[ 518.063001][ T31] audit: type=1400 audit(518.000:58): avc: denied { read write } for pid=3098 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 [ 518.067654][ T31] audit: type=1400 audit(518.010:59): avc: denied { open } for pid=3098 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]:58528' (ED25519) to the list of known hosts. [ 561.048714][ T31] audit: type=1400 audit(560.990:60): avc: denied { execute } for pid=3111 comm="sh" name="syz-executor109051046" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 561.053689][ T31] audit: type=1400 audit(560.990:61): avc: denied { execute_no_trans } for pid=3111 comm="sh" path="/syz-executor109051046" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 561.125127][ T31] audit: type=1400 audit(561.060:62): avc: denied { execmem } for pid=3111 comm="syz-executor109" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 561.144838][ T31] audit: type=1400 audit(561.080:63): avc: denied { prog_load } for pid=3112 comm="syz-executor109" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program [ 561.154927][ T31] audit: type=1400 audit(561.090:64): avc: denied { bpf } for pid=3112 comm="syz-executor109" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 561.155308][ T31] audit: type=1400 audit(561.090:65): avc: denied { perfmon } for pid=3112 comm="syz-executor109" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 561.168653][ T31] audit: type=1400 audit(561.110:66): avc: denied { prog_run } for pid=3112 comm="syz-executor109" 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 [ 720.795940][ C1] hrtimer: interrupt took 19871632 ns executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.045305][ T32] INFO: task kworker/1:0:23 blocked for more than 450 seconds. [ 1324.046114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.046336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.046592][ T32] task:kworker/1:0 state:D stack:0 pid:23 tgid:23 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.047128][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.048692][ T32] Call trace: [ 1324.049426][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.050112][ T32] r10:8291a684 r9:df879d84 r8:00000002 r7:60000113 r6:df879d8c r5:83242400 [ 1324.050536][ T32] r4:83242400 [ 1324.050831][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.051098][ T32] r5:83242400 r4:8291a680 [ 1324.051276][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.051515][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.051779][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df879e08 [ 1324.051957][ T32] r4:00000000 [ 1324.052132][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.052352][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.052574][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.052828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845e5e40 [ 1324.053014][ T32] r4:00000000 [ 1324.053184][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.053423][ T32] r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1324.053597][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.053845][ T32] r5:00001000 r4:ebe11000 [ 1324.054009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.065610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.065838][ T32] r5:8596278c r4:85962400 [ 1324.065929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.066104][ T32] r7:ddde2d80 r6:83018200 r5:8596278c r4:830cc080 [ 1324.066156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.066291][ T32] r10:61c88647 r9:83242400 r8:830cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.066345][ T32] r4:830cc080 [ 1324.066389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.066493][ T32] r10:00000000 r9:830cc080 r8:80287e08 r7:df819d50 r6:830cc100 r5:83242400 [ 1324.066542][ T32] r4:00000001 [ 1324.066689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.066950][ T32] Exception stack(0xdf879fb0 to 0xdf879ff8) [ 1324.067187][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.067284][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.067348][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.067472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.067532][ T32] r4:830cb100 [ 1324.069053][ T32] INFO: task kworker/1:0:23 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.069173][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.069411][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.069588][ T32] Call trace: [ 1324.069689][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.069876][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.069968][ T32] r4:00000000 [ 1324.070033][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.070263][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.070383][ T32] dd20: a68bd000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.070457][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.070516][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.070567][ T32] r5:80070113 r4:80239bb0 [ 1324.070612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.070714][ T32] r4:82ac21e4 [ 1324.070876][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.070981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.071029][ T32] r4:eae7ddc0 [ 1324.071100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.071196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.071269][ T32] r4:00000000 [ 1324.071316][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.071421][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.071499][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.071630][ T32] r5:00001000 r4:ed8b3000 [ 1324.071687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.071777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.071869][ T32] r5:85cd538c r4:85cd5000 [ 1324.071914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.072017][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.072063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.072165][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.072361][ T32] r4:8530a300 [ 1324.072567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.072720][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.072808][ T32] r4:00000001 [ 1324.072858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.073029][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.073123][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.073188][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.073242][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.073302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.073346][ T32] r4:8530e480 [ 1324.073854][ T32] INFO: task kworker/1:1:3097 blocked for more than 450 seconds. [ 1324.073974][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.074073][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.074130][ T32] task:kworker/1:1 state:D stack:0 pid:3097 tgid:3097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.074289][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.085201][ T32] Call trace: [ 1324.085285][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.085426][ T32] r10:8291a684 r9:ec991d84 r8:00000002 r7:60000113 r6:ec991d8c r5:83fa8000 [ 1324.085485][ T32] r4:83fa8000 [ 1324.085545][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.085644][ T32] r5:83fa8000 r4:8291a680 [ 1324.085702][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.085789][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.085880][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec991e08 [ 1324.085930][ T32] r4:00000000 [ 1324.085971][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.086083][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.086204][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.086307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a980 [ 1324.086411][ T32] r4:00000000 [ 1324.086521][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.086730][ T32] r9:83018205 r8:83fa8000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1324.086805][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.086911][ T32] r5:00001000 r4:ebff1000 [ 1324.086987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.087083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.087174][ T32] r5:8596538c r4:85965000 [ 1324.087215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.087341][ T32] r7:ddde2d80 r6:83018200 r5:8596538c r4:847cd980 [ 1324.087392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.087492][ T32] r10:61c88647 r9:83fa8000 r8:847cd9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.087539][ T32] r4:847cd980 [ 1324.087580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.087694][ T32] r10:00000000 r9:847cd980 r8:80287e08 r7:df92de60 r6:847cd900 r5:83fa8000 [ 1324.087780][ T32] r4:00000001 [ 1324.087841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.087990][ T32] Exception stack(0xec991fb0 to 0xec991ff8) [ 1324.088063][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.088157][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.088222][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.088285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.088434][ T32] r4:8458d540 [ 1324.089735][ T32] INFO: task kworker/1:1:3097 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.089855][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.090058][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.090412][ T32] Call trace: [ 1324.090594][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.090839][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.090967][ T32] r4:00000000 [ 1324.091029][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.091137][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.091208][ T32] dd20: a6bc2000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.091312][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.091375][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.091468][ T32] r5:80070113 r4:80239bb0 [ 1324.091520][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.091675][ T32] r4:82ac21e4 [ 1324.091732][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.091826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.091874][ T32] r4:eae7ddc0 [ 1324.091914][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.092003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.092115][ T32] r4:00000000 [ 1324.092160][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.092264][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.092339][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.092507][ T32] r5:00001000 r4:ed8b3000 [ 1324.092595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.092714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.092817][ T32] r5:85cd538c r4:85cd5000 [ 1324.092862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.092968][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.093051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.093162][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.093245][ T32] r4:8530a300 [ 1324.093289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.093384][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.093450][ T32] r4:00000001 [ 1324.093497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.093596][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.093670][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.093737][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.093821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.093906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.093964][ T32] r4:8530e480 [ 1324.094060][ T32] INFO: task kworker/1:6:3134 blocked for more than 450 seconds. [ 1324.094125][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.105185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.105333][ T32] task:kworker/1:6 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.105460][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.105577][ T32] Call trace: [ 1324.105657][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.105792][ T32] r10:8291a684 r9:df9b5d84 r8:00000002 r7:60000013 r6:df9b5d8c r5:83988000 [ 1324.105843][ T32] r4:83988000 [ 1324.105889][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.106005][ T32] r5:83988000 r4:8291a680 [ 1324.106068][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.106162][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.106257][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9b5e08 [ 1324.106388][ T32] r4:00000000 [ 1324.106477][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.106597][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.106709][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.106854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845e5580 [ 1324.106907][ T32] r4:00000000 [ 1324.106950][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.107082][ T32] r9:83018205 r8:83988000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1324.107138][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.107232][ T32] r5:00001000 r4:ebea9000 [ 1324.107276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.107360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.107452][ T32] r5:85962f8c r4:85962c00 [ 1324.107526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.107631][ T32] r7:ddde2d80 r6:83018200 r5:85962f8c r4:847cde00 [ 1324.107689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.107789][ T32] r10:61c88647 r9:83988000 r8:847cde2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.107835][ T32] r4:847cde00 [ 1324.107878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.108031][ T32] r10:00000000 r9:847cde00 r8:80287e08 r7:df971e60 r6:847cde80 r5:83988000 [ 1324.108167][ T32] r4:00000001 [ 1324.108230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.108317][ T32] Exception stack(0xdf9b5fb0 to 0xdf9b5ff8) [ 1324.108382][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.108453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.108557][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.108640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.108745][ T32] r4:846ea700 [ 1324.110087][ T32] INFO: task kworker/1:6:3134 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.110187][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.110354][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.110487][ T32] Call trace: [ 1324.110656][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.110832][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.110895][ T32] r4:00000000 [ 1324.111034][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.111129][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.111211][ T32] dd20: a6f39000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.111288][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.111341][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.111390][ T32] r5:80070113 r4:80239bb0 [ 1324.111430][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.111513][ T32] r4:82ac21e4 [ 1324.111708][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.111817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.111865][ T32] r4:eae7ddc0 [ 1324.111907][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.112099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.112162][ T32] r4:00000000 [ 1324.112204][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.112298][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.112340][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.112428][ T32] r5:00001000 r4:ed8b3000 [ 1324.112518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.112612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.112714][ T32] r5:85cd538c r4:85cd5000 [ 1324.112810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.112916][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.112963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.113141][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.113199][ T32] r4:8530a300 [ 1324.113305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.113414][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.113460][ T32] r4:00000001 [ 1324.113530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.113609][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.113688][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.113754][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.113812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.113909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.113962][ T32] r4:8530e480 [ 1324.114035][ T32] INFO: task kworker/1:7:3137 blocked for more than 450 seconds. [ 1324.114107][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.114156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.114198][ T32] task:kworker/1:7 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.125747][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.125968][ T32] Call trace: [ 1324.126081][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.126216][ T32] r10:8291a684 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:8398ec00 [ 1324.126308][ T32] r4:8398ec00 [ 1324.126379][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.126472][ T32] r5:8398ec00 r4:8291a680 [ 1324.126513][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.126712][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.126927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa29e08 [ 1324.126981][ T32] r4:00000000 [ 1324.127019][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.127089][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.127170][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.127265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855882c0 [ 1324.127317][ T32] r4:00000000 [ 1324.127454][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.127649][ T32] r9:83018205 r8:8398ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.127728][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.127897][ T32] r5:00001000 r4:eac81000 [ 1324.128010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.128109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.128201][ T32] r5:85687f8c r4:85687c00 [ 1324.128319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.128434][ T32] r7:ddde2d80 r6:83018200 r5:85687f8c r4:847cdf00 [ 1324.128487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.128592][ T32] r10:61c88647 r9:8398ec00 r8:847cdf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.128792][ T32] r4:847cdf00 [ 1324.128851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.128969][ T32] r10:00000000 r9:847cdf00 r8:80287e08 r7:df9b5e60 r6:847cd480 r5:8398ec00 [ 1324.129045][ T32] r4:00000001 [ 1324.129147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.129250][ T32] Exception stack(0xdfa29fb0 to 0xdfa29ff8) [ 1324.129309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.129449][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.129560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.129640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.129719][ T32] r4:846ea940 [ 1324.131087][ T32] INFO: task kworker/1:7:3137 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.131195][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.131477][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.131581][ T32] Call trace: [ 1324.131913][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.132035][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.132084][ T32] r4:00000000 [ 1324.132163][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.132335][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.132485][ T32] dd20: a7305000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.132773][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.132854][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.132990][ T32] r5:80070113 r4:80239bb0 [ 1324.133162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.133272][ T32] r4:82ac21e4 [ 1324.133318][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.133483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.133548][ T32] r4:eae7ddc0 [ 1324.133589][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.133836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.133892][ T32] r4:00000000 [ 1324.133934][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.134031][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.134195][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.145263][ T32] r5:00001000 r4:ed8b3000 [ 1324.145358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.145488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.145768][ T32] r5:85cd538c r4:85cd5000 [ 1324.145826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.145974][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.146179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.146366][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.146476][ T32] r4:8530a300 [ 1324.146526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.146627][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.146683][ T32] r4:00000001 [ 1324.146723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.146980][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.147095][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.147204][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.147310][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.147379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.147444][ T32] r4:8530e480 [ 1324.147514][ T32] INFO: task kworker/0:10:3141 blocked for more than 450 seconds. [ 1324.147680][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.147744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.147791][ T32] task:kworker/0:10 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.147942][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.148196][ T32] Call trace: [ 1324.148391][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.148512][ T32] r10:8291a684 r9:dfa5dd84 r8:00000002 r7:60000113 r6:dfa5dd8c r5:841ed400 [ 1324.148561][ T32] r4:841ed400 [ 1324.148603][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.148830][ T32] r5:841ed400 r4:8291a680 [ 1324.148910][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.149064][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.149168][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa5de08 [ 1324.149225][ T32] r4:00000000 [ 1324.149274][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.149402][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.149495][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.149587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531bd00 [ 1324.149634][ T32] r4:00000000 [ 1324.149696][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.149912][ T32] r9:83018005 r8:841ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1324.149970][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.150066][ T32] r5:00001000 r4:e01eb000 [ 1324.150154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.150285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.150602][ T32] r5:84787b8c r4:84787800 [ 1324.150764][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.151048][ T32] r7:dddced80 r6:83018000 r5:84787b8c r4:847cfd80 [ 1324.151110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.151223][ T32] r10:61c88647 r9:841ed400 r8:847cfdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.151397][ T32] r4:847cfd80 [ 1324.151492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.151604][ T32] r10:00000000 r9:847cfd80 r8:80287e08 r7:df9c9e60 r6:847cfe00 r5:841ed400 [ 1324.151666][ T32] r4:00000001 [ 1324.151825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.151925][ T32] Exception stack(0xdfa5dfb0 to 0xdfa5dff8) [ 1324.151994][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.152103][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.152175][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.152244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.152333][ T32] r4:84a6fa80 [ 1324.153657][ T32] INFO: task kworker/0:10:3141 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.153786][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.153944][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.154051][ T32] Call trace: [ 1324.165179][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.165355][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.165408][ T32] r4:00000000 [ 1324.165453][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.165545][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.165612][ T32] dd20: a7a03000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.165684][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.165742][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.165839][ T32] r5:80070113 r4:80239bb0 [ 1324.165902][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.166001][ T32] r4:82ac21e4 [ 1324.166045][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.166169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.166224][ T32] r4:eae7ddc0 [ 1324.166267][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.166361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.166413][ T32] r4:00000000 [ 1324.166454][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.166554][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.166598][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.166761][ T32] r5:00001000 r4:ed8b3000 [ 1324.166852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.167040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.167136][ T32] r5:85cd538c r4:85cd5000 [ 1324.167180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.167278][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.167348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.167515][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.167570][ T32] r4:8530a300 [ 1324.167613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.167724][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.167806][ T32] r4:00000001 [ 1324.167891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.168027][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.168131][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.168201][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.168259][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.168323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.168440][ T32] r4:8530e480 [ 1324.168828][ T32] INFO: task kworker/0:12:3145 blocked for more than 450 seconds. [ 1324.168916][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.168975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.169024][ T32] task:kworker/0:12 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.169212][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.169309][ T32] Call trace: [ 1324.169408][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.169559][ T32] r10:8291a684 r9:dfa75d84 r8:00000002 r7:60000113 r6:dfa75d8c r5:841ebc00 [ 1324.169615][ T32] r4:841ebc00 [ 1324.169719][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.169814][ T32] r5:841ebc00 r4:8291a680 [ 1324.169892][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.169985][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.170117][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa75e08 [ 1324.170209][ T32] r4:00000000 [ 1324.170257][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.170335][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.170405][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.170491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330f80 [ 1324.170575][ T32] r4:00000000 [ 1324.170623][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.170842][ T32] r9:83018005 r8:841ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1324.170920][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.171021][ T32] r5:00001000 r4:dff45000 [ 1324.171106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.171229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.171322][ T32] r5:84787f8c r4:84787c00 [ 1324.171414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.171512][ T32] r7:dddced80 r6:83018000 r5:84787f8c r4:847cff80 [ 1324.171597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.171750][ T32] r10:61c88647 r9:841ebc00 r8:847cffac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.171838][ T32] r4:847cff80 [ 1324.171924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.172027][ T32] r10:00000000 r9:847cff80 r8:80287e08 r7:dfa5de60 r6:847cf900 r5:841ebc00 [ 1324.172075][ T32] r4:00000001 [ 1324.172173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.172259][ T32] Exception stack(0xdfa75fb0 to 0xdfa75ff8) [ 1324.172315][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.172374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.172429][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.172550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.172600][ T32] r4:84a6fc40 [ 1324.173884][ T32] INFO: task kworker/0:12:3145 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.173968][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.174312][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.185498][ T32] Call trace: [ 1324.185585][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.185753][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.185804][ T32] r4:00000000 [ 1324.185852][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.185941][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.186007][ T32] dd20: a7ce4000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.186071][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.186130][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.186182][ T32] r5:80070113 r4:80239bb0 [ 1324.186225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.186316][ T32] r4:82ac21e4 [ 1324.186381][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.186484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.186530][ T32] r4:eae7ddc0 [ 1324.186568][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.186668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.186714][ T32] r4:00000000 [ 1324.186821][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.186984][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.187041][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.187164][ T32] r5:00001000 r4:ed8b3000 [ 1324.187219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.187303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.187390][ T32] r5:85cd538c r4:85cd5000 [ 1324.187434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.187535][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.187576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.187683][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.187732][ T32] r4:8530a300 [ 1324.187773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.187874][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.187921][ T32] r4:00000001 [ 1324.187963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.188053][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.188148][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.188215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.188277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.188339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.188384][ T32] r4:8530e480 [ 1324.188465][ T32] INFO: task kworker/0:13:3147 blocked for more than 450 seconds. [ 1324.188541][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.188597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.188648][ T32] task:kworker/0:13 state:D stack:0 pid:3147 tgid:3147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.188769][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.188892][ T32] Call trace: [ 1324.188969][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.189071][ T32] r10:8291a684 r9:dfa91d84 r8:00000002 r7:60000113 r6:dfa91d8c r5:8398c800 [ 1324.189122][ T32] r4:8398c800 [ 1324.189199][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.189336][ T32] r5:8398c800 r4:8291a680 [ 1324.189388][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.189475][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.189567][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa91e08 [ 1324.189612][ T32] r4:00000000 [ 1324.189657][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.189738][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.189813][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.189901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c9d80 [ 1324.189949][ T32] r4:00000000 [ 1324.189993][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.190086][ T32] r9:83018005 r8:8398c800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1324.190132][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.190216][ T32] r5:00001000 r4:e00a3000 [ 1324.190256][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.190338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.190427][ T32] r5:853f578c r4:853f5400 [ 1324.190468][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.190604][ T32] r7:dddced80 r6:83018000 r5:853f578c r4:847cf880 [ 1324.190662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.191001][ T32] r10:61c88647 r9:8398c800 r8:847cf8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.191067][ T32] r4:847cf880 [ 1324.191140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.191248][ T32] r10:00000000 r9:847cf880 r8:80287e08 r7:dfa75e60 r6:847cdc80 r5:8398c800 [ 1324.191293][ T32] r4:00000001 [ 1324.191332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.191466][ T32] Exception stack(0xdfa91fb0 to 0xdfa91ff8) [ 1324.191586][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.191664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.191725][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.191787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.191833][ T32] r4:84a6fdc0 [ 1324.193114][ T32] INFO: task kworker/0:13:3147 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.193195][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.193306][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.193443][ T32] Call trace: [ 1324.193519][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.193630][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.193685][ T32] r4:00000000 [ 1324.193764][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.193884][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.193955][ T32] dd20: a7ce4000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.194058][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.194115][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.194243][ T32] r5:80070113 r4:80239bb0 [ 1324.205280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.205426][ T32] r4:82ac21e4 [ 1324.205473][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.205574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.205625][ T32] r4:eae7ddc0 [ 1324.205714][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.205819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.205866][ T32] r4:00000000 [ 1324.205909][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.206011][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.206090][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.206197][ T32] r5:00001000 r4:ed8b3000 [ 1324.206240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.206321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.206412][ T32] r5:85cd538c r4:85cd5000 [ 1324.206453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.206582][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.206638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.206766][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.206871][ T32] r4:8530a300 [ 1324.206923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.207025][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.207073][ T32] r4:00000001 [ 1324.207115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.207194][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.207256][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.207315][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.207371][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.207525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.207621][ T32] r4:8530e480 [ 1324.207740][ T32] INFO: task kworker/0:14:3150 blocked for more than 450 seconds. [ 1324.207864][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.207936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.207981][ T32] task:kworker/0:14 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.208090][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.208177][ T32] Call trace: [ 1324.208241][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.208346][ T32] r10:8291a684 r9:dfaadd84 r8:00000002 r7:60000013 r6:dfaadd8c r5:84516000 [ 1324.208395][ T32] r4:84516000 [ 1324.208443][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.208542][ T32] r5:84516000 r4:8291a680 [ 1324.208587][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.208692][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.208788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaade08 [ 1324.208835][ T32] r4:00000000 [ 1324.208876][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.209075][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.209172][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.209299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a1380 [ 1324.209388][ T32] r4:00000000 [ 1324.209494][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.209600][ T32] r9:83018005 r8:84516000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1324.209646][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.209761][ T32] r5:00001000 r4:e015d000 [ 1324.209835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.209928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.210015][ T32] r5:853f478c r4:853f4400 [ 1324.210056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.210162][ T32] r7:dddced80 r6:83018000 r5:853f478c r4:847cf000 [ 1324.210215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.210316][ T32] r10:61c88647 r9:84516000 r8:847cf02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.210362][ T32] r4:847cf000 [ 1324.210404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.210504][ T32] r10:00000000 r9:847cf000 r8:80287e08 r7:dfa91e60 r6:847cd500 r5:84516000 [ 1324.210549][ T32] r4:00000001 [ 1324.210589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.210675][ T32] Exception stack(0xdfaadfb0 to 0xdfaadff8) [ 1324.210830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.210906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.211038][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.211107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.211152][ T32] r4:84a64840 [ 1324.212430][ T32] INFO: task kworker/0:14:3150 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.212515][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.212707][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.212823][ T32] Call trace: [ 1324.212894][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.213043][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.213145][ T32] r4:00000000 [ 1324.213252][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.213352][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.213418][ T32] dd20: a8069000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.213517][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.213574][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.213665][ T32] r5:80070113 r4:80239bb0 [ 1324.213755][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.213851][ T32] r4:82ac21e4 [ 1324.213893][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.213989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.214067][ T32] r4:eae7ddc0 [ 1324.214157][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.225076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.225155][ T32] r4:00000000 [ 1324.225202][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.225333][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.225378][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.225466][ T32] r5:00001000 r4:ed8b3000 [ 1324.225509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.225593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.225691][ T32] r5:85cd538c r4:85cd5000 [ 1324.225736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.225837][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.225983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.226101][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.226149][ T32] r4:8530a300 [ 1324.226190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.226288][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.226336][ T32] r4:00000001 [ 1324.226375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.226455][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.226516][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.226610][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.226683][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.226768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.226816][ T32] r4:8530e480 [ 1324.226907][ T32] INFO: task kworker/0:15:3151 blocked for more than 450 seconds. [ 1324.227027][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.227086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.227131][ T32] task:kworker/0:15 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.227277][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.227400][ T32] Call trace: [ 1324.227526][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.227671][ T32] r10:8291a684 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:84510000 [ 1324.227733][ T32] r4:84510000 [ 1324.227826][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.227922][ T32] r5:84510000 r4:8291a680 [ 1324.227965][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.228085][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.228225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 [ 1324.228278][ T32] r4:00000000 [ 1324.228317][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.228449][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.228536][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.228636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85672fc0 [ 1324.228700][ T32] r4:00000000 [ 1324.228742][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.228838][ T32] r9:83018005 r8:84510000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.228883][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.228975][ T32] r5:00001000 r4:e056f000 [ 1324.229019][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.229134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.229230][ T32] r5:856d938c r4:856d9000 [ 1324.229270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.229363][ T32] r7:dddced80 r6:83018000 r5:856d938c r4:840f1580 [ 1324.229406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.229505][ T32] r10:61c88647 r9:84510000 r8:840f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.229554][ T32] r4:840f1580 [ 1324.229595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.229705][ T32] r10:00000000 r9:840f1580 r8:80287e08 r7:dfa91e60 r6:847cd200 r5:84510000 [ 1324.229783][ T32] r4:00000001 [ 1324.229876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.230000][ T32] Exception stack(0xdfab1fb0 to 0xdfab1ff8) [ 1324.230144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.230214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.230318][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.230387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.230435][ T32] r4:84a64840 [ 1324.231726][ T32] INFO: task kworker/0:15:3151 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.231808][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.231987][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.232078][ T32] Call trace: [ 1324.232139][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.232246][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.232294][ T32] r4:00000000 [ 1324.232334][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.232451][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.232559][ T32] dd20: a83b3000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.232668][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.232731][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.232848][ T32] r5:80070113 r4:80239bb0 [ 1324.232896][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.233024][ T32] r4:82ac21e4 [ 1324.233071][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.233166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.233216][ T32] r4:eae7ddc0 [ 1324.233258][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.233352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.233400][ T32] r4:00000000 [ 1324.233477][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.233617][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.233714][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.233821][ T32] r5:00001000 r4:ed8b3000 [ 1324.233867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.233991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.234097][ T32] r5:85cd538c r4:85cd5000 [ 1324.234142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.244999][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.245205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.245363][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.245413][ T32] r4:8530a300 [ 1324.245496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.245609][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.245694][ T32] r4:00000001 [ 1324.245812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.245902][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.245971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.246040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.246099][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.246187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.246241][ T32] r4:8530e480 [ 1324.246307][ T32] INFO: task kworker/0:16:3152 blocked for more than 450 seconds. [ 1324.246375][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.246430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.246475][ T32] task:kworker/0:16 state:D stack:0 pid:3152 tgid:3152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.246588][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.246694][ T32] Call trace: [ 1324.246792][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.246910][ T32] r10:8291a684 r9:dfab9d84 r8:00000002 r7:60000113 r6:dfab9d8c r5:84516c00 [ 1324.246960][ T32] r4:84516c00 [ 1324.247034][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.247163][ T32] r5:84516c00 r4:8291a680 [ 1324.247217][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.247337][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.247431][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab9e08 [ 1324.247473][ T32] r4:00000000 [ 1324.247510][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.247586][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.247719][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.247815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d3bc0 [ 1324.247911][ T32] r4:00000000 [ 1324.247999][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.248102][ T32] r9:83018005 r8:84516c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1324.248146][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.248264][ T32] r5:00001000 r4:dfa93000 [ 1324.248371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.248537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.248647][ T32] r5:853f778c r4:853f7400 [ 1324.248705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.248807][ T32] r7:dddced80 r6:83018000 r5:853f778c r4:840f1500 [ 1324.248888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.249030][ T32] r10:61c88647 r9:84516c00 r8:840f152c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.249123][ T32] r4:840f1500 [ 1324.249210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.249317][ T32] r10:00000000 r9:840f1500 r8:80287e08 r7:dfab1e60 r6:847cd180 r5:84516c00 [ 1324.249365][ T32] r4:00000001 [ 1324.249407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.249477][ T32] Exception stack(0xdfab9fb0 to 0xdfab9ff8) [ 1324.249549][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.249611][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.249700][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.249766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.249814][ T32] r4:845c53c0 [ 1324.251132][ T32] INFO: task kworker/0:16:3152 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.251223][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.251400][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.251542][ T32] Call trace: [ 1324.251637][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.251765][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.251822][ T32] r4:00000000 [ 1324.251869][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.251961][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.252023][ T32] dd20: a861c000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.252079][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.252129][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.252214][ T32] r5:80070113 r4:80239bb0 [ 1324.252305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.252443][ T32] r4:82ac21e4 [ 1324.252495][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.252624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.252684][ T32] r4:eae7ddc0 [ 1324.252761][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.252862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.252948][ T32] r4:00000000 [ 1324.252995][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.253086][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.253163][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.253262][ T32] r5:00001000 r4:ed8b3000 [ 1324.253309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.253435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.253529][ T32] r5:85cd538c r4:85cd5000 [ 1324.253569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.253674][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.253724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.253827][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.253870][ T32] r4:8530a300 [ 1324.253908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.254001][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.254042][ T32] r4:00000001 [ 1324.254077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.254245][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.285219][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.285327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.285386][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.285457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.285601][ T32] r4:8530e480 [ 1324.285745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.285897][ T32] INFO: task kworker/0:17:3154 blocked for more than 450 seconds. [ 1324.285983][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.286034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.286153][ T32] task:kworker/0:17 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.286290][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.286641][ T32] Call trace: [ 1324.286734][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.286874][ T32] r10:8291a684 r9:dfac5d84 r8:00000002 r7:60000113 r6:dfac5d8c r5:84513c00 [ 1324.286930][ T32] r4:84513c00 [ 1324.286977][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.287070][ T32] r5:84513c00 r4:8291a680 [ 1324.287114][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.287240][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.287505][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac5e08 [ 1324.287581][ T32] r4:00000000 [ 1324.287675][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.288003][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.288102][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.288194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551f780 [ 1324.288238][ T32] r4:00000000 [ 1324.288280][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.288381][ T32] r9:83018005 r8:84513c00 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 1324.288460][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.288660][ T32] r5:00001000 r4:dfa3d000 [ 1324.288781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.288881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.289017][ T32] r5:85419b8c r4:85419800 [ 1324.289069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.289360][ T32] r7:dddced80 r6:83018000 r5:85419b8c r4:833a4b00 [ 1324.289420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.289660][ T32] r10:61c88647 r9:84513c00 r8:833a4b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.289796][ T32] r4:833a4b00 [ 1324.289849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.290138][ T32] r10:00000000 r9:833a4b00 r8:80287e08 r7:dfab1e60 r6:847cd400 r5:84513c00 [ 1324.290214][ T32] r4:00000001 [ 1324.290339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.290566][ T32] Exception stack(0xdfac5fb0 to 0xdfac5ff8) [ 1324.290674][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.290762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.290900][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.291455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.292271][ T32] r4:845ee040 [ 1324.293580][ T32] INFO: task kworker/0:17:3154 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.293676][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.293817][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.293920][ T32] Call trace: [ 1324.294309][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.325540][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.325746][ T32] r4:00000000 [ 1324.325808][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.325938][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.326011][ T32] dd20: a8dee000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.326073][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.326129][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.326182][ T32] r5:80070113 r4:80239bb0 [ 1324.326223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.326312][ T32] r4:82ac21e4 [ 1324.326354][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.326448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.326498][ T32] r4:eae7ddc0 [ 1324.326539][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.326643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.326701][ T32] r4:00000000 [ 1324.326783][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.326888][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.326934][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.327029][ T32] r5:00001000 r4:ed8b3000 [ 1324.327071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.327157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.327247][ T32] r5:85cd538c r4:85cd5000 [ 1324.327291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.327429][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.327483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.327588][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.327675][ T32] r4:8530a300 [ 1324.327743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.327870][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.327963][ T32] r4:00000001 [ 1324.328017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.328157][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.328225][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.328289][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.328385][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.328459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.328510][ T32] r4:8530e480 [ 1324.328560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.328627][ T32] INFO: task kworker/0:18:3156 blocked for more than 450 seconds. [ 1324.328707][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.328759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.328804][ T32] task:kworker/0:18 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.328963][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.329159][ T32] Call trace: [ 1324.329261][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.329367][ T32] r10:8291a684 r9:dfaddd84 r8:00000002 r7:60000113 r6:dfaddd8c r5:84511800 [ 1324.329416][ T32] r4:84511800 [ 1324.329457][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.329551][ T32] r5:84511800 r4:8291a680 [ 1324.329594][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.329690][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.329785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfadde08 [ 1324.329832][ T32] r4:00000000 [ 1324.329903][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.329986][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.330064][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.330182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85577880 [ 1324.330234][ T32] r4:00000000 [ 1324.330273][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.330372][ T32] r9:83018005 r8:84511800 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1324.330421][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.330515][ T32] r5:00001000 r4:dfab3000 [ 1324.330556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.330640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.330824][ T32] r5:84b68b8c r4:84b68800 [ 1324.330879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.330981][ T32] r7:dddced80 r6:83018000 r5:84b68b8c r4:833a4a80 [ 1324.331026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.331132][ T32] r10:61c88647 r9:84511800 r8:833a4aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.331215][ T32] r4:833a4a80 [ 1324.331263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.331359][ T32] r10:00000000 r9:833a4a80 r8:80287e08 r7:dfab1e60 r6:847cd380 r5:84511800 [ 1324.331443][ T32] r4:00000001 [ 1324.331524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.331604][ T32] Exception stack(0xdfaddfb0 to 0xdfaddff8) [ 1324.331707][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.331811][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.331878][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.331983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.332039][ T32] r4:845ee180 [ 1324.333377][ T32] INFO: task kworker/0:18:3156 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.333470][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.333596][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.333775][ T32] Call trace: [ 1324.333842][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.333959][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.334010][ T32] r4:00000000 [ 1324.334060][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.334185][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.364840][ T32] dd20: a9461000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.364903][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.364935][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.364965][ T32] r5:80070113 r4:80239bb0 [ 1324.364988][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.365057][ T32] r4:82ac21e4 [ 1324.365078][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.365128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.365151][ T32] r4:eae7ddc0 [ 1324.365170][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.365219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.365241][ T32] r4:00000000 [ 1324.365261][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.365313][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.365335][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.365385][ T32] r5:00001000 r4:ed8b3000 [ 1324.365406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.365536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.365628][ T32] r5:85cd538c r4:85cd5000 [ 1324.365766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.365827][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.365850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.365908][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.365933][ T32] r4:8530a300 [ 1324.365954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.366007][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.366065][ T32] r4:00000001 [ 1324.366825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.366875][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.366905][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.366935][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.366964][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.366994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.367029][ T32] r4:8530e480 [ 1324.367057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.367088][ T32] INFO: task kworker/0:19:3158 blocked for more than 450 seconds. [ 1324.367121][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.367148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.367838][ T32] task:kworker/0:19 state:D stack:0 pid:3158 tgid:3158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.367920][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.368282][ T32] Call trace: [ 1324.368671][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.368825][ T32] r10:8291a684 r9:dfaedd84 r8:00000002 r7:60000113 r6:dfaedd8c r5:84513000 [ 1324.368879][ T32] r4:84513000 [ 1324.369106][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.369185][ T32] r5:84513000 r4:8291a680 [ 1324.369209][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.369312][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.369364][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 [ 1324.369392][ T32] r4:00000000 [ 1324.369412][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.369449][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.369518][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.369789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85606040 [ 1324.369980][ T32] r4:00000000 [ 1324.370130][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.370184][ T32] r9:83018005 r8:84513000 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 1324.370662][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.370766][ T32] r5:00001000 r4:dfa4f000 [ 1324.370823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.370870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.370919][ T32] r5:855d278c r4:855d2400 [ 1324.370939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.371131][ T32] r7:dddced80 r6:83018000 r5:855d278c r4:830b8480 [ 1324.371156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.371209][ T32] r10:61c88647 r9:84513000 r8:830b84ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.371329][ T32] r4:830b8480 [ 1324.371452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.371508][ T32] r10:00000000 r9:830b8480 r8:80287e08 r7:dfab1e60 r6:830dee00 r5:84513000 [ 1324.371751][ T32] r4:00000001 [ 1324.371777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.371817][ T32] Exception stack(0xdfaedfb0 to 0xdfaedff8) [ 1324.371845][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.372017][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.372055][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.372088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.372113][ T32] r4:845ee2c0 [ 1324.373162][ T32] INFO: task kworker/0:19:3158 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.373203][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.373303][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.373351][ T32] Call trace: [ 1324.373387][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.373444][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.373472][ T32] r4:00000000 [ 1324.373494][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.373552][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.373587][ T32] dd20: a9461000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.373618][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.373759][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.373998][ T32] r5:80070113 r4:80239bb0 [ 1324.374023][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.374068][ T32] r4:82ac21e4 [ 1324.374088][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.395010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.395112][ T32] r4:eae7ddc0 [ 1324.395142][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.395271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.395314][ T32] r4:00000000 [ 1324.395354][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.395447][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.395492][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.395576][ T32] r5:00001000 r4:ed8b3000 [ 1324.395613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.395704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.395789][ T32] r5:85cd538c r4:85cd5000 [ 1324.395828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.395929][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.395981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.396084][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.396134][ T32] r4:8530a300 [ 1324.396210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.396317][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.396361][ T32] r4:00000001 [ 1324.396399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.396476][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.396535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.396593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.396644][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.396748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.396816][ T32] r4:8530e480 [ 1324.396890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.396971][ T32] INFO: task kworker/0:20:3160 blocked for more than 450 seconds. [ 1324.397037][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.397087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.397140][ T32] task:kworker/0:20 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.397264][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.397359][ T32] Call trace: [ 1324.397428][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.397536][ T32] r10:8291a684 r9:dfafdd84 r8:00000002 r7:60000013 r6:dfafdd8c r5:84515400 [ 1324.397585][ T32] r4:84515400 [ 1324.397630][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.397738][ T32] r5:84515400 r4:8291a680 [ 1324.397784][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.397877][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.397977][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde08 [ 1324.398030][ T32] r4:00000000 [ 1324.398074][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.398156][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.398238][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.398322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85654640 [ 1324.398364][ T32] r4:00000000 [ 1324.398399][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.398482][ T32] r9:83018005 r8:84515400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1324.398520][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.398604][ T32] r5:00001000 r4:dffd9000 [ 1324.398663][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.398738][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.398879][ T32] r5:855d3f8c r4:855d3c00 [ 1324.398935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.399025][ T32] r7:dddced80 r6:83018000 r5:855d3f8c r4:830b8400 [ 1324.399063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.399151][ T32] r10:61c88647 r9:84515400 r8:830b842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.399192][ T32] r4:830b8400 [ 1324.399226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.399316][ T32] r10:00000000 r9:830b8400 r8:80287e08 r7:dfab1e60 r6:833be400 r5:84515400 [ 1324.399358][ T32] r4:00000001 [ 1324.399392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.399457][ T32] Exception stack(0xdfafdfb0 to 0xdfafdff8) [ 1324.399507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.399562][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.399612][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.399675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.399719][ T32] r4:845ee3c0 [ 1324.400936][ T32] INFO: task kworker/0:20:3160 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.401153][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.401274][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.401356][ T32] Call trace: [ 1324.401446][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.401549][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.401591][ T32] r4:00000000 [ 1324.401632][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.401717][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.401773][ T32] dd20: a9578000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.401836][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.401888][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.401941][ T32] r5:80070113 r4:80239bb0 [ 1324.401983][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.402065][ T32] r4:82ac21e4 [ 1324.402106][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.402197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.402249][ T32] r4:eae7ddc0 [ 1324.402289][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.402388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.402435][ T32] r4:00000000 [ 1324.402504][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.402604][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.402670][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.402784][ T32] r5:00001000 r4:ed8b3000 [ 1324.402832][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.402918][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.403006][ T32] r5:85cd538c r4:85cd5000 [ 1324.403047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.403143][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.403244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.403346][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.403392][ T32] r4:8530a300 [ 1324.403434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.403529][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.403575][ T32] r4:00000001 [ 1324.403616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.403740][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.403800][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.403859][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.403951][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.404018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.404102][ T32] r4:8530e480 [ 1324.404196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.439332][ T32] INFO: task kworker/1:8:3163 blocked for more than 450 seconds. [ 1324.439592][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.439667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.439817][ T32] task:kworker/1:8 state:D stack:0 pid:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.440001][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.440177][ T32] Call trace: [ 1324.440265][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.440422][ T32] r10:8291a684 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:84514800 [ 1324.440495][ T32] r4:84514800 [ 1324.440554][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.440774][ T32] r5:84514800 r4:8291a680 [ 1324.440862][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.440995][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.441108][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 1324.441209][ T32] r4:00000000 [ 1324.441280][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.441396][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.441533][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.441647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8453d440 [ 1324.441709][ T32] r4:00000000 [ 1324.441758][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.441884][ T32] r9:83018205 r8:84514800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1324.441958][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.442094][ T32] r5:00001000 r4:e0135000 [ 1324.442185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.442332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.442449][ T32] r5:856a478c r4:856a4400 [ 1324.442533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.442664][ T32] r7:ddde2d80 r6:83018200 r5:856a478c r4:833be100 [ 1324.442725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.442925][ T32] r10:61c88647 r9:84514800 r8:833be12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.442993][ T32] r4:833be100 [ 1324.443057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.443187][ T32] r10:00000000 r9:833be100 r8:80287e08 r7:df9b5e60 r6:83826180 r5:84514800 [ 1324.443236][ T32] r4:00000001 [ 1324.443291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.443385][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 1324.443498][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.443589][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.443707][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.443795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.443858][ T32] r4:8453d240 [ 1324.460708][ T32] INFO: task kworker/1:8:3163 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.460976][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.461204][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.461384][ T32] Call trace: [ 1324.461511][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.461673][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.461786][ T32] r4:00000000 [ 1324.461853][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.461964][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.462033][ T32] dd20: a9991000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.462168][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.462248][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.462310][ T32] r5:80070113 r4:80239bb0 [ 1324.462366][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.462477][ T32] r4:82ac21e4 [ 1324.462532][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.462654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.462720][ T32] r4:eae7ddc0 [ 1324.462825][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.462955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.463016][ T32] r4:00000000 [ 1324.463077][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.463204][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.463264][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.463383][ T32] r5:00001000 r4:ed8b3000 [ 1324.463443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.463607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.463839][ T32] r5:85cd538c r4:85cd5000 [ 1324.463914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.464046][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.464103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.478937][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.479123][ T32] r4:8530a300 [ 1324.479201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.479365][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.479421][ T32] r4:00000001 [ 1324.479492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.479599][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.479680][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.479761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.479867][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.479982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.480046][ T32] r4:8530e480 [ 1324.480150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.480285][ T32] INFO: task kworker/0:21:3164 blocked for more than 450 seconds. [ 1324.480375][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.480437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.480495][ T32] task:kworker/0:21 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.480639][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.480760][ T32] Call trace: [ 1324.480852][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.480992][ T32] r10:8291a684 r9:dfb09d84 r8:00000002 r7:60000113 r6:dfb09d8c r5:84512400 [ 1324.481129][ T32] r4:84512400 [ 1324.481183][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.481304][ T32] r5:84512400 r4:8291a680 [ 1324.481382][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.481495][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.481606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb09e08 [ 1324.481700][ T32] r4:00000000 [ 1324.481800][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.481900][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.482046][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.482176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856482c0 [ 1324.482236][ T32] r4:00000000 [ 1324.482287][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.482388][ T32] r9:83018005 r8:84512400 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1324.482431][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.482534][ T32] r5:00001000 r4:dfc55000 [ 1324.482589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.482694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.482818][ T32] r5:856c738c r4:856c7000 [ 1324.482860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.482986][ T32] r7:dddced80 r6:83018000 r5:856c738c r4:83aedb80 [ 1324.483040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.483151][ T32] r10:61c88647 r9:84512400 r8:83aedbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.483202][ T32] r4:83aedb80 [ 1324.483239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.483393][ T32] r10:00000000 r9:83aedb80 r8:80287e08 r7:dfab1e60 r6:8492d680 r5:84512400 [ 1324.483469][ T32] r4:00000001 [ 1324.483520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.483617][ T32] Exception stack(0xdfb09fb0 to 0xdfb09ff8) [ 1324.483686][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.483793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.483941][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.484078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.484273][ T32] r4:845ee540 [ 1324.500957][ T32] INFO: task kworker/0:21:3164 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.501085][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.501261][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.501409][ T32] Call trace: [ 1324.501558][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.501727][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.501827][ T32] r4:00000000 [ 1324.501893][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.502018][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.502101][ T32] dd20: a9c8d000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.502211][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.502292][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.502356][ T32] r5:80070113 r4:80239bb0 [ 1324.502411][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.502546][ T32] r4:82ac21e4 [ 1324.502610][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.502756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.502819][ T32] r4:eae7ddc0 [ 1324.502865][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.502982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.503068][ T32] r4:00000000 [ 1324.503129][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.503277][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.503401][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.503514][ T32] r5:00001000 r4:ed8b3000 [ 1324.503567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.503668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.503802][ T32] r5:85cd538c r4:85cd5000 [ 1324.503859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.503980][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.504032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.528099][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.528310][ T32] r4:8530a300 [ 1324.528418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.528579][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.528642][ T32] r4:00000001 [ 1324.528701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.528801][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.528876][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.528956][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.529027][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.529142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.529212][ T32] r4:8530e480 [ 1324.529279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.529378][ T32] INFO: task kworker/0:22:3168 blocked for more than 451 seconds. [ 1324.529463][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.529529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.529588][ T32] task:kworker/0:22 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.529712][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.529819][ T32] Call trace: [ 1324.529894][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.530072][ T32] r10:8291a684 r9:dfb31d84 r8:00000002 r7:60000113 r6:dfb31d8c r5:8416d400 [ 1324.530135][ T32] r4:8416d400 [ 1324.530233][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.530364][ T32] r5:8416d400 r4:8291a680 [ 1324.530427][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.530620][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.530758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 [ 1324.530821][ T32] r4:00000000 [ 1324.530871][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.530978][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.531078][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.531187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af9c0 [ 1324.531288][ T32] r4:00000000 [ 1324.531348][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.531455][ T32] r9:83018005 r8:8416d400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1324.531504][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.531614][ T32] r5:00001000 r4:eb441000 [ 1324.531664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.531748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.531844][ T32] r5:856da78c r4:856da400 [ 1324.531899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.532054][ T32] r7:dddced80 r6:83018000 r5:856da78c r4:83aedb00 [ 1324.532110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.532235][ T32] r10:61c88647 r9:8416d400 r8:83aedb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.532324][ T32] r4:83aedb00 [ 1324.532378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.532540][ T32] r10:00000000 r9:83aedb00 r8:80287e08 r7:dfab1e60 r6:843a3000 r5:8416d400 [ 1324.532646][ T32] r4:00000001 [ 1324.532711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.532791][ T32] Exception stack(0xdfb31fb0 to 0xdfb31ff8) [ 1324.532846][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.532922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.533108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.533184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.533268][ T32] r4:845eea40 [ 1324.549245][ T32] INFO: task kworker/0:22:3168 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.549453][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.549593][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.549746][ T32] Call trace: [ 1324.549876][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.549999][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.550043][ T32] r4:00000000 [ 1324.550079][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.550152][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.550208][ T32] dd20: aa1d0000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.550259][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.550304][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.550350][ T32] r5:80070113 r4:80239bb0 [ 1324.550421][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.550513][ T32] r4:82ac21e4 [ 1324.550587][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.550678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.550726][ T32] r4:eae7ddc0 [ 1324.550804][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.550949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.551005][ T32] r4:00000000 [ 1324.551050][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.551146][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.551221][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.551334][ T32] r5:00001000 r4:ed8b3000 [ 1324.551398][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.551475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.551552][ T32] r5:85cd538c r4:85cd5000 [ 1324.551624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.551738][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.551783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.551868][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.551913][ T32] r4:8530a300 [ 1324.551950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.552032][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.552072][ T32] r4:00000001 [ 1324.552125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.552194][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.552240][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.552289][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.552337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.552456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.552502][ T32] r4:8530e480 [ 1324.552542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.552589][ T32] INFO: task kworker/1:9:3169 blocked for more than 451 seconds. [ 1324.552671][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.552720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.552757][ T32] task:kworker/1:9 state:D stack:0 pid:3169 tgid:3169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.552871][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.552961][ T32] Call trace: [ 1324.553163][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.553269][ T32] r10:8291a684 r9:dfb35d84 r8:00000002 r7:60000113 r6:dfb35d8c r5:83fb0c00 [ 1324.553323][ T32] r4:83fb0c00 [ 1324.553370][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.553470][ T32] r5:83fb0c00 r4:8291a680 [ 1324.553517][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.553611][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.553718][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb35e08 [ 1324.553792][ T32] r4:00000000 [ 1324.553850][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.553947][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.554092][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.568142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845e5f40 [ 1324.568323][ T32] r4:00000000 [ 1324.568382][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.568548][ T32] r9:83018205 r8:83fb0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.568621][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.568733][ T32] r5:00001000 r4:ebe8d000 [ 1324.568788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.568914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.569013][ T32] r5:85962b8c r4:85962800 [ 1324.569057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.569157][ T32] r7:ddde2d80 r6:83018200 r5:85962b8c r4:84279000 [ 1324.569210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.569325][ T32] r10:61c88647 r9:83fb0c00 r8:8427902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.569409][ T32] r4:84279000 [ 1324.569489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.569602][ T32] r10:00000000 r9:84279000 r8:80287e08 r7:df9b5e60 r6:84279080 r5:83fb0c00 [ 1324.569646][ T32] r4:00000001 [ 1324.569727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.569810][ T32] Exception stack(0xdfb35fb0 to 0xdfb35ff8) [ 1324.569870][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.569967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.570054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.570154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.570200][ T32] r4:8453d700 [ 1324.571405][ T32] INFO: task kworker/1:9:3169 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.571477][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.571603][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.571692][ T32] Call trace: [ 1324.571845][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.571959][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.572060][ T32] r4:00000000 [ 1324.572105][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.572189][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.572290][ T32] dd20: aa1d0000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.572394][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.572456][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.572509][ T32] r5:80070113 r4:80239bb0 [ 1324.572552][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.572717][ T32] r4:82ac21e4 [ 1324.572770][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.572903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.572973][ T32] r4:eae7ddc0 [ 1324.573017][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.573108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.573197][ T32] r4:00000000 [ 1324.573245][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.573331][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.573369][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.573450][ T32] r5:00001000 r4:ed8b3000 [ 1324.573487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.573596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.573727][ T32] r5:85cd538c r4:85cd5000 [ 1324.573847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.573962][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.574224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.594039][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.595258][ T32] r4:8530a300 [ 1324.595376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.595528][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.595639][ T32] r4:00000001 [ 1324.595736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.595831][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.595917][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.595985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.596047][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.596110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.596226][ T32] r4:8530e480 [ 1324.596318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.596385][ T32] INFO: task kworker/0:23:3171 blocked for more than 451 seconds. [ 1324.596453][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.596541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.596633][ T32] task:kworker/0:23 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.596825][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.596966][ T32] Call trace: [ 1324.597043][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.597152][ T32] r10:8291a684 r9:dfb45d84 r8:00000002 r7:60000113 r6:dfb45d8c r5:847a3000 [ 1324.597236][ T32] r4:847a3000 [ 1324.597320][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.597417][ T32] r5:847a3000 r4:8291a680 [ 1324.597462][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.597545][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.597664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb45e08 [ 1324.597754][ T32] r4:00000000 [ 1324.597858][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.597975][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.598061][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.598165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e2b40 [ 1324.598213][ T32] r4:00000000 [ 1324.598257][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.598360][ T32] r9:83018005 r8:847a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1324.598409][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.598502][ T32] r5:00001000 r4:eb59f000 [ 1324.598545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.598641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.598737][ T32] r5:858b6f8c r4:858b6c00 [ 1324.598799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.598894][ T32] r7:dddced80 r6:83018000 r5:858b6f8c r4:830cc400 [ 1324.598948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.599049][ T32] r10:61c88647 r9:847a3000 r8:830cc42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.599116][ T32] r4:830cc400 [ 1324.599218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.599321][ T32] r10:00000000 r9:830cc400 r8:80287e08 r7:dfb31e60 r6:84279100 r5:847a3000 [ 1324.599367][ T32] r4:00000001 [ 1324.599407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.599480][ T32] Exception stack(0xdfb45fb0 to 0xdfb45ff8) [ 1324.599535][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.599600][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.599658][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.599726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.599797][ T32] r4:845ee900 [ 1324.601056][ T32] INFO: task kworker/0:23:3171 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.601179][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.601317][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.601456][ T32] Call trace: [ 1324.601521][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.601716][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.601795][ T32] r4:00000000 [ 1324.601847][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.601945][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.602007][ T32] dd20: aa458000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.602071][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.602162][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.602254][ T32] r5:80070113 r4:80239bb0 [ 1324.602350][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.602444][ T32] r4:82ac21e4 [ 1324.602521][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.602620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.602669][ T32] r4:eae7ddc0 [ 1324.602710][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.603119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.603164][ T32] r4:00000000 [ 1324.603191][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.603242][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.603336][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.603388][ T32] r5:00001000 r4:ed8b3000 [ 1324.603411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.603455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.603499][ T32] r5:85cd538c r4:85cd5000 [ 1324.603538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.603641][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.603692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.603800][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.603888][ T32] r4:8530a300 [ 1324.603949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.604053][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.604146][ T32] r4:00000001 [ 1324.604268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.637709][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.637848][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.637976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.638013][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.638051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.638427][ T32] r4:8530e480 [ 1324.638459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.638524][ T32] INFO: task kworker/0:24:3172 blocked for more than 451 seconds. [ 1324.638783][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.638854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.638882][ T32] task:kworker/0:24 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.638945][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.639055][ T32] Call trace: [ 1324.639090][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.639157][ T32] r10:8291a684 r9:dfb49d84 r8:00000002 r7:60000113 r6:dfb49d8c r5:847a1800 [ 1324.639187][ T32] r4:847a1800 [ 1324.639208][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.639256][ T32] r5:847a1800 r4:8291a680 [ 1324.639461][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.639627][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.639792][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb49e08 [ 1324.639820][ T32] r4:00000000 [ 1324.639840][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.640736][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.640931][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.640989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587bb40 [ 1324.641012][ T32] r4:00000000 [ 1324.641184][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.641240][ T32] r9:83018005 r8:847a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1324.641264][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.641332][ T32] r5:00001000 r4:eb9df000 [ 1324.641356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.641399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.641445][ T32] r5:857fef8c r4:857fec00 [ 1324.641470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.641524][ T32] r7:dddced80 r6:83018000 r5:857fef8c r4:830cc380 [ 1324.641776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.641833][ T32] r10:61c88647 r9:847a1800 r8:830cc3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.641857][ T32] r4:830cc380 [ 1324.642019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.642383][ T32] r10:00000000 r9:830cc380 r8:80287e08 r7:dfb45e60 r6:84279180 r5:847a1800 [ 1324.642449][ T32] r4:00000001 [ 1324.642757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.642952][ T32] Exception stack(0xdfb49fb0 to 0xdfb49ff8) [ 1324.642987][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.643018][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.643588][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.643677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.643704][ T32] r4:845eebc0 [ 1324.674931][ T32] INFO: task kworker/0:24:3172 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.675063][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.676314][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.676386][ T32] Call trace: [ 1324.676466][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.676535][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.676562][ T32] r4:00000000 [ 1324.676584][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.676874][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.676915][ T32] dd20: ab25a000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.677176][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.677305][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.677336][ T32] r5:80070113 r4:80239bb0 [ 1324.677359][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.677408][ T32] r4:82ac21e4 [ 1324.677435][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.677484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.677508][ T32] r4:eae7ddc0 [ 1324.677528][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.677593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.677620][ T32] r4:00000000 [ 1324.677641][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.677697][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.677733][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.677784][ T32] r5:00001000 r4:ed8b3000 [ 1324.677805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.677862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.678079][ T32] r5:85cd538c r4:85cd5000 [ 1324.678608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.678751][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.678779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.678848][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.678877][ T32] r4:8530a300 [ 1324.678915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.678971][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.678995][ T32] r4:00000001 [ 1324.679049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.679224][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.679321][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.679438][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.679522][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.679594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.679670][ T32] r4:8530e480 [ 1324.679725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.679782][ T32] INFO: task kworker/0:25:3174 blocked for more than 451 seconds. [ 1324.679850][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.679908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.680018][ T32] task:kworker/0:25 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.680120][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.680612][ T32] Call trace: [ 1324.680740][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.680805][ T32] r10:8291a684 r9:dfb51d84 r8:00000002 r7:60000113 r6:dfb51d8c r5:847a4800 [ 1324.680970][ T32] r4:847a4800 [ 1324.681001][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.681137][ T32] r5:847a4800 r4:8291a680 [ 1324.681161][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.681204][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.681283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb51e08 [ 1324.681414][ T32] r4:00000000 [ 1324.681488][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.681726][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.681773][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.681819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591c980 [ 1324.681842][ T32] r4:00000000 [ 1324.681980][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.682038][ T32] r9:83018005 r8:847a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1324.682060][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.682106][ T32] r5:00001000 r4:eaa81000 [ 1324.682127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.682173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.682220][ T32] r5:856dbb8c r4:856db800 [ 1324.682240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.682290][ T32] r7:dddced80 r6:83018000 r5:856dbb8c r4:830cc300 [ 1324.682501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.682557][ T32] r10:61c88647 r9:847a4800 r8:830cc32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.682581][ T32] r4:830cc300 [ 1324.682869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.682926][ T32] r10:00000000 r9:830cc300 r8:80287e08 r7:dfb45e60 r6:84279200 r5:847a4800 [ 1324.683199][ T32] r4:00000001 [ 1324.683223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.683265][ T32] Exception stack(0xdfb51fb0 to 0xdfb51ff8) [ 1324.683293][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.683544][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.683581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.683661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.683691][ T32] r4:845eea80 [ 1324.705241][ T32] INFO: task kworker/0:25:3174 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.705385][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.705495][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.706676][ T32] Call trace: [ 1324.706714][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.706841][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.706873][ T32] r4:00000000 [ 1324.706896][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.706949][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.706987][ T32] dd20: ab50d000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.707087][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.707119][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.707147][ T32] r5:80070113 r4:80239bb0 [ 1324.707169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.707219][ T32] r4:82ac21e4 [ 1324.707240][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.707290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.707314][ T32] r4:eae7ddc0 [ 1324.707361][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.707415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.707439][ T32] r4:00000000 [ 1324.707460][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.707512][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.707534][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.707580][ T32] r5:00001000 r4:ed8b3000 [ 1324.707601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.707643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.707696][ T32] r5:85cd538c r4:85cd5000 [ 1324.707716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.707789][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.707814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.707866][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.707890][ T32] r4:8530a300 [ 1324.707910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.707962][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.707985][ T32] r4:00000001 [ 1324.708005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.708043][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.708077][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.708109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.708139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.708170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.708222][ T32] r4:8530e480 [ 1324.708251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.709031][ T32] INFO: task kworker/0:26:3176 blocked for more than 451 seconds. [ 1324.709074][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.709102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.709124][ T32] task:kworker/0:26 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.709175][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.709327][ T32] Call trace: [ 1324.709368][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.709422][ T32] r10:8291a684 r9:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:847a0000 [ 1324.709446][ T32] r4:847a0000 [ 1324.709467][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.709868][ T32] r5:847a0000 r4:8291a680 [ 1324.709894][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.709940][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.710001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 [ 1324.710778][ T32] r4:00000000 [ 1324.710813][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.710888][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.710932][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.710979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849eb540 [ 1324.711002][ T32] r4:00000000 [ 1324.711022][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.711252][ T32] r9:83018005 r8:847a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.711277][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.711324][ T32] r5:00001000 r4:dfff9000 [ 1324.711346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.711388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.711527][ T32] r5:858b4b8c r4:858b4800 [ 1324.711551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.711604][ T32] r7:dddced80 r6:83018000 r5:858b4b8c r4:830cc280 [ 1324.711625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.711683][ T32] r10:61c88647 r9:847a0000 r8:830cc2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.711740][ T32] r4:830cc280 [ 1324.711785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.711838][ T32] r10:00000000 r9:830cc280 r8:80287e08 r7:dfb45e60 r6:84279280 r5:847a0000 [ 1324.711921][ T32] r4:00000001 [ 1324.711944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.711985][ T32] Exception stack(0xdfb59fb0 to 0xdfb59ff8) [ 1324.712175][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.712286][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.712383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.712449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.712501][ T32] r4:845eea80 [ 1324.713577][ T32] INFO: task kworker/0:26:3176 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.713666][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.713743][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.713908][ T32] Call trace: [ 1324.713946][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.714007][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.714031][ T32] r4:00000000 [ 1324.714051][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.714092][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.714122][ T32] dd20: ab50d000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.745084][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.745328][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.745402][ T32] r5:80070113 r4:80239bb0 [ 1324.745451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.745586][ T32] r4:82ac21e4 [ 1324.745675][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.745789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.745940][ T32] r4:eae7ddc0 [ 1324.746005][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.746113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.746164][ T32] r4:00000000 [ 1324.746208][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.746316][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.746366][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.746520][ T32] r5:00001000 r4:ed8b3000 [ 1324.746628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.746760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.746899][ T32] r5:85cd538c r4:85cd5000 [ 1324.746995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.747138][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.747198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.747356][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.747410][ T32] r4:8530a300 [ 1324.747456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.747564][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.747676][ T32] r4:00000001 [ 1324.747731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.747855][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.747959][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.748069][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.748136][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.748202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.748249][ T32] r4:8530e480 [ 1324.748300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.748385][ T32] INFO: task kworker/0:27:3178 blocked for more than 451 seconds. [ 1324.748462][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.748519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.748568][ T32] task:kworker/0:27 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.748703][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.748904][ T32] Call trace: [ 1324.748984][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.749097][ T32] r10:8291a684 r9:dfb65d84 r8:00000002 r7:60000113 r6:dfb65d8c r5:847a3c00 [ 1324.749181][ T32] r4:847a3c00 [ 1324.749243][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.749468][ T32] r5:847a3c00 r4:8291a680 [ 1324.749524][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.749614][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.749721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 [ 1324.749791][ T32] r4:00000000 [ 1324.749840][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.749940][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.750022][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.750119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a37c0 [ 1324.750166][ T32] r4:00000000 [ 1324.750216][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.750403][ T32] r9:83018005 r8:847a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1324.750460][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.750552][ T32] r5:00001000 r4:ebad1000 [ 1324.750593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.750679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.750804][ T32] r5:858b5f8c r4:858b5c00 [ 1324.750851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.750953][ T32] r7:dddced80 r6:83018000 r5:858b5f8c r4:8439f600 [ 1324.751048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.751456][ T32] r10:61c88647 r9:847a3c00 r8:8439f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.751527][ T32] r4:8439f600 [ 1324.751574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.751685][ T32] r10:00000000 r9:8439f600 r8:80287e08 r7:dfb45e60 r6:84279300 r5:847a3c00 [ 1324.751736][ T32] r4:00000001 [ 1324.751778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.751890][ T32] Exception stack(0xdfb65fb0 to 0xdfb65ff8) [ 1324.751960][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.752027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.752087][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.752149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.752196][ T32] r4:845eef00 [ 1324.753469][ T32] INFO: task kworker/0:27:3178 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.753550][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.753679][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.753773][ T32] Call trace: [ 1324.753839][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.753951][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.754042][ T32] r4:00000000 [ 1324.754161][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.783527][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.783675][ T32] dd20: abb02000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.783757][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.783816][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.783879][ T32] r5:80070113 r4:80239bb0 [ 1324.783932][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.784063][ T32] r4:82ac21e4 [ 1324.784111][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.789502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.789624][ T32] r4:eae7ddc0 [ 1324.789683][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.789804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.789855][ T32] r4:00000000 [ 1324.789900][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.790005][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.790056][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.790181][ T32] r5:00001000 r4:ed8b3000 [ 1324.790227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.790364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.790458][ T32] r5:85cd538c r4:85cd5000 [ 1324.790541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.790648][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.790702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.790855][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.790907][ T32] r4:8530a300 [ 1324.790953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.791054][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.791139][ T32] r4:00000001 [ 1324.791193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.791281][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.791366][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.791465][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.791568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.791640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.791694][ T32] r4:8530e480 [ 1324.791746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.791804][ T32] INFO: task kworker/0:28:3180 blocked for more than 451 seconds. [ 1324.791886][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.791984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.792039][ T32] task:kworker/0:28 state:D stack:0 pid:3180 tgid:3180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.792368][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.792466][ T32] Call trace: [ 1324.792578][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.792710][ T32] r10:8291a684 r9:dfb75d84 r8:00000002 r7:60000113 r6:dfb75d8c r5:847a5400 [ 1324.792794][ T32] r4:847a5400 [ 1324.792902][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.793143][ T32] r5:847a5400 r4:8291a680 [ 1324.793203][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.793295][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.793394][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e08 [ 1324.793484][ T32] r4:00000000 [ 1324.793538][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.793625][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.793712][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.793887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846eaec0 [ 1324.794000][ T32] r4:00000000 [ 1324.794213][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.811467][ T32] r9:83018005 r8:847a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1324.811607][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.811750][ T32] r5:00001000 r4:eb84f000 [ 1324.811794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.811891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.811989][ T32] r5:8597c38c r4:8597c000 [ 1324.812036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.812134][ T32] r7:dddced80 r6:83018000 r5:8597c38c r4:8439f580 [ 1324.812178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.812437][ T32] r10:61c88647 r9:847a5400 r8:8439f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.812507][ T32] r4:8439f580 [ 1324.812553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.812658][ T32] r10:00000000 r9:8439f580 r8:80287e08 r7:dfb45e60 r6:84279380 r5:847a5400 [ 1324.812799][ T32] r4:00000001 [ 1324.812934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.813169][ T32] Exception stack(0xdfb75fb0 to 0xdfb75ff8) [ 1324.813248][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.813310][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.813371][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.813531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.813653][ T32] r4:846eae80 [ 1324.830686][ T32] INFO: task kworker/0:28:3180 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.830966][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.831308][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.831526][ T32] Call trace: [ 1324.831646][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.831855][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.831970][ T32] r4:00000000 [ 1324.832092][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.832357][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.832460][ T32] dd20: abf08000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.832533][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.832589][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.832695][ T32] r5:80070113 r4:80239bb0 [ 1324.832749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.832904][ T32] r4:82ac21e4 [ 1324.833147][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.833270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.833324][ T32] r4:eae7ddc0 [ 1324.833366][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.833510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.833569][ T32] r4:00000000 [ 1324.833841][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.834069][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.834129][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.855565][ T32] r5:00001000 r4:ed8b3000 [ 1324.855675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.855839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.855941][ T32] r5:85cd538c r4:85cd5000 [ 1324.855987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.856087][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.856188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.856402][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.856468][ T32] r4:8530a300 [ 1324.856514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.856718][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.856773][ T32] r4:00000001 [ 1324.857037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.857216][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.857293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.857472][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.857546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.857612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.857658][ T32] r4:8530e480 [ 1324.857732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.857814][ T32] INFO: task kworker/0:29:3182 blocked for more than 451 seconds. [ 1324.857932][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.858017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.858253][ T32] task:kworker/0:29 state:D stack:0 pid:3182 tgid:3182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.858494][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.858604][ T32] Call trace: [ 1324.858727][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.858865][ T32] r10:8291a684 r9:dfb81d84 r8:00000002 r7:60000113 r6:dfb81d8c r5:847a2400 [ 1324.858917][ T32] r4:847a2400 [ 1324.858964][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.859061][ T32] r5:847a2400 r4:8291a680 [ 1324.859228][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.859329][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.859480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb81e08 [ 1324.859580][ T32] r4:00000000 [ 1324.859630][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.859715][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.859796][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.859888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845d9040 [ 1324.859939][ T32] r4:00000000 [ 1324.860044][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.860157][ T32] r9:83018005 r8:847a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1324.860204][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.860290][ T32] r5:00001000 r4:eb71d000 [ 1324.860327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.860410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.860585][ T32] r5:8597f38c r4:8597f000 [ 1324.860636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.860744][ T32] r7:dddced80 r6:83018000 r5:8597f38c r4:84584f00 [ 1324.860827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.860938][ T32] r10:61c88647 r9:847a2400 r8:84584f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.860993][ T32] r4:84584f00 [ 1324.861039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.861137][ T32] r10:00000000 r9:84584f00 r8:80287e08 r7:dfb75e60 r6:84279400 r5:847a2400 [ 1324.861188][ T32] r4:00000001 [ 1324.861229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.861307][ T32] Exception stack(0xdfb81fb0 to 0xdfb81ff8) [ 1324.861377][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.861470][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.861536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.861601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.861651][ T32] r4:845ee680 [ 1324.862932][ T32] INFO: task kworker/0:29:3182 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.863047][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.863208][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.863306][ T32] Call trace: [ 1324.863377][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.863495][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.863547][ T32] r4:00000000 [ 1324.863595][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.863691][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.863758][ T32] dd20: ac2dc000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.863820][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.863876][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.863928][ T32] r5:80070113 r4:80239bb0 [ 1324.863972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.864062][ T32] r4:82ac21e4 [ 1324.864107][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.864253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.885173][ T32] r4:eae7ddc0 [ 1324.885315][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.885456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.885506][ T32] r4:00000000 [ 1324.885549][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.885737][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.885794][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.885892][ T32] r5:00001000 r4:ed8b3000 [ 1324.885982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.886102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.886229][ T32] r5:85cd538c r4:85cd5000 [ 1324.886289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.886391][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.886438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.886538][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.886611][ T32] r4:8530a300 [ 1324.886661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.886797][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.886846][ T32] r4:00000001 [ 1324.886922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.887012][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.887070][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.887131][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.887187][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.887248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.887295][ T32] r4:8530e480 [ 1324.887342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.887398][ T32] INFO: task kworker/0:30:3184 blocked for more than 451 seconds. [ 1324.887462][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.887514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.887559][ T32] task:kworker/0:30 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.887769][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.887903][ T32] Call trace: [ 1324.888110][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.888233][ T32] r10:8291a684 r9:dfb69d84 r8:00000002 r7:60000113 r6:dfb69d8c r5:841eec00 [ 1324.888359][ T32] r4:841eec00 [ 1324.888409][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.888542][ T32] r5:841eec00 r4:8291a680 [ 1324.888601][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.888716][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.888809][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 [ 1324.888856][ T32] r4:00000000 [ 1324.889032][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.889124][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.889199][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.889289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c0580 [ 1324.889372][ T32] r4:00000000 [ 1324.889421][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.889518][ T32] r9:83018005 r8:841eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1324.889560][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.889645][ T32] r5:00001000 r4:eb911000 [ 1324.889692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.889798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.889891][ T32] r5:8597e78c r4:8597e400 [ 1324.889933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.890196][ T32] r7:dddced80 r6:83018000 r5:8597e78c r4:847b6000 [ 1324.890288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.890398][ T32] r10:61c88647 r9:841eec00 r8:847b602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.890444][ T32] r4:847b6000 [ 1324.890515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.890645][ T32] r10:00000000 r9:847b6000 r8:80287e08 r7:dfb81e60 r6:847b6080 r5:841eec00 [ 1324.890779][ T32] r4:00000001 [ 1324.890830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.890911][ T32] Exception stack(0xdfb69fb0 to 0xdfb69ff8) [ 1324.890969][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.891032][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.891154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.891259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.891320][ T32] r4:845d9080 [ 1324.892573][ T32] INFO: task kworker/0:30:3184 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.892653][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.892782][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.892896][ T32] Call trace: [ 1324.893008][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.893119][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.893167][ T32] r4:00000000 [ 1324.893210][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.893346][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.893414][ T32] dd20: ac35a000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.893475][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.893531][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.893583][ T32] r5:80070113 r4:80239bb0 [ 1324.893628][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.893732][ T32] r4:82ac21e4 [ 1324.893867][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.893972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.894058][ T32] r4:eae7ddc0 [ 1324.894118][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.922849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.923043][ T32] r4:00000000 [ 1324.923120][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.923274][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.923321][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.923414][ T32] r5:00001000 r4:ed8b3000 [ 1324.923456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.923572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.923666][ T32] r5:85cd538c r4:85cd5000 [ 1324.923715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.923808][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.923848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.923943][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.923987][ T32] r4:8530a300 [ 1324.924060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.929054][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.929164][ T32] r4:00000001 [ 1324.929211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.929388][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.929501][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.929573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.929666][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.929744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.929819][ T32] r4:8530e480 [ 1324.929874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.929935][ T32] INFO: task kworker/0:31:3186 blocked for more than 451 seconds. [ 1324.930002][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.930053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.930094][ T32] task:kworker/0:31 state:D stack:0 pid:3186 tgid:3186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.930243][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.930347][ T32] Call trace: [ 1324.930428][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.930569][ T32] r10:8291a684 r9:dfb85d84 r8:00000002 r7:60000113 r6:dfb85d8c r5:83b26c00 [ 1324.930625][ T32] r4:83b26c00 [ 1324.930665][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.930788][ T32] r5:83b26c00 r4:8291a680 [ 1324.930852][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.930948][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.931085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb85e08 [ 1324.931138][ T32] r4:00000000 [ 1324.931216][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.931324][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.931414][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.931543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845d9300 [ 1324.931599][ T32] r4:00000000 [ 1324.931641][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.931793][ T32] r9:83018005 r8:83b26c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f9000 [ 1324.931845][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.931974][ T32] r5:00001000 r4:eb779000 [ 1324.932034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.932125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.932267][ T32] r5:84b6bb8c r4:84b6b800 [ 1324.932318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.932490][ T32] r7:dddced80 r6:83018000 r5:84b6bb8c r4:847b6180 [ 1324.932545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.932686][ T32] r10:61c88647 r9:83b26c00 r8:847b61ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.932744][ T32] r4:847b6180 [ 1324.932804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.932913][ T32] r10:00000000 r9:847b6180 r8:80287e08 r7:dfb81e60 r6:847b6200 r5:83b26c00 [ 1324.932963][ T32] r4:00000001 [ 1324.933006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.933107][ T32] Exception stack(0xdfb85fb0 to 0xdfb85ff8) [ 1324.933175][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.933270][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.933336][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.933400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.933481][ T32] r4:845d9080 [ 1324.952699][ T32] INFO: task kworker/0:31:3186 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.952909][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.953095][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.953213][ T32] Call trace: [ 1324.953322][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.953457][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.953547][ T32] r4:00000000 [ 1324.953669][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.953776][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.953876][ T32] dd20: ac926000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.953952][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.954007][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.954059][ T32] r5:80070113 r4:80239bb0 [ 1324.954101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.961844][ T32] r4:82ac21e4 [ 1324.961950][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.962072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.962196][ T32] r4:eae7ddc0 [ 1324.962250][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.962350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.962397][ T32] r4:00000000 [ 1324.962522][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.962634][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.962687][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.962805][ T32] r5:00001000 r4:ed8b3000 [ 1324.962874][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.962972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.963086][ T32] r5:85cd538c r4:85cd5000 [ 1324.963139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.963245][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1324.963292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.963395][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.963443][ T32] r4:8530a300 [ 1324.963487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.963644][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1324.963704][ T32] r4:00000001 [ 1324.963791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.963881][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1324.963947][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.964056][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.964246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.979175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.979285][ T32] r4:8530e480 [ 1324.979351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.979472][ T32] INFO: task kworker/0:32:3189 blocked for more than 451 seconds. [ 1324.979589][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.979713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.979773][ T32] task:kworker/0:32 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.979896][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.980128][ T32] Call trace: [ 1324.980293][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.980413][ T32] r10:8291a684 r9:dfb91d84 r8:00000002 r7:60000113 r6:dfb91d8c r5:838b6c00 [ 1324.980499][ T32] r4:838b6c00 [ 1324.980562][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.980660][ T32] r5:838b6c00 r4:8291a680 [ 1324.980716][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.980808][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.980910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 [ 1324.981031][ T32] r4:00000000 [ 1324.981087][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.981167][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.981335][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.981497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84603740 [ 1324.981587][ T32] r4:00000000 [ 1324.981689][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.981808][ T32] r9:83018005 r8:838b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f179000 [ 1324.981920][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.982060][ T32] r5:00001000 r4:ecb77000 [ 1324.982117][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.982254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.982459][ T32] r5:8504038c r4:85040000 [ 1324.982619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.982771][ T32] r7:dddced80 r6:83018000 r5:8504038c r4:847b6280 [ 1324.982823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.982991][ T32] r10:61c88647 r9:838b6c00 r8:847b62ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.983022][ T32] r4:847b6280 [ 1324.983047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.983138][ T32] r10:00000000 r9:847b6280 r8:80287e08 r7:dfb85e60 r6:847b6300 r5:838b6c00 [ 1324.983166][ T32] r4:00000001 [ 1324.983413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.983462][ T32] Exception stack(0xdfb91fb0 to 0xdfb91ff8) [ 1324.983495][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.983659][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.983699][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.984181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.997844][ T32] r4:845d9340 [ 1324.998593][ T32] INFO: task kworker/0:32:3189 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1324.998687][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.998805][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.998998][ T32] Call trace: [ 1324.999042][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.999107][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1324.999130][ T32] r4:00000000 [ 1324.999155][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.999201][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1324.999234][ T32] dd20: acd13000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1324.999269][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1324.999297][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1324.999389][ T32] r5:80070113 r4:80239bb0 [ 1324.999416][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.999525][ T32] r4:82ac21e4 [ 1324.999552][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.999609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1324.999638][ T32] r4:eae7ddc0 [ 1324.999658][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.999799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1324.999839][ T32] r4:00000000 [ 1324.999862][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.999915][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1324.999936][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.999982][ T32] r5:00001000 r4:ed8b3000 [ 1325.000031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.000087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.000135][ T32] r5:85cd538c r4:85cd5000 [ 1325.000206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.000271][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.000345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.000469][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.000544][ T32] r4:8530a300 [ 1325.000626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.000755][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.000785][ T32] r4:00000001 [ 1325.001927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.001975][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.002004][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.002060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.002229][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.002565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.002591][ T32] r4:8530e480 [ 1325.002612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.002640][ T32] INFO: task kworker/0:33:3190 blocked for more than 451 seconds. [ 1325.002677][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.002704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.002724][ T32] task:kworker/0:33 state:D stack:0 pid:3190 tgid:3190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.002850][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.002895][ T32] Call trace: [ 1325.002948][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.003000][ T32] r10:8291a684 r9:dfb9dd84 r8:00000002 r7:60000113 r6:dfb9dd8c r5:841dd400 [ 1325.003022][ T32] r4:841dd400 [ 1325.003042][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.003087][ T32] r5:841dd400 r4:8291a680 [ 1325.003107][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.003148][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.003199][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 [ 1325.003223][ T32] r4:00000000 [ 1325.003242][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.003281][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.003317][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.003361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a4b000 [ 1325.003383][ T32] r4:00000000 [ 1325.003402][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.003674][ T32] r9:83018005 r8:841dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1325.003701][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.003771][ T32] r5:00001000 r4:dfb93000 [ 1325.003794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.003856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.003905][ T32] r5:8505a38c r4:8505a000 [ 1325.003924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.003974][ T32] r7:dddced80 r6:83018000 r5:8505a38c r4:847b6380 [ 1325.003994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.004044][ T32] r10:61c88647 r9:841dd400 r8:847b63ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.004067][ T32] r4:847b6380 [ 1325.004086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.004133][ T32] r10:00000000 r9:847b6380 r8:80287e08 r7:dfb91e60 r6:847b6400 r5:841dd400 [ 1325.004233][ T32] r4:00000001 [ 1325.023101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.023210][ T32] Exception stack(0xdfb9dfb0 to 0xdfb9dff8) [ 1325.023247][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.023278][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.023307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.023362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.023437][ T32] r4:845d9540 [ 1325.024944][ T32] INFO: task kworker/0:33:3190 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.025020][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.025094][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.025150][ T32] Call trace: [ 1325.025183][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.025243][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.025266][ T32] r4:00000000 [ 1325.025286][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.025328][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.025361][ T32] dd20: ad380000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.025391][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.025442][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.025677][ T32] r5:80070113 r4:80239bb0 [ 1325.025703][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.025751][ T32] r4:82ac21e4 [ 1325.025786][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.026575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.026605][ T32] r4:eae7ddc0 [ 1325.026626][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.026679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.026704][ T32] r4:00000000 [ 1325.026724][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.026815][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.026840][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.026886][ T32] r5:00001000 r4:ed8b3000 [ 1325.026907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.026948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.026993][ T32] r5:85cd538c r4:85cd5000 [ 1325.027044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.027128][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.027153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.027225][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.027253][ T32] r4:8530a300 [ 1325.027273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.027325][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.027348][ T32] r4:00000001 [ 1325.027367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.027405][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.027432][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.027474][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.027506][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.027537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.027559][ T32] r4:8530e480 [ 1325.027581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.027609][ T32] INFO: task kworker/0:34:3193 blocked for more than 451 seconds. [ 1325.027677][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.027733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.027757][ T32] task:kworker/0:34 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.027806][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.027847][ T32] Call trace: [ 1325.027876][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.027927][ T32] r10:8291a684 r9:dfbb5d84 r8:00000002 r7:60000113 r6:dfbb5d8c r5:841d6000 [ 1325.027950][ T32] r4:841d6000 [ 1325.027969][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.028014][ T32] r5:841d6000 r4:8291a680 [ 1325.028035][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.028090][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.028141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb5e08 [ 1325.028855][ T32] r4:00000000 [ 1325.028881][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.028920][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.028956][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.029000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497ff00 [ 1325.029181][ T32] r4:00000000 [ 1325.029204][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.029256][ T32] r9:83018005 r8:841d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f2f3000 [ 1325.029277][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.029328][ T32] r5:00001000 r4:ed2f3000 [ 1325.029349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.029391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.029469][ T32] r5:85c2f78c r4:85c2f400 [ 1325.029492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.030133][ T32] r7:dddced80 r6:83018000 r5:85c2f78c r4:847b6480 [ 1325.030159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.030211][ T32] r10:61c88647 r9:841d6000 r8:847b64ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.030233][ T32] r4:847b6480 [ 1325.030613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.030682][ T32] r10:00000000 r9:847b6480 r8:80287e08 r7:dfb91e60 r6:847b6500 r5:841d6000 [ 1325.030712][ T32] r4:00000001 [ 1325.030735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.030813][ T32] Exception stack(0xdfbb5fb0 to 0xdfbb5ff8) [ 1325.030859][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.030894][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.030922][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.030986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.031014][ T32] r4:845d9640 [ 1325.031707][ T32] INFO: task kworker/0:34:3193 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.031744][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.031851][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.032016][ T32] Call trace: [ 1325.032052][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.032108][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.032131][ T32] r4:00000000 [ 1325.032151][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.032192][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.032222][ T32] dd20: ad380000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.032253][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.032728][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.032758][ T32] r5:80070113 r4:80239bb0 [ 1325.033130][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.033178][ T32] r4:82ac21e4 [ 1325.033198][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.033245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.033267][ T32] r4:eae7ddc0 [ 1325.033286][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.033330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.033353][ T32] r4:00000000 [ 1325.033391][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.033443][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.033464][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.033538][ T32] r5:00001000 r4:ed8b3000 [ 1325.033564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.033606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.033655][ T32] r5:85cd538c r4:85cd5000 [ 1325.033996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.034054][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.034146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.064579][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.064626][ T32] r4:8530a300 [ 1325.064650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.064737][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.064760][ T32] r4:00000001 [ 1325.064779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.064820][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.064853][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.064884][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.064913][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.064979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.065008][ T32] r4:8530e480 [ 1325.065125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.065159][ T32] INFO: task kworker/0:35:3195 blocked for more than 451 seconds. [ 1325.065193][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.065220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.065242][ T32] task:kworker/0:35 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.065420][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.065475][ T32] Call trace: [ 1325.065507][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.065564][ T32] r10:8291a684 r9:dfa8dd84 r8:00000002 r7:60000113 r6:dfa8dd8c r5:83a50000 [ 1325.065586][ T32] r4:83a50000 [ 1325.065675][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.065730][ T32] r5:83a50000 r4:8291a680 [ 1325.065784][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.065833][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.065885][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 [ 1325.065909][ T32] r4:00000000 [ 1325.065960][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.066162][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.066209][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.066257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84603b80 [ 1325.066315][ T32] r4:00000000 [ 1325.066339][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.066407][ T32] r9:83018005 r8:83a50000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1325.066433][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.066480][ T32] r5:00001000 r4:dfbab000 [ 1325.066501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.066792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.066846][ T32] r5:859cd78c r4:859cd400 [ 1325.067354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.067410][ T32] r7:dddced80 r6:83018000 r5:859cd78c r4:847b6580 [ 1325.067431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.067484][ T32] r10:61c88647 r9:83a50000 r8:847b65ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.067507][ T32] r4:847b6580 [ 1325.067525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.067573][ T32] r10:00000000 r9:847b6580 r8:80287e08 r7:dfbb5e60 r6:847b6600 r5:83a50000 [ 1325.067595][ T32] r4:00000001 [ 1325.067614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.067696][ T32] Exception stack(0xdfa8dfb0 to 0xdfa8dff8) [ 1325.067729][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.067780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.067845][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.068092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.068121][ T32] r4:845d9700 [ 1325.068871][ T32] INFO: task kworker/0:35:3195 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.068926][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.069167][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.069214][ T32] Call trace: [ 1325.069345][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.069569][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.069896][ T32] r4:00000000 [ 1325.069954][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.070001][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.070065][ T32] dd20: addda000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.070100][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.070163][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.070225][ T32] r5:80070113 r4:80239bb0 [ 1325.070249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.070294][ T32] r4:82ac21e4 [ 1325.070314][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.070365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.070394][ T32] r4:eae7ddc0 [ 1325.070415][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.070461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.070483][ T32] r4:00000000 [ 1325.070536][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.070604][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.070630][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.070684][ T32] r5:00001000 r4:ed8b3000 [ 1325.070706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.070771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.070818][ T32] r5:85cd538c r4:85cd5000 [ 1325.070838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.070889][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.070911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.070961][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.070984][ T32] r4:8530a300 [ 1325.071003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.071053][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.071076][ T32] r4:00000001 [ 1325.071095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.071169][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.071200][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.071231][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.071259][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.071289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.071388][ T32] r4:8530e480 [ 1325.071412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.071437][ T32] INFO: task kworker/0:36:3196 blocked for more than 451 seconds. [ 1325.071466][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.071524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.071549][ T32] task:kworker/0:36 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.071597][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.071658][ T32] Call trace: [ 1325.071699][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.071751][ T32] r10:8291a684 r9:dfbc9d84 r8:00000002 r7:60000113 r6:dfbc9d8c r5:841de000 [ 1325.071774][ T32] r4:841de000 [ 1325.071794][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.071839][ T32] r5:841de000 r4:8291a680 [ 1325.071872][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.071917][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.071964][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc9e08 [ 1325.071988][ T32] r4:00000000 [ 1325.072007][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.072043][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.072079][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.072381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845d9a80 [ 1325.072439][ T32] r4:00000000 [ 1325.072485][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.072592][ T32] r9:83018005 r8:841de000 r7:00000000 r6:83018000 r5:00001000 r4:7f1c7000 [ 1325.072651][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.072742][ T32] r5:00001000 r4:eacd9000 [ 1325.072766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.072808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.072855][ T32] r5:859ceb8c r4:859ce800 [ 1325.072875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.072959][ T32] r7:dddced80 r6:83018000 r5:859ceb8c r4:847b6680 [ 1325.072984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.073164][ T32] r10:61c88647 r9:841de000 r8:847b66ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.073191][ T32] r4:847b6680 [ 1325.073338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.073396][ T32] r10:00000000 r9:847b6680 r8:80287e08 r7:dfbb5e60 r6:847b6700 r5:841de000 [ 1325.073419][ T32] r4:00000001 [ 1325.073438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.073495][ T32] Exception stack(0xdfbc9fb0 to 0xdfbc9ff8) [ 1325.073528][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.073583][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.073668][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.073709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.073735][ T32] r4:845d9700 [ 1325.111075][ T32] INFO: task kworker/0:36:3196 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.111213][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.111305][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.111417][ T32] Call trace: [ 1325.112099][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.112255][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.112285][ T32] r4:00000000 [ 1325.112496][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.112614][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.112719][ T32] dd20: ae409000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.112843][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.112893][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.112947][ T32] r5:80070113 r4:80239bb0 [ 1325.113012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.113149][ T32] r4:82ac21e4 [ 1325.113199][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.113323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.113927][ T32] r4:eae7ddc0 [ 1325.114228][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.134647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.134731][ T32] r4:00000000 [ 1325.134802][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.134914][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.134972][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.135104][ T32] r5:00001000 r4:ed8b3000 [ 1325.135131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.135203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.135648][ T32] r5:85cd538c r4:85cd5000 [ 1325.135680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.135738][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.135760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.136144][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.136838][ T32] r4:8530a300 [ 1325.136864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.137211][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.137239][ T32] r4:00000001 [ 1325.137260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.137301][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.137348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.137383][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.137414][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.137447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.137471][ T32] r4:8530e480 [ 1325.137496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.137541][ T32] INFO: task kworker/0:37:3198 blocked for more than 451 seconds. [ 1325.137577][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.137604][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.137627][ T32] task:kworker/0:37 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.137695][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.137756][ T32] Call trace: [ 1325.137814][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.137875][ T32] r10:8291a684 r9:dfbd5d84 r8:00000002 r7:60000013 r6:dfbd5d8c r5:84752400 [ 1325.137898][ T32] r4:84752400 [ 1325.137920][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.138175][ T32] r5:84752400 r4:8291a680 [ 1325.138309][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.138508][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.138617][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd5e08 [ 1325.138668][ T32] r4:00000000 [ 1325.138714][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.138872][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.138982][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.139075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85127cc0 [ 1325.139122][ T32] r4:00000000 [ 1325.139165][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.139267][ T32] r9:83018005 r8:84752400 r7:00000000 r6:83018000 r5:00001000 r4:7f1db000 [ 1325.139308][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.139397][ T32] r5:00001000 r4:ebb83000 [ 1325.139439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.139658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.139840][ T32] r5:859e6f8c r4:859e6c00 [ 1325.139893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.140042][ T32] r7:dddced80 r6:83018000 r5:859e6f8c r4:847b6780 [ 1325.140149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.140263][ T32] r10:61c88647 r9:84752400 r8:847b67ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.140347][ T32] r4:847b6780 [ 1325.140396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.140541][ T32] r10:00000000 r9:847b6780 r8:80287e08 r7:dfbb5e60 r6:847b6800 r5:84752400 [ 1325.140597][ T32] r4:00000001 [ 1325.140640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.140752][ T32] Exception stack(0xdfbd5fb0 to 0xdfbd5ff8) [ 1325.140995][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.141081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.141182][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.141362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.141469][ T32] r4:845d96c0 [ 1325.142822][ T32] INFO: task kworker/0:37:3198 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.142910][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.143252][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.143451][ T32] Call trace: [ 1325.143688][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.144128][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.144192][ T32] r4:00000000 [ 1325.175195][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.175460][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.175503][ T32] dd20: aefac000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.175537][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.175580][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.175614][ T32] r5:80070113 r4:80239bb0 [ 1325.175637][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.175695][ T32] r4:82ac21e4 [ 1325.175716][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.175765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.175790][ T32] r4:eae7ddc0 [ 1325.175810][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.175858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.175880][ T32] r4:00000000 [ 1325.175900][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.175986][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.176019][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.176091][ T32] r5:00001000 r4:ed8b3000 [ 1325.176129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.176201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.176278][ T32] r5:85cd538c r4:85cd5000 [ 1325.176304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.176398][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.176463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.176567][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.176619][ T32] r4:8530a300 [ 1325.176681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.176783][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.176849][ T32] r4:00000001 [ 1325.176894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.176990][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.177070][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.177135][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.177228][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.177331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.177455][ T32] r4:8530e480 [ 1325.177507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.177564][ T32] INFO: task kworker/1:11:3204 blocked for more than 451 seconds. [ 1325.177623][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.177682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.177727][ T32] task:kworker/1:11 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.177836][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.178035][ T32] Call trace: [ 1325.178239][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.178567][ T32] r10:8291a684 r9:dfbf5d84 r8:00000002 r7:60000113 r6:dfbf5d8c r5:847a0c00 [ 1325.178676][ T32] r4:847a0c00 [ 1325.178726][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.178871][ T32] r5:847a0c00 r4:8291a680 [ 1325.178915][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.179005][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.179101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf5e08 [ 1325.179153][ T32] r4:00000000 [ 1325.179190][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.179270][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.179341][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.179427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b83e00 [ 1325.179478][ T32] r4:00000000 [ 1325.179515][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.179608][ T32] r9:83018205 r8:847a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.179649][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.179865][ T32] r5:00001000 r4:ebecb000 [ 1325.179912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.180002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.180092][ T32] r5:8596338c r4:85963000 [ 1325.180131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.180228][ T32] r7:ddde2d80 r6:83018200 r5:8596338c r4:84279580 [ 1325.180269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.180363][ T32] r10:61c88647 r9:847a0c00 r8:842795ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.180412][ T32] r4:84279580 [ 1325.180444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.180539][ T32] r10:00000000 r9:84279580 r8:80287e08 r7:dfba9e60 r6:84279600 r5:847a0c00 [ 1325.180590][ T32] r4:00000001 [ 1325.180626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.180756][ T32] Exception stack(0xdfbf5fb0 to 0xdfbf5ff8) [ 1325.180815][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.180911][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.180981][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.181039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.181152][ T32] r4:847b0200 [ 1325.182359][ T32] INFO: task kworker/1:11:3204 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.182433][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.182552][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.182802][ T32] Call trace: [ 1325.182972][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.183082][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.183224][ T32] r4:00000000 [ 1325.183402][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.183505][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.183570][ T32] dd20: aefac000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.183629][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.183716][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.183772][ T32] r5:80070113 r4:80239bb0 [ 1325.183813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.183903][ T32] r4:82ac21e4 [ 1325.183955][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.184073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.184130][ T32] r4:eae7ddc0 [ 1325.205033][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.205225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.205287][ T32] r4:00000000 [ 1325.205378][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.205506][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.205576][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.205686][ T32] r5:00001000 r4:ed8b3000 [ 1325.205752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.205846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.205942][ T32] r5:85cd538c r4:85cd5000 [ 1325.205986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.206086][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.206169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.206284][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.206336][ T32] r4:8530a300 [ 1325.206380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.206483][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.206540][ T32] r4:00000001 [ 1325.206583][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.206676][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.206760][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.206902][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.207002][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.207108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.207330][ T32] r4:8530e480 [ 1325.207383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.207535][ T32] INFO: task kworker/1:12:3206 blocked for more than 451 seconds. [ 1325.207606][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.207662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.207707][ T32] task:kworker/1:12 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.207825][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.207917][ T32] Call trace: [ 1325.208165][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.208278][ T32] r10:8291a684 r9:dfc0dd84 r8:00000002 r7:60000113 r6:dfc0dd8c r5:84755400 [ 1325.208422][ T32] r4:84755400 [ 1325.208471][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.208573][ T32] r5:84755400 r4:8291a680 [ 1325.208613][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.208788][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.208961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc0de08 [ 1325.209020][ T32] r4:00000000 [ 1325.209063][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.209142][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.209222][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.209313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a040 [ 1325.209362][ T32] r4:00000000 [ 1325.209405][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.209502][ T32] r9:83018205 r8:84755400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1325.209556][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.209653][ T32] r5:00001000 r4:ebf07000 [ 1325.209704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.209789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.209919][ T32] r5:8596378c r4:85963400 [ 1325.209968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.210069][ T32] r7:ddde2d80 r6:83018200 r5:8596378c r4:84279680 [ 1325.210113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.210210][ T32] r10:61c88647 r9:84755400 r8:842796ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.210256][ T32] r4:84279680 [ 1325.210443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.210557][ T32] r10:00000000 r9:84279680 r8:80287e08 r7:dfba9e60 r6:847b6880 r5:84755400 [ 1325.210605][ T32] r4:00000001 [ 1325.210844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.210952][ T32] Exception stack(0xdfc0dfb0 to 0xdfc0dff8) [ 1325.211015][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.211087][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.211143][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.211241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.211357][ T32] r4:847b0200 [ 1325.212633][ T32] INFO: task kworker/1:12:3206 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.212721][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.212892][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.212988][ T32] Call trace: [ 1325.213096][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.213209][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.213258][ T32] r4:00000000 [ 1325.213456][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.213772][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.213852][ T32] dd20: af2cc000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.213956][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.214023][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.214208][ T32] r5:80070113 r4:80239bb0 [ 1325.243235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.243521][ T32] r4:82ac21e4 [ 1325.243617][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.243726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.243809][ T32] r4:eae7ddc0 [ 1325.243853][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.243958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.244100][ T32] r4:00000000 [ 1325.244154][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.255050][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.255176][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.255299][ T32] r5:00001000 r4:ed8b3000 [ 1325.255379][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.255504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.255605][ T32] r5:85cd538c r4:85cd5000 [ 1325.255650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.255800][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.255854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.255964][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.256012][ T32] r4:8530a300 [ 1325.256106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.256218][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.256268][ T32] r4:00000001 [ 1325.256310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.256424][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.256499][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.256614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.256683][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.256746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.256792][ T32] r4:8530e480 [ 1325.256840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.256925][ T32] INFO: task kworker/0:38:3207 blocked for more than 451 seconds. [ 1325.256994][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.257049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.257116][ T32] task:kworker/0:38 state:D stack:0 pid:3207 tgid:3207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.257301][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.257434][ T32] Call trace: [ 1325.257502][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.257617][ T32] r10:8291a684 r9:dfc1dd84 r8:00000002 r7:60000113 r6:dfc1dd8c r5:84756c00 [ 1325.257702][ T32] r4:84756c00 [ 1325.257753][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.257847][ T32] r5:84756c00 r4:8291a680 [ 1325.257891][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.258011][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.258113][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc1de08 [ 1325.258214][ T32] r4:00000000 [ 1325.258310][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.258387][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.258471][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.258565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85936600 [ 1325.258616][ T32] r4:00000000 [ 1325.258658][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.258787][ T32] r9:83018005 r8:84756c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1325.258976][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.259082][ T32] r5:00001000 r4:dfbeb000 [ 1325.259127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.259556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.259664][ T32] r5:85bc578c r4:85bc5400 [ 1325.259748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.259893][ T32] r7:dddced80 r6:83018000 r5:85bc578c r4:847b6900 [ 1325.260156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.260305][ T32] r10:61c88647 r9:84756c00 r8:847b692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.260419][ T32] r4:847b6900 [ 1325.260468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.260624][ T32] r10:00000000 r9:847b6900 r8:80287e08 r7:dfbb5e60 r6:847b6980 r5:84756c00 [ 1325.260776][ T32] r4:00000001 [ 1325.260827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.260909][ T32] Exception stack(0xdfc1dfb0 to 0xdfc1dff8) [ 1325.260978][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.261092][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.261159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.261227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.261271][ T32] r4:845d9cc0 [ 1325.262822][ T32] INFO: task kworker/0:38:3207 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.263147][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.263373][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.263608][ T32] Call trace: [ 1325.263682][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.263803][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.263909][ T32] r4:00000000 [ 1325.263998][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.264128][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.285412][ T32] dd20: af9d0000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.285512][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.285567][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.285627][ T32] r5:80070113 r4:80239bb0 [ 1325.285675][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.285806][ T32] r4:82ac21e4 [ 1325.285850][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.285952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.286000][ T32] r4:eae7ddc0 [ 1325.286039][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.286195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.286282][ T32] r4:00000000 [ 1325.286331][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.286434][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.286485][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.286590][ T32] r5:00001000 r4:ed8b3000 [ 1325.286685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.286798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.286892][ T32] r5:85cd538c r4:85cd5000 [ 1325.286961][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.287065][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.287111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.287279][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.287367][ T32] r4:8530a300 [ 1325.287453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.287563][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.287617][ T32] r4:00000001 [ 1325.287704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.287795][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.287853][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.287920][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.287979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.288056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.288119][ T32] r4:8530e480 [ 1325.288173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.288233][ T32] INFO: task kworker/1:13:3208 blocked for more than 451 seconds. [ 1325.288297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.288350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.288432][ T32] task:kworker/1:13 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.288562][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.288714][ T32] Call trace: [ 1325.288791][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.288908][ T32] r10:8291a684 r9:dfc21d84 r8:00000002 r7:60000113 r6:dfc21d8c r5:84751800 [ 1325.288958][ T32] r4:84751800 [ 1325.289042][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.289141][ T32] r5:84751800 r4:8291a680 [ 1325.289278][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.289376][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.289468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc21e08 [ 1325.289516][ T32] r4:00000000 [ 1325.289862][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.290052][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.290132][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.290296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a300 [ 1325.290350][ T32] r4:00000000 [ 1325.290389][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.290500][ T32] r9:83018205 r8:84751800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1325.290549][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.290637][ T32] r5:00001000 r4:ebf25000 [ 1325.290677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.290792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.290891][ T32] r5:85963b8c r4:85963800 [ 1325.290943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.291138][ T32] r7:ddde2d80 r6:83018200 r5:85963b8c r4:84279700 [ 1325.291192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.291297][ T32] r10:61c88647 r9:84751800 r8:8427972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.291344][ T32] r4:84279700 [ 1325.291530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.291638][ T32] r10:00000000 r9:84279700 r8:80287e08 r7:dfba9e60 r6:847b6a00 r5:84751800 [ 1325.291745][ T32] r4:00000001 [ 1325.291797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.292036][ T32] Exception stack(0xdfc21fb0 to 0xdfc21ff8) [ 1325.292111][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.292237][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.292304][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.292372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.292478][ T32] r4:847b0440 [ 1325.293736][ T32] INFO: task kworker/1:13:3208 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.293820][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.315080][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.315381][ T32] Call trace: [ 1325.315503][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.315631][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.315691][ T32] r4:00000000 [ 1325.315737][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.315827][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.315891][ T32] dd20: afbd8000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.315967][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.316042][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.316100][ T32] r5:80070113 r4:80239bb0 [ 1325.316239][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.316389][ T32] r4:82ac21e4 [ 1325.316466][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.316565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.316613][ T32] r4:eae7ddc0 [ 1325.316654][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.316789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.316844][ T32] r4:00000000 [ 1325.316886][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.317027][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.317082][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.317210][ T32] r5:00001000 r4:ed8b3000 [ 1325.317297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.317392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.317560][ T32] r5:85cd538c r4:85cd5000 [ 1325.317612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.317793][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.317905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.318105][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.318162][ T32] r4:8530a300 [ 1325.318307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.318418][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.318503][ T32] r4:00000001 [ 1325.318593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.318694][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.318809][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.318894][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.318963][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.319027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.319099][ T32] r4:8530e480 [ 1325.319176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.319249][ T32] INFO: task kworker/1:14:3210 blocked for more than 451 seconds. [ 1325.319319][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.319399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.319456][ T32] task:kworker/1:14 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.319572][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.319666][ T32] Call trace: [ 1325.319837][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.319961][ T32] r10:8291a684 r9:dfc31d84 r8:00000002 r7:60000013 r6:dfc31d8c r5:84754800 [ 1325.320044][ T32] r4:84754800 [ 1325.320096][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.320190][ T32] r5:84754800 r4:8291a680 [ 1325.320232][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.320316][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.320403][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc31e08 [ 1325.320484][ T32] r4:00000000 [ 1325.320533][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.320610][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.320726][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.320828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a540 [ 1325.320902][ T32] r4:00000000 [ 1325.320979][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.321082][ T32] r9:83018205 r8:84754800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1325.321166][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.321325][ T32] r5:00001000 r4:ebf5d000 [ 1325.321431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.321521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.321613][ T32] r5:8596438c r4:85964000 [ 1325.321736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.321880][ T32] r7:ddde2d80 r6:83018200 r5:8596438c r4:84279780 [ 1325.321932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.322028][ T32] r10:61c88647 r9:84754800 r8:842797ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.322083][ T32] r4:84279780 [ 1325.322166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.322314][ T32] r10:00000000 r9:84279780 r8:80287e08 r7:dfba9e60 r6:847b6a80 r5:84754800 [ 1325.322393][ T32] r4:00000001 [ 1325.322454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.322544][ T32] Exception stack(0xdfc31fb0 to 0xdfc31ff8) [ 1325.322609][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.322687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.322769][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.322832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.322885][ T32] r4:847b0580 [ 1325.324218][ T32] INFO: task kworker/1:14:3210 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.355400][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.355587][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.355716][ T32] Call trace: [ 1325.355870][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.356001][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.356151][ T32] r4:00000000 [ 1325.356255][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.356462][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.356534][ T32] dd20: aff82000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.356594][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.356643][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.356717][ T32] r5:80070113 r4:80239bb0 [ 1325.356860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.356970][ T32] r4:82ac21e4 [ 1325.357181][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.357293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.357340][ T32] r4:eae7ddc0 [ 1325.357379][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.357536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.357595][ T32] r4:00000000 [ 1325.357637][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.357786][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.357838][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.358013][ T32] r5:00001000 r4:ed8b3000 [ 1325.358253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.358418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.358520][ T32] r5:85cd538c r4:85cd5000 [ 1325.358564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.358719][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.358789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.358892][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.358961][ T32] r4:8530a300 [ 1325.359073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.359186][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.359268][ T32] r4:00000001 [ 1325.359377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.359496][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.359628][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.359701][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.359763][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.359827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.359874][ T32] r4:8530e480 [ 1325.359968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.360038][ T32] INFO: task kworker/1:15:3213 blocked for more than 451 seconds. [ 1325.360171][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.360234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.360278][ T32] task:kworker/1:15 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.360416][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.360542][ T32] Call trace: [ 1325.360647][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.360760][ T32] r10:8291a684 r9:dfc41d84 r8:00000002 r7:60000013 r6:dfc41d8c r5:84750000 [ 1325.360808][ T32] r4:84750000 [ 1325.360849][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.360946][ T32] r5:84750000 r4:8291a680 [ 1325.360988][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.361071][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.361164][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 [ 1325.361245][ T32] r4:00000000 [ 1325.361293][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.361370][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.361447][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.361535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6a700 [ 1325.361581][ T32] r4:00000000 [ 1325.361620][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.361744][ T32] r9:83018205 r8:84750000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1325.361796][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.361887][ T32] r5:00001000 r4:ebfa7000 [ 1325.361961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.362078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.362217][ T32] r5:85964b8c r4:85964800 [ 1325.362268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.362366][ T32] r7:ddde2d80 r6:83018200 r5:85964b8c r4:84279800 [ 1325.362413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.362545][ T32] r10:61c88647 r9:84750000 r8:8427982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.362604][ T32] r4:84279800 [ 1325.362681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.362845][ T32] r10:00000000 r9:84279800 r8:80287e08 r7:dfba9e60 r6:847b6b00 r5:84750000 [ 1325.362907][ T32] r4:00000001 [ 1325.362954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.363033][ T32] Exception stack(0xdfc41fb0 to 0xdfc41ff8) [ 1325.363125][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.363194][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.363252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.363341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.363416][ T32] r4:847b06c0 [ 1325.388732][ T32] INFO: task kworker/1:15:3213 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.388961][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.389189][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.389317][ T32] Call trace: [ 1325.389385][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.389505][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.389556][ T32] r4:00000000 [ 1325.389602][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.389697][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.389800][ T32] dd20: b0104000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.389911][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.389975][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.390028][ T32] r5:80070113 r4:80239bb0 [ 1325.390079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.390172][ T32] r4:82ac21e4 [ 1325.390214][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.390307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.390355][ T32] r4:eae7ddc0 [ 1325.390395][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.390524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.390594][ T32] r4:00000000 [ 1325.390685][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.390826][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.390907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.391046][ T32] r5:00001000 r4:ed8b3000 [ 1325.391102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.391196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.391289][ T32] r5:85cd538c r4:85cd5000 [ 1325.391336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.391440][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.391485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.391584][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.391672][ T32] r4:8530a300 [ 1325.391763][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.391868][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.391924][ T32] r4:00000001 [ 1325.392000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.392126][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.392230][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.392305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.392394][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.392466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.392515][ T32] r4:8530e480 [ 1325.392570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.392661][ T32] INFO: task kworker/0:39:3215 blocked for more than 451 seconds. [ 1325.392776][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.392839][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.392883][ T32] task:kworker/0:39 state:D stack:0 pid:3215 tgid:3215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.392995][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.393099][ T32] Call trace: [ 1325.393174][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.393316][ T32] r10:8291a684 r9:dfc3dd84 r8:00000002 r7:60000113 r6:dfc3dd8c r5:84753000 [ 1325.393412][ T32] r4:84753000 [ 1325.393464][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.393568][ T32] r5:84753000 r4:8291a680 [ 1325.393611][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.393706][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.393800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc3de08 [ 1325.393848][ T32] r4:00000000 [ 1325.393913][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.393999][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.394076][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.413527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851106c0 [ 1325.413791][ T32] r4:00000000 [ 1325.413888][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.414049][ T32] r9:83018005 r8:84753000 r7:00000000 r6:83018000 r5:00001000 r4:7f34f000 [ 1325.414353][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.419398][ T32] r5:00001000 r4:ed73b000 [ 1325.419466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.419582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.419685][ T32] r5:85bc6f8c r4:85bc6c00 [ 1325.419736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.419843][ T32] r7:dddced80 r6:83018000 r5:85bc6f8c r4:847b6b80 [ 1325.419917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.420030][ T32] r10:61c88647 r9:84753000 r8:847b6bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.420083][ T32] r4:847b6b80 [ 1325.420127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.420232][ T32] r10:00000000 r9:847b6b80 r8:80287e08 r7:dfbb5e60 r6:847b6c00 r5:84753000 [ 1325.420281][ T32] r4:00000001 [ 1325.420327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.420411][ T32] Exception stack(0xdfc3dfb0 to 0xdfc3dff8) [ 1325.420473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.420531][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.420645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.420716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.420762][ T32] r4:847b3480 [ 1325.422029][ T32] INFO: task kworker/0:39:3215 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.422113][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.422365][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.422462][ T32] Call trace: [ 1325.422532][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.422650][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.422700][ T32] r4:00000000 [ 1325.422795][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.422892][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.422965][ T32] dd20: b0414000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.423028][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.423083][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.423134][ T32] r5:80070113 r4:80239bb0 [ 1325.423176][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.423331][ T32] r4:82ac21e4 [ 1325.423384][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.423479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.423530][ T32] r4:eae7ddc0 [ 1325.423665][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.423782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.423829][ T32] r4:00000000 [ 1325.423871][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.423976][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.424028][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.443014][ T32] r5:00001000 r4:ed8b3000 [ 1325.443186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.443321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.443417][ T32] r5:85cd538c r4:85cd5000 [ 1325.443497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.443614][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.443668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.443771][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.443821][ T32] r4:8530a300 [ 1325.443866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.444002][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.444063][ T32] r4:00000001 [ 1325.444107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.449196][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.449305][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.449378][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.449455][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.449543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.449610][ T32] r4:8530e480 [ 1325.449742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.449820][ T32] INFO: task kworker/0:40:3218 blocked for more than 451 seconds. [ 1325.449890][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.449951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.450012][ T32] task:kworker/0:40 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.450137][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.450283][ T32] Call trace: [ 1325.450373][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.450483][ T32] r10:8291a684 r9:dfc61d84 r8:00000002 r7:60000113 r6:dfc61d8c r5:83a56c00 [ 1325.450534][ T32] r4:83a56c00 [ 1325.450577][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.450675][ T32] r5:83a56c00 r4:8291a680 [ 1325.450721][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.450831][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.450976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 [ 1325.451041][ T32] r4:00000000 [ 1325.451095][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.451176][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.451263][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.451370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85110e00 [ 1325.451446][ T32] r4:00000000 [ 1325.451496][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.451600][ T32] r9:83018005 r8:83a56c00 r7:00000000 r6:83018000 r5:00001000 r4:7f359000 [ 1325.451663][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.451758][ T32] r5:00001000 r4:eca4f000 [ 1325.451805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.451890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.452046][ T32] r5:85bc7b8c r4:85bc7800 [ 1325.452100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.452214][ T32] r7:dddced80 r6:83018000 r5:85bc7b8c r4:847b6c80 [ 1325.452277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.452380][ T32] r10:61c88647 r9:83a56c00 r8:847b6cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.452433][ T32] r4:847b6c80 [ 1325.452477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.452581][ T32] r10:00000000 r9:847b6c80 r8:80287e08 r7:dfc3de60 r6:847b6d00 r5:83a56c00 [ 1325.452630][ T32] r4:00000001 [ 1325.452690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.452777][ T32] Exception stack(0xdfc61fb0 to 0xdfc61ff8) [ 1325.452870][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.452972][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.453036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.453101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.453184][ T32] r4:847b36c0 [ 1325.469710][ T32] INFO: task kworker/0:40:3218 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.469915][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.470098][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.470220][ T32] Call trace: [ 1325.470291][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.470410][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.470462][ T32] r4:00000000 [ 1325.470507][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.470599][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.470678][ T32] dd20: b0810000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.470768][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.470826][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.470885][ T32] r5:80070113 r4:80239bb0 [ 1325.470961][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.471062][ T32] r4:82ac21e4 [ 1325.471156][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.471259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.471341][ T32] r4:eae7ddc0 [ 1325.471385][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.471481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.471531][ T32] r4:00000000 [ 1325.471572][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.471736][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.471790][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.471925][ T32] r5:00001000 r4:ed8b3000 [ 1325.471978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.472066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.472156][ T32] r5:85cd538c r4:85cd5000 [ 1325.472200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.472358][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.472412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.472531][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.472582][ T32] r4:8530a300 [ 1325.472624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.472731][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.472780][ T32] r4:00000001 [ 1325.472823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.472908][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.473002][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.473089][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.473152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.473214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.473260][ T32] r4:8530e480 [ 1325.473306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.473359][ T32] INFO: task kworker/0:41:3220 blocked for more than 451 seconds. [ 1325.473423][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.473476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.473520][ T32] task:kworker/0:41 state:D stack:0 pid:3220 tgid:3220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.473612][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.473701][ T32] Call trace: [ 1325.473763][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.473863][ T32] r10:8291a684 r9:dfc6dd84 r8:00000002 r7:60000113 r6:dfc6dd8c r5:83b39800 [ 1325.474021][ T32] r4:83b39800 [ 1325.474074][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.493092][ T32] r5:83b39800 r4:8291a680 [ 1325.493264][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.493405][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.493521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc6de08 [ 1325.493630][ T32] r4:00000000 [ 1325.493693][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.493783][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.493868][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.493983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497fb80 [ 1325.494059][ T32] r4:00000000 [ 1325.494115][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.494353][ T32] r9:83018005 r8:83b39800 r7:00000000 r6:83018000 r5:00001000 r4:7f423000 [ 1325.495262][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.495398][ T32] r5:00001000 r4:ecb3f000 [ 1325.495445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.495529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.495618][ T32] r5:85c9878c r4:85c98400 [ 1325.495667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.495769][ T32] r7:dddced80 r6:83018000 r5:85c9878c r4:847b6d80 [ 1325.495854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.496007][ T32] r10:61c88647 r9:83b39800 r8:847b6dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.496062][ T32] r4:847b6d80 [ 1325.496107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.496210][ T32] r10:00000000 r9:847b6d80 r8:80287e08 r7:dfc61e60 r6:847b6e00 r5:83b39800 [ 1325.496257][ T32] r4:00000001 [ 1325.496301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.496386][ T32] Exception stack(0xdfc6dfb0 to 0xdfc6dff8) [ 1325.496451][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.496596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.496668][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.496738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.496789][ T32] r4:847b3940 [ 1325.498053][ T32] INFO: task kworker/0:41:3220 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.498138][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.498278][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.498376][ T32] Call trace: [ 1325.498480][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.498597][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.498652][ T32] r4:00000000 [ 1325.498731][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.498845][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.498964][ T32] dd20: b0a05000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.499038][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.499095][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.499224][ T32] r5:80070113 r4:80239bb0 [ 1325.499283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.499371][ T32] r4:82ac21e4 [ 1325.499412][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.499501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.499585][ T32] r4:eae7ddc0 [ 1325.499713][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.499823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.499874][ T32] r4:00000000 [ 1325.499926][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.500090][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.500148][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.500239][ T32] r5:00001000 r4:ed8b3000 [ 1325.500284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.500363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.500493][ T32] r5:85cd538c r4:85cd5000 [ 1325.500542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.500642][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.500689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.500787][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.500941][ T32] r4:8530a300 [ 1325.501147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.501358][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.501484][ T32] r4:00000001 [ 1325.501535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.501617][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.501676][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.501738][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.501801][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.501890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.501955][ T32] r4:8530e480 [ 1325.502035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.502119][ T32] INFO: task kworker/0:42:3224 blocked for more than 452 seconds. [ 1325.502184][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.502235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.502275][ T32] task:kworker/0:42 state:D stack:0 pid:3224 tgid:3224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.502367][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.502521][ T32] Call trace: [ 1325.502704][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.502834][ T32] r10:8291a684 r9:dfc89d84 r8:00000002 r7:60000113 r6:dfc89d8c r5:83b38c00 [ 1325.502882][ T32] r4:83b38c00 [ 1325.502974][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.503074][ T32] r5:83b38c00 r4:8291a680 [ 1325.503117][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.503199][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.503323][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc89e08 [ 1325.503447][ T32] r4:00000000 [ 1325.503497][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.503573][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.503689][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.503788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6d00 [ 1325.503835][ T32] r4:00000000 [ 1325.503931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.504036][ T32] r9:83018005 r8:83b38c00 r7:00000000 r6:83018000 r5:00001000 r4:7f3ad000 [ 1325.504082][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.504164][ T32] r5:00001000 r4:ed20d000 [ 1325.536739][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.537022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.537129][ T32] r5:85c5ff8c r4:85c5fc00 [ 1325.537177][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.537280][ T32] r7:dddced80 r6:83018000 r5:85c5ff8c r4:847b6f00 [ 1325.537369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.537485][ T32] r10:61c88647 r9:83b38c00 r8:847b6f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.537535][ T32] r4:847b6f00 [ 1325.537609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.537724][ T32] r10:00000000 r9:847b6f00 r8:80287e08 r7:dfc6de60 r6:847b6f80 r5:83b38c00 [ 1325.537775][ T32] r4:00000001 [ 1325.537818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.538082][ T32] Exception stack(0xdfc89fb0 to 0xdfc89ff8) [ 1325.538165][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.538228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.538284][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.538354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.538408][ T32] r4:847b3c80 [ 1325.539683][ T32] INFO: task kworker/0:42:3224 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.539765][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.539904][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.540003][ T32] Call trace: [ 1325.540067][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.540170][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.540213][ T32] r4:00000000 [ 1325.540338][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.540466][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.540538][ T32] dd20: b0f61000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.540604][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.540661][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.540718][ T32] r5:80070113 r4:80239bb0 [ 1325.540760][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.540850][ T32] r4:82ac21e4 [ 1325.540894][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.540996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.541044][ T32] r4:eae7ddc0 [ 1325.541084][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.541176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.541224][ T32] r4:00000000 [ 1325.541268][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.541368][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.541490][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.541594][ T32] r5:00001000 r4:ed8b3000 [ 1325.541638][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.541729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.541828][ T32] r5:85cd538c r4:85cd5000 [ 1325.541910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.542031][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.542082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.542183][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.542232][ T32] r4:8530a300 [ 1325.542275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.542376][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.542427][ T32] r4:00000001 [ 1325.542468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.542544][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.542604][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.542665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.542723][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.542810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.542860][ T32] r4:8530e480 [ 1325.542920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.543040][ T32] INFO: task kworker/0:43:3225 blocked for more than 452 seconds. [ 1325.543121][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.543250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.543305][ T32] task:kworker/0:43 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.543405][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.543538][ T32] Call trace: [ 1325.543617][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.543728][ T32] r10:8291a684 r9:dfc8dd84 r8:00000002 r7:60000113 r6:dfc8dd8c r5:83b3c800 [ 1325.543777][ T32] r4:83b3c800 [ 1325.543821][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.543921][ T32] r5:83b3c800 r4:8291a680 [ 1325.543965][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.544051][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.544245][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc8de08 [ 1325.570331][ T32] r4:00000000 [ 1325.570415][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.570545][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.570659][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.570928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845d98c0 [ 1325.571049][ T32] r4:00000000 [ 1325.571102][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.571203][ T32] r9:83018005 r8:83b3c800 r7:00000000 r6:83018000 r5:00001000 r4:7f43d000 [ 1325.571280][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.571386][ T32] r5:00001000 r4:df9a8000 [ 1325.571429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.571508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.571591][ T32] r5:85c9b38c r4:85c9b000 [ 1325.571793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.571918][ T32] r7:dddced80 r6:83018000 r5:85c9b38c r4:8455c000 [ 1325.572049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.572262][ T32] r10:61c88647 r9:83b3c800 r8:8455c02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.572376][ T32] r4:8455c000 [ 1325.572423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.572555][ T32] r10:00000000 r9:8455c000 r8:80287e08 r7:dfc6de60 r6:8455c080 r5:83b3c800 [ 1325.572694][ T32] r4:00000001 [ 1325.572786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.572914][ T32] Exception stack(0xdfc8dfb0 to 0xdfc8dff8) [ 1325.572991][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.573118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.573188][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.573251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.573296][ T32] r4:847b3c80 [ 1325.583036][ T32] INFO: task kworker/0:43:3225 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.583218][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.583430][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.583610][ T32] Call trace: [ 1325.583674][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.583837][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.583886][ T32] r4:00000000 [ 1325.583929][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.584007][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.584124][ T32] dd20: b1234000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.584242][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.588149][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.588224][ T32] r5:80070113 r4:80239bb0 [ 1325.588345][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.588463][ T32] r4:82ac21e4 [ 1325.588513][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.588613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.588665][ T32] r4:eae7ddc0 [ 1325.588707][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.588803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.588853][ T32] r4:00000000 [ 1325.588905][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.589046][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.589103][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.589203][ T32] r5:00001000 r4:ed8b3000 [ 1325.589248][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.589329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.589413][ T32] r5:85cd538c r4:85cd5000 [ 1325.589457][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.589556][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.589634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.589758][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.589805][ T32] r4:8530a300 [ 1325.589848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.590043][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.590103][ T32] r4:00000001 [ 1325.590214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.590330][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.590439][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.590512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.590602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.590677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.590798][ T32] r4:8530e480 [ 1325.590944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.591030][ T32] INFO: task kworker/0:44:3228 blocked for more than 452 seconds. [ 1325.591149][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.591210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.591258][ T32] task:kworker/0:44 state:D stack:0 pid:3228 tgid:3228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.591367][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.591457][ T32] Call trace: [ 1325.591522][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.591675][ T32] r10:8291a684 r9:df989d84 r8:00000002 r7:60000113 r6:df989d8c r5:83faa400 [ 1325.591860][ T32] r4:83faa400 [ 1325.591947][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.592083][ T32] r5:83faa400 r4:8291a680 [ 1325.592133][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.592223][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.592322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df989e08 [ 1325.592371][ T32] r4:00000000 [ 1325.592467][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.592558][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.592636][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.592733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d42500 [ 1325.592785][ T32] r4:00000000 [ 1325.592824][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.592948][ T32] r9:83018005 r8:83faa400 r7:00000000 r6:83018000 r5:00001000 r4:7f42d000 [ 1325.592998][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.593088][ T32] r5:00001000 r4:ec02f000 [ 1325.593163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.593260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.593363][ T32] r5:85c9ab8c r4:85c9a800 [ 1325.593438][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.593619][ T32] r7:dddced80 r6:83018000 r5:85c9ab8c r4:8455c100 [ 1325.593682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.593795][ T32] r10:61c88647 r9:83faa400 r8:8455c12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.593846][ T32] r4:8455c100 [ 1325.593888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.593998][ T32] r10:00000000 r9:8455c100 r8:80287e08 r7:dfc8de60 r6:84279900 r5:83faa400 [ 1325.594142][ T32] r4:00000001 [ 1325.615162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.615325][ T32] Exception stack(0xdf989fb0 to 0xdf989ff8) [ 1325.615400][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.615463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.615521][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.615584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.615633][ T32] r4:847b3600 [ 1325.616881][ T32] INFO: task kworker/0:44:3228 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.617009][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.617181][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.617282][ T32] Call trace: [ 1325.617386][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.617493][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.617542][ T32] r4:00000000 [ 1325.617622][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.617756][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.617826][ T32] dd20: b1574000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.617946][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.618011][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.618066][ T32] r5:80070113 r4:80239bb0 [ 1325.618138][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.618357][ T32] r4:82ac21e4 [ 1325.618456][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.618560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.618611][ T32] r4:eae7ddc0 [ 1325.618665][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.618807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.618865][ T32] r4:00000000 [ 1325.618919][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.619024][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.619073][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.619165][ T32] r5:00001000 r4:ed8b3000 [ 1325.619208][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.619292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.619388][ T32] r5:85cd538c r4:85cd5000 [ 1325.619434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.619536][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.619805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.619934][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.620003][ T32] r4:8530a300 [ 1325.620050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.620150][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.620309][ T32] r4:00000001 [ 1325.620363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.620443][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.620499][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.620561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.620676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.620788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.620905][ T32] r4:8530e480 [ 1325.621113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.621337][ T32] INFO: task kworker/0:45:3230 blocked for more than 452 seconds. [ 1325.621415][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.621472][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.621577][ T32] task:kworker/0:45 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.621756][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.621850][ T32] Call trace: [ 1325.621965][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.622073][ T32] r10:8291a684 r9:df9d9d84 r8:00000002 r7:60000113 r6:df9d9d8c r5:83236000 [ 1325.622373][ T32] r4:83236000 [ 1325.622492][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.622599][ T32] r5:83236000 r4:8291a680 [ 1325.622645][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.622734][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.622907][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 [ 1325.623010][ T32] r4:00000000 [ 1325.623126][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.623253][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.623346][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.623444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b3fc0 [ 1325.623491][ T32] r4:00000000 [ 1325.623537][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.623639][ T32] r9:83018005 r8:83236000 r7:00000000 r6:83018000 r5:00001000 r4:7f42f000 [ 1325.623881][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.623986][ T32] r5:00001000 r4:df97b000 [ 1325.624026][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.624109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.656379][ T32] r5:85c9af8c r4:85c9ac00 [ 1325.656542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.656687][ T32] r7:dddced80 r6:83018000 r5:85c9af8c r4:8455c180 [ 1325.656742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.656875][ T32] r10:61c88647 r9:83236000 r8:8455c1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.656934][ T32] r4:8455c180 [ 1325.657000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.657125][ T32] r10:00000000 r9:8455c180 r8:80287e08 r7:df989e60 r6:84279980 r5:83236000 [ 1325.657256][ T32] r4:00000001 [ 1325.657302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.657381][ T32] Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) [ 1325.657440][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.657498][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.657617][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.657708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.657789][ T32] r4:845d9f80 [ 1325.659046][ T32] INFO: task kworker/0:45:3230 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.659166][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.659356][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.659463][ T32] Call trace: [ 1325.659536][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.659651][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.659739][ T32] r4:00000000 [ 1325.659823][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.659966][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.660042][ T32] dd20: b19c1000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.660103][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.660158][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.660288][ T32] r5:80070113 r4:80239bb0 [ 1325.660517][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.660622][ T32] r4:82ac21e4 [ 1325.660667][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.660842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.660965][ T32] r4:eae7ddc0 [ 1325.661057][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.661162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.661212][ T32] r4:00000000 [ 1325.661255][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.661359][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.661458][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.661560][ T32] r5:00001000 r4:ed8b3000 [ 1325.661650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.661814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.661926][ T32] r5:85cd538c r4:85cd5000 [ 1325.662009][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.662123][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.662170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.662274][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.662322][ T32] r4:8530a300 [ 1325.662405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.662552][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.662653][ T32] r4:00000001 [ 1325.662764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.662877][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.662956][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.663073][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.663141][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.663209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.663303][ T32] r4:8530e480 [ 1325.663355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.663417][ T32] INFO: task kworker/0:46:3231 blocked for more than 452 seconds. [ 1325.663520][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.663585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.663631][ T32] task:kworker/0:46 state:D stack:0 pid:3231 tgid:3231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.663782][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.663893][ T32] Call trace: [ 1325.663984][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.664089][ T32] r10:8291a684 r9:df9e1d84 r8:00000002 r7:60000113 r6:df9e1d8c r5:8398d400 [ 1325.664134][ T32] r4:8398d400 [ 1325.689340][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.689632][ T32] r5:8398d400 r4:8291a680 [ 1325.689787][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.689892][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.689997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 [ 1325.690046][ T32] r4:00000000 [ 1325.690086][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.690167][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.690249][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.690379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d994c0 [ 1325.690479][ T32] r4:00000000 [ 1325.690561][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.690675][ T32] r9:83018005 r8:8398d400 r7:00000000 r6:83018000 r5:00001000 r4:7f4e5000 [ 1325.690811][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.691070][ T32] r5:00001000 r4:ed60f000 [ 1325.691124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.691217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.691311][ T32] r5:8465878c r4:84658400 [ 1325.691352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.691447][ T32] r7:dddced80 r6:83018000 r5:8465878c r4:8455c200 [ 1325.691511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.691610][ T32] r10:61c88647 r9:8398d400 r8:8455c22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.691654][ T32] r4:8455c200 [ 1325.691950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.692051][ T32] r10:00000000 r9:8455c200 r8:80287e08 r7:df989e60 r6:84279a00 r5:8398d400 [ 1325.692096][ T32] r4:00000001 [ 1325.692135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.692271][ T32] Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) [ 1325.692336][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.692394][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.692447][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.692541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.692695][ T32] r4:845c56c0 [ 1325.693988][ T32] INFO: task kworker/0:46:3231 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.694069][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.694247][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.715863][ T32] Call trace: [ 1325.716024][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.716196][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.716255][ T32] r4:00000000 [ 1325.716405][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.716532][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.716615][ T32] dd20: b1e57000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.716750][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.716834][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.716899][ T32] r5:80070113 r4:80239bb0 [ 1325.716965][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.717076][ T32] r4:82ac21e4 [ 1325.717133][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.717243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.717301][ T32] r4:eae7ddc0 [ 1325.717350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.717449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.717502][ T32] r4:00000000 [ 1325.717572][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.717684][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.717732][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.718065][ T32] r5:00001000 r4:ed8b3000 [ 1325.718144][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.718261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.718408][ T32] r5:85cd538c r4:85cd5000 [ 1325.718480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.718605][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.718664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.718877][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.718962][ T32] r4:8530a300 [ 1325.719016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.719174][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.719247][ T32] r4:00000001 [ 1325.719350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.719475][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.719551][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.719622][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.719796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.720027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.720107][ T32] r4:8530e480 [ 1325.720202][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.720268][ T32] INFO: task kworker/0:47:3233 blocked for more than 452 seconds. [ 1325.720330][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.720379][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.720423][ T32] task:kworker/0:47 state:D stack:0 pid:3233 tgid:3233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.720541][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.720702][ T32] Call trace: [ 1325.720790][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.720937][ T32] r10:8291a684 r9:dfc79d84 r8:00000002 r7:60000113 r6:dfc79d8c r5:83b3b000 [ 1325.721007][ T32] r4:83b3b000 [ 1325.721066][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.721180][ T32] r5:83b3b000 r4:8291a680 [ 1325.721245][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.721384][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.721505][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc79e08 [ 1325.721563][ T32] r4:00000000 [ 1325.721615][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.721706][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.721800][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.721921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b3980 [ 1325.721995][ T32] r4:00000000 [ 1325.722050][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.722171][ T32] r9:83018005 r8:83b3b000 r7:00000000 r6:83018000 r5:00001000 r4:7f429000 [ 1325.722255][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.722400][ T32] r5:00001000 r4:eb811000 [ 1325.722501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.722644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.722835][ T32] r5:85c9a78c r4:85c9a400 [ 1325.722925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.723047][ T32] r7:dddced80 r6:83018000 r5:85c9a78c r4:8455c280 [ 1325.723156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.723337][ T32] r10:61c88647 r9:83b3b000 r8:8455c2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.723429][ T32] r4:8455c280 [ 1325.723555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.723678][ T32] r10:00000000 r9:8455c280 r8:80287e08 r7:df9e1e60 r6:8455c300 r5:83b3b000 [ 1325.723810][ T32] r4:00000001 [ 1325.723867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.724011][ T32] Exception stack(0xdfc79fb0 to 0xdfc79ff8) [ 1325.724086][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.724153][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.749628][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.749836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.749927][ T32] r4:84553000 [ 1325.751180][ T32] INFO: task kworker/0:47:3233 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.751269][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.751409][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.751561][ T32] Call trace: [ 1325.751707][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.751921][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.751976][ T32] r4:00000000 [ 1325.752057][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.752148][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.752210][ T32] dd20: b2326000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.752273][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.752362][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.752423][ T32] r5:80070113 r4:80239bb0 [ 1325.752466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.752557][ T32] r4:82ac21e4 [ 1325.752599][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.752706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.752753][ T32] r4:eae7ddc0 [ 1325.752794][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.752944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.752998][ T32] r4:00000000 [ 1325.753040][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.753139][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.753225][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.753319][ T32] r5:00001000 r4:ed8b3000 [ 1325.753362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.753484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.753578][ T32] r5:85cd538c r4:85cd5000 [ 1325.753618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.753762][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.753809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.753902][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.753946][ T32] r4:8530a300 [ 1325.754003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.754140][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.754246][ T32] r4:00000001 [ 1325.762452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.762600][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.762713][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.762805][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.762865][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.762972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.763029][ T32] r4:8530e480 [ 1325.763079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.763183][ T32] INFO: task kworker/0:48:3235 blocked for more than 452 seconds. [ 1325.763252][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.763305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.763395][ T32] task:kworker/0:48 state:D stack:0 pid:3235 tgid:3235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.763509][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.763599][ T32] Call trace: [ 1325.763668][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.763772][ T32] r10:8291a684 r9:df9f5d84 r8:00000002 r7:60000113 r6:df9f5d8c r5:84750c00 [ 1325.763816][ T32] r4:84750c00 [ 1325.763854][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.763940][ T32] r5:84750c00 r4:8291a680 [ 1325.763979][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.764093][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.767906][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f5e08 [ 1325.768006][ T32] r4:00000000 [ 1325.768046][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.768132][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.768244][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.768331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d66e40 [ 1325.768408][ T32] r4:00000000 [ 1325.768493][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.768584][ T32] r9:83018005 r8:84750c00 r7:00000000 r6:83018000 r5:00001000 r4:7f49f000 [ 1325.768630][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.768720][ T32] r5:00001000 r4:ecced000 [ 1325.768778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.768857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.768966][ T32] r5:85c9bb8c r4:85c9b800 [ 1325.769002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.769058][ T32] r7:dddced80 r6:83018000 r5:85c9bb8c r4:8455c380 [ 1325.769080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.769169][ T32] r10:61c88647 r9:84750c00 r8:8455c3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.769226][ T32] r4:8455c380 [ 1325.769299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.769401][ T32] r10:00000000 r9:8455c380 r8:80287e08 r7:df9e1e60 r6:8455c400 r5:84750c00 [ 1325.769448][ T32] r4:00000001 [ 1325.769488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.769561][ T32] Exception stack(0xdf9f5fb0 to 0xdf9f5ff8) [ 1325.769628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.769701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.769756][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.769824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.769881][ T32] r4:84553000 [ 1325.771135][ T32] INFO: task kworker/0:48:3235 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.771300][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.771495][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.771608][ T32] Call trace: [ 1325.771727][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.771839][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.771886][ T32] r4:00000000 [ 1325.771959][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.772083][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.772148][ T32] dd20: b2326000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.772204][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.772255][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.772303][ T32] r5:80070113 r4:80239bb0 [ 1325.772398][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.772510][ T32] r4:82ac21e4 [ 1325.772555][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.772644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.772718][ T32] r4:eae7ddc0 [ 1325.772766][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.772854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.772984][ T32] r4:00000000 [ 1325.773068][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.773161][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.773204][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.773289][ T32] r5:00001000 r4:ed8b3000 [ 1325.773416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.773506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.773595][ T32] r5:85cd538c r4:85cd5000 [ 1325.773639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.773744][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.773787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.773924][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.773980][ T32] r4:8530a300 [ 1325.774066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.805137][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.805250][ T32] r4:00000001 [ 1325.805279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.805349][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.805384][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.805416][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.805618][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.805664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.805694][ T32] r4:8530e480 [ 1325.805825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.805864][ T32] INFO: task kworker/0:50:3240 blocked for more than 452 seconds. [ 1325.805980][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.806294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.806391][ T32] task:kworker/0:50 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.806608][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.806671][ T32] Call trace: [ 1325.806705][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.806807][ T32] r10:8291a684 r9:dfa25d84 r8:00000002 r7:60000113 r6:dfa25d8c r5:8325c800 [ 1325.806834][ T32] r4:8325c800 [ 1325.806856][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.806905][ T32] r5:8325c800 r4:8291a680 [ 1325.807006][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.807057][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.807107][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa25e08 [ 1325.807232][ T32] r4:00000000 [ 1325.807294][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.807484][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.807532][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.807579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533d600 [ 1325.807606][ T32] r4:00000000 [ 1325.807632][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.807893][ T32] r9:83018005 r8:8325c800 r7:00000000 r6:83018000 r5:00001000 r4:7f49f000 [ 1325.807920][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.808185][ T32] r5:00001000 r4:df9fd000 [ 1325.808235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.808389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.808442][ T32] r5:84658b8c r4:84658800 [ 1325.808463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.808515][ T32] r7:dddced80 r6:83018000 r5:84658b8c r4:8455c580 [ 1325.808537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.808987][ T32] r10:61c88647 r9:8325c800 r8:8455c5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.809019][ T32] r4:8455c580 [ 1325.809137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.809261][ T32] r10:00000000 r9:8455c580 r8:80287e08 r7:df9f9e60 r6:8455c600 r5:8325c800 [ 1325.809548][ T32] r4:00000001 [ 1325.809655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.809710][ T32] Exception stack(0xdfa25fb0 to 0xdfa25ff8) [ 1325.809742][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.809772][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.809801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.809832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.809855][ T32] r4:84553340 [ 1325.810608][ T32] INFO: task kworker/0:50:3240 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.810787][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.810929][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.810981][ T32] Call trace: [ 1325.811067][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.811129][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.811189][ T32] r4:00000000 [ 1325.811214][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.811291][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.811327][ T32] dd20: b29a0000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.811479][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.811510][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.811540][ T32] r5:80070113 r4:80239bb0 [ 1325.811563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.811751][ T32] r4:82ac21e4 [ 1325.811834][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.812002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.812029][ T32] r4:eae7ddc0 [ 1325.812051][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.812170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.812218][ T32] r4:00000000 [ 1325.812259][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.812345][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.812429][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.812562][ T32] r5:00001000 r4:ed8b3000 [ 1325.812613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.812746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.812849][ T32] r5:85cd538c r4:85cd5000 [ 1325.812889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.813004][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.813057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.813150][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.813192][ T32] r4:8530a300 [ 1325.813229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.813321][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.813407][ T32] r4:00000001 [ 1325.813458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.813537][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.813589][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.813667][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.813720][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.813775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.813812][ T32] r4:8530e480 [ 1325.813845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.813885][ T32] INFO: task kworker/0:51:3241 blocked for more than 452 seconds. [ 1325.813966][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.814106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.814259][ T32] task:kworker/0:51 state:D stack:0 pid:3241 tgid:3241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.834886][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.834968][ T32] Call trace: [ 1325.835020][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.835086][ T32] r10:8291a684 r9:dfc09d84 r8:00000002 r7:60000113 r6:dfc09d8c r5:8325ec00 [ 1325.835130][ T32] r4:8325ec00 [ 1325.835171][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.835223][ T32] r5:8325ec00 r4:8291a680 [ 1325.835244][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.835293][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.835342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc09e08 [ 1325.835365][ T32] r4:00000000 [ 1325.835404][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.835471][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.835536][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.835586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85216380 [ 1325.835611][ T32] r4:00000000 [ 1325.835632][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.835694][ T32] r9:83018005 r8:8325ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f541000 [ 1325.835717][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.835763][ T32] r5:00001000 r4:ed23d000 [ 1325.835801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.835849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.835897][ T32] r5:84658f8c r4:84658c00 [ 1325.835958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.836019][ T32] r7:dddced80 r6:83018000 r5:84658f8c r4:8455c680 [ 1325.836106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.836162][ T32] r10:61c88647 r9:8325ec00 r8:8455c6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.836200][ T32] r4:8455c680 [ 1325.836225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.836290][ T32] r10:00000000 r9:8455c680 r8:80287e08 r7:df9f9e60 r6:8455c700 r5:8325ec00 [ 1325.836321][ T32] r4:00000001 [ 1325.836343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.836401][ T32] Exception stack(0xdfc09fb0 to 0xdfc09ff8) [ 1325.836436][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.836480][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.836511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.836561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.836587][ T32] r4:845533c0 [ 1325.837361][ T32] INFO: task kworker/0:51:3241 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.837401][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.837473][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.837601][ T32] Call trace: [ 1325.837637][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.837729][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.837756][ T32] r4:00000000 [ 1325.837778][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.837835][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.837873][ T32] dd20: b2b71000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.837931][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.837963][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.837991][ T32] r5:80070113 r4:80239bb0 [ 1325.838038][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.838093][ T32] r4:82ac21e4 [ 1325.838119][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.838167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.838324][ T32] r4:eae7ddc0 [ 1325.838396][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.838447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.838470][ T32] r4:00000000 [ 1325.838490][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.838538][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.838559][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.838605][ T32] r5:00001000 r4:ed8b3000 [ 1325.838634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.838692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.838770][ T32] r5:85cd538c r4:85cd5000 [ 1325.838855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.838918][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.838940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.838991][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.839014][ T32] r4:8530a300 [ 1325.839033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.839083][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.839128][ T32] r4:00000001 [ 1325.839151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.839192][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.839220][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.839251][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.839309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.839470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.839567][ T32] r4:8530e480 [ 1325.839672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.839797][ T32] INFO: task kworker/0:52:3244 blocked for more than 452 seconds. [ 1325.839885][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.839953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.839981][ T32] task:kworker/0:52 state:D stack:0 pid:3244 tgid:3244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.840034][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.840097][ T32] Call trace: [ 1325.840365][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.840458][ T32] r10:8291a684 r9:dfa65d84 r8:00000002 r7:60000113 r6:dfa65d8c r5:83b03c00 [ 1325.840485][ T32] r4:83b03c00 [ 1325.840507][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.840554][ T32] r5:83b03c00 r4:8291a680 [ 1325.840617][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.840682][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.840732][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa65e08 [ 1325.840787][ T32] r4:00000000 [ 1325.840811][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.840882][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.840939][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.840988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85210740 [ 1325.841011][ T32] r4:00000000 [ 1325.841030][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.841148][ T32] r9:83018005 r8:83b03c00 r7:00000000 r6:83018000 r5:00001000 r4:7f587000 [ 1325.841209][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.841265][ T32] r5:00001000 r4:eccbb000 [ 1325.841315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.841363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.841420][ T32] r5:85ca938c r4:85ca9000 [ 1325.841458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.841515][ T32] r7:dddced80 r6:83018000 r5:85ca938c r4:8455c780 [ 1325.841549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.841602][ T32] r10:61c88647 r9:83b03c00 r8:8455c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.841625][ T32] r4:8455c780 [ 1325.841686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.841742][ T32] r10:00000000 r9:8455c780 r8:80287e08 r7:df9f9e60 r6:8455c800 r5:83b03c00 [ 1325.841765][ T32] r4:00000001 [ 1325.841784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.841822][ T32] Exception stack(0xdfa65fb0 to 0xdfa65ff8) [ 1325.841989][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.842023][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.842087][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.842310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.842338][ T32] r4:845537c0 [ 1325.842839][ T32] INFO: task kworker/0:52:3244 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.842882][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.842976][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.843039][ T32] Call trace: [ 1325.843087][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.843212][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.843338][ T32] r4:00000000 [ 1325.843380][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.843427][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.843480][ T32] dd20: b2b71000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.843514][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.843579][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.843621][ T32] r5:80070113 r4:80239bb0 [ 1325.843678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.843730][ T32] r4:82ac21e4 [ 1325.843766][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.843817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.843841][ T32] r4:eae7ddc0 [ 1325.843860][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.843990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.844032][ T32] r4:00000000 [ 1325.844218][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.875315][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.875451][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.875671][ T32] r5:00001000 r4:ed8b3000 [ 1325.875731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.875818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.875925][ T32] r5:85cd538c r4:85cd5000 [ 1325.875971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.876075][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.876123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.876225][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.876279][ T32] r4:8530a300 [ 1325.876322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.876658][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.876819][ T32] r4:00000001 [ 1325.876874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.877111][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.877183][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.877353][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.877459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.877533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.877643][ T32] r4:8530e480 [ 1325.877736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.877824][ T32] INFO: task kworker/0:53:3245 blocked for more than 452 seconds. [ 1325.878026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.878144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.878252][ T32] task:kworker/0:53 state:D stack:0 pid:3245 tgid:3245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.878386][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.878480][ T32] Call trace: [ 1325.878548][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.878660][ T32] r10:8291a684 r9:dfa7dd84 r8:00000002 r7:60000113 r6:dfa7dd8c r5:83b01800 [ 1325.878711][ T32] r4:83b01800 [ 1325.878835][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.879006][ T32] r5:83b01800 r4:8291a680 [ 1325.879122][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.879253][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.879356][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 [ 1325.879470][ T32] r4:00000000 [ 1325.879576][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.879691][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.879785][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.879881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85322f80 [ 1325.879975][ T32] r4:00000000 [ 1325.880027][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.880178][ T32] r9:83018005 r8:83b01800 r7:00000000 r6:83018000 r5:00001000 r4:7f547000 [ 1325.880359][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.880463][ T32] r5:00001000 r4:ecbf3000 [ 1325.880608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.880735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.880834][ T32] r5:85ca9f8c r4:85ca9c00 [ 1325.880875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.881039][ T32] r7:dddced80 r6:83018000 r5:85ca9f8c r4:8455c880 [ 1325.881140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.881245][ T32] r10:61c88647 r9:83b01800 r8:8455c8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.881297][ T32] r4:8455c880 [ 1325.881457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.881560][ T32] r10:00000000 r9:8455c880 r8:80287e08 r7:df9f9e60 r6:8455c900 r5:83b01800 [ 1325.881609][ T32] r4:00000001 [ 1325.881656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.881832][ T32] Exception stack(0xdfa7dfb0 to 0xdfa7dff8) [ 1325.881903][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.881993][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.882060][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.882126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.882176][ T32] r4:845537c0 [ 1325.883489][ T32] INFO: task kworker/0:53:3245 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.883603][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.883844][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.884035][ T32] Call trace: [ 1325.884107][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.884365][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.908957][ T32] r4:00000000 [ 1325.909044][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.909178][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.909251][ T32] dd20: b362e000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.909317][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.909374][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.909429][ T32] r5:80070113 r4:80239bb0 [ 1325.909473][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.909564][ T32] r4:82ac21e4 [ 1325.909607][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.909772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.909830][ T32] r4:eae7ddc0 [ 1325.909876][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.910012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.910072][ T32] r4:00000000 [ 1325.910118][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.910290][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.910348][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.910485][ T32] r5:00001000 r4:ed8b3000 [ 1325.910535][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.910619][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.910711][ T32] r5:85cd538c r4:85cd5000 [ 1325.910781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.910885][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.910937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.911041][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.911091][ T32] r4:8530a300 [ 1325.911132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.911229][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.911276][ T32] r4:00000001 [ 1325.911319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.911445][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.911514][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.911580][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.911642][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.911738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.911793][ T32] r4:8530e480 [ 1325.911875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.911951][ T32] INFO: task kworker/0:54:3249 blocked for more than 452 seconds. [ 1325.912019][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.912071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.912144][ T32] task:kworker/0:54 state:D stack:0 pid:3249 tgid:3249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.912316][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.912413][ T32] Call trace: [ 1325.912522][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.912637][ T32] r10:8291a684 r9:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:83348c00 [ 1325.912695][ T32] r4:83348c00 [ 1325.912740][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.912868][ T32] r5:83348c00 r4:8291a680 [ 1325.912928][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.913021][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.913125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 [ 1325.913196][ T32] r4:00000000 [ 1325.913245][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.913325][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.913440][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.913543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ffb40 [ 1325.913598][ T32] r4:00000000 [ 1325.913665][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.913817][ T32] r9:83018005 r8:83348c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5f9000 [ 1325.913930][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.914036][ T32] r5:00001000 r4:ecb19000 [ 1325.914082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.914173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.923943][ T32] r5:85cc3f8c r4:85cc3c00 [ 1325.924024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.924795][ T32] r7:dddced80 r6:83018000 r5:85cc3f8c r4:8455c980 [ 1325.924918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.925049][ T32] r10:61c88647 r9:83348c00 r8:8455c9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.925098][ T32] r4:8455c980 [ 1325.925140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.925247][ T32] r10:00000000 r9:8455c980 r8:80287e08 r7:df9f9e60 r6:84279a80 r5:83348c00 [ 1325.925319][ T32] r4:00000001 [ 1325.925372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.925457][ T32] Exception stack(0xdfa55fb0 to 0xdfa55ff8) [ 1325.925537][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.925606][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.925664][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.925727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.925771][ T32] r4:84553d80 [ 1325.927077][ T32] INFO: task kworker/0:54:3249 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.927162][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.927348][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.927449][ T32] Call trace: [ 1325.927535][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.927665][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.927734][ T32] r4:00000000 [ 1325.927802][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.927895][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.927995][ T32] dd20: b362e000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.928068][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.928140][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.928237][ T32] r5:80070113 r4:80239bb0 [ 1325.928284][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.928376][ T32] r4:82ac21e4 [ 1325.928425][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.928536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.928612][ T32] r4:eae7ddc0 [ 1325.928664][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.928779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.928835][ T32] r4:00000000 [ 1325.928880][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.928991][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.929062][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.929159][ T32] r5:00001000 r4:ed8b3000 [ 1325.929204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.929292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.929380][ T32] r5:85cd538c r4:85cd5000 [ 1325.929424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.929545][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.929623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.929750][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.929800][ T32] r4:8530a300 [ 1325.929843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.929951][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.930001][ T32] r4:00000001 [ 1325.930043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.930142][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.930223][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.930291][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.930349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.930418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.930467][ T32] r4:8530e480 [ 1325.930534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.930597][ T32] INFO: task kworker/0:55:3251 blocked for more than 452 seconds. [ 1325.930676][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.930732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.930800][ T32] task:kworker/0:55 state:D stack:0 pid:3251 tgid:3251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.930905][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.930992][ T32] Call trace: [ 1325.931086][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.931194][ T32] r10:8291a684 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:83336000 [ 1325.931269][ T32] r4:83336000 [ 1325.931316][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.931402][ T32] r5:83336000 r4:8291a680 [ 1325.931439][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.931521][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.931640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 [ 1325.931728][ T32] r4:00000000 [ 1325.931787][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.931882][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.931989][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.932087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a8340 [ 1325.932150][ T32] r4:00000000 [ 1325.932195][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.932316][ T32] r9:83018005 r8:83336000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1325.932375][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.932498][ T32] r5:00001000 r4:dfc57000 [ 1325.932571][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.932669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.932765][ T32] r5:85de0f8c r4:85de0c00 [ 1325.932806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.932910][ T32] r7:dddced80 r6:83018000 r5:85de0f8c r4:8455ca00 [ 1325.932969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.933073][ T32] r10:61c88647 r9:83336000 r8:8455ca2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.933121][ T32] r4:8455ca00 [ 1325.933178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.933282][ T32] r10:00000000 r9:8455ca00 r8:80287e08 r7:df9f9e60 r6:84279b00 r5:83336000 [ 1325.933355][ T32] r4:00000001 [ 1325.933401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.933476][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 1325.933534][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.933590][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.933642][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.933723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.933778][ T32] r4:84553d80 [ 1325.969130][ T32] INFO: task kworker/0:55:3251 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.969387][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.969602][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.969753][ T32] Call trace: [ 1325.969823][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.969967][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.970025][ T32] r4:00000000 [ 1325.970088][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.970190][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1325.970268][ T32] dd20: b3a21000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1325.970330][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1325.970412][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1325.970470][ T32] r5:80070113 r4:80239bb0 [ 1325.970514][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.970606][ T32] r4:82ac21e4 [ 1325.970655][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.970775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1325.970846][ T32] r4:eae7ddc0 [ 1325.970894][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.970999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1325.971064][ T32] r4:00000000 [ 1325.971135][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.971268][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1325.971329][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.971433][ T32] r5:00001000 r4:ed8b3000 [ 1325.971476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.971577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.971695][ T32] r5:85cd538c r4:85cd5000 [ 1325.971752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.971859][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1325.971914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.972014][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.972059][ T32] r4:8530a300 [ 1325.972100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.972201][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1325.972248][ T32] r4:00000001 [ 1325.972303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.972387][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1325.972459][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.972525][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.972583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.972644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.972725][ T32] r4:8530e480 [ 1325.972782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.973794][ T32] INFO: task kworker/1:425:4464 blocked for more than 452 seconds. [ 1325.973881][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.973943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.973985][ T32] task:kworker/1:425 state:D stack:0 pid:4464 tgid:4464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.974083][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.988995][ T32] Call trace: [ 1325.989231][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.989386][ T32] r10:8291a684 r9:eaf25d84 r8:00000002 r7:60000113 r6:eaf25d8c r5:85383c00 [ 1325.989439][ T32] r4:85383c00 [ 1325.989483][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.989573][ T32] r5:85383c00 r4:8291a680 [ 1325.989613][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.989723][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.989845][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf25e08 [ 1325.989911][ T32] r4:00000000 [ 1325.989993][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.990084][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.990181][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.990332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8280 [ 1325.990394][ T32] r4:00000000 [ 1325.990438][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.990551][ T32] r9:83018205 r8:85383c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1325.990638][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.990766][ T32] r5:00001000 r4:dff13000 [ 1325.990817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.990930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.991028][ T32] r5:852bfb8c r4:852bf800 [ 1325.991071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.991191][ T32] r7:ddde2d80 r6:83018200 r5:852bfb8c r4:8530ab80 [ 1325.991243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.991343][ T32] r10:61c88647 r9:85383c00 r8:8530abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.991393][ T32] r4:8530ab80 [ 1325.991435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.991541][ T32] r10:00000000 r9:8530ab80 r8:80287e08 r7:eaf15e60 r6:8521a080 r5:85383c00 [ 1325.991589][ T32] r4:00000001 [ 1325.991648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.991740][ T32] Exception stack(0xeaf25fb0 to 0xeaf25ff8) [ 1325.991804][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.991866][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.991934][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.991997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.992047][ T32] r4:852cfa40 [ 1325.993309][ T32] INFO: task kworker/1:425:4464 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1325.993407][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.993559][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.993681][ T32] Call trace: [ 1325.993809][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.993941][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1325.993998][ T32] r4:00000000 [ 1325.994044][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.994130][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.008179][ T32] dd20: b3d0a000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.008373][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.008452][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.008541][ T32] r5:80070113 r4:80239bb0 [ 1326.008613][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.008791][ T32] r4:82ac21e4 [ 1326.008876][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.009007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.009061][ T32] r4:eae7ddc0 [ 1326.009105][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.009208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.009260][ T32] r4:00000000 [ 1326.009319][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.009426][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.009529][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.009637][ T32] r5:00001000 r4:ed8b3000 [ 1326.009709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.009829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.009943][ T32] r5:85cd538c r4:85cd5000 [ 1326.009994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.010116][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.010168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.010273][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.010320][ T32] r4:8530a300 [ 1326.010363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.010480][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.010539][ T32] r4:00000001 [ 1326.010605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.010715][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.010835][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.010986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.011055][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.011120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.011168][ T32] r4:8530e480 [ 1326.011220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.011332][ T32] INFO: task kworker/0:250:4476 blocked for more than 452 seconds. [ 1326.011411][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.011479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.011561][ T32] task:kworker/0:250 state:D stack:0 pid:4476 tgid:4476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.011737][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.011833][ T32] Call trace: [ 1326.011922][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.012038][ T32] r10:8291a684 r9:eaf5dd84 r8:00000002 r7:60000113 r6:eaf5dd8c r5:85380c00 [ 1326.012087][ T32] r4:85380c00 [ 1326.012137][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.012243][ T32] r5:85380c00 r4:8291a680 [ 1326.012288][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.012370][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.012459][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf5de08 [ 1326.012501][ T32] r4:00000000 [ 1326.012542][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.012618][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.012699][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.012791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85217040 [ 1326.012838][ T32] r4:00000000 [ 1326.012882][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.012988][ T32] r9:83018005 r8:85380c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1326.013066][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.013167][ T32] r5:00001000 r4:eaf77000 [ 1326.013208][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.013300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.013392][ T32] r5:8527e78c r4:8527e400 [ 1326.013455][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.013562][ T32] r7:dddced80 r6:83018000 r5:8527e78c r4:8521a580 [ 1326.013607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.013732][ T32] r10:61c88647 r9:85380c00 r8:8521a5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.013787][ T32] r4:8521a580 [ 1326.013846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.013961][ T32] r10:00000000 r9:8521a580 r8:80287e08 r7:eaf51e60 r6:8521a600 r5:85380c00 [ 1326.014029][ T32] r4:00000001 [ 1326.014070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.014213][ T32] Exception stack(0xeaf5dfb0 to 0xeaf5dff8) [ 1326.039805][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.039937][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.040010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.040085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.040138][ T32] r4:85217c40 [ 1326.041411][ T32] INFO: task kworker/0:250:4476 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.041521][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.041680][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.041802][ T32] Call trace: [ 1326.041870][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.042017][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.042073][ T32] r4:00000000 [ 1326.042115][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.042200][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.042264][ T32] dd20: b3f3d000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.042350][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.042442][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.042506][ T32] r5:80070113 r4:80239bb0 [ 1326.042554][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.042658][ T32] r4:82ac21e4 [ 1326.042708][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.042844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.042909][ T32] r4:eae7ddc0 [ 1326.042967][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.043064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.043112][ T32] r4:00000000 [ 1326.043155][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.043271][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.043327][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.043431][ T32] r5:00001000 r4:ed8b3000 [ 1326.043505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.043609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.043706][ T32] r5:85cd538c r4:85cd5000 [ 1326.043748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.043850][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.043913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.044033][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.044103][ T32] r4:8530a300 [ 1326.044155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.055095][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.055178][ T32] r4:00000001 [ 1326.055224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.055343][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.055412][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.055492][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.055572][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.055644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.055693][ T32] r4:8530e480 [ 1326.055788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.055856][ T32] INFO: task kworker/0:251:4479 blocked for more than 452 seconds. [ 1326.055974][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.056065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.056145][ T32] task:kworker/0:251 state:D stack:0 pid:4479 tgid:4479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.056300][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.056423][ T32] Call trace: [ 1326.056489][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.056639][ T32] r10:8291a684 r9:eaf69d84 r8:00000002 r7:60000113 r6:eaf69d8c r5:8534d400 [ 1326.056704][ T32] r4:8534d400 [ 1326.056759][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.056866][ T32] r5:8534d400 r4:8291a680 [ 1326.056923][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.057012][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.057103][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf69e08 [ 1326.057147][ T32] r4:00000000 [ 1326.057186][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.057255][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.057351][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.057450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85217ec0 [ 1326.057500][ T32] r4:00000000 [ 1326.057543][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.057643][ T32] r9:83018005 r8:8534d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1326.057690][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.057796][ T32] r5:00001000 r4:eaf6b000 [ 1326.057859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.057965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.058059][ T32] r5:8527e38c r4:8527e000 [ 1326.058103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.058203][ T32] r7:dddced80 r6:83018000 r5:8527e38c r4:8521a680 [ 1326.058317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.058436][ T32] r10:61c88647 r9:8534d400 r8:8521a6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.058484][ T32] r4:8521a680 [ 1326.058526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.058635][ T32] r10:00000000 r9:8521a680 r8:80287e08 r7:eaf5de60 r6:8521a700 r5:8534d400 [ 1326.058689][ T32] r4:00000001 [ 1326.058767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.058854][ T32] Exception stack(0xeaf69fb0 to 0xeaf69ff8) [ 1326.058954][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.059025][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.059084][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.059161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.059265][ T32] r4:85217cc0 [ 1326.060531][ T32] INFO: task kworker/0:251:4479 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.060620][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.060780][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.060888][ T32] Call trace: [ 1326.060960][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.061073][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.061125][ T32] r4:00000000 [ 1326.061345][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.061446][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.061508][ T32] dd20: b3f3d000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.061572][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.061665][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.061729][ T32] r5:80070113 r4:80239bb0 [ 1326.061773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.061861][ T32] r4:82ac21e4 [ 1326.061911][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.062006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.062056][ T32] r4:eae7ddc0 [ 1326.062134][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.062239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.062290][ T32] r4:00000000 [ 1326.062335][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.062433][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.062481][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.062568][ T32] r5:00001000 r4:ed8b3000 [ 1326.062609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.062694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.062812][ T32] r5:85cd538c r4:85cd5000 [ 1326.062856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.062968][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.063088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.063202][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.063283][ T32] r4:8530a300 [ 1326.063367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.063474][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.063549][ T32] r4:00000001 [ 1326.063602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.063686][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.063744][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.063804][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.063906][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.064119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.064278][ T32] r4:8530e480 [ 1326.098888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.099066][ T32] INFO: task kworker/0:252:4484 blocked for more than 452 seconds. [ 1326.099145][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.099200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.099245][ T32] task:kworker/0:252 state:D stack:0 pid:4484 tgid:4484 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.099402][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.099567][ T32] Call trace: [ 1326.099715][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.099838][ T32] r10:8291a684 r9:eacddd84 r8:00000002 r7:60000013 r6:eacddd8c r5:85350000 [ 1326.099891][ T32] r4:85350000 [ 1326.099946][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.100044][ T32] r5:85350000 r4:8291a680 [ 1326.100167][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.100270][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.100369][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 [ 1326.100418][ T32] r4:00000000 [ 1326.100460][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.100569][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.100662][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.100758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85213280 [ 1326.100907][ T32] r4:00000000 [ 1326.100962][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.101067][ T32] r9:83018005 r8:85350000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1326.101115][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.101203][ T32] r5:00001000 r4:dfa5f000 [ 1326.101332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.101425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.101517][ T32] r5:8527ef8c r4:8527ec00 [ 1326.101560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.101661][ T32] r7:dddced80 r6:83018000 r5:8527ef8c r4:8521a780 [ 1326.101709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.101810][ T32] r10:61c88647 r9:85350000 r8:8521a7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.101860][ T32] r4:8521a780 [ 1326.101908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.102008][ T32] r10:00000000 r9:8521a780 r8:80287e08 r7:eaf5de60 r6:8530ac80 r5:85350000 [ 1326.102056][ T32] r4:00000001 [ 1326.102096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.102172][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) [ 1326.102326][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.102457][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.102523][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.102589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.102675][ T32] r4:85213180 [ 1326.103982][ T32] INFO: task kworker/0:252:4484 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.104067][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.125388][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.125524][ T32] Call trace: [ 1326.125592][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.125716][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.125767][ T32] r4:00000000 [ 1326.125809][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.125896][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.125972][ T32] dd20: b464f000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.126075][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.126171][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.126235][ T32] r5:80070113 r4:80239bb0 [ 1326.126314][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.126415][ T32] r4:82ac21e4 [ 1326.126492][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.126594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.126692][ T32] r4:eae7ddc0 [ 1326.126780][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.126877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.126932][ T32] r4:00000000 [ 1326.126975][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.127112][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.127197][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.127297][ T32] r5:00001000 r4:ed8b3000 [ 1326.127341][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.127426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.127537][ T32] r5:85cd538c r4:85cd5000 [ 1326.127589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.127738][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.127821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.127926][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.127971][ T32] r4:8530a300 [ 1326.128013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.128114][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.128166][ T32] r4:00000001 [ 1326.128272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.128352][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.128412][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.128511][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.128577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.128643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.128691][ T32] r4:8530e480 [ 1326.128774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.128877][ T32] INFO: task kworker/0:253:4485 blocked for more than 452 seconds. [ 1326.128992][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.129046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.129086][ T32] task:kworker/0:253 state:D stack:0 pid:4485 tgid:4485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.129173][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.129276][ T32] Call trace: [ 1326.129388][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.129494][ T32] r10:8291a684 r9:eadb5d84 r8:00000002 r7:60000113 r6:eadb5d8c r5:85351800 [ 1326.129543][ T32] r4:85351800 [ 1326.129585][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.129682][ T32] r5:85351800 r4:8291a680 [ 1326.129724][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.129809][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.129903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb5e08 [ 1326.129952][ T32] r4:00000000 [ 1326.130000][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.130076][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.130148][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.130238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85213380 [ 1326.130324][ T32] r4:00000000 [ 1326.130386][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.130493][ T32] r9:83018005 r8:85351800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1326.130544][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.130638][ T32] r5:00001000 r4:dfb03000 [ 1326.130693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.130817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.130958][ T32] r5:8527f38c r4:8527f000 [ 1326.131021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.131143][ T32] r7:dddced80 r6:83018000 r5:8527f38c r4:8521a800 [ 1326.131223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.131325][ T32] r10:61c88647 r9:85351800 r8:8521a82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.131373][ T32] r4:8521a800 [ 1326.131411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.131542][ T32] r10:00000000 r9:8521a800 r8:80287e08 r7:eacdde60 r6:8530ad00 r5:85351800 [ 1326.131596][ T32] r4:00000001 [ 1326.131660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.131769][ T32] Exception stack(0xeadb5fb0 to 0xeadb5ff8) [ 1326.131835][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.131926][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.131995][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.132057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.132107][ T32] r4:85213180 [ 1326.133383][ T32] INFO: task kworker/0:253:4485 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.133468][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.133591][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.133687][ T32] Call trace: [ 1326.133749][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.133857][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.133931][ T32] r4:00000000 [ 1326.133984][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.134071][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.134131][ T32] dd20: b464f000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.134268][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.155405][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.155503][ T32] r5:80070113 r4:80239bb0 [ 1326.155551][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.155680][ T32] r4:82ac21e4 [ 1326.155726][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.155821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.155873][ T32] r4:eae7ddc0 [ 1326.155963][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.156074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.156124][ T32] r4:00000000 [ 1326.156272][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.156385][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.156432][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.156627][ T32] r5:00001000 r4:ed8b3000 [ 1326.156686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.156777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.156868][ T32] r5:85cd538c r4:85cd5000 [ 1326.156920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.157022][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.157069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.157171][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.157221][ T32] r4:8530a300 [ 1326.157265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.157400][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.157466][ T32] r4:00000001 [ 1326.157510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.157595][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.157659][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.157724][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.157785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.157855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.157913][ T32] r4:8530e480 [ 1326.157968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.158032][ T32] INFO: task kworker/0:254:4486 blocked for more than 452 seconds. [ 1326.158101][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.158156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.158202][ T32] task:kworker/0:254 state:D stack:0 pid:4486 tgid:4486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.158379][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.158524][ T32] Call trace: [ 1326.158634][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.158833][ T32] r10:8291a684 r9:eade9d84 r8:00000002 r7:60000113 r6:eade9d8c r5:85353c00 [ 1326.158891][ T32] r4:85353c00 [ 1326.158986][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.159125][ T32] r5:85353c00 r4:8291a680 [ 1326.159179][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.159350][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.159457][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade9e08 [ 1326.159586][ T32] r4:00000000 [ 1326.159638][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.159725][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.159842][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.159968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85213500 [ 1326.160027][ T32] r4:00000000 [ 1326.160081][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.160217][ T32] r9:83018005 r8:85353c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1326.160306][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.160401][ T32] r5:00001000 r4:dfde9000 [ 1326.160548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.160665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.160761][ T32] r5:8527f78c r4:8527f400 [ 1326.160808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.160908][ T32] r7:dddced80 r6:83018000 r5:8527f78c r4:8521a880 [ 1326.160951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.161049][ T32] r10:61c88647 r9:85353c00 r8:8521a8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.161093][ T32] r4:8521a880 [ 1326.161129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.161228][ T32] r10:00000000 r9:8521a880 r8:80287e08 r7:eadb5e60 r6:8530ad80 r5:85353c00 [ 1326.161273][ T32] r4:00000001 [ 1326.161343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.161427][ T32] Exception stack(0xeade9fb0 to 0xeade9ff8) [ 1326.161488][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.161593][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.161675][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.161801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.161856][ T32] r4:85213180 [ 1326.163169][ T32] INFO: task kworker/0:254:4486 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.163250][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.163382][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.163476][ T32] Call trace: [ 1326.163537][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.163649][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.163710][ T32] r4:00000000 [ 1326.163753][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.163839][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.163910][ T32] dd20: b4850000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.164022][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.164086][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.164258][ T32] r5:80070113 r4:80239bb0 [ 1326.185269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.185428][ T32] r4:82ac21e4 [ 1326.185479][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.185578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.185626][ T32] r4:eae7ddc0 [ 1326.185669][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.185830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.185886][ T32] r4:00000000 [ 1326.185939][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.186068][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.186155][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.186259][ T32] r5:00001000 r4:ed8b3000 [ 1326.186304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.186390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.186478][ T32] r5:85cd538c r4:85cd5000 [ 1326.186519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.186619][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.186664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.186822][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.186876][ T32] r4:8530a300 [ 1326.186929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.187068][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.187122][ T32] r4:00000001 [ 1326.187164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.187254][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.187359][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.187434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.187498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.187580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.187668][ T32] r4:8530e480 [ 1326.187725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.187782][ T32] INFO: task kworker/0:255:4487 blocked for more than 452 seconds. [ 1326.187845][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.187895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.187945][ T32] task:kworker/0:255 state:D stack:0 pid:4487 tgid:4487 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.188055][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.188148][ T32] Call trace: [ 1326.188213][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.188358][ T32] r10:8291a684 r9:eae5dd84 r8:00000002 r7:60000113 r6:eae5dd8c r5:85355400 [ 1326.188415][ T32] r4:85355400 [ 1326.188498][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.188602][ T32] r5:85355400 r4:8291a680 [ 1326.188679][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.188771][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.188890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 [ 1326.188955][ T32] r4:00000000 [ 1326.189024][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.189108][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.189225][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.189324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531b3c0 [ 1326.189372][ T32] r4:00000000 [ 1326.189416][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.189511][ T32] r9:83018005 r8:85355400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1326.189557][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.189643][ T32] r5:00001000 r4:eac8d000 [ 1326.189697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.189784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.189906][ T32] r5:8527fb8c r4:8527f800 [ 1326.189968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.190068][ T32] r7:dddced80 r6:83018000 r5:8527fb8c r4:8521a900 [ 1326.190117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.190220][ T32] r10:61c88647 r9:85355400 r8:8521a92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.190270][ T32] r4:8521a900 [ 1326.190308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.190400][ T32] r10:00000000 r9:8521a900 r8:80287e08 r7:eade9e60 r6:8530ae00 r5:85355400 [ 1326.190476][ T32] r4:00000001 [ 1326.190561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.190691][ T32] Exception stack(0xeae5dfb0 to 0xeae5dff8) [ 1326.190795][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.190888][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.191043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.191121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.191172][ T32] r4:85213180 [ 1326.192449][ T32] INFO: task kworker/0:255:4487 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.192533][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.192665][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.192783][ T32] Call trace: [ 1326.192853][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.192969][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.193013][ T32] r4:00000000 [ 1326.193114][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.193201][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.193293][ T32] dd20: b4a75000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.193357][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.193434][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.193521][ T32] r5:80070113 r4:80239bb0 [ 1326.193565][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.193661][ T32] r4:82ac21e4 [ 1326.193705][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.193796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.193837][ T32] r4:eae7ddc0 [ 1326.193939][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.194052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.194133][ T32] r4:00000000 [ 1326.194253][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.218366][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.218457][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.218599][ T32] r5:00001000 r4:ed8b3000 [ 1326.218646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.218738][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.218852][ T32] r5:85cd538c r4:85cd5000 [ 1326.218903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.219006][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.219088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.219231][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.219286][ T32] r4:8530a300 [ 1326.219332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.219435][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.219484][ T32] r4:00000001 [ 1326.219565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.219695][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.219804][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.219911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.219979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.220043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.220103][ T32] r4:8530e480 [ 1326.220156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.220212][ T32] INFO: task kworker/0:256:4489 blocked for more than 452 seconds. [ 1326.220278][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.220330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.220462][ T32] task:kworker/0:256 state:D stack:0 pid:4489 tgid:4489 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.220670][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.220798][ T32] Call trace: [ 1326.220872][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.220991][ T32] r10:8291a684 r9:eae71d84 r8:00000002 r7:60000113 r6:eae71d8c r5:85356000 [ 1326.221075][ T32] r4:85356000 [ 1326.221125][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.221219][ T32] r5:85356000 r4:8291a680 [ 1326.221288][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.221412][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.221517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae71e08 [ 1326.221623][ T32] r4:00000000 [ 1326.221677][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.221752][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.221877][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.221986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531b5c0 [ 1326.222032][ T32] r4:00000000 [ 1326.222069][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.222157][ T32] r9:83018005 r8:85356000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1326.222198][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.222277][ T32] r5:00001000 r4:eace5000 [ 1326.222315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.222388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.222506][ T32] r5:8527ff8c r4:8527fc00 [ 1326.222549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.222667][ T32] r7:dddced80 r6:83018000 r5:8527ff8c r4:8521a980 [ 1326.222711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.222865][ T32] r10:61c88647 r9:85356000 r8:8521a9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.222920][ T32] r4:8521a980 [ 1326.222958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.223049][ T32] r10:00000000 r9:8521a980 r8:80287e08 r7:eae5de60 r6:8530ae80 r5:85356000 [ 1326.223125][ T32] r4:00000001 [ 1326.223168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.223243][ T32] Exception stack(0xeae71fb0 to 0xeae71ff8) [ 1326.223417][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.223495][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.223552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.223616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.223671][ T32] r4:85213180 [ 1326.249045][ T32] INFO: task kworker/0:256:4489 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.249274][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.249490][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.249612][ T32] Call trace: [ 1326.249685][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.249835][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.249893][ T32] r4:00000000 [ 1326.249944][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.250030][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.250092][ T32] dd20: b4e52000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.250153][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.250205][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.250255][ T32] r5:80070113 r4:80239bb0 [ 1326.250294][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.250378][ T32] r4:82ac21e4 [ 1326.250438][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.250535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.250585][ T32] r4:eae7ddc0 [ 1326.250627][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.250724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.250798][ T32] r4:00000000 [ 1326.250844][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.250949][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.251042][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.251147][ T32] r5:00001000 r4:ed8b3000 [ 1326.251187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.251335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.251451][ T32] r5:85cd538c r4:85cd5000 [ 1326.251500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.251616][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.251663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.251856][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.251953][ T32] r4:8530a300 [ 1326.252045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.252163][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.252226][ T32] r4:00000001 [ 1326.252272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.252354][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.252413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.252548][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.252616][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.252726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.252798][ T32] r4:8530e480 [ 1326.252855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.252943][ T32] INFO: task kworker/1:427:4490 blocked for more than 452 seconds. [ 1326.253014][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.253070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.253117][ T32] task:kworker/1:427 state:D stack:0 pid:4490 tgid:4490 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.253264][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.253385][ T32] Call trace: [ 1326.253456][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.253560][ T32] r10:8291a684 r9:eae85d84 r8:00000002 r7:60000113 r6:eae85d8c r5:85353000 [ 1326.253612][ T32] r4:85353000 [ 1326.253701][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.253807][ T32] r5:85353000 r4:8291a680 [ 1326.253855][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.253955][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.254054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae85e08 [ 1326.254105][ T32] r4:00000000 [ 1326.254157][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.254237][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.273126][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.273294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8380 [ 1326.273345][ T32] r4:00000000 [ 1326.273390][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.273497][ T32] r9:83018205 r8:85353000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1326.273547][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.273643][ T32] r5:00001000 r4:dff67000 [ 1326.273710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.273795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.273909][ T32] r5:852bff8c r4:852bfc00 [ 1326.273978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.274084][ T32] r7:ddde2d80 r6:83018200 r5:852bff8c r4:8530af00 [ 1326.274128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.285152][ T32] r10:61c88647 r9:85353000 r8:8530af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.285355][ T32] r4:8530af00 [ 1326.285406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.285528][ T32] r10:00000000 r9:8530af00 r8:80287e08 r7:eaf25e60 r6:8530af80 r5:85353000 [ 1326.285567][ T32] r4:00000001 [ 1326.285602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.285681][ T32] Exception stack(0xeae85fb0 to 0xeae85ff8) [ 1326.285749][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.285814][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.285889][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.285971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.286019][ T32] r4:853149c0 [ 1326.287373][ T32] INFO: task kworker/1:427:4490 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.287466][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.287643][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.287764][ T32] Call trace: [ 1326.287828][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.287955][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.288004][ T32] r4:00000000 [ 1326.288048][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.288136][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.288196][ T32] dd20: b515e000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.288251][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.288297][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.288344][ T32] r5:80070113 r4:80239bb0 [ 1326.288389][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.288488][ T32] r4:82ac21e4 [ 1326.288539][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.288711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.288779][ T32] r4:eae7ddc0 [ 1326.288821][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.288925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.288974][ T32] r4:00000000 [ 1326.289020][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.289123][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.289168][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.289260][ T32] r5:00001000 r4:ed8b3000 [ 1326.289302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.289388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.289496][ T32] r5:85cd538c r4:85cd5000 [ 1326.289577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.289692][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.289772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.289884][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.289941][ T32] r4:8530a300 [ 1326.290033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.290169][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.290227][ T32] r4:00000001 [ 1326.290304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.290397][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.290478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.290534][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.290616][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.290675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.290715][ T32] r4:8530e480 [ 1326.290811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.290865][ T32] INFO: task kworker/1:428:4492 blocked for more than 452 seconds. [ 1326.290958][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.291054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.291129][ T32] task:kworker/1:428 state:D stack:0 pid:4492 tgid:4492 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.291303][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.291456][ T32] Call trace: [ 1326.291562][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.291701][ T32] r10:8291a684 r9:eae4dd84 r8:00000002 r7:60000113 r6:eae4dd8c r5:85356c00 [ 1326.291758][ T32] r4:85356c00 [ 1326.291801][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.291893][ T32] r5:85356c00 r4:8291a680 [ 1326.291943][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.292152][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.292294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 [ 1326.292337][ T32] r4:00000000 [ 1326.292375][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.292440][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.292538][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.292640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8800 [ 1326.292732][ T32] r4:00000000 [ 1326.292779][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.292933][ T32] r9:83018205 r8:85356c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1326.293109][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.293212][ T32] r5:00001000 r4:e0553000 [ 1326.293256][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.293339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.293453][ T32] r5:853b0b8c r4:853b0800 [ 1326.293495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.293582][ T32] r7:ddde2d80 r6:83018200 r5:853b0b8c r4:8530a280 [ 1326.293671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.293770][ T32] r10:61c88647 r9:85356c00 r8:8530a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.293856][ T32] r4:8530a280 [ 1326.293947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.294083][ T32] r10:00000000 r9:8530a280 r8:80287e08 r7:eae85e60 r6:851f7000 r5:85356c00 [ 1326.294132][ T32] r4:00000001 [ 1326.294170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.319306][ T32] Exception stack(0xeae4dfb0 to 0xeae4dff8) [ 1326.319421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.319490][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.319548][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.319619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.319679][ T32] r4:851f8300 [ 1326.320988][ T32] INFO: task kworker/1:428:4492 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.321101][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.321260][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.321450][ T32] Call trace: [ 1326.321529][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.321647][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.321770][ T32] r4:00000000 [ 1326.321825][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.321924][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.321984][ T32] dd20: b533e000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.322041][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.322090][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.322137][ T32] r5:80070113 r4:80239bb0 [ 1326.322175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.322256][ T32] r4:82ac21e4 [ 1326.322295][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.322385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.322426][ T32] r4:eae7ddc0 [ 1326.322465][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.322557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.322604][ T32] r4:00000000 [ 1326.322666][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.322799][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.322848][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.322979][ T32] r5:00001000 r4:ed8b3000 [ 1326.323025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.323103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.323192][ T32] r5:85cd538c r4:85cd5000 [ 1326.323316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.323429][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.323473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.323573][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.323621][ T32] r4:8530a300 [ 1326.323769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.324114][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.324176][ T32] r4:00000001 [ 1326.324319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.345277][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.345392][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.345460][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.345519][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.345591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.345642][ T32] r4:8530e480 [ 1326.345703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.345764][ T32] INFO: task kworker/1:429:4494 blocked for more than 452 seconds. [ 1326.345872][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.345974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.346027][ T32] task:kworker/1:429 state:D stack:0 pid:4494 tgid:4494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.346279][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.346642][ T32] Call trace: [ 1326.346761][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.346887][ T32] r10:8291a684 r9:eaf75d84 r8:00000002 r7:60000013 r6:eaf75d8c r5:85354800 [ 1326.346948][ T32] r4:85354800 [ 1326.347054][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.347158][ T32] r5:85354800 r4:8291a680 [ 1326.347203][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.347281][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.347371][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf75e08 [ 1326.347419][ T32] r4:00000000 [ 1326.347459][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.347533][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.347619][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.347794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8500 [ 1326.347853][ T32] r4:00000000 [ 1326.347907][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.348011][ T32] r9:83018205 r8:85354800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.348062][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.348153][ T32] r5:00001000 r4:e0077000 [ 1326.348240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.348333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.348421][ T32] r5:853b038c r4:853b0000 [ 1326.348502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.348665][ T32] r7:ddde2d80 r6:83018200 r5:853b038c r4:851f7080 [ 1326.348762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.348875][ T32] r10:61c88647 r9:85354800 r8:851f70ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.349013][ T32] r4:851f7080 [ 1326.349182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.349294][ T32] r10:00000000 r9:851f7080 r8:80287e08 r7:eae4de60 r6:851f7100 r5:85354800 [ 1326.349417][ T32] r4:00000001 [ 1326.349505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.349644][ T32] Exception stack(0xeaf75fb0 to 0xeaf75ff8) [ 1326.349733][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.349845][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.349930][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.350048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.350108][ T32] r4:851f8440 [ 1326.351445][ T32] INFO: task kworker/1:429:4494 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.351575][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.351785][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.351888][ T32] Call trace: [ 1326.352022][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.352142][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.352192][ T32] r4:00000000 [ 1326.352235][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.352352][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.352566][ T32] dd20: b5534000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.352652][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.352710][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.352764][ T32] r5:80070113 r4:80239bb0 [ 1326.352805][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.352928][ T32] r4:82ac21e4 [ 1326.353044][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.353246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.353358][ T32] r4:eae7ddc0 [ 1326.353407][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.353565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.353692][ T32] r4:00000000 [ 1326.353745][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.353845][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.353973][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.354280][ T32] r5:00001000 r4:ed8b3000 [ 1326.375148][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.375313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.375412][ T32] r5:85cd538c r4:85cd5000 [ 1326.375600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.375735][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.375814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.375970][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.376031][ T32] r4:8530a300 [ 1326.376078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.376184][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.376236][ T32] r4:00000001 [ 1326.376279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.376363][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.376431][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.376493][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.376550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.376647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.376735][ T32] r4:8530e480 [ 1326.376792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.376906][ T32] INFO: task kworker/1:430:4497 blocked for more than 452 seconds. [ 1326.376985][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.377076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.377136][ T32] task:kworker/1:430 state:D stack:0 pid:4497 tgid:4497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.377317][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.377459][ T32] Call trace: [ 1326.377528][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.377640][ T32] r10:8291a684 r9:eaed5d84 r8:00000002 r7:60000013 r6:eaed5d8c r5:85352400 [ 1326.377722][ T32] r4:85352400 [ 1326.377773][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.377866][ T32] r5:85352400 r4:8291a680 [ 1326.377917][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.378002][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.378088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed5e08 [ 1326.378136][ T32] r4:00000000 [ 1326.378176][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.378250][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.378335][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.378429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8680 [ 1326.378486][ T32] r4:00000000 [ 1326.378536][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.378679][ T32] r9:83018205 r8:85352400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1326.378738][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.378862][ T32] r5:00001000 r4:e00cf000 [ 1326.378912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.379022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.379157][ T32] r5:853b078c r4:853b0400 [ 1326.379248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.379369][ T32] r7:ddde2d80 r6:83018200 r5:853b078c r4:851f7180 [ 1326.379413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.379548][ T32] r10:61c88647 r9:85352400 r8:851f71ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.379604][ T32] r4:851f7180 [ 1326.379665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.379723][ T32] r10:00000000 r9:851f7180 r8:80287e08 r7:eae4de60 r6:851f7200 r5:85352400 [ 1326.379747][ T32] r4:00000001 [ 1326.379767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.379844][ T32] Exception stack(0xeaed5fb0 to 0xeaed5ff8) [ 1326.379895][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.379968][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.380070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.380137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.380195][ T32] r4:851f8480 [ 1326.381486][ T32] INFO: task kworker/1:430:4497 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.381599][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.381750][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.381892][ T32] Call trace: [ 1326.381982][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.382095][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.382154][ T32] r4:00000000 [ 1326.382199][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.382294][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.382368][ T32] dd20: b56c5000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.382440][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.382519][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.382590][ T32] r5:80070113 r4:80239bb0 [ 1326.382638][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.382734][ T32] r4:82ac21e4 [ 1326.382802][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.382916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.382966][ T32] r4:eae7ddc0 [ 1326.383009][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.383150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.383232][ T32] r4:00000000 [ 1326.383283][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.383389][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.383434][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.383528][ T32] r5:00001000 r4:ed8b3000 [ 1326.383577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.383669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.383773][ T32] r5:85cd538c r4:85cd5000 [ 1326.383818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.383934][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.383984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.384092][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.384205][ T32] r4:8530a300 [ 1326.413495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.413708][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.413770][ T32] r4:00000001 [ 1326.413813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.413931][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.414015][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.414101][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.414205][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.425147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.425232][ T32] r4:8530e480 [ 1326.425283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.425340][ T32] INFO: task kworker/1:431:4498 blocked for more than 452 seconds. [ 1326.425401][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.425453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.425496][ T32] task:kworker/1:431 state:D stack:0 pid:4498 tgid:4498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.425635][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.425751][ T32] Call trace: [ 1326.425815][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.425935][ T32] r10:8291a684 r9:eaf85d84 r8:00000002 r7:60000113 r6:eaf85d8c r5:85302400 [ 1326.426016][ T32] r4:85302400 [ 1326.426065][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.426154][ T32] r5:85302400 r4:8291a680 [ 1326.426195][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.426407][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.426506][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf85e08 [ 1326.426551][ T32] r4:00000000 [ 1326.426622][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.426701][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.426804][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.426927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8980 [ 1326.426979][ T32] r4:00000000 [ 1326.427019][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.427137][ T32] r9:83018205 r8:85302400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.427236][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.427330][ T32] r5:00001000 r4:e05a9000 [ 1326.427372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.427466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.427555][ T32] r5:853b0f8c r4:853b0c00 [ 1326.427596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.427695][ T32] r7:ddde2d80 r6:83018200 r5:853b0f8c r4:851f7280 [ 1326.427768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.427872][ T32] r10:61c88647 r9:85302400 r8:851f72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.427941][ T32] r4:851f7280 [ 1326.428040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.428167][ T32] r10:00000000 r9:851f7280 r8:80287e08 r7:eae4de60 r6:851f7300 r5:85302400 [ 1326.428249][ T32] r4:00000001 [ 1326.428299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.428400][ T32] Exception stack(0xeaf85fb0 to 0xeaf85ff8) [ 1326.428467][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.428531][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.428593][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.428693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.428748][ T32] r4:851f8740 [ 1326.430046][ T32] INFO: task kworker/1:431:4498 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.430147][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.430256][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.430337][ T32] Call trace: [ 1326.430391][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.430523][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.430589][ T32] r4:00000000 [ 1326.430635][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.430716][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.430815][ T32] dd20: b5b63000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.430908][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.430963][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.431013][ T32] r5:80070113 r4:80239bb0 [ 1326.431057][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.431141][ T32] r4:82ac21e4 [ 1326.431183][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.431272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.431331][ T32] r4:eae7ddc0 [ 1326.431387][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.431476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.431522][ T32] r4:00000000 [ 1326.431575][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.431673][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.431742][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.431848][ T32] r5:00001000 r4:ed8b3000 [ 1326.431924][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.432017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.432106][ T32] r5:85cd538c r4:85cd5000 [ 1326.432172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.432281][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.432327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.432442][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.432494][ T32] r4:8530a300 [ 1326.432536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.432636][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.432703][ T32] r4:00000001 [ 1326.432776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.432871][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.432939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.433002][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.433060][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.433123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.433168][ T32] r4:8530e480 [ 1326.433208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.433257][ T32] INFO: task kworker/1:432:4501 blocked for more than 452 seconds. [ 1326.433316][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.433367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.433409][ T32] task:kworker/1:432 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.433504][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.433628][ T32] Call trace: [ 1326.433759][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.433865][ T32] r10:8291a684 r9:eaf89d84 r8:00000002 r7:60000113 r6:eaf89d8c r5:85358000 [ 1326.433921][ T32] r4:85358000 [ 1326.434003][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.434102][ T32] r5:85358000 r4:8291a680 [ 1326.434162][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.455144][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.455440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 [ 1326.455501][ T32] r4:00000000 [ 1326.455584][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.455675][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.455766][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.455905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520d0c0 [ 1326.455993][ T32] r4:00000000 [ 1326.456045][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.456153][ T32] r9:83018205 r8:85358000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1326.456204][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.456304][ T32] r5:00001000 r4:e0701000 [ 1326.456349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.456438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.456532][ T32] r5:853b1f8c r4:853b1c00 [ 1326.456578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.456688][ T32] r7:ddde2d80 r6:83018200 r5:853b1f8c r4:851f7380 [ 1326.456734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.456838][ T32] r10:61c88647 r9:85358000 r8:851f73ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.456888][ T32] r4:851f7380 [ 1326.456943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.457113][ T32] r10:00000000 r9:851f7380 r8:80287e08 r7:eaf85e60 r6:851f7400 r5:85358000 [ 1326.457166][ T32] r4:00000001 [ 1326.457243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.457360][ T32] Exception stack(0xeaf89fb0 to 0xeaf89ff8) [ 1326.457433][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.457530][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.457594][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.457659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.457710][ T32] r4:851f8780 [ 1326.459013][ T32] INFO: task kworker/1:432:4501 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.459100][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.459295][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.459440][ T32] Call trace: [ 1326.459604][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.459731][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.459783][ T32] r4:00000000 [ 1326.459830][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.459926][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.459992][ T32] dd20: b5d3e000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.460058][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.460116][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.460170][ T32] r5:80070113 r4:80239bb0 [ 1326.460216][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.460339][ T32] r4:82ac21e4 [ 1326.460388][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.460539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.460594][ T32] r4:eae7ddc0 [ 1326.460637][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.460767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.460820][ T32] r4:00000000 [ 1326.460865][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.461040][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.461091][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.461187][ T32] r5:00001000 r4:ed8b3000 [ 1326.461234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.461384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.461543][ T32] r5:85cd538c r4:85cd5000 [ 1326.461594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.461761][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.461815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.461927][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.461978][ T32] r4:8530a300 [ 1326.462024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.462125][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.462176][ T32] r4:00000001 [ 1326.462220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.462301][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.462383][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.462482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.462546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.462645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.462757][ T32] r4:8530e480 [ 1326.462876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.462951][ T32] INFO: task kworker/1:433:4503 blocked for more than 452 seconds. [ 1326.463053][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.463113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.463158][ T32] task:kworker/1:433 state:D stack:0 pid:4503 tgid:4503 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.463289][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.463408][ T32] Call trace: [ 1326.463487][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.463698][ T32] r10:8291a684 r9:eaf91d84 r8:00000002 r7:60000113 r6:eaf91d8c r5:85359800 [ 1326.463765][ T32] r4:85359800 [ 1326.463832][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.463934][ T32] r5:85359800 r4:8291a680 [ 1326.463979][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.464065][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.485175][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 [ 1326.485257][ T32] r4:00000000 [ 1326.485313][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.485401][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.485451][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.485500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8ac0 [ 1326.485557][ T32] r4:00000000 [ 1326.485605][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.485715][ T32] r9:83018205 r8:85359800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1326.485790][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.485869][ T32] r5:00001000 r4:e063e000 [ 1326.485893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.485972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.486048][ T32] r5:853b138c r4:853b1000 [ 1326.486074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.486141][ T32] r7:ddde2d80 r6:83018200 r5:853b138c r4:851f7480 [ 1326.486165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.486218][ T32] r10:61c88647 r9:85359800 r8:851f74ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.486240][ T32] r4:851f7480 [ 1326.486284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.486339][ T32] r10:00000000 r9:851f7480 r8:80287e08 r7:eaf89e60 r6:851f7500 r5:85359800 [ 1326.486363][ T32] r4:00000001 [ 1326.486383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.486424][ T32] Exception stack(0xeaf91fb0 to 0xeaf91ff8) [ 1326.486486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.486521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.486550][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.486582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.486628][ T32] r4:851f8780 [ 1326.487402][ T32] INFO: task kworker/1:433:4503 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.487447][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.487549][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.487611][ T32] Call trace: [ 1326.487687][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.487745][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.487769][ T32] r4:00000000 [ 1326.487789][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.487831][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.487861][ T32] dd20: b608e000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.487891][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.487946][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.487976][ T32] r5:80070113 r4:80239bb0 [ 1326.487997][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.488041][ T32] r4:82ac21e4 [ 1326.488061][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.488130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.488157][ T32] r4:eae7ddc0 [ 1326.488177][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.488223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.488247][ T32] r4:00000000 [ 1326.488267][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.488315][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.488348][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.488480][ T32] r5:00001000 r4:ed8b3000 [ 1326.488504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.488548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.488593][ T32] r5:85cd538c r4:85cd5000 [ 1326.488640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.488699][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.488720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.488771][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.488819][ T32] r4:8530a300 [ 1326.488844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.488895][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.488942][ T32] r4:00000001 [ 1326.488964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.489019][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.489049][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.489079][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.489144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.489178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.489250][ T32] r4:8530e480 [ 1326.489275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.489315][ T32] INFO: task kworker/1:434:4504 blocked for more than 453 seconds. [ 1326.489349][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.489375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.489397][ T32] task:kworker/1:434 state:D stack:0 pid:4504 tgid:4504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.489468][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.489537][ T32] Call trace: [ 1326.489571][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.489648][ T32] r10:8291a684 r9:eaf95d84 r8:00000002 r7:60000013 r6:eaf95d8c r5:8535a400 [ 1326.489698][ T32] r4:8535a400 [ 1326.489722][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.489770][ T32] r5:8535a400 r4:8291a680 [ 1326.489790][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.489836][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.489900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 [ 1326.489954][ T32] r4:00000000 [ 1326.489977][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.490015][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.490053][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.490098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8e40 [ 1326.490131][ T32] r4:00000000 [ 1326.490165][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.490242][ T32] r9:83018205 r8:8535a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1326.490267][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.490325][ T32] r5:00001000 r4:e0679000 [ 1326.490348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.490413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.490463][ T32] r5:853b178c r4:853b1400 [ 1326.490484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.490558][ T32] r7:ddde2d80 r6:83018200 r5:853b178c r4:851f7580 [ 1326.490582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.490646][ T32] r10:61c88647 r9:8535a400 r8:851f75ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.490672][ T32] r4:851f7580 [ 1326.490715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.490815][ T32] r10:00000000 r9:851f7580 r8:80287e08 r7:eaf89e60 r6:851f7600 r5:8535a400 [ 1326.490841][ T32] r4:00000001 [ 1326.490882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.490947][ T32] Exception stack(0xeaf95fb0 to 0xeaf95ff8) [ 1326.491012][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.491045][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.491073][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.491127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.491153][ T32] r4:851f8b80 [ 1326.491557][ T32] INFO: task kworker/1:434:4504 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.491615][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.491731][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.491778][ T32] Call trace: [ 1326.491808][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.491866][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.491890][ T32] r4:00000000 [ 1326.491918][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.491961][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.491992][ T32] dd20: b608e000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.492022][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.492048][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.492072][ T32] r5:80070113 r4:80239bb0 [ 1326.492092][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.492134][ T32] r4:82ac21e4 [ 1326.492154][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.492232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.492260][ T32] r4:eae7ddc0 [ 1326.492282][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.492329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.492382][ T32] r4:00000000 [ 1326.492407][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.492457][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.492478][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.492524][ T32] r5:00001000 r4:ed8b3000 [ 1326.492544][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.492585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.492667][ T32] r5:85cd538c r4:85cd5000 [ 1326.492709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.492796][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.492844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.492921][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.492949][ T32] r4:8530a300 [ 1326.492997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.493053][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.493088][ T32] r4:00000001 [ 1326.493110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.493164][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.493195][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.493227][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.493255][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.493310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.493363][ T32] r4:8530e480 [ 1326.493388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.493414][ T32] INFO: task kworker/1:435:4506 blocked for more than 453 seconds. [ 1326.493442][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.493468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.493489][ T32] task:kworker/1:435 state:D stack:0 pid:4506 tgid:4506 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.493594][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.493669][ T32] Call trace: [ 1326.493718][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.493807][ T32] r10:8291a684 r9:eaf99d84 r8:00000002 r7:60000113 r6:eaf99d8c r5:85358c00 [ 1326.493858][ T32] r4:85358c00 [ 1326.493882][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.493940][ T32] r5:85358c00 r4:8291a680 [ 1326.493986][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.494038][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.494111][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf99e08 [ 1326.494138][ T32] r4:00000000 [ 1326.494159][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.516885][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.517047][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.517101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8f00 [ 1326.517153][ T32] r4:00000000 [ 1326.517192][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.517275][ T32] r9:83018205 r8:85358c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1326.517326][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.517379][ T32] r5:00001000 r4:e06d7000 [ 1326.517462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.517542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.517593][ T32] r5:853b1b8c r4:853b1800 [ 1326.517638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.517696][ T32] r7:ddde2d80 r6:83018200 r5:853b1b8c r4:851f7680 [ 1326.517741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.517821][ T32] r10:61c88647 r9:85358c00 r8:851f76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.517873][ T32] r4:851f7680 [ 1326.517902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.517956][ T32] r10:00000000 r9:851f7680 r8:80287e08 r7:eaf89e60 r6:851f7700 r5:85358c00 [ 1326.517980][ T32] r4:00000001 [ 1326.518000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.518100][ T32] Exception stack(0xeaf99fb0 to 0xeaf99ff8) [ 1326.518168][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.518256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.518329][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.518421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.518495][ T32] r4:851f8d40 [ 1326.519449][ T32] INFO: task kworker/1:435:4506 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.519529][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.519637][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.519688][ T32] Call trace: [ 1326.519720][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.519781][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.519808][ T32] r4:00000000 [ 1326.519828][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.519871][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.519915][ T32] dd20: b64e5000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.519979][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.520017][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.520044][ T32] r5:80070113 r4:80239bb0 [ 1326.520065][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.520133][ T32] r4:82ac21e4 [ 1326.520181][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.520232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.520255][ T32] r4:eae7ddc0 [ 1326.520300][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.520351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.520375][ T32] r4:00000000 [ 1326.520420][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.520479][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.520504][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.520551][ T32] r5:00001000 r4:ed8b3000 [ 1326.520571][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.520615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.520661][ T32] r5:85cd538c r4:85cd5000 [ 1326.520704][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.520760][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.520782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.520869][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.520901][ T32] r4:8530a300 [ 1326.520923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.520986][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.521013][ T32] r4:00000001 [ 1326.521032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.521071][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.521123][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.521157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.521184][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.521239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.521266][ T32] r4:8530e480 [ 1326.521312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.521347][ T32] INFO: task kworker/1:436:4509 blocked for more than 453 seconds. [ 1326.521394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.521425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.521457][ T32] task:kworker/1:436 state:D stack:0 pid:4509 tgid:4509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.521518][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.521561][ T32] Call trace: [ 1326.521633][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.521688][ T32] r10:8291a684 r9:eafa5d84 r8:00000002 r7:60000113 r6:eafa5d8c r5:84792400 [ 1326.521712][ T32] r4:84792400 [ 1326.521733][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.521791][ T32] r5:84792400 r4:8291a680 [ 1326.521839][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.521885][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.521941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa5e08 [ 1326.521970][ T32] r4:00000000 [ 1326.521991][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.522062][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.522104][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.522150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520d600 [ 1326.522173][ T32] r4:00000000 [ 1326.522192][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.522238][ T32] r9:83018205 r8:84792400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1326.522310][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.522457][ T32] r5:00001000 r4:e0819000 [ 1326.522481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.522526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.522571][ T32] r5:853b2b8c r4:853b2800 [ 1326.522618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.522677][ T32] r7:ddde2d80 r6:83018200 r5:853b2b8c r4:851f7780 [ 1326.522722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.522844][ T32] r10:61c88647 r9:84792400 r8:851f77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.522879][ T32] r4:851f7780 [ 1326.522927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.523026][ T32] r10:00000000 r9:851f7780 r8:80287e08 r7:eaf89e60 r6:8521aa00 r5:84792400 [ 1326.523052][ T32] r4:00000001 [ 1326.523072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.523111][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 1326.523143][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.523172][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.523199][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.523229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.523262][ T32] r4:8520d280 [ 1326.523716][ T32] INFO: task kworker/1:436:4509 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.523756][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.523845][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.523963][ T32] Call trace: [ 1326.524012][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.524103][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.524216][ T32] r4:00000000 [ 1326.545199][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.545394][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.545467][ T32] dd20: b67b2000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.545526][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.545595][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.545665][ T32] r5:80070113 r4:80239bb0 [ 1326.545713][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.545799][ T32] r4:82ac21e4 [ 1326.545838][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.545973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.546026][ T32] r4:eae7ddc0 [ 1326.546071][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.546181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.546230][ T32] r4:00000000 [ 1326.546291][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.546457][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.546506][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.546600][ T32] r5:00001000 r4:ed8b3000 [ 1326.546657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.546822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.546922][ T32] r5:85cd538c r4:85cd5000 [ 1326.546990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.547094][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.547168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.547277][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.547321][ T32] r4:8530a300 [ 1326.547388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.547489][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.547574][ T32] r4:00000001 [ 1326.547620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.547696][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.547750][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.547808][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.547889][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.547959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.548008][ T32] r4:8530e480 [ 1326.548055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.548112][ T32] INFO: task kworker/1:437:4511 blocked for more than 453 seconds. [ 1326.548174][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.548223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.548267][ T32] task:kworker/1:437 state:D stack:0 pid:4511 tgid:4511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.548378][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.548492][ T32] Call trace: [ 1326.548615][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.548717][ T32] r10:8291a684 r9:eafa9d84 r8:00000002 r7:60000113 r6:eafa9d8c r5:84790000 [ 1326.548763][ T32] r4:84790000 [ 1326.548806][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.548893][ T32] r5:84790000 r4:8291a680 [ 1326.548943][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.549024][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.549114][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 [ 1326.549160][ T32] r4:00000000 [ 1326.549215][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.549290][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.549364][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.549451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520d300 [ 1326.549520][ T32] r4:00000000 [ 1326.549563][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.549658][ T32] r9:83018205 r8:84790000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1326.549722][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.549811][ T32] r5:00001000 r4:e0789000 [ 1326.549932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.550020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.550136][ T32] r5:853b238c r4:853b2000 [ 1326.550190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.550295][ T32] r7:ddde2d80 r6:83018200 r5:853b238c r4:851f7800 [ 1326.550360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.550460][ T32] r10:61c88647 r9:84790000 r8:851f782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.550530][ T32] r4:851f7800 [ 1326.550579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.550693][ T32] r10:00000000 r9:851f7800 r8:80287e08 r7:eafa5e60 r6:8521aa80 r5:84790000 [ 1326.550757][ T32] r4:00000001 [ 1326.550801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.550909][ T32] Exception stack(0xeafa9fb0 to 0xeafa9ff8) [ 1326.550970][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.551030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.551112][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.551204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.551260][ T32] r4:8520d180 [ 1326.552457][ T32] INFO: task kworker/1:437:4511 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.552559][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.552681][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.552796][ T32] Call trace: [ 1326.552862][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.552977][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.553054][ T32] r4:00000000 [ 1326.553100][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.553184][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.553257][ T32] dd20: b67b2000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.553346][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.553432][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.553487][ T32] r5:80070113 r4:80239bb0 [ 1326.553543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.553641][ T32] r4:82ac21e4 [ 1326.553686][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.553778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.553878][ T32] r4:eae7ddc0 [ 1326.553947][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.554039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.554200][ T32] r4:00000000 [ 1326.583908][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.584096][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.584932][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.585105][ T32] r5:00001000 r4:ed8b3000 [ 1326.585155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.585253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.585350][ T32] r5:85cd538c r4:85cd5000 [ 1326.585397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.585502][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.585548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.585652][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.585725][ T32] r4:8530a300 [ 1326.585774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.585909][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.585973][ T32] r4:00000001 [ 1326.586036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.586128][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.586195][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.586260][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.586334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.586410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.586460][ T32] r4:8530e480 [ 1326.586510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.586598][ T32] INFO: task kworker/1:438:4513 blocked for more than 453 seconds. [ 1326.586700][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.587595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.587686][ T32] task:kworker/1:438 state:D stack:0 pid:4513 tgid:4513 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.587868][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.587972][ T32] Call trace: [ 1326.588078][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.588189][ T32] r10:8291a684 r9:eafadd84 r8:00000002 r7:60000113 r6:eafadd8c r5:84793000 [ 1326.588240][ T32] r4:84793000 [ 1326.588284][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.588378][ T32] r5:84793000 r4:8291a680 [ 1326.588425][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.588510][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.588605][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafade08 [ 1326.588653][ T32] r4:00000000 [ 1326.588719][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.588807][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.588888][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.589021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520d480 [ 1326.589102][ T32] r4:00000000 [ 1326.589175][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.589277][ T32] r9:83018205 r8:84793000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1326.589327][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.589420][ T32] r5:00001000 r4:e07e1000 [ 1326.589462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.589566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.589667][ T32] r5:853b278c r4:853b2400 [ 1326.589707][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.589810][ T32] r7:ddde2d80 r6:83018200 r5:853b278c r4:851f7880 [ 1326.589848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.589950][ T32] r10:61c88647 r9:84793000 r8:851f78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.589994][ T32] r4:851f7880 [ 1326.590048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.590146][ T32] r10:00000000 r9:851f7880 r8:80287e08 r7:eafa5e60 r6:8521ab00 r5:84793000 [ 1326.590190][ T32] r4:00000001 [ 1326.590227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.590299][ T32] Exception stack(0xeafadfb0 to 0xeafadff8) [ 1326.590378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.590444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.590498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.590559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.590603][ T32] r4:8520d200 [ 1326.591913][ T32] INFO: task kworker/1:438:4513 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.592003][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.592153][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.592276][ T32] Call trace: [ 1326.592346][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.592467][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.592540][ T32] r4:00000000 [ 1326.592588][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.592685][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.592747][ T32] dd20: b6b24000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.592813][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.592874][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.592951][ T32] r5:80070113 r4:80239bb0 [ 1326.593027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.593155][ T32] r4:82ac21e4 [ 1326.593238][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.593374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.593447][ T32] r4:eae7ddc0 [ 1326.593524][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.593652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.593714][ T32] r4:00000000 [ 1326.593776][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.593887][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.593945][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.594071][ T32] r5:00001000 r4:ed8b3000 [ 1326.594140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.620246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.620583][ T32] r5:85cd538c r4:85cd5000 [ 1326.620690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.620846][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.620918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.621070][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.621156][ T32] r4:8530a300 [ 1326.621210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.621340][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.621441][ T32] r4:00000001 [ 1326.621507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.621612][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.621734][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.621828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.621950][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.622043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.622103][ T32] r4:8530e480 [ 1326.622197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.622312][ T32] INFO: task kworker/1:439:4515 blocked for more than 453 seconds. [ 1326.622410][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.622491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.622551][ T32] task:kworker/1:439 state:D stack:0 pid:4515 tgid:4515 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.622705][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.622907][ T32] Call trace: [ 1326.623013][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.623141][ T32] r10:8291a684 r9:eafb5d84 r8:00000002 r7:60000113 r6:eafb5d8c r5:84794800 [ 1326.623192][ T32] r4:84794800 [ 1326.623250][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.623358][ T32] r5:84794800 r4:8291a680 [ 1326.623411][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.623525][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.623633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb5e08 [ 1326.623688][ T32] r4:00000000 [ 1326.623775][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.623874][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.623979][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.624114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520d840 [ 1326.638011][ T32] r4:00000000 [ 1326.638192][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.638351][ T32] r9:83018205 r8:84794800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1326.638411][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.638525][ T32] r5:00001000 r4:e093f000 [ 1326.638582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.638690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.638831][ T32] r5:853b338c r4:853b3000 [ 1326.638889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.639051][ T32] r7:ddde2d80 r6:83018200 r5:853b338c r4:851f7900 [ 1326.639133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.639262][ T32] r10:61c88647 r9:84794800 r8:851f792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.639322][ T32] r4:851f7900 [ 1326.639375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.639494][ T32] r10:00000000 r9:851f7900 r8:80287e08 r7:eafa5e60 r6:8521ab80 r5:84794800 [ 1326.639558][ T32] r4:00000001 [ 1326.639618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.639854][ T32] Exception stack(0xeafb5fb0 to 0xeafb5ff8) [ 1326.639965][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.640071][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.640173][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.640248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.640297][ T32] r4:8520d3c0 [ 1326.641654][ T32] INFO: task kworker/1:439:4515 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.641779][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.641975][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.642093][ T32] Call trace: [ 1326.642195][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.642332][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.642401][ T32] r4:00000000 [ 1326.642468][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.642577][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.642663][ T32] dd20: b6d7a000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.642806][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.642888][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.642998][ T32] r5:80070113 r4:80239bb0 [ 1326.643065][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.643179][ T32] r4:82ac21e4 [ 1326.643258][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.643403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.643473][ T32] r4:eae7ddc0 [ 1326.643536][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.643623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.643666][ T32] r4:00000000 [ 1326.643705][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.643818][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.643874][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.643988][ T32] r5:00001000 r4:ed8b3000 [ 1326.644038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.644205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.663034][ T32] r5:85cd538c r4:85cd5000 [ 1326.663119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.663215][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.663263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.663325][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.663376][ T32] r4:8530a300 [ 1326.663401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.663456][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.663520][ T32] r4:00000001 [ 1326.663558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.663632][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.663676][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.663709][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.663749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.663809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.663861][ T32] r4:8530e480 [ 1326.663911][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.663951][ T32] INFO: task kworker/1:440:4516 blocked for more than 453 seconds. [ 1326.663986][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.664012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.664069][ T32] task:kworker/1:440 state:D stack:0 pid:4516 tgid:4516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.664227][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.669335][ T32] Call trace: [ 1326.669375][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.669470][ T32] r10:8291a684 r9:eafb9d84 r8:00000002 r7:60000113 r6:eafb9d8c r5:84795400 [ 1326.669501][ T32] r4:84795400 [ 1326.669522][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.669570][ T32] r5:84795400 r4:8291a680 [ 1326.669591][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.669633][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.669686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb9e08 [ 1326.669710][ T32] r4:00000000 [ 1326.669742][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.669783][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.669850][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.669901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520d700 [ 1326.669978][ T32] r4:00000000 [ 1326.670003][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.670057][ T32] r9:83018205 r8:84795400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1326.670080][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.670156][ T32] r5:00001000 r4:e0845000 [ 1326.670181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.670226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.670296][ T32] r5:853b2f8c r4:853b2c00 [ 1326.670320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.670372][ T32] r7:ddde2d80 r6:83018200 r5:853b2f8c r4:851f7980 [ 1326.670393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.670469][ T32] r10:61c88647 r9:84795400 r8:851f79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.670520][ T32] r4:851f7980 [ 1326.670559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.670622][ T32] r10:00000000 r9:851f7980 r8:80287e08 r7:eafb5e60 r6:8521ac00 r5:84795400 [ 1326.670646][ T32] r4:00000001 [ 1326.670695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.670812][ T32] Exception stack(0xeafb9fb0 to 0xeafb9ff8) [ 1326.670876][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.670915][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.670945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.670976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.670999][ T32] r4:8520d3c0 [ 1326.671741][ T32] INFO: task kworker/1:440:4516 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.671783][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.671862][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.671908][ T32] Call trace: [ 1326.671971][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.672036][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.672062][ T32] r4:00000000 [ 1326.672082][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.672125][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.672179][ T32] dd20: b6fc1000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.672215][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.672241][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.672267][ T32] r5:80070113 r4:80239bb0 [ 1326.672315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.672380][ T32] r4:82ac21e4 [ 1326.672403][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.672473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.672511][ T32] r4:eae7ddc0 [ 1326.672534][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.672605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.672631][ T32] r4:00000000 [ 1326.672684][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.672739][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.672787][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.672837][ T32] r5:00001000 r4:ed8b3000 [ 1326.672857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.672899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.672990][ T32] r5:85cd538c r4:85cd5000 [ 1326.673014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.673067][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.673111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.673166][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.673189][ T32] r4:8530a300 [ 1326.673209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.673282][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.673334][ T32] r4:00000001 [ 1326.673357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.673398][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.673442][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.673500][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.673581][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.673640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.673673][ T32] r4:8530e480 [ 1326.673719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.673751][ T32] INFO: task kworker/1:441:4519 blocked for more than 453 seconds. [ 1326.673785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.673823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.673849][ T32] task:kworker/1:441 state:D stack:0 pid:4519 tgid:4519 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.673897][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.673944][ T32] Call trace: [ 1326.673999][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.674080][ T32] r10:8291a684 r9:eafc9d84 r8:00000002 r7:60000013 r6:eafc9d8c r5:84793c00 [ 1326.674132][ T32] r4:84793c00 [ 1326.674157][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.674275][ T32] r5:84793c00 r4:8291a680 [ 1326.687720][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.687813][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.687863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 [ 1326.687889][ T32] r4:00000000 [ 1326.687956][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.688026][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.688123][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.688199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520d9c0 [ 1326.688250][ T32] r4:00000000 [ 1326.688297][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.688355][ T32] r9:83018205 r8:84793c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1326.688422][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.688487][ T32] r5:00001000 r4:e49f1000 [ 1326.688512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.688567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.688618][ T32] r5:853b378c r4:853b3400 [ 1326.688660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.688728][ T32] r7:ddde2d80 r6:83018200 r5:853b378c r4:851f7a00 [ 1326.688749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.688801][ T32] r10:61c88647 r9:84793c00 r8:851f7a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.688849][ T32] r4:851f7a00 [ 1326.688874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.688926][ T32] r10:00000000 r9:851f7a00 r8:80287e08 r7:eafb5e60 r6:8521ac80 r5:84793c00 [ 1326.688971][ T32] r4:00000001 [ 1326.688995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.689061][ T32] Exception stack(0xeafc9fb0 to 0xeafc9ff8) [ 1326.689121][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.689169][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.689226][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.689260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.689282][ T32] r4:8520d500 [ 1326.690031][ T32] INFO: task kworker/1:441:4519 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.690071][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.690174][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.690254][ T32] Call trace: [ 1326.690293][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.690351][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.690374][ T32] r4:00000000 [ 1326.690407][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.690470][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.690504][ T32] dd20: b73b3000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.690562][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.690595][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.690622][ T32] r5:80070113 r4:80239bb0 [ 1326.690642][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.690694][ T32] r4:82ac21e4 [ 1326.690714][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.690831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.690861][ T32] r4:eae7ddc0 [ 1326.690940][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.690995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.691032][ T32] r4:00000000 [ 1326.691081][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.691134][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.691156][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.691202][ T32] r5:00001000 r4:ed8b3000 [ 1326.691246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.691317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.691368][ T32] r5:85cd538c r4:85cd5000 [ 1326.691389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.691464][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.691490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.691567][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.691619][ T32] r4:8530a300 [ 1326.691643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.691706][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.691730][ T32] r4:00000001 [ 1326.691779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.691847][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.691903][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.691936][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.691964][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.692022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.692051][ T32] r4:8530e480 [ 1326.692073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.692101][ T32] INFO: task kworker/1:442:4521 blocked for more than 453 seconds. [ 1326.692133][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.692158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.692179][ T32] task:kworker/1:442 state:D stack:0 pid:4521 tgid:4521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.692254][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.692297][ T32] Call trace: [ 1326.692327][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.692402][ T32] r10:8291a684 r9:eafcdd84 r8:00000002 r7:60000113 r6:eafcdd8c r5:84796000 [ 1326.692430][ T32] r4:84796000 [ 1326.692481][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.692532][ T32] r5:84796000 r4:8291a680 [ 1326.692576][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.692646][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.692705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 [ 1326.692729][ T32] r4:00000000 [ 1326.692747][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.692784][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.692820][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.692889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520db40 [ 1326.692915][ T32] r4:00000000 [ 1326.692945][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.692998][ T32] r9:83018205 r8:84796000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1326.693020][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.693065][ T32] r5:00001000 r4:eabf9000 [ 1326.693095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.693150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.693199][ T32] r5:853b3b8c r4:853b3800 [ 1326.693219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.693269][ T32] r7:ddde2d80 r6:83018200 r5:853b3b8c r4:851f7a80 [ 1326.693289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.693344][ T32] r10:61c88647 r9:84796000 r8:851f7aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.693369][ T32] r4:851f7a80 [ 1326.693388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.693455][ T32] r10:00000000 r9:851f7a80 r8:80287e08 r7:eafc9e60 r6:8521ad00 r5:84796000 [ 1326.693506][ T32] r4:00000001 [ 1326.693529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.693569][ T32] Exception stack(0xeafcdfb0 to 0xeafcdff8) [ 1326.693596][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.693626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.693653][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.693691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.693713][ T32] r4:8520d7c0 [ 1326.694127][ T32] INFO: task kworker/1:442:4521 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.714728][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.714942][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.715050][ T32] Call trace: [ 1326.715097][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.715185][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.715233][ T32] r4:00000000 [ 1326.715258][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.715305][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.715337][ T32] dd20: b776c000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.715367][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.715394][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.715450][ T32] r5:80070113 r4:80239bb0 [ 1326.715498][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.715550][ T32] r4:82ac21e4 [ 1326.715600][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.715653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.715685][ T32] r4:eae7ddc0 [ 1326.715705][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.715752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.715804][ T32] r4:00000000 [ 1326.715829][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.715911][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.715947][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.715998][ T32] r5:00001000 r4:ed8b3000 [ 1326.716019][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.716063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.716138][ T32] r5:85cd538c r4:85cd5000 [ 1326.716187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.716267][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.716306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.716387][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.716431][ T32] r4:8530a300 [ 1326.716483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.716539][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.716562][ T32] r4:00000001 [ 1326.716582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.716643][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.716680][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.716711][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.716753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.716812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.716837][ T32] r4:8530e480 [ 1326.716870][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.716925][ T32] INFO: task kworker/1:443:4522 blocked for more than 453 seconds. [ 1326.717026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.717083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.717135][ T32] task:kworker/1:443 state:D stack:0 pid:4522 tgid:4522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.717190][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.717242][ T32] Call trace: [ 1326.717287][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.717342][ T32] r10:8291a684 r9:eafd1d84 r8:00000002 r7:60000113 r6:eafd1d8c r5:84796c00 [ 1326.717392][ T32] r4:84796c00 [ 1326.717417][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.717465][ T32] r5:84796c00 r4:8291a680 [ 1326.717496][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.717551][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.717599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 [ 1326.717622][ T32] r4:00000000 [ 1326.717665][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.717707][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.717747][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.717816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310580 [ 1326.717843][ T32] r4:00000000 [ 1326.717863][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.717941][ T32] r9:83018205 r8:84796c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1326.717965][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.718011][ T32] r5:00001000 r4:eae39000 [ 1326.718031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.718072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.718144][ T32] r5:853b9f8c r4:853b9c00 [ 1326.718193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.718258][ T32] r7:ddde2d80 r6:83018200 r5:853b9f8c r4:851f7b00 [ 1326.718283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.718335][ T32] r10:61c88647 r9:84796c00 r8:851f7b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.718357][ T32] r4:851f7b00 [ 1326.718376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.718427][ T32] r10:00000000 r9:851f7b00 r8:80287e08 r7:eafcde60 r6:8521ad80 r5:84796c00 [ 1326.718449][ T32] r4:00000001 [ 1326.718491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.718544][ T32] Exception stack(0xeafd1fb0 to 0xeafd1ff8) [ 1326.718575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.718606][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.718662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.718704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.718782][ T32] r4:8520d7c0 [ 1326.719520][ T32] INFO: task kworker/1:443:4522 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.719557][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.719632][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.719704][ T32] Call trace: [ 1326.719759][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.719821][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.719898][ T32] r4:00000000 [ 1326.719922][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.719966][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.719996][ T32] dd20: b776c000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.720052][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.720083][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.720133][ T32] r5:80070113 r4:80239bb0 [ 1326.720156][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.720222][ T32] r4:82ac21e4 [ 1326.720269][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.720320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.720342][ T32] r4:eae7ddc0 [ 1326.720361][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.720418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.720444][ T32] r4:00000000 [ 1326.720537][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.720625][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.720650][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.720702][ T32] r5:00001000 r4:ed8b3000 [ 1326.720738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.720784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.720856][ T32] r5:85cd538c r4:85cd5000 [ 1326.720879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.720943][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.720990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.721045][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.721069][ T32] r4:8530a300 [ 1326.721118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.721198][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.721247][ T32] r4:00000001 [ 1326.721270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.721310][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.721354][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.721388][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.721426][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.721486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.721512][ T32] r4:8530e480 [ 1326.721532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.721557][ T32] INFO: task kworker/1:444:4524 blocked for more than 453 seconds. [ 1326.721586][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.721620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.721645][ T32] task:kworker/1:444 state:D stack:0 pid:4524 tgid:4524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.721699][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.721741][ T32] Call trace: [ 1326.721770][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.721834][ T32] r10:8291a684 r9:eafd9d84 r8:00000002 r7:60000113 r6:eafd9d8c r5:84790c00 [ 1326.721886][ T32] r4:84790c00 [ 1326.721935][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.721986][ T32] r5:84790c00 r4:8291a680 [ 1326.722021][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.722075][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.722123][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd9e08 [ 1326.722146][ T32] r4:00000000 [ 1326.722166][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.722217][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.722259][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.722304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520dc40 [ 1326.722327][ T32] r4:00000000 [ 1326.722345][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.722409][ T32] r9:83018205 r8:84790c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1326.722435][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.722482][ T32] r5:00001000 r4:eac25000 [ 1326.722532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.722578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.722633][ T32] r5:853b3f8c r4:853b3c00 [ 1326.722683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.722738][ T32] r7:ddde2d80 r6:83018200 r5:853b3f8c r4:851f7b80 [ 1326.722823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.722892][ T32] r10:61c88647 r9:84790c00 r8:851f7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.722917][ T32] r4:851f7b80 [ 1326.722948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.723026][ T32] r10:00000000 r9:851f7b80 r8:80287e08 r7:eafd1e60 r6:8521ae00 r5:84790c00 [ 1326.723063][ T32] r4:00000001 [ 1326.723086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.723139][ T32] Exception stack(0xeafd9fb0 to 0xeafd9ff8) [ 1326.723171][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.723213][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.723251][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.723307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.723333][ T32] r4:8520d940 [ 1326.723770][ T32] INFO: task kworker/1:444:4524 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.723806][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.723884][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.723928][ T32] Call trace: [ 1326.723957][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.724011][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.724033][ T32] r4:00000000 [ 1326.724052][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.724093][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.724123][ T32] dd20: b776c000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.724155][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.754930][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.755043][ T32] r5:80070113 r4:80239bb0 [ 1326.755071][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.755143][ T32] r4:82ac21e4 [ 1326.755166][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.755219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.755256][ T32] r4:eae7ddc0 [ 1326.755298][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.755380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.755430][ T32] r4:00000000 [ 1326.755502][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.755616][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.755664][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.755744][ T32] r5:00001000 r4:ed8b3000 [ 1326.755786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.755849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.755899][ T32] r5:85cd538c r4:85cd5000 [ 1326.755921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.755976][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.755998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.756077][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.756129][ T32] r4:8530a300 [ 1326.756155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.756212][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.756236][ T32] r4:00000001 [ 1326.756256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.756299][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.756329][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.756361][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.756391][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.756425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.756448][ T32] r4:8530e480 [ 1326.756472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.756514][ T32] INFO: task kworker/1:445:4526 blocked for more than 453 seconds. [ 1326.756574][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.756605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.756629][ T32] task:kworker/1:445 state:D stack:0 pid:4526 tgid:4526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.756742][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.756813][ T32] Call trace: [ 1326.756878][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.756961][ T32] r10:8291a684 r9:eafe1d84 r8:00000002 r7:60000113 r6:eafe1d8c r5:85388c00 [ 1326.757026][ T32] r4:85388c00 [ 1326.757061][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.757119][ T32] r5:85388c00 r4:8291a680 [ 1326.757140][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.757184][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.757261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 1326.757288][ T32] r4:00000000 [ 1326.757354][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.757397][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.757435][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.757506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520dd80 [ 1326.757573][ T32] r4:00000000 [ 1326.757643][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.757780][ T32] r9:83018205 r8:85388c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1326.757807][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.757871][ T32] r5:00001000 r4:eac45000 [ 1326.757896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.757957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.758008][ T32] r5:853b838c r4:853b8000 [ 1326.758032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.758082][ T32] r7:ddde2d80 r6:83018200 r5:853b838c r4:851f7c00 [ 1326.758129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.758185][ T32] r10:61c88647 r9:85388c00 r8:851f7c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.758210][ T32] r4:851f7c00 [ 1326.758230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.758280][ T32] r10:00000000 r9:851f7c00 r8:80287e08 r7:eafd1e60 r6:8521ae80 r5:85388c00 [ 1326.758313][ T32] r4:00000001 [ 1326.758362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.758419][ T32] Exception stack(0xeafe1fb0 to 0xeafe1ff8) [ 1326.758475][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.758509][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.758562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.758597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.758625][ T32] r4:8520da80 [ 1326.759413][ T32] INFO: task kworker/1:445:4526 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.759456][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.759563][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.759612][ T32] Call trace: [ 1326.759700][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.759763][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.759787][ T32] r4:00000000 [ 1326.759832][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.759891][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.759926][ T32] dd20: b7da2000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.759958][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.759985][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.760011][ T32] r5:80070113 r4:80239bb0 [ 1326.760030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.760075][ T32] r4:82ac21e4 [ 1326.760095][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.760147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.760172][ T32] r4:eae7ddc0 [ 1326.760202][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.760252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.760276][ T32] r4:00000000 [ 1326.760296][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.760346][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.760367][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.760413][ T32] r5:00001000 r4:ed8b3000 [ 1326.760433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.760487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.760563][ T32] r5:85cd538c r4:85cd5000 [ 1326.760609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.760674][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.760697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.760749][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.760795][ T32] r4:8530a300 [ 1326.760846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.760925][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.760953][ T32] r4:00000001 [ 1326.760998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.761042][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.761070][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.761100][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.761127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.761158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.761180][ T32] r4:8530e480 [ 1326.761210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.761264][ T32] INFO: task kworker/1:446:4528 blocked for more than 453 seconds. [ 1326.761297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.761345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.761372][ T32] task:kworker/1:446 state:D stack:0 pid:4528 tgid:4528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.761438][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.761481][ T32] Call trace: [ 1326.761536][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.761628][ T32] r10:8291a684 r9:eafe9d84 r8:00000002 r7:60000113 r6:eafe9d8c r5:85388000 [ 1326.761659][ T32] r4:85388000 [ 1326.761683][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.761741][ T32] r5:85388000 r4:8291a680 [ 1326.761765][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.761808][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.761877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe9e08 [ 1326.761904][ T32] r4:00000000 [ 1326.761927][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.762001][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.762044][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.762101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520dec0 [ 1326.762128][ T32] r4:00000000 [ 1326.762171][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.762234][ T32] r9:83018205 r8:85388000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1326.762261][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.762308][ T32] r5:00001000 r4:eac65000 [ 1326.762350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.762396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.762444][ T32] r5:853b878c r4:853b8400 [ 1326.762465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.762515][ T32] r7:ddde2d80 r6:83018200 r5:853b878c r4:851f7c80 [ 1326.762560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.762650][ T32] r10:61c88647 r9:85388000 r8:851f7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.762683][ T32] r4:851f7c80 [ 1326.762704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.762795][ T32] r10:00000000 r9:851f7c80 r8:80287e08 r7:eafd1e60 r6:8521af00 r5:85388000 [ 1326.762823][ T32] r4:00000001 [ 1326.762856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.762900][ T32] Exception stack(0xeafe9fb0 to 0xeafe9ff8) [ 1326.762952][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.762988][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.763022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.763078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.763104][ T32] r4:8520dc00 [ 1326.763559][ T32] INFO: task kworker/1:446:4528 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.763604][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.763753][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.763819][ T32] Call trace: [ 1326.763884][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.763955][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.763983][ T32] r4:00000000 [ 1326.764019][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.764122][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.764158][ T32] dd20: b7da2000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.764249][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.773343][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.773392][ T32] r5:80070113 r4:80239bb0 [ 1326.773416][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.773480][ T32] r4:82ac21e4 [ 1326.773526][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.773587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.773622][ T32] r4:eae7ddc0 [ 1326.773646][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.773702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.773814][ T32] r4:00000000 [ 1326.773839][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.773891][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.773914][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.773987][ T32] r5:00001000 r4:ed8b3000 [ 1326.774012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.774081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.774144][ T32] r5:85cd538c r4:85cd5000 [ 1326.774260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.774595][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.774631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.774708][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.774732][ T32] r4:8530a300 [ 1326.774811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.774876][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.774925][ T32] r4:00000001 [ 1326.774950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.774994][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.775029][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.775061][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.775113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.775149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.775186][ T32] r4:8530e480 [ 1326.775223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.775276][ T32] INFO: task kworker/1:447:4530 blocked for more than 453 seconds. [ 1326.775316][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.775343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.775390][ T32] task:kworker/1:447 state:D stack:0 pid:4530 tgid:4530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.775510][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.775592][ T32] Call trace: [ 1326.775637][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.775719][ T32] r10:8291a684 r9:eaff1d84 r8:00000002 r7:60000113 r6:eaff1d8c r5:85389800 [ 1326.775744][ T32] r4:85389800 [ 1326.775775][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.775829][ T32] r5:85389800 r4:8291a680 [ 1326.775851][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.775894][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.775941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff1e08 [ 1326.775963][ T32] r4:00000000 [ 1326.776025][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.776074][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.776114][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.776159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8520d500 [ 1326.776182][ T32] r4:00000000 [ 1326.776226][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.776329][ T32] r9:83018205 r8:85389800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1326.776371][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.776421][ T32] r5:00001000 r4:eac7f000 [ 1326.776466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.776514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.776559][ T32] r5:853b8b8c r4:853b8800 [ 1326.776579][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.776627][ T32] r7:ddde2d80 r6:83018200 r5:853b8b8c r4:851f7d00 [ 1326.776672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.776728][ T32] r10:61c88647 r9:85389800 r8:851f7d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.776752][ T32] r4:851f7d00 [ 1326.776772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.776820][ T32] r10:00000000 r9:851f7d00 r8:80287e08 r7:eafd1e60 r6:8521af80 r5:85389800 [ 1326.776868][ T32] r4:00000001 [ 1326.776915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.776958][ T32] Exception stack(0xeaff1fb0 to 0xeaff1ff8) [ 1326.776986][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.777017][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.777068][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.777103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.777127][ T32] r4:8520de80 [ 1326.777889][ T32] INFO: task kworker/1:447:4530 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.777953][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.778080][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.778130][ T32] Call trace: [ 1326.778187][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.778253][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.778277][ T32] r4:00000000 [ 1326.778297][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.778339][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.778371][ T32] dd20: b7da2000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.778402][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.778440][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.778468][ T32] r5:80070113 r4:80239bb0 [ 1326.778489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.778533][ T32] r4:82ac21e4 [ 1326.778554][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.778601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.778675][ T32] r4:eae7ddc0 [ 1326.778700][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.778804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.778847][ T32] r4:00000000 [ 1326.778897][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.778952][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.778974][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.779019][ T32] r5:00001000 r4:ed8b3000 [ 1326.779039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.779106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.779156][ T32] r5:85cd538c r4:85cd5000 [ 1326.779176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.779254][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.779289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.779349][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.779410][ T32] r4:8530a300 [ 1326.779433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.779509][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.779536][ T32] r4:00000001 [ 1326.779556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.779595][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.779669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.779729][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.779785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.779845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.779871][ T32] r4:8530e480 [ 1326.779892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.779917][ T32] INFO: task kworker/1:448:4532 blocked for more than 453 seconds. [ 1326.779945][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.779969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.779996][ T32] task:kworker/1:448 state:D stack:0 pid:4532 tgid:4532 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.780068][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.780115][ T32] Call trace: [ 1326.780173][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.780226][ T32] r10:8291a684 r9:eaff5d84 r8:00000002 r7:60000113 r6:eaff5d8c r5:8538b000 [ 1326.780248][ T32] r4:8538b000 [ 1326.780294][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.780344][ T32] r5:8538b000 r4:8291a680 [ 1326.780388][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.780433][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.780481][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff5e08 [ 1326.780528][ T32] r4:00000000 [ 1326.780586][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.780628][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.780673][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.780742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310040 [ 1326.780768][ T32] r4:00000000 [ 1326.780812][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.780887][ T32] r9:83018205 r8:8538b000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.780927][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.780976][ T32] r5:00001000 r4:eadb9000 [ 1326.781024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.781070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.781121][ T32] r5:853b938c r4:853b9000 [ 1326.781166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.781342][ T32] r7:ddde2d80 r6:83018200 r5:853b938c r4:851f7d80 [ 1326.781397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.781470][ T32] r10:61c88647 r9:8538b000 r8:851f7dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.781525][ T32] r4:851f7d80 [ 1326.781574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.781629][ T32] r10:00000000 r9:851f7d80 r8:80287e08 r7:eafd1e60 r6:8531e000 r5:8538b000 [ 1326.781677][ T32] r4:00000001 [ 1326.781701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.781757][ T32] Exception stack(0xeaff5fb0 to 0xeaff5ff8) [ 1326.781807][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.781864][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.781920][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.781980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.782020][ T32] r4:8520de80 [ 1326.782562][ T32] INFO: task kworker/1:448:4532 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.782628][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.782875][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.782983][ T32] Call trace: [ 1326.783082][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.783202][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.783257][ T32] r4:00000000 [ 1326.783304][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.783390][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.783450][ T32] dd20: b7da2000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.783509][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.783562][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.783611][ T32] r5:80070113 r4:80239bb0 [ 1326.783690][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.783787][ T32] r4:82ac21e4 [ 1326.783831][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.783933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.783978][ T32] r4:eae7ddc0 [ 1326.784025][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.784087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.784197][ T32] r4:00000000 [ 1326.828112][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.828291][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.828346][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.828462][ T32] r5:00001000 r4:ed8b3000 [ 1326.828527][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.828646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.828740][ T32] r5:85cd538c r4:85cd5000 [ 1326.828822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.828941][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.828981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.829068][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.829111][ T32] r4:8530a300 [ 1326.829150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.829252][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.829300][ T32] r4:00000001 [ 1326.829361][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.829449][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.829512][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.829571][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.829663][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.829761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.829826][ T32] r4:8530e480 [ 1326.829893][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.829970][ T32] INFO: task kworker/0:257:4534 blocked for more than 453 seconds. [ 1326.830067][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.830153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.830238][ T32] task:kworker/0:257 state:D stack:0 pid:4534 tgid:4534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.830356][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.830457][ T32] Call trace: [ 1326.830525][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.830636][ T32] r10:8291a684 r9:eafc1d84 r8:00000002 r7:60000113 r6:eafc1d8c r5:8538bc00 [ 1326.830693][ T32] r4:8538bc00 [ 1326.830738][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.830856][ T32] r5:8538bc00 r4:8291a680 [ 1326.830900][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.830988][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.831081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc1e08 [ 1326.831127][ T32] r4:00000000 [ 1326.831197][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.831280][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.831360][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.831449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851f8a40 [ 1326.831496][ T32] r4:00000000 [ 1326.831536][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.831631][ T32] r9:83018005 r8:8538bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1326.831687][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.831779][ T32] r5:00001000 r4:eaccd000 [ 1326.831826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.831911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.832005][ T32] r5:853b8f8c r4:853b8c00 [ 1326.832049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.832148][ T32] r7:dddced80 r6:83018000 r5:853b8f8c r4:8531e080 [ 1326.832193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.832308][ T32] r10:61c88647 r9:8538bc00 r8:8531e0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.832377][ T32] r4:8531e080 [ 1326.832426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.832527][ T32] r10:00000000 r9:8531e080 r8:80287e08 r7:eae71e60 r6:8531e100 r5:8538bc00 [ 1326.832588][ T32] r4:00000001 [ 1326.832634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.832729][ T32] Exception stack(0xeafc1fb0 to 0xeafc1ff8) [ 1326.832791][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.832854][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.832913][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.832978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.833026][ T32] r4:8531b240 [ 1326.855243][ T32] INFO: task kworker/0:257:4534 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.855496][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.855687][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.855833][ T32] Call trace: [ 1326.855964][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.856170][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.856234][ T32] r4:00000000 [ 1326.856286][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.856422][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.856521][ T32] dd20: b87b1000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.856605][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.856691][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.856762][ T32] r5:80070113 r4:80239bb0 [ 1326.856832][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.856976][ T32] r4:82ac21e4 [ 1326.857038][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.857154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.857230][ T32] r4:eae7ddc0 [ 1326.857305][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.857441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.857500][ T32] r4:00000000 [ 1326.857590][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.857726][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.857788][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.857944][ T32] r5:00001000 r4:ed8b3000 [ 1326.858011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.858120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.858224][ T32] r5:85cd538c r4:85cd5000 [ 1326.858270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.858393][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.858474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.858614][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.858704][ T32] r4:8530a300 [ 1326.858772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.858872][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.858917][ T32] r4:00000001 [ 1326.858980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.859067][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.859124][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.859452][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.859532][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.859743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.859829][ T32] r4:8530e480 [ 1326.859896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.859977][ T32] INFO: task kworker/0:258:4535 blocked for more than 453 seconds. [ 1326.860063][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.860134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.860197][ T32] task:kworker/0:258 state:D stack:0 pid:4535 tgid:4535 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.860353][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.860520][ T32] Call trace: [ 1326.860647][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.860784][ T32] r10:8291a684 r9:eafe5d84 r8:00000002 r7:60000113 r6:eafe5d8c r5:8538c800 [ 1326.860842][ T32] r4:8538c800 [ 1326.860891][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.861008][ T32] r5:8538c800 r4:8291a680 [ 1326.861071][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.861180][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.861330][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe5e08 [ 1326.861401][ T32] r4:00000000 [ 1326.861459][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.861554][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.861635][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.861753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a1640 [ 1326.861819][ T32] r4:00000000 [ 1326.861903][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.862038][ T32] r9:83018005 r8:8538c800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1326.862097][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.862246][ T32] r5:00001000 r4:e091b000 [ 1326.862332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.862442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.862558][ T32] r5:853f4f8c r4:853f4c00 [ 1326.862636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.862802][ T32] r7:dddced80 r6:83018000 r5:853f4f8c r4:8531e180 [ 1326.862907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.863040][ T32] r10:61c88647 r9:8538c800 r8:8531e1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.863101][ T32] r4:8531e180 [ 1326.863156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.863295][ T32] r10:00000000 r9:8531e180 r8:80287e08 r7:eae71e60 r6:8531e200 r5:8538c800 [ 1326.863354][ T32] r4:00000001 [ 1326.863479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.863599][ T32] Exception stack(0xeafe5fb0 to 0xeafe5ff8) [ 1326.863672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.863756][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.863890][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.863980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.864046][ T32] r4:8531b240 [ 1326.896336][ T32] INFO: task kworker/0:258:4535 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.896614][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.896819][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.896991][ T32] Call trace: [ 1326.897080][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.897250][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.897317][ T32] r4:00000000 [ 1326.897370][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.897463][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.897544][ T32] dd20: b89c4000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.897608][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.897662][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.897736][ T32] r5:80070113 r4:80239bb0 [ 1326.897780][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.897861][ T32] r4:82ac21e4 [ 1326.897902][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.898025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.898095][ T32] r4:eae7ddc0 [ 1326.898153][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.898272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.898400][ T32] r4:00000000 [ 1326.898549][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.898717][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.898845][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.898977][ T32] r5:00001000 r4:ed8b3000 [ 1326.899053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.899165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.899304][ T32] r5:85cd538c r4:85cd5000 [ 1326.899371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.899528][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.899612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.899763][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.899835][ T32] r4:8530a300 [ 1326.899899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.900026][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.900078][ T32] r4:00000001 [ 1326.900134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.900224][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.900311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.900389][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.900484][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.900576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.900682][ T32] r4:8530e480 [ 1326.900751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.900886][ T32] INFO: task kworker/0:259:4538 blocked for more than 453 seconds. [ 1326.900991][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.901064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.901121][ T32] task:kworker/0:259 state:D stack:0 pid:4538 tgid:4538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.901278][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.901391][ T32] Call trace: [ 1326.901477][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.901649][ T32] r10:8291a684 r9:eaf9dd84 r8:00000002 r7:60000113 r6:eaf9dd8c r5:8538d400 [ 1326.901742][ T32] r4:8538d400 [ 1326.901807][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.901919][ T32] r5:8538d400 r4:8291a680 [ 1326.901978][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.902142][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.902274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 [ 1326.902340][ T32] r4:00000000 [ 1326.902395][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.902493][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.902613][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.902795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531b000 [ 1326.902893][ T32] r4:00000000 [ 1326.902955][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.903076][ T32] r9:83018005 r8:8538d400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1326.903137][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.903269][ T32] r5:00001000 r4:e0520000 [ 1326.903343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.903451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.903555][ T32] r5:853bbf8c r4:853bbc00 [ 1326.903639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.903788][ T32] r7:dddced80 r6:83018000 r5:853bbf8c r4:8531e280 [ 1326.903850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.903965][ T32] r10:61c88647 r9:8538d400 r8:8531e2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.904025][ T32] r4:8531e280 [ 1326.904099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.935370][ T32] r10:00000000 r9:8531e280 r8:80287e08 r7:eafe5e60 r6:8531e300 r5:8538d400 [ 1326.935527][ T32] r4:00000001 [ 1326.935584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.935733][ T32] Exception stack(0xeaf9dfb0 to 0xeaf9dff8) [ 1326.935821][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.935896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.935977][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.936062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.936128][ T32] r4:8531b440 [ 1326.937488][ T32] INFO: task kworker/0:259:4538 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.937579][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.937800][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.937958][ T32] Call trace: [ 1326.938099][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.938231][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.938283][ T32] r4:00000000 [ 1326.938328][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.938424][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.938532][ T32] dd20: b8bdf000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.938629][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.938718][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.938837][ T32] r5:80070113 r4:80239bb0 [ 1326.938897][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.939023][ T32] r4:82ac21e4 [ 1326.939099][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.939219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.939301][ T32] r4:eae7ddc0 [ 1326.939359][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.939470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.939539][ T32] r4:00000000 [ 1326.939595][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.939731][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.939824][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.939941][ T32] r5:00001000 r4:ed8b3000 [ 1326.940002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.940112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.940219][ T32] r5:85cd538c r4:85cd5000 [ 1326.940274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.940399][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.940471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.940592][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.940667][ T32] r4:8530a300 [ 1326.940726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.940843][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.940928][ T32] r4:00000001 [ 1326.940988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.941074][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.941148][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.941301][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.941396][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.941480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.941526][ T32] r4:8530e480 [ 1326.941575][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.941649][ T32] INFO: task kworker/1:449:4541 blocked for more than 453 seconds. [ 1326.941740][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.941823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.941887][ T32] task:kworker/1:449 state:D stack:0 pid:4541 tgid:4541 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.942009][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.942163][ T32] Call trace: [ 1326.942274][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.942424][ T32] r10:8291a684 r9:eaffdd84 r8:00000002 r7:60000113 r6:eaffdd8c r5:8538e000 [ 1326.942498][ T32] r4:8538e000 [ 1326.942580][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.942729][ T32] r5:8538e000 r4:8291a680 [ 1326.942837][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.942959][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.943082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaffde08 [ 1326.943167][ T32] r4:00000000 [ 1326.943237][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.943320][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.943430][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.943538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310300 [ 1326.943606][ T32] r4:00000000 [ 1326.943694][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.943811][ T32] r9:83018205 r8:8538e000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.943869][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.943987][ T32] r5:00001000 r4:eadd9000 [ 1326.944068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.962916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.963262][ T32] r5:853b978c r4:853b9400 [ 1326.963329][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.963473][ T32] r7:ddde2d80 r6:83018200 r5:853b978c r4:851f7e00 [ 1326.963547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.963687][ T32] r10:61c88647 r9:8538e000 r8:851f7e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.963785][ T32] r4:851f7e00 [ 1326.963866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.963992][ T32] r10:00000000 r9:851f7e00 r8:80287e08 r7:eafd1e60 r6:8531e380 r5:8538e000 [ 1326.964074][ T32] r4:00000001 [ 1326.964206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.975053][ T32] Exception stack(0xeaffdfb0 to 0xeaffdff8) [ 1326.975211][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.975302][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.975363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.975451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.975505][ T32] r4:85310180 [ 1326.976874][ T32] INFO: task kworker/1:449:4541 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1326.977011][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.977230][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.977363][ T32] Call trace: [ 1326.977485][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.977624][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1326.977690][ T32] r4:00000000 [ 1326.977745][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.977866][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1326.977932][ T32] dd20: b8e24000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1326.977994][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1326.978071][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1326.978136][ T32] r5:80070113 r4:80239bb0 [ 1326.978213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.978324][ T32] r4:82ac21e4 [ 1326.978380][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.978471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1326.978557][ T32] r4:eae7ddc0 [ 1326.978608][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.978737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1326.978836][ T32] r4:00000000 [ 1326.978970][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.979111][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1326.979165][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.979274][ T32] r5:00001000 r4:ed8b3000 [ 1326.979355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.979471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.979604][ T32] r5:85cd538c r4:85cd5000 [ 1326.979677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.979788][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1326.979844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.979970][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.980030][ T32] r4:8530a300 [ 1326.980081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.980185][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1326.980250][ T32] r4:00000001 [ 1326.980311][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.980441][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1326.980518][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.980602][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.980681][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.980748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.980793][ T32] r4:8530e480 [ 1326.980864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.980930][ T32] INFO: task kworker/1:450:4542 blocked for more than 453 seconds. [ 1326.981016][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.981105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.981164][ T32] task:kworker/1:450 state:D stack:0 pid:4542 tgid:4542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.981260][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.981340][ T32] Call trace: [ 1326.981421][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.981568][ T32] r10:8291a684 r9:eb001d84 r8:00000002 r7:60000013 r6:eb001d8c r5:8538ec00 [ 1326.981641][ T32] r4:8538ec00 [ 1326.981738][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.981857][ T32] r5:8538ec00 r4:8291a680 [ 1326.981930][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.982065][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.982194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 [ 1326.982252][ T32] r4:00000000 [ 1326.982299][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.982395][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.982516][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.982622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853104c0 [ 1326.982683][ T32] r4:00000000 [ 1326.982734][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.982867][ T32] r9:83018205 r8:8538ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1326.982929][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.983055][ T32] r5:00001000 r4:eadf9000 [ 1326.983116][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.983222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.983328][ T32] r5:853b9b8c r4:853b9800 [ 1326.983380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.983483][ T32] r7:ddde2d80 r6:83018200 r5:853b9b8c r4:851f7e80 [ 1326.983543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.983664][ T32] r10:61c88647 r9:8538ec00 r8:851f7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.983747][ T32] r4:851f7e80 [ 1326.983790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.983892][ T32] r10:00000000 r9:851f7e80 r8:80287e08 r7:eafd1e60 r6:8531e400 r5:8538ec00 [ 1326.983957][ T32] r4:00000001 [ 1326.984008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.984101][ T32] Exception stack(0xeb001fb0 to 0xeb001ff8) [ 1326.984164][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.008644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.008960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.009069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.009145][ T32] r4:85310180 [ 1327.010526][ T32] INFO: task kworker/1:450:4542 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.010639][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.010907][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.011060][ T32] Call trace: [ 1327.011185][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.011333][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.011421][ T32] r4:00000000 [ 1327.011481][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.011623][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.011721][ T32] dd20: b8f67000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.011810][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.011882][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.011954][ T32] r5:80070113 r4:80239bb0 [ 1327.012014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.012130][ T32] r4:82ac21e4 [ 1327.012195][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.012316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.012437][ T32] r4:eae7ddc0 [ 1327.012517][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.012644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.012732][ T32] r4:00000000 [ 1327.012794][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.012928][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.012995][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.013184][ T32] r5:00001000 r4:ed8b3000 [ 1327.013290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.013421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.013543][ T32] r5:85cd538c r4:85cd5000 [ 1327.013601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.013743][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.013804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.013920][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.013988][ T32] r4:8530a300 [ 1327.014044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.040399][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.040651][ T32] r4:00000001 [ 1327.040744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.040900][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.041026][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.041119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.041195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.041299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.041398][ T32] r4:8530e480 [ 1327.041473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.041572][ T32] INFO: task kworker/1:451:4545 blocked for more than 453 seconds. [ 1327.041700][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.041801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.041878][ T32] task:kworker/1:451 state:D stack:0 pid:4545 tgid:4545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.042025][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.042147][ T32] Call trace: [ 1327.042254][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.042417][ T32] r10:8291a684 r9:eadadd84 r8:00000002 r7:60000113 r6:eadadd8c r5:85390000 [ 1327.042489][ T32] r4:85390000 [ 1327.042546][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.042670][ T32] r5:85390000 r4:8291a680 [ 1327.042733][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.042885][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.043016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadade08 [ 1327.043081][ T32] r4:00000000 [ 1327.043137][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.043230][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.043323][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.043433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310680 [ 1327.043496][ T32] r4:00000000 [ 1327.043554][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.043717][ T32] r9:83018205 r8:85390000 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1327.043806][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.043944][ T32] r5:00001000 r4:dfa3f000 [ 1327.044024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.044308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.048894][ T32] r5:853ba38c r4:853ba000 [ 1327.048976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.049141][ T32] r7:ddde2d80 r6:83018200 r5:853ba38c r4:851f7f00 [ 1327.049221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.049349][ T32] r10:61c88647 r9:85390000 r8:851f7f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.049432][ T32] r4:851f7f00 [ 1327.049512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.049641][ T32] r10:00000000 r9:851f7f00 r8:80287e08 r7:eafd1e60 r6:8531e480 r5:85390000 [ 1327.049715][ T32] r4:00000001 [ 1327.049773][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.049882][ T32] Exception stack(0xeadadfb0 to 0xeadadff8) [ 1327.049965][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.050116][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.050196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.050267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.050344][ T32] r4:85310400 [ 1327.051757][ T32] INFO: task kworker/1:451:4545 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.051866][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.052054][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.052172][ T32] Call trace: [ 1327.052272][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.052412][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.052528][ T32] r4:00000000 [ 1327.052596][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.052710][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.052786][ T32] dd20: b91b7000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.052890][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.052977][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.053049][ T32] r5:80070113 r4:80239bb0 [ 1327.053144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.053257][ T32] r4:82ac21e4 [ 1327.053342][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.053471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.053538][ T32] r4:eae7ddc0 [ 1327.053625][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.053782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.053852][ T32] r4:00000000 [ 1327.053913][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.054054][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.054119][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.075139][ T32] r5:00001000 r4:ed8b3000 [ 1327.075227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.075374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.075470][ T32] r5:85cd538c r4:85cd5000 [ 1327.075526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.075668][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.075756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.075888][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.075951][ T32] r4:8530a300 [ 1327.076003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.076118][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.076175][ T32] r4:00000001 [ 1327.076253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.076366][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.076457][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.076544][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.076614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.076703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.076762][ T32] r4:8530e480 [ 1327.076830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.076920][ T32] INFO: task kworker/1:452:4548 blocked for more than 453 seconds. [ 1327.077046][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.077129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.077212][ T32] task:kworker/1:452 state:D stack:0 pid:4548 tgid:4548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.077391][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.077513][ T32] Call trace: [ 1327.077611][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.077764][ T32] r10:8291a684 r9:eaee5d84 r8:00000002 r7:60000113 r6:eaee5d8c r5:85392400 [ 1327.077838][ T32] r4:85392400 [ 1327.077883][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.078024][ T32] r5:85392400 r4:8291a680 [ 1327.078089][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.078190][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.078302][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee5e08 [ 1327.078362][ T32] r4:00000000 [ 1327.078459][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.078560][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.078704][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.078854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853107c0 [ 1327.078932][ T32] r4:00000000 [ 1327.079072][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.079217][ T32] r9:83018205 r8:85392400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1327.079277][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.079386][ T32] r5:00001000 r4:dfbad000 [ 1327.079435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.079536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.079645][ T32] r5:853ba78c r4:853ba400 [ 1327.079738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.079873][ T32] r7:ddde2d80 r6:83018200 r5:853ba78c r4:851f7f80 [ 1327.079943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.080073][ T32] r10:61c88647 r9:85392400 r8:851f7fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.080158][ T32] r4:851f7f80 [ 1327.080223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.080379][ T32] r10:00000000 r9:851f7f80 r8:80287e08 r7:eadade60 r6:8531e500 r5:85392400 [ 1327.080449][ T32] r4:00000001 [ 1327.080506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.080620][ T32] Exception stack(0xeaee5fb0 to 0xeaee5ff8) [ 1327.080714][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.080805][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.080887][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.080979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.081054][ T32] r4:85310480 [ 1327.082388][ T32] INFO: task kworker/1:452:4548 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.082500][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.082707][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.082957][ T32] Call trace: [ 1327.083122][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.083266][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.083329][ T32] r4:00000000 [ 1327.083406][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.083516][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.083594][ T32] dd20: b9309000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.083671][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.083740][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.083852][ T32] r5:80070113 r4:80239bb0 [ 1327.083921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.084061][ T32] r4:82ac21e4 [ 1327.084196][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.103901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.104031][ T32] r4:eae7ddc0 [ 1327.104105][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.104957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.105100][ T32] r4:00000000 [ 1327.105185][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.105346][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.105406][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.105526][ T32] r5:00001000 r4:ed8b3000 [ 1327.105582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.105711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.105856][ T32] r5:85cd538c r4:85cd5000 [ 1327.105916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.106051][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.106144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.106305][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.106374][ T32] r4:8530a300 [ 1327.106430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.106552][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.106605][ T32] r4:00000001 [ 1327.106669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.106813][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.106918][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.107005][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.107077][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.107176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.107260][ T32] r4:8530e480 [ 1327.107355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.107432][ T32] INFO: task kworker/1:453:4549 blocked for more than 453 seconds. [ 1327.107507][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.107575][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.107637][ T32] task:kworker/1:453 state:D stack:0 pid:4549 tgid:4549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.107818][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.107962][ T32] Call trace: [ 1327.108090][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.108264][ T32] r10:8291a684 r9:eaef1d84 r8:00000002 r7:60000113 r6:eaef1d8c r5:85393000 [ 1327.108346][ T32] r4:85393000 [ 1327.108428][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.108579][ T32] r5:85393000 r4:8291a680 [ 1327.108642][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.108766][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.108884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef1e08 [ 1327.108965][ T32] r4:00000000 [ 1327.109030][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.109132][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.109230][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.109343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310900 [ 1327.109412][ T32] r4:00000000 [ 1327.109461][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.109614][ T32] r9:83018205 r8:85393000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1327.109702][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.109821][ T32] r5:00001000 r4:dfdf3000 [ 1327.109878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.109985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.110094][ T32] r5:853bab8c r4:853ba800 [ 1327.110174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.110308][ T32] r7:ddde2d80 r6:83018200 r5:853bab8c r4:8531a000 [ 1327.110355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.110473][ T32] r10:61c88647 r9:85393000 r8:8531a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.110559][ T32] r4:8531a000 [ 1327.110667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.110857][ T32] r10:00000000 r9:8531a000 r8:80287e08 r7:eaee5e60 r6:8531e580 r5:85393000 [ 1327.110940][ T32] r4:00000001 [ 1327.111052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.111147][ T32] Exception stack(0xeaef1fb0 to 0xeaef1ff8) [ 1327.111221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.111305][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.111384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.111463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.111574][ T32] r4:85310480 [ 1327.112974][ T32] INFO: task kworker/1:453:4549 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.113085][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.113237][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.113405][ T32] Call trace: [ 1327.113536][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.113696][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.113763][ T32] r4:00000000 [ 1327.113845][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.113965][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.114043][ T32] dd20: b9470000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.114134][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.143427][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.143702][ T32] r5:80070113 r4:80239bb0 [ 1327.143805][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.143965][ T32] r4:82ac21e4 [ 1327.144024][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.144141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.144203][ T32] r4:eae7ddc0 [ 1327.144316][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.159174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.159278][ T32] r4:00000000 [ 1327.159347][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.159502][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.159565][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.159709][ T32] r5:00001000 r4:ed8b3000 [ 1327.159766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.159873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.159981][ T32] r5:85cd538c r4:85cd5000 [ 1327.160058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.160190][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.160239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.160339][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.160386][ T32] r4:8530a300 [ 1327.160428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.160532][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.160587][ T32] r4:00000001 [ 1327.160635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.160748][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.160837][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.160912][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.160992][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.161066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.161128][ T32] r4:8530e480 [ 1327.161206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.161299][ T32] INFO: task kworker/1:454:4552 blocked for more than 453 seconds. [ 1327.161378][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.161460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.161527][ T32] task:kworker/1:454 state:D stack:0 pid:4552 tgid:4552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.161709][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.161823][ T32] Call trace: [ 1327.161906][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.162090][ T32] r10:8291a684 r9:eaf11d84 r8:00000002 r7:60000013 r6:eaf11d8c r5:85391800 [ 1327.162158][ T32] r4:85391800 [ 1327.162215][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.162349][ T32] r5:85391800 r4:8291a680 [ 1327.162430][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.162537][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.162671][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf11e08 [ 1327.162734][ T32] r4:00000000 [ 1327.162819][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.162928][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.163024][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.163139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310a40 [ 1327.163203][ T32] r4:00000000 [ 1327.163257][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.163380][ T32] r9:83018205 r8:85391800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.163436][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.163538][ T32] r5:00001000 r4:dfe9d000 [ 1327.163581][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.163673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.163790][ T32] r5:853baf8c r4:853bac00 [ 1327.163840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.163940][ T32] r7:ddde2d80 r6:83018200 r5:853baf8c r4:8531a080 [ 1327.163993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.164107][ T32] r10:61c88647 r9:85391800 r8:8531a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.164223][ T32] r4:8531a080 [ 1327.175062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.175265][ T32] r10:00000000 r9:8531a080 r8:80287e08 r7:eaef1e60 r6:8531e600 r5:85391800 [ 1327.175335][ T32] r4:00000001 [ 1327.175419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.175532][ T32] Exception stack(0xeaf11fb0 to 0xeaf11ff8) [ 1327.175616][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.175708][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.175784][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.175863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.175952][ T32] r4:85310740 [ 1327.177292][ T32] INFO: task kworker/1:454:4552 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.177426][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.177605][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.177800][ T32] Call trace: [ 1327.177903][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.178061][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.178128][ T32] r4:00000000 [ 1327.178191][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.178318][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.178409][ T32] dd20: b9870000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.178518][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.178589][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.178678][ T32] r5:80070113 r4:80239bb0 [ 1327.178767][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.178875][ T32] r4:82ac21e4 [ 1327.178922][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.179033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.179096][ T32] r4:eae7ddc0 [ 1327.179148][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.179262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.179321][ T32] r4:00000000 [ 1327.179379][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.179499][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.179556][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.179690][ T32] r5:00001000 r4:ed8b3000 [ 1327.179748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.179860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.179970][ T32] r5:85cd538c r4:85cd5000 [ 1327.180027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.180139][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.180192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.180362][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.180445][ T32] r4:8530a300 [ 1327.180504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.180617][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.180685][ T32] r4:00000001 [ 1327.180731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.180831][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.180898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.180961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.181051][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.181140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.181187][ T32] r4:8530e480 [ 1327.181240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.181308][ T32] INFO: task kworker/1:455:4553 blocked for more than 453 seconds. [ 1327.181387][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.181469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.181543][ T32] task:kworker/1:455 state:D stack:0 pid:4553 tgid:4553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.181671][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.181813][ T32] Call trace: [ 1327.181905][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.182023][ T32] r10:8291a684 r9:eaf1dd84 r8:00000002 r7:60000113 r6:eaf1dd8c r5:85394800 [ 1327.182081][ T32] r4:85394800 [ 1327.182159][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.182287][ T32] r5:85394800 r4:8291a680 [ 1327.182380][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.182492][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.182610][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf1de08 [ 1327.182679][ T32] r4:00000000 [ 1327.182769][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.182870][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.182970][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.183094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310b80 [ 1327.183174][ T32] r4:00000000 [ 1327.183223][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.183332][ T32] r9:83018205 r8:85394800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1327.183385][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.183488][ T32] r5:00001000 r4:e00f9000 [ 1327.183563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.183692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.183825][ T32] r5:853bb38c r4:853bb000 [ 1327.183881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.184007][ T32] r7:ddde2d80 r6:83018200 r5:853bb38c r4:8531a100 [ 1327.184067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.215264][ T32] r10:61c88647 r9:85394800 r8:8531a12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.215448][ T32] r4:8531a100 [ 1327.215508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.215683][ T32] r10:00000000 r9:8531a100 r8:80287e08 r7:eaf11e60 r6:8531e680 r5:85394800 [ 1327.215785][ T32] r4:00000001 [ 1327.215850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.215958][ T32] Exception stack(0xeaf1dfb0 to 0xeaf1dff8) [ 1327.216065][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.216164][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.216257][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.216373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.216451][ T32] r4:85310740 [ 1327.217833][ T32] INFO: task kworker/1:455:4553 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.217926][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.218080][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.218245][ T32] Call trace: [ 1327.218330][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.218457][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.218512][ T32] r4:00000000 [ 1327.218561][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.218695][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.218807][ T32] dd20: b9ab9000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.218909][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.218987][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.219050][ T32] r5:80070113 r4:80239bb0 [ 1327.219099][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.219231][ T32] r4:82ac21e4 [ 1327.219295][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.219460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.219556][ T32] r4:eae7ddc0 [ 1327.219640][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.219817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.219898][ T32] r4:00000000 [ 1327.219966][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.220147][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.220223][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.220393][ T32] r5:00001000 r4:ed8b3000 [ 1327.220494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.220633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.220760][ T32] r5:85cd538c r4:85cd5000 [ 1327.220831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.220958][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.221018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.221134][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.221186][ T32] r4:8530a300 [ 1327.221251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.221365][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.221416][ T32] r4:00000001 [ 1327.221455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.221531][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.221587][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.221696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.221754][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.221808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.221847][ T32] r4:8530e480 [ 1327.221912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.221969][ T32] INFO: task kworker/1:456:4555 blocked for more than 453 seconds. [ 1327.222042][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.222093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.222131][ T32] task:kworker/1:456 state:D stack:0 pid:4555 tgid:4555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.222260][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.222339][ T32] Call trace: [ 1327.222414][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.222555][ T32] r10:8291a684 r9:eaff9d84 r8:00000002 r7:60000113 r6:eaff9d8c r5:8535c800 [ 1327.222643][ T32] r4:8535c800 [ 1327.222727][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.223001][ T32] r5:8535c800 r4:8291a680 [ 1327.223055][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.223145][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.223217][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff9e08 [ 1327.223253][ T32] r4:00000000 [ 1327.223332][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.223398][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.223454][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.223542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310e80 [ 1327.223582][ T32] r4:00000000 [ 1327.223682][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.223753][ T32] r9:83018205 r8:8535c800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1327.223782][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.223870][ T32] r5:00001000 r4:e01a3000 [ 1327.223900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.224054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.224140][ T32] r5:853bbb8c r4:853bb800 [ 1327.224267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.244046][ T32] r7:ddde2d80 r6:83018200 r5:853bbb8c r4:8531a180 [ 1327.244094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.244299][ T32] r10:61c88647 r9:8535c800 r8:8531a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.245288][ T32] r4:8531a180 [ 1327.245350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.246035][ T32] r10:00000000 r9:8531a180 r8:80287e08 r7:eaf1de60 r6:8531a200 r5:8535c800 [ 1327.246333][ T32] r4:00000001 [ 1327.246468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.246606][ T32] Exception stack(0xeaff9fb0 to 0xeaff9ff8) [ 1327.246711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.246837][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.246923][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.246991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.247038][ T32] r4:85310a80 [ 1327.248366][ T32] INFO: task kworker/1:456:4555 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.248492][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.248663][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.248813][ T32] Call trace: [ 1327.248953][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.249083][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.249154][ T32] r4:00000000 [ 1327.249214][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.249308][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.249387][ T32] dd20: b9d04000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.249457][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.249517][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.249588][ T32] r5:80070113 r4:80239bb0 [ 1327.249653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.249784][ T32] r4:82ac21e4 [ 1327.249850][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.249965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.250033][ T32] r4:eae7ddc0 [ 1327.250095][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.250207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.250264][ T32] r4:00000000 [ 1327.250312][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.250420][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.250474][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.250579][ T32] r5:00001000 r4:ed8b3000 [ 1327.250626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.250722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.250873][ T32] r5:85cd538c r4:85cd5000 [ 1327.250951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.251084][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.251150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.251287][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.251362][ T32] r4:8530a300 [ 1327.251417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.251630][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.251712][ T32] r4:00000001 [ 1327.251764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.251852][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.251928][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.252001][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.252069][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.252136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.252194][ T32] r4:8530e480 [ 1327.252245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.252334][ T32] INFO: task kworker/1:457:4557 blocked for more than 453 seconds. [ 1327.252427][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.252524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.252585][ T32] task:kworker/1:457 state:D stack:0 pid:4557 tgid:4557 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.252700][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.252815][ T32] Call trace: [ 1327.252940][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.253086][ T32] r10:8291a684 r9:eb005d84 r8:00000002 r7:60000113 r6:eb005d8c r5:8535e000 [ 1327.253148][ T32] r4:8535e000 [ 1327.253202][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.253318][ T32] r5:8535e000 r4:8291a680 [ 1327.253373][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.253566][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.253806][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb005e08 [ 1327.253968][ T32] r4:00000000 [ 1327.254032][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.254182][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.284883][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.285091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310cc0 [ 1327.285159][ T32] r4:00000000 [ 1327.285209][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.285323][ T32] r9:83018205 r8:8535e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1327.285425][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.285540][ T32] r5:00001000 r4:e0149000 [ 1327.285636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.285701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.285751][ T32] r5:853bb78c r4:853bb400 [ 1327.285772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.285825][ T32] r7:ddde2d80 r6:83018200 r5:853bb78c r4:8531a280 [ 1327.285847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.285923][ T32] r10:61c88647 r9:8535e000 r8:8531a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.285981][ T32] r4:8531a280 [ 1327.286022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.286129][ T32] r10:00000000 r9:8531a280 r8:80287e08 r7:eaff9e60 r6:8531a300 r5:8535e000 [ 1327.286185][ T32] r4:00000001 [ 1327.286259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.286356][ T32] Exception stack(0xeb005fb0 to 0xeb005ff8) [ 1327.286426][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.286492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.286553][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.286768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.286837][ T32] r4:85310a80 [ 1327.288046][ T32] INFO: task kworker/1:457:4557 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.288100][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.288176][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.288238][ T32] Call trace: [ 1327.288276][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.288337][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.288361][ T32] r4:00000000 [ 1327.288382][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.288439][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.288474][ T32] dd20: b9f50000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.288520][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.288715][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.288814][ T32] r5:80070113 r4:80239bb0 [ 1327.288838][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.288905][ T32] r4:82ac21e4 [ 1327.289036][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.289148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.289199][ T32] r4:eae7ddc0 [ 1327.289246][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.289321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.289367][ T32] r4:00000000 [ 1327.289406][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.289480][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.289505][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.289649][ T32] r5:00001000 r4:ed8b3000 [ 1327.289681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.289726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.289772][ T32] r5:85cd538c r4:85cd5000 [ 1327.289791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.289841][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.289906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.289966][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.289991][ T32] r4:8530a300 [ 1327.290036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.290111][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.290253][ T32] r4:00000001 [ 1327.290276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.290318][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.290346][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.290382][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.290442][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.290510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.290536][ T32] r4:8530e480 [ 1327.290558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.290619][ T32] INFO: task kworker/1:458:4559 blocked for more than 453 seconds. [ 1327.290727][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.290812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.290864][ T32] task:kworker/1:458 state:D stack:0 pid:4559 tgid:4559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.290970][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.291226][ T32] Call trace: [ 1327.291345][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.291454][ T32] r10:8291a684 r9:eaf31d84 r8:00000002 r7:60000113 r6:eaf31d8c r5:8535ec00 [ 1327.291538][ T32] r4:8535ec00 [ 1327.291590][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.291675][ T32] r5:8535ec00 r4:8291a680 [ 1327.291716][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.291793][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.291878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf31e08 [ 1327.291938][ T32] r4:00000000 [ 1327.291976][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.292047][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.292152][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.292245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325040 [ 1327.292322][ T32] r4:00000000 [ 1327.292368][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.292458][ T32] r9:83018205 r8:8535ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1327.292500][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.292612][ T32] r5:00001000 r4:e08d7000 [ 1327.292693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.292809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.292892][ T32] r5:853c078c r4:853c0400 [ 1327.292974][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.293144][ T32] r7:ddde2d80 r6:83018200 r5:853c078c r4:8531a380 [ 1327.293193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.293290][ T32] r10:61c88647 r9:8535ec00 r8:8531a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.293334][ T32] r4:8531a380 [ 1327.293373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.293498][ T32] r10:00000000 r9:8531a380 r8:80287e08 r7:eaff9e60 r6:8531a400 r5:8535ec00 [ 1327.293550][ T32] r4:00000001 [ 1327.293606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.293687][ T32] Exception stack(0xeaf31fb0 to 0xeaf31ff8) [ 1327.293738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.293826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.293885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.293958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.294026][ T32] r4:85310d00 [ 1327.320693][ T32] INFO: task kworker/1:458:4559 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.320964][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.321160][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.321276][ T32] Call trace: [ 1327.321352][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.321492][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.321678][ T32] r4:00000000 [ 1327.321763][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.321871][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.322018][ T32] dd20: ba22b000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.322142][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.322255][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.322335][ T32] r5:80070113 r4:80239bb0 [ 1327.322391][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.322574][ T32] r4:82ac21e4 [ 1327.322670][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.322852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.322925][ T32] r4:eae7ddc0 [ 1327.322984][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.323138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.323250][ T32] r4:00000000 [ 1327.323328][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.323455][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.323516][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.323623][ T32] r5:00001000 r4:ed8b3000 [ 1327.323681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.323780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.323890][ T32] r5:85cd538c r4:85cd5000 [ 1327.323960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.324082][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.324248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.347937][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.348099][ T32] r4:8530a300 [ 1327.348198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.348392][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.348472][ T32] r4:00000001 [ 1327.348533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.348643][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.348728][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.348841][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.348944][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.349043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.349109][ T32] r4:8530e480 [ 1327.349174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.349255][ T32] INFO: task kworker/1:459:4560 blocked for more than 453 seconds. [ 1327.349339][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.349416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.349489][ T32] task:kworker/1:459 state:D stack:0 pid:4560 tgid:4560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.349612][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.349779][ T32] Call trace: [ 1327.349892][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.350070][ T32] r10:8291a684 r9:eaf45d84 r8:00000002 r7:60000113 r6:eaf45d8c r5:8535d400 [ 1327.350153][ T32] r4:8535d400 [ 1327.350210][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.350374][ T32] r5:8535d400 r4:8291a680 [ 1327.350445][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.350557][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.350680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e08 [ 1327.350765][ T32] r4:00000000 [ 1327.350817][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.350923][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.351028][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.351142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853252c0 [ 1327.351206][ T32] r4:00000000 [ 1327.351260][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.351414][ T32] r9:83018205 r8:8535d400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.351503][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.351651][ T32] r5:00001000 r4:eaa8d000 [ 1327.351731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.351838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.351967][ T32] r5:853c0b8c r4:853c0800 [ 1327.352028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.352161][ T32] r7:ddde2d80 r6:83018200 r5:853c0b8c r4:8531a480 [ 1327.352231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.352337][ T32] r10:61c88647 r9:8535d400 r8:8531a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.352500][ T32] r4:8531a480 [ 1327.352584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.352715][ T32] r10:00000000 r9:8531a480 r8:80287e08 r7:eaf31e60 r6:8531a500 r5:8535d400 [ 1327.352796][ T32] r4:00000001 [ 1327.352849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.352927][ T32] Exception stack(0xeaf45fb0 to 0xeaf45ff8) [ 1327.352985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.353072][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.353148][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.353218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.353292][ T32] r4:85310d00 [ 1327.370603][ T32] INFO: task kworker/1:459:4560 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.370915][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.371114][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.371294][ T32] Call trace: [ 1327.371384][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.371558][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.371643][ T32] r4:00000000 [ 1327.371709][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.371816][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.371928][ T32] dd20: ba67d000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.372017][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.372097][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.372168][ T32] r5:80070113 r4:80239bb0 [ 1327.372228][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.372339][ T32] r4:82ac21e4 [ 1327.372411][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.372511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.372563][ T32] r4:eae7ddc0 [ 1327.372639][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.372764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.372860][ T32] r4:00000000 [ 1327.372935][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.373106][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.373201][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.373346][ T32] r5:00001000 r4:ed8b3000 [ 1327.373408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.373506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.373618][ T32] r5:85cd538c r4:85cd5000 [ 1327.373676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.373821][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.373911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.374034][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.374086][ T32] r4:8530a300 [ 1327.374181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.383874][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.384051][ T32] r4:00000001 [ 1327.384129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.384938][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.385039][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.385133][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.385216][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.385295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.385358][ T32] r4:8530e480 [ 1327.385543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.385675][ T32] INFO: task kworker/0:260:4563 blocked for more than 453 seconds. [ 1327.385764][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.385814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.385857][ T32] task:kworker/0:260 state:D stack:0 pid:4563 tgid:4563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.385985][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.386115][ T32] Call trace: [ 1327.386231][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.386340][ T32] r10:8291a684 r9:eaf71d84 r8:00000002 r7:60000013 r6:eaf71d8c r5:8535b000 [ 1327.386385][ T32] r4:8535b000 [ 1327.386459][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.386570][ T32] r5:8535b000 r4:8291a680 [ 1327.386778][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.386896][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.387214][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf71e08 [ 1327.387293][ T32] r4:00000000 [ 1327.387357][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.387454][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.387561][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.387667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531b740 [ 1327.387720][ T32] r4:00000000 [ 1327.387769][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.387919][ T32] r9:83018005 r8:8535b000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1327.387984][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.388115][ T32] r5:00001000 r4:e0893000 [ 1327.388206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.388318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.388435][ T32] r5:853c038c r4:853c0000 [ 1327.388482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.388590][ T32] r7:dddced80 r6:83018000 r5:853c038c r4:8531e700 [ 1327.388652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.388764][ T32] r10:61c88647 r9:8535b000 r8:8531e72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.388814][ T32] r4:8531e700 [ 1327.388854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.388958][ T32] r10:00000000 r9:8531e700 r8:80287e08 r7:eafe5e60 r6:8531a580 r5:8535b000 [ 1327.389196][ T32] r4:00000001 [ 1327.389254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.389446][ T32] Exception stack(0xeaf71fb0 to 0xeaf71ff8) [ 1327.389586][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.389959][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.390057][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.390170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.390242][ T32] r4:8531b740 [ 1327.391583][ T32] INFO: task kworker/0:260:4563 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.391679][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.391829][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.391965][ T32] Call trace: [ 1327.392346][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.392496][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.392568][ T32] r4:00000000 [ 1327.392648][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.393054][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.393153][ T32] dd20: ba67d000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.393254][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.393339][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.393613][ T32] r5:80070113 r4:80239bb0 [ 1327.393915][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.394032][ T32] r4:82ac21e4 [ 1327.394272][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.438713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.438845][ T32] r4:eae7ddc0 [ 1327.438939][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.439126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.439203][ T32] r4:00000000 [ 1327.439262][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.439393][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.439460][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.439583][ T32] r5:00001000 r4:ed8b3000 [ 1327.439641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.439746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.439866][ T32] r5:85cd538c r4:85cd5000 [ 1327.439938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.440058][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.440118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.440242][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.440311][ T32] r4:8530a300 [ 1327.440415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.440517][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.440563][ T32] r4:00000001 [ 1327.440600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.440679][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.440739][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.440793][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.440912][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.440975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.441047][ T32] r4:8530e480 [ 1327.441137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.441246][ T32] INFO: task kworker/0:261:4566 blocked for more than 453 seconds. [ 1327.441336][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.441428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.441496][ T32] task:kworker/0:261 state:D stack:0 pid:4566 tgid:4566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.441671][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.441804][ T32] Call trace: [ 1327.441930][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.442066][ T32] r10:8291a684 r9:eaf4dd84 r8:00000002 r7:60000113 r6:eaf4dd8c r5:8535bc00 [ 1327.442130][ T32] r4:8535bc00 [ 1327.442184][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.442294][ T32] r5:8535bc00 r4:8291a680 [ 1327.442347][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.442451][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.442586][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf4de08 [ 1327.442661][ T32] r4:00000000 [ 1327.442725][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.442868][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.442982][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.443088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547dec0 [ 1327.443142][ T32] r4:00000000 [ 1327.443223][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.443341][ T32] r9:83018005 r8:8535bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.443397][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.443536][ T32] r5:00001000 r4:eb0bd000 [ 1327.443606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.443713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.443832][ T32] r5:853f438c r4:853f4000 [ 1327.443931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.444148][ T32] r7:dddced80 r6:83018000 r5:853f438c r4:8531e780 [ 1327.453890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.454890][ T32] r10:61c88647 r9:8535bc00 r8:8531e7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.454989][ T32] r4:8531e780 [ 1327.455043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.455182][ T32] r10:00000000 r9:8531e780 r8:80287e08 r7:eafe5e60 r6:8531a600 r5:8535bc00 [ 1327.455245][ T32] r4:00000001 [ 1327.455319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.455430][ T32] Exception stack(0xeaf4dfb0 to 0xeaf4dff8) [ 1327.455532][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.455623][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.455707][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.455789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.455851][ T32] r4:8531be00 [ 1327.457187][ T32] INFO: task kworker/0:261:4566 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.457329][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.457517][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.457639][ T32] Call trace: [ 1327.457728][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.457870][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.457948][ T32] r4:00000000 [ 1327.458009][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.458142][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.458227][ T32] dd20: baab0000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.458310][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.458381][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.458458][ T32] r5:80070113 r4:80239bb0 [ 1327.458514][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.458619][ T32] r4:82ac21e4 [ 1327.458795][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.458937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.459002][ T32] r4:eae7ddc0 [ 1327.459059][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.459201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.459270][ T32] r4:00000000 [ 1327.459377][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.459511][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.459573][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.459723][ T32] r5:00001000 r4:ed8b3000 [ 1327.459797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.459926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.460044][ T32] r5:85cd538c r4:85cd5000 [ 1327.460103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.460231][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.460293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.460449][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.460555][ T32] r4:8530a300 [ 1327.460626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.460779][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.460865][ T32] r4:00000001 [ 1327.461040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.461155][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.461230][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.461309][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.461383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.461462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.461525][ T32] r4:8530e480 [ 1327.461687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.461781][ T32] INFO: task kworker/1:460:4568 blocked for more than 453 seconds. [ 1327.461887][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.461973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.462054][ T32] task:kworker/1:460 state:D stack:0 pid:4568 tgid:4568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.462187][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.462299][ T32] Call trace: [ 1327.462378][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.462505][ T32] r10:8291a684 r9:eaf65d84 r8:00000002 r7:60000113 r6:eaf65d8c r5:85368000 [ 1327.462597][ T32] r4:85368000 [ 1327.462687][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.462831][ T32] r5:85368000 r4:8291a680 [ 1327.462888][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.463006][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.463160][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 [ 1327.463263][ T32] r4:00000000 [ 1327.463321][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.463520][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.463626][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.463749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325480 [ 1327.463812][ T32] r4:00000000 [ 1327.463866][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.464004][ T32] r9:83018205 r8:85368000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1327.464067][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.489441][ T32] r5:00001000 r4:eaac1000 [ 1327.489637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.489823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.489959][ T32] r5:853c0f8c r4:853c0c00 [ 1327.490126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.490253][ T32] r7:ddde2d80 r6:83018200 r5:853c0f8c r4:8531a680 [ 1327.490305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.490421][ T32] r10:61c88647 r9:85368000 r8:8531a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.490481][ T32] r4:8531a680 [ 1327.490535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.490667][ T32] r10:00000000 r9:8531a680 r8:80287e08 r7:eaf45e60 r6:8531a700 r5:85368000 [ 1327.490727][ T32] r4:00000001 [ 1327.490814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.490965][ T32] Exception stack(0xeaf65fb0 to 0xeaf65ff8) [ 1327.491055][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.491167][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.491273][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.491368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.491429][ T32] r4:85325140 [ 1327.492771][ T32] INFO: task kworker/1:460:4568 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.492893][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.493080][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.493204][ T32] Call trace: [ 1327.493674][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.493821][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.493908][ T32] r4:00000000 [ 1327.494049][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.494154][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.494235][ T32] dd20: bacca000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.494343][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.512359][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.512488][ T32] r5:80070113 r4:80239bb0 [ 1327.512568][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.512642][ T32] r4:82ac21e4 [ 1327.512685][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.512739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.512801][ T32] r4:eae7ddc0 [ 1327.512825][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.512874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.512902][ T32] r4:00000000 [ 1327.513247][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.513353][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.513407][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.513556][ T32] r5:00001000 r4:ed8b3000 [ 1327.513580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.513675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.513731][ T32] r5:85cd538c r4:85cd5000 [ 1327.513753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.514243][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.522200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.522363][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.522434][ T32] r4:8530a300 [ 1327.522524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.522657][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.522720][ T32] r4:00000001 [ 1327.522853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.523091][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.523173][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.523285][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1327.523431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1327.523815][ T32] INFO: task kworker/1:461:4570 blocked for more than 454 seconds. [ 1327.523923][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.523956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.523979][ T32] task:kworker/1:461 state:D stack:0 pid:4570 tgid:4570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.540555][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.540682][ T32] Call trace: [ 1327.540849][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.540917][ T32] r10:8291a684 r9:eaf59d84 r8:00000002 r7:60000013 r6:eaf59d8c r5:85368c00 [ 1327.540944][ T32] r4:85368c00 [ 1327.541025][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.541077][ T32] r5:85368c00 r4:8291a680 [ 1327.541098][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.541141][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.541189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf59e08 [ 1327.541213][ T32] r4:00000000 [ 1327.541264][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.541306][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.541376][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.541578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325580 [ 1327.541682][ T32] r4:00000000 [ 1327.541707][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.541760][ T32] r9:83018205 r8:85368c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.541988][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.542040][ T32] r5:00001000 r4:eaae9000 [ 1327.542061][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.542280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.542389][ T32] r5:853c138c r4:853c1000 [ 1327.542569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1327.543624][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 25 printk messages dropped ** [ 1327.553411][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 ** 19 printk messages dropped ** [ 1327.569456][ T32] r4:8530e480 ** 12 printk messages dropped ** [ 1327.571710][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1327.572763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.572889][ T32] r5:853c178c r4:853c1400 [ 1327.572963][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.573202][ T32] r7:ddde2d80 r6:83018200 r5:853c178c r4:8531a880 [ 1327.573271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.573396][ T32] r10:61c88647 r9:85369800 r8:8531a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.573448][ T32] r4:8531a880 [ 1327.573520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.573614][ T32] r10:00000000 r9:8531a880 r8:80287e08 r7:eaf59e60 r6:8531a900 r5:85369800 [ 1327.573657][ T32] r4:00000001 [ 1327.573703][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.573829][ T32] Exception stack(0xeaf7dfb0 to 0xeaf7dff8) [ 1327.573887][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.573998][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.574103][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.574171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.598898][ T32] r4:85325380 [ 1327.599739][ T32] INFO: task kworker/1:462:4572 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.599791][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.599904][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.599971][ T32] Call trace: [ 1327.600022][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1327.600521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 ** 18 printk messages dropped ** [ 1327.602678][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1327.603202][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 14 printk messages dropped ** [ 1327.604178][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1327.625890][ T32] r7:ddde2d80 r6:83018200 r5:853c278c r4:8531a980 ** 16 printk messages dropped ** [ 1327.629262][ T32] Call trace: ** 12 printk messages dropped ** [ 1327.630783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 ** 21 printk messages dropped ** [ 1327.632477][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 23 printk messages dropped ** [ 1327.667829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325840 [ 1327.667923][ T32] r4:00000000 [ 1327.667981][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.668124][ T32] r9:83018205 r8:8536b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1327.668219][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.668373][ T32] r5:00001000 r4:eab29000 [ 1327.668436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.668543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.668662][ T32] r5:853c1b8c r4:853c1800 [ 1327.668740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.668861][ T32] r7:ddde2d80 r6:83018200 r5:853c1b8c r4:8531aa80 [ 1327.668934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.669049][ T32] r10:61c88647 r9:8536b000 r8:8531aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.669098][ T32] r4:8531aa80 [ 1327.669169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.669290][ T32] r10:00000000 r9:8531aa80 r8:80287e08 r7:eb00de60 r6:8531ab00 r5:8536b000 [ 1327.669365][ T32] r4:00000001 [ 1327.669511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.669618][ T32] Exception stack(0xeb019fb0 to 0xeb019ff8) [ 1327.669698][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.669780][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.669915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.669998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.670077][ T32] r4:85325640 [ 1327.671462][ T32] INFO: task kworker/1:464:4576 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.671565][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.671929][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.672117][ T32] Call trace: [ 1327.672226][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.672352][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.672408][ T32] r4:00000000 [ 1327.672459][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.672554][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.672622][ T32] dd20: bc3d4000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.672696][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.672765][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.672828][ T32] r5:80070113 r4:80239bb0 [ 1327.672967][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.673076][ T32] r4:82ac21e4 [ 1327.673139][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.673273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.673353][ T32] r4:eae7ddc0 [ 1327.673432][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1327.673874][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1327.699551][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.699685][ T32] r4:00000001 [ 1327.699830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.699936][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.700141][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.700341][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.700416][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.700552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.700609][ T32] r4:8530e480 [ 1327.700662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.700829][ T32] INFO: task kworker/1:465:4577 blocked for more than 454 seconds. [ 1327.700906][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.701564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.701640][ T32] task:kworker/1:465 state:D stack:0 pid:4577 tgid:4577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.701774][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.702023][ T32] Call trace: [ 1327.702169][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.702443][ T32] r10:8291a684 r9:eb02dd84 r8:00000002 r7:60000113 r6:eb02dd8c r5:8536bc00 [ 1327.702588][ T32] r4:8536bc00 [ 1327.702673][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.702921][ T32] r5:8536bc00 r4:8291a680 [ 1327.702961][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.703042][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.703160][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb02de08 [ 1327.703275][ T32] r4:00000000 [ 1327.703299][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.703339][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.703381][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.703516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325a40 [ 1327.703947][ T32] r4:00000000 [ 1327.704002][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.715792][ T32] r9:83018205 r8:8536bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1327.715877][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.716022][ T32] r5:00001000 r4:eab4f000 [ 1327.716073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.716162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.716260][ T32] r5:853c1f8c r4:853c1c00 [ 1327.716308][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.716422][ T32] r7:ddde2d80 r6:83018200 r5:853c1f8c r4:8531ab80 [ 1327.716481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.716590][ T32] r10:61c88647 r9:8536bc00 r8:8531abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.716642][ T32] r4:8531ab80 [ 1327.717148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.717368][ T32] r10:00000000 r9:8531ab80 r8:80287e08 r7:eb00de60 r6:8531ac00 r5:8536bc00 ** 5 printk messages dropped ** [ 1327.718510][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.720357][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.721352][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) ** 6 printk messages dropped ** [ 1327.721976][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1327.723035][ T32] r5:00001000 r4:ed8b3000 [ 1327.723443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.723563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.723682][ T32] r5:85cd538c r4:85cd5000 [ 1327.723733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.723849][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.723996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.724214][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.755952][ T32] r4:8530a300 [ 1327.756093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.756230][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.756280][ T32] r4:00000001 [ 1327.756335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.756452][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.756552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.756667][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.756745][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.756818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.756877][ T32] r4:8530e480 [ 1327.756941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.757045][ T32] INFO: task kworker/1:466:4580 blocked for more than 454 seconds. [ 1327.757204][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.757256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.757295][ T32] task:kworker/1:466 state:D stack:0 pid:4580 tgid:4580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.757439][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.757529][ T32] Call trace: [ 1327.757721][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.758019][ T32] r10:8291a684 r9:eb029d84 r8:00000002 r7:60000113 r6:eb029d8c r5:8536c800 [ 1327.758086][ T32] r4:8536c800 [ 1327.758124][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.758245][ T32] r5:8536c800 r4:8291a680 [ 1327.758446][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.758538][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.758776][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb029e08 [ 1327.758826][ T32] r4:00000000 [ 1327.758866][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.758953][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.759073][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.759291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325c40 [ 1327.759496][ T32] r4:00000000 [ 1327.759602][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.759747][ T32] r9:83018205 r8:8536c800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1327.759795][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.759885][ T32] r5:00001000 r4:eab65000 [ 1327.759932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.760530][ T32] r5:853c238c r4:853c2000 [ 1327.760612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.760774][ T32] r7:ddde2d80 r6:83018200 r5:853c238c r4:8531ac80 ** 1 printk messages dropped ** [ 1327.760934][ T32] r10:61c88647 r9:8536c800 r8:8531acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1327.761596][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.764103][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.786079][ T32] dd20: bce59000 df9c1000 00000001 80239b98 7f3cb000 00000001 ** 9 printk messages dropped ** [ 1327.788063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.788251][ T32] r4:00000000 [ 1327.788560][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.788772][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.788835][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.788926][ T32] r5:00001000 r4:ed8b3000 [ 1327.788969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.789053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.789175][ T32] r5:85cd538c r4:85cd5000 [ 1327.789239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.789369][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.789537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.789641][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.789701][ T32] r4:8530a300 [ 1327.790181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.790401][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.790624][ T32] r4:00000001 [ 1327.790760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.790867][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.791024][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.791084][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.791143][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.791220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.791285][ T32] r4:8530e480 [ 1327.791358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.791473][ T32] INFO: task kworker/1:467:4582 blocked for more than 454 seconds. [ 1327.791661][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.791744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.791842][ T32] task:kworker/1:467 state:D stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.792037][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.792430][ T32] Call trace: [ 1327.792495][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.792704][ T32] r10:8291a684 r9:eb035d84 r8:00000002 r7:60000113 r6:eb035d8c r5:8536d400 [ 1327.792928][ T32] r4:8536d400 [ 1327.793112][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.793249][ T32] r5:8536d400 r4:8291a680 [ 1327.793309][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.793512][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.793602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 [ 1327.793665][ T32] r4:00000000 [ 1327.793751][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.794004][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.794216][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.830315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325f40 [ 1327.830526][ T32] r4:00000000 [ 1327.831078][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.831244][ T32] r9:83018205 r8:8536d400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1327.831298][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.831610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.831732][ T32] r5:853c2b8c r4:853c2800 [ 1327.831788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.831915][ T32] r7:ddde2d80 r6:83018200 r5:853c2b8c r4:8531ad80 ** 1 printk messages dropped ** [ 1327.832095][ T32] r10:61c88647 r9:8536d400 r8:8531adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1327.832983][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.851481][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.853198][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.853262][ T32] r5:80070113 r4:80239bb0 [ 1327.853308][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.853622][ T32] r4:82ac21e4 [ 1327.853701][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.853837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.853905][ T32] r4:eae7ddc0 [ 1327.853959][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.854069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.854119][ T32] r4:00000000 [ 1327.854238][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.866328][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.866586][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.867130][ T32] r5:00001000 r4:ed8b3000 [ 1327.867215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.867320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.867430][ T32] r5:85cd538c r4:85cd5000 [ 1327.867486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.867612][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.867747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.868056][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.868129][ T32] r4:8530a300 [ 1327.868310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.868499][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.868566][ T32] r4:00000001 [ 1327.868626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.868907][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.869002][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.869072][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.869131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.869204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.869258][ T32] r4:8530e480 [ 1327.869549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.869670][ T32] INFO: task kworker/1:468:4584 blocked for more than 454 seconds. [ 1327.869757][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.869821][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.869964][ T32] task:kworker/1:468 state:D stack:0 pid:4584 tgid:4584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.870175][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.870286][ T32] Call trace: [ 1327.870396][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.870596][ T32] r10:8291a684 r9:eb039d84 r8:00000002 r7:60000113 r6:eb039d8c r5:8536e000 [ 1327.870692][ T32] r4:8536e000 [ 1327.870768][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.870921][ T32] r5:8536e000 r4:8291a680 [ 1327.870982][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.871248][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.871368][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 [ 1327.871436][ T32] r4:00000000 [ 1327.871562][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.871670][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.871820][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.871952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531be00 [ 1327.872036][ T32] r4:00000000 [ 1327.872141][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.872263][ T32] r9:83018205 r8:8536e000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1327.872320][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.872448][ T32] r5:00001000 r4:eae65000 [ 1327.872508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.872725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.873031][ T32] r5:853c2f8c r4:853c2c00 [ 1327.873104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.873235][ T32] r7:ddde2d80 r6:83018200 r5:853c2f8c r4:8531ae80 [ 1327.873297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.873563][ T32] r10:61c88647 r9:8536e000 r8:8531aeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.873636][ T32] r4:8531ae80 [ 1327.873811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.874004][ T32] r10:00000000 r9:8531ae80 r8:80287e08 r7:eb035e60 r6:8531af00 r5:8536e000 [ 1327.874084][ T32] r4:00000001 [ 1327.874255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.895423][ T32] Exception stack(0xeb039fb0 to 0xeb039ff8) [ 1327.895488][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.895523][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.895552][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.895608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.896226][ T32] r4:85325d40 [ 1327.896985][ T32] INFO: task kworker/1:468:4584 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.897045][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.897189][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.897259][ T32] Call trace: [ 1327.897292][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.897377][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.897407][ T32] r4:00000000 [ 1327.897427][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.897502][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.897537][ T32] dd20: bd5d3000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.897568][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.897620][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.897651][ T32] r5:80070113 r4:80239bb0 [ 1327.897677][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.897969][ T32] r4:82ac21e4 [ 1327.897998][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.898412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.898440][ T32] r4:eae7ddc0 [ 1327.898461][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.898599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.898633][ T32] r4:00000000 [ 1327.898685][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.898816][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.898853][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.898910][ T32] r5:00001000 r4:ed8b3000 [ 1327.899360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.899410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.899459][ T32] r5:85cd538c r4:85cd5000 [ 1327.899492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.899671][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.899698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.899758][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.899813][ T32] r4:8530a300 [ 1327.899838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.899890][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.899953][ T32] r4:00000001 [ 1327.899981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.900023][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.900054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.900084][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.900145][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.900202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.900228][ T32] r4:8530e480 [ 1327.900251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.900280][ T32] INFO: task kworker/1:469:4587 blocked for more than 454 seconds. [ 1327.900667][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.900702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.900725][ T32] task:kworker/1:469 state:D stack:0 pid:4587 tgid:4587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.900813][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.900861][ T32] Call trace: ** 1 printk messages dropped ** [ 1327.901041][ T32] r10:8291a684 r9:eb03dd84 r8:00000002 r7:60000113 r6:eb03dd8c r5:8536ec00 ** 5 printk messages dropped ** [ 1327.901761][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb03de08 ** 4 printk messages dropped ** [ 1327.901931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339040 ** 7 printk messages dropped ** [ 1327.902217][ T32] r5:853c338c r4:853c3000 [ 1327.902239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.902289][ T32] r7:ddde2d80 r6:83018200 r5:853c338c r4:8531af80 [ 1327.902314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.902367][ T32] r10:61c88647 r9:8536ec00 r8:8531afac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.902390][ T32] r4:8531af80 [ 1327.902410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.902458][ T32] r10:00000000 r9:8531af80 r8:80287e08 r7:eb039e60 r6:85337000 r5:8536ec00 [ 1327.902482][ T32] r4:00000001 [ 1327.902690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.902767][ T32] Exception stack(0xeb03dfb0 to 0xeb03dff8) [ 1327.902876][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.902917][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.903091][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.903160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.903189][ T32] r4:85339080 [ 1327.903715][ T32] INFO: task kworker/1:469:4587 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.903757][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.903898][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.904020][ T32] Call trace: [ 1327.904089][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.904155][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.934899][ T32] r4:00000000 [ 1327.935008][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.935088][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.935161][ T32] dd20: bdd8b000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.935200][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.935230][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.935258][ T32] r5:80070113 r4:80239bb0 [ 1327.935279][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.935362][ T32] r4:82ac21e4 [ 1327.935387][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.935438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.935461][ T32] r4:eae7ddc0 [ 1327.935513][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.935567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.935594][ T32] r4:00000000 [ 1327.935615][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.935674][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.935698][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.935750][ T32] r5:00001000 r4:ed8b3000 [ 1327.935772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.935862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.935950][ T32] r5:85cd538c r4:85cd5000 [ 1327.935974][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.936031][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1327.936090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.936150][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.936219][ T32] r4:8530a300 [ 1327.936301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.936454][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1327.936483][ T32] r4:00000001 [ 1327.936506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.936547][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1327.936666][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.936701][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.936744][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.936779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1327.938095][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.938682][ T32] r5:85370000 r4:8291a680 ** 3 printk messages dropped ** [ 1327.938859][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.939293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339580 [ 1327.939317][ T32] r4:00000000 [ 1327.939338][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.939659][ T32] r9:83018205 r8:85370000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1327.939698][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.939770][ T32] r5:00001000 r4:eaefd000 [ 1327.939794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.939837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.939883][ T32] r5:853c3b8c r4:853c3800 [ 1327.939908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.939993][ T32] r7:ddde2d80 r6:83018200 r5:853c3b8c r4:85337080 [ 1327.940228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.940284][ T32] r10:61c88647 r9:85370000 r8:853370ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.940307][ T32] r4:85337080 [ 1327.940327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.940471][ T32] r10:00000000 r9:85337080 r8:80287e08 r7:eb03de60 r6:85337100 r5:85370000 [ 1327.940500][ T32] r4:00000001 [ 1327.940551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.940595][ T32] Exception stack(0xeb041fb0 to 0xeb041ff8) [ 1327.940625][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.940656][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.940683][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.940714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.940736][ T32] r4:85339140 [ 1327.941488][ T32] INFO: task kworker/1:470:4588 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1327.941527][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.941589][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.941682][ T32] Call trace: [ 1327.941728][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.941789][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1327.941814][ T32] r4:00000000 [ 1327.941838][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.941884][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1327.942002][ T32] dd20: bdd8b000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1327.942076][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1327.942108][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1327.942134][ T32] r5:80070113 r4:80239bb0 [ 1327.942154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.942197][ T32] r4:82ac21e4 [ 1327.942218][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.942269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1327.942324][ T32] r4:eae7ddc0 [ 1327.942348][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.942395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1327.942586][ T32] r4:00000000 [ 1327.942615][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.942671][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1327.942695][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.942879][ T32] r5:00001000 r4:ed8b3000 [ 1327.942915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.942998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.943051][ T32] r5:85cd538c r4:85cd5000 ** 1 printk messages dropped ** [ 1327.943312][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 ** 5 printk messages dropped ** [ 1327.943542][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.943789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.970890][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.971359][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.971434][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.971528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 [ 1327.971616][ T32] r4:00000000 [ 1327.971650][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.971692][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.971737][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.971858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339380 [ 1327.972158][ T32] r4:00000000 [ 1327.972256][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.972433][ T32] r9:83018205 r8:85371800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1327.972497][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.972706][ T32] r5:00001000 r4:eaebf000 [ 1327.972788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.972948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.973103][ T32] r5:853c378c r4:853c3400 [ 1327.973181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.973301][ T32] r7:ddde2d80 r6:83018200 r5:853c378c r4:85337180 [ 1327.973359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.973521][ T32] r10:61c88647 r9:85371800 r8:853371ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.973594][ T32] r4:85337180 [ 1327.973658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1327.991017][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.993014][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1328.015813][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1328.017060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1328.017946][ T32] r4:8530a300 [ 1328.018002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.018125][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.018521][ T32] r4:00000001 [ 1328.018605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.018771][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.018996][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.019093][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.019198][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.019296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.019359][ T32] r4:8530e480 [ 1328.019584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.019694][ T32] INFO: task kworker/1:472:4592 blocked for more than 454 seconds. [ 1328.019807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.020201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.020285][ T32] task:kworker/1:472 state:D stack:0 pid:4592 tgid:4592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.020411][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.021906][ T32] Call trace: [ 1328.022017][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.022145][ T32] r10:8291a684 r9:eb049d84 r8:00000002 r7:60000013 r6:eb049d8c r5:85373000 [ 1328.022207][ T32] r4:85373000 [ 1328.022297][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.022424][ T32] r5:85373000 r4:8291a680 [ 1328.022481][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.022592][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.022807][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 [ 1328.022880][ T32] r4:00000000 [ 1328.022946][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.023069][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.023167][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.023436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339780 [ 1328.023597][ T32] r4:00000000 [ 1328.023682][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.023998][ T32] r9:83018205 r8:85373000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1328.024096][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.049408][ T32] r5:00001000 r4:eaf39000 [ 1328.049834][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.049998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.050109][ T32] r5:853c3f8c r4:853c3c00 [ 1328.050249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.050428][ T32] r7:ddde2d80 r6:83018200 r5:853c3f8c r4:85337280 [ 1328.050499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.050619][ T32] r10:61c88647 r9:85373000 r8:853372ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.050768][ T32] r4:85337280 [ 1328.050841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.050983][ T32] r10:00000000 r9:85337280 r8:80287e08 r7:eb041e60 r6:85337300 r5:85373000 [ 1328.051385][ T32] r4:00000001 [ 1328.051495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.051606][ T32] Exception stack(0xeb049fb0 to 0xeb049ff8) [ 1328.051684][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.051765][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.051863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.051955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.052023][ T32] r4:85339400 [ 1328.053408][ T32] INFO: task kworker/1:472:4592 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.053510][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1328.083627][ T32] dd20: be63c000 df9c1000 00000001 80239b98 7f3cb000 00000001 ** 6 printk messages dropped ** [ 1328.085665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 ** 8 printk messages dropped ** [ 1328.086794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.087409][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.087533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.087723][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.087804][ T32] r4:8530a300 [ 1328.088066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.088208][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.088297][ T32] r4:00000001 [ 1328.088370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.088488][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.088580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.088715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.088811][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.088902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.088976][ T32] r4:8530e480 [ 1328.089071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.089178][ T32] INFO: task kworker/1:473:4594 blocked for more than 454 seconds. [ 1328.089270][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.089363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.089427][ T32] task:kworker/1:473 state:D stack:0 pid:4594 tgid:4594 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.089627][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.089903][ T32] Call trace: [ 1328.090036][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.090189][ T32] r10:8291a684 r9:eb04dd84 r8:00000002 r7:60000113 r6:eb04dd8c r5:85373c00 [ 1328.090255][ T32] r4:85373c00 [ 1328.090319][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.090435][ T32] r5:85373c00 r4:8291a680 [ 1328.090498][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.090610][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.090730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 [ 1328.090825][ T32] r4:00000000 [ 1328.090925][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.091614][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.091742][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.091861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339cc0 [ 1328.091939][ T32] r4:00000000 [ 1328.092000][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.092122][ T32] r9:83018205 r8:85373c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 2 printk messages dropped ** [ 1328.092366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.092849][ T32] r5:853ccb8c r4:853cc800 [ 1328.092922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.093068][ T32] r7:ddde2d80 r6:83018200 r5:853ccb8c r4:85337380 [ 1328.093186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.093317][ T32] r10:61c88647 r9:85373c00 r8:853373ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.093588][ T32] r4:85337380 [ 1328.093673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.093853][ T32] r10:00000000 r9:85337380 r8:80287e08 r7:eb049e60 r6:85337480 r5:85373c00 [ 1328.093997][ T32] r4:00000001 [ 1328.094404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1328.115896][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.116036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1328.117836][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.118560][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 ** 2 printk messages dropped ** [ 1328.118787][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) ** 2 printk messages dropped ** [ 1328.119007][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.119077][ T32] r5:80070113 r4:80239bb0 ** 1 printk messages dropped ** [ 1328.119346][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1328.119532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.119591][ T32] r4:eae7ddc0 ** 1 printk messages dropped ** [ 1328.119784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 ** 2 printk messages dropped ** [ 1328.120085][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.120149][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.120250][ T32] r5:00001000 r4:ed8b3000 [ 1328.120301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.120399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.120514][ T32] r5:85cd538c r4:85cd5000 [ 1328.120577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.120707][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.120768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.120897][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.120985][ T32] r4:8530a300 [ 1328.121046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.121167][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.121259][ T32] r4:00000001 [ 1328.121325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.121428][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.121507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.121631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.121722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.121806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.121856][ T32] r4:8530e480 [ 1328.121923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.121998][ T32] INFO: task kworker/1:474:4595 blocked for more than 454 seconds. [ 1328.122077][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.122209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.122271][ T32] task:kworker/1:474 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.122472][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.122601][ T32] Call trace: [ 1328.122770][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.122897][ T32] r10:8291a684 r9:eb051d84 r8:00000002 r7:60000113 r6:eb051d8c r5:85374800 [ 1328.122975][ T32] r4:85374800 [ 1328.123029][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.123143][ T32] r5:85374800 r4:8291a680 [ 1328.123199][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.123305][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.123424][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 [ 1328.123483][ T32] r4:00000000 [ 1328.123572][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.123692][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.123821][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.123945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339980 [ 1328.124010][ T32] r4:00000000 [ 1328.124054][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.151261][ T32] r9:83018205 r8:85374800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1328.151460][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.151628][ T32] r5:00001000 r4:eaf49000 [ 1328.151755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.151882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.151998][ T32] r5:853cc38c r4:853cc000 [ 1328.152046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.152267][ T32] r7:ddde2d80 r6:83018200 r5:853cc38c r4:85337400 [ 1328.152351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.152478][ T32] r10:61c88647 r9:85374800 r8:8533742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.152722][ T32] r4:85337400 [ 1328.152800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.152946][ T32] r10:00000000 r9:85337400 r8:80287e08 r7:eb04de60 r6:85337500 r5:85374800 [ 1328.153035][ T32] r4:00000001 [ 1328.153163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.153277][ T32] Exception stack(0xeb051fb0 to 0xeb051ff8) [ 1328.153361][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.153442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.153558][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.153657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.153728][ T32] r4:85339840 [ 1328.170352][ T32] INFO: task kworker/1:474:4595 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.170601][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.170826][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.170979][ T32] Call trace: [ 1328.171330][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.171468][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.171541][ T32] r4:00000000 [ 1328.171604][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.171729][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.171807][ T32] dd20: beab6000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.171943][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.172031][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.172107][ T32] r5:80070113 r4:80239bb0 [ 1328.172165][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.172264][ T32] r4:82ac21e4 [ 1328.172321][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.172432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.172504][ T32] r4:eae7ddc0 [ 1328.172569][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.172692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.172760][ T32] r4:00000000 [ 1328.172811][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.172924][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.172972][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.173077][ T32] r5:00001000 r4:ed8b3000 [ 1328.173129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.173245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.173380][ T32] r5:85cd538c r4:85cd5000 [ 1328.173436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.173559][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.173620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.173773][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.173846][ T32] r4:8530a300 [ 1328.173912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.174044][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.174108][ T32] r4:00000001 [ 1328.174172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.190672][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.190812][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.190874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.190926][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.190987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.191073][ T32] r4:8530e480 [ 1328.191128][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.191205][ T32] INFO: task kworker/1:475:4598 blocked for more than 454 seconds. [ 1328.191268][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.191317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.191388][ T32] task:kworker/1:475 state:D stack:0 pid:4598 tgid:4598 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.191518][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.191705][ T32] Call trace: [ 1328.191786][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.192004][ T32] r10:8291a684 r9:eb045d84 r8:00000002 r7:60000113 r6:eb045d8c r5:85370c00 [ 1328.192059][ T32] r4:85370c00 [ 1328.192100][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.192182][ T32] r5:85370c00 r4:8291a680 [ 1328.192224][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.192298][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.192379][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 [ 1328.192422][ T32] r4:00000000 [ 1328.192459][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.192525][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.192628][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.192742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339b80 [ 1328.192852][ T32] r4:00000000 [ 1328.192900][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.192992][ T32] r9:83018205 r8:85370c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.193075][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.193168][ T32] r5:00001000 r4:eaf79000 [ 1328.193209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.193322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.193415][ T32] r5:853cc78c r4:853cc400 [ 1328.193456][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.193628][ T32] r7:ddde2d80 r6:83018200 r5:853cc78c r4:85337580 [ 1328.193690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.193794][ T32] r10:61c88647 r9:85370c00 r8:853375ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.193869][ T32] r4:85337580 [ 1328.193978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.194083][ T32] r10:00000000 r9:85337580 r8:80287e08 r7:eb04de60 r6:85337600 r5:85370c00 [ 1328.194279][ T32] r4:00000001 [ 1328.208189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.208380][ T32] Exception stack(0xeb045fb0 to 0xeb045ff8) [ 1328.208509][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.208608][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.208707][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.208804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.208874][ T32] r4:85339a00 [ 1328.210226][ T32] INFO: task kworker/1:475:4598 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.210317][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.210480][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.210670][ T32] Call trace: [ 1328.210837][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.211070][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.211176][ T32] r4:00000000 [ 1328.211244][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.211358][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.211444][ T32] dd20: bed57000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.211528][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.211608][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.211757][ T32] r5:80070113 r4:80239bb0 [ 1328.211829][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.211952][ T32] r4:82ac21e4 [ 1328.212127][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.212244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.212312][ T32] r4:eae7ddc0 [ 1328.212407][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.212533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.212619][ T32] r4:00000000 [ 1328.212683][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.212813][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.212884][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.213051][ T32] r5:00001000 r4:ed8b3000 [ 1328.213125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.213239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.213357][ T32] r5:85cd538c r4:85cd5000 [ 1328.213479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.213605][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.213695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.213812][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.213866][ T32] r4:8530a300 [ 1328.213924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.214070][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.214149][ T32] r4:00000001 [ 1328.214195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.214331][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.230109][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.230215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.230359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.230486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.230586][ T32] r4:8530e480 [ 1328.230657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.230732][ T32] INFO: task kworker/1:476:4600 blocked for more than 454 seconds. [ 1328.230874][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.230933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.230977][ T32] task:kworker/1:476 state:D stack:0 pid:4600 tgid:4600 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.231150][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.231307][ T32] Call trace: [ 1328.231385][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.231495][ T32] r10:8291a684 r9:eb055d84 r8:00000002 r7:60000113 r6:eb055d8c r5:85375400 [ 1328.231544][ T32] r4:85375400 [ 1328.231633][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.231769][ T32] r5:85375400 r4:8291a680 [ 1328.231853][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.231963][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.232104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 [ 1328.232171][ T32] r4:00000000 [ 1328.232224][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.232322][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.232426][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.232562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339e40 [ 1328.232620][ T32] r4:00000000 [ 1328.232677][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.232802][ T32] r9:83018205 r8:85375400 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1328.232854][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.232963][ T32] r5:00001000 r4:eb05f000 [ 1328.233044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.233162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.233288][ T32] r5:853ccf8c r4:853ccc00 [ 1328.233354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.233462][ T32] r7:ddde2d80 r6:83018200 r5:853ccf8c r4:85337680 [ 1328.233538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.233761][ T32] r10:61c88647 r9:85375400 r8:853376ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.233824][ T32] r4:85337680 [ 1328.233883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.234047][ T32] r10:00000000 r9:85337680 r8:80287e08 r7:eb04de60 r6:85337700 r5:85375400 [ 1328.234113][ T32] r4:00000001 [ 1328.234217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.255062][ T32] Exception stack(0xeb055fb0 to 0xeb055ff8) [ 1328.255181][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.255256][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.255315][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.255391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.255458][ T32] r4:85339b40 [ 1328.256769][ T32] INFO: task kworker/1:476:4600 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.256889][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.257084][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.257220][ T32] Call trace: [ 1328.257300][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.257431][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.257515][ T32] r4:00000000 [ 1328.257589][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.257714][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.257800][ T32] dd20: bf12c000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.257882][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.257946][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.257997][ T32] r5:80070113 r4:80239bb0 [ 1328.258082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.258195][ T32] r4:82ac21e4 [ 1328.258320][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.258436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.258500][ T32] r4:eae7ddc0 [ 1328.258552][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.258650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.258720][ T32] r4:00000000 [ 1328.258803][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.258925][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.259024][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.259148][ T32] r5:00001000 r4:ed8b3000 [ 1328.259203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.259288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.259387][ T32] r5:85cd538c r4:85cd5000 [ 1328.259447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.259570][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.259649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.259768][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.259841][ T32] r4:8530a300 [ 1328.259914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.260041][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.260130][ T32] r4:00000001 [ 1328.260207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.260304][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.260378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.260457][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.260520][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.260582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.260629][ T32] r4:8530e480 [ 1328.260672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.260721][ T32] INFO: task kworker/1:477:4602 blocked for more than 454 seconds. [ 1328.260780][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.260828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.260868][ T32] task:kworker/1:477 state:D stack:0 pid:4602 tgid:4602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.260972][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.261081][ T32] Call trace: [ 1328.261178][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.261297][ T32] r10:8291a684 r9:eb05dd84 r8:00000002 r7:60000013 r6:eb05dd8c r5:85376000 [ 1328.261376][ T32] r4:85376000 [ 1328.261465][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.261582][ T32] r5:85376000 r4:8291a680 [ 1328.261675][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.261792][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.261918][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb05de08 [ 1328.262015][ T32] r4:00000000 [ 1328.262085][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.262186][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.262310][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.262436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462040 [ 1328.262497][ T32] r4:00000000 [ 1328.262575][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.262734][ T32] r9:83018205 r8:85376000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1328.262829][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.262977][ T32] r5:00001000 r4:eb083000 [ 1328.263075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.263193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.263309][ T32] r5:853cd78c r4:853cd400 [ 1328.263359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.263482][ T32] r7:ddde2d80 r6:83018200 r5:853cd78c r4:85337780 [ 1328.263557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.263693][ T32] r10:61c88647 r9:85376000 r8:853377ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.263817][ T32] r4:85337780 [ 1328.263914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.264071][ T32] r10:00000000 r9:85337780 r8:80287e08 r7:eb055e60 r6:85337800 r5:85376000 [ 1328.264206][ T32] r4:00000001 [ 1328.290044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.290230][ T32] Exception stack(0xeb05dfb0 to 0xeb05dff8) [ 1328.290322][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.290408][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.290488][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.290627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.290712][ T32] r4:85339c40 [ 1328.292131][ T32] INFO: task kworker/1:477:4602 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.292239][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.292432][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.292549][ T32] Call trace: [ 1328.292633][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.292775][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.292840][ T32] r4:00000000 [ 1328.292977][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.293094][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.293170][ T32] dd20: bf37f000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.293234][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.293286][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.293335][ T32] r5:80070113 r4:80239bb0 [ 1328.293378][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.293466][ T32] r4:82ac21e4 [ 1328.293509][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.293611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.293694][ T32] r4:eae7ddc0 [ 1328.293781][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.293942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.294041][ T32] r4:00000000 [ 1328.294105][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.304844][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.305057][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.305242][ T32] r5:00001000 r4:ed8b3000 [ 1328.305347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.305466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.305596][ T32] r5:85cd538c r4:85cd5000 [ 1328.305657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.305786][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.305852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.306021][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.306123][ T32] r4:8530a300 [ 1328.306201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.306332][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.306396][ T32] r4:00000001 [ 1328.306469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.306593][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.306713][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.306849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.306926][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.307020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.307093][ T32] r4:8530e480 [ 1328.307162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.307254][ T32] INFO: task kworker/1:478:4603 blocked for more than 454 seconds. [ 1328.307334][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.307410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.307489][ T32] task:kworker/1:478 state:D stack:0 pid:4603 tgid:4603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.307627][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.307733][ T32] Call trace: [ 1328.307806][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.307925][ T32] r10:8291a684 r9:eb071d84 r8:00000002 r7:60000113 r6:eb071d8c r5:85376c00 [ 1328.308019][ T32] r4:85376c00 [ 1328.308107][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.308240][ T32] r5:85376c00 r4:8291a680 [ 1328.308303][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.308410][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.308537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb071e08 [ 1328.308596][ T32] r4:00000000 [ 1328.308654][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.308776][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.308875][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.309026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325f80 [ 1328.309107][ T32] r4:00000000 [ 1328.309166][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.309299][ T32] r9:83018205 r8:85376c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1328.309360][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.309486][ T32] r5:00001000 r4:eb06b000 [ 1328.309542][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.309658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.309786][ T32] r5:853cd38c r4:853cd000 [ 1328.309856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.309973][ T32] r7:ddde2d80 r6:83018200 r5:853cd38c r4:85337880 [ 1328.310040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.310172][ T32] r10:61c88647 r9:85376c00 r8:853378ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.310246][ T32] r4:85337880 [ 1328.310307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.310460][ T32] r10:00000000 r9:85337880 r8:80287e08 r7:eb05de60 r6:85337900 r5:85376c00 [ 1328.310540][ T32] r4:00000001 [ 1328.310604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.310707][ T32] Exception stack(0xeb071fb0 to 0xeb071ff8) [ 1328.310821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.310903][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.311002][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.311091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.311152][ T32] r4:85339c40 [ 1328.312471][ T32] INFO: task kworker/1:478:4603 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.312566][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.312712][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.312846][ T32] Call trace: [ 1328.312998][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.313150][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.313223][ T32] r4:00000000 [ 1328.313278][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.313383][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.313465][ T32] dd20: bf37f000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.313545][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.313639][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.313722][ T32] r5:80070113 r4:80239bb0 [ 1328.313791][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.313915][ T32] r4:82ac21e4 [ 1328.313967][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.314143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.334959][ T32] r4:eae7ddc0 [ 1328.335185][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.335356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.335422][ T32] r4:00000000 [ 1328.335493][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.335621][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.335682][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.335806][ T32] r5:00001000 r4:ed8b3000 [ 1328.335883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.336062][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.336184][ T32] r5:85cd538c r4:85cd5000 [ 1328.336267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.336400][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.336462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.336614][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.336692][ T32] r4:8530a300 [ 1328.336751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.336879][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.336974][ T32] r4:00000001 [ 1328.337055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.337156][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.337259][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.337364][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.337450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.337542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.337658][ T32] r4:8530e480 [ 1328.337745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.337846][ T32] INFO: task kworker/1:479:4606 blocked for more than 454 seconds. [ 1328.337959][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.338052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.338115][ T32] task:kworker/1:479 state:D stack:0 pid:4606 tgid:4606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.338258][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.338368][ T32] Call trace: [ 1328.338447][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.338566][ T32] r10:8291a684 r9:eb069d84 r8:00000002 r7:60000013 r6:eb069d8c r5:85372400 [ 1328.338652][ T32] r4:85372400 [ 1328.338719][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.338853][ T32] r5:85372400 r4:8291a680 [ 1328.338902][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.338997][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.339111][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 [ 1328.339170][ T32] r4:00000000 [ 1328.339254][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.339348][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.339438][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.339543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462300 [ 1328.339622][ T32] r4:00000000 [ 1328.339676][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.339794][ T32] r9:83018205 r8:85372400 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1328.339878][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.340002][ T32] r5:00001000 r4:df9d1000 [ 1328.340069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.340194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.340301][ T32] r5:853cdb8c r4:853cd800 [ 1328.340371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.340503][ T32] r7:ddde2d80 r6:83018200 r5:853cdb8c r4:85337980 [ 1328.340563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.340708][ T32] r10:61c88647 r9:85372400 r8:853379ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.340777][ T32] r4:85337980 [ 1328.340874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.341021][ T32] r10:00000000 r9:85337980 r8:80287e08 r7:eb05de60 r6:85337a00 r5:85372400 [ 1328.341084][ T32] r4:00000001 [ 1328.341154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.341253][ T32] Exception stack(0xeb069fb0 to 0xeb069ff8) [ 1328.341325][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.341403][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.341474][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.341554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.341621][ T32] r4:85462000 [ 1328.342978][ T32] INFO: task kworker/1:479:4606 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.343104][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.343280][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.343390][ T32] Call trace: [ 1328.343471][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.343642][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.343736][ T32] r4:00000000 [ 1328.343806][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.343953][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.344050][ T32] dd20: bf519000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.344130][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.376139][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.376303][ T32] r5:80070113 r4:80239bb0 [ 1328.376361][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.376471][ T32] r4:82ac21e4 [ 1328.376510][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.376624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.376698][ T32] r4:eae7ddc0 [ 1328.376765][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.376882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.376972][ T32] r4:00000000 [ 1328.377054][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.377201][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.377284][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.377405][ T32] r5:00001000 r4:ed8b3000 [ 1328.377490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.377638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.377768][ T32] r5:85cd538c r4:85cd5000 [ 1328.377851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.377987][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.378087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.378225][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.378313][ T32] r4:8530a300 [ 1328.378380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.378519][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.378582][ T32] r4:00000001 [ 1328.378643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.378790][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.378873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.378953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.379044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.379149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.379219][ T32] r4:8530e480 [ 1328.379307][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.379391][ T32] INFO: task kworker/1:480:4608 blocked for more than 454 seconds. [ 1328.379471][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.379542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.379623][ T32] task:kworker/1:480 state:D stack:0 pid:4608 tgid:4608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.379790][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.379921][ T32] Call trace: [ 1328.380061][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.380196][ T32] r10:8291a684 r9:eb091d84 r8:00000002 r7:60000013 r6:eb091d8c r5:85428000 [ 1328.380278][ T32] r4:85428000 [ 1328.380351][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.380461][ T32] r5:85428000 r4:8291a680 [ 1328.380506][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.380610][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.380751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb091e08 [ 1328.380839][ T32] r4:00000000 [ 1328.380913][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.381045][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.381168][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.381289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462480 [ 1328.381355][ T32] r4:00000000 [ 1328.381408][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.381529][ T32] r9:83018205 r8:85428000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1328.381595][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.381709][ T32] r5:00001000 r4:dfa87000 [ 1328.381789][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.381898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.382022][ T32] r5:853cdf8c r4:853cdc00 [ 1328.382074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.382201][ T32] r7:ddde2d80 r6:83018200 r5:853cdf8c r4:85337a80 [ 1328.382261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.382386][ T32] r10:61c88647 r9:85428000 r8:85337aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.382443][ T32] r4:85337a80 [ 1328.382486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.382600][ T32] r10:00000000 r9:85337a80 r8:80287e08 r7:eb069e60 r6:85337b00 r5:85428000 [ 1328.382681][ T32] r4:00000001 [ 1328.382780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.382896][ T32] Exception stack(0xeb091fb0 to 0xeb091ff8) [ 1328.383000][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.383101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.383175][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.383259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.383320][ T32] r4:85462180 [ 1328.409744][ T32] INFO: task kworker/1:480:4608 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.410022][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.410215][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.410396][ T32] Call trace: [ 1328.410527][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.410687][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.410793][ T32] r4:00000000 [ 1328.410865][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.410990][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.411098][ T32] dd20: bf950000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.411192][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.411269][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.411358][ T32] r5:80070113 r4:80239bb0 [ 1328.411420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.411538][ T32] r4:82ac21e4 [ 1328.411624][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.411783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.411881][ T32] r4:eae7ddc0 [ 1328.411952][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.412084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.412160][ T32] r4:00000000 [ 1328.412226][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.412353][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.412416][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.412529][ T32] r5:00001000 r4:ed8b3000 [ 1328.412609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.412712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.412871][ T32] r5:85cd538c r4:85cd5000 [ 1328.412934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.413068][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.413178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.413302][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.413362][ T32] r4:8530a300 [ 1328.413417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.413581][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.413655][ T32] r4:00000001 [ 1328.413708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.413805][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.413883][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.414012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.414114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.433163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.433397][ T32] r4:8530e480 [ 1328.433487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.433586][ T32] INFO: task kworker/1:481:4610 blocked for more than 454 seconds. [ 1328.433676][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.433745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.433829][ T32] task:kworker/1:481 state:D stack:0 pid:4610 tgid:4610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.434055][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.445027][ T32] Call trace: [ 1328.445148][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.445334][ T32] r10:8291a684 r9:eb099d84 r8:00000002 r7:60000113 r6:eb099d8c r5:85393c00 [ 1328.445406][ T32] r4:85393c00 [ 1328.445532][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.445654][ T32] r5:85393c00 r4:8291a680 [ 1328.445712][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.445845][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.445965][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb099e08 [ 1328.446065][ T32] r4:00000000 [ 1328.446158][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.446269][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.446375][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.446483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462b80 [ 1328.446599][ T32] r4:00000000 [ 1328.446664][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.446803][ T32] r9:83018205 r8:85393c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.446860][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.446980][ T32] r5:00001000 r4:e0567000 [ 1328.447034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.447121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.447201][ T32] r5:853cf38c r4:853cf000 [ 1328.447234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.447343][ T32] r7:ddde2d80 r6:83018200 r5:853cf38c r4:85337b80 [ 1328.447392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.447495][ T32] r10:61c88647 r9:85393c00 r8:85337bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.447553][ T32] r4:85337b80 [ 1328.447601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.447718][ T32] r10:00000000 r9:85337b80 r8:80287e08 r7:eb091e60 r6:8531e800 r5:85393c00 [ 1328.447787][ T32] r4:00000001 [ 1328.447849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.448019][ T32] Exception stack(0xeb099fb0 to 0xeb099ff8) [ 1328.448112][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.448203][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.448264][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.448340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.448419][ T32] r4:85462280 [ 1328.449773][ T32] INFO: task kworker/1:481:4610 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.449883][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.450142][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.450278][ T32] Call trace: [ 1328.450355][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.450475][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.450563][ T32] r4:00000000 [ 1328.450653][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.450801][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.450877][ T32] dd20: bfc75000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.450960][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.451049][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.451137][ T32] r5:80070113 r4:80239bb0 [ 1328.451191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.451294][ T32] r4:82ac21e4 [ 1328.451346][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.451459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.451540][ T32] r4:eae7ddc0 [ 1328.451627][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.451774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.451841][ T32] r4:00000000 [ 1328.451900][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.452023][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.452081][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.452188][ T32] r5:00001000 r4:ed8b3000 [ 1328.452240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.452340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.452460][ T32] r5:85cd538c r4:85cd5000 [ 1328.452530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.452646][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.452701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.452826][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.452907][ T32] r4:8530a300 [ 1328.452988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.453137][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.453222][ T32] r4:00000001 [ 1328.453291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.453424][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.453503][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.453582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.453652][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.453728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.453794][ T32] r4:8530e480 [ 1328.453851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.453972][ T32] INFO: task kworker/1:482:4612 blocked for more than 454 seconds. [ 1328.454077][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.454202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.475033][ T32] task:kworker/1:482 state:D stack:0 pid:4612 tgid:4612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.475270][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.475397][ T32] Call trace: [ 1328.475488][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.475659][ T32] r10:8291a684 r9:eb0b1d84 r8:00000002 r7:60000113 r6:eb0b1d8c r5:85396000 [ 1328.475735][ T32] r4:85396000 [ 1328.475812][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.475923][ T32] r5:85396000 r4:8291a680 [ 1328.476020][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.476239][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.476379][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b1e08 [ 1328.476480][ T32] r4:00000000 [ 1328.476576][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.476673][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.476777][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.476929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854625c0 [ 1328.477064][ T32] r4:00000000 [ 1328.477125][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.477301][ T32] r9:83018205 r8:85396000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1328.477372][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.477601][ T32] r5:00001000 r4:dfce5000 [ 1328.477707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.477822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.477937][ T32] r5:853ce38c r4:853ce000 [ 1328.477995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.478132][ T32] r7:ddde2d80 r6:83018200 r5:853ce38c r4:85337c00 [ 1328.478290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.478429][ T32] r10:61c88647 r9:85396000 r8:85337c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.478494][ T32] r4:85337c00 [ 1328.478574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.478727][ T32] r10:00000000 r9:85337c00 r8:80287e08 r7:eb099e60 r6:8531e880 r5:85396000 [ 1328.478891][ T32] r4:00000001 [ 1328.478963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.479067][ T32] Exception stack(0xeb0b1fb0 to 0xeb0b1ff8) [ 1328.479133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.479250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.479336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.479417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.479471][ T32] r4:85462440 [ 1328.480790][ T32] INFO: task kworker/1:482:4612 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.480897][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.481125][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.481243][ T32] Call trace: [ 1328.481381][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.481533][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.481624][ T32] r4:00000000 [ 1328.481699][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.481835][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.481925][ T32] dd20: bfd98000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.482019][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.482093][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.482159][ T32] r5:80070113 r4:80239bb0 [ 1328.482212][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.482311][ T32] r4:82ac21e4 [ 1328.482361][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.482470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.482531][ T32] r4:eae7ddc0 [ 1328.482582][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.482699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.482803][ T32] r4:00000000 [ 1328.482880][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.483016][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.483100][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.483220][ T32] r5:00001000 r4:ed8b3000 [ 1328.483266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.483361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.483471][ T32] r5:85cd538c r4:85cd5000 [ 1328.483524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.483648][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.483729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.483879][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.483954][ T32] r4:8530a300 [ 1328.484011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.484121][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.506044][ T32] r4:00000001 [ 1328.506249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.506383][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.506478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.506553][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.506643][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.506734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.506838][ T32] r4:8530e480 [ 1328.506910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.506982][ T32] INFO: task kworker/1:483:4613 blocked for more than 455 seconds. [ 1328.507074][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.507157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.507258][ T32] task:kworker/1:483 state:D stack:0 pid:4613 tgid:4613 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.507389][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.507557][ T32] Call trace: [ 1328.507645][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.507787][ T32] r10:8291a684 r9:eb0b5d84 r8:00000002 r7:60000113 r6:eb0b5d8c r5:85390c00 [ 1328.507869][ T32] r4:85390c00 [ 1328.507936][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.508057][ T32] r5:85390c00 r4:8291a680 [ 1328.508113][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.508230][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.508348][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b5e08 [ 1328.508406][ T32] r4:00000000 [ 1328.508454][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.508544][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.508702][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.508820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462740 [ 1328.508878][ T32] r4:00000000 [ 1328.508934][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.509084][ T32] r9:83018205 r8:85390c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1328.509159][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.509277][ T32] r5:00001000 r4:dfed7000 [ 1328.509373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.509486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.509612][ T32] r5:853ce78c r4:853ce400 [ 1328.509668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.509789][ T32] r7:ddde2d80 r6:83018200 r5:853ce78c r4:85337c80 [ 1328.509898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.510053][ T32] r10:61c88647 r9:85390c00 r8:85337cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.510134][ T32] r4:85337c80 [ 1328.510219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.510338][ T32] r10:00000000 r9:85337c80 r8:80287e08 r7:eb099e60 r6:8531e900 r5:85390c00 [ 1328.510398][ T32] r4:00000001 [ 1328.510447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.510539][ T32] Exception stack(0xeb0b5fb0 to 0xeb0b5ff8) [ 1328.510766][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.510852][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.510923][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.511037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.511098][ T32] r4:85462440 [ 1328.512458][ T32] INFO: task kworker/1:483:4613 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.512550][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.512722][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.512841][ T32] Call trace: [ 1328.512929][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.513174][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.513280][ T32] r4:00000000 [ 1328.513599][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.513858][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.513978][ T32] dd20: bfee6000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.514209][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.543364][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.543483][ T32] r5:80070113 r4:80239bb0 [ 1328.543574][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.543727][ T32] r4:82ac21e4 [ 1328.543789][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.543901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.543960][ T32] r4:eae7ddc0 [ 1328.544022][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.544184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.545025][ T32] r4:00000000 [ 1328.545103][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.545243][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.545301][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.545411][ T32] r5:00001000 r4:ed8b3000 [ 1328.545466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.545595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.545730][ T32] r5:85cd538c r4:85cd5000 [ 1328.545797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.545929][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.545978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.546096][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.546174][ T32] r4:8530a300 [ 1328.546230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.546329][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.546386][ T32] r4:00000001 [ 1328.546435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.546528][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.546641][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.546892][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.546987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.547076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.547138][ T32] r4:8530e480 [ 1328.547221][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.547322][ T32] INFO: task kworker/1:484:4617 blocked for more than 455 seconds. [ 1328.547421][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.547505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.547566][ T32] task:kworker/1:484 state:D stack:0 pid:4617 tgid:4617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.547733][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.547846][ T32] Call trace: [ 1328.547932][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.548080][ T32] r10:8291a684 r9:eacb9d84 r8:00000002 r7:60000113 r6:eacb9d8c r5:85396c00 [ 1328.548143][ T32] r4:85396c00 [ 1328.548223][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.548341][ T32] r5:85396c00 r4:8291a680 [ 1328.548388][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.548524][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.548672][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb9e08 [ 1328.548740][ T32] r4:00000000 [ 1328.548798][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.548889][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.549058][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.549184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462900 [ 1328.549247][ T32] r4:00000000 [ 1328.549300][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.549453][ T32] r9:83018205 r8:85396c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1328.549521][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.549638][ T32] r5:00001000 r4:e0007000 [ 1328.549698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.549802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.549923][ T32] r5:853ceb8c r4:853ce800 [ 1328.550002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.550147][ T32] r7:ddde2d80 r6:83018200 r5:853ceb8c r4:85337d00 [ 1328.550205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.550324][ T32] r10:61c88647 r9:85396c00 r8:85337d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.550388][ T32] r4:85337d00 [ 1328.550441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.550552][ T32] r10:00000000 r9:85337d00 r8:80287e08 r7:eb099e60 r6:8531e980 r5:85396c00 [ 1328.550638][ T32] r4:00000001 [ 1328.550691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.550813][ T32] Exception stack(0xeacb9fb0 to 0xeacb9ff8) [ 1328.550903][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.550996][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.551074][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.551179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.551258][ T32] r4:85462780 [ 1328.552660][ T32] INFO: task kworker/1:484:4617 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.552759][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.552950][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.553226][ T32] Call trace: [ 1328.553341][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.553499][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.553560][ T32] r4:00000000 [ 1328.553604][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.553717][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.553796][ T32] dd20: c00e5000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.553873][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.553938][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.554018][ T32] r5:80070113 r4:80239bb0 [ 1328.554079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.579911][ T32] r4:82ac21e4 [ 1328.580083][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.580227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.580303][ T32] r4:eae7ddc0 [ 1328.580372][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.580488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.580558][ T32] r4:00000000 [ 1328.580616][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.580747][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.580841][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.580983][ T32] r5:00001000 r4:ed8b3000 [ 1328.581072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.581197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.581383][ T32] r5:85cd538c r4:85cd5000 [ 1328.581446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.581565][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.581627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.581753][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.581821][ T32] r4:8530a300 [ 1328.581884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.582025][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.582093][ T32] r4:00000001 [ 1328.582151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.582277][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.582409][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.582523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.582608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.582706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.582833][ T32] r4:8530e480 [ 1328.582918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.583020][ T32] INFO: task kworker/1:485:4618 blocked for more than 455 seconds. [ 1328.583107][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.583207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.583295][ T32] task:kworker/1:485 state:D stack:0 pid:4618 tgid:4618 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.583459][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.583566][ T32] Call trace: [ 1328.583650][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.583783][ T32] r10:8291a684 r9:eb0b9d84 r8:00000002 r7:60000013 r6:eb0b9d8c r5:85395400 [ 1328.583847][ T32] r4:85395400 [ 1328.583897][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.584022][ T32] r5:85395400 r4:8291a680 [ 1328.584073][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.584235][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.598734][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b9e08 [ 1328.598899][ T32] r4:00000000 [ 1328.598958][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.599088][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.599206][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.599318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462a80 [ 1328.599406][ T32] r4:00000000 [ 1328.599472][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.599598][ T32] r9:83018205 r8:85395400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1328.599662][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.599803][ T32] r5:00001000 r4:e00d3000 [ 1328.599919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.600049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.600187][ T32] r5:853cef8c r4:853cec00 [ 1328.600285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.600414][ T32] r7:ddde2d80 r6:83018200 r5:853cef8c r4:85337d80 [ 1328.600464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.600609][ T32] r10:61c88647 r9:85395400 r8:85337dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.600675][ T32] r4:85337d80 [ 1328.600725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.600884][ T32] r10:00000000 r9:85337d80 r8:80287e08 r7:eb099e60 r6:8531ea00 r5:85395400 [ 1328.600962][ T32] r4:00000001 [ 1328.601030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.601138][ T32] Exception stack(0xeb0b9fb0 to 0xeb0b9ff8) [ 1328.601266][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.601364][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.601436][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.601506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.601559][ T32] r4:85462540 [ 1328.602892][ T32] INFO: task kworker/1:485:4618 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.602996][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.603250][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.603372][ T32] Call trace: [ 1328.603459][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.603614][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.603684][ T32] r4:00000000 [ 1328.603746][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.603844][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.603916][ T32] dd20: c04c3000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.604035][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.604112][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.629809][ T32] r5:80070113 r4:80239bb0 [ 1328.630027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.630192][ T32] r4:82ac21e4 [ 1328.630256][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.630388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.630460][ T32] r4:eae7ddc0 [ 1328.630518][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.630632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.630730][ T32] r4:00000000 [ 1328.630842][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.630979][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.631056][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.631188][ T32] r5:00001000 r4:ed8b3000 [ 1328.631246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.631386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.631522][ T32] r5:85cd538c r4:85cd5000 [ 1328.631580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.631708][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.631764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.631876][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.631934][ T32] r4:8530a300 [ 1328.631990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.632123][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.632178][ T32] r4:00000001 [ 1328.632226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.632323][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.632422][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.632501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.632584][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.632666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.632731][ T32] r4:8530e480 [ 1328.632824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.632903][ T32] INFO: task kworker/1:486:4622 blocked for more than 455 seconds. [ 1328.632996][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.633106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.633176][ T32] task:kworker/1:486 state:D stack:0 pid:4622 tgid:4622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.633369][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.633508][ T32] Call trace: [ 1328.633585][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.633714][ T32] r10:8291a684 r9:eb0e1d84 r8:00000002 r7:60000113 r6:eb0e1d8c r5:84a80c00 [ 1328.633795][ T32] r4:84a80c00 [ 1328.633851][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.633976][ T32] r5:84a80c00 r4:8291a680 [ 1328.634044][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.634192][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.643417][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e1e08 [ 1328.643522][ T32] r4:00000000 [ 1328.643595][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.643719][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.643823][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.643987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462c80 [ 1328.644070][ T32] r4:00000000 [ 1328.644195][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.648469][ T32] r9:83018205 r8:84a80c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1328.648576][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.648739][ T32] r5:00001000 r4:e0636000 [ 1328.648808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.648920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.649043][ T32] r5:853cf78c r4:853cf400 [ 1328.649103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.649226][ T32] r7:ddde2d80 r6:83018200 r5:853cf78c r4:85337e00 [ 1328.649307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.649432][ T32] r10:61c88647 r9:84a80c00 r8:85337e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.649508][ T32] r4:85337e00 [ 1328.649562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.649673][ T32] r10:00000000 r9:85337e00 r8:80287e08 r7:eb099e60 r6:8531ea80 r5:84a80c00 [ 1328.649732][ T32] r4:00000001 [ 1328.649801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.649903][ T32] Exception stack(0xeb0e1fb0 to 0xeb0e1ff8) [ 1328.649975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.650059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.650152][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.650246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.650310][ T32] r4:85462980 [ 1328.651682][ T32] INFO: task kworker/1:486:4622 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.651782][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.651977][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.652136][ T32] Call trace: [ 1328.652260][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.652391][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.652454][ T32] r4:00000000 [ 1328.652506][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.652601][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.652672][ T32] dd20: c0744000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.652761][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.652876][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.652944][ T32] r5:80070113 r4:80239bb0 [ 1328.652998][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.653125][ T32] r4:82ac21e4 [ 1328.653194][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.653309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.653371][ T32] r4:eae7ddc0 [ 1328.653509][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.653646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.653703][ T32] r4:00000000 [ 1328.653753][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.653867][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.653929][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.654040][ T32] r5:00001000 r4:ed8b3000 [ 1328.654095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.670163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.670412][ T32] r5:85cd538c r4:85cd5000 [ 1328.670467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.670581][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.670684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.670827][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.670884][ T32] r4:8530a300 [ 1328.670942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.671086][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.671164][ T32] r4:00000001 [ 1328.671260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.671402][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.671489][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.671573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.671648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.671722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.671789][ T32] r4:8530e480 [ 1328.671847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.671930][ T32] INFO: task kworker/1:487:4623 blocked for more than 455 seconds. [ 1328.672026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.672110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.672169][ T32] task:kworker/1:487 state:D stack:0 pid:4623 tgid:4623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.672324][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.672423][ T32] Call trace: [ 1328.672496][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.672656][ T32] r10:8291a684 r9:eb0f1d84 r8:00000002 r7:60000113 r6:eb0f1d8c r5:84a81800 [ 1328.672716][ T32] r4:84a81800 [ 1328.672767][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.672868][ T32] r5:84a81800 r4:8291a680 [ 1328.672917][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.673019][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.673127][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f1e08 [ 1328.673176][ T32] r4:00000000 [ 1328.673224][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.673320][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.673446][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.673596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854740c0 [ 1328.673686][ T32] r4:00000000 [ 1328.673754][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.673911][ T32] r9:83018205 r8:84a81800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1328.673982][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.674127][ T32] r5:00001000 r4:e07ef000 [ 1328.674260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.685390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.685552][ T32] r5:853d478c r4:853d4400 [ 1328.685640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.685781][ T32] r7:ddde2d80 r6:83018200 r5:853d478c r4:85337e80 [ 1328.685841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.685966][ T32] r10:61c88647 r9:84a81800 r8:85337eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.686051][ T32] r4:85337e80 [ 1328.686105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.686229][ T32] r10:00000000 r9:85337e80 r8:80287e08 r7:eb0e1e60 r6:8531eb00 r5:84a81800 [ 1328.686286][ T32] r4:00000001 [ 1328.686341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.686452][ T32] Exception stack(0xeb0f1fb0 to 0xeb0f1ff8) [ 1328.686555][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.686637][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.686712][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.686817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.686880][ T32] r4:85462980 [ 1328.688197][ T32] INFO: task kworker/1:487:4623 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.688317][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.688470][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.688624][ T32] Call trace: [ 1328.688715][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.688866][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.688940][ T32] r4:00000000 [ 1328.689020][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.689128][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.689201][ T32] dd20: c0958000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.689302][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.689390][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.689474][ T32] r5:80070113 r4:80239bb0 [ 1328.689546][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.689650][ T32] r4:82ac21e4 [ 1328.689704][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.689814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.689874][ T32] r4:eae7ddc0 [ 1328.689934][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.690072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.690139][ T32] r4:00000000 [ 1328.690248][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.690396][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.690458][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.690575][ T32] r5:00001000 r4:ed8b3000 [ 1328.690633][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.690807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.690974][ T32] r5:85cd538c r4:85cd5000 [ 1328.691037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.691164][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.691253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.691389][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.691457][ T32] r4:8530a300 [ 1328.691513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.691635][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.691702][ T32] r4:00000001 [ 1328.691758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.691857][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.691927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.692003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.692123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.692211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.692279][ T32] r4:8530e480 [ 1328.692350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.692424][ T32] INFO: task kworker/1:488:4625 blocked for more than 455 seconds. [ 1328.692527][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.692594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.692638][ T32] task:kworker/1:488 state:D stack:0 pid:4625 tgid:4625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.692765][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.692871][ T32] Call trace: [ 1328.693044][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.693180][ T32] r10:8291a684 r9:eb0f9d84 r8:00000002 r7:60000113 r6:eb0f9d8c r5:84a80000 [ 1328.693310][ T32] r4:84a80000 [ 1328.693408][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.693522][ T32] r5:84a80000 r4:8291a680 [ 1328.693583][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.693684][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.693805][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f9e08 [ 1328.693878][ T32] r4:00000000 [ 1328.694036][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.721301][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.721519][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.721622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462dc0 [ 1328.721728][ T32] r4:00000000 [ 1328.721781][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.721934][ T32] r9:83018205 r8:84a80000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1328.721998][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.722162][ T32] r5:00001000 r4:e0693000 [ 1328.722264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.722379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.722532][ T32] r5:853cfb8c r4:853cf800 [ 1328.722594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.722723][ T32] r7:ddde2d80 r6:83018200 r5:853cfb8c r4:85337f00 [ 1328.722806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.722900][ T32] r10:61c88647 r9:84a80000 r8:85337f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.722991][ T32] r4:85337f00 [ 1328.723059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.723187][ T32] r10:00000000 r9:85337f00 r8:80287e08 r7:eb0f1e60 r6:8531eb80 r5:84a80000 [ 1328.723252][ T32] r4:00000001 [ 1328.723309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.723395][ T32] Exception stack(0xeb0f9fb0 to 0xeb0f9ff8) [ 1328.723449][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.723508][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.723604][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.723693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.723751][ T32] r4:85462c40 [ 1328.740544][ T32] INFO: task kworker/1:488:4625 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.740752][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.741064][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.741197][ T32] Call trace: [ 1328.741297][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.741945][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.742033][ T32] r4:00000000 [ 1328.742085][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.742218][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.742350][ T32] dd20: c0c74000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.742430][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.742531][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.742635][ T32] r5:80070113 r4:80239bb0 [ 1328.742690][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.742818][ T32] r4:82ac21e4 [ 1328.742882][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.742995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.743538][ T32] r4:eae7ddc0 [ 1328.743656][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.743784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.743841][ T32] r4:00000000 [ 1328.744119][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.765409][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.765511][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.765655][ T32] r5:00001000 r4:ed8b3000 [ 1328.765714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.765823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.765942][ T32] r5:85cd538c r4:85cd5000 [ 1328.765987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.766123][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.766174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.766286][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.766382][ T32] r4:8530a300 [ 1328.766454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.766586][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.766652][ T32] r4:00000001 [ 1328.766704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.766869][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.766999][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.767099][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.767168][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.767248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.767307][ T32] r4:8530e480 [ 1328.767374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.767471][ T32] INFO: task kworker/1:489:4626 blocked for more than 455 seconds. [ 1328.767576][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.767645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.767699][ T32] task:kworker/1:489 state:D stack:0 pid:4626 tgid:4626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.767872][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.768060][ T32] Call trace: [ 1328.768180][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.768312][ T32] r10:8291a684 r9:eb10dd84 r8:00000002 r7:60000113 r6:eb10dd8c r5:84a83000 [ 1328.768373][ T32] r4:84a83000 [ 1328.768428][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.768534][ T32] r5:84a83000 r4:8291a680 [ 1328.768609][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.768763][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.768895][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb10de08 [ 1328.768947][ T32] r4:00000000 [ 1328.769018][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.769222][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.769407][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.769549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462f40 [ 1328.769603][ T32] r4:00000000 [ 1328.769643][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.769777][ T32] r9:83018205 r8:84a83000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1328.769821][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.769992][ T32] r5:00001000 r4:e06e3000 [ 1328.770038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.770106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.770296][ T32] r5:853cff8c r4:853cfc00 [ 1328.770335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.770518][ T32] r7:ddde2d80 r6:83018200 r5:853cff8c r4:85337f80 [ 1328.770603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.770732][ T32] r10:61c88647 r9:84a83000 r8:85337fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.770837][ T32] r4:85337f80 [ 1328.770893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.771032][ T32] r10:00000000 r9:85337f80 r8:80287e08 r7:eb0f1e60 r6:8531ec00 r5:84a83000 [ 1328.771104][ T32] r4:00000001 [ 1328.771185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.771299][ T32] Exception stack(0xeb10dfb0 to 0xeb10dff8) [ 1328.771374][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.771454][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.771523][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.771629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.771691][ T32] r4:85462c40 [ 1328.772994][ T32] INFO: task kworker/1:489:4626 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.773088][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.773231][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.773379][ T32] Call trace: [ 1328.773531][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.773716][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.773823][ T32] r4:00000000 [ 1328.773882][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.774084][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.774374][ T32] dd20: c0ea6000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.805067][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.805200][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.805277][ T32] r5:80070113 r4:80239bb0 [ 1328.805330][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.805457][ T32] r4:82ac21e4 [ 1328.805524][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.805621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.805669][ T32] r4:eae7ddc0 [ 1328.805715][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.805824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.805903][ T32] r4:00000000 [ 1328.805983][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.806117][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.806182][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.806294][ T32] r5:00001000 r4:ed8b3000 [ 1328.806404][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.806513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.806619][ T32] r5:85cd538c r4:85cd5000 [ 1328.806670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.806816][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.806878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.806999][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.807073][ T32] r4:8530a300 [ 1328.807142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.807274][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.807339][ T32] r4:00000001 [ 1328.807394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.807497][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.807574][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.807655][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.807731][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.807811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.807872][ T32] r4:8530e480 [ 1328.808046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.808162][ T32] INFO: task kworker/1:490:4628 blocked for more than 455 seconds. [ 1328.808245][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.808341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.808398][ T32] task:kworker/1:490 state:D stack:0 pid:4628 tgid:4628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.808509][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.808601][ T32] Call trace: [ 1328.808728][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.808847][ T32] r10:8291a684 r9:eb115d84 r8:00000002 r7:60000113 r6:eb115d8c r5:84a84800 [ 1328.808905][ T32] r4:84a84800 [ 1328.808964][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.809088][ T32] r5:84a84800 r4:8291a680 [ 1328.809172][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.809367][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.809495][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb115e08 [ 1328.809557][ T32] r4:00000000 [ 1328.809607][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.809697][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.809791][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.809900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85462640 [ 1328.810167][ T32] r4:00000000 [ 1328.810233][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.810382][ T32] r9:83018205 r8:84a84800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1328.810441][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.810652][ T32] r5:00001000 r4:e0785000 [ 1328.810715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.810846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.810967][ T32] r5:853d438c r4:853d4000 [ 1328.811022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.811133][ T32] r7:ddde2d80 r6:83018200 r5:853d438c r4:85469000 [ 1328.811187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.811377][ T32] r10:61c88647 r9:84a84800 r8:8546902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.811478][ T32] r4:85469000 [ 1328.811702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.811911][ T32] r10:00000000 r9:85469000 r8:80287e08 r7:eb0f1e60 r6:8531ec80 r5:84a84800 [ 1328.812010][ T32] r4:00000001 [ 1328.812063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.812231][ T32] Exception stack(0xeb115fb0 to 0xeb115ff8) [ 1328.812311][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.812389][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.812465][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.812543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.812617][ T32] r4:85462d40 [ 1328.814141][ T32] INFO: task kworker/1:490:4628 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.845316][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.845587][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.845737][ T32] Call trace: [ 1328.845846][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.845965][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.846154][ T32] r4:00000000 [ 1328.846220][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.846358][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.846453][ T32] dd20: c1626000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.846540][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.846606][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.846693][ T32] r5:80070113 r4:80239bb0 [ 1328.846838][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.846966][ T32] r4:82ac21e4 [ 1328.847074][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.847196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.847402][ T32] r4:eae7ddc0 [ 1328.847472][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.847584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.847635][ T32] r4:00000000 [ 1328.847710][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.847843][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.847905][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.848018][ T32] r5:00001000 r4:ed8b3000 [ 1328.848071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.848193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.848306][ T32] r5:85cd538c r4:85cd5000 [ 1328.848400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.848583][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.848649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.848881][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.848955][ T32] r4:8530a300 [ 1328.849015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.849140][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.849203][ T32] r4:00000001 [ 1328.849259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.849362][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.849434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.849548][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.849634][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.849719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.849941][ T32] r4:8530e480 [ 1328.850058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.850136][ T32] INFO: task kworker/1:491:4631 blocked for more than 455 seconds. [ 1328.850216][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.850280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.850330][ T32] task:kworker/1:491 state:D stack:0 pid:4631 tgid:4631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.850429][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.850575][ T32] Call trace: [ 1328.850768][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.850957][ T32] r10:8291a684 r9:eb121d84 r8:00000002 r7:60000013 r6:eb121d8c r5:84a83c00 [ 1328.851041][ T32] r4:84a83c00 [ 1328.851149][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.851299][ T32] r5:84a83c00 r4:8291a680 [ 1328.851363][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.851465][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.851582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb121e08 [ 1328.851681][ T32] r4:00000000 [ 1328.851736][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.851894][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.852043][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.852157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854746c0 [ 1328.852255][ T32] r4:00000000 [ 1328.852316][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.852432][ T32] r9:83018205 r8:84a83c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1328.852494][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.852605][ T32] r5:00001000 r4:eac15000 [ 1328.852661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.852769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.852879][ T32] r5:853d578c r4:853d5400 [ 1328.852967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.853101][ T32] r7:ddde2d80 r6:83018200 r5:853d578c r4:85469080 [ 1328.853146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.853253][ T32] r10:61c88647 r9:84a83c00 r8:854690ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.853408][ T32] r4:85469080 [ 1328.853487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.853623][ T32] r10:00000000 r9:85469080 r8:80287e08 r7:eb0f1e60 r6:8531ed00 r5:84a83c00 [ 1328.853978][ T32] r4:00000001 [ 1328.854066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.868798][ T32] Exception stack(0xeb121fb0 to 0xeb121ff8) [ 1328.869734][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.869829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.869959][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.870055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.870167][ T32] r4:85474000 [ 1328.871514][ T32] INFO: task kworker/1:491:4631 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.871765][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.872048][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.872228][ T32] Call trace: [ 1328.872336][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.872537][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.872602][ T32] r4:00000000 [ 1328.872692][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.872834][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.872915][ T32] dd20: c1626000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.873126][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.873216][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.873360][ T32] r5:80070113 r4:80239bb0 [ 1328.873427][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.873538][ T32] r4:82ac21e4 [ 1328.873829][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.873961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.874127][ T32] r4:eae7ddc0 [ 1328.874261][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.896394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.896571][ T32] r4:00000000 [ 1328.896688][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.896843][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.896995][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.897117][ T32] r5:00001000 r4:ed8b3000 [ 1328.897166][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.897251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.897348][ T32] r5:85cd538c r4:85cd5000 [ 1328.897468][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.897583][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.897732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.897850][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.897902][ T32] r4:8530a300 [ 1328.898163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.898336][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.898397][ T32] r4:00000001 [ 1328.898448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.898534][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.898612][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.898685][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.899192][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.899432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.899496][ T32] r4:8530e480 [ 1328.899651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.899730][ T32] INFO: task kworker/1:492:4632 blocked for more than 455 seconds. [ 1328.899870][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.899933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.900210][ T32] task:kworker/1:492 state:D stack:0 pid:4632 tgid:4632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.900479][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.900639][ T32] Call trace: [ 1328.900862][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.901161][ T32] r10:8291a684 r9:eb125d84 r8:00000002 r7:60000113 r6:eb125d8c r5:84a85400 [ 1328.901268][ T32] r4:84a85400 [ 1328.901325][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.901486][ T32] r5:84a85400 r4:8291a680 [ 1328.901596][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.901709][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.901820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 [ 1328.901899][ T32] r4:00000000 [ 1328.902041][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.902139][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.902350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.902469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474300 [ 1328.902523][ T32] r4:00000000 [ 1328.902604][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.902789][ T32] r9:83018205 r8:84a85400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1328.902854][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.903025][ T32] r5:00001000 r4:e0839000 [ 1328.903145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.903457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.903566][ T32] r5:853d4b8c r4:853d4800 [ 1328.903616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.904110][ T32] r7:ddde2d80 r6:83018200 r5:853d4b8c r4:85469100 [ 1328.904237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.923694][ T32] r10:61c88647 r9:84a85400 r8:8546912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.923879][ T32] r4:85469100 [ 1328.923936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.924138][ T32] r10:00000000 r9:85469100 r8:80287e08 r7:eb121e60 r6:8531ed80 r5:84a85400 [ 1328.924488][ T32] r4:00000001 [ 1328.940936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.941141][ T32] Exception stack(0xeb125fb0 to 0xeb125ff8) [ 1328.941225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.941290][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.941350][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.941416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.941464][ T32] r4:85474000 [ 1328.942829][ T32] INFO: task kworker/1:492:4632 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.942927][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.943218][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.943391][ T32] Call trace: [ 1328.943508][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.943624][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.943695][ T32] r4:00000000 [ 1328.943748][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.943937][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.944030][ T32] dd20: c1e3a000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.944102][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.953081][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.953276][ T32] r5:80070113 r4:80239bb0 [ 1328.953337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.953500][ T32] r4:82ac21e4 [ 1328.953591][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.953702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.953859][ T32] r4:eae7ddc0 [ 1328.954002][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.954143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.958381][ T32] r4:00000000 [ 1328.958494][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.958701][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.958806][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.958909][ T32] r5:00001000 r4:ed8b3000 [ 1328.958952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.959114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.959218][ T32] r5:85cd538c r4:85cd5000 [ 1328.959296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.959410][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.959493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.959635][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.959772][ T32] r4:8530a300 [ 1328.959889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.960005][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.960060][ T32] r4:00000001 [ 1328.960140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.960270][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.960355][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.960460][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.960532][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.960638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.960765][ T32] r4:8530e480 [ 1328.960831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.960950][ T32] INFO: task kworker/1:493:4634 blocked for more than 455 seconds. [ 1328.961034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.961094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.961177][ T32] task:kworker/1:493 state:D stack:0 pid:4634 tgid:4634 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.961305][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.961433][ T32] Call trace: [ 1328.961537][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.961655][ T32] r10:8291a684 r9:eb12dd84 r8:00000002 r7:60000013 r6:eb12dd8c r5:84a86000 [ 1328.961766][ T32] r4:84a86000 [ 1328.961826][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.961952][ T32] r5:84a86000 r4:8291a680 [ 1328.962065][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.962166][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.962272][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 [ 1328.962422][ T32] r4:00000000 [ 1328.962474][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.962550][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.962625][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.962713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474480 [ 1328.962836][ T32] r4:00000000 [ 1328.962946][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.963177][ T32] r9:83018205 r8:84a86000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1328.963234][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.963328][ T32] r5:00001000 r4:e08e5000 [ 1328.963369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.963450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.963535][ T32] r5:853d4f8c r4:853d4c00 [ 1328.963574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.963683][ T32] r7:ddde2d80 r6:83018200 r5:853d4f8c r4:85469180 [ 1328.963730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.963831][ T32] r10:61c88647 r9:84a86000 r8:854691ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.963911][ T32] r4:85469180 [ 1328.964096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.964243][ T32] r10:00000000 r9:85469180 r8:80287e08 r7:eb121e60 r6:8531ee00 r5:84a86000 [ 1328.980794][ T32] r4:00000001 [ 1328.980955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.981103][ T32] Exception stack(0xeb12dfb0 to 0xeb12dff8) [ 1328.981185][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.981254][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.981319][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.981420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.981478][ T32] r4:85474240 [ 1328.982845][ T32] INFO: task kworker/1:493:4634 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1328.982942][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.983123][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.983259][ T32] Call trace: [ 1328.983367][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.983525][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1328.983591][ T32] r4:00000000 [ 1328.983641][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.983738][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1328.983859][ T32] dd20: c2230000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1328.983942][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1328.984028][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1328.984102][ T32] r5:80070113 r4:80239bb0 [ 1328.984178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.998340][ T32] r4:82ac21e4 [ 1328.998421][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.998603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1328.998647][ T32] r4:eae7ddc0 [ 1328.998715][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.998807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1328.998831][ T32] r4:00000000 [ 1328.998882][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.998939][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1328.998999][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.999058][ T32] r5:00001000 r4:ed8b3000 [ 1328.999079][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.999123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.999208][ T32] r5:85cd538c r4:85cd5000 [ 1328.999232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.999311][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1328.999394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.999450][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.999504][ T32] r4:8530a300 [ 1328.999531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.999615][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1328.999642][ T32] r4:00000001 [ 1328.999662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.999707][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1328.999744][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.999783][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.999811][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.999861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.999887][ T32] r4:8530e480 [ 1328.999942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.000029][ T32] INFO: task kworker/1:494:4636 blocked for more than 455 seconds. [ 1329.000100][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.000166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.000192][ T32] task:kworker/1:494 state:D stack:0 pid:4636 tgid:4636 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.000258][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.000304][ T32] Call trace: [ 1329.000375][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.000446][ T32] r10:8291a684 r9:eb09dd84 r8:00000002 r7:60000113 r6:eb09dd8c r5:85429800 [ 1329.000473][ T32] r4:85429800 [ 1329.000515][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.000613][ T32] r5:85429800 r4:8291a680 [ 1329.000675][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.000761][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.000814][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb09de08 [ 1329.000840][ T32] r4:00000000 [ 1329.000886][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.000997][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.001084][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.001203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474580 [ 1329.001254][ T32] r4:00000000 [ 1329.001311][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.001403][ T32] r9:83018205 r8:85429800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1329.001450][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.001592][ T32] r5:00001000 r4:e8a01000 [ 1329.001762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.001850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.001940][ T32] r5:853d538c r4:853d5000 [ 1329.002078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.002197][ T32] r7:ddde2d80 r6:83018200 r5:853d538c r4:85469200 [ 1329.002303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.002414][ T32] r10:61c88647 r9:85429800 r8:8546922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.002518][ T32] r4:85469200 [ 1329.002569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.002738][ T32] r10:00000000 r9:85469200 r8:80287e08 r7:eb121e60 r6:85469280 r5:85429800 [ 1329.002832][ T32] r4:00000001 [ 1329.002982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.003073][ T32] Exception stack(0xeb09dfb0 to 0xeb09dff8) [ 1329.003112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.003142][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.003170][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.003205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.003232][ T32] r4:85474280 [ 1329.023238][ T32] INFO: task kworker/1:494:4636 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.023459][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.023686][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.023772][ T32] Call trace: [ 1329.023806][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.023955][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.024019][ T32] r4:00000000 [ 1329.024065][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.024155][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.024300][ T32] dd20: c26ed000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.029104][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.029196][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.029258][ T32] r5:80070113 r4:80239bb0 [ 1329.029303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.029451][ T32] r4:82ac21e4 [ 1329.029538][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.029678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.029738][ T32] r4:eae7ddc0 [ 1329.029819][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.029925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.029976][ T32] r4:00000000 [ 1329.030019][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.030151][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.030245][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.030383][ T32] r5:00001000 r4:ed8b3000 [ 1329.030419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.030503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.030554][ T32] r5:85cd538c r4:85cd5000 [ 1329.030574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.030630][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.030653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.030705][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.030728][ T32] r4:8530a300 [ 1329.030802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.030859][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.030882][ T32] r4:00000001 [ 1329.030902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.030942][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.030970][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.031035][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.031068][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.031099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.031159][ T32] r4:8530e480 [ 1329.031187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.031247][ T32] INFO: task kworker/1:495:4639 blocked for more than 455 seconds. [ 1329.031326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.031397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.031426][ T32] task:kworker/1:495 state:D stack:0 pid:4639 tgid:4639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.031519][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.031601][ T32] Call trace: [ 1329.031688][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.031807][ T32] r10:8291a684 r9:eb131d84 r8:00000002 r7:60000113 r6:eb131d8c r5:8542a400 [ 1329.031898][ T32] r4:8542a400 [ 1329.031952][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.032051][ T32] r5:8542a400 r4:8291a680 [ 1329.032118][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.032212][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.032308][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb131e08 [ 1329.032357][ T32] r4:00000000 [ 1329.032421][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.032509][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.032639][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.032743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474840 [ 1329.032812][ T32] r4:00000000 [ 1329.032857][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.032960][ T32] r9:83018205 r8:8542a400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1329.033038][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.033154][ T32] r5:00001000 r4:eac41000 [ 1329.033179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.033253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.033302][ T32] r5:853d5b8c r4:853d5800 [ 1329.033322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.033370][ T32] r7:ddde2d80 r6:83018200 r5:853d5b8c r4:85469300 [ 1329.033391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.033441][ T32] r10:61c88647 r9:8542a400 r8:8546932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.033463][ T32] r4:85469300 [ 1329.033482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.033529][ T32] r10:00000000 r9:85469300 r8:80287e08 r7:eb121e60 r6:85469380 r5:8542a400 [ 1329.033553][ T32] r4:00000001 [ 1329.033606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.033696][ T32] Exception stack(0xeb131fb0 to 0xeb131ff8) [ 1329.033803][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.033879][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.033960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.034037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.034089][ T32] r4:85474540 [ 1329.055305][ T32] INFO: task kworker/1:495:4639 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.055411][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.055524][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.055618][ T32] Call trace: [ 1329.055655][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.055759][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.055821][ T32] r4:00000000 [ 1329.055847][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.055893][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.055957][ T32] dd20: c2ccc000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.055992][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.056020][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.056063][ T32] r5:80070113 r4:80239bb0 [ 1329.056149][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.056306][ T32] r4:82ac21e4 [ 1329.056357][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.056453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.056505][ T32] r4:eae7ddc0 [ 1329.056530][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.056578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.056601][ T32] r4:00000000 [ 1329.056620][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.056700][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.056730][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.056786][ T32] r5:00001000 r4:ed8b3000 [ 1329.056823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.056869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.056915][ T32] r5:85cd538c r4:85cd5000 [ 1329.056978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.057039][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.057063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.057115][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.057159][ T32] r4:8530a300 [ 1329.057182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.057234][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.057256][ T32] r4:00000001 [ 1329.057286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.057329][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.057398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.057432][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.057459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.057491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.057527][ T32] r4:8530e480 [ 1329.057611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.057675][ T32] INFO: task kworker/1:496:4640 blocked for more than 455 seconds. [ 1329.057719][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.057747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.057789][ T32] task:kworker/1:496 state:D stack:0 pid:4640 tgid:4640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.057872][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.057950][ T32] Call trace: [ 1329.058055][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.058137][ T32] r10:8291a684 r9:eb135d84 r8:00000002 r7:60000113 r6:eb135d8c r5:8542b000 [ 1329.058217][ T32] r4:8542b000 [ 1329.058276][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.058357][ T32] r5:8542b000 r4:8291a680 [ 1329.058381][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.058513][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.058565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 [ 1329.058616][ T32] r4:00000000 [ 1329.058644][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.058685][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.058781][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.058865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474bc0 [ 1329.058892][ T32] r4:00000000 [ 1329.058911][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.058961][ T32] r9:83018205 r8:8542b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1329.059022][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.059096][ T32] r5:00001000 r4:eac7d000 [ 1329.059179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.059225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.059274][ T32] r5:853d638c r4:853d6000 [ 1329.059351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.059405][ T32] r7:ddde2d80 r6:83018200 r5:853d638c r4:85469400 [ 1329.059425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.059517][ T32] r10:61c88647 r9:8542b000 r8:8546942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.059598][ T32] r4:85469400 [ 1329.059640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.059719][ T32] r10:00000000 r9:85469400 r8:80287e08 r7:eb131e60 r6:85469480 r5:8542b000 [ 1329.059813][ T32] r4:00000001 [ 1329.059856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.059930][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 1329.059985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.060051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.060145][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.060309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.060378][ T32] r4:85474780 [ 1329.061227][ T32] INFO: task kworker/1:496:4640 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.061298][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.061510][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.061668][ T32] Call trace: [ 1329.061794][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.061902][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.061944][ T32] r4:00000000 [ 1329.061980][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.062089][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.062149][ T32] dd20: c2ccc000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.062224][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.062313][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.062395][ T32] r5:80070113 r4:80239bb0 [ 1329.062440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.062608][ T32] r4:82ac21e4 [ 1329.062656][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.062826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.062888][ T32] r4:eae7ddc0 [ 1329.062965][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.063072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.063124][ T32] r4:00000000 [ 1329.063171][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.063273][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.063347][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.063450][ T32] r5:00001000 r4:ed8b3000 [ 1329.063525][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.063624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.063739][ T32] r5:85cd538c r4:85cd5000 [ 1329.063853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.063966][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.064054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.064161][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.087553][ T32] r4:8530a300 [ 1329.087670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.087803][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.087834][ T32] r4:00000001 [ 1329.087883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.087996][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.088063][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.088097][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.088125][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.088178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.088230][ T32] r4:8530e480 [ 1329.088259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.088305][ T32] INFO: task kworker/1:497:4643 blocked for more than 455 seconds. [ 1329.088362][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.088423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.088451][ T32] task:kworker/1:497 state:D stack:0 pid:4643 tgid:4643 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1329.088656][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.089035][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1329.089108][ T32] r4:00000000 [ 1329.089151][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.089197][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.089238][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.089284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854749c0 [ 1329.089306][ T32] r4:00000000 [ 1329.089326][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.089402][ T32] r9:83018205 r8:8542c800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1329.089429][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.089476][ T32] r5:00001000 r4:eac67000 [ 1329.089497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.089610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.089696][ T32] r5:853d5f8c r4:853d5c00 [ 1329.089720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.089778][ T32] r7:ddde2d80 r6:83018200 r5:853d5f8c r4:85469500 [ 1329.089830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.089916][ T32] r10:61c88647 r9:8542c800 r8:8546952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.089943][ T32] r4:85469500 [ 1329.089963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.090034][ T32] r10:00000000 r9:85469500 r8:80287e08 r7:eb135e60 r6:85469580 r5:8542c800 [ 1329.090103][ T32] r4:00000001 [ 1329.090125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.090164][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) [ 1329.090222][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.090256][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.090286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.090320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.090343][ T32] r4:854747c0 [ 1329.091147][ T32] INFO: task kworker/1:497:4643 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.091201][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.091318][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.091496][ T32] Call trace: [ 1329.091543][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.091601][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.091653][ T32] r4:00000000 [ 1329.091701][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.091748][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.091819][ T32] dd20: c3483000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.091878][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.091909][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.091934][ T32] r5:80070113 r4:80239bb0 [ 1329.091983][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.092031][ T32] r4:82ac21e4 [ 1329.092052][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.092137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.092165][ T32] r4:eae7ddc0 [ 1329.092188][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.092235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.092280][ T32] r4:00000000 [ 1329.092335][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.092411][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.092475][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.092525][ T32] r5:00001000 r4:ed8b3000 [ 1329.092546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.092618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.092668][ T32] r5:85cd538c r4:85cd5000 [ 1329.092689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.092740][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.092768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.092842][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.092911][ T32] r4:8530a300 [ 1329.092935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.093005][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.093031][ T32] r4:00000001 [ 1329.093110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.093183][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.093214][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.093252][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.093282][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.093313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.093335][ T32] r4:8530e480 [ 1329.093355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.093386][ T32] INFO: task kworker/1:498:4645 blocked for more than 455 seconds. [ 1329.093447][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.093501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.093529][ T32] task:kworker/1:498 state:D stack:0 pid:4645 tgid:4645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.093623][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.093699][ T32] Call trace: [ 1329.093733][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.093794][ T32] r10:8291a684 r9:eb079d84 r8:00000002 r7:60000113 r6:eb079d8c r5:8542e000 [ 1329.093847][ T32] r4:8542e000 [ 1329.093872][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.093949][ T32] r5:8542e000 r4:8291a680 [ 1329.093993][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.094062][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.094113][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb079e08 [ 1329.094138][ T32] r4:00000000 [ 1329.094199][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.109746][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.109844][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.109926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474e80 [ 1329.109957][ T32] r4:00000000 [ 1329.109978][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.110058][ T32] r9:83018205 r8:8542e000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1329.110085][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.110135][ T32] r5:00001000 r4:eacd3000 [ 1329.110155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.110197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.110242][ T32] r5:853d6b8c r4:853d6800 [ 1329.110262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.110313][ T32] r7:ddde2d80 r6:83018200 r5:853d6b8c r4:85469600 [ 1329.110363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.110449][ T32] r10:61c88647 r9:8542e000 r8:8546962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.110477][ T32] r4:85469600 [ 1329.110526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.110582][ T32] r10:00000000 r9:85469600 r8:80287e08 r7:eb135e60 r6:85469680 r5:8542e000 [ 1329.110607][ T32] r4:00000001 [ 1329.110658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.110733][ T32] Exception stack(0xeb079fb0 to 0xeb079ff8) [ 1329.110834][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.110888][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.110986][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.111023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.111046][ T32] r4:854747c0 [ 1329.111796][ T32] INFO: task kworker/1:498:4645 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.111836][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.111961][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.112029][ T32] Call trace: [ 1329.112094][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.112184][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.112233][ T32] r4:00000000 [ 1329.112259][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.112303][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.112334][ T32] dd20: c366d000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.112365][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.112392][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.112417][ T32] r5:80070113 r4:80239bb0 [ 1329.112437][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.112511][ T32] r4:82ac21e4 [ 1329.112564][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.112617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.112668][ T32] r4:eae7ddc0 [ 1329.112732][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.112817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.112872][ T32] r4:00000000 [ 1329.112926][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.113002][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.113027][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.113074][ T32] r5:00001000 r4:ed8b3000 [ 1329.113094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.113135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.113210][ T32] r5:85cd538c r4:85cd5000 [ 1329.113291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.113375][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.113430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.113511][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.113537][ T32] r4:8530a300 [ 1329.113557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.113608][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.113660][ T32] r4:00000001 [ 1329.113697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.113739][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.113772][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.113804][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.113863][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.113925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.113951][ T32] r4:8530e480 [ 1329.114002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.114035][ T32] INFO: task kworker/1:499:4647 blocked for more than 455 seconds. [ 1329.114069][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.114094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.114115][ T32] task:kworker/1:499 state:D stack:0 pid:4647 tgid:4647 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.114162][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.129322][ T32] Call trace: ** 2 printk messages dropped ** [ 1329.129513][ T32] r4:8542bc00 ** 3 printk messages dropped ** [ 1329.129669][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1329.129869][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.130029][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1329.130314][ T32] r5:00001000 r4:eaca9000 [ 1329.130340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.130384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.130429][ T32] r5:853d678c r4:853d6400 [ 1329.130450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.130542][ T32] r7:ddde2d80 r6:83018200 r5:853d678c r4:85469700 [ 1329.130579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.130666][ T32] r10:61c88647 r9:8542bc00 r8:8546972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.130733][ T32] r4:85469700 [ 1329.130857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.130918][ T32] r10:00000000 r9:85469700 r8:80287e08 r7:eb079e60 r6:85469780 r5:8542bc00 [ 1329.130941][ T32] r4:00000001 [ 1329.130961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.131002][ T32] Exception stack(0xeb139fb0 to 0xeb139ff8) [ 1329.131038][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.131070][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.131131][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.131167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.131192][ T32] r4:85474b40 [ 1329.132057][ T32] INFO: task kworker/1:499:4647 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.132185][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.132364][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.132456][ T32] Call trace: [ 1329.132726][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.132942][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.133035][ T32] r4:00000000 [ 1329.133144][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.133340][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.133416][ T32] dd20: c3f07000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.133486][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.133546][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.133606][ T32] r5:80070113 r4:80239bb0 [ 1329.133679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.133736][ T32] r4:82ac21e4 [ 1329.133780][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.133866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.133991][ T32] r4:eae7ddc0 [ 1329.134088][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.134172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.145750][ T32] r4:00000000 [ 1329.145844][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.145986][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.146034][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.146209][ T32] r5:00001000 r4:ed8b3000 [ 1329.146258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.146440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.146530][ T32] r5:85cd538c r4:85cd5000 [ 1329.146571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.146723][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.146801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.146897][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.147029][ T32] r4:8530a300 [ 1329.147134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.147233][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.147334][ T32] r4:00000001 [ 1329.147379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.147559][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.147626][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.147771][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.147862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.147982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.148030][ T32] r4:8530e480 [ 1329.148078][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.148202][ T32] INFO: task kworker/1:500:4650 blocked for more than 455 seconds. [ 1329.148305][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.148511][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.148617][ T32] task:kworker/1:500 state:D stack:0 pid:4650 tgid:4650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.148950][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.149039][ T32] Call trace: [ 1329.149239][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.149472][ T32] r10:8291a684 r9:eb141d84 r8:00000002 r7:60000013 r6:eb141d8c r5:8542ec00 [ 1329.149591][ T32] r4:8542ec00 [ 1329.149796][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.149920][ T32] r5:8542ec00 r4:8291a680 [ 1329.149970][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.150145][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.150245][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb141e08 [ 1329.150371][ T32] r4:00000000 [ 1329.150484][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.150600][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.150775][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.151041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853309c0 [ 1329.151102][ T32] r4:00000000 [ 1329.151142][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.151356][ T32] r9:83018205 r8:8542ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1329.151410][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.151498][ T32] r5:00001000 r4:eae31000 [ 1329.151539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.151864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.151968][ T32] r5:853d778c r4:853d7400 [ 1329.152169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.152272][ T32] r7:ddde2d80 r6:83018200 r5:853d778c r4:85469800 [ 1329.152318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.152416][ T32] r10:61c88647 r9:8542ec00 r8:8546982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.152612][ T32] r4:85469800 [ 1329.152721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.152830][ T32] r10:00000000 r9:85469800 r8:80287e08 r7:eb079e60 r6:85469880 r5:8542ec00 [ 1329.152916][ T32] r4:00000001 [ 1329.153002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.153086][ T32] Exception stack(0xeb141fb0 to 0xeb141ff8) [ 1329.153247][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.153366][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.153499][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.153675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.153794][ T32] r4:85474d00 [ 1329.185434][ T32] INFO: task kworker/1:500:4650 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.185594][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.185725][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.185850][ T32] Call trace: [ 1329.185908][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.186031][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.186104][ T32] r4:00000000 [ 1329.186151][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.186227][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.186283][ T32] dd20: c4399000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.186336][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.186383][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.186435][ T32] r5:80070113 r4:80239bb0 [ 1329.186480][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.186667][ T32] r4:82ac21e4 [ 1329.186711][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.186906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.187030][ T32] r4:eae7ddc0 [ 1329.187074][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.187249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.187362][ T32] r4:00000000 [ 1329.187405][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.187495][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.187534][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.187612][ T32] r5:00001000 r4:ed8b3000 [ 1329.187650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.187968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.188056][ T32] r5:85cd538c r4:85cd5000 [ 1329.188095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.188182][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.188223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.188311][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.188424][ T32] r4:8530a300 [ 1329.188467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.188611][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.188763][ T32] r4:00000001 [ 1329.188825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.188898][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.188987][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.189124][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.189180][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.189241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.189286][ T32] r4:8530e480 [ 1329.189404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.189460][ T32] INFO: task kworker/1:501:4651 blocked for more than 455 seconds. [ 1329.189518][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.189585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.189627][ T32] task:kworker/1:501 state:D stack:0 pid:4651 tgid:4651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.189855][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.190600][ T32] Call trace: [ 1329.190790][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.190881][ T32] r10:8291a684 r9:eb145d84 r8:00000002 r7:60000113 r6:eb145d8c r5:8542d400 [ 1329.190923][ T32] r4:8542d400 [ 1329.190960][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.191041][ T32] r5:8542d400 r4:8291a680 [ 1329.191078][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.191185][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.191589][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 [ 1329.191788][ T32] r4:00000000 [ 1329.191839][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.191908][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.191972][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.192228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85474fc0 [ 1329.192333][ T32] r4:00000000 [ 1329.192528][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.192619][ T32] r9:83018205 r8:8542d400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1329.192659][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.192736][ T32] r5:00001000 r4:eadb7000 [ 1329.192784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.192856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.192934][ T32] r5:853d6f8c r4:853d6c00 [ 1329.192971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.193054][ T32] r7:ddde2d80 r6:83018200 r5:853d6f8c r4:85469900 [ 1329.193091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.193372][ T32] r10:61c88647 r9:8542d400 r8:8546992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.193426][ T32] r4:85469900 [ 1329.193461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.193563][ T32] r10:00000000 r9:85469900 r8:80287e08 r7:eb141e60 r6:85469980 r5:8542d400 [ 1329.193677][ T32] r4:00000001 [ 1329.193724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.193849][ T32] Exception stack(0xeb145fb0 to 0xeb145ff8) [ 1329.193905][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.194136][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.194244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.228474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.228595][ T32] r4:85474e40 [ 1329.230030][ T32] INFO: task kworker/1:501:4651 is blocked on a mutex likely owned by task kworker/1:417:4402. ** 5 printk messages dropped ** [ 1329.231099][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1329.232277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 ** 17 printk messages dropped ** [ 1329.244645][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 ** 13 printk messages dropped ** [ 1329.245434][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.245918][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb149e08 ** 12 printk messages dropped ** [ 1329.246510][ T32] r5:853d738c r4:853d7000 [ 1329.246530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.246582][ T32] r7:ddde2d80 r6:83018200 r5:853d738c r4:85469a00 [ 1329.246602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.246653][ T32] r10:61c88647 r9:85428c00 r8:85469a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.246707][ T32] r4:85469a00 [ 1329.246730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.246839][ T32] r10:00000000 r9:85469a00 r8:80287e08 r7:eb141e60 r6:85469a80 r5:85428c00 [ 1329.246863][ T32] r4:00000001 [ 1329.246882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.246921][ T32] Exception stack(0xeb149fb0 to 0xeb149ff8) [ 1329.246950][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.247036][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.247109][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.247145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.247197][ T32] r4:85330380 [ 1329.247956][ T32] INFO: task kworker/1:502:4654 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.247995][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.248054][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.248107][ T32] Call trace: [ 1329.248136][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.248221][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.248249][ T32] r4:00000000 [ 1329.248270][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.248347][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.248414][ T32] dd20: c4ffd000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.248476][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.248538][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.248610][ T32] r5:80070113 r4:80239bb0 [ 1329.248639][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.248684][ T32] r4:82ac21e4 [ 1329.248765][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.248931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.249011][ T32] r4:eae7ddc0 [ 1329.249081][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.250268][ T32] r5:85cd538c r4:85cd5000 ** 7 printk messages dropped ** [ 1329.251109][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.251586][ T32] r4:8530e480 ** 8 printk messages dropped ** [ 1329.252458][ T32] r10:8291a684 r9:eb14dd84 r8:00000002 r7:60000113 r6:eb14dd8c r5:85430000 ** 11 printk messages dropped ** [ 1329.253662][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.254352][ T32] r5:853d7b8c r4:853d7800 [ 1329.254433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1329.296333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1329.299019][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff ** 1 printk messages dropped ** [ 1329.299190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.299301][ T32] r4:82ac21e4 [ 1329.299398][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.299511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.299566][ T32] r4:eae7ddc0 [ 1329.299682][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.299797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.299907][ T32] r4:00000000 [ 1329.299972][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.300132][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.300196][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.300348][ T32] r5:00001000 r4:ed8b3000 [ 1329.300417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.300670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.300791][ T32] r5:85cd538c r4:85cd5000 [ 1329.300884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.301029][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.301094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.301270][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.301337][ T32] r4:8530a300 [ 1329.301398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.301517][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.301579][ T32] r4:00000001 [ 1329.301629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.301766][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.301860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.301942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.302032][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.302118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.302184][ T32] r4:8530e480 [ 1329.302245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.302319][ T32] INFO: task kworker/1:504:4657 blocked for more than 455 seconds. [ 1329.302394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.302456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.302516][ T32] task:kworker/1:504 state:D stack:0 pid:4657 tgid:4657 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.303761][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb151e08 ** 12 printk messages dropped ** [ 1329.325305][ T32] r5:853dc38c r4:853dc000 [ 1329.325361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1329.325440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1329.326872][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1329.328004][ T32] r5:00001000 r4:ed8b3000 ** 7 printk messages dropped ** [ 1329.328447][ T32] r4:8530a300 [ 1329.328468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.328519][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.328542][ T32] r4:00000001 [ 1329.328561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.328601][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.328638][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.328670][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.328727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.328763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.328788][ T32] r4:8530e480 [ 1329.328811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.328840][ T32] INFO: task kworker/1:505:4658 blocked for more than 455 seconds. [ 1329.328919][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.328949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.328971][ T32] task:kworker/1:505 state:D stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.329050][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.329095][ T32] Call trace: [ 1329.329125][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.329176][ T32] r10:8291a684 r9:eb159d84 r8:00000002 r7:60000013 r6:eb159d8c r5:85431800 [ 1329.329199][ T32] r4:85431800 [ 1329.329218][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1329.329654][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.330034][ T32] r5:853d7f8c r4:853d7c00 [ 1329.330054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.330282][ T32] r10:61c88647 r9:85431800 r8:85469d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.330311][ T32] r4:85469d00 [ 1329.330352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.330405][ T32] r10:00000000 r9:85469d00 r8:80287e08 r7:eb151e60 r6:85469d80 r5:85431800 [ 1329.330486][ T32] r4:00000001 [ 1329.330527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.330567][ T32] Exception stack(0xeb159fb0 to 0xeb159ff8) [ 1329.330624][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.330660][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.330719][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.330791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.330819][ T32] r4:8548d040 [ 1329.331237][ T32] INFO: task kworker/1:505:4658 is blocked on a mutex likely owned by task kworker/1:417:4402. ** 7 printk messages dropped ** [ 1329.331791][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) ** 10 printk messages dropped ** [ 1329.332227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 ** 14 printk messages dropped ** [ 1329.332908][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 ** 14 printk messages dropped ** [ 1329.333652][ T32] Call trace: ** 7 printk messages dropped ** [ 1329.334043][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 ** 12 printk messages dropped ** [ 1329.358367][ T32] r5:853dc78c r4:853dc400 [ 1329.358417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.358547][ T32] r10:61c88647 r9:84a86c00 r8:85469e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.358704][ T32] r4:85469e00 [ 1329.358796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.358940][ T32] r10:00000000 r9:85469e00 r8:80287e08 r7:eb151e60 r6:8531ee80 r5:84a86c00 [ 1329.358971][ T32] r4:00000001 [ 1329.358994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.359060][ T32] Exception stack(0xeb161fb0 to 0xeb161ff8) [ 1329.359129][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.359176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.359234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.359297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.359323][ T32] r4:8548d300 [ 1329.360102][ T32] INFO: task kworker/1:506:4661 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.360197][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.360307][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.360392][ T32] Call trace: [ 1329.360429][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.360487][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.360548][ T32] r4:00000000 [ 1329.360572][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.360617][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.360677][ T32] dd20: c5f91000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.360742][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.360772][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.360798][ T32] r5:80070113 r4:80239bb0 [ 1329.360817][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.360861][ T32] r4:82ac21e4 [ 1329.360881][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.360927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.360950][ T32] r4:eae7ddc0 [ 1329.360969][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.361056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.361123][ T32] r4:00000000 [ 1329.361158][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.361211][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.361233][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.361277][ T32] r5:00001000 r4:ed8b3000 [ 1329.361298][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.361341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.361410][ T32] r5:85cd538c r4:85cd5000 [ 1329.361433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.361661][ T32] r4:8530a300 ** 2 printk messages dropped ** [ 1329.361786][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.362011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.362470][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.363028][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1329.363329][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.363627][ T32] r5:853dcb8c r4:853dc800 [ 1329.363646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.363696][ T32] r7:ddde2d80 r6:83018200 r5:853dcb8c r4:85469e80 [ 1329.363748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1329.363827][ T32] r4:85469e80 ** 4 printk messages dropped ** [ 1329.364016][ T32] Exception stack(0xeb165fb0 to 0xeb165ff8) ** 6 printk messages dropped ** [ 1329.385610][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1329.386543][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1329.387092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.387416][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 ** 8 printk messages dropped ** [ 1329.387800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.388346][ T32] r4:8538a400 [ 1329.388369][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.388440][ T32] r5:8538a400 r4:8291a680 [ 1329.388493][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.388539][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.388597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb169e08 [ 1329.388659][ T32] r4:00000000 [ 1329.388683][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.388722][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.388758][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.388803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548dc00 [ 1329.388856][ T32] r4:00000000 [ 1329.388879][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.388967][ T32] r9:83018205 r8:8538a400 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1329.388993][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.389065][ T32] r5:00001000 r4:dfa47000 [ 1329.389093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.389137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.389204][ T32] r5:853dd78c r4:853dd400 [ 1329.389227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.389278][ T32] r7:ddde2d80 r6:83018200 r5:853dd78c r4:85469f00 [ 1329.389329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.389412][ T32] r10:61c88647 r9:8538a400 r8:85469f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.389438][ T32] r4:85469f00 [ 1329.389458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.389508][ T32] r10:00000000 r9:85469f00 r8:80287e08 r7:eb165e60 r6:8531ef80 r5:8538a400 [ 1329.389531][ T32] r4:00000001 [ 1329.389579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.389626][ T32] Exception stack(0xeb169fb0 to 0xeb169ff8) [ 1329.389696][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.389731][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.389760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.389791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.389849][ T32] r4:8548d680 [ 1329.390322][ T32] INFO: task kworker/1:508:4664 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.390359][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.390448][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.390521][ T32] Call trace: [ 1329.390552][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.390608][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.390686][ T32] r4:00000000 [ 1329.390710][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.390803][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.390838][ T32] dd20: c65f2000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.390902][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.390966][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.390997][ T32] r5:80070113 r4:80239bb0 [ 1329.391024][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1329.391245][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.391580][ T32] r5:85cd538c r4:85cd5000 ** 4 printk messages dropped ** [ 1329.391793][ T32] r4:8530a300 ** 1 printk messages dropped ** [ 1329.391898][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 ** 7 printk messages dropped ** [ 1329.392350][ T32] r4:8530e480 ** 5 printk messages dropped ** [ 1329.392662][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1329.393228][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1329.393630][ T32] r5:00001000 r4:e08a3000 ** 2 printk messages dropped ** [ 1329.393820][ T32] r5:853f4b8c r4:853f4800 ** 1 printk messages dropped ** [ 1329.393922][ T32] r7:dddced80 r6:83018000 r5:853f4b8c r4:85496000 ** 5 printk messages dropped ** [ 1329.425777][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.426591][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1329.429074][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) ** 8 printk messages dropped ** [ 1329.430051][ T32] r4:eae7ddc0 ** 5 printk messages dropped ** [ 1329.430986][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.432138][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.432942][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.433936][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.465444][ T32] r4:85398000 [ 1329.465503][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.465608][ T32] r5:85398000 r4:8291a680 [ 1329.465658][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.465764][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.465910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb16de08 [ 1329.465992][ T32] r4:00000000 [ 1329.466087][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.466214][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.466362][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.466487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548d740 [ 1329.466560][ T32] r4:00000000 [ 1329.466619][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.466822][ T32] r9:83018205 r8:85398000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1329.466898][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.467024][ T32] r5:00001000 r4:eb0e3000 [ 1329.467080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.467175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.467290][ T32] r5:853dcf8c r4:853dcc00 [ 1329.467355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.467479][ T32] r7:ddde2d80 r6:83018200 r5:853dcf8c r4:85469f80 [ 1329.467537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.467641][ T32] r10:61c88647 r9:85398000 r8:85469fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.467717][ T32] r4:85469f80 [ 1329.467805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.467927][ T32] r10:00000000 r9:85469f80 r8:80287e08 r7:eb169e60 r6:85496100 r5:85398000 [ 1329.467991][ T32] r4:00000001 [ 1329.468085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.468208][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) [ 1329.468294][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.468408][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.468577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.468678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.468738][ T32] r4:8548d740 [ 1329.470082][ T32] INFO: task kworker/1:509:4668 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.470184][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.470412][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.470534][ T32] Call trace: [ 1329.470644][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.470819][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.470880][ T32] r4:00000000 [ 1329.470931][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.471035][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.471105][ T32] dd20: c6be4000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.471182][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.471280][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.471356][ T32] r5:80070113 r4:80239bb0 [ 1329.471410][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.471521][ T32] r4:82ac21e4 [ 1329.471636][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.471808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.471888][ T32] r4:eae7ddc0 [ 1329.471969][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.472117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.472191][ T32] r4:00000000 [ 1329.472232][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.472342][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.472400][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.472528][ T32] r5:00001000 r4:ed8b3000 [ 1329.472584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.472715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.472839][ T32] r5:85cd538c r4:85cd5000 [ 1329.472888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.473009][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.473070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.473196][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.473277][ T32] r4:8530a300 [ 1329.473368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.473499][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.473596][ T32] r4:00000001 [ 1329.473663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.473775][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) ** 1 printk messages dropped ** [ 1329.474038][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1329.503912][ T32] r4:8530e480 [ 1329.503976][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.504061][ T32] INFO: task kworker/1:510:4671 blocked for more than 456 seconds. [ 1329.504229][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.504918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.505038][ T32] task:kworker/1:510 state:D stack:0 pid:4671 tgid:4671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.505213][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.505369][ T32] Call trace: [ 1329.505465][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.505607][ T32] r10:8291a684 r9:eb181d84 r8:00000002 r7:60000013 r6:eb181d8c r5:8539a400 [ 1329.505704][ T32] r4:8539a400 [ 1329.505786][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.505948][ T32] r5:8539a400 r4:8291a680 [ 1329.506028][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.506159][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.506335][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 1329.506404][ T32] r4:00000000 [ 1329.506459][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.506551][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.506706][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.506858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548da80 [ 1329.506909][ T32] r4:00000000 [ 1329.506961][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.507116][ T32] r9:83018205 r8:8539a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1329.507213][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.507328][ T32] r5:00001000 r4:eb173000 [ 1329.507395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.507501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.507656][ T32] r5:853dd38c r4:853dd000 [ 1329.507722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.507839][ T32] r7:ddde2d80 r6:83018200 r5:853dd38c r4:85493000 [ 1329.507994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.508122][ T32] r10:61c88647 r9:8539a400 r8:8549302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.508181][ T32] r4:85493000 [ 1329.508241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.508378][ T32] r10:00000000 r9:85493000 r8:80287e08 r7:eb169e60 r6:85496180 r5:8539a400 [ 1329.508430][ T32] r4:00000001 [ 1329.508472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.508565][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) [ 1329.508679][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.508778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.508853][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.508950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.509026][ T32] r4:8548d940 [ 1329.510381][ T32] INFO: task kworker/1:510:4671 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.510474][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.510602][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.510783][ T32] Call trace: [ 1329.510879][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.511008][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.511099][ T32] r4:00000000 [ 1329.511203][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.511304][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.511383][ T32] dd20: c6fb7000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.511461][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.511529][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.511599][ T32] r5:80070113 r4:80239bb0 [ 1329.511653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.511773][ T32] r4:82ac21e4 [ 1329.511829][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.511934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.511999][ T32] r4:eae7ddc0 [ 1329.512055][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.512171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.512218][ T32] r4:00000000 [ 1329.512258][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.512427][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.512549][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.512653][ T32] r5:00001000 r4:ed8b3000 [ 1329.512698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.512871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.513000][ T32] r5:85cd538c r4:85cd5000 [ 1329.513053][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.513161][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.513223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.513334][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.513638][ T32] r4:8530a300 [ 1329.513707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.514010][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.514078][ T32] r4:00000001 [ 1329.514249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.555210][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.555349][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.555475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.555557][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.555644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.555734][ T32] r4:8530e480 [ 1329.555826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.555906][ T32] INFO: task kworker/1:511:4672 blocked for more than 456 seconds. [ 1329.556034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.556114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.556172][ T32] task:kworker/1:511 state:D stack:0 pid:4672 tgid:4672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.556311][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.556447][ T32] Call trace: [ 1329.556530][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.556662][ T32] r10:8291a684 r9:eb185d84 r8:00000002 r7:60000113 r6:eb185d8c r5:85398c00 [ 1329.556720][ T32] r4:85398c00 [ 1329.556792][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.556896][ T32] r5:85398c00 r4:8291a680 [ 1329.556978][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.557072][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.557183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb185e08 [ 1329.557242][ T32] r4:00000000 [ 1329.557295][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.557416][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.557553][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.557686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548dd80 [ 1329.557769][ T32] r4:00000000 [ 1329.557831][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.557960][ T32] r9:83018205 r8:85398c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1329.558022][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.558141][ T32] r5:00001000 r4:dfbc1000 [ 1329.558213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.558321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.558436][ T32] r5:853ddb8c r4:853dd800 [ 1329.558498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.558637][ T32] r7:ddde2d80 r6:83018200 r5:853ddb8c r4:85493080 [ 1329.558727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.558902][ T32] r10:61c88647 r9:85398c00 r8:854930ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.558979][ T32] r4:85493080 [ 1329.559059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.559182][ T32] r10:00000000 r9:85493080 r8:80287e08 r7:eb169e60 r6:85496200 r5:85398c00 [ 1329.559239][ T32] r4:00000001 [ 1329.559289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.559388][ T32] Exception stack(0xeb185fb0 to 0xeb185ff8) [ 1329.559506][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.559660][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.559746][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.559898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.559983][ T32] r4:8548d940 [ 1329.561346][ T32] INFO: task kworker/1:511:4672 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.561490][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.561805][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.561933][ T32] Call trace: [ 1329.562035][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.562195][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.562271][ T32] r4:00000000 [ 1329.562340][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.562443][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.562524][ T32] dd20: c76cb000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.562602][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.562674][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.562773][ T32] r5:80070113 r4:80239bb0 [ 1329.562839][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.562945][ T32] r4:82ac21e4 [ 1329.563001][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.563118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.563180][ T32] r4:eae7ddc0 [ 1329.563236][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.563346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.563417][ T32] r4:00000000 [ 1329.563498][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.563634][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.563759][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.563890][ T32] r5:00001000 r4:ed8b3000 [ 1329.563948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.564055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.592324][ T32] r5:85cd538c r4:85cd5000 [ 1329.592421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.592612][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.592686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.592832][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.592907][ T32] r4:8530a300 [ 1329.593037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.593200][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.593261][ T32] r4:00000001 [ 1329.593306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.593416][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.593517][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.593589][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.593677][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.593744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.593843][ T32] r4:8530e480 [ 1329.593899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.593988][ T32] INFO: task kworker/1:512:4674 blocked for more than 456 seconds. [ 1329.594062][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.598631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.598832][ T32] task:kworker/1:512 state:D stack:0 pid:4674 tgid:4674 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.598985][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.599113][ T32] Call trace: [ 1329.599242][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.599392][ T32] r10:8291a684 r9:eb059d84 r8:00000002 r7:60000113 r6:eb059d8c r5:85399800 [ 1329.599459][ T32] r4:85399800 [ 1329.599519][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.599632][ T32] r5:85399800 r4:8291a680 [ 1329.599684][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.599802][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.599921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 [ 1329.600022][ T32] r4:00000000 [ 1329.600090][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.600180][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.600378][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.600515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549e740 [ 1329.600604][ T32] r4:00000000 [ 1329.600669][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.600822][ T32] r9:83018205 r8:85399800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1329.600888][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.601004][ T32] r5:00001000 r4:eab21000 [ 1329.601084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.601205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.601321][ T32] r5:853df78c r4:853df400 [ 1329.601374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.601499][ T32] r7:ddde2d80 r6:83018200 r5:853df78c r4:85493100 [ 1329.601588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.601718][ T32] r10:61c88647 r9:85399800 r8:8549312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.601791][ T32] r4:85493100 [ 1329.601851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.602029][ T32] r10:00000000 r9:85493100 r8:80287e08 r7:eb185e60 r6:85496280 r5:85399800 [ 1329.602169][ T32] r4:00000001 [ 1329.602242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.602339][ T32] Exception stack(0xeb059fb0 to 0xeb059ff8) [ 1329.602410][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.602483][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.602553][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.602629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.602681][ T32] r4:8548d980 [ 1329.604065][ T32] INFO: task kworker/1:512:4674 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.630176][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.630379][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.630518][ T32] Call trace: [ 1329.630624][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.630801][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.630883][ T32] r4:00000000 [ 1329.630964][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.631074][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.631178][ T32] dd20: c7dff000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.631268][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.631334][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.631419][ T32] r5:80070113 r4:80239bb0 [ 1329.631512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.631633][ T32] r4:82ac21e4 [ 1329.631707][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.631830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.631882][ T32] r4:eae7ddc0 [ 1329.631928][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.632030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.632088][ T32] r4:00000000 [ 1329.632147][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.632297][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.632409][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.632536][ T32] r5:00001000 r4:ed8b3000 [ 1329.632597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.632708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.632834][ T32] r5:85cd538c r4:85cd5000 [ 1329.632890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.633014][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.633076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.633206][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.633282][ T32] r4:8530a300 [ 1329.633343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.633472][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.633532][ T32] r4:00000001 [ 1329.633620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.633803][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.633873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.633949][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.634017][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.639334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.639479][ T32] r4:8530e480 [ 1329.639555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.639654][ T32] INFO: task kworker/1:513:4676 blocked for more than 456 seconds. [ 1329.639815][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.639896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.639980][ T32] task:kworker/1:513 state:D stack:0 pid:4676 tgid:4676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.640135][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.640303][ T32] Call trace: [ 1329.640404][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.640538][ T32] r10:8291a684 r9:eb089d84 r8:00000002 r7:60000113 r6:eb089d8c r5:8539b000 [ 1329.640601][ T32] r4:8539b000 [ 1329.640661][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.640788][ T32] r5:8539b000 r4:8291a680 [ 1329.640888][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.641031][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.641152][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb089e08 [ 1329.641215][ T32] r4:00000000 [ 1329.641264][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.641349][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.641447][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.641563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548dec0 [ 1329.641659][ T32] r4:00000000 [ 1329.641765][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.641905][ T32] r9:83018205 r8:8539b000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1329.641966][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.642105][ T32] r5:00001000 r4:dfe83000 [ 1329.642201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.642319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.642485][ T32] r5:853ddf8c r4:853ddc00 [ 1329.642585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.642722][ T32] r7:ddde2d80 r6:83018200 r5:853ddf8c r4:85493180 [ 1329.642820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.642936][ T32] r10:61c88647 r9:8539b000 r8:854931ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.642999][ T32] r4:85493180 [ 1329.643084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.643244][ T32] r10:00000000 r9:85493180 r8:80287e08 r7:eb059e60 r6:85496300 r5:8539b000 [ 1329.643344][ T32] r4:00000001 [ 1329.643417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.643523][ T32] Exception stack(0xeb089fb0 to 0xeb089ff8) [ 1329.643630][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.643725][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.643810][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.643891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.643973][ T32] r4:8548db80 [ 1329.671207][ T32] INFO: task kworker/1:513:4676 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.671412][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.671678][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.671843][ T32] Call trace: [ 1329.671949][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.672125][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.672193][ T32] r4:00000000 [ 1329.672266][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.672386][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.672472][ T32] dd20: c81ea000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.672553][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.672625][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.672694][ T32] r5:80070113 r4:80239bb0 [ 1329.672763][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.672870][ T32] r4:82ac21e4 [ 1329.672926][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.673040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.673113][ T32] r4:eae7ddc0 [ 1329.673162][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.673279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.673374][ T32] r4:00000000 [ 1329.673447][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.673602][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.673680][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.673806][ T32] r5:00001000 r4:ed8b3000 [ 1329.673865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.673995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.678921][ T32] r5:85cd538c r4:85cd5000 [ 1329.679078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.679240][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.679304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.679449][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.679547][ T32] r4:8530a300 [ 1329.679621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.679744][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.679855][ T32] r4:00000001 [ 1329.679923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.680060][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.680145][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.680220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.680293][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.680409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.680477][ T32] r4:8530e480 [ 1329.680541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.680664][ T32] INFO: task kworker/1:514:4679 blocked for more than 456 seconds. [ 1329.680783][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.680890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.680960][ T32] task:kworker/1:514 state:D stack:0 pid:4679 tgid:4679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.681126][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.681272][ T32] Call trace: [ 1329.681367][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.681508][ T32] r10:8291a684 r9:eb195d84 r8:00000002 r7:60000113 r6:eb195d8c r5:8539bc00 [ 1329.681569][ T32] r4:8539bc00 [ 1329.681624][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.681760][ T32] r5:8539bc00 r4:8291a680 [ 1329.681830][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.681933][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.682048][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb195e08 [ 1329.682148][ T32] r4:00000000 [ 1329.682210][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.682299][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.682404][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.682512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548dfc0 [ 1329.682589][ T32] r4:00000000 [ 1329.682643][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.682800][ T32] r9:83018205 r8:8539bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1329.682868][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.682977][ T32] r5:00001000 r4:dffe7000 [ 1329.683038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.683165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.683281][ T32] r5:853de38c r4:853de000 [ 1329.683343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.683473][ T32] r7:ddde2d80 r6:83018200 r5:853de38c r4:85493200 [ 1329.683534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.683659][ T32] r10:61c88647 r9:8539bc00 r8:8549322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.683721][ T32] r4:85493200 [ 1329.683808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.684140][ T32] r10:00000000 r9:85493200 r8:80287e08 r7:eb059e60 r6:85496380 r5:8539bc00 [ 1329.710722][ T32] r4:00000001 [ 1329.710862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.711019][ T32] Exception stack(0xeb195fb0 to 0xeb195ff8) [ 1329.711102][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.711180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.711255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.711326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.711389][ T32] r4:8548dd40 [ 1329.712763][ T32] INFO: task kworker/1:514:4679 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.712861][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.713001][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.713105][ T32] Call trace: [ 1329.713180][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.713308][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.713366][ T32] r4:00000000 [ 1329.713436][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.713563][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.713679][ T32] dd20: c85fd000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.713781][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.713852][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.713913][ T32] r5:80070113 r4:80239bb0 [ 1329.713969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.714084][ T32] r4:82ac21e4 [ 1329.718608][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.718836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.718907][ T32] r4:eae7ddc0 [ 1329.718963][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.719098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.719167][ T32] r4:00000000 [ 1329.719217][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.719338][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.719390][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.719498][ T32] r5:00001000 r4:ed8b3000 [ 1329.719549][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.719644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.719735][ T32] r5:85cd538c r4:85cd5000 [ 1329.719803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.719919][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.720025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.720149][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.720207][ T32] r4:8530a300 [ 1329.720254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.720354][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.720399][ T32] r4:00000001 [ 1329.720442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.720533][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.720604][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.720721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.720811][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.720918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.720973][ T32] r4:8530e480 [ 1329.721025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.721090][ T32] INFO: task kworker/1:515:4682 blocked for more than 456 seconds. [ 1329.721169][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.721241][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.721358][ T32] task:kworker/1:515 state:D stack:0 pid:4682 tgid:4682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.721512][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.721666][ T32] Call trace: [ 1329.721852][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.721982][ T32] r10:8291a684 r9:eb15dd84 r8:00000002 r7:60000113 r6:eb15dd8c r5:85432400 [ 1329.722073][ T32] r4:85432400 [ 1329.722136][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.722397][ T32] r5:85432400 r4:8291a680 [ 1329.722482][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.722640][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.722797][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb15de08 [ 1329.722874][ T32] r4:00000000 [ 1329.722925][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.723019][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.723213][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.723345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6ff80 [ 1329.723448][ T32] r4:00000000 [ 1329.723571][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.723706][ T32] r9:83018205 r8:85432400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1329.723778][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.723894][ T32] r5:00001000 r4:e01c5000 [ 1329.723952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.724153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.745581][ T32] r5:853de78c r4:853de400 [ 1329.745687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.745868][ T32] r7:ddde2d80 r6:83018200 r5:853de78c r4:85493280 [ 1329.745922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.746042][ T32] r10:61c88647 r9:85432400 r8:854932ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.746099][ T32] r4:85493280 [ 1329.746148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.746271][ T32] r10:00000000 r9:85493280 r8:80287e08 r7:eb059e60 r6:85493300 r5:85432400 [ 1329.746343][ T32] r4:00000001 [ 1329.746455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.746775][ T32] Exception stack(0xeb15dfb0 to 0xeb15dff8) [ 1329.746871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.747023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.747099][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.747169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.747233][ T32] r4:84a6f780 [ 1329.748617][ T32] INFO: task kworker/1:515:4682 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.748767][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.749000][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.749128][ T32] Call trace: [ 1329.749281][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.749424][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.749482][ T32] r4:00000000 [ 1329.749534][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.749633][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.749706][ T32] dd20: c8975000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.749782][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.750064][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.750155][ T32] r5:80070113 r4:80239bb0 [ 1329.750234][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.750384][ T32] r4:82ac21e4 [ 1329.750445][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.750566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.751000][ T32] r4:eae7ddc0 [ 1329.751071][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.751289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.751361][ T32] r4:00000000 [ 1329.751416][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.751538][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.751700][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.751835][ T32] r5:00001000 r4:ed8b3000 [ 1329.751912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.752049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.752184][ T32] r5:85cd538c r4:85cd5000 [ 1329.752242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.752421][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.752486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.752603][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.752658][ T32] r4:8530a300 [ 1329.752704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.752917][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.752981][ T32] r4:00000001 [ 1329.753033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.753161][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.753240][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.753346][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.753429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.753513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.753599][ T32] r4:8530e480 [ 1329.753714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.753828][ T32] INFO: task kworker/1:516:4683 blocked for more than 456 seconds. [ 1329.753914][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.753978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.754027][ T32] task:kworker/1:516 state:D stack:0 pid:4683 tgid:4683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.775040][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.775266][ T32] Call trace: [ 1329.775354][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.775499][ T32] r10:8291a684 r9:eb199d84 r8:00000002 r7:60000113 r6:eb199d8c r5:85434800 [ 1329.775570][ T32] r4:85434800 [ 1329.775656][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.775799][ T32] r5:85434800 r4:8291a680 [ 1329.775859][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.775970][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.776082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 [ 1329.776142][ T32] r4:00000000 [ 1329.776226][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.776337][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.776442][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.776558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547d500 [ 1329.776620][ T32] r4:00000000 [ 1329.776677][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.776826][ T32] r9:83018205 r8:85434800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1329.776887][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.777019][ T32] r5:00001000 r4:e051c000 [ 1329.777085][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.777251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.777379][ T32] r5:853deb8c r4:853de800 [ 1329.777452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.777608][ T32] r7:ddde2d80 r6:83018200 r5:853deb8c r4:85493380 [ 1329.777691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.777866][ T32] r10:61c88647 r9:85434800 r8:854933ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.777930][ T32] r4:85493380 [ 1329.778001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.778157][ T32] r10:00000000 r9:85493380 r8:80287e08 r7:eb059e60 r6:85493400 r5:85434800 [ 1329.778229][ T32] r4:00000001 [ 1329.778278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.778366][ T32] Exception stack(0xeb199fb0 to 0xeb199ff8) [ 1329.778432][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.778495][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.778584][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.778680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.778734][ T32] r4:8547da80 [ 1329.780090][ T32] INFO: task kworker/1:516:4683 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.780199][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.780386][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.780508][ T32] Call trace: [ 1329.780633][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.780778][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.780843][ T32] r4:00000000 [ 1329.780900][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.781010][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.781086][ T32] dd20: c89da000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.781156][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.781226][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.781286][ T32] r5:80070113 r4:80239bb0 [ 1329.781337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.781466][ T32] r4:82ac21e4 [ 1329.781527][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.781703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.781789][ T32] r4:eae7ddc0 [ 1329.781874][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.781991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.782049][ T32] r4:00000000 [ 1329.782102][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.782208][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.782261][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.782366][ T32] r5:00001000 r4:ed8b3000 [ 1329.782438][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.782568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.782682][ T32] r5:85cd538c r4:85cd5000 [ 1329.782732][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.782892][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.782943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.783083][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.783145][ T32] r4:8530a300 [ 1329.783193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.783300][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.783367][ T32] r4:00000001 [ 1329.783417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.783505][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.783599][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.783678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.783762][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.783836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.783885][ T32] r4:8530e480 [ 1329.783941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.784015][ T32] INFO: task kworker/1:517:4686 blocked for more than 456 seconds. [ 1329.784101][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.815158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.815258][ T32] task:kworker/1:517 state:D stack:0 pid:4686 tgid:4686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.815407][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.815596][ T32] Call trace: [ 1329.815717][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.815870][ T32] r10:8291a684 r9:eb19dd84 r8:00000002 r7:60000113 r6:eb19dd8c r5:85436000 [ 1329.815936][ T32] r4:85436000 [ 1329.816038][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.816157][ T32] r5:85436000 r4:8291a680 [ 1329.816216][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.816319][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.816453][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 [ 1329.816523][ T32] r4:00000000 [ 1329.816592][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.816684][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.816792][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.816923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549e500 [ 1329.816999][ T32] r4:00000000 [ 1329.817057][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.817180][ T32] r9:83018205 r8:85436000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1329.817239][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.817345][ T32] r5:00001000 r4:eaabf000 [ 1329.817424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.817564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.817678][ T32] r5:853def8c r4:853dec00 [ 1329.817763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.817926][ T32] r7:ddde2d80 r6:83018200 r5:853def8c r4:85493480 [ 1329.817983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.818109][ T32] r10:61c88647 r9:85436000 r8:854934ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.818236][ T32] r4:85493480 [ 1329.818331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.818476][ T32] r10:00000000 r9:85493480 r8:80287e08 r7:eb059e60 r6:85493500 r5:85436000 [ 1329.818536][ T32] r4:00000001 [ 1329.818590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.818698][ T32] Exception stack(0xeb19dfb0 to 0xeb19dff8) [ 1329.818814][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.818914][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.818995][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.819074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.819195][ T32] r4:84a6f780 [ 1329.820529][ T32] INFO: task kworker/1:517:4686 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.820625][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.820800][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.820911][ T32] Call trace: [ 1329.821049][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.821184][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.821241][ T32] r4:00000000 [ 1329.821296][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.821426][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.821563][ T32] dd20: c8df2000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.821679][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.821761][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.821844][ T32] r5:80070113 r4:80239bb0 [ 1329.821909][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.822033][ T32] r4:82ac21e4 [ 1329.822104][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.822230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.822315][ T32] r4:eae7ddc0 [ 1329.822390][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.822558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.822632][ T32] r4:00000000 [ 1329.822703][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.822872][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.822926][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.823033][ T32] r5:00001000 r4:ed8b3000 [ 1329.823087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.823180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.823285][ T32] r5:85cd538c r4:85cd5000 [ 1329.823334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.823453][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.823512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.823630][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.823712][ T32] r4:8530a300 [ 1329.823776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.823902][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.823965][ T32] r4:00000001 [ 1329.824012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.824103][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.843848][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.844079][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.844228][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.850424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.850543][ T32] r4:8530e480 [ 1329.850659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.850785][ T32] INFO: task kworker/0:263:4687 blocked for more than 456 seconds. [ 1329.850908][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.851005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.851108][ T32] task:kworker/0:263 state:D stack:0 pid:4687 tgid:4687 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.851290][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.851513][ T32] Call trace: [ 1329.851599][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.851757][ T32] r10:8291a684 r9:eb1a1d84 r8:00000002 r7:60000113 r6:eb1a1d8c r5:85433c00 [ 1329.851861][ T32] r4:85433c00 [ 1329.851941][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.852057][ T32] r5:85433c00 r4:8291a680 [ 1329.852104][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.852207][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.852342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 [ 1329.852399][ T32] r4:00000000 [ 1329.852453][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.852574][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.852717][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.852853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dab40 [ 1329.852913][ T32] r4:00000000 [ 1329.852965][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.853092][ T32] r9:83018005 r8:85433c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1329.853154][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.853269][ T32] r5:00001000 r4:eaf81000 [ 1329.853329][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.853433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.853544][ T32] r5:853f678c r4:853f6400 [ 1329.853646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.853793][ T32] r7:dddced80 r6:83018000 r5:853f678c r4:85496400 [ 1329.853859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.853983][ T32] r10:61c88647 r9:85433c00 r8:8549642c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.854076][ T32] r4:85496400 [ 1329.854188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.870310][ T32] r10:00000000 r9:85496400 r8:80287e08 r7:eafe5e60 r6:85493580 r5:85433c00 [ 1329.870417][ T32] r4:00000001 [ 1329.870481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.870626][ T32] Exception stack(0xeb1a1fb0 to 0xeb1a1ff8) [ 1329.870713][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.870834][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.870924][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.871008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.871090][ T32] r4:854a1580 [ 1329.872427][ T32] INFO: task kworker/0:263:4687 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.872569][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.872848][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.872984][ T32] Call trace: [ 1329.873135][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.873260][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.873394][ T32] r4:00000000 [ 1329.873483][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.873601][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.873682][ T32] dd20: c905b000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.873792][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.873868][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.873935][ T32] r5:80070113 r4:80239bb0 [ 1329.873982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.874093][ T32] r4:82ac21e4 [ 1329.874196][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.890281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.890407][ T32] r4:eae7ddc0 [ 1329.890469][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.890630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.890772][ T32] r4:00000000 [ 1329.890873][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.891041][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.891133][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.891260][ T32] r5:00001000 r4:ed8b3000 [ 1329.891344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.891452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.891587][ T32] r5:85cd538c r4:85cd5000 [ 1329.891667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.891816][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.891876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.892000][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.892088][ T32] r4:8530a300 [ 1329.892159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.892284][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.892348][ T32] r4:00000001 [ 1329.892404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.892554][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.892645][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.892726][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.892812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.892893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.892956][ T32] r4:8530e480 [ 1329.893046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.893156][ T32] INFO: task kworker/0:264:4689 blocked for more than 456 seconds. [ 1329.893242][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.893310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.893399][ T32] task:kworker/0:264 state:D stack:0 pid:4689 tgid:4689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.893554][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.893722][ T32] Call trace: [ 1329.893877][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.894012][ T32] r10:8291a684 r9:eb1a9d84 r8:00000002 r7:60000113 r6:eb1a9d8c r5:85435400 [ 1329.894159][ T32] r4:85435400 [ 1329.910575][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.910831][ T32] r5:85435400 r4:8291a680 [ 1329.910926][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.911045][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.911185][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a9e08 [ 1329.911237][ T32] r4:00000000 [ 1329.911312][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.911433][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.911543][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.911665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a1d00 [ 1329.911730][ T32] r4:00000000 [ 1329.911829][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.911999][ T32] r9:83018005 r8:85435400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1329.912081][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.912228][ T32] r5:00001000 r4:eaec7000 [ 1329.912304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.912421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.912533][ T32] r5:853f538c r4:853f5000 [ 1329.912591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.912742][ T32] r7:dddced80 r6:83018000 r5:853f538c r4:85496480 [ 1329.912815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.912932][ T32] r10:61c88647 r9:85435400 r8:854964ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.912992][ T32] r4:85496480 [ 1329.913066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.913195][ T32] r10:00000000 r9:85496480 r8:80287e08 r7:eb1a1e60 r6:85493600 r5:85435400 [ 1329.913249][ T32] r4:00000001 [ 1329.913313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.913407][ T32] Exception stack(0xeb1a9fb0 to 0xeb1a9ff8) [ 1329.913483][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.913559][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.913624][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.913696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.913785][ T32] r4:854a1580 [ 1329.936100][ T32] INFO: task kworker/0:264:4689 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.936404][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.936632][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.936800][ T32] Call trace: [ 1329.936884][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.937059][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.937124][ T32] r4:00000000 [ 1329.937182][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.937284][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.937383][ T32] dd20: c94b2000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.937465][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.937537][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.937600][ T32] r5:80070113 r4:80239bb0 [ 1329.937691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.937808][ T32] r4:82ac21e4 [ 1329.937857][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.937962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.938029][ T32] r4:eae7ddc0 [ 1329.938086][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.938204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.938270][ T32] r4:00000000 [ 1329.938328][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.938449][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.938530][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.938656][ T32] r5:00001000 r4:ed8b3000 [ 1329.938777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.938893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.939213][ T32] r5:85cd538c r4:85cd5000 [ 1329.939288][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.939417][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.939482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.939631][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.939758][ T32] r4:8530a300 [ 1329.939829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.939960][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.940139][ T32] r4:00000001 [ 1329.940216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.940370][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.940451][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.940529][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.940604][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.940709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.940888][ T32] r4:8530e480 [ 1329.941192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.941280][ T32] INFO: task kworker/1:518:4692 blocked for more than 456 seconds. [ 1329.941365][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.941447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.941506][ T32] task:kworker/1:518 state:D stack:0 pid:4692 tgid:4692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.941659][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.941824][ T32] Call trace: [ 1329.941924][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.942062][ T32] r10:8291a684 r9:eb1a5d84 r8:00000002 r7:60000013 r6:eb1a5d8c r5:85436c00 [ 1329.942129][ T32] r4:85436c00 [ 1329.942185][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.942314][ T32] r5:85436c00 r4:8291a680 [ 1329.942485][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.942633][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.942780][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a5e08 [ 1329.942845][ T32] r4:00000000 [ 1329.942903][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.943001][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.943100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.943278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549e5c0 [ 1329.943378][ T32] r4:00000000 [ 1329.943439][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.943573][ T32] r9:83018205 r8:85436c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1329.943633][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.943738][ T32] r5:00001000 r4:eaaef000 [ 1329.943795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.943895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.944182][ T32] r5:853df38c r4:853df000 [ 1329.957957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.958171][ T32] r7:ddde2d80 r6:83018200 r5:853df38c r4:85493680 [ 1329.958236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.958365][ T32] r10:61c88647 r9:85436c00 r8:854936ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.958423][ T32] r4:85493680 [ 1329.958479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.958607][ T32] r10:00000000 r9:85493680 r8:80287e08 r7:eb059e60 r6:85493700 r5:85436c00 [ 1329.958677][ T32] r4:00000001 [ 1329.958730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.958881][ T32] Exception stack(0xeb1a5fb0 to 0xeb1a5ff8) [ 1329.958964][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.959059][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.959136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.959218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.959281][ T32] r4:8549e440 [ 1329.960642][ T32] INFO: task kworker/1:518:4692 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1329.960732][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.960987][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.961124][ T32] Call trace: [ 1329.961247][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.961382][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1329.961446][ T32] r4:00000000 [ 1329.961527][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.961664][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1329.961756][ T32] dd20: c94b2000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1329.961833][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1329.961889][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1329.961952][ T32] r5:80070113 r4:80239bb0 [ 1329.962010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.962121][ T32] r4:82ac21e4 [ 1329.962176][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.962271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1329.962330][ T32] r4:eae7ddc0 [ 1329.962399][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.962543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1329.962637][ T32] r4:00000000 [ 1329.962710][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.962868][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1329.962929][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.963042][ T32] r5:00001000 r4:ed8b3000 [ 1329.963102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.963209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.963319][ T32] r5:85cd538c r4:85cd5000 [ 1329.963376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.963519][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1329.963583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.963681][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.963725][ T32] r4:8530a300 [ 1329.963809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.963947][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1329.964079][ T32] r4:00000001 [ 1329.964213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.989153][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1329.989281][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.989423][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.989538][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.989639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.989704][ T32] r4:8530e480 [ 1329.989781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.989852][ T32] INFO: task kworker/1:519:4694 blocked for more than 456 seconds. [ 1329.989933][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.990048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.990143][ T32] task:kworker/1:519 state:D stack:0 pid:4694 tgid:4694 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.990327][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.990474][ T32] Call trace: [ 1329.990548][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.990669][ T32] r10:8291a684 r9:eb171d84 r8:00000002 r7:60000113 r6:eb171d8c r5:85433000 [ 1329.990781][ T32] r4:85433000 [ 1329.990840][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.991001][ T32] r5:85433000 r4:8291a680 [ 1329.991067][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.991182][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.991294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb171e08 [ 1329.991383][ T32] r4:00000000 [ 1329.991450][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.991546][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.991648][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.991793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549ea40 [ 1329.991866][ T32] r4:00000000 [ 1329.991918][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.992034][ T32] r9:83018205 r8:85433000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.992148][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.992272][ T32] r5:00001000 r4:eacfb000 [ 1329.992334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.992440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.992573][ T32] r5:853dff8c r4:853dfc00 [ 1329.992635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.992815][ T32] r7:ddde2d80 r6:83018200 r5:853dff8c r4:85493780 [ 1329.992883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.993012][ T32] r10:61c88647 r9:85433000 r8:854937ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.993135][ T32] r4:85493780 [ 1329.993212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.993335][ T32] r10:00000000 r9:85493780 r8:80287e08 r7:eb059e60 r6:85493800 r5:85433000 [ 1329.993416][ T32] r4:00000001 [ 1329.993482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.993587][ T32] Exception stack(0xeb171fb0 to 0xeb171ff8) [ 1329.993657][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.993730][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.993813][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.993989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.994094][ T32] r4:8549e540 [ 1330.015282][ T32] INFO: task kworker/1:519:4694 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.015537][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.015706][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.015865][ T32] Call trace: [ 1330.015978][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.016109][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.016176][ T32] r4:00000000 [ 1330.016227][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.016318][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.016393][ T32] dd20: c9836000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.016474][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.016544][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.016624][ T32] r5:80070113 r4:80239bb0 [ 1330.016689][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.016816][ T32] r4:82ac21e4 [ 1330.016875][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.017024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.017108][ T32] r4:eae7ddc0 [ 1330.017181][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.017314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.017377][ T32] r4:00000000 [ 1330.017426][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.017524][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.017580][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.017676][ T32] r5:00001000 r4:ed8b3000 [ 1330.017767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.017890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.018024][ T32] r5:85cd538c r4:85cd5000 [ 1330.018084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.018216][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.018273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.018404][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.018469][ T32] r4:8530a300 [ 1330.018560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.018696][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.018796][ T32] r4:00000001 [ 1330.018866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.018975][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.019052][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.019149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.019222][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.019291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1330.020009][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.020663][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.021552][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.021945][ T32] r5:853dfb8c r4:853df800 [ 1330.021989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.022084][ T32] r7:ddde2d80 r6:83018200 r5:853dfb8c r4:85493880 [ 1330.022152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.022264][ T32] r10:61c88647 r9:85438000 r8:854938ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.022329][ T32] r4:85493880 [ 1330.022389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.022527][ T32] r10:00000000 r9:85493880 r8:80287e08 r7:eb171e60 r6:85493900 r5:85438000 [ 1330.022595][ T32] r4:00000001 [ 1330.022653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.022783][ T32] Exception stack(0xeb1adfb0 to 0xeb1adff8) [ 1330.022851][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.022950][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.023032][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.023200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.023309][ T32] r4:8549e800 [ 1330.049384][ T32] INFO: task kworker/1:520:4695 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.049645][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.049865][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.050051][ T32] Call trace: [ 1330.050174][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.050325][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.050408][ T32] r4:00000000 [ 1330.050471][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.050583][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.050668][ T32] dd20: c9a57000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.050787][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.050858][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.050918][ T32] r5:80070113 r4:80239bb0 [ 1330.051000][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.051120][ T32] r4:82ac21e4 [ 1330.051175][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.051286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.051347][ T32] r4:eae7ddc0 [ 1330.051404][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.051518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.051578][ T32] r4:00000000 [ 1330.051665][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.051823][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.051910][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.052030][ T32] r5:00001000 r4:ed8b3000 [ 1330.052086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.052194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.052309][ T32] r5:85cd538c r4:85cd5000 [ 1330.052378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.052498][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.052559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.052692][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.052842][ T32] r4:8530a300 [ 1330.052917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.053046][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.053096][ T32] r4:00000001 [ 1330.053136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.053213][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.053269][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.053326][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.053387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.053472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.053538][ T32] r4:8530e480 [ 1330.053601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.053709][ T32] INFO: task kworker/1:521:4698 blocked for more than 456 seconds. [ 1330.053838][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.053921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.053996][ T32] task:kworker/1:521 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.054160][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.070201][ T32] Call trace: [ 1330.070321][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.070500][ T32] r10:8291a684 r9:eb1b1d84 r8:00000002 r7:60000113 r6:eb1b1d8c r5:85438c00 [ 1330.070577][ T32] r4:85438c00 [ 1330.070629][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.070821][ T32] r5:85438c00 r4:8291a680 [ 1330.070886][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.070998][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.071141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b1e08 [ 1330.071210][ T32] r4:00000000 [ 1330.071268][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.071389][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.071514][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.071634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549ebc0 [ 1330.071693][ T32] r4:00000000 [ 1330.071760][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.071888][ T32] r9:83018205 r8:85438c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1330.071952][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.072071][ T32] r5:00001000 r4:ead85000 [ 1330.072132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.072271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.072398][ T32] r5:853e438c r4:853e4000 [ 1330.072449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.072551][ T32] r7:ddde2d80 r6:83018200 r5:853e438c r4:85493980 [ 1330.072603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.072715][ T32] r10:61c88647 r9:85438c00 r8:854939ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.072800][ T32] r4:85493980 [ 1330.072878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.073003][ T32] r10:00000000 r9:85493980 r8:80287e08 r7:eb171e60 r6:85493a00 r5:85438c00 [ 1330.073059][ T32] r4:00000001 [ 1330.073104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.073188][ T32] Exception stack(0xeb1b1fb0 to 0xeb1b1ff8) [ 1330.073268][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.073330][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.073403][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.073477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.073545][ T32] r4:8549e840 [ 1330.089239][ T32] INFO: task kworker/1:521:4698 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.089502][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.089760][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.089898][ T32] Call trace: [ 1330.089978][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.090116][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.090175][ T32] r4:00000000 [ 1330.090224][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.090317][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.090375][ T32] dd20: c9bf3000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.090463][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.090548][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.090614][ T32] r5:80070113 r4:80239bb0 [ 1330.090685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.090844][ T32] r4:82ac21e4 [ 1330.090913][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.091035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.091136][ T32] r4:eae7ddc0 [ 1330.091206][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.091332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.091387][ T32] r4:00000000 [ 1330.091436][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.091607][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.091673][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.091790][ T32] r5:00001000 r4:ed8b3000 [ 1330.091872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.092066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.092189][ T32] r5:85cd538c r4:85cd5000 [ 1330.092245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.092423][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.092495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.092645][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.092712][ T32] r4:8530a300 [ 1330.092777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.092900][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.092955][ T32] r4:00000001 [ 1330.093022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.093116][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.093184][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.093252][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.093322][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.093427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.093496][ T32] r4:8530e480 [ 1330.093563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.093639][ T32] INFO: task kworker/1:522:4700 blocked for more than 456 seconds. [ 1330.093702][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.093761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.093819][ T32] task:kworker/1:522 state:D stack:0 pid:4700 tgid:4700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.093944][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.094113][ T32] Call trace: [ 1330.114024][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.114867][ T32] r10:8291a684 r9:eb1b5d84 r8:00000002 r7:60000113 r6:eb1b5d8c r5:85439800 [ 1330.114959][ T32] r4:85439800 [ 1330.115028][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.115142][ T32] r5:85439800 r4:8291a680 [ 1330.115180][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.115251][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.115327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b5e08 [ 1330.115388][ T32] r4:00000000 [ 1330.115429][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.115495][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.115573][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.115660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549ed00 [ 1330.115725][ T32] r4:00000000 [ 1330.115806][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.115904][ T32] r9:83018205 r8:85439800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1330.115948][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.116071][ T32] r5:00001000 r4:eae59000 [ 1330.116130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.116209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.116303][ T32] r5:853e478c r4:853e4400 [ 1330.116372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.116464][ T32] r7:ddde2d80 r6:83018200 r5:853e478c r4:85493a80 [ 1330.116506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.116592][ T32] r10:61c88647 r9:85439800 r8:85493aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.116632][ T32] r4:85493a80 [ 1330.116669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.116759][ T32] r10:00000000 r9:85493a80 r8:80287e08 r7:eb1b1e60 r6:85493b00 r5:85439800 [ 1330.116800][ T32] r4:00000001 [ 1330.116863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.116956][ T32] Exception stack(0xeb1b5fb0 to 0xeb1b5ff8) [ 1330.117042][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.117099][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.117199][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.117260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.117324][ T32] r4:8549e9c0 [ 1330.118485][ T32] INFO: task kworker/1:522:4700 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.118581][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.118800][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.119008][ T32] Call trace: [ 1330.119094][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.119248][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.119340][ T32] r4:00000000 [ 1330.119405][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.119509][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.119584][ T32] dd20: c9ddc000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.119657][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.119715][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.119816][ T32] r5:80070113 r4:80239bb0 [ 1330.119898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.120023][ T32] r4:82ac21e4 [ 1330.120077][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.120179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.120242][ T32] r4:eae7ddc0 [ 1330.120314][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.120442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.120501][ T32] r4:00000000 [ 1330.120553][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.120648][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.120690][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.120784][ T32] r5:00001000 r4:ed8b3000 [ 1330.120825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.120897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.121025][ T32] r5:85cd538c r4:85cd5000 [ 1330.121069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.121174][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.121219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.121309][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.121370][ T32] r4:8530a300 [ 1330.121442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.121538][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.121582][ T32] r4:00000001 [ 1330.121694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.121785][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.121839][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.121916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.121976][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.122050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.122106][ T32] r4:8530e480 [ 1330.122150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.122204][ T32] INFO: task kworker/1:523:4702 blocked for more than 456 seconds. [ 1330.122265][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.122335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.122398][ T32] task:kworker/1:523 state:D stack:0 pid:4702 tgid:4702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.122517][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.122611][ T32] Call trace: [ 1330.122676][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.122809][ T32] r10:8291a684 r9:eb191d84 r8:00000002 r7:60000113 r6:eb191d8c r5:8543a400 [ 1330.122876][ T32] r4:8543a400 [ 1330.122944][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.123032][ T32] r5:8543a400 r4:8291a680 [ 1330.123097][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.123212][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.123314][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb191e08 [ 1330.123361][ T32] r4:00000000 [ 1330.123396][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.123461][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.123525][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.123602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549ef40 [ 1330.123644][ T32] r4:00000000 [ 1330.123678][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.123790][ T32] r9:83018205 r8:8543a400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1330.123862][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.123969][ T32] r5:00001000 r4:eae81000 [ 1330.124016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.124113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.158335][ T32] r5:853e4b8c r4:853e4800 [ 1330.158498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.158643][ T32] r7:ddde2d80 r6:83018200 r5:853e4b8c r4:85493b80 [ 1330.158689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.158831][ T32] r10:61c88647 r9:8543a400 r8:85493bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.158920][ T32] r4:85493b80 [ 1330.158988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.159146][ T32] r10:00000000 r9:85493b80 r8:80287e08 r7:eb1b5e60 r6:85493c00 r5:8543a400 [ 1330.159216][ T32] r4:00000001 [ 1330.159269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.159381][ T32] Exception stack(0xeb191fb0 to 0xeb191ff8) [ 1330.159465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.159559][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.159638][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.159717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.159779][ T32] r4:8549e9c0 [ 1330.161117][ T32] INFO: task kworker/1:523:4702 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.161215][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.161385][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.161538][ T32] Call trace: [ 1330.161626][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.161776][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.161844][ T32] r4:00000000 [ 1330.161927][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.162048][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.162123][ T32] dd20: ca129000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.162197][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.162269][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.162353][ T32] r5:80070113 r4:80239bb0 [ 1330.162453][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.162607][ T32] r4:82ac21e4 [ 1330.162694][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.162889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.162963][ T32] r4:eae7ddc0 [ 1330.163015][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.163129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.163195][ T32] r4:00000000 [ 1330.163277][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.163406][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.163457][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.163588][ T32] r5:00001000 r4:ed8b3000 [ 1330.163670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.163788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.163907][ T32] r5:85cd538c r4:85cd5000 [ 1330.163959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.164104][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.175933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.176257][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.176368][ T32] r4:8530a300 [ 1330.176426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.176540][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.176659][ T32] r4:00000001 [ 1330.176713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.176826][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.176921][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.177004][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.177083][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.177161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.177219][ T32] r4:8530e480 [ 1330.177280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.177376][ T32] INFO: task kworker/1:524:4704 blocked for more than 456 seconds. [ 1330.177455][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.177562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.177630][ T32] task:kworker/1:524 state:D stack:0 pid:4704 tgid:4704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.177771][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.177936][ T32] Call trace: [ 1330.178062][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.178195][ T32] r10:8291a684 r9:eb1b9d84 r8:00000002 r7:60000113 r6:eb1b9d8c r5:8543b000 [ 1330.178260][ T32] r4:8543b000 [ 1330.178313][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.178420][ T32] r5:8543b000 r4:8291a680 [ 1330.178478][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.178579][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.178699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b9e08 [ 1330.178798][ T32] r4:00000000 [ 1330.178873][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.178967][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.179072][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.179209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854af040 [ 1330.179290][ T32] r4:00000000 [ 1330.179346][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.179452][ T32] r9:83018205 r8:8543b000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1330.179499][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.179603][ T32] r5:00001000 r4:eaee1000 [ 1330.179660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.179772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.179904][ T32] r5:853e4f8c r4:853e4c00 [ 1330.179966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.180069][ T32] r7:ddde2d80 r6:83018200 r5:853e4f8c r4:85493c80 [ 1330.180113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.180217][ T32] r10:61c88647 r9:8543b000 r8:85493cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.180278][ T32] r4:85493c80 [ 1330.180315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.180428][ T32] r10:00000000 r9:85493c80 r8:80287e08 r7:eb191e60 r6:85493d00 r5:8543b000 [ 1330.180479][ T32] r4:00000001 [ 1330.180517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.180589][ T32] Exception stack(0xeb1b9fb0 to 0xeb1b9ff8) [ 1330.180644][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.180705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.180781][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.180881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.180960][ T32] r4:8549edc0 [ 1330.182329][ T32] INFO: task kworker/1:524:4704 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.182437][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.182588][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.182713][ T32] Call trace: [ 1330.182852][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.182976][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.183030][ T32] r4:00000000 [ 1330.183094][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.183191][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.183254][ T32] dd20: ca129000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.183345][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.183417][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.183488][ T32] r5:80070113 r4:80239bb0 [ 1330.183541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.183642][ T32] r4:82ac21e4 [ 1330.183695][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.183817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.183874][ T32] r4:eae7ddc0 [ 1330.183926][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.184044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.184104][ T32] r4:00000000 [ 1330.207801][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.208108][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.208213][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.208345][ T32] r5:00001000 r4:ed8b3000 [ 1330.208405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.208533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.208656][ T32] r5:85cd538c r4:85cd5000 [ 1330.208734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.208876][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.208927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.209031][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.209078][ T32] r4:8530a300 [ 1330.209122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.209264][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.209350][ T32] r4:00000001 [ 1330.209413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.209527][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.209618][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.209717][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.209818][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.209893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.209951][ T32] r4:8530e480 [ 1330.210019][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.210091][ T32] INFO: task kworker/1:525:4705 blocked for more than 456 seconds. [ 1330.210229][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.210348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.210432][ T32] task:kworker/1:525 state:D stack:0 pid:4705 tgid:4705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.210598][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.210781][ T32] Call trace: [ 1330.210942][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.211091][ T32] r10:8291a684 r9:eb1c5d84 r8:00000002 r7:60000113 r6:eb1c5d8c r5:8543c800 [ 1330.211156][ T32] r4:8543c800 [ 1330.211225][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.211346][ T32] r5:8543c800 r4:8291a680 [ 1330.211414][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.211527][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.211646][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c5e08 [ 1330.211719][ T32] r4:00000000 [ 1330.211796][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.211888][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.211969][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.212078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854af280 [ 1330.212155][ T32] r4:00000000 [ 1330.212226][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.212345][ T32] r9:83018205 r8:8543c800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1330.212420][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.212529][ T32] r5:00001000 r4:eaf09000 [ 1330.212608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.212733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.212857][ T32] r5:853e538c r4:853e5000 [ 1330.212916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.213051][ T32] r7:ddde2d80 r6:83018200 r5:853e538c r4:85493d80 [ 1330.213113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.213237][ T32] r10:61c88647 r9:8543c800 r8:85493dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.213356][ T32] r4:85493d80 [ 1330.213428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.213571][ T32] r10:00000000 r9:85493d80 r8:80287e08 r7:eb1b9e60 r6:85493e00 r5:8543c800 [ 1330.213638][ T32] r4:00000001 [ 1330.213710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.213840][ T32] Exception stack(0xeb1c5fb0 to 0xeb1c5ff8) [ 1330.213932][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.214028][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.214098][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.233571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.233804][ T32] r4:8549ee40 [ 1330.235788][ T32] INFO: task kworker/1:525:4705 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.235954][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.236205][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.236384][ T32] Call trace: [ 1330.236476][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.236626][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.236725][ T32] r4:00000000 [ 1330.236802][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.236915][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.237038][ T32] dd20: ca4f4000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.237137][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.237207][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.237281][ T32] r5:80070113 r4:80239bb0 [ 1330.237339][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.237451][ T32] r4:82ac21e4 [ 1330.237510][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.237651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.237721][ T32] r4:eae7ddc0 [ 1330.237789][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.237935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.238009][ T32] r4:00000000 [ 1330.238097][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.238209][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.238258][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.238362][ T32] r5:00001000 r4:ed8b3000 [ 1330.238487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.238614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.238810][ T32] r5:85cd538c r4:85cd5000 [ 1330.238903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.239022][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.239071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.239175][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.239222][ T32] r4:8530a300 [ 1330.239265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.239388][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.239453][ T32] r4:00000001 [ 1330.239495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.239585][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.239647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.239711][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.239807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.239881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.239940][ T32] r4:8530e480 [ 1330.240003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.240073][ T32] INFO: task kworker/1:526:4708 blocked for more than 456 seconds. [ 1330.240175][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.240256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.240313][ T32] task:kworker/1:526 state:D stack:0 pid:4708 tgid:4708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.240427][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.240513][ T32] Call trace: [ 1330.240604][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.240708][ T32] r10:8291a684 r9:eb1bdd84 r8:00000002 r7:60000013 r6:eb1bdd8c r5:8543d400 [ 1330.240769][ T32] r4:8543d400 [ 1330.240835][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.240933][ T32] r5:8543d400 r4:8291a680 [ 1330.240978][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.241116][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.241217][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1bde08 [ 1330.241284][ T32] r4:00000000 [ 1330.241328][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.241402][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.241474][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.241578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854af480 [ 1330.241630][ T32] r4:00000000 [ 1330.241672][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.241791][ T32] r9:83018205 r8:8543d400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1330.241846][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.241930][ T32] r5:00001000 r4:eaf3d000 [ 1330.241969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.242082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.242171][ T32] r5:853e578c r4:853e5400 [ 1330.242225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.242372][ T32] r7:ddde2d80 r6:83018200 r5:853e578c r4:85493e80 [ 1330.242419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.242519][ T32] r10:61c88647 r9:8543d400 r8:85493eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.242568][ T32] r4:85493e80 [ 1330.242620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.242734][ T32] r10:00000000 r9:85493e80 r8:80287e08 r7:eb1c5e60 r6:85493f00 r5:8543d400 [ 1330.242822][ T32] r4:00000001 [ 1330.242899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.243002][ T32] Exception stack(0xeb1bdfb0 to 0xeb1bdff8) [ 1330.243091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.243162][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.243263][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.243358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.243415][ T32] r4:854af1c0 [ 1330.273668][ T32] INFO: task kworker/1:526:4708 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.273928][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.274206][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.279583][ T32] Call trace: [ 1330.279744][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.279897][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.279970][ T32] r4:00000000 [ 1330.280055][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.280161][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.280246][ T32] dd20: ca760000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.280313][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.280366][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.280419][ T32] r5:80070113 r4:80239bb0 [ 1330.280478][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.280570][ T32] r4:82ac21e4 [ 1330.280613][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.280716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.280773][ T32] r4:eae7ddc0 [ 1330.280814][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.280910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.280956][ T32] r4:00000000 [ 1330.281012][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.281127][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.281179][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.281286][ T32] r5:00001000 r4:ed8b3000 [ 1330.281333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.281477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.281575][ T32] r5:85cd538c r4:85cd5000 [ 1330.281618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.281732][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.281795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.281890][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.281934][ T32] r4:8530a300 [ 1330.281973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.282073][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.282121][ T32] r4:00000001 [ 1330.282162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.282240][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.282333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.282403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.282486][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.282553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.282599][ T32] r4:8530e480 [ 1330.282689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.282780][ T32] INFO: task kworker/0:265:4710 blocked for more than 456 seconds. [ 1330.282881][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.282937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.282981][ T32] task:kworker/0:265 state:D stack:0 pid:4710 tgid:4710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.283120][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.283233][ T32] Call trace: [ 1330.283301][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.283420][ T32] r10:8291a684 r9:eb1c9d84 r8:00000002 r7:60000113 r6:eb1c9d8c r5:8539ec00 [ 1330.283484][ T32] r4:8539ec00 [ 1330.283532][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.283634][ T32] r5:8539ec00 r4:8291a680 [ 1330.283680][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.283771][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.283875][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c9e08 [ 1330.283928][ T32] r4:00000000 [ 1330.283969][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.284041][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.284119][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.299666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cc840 [ 1330.299858][ T32] r4:00000000 [ 1330.299945][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.300121][ T32] r9:83018005 r8:8539ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1330.300175][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.300278][ T32] r5:00001000 r4:eac4d000 [ 1330.300326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.300427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.300542][ T32] r5:854ee78c r4:854ee400 [ 1330.300610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.300758][ T32] r7:dddced80 r6:83018000 r5:854ee78c r4:85496500 [ 1330.300825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.300936][ T32] r10:61c88647 r9:8539ec00 r8:8549652c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.300992][ T32] r4:85496500 [ 1330.301070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.301184][ T32] r10:00000000 r9:85496500 r8:80287e08 r7:eb1a1e60 r6:85496580 r5:8539ec00 [ 1330.301233][ T32] r4:00000001 [ 1330.301279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.301365][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) [ 1330.301436][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.301507][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.301568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.301631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.301678][ T32] r4:854a1c40 [ 1330.302998][ T32] INFO: task kworker/0:265:4710 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.303126][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.303291][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.303395][ T32] Call trace: [ 1330.303491][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.303610][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.303660][ T32] r4:00000000 [ 1330.303708][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.303812][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.303902][ T32] dd20: ca8f7000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.304031][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.304177][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.319741][ T32] r5:80070113 r4:80239bb0 [ 1330.319834][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.319953][ T32] r4:82ac21e4 [ 1330.320022][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.320126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.320173][ T32] r4:eae7ddc0 [ 1330.320215][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.320318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.320374][ T32] r4:00000000 [ 1330.320414][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.320523][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.320572][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.320658][ T32] r5:00001000 r4:ed8b3000 [ 1330.320699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.320819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.320938][ T32] r5:85cd538c r4:85cd5000 [ 1330.320989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.321090][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.321131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.321222][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.321288][ T32] r4:8530a300 [ 1330.321363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.321461][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.321532][ T32] r4:00000001 [ 1330.321577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.321653][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.321711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.321774][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.321830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.321888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.321930][ T32] r4:8530e480 [ 1330.321972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.322051][ T32] INFO: task kworker/1:527:4712 blocked for more than 456 seconds. [ 1330.322114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.322161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.322225][ T32] task:kworker/1:527 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.322356][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.322519][ T32] Call trace: [ 1330.322586][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.322711][ T32] r10:8291a684 r9:eb1c1d84 r8:00000002 r7:60000113 r6:eb1c1d8c r5:8543ec00 [ 1330.322793][ T32] r4:8543ec00 [ 1330.322862][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.322950][ T32] r5:8543ec00 r4:8291a680 [ 1330.322989][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.323067][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.323155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c1e08 [ 1330.323196][ T32] r4:00000000 [ 1330.323233][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.323299][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.323366][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.323443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854af5c0 [ 1330.323486][ T32] r4:00000000 [ 1330.323522][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.323635][ T32] r9:83018205 r8:8543ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1330.323680][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.323768][ T32] r5:00001000 r4:eaf6d000 [ 1330.323830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.323910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.324005][ T32] r5:853e5b8c r4:853e5800 [ 1330.324046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.324135][ T32] r7:ddde2d80 r6:83018200 r5:853e5b8c r4:85493f80 [ 1330.344757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.345028][ T32] r10:61c88647 r9:8543ec00 r8:85493fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.345108][ T32] r4:85493f80 [ 1330.345180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.345278][ T32] r10:00000000 r9:85493f80 r8:80287e08 r7:eb1bde60 r6:854ad000 r5:8543ec00 [ 1330.345322][ T32] r4:00000001 [ 1330.345360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.345432][ T32] Exception stack(0xeb1c1fb0 to 0xeb1c1ff8) [ 1330.345488][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.345539][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.345589][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.345644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.345687][ T32] r4:854af300 [ 1330.346799][ T32] INFO: task kworker/1:527:4712 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.346882][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.347122][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.347242][ T32] Call trace: [ 1330.347318][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.347435][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.347510][ T32] r4:00000000 [ 1330.347564][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.347651][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.347711][ T32] dd20: cac8f000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.347783][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.347838][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.347889][ T32] r5:80070113 r4:80239bb0 [ 1330.347933][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.348024][ T32] r4:82ac21e4 [ 1330.348070][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.348161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.348210][ T32] r4:eae7ddc0 [ 1330.348261][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.348370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.348422][ T32] r4:00000000 [ 1330.348463][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.348577][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.348661][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.348778][ T32] r5:00001000 r4:ed8b3000 [ 1330.348823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.348901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.348982][ T32] r5:85cd538c r4:85cd5000 [ 1330.349023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.349121][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.349170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.349262][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.349329][ T32] r4:8530a300 [ 1330.349372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.349498][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.349558][ T32] r4:00000001 [ 1330.349607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.349709][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.349791][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.349875][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.349957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.350028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.350081][ T32] r4:8530e480 [ 1330.350130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.350189][ T32] INFO: task kworker/1:528:4714 blocked for more than 456 seconds. [ 1330.350286][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.350349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.350449][ T32] task:kworker/1:528 state:D stack:0 pid:4714 tgid:4714 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.350586][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.350680][ T32] Call trace: [ 1330.350785][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.350898][ T32] r10:8291a684 r9:eb1d1d84 r8:00000002 r7:60000013 r6:eb1d1d8c r5:8543bc00 [ 1330.350952][ T32] r4:8543bc00 [ 1330.351020][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.351140][ T32] r5:8543bc00 r4:8291a680 [ 1330.351193][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.351278][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.351363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 [ 1330.351403][ T32] r4:00000000 [ 1330.351437][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.351498][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.351588][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.351705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854afc00 [ 1330.351765][ T32] r4:00000000 [ 1330.351814][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.351919][ T32] r9:83018205 r8:8543bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1330.351968][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.352087][ T32] r5:00001000 r4:eb1db000 [ 1330.352149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.352263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.352364][ T32] r5:853e678c r4:853e6400 [ 1330.352424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.352561][ T32] r7:ddde2d80 r6:83018200 r5:853e678c r4:854ad080 [ 1330.352616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.352752][ T32] r10:61c88647 r9:8543bc00 r8:854ad0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.352817][ T32] r4:854ad080 [ 1330.352856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.352941][ T32] r10:00000000 r9:854ad080 r8:80287e08 r7:eb1c1e60 r6:854ad100 r5:8543bc00 [ 1330.352980][ T32] r4:00000001 [ 1330.353015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.353089][ T32] Exception stack(0xeb1d1fb0 to 0xeb1d1ff8) [ 1330.353160][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.353226][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.353283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.353371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.353455][ T32] r4:854af440 [ 1330.381514][ T32] INFO: task kworker/1:528:4714 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.381733][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.381891][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.382033][ T32] Call trace: [ 1330.382135][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.382259][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.382333][ T32] r4:00000000 [ 1330.382397][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.382512][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.382580][ T32] dd20: caf22000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.382636][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.382683][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.382727][ T32] r5:80070113 r4:80239bb0 [ 1330.382821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.382906][ T32] r4:82ac21e4 [ 1330.382943][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.383022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.383078][ T32] r4:eae7ddc0 [ 1330.383118][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.383217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.383290][ T32] r4:00000000 [ 1330.383360][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.383451][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.383524][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.383608][ T32] r5:00001000 r4:ed8b3000 [ 1330.383687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.383736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.383816][ T32] r5:85cd538c r4:85cd5000 [ 1330.383842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.383897][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.383930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.383987][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.384015][ T32] r4:8530a300 [ 1330.384049][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.384113][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.384195][ T32] r4:00000001 [ 1330.387584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.387660][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.387721][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.387786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.387820][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.387853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.387891][ T32] r4:8530e480 [ 1330.387943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.387990][ T32] INFO: task kworker/1:529:4715 blocked for more than 456 seconds. [ 1330.388029][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.388055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.388077][ T32] task:kworker/1:529 state:D stack:0 pid:4715 tgid:4715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.388161][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.388225][ T32] Call trace: [ 1330.388288][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.388448][ T32] r10:8291a684 r9:eb1d5d84 r8:00000002 r7:60000113 r6:eb1d5d8c r5:85440000 [ 1330.388484][ T32] r4:85440000 [ 1330.388505][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.388578][ T32] r5:85440000 r4:8291a680 [ 1330.388604][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.388656][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.388705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 [ 1330.388729][ T32] r4:00000000 [ 1330.388759][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.388871][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.388942][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.388992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854af940 [ 1330.389031][ T32] r4:00000000 [ 1330.389055][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.389108][ T32] r9:83018205 r8:85440000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1330.389130][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.389199][ T32] r5:00001000 r4:eb00f000 [ 1330.389224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.389292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.389366][ T32] r5:853e5f8c r4:853e5c00 [ 1330.389392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.389444][ T32] r7:ddde2d80 r6:83018200 r5:853e5f8c r4:854ad180 [ 1330.389509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.389600][ T32] r10:61c88647 r9:85440000 r8:854ad1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.389628][ T32] r4:854ad180 [ 1330.389692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.389747][ T32] r10:00000000 r9:854ad180 r8:80287e08 r7:eb1d1e60 r6:854ad200 r5:85440000 [ 1330.389804][ T32] r4:00000001 [ 1330.389831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.389872][ T32] Exception stack(0xeb1d5fb0 to 0xeb1d5ff8) [ 1330.390168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.390203][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.390234][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.390288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.390342][ T32] r4:854af440 [ 1330.391139][ T32] INFO: task kworker/1:529:4715 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.391182][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.391301][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.391348][ T32] Call trace: [ 1330.391379][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.391436][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.391460][ T32] r4:00000000 [ 1330.391480][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.391537][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.391595][ T32] dd20: caf22000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.391655][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.391702][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.391731][ T32] r5:80070113 r4:80239bb0 [ 1330.391758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.391901][ T32] r4:82ac21e4 [ 1330.391965][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.392027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.392051][ T32] r4:eae7ddc0 [ 1330.392072][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.392142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.392170][ T32] r4:00000000 [ 1330.392192][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.392242][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.392300][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.392350][ T32] r5:00001000 r4:ed8b3000 [ 1330.392371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.392462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.392514][ T32] r5:85cd538c r4:85cd5000 [ 1330.392559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.392640][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.392702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.392765][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.392790][ T32] r4:8530a300 [ 1330.392811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.392862][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.392887][ T32] r4:00000001 [ 1330.392906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.392943][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.392971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.393002][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.393030][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.393060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.393082][ T32] r4:8530e480 [ 1330.393103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.393185][ T32] INFO: task kworker/1:530:4717 blocked for more than 456 seconds. [ 1330.393277][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.393359][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.393415][ T32] task:kworker/1:530 state:D stack:0 pid:4717 tgid:4717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.393524][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.393621][ T32] Call trace: [ 1330.393739][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.393854][ T32] r10:8291a684 r9:eb1d9d84 r8:00000002 r7:60000113 r6:eb1d9d8c r5:85441800 [ 1330.393902][ T32] r4:85441800 [ 1330.393946][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.394092][ T32] r5:85441800 r4:8291a680 [ 1330.394232][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.412833][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.412960][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d9e08 [ 1330.413060][ T32] r4:00000000 [ 1330.413087][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.413145][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.413241][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.413356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854afa40 [ 1330.413428][ T32] r4:00000000 [ 1330.413493][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.413620][ T32] r9:83018205 r8:85441800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1330.413676][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.413803][ T32] r5:00001000 r4:eb06d000 [ 1330.413872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.413989][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.414097][ T32] r5:853e638c r4:853e6000 [ 1330.427996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.428179][ T32] r7:ddde2d80 r6:83018200 r5:853e638c r4:854ad280 [ 1330.428207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.428329][ T32] r10:61c88647 r9:85441800 r8:854ad2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.428385][ T32] r4:854ad280 [ 1330.428410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.428467][ T32] r10:00000000 r9:854ad280 r8:80287e08 r7:eb1d1e60 r6:854ad300 r5:85441800 [ 1330.428491][ T32] r4:00000001 [ 1330.428513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.428579][ T32] Exception stack(0xeb1d9fb0 to 0xeb1d9ff8) [ 1330.428622][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.428706][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.428739][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.428780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.428803][ T32] r4:854af840 [ 1330.429901][ T32] INFO: task kworker/1:530:4717 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.429998][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.430152][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.430265][ T32] Call trace: [ 1330.430415][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.430597][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.430629][ T32] r4:00000000 [ 1330.430652][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.430722][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.430803][ T32] dd20: cb4a0000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.430863][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.430894][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.430949][ T32] r5:80070113 r4:80239bb0 [ 1330.431027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.431147][ T32] r4:82ac21e4 [ 1330.431205][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.431313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.431368][ T32] r4:eae7ddc0 [ 1330.431415][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.431512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.431586][ T32] r4:00000000 [ 1330.431640][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.431756][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.431822][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.431923][ T32] r5:00001000 r4:ed8b3000 [ 1330.431971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.432025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.432071][ T32] r5:85cd538c r4:85cd5000 [ 1330.432090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.432140][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.432163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.432237][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.432265][ T32] r4:8530a300 [ 1330.432309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.432436][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.432534][ T32] r4:00000001 [ 1330.432558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.432623][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.432680][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.432716][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.432761][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.432797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.432843][ T32] r4:8530e480 [ 1330.432869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.432937][ T32] INFO: task kworker/1:531:4720 blocked for more than 456 seconds. [ 1330.432983][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.433011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.433032][ T32] task:kworker/1:531 state:D stack:0 pid:4720 tgid:4720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.433110][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.433198][ T32] Call trace: [ 1330.433234][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.433312][ T32] r10:8291a684 r9:eb1e9d84 r8:00000002 r7:60000013 r6:eb1e9d8c r5:85443000 [ 1330.433339][ T32] r4:85443000 [ 1330.433384][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.433436][ T32] r5:85443000 r4:8291a680 [ 1330.433481][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.433531][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.433578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e9e08 [ 1330.433601][ T32] r4:00000000 [ 1330.433621][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.433658][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.433694][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.433757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854aff00 [ 1330.433834][ T32] r4:00000000 [ 1330.433857][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.433931][ T32] r9:83018205 r8:85443000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1330.433956][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.434002][ T32] r5:00001000 r4:eb1eb000 [ 1330.434033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.434086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.434202][ T32] r5:853e6b8c r4:853e6800 [ 1330.442313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.442441][ T32] r7:ddde2d80 r6:83018200 r5:853e6b8c r4:854ad380 [ 1330.442493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.442587][ T32] r10:61c88647 r9:85443000 r8:854ad3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.442616][ T32] r4:854ad380 [ 1330.442637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.442715][ T32] r10:00000000 r9:854ad380 r8:80287e08 r7:eb1d1e60 r6:854ad400 r5:85443000 [ 1330.442835][ T32] r4:00000001 [ 1330.442890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.442946][ T32] Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) [ 1330.443032][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.443120][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.443155][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.443189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.443213][ T32] r4:854afa80 [ 1330.443985][ T32] INFO: task kworker/1:531:4720 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.444059][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.457347][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.457439][ T32] Call trace: [ 1330.457510][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.457582][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.457620][ T32] r4:00000000 [ 1330.457669][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.457719][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.457782][ T32] dd20: cb890000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.457842][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.457875][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.457933][ T32] r5:80070113 r4:80239bb0 [ 1330.457958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.458007][ T32] r4:82ac21e4 [ 1330.458027][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.458086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.458113][ T32] r4:eae7ddc0 [ 1330.458133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.458181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.458216][ T32] r4:00000000 [ 1330.458240][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.458291][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.458337][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.458412][ T32] r5:00001000 r4:ed8b3000 [ 1330.458437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.458506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.458581][ T32] r5:85cd538c r4:85cd5000 [ 1330.458605][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.458669][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.458726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.458863][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.458893][ T32] r4:8530a300 [ 1330.458917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.458983][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.459012][ T32] r4:00000001 [ 1330.459033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.459073][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.459101][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.459156][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.459189][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.459295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.459323][ T32] r4:8530e480 [ 1330.459348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.459419][ T32] INFO: task kworker/1:532:4721 blocked for more than 456 seconds. [ 1330.459457][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.459636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.459759][ T32] task:kworker/1:532 state:D stack:0 pid:4721 tgid:4721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.459859][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.459978][ T32] Call trace: [ 1330.460010][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.460064][ T32] r10:8291a684 r9:eb1f5d84 r8:00000002 r7:60000113 r6:eb1f5d8c r5:85444800 [ 1330.460159][ T32] r4:85444800 [ 1330.460184][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.460231][ T32] r5:85444800 r4:8291a680 [ 1330.460325][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.460375][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.460423][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f5e08 [ 1330.460476][ T32] r4:00000000 [ 1330.460500][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.460551][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.460607][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.460657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854af100 [ 1330.460680][ T32] r4:00000000 [ 1330.460723][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.460783][ T32] r9:83018205 r8:85444800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.460805][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.460850][ T32] r5:00001000 r4:eb1f7000 [ 1330.460887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.460947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.460996][ T32] r5:853e6f8c r4:853e6c00 [ 1330.461032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.461085][ T32] r7:ddde2d80 r6:83018200 r5:853e6f8c r4:854ad480 [ 1330.461129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.461188][ T32] r10:61c88647 r9:85444800 r8:854ad4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.461229][ T32] r4:854ad480 [ 1330.461275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.461329][ T32] r10:00000000 r9:854ad480 r8:80287e08 r7:eb1e9e60 r6:854ad500 r5:85444800 [ 1330.461376][ T32] r4:00000001 [ 1330.461400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.461450][ T32] Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) [ 1330.461484][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.461514][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.461565][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.461628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.461659][ T32] r4:854afd80 [ 1330.462407][ T32] INFO: task kworker/1:532:4721 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.462445][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.462582][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.462632][ T32] Call trace: [ 1330.462710][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.462850][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.462898][ T32] r4:00000000 [ 1330.462953][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.463038][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.463110][ T32] dd20: cb890000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.463186][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.463274][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.463356][ T32] r5:80070113 r4:80239bb0 [ 1330.463400][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.463478][ T32] r4:82ac21e4 [ 1330.463518][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.463611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.463664][ T32] r4:eae7ddc0 [ 1330.463738][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.463844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.463891][ T32] r4:00000000 [ 1330.463928][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.464025][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.464070][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.476777][ T32] r5:00001000 r4:ed8b3000 [ 1330.476843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.476962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.477025][ T32] r5:85cd538c r4:85cd5000 [ 1330.477070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.477136][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.477188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.477254][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.477280][ T32] r4:8530a300 [ 1330.477302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.477355][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.477425][ T32] r4:00000001 [ 1330.477451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.477520][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.477558][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.477600][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.477632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.477715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.477799][ T32] r4:8530e480 [ 1330.477856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.477915][ T32] INFO: task kworker/1:533:4724 blocked for more than 456 seconds. [ 1330.477965][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.477996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.478055][ T32] task:kworker/1:533 state:D stack:0 pid:4724 tgid:4724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.478171][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.478220][ T32] Call trace: [ 1330.478304][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.478421][ T32] r10:8291a684 r9:eb201d84 r8:00000002 r7:60000013 r6:eb201d8c r5:85445400 [ 1330.478475][ T32] r4:85445400 [ 1330.478596][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.478675][ T32] r5:85445400 r4:8291a680 [ 1330.478778][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.478840][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.478921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 [ 1330.478955][ T32] r4:00000000 [ 1330.478975][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.479013][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.479054][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.479101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3400 [ 1330.479153][ T32] r4:00000000 [ 1330.479178][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.479231][ T32] r9:83018205 r8:85445400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1330.479253][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.479298][ T32] r5:00001000 r4:eb20f000 [ 1330.479317][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.479391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.479442][ T32] r5:853e778c r4:853e7400 [ 1330.479464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.479513][ T32] r7:ddde2d80 r6:83018200 r5:853e778c r4:854ad580 [ 1330.479549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.479655][ T32] r10:61c88647 r9:85445400 r8:854ad5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.479781][ T32] r4:854ad580 [ 1330.479832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.479915][ T32] r10:00000000 r9:854ad580 r8:80287e08 r7:eb1f5e60 r6:854ad600 r5:85445400 [ 1330.479943][ T32] r4:00000001 [ 1330.479983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.480026][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) [ 1330.480055][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.480110][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.480143][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.480202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.480304][ T32] r4:854affc0 [ 1330.481066][ T32] INFO: task kworker/1:533:4724 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.481127][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.481243][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.481290][ T32] Call trace: [ 1330.481320][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.481376][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.481400][ T32] r4:00000000 [ 1330.481468][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.481516][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.481573][ T32] dd20: cb890000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.481608][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.481664][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.481693][ T32] r5:80070113 r4:80239bb0 [ 1330.481740][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.481797][ T32] r4:82ac21e4 [ 1330.481841][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.481922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.481956][ T32] r4:eae7ddc0 [ 1330.481977][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.482024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.482071][ T32] r4:00000000 [ 1330.482097][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.482170][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.482195][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.482243][ T32] r5:00001000 r4:ed8b3000 [ 1330.482264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.482306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.482352][ T32] r5:85cd538c r4:85cd5000 [ 1330.482376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.482429][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.482451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.482502][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.482526][ T32] r4:8530a300 [ 1330.482568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.482624][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.482671][ T32] r4:00000001 [ 1330.482718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.482877][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.482942][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.483005][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.483045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.483101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.483128][ T32] r4:8530e480 [ 1330.483149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.483198][ T32] INFO: task kworker/1:534:4725 blocked for more than 456 seconds. [ 1330.483232][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.483306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.483359][ T32] task:kworker/1:534 state:D stack:0 pid:4725 tgid:4725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.483416][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.483480][ T32] Call trace: [ 1330.483511][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.483564][ T32] r10:8291a684 r9:eb20dd84 r8:00000002 r7:60000013 r6:eb20dd8c r5:85443c00 [ 1330.483612][ T32] r4:85443c00 [ 1330.483639][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.483735][ T32] r5:85443c00 r4:8291a680 [ 1330.483791][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.483839][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.483886][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 [ 1330.483932][ T32] r4:00000000 [ 1330.483955][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.484035][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.484097][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.501922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3040 [ 1330.502026][ T32] r4:00000000 [ 1330.502058][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.502231][ T32] r9:83018205 r8:85443c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.502260][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.502342][ T32] r5:00001000 r4:eb203000 [ 1330.502367][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.502434][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.502488][ T32] r5:853e738c r4:853e7000 [ 1330.502538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.502619][ T32] r7:ddde2d80 r6:83018200 r5:853e738c r4:854ad680 [ 1330.502645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.502698][ T32] r10:61c88647 r9:85443c00 r8:854ad6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.502721][ T32] r4:854ad680 [ 1330.502774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.502865][ T32] r10:00000000 r9:854ad680 r8:80287e08 r7:eb201e60 r6:854ad700 r5:85443c00 [ 1330.502893][ T32] r4:00000001 [ 1330.503008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.503103][ T32] Exception stack(0xeb20dfb0 to 0xeb20dff8) [ 1330.503163][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.503293][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.503327][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.503408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.503435][ T32] r4:854b3080 [ 1330.514546][ T32] INFO: task kworker/1:534:4725 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.514678][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.514828][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.514951][ T32] Call trace: [ 1330.515080][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.515145][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.515222][ T32] r4:00000000 [ 1330.515260][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.515358][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.515443][ T32] dd20: cbe93000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.515479][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.515505][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.515546][ T32] r5:80070113 r4:80239bb0 [ 1330.515571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.515713][ T32] r4:82ac21e4 [ 1330.515758][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.515812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.515894][ T32] r4:eae7ddc0 [ 1330.515966][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.516032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.516059][ T32] r4:00000000 [ 1330.516131][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.516187][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.516211][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.516257][ T32] r5:00001000 r4:ed8b3000 [ 1330.516278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.516321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.516368][ T32] r5:85cd538c r4:85cd5000 [ 1330.516484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.516576][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.516602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.516661][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.516686][ T32] r4:8530a300 [ 1330.516708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.516767][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.516792][ T32] r4:00000001 [ 1330.516850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.516895][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.516975][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.517031][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.517063][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.517120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.517195][ T32] r4:8530e480 [ 1330.517223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.517253][ T32] INFO: task kworker/1:535:4728 blocked for more than 457 seconds. [ 1330.517320][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.517376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.517483][ T32] task:kworker/1:535 state:D stack:0 pid:4728 tgid:4728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.517564][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.517625][ T32] Call trace: [ 1330.517657][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.517710][ T32] r10:8291a684 r9:eb1e5d84 r8:00000002 r7:60000113 r6:eb1e5d8c r5:85442400 [ 1330.517758][ T32] r4:85442400 [ 1330.517784][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.517831][ T32] r5:85442400 r4:8291a680 [ 1330.517853][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.517895][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.517941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e5e08 [ 1330.517963][ T32] r4:00000000 [ 1330.517999][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.518116][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.518208][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.518259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3500 [ 1330.518292][ T32] r4:00000000 [ 1330.518312][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.518360][ T32] r9:83018205 r8:85442400 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1330.518382][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.518427][ T32] r5:00001000 r4:eb217000 [ 1330.518448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.518523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.518598][ T32] r5:853e7b8c r4:853e7800 [ 1330.518626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.518688][ T32] r7:ddde2d80 r6:83018200 r5:853e7b8c r4:854ad780 [ 1330.518712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.518829][ T32] r10:61c88647 r9:85442400 r8:854ad7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.518908][ T32] r4:854ad780 [ 1330.518932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.518983][ T32] r10:00000000 r9:854ad780 r8:80287e08 r7:eb201e60 r6:854ad800 r5:85442400 [ 1330.519011][ T32] r4:00000001 [ 1330.519034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.519072][ T32] Exception stack(0xeb1e5fb0 to 0xeb1e5ff8) [ 1330.519100][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.519177][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.519210][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.519242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.519265][ T32] r4:854b3280 [ 1330.519998][ T32] INFO: task kworker/1:535:4728 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.520061][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.520201][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.520260][ T32] Call trace: [ 1330.520370][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.520427][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.520451][ T32] r4:00000000 [ 1330.520482][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.520576][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.520611][ T32] dd20: cbe93000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.520643][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.520693][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.520723][ T32] r5:80070113 r4:80239bb0 [ 1330.520745][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.520797][ T32] r4:82ac21e4 [ 1330.520841][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.520893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.520926][ T32] r4:eae7ddc0 [ 1330.521001][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.521052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.521109][ T32] r4:00000000 [ 1330.521152][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.521322][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.521375][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.521427][ T32] r5:00001000 r4:ed8b3000 [ 1330.521449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.521516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.521566][ T32] r5:85cd538c r4:85cd5000 [ 1330.521598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.521681][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.521827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.521889][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.521975][ T32] r4:8530a300 [ 1330.522010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.522066][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.522090][ T32] r4:00000001 [ 1330.522111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.522149][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.522200][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.522237][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.522265][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.522320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.522347][ T32] r4:8530e480 [ 1330.522368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.522394][ T32] INFO: task kworker/1:536:4730 blocked for more than 457 seconds. [ 1330.522425][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.522569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.522619][ T32] task:kworker/1:536 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.522801][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.522884][ T32] Call trace: [ 1330.522920][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.522975][ T32] r10:8291a684 r9:eb1cdd84 r8:00000002 r7:60000113 r6:eb1cdd8c r5:85446c00 [ 1330.523001][ T32] r4:85446c00 [ 1330.523025][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.523169][ T32] r5:85446c00 r4:8291a680 [ 1330.523201][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.523244][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.523290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1cde08 [ 1330.523314][ T32] r4:00000000 [ 1330.523335][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.523373][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.523437][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.523487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3700 [ 1330.523512][ T32] r4:00000000 [ 1330.523532][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.523580][ T32] r9:83018205 r8:85446c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1330.523602][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.523681][ T32] r5:00001000 r4:eb223000 [ 1330.523729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.523787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.523848][ T32] r5:853e7f8c r4:853e7c00 [ 1330.523872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.524001][ T32] r7:ddde2d80 r6:83018200 r5:853e7f8c r4:854ad880 [ 1330.524063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.550117][ T32] r10:61c88647 r9:85446c00 r8:854ad8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.550239][ T32] r4:854ad880 [ 1330.550277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.550392][ T32] r10:00000000 r9:854ad880 r8:80287e08 r7:eb1e5e60 r6:854ad900 r5:85446c00 [ 1330.550416][ T32] r4:00000001 [ 1330.550512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.550561][ T32] Exception stack(0xeb1cdfb0 to 0xeb1cdff8) [ 1330.550595][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.550631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.550686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.550786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.550831][ T32] r4:854b3300 [ 1330.551599][ T32] INFO: task kworker/1:536:4730 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.551644][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.551993][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.552051][ T32] Call trace: [ 1330.552084][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.552144][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.552191][ T32] r4:00000000 [ 1330.552217][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.552359][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.552395][ T32] dd20: cc1ec000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.552450][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.552529][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.552559][ T32] r5:80070113 r4:80239bb0 [ 1330.552605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.552756][ T32] r4:82ac21e4 [ 1330.552796][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.552849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.552871][ T32] r4:eae7ddc0 [ 1330.552916][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.552968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.553083][ T32] r4:00000000 [ 1330.553107][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.553187][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.553215][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.553264][ T32] r5:00001000 r4:ed8b3000 [ 1330.553318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.553367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.553413][ T32] r5:85cd538c r4:85cd5000 [ 1330.553555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.553637][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.553690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.553783][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.553836][ T32] r4:8530a300 [ 1330.553862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.553914][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.554010][ T32] r4:00000001 [ 1330.554059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.554128][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.567331][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.567396][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.567427][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.567462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.567486][ T32] r4:8530e480 [ 1330.567536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.567583][ T32] INFO: task kworker/1:537:4732 blocked for more than 457 seconds. [ 1330.567714][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.567806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.567840][ T32] task:kworker/1:537 state:D stack:0 pid:4732 tgid:4732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.567908][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.568010][ T32] Call trace: [ 1330.568051][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.568113][ T32] r10:8291a684 r9:eb221d84 r8:00000002 r7:60000013 r6:eb221d8c r5:85446000 [ 1330.568142][ T32] r4:85446000 [ 1330.568164][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.568213][ T32] r5:85446000 r4:8291a680 [ 1330.568234][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.568309][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.568364][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb221e08 [ 1330.568389][ T32] r4:00000000 [ 1330.568409][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.568446][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.568488][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.568545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3840 [ 1330.568572][ T32] r4:00000000 [ 1330.568593][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.568652][ T32] r9:83018205 r8:85446000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1330.568698][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.568758][ T32] r5:00001000 r4:eb22f000 [ 1330.568794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.568844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.568891][ T32] r5:854e838c r4:854e8000 [ 1330.568911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.568987][ T32] r7:ddde2d80 r6:83018200 r5:854e838c r4:854ad980 [ 1330.569012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.569065][ T32] r10:61c88647 r9:85446000 r8:854ad9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.569089][ T32] r4:854ad980 [ 1330.569109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.569192][ T32] r10:00000000 r9:854ad980 r8:80287e08 r7:eb1cde60 r6:854ada00 r5:85446000 [ 1330.569243][ T32] r4:00000001 [ 1330.569284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.569341][ T32] Exception stack(0xeb221fb0 to 0xeb221ff8) [ 1330.569398][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.569455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.569488][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.569521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.569544][ T32] r4:854b3580 [ 1330.570292][ T32] INFO: task kworker/1:537:4732 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.570332][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.570462][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.570566][ T32] Call trace: [ 1330.570624][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.570684][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.570731][ T32] r4:00000000 [ 1330.570813][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.570863][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.570918][ T32] dd20: cc463000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.570955][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.570981][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.571054][ T32] r5:80070113 r4:80239bb0 [ 1330.571106][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.571177][ T32] r4:82ac21e4 [ 1330.571227][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.571283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.571356][ T32] r4:eae7ddc0 [ 1330.571399][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.571482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.571516][ T32] r4:00000000 [ 1330.571536][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.571585][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.571607][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.571671][ T32] r5:00001000 r4:ed8b3000 [ 1330.571696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.571757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.571812][ T32] r5:85cd538c r4:85cd5000 [ 1330.571880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.571938][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.571961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.572054][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.572095][ T32] r4:8530a300 [ 1330.572120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.572171][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.572195][ T32] r4:00000001 [ 1330.572214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.572252][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.572303][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.572364][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.572452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.572490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.572539][ T32] r4:8530e480 [ 1330.572564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.572624][ T32] INFO: task kworker/1:538:4735 blocked for more than 457 seconds. [ 1330.572658][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.572683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.572716][ T32] task:kworker/1:538 state:D stack:0 pid:4735 tgid:4735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.572832][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.572904][ T32] Call trace: [ 1330.572972][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.573075][ T32] r10:8291a684 r9:eb22dd84 r8:00000002 r7:60000013 r6:eb22dd8c r5:85440c00 [ 1330.573152][ T32] r4:85440c00 [ 1330.573203][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.573271][ T32] r5:85440c00 r4:8291a680 [ 1330.573311][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.573359][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.573407][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb22de08 [ 1330.573430][ T32] r4:00000000 [ 1330.573477][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.573520][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.573559][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.573629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3e00 [ 1330.573657][ T32] r4:00000000 [ 1330.573677][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.573727][ T32] r9:83018205 r8:85440c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1330.573757][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.573805][ T32] r5:00001000 r4:eb25f000 [ 1330.573872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.573953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.574008][ T32] r5:854e938c r4:854e9000 [ 1330.574030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.574081][ T32] r7:ddde2d80 r6:83018200 r5:854e938c r4:854ada80 [ 1330.574172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.600398][ T32] r10:61c88647 r9:85440c00 r8:854adaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.600500][ T32] r4:854ada80 [ 1330.600565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.600754][ T32] r10:00000000 r9:854ada80 r8:80287e08 r7:eb221e60 r6:854adb00 r5:85440c00 [ 1330.600850][ T32] r4:00000001 [ 1330.600923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.601039][ T32] Exception stack(0xeb22dfb0 to 0xeb22dff8) [ 1330.601122][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.601199][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.601278][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.601359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.601465][ T32] r4:854b36c0 [ 1330.602832][ T32] INFO: task kworker/1:538:4735 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.602939][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.603152][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.603311][ T32] Call trace: [ 1330.603517][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.603660][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.603761][ T32] r4:00000000 [ 1330.603832][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.603937][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.604045][ T32] dd20: cc87b000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.604128][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.615199][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.615413][ T32] r5:80070113 r4:80239bb0 [ 1330.615513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.615638][ T32] r4:82ac21e4 [ 1330.615697][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.615828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.616108][ T32] r4:eae7ddc0 [ 1330.616166][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.616388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.616448][ T32] r4:00000000 [ 1330.616490][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.616581][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.616623][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.616752][ T32] r5:00001000 r4:ed8b3000 [ 1330.616841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.616927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.617064][ T32] r5:85cd538c r4:85cd5000 [ 1330.617109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.617204][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.617248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.617356][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1330.617535][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 ** 9 printk messages dropped ** [ 1330.618144][ T32] INFO: task kworker/1:539:4736 blocked for more than 457 seconds. ** 6 printk messages dropped ** [ 1330.618761][ T32] r10:8291a684 r9:eb245d84 r8:00000002 r7:60000013 r6:eb245d8c r5:85448000 ** 5 printk messages dropped ** [ 1330.619183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb245e08 ** 7 printk messages dropped ** [ 1330.619848][ T32] r9:83018205 r8:85448000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 4 printk messages dropped ** [ 1330.620490][ T32] r5:854e878c r4:854e8400 ** 1 printk messages dropped ** [ 1330.620739][ T32] r7:ddde2d80 r6:83018200 r5:854e878c r4:854adb80 ** 3 printk messages dropped ** [ 1330.621067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.621676][ T32] r4:854b36c0 ** 2 printk messages dropped ** [ 1330.623155][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.623305][ T32] Call trace: [ 1330.623403][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.623534][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.623616][ T32] r4:00000000 [ 1330.623674][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.623782][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.623861][ T32] dd20: cc87b000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.623937][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.624056][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.624138][ T32] r5:80070113 r4:80239bb0 [ 1330.655644][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.656846][ T32] r4:82ac21e4 [ 1330.657015][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.657193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.657258][ T32] r4:eae7ddc0 [ 1330.657306][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.657410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.657606][ T32] r4:00000000 [ 1330.657672][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.657951][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.658041][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.658161][ T32] r5:00001000 r4:ed8b3000 [ 1330.658206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.658326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.658433][ T32] r5:85cd538c r4:85cd5000 [ 1330.658553][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.658671][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.658716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.658867][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.659090][ T32] r4:8530a300 [ 1330.659230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.659359][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.659415][ T32] r4:00000001 [ 1330.659569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.659673][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.659802][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.660069][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.660144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.660230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.660319][ T32] r4:8530e480 [ 1330.660449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.660521][ T32] INFO: task kworker/1:540:4738 blocked for more than 457 seconds. [ 1330.660589][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.660775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.660890][ T32] task:kworker/1:540 state:D stack:0 pid:4738 tgid:4738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.661033][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.661131][ T32] Call trace: [ 1330.661338][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.661536][ T32] r10:8291a684 r9:eb239d84 r8:00000002 r7:60000013 r6:eb239d8c r5:85448c00 [ 1330.661612][ T32] r4:85448c00 [ 1330.661666][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.661846][ T32] r5:85448c00 r4:8291a680 [ 1330.661905][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.662180][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.662476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3b00 ** 7 printk messages dropped ** [ 1330.663214][ T32] r5:854e8b8c r4:854e8800 [ 1330.663271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.663377][ T32] r7:ddde2d80 r6:83018200 r5:854e8b8c r4:854adc80 [ 1330.663448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1330.663614][ T32] r4:854adc80 ** 4 printk messages dropped ** [ 1330.663961][ T32] Exception stack(0xeb239fb0 to 0xeb239ff8) ** 6 printk messages dropped ** [ 1330.680535][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.681742][ T32] r5:80070113 r4:80239bb0 ** 6 printk messages dropped ** [ 1330.682478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 ** 10 printk messages dropped ** [ 1330.683485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.702683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.703302][ T32] task:kworker/1:541 state:D stack:0 pid:4740 tgid:4740 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.718963][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.719334][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.719653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.719825][ T32] r5:854e8f8c r4:854e8c00 ** 1 printk messages dropped ** [ 1330.719941][ T32] r7:ddde2d80 r6:83018200 r5:854e8f8c r4:854add80 ** 2 printk messages dropped ** [ 1330.720105][ T32] r4:854add80 [ 1330.720138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.720219][ T32] r10:00000000 r9:854add80 r8:80287e08 r7:eb22de60 r6:854ade00 r5:85449800 [ 1330.720256][ T32] r4:00000001 [ 1330.720289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.720384][ T32] Exception stack(0xeb251fb0 to 0xeb251ff8) [ 1330.720521][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.720585][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.720634][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.720684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.720723][ T32] r4:854b3a80 [ 1330.721834][ T32] INFO: task kworker/1:541:4740 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.721897][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.722028][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.722108][ T32] Call trace: [ 1330.722164][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.722256][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.722297][ T32] r4:00000000 [ 1330.722351][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.722493][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.722560][ T32] dd20: cd22b000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.722617][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.722664][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.722710][ T32] r5:80070113 r4:80239bb0 [ 1330.722793][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.722909][ T32] r4:82ac21e4 [ 1330.722974][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.723065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.723110][ T32] r4:eae7ddc0 [ 1330.723192][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.723295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.723338][ T32] r4:00000000 [ 1330.723372][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.723471][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.723556][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.723635][ T32] r5:00001000 r4:ed8b3000 [ 1330.723669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.723816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.723921][ T32] r5:85cd538c r4:85cd5000 [ 1330.723987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.724084][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.733155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.733330][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.733359][ T32] r4:8530a300 [ 1330.733380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.733436][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.733462][ T32] r4:00000001 [ 1330.733483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.733524][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.733556][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.733787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.733823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.733857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.733880][ T32] r4:8530e480 [ 1330.733928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.733964][ T32] INFO: task kworker/1:542:4742 blocked for more than 457 seconds. [ 1330.734026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.734057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.734086][ T32] task:kworker/1:542 state:D stack:0 pid:4742 tgid:4742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.736685][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.736790][ T32] Call trace: [ 1330.736878][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.736942][ T32] r10:8291a684 r9:eb25dd84 r8:00000002 r7:60000013 r6:eb25dd8c r5:8544a400 [ 1330.737295][ T32] r4:8544a400 [ 1330.737320][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.737370][ T32] r5:8544a400 r4:8291a680 [ 1330.737761][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.737813][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.737863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 [ 1330.737887][ T32] r4:00000000 [ 1330.737909][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.737947][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.737993][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.738042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b3fc0 [ 1330.738065][ T32] r4:00000000 [ 1330.738086][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.738138][ T32] r9:83018205 r8:8544a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1330.738162][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.738207][ T32] r5:00001000 r4:eb26b000 ** 2 printk messages dropped ** [ 1330.738316][ T32] r5:854e978c r4:854e9400 [ 1330.738336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.738386][ T32] r7:ddde2d80 r6:83018200 r5:854e978c r4:854ade80 [ 1330.738438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1330.738518][ T32] r4:854ade80 ** 4 printk messages dropped ** [ 1330.738850][ T32] Exception stack(0xeb25dfb0 to 0xeb25dff8) ** 6 printk messages dropped ** [ 1330.739815][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.740412][ T32] r5:80070113 r4:80239bb0 ** 4 printk messages dropped ** [ 1330.740835][ T32] r4:eae7ddc0 ** 6 printk messages dropped ** [ 1330.741085][ T32] r5:00001000 r4:ed8b3000 ** 4 printk messages dropped ** [ 1330.741285][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 ** 5 printk messages dropped ** [ 1330.741533][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.741749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1330.742009][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.742390][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.742727][ T32] r9:83018205 r8:8539e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 ** 4 printk messages dropped ** [ 1330.743052][ T32] r5:854e9b8c r4:854e9800 [ 1330.743265][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.743409][ T32] r10:61c88647 r9:8539e000 r8:854adfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1330.743797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.743836][ T32] Exception stack(0xeb281fb0 to 0xeb281ff8) [ 1330.743864][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.743924][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.744012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.744055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.744080][ T32] r4:854af7c0 [ 1330.767294][ T32] INFO: task kworker/1:543:4744 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.767534][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.767652][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.767723][ T32] Call trace: [ 1330.767766][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.767836][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.767922][ T32] r4:00000000 [ 1330.767948][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.767996][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.768043][ T32] dd20: cd627000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.768105][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.768136][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.768277][ T32] r5:80070113 r4:80239bb0 [ 1330.768330][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.768410][ T32] r4:82ac21e4 [ 1330.768438][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.768487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.768509][ T32] r4:eae7ddc0 [ 1330.768529][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.768634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.768721][ T32] r4:00000000 [ 1330.768746][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.768807][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.768830][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.768906][ T32] r5:00001000 r4:ed8b3000 [ 1330.768931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.768977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.769056][ T32] r5:85cd538c r4:85cd5000 [ 1330.769181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.769266][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.769292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.769346][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.769369][ T32] r4:8530a300 [ 1330.769389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.769440][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.769565][ T32] r4:00000001 [ 1330.769590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.769629][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.769688][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.769722][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.769751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.769791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.769815][ T32] r4:8530e480 [ 1330.769839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.769869][ T32] INFO: task kworker/1:544:4746 blocked for more than 457 seconds. [ 1330.769902][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.769984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.770076][ T32] task:kworker/1:544 state:D stack:0 pid:4746 tgid:4746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.770150][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.770201][ T32] Call trace: [ 1330.770348][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.770423][ T32] r10:8291a684 r9:eb285d84 r8:00000002 r7:60000113 r6:eb285d8c r5:8539d400 [ 1330.770451][ T32] r4:8539d400 [ 1330.770472][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.770519][ T32] r5:8539d400 r4:8291a680 [ 1330.770544][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.770659][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.770775][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 [ 1330.770821][ T32] r4:00000000 [ 1330.770843][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.770886][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.770953][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.771009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c60c0 [ 1330.771037][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.771137][ T32] r9:83018205 r8:8539d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 ** 4 printk messages dropped ** [ 1330.771396][ T32] r5:854ea38c r4:854ea000 [ 1330.771416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.771466][ T32] r7:ddde2d80 r6:83018200 r5:854ea38c r4:854c4000 ** 2 printk messages dropped ** [ 1330.771599][ T32] r4:854c4000 ** 3 printk messages dropped ** [ 1330.771921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1330.772855][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.773196][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.773418][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff ** 7 printk messages dropped ** [ 1330.773677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 ** 5 printk messages dropped ** [ 1330.773936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1330.793564][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.793593][ T32] r4:00000001 [ 1330.793641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.793717][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.793759][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.793822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.793858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.793892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.793915][ T32] r4:8530e480 [ 1330.793957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.793990][ T32] INFO: task kworker/1:545:4748 blocked for more than 457 seconds. [ 1330.794052][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.794084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.794215][ T32] task:kworker/1:545 state:D stack:0 pid:4748 tgid:4748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.799478][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.799551][ T32] Call trace: [ 1330.799596][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.799658][ T32] r10:8291a684 r9:eb295d84 r8:00000002 r7:60000113 r6:eb295d8c r5:8543e000 [ 1330.799683][ T32] r4:8543e000 [ 1330.799704][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.799787][ T32] r5:8543e000 r4:8291a680 [ 1330.799851][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.799900][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.799978][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb295e08 [ 1330.800006][ T32] r4:00000000 [ 1330.800027][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.800109][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.800212][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.800264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547d940 [ 1330.800315][ T32] r4:00000000 [ 1330.800375][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.800463][ T32] r9:83018205 r8:8543e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1330.800491][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.800539][ T32] r5:00001000 r4:eb287000 [ 1330.800562][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.800621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.800673][ T32] r5:854e9f8c r4:854e9c00 [ 1330.800694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.800748][ T32] r7:ddde2d80 r6:83018200 r5:854e9f8c r4:854c4080 [ 1330.800792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.800877][ T32] r10:61c88647 r9:8543e000 r8:854c40ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.800905][ T32] r4:854c4080 [ 1330.800926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.801006][ T32] r10:00000000 r9:854c4080 r8:80287e08 r7:eb285e60 r6:85496700 r5:8543e000 [ 1330.801035][ T32] r4:00000001 [ 1330.801056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.801126][ T32] Exception stack(0xeb295fb0 to 0xeb295ff8) [ 1330.801160][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.801190][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.801222][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.801255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.801277][ T32] r4:8547da40 [ 1330.802018][ T32] INFO: task kworker/1:545:4748 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.802058][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.802171][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.802220][ T32] Call trace: [ 1330.802287][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.802362][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.802419][ T32] r4:00000000 [ 1330.802478][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.802527][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.802559][ T32] dd20: cdbb0000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.802590][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.802616][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.802640][ T32] r5:80070113 r4:80239bb0 [ 1330.802678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.802793][ T32] r4:82ac21e4 [ 1330.802823][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.802874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.802899][ T32] r4:eae7ddc0 [ 1330.802919][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.802965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.802987][ T32] r4:00000000 [ 1330.803024][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.803113][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.803139][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.803187][ T32] r5:00001000 r4:ed8b3000 [ 1330.803208][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.803249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.803295][ T32] r5:85cd538c r4:85cd5000 [ 1330.803314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.803366][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.803387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.803438][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.803460][ T32] r4:8530a300 [ 1330.803523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.803606][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 ** 4 printk messages dropped ** [ 1330.803787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.821374][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.821898][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.822318][ T32] r5:00001000 r4:eb2a3000 ** 2 printk messages dropped ** [ 1330.822555][ T32] r5:854ea78c r4:854ea400 [ 1330.822576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.822630][ T32] r7:ddde2d80 r6:83018200 r5:854ea78c r4:854c4100 ** 2 printk messages dropped ** [ 1330.822831][ T32] r4:854c4100 ** 4 printk messages dropped ** [ 1330.823033][ T32] Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) ** 6 printk messages dropped ** [ 1330.824000][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1330.829478][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.829505][ T32] r4:00000000 [ 1330.829527][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.829573][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.829606][ T32] dd20: ce0ae000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.829637][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.829664][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.829690][ T32] r5:80070113 r4:80239bb0 [ 1330.829726][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.829790][ T32] r4:82ac21e4 [ 1330.829840][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.829893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.829917][ T32] r4:eae7ddc0 [ 1330.829937][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.830011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.830039][ T32] r4:00000000 [ 1330.830087][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.830156][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.830182][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.830234][ T32] r5:00001000 r4:ed8b3000 [ 1330.830255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.830321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.830401][ T32] r5:85cd538c r4:85cd5000 [ 1330.830427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.830509][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.830566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.830623][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.830646][ T32] r4:8530a300 [ 1330.830695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.830797][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.830849][ T32] r4:00000001 [ 1330.830876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.830917][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.830946][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.830976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.831026][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.831062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.831105][ T32] r4:8530e480 [ 1330.831187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.831232][ T32] INFO: task kworker/1:547:4752 blocked for more than 457 seconds. [ 1330.831304][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.831335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.831360][ T32] task:kworker/1:547 state:D stack:0 pid:4752 tgid:4752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.831414][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.831457][ T32] Call trace: [ 1330.831494][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.831550][ T32] r10:8291a684 r9:eb2b5d84 r8:00000002 r7:60000113 r6:eb2b5d8c r5:84b60000 [ 1330.831573][ T32] r4:84b60000 [ 1330.831593][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.831638][ T32] r5:84b60000 r4:8291a680 [ 1330.831686][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.831751][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1330.831992][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1330.832066][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.832283][ T32] r5:00001000 r4:eb2b7000 ** 2 printk messages dropped ** [ 1330.832398][ T32] r5:854eab8c r4:854ea800 [ 1330.832420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.832469][ T32] r7:ddde2d80 r6:83018200 r5:854eab8c r4:854c4180 [ 1330.832490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.832542][ T32] r10:61c88647 r9:84b60000 r8:854c41ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.832565][ T32] r4:854c4180 [ 1330.832584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.832632][ T32] r10:00000000 r9:854c4180 r8:80287e08 r7:eb2b1e60 r6:85496800 r5:84b60000 [ 1330.832655][ T32] r4:00000001 [ 1330.832674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.832740][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) [ 1330.832843][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.832883][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.832939][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.832989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.833016][ T32] r4:854c6240 [ 1330.833812][ T32] INFO: task kworker/1:547:4752 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.833855][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.834003][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.834092][ T32] Call trace: [ 1330.852909][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.853080][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.853110][ T32] r4:00000000 [ 1330.853133][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.853198][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.853262][ T32] dd20: ce634000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.853298][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.853326][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.853352][ T32] r5:80070113 r4:80239bb0 [ 1330.853383][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.853436][ T32] r4:82ac21e4 [ 1330.853458][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.853530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.853581][ T32] r4:eae7ddc0 [ 1330.853632][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.853709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.853737][ T32] r4:00000000 [ 1330.853767][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.853821][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.853845][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.853894][ T32] r5:00001000 r4:ed8b3000 [ 1330.853915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.853957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.857505][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1330.857792][ T32] r4:00000001 [ 1330.857818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.857873][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.857909][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.857952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.857984][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.858038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.858064][ T32] r4:8530e480 [ 1330.858089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.858119][ T32] INFO: task kworker/1:548:4754 blocked for more than 457 seconds. [ 1330.858175][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.858206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.858257][ T32] task:kworker/1:548 state:D stack:0 pid:4754 tgid:4754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.858335][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.858411][ T32] Call trace: [ 1330.858483][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.858544][ T32] r10:8291a684 r9:eb2c1d84 r8:00000002 r7:60000113 r6:eb2c1d8c r5:84b62400 [ 1330.858569][ T32] r4:84b62400 [ 1330.858590][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.858641][ T32] r5:84b62400 r4:8291a680 [ 1330.858675][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.858721][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.858831][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c1e08 [ 1330.858859][ T32] r4:00000000 [ 1330.858889][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.858979][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.859026][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.859096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c65c0 [ 1330.859123][ T32] r4:00000000 [ 1330.859145][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.859198][ T32] r9:83018205 r8:84b62400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1330.859244][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.859294][ T32] r5:00001000 r4:eb2c3000 [ 1330.859338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.859413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.859481][ T32] r5:854eaf8c r4:854eac00 [ 1330.859530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.859583][ T32] r7:ddde2d80 r6:83018200 r5:854eaf8c r4:854c4200 [ 1330.859604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.859672][ T32] r10:61c88647 r9:84b62400 r8:854c422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.859725][ T32] r4:854c4200 [ 1330.859748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.859807][ T32] r10:00000000 r9:854c4200 r8:80287e08 r7:eb2b5e60 r6:85496880 r5:84b62400 [ 1330.859833][ T32] r4:00000001 [ 1330.859911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.859957][ T32] Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) ** 1 printk messages dropped ** [ 1330.860039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.861171][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 ** 8 printk messages dropped ** [ 1330.861614][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1330.861733][ T32] r4:eae7ddc0 ** 6 printk messages dropped ** [ 1330.862175][ T32] r5:00001000 r4:ed8b3000 ** 6 printk messages dropped ** [ 1330.862480][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.862877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1330.863331][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1330.863687][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2cde08 ** 7 printk messages dropped ** [ 1330.864020][ T32] r9:83018205 r8:84b63000 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 ** 4 printk messages dropped ** [ 1330.882877][ T32] r5:854eb38c r4:854eb000 [ 1330.882900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.883077][ T32] r4:854c4280 ** 8 printk messages dropped ** [ 1330.883455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1330.885126][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1330.885467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.885491][ T32] r4:eae7ddc0 [ 1330.885511][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.885581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.885706][ T32] r4:00000000 [ 1330.885745][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.885821][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.885849][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.885925][ T32] r5:00001000 r4:ed8b3000 [ 1330.885950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.885996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.886044][ T32] r5:85cd538c r4:85cd5000 [ 1330.886087][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.886157][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.886210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.886267][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.886316][ T32] r4:8530a300 [ 1330.886341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.886399][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.886424][ T32] r4:00000001 [ 1330.886468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.886514][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.886544][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.886574][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.886603][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.886633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.886656][ T32] r4:8530e480 [ 1330.886678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.886708][ T32] INFO: task kworker/1:550:4758 blocked for more than 457 seconds. [ 1330.886807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.886844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.886871][ T32] task:kworker/1:550 state:D stack:0 pid:4758 tgid:4758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.886992][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.887081][ T32] Call trace: [ 1330.887168][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.887267][ T32] r10:8291a684 r9:eb0d1d84 r8:00000002 r7:60000013 r6:eb0d1d8c r5:84b64800 [ 1330.887311][ T32] r4:84b64800 [ 1330.887334][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.887383][ T32] r5:84b64800 r4:8291a680 [ 1330.887405][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.887447][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.887508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d1e08 [ 1330.887550][ T32] r4:00000000 [ 1330.887576][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.887616][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.887673][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.887727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6840 [ 1330.887784][ T32] r4:00000000 [ 1330.887809][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.887891][ T32] r9:83018205 r8:84b64800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1330.887917][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.887991][ T32] r5:00001000 r4:dfa71000 [ 1330.888036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.888163][ T32] r5:854eb78c r4:854eb400 [ 1330.888184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.888233][ T32] r7:ddde2d80 r6:83018200 r5:854eb78c r4:854c4300 ** 3 printk messages dropped ** [ 1330.888373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1330.889653][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.890213][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff ** 7 printk messages dropped ** [ 1330.890931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 ** 9 printk messages dropped ** [ 1330.891582][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 ** 7 printk messages dropped ** [ 1330.892025][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) ** 7 printk messages dropped ** [ 1330.892570][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1330.893149][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1330.893826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6940 ** 7 printk messages dropped ** [ 1330.925616][ T32] r5:854ebb8c r4:854eb800 [ 1330.925677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.926103][ T32] r4:854c4380 ** 3 printk messages dropped ** [ 1330.926499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1330.929031][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 ** 6 printk messages dropped ** [ 1330.929678][ T32] r5:80070113 r4:80239bb0 [ 1330.929735][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.929858][ T32] r4:82ac21e4 [ 1330.929939][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.930128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.930206][ T32] r4:eae7ddc0 [ 1330.930263][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.930405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.930473][ T32] r4:00000000 [ 1330.930534][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.930662][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.930829][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.930951][ T32] r5:00001000 r4:ed8b3000 [ 1330.931015][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.931126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.931240][ T32] r5:85cd538c r4:85cd5000 [ 1330.931292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.931418][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.931476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.931593][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.931685][ T32] r4:8530a300 [ 1330.931783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.931889][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.931951][ T32] r4:00000001 [ 1330.931999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.932083][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.932158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.932217][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.932293][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.932377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.932483][ T32] r4:8530e480 [ 1330.932577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.932692][ T32] INFO: task kworker/1:552:4762 blocked for more than 457 seconds. [ 1330.932820][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.932999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.933079][ T32] task:kworker/1:552 state:D stack:0 pid:4762 tgid:4762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.933210][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.933312][ T32] Call trace: [ 1330.933453][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.933613][ T32] r10:8291a684 r9:eb179d84 r8:00000002 r7:60000013 r6:eb179d8c r5:84b66c00 [ 1330.933684][ T32] r4:84b66c00 [ 1330.933740][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.933861][ T32] r5:84b66c00 r4:8291a680 [ 1330.933915][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.934020][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.934136][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb179e08 [ 1330.963628][ T32] r4:00000000 [ 1330.963836][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.963994][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.964125][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.964889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6c00 [ 1330.964968][ T32] r4:00000000 [ 1330.965055][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.965203][ T32] r9:83018205 r8:84b66c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1330.965276][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.965393][ T32] r5:00001000 r4:dff5d000 [ 1330.965443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.965559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.965651][ T32] r5:854ec38c r4:854ec000 [ 1330.965693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.965833][ T32] r7:ddde2d80 r6:83018200 r5:854ec38c r4:854c4400 [ 1330.965896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.966015][ T32] r10:61c88647 r9:84b66c00 r8:854c442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.966076][ T32] r4:854c4400 [ 1330.966130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.966277][ T32] r10:00000000 r9:854c4400 r8:80287e08 r7:eb111e60 r6:85496a80 r5:84b66c00 [ 1330.966384][ T32] r4:00000001 [ 1330.966455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.966571][ T32] Exception stack(0xeb179fb0 to 0xeb179ff8) [ 1330.966662][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.966733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.966845][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.966938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.967026][ T32] r4:854c6740 [ 1330.968308][ T32] INFO: task kworker/1:552:4762 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1330.968417][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.968626][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.968740][ T32] Call trace: [ 1330.968836][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.968983][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1330.969056][ T32] r4:00000000 [ 1330.969118][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.969232][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1330.969336][ T32] dd20: cee4a000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1330.969431][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1330.969532][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1330.969671][ T32] r5:80070113 r4:80239bb0 [ 1330.969739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.969861][ T32] r4:82ac21e4 [ 1330.969917][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.970031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1330.970094][ T32] r4:eae7ddc0 [ 1330.970150][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.970320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1330.970430][ T32] r4:00000000 [ 1330.970499][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.970638][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1330.970704][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.970859][ T32] r5:00001000 r4:ed8b3000 [ 1330.970921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.971028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.971130][ T32] r5:85cd538c r4:85cd5000 [ 1330.971178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.971334][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1330.971404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.971525][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.971605][ T32] r4:8530a300 [ 1330.971682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.971826][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1330.971918][ T32] r4:00000001 [ 1330.971983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.972085][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1330.972162][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.972261][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.972353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.972453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.972523][ T32] r4:8530e480 [ 1330.972585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.972711][ T32] INFO: task kworker/1:553:4763 blocked for more than 457 seconds. [ 1330.972816][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.972915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.972981][ T32] task:kworker/1:553 state:D stack:0 pid:4763 tgid:4763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.973164][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.973313][ T32] Call trace: [ 1330.973407][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.973532][ T32] r10:8291a684 r9:eb2d1d84 r8:00000002 r7:60000013 r6:eb2d1d8c r5:84b65400 [ 1330.973589][ T32] r4:84b65400 [ 1330.973672][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.973804][ T32] r5:84b65400 r4:8291a680 [ 1330.973864][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.973977][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.974100][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d1e08 [ 1331.003374][ T32] r4:00000000 [ 1331.003562][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.003693][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.003817][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.003924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6ac0 [ 1331.003983][ T32] r4:00000000 [ 1331.004032][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.004131][ T32] r9:83018205 r8:84b65400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1331.004976][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.005212][ T32] r5:00001000 r4:dfd89000 [ 1331.005301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.005425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.005559][ T32] r5:854ebf8c r4:854ebc00 [ 1331.005611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.005744][ T32] r7:ddde2d80 r6:83018200 r5:854ebf8c r4:854c4480 [ 1331.005824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.005938][ T32] r10:61c88647 r9:84b65400 r8:854c44ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.005986][ T32] r4:854c4480 [ 1331.006046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.006163][ T32] r10:00000000 r9:854c4480 r8:80287e08 r7:eb179e60 r6:85496b00 r5:84b65400 [ 1331.006235][ T32] r4:00000001 [ 1331.006297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.006410][ T32] Exception stack(0xeb2d1fb0 to 0xeb2d1ff8) [ 1331.006521][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.006610][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.006675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.006736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.006813][ T32] r4:854c6740 [ 1331.008124][ T32] INFO: task kworker/1:553:4763 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.008211][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.008412][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.008534][ T32] Call trace: [ 1331.008654][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.008792][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.008843][ T32] r4:00000000 [ 1331.009013][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.009144][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.009227][ T32] dd20: cf07c000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.009290][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.009357][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.009411][ T32] r5:80070113 r4:80239bb0 [ 1331.009452][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.009556][ T32] r4:82ac21e4 [ 1331.009612][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.009728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.009798][ T32] r4:eae7ddc0 [ 1331.009856][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.009964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.010045][ T32] r4:00000000 [ 1331.010123][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.010245][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.010297][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.010401][ T32] r5:00001000 r4:ed8b3000 [ 1331.010454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.010583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.010693][ T32] r5:85cd538c r4:85cd5000 [ 1331.010851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.010981][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.011050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.011159][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.011273][ T32] r4:8530a300 [ 1331.011348][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.011455][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.011520][ T32] r4:00000001 [ 1331.011574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.011663][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.011721][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.011790][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.011847][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.011913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.011973][ T32] r4:8530e480 [ 1331.012030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.012104][ T32] INFO: task kworker/1:554:4765 blocked for more than 457 seconds. [ 1331.012176][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.012225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.012266][ T32] task:kworker/1:554 state:D stack:0 pid:4765 tgid:4765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.012356][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.012453][ T32] Call trace: [ 1331.012533][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.012654][ T32] r10:8291a684 r9:eb2d9d84 r8:00000002 r7:60000013 r6:eb2d9d8c r5:84b63c00 [ 1331.012738][ T32] r4:84b63c00 [ 1331.012847][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.012961][ T32] r5:84b63c00 r4:8291a680 [ 1331.013018][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.013132][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.013232][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 [ 1331.013293][ T32] r4:00000000 [ 1331.013374][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.013522][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.013609][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.013742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6e00 [ 1331.013836][ T32] r4:00000000 [ 1331.013896][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.014003][ T32] r9:83018205 r8:84b63c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1331.014066][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.042649][ T32] r5:00001000 r4:e0563000 [ 1331.042914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.043114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.043241][ T32] r5:854ec78c r4:854ec400 [ 1331.043305][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.043475][ T32] r7:ddde2d80 r6:83018200 r5:854ec78c r4:854c4500 [ 1331.043543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.043677][ T32] r10:61c88647 r9:84b63c00 r8:854c452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.043744][ T32] r4:854c4500 [ 1331.043843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.044007][ T32] r10:00000000 r9:854c4500 r8:80287e08 r7:eb179e60 r6:85496b80 r5:84b63c00 [ 1331.044082][ T32] r4:00000001 [ 1331.049910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.050117][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) [ 1331.050210][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.050300][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.050389][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.050474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.050565][ T32] r4:854c68c0 [ 1331.051946][ T32] INFO: task kworker/1:554:4765 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.052094][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.052305][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.052499][ T32] Call trace: [ 1331.052612][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.052770][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.052833][ T32] r4:00000000 [ 1331.052889][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.053022][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.053144][ T32] dd20: cf2d6000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.053240][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.053311][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.053389][ T32] r5:80070113 r4:80239bb0 [ 1331.053444][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.053547][ T32] r4:82ac21e4 [ 1331.053613][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.053730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.053800][ T32] r4:eae7ddc0 [ 1331.053872][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.053991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.054051][ T32] r4:00000000 [ 1331.054126][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.068995][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.069097][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.069245][ T32] r5:00001000 r4:ed8b3000 [ 1331.069301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.069412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.069540][ T32] r5:85cd538c r4:85cd5000 [ 1331.069599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.069721][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.069796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.069922][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.070015][ T32] r4:8530a300 [ 1331.070110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.070248][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.070313][ T32] r4:00000001 [ 1331.070367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.070485][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.070570][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.070644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.070713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.070835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.070901][ T32] r4:8530e480 [ 1331.070967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.071042][ T32] INFO: task kworker/1:555:4769 blocked for more than 457 seconds. [ 1331.071127][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.071220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.071295][ T32] task:kworker/1:555 state:D stack:0 pid:4769 tgid:4769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.071427][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.071553][ T32] Call trace: [ 1331.071670][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.071815][ T32] r10:8291a684 r9:eb269d84 r8:00000002 r7:60000113 r6:eb269d8c r5:84b60c00 [ 1331.071884][ T32] r4:84b60c00 [ 1331.071942][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.072073][ T32] r5:84b60c00 r4:8291a680 [ 1331.072154][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.072265][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.072364][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb269e08 [ 1331.072426][ T32] r4:00000000 [ 1331.072479][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.072572][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.072696][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.072853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6f40 [ 1331.072937][ T32] r4:00000000 [ 1331.072996][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.073146][ T32] r9:83018205 r8:84b60c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.073219][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.073368][ T32] r5:00001000 r4:e0640000 [ 1331.073448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.073569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.073692][ T32] r5:854ecb8c r4:854ec800 [ 1331.073745][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.073918][ T32] r7:ddde2d80 r6:83018200 r5:854ecb8c r4:854c4580 [ 1331.073979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.074169][ T32] r10:61c88647 r9:84b60c00 r8:854c45ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.093977][ T32] r4:854c4580 [ 1331.094075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.094878][ T32] r10:00000000 r9:854c4580 r8:80287e08 r7:eb2d9e60 r6:85496c00 r5:84b60c00 [ 1331.094951][ T32] r4:00000001 [ 1331.095014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.095137][ T32] Exception stack(0xeb269fb0 to 0xeb269ff8) [ 1331.095223][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.095302][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.095379][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.095462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.095528][ T32] r4:854c6a80 [ 1331.096869][ T32] INFO: task kworker/1:555:4769 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.096973][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.097190][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.097347][ T32] Call trace: [ 1331.097470][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.097599][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.097674][ T32] r4:00000000 [ 1331.097763][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.097884][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.097955][ T32] dd20: cf537000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.098027][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.098090][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.098178][ T32] r5:80070113 r4:80239bb0 [ 1331.098238][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.098340][ T32] r4:82ac21e4 [ 1331.098409][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.098542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.098612][ T32] r4:eae7ddc0 [ 1331.098667][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.098821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.098874][ T32] r4:00000000 [ 1331.098917][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.099041][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.099119][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.099231][ T32] r5:00001000 r4:ed8b3000 [ 1331.099291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.099428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.099568][ T32] r5:85cd538c r4:85cd5000 [ 1331.099620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.099744][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.099839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.099978][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.100050][ T32] r4:8530a300 [ 1331.100121][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.100266][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.100337][ T32] r4:00000001 [ 1331.100409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.100507][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.100595][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.100679][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.100768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.100858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.100937][ T32] r4:8530e480 [ 1331.100995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.101093][ T32] INFO: task kworker/1:556:4772 blocked for more than 457 seconds. [ 1331.101225][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.101309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.101363][ T32] task:kworker/1:556 state:D stack:0 pid:4772 tgid:4772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.101497][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.101641][ T32] Call trace: [ 1331.101744][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.101907][ T32] r10:8291a684 r9:eb2ddd84 r8:00000002 r7:60000013 r6:eb2ddd8c r5:8539c800 [ 1331.101968][ T32] r4:8539c800 [ 1331.102014][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.102123][ T32] r5:8539c800 r4:8291a680 [ 1331.102178][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.102303][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.102429][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 [ 1331.102506][ T32] r4:00000000 [ 1331.102579][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.102692][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.102874][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.102991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c63c0 [ 1331.103053][ T32] r4:00000000 [ 1331.103105][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.103223][ T32] r9:83018205 r8:8539c800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1331.103293][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.103394][ T32] r5:00001000 r4:e06b5000 [ 1331.103461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.103586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.103708][ T32] r5:854ecf8c r4:854ecc00 [ 1331.103763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.103879][ T32] r7:ddde2d80 r6:83018200 r5:854ecf8c r4:854c4600 [ 1331.103934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.104072][ T32] r10:61c88647 r9:8539c800 r8:854c462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.104220][ T32] r4:854c4600 [ 1331.135023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.135291][ T32] r10:00000000 r9:854c4600 r8:80287e08 r7:eb269e60 r6:85496c80 r5:8539c800 [ 1331.135384][ T32] r4:00000001 [ 1331.135457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.135560][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) [ 1331.135631][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.135708][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.135810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.135889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.135962][ T32] r4:854c6bc0 [ 1331.137304][ T32] INFO: task kworker/1:556:4772 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.137442][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.137660][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.137801][ T32] Call trace: [ 1331.137886][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.138014][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.138076][ T32] r4:00000000 [ 1331.138145][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.138247][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.138319][ T32] dd20: cf9a3000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.138398][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.138471][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.138537][ T32] r5:80070113 r4:80239bb0 [ 1331.138613][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.138733][ T32] r4:82ac21e4 [ 1331.138829][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.138972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.139053][ T32] r4:eae7ddc0 [ 1331.139109][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.139255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.139323][ T32] r4:00000000 [ 1331.139380][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.139550][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.139617][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.139743][ T32] r5:00001000 r4:ed8b3000 [ 1331.139870][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.139977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.140089][ T32] r5:85cd538c r4:85cd5000 [ 1331.140146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.140268][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.140330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.140436][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.140509][ T32] r4:8530a300 [ 1331.140577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.140702][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.140811][ T32] r4:00000001 [ 1331.140881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.141044][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.141134][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.141209][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.141278][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.141345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.141405][ T32] r4:8530e480 [ 1331.141466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.141553][ T32] INFO: task kworker/1:557:4773 blocked for more than 457 seconds. [ 1331.141695][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.141778][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.141854][ T32] task:kworker/1:557 state:D stack:0 pid:4773 tgid:4773 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.142002][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.142111][ T32] Call trace: [ 1331.142189][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.142301][ T32] r10:8291a684 r9:eb2e1d84 r8:00000002 r7:60000113 r6:eb2e1d8c r5:84a98000 [ 1331.142357][ T32] r4:84a98000 [ 1331.142413][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.142523][ T32] r5:84a98000 r4:8291a680 [ 1331.142582][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.142694][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.142855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [ 1331.142927][ T32] r4:00000000 [ 1331.142985][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.143090][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.143185][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.143298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cc040 [ 1331.143358][ T32] r4:00000000 [ 1331.143411][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.143525][ T32] r9:83018205 r8:84a98000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1331.143606][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.143711][ T32] r5:00001000 r4:e0767000 [ 1331.143794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.143897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.143994][ T32] r5:854ed38c r4:854ed000 [ 1331.144091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.163203][ T32] r7:ddde2d80 r6:83018200 r5:854ed38c r4:854c4680 [ 1331.163363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.163537][ T32] r10:61c88647 r9:84a98000 r8:854c46ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.163605][ T32] r4:854c4680 [ 1331.163675][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.163798][ T32] r10:00000000 r9:854c4680 r8:80287e08 r7:eb2dde60 r6:85496d00 r5:84a98000 [ 1331.163860][ T32] r4:00000001 [ 1331.163956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.164067][ T32] Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) [ 1331.164151][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.184817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.184984][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.185096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.185163][ T32] r4:854c6bc0 [ 1331.186497][ T32] INFO: task kworker/1:557:4773 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.186596][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.186720][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.186883][ T32] Call trace: [ 1331.186944][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.187051][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.187096][ T32] r4:00000000 [ 1331.187134][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.187213][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.187271][ T32] dd20: cfe95000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.187347][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.187409][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.187468][ T32] r5:80070113 r4:80239bb0 [ 1331.187572][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.187756][ T32] r4:82ac21e4 [ 1331.187848][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.187977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.188033][ T32] r4:eae7ddc0 [ 1331.188096][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.188205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.188266][ T32] r4:00000000 [ 1331.188325][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.188471][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.188538][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.188698][ T32] r5:00001000 r4:ed8b3000 [ 1331.188817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.188932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.189065][ T32] r5:85cd538c r4:85cd5000 [ 1331.189137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.189264][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.189325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.189464][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.189544][ T32] r4:8530a300 [ 1331.189601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.189715][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.189820][ T32] r4:00000001 [ 1331.189884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.190030][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.190162][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.190258][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.190349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.190430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.190493][ T32] r4:8530e480 [ 1331.190573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.190663][ T32] INFO: task kworker/1:558:4775 blocked for more than 457 seconds. [ 1331.190791][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.190869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.190929][ T32] task:kworker/1:558 state:D stack:0 pid:4775 tgid:4775 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.191054][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.191172][ T32] Call trace: [ 1331.191250][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.191405][ T32] r10:8291a684 r9:eb2e5d84 r8:00000002 r7:60000113 r6:eb2e5d8c r5:84a98c00 [ 1331.191475][ T32] r4:84a98c00 [ 1331.191533][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.191647][ T32] r5:84a98c00 r4:8291a680 [ 1331.191709][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.191841][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.191957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 [ 1331.192029][ T32] r4:00000000 [ 1331.192107][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.192209][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.192300][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.192431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cc340 [ 1331.192497][ T32] r4:00000000 [ 1331.192548][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.192706][ T32] r9:83018205 r8:84a98c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1331.192780][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.192894][ T32] r5:00001000 r4:e07f7000 [ 1331.192946][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.193050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.193175][ T32] r5:854ed78c r4:854ed400 [ 1331.193231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.193343][ T32] r7:ddde2d80 r6:83018200 r5:854ed78c r4:854c4700 [ 1331.193407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.193539][ T32] r10:61c88647 r9:84a98c00 r8:854c472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.193637][ T32] r4:854c4700 [ 1331.193733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.193882][ T32] r10:00000000 r9:854c4700 r8:80287e08 r7:eb2e1e60 r6:85496d80 r5:84a98c00 [ 1331.193949][ T32] r4:00000001 [ 1331.194007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.194110][ T32] Exception stack(0xeb2e5fb0 to 0xeb2e5ff8) [ 1331.194255][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.208810][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.208926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.209011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.209107][ T32] r4:854cc100 [ 1331.210423][ T32] INFO: task kworker/1:558:4775 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.210536][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.210824][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.211255][ T32] Call trace: [ 1331.211347][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.211475][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.211606][ T32] r4:00000000 [ 1331.211658][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.211748][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.211831][ T32] dd20: cfe95000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.211914][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.212038][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.212096][ T32] r5:80070113 r4:80239bb0 [ 1331.212138][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.212234][ T32] r4:82ac21e4 [ 1331.212283][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.212380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.212427][ T32] r4:eae7ddc0 [ 1331.212470][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.212563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.212608][ T32] r4:00000000 [ 1331.212653][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.212772][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.212838][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.212934][ T32] r5:00001000 r4:ed8b3000 [ 1331.213000][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.213143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.213247][ T32] r5:85cd538c r4:85cd5000 [ 1331.213289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.213392][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.213441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.213570][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.213648][ T32] r4:8530a300 [ 1331.213695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.213800][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.213845][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1331.214075][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.228597][ T32] task:kworker/1:559 state:D stack:0 pid:4777 tgid:4777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.228702][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.228828][ T32] Call trace: [ 1331.228902][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.229026][ T32] r10:8291a684 r9:eb2edd84 r8:00000002 r7:60000113 r6:eb2edd8c r5:84a9a400 [ 1331.229094][ T32] r4:84a9a400 [ 1331.229147][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.229232][ T32] r5:84a9a400 r4:8291a680 [ 1331.229273][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.229347][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.229428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 [ 1331.229468][ T32] r4:00000000 [ 1331.229504][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.229572][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.229644][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.229776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cc4c0 [ 1331.229829][ T32] r4:00000000 [ 1331.229867][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.229958][ T32] r9:83018205 r8:84a9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.229999][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.230273][ T32] r5:854edb8c r4:854ed800 [ 1331.230317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.230405][ T32] r7:ddde2d80 r6:83018200 r5:854edb8c r4:854c4780 ** 1 printk messages dropped ** [ 1331.230536][ T32] r10:61c88647 r9:84a9a400 r8:854c47ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.231094][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.232633][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.232902][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.232944][ T32] r4:00000000 [ 1331.232981][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.233073][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.233131][ T32] dd20: d014d000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.233185][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.233232][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.233295][ T32] r5:80070113 r4:80239bb0 [ 1331.233337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.233415][ T32] r4:82ac21e4 [ 1331.233482][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.233567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.233660][ T32] r4:eae7ddc0 [ 1331.233704][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.233822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.233945][ T32] r4:00000000 [ 1331.233999][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.234111][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.234160][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.259136][ T32] r5:00001000 r4:ed8b3000 [ 1331.259211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.259376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.259484][ T32] r5:85cd538c r4:85cd5000 [ 1331.259553][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.259649][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.259689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1331.259983][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.260030][ T32] r4:00000001 [ 1331.260068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.260140][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.260253][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.260341][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.260398][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.260524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.260592][ T32] r4:8530e480 [ 1331.260640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.260693][ T32] INFO: task kworker/1:560:4779 blocked for more than 457 seconds. [ 1331.260751][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.260808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.260850][ T32] task:kworker/1:560 state:D stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.260971][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.261059][ T32] Call trace: [ 1331.261166][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.261266][ T32] r10:8291a684 r9:eb2f5d84 r8:00000002 r7:60000013 r6:eb2f5d8c r5:84a9bc00 [ 1331.261310][ T32] r4:84a9bc00 [ 1331.261375][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.261459][ T32] r5:84a9bc00 r4:8291a680 [ 1331.261499][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.261572][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1331.261921][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.262018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854da900 [ 1331.262068][ T32] r4:00000000 [ 1331.262107][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.262215][ T32] r9:83018205 r8:84a9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1331.262285][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.262368][ T32] r5:00001000 r4:eae37000 [ 1331.262455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.262535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.262615][ T32] r5:853f638c r4:853f6000 [ 1331.262653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.262789][ T32] r7:ddde2d80 r6:83018200 r5:853f638c r4:854c4800 [ 1331.262837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.262927][ T32] r10:61c88647 r9:84a9bc00 r8:854c482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.262978][ T32] r4:854c4800 [ 1331.263019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.263105][ T32] r10:00000000 r9:854c4800 r8:80287e08 r7:eb2ede60 r6:85496e80 r5:84a9bc00 [ 1331.263162][ T32] r4:00000001 [ 1331.263203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.263273][ T32] Exception stack(0xeb2f5fb0 to 0xeb2f5ff8) [ 1331.263323][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.263378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.263428][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.285382][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.285819][ T32] dd20: d08c0000 df9c1000 00000001 80239b98 7f3cb000 00000001 ** 10 printk messages dropped ** [ 1331.286488][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.286838][ T32] r5:85cd538c r4:85cd5000 ** 3 printk messages dropped ** [ 1331.287079][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.287107][ T32] r4:8530a300 [ 1331.287131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.287185][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.287209][ T32] r4:00000001 [ 1331.287229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.287268][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.287296][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.287325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.287354][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.287397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.287425][ T32] r4:8530e480 [ 1331.287448][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.287511][ T32] INFO: task kworker/1:561:4780 blocked for more than 457 seconds. [ 1331.287621][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.287689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.287714][ T32] task:kworker/1:561 state:D stack:0 pid:4780 tgid:4780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.287793][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.287874][ T32] Call trace: [ 1331.287934][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.287998][ T32] r10:8291a684 r9:eb2f9d84 r8:00000002 r7:60000113 r6:eb2f9d8c r5:84a9c800 [ 1331.288077][ T32] r4:84a9c800 [ 1331.288102][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.288192][ T32] r5:84a9c800 r4:8291a680 [ 1331.288263][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.288362][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.288415][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f9e08 [ 1331.288438][ T32] r4:00000000 [ 1331.288457][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.288505][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.288558][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.288607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cc600 [ 1331.288656][ T32] r4:00000000 [ 1331.288717][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.288801][ T32] r9:83018205 r8:84a9c800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 1331.289011][ T32] r5:854edf8c r4:854edc00 [ 1331.289031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.289080][ T32] r7:ddde2d80 r6:83018200 r5:854edf8c r4:854c4880 ** 1 printk messages dropped ** [ 1331.289150][ T32] r10:61c88647 r9:84a9c800 r8:854c48ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.289520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.290328][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1331.290550][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1331.290889][ T32] r4:82ac21e4 [ 1331.290910][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.290979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.291029][ T32] r4:eae7ddc0 [ 1331.291052][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.291107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.291141][ T32] r4:00000000 [ 1331.291165][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.291215][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.291236][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.291306][ T32] r5:00001000 r4:ed8b3000 [ 1331.291331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.291376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.291422][ T32] r5:85cd538c r4:85cd5000 [ 1331.291441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.291516][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.291556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.291612][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.291635][ T32] r4:8530a300 [ 1331.291679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.291736][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.291796][ T32] r4:00000001 [ 1331.291821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.291861][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.291904][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.291945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.291974][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.292005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.292041][ T32] r4:8530e480 [ 1331.292089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1331.292175][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1331.292695][ T32] r10:8291a684 r9:eb301d84 r8:00000002 r7:60000113 r6:eb301d8c r5:84a9b000 [ 1331.292722][ T32] r4:84a9b000 [ 1331.292772][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.292857][ T32] r5:84a9b000 r4:8291a680 [ 1331.292909][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.292979][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.293103][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb301e08 [ 1331.293130][ T32] r4:00000000 [ 1331.293149][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.293189][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.293228][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.293273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cc700 [ 1331.293295][ T32] r4:00000000 [ 1331.293315][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.293361][ T32] r9:83018205 r8:84a9b000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1331.293383][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.293428][ T32] r5:00001000 r4:eac21000 [ 1331.293448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.293499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.293572][ T32] r5:854ee38c r4:854ee000 [ 1331.293598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.293679][ T32] r7:ddde2d80 r6:83018200 r5:854ee38c r4:854c4900 [ 1331.293728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.293791][ T32] r10:61c88647 r9:84a9b000 r8:854c492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.293840][ T32] r4:854c4900 [ 1331.293863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.293961][ T32] r10:00000000 r9:854c4900 r8:80287e08 r7:eb2f5e60 r6:85496f80 r5:84a9b000 [ 1331.293987][ T32] r4:00000001 [ 1331.294007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.305538][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1331.306427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.306455][ T32] r4:00000000 [ 1331.306476][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.306527][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.306549][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.306595][ T32] r5:00001000 r4:ed8b3000 [ 1331.306616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.306658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.306729][ T32] r5:85cd538c r4:85cd5000 [ 1331.306780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.306836][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.306923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.307001][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.307044][ T32] r4:8530a300 [ 1331.307069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.307122][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.307146][ T32] r4:00000001 [ 1331.307165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1331.307536][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 15 printk messages dropped ** [ 1331.308381][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1331.308799][ T32] r5:854eeb8c r4:854ee800 [ 1331.308820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1331.309349][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1331.310490][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 ** 15 printk messages dropped ** [ 1331.311396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1331.311942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1331.312675][ T32] r10:8291a684 r9:eb311d84 r8:00000002 r7:60000013 r6:eb311d8c r5:84a9e000 ** 15 printk messages dropped ** [ 1331.313256][ T32] r5:00001000 r4:eacb5000 ** 2 printk messages dropped ** [ 1331.313375][ T32] r5:854eef8c r4:854eec00 [ 1331.313400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.313454][ T32] r7:ddde2d80 r6:83018200 r5:854eef8c r4:854c4a00 [ 1331.313475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.313525][ T32] r10:61c88647 r9:84a9e000 r8:854c4a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.313579][ T32] r4:854c4a00 [ 1331.313627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.313680][ T32] r10:00000000 r9:854c4a00 r8:80287e08 r7:eb2f5e60 r6:854dd080 r5:84a9e000 [ 1331.313703][ T32] r4:00000001 [ 1331.313722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.313776][ T32] Exception stack(0xeb311fb0 to 0xeb311ff8) [ 1331.313809][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.313841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.313965][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.314017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.314045][ T32] r4:854cca80 [ 1331.350721][ T32] INFO: task kworker/1:564:4787 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.351013][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.351191][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.351358][ T32] Call trace: [ 1331.351452][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.351593][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.351665][ T32] r4:00000000 [ 1331.351726][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.351837][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.351919][ T32] dd20: d1185000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.351987][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.352047][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff ** 2 printk messages dropped ** [ 1331.352270][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1331.352905][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 ** 12 printk messages dropped ** [ 1331.354106][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1331.365651][ T32] INFO: task kworker/0:266:4788 blocked for more than 457 seconds. ** 13 printk messages dropped ** [ 1331.367409][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.368234][ T32] r9:83018005 r8:84a9ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1331.368783][ T32] r5:853f5b8c r4:853f5800 ** 2 printk messages dropped ** [ 1331.369057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.369951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.370068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.370188][ T32] r4:854da3c0 [ 1331.371568][ T32] INFO: task kworker/0:266:4788 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.371694][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.371966][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.372142][ T32] Call trace: [ 1331.372228][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.372386][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.372500][ T32] r4:00000000 [ 1331.372593][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.372714][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.372815][ T32] dd20: d1185000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.372898][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.372989][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.373095][ T32] r5:80070113 r4:80239bb0 [ 1331.373180][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.373295][ T32] r4:82ac21e4 [ 1331.373362][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.373480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.373550][ T32] r4:eae7ddc0 [ 1331.373634][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.373772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.373840][ T32] r4:00000000 [ 1331.373898][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.374015][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.374075][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.396061][ T32] r5:00001000 r4:ed8b3000 ** 7 printk messages dropped ** [ 1331.396938][ T32] r4:8530a300 ** 6 printk messages dropped ** [ 1331.397515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.398326][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.399241][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1331.400462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.400688][ T32] r5:853f5f8c r4:853f5c00 [ 1331.400832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.400936][ T32] r7:dddced80 r6:83018000 r5:853f5f8c r4:854dd200 ** 3 printk messages dropped ** [ 1331.401329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1331.403665][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.440536][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.441042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 ** 10 printk messages dropped ** [ 1331.442181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.443163][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.443541][ T32] INFO: task kworker/1:565:4793 blocked for more than 457 seconds. [ 1331.443631][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.443707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.443800][ T32] task:kworker/1:565 state:D stack:0 pid:4793 tgid:4793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.443964][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.444105][ T32] Call trace: [ 1331.459500][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.459733][ T32] r10:8291a684 r9:eb305d84 r8:00000002 r7:60000113 r6:eb305d8c r5:8544bc00 [ 1331.459818][ T32] r4:8544bc00 [ 1331.459869][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.460014][ T32] r5:8544bc00 r4:8291a680 [ 1331.460078][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.460215][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.460357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb305e08 [ 1331.460437][ T32] r4:00000000 [ 1331.460513][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.460612][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.460761][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.460890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dad00 [ 1331.460973][ T32] r4:00000000 [ 1331.461036][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.461168][ T32] r9:83018205 r8:8544bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1331.461231][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.461337][ T32] r5:00001000 r4:eafaf000 [ 1331.461421][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.461561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.461686][ T32] r5:853f6b8c r4:853f6800 [ 1331.461754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.461881][ T32] r7:ddde2d80 r6:83018200 r5:853f6b8c r4:854c4a80 [ 1331.461943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.462066][ T32] r10:61c88647 r9:8544bc00 r8:854c4aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.462154][ T32] r4:854c4a80 [ 1331.462272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.462438][ T32] r10:00000000 r9:854c4a80 r8:80287e08 r7:eb2f5e60 r6:854dd300 r5:8544bc00 [ 1331.462509][ T32] r4:00000001 [ 1331.462566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.462672][ T32] Exception stack(0xeb305fb0 to 0xeb305ff8) [ 1331.462783][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.462869][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.462949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.463035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.463105][ T32] r4:854cc9c0 ** 2 printk messages dropped ** [ 1331.486697][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.487497][ T32] dd20: d1a48000 df9c1000 00000001 80239b98 7f3cb000 00000001 ** 6 printk messages dropped ** [ 1331.488154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.488219][ T32] r4:eae7ddc0 [ 1331.488294][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.488422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.488524][ T32] r4:00000000 [ 1331.488589][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.488804][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.488900][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.489011][ T32] r5:00001000 r4:ed8b3000 [ 1331.489080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.489247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.489345][ T32] r5:85cd538c r4:85cd5000 [ 1331.489413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.489543][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.489610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.489737][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.489850][ T32] r4:8530a300 [ 1331.489917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.490047][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.490121][ T32] r4:00000001 [ 1331.490165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.490244][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.490298][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.490370][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.490471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.490603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.490676][ T32] r4:8530e480 [ 1331.490778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.490896][ T32] INFO: task kworker/1:566:4795 blocked for more than 458 seconds. [ 1331.491026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.491124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.491184][ T32] task:kworker/1:566 state:D stack:0 pid:4795 tgid:4795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.491318][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.491450][ T32] Call trace: [ 1331.491539][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.491675][ T32] r10:8291a684 r9:eb319d84 r8:00000002 r7:60000113 r6:eb319d8c r5:8544d400 [ 1331.491758][ T32] r4:8544d400 [ 1331.491840][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.491951][ T32] r5:8544d400 r4:8291a680 [ 1331.491993][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.492104][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.492265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb319e08 [ 1331.492348][ T32] r4:00000000 [ 1331.492471][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.492672][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.492792][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.492932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854cc900 [ 1331.493001][ T32] r4:00000000 [ 1331.493048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.493158][ T32] r9:83018205 r8:8544d400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1331.493236][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.493398][ T32] r5:00001000 r4:eb0bf000 [ 1331.493477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.493591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.493714][ T32] r5:854ef38c r4:854ef000 [ 1331.493783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.493902][ T32] r7:ddde2d80 r6:83018200 r5:854ef38c r4:854c4b00 [ 1331.493953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.494088][ T32] r10:61c88647 r9:8544d400 r8:854c4b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.494158][ T32] r4:854c4b00 [ 1331.494233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.525854][ T32] r10:00000000 r9:854c4b00 r8:80287e08 r7:eb305e60 r6:854dd380 r5:8544d400 [ 1331.525970][ T32] r4:00000001 [ 1331.526039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.526217][ T32] Exception stack(0xeb319fb0 to 0xeb319ff8) [ 1331.526330][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.526425][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.526523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.526612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.526678][ T32] r4:854cc880 [ 1331.528050][ T32] INFO: task kworker/1:566:4795 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.528156][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.528363][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.528516][ T32] Call trace: [ 1331.528613][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.528738][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.528806][ T32] r4:00000000 [ 1331.528856][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.528952][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.529038][ T32] dd20: d1c12000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.529128][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.529186][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.529245][ T32] r5:80070113 r4:80239bb0 [ 1331.529303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.529413][ T32] r4:82ac21e4 [ 1331.529472][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.529575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 ** 7 printk messages dropped ** [ 1331.530245][ T32] r5:00001000 r4:ed8b3000 ** 5 printk messages dropped ** [ 1331.530825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1331.531291][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.531779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1331.532309][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.533004][ T32] r5:8544ec00 r4:8291a680 ** 3 printk messages dropped ** [ 1331.533380][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.533731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dae00 [ 1331.533790][ T32] r4:00000000 [ 1331.533836][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.533934][ T32] r9:83018005 r8:8544ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1331.533981][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.534110][ T32] r5:00001000 r4:eafdb000 [ 1331.555077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.555400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.555518][ T32] r5:853f6f8c r4:853f6c00 [ 1331.555580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.555778][ T32] r7:dddced80 r6:83018000 r5:853f6f8c r4:854dd400 [ 1331.555853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.555994][ T32] r10:61c88647 r9:8544ec00 r8:854dd42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.556060][ T32] r4:854dd400 [ 1331.556113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.556229][ T32] r10:00000000 r9:854dd400 r8:80287e08 r7:eb1a1e60 r6:854dd480 r5:8544ec00 [ 1331.556282][ T32] r4:00000001 [ 1331.556334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.556422][ T32] Exception stack(0xeb275fb0 to 0xeb275ff8) [ 1331.556531][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.556614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.556680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.556818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.556914][ T32] r4:854da9c0 [ 1331.558273][ T32] INFO: task kworker/0:268:4796 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.558383][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.558586][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.558714][ T32] Call trace: [ 1331.558863][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.559004][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.559075][ T32] r4:00000000 [ 1331.559128][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.559265][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.559360][ T32] dd20: d1c58000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.559467][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.559545][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.559608][ T32] r5:80070113 r4:80239bb0 [ 1331.559671][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.559810][ T32] r4:82ac21e4 [ 1331.559869][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.559974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.560030][ T32] r4:eae7ddc0 [ 1331.560074][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.560169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.560226][ T32] r4:00000000 [ 1331.560278][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.560393][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.560448][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.560576][ T32] r5:00001000 r4:ed8b3000 [ 1331.560635][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.560728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.560831][ T32] r5:85cd538c r4:85cd5000 [ 1331.560878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.560993][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.561048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.561169][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.561229][ T32] r4:8530a300 [ 1331.561282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.561404][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.561462][ T32] r4:00000001 [ 1331.561516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.561592][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.561652][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.561724][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.561817][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.561918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.561995][ T32] r4:8530e480 [ 1331.562133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.562209][ T32] INFO: task kworker/1:567:4799 blocked for more than 458 seconds. [ 1331.562287][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.562357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.562410][ T32] task:kworker/1:567 state:D stack:0 pid:4799 tgid:4799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.562575][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.562680][ T32] Call trace: [ 1331.562812][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.562938][ T32] r10:8291a684 r9:eb321d84 r8:00000002 r7:60000113 r6:eb321d8c r5:85528000 [ 1331.562999][ T32] r4:85528000 [ 1331.563059][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.563190][ T32] r5:85528000 r4:8291a680 [ 1331.563293][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.563407][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.563549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb321e08 [ 1331.563619][ T32] r4:00000000 [ 1331.563677][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.563788][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.563884][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.563997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854da140 [ 1331.564096][ T32] r4:00000000 [ 1331.589824][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.590190][ T32] r9:83018205 r8:85528000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1331.590282][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.590413][ T32] r5:00001000 r4:eb175000 [ 1331.590465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.590573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.590681][ T32] r5:854eff8c r4:854efc00 [ 1331.590776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.590886][ T32] r7:ddde2d80 r6:83018200 r5:854eff8c r4:854c4b80 [ 1331.590935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.591047][ T32] r10:61c88647 r9:85528000 r8:854c4bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.591116][ T32] r4:854c4b80 [ 1331.591187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.591313][ T32] r10:00000000 r9:854c4b80 r8:80287e08 r7:eb319e60 r6:854c4c00 r5:85528000 [ 1331.591411][ T32] r4:00000001 [ 1331.591472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.591560][ T32] Exception stack(0xeb321fb0 to 0xeb321ff8) [ 1331.591639][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.591714][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.591797][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.591874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.591937][ T32] r4:854ccc00 [ 1331.593163][ T32] INFO: task kworker/1:567:4799 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.593262][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.593476][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.593571][ T32] Call trace: [ 1331.593666][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.593775][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.593822][ T32] r4:00000000 [ 1331.593876][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.593960][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.594019][ T32] dd20: d1e4a000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.594076][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.594190][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.608708][ T32] r5:80070113 r4:80239bb0 [ 1331.608805][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.608930][ T32] r4:82ac21e4 [ 1331.608975][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.609065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.609129][ T32] r4:eae7ddc0 [ 1331.609179][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.609273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.609322][ T32] r4:00000000 [ 1331.609382][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.609480][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.609541][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.609636][ T32] r5:00001000 r4:ed8b3000 [ 1331.609697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.609790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.609877][ T32] r5:85cd538c r4:85cd5000 [ 1331.609917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.610019][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 ** 2 printk messages dropped ** [ 1331.610231][ T32] r4:8530a300 ** 2 printk messages dropped ** [ 1331.610539][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.611068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1331.611485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.611561][ T32] task:kworker/0:269 state:D stack:0 pid:4800 tgid:4800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.611861][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.611967][ T32] Call trace: [ 1331.612076][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.612189][ T32] r10:8291a684 r9:eb31dd84 r8:00000002 r7:60000113 r6:eb31dd8c r5:8544e000 [ 1331.612259][ T32] r4:8544e000 [ 1331.612312][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.612410][ T32] r5:8544e000 r4:8291a680 [ 1331.612459][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.612556][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.612674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 [ 1331.612761][ T32] r4:00000000 [ 1331.612823][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.612975][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.613075][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.613196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d3dc0 [ 1331.613265][ T32] r4:00000000 [ 1331.613319][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.613431][ T32] r9:83018005 r8:8544e000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1331.613486][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.613581][ T32] r5:00001000 r4:eab33000 [ 1331.613629][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.613721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.613834][ T32] r5:853f7f8c r4:853f7c00 [ 1331.613908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.614019][ T32] r7:dddced80 r6:83018000 r5:853f7f8c r4:854dd500 [ 1331.614088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.639971][ T32] r10:61c88647 r9:8544e000 r8:854dd52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.640210][ T32] r4:854dd500 [ 1331.640282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.640521][ T32] r10:00000000 r9:854dd500 r8:80287e08 r7:eb275e60 r6:854dd580 r5:8544e000 [ 1331.640606][ T32] r4:00000001 [ 1331.640681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.640796][ T32] Exception stack(0xeb31dfb0 to 0xeb31dff8) ** 2 printk messages dropped ** [ 1331.641031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.642939][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.643802][ T32] dd20: d2281000 df9c1000 00000001 80239b98 7f3cb000 00000001 ** 1 printk messages dropped ** [ 1331.643967][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.644102][ T32] r5:80070113 r4:80239bb0 [ 1331.649385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.649687][ T32] r4:82ac21e4 [ 1331.649815][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.649977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.650045][ T32] r4:eae7ddc0 [ 1331.650251][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.650385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.650460][ T32] r4:00000000 [ 1331.650552][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.650696][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.650788][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.650922][ T32] r5:00001000 r4:ed8b3000 [ 1331.650988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.651091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.651207][ T32] r5:85cd538c r4:85cd5000 [ 1331.651271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.651394][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.651470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.651589][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.651672][ T32] r4:8530a300 [ 1331.651749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.651863][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.651922][ T32] r4:00000001 [ 1331.651994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.652091][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.652165][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.652237][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.652319][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.652398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.652456][ T32] r4:8530e480 [ 1331.652514][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.652586][ T32] INFO: task kworker/0:270:4802 blocked for more than 458 seconds. [ 1331.652654][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.652704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.652826][ T32] task:kworker/0:270 state:D stack:0 pid:4802 tgid:4802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.652989][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1331.653196][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1331.654040][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.680413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854da300 ** 6 printk messages dropped ** [ 1331.680911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.681006][ T32] r5:853f738c r4:853f7000 [ 1331.681054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1331.681230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1331.681805][ T32] Exception stack(0xeb329fb0 to 0xeb329ff8) ** 3 printk messages dropped ** [ 1331.682165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.682233][ T32] r4:854dac00 [ 1331.683551][ T32] INFO: task kworker/0:270:4802 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.683645][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.683830][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.683987][ T32] Call trace: [ 1331.684050][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.684238][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.689281][ T32] r4:00000000 [ 1331.689418][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.689580][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.689706][ T32] dd20: d24d8000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.689803][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.689889][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.689965][ T32] r5:80070113 r4:80239bb0 [ 1331.690030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.690141][ T32] r4:82ac21e4 [ 1331.690194][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.690330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.690403][ T32] r4:eae7ddc0 [ 1331.690453][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.690580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.690639][ T32] r4:00000000 [ 1331.690685][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.690831][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.690944][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.691099][ T32] r5:00001000 r4:ed8b3000 [ 1331.691160][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.691262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.691401][ T32] r5:85cd538c r4:85cd5000 [ 1331.691484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.691641][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.691737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.691876][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.691965][ T32] r4:8530a300 [ 1331.692043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.692198][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.692270][ T32] r4:00000001 [ 1331.692326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.692456][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.692589][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.692711][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.692803][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.692902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.692986][ T32] r4:8530e480 [ 1331.693053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.693127][ T32] INFO: task kworker/0:271:4804 blocked for more than 458 seconds. [ 1331.693202][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.693260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1331.693443][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.720262][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.721333][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.721843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.721953][ T32] r5:854efb8c r4:854ef800 [ 1331.722003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.722118][ T32] r7:dddced80 r6:83018000 r5:854efb8c r4:854dd700 [ 1331.722192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.722314][ T32] r10:61c88647 r9:8544b000 r8:854dd72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.722365][ T32] r4:854dd700 [ 1331.722415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.722520][ T32] r10:00000000 r9:854dd700 r8:80287e08 r7:eb31de60 r6:854dd780 r5:8544b000 [ 1331.722620][ T32] r4:00000001 [ 1331.722669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.722780][ T32] Exception stack(0xeb325fb0 to 0xeb325ff8) [ 1331.722895][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.722992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.723086][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.723170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.723224][ T32] r4:854daf00 [ 1331.729514][ T32] INFO: task kworker/0:271:4804 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.729805][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.729979][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.730209][ T32] Call trace: [ 1331.730309][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.730439][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.730497][ T32] r4:00000000 [ 1331.730548][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.730644][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.730768][ T32] dd20: d26cf000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.730863][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.730959][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.731064][ T32] r5:80070113 r4:80239bb0 [ 1331.731129][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.731237][ T32] r4:82ac21e4 [ 1331.731291][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.731406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.731469][ T32] r4:eae7ddc0 [ 1331.731556][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1331.732129][ T32] r5:00001000 r4:ed8b3000 ** 13 printk messages dropped ** [ 1331.733364][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1331.766120][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb339e08 ** 11 printk messages dropped ** [ 1331.767265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.767787][ T32] r4:854c4c80 ** 12 printk messages dropped ** [ 1331.770159][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1331.771298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 ** 21 printk messages dropped ** [ 1331.772980][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.773669][ T32] task:kworker/1:569 state:D stack:0 pid:4808 tgid:4808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.773845][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.773960][ T32] Call trace: [ 1331.774040][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.774149][ T32] r10:8291a684 r9:eb33dd84 r8:00000002 r7:60000113 r6:eb33dd8c r5:84ac9800 [ 1331.794969][ T32] r4:84ac9800 [ 1331.795280][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.795455][ T32] r5:84ac9800 r4:8291a680 [ 1331.795527][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.795625][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.795724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 [ 1331.795812][ T32] r4:00000000 [ 1331.795882][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.795969][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.796057][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.796168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a1680 [ 1331.796239][ T32] r4:00000000 [ 1331.796294][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.796399][ T32] r9:83018205 r8:84ac9800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1331.796465][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.796560][ T32] r5:00001000 r4:eb345000 [ 1331.796645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.796746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.796869][ T32] r5:854f038c r4:854f0000 [ 1331.796929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.797055][ T32] r7:ddde2d80 r6:83018200 r5:854f038c r4:854c4d00 [ 1331.797114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.797230][ T32] r10:61c88647 r9:84ac9800 r8:854c4d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.797303][ T32] r4:854c4d00 [ 1331.797366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.797485][ T32] r10:00000000 r9:854c4d00 r8:80287e08 r7:eb321e60 r6:854dd880 r5:84ac9800 [ 1331.797588][ T32] r4:00000001 [ 1331.797684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.797798][ T32] Exception stack(0xeb33dfb0 to 0xeb33dff8) [ 1331.797879][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.798074][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.798190][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.798271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.798329][ T32] r4:854c9400 [ 1331.799652][ T32] INFO: task kworker/1:569:4808 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.799764][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.799959][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.800106][ T32] Call trace: [ 1331.800178][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.800299][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.800357][ T32] r4:00000000 [ 1331.800430][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.800529][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.800597][ T32] dd20: d29c1000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.800661][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.800738][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.800804][ T32] r5:80070113 r4:80239bb0 [ 1331.800874][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.800992][ T32] r4:82ac21e4 [ 1331.801048][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.801154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.801203][ T32] r4:eae7ddc0 [ 1331.801245][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.801337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.801397][ T32] r4:00000000 [ 1331.801458][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.801569][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.801616][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.801726][ T32] r5:00001000 r4:ed8b3000 [ 1331.801778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.801890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.802075][ T32] r5:85cd538c r4:85cd5000 [ 1331.802171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.802296][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.802384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.802509][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.802628][ T32] r4:8530a300 [ 1331.802688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.802833][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.802897][ T32] r4:00000001 [ 1331.802949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.803084][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.803161][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.803259][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.803329][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.803401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.803465][ T32] r4:8530e480 [ 1331.803547][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.803621][ T32] INFO: task kworker/0:272:4809 blocked for more than 458 seconds. [ 1331.803687][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.803735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.803781][ T32] task:kworker/0:272 state:D stack:0 pid:4809 tgid:4809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.803943][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.804049][ T32] Call trace: [ 1331.804287][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.832314][ T32] r10:8291a684 r9:eb335d84 r8:00000002 r7:60000113 r6:eb335d8c r5:84aca400 [ 1331.832450][ T32] r4:84aca400 [ 1331.832653][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.832788][ T32] r5:84aca400 r4:8291a680 [ 1331.832832][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.832911][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.832995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb335e08 ** 5 printk messages dropped ** [ 1331.833486][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.834084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.855799][ T32] r5:853f7b8c r4:853f7800 [ 1331.855986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.856717][ T32] r10:00000000 r9:854dd900 r8:80287e08 r7:eb31de60 r6:854dd980 r5:84aca400 ** 6 printk messages dropped ** [ 1331.857395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.857437][ T32] r4:854d3200 [ 1331.858562][ T32] INFO: task kworker/0:272:4809 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.858637][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.858816][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.859206][ T32] Call trace: [ 1331.859274][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.859374][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.859675][ T32] r4:00000000 [ 1331.859722][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.859810][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.859862][ T32] dd20: d30d0000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.860000][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.860060][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.860202][ T32] r5:80070113 r4:80239bb0 [ 1331.860296][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.860385][ T32] r4:82ac21e4 [ 1331.860423][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.860505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.860548][ T32] r4:eae7ddc0 [ 1331.860585][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.860667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.860866][ T32] r4:00000000 [ 1331.860970][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.861071][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.861114][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.861263][ T32] r5:00001000 r4:ed8b3000 [ 1331.861363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.861502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.861610][ T32] r5:85cd538c r4:85cd5000 [ 1331.861706][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.861817][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.861857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.861944][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.861987][ T32] r4:8530a300 [ 1331.862027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.862220][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.862271][ T32] r4:00000001 [ 1331.862313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.862415][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.862519][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.862581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.862727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.862826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.862869][ T32] r4:8530e480 [ 1331.862911][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.863201][ T32] INFO: task kworker/1:570:4813 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1331.863664][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.890332][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.890989][ T32] r4:00000000 [ 1331.891031][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.891121][ T32] r9:83018205 r8:84acb000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.891196][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.891318][ T32] r5:00001000 r4:eb365000 [ 1331.891362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.891474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.891560][ T32] r5:854f0b8c r4:854f0800 [ 1331.891599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.891687][ T32] r7:ddde2d80 r6:83018200 r5:854f0b8c r4:854c4d80 [ 1331.891757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.891853][ T32] r10:61c88647 r9:84acb000 r8:854c4dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.891895][ T32] r4:854c4d80 [ 1331.891932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.892019][ T32] r10:00000000 r9:854c4d80 r8:80287e08 r7:eb33de60 r6:854dda00 r5:84acb000 [ 1331.892129][ T32] r4:00000001 [ 1331.892200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.892307][ T32] Exception stack(0xeb35dfb0 to 0xeb35dff8) [ 1331.892367][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.892421][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.892506][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.892611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.892657][ T32] r4:854c9440 [ 1331.893777][ T32] INFO: task kworker/1:570:4813 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.893846][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.894024][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.894196][ T32] Call trace: [ 1331.915341][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.915517][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.915574][ T32] r4:00000000 [ 1331.915623][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.915718][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.915880][ T32] dd20: d36a8000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.916022][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.916085][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.916189][ T32] r5:80070113 r4:80239bb0 [ 1331.916240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.916328][ T32] r4:82ac21e4 [ 1331.916406][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.916544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.916679][ T32] r4:eae7ddc0 [ 1331.916733][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.916844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.916891][ T32] r4:00000000 [ 1331.917016][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.917130][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.917180][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.917272][ T32] r5:00001000 r4:ed8b3000 [ 1331.917316][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.917404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.917718][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 ** 4 printk messages dropped ** [ 1331.918171][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 ** 5 printk messages dropped ** [ 1331.918669][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.919324][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.920010][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1331.920487][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.920614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c6bc0 [ 1331.920702][ T32] r4:00000000 [ 1331.920803][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.921054][ T32] r9:83018205 r8:84acc800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1331.921163][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.921258][ T32] r5:00001000 r4:eb351000 [ 1331.921339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.921448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.921547][ T32] r5:854f078c r4:854f0400 [ 1331.921592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.921688][ T32] r7:ddde2d80 r6:83018200 r5:854f078c r4:854c4e00 [ 1331.921728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.921931][ T32] r10:61c88647 r9:84acc800 r8:854c4e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.921995][ T32] r4:854c4e00 [ 1331.922150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.922264][ T32] r10:00000000 r9:854c4e00 r8:80287e08 r7:eb35de60 r6:854dda80 r5:84acc800 [ 1331.922489][ T32] r4:00000001 [ 1331.922545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.922672][ T32] Exception stack(0xeb361fb0 to 0xeb361ff8) [ 1331.922738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.922844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.922949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.923049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.923105][ T32] r4:854c9440 [ 1331.955644][ T32] INFO: task kworker/1:571:4814 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1331.955887][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.956051][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.956207][ T32] Call trace: [ 1331.956327][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.956477][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1331.956529][ T32] r4:00000000 [ 1331.956578][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.956674][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1331.956741][ T32] dd20: d396e000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1331.956821][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1331.956883][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1331.956942][ T32] r5:80070113 r4:80239bb0 [ 1331.956996][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.957095][ T32] r4:82ac21e4 [ 1331.957161][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.957277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.957344][ T32] r4:eae7ddc0 [ 1331.957391][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.957498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.957586][ T32] r4:00000000 [ 1331.957639][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.957755][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.957807][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.957904][ T32] r5:00001000 r4:ed8b3000 [ 1331.957948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.958069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.958171][ T32] r5:85cd538c r4:85cd5000 [ 1331.958254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.958360][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.958406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.958507][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.958553][ T32] r4:8530a300 [ 1331.958593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.958708][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.958801][ T32] r4:00000001 [ 1331.958847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.958926][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.958982][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.959044][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.959105][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.959168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.959239][ T32] r4:8530e480 [ 1331.959294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.959356][ T32] INFO: task kworker/1:572:4816 blocked for more than 458 seconds. [ 1331.959419][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.959490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.959540][ T32] task:kworker/1:572 state:D stack:0 pid:4816 tgid:4816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.959670][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.959763][ T32] Call trace: [ 1331.959832][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.959956][ T32] r10:8291a684 r9:eb36dd84 r8:00000002 r7:60000113 r6:eb36dd8c r5:84acbc00 [ 1331.960013][ T32] r4:84acbc00 [ 1331.960060][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.960153][ T32] r5:84acbc00 r4:8291a680 [ 1331.960201][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.960287][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.960382][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb36de08 [ 1331.960435][ T32] r4:00000000 [ 1331.960569][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.960655][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.960730][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.960836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d0280 [ 1331.960884][ T32] r4:00000000 [ 1331.960927][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.961050][ T32] r9:83018205 r8:84acbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1331.961167][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.961399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.961604][ T32] r5:854f0f8c r4:854f0c00 [ 1331.961659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.961777][ T32] r7:ddde2d80 r6:83018200 r5:854f0f8c r4:854c4e80 [ 1331.961826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.961927][ T32] r10:61c88647 r9:84acbc00 r8:854c4eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.961974][ T32] r4:854c4e80 [ 1331.962027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.962132][ T32] r10:00000000 r9:854c4e80 r8:80287e08 r7:eb35de60 r6:854ddb00 r5:84acbc00 ** 2 printk messages dropped ** [ 1331.962378][ T32] Exception stack(0xeb36dfb0 to 0xeb36dff8) ** 3 printk messages dropped ** [ 1331.962644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1331.985208][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.985512][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.985642][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 ** 8 printk messages dropped ** [ 1331.986179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.986203][ T32] r4:00000000 [ 1331.986228][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.986318][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.986366][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.986419][ T32] r5:00001000 r4:ed8b3000 [ 1331.986442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.986485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.986532][ T32] r5:85cd538c r4:85cd5000 [ 1331.986577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.986641][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.986663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.986714][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.986737][ T32] r4:8530a300 [ 1331.986819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.986874][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.986976][ T32] r4:00000001 [ 1331.987024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.987092][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.987147][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.987183][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.987212][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.987266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.987292][ T32] r4:8530e480 [ 1331.987317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.987366][ T32] INFO: task kworker/1:573:4818 blocked for more than 458 seconds. [ 1331.987425][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.987457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.987480][ T32] task:kworker/1:573 state:D stack:0 pid:4818 tgid:4818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.987555][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.987667][ T32] Call trace: [ 1331.987826][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.987883][ T32] r10:8291a684 r9:eb385d84 r8:00000002 r7:60000013 r6:eb385d8c r5:84acd400 [ 1331.987908][ T32] r4:84acd400 [ 1331.987930][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.988030][ T32] r5:84acd400 r4:8291a680 [ 1331.988095][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.988151][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.988222][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb385e08 [ 1331.988273][ T32] r4:00000000 [ 1331.988327][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.988405][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1331.988490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d0600 ** 6 printk messages dropped ** [ 1331.988770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.988861][ T32] r5:854f178c r4:854f1400 [ 1331.988885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.988937][ T32] r7:ddde2d80 r6:83018200 r5:854f178c r4:854c4f00 [ 1331.988957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1331.989103][ T32] r10:00000000 r9:854c4f00 r8:80287e08 r7:eb36de60 r6:854ddb80 r5:84acd400 ** 6 printk messages dropped ** [ 1331.989454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1331.990500][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 ** 5 printk messages dropped ** [ 1331.990673][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff ** 1 printk messages dropped ** [ 1331.990780][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.990849][ T32] r4:82ac21e4 [ 1331.990871][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.990931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1331.990958][ T32] r4:eae7ddc0 [ 1331.991005][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.991060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1331.991109][ T32] r4:00000000 [ 1331.991134][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.991195][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1331.991219][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.991267][ T32] r5:00001000 r4:ed8b3000 [ 1331.991312][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.991359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.991406][ T32] r5:85cd538c r4:85cd5000 [ 1331.991427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.991528][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1331.991560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.991613][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.991649][ T32] r4:8530a300 [ 1331.991674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.991727][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1331.991792][ T32] r4:00000001 [ 1331.991842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.991885][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1331.991952][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.992020][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.992053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.992087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1331.992159][ T32] INFO: task kworker/1:574:4820 blocked for more than 458 seconds. ** 10 printk messages dropped ** [ 1331.992679][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1331.993039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d04c0 ** 6 printk messages dropped ** [ 1331.993440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.993491][ T32] r5:854f138c r4:854f1000 [ 1331.993511][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.993562][ T32] r7:ddde2d80 r6:83018200 r5:854f138c r4:854c4f80 [ 1331.993582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.993686][ T32] r10:61c88647 r9:84acec00 r8:854c4fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.993743][ T32] r4:854c4f80 [ 1331.993807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.993867][ T32] r10:00000000 r9:854c4f80 r8:80287e08 r7:eb385e60 r6:854ddc00 r5:84acec00 [ 1331.993890][ T32] r4:00000001 [ 1331.993911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.993950][ T32] Exception stack(0xeb065fb0 to 0xeb065ff8) [ 1331.994048][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.994084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.994112][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.994143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.994239][ T32] r4:854d0080 [ 1332.017950][ T32] INFO: task kworker/1:574:4820 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.018029][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.018127][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.018221][ T32] Call trace: [ 1332.018283][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.018427][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.018485][ T32] r4:00000000 [ 1332.018553][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.018633][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.018694][ T32] dd20: d3dd0000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.018797][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.018870][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.018916][ T32] r5:80070113 r4:80239bb0 [ 1332.018941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.018992][ T32] r4:82ac21e4 [ 1332.019085][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.019138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.019181][ T32] r4:eae7ddc0 [ 1332.019205][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.019254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.019279][ T32] r4:00000000 [ 1332.019299][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.019349][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.019371][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.019442][ T32] r5:00001000 r4:ed8b3000 [ 1332.019468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.019513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.019587][ T32] r5:85cd538c r4:85cd5000 [ 1332.019638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.019814][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.019841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.019896][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.019920][ T32] r4:8530a300 [ 1332.019940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.019991][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.020015][ T32] r4:00000001 [ 1332.020058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.020102][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.020132][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.020164][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.020243][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.020328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.020354][ T32] r4:8530e480 [ 1332.020417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.020452][ T32] INFO: task kworker/1:575:4824 blocked for more than 458 seconds. [ 1332.020515][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.020546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.020579][ T32] task:kworker/1:575 state:D stack:0 pid:4824 tgid:4824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.020682][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.020730][ T32] Call trace: [ 1332.020792][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.020870][ T32] r10:8291a684 r9:eb379d84 r8:00000002 r7:60000013 r6:eb379d8c r5:8552bc00 [ 1332.020921][ T32] r4:8552bc00 [ 1332.020945][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.021017][ T32] r5:8552bc00 r4:8291a680 [ 1332.021067][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.021116][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.021189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb379e08 [ 1332.021217][ T32] r4:00000000 [ 1332.021253][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.021294][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.021366][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.021439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d0780 [ 1332.021467][ T32] r4:00000000 [ 1332.021487][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.021536][ T32] r9:83018205 r8:8552bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1332.021580][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.021647][ T32] r5:00001000 r4:e01af000 [ 1332.021670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.021717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.021814][ T32] r5:854f1b8c r4:854f1800 [ 1332.021853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.021922][ T32] r7:ddde2d80 r6:83018200 r5:854f1b8c r4:854d2000 [ 1332.021944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.022031][ T32] r10:61c88647 r9:8552bc00 r8:854d202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.022093][ T32] r4:854d2000 [ 1332.022131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.022187][ T32] r10:00000000 r9:854d2000 r8:80287e08 r7:eb385e60 r6:854d2080 r5:8552bc00 [ 1332.022210][ T32] r4:00000001 [ 1332.022231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.022295][ T32] Exception stack(0xeb379fb0 to 0xeb379ff8) [ 1332.022327][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.022383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.022452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.022489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.022537][ T32] r4:854d0480 [ 1332.023157][ T32] INFO: task kworker/1:575:4824 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.023226][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.023370][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.023421][ T32] Call trace: [ 1332.023496][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.023558][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.023583][ T32] r4:00000000 [ 1332.023603][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.023645][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.023676][ T32] dd20: d3dd0000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.023706][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.023732][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.023766][ T32] r5:80070113 r4:80239bb0 [ 1332.023813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.023869][ T32] r4:82ac21e4 [ 1332.023905][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.023957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.023980][ T32] r4:eae7ddc0 [ 1332.024004][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.024077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.024104][ T32] r4:00000000 [ 1332.024179][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.024232][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.024301][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.054925][ T32] r5:00001000 r4:ed8b3000 [ 1332.054975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.055051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.055103][ T32] r5:85cd538c r4:85cd5000 [ 1332.055125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.055182][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.055204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.055259][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.055310][ T32] r4:8530a300 [ 1332.055338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.055407][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.055465][ T32] r4:00000001 [ 1332.055490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.055539][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.055576][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.055609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.055638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.055671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.055695][ T32] r4:8530e480 [ 1332.055720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.055761][ T32] INFO: task kworker/1:576:4826 blocked for more than 458 seconds. [ 1332.055798][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.055839][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.055891][ T32] task:kworker/1:576 state:D stack:0 pid:4826 tgid:4826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.056050][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.056107][ T32] Call trace: [ 1332.056142][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.056202][ T32] r10:8291a684 r9:eb1e1d84 r8:00000002 r7:60000013 r6:eb1e1d8c r5:8552c800 [ 1332.056240][ T32] r4:8552c800 [ 1332.056265][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.056315][ T32] r5:8552c800 r4:8291a680 [ 1332.056337][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.056382][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.056468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 [ 1332.056512][ T32] r4:00000000 [ 1332.056535][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.056577][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.056618][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.056665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d0980 [ 1332.056701][ T32] r4:00000000 [ 1332.056725][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.056798][ T32] r9:83018205 r8:8552c800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1332.056823][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.056869][ T32] r5:00001000 r4:e0533000 [ 1332.056889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.057003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.057077][ T32] r5:854f1f8c r4:854f1c00 [ 1332.057098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.057149][ T32] r7:ddde2d80 r6:83018200 r5:854f1f8c r4:854d2100 [ 1332.057169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.057222][ T32] r10:61c88647 r9:8552c800 r8:854d212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.057271][ T32] r4:854d2100 [ 1332.057298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.057364][ T32] r10:00000000 r9:854d2100 r8:80287e08 r7:eb379e60 r6:854d2180 r5:8552c800 [ 1332.057403][ T32] r4:00000001 [ 1332.057437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.057503][ T32] Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) [ 1332.057568][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.057607][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.057642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.057675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.057720][ T32] r4:854d0580 [ 1332.058519][ T32] INFO: task kworker/1:576:4826 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.058566][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.058634][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.058710][ T32] Call trace: [ 1332.058794][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.058868][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.058925][ T32] r4:00000000 [ 1332.058951][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.059024][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.059085][ T32] dd20: d4493000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.059121][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.059172][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.059229][ T32] r5:80070113 r4:80239bb0 [ 1332.059253][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.059325][ T32] r4:82ac21e4 [ 1332.059348][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.059420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.059447][ T32] r4:eae7ddc0 [ 1332.059491][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.059543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.059578][ T32] r4:00000000 [ 1332.059603][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.059668][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.059703][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.059758][ T32] r5:00001000 r4:ed8b3000 [ 1332.059804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.059852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.059898][ T32] r5:85cd538c r4:85cd5000 [ 1332.059918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.059995][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.060022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.060078][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.060116][ T32] r4:8530a300 [ 1332.060194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.060277][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.060327][ T32] r4:00000001 [ 1332.060350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.060392][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.060446][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.060508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.060540][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.060572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.060635][ T32] r4:8530e480 [ 1332.060675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.060704][ T32] INFO: task kworker/1:577:4828 blocked for more than 458 seconds. [ 1332.060734][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.060910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.060937][ T32] task:kworker/1:577 state:D stack:0 pid:4828 tgid:4828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.060992][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.061068][ T32] Call trace: [ 1332.061110][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.061164][ T32] r10:8291a684 r9:eb331d84 r8:00000002 r7:60000013 r6:eb331d8c r5:8552a400 [ 1332.061188][ T32] r4:8552a400 [ 1332.061209][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.061256][ T32] r5:8552a400 r4:8291a680 [ 1332.061281][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.061336][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.061391][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb331e08 [ 1332.061416][ T32] r4:00000000 [ 1332.061436][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.061485][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.061549][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.061600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d0ac0 [ 1332.061623][ T32] r4:00000000 [ 1332.061642][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.061716][ T32] r9:83018205 r8:8552a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1332.061768][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.061864][ T32] r5:00001000 r4:e08ab000 [ 1332.061890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.061958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.062094][ T32] r5:854f238c r4:854f2000 [ 1332.062121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.062176][ T32] r7:ddde2d80 r6:83018200 r5:854f238c r4:854d2200 [ 1332.062203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.062256][ T32] r10:61c88647 r9:8552a400 r8:854d222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.062279][ T32] r4:854d2200 [ 1332.062299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.062360][ T32] r10:00000000 r9:854d2200 r8:80287e08 r7:eb1e1e60 r6:854d2280 r5:8552a400 [ 1332.062412][ T32] r4:00000001 [ 1332.062445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.062606][ T32] Exception stack(0xeb331fb0 to 0xeb331ff8) [ 1332.062670][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.062727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.062810][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.062859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.062915][ T32] r4:854d02c0 [ 1332.063275][ T32] INFO: task kworker/1:577:4828 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.063316][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.063481][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.063614][ T32] Call trace: [ 1332.063675][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.063739][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.063794][ T32] r4:00000000 [ 1332.063819][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.063864][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.063896][ T32] dd20: d4493000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.063927][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.063953][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.063977][ T32] r5:80070113 r4:80239bb0 [ 1332.064003][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.064047][ T32] r4:82ac21e4 [ 1332.064068][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.064189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.075677][ T32] r4:eae7ddc0 [ 1332.075725][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.075808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.075890][ T32] r4:00000000 [ 1332.075965][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.076033][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.076058][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.076109][ T32] r5:00001000 r4:ed8b3000 [ 1332.076141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.076190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.076236][ T32] r5:85cd538c r4:85cd5000 [ 1332.076280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.076338][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.076359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.076411][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.076435][ T32] r4:8530a300 [ 1332.076455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.076507][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.076555][ T32] r4:00000001 [ 1332.076581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.076625][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.076673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.076730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.076795][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.076831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.076855][ T32] r4:8530e480 [ 1332.076904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.076961][ T32] INFO: task kworker/1:578:4830 blocked for more than 458 seconds. [ 1332.077003][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.077032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.077091][ T32] task:kworker/1:578 state:D stack:0 pid:4830 tgid:4830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.077183][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.077235][ T32] Call trace: [ 1332.077285][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.077384][ T32] r10:8291a684 r9:eb1fdd84 r8:00000002 r7:60000013 r6:eb1fdd8c r5:8552d400 [ 1332.077413][ T32] r4:8552d400 [ 1332.077448][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.077501][ T32] r5:8552d400 r4:8291a680 [ 1332.077523][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.077568][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.077614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1fde08 [ 1332.077668][ T32] r4:00000000 [ 1332.077740][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.077788][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.077829][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.077888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d0d40 [ 1332.077915][ T32] r4:00000000 [ 1332.077935][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.077985][ T32] r9:83018205 r8:8552d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1332.078017][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.078062][ T32] r5:00001000 r4:eaaad000 [ 1332.078083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.078124][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.078171][ T32] r5:854f278c r4:854f2400 [ 1332.078191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.078310][ T32] r7:ddde2d80 r6:83018200 r5:854f278c r4:854d2300 [ 1332.078338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.078391][ T32] r10:61c88647 r9:8552d400 r8:854d232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.078442][ T32] r4:854d2300 [ 1332.078485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.078559][ T32] r10:00000000 r9:854d2300 r8:80287e08 r7:eb331e60 r6:854d2380 r5:8552d400 [ 1332.078594][ T32] r4:00000001 [ 1332.078615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.078660][ T32] Exception stack(0xeb1fdfb0 to 0xeb1fdff8) [ 1332.078705][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.078794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.078834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.078869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.078894][ T32] r4:854d0940 [ 1332.079715][ T32] INFO: task kworker/1:578:4830 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.079769][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.079849][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.079923][ T32] Call trace: [ 1332.080024][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.080129][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.080159][ T32] r4:00000000 [ 1332.080206][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.080254][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.080286][ T32] dd20: d4493000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.080319][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.080370][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.080400][ T32] r5:80070113 r4:80239bb0 [ 1332.080421][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.080467][ T32] r4:82ac21e4 [ 1332.080487][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.080534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.080568][ T32] r4:eae7ddc0 [ 1332.080592][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.080638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.080685][ T32] r4:00000000 [ 1332.080711][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.080787][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.080812][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.080884][ T32] r5:00001000 r4:ed8b3000 [ 1332.080934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.080980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.081068][ T32] r5:85cd538c r4:85cd5000 [ 1332.081092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.081160][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.081192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.081246][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.081293][ T32] r4:8530a300 [ 1332.081318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.081370][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.081396][ T32] r4:00000001 [ 1332.081416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.081456][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.081484][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.081551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.081583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.081614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.081637][ T32] r4:8530e480 [ 1332.081719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.081749][ T32] INFO: task kworker/1:579:4832 blocked for more than 458 seconds. [ 1332.081781][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.081808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.081829][ T32] task:kworker/1:579 state:D stack:0 pid:4832 tgid:4832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.081877][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.081935][ T32] Call trace: [ 1332.081967][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.082026][ T32] r10:8291a684 r9:eb209d84 r8:00000002 r7:60000113 r6:eb209d8c r5:8552ec00 [ 1332.082049][ T32] r4:8552ec00 [ 1332.082071][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.082129][ T32] r5:8552ec00 r4:8291a680 [ 1332.082183][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.082232][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.082318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 [ 1332.082346][ T32] r4:00000000 [ 1332.082366][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.082429][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.082493][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.082542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c9340 [ 1332.082567][ T32] r4:00000000 [ 1332.082587][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.082635][ T32] r9:83018205 r8:8552ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1332.082661][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.082786][ T32] r5:00001000 r4:eab5d000 [ 1332.082852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.082901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.082949][ T32] r5:854f2b8c r4:854f2800 [ 1332.082973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.083031][ T32] r7:ddde2d80 r6:83018200 r5:854f2b8c r4:854d2400 [ 1332.083054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.083118][ T32] r10:61c88647 r9:8552ec00 r8:854d242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.083146][ T32] r4:854d2400 [ 1332.083166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.083216][ T32] r10:00000000 r9:854d2400 r8:80287e08 r7:eb1fde60 r6:854d2480 r5:8552ec00 [ 1332.083239][ T32] r4:00000001 [ 1332.083258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.083321][ T32] Exception stack(0xeb209fb0 to 0xeb209ff8) [ 1332.083353][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.083418][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.083451][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.083502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.083528][ T32] r4:854d0bc0 [ 1332.083947][ T32] INFO: task kworker/1:579:4832 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.084010][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.084103][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.084212][ T32] Call trace: [ 1332.114942][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1332.115382][ T32] r5:80070113 r4:80239bb0 ** 10 printk messages dropped ** [ 1332.115857][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.116342][ T32] r4:8530a300 ** 7 printk messages dropped ** [ 1332.116621][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1332.117276][ T32] r5:84ace000 r4:8291a680 ** 12 printk messages dropped ** [ 1332.117805][ T32] r5:00001000 r4:eaf41000 ** 1 printk messages dropped ** [ 1332.117885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1332.118449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.118509][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.118543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.118566][ T32] r4:854d3b40 [ 1332.119383][ T32] INFO: task kworker/0:273:4835 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.119430][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.119524][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.119573][ T32] Call trace: [ 1332.119619][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.119687][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.119715][ T32] r4:00000000 [ 1332.119735][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.119785][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.119843][ T32] dd20: d4b33000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.119880][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.119907][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.119957][ T32] r5:80070113 r4:80239bb0 [ 1332.119981][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.120050][ T32] r4:82ac21e4 [ 1332.120099][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.120161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.120233][ T32] r4:eae7ddc0 [ 1332.120257][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.120304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.120328][ T32] r4:00000000 [ 1332.120348][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.120421][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.120462][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.120514][ T32] r5:00001000 r4:ed8b3000 [ 1332.120536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.120579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.120652][ T32] r5:85cd538c r4:85cd5000 [ 1332.120676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.120730][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.120756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1332.120980][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.121271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1332.121606][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1332.121970][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1332.122410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.122467][ T32] r5:84b6838c r4:84b68000 [ 1332.122493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.122645][ T32] r10:61c88647 r9:84ac8c00 r8:854dddac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1332.122913][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.123134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1332.123204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.123229][ T32] r4:854d3b40 [ 1332.123670][ T32] INFO: task kworker/0:274:4836 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.123712][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.123817][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.123884][ T32] Call trace: [ 1332.123958][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.124046][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.124073][ T32] r4:00000000 [ 1332.124105][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.146682][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.146897][ T32] dd20: d4e44000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.146936][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.146964][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.147004][ T32] r5:80070113 r4:80239bb0 [ 1332.147078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.147153][ T32] r4:82ac21e4 [ 1332.147209][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.147263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.147287][ T32] r4:eae7ddc0 [ 1332.147308][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.147358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.147381][ T32] r4:00000000 [ 1332.147401][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.147453][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.147476][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.147541][ T32] r5:00001000 r4:ed8b3000 [ 1332.147604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.147685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.147761][ T32] r5:85cd538c r4:85cd5000 [ 1332.147811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.147870][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.147894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.147946][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.148000][ T32] r4:8530a300 [ 1332.148097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.148157][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.148181][ T32] r4:00000001 [ 1332.148201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.148242][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.148270][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.148301][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.148353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.148487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.148514][ T32] r4:8530e480 [ 1332.148591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.148631][ T32] INFO: task kworker/1:580:4838 blocked for more than 458 seconds. [ 1332.148696][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.148847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.148897][ T32] task:kworker/1:580 state:D stack:0 pid:4838 tgid:4838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.148987][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.149040][ T32] Call trace: [ 1332.149073][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.149156][ T32] r10:8291a684 r9:eb235d84 r8:00000002 r7:60000013 r6:eb235d8c r5:85450000 [ 1332.149185][ T32] r4:85450000 [ 1332.149206][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.149254][ T32] r5:85450000 r4:8291a680 [ 1332.149275][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.149340][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.149439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 [ 1332.149466][ T32] r4:00000000 [ 1332.149487][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.149527][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.149577][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.149651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5280 [ 1332.149689][ T32] r4:00000000 [ 1332.149711][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1332.149801][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.149983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.150052][ T32] r5:854f8b8c r4:854f8800 [ 1332.150081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.150202][ T32] r7:ddde2d80 r6:83018200 r5:854f8b8c r4:854d2500 [ 1332.150227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.150281][ T32] r10:61c88647 r9:85450000 r8:854d252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.150304][ T32] r4:854d2500 [ 1332.150324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.150373][ T32] r10:00000000 r9:854d2500 r8:80287e08 r7:eb209e60 r6:854dde80 r5:85450000 [ 1332.150411][ T32] r4:00000001 [ 1332.150433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.150476][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) [ 1332.150504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.150535][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.150593][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.150627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.150650][ T32] r4:854d0f80 [ 1332.151421][ T32] INFO: task kworker/1:580:4838 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.151486][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.151557][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.151603][ T32] Call trace: [ 1332.151633][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.151690][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.151732][ T32] r4:00000000 [ 1332.151773][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.151821][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.151852][ T32] dd20: d4e44000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.151884][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.151926][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.151955][ T32] r5:80070113 r4:80239bb0 [ 1332.151976][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.152027][ T32] r4:82ac21e4 [ 1332.152048][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.152095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.152118][ T32] r4:eae7ddc0 [ 1332.152255][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.152308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.152404][ T32] r4:00000000 [ 1332.152501][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.152554][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.152601][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.152651][ T32] r5:00001000 r4:ed8b3000 [ 1332.152672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.152716][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.152763][ T32] r5:85cd538c r4:85cd5000 [ 1332.152796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.152876][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.152902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.152978][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.153009][ T32] r4:8530a300 [ 1332.153031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.153097][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.153156][ T32] r4:00000001 [ 1332.153197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.153267][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.153428][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.153537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.153570][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.153604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.153627][ T32] r4:8530e480 [ 1332.153678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.153707][ T32] INFO: task kworker/1:581:4839 blocked for more than 458 seconds. [ 1332.153737][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.153771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.153840][ T32] task:kworker/1:581 state:D stack:0 pid:4839 tgid:4839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.153920][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.153995][ T32] Call trace: [ 1332.154101][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.171359][ T32] r10:8291a684 r9:eb241d84 r8:00000002 r7:60000113 r6:eb241d8c r5:85450c00 [ 1332.171523][ T32] r4:85450c00 [ 1332.171625][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1332.171777][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1332.172175][ T32] r4:00000000 [ 1332.172196][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.172274][ T32] r9:83018205 r8:85450c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1332.172325][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.172381][ T32] r5:00001000 r4:ead91000 [ 1332.172425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.172496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.172547][ T32] r5:854f2f8c r4:854f2c00 [ 1332.172592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.172648][ T32] r7:ddde2d80 r6:83018200 r5:854f2f8c r4:854d2580 [ 1332.172688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.172815][ T32] r10:61c88647 r9:85450c00 r8:854d25ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.172890][ T32] r4:854d2580 [ 1332.173009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.173105][ T32] r10:00000000 r9:854d2580 r8:80287e08 r7:eb235e60 r6:854ddf00 r5:85450c00 [ 1332.173132][ T32] r4:00000001 [ 1332.173154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.173238][ T32] Exception stack(0xeb241fb0 to 0xeb241ff8) [ 1332.173301][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.173408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.173517][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.173625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.173701][ T32] r4:854c5000 [ 1332.187953][ T32] INFO: task kworker/1:581:4839 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.188119][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.188207][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.188273][ T32] Call trace: [ 1332.188309][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1332.188503][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) ** 7 printk messages dropped ** [ 1332.188851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 ** 9 printk messages dropped ** [ 1332.189406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.189936][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 ** 6 printk messages dropped ** [ 1332.190221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.190801][ T32] r10:8291a684 r9:eb265d84 r8:00000002 r7:60000113 r6:eb265d8c r5:85451800 ** 2 printk messages dropped ** [ 1332.190894][ T32] r5:85451800 r4:8291a680 [ 1332.190929][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.191027][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.191086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 [ 1332.191110][ T32] r4:00000000 [ 1332.191130][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.191167][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.191204][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.191318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5380 [ 1332.191376][ T32] r4:00000000 [ 1332.191401][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.191452][ T32] r9:83018205 r8:85451800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1332.191474][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.191519][ T32] r5:00001000 r4:eae69000 [ 1332.191538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.191640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.191698][ T32] r5:854f378c r4:854f3400 [ 1332.191720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.191770][ T32] r7:ddde2d80 r6:83018200 r5:854f378c r4:854d2680 [ 1332.191899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.191956][ T32] r10:61c88647 r9:85451800 r8:854d26ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.191980][ T32] r4:854d2680 [ 1332.191999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.192100][ T32] r10:00000000 r9:854d2680 r8:80287e08 r7:eb235e60 r6:854ddf80 r5:85451800 [ 1332.192131][ T32] r4:00000001 [ 1332.192152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.192192][ T32] Exception stack(0xeb265fb0 to 0xeb265ff8) [ 1332.192220][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.192250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.192318][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.192355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.192420][ T32] r4:854c53c0 [ 1332.193087][ T32] INFO: task kworker/1:582:4842 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.193144][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.193260][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.193341][ T32] Call trace: [ 1332.193377][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.193465][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.193527][ T32] r4:00000000 [ 1332.193576][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.193675][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.193713][ T32] dd20: d5356000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.193770][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.193836][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.193887][ T32] r5:80070113 r4:80239bb0 [ 1332.193913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.193983][ T32] r4:82ac21e4 [ 1332.194008][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.194056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.194083][ T32] r4:eae7ddc0 [ 1332.194102][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.194148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.209106][ T32] r4:00000000 [ 1332.209224][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.209331][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.209383][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.209444][ T32] r5:00001000 r4:ed8b3000 [ 1332.209480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.209552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.209670][ T32] r5:85cd538c r4:85cd5000 [ 1332.209721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.209803][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.209830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.209885][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.209931][ T32] r4:8530a300 [ 1332.209982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.210113][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.210163][ T32] r4:00000001 [ 1332.210211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.210280][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.210367][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.210403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.210432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.210496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.210523][ T32] r4:8530e480 [ 1332.210548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.210580][ T32] INFO: task kworker/1:583:4843 blocked for more than 458 seconds. [ 1332.210612][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.210639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.210661][ T32] task:kworker/1:583 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.210782][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.210845][ T32] Call trace: [ 1332.210882][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.210940][ T32] r10:8291a684 r9:eb27dd84 r8:00000002 r7:60000013 r6:eb27dd8c r5:85452400 [ 1332.210981][ T32] r4:85452400 [ 1332.211005][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.211077][ T32] r5:85452400 r4:8291a680 [ 1332.211124][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.211172][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.211242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb27de08 [ 1332.211309][ T32] r4:00000000 [ 1332.211333][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.211383][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.211427][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.211499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5480 [ 1332.211592][ T32] r4:00000000 [ 1332.211678][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.211808][ T32] r9:83018205 r8:85452400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1332.211875][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.211984][ T32] r5:00001000 r4:eaec1000 [ 1332.212054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.212151][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.212244][ T32] r5:854f3b8c r4:854f3800 [ 1332.212287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.212381][ T32] r7:ddde2d80 r6:83018200 r5:854f3b8c r4:854d2700 [ 1332.212424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.212521][ T32] r10:61c88647 r9:85452400 r8:854d272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.212602][ T32] r4:854d2700 [ 1332.212654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.212775][ T32] r10:00000000 r9:854d2700 r8:80287e08 r7:eb235e60 r6:854d7000 r5:85452400 [ 1332.212836][ T32] r4:00000001 [ 1332.212900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.213011][ T32] Exception stack(0xeb27dfb0 to 0xeb27dff8) [ 1332.213091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.213159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.213273][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.213353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.213405][ T32] r4:854c5280 [ 1332.229805][ T32] INFO: task kworker/1:583:4843 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.230079][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.230229][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.230411][ T32] Call trace: [ 1332.230555][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.230685][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.230774][ T32] r4:00000000 [ 1332.230831][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.230921][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.230984][ T32] dd20: d5779000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.231067][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.231126][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.231179][ T32] r5:80070113 r4:80239bb0 [ 1332.231224][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.231310][ T32] r4:82ac21e4 [ 1332.231371][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.231464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.231526][ T32] r4:eae7ddc0 [ 1332.231574][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.231772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.231828][ T32] r4:00000000 [ 1332.231897][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.232013][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.232059][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.232145][ T32] r5:00001000 r4:ed8b3000 [ 1332.232206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.232294][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.232383][ T32] r5:85cd538c r4:85cd5000 [ 1332.232444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.232555][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.232628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.232749][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.232814][ T32] r4:8530a300 [ 1332.232863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.232961][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.233025][ T32] r4:00000001 [ 1332.233099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.233195][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.233253][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.233337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.233407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.233484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.233535][ T32] r4:8530e480 [ 1332.233596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.233688][ T32] INFO: task kworker/1:584:4845 blocked for more than 458 seconds. [ 1332.233755][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.233813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.233859][ T32] task:kworker/1:584 state:D stack:0 pid:4845 tgid:4845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.233966][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.234089][ T32] Call trace: [ 1332.243898][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.244032][ T32] r10:8291a684 r9:eb229d84 r8:00000002 r7:60000113 r6:eb229d8c r5:85529800 [ 1332.244112][ T32] r4:85529800 [ 1332.244252][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.244368][ T32] r5:85529800 r4:8291a680 [ 1332.244877][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.244972][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.245027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb229e08 [ 1332.245133][ T32] r4:00000000 [ 1332.245160][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.245228][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.245332][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.245409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5740 [ 1332.245438][ T32] r4:00000000 [ 1332.245459][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.245524][ T32] r9:83018205 r8:85529800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1332.245571][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.245627][ T32] r5:00001000 r4:eaf0d000 [ 1332.245649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.245693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.245751][ T32] r5:854f3f8c r4:854f3c00 [ 1332.245774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.245827][ T32] r7:ddde2d80 r6:83018200 r5:854f3f8c r4:854d2780 [ 1332.245848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.245923][ T32] r10:61c88647 r9:85529800 r8:854d27ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.245956][ T32] r4:854d2780 [ 1332.245977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.246042][ T32] r10:00000000 r9:854d2780 r8:80287e08 r7:eb235e60 r6:854d2800 r5:85529800 [ 1332.246070][ T32] r4:00000001 [ 1332.246091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.246145][ T32] Exception stack(0xeb229fb0 to 0xeb229ff8) [ 1332.246183][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.246215][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.246245][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.246277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.246329][ T32] r4:854c5280 [ 1332.247178][ T32] INFO: task kworker/1:584:4845 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.247249][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.247335][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.247409][ T32] Call trace: [ 1332.247480][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.247539][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.247591][ T32] r4:00000000 [ 1332.247616][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.247729][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.247767][ T32] dd20: d5779000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.247800][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.247827][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.247852][ T32] r5:80070113 r4:80239bb0 [ 1332.247907][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.248004][ T32] r4:82ac21e4 [ 1332.248028][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.248077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.248148][ T32] r4:eae7ddc0 [ 1332.248199][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.248274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.248309][ T32] r4:00000000 [ 1332.248349][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.248427][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.248462][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.248559][ T32] r5:00001000 r4:ed8b3000 [ 1332.248639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.248706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.248813][ T32] r5:85cd538c r4:85cd5000 [ 1332.248862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.248942][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.248992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.249076][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.249132][ T32] r4:8530a300 [ 1332.249156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.249210][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.249257][ T32] r4:00000001 [ 1332.249281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.249320][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.249396][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.249431][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.249462][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.249493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.249516][ T32] r4:8530e480 [ 1332.249538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.249567][ T32] INFO: task kworker/1:585:4848 blocked for more than 458 seconds. [ 1332.249601][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.249652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.249677][ T32] task:kworker/1:585 state:D stack:0 pid:4848 tgid:4848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.249757][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.249802][ T32] Call trace: [ 1332.249848][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.249924][ T32] r10:8291a684 r9:eb28dd84 r8:00000002 r7:60000113 r6:eb28dd8c r5:8552e000 [ 1332.249996][ T32] r4:8552e000 [ 1332.250068][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.250119][ T32] r5:8552e000 r4:8291a680 [ 1332.250141][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.250185][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.250255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb28de08 [ 1332.250322][ T32] r4:00000000 [ 1332.250346][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.250385][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.250447][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.250507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5b80 [ 1332.250535][ T32] r4:00000000 [ 1332.250579][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.250678][ T32] r9:83018205 r8:8552e000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1332.250724][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.250844][ T32] r5:00001000 r4:eb007000 [ 1332.250883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.250982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.251064][ T32] r5:854f838c r4:854f8000 [ 1332.251088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.251154][ T32] r7:ddde2d80 r6:83018200 r5:854f838c r4:854d2880 [ 1332.251234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.251332][ T32] r10:61c88647 r9:8552e000 r8:854d28ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.251456][ T32] r4:854d2880 [ 1332.251503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.251564][ T32] r10:00000000 r9:854d2880 r8:80287e08 r7:eb235e60 r6:854d2900 r5:8552e000 [ 1332.251600][ T32] r4:00000001 [ 1332.251656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.251713][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1332.251748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.251793][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.251853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.251888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.251941][ T32] r4:854c5280 [ 1332.252355][ T32] INFO: task kworker/1:585:4848 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.252399][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.252465][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.252646][ T32] Call trace: [ 1332.252715][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.252776][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.252800][ T32] r4:00000000 [ 1332.252845][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.252896][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.252928][ T32] dd20: d5779000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.252959][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.252985][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.253010][ T32] r5:80070113 r4:80239bb0 [ 1332.253031][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.253348][ T32] r4:82ac21e4 [ 1332.253375][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.253425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.253458][ T32] r4:eae7ddc0 [ 1332.253481][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.253528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 ** 3 printk messages dropped ** [ 1332.253640][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.284498][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1332.284686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.284779][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.284807][ T32] r4:00000001 [ 1332.284829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.284871][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.284903][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.284951][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.284984][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.285039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.285066][ T32] r4:8530e480 [ 1332.285114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.285196][ T32] INFO: task kworker/0:275:4849 blocked for more than 458 seconds. [ 1332.285234][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.285261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.285284][ T32] task:kworker/0:275 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.285419][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.285702][ T32] Call trace: [ 1332.285787][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.285850][ T32] r10:8291a684 r9:eb2a1d84 r8:00000002 r7:60000113 r6:eb2a1d8c r5:85458000 [ 1332.285876][ T32] r4:85458000 [ 1332.285897][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.285944][ T32] r5:85458000 r4:8291a680 [ 1332.285964][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.286006][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.286078][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a1e08 [ 1332.286106][ T32] r4:00000000 [ 1332.286126][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.286182][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.286310][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.286366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5c80 [ 1332.286390][ T32] r4:00000000 [ 1332.286503][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.286560][ T32] r9:83018005 r8:85458000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1332.286583][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.286628][ T32] r5:00001000 r4:eb061000 [ 1332.286649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.286692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.286771][ T32] r5:854f878c r4:854f8400 [ 1332.286808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.286863][ T32] r7:dddced80 r6:83018000 r5:854f878c r4:854d7080 [ 1332.286902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.286961][ T32] r10:61c88647 r9:85458000 r8:854d70ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.286986][ T32] r4:854d7080 [ 1332.287006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.287081][ T32] r10:00000000 r9:854d7080 r8:80287e08 r7:eb32de60 r6:854d2980 r5:85458000 [ 1332.287180][ T32] r4:00000001 [ 1332.287204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.287269][ T32] Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) [ 1332.287302][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.287333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.287361][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.287393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.287416][ T32] r4:854d5100 [ 1332.288125][ T32] INFO: task kworker/0:275:4849 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.288253][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.288338][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.288422][ T32] Call trace: [ 1332.288456][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.288513][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.288537][ T32] r4:00000000 [ 1332.288585][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.288636][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.288667][ T32] dd20: d5fb5000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.288703][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.288799][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.288829][ T32] r5:80070113 r4:80239bb0 [ 1332.288850][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.288894][ T32] r4:82ac21e4 [ 1332.288914][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.288961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.288984][ T32] r4:eae7ddc0 [ 1332.289003][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.289061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.289242][ T32] r4:00000000 [ 1332.289266][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.289316][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.289412][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.289596][ T32] r5:00001000 r4:ed8b3000 [ 1332.289622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.289666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.289720][ T32] r5:85cd538c r4:85cd5000 [ 1332.289755][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.289812][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.289834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.289887][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.289911][ T32] r4:8530a300 [ 1332.290004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1332.290112][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1332.290175][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) ** 2 printk messages dropped ** [ 1332.290262][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1332.290499][ T32] INFO: task kworker/0:276:4851 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1332.290651][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.290883][ T32] r10:8291a684 r9:eb2a9d84 r8:00000002 r7:60000113 r6:eb2a9d8c r5:85458c00 ** 4 printk messages dropped ** [ 1332.291082][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.291218][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1332.291323][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.291484][ T32] r5:00001000 r4:eb3e7000 ** 1 printk messages dropped ** [ 1332.291604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.291683][ T32] r5:8541878c r4:85418400 [ 1332.291711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.291789][ T32] r7:dddced80 r6:83018000 r5:8541878c r4:854d7100 [ 1332.291843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.291950][ T32] r10:61c88647 r9:85458c00 r8:854d712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.291977][ T32] r4:854d7100 [ 1332.292032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.292167][ T32] r10:00000000 r9:854d7100 r8:80287e08 r7:eb2a1e60 r6:854d2a00 r5:85458c00 [ 1332.292194][ T32] r4:00000001 [ 1332.292238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.292286][ T32] Exception stack(0xeb2a9fb0 to 0xeb2a9ff8) [ 1332.292357][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.292391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.292420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.292450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.292496][ T32] r4:854d5100 [ 1332.292907][ T32] INFO: task kworker/0:276:4851 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.292946][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.293003][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.293047][ T32] Call trace: [ 1332.293077][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.293159][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.293227][ T32] r4:00000000 [ 1332.293275][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.293332][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.293369][ T32] dd20: d5fb5000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.293400][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.293454][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.293483][ T32] r5:80070113 r4:80239bb0 [ 1332.293505][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.293548][ T32] r4:82ac21e4 [ 1332.293568][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.293614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.293675][ T32] r4:eae7ddc0 [ 1332.293704][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.293752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.293792][ T32] r4:00000000 [ 1332.293817][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.293878][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.293905][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.294029][ T32] r5:00001000 r4:ed8b3000 [ 1332.294091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.294140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.294248][ T32] r5:85cd538c r4:85cd5000 [ 1332.311783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.311943][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.312000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.312109][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.312166][ T32] r4:8530a300 [ 1332.312210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.312338][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.312401][ T32] r4:00000001 [ 1332.312449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.312538][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.312583][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.312616][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.312804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.312986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.313015][ T32] r4:8530e480 [ 1332.313040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.313091][ T32] INFO: task kworker/1:586:4853 blocked for more than 458 seconds. [ 1332.313211][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.313481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.313587][ T32] task:kworker/1:586 state:D stack:0 pid:4853 tgid:4853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.313743][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.313989][ T32] Call trace: [ 1332.314221][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.334044][ T32] r10:8291a684 r9:eb2bdd84 r8:00000002 r7:60000113 r6:eb2bdd8c r5:8545a400 [ 1332.334156][ T32] r4:8545a400 [ 1332.334989][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.335182][ T32] r5:8545a400 r4:8291a680 [ 1332.335270][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.335382][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.335497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2bde08 [ 1332.335553][ T32] r4:00000000 [ 1332.335621][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.335716][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.335819][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.335947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c53c0 [ 1332.336043][ T32] r4:00000000 [ 1332.336112][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.336234][ T32] r9:83018205 r8:8545a400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1332.336302][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.336421][ T32] r5:00001000 r4:eb1dd000 [ 1332.336474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.336593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.336706][ T32] r5:854f8f8c r4:854f8c00 [ 1332.336761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.336884][ T32] r7:ddde2d80 r6:83018200 r5:854f8f8c r4:854d2a80 [ 1332.336954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.337082][ T32] r10:61c88647 r9:8545a400 r8:854d2aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.337140][ T32] r4:854d2a80 [ 1332.337193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.337306][ T32] r10:00000000 r9:854d2a80 r8:80287e08 r7:eb235e60 r6:854d2b00 r5:8545a400 [ 1332.337362][ T32] r4:00000001 [ 1332.337405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.337505][ T32] Exception stack(0xeb2bdfb0 to 0xeb2bdff8) [ 1332.337586][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.337680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.337773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.337879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.337956][ T32] r4:854c5bc0 [ 1332.339343][ T32] INFO: task kworker/1:586:4853 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.339447][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.339738][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.339878][ T32] Call trace: [ 1332.339975][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.340101][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.340172][ T32] r4:00000000 [ 1332.340241][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.340362][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.340523][ T32] dd20: d62b5000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.340603][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.340669][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.340735][ T32] r5:80070113 r4:80239bb0 [ 1332.340798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.340906][ T32] r4:82ac21e4 [ 1332.340982][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.341105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.341176][ T32] r4:eae7ddc0 [ 1332.341230][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.341337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.341398][ T32] r4:00000000 [ 1332.341450][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.341555][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.341622][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.341738][ T32] r5:00001000 r4:ed8b3000 [ 1332.341800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.341904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.342021][ T32] r5:85cd538c r4:85cd5000 [ 1332.342079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.342190][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.342248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.342443][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.342509][ T32] r4:8530a300 [ 1332.342560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.342674][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.342775][ T32] r4:00000001 [ 1332.342831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.342924][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.342993][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.343070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.343134][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.343224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.343289][ T32] r4:8530e480 [ 1332.343349][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.343458][ T32] INFO: task kworker/0:277:4854 blocked for more than 458 seconds. [ 1332.343560][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.343652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.343712][ T32] task:kworker/0:277 state:D stack:0 pid:4854 tgid:4854 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.343857][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.343963][ T32] Call trace: [ 1332.344075][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.344258][ T32] r10:8291a684 r9:eb2c9d84 r8:00000002 r7:60000113 r6:eb2c9d8c r5:8545b000 [ 1332.371656][ T32] r4:8545b000 [ 1332.371764][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.371954][ T32] r5:8545b000 r4:8291a680 [ 1332.372014][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.372141][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.372253][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c9e08 [ 1332.372334][ T32] r4:00000000 [ 1332.372407][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.372519][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.372618][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.372730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d5bc0 [ 1332.372792][ T32] r4:00000000 [ 1332.372866][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.372983][ T32] r9:83018005 r8:8545b000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.373068][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.373212][ T32] r5:00001000 r4:eb3d3000 [ 1332.373294][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.373398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.373506][ T32] r5:8541838c r4:85418000 [ 1332.373548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.373667][ T32] r7:dddced80 r6:83018000 r5:8541838c r4:854d7180 [ 1332.373753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.373878][ T32] r10:61c88647 r9:8545b000 r8:854d71ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.373975][ T32] r4:854d7180 [ 1332.374050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.379387][ T32] r10:00000000 r9:854d7180 r8:80287e08 r7:eb2a9e60 r6:854d2b80 r5:8545b000 [ 1332.379612][ T32] r4:00000001 [ 1332.379725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.379874][ T32] Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) [ 1332.379951][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.380036][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.380110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.380192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.380238][ T32] r4:854d5100 [ 1332.381563][ T32] INFO: task kworker/0:277:4854 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.381676][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.381842][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.381944][ T32] Call trace: [ 1332.382019][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.382171][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.382242][ T32] r4:00000000 [ 1332.382296][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.382383][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.382447][ T32] dd20: d64e1000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.382518][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.382596][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.382669][ T32] r5:80070113 r4:80239bb0 [ 1332.382778][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.382894][ T32] r4:82ac21e4 [ 1332.382965][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.383077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.383150][ T32] r4:eae7ddc0 [ 1332.383309][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.383438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.383519][ T32] r4:00000000 [ 1332.383596][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.383716][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.383782][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.383902][ T32] r5:00001000 r4:ed8b3000 [ 1332.383980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.384109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.410435][ T32] r5:85cd538c r4:85cd5000 [ 1332.410561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.410727][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.410830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.410962][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.411055][ T32] r4:8530a300 [ 1332.411125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.411261][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.411329][ T32] r4:00000001 [ 1332.411385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.411484][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.411560][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.411633][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.411694][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.411782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.411856][ T32] r4:8530e480 [ 1332.411911][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.412013][ T32] INFO: task kworker/1:587:4858 blocked for more than 458 seconds. [ 1332.412106][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.412164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.412207][ T32] task:kworker/1:587 state:D stack:0 pid:4858 tgid:4858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.412344][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.412472][ T32] Call trace: [ 1332.412558][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.412686][ T32] r10:8291a684 r9:eb271d84 r8:00000002 r7:60000113 r6:eb271d8c r5:8545c800 [ 1332.412758][ T32] r4:8545c800 [ 1332.412807][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.412917][ T32] r5:8545c800 r4:8291a680 [ 1332.413007][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.413118][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.413226][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb271e08 [ 1332.413315][ T32] r4:00000000 [ 1332.413373][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.413455][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.413545][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.413675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d0a80 [ 1332.413755][ T32] r4:00000000 [ 1332.413822][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.413961][ T32] r9:83018205 r8:8545c800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1332.414036][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.418954][ T32] r5:00001000 r4:eb211000 [ 1332.419169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.419312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.419422][ T32] r5:854f938c r4:854f9000 [ 1332.419474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.419588][ T32] r7:ddde2d80 r6:83018200 r5:854f938c r4:854d2c00 [ 1332.419675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.419822][ T32] r10:61c88647 r9:8545c800 r8:854d2c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.419886][ T32] r4:854d2c00 [ 1332.419938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.420069][ T32] r10:00000000 r9:854d2c00 r8:80287e08 r7:eb2bde60 r6:854d2c80 r5:8545c800 [ 1332.420125][ T32] r4:00000001 [ 1332.420179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.420262][ T32] Exception stack(0xeb271fb0 to 0xeb271ff8) [ 1332.420363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.420446][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.420533][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.420613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.420655][ T32] r4:854c5f40 [ 1332.421981][ T32] INFO: task kworker/1:587:4858 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.422123][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.422330][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.422489][ T32] Call trace: [ 1332.422581][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.422843][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.422923][ T32] r4:00000000 [ 1332.422980][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.423092][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.423170][ T32] dd20: d6759000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.423249][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.423342][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.423406][ T32] r5:80070113 r4:80239bb0 [ 1332.423459][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.423561][ T32] r4:82ac21e4 [ 1332.423611][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.423720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.423796][ T32] r4:eae7ddc0 [ 1332.423874][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.424003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.424063][ T32] r4:00000000 [ 1332.424110][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.450340][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.450555][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.450721][ T32] r5:00001000 r4:ed8b3000 [ 1332.450821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.450929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.451044][ T32] r5:85cd538c r4:85cd5000 [ 1332.451100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.451206][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.451254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.451374][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.451464][ T32] r4:8530a300 [ 1332.451523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.451642][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.451845][ T32] r4:00000001 [ 1332.451914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.452012][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.452082][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.452274][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.452355][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.452833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.452908][ T32] r4:8530e480 [ 1332.452971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.453080][ T32] INFO: task kworker/1:588:4859 blocked for more than 458 seconds. [ 1332.453170][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.453348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.453470][ T32] task:kworker/1:588 state:D stack:0 pid:4859 tgid:4859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.453676][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.453903][ T32] Call trace: [ 1332.454192][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.465220][ T32] r10:8291a684 r9:eb3a1d84 r8:00000002 r7:60000113 r6:eb3a1d8c r5:8545d400 [ 1332.465332][ T32] r4:8545d400 [ 1332.465396][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.465568][ T32] r5:8545d400 r4:8291a680 [ 1332.465628][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.465767][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.465886][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 [ 1332.465944][ T32] r4:00000000 [ 1332.466017][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.466103][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.466206][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.466315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c0280 [ 1332.466369][ T32] r4:00000000 [ 1332.466409][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.466527][ T32] r9:83018205 r8:8545d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1332.466622][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.466733][ T32] r5:00001000 r4:eb255000 [ 1332.466813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.466915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.467073][ T32] r5:854f9b8c r4:854f9800 [ 1332.467129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.467239][ T32] r7:ddde2d80 r6:83018200 r5:854f9b8c r4:854d2d00 [ 1332.467297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.467410][ T32] r10:61c88647 r9:8545d400 r8:854d2d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.467463][ T32] r4:854d2d00 [ 1332.467541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.467656][ T32] r10:00000000 r9:854d2d00 r8:80287e08 r7:eb271e60 r6:854d2d80 r5:8545d400 [ 1332.467751][ T32] r4:00000001 [ 1332.467814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.467943][ T32] Exception stack(0xeb3a1fb0 to 0xeb3a1ff8) [ 1332.468041][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.468120][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.468186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.468344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.468459][ T32] r4:854d0e00 [ 1332.469801][ T32] INFO: task kworker/1:588:4859 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.469917][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.470149][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.470302][ T32] Call trace: [ 1332.470428][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.470561][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.470621][ T32] r4:00000000 [ 1332.470695][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.470860][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.470928][ T32] dd20: d69ea000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.471019][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.471098][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.471159][ T32] r5:80070113 r4:80239bb0 [ 1332.471247][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.471355][ T32] r4:82ac21e4 [ 1332.471404][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.471540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.471648][ T32] r4:eae7ddc0 [ 1332.471788][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.471930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.471995][ T32] r4:00000000 [ 1332.472057][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.472154][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.472205][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.472303][ T32] r5:00001000 r4:ed8b3000 [ 1332.472355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.472485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.472601][ T32] r5:85cd538c r4:85cd5000 [ 1332.472695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.472843][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.472907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.473068][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.473132][ T32] r4:8530a300 [ 1332.473223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.473345][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.473466][ T32] r4:00000001 [ 1332.473517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.473643][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.473720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.473793][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.473860][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.473931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.474009][ T32] r4:8530e480 [ 1332.474074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.474142][ T32] INFO: task kworker/1:589:4861 blocked for more than 458 seconds. [ 1332.505836][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.505953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.506171][ T32] task:kworker/1:589 state:D stack:0 pid:4861 tgid:4861 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1332.506413][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.507262][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.508501][ T32] r9:83018205 r8:85455400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 1 printk messages dropped ** [ 1332.508846][ T32] r5:00001000 r4:eb225000 [ 1332.508928][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1332.509496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1332.510396][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.512391][ T32] Call trace: ** 5 printk messages dropped ** [ 1332.513128][ T32] dd20: d6ced000 df9c1000 00000001 80239b98 7f3cb000 00000001 ** 7 printk messages dropped ** [ 1332.513807][ T32] r4:eae7ddc0 ** 5 printk messages dropped ** [ 1332.534110][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.535759][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1332.536726][ T32] r4:8530e480 ** 5 printk messages dropped ** [ 1332.537198][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.537836][ T32] r5:85454800 r4:8291a680 ** 2 printk messages dropped ** [ 1332.538172][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b9e08 [ 1332.538229][ T32] r4:00000000 [ 1332.538337][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.538459][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.538615][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.538815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c03c0 [ 1332.538884][ T32] r4:00000000 [ 1332.538933][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.539053][ T32] r9:83018205 r8:85454800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1332.539108][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.539214][ T32] r5:00001000 r4:eb289000 [ 1332.539265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.539359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.539463][ T32] r5:854f9f8c r4:854f9c00 [ 1332.539513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.539615][ T32] r7:ddde2d80 r6:83018200 r5:854f9f8c r4:854d2e80 [ 1332.539669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.539788][ T32] r10:61c88647 r9:85454800 r8:854d2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.539922][ T32] r4:854d2e80 [ 1332.540011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.540136][ T32] r10:00000000 r9:854d2e80 r8:80287e08 r7:eb3a1e60 r6:854d7280 r5:85454800 [ 1332.540228][ T32] r4:00000001 [ 1332.540296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.540372][ T32] Exception stack(0xeb3b9fb0 to 0xeb3b9ff8) [ 1332.540489][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.540571][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.540640][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.540711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.540772][ T32] r4:854c0100 [ 1332.542126][ T32] INFO: task kworker/1:590:4865 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.542267][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.542437][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.542547][ T32] Call trace: [ 1332.542618][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.542814][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.542883][ T32] r4:00000000 [ 1332.542940][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.543093][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.543174][ T32] dd20: d6dfb000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.543317][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.543399][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.543472][ T32] r5:80070113 r4:80239bb0 [ 1332.543559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.543685][ T32] r4:82ac21e4 [ 1332.543740][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.543851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.543897][ T32] r4:eae7ddc0 [ 1332.543939][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.544135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.569292][ T32] r4:00000000 [ 1332.569406][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.569617][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.569726][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.569836][ T32] r5:00001000 r4:ed8b3000 [ 1332.569896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.570028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.570214][ T32] r5:85cd538c r4:85cd5000 ** 1 printk messages dropped ** [ 1332.570382][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 ** 4 printk messages dropped ** [ 1332.570890][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 ** 4 printk messages dropped ** [ 1332.571266][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.571338][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.571414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.571493][ T32] r4:8530e480 [ 1332.571561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.571670][ T32] INFO: task kworker/1:591:4866 blocked for more than 459 seconds. [ 1332.571753][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.571817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.571872][ T32] task:kworker/1:591 state:D stack:0 pid:4866 tgid:4866 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1332.572380][ T32] r10:8291a684 r9:eb3bdd84 r8:00000002 r7:60000013 r6:eb3bdd8c r5:85456000 ** 8 printk messages dropped ** [ 1332.573044][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.573769][ T32] r5:00001000 r4:eb2a5000 [ 1332.573821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.598424][ T32] r7:ddde2d80 r6:83018200 r5:854fa38c r4:854d2f00 ** 7 printk messages dropped ** [ 1332.599396][ T32] Exception stack(0xeb3bdfb0 to 0xeb3bdff8) ** 6 printk messages dropped ** [ 1332.601157][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1332.602407][ T32] r5:80070113 r4:80239bb0 ** 4 printk messages dropped ** [ 1332.602847][ T32] r4:eae7ddc0 ** 5 printk messages dropped ** [ 1332.603331][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.620626][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.621531][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1332.622644][ T32] r10:8291a684 r9:eb3c1d84 r8:00000002 r7:60000013 r6:eb3c1d8c r5:85456c00 ** 8 printk messages dropped ** [ 1332.623948][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.638487][ T32] r5:00001000 r4:eb3a3000 [ 1332.638564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.638714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.638940][ T32] r5:854fa78c r4:854fa400 [ 1332.639014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.639135][ T32] r7:ddde2d80 r6:83018200 r5:854fa78c r4:854d2f80 [ 1332.639192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.639358][ T32] r10:61c88647 r9:85456c00 r8:854d2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.639426][ T32] r4:854d2f80 [ 1332.639526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.639804][ T32] r10:00000000 r9:854d2f80 r8:80287e08 r7:eb3bde60 r6:854d7380 r5:85456c00 [ 1332.639914][ T32] r4:00000001 [ 1332.639974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.640085][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 1332.640159][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.640229][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.640290][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.640399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.640460][ T32] r4:854c0440 [ 1332.641896][ T32] INFO: task kworker/1:592:4868 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.641983][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.642195][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.642336][ T32] Call trace: [ 1332.642474][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.642607][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.642888][ T32] r4:00000000 [ 1332.642949][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.643056][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.643127][ T32] dd20: d7705000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.643202][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.643270][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.643376][ T32] r5:80070113 r4:80239bb0 [ 1332.643436][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.643536][ T32] r4:82ac21e4 [ 1332.643590][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.643802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.643872][ T32] r4:eae7ddc0 [ 1332.643941][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.644062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.644125][ T32] r4:00000000 [ 1332.670632][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.671045][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.671150][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.671323][ T32] r5:00001000 r4:ed8b3000 [ 1332.671390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.671519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.671635][ T32] r5:85cd538c r4:85cd5000 [ 1332.671694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.671814][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.671909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.672185][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.672264][ T32] r4:8530a300 [ 1332.672317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.672500][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.672572][ T32] r4:00000001 [ 1332.672623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.672723][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.672855][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.672945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.673031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.673218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.673329][ T32] r4:8530e480 [ 1332.673396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.673567][ T32] INFO: task kworker/1:593:4870 blocked for more than 459 seconds. [ 1332.673908][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.674029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.674093][ T32] task:kworker/1:593 state:D stack:0 pid:4870 tgid:4870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.690453][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.690660][ T32] Call trace: [ 1332.690830][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.690972][ T32] r10:8291a684 r9:eb3c9d84 r8:00000002 r7:60000013 r6:eb3c9d8c r5:85453c00 [ 1332.691045][ T32] r4:85453c00 [ 1332.691098][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.691244][ T32] r5:85453c00 r4:8291a680 [ 1332.691305][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.691639][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.692200][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.693138][ T32] r5:00001000 r4:eb3cb000 [ 1332.693252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.693480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.693836][ T32] r7:ddde2d80 r6:83018200 r5:84772b8c r4:8551c000 ** 5 printk messages dropped ** [ 1332.716160][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.716438][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.718767][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.719701][ T32] r5:80070113 r4:80239bb0 ** 5 printk messages dropped ** [ 1332.720395][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1332.721615][ T32] r5:85cd538c r4:85cd5000 ** 3 printk messages dropped ** [ 1332.722256][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.722500][ T32] r4:8530a300 [ 1332.722627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.722809][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.722874][ T32] r4:00000001 [ 1332.722925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.723061][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.723180][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.723304][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.723392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.723461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.723522][ T32] r4:8530e480 [ 1332.723577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.723808][ T32] INFO: task kworker/1:594:4872 blocked for more than 459 seconds. [ 1332.724027][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.724184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.753960][ T32] task:kworker/1:594 state:D stack:0 pid:4872 tgid:4872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.755474][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.755724][ T32] Call trace: [ 1332.755912][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.756070][ T32] r10:8291a684 r9:eb3b5d84 r8:00000002 r7:60000113 r6:eb3b5d8c r5:8545e000 [ 1332.756134][ T32] r4:8545e000 [ 1332.756188][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.756348][ T32] r5:8545e000 r4:8291a680 [ 1332.756411][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.756513][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.756605][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b5e08 [ 1332.756667][ T32] r4:00000000 [ 1332.756722][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.756816][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.756932][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.757041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7040 [ 1332.757138][ T32] r4:00000000 [ 1332.757200][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.757355][ T32] r9:83018205 r8:8545e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1332.757419][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.757526][ T32] r5:00001000 r4:eb42d000 [ 1332.757575][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.757701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.757863][ T32] r5:854fbb8c r4:854fb800 [ 1332.758012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.758141][ T32] r7:ddde2d80 r6:83018200 r5:854fbb8c r4:8551c080 [ 1332.758238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.758360][ T32] r10:61c88647 r9:8545e000 r8:8551c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.758510][ T32] r4:8551c080 [ 1332.758574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.758687][ T32] r10:00000000 r9:8551c080 r8:80287e08 r7:eb3c9e60 r6:8551c100 r5:8545e000 [ 1332.758786][ T32] r4:00000001 [ 1332.758845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.758942][ T32] Exception stack(0xeb3b5fb0 to 0xeb3b5ff8) [ 1332.759023][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.759145][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.759226][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.759380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.759439][ T32] r4:854c0440 [ 1332.760759][ T32] INFO: task kworker/1:594:4872 is blocked on a mutex likely owned by task kworker/1:417:4402. ** 4 printk messages dropped ** [ 1332.761543][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 ** 13 printk messages dropped ** [ 1332.762938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 ** 14 printk messages dropped ** [ 1332.791053][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 ** 13 printk messages dropped ** [ 1332.792189][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1332.793406][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.816298][ T32] r5:00001000 r4:eb3db000 ** 2 printk messages dropped ** [ 1332.817371][ T32] r5:854fab8c r4:854fa800 ** 4 printk messages dropped ** [ 1332.817923][ T32] r4:8551c180 ** 6 printk messages dropped ** [ 1332.818849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1332.821077][ T32] dd20: d83a0000 df9c1000 00000001 80239b98 7f3cb000 00000001 ** 14 printk messages dropped ** [ 1332.822812][ T32] r5:00001000 r4:ed8b3000 ** 9 printk messages dropped ** [ 1332.843682][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.843732][ T32] r4:00000001 [ 1332.843975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.844042][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.844077][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.844109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.844260][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.845109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.845144][ T32] r4:8530e480 [ 1332.845169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.845210][ T32] INFO: task kworker/0:278:4876 blocked for more than 459 seconds. [ 1332.845245][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.845272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.845294][ T32] task:kworker/0:278 state:D stack:0 pid:4876 tgid:4876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.845352][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.845405][ T32] Call trace: [ 1332.845438][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.845521][ T32] r10:8291a684 r9:eb3f5d84 r8:00000002 r7:60000113 r6:eb3f5d8c r5:8552b000 [ 1332.845550][ T32] r4:8552b000 [ 1332.845572][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.845633][ T32] r5:8552b000 r4:8291a680 [ 1332.845658][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.845828][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.846101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 [ 1332.846130][ T32] r4:00000000 [ 1332.846151][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.846191][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.846234][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.846281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d5e40 [ 1332.846304][ T32] r4:00000000 [ 1332.846324][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.846375][ T32] r9:83018005 r8:8552b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1332.846397][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.846443][ T32] r5:00001000 r4:eb3fb000 [ 1332.846465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.846508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.846554][ T32] r5:85418b8c r4:85418800 [ 1332.846574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.846655][ T32] r7:dddced80 r6:83018000 r5:85418b8c r4:854d7480 [ 1332.846683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.846735][ T32] r10:61c88647 r9:8552b000 r8:854d74ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.846800][ T32] r4:854d7480 [ 1332.846824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.846878][ T32] r10:00000000 r9:854d7480 r8:80287e08 r7:eb2a9e60 r6:8551c280 r5:8552b000 [ 1332.846902][ T32] r4:00000001 [ 1332.846922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.846963][ T32] Exception stack(0xeb3f5fb0 to 0xeb3f5ff8) [ 1332.846993][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.847023][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.847087][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.847156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.847241][ T32] r4:854d5ac0 [ 1332.847971][ T32] INFO: task kworker/0:278:4876 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.848011][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.848072][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.848116][ T32] Call trace: [ 1332.848146][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.848203][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.848226][ T32] r4:00000000 [ 1332.848246][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.848288][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.848318][ T32] dd20: d87ef000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.848381][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.848530][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.848560][ T32] r5:80070113 r4:80239bb0 [ 1332.848583][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.848631][ T32] r4:82ac21e4 [ 1332.848652][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.849031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.849281][ T32] r4:eae7ddc0 [ 1332.849316][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.849367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.849392][ T32] r4:00000000 [ 1332.849412][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.849461][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.849483][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.849528][ T32] r5:00001000 r4:ed8b3000 [ 1332.849580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.849629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.849677][ T32] r5:85cd538c r4:85cd5000 [ 1332.849713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.849803][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.849948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.850017][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.850044][ T32] r4:8530a300 [ 1332.850107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.850163][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.850249][ T32] r4:00000001 [ 1332.850285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.850328][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.850356][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.850399][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.850434][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.850467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.850491][ T32] r4:8530e480 [ 1332.850511][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.850540][ T32] INFO: task kworker/1:596:4878 blocked for more than 459 seconds. [ 1332.850576][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.850607][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.850629][ T32] task:kworker/1:596 state:D stack:0 pid:4878 tgid:4878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.850828][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.851297][ T32] Call trace: [ 1332.851328][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.851506][ T32] r10:8291a684 r9:eb3f9d84 r8:00000002 r7:60000013 r6:eb3f9d8c r5:85528c00 [ 1332.851534][ T32] r4:85528c00 [ 1332.851555][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.851604][ T32] r5:85528c00 r4:8291a680 [ 1332.851643][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.851835][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.851889][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 [ 1332.851913][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.851999][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1332.852673][ T32] r9:83018205 r8:85528c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 1 printk messages dropped ** [ 1332.852748][ T32] r5:00001000 r4:eb40f000 [ 1332.852777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.852820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.852866][ T32] r5:854faf8c r4:854fac00 [ 1332.852899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.852953][ T32] r7:ddde2d80 r6:83018200 r5:854faf8c r4:8551c300 [ 1332.852974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1332.853457][ T32] Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) ** 6 printk messages dropped ** [ 1332.887702][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1332.888387][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.888428][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.888458][ T32] r5:80070113 r4:80239bb0 [ 1332.888479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.888526][ T32] r4:82ac21e4 [ 1332.888547][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.888595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.888622][ T32] r4:eae7ddc0 [ 1332.888643][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.888696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.888719][ T32] r4:00000000 [ 1332.888751][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.888814][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.888901][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.888957][ T32] r5:00001000 r4:ed8b3000 [ 1332.888992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.889040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.889088][ T32] r5:85cd538c r4:85cd5000 [ 1332.889139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.889199][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.889238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.889355][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.889383][ T32] r4:8530a300 [ 1332.889404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.889456][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.889478][ T32] r4:00000001 [ 1332.889528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.889571][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.889600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.889632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.889661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.889752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.889791][ T32] r4:8530e480 [ 1332.889815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.889844][ T32] INFO: task kworker/0:279:4880 blocked for more than 459 seconds. [ 1332.889943][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.890216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.890241][ T32] task:kworker/0:279 state:D stack:0 pid:4880 tgid:4880 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.890321][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.890470][ T32] Call trace: [ 1332.890504][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.890558][ T32] r10:8291a684 r9:eb409d84 r8:00000002 r7:60000113 r6:eb409d8c r5:85590000 [ 1332.890676][ T32] r4:85590000 [ 1332.890701][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.890801][ T32] r5:85590000 r4:8291a680 [ 1332.890827][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.890873][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.890920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb409e08 [ 1332.890944][ T32] r4:00000000 [ 1332.890963][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.891001][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.891131][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.891238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551f340 [ 1332.891265][ T32] r4:00000000 [ 1332.891286][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.891336][ T32] r9:83018005 r8:85590000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1332.891390][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.891441][ T32] r5:00001000 r4:eb483000 [ 1332.891462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.891504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.891548][ T32] r5:8541938c r4:85419000 [ 1332.891568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.891618][ T32] r7:dddced80 r6:83018000 r5:8541938c r4:854d7500 [ 1332.891639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1332.891966][ T32] r10:00000000 r9:854d7500 r8:80287e08 r7:eb3f5e60 r6:8551c400 r5:85590000 ** 7 printk messages dropped ** [ 1332.892426][ T32] r4:854d5c40 ** 2 printk messages dropped ** [ 1332.893436][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.893632][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.907460][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1332.908010][ T32] r5:00001000 r4:ed8b3000 ** 6 printk messages dropped ** [ 1332.908366][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1332.908562][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.908615][ T32] r4:00000001 [ 1332.908643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.908712][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.908775][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.908812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.908843][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.908874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.908897][ T32] r4:8530e480 [ 1332.908920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.908950][ T32] INFO: task kworker/0:280:4881 blocked for more than 459 seconds. [ 1332.908982][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.909007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.909030][ T32] task:kworker/0:280 state:D stack:0 pid:4881 tgid:4881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.909091][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.909134][ T32] Call trace: [ 1332.909228][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.909288][ T32] r10:8291a684 r9:eb40dd84 r8:00000002 r7:60000113 r6:eb40dd8c r5:85590c00 [ 1332.909317][ T32] r4:85590c00 [ 1332.909339][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.909387][ T32] r5:85590c00 r4:8291a680 [ 1332.909408][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.909696][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.909770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb40de08 [ 1332.909804][ T32] r4:00000000 [ 1332.909833][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.909871][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.909908][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.910002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551f240 [ 1332.910030][ T32] r4:00000000 [ 1332.910050][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.910102][ T32] r9:83018005 r8:85590c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1332.910125][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.910171][ T32] r5:00001000 r4:eb47b000 [ 1332.910192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.910233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.910278][ T32] r5:85418f8c r4:85418c00 [ 1332.910299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.910350][ T32] r7:dddced80 r6:83018000 r5:85418f8c r4:854d7580 [ 1332.910395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.910465][ T32] r10:61c88647 r9:85590c00 r8:854d75ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.910498][ T32] r4:854d7580 [ 1332.910542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1332.910718][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.911779][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.911991][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.912156][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff ** 5 printk messages dropped ** [ 1332.912441][ T32] r4:eae7ddc0 ** 4 printk messages dropped ** [ 1332.912661][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 ** 7 printk messages dropped ** [ 1332.913003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.913459][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.913717][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.913983][ T32] r5:85593000 r4:8291a680 ** 5 printk messages dropped ** [ 1332.930665][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.931107][ T32] r5:00001000 r4:eb417000 [ 1332.931180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.931228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.931421][ T32] r10:61c88647 r9:85593000 r8:8551c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1332.931776][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.932832][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.933142][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) ** 5 printk messages dropped ** [ 1332.933422][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1332.933734][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 ** 9 printk messages dropped ** [ 1332.952119][ T32] r4:8530a300 ** 6 printk messages dropped ** [ 1332.952559][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.952725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.952789][ T32] INFO: task kworker/1:598:4885 blocked for more than 459 seconds. [ 1332.952852][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.952883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.952933][ T32] task:kworker/1:598 state:D stack:0 pid:4885 tgid:4885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.953132][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.953213][ T32] Call trace: [ 1332.953247][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.953401][ T32] r10:8291a684 r9:eb3b1d84 r8:00000002 r7:60000113 r6:eb3b1d8c r5:85453000 [ 1332.953527][ T32] r4:85453000 [ 1332.953576][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.953725][ T32] r5:85453000 r4:8291a680 [ 1332.953790][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.953840][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.953888][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b1e08 [ 1332.953911][ T32] r4:00000000 [ 1332.953930][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.953966][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.954032][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.954097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c5780 [ 1332.954124][ T32] r4:00000000 [ 1332.954145][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.972067][ T32] r9:83018205 r8:85453000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1332.972311][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.972476][ T32] r5:00001000 r4:eb423000 [ 1332.972537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.972647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.972756][ T32] r5:854fb78c r4:854fb400 [ 1332.972807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.972955][ T32] r7:ddde2d80 r6:83018200 r5:854fb78c r4:8551c580 [ 1332.973072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.973207][ T32] r10:61c88647 r9:85453000 r8:8551c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.973267][ T32] r4:8551c580 [ 1332.973315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.973437][ T32] r10:00000000 r9:8551c580 r8:80287e08 r7:eb3b5e60 r6:854d7680 r5:85453000 [ 1332.973557][ T32] r4:00000001 [ 1332.973629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.973750][ T32] Exception stack(0xeb3b1fb0 to 0xeb3b1ff8) [ 1332.973839][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.973906][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.973959][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.974219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.977522][ T32] r4:854c0c00 [ 1332.978291][ T32] INFO: task kworker/1:598:4885 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1332.978337][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.978450][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.978565][ T32] Call trace: [ 1332.978603][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.978672][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1332.978696][ T32] r4:00000000 [ 1332.978716][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.978869][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1332.978905][ T32] dd20: d9a98000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1332.978938][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1332.978999][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1332.979060][ T32] r5:80070113 r4:80239bb0 [ 1332.979114][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.979168][ T32] r4:82ac21e4 [ 1332.979221][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.979273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1332.979298][ T32] r4:eae7ddc0 [ 1332.979317][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.979379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1332.979407][ T32] r4:00000000 [ 1332.979427][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.979478][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1332.979500][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.979551][ T32] r5:00001000 r4:ed8b3000 [ 1332.979604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.979651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.979757][ T32] r5:85cd538c r4:85cd5000 [ 1332.979859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.980007][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1332.980035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.980089][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.980113][ T32] r4:8530a300 [ 1332.980222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.980310][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1332.980338][ T32] r4:00000001 [ 1332.980417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.980529][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1332.980590][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.980653][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.980717][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.980781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.980824][ T32] r4:8530e480 [ 1332.980869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.980952][ T32] INFO: task kworker/1:599:4888 blocked for more than 459 seconds. [ 1332.981037][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.981164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.981222][ T32] task:kworker/1:599 state:D stack:0 pid:4888 tgid:4888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.981382][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.981544][ T32] Call trace: [ 1332.981629][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.981736][ T32] r10:8291a684 r9:eb43dd84 r8:00000002 r7:60000113 r6:eb43dd8c r5:84701800 [ 1332.981791][ T32] r4:84701800 [ 1332.981838][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.981956][ T32] r5:84701800 r4:8291a680 [ 1332.982014][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.982104][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.982324][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 [ 1332.982385][ T32] r4:00000000 [ 1332.982445][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.982563][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.982698][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.982836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7240 [ 1332.982896][ T32] r4:00000000 [ 1332.982940][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.983046][ T32] r9:83018205 r8:84701800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1332.983127][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.983276][ T32] r5:00001000 r4:eb435000 [ 1332.983349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.983459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.983557][ T32] r5:854fbf8c r4:854fbc00 [ 1332.983640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.983743][ T32] r7:ddde2d80 r6:83018200 r5:854fbf8c r4:8551c600 [ 1332.983814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.983981][ T32] r10:61c88647 r9:84701800 r8:8551c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.984053][ T32] r4:8551c600 [ 1332.984095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.002992][ T32] r10:00000000 r9:8551c600 r8:80287e08 r7:eb3b5e60 r6:854d7700 r5:84701800 [ 1333.003233][ T32] r4:00000001 [ 1333.003291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.003431][ T32] Exception stack(0xeb43dfb0 to 0xeb43dff8) [ 1333.003527][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.003593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.003648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1333.006332][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1333.006704][ T32] Call trace: [ 1333.006862][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.006997][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1333.007093][ T32] r4:00000000 [ 1333.007160][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.007270][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1333.007352][ T32] dd20: d9b73000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.007442][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.007507][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.007569][ T32] r5:80070113 r4:80239bb0 [ 1333.007621][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.007742][ T32] r4:82ac21e4 [ 1333.007826][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.007942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.008000][ T32] r4:eae7ddc0 [ 1333.008077][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.008195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.008283][ T32] r4:00000000 [ 1333.008333][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.008464][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.008529][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.008668][ T32] r5:00001000 r4:ed8b3000 [ 1333.008732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.008855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.008986][ T32] r5:85cd538c r4:85cd5000 [ 1333.009080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.009205][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.009271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.009384][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.009455][ T32] r4:8530a300 [ 1333.009515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.009650][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.009719][ T32] r4:00000001 [ 1333.009809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.009915][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) ** 2 printk messages dropped ** [ 1333.010188][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.010700][ T32] task:kworker/1:600 state:D stack:0 pid:4890 tgid:4890 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.011808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 ** 7 printk messages dropped ** [ 1333.012718][ T32] r9:83018205 r8:84700c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 ** 1 printk messages dropped ** [ 1333.012959][ T32] r5:00001000 r4:e00b5000 [ 1333.013044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.013157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.013297][ T32] r5:8550538c r4:85505000 ** 1 printk messages dropped ** [ 1333.013507][ T32] r7:ddde2d80 r6:83018200 r5:8550538c r4:8551c680 ** 2 printk messages dropped ** [ 1333.013862][ T32] r4:8551c680 ** 4 printk messages dropped ** [ 1333.045795][ T32] Exception stack(0xeb44dfb0 to 0xeb44dff8) ** 4 printk messages dropped ** [ 1333.046218][ T32] r4:854c7180 ** 1 printk messages dropped ** [ 1333.047674][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.047894][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.048046][ T32] Call trace: [ 1333.048142][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.048278][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1333.048344][ T32] r4:00000000 [ 1333.048399][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.048509][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1333.048624][ T32] dd20: d9ee5000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.048714][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.048805][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.048993][ T32] r5:80070113 r4:80239bb0 [ 1333.049065][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.049181][ T32] r4:82ac21e4 [ 1333.049242][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.049359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.049425][ T32] r4:eae7ddc0 [ 1333.049497][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.049623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.049684][ T32] r4:00000000 [ 1333.049734][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.049944][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.050024][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.050139][ T32] r5:00001000 r4:ed8b3000 [ 1333.050205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.050353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.050468][ T32] r5:85cd538c r4:85cd5000 [ 1333.050553][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.050727][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.050834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.051030][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.051255][ T32] r4:8530a300 [ 1333.051336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.051465][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.051568][ T32] r4:00000001 [ 1333.051634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.051757][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.051839][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.051925][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.051999][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.052081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.052145][ T32] r4:8530e480 [ 1333.052234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.052310][ T32] INFO: task kworker/1:601:4892 blocked for more than 459 seconds. [ 1333.052417][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.052504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.052572][ T32] task:kworker/1:601 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.052699][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.052916][ T32] Call trace: [ 1333.052998][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.053120][ T32] r10:8291a684 r9:eb45dd84 r8:00000002 r7:60000113 r6:eb45dd8c r5:84703000 [ 1333.053250][ T32] r4:84703000 [ 1333.053318][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.053427][ T32] r5:84703000 r4:8291a680 [ 1333.053527][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.053809][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1333.054012][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.075511][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1333.076812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.076989][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.077109][ T32] r5:8550438c r4:85504000 [ 1333.077209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.077342][ T32] r7:ddde2d80 r6:83018200 r5:8550438c r4:8551c700 ** 1 printk messages dropped ** [ 1333.077552][ T32] r10:61c88647 r9:84703000 r8:8551c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.078539][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.078604][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.078682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.078772][ T32] r4:854c7380 [ 1333.080115][ T32] INFO: task kworker/1:601:4892 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1333.080219][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.080391][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.080630][ T32] Call trace: [ 1333.080729][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.080934][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1333.081009][ T32] r4:00000000 [ 1333.081067][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.081221][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1333.081314][ T32] dd20: da064000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.081631][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.081909][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.082055][ T32] r5:80070113 r4:80239bb0 [ 1333.082128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.082235][ T32] r4:82ac21e4 [ 1333.082319][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.082466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.082562][ T32] r4:eae7ddc0 [ 1333.082623][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.083247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.083339][ T32] r4:00000000 [ 1333.083449][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.083579][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.083639][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.083768][ T32] r5:00001000 r4:ed8b3000 [ 1333.083826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.083954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.084135][ T32] r5:85cd538c r4:85cd5000 [ 1333.125425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.125775][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.125833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.125937][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.126014][ T32] r4:8530a300 [ 1333.126078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.126204][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.126268][ T32] r4:00000001 [ 1333.126346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.126455][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.126528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.126677][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.126789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.126940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.127014][ T32] r4:8530e480 [ 1333.127072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.127158][ T32] INFO: task kworker/1:602:4894 blocked for more than 459 seconds. [ 1333.127258][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.127382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.127449][ T32] task:kworker/1:602 state:D stack:0 pid:4894 tgid:4894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.127608][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.127717][ T32] Call trace: [ 1333.127851][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.128010][ T32] r10:8291a684 r9:eb46dd84 r8:00000002 r7:60000113 r6:eb46dd8c r5:84702400 [ 1333.128088][ T32] r4:84702400 [ 1333.128135][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.128261][ T32] r5:84702400 r4:8291a680 [ 1333.128327][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.128437][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.128550][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb46de08 [ 1333.128605][ T32] r4:00000000 [ 1333.128652][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.128724][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.128816][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.128926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7580 [ 1333.128989][ T32] r4:00000000 [ 1333.129048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.129172][ T32] r9:83018205 r8:84702400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1333.129236][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.129341][ T32] r5:00001000 r4:eb455000 [ 1333.129392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.129496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.129597][ T32] r5:8550478c r4:85504400 [ 1333.129674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.129808][ T32] r7:ddde2d80 r6:83018200 r5:8550478c r4:8551c780 [ 1333.129876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.130027][ T32] r10:61c88647 r9:84702400 r8:8551c7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1333.130690][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.132711][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.133580][ T32] dd20: da46d000 df9c1000 00000001 80239b98 7f3cb000 00000001 ** 7 printk messages dropped ** [ 1333.165668][ T32] r4:eae7ddc0 ** 6 printk messages dropped ** [ 1333.166447][ T32] r5:00001000 r4:ed8b3000 ** 6 printk messages dropped ** [ 1333.167172][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.167840][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.168566][ T32] task:kworker/1:603 state:D stack:0 pid:4895 tgid:4895 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.170040][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb471e08 ** 8 printk messages dropped ** [ 1333.171062][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1333.171268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.171710][ T32] r7:ddde2d80 r6:83018200 r5:85504b8c r4:8551c800 ** 4 printk messages dropped ** [ 1333.172237][ T32] r10:00000000 r9:8551c800 r8:80287e08 r7:eb44de60 r6:854d7900 r5:84700000 ** 6 printk messages dropped ** [ 1333.172909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1333.195406][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 ** 8 printk messages dropped ** [ 1333.195815][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.196039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 ** 6 printk messages dropped ** [ 1333.196591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.196642][ T32] r5:85cd538c r4:85cd5000 [ 1333.196664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.196716][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.196871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.196930][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.196953][ T32] r4:8530a300 [ 1333.196973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.197025][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.197081][ T32] r4:00000001 [ 1333.197223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.197333][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.197366][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.197430][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.197462][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.197494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.197518][ T32] r4:8530e480 [ 1333.197559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.197722][ T32] INFO: task kworker/0:281:4898 blocked for more than 459 seconds. [ 1333.197760][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.197793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.197814][ T32] task:kworker/0:281 state:D stack:0 pid:4898 tgid:4898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.197862][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.197922][ T32] Call trace: [ 1333.197979][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.198036][ T32] r10:8291a684 r9:eb405d84 r8:00000002 r7:60000113 r6:eb405d8c r5:84704800 [ 1333.198064][ T32] r4:84704800 [ 1333.198086][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.198134][ T32] r5:84704800 r4:8291a680 [ 1333.198154][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.198198][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.198285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 [ 1333.198315][ T32] r4:00000000 [ 1333.198335][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.198373][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.198460][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.198512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551f4c0 [ 1333.198535][ T32] r4:00000000 [ 1333.198554][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.198659][ T32] r9:83018005 r8:84704800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1333.198686][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.198930][ T32] r5:00001000 r4:eb48b000 [ 1333.198961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.199008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.199054][ T32] r5:8541978c r4:85419400 [ 1333.199095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.199149][ T32] r7:dddced80 r6:83018000 r5:8541978c r4:854d7980 [ 1333.199171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.199222][ T32] r10:61c88647 r9:84704800 r8:854d79ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.199643][ T32] r4:854d7980 [ 1333.199667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.199718][ T32] r10:00000000 r9:854d7980 r8:80287e08 r7:eb409e60 r6:854d7a00 r5:84704800 [ 1333.199740][ T32] r4:00000001 [ 1333.199769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.199811][ T32] Exception stack(0xeb405fb0 to 0xeb405ff8) [ 1333.199895][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.199977][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.200111][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.200146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.200169][ T32] r4:8551f140 [ 1333.200880][ T32] INFO: task kworker/0:281:4898 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1333.200938][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.201042][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.201144][ T32] Call trace: [ 1333.201271][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.201330][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1333.201355][ T32] r4:00000000 [ 1333.201377][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.201418][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1333.201448][ T32] dd20: da720000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.201479][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.201505][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.201531][ T32] r5:80070113 r4:80239bb0 [ 1333.201552][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.201595][ T32] r4:82ac21e4 [ 1333.201615][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.201662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.201719][ T32] r4:eae7ddc0 [ 1333.201745][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.201800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.201825][ T32] r4:00000000 [ 1333.201845][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.201893][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.201931][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.201980][ T32] r5:00001000 r4:ed8b3000 [ 1333.202021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.202067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.202276][ T32] r5:85cd538c r4:85cd5000 [ 1333.202389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.202459][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.202484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.202537][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.202560][ T32] r4:8530a300 [ 1333.202581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.202633][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.202656][ T32] r4:00000001 [ 1333.202676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.202715][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.202779][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.202821][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.202850][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.202882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.202905][ T32] r4:8530e480 [ 1333.202925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.202950][ T32] INFO: task kworker/0:282:4900 blocked for more than 459 seconds. [ 1333.203014][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.203043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.203065][ T32] task:kworker/0:282 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.203123][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.203248][ T32] Call trace: [ 1333.203413][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.203471][ T32] r10:8291a684 r9:eb3e5d84 r8:00000002 r7:60000113 r6:eb3e5d8c r5:84705400 [ 1333.203530][ T32] r4:84705400 [ 1333.203556][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.203605][ T32] r5:84705400 r4:8291a680 [ 1333.203625][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.203671][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.203846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 [ 1333.203874][ T32] r4:00000000 [ 1333.203894][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.203935][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.203972][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.204204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551f880 [ 1333.240422][ T32] r4:00000000 [ 1333.240590][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.240767][ T32] r9:83018005 r8:84705400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1333.240835][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.240946][ T32] r5:00001000 r4:dfa83000 [ 1333.241009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.241115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.241311][ T32] r5:85419f8c r4:85419c00 [ 1333.241542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.241695][ T32] r7:dddced80 r6:83018000 r5:85419f8c r4:854d7a80 [ 1333.241798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.241924][ T32] r10:61c88647 r9:84705400 r8:854d7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.241984][ T32] r4:854d7a80 [ 1333.242056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.242183][ T32] r10:00000000 r9:854d7a80 r8:80287e08 r7:eb405e60 r6:854d7b00 r5:84705400 [ 1333.242333][ T32] r4:00000001 [ 1333.242393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.242534][ T32] Exception stack(0xeb3e5fb0 to 0xeb3e5ff8) [ 1333.242630][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.242776][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.242883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.242974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.243107][ T32] r4:8551f2c0 [ 1333.259553][ T32] INFO: task kworker/0:282:4900 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1333.259907][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.260117][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.260357][ T32] Call trace: [ 1333.261074][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.261243][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1333.261309][ T32] r4:00000000 [ 1333.261368][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.261611][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1333.261705][ T32] dd20: dabc1000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.261794][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.261906][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.261988][ T32] r5:80070113 r4:80239bb0 [ 1333.262261][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.262398][ T32] r4:82ac21e4 [ 1333.262485][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.262611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.262855][ T32] r4:eae7ddc0 [ 1333.262924][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.263237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.263320][ T32] r4:00000000 [ 1333.263381][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.263492][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.263552][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.263709][ T32] r5:00001000 r4:ed8b3000 [ 1333.263966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.264236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.280855][ T32] r5:85cd538c r4:85cd5000 [ 1333.281086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.281263][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.281386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.281524][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.281604][ T32] r4:8530a300 [ 1333.281686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.281825][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.281915][ T32] r4:00000001 [ 1333.281980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.282390][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.282499][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.282577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.282706][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.282945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.283350][ T32] r4:8530e480 [ 1333.283464][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.283572][ T32] INFO: task kworker/0:283:4902 blocked for more than 459 seconds. [ 1333.283645][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.283705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.283762][ T32] task:kworker/0:283 state:D stack:0 pid:4902 tgid:4902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.283950][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.284071][ T32] Call trace: [ 1333.295578][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.295883][ T32] r10:8291a684 r9:eb469d84 r8:00000002 r7:60000113 r6:eb469d8c r5:84706000 [ 1333.295952][ T32] r4:84706000 [ 1333.296018][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.296253][ T32] r5:84706000 r4:8291a680 [ 1333.296565][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.297017][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.297146][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb469e08 [ 1333.297250][ T32] r4:00000000 [ 1333.297314][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.297420][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.297529][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.297643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551f980 [ 1333.297708][ T32] r4:00000000 [ 1333.297795][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.298172][ T32] r9:83018005 r8:84706000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1333.298424][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.298627][ T32] r5:00001000 r4:dfd3f000 [ 1333.298693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.298874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.299008][ T32] r5:8541a38c r4:8541a000 [ 1333.299296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.299467][ T32] r7:dddced80 r6:83018000 r5:8541a38c r4:854d7b80 [ 1333.299534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.299669][ T32] r10:61c88647 r9:84706000 r8:854d7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.299727][ T32] r4:854d7b80 [ 1333.299883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.300015][ T32] r10:00000000 r9:854d7b80 r8:80287e08 r7:eb3e5e60 r6:854d7c00 r5:84706000 [ 1333.300115][ T32] r4:00000001 [ 1333.300191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.300335][ T32] Exception stack(0xeb469fb0 to 0xeb469ff8) [ 1333.300454][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.300554][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.300796][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.300880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.300940][ T32] r4:8551f2c0 [ 1333.302365][ T32] INFO: task kworker/0:283:4902 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1333.302476][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.302808][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.302934][ T32] Call trace: [ 1333.303023][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.303162][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1333.303225][ T32] r4:00000000 [ 1333.303411][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.303527][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1333.303633][ T32] dd20: dadae000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.303716][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.303795][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.303922][ T32] r5:80070113 r4:80239bb0 [ 1333.304020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.304217][ T32] r4:82ac21e4 [ 1333.332480][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.332732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.332828][ T32] r4:eae7ddc0 [ 1333.332879][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.332991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.333055][ T32] r4:00000000 [ 1333.333110][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.333255][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.333324][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.333438][ T32] r5:00001000 r4:ed8b3000 [ 1333.333623][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.333750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.333897][ T32] r5:85cd538c r4:85cd5000 [ 1333.333960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.334081][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.334137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.349098][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.349200][ T32] r4:8530a300 [ 1333.349257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.349415][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.349506][ T32] r4:00000001 [ 1333.349582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.349724][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.349820][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.349906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.350062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.350138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.350197][ T32] r4:8530e480 [ 1333.350325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.350413][ T32] INFO: task kworker/1:604:4903 blocked for more than 459 seconds. [ 1333.350496][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.350622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.350703][ T32] task:kworker/1:604 state:D stack:0 pid:4903 tgid:4903 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.350919][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.351064][ T32] Call trace: [ 1333.351254][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.351424][ T32] r10:8291a684 r9:eb349d84 r8:00000002 r7:60000113 r6:eb349d8c r5:84706c00 [ 1333.351514][ T32] r4:84706c00 [ 1333.351588][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.351713][ T32] r5:84706c00 r4:8291a680 [ 1333.351821][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.351935][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.352049][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 [ 1333.352112][ T32] r4:00000000 [ 1333.352165][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.352261][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.352364][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.352475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7c00 [ 1333.352538][ T32] r4:00000000 [ 1333.352612][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.352738][ T32] r9:83018205 r8:84706c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1333.352811][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.352921][ T32] r5:00001000 r4:dff2b000 [ 1333.353027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.353135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.353272][ T32] r5:85504f8c r4:85504c00 [ 1333.353400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.353509][ T32] r7:ddde2d80 r6:83018200 r5:85504f8c r4:8551c880 [ 1333.353555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.353650][ T32] r10:61c88647 r9:84706c00 r8:8551c8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.353699][ T32] r4:8551c880 [ 1333.353824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.353926][ T32] r10:00000000 r9:8551c880 r8:80287e08 r7:eb44de60 r6:854d7c80 r5:84706c00 [ 1333.354054][ T32] r4:00000001 [ 1333.354102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.385083][ T32] Exception stack(0xeb349fb0 to 0xeb349ff8) [ 1333.385231][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.385319][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.385392][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.385479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.385544][ T32] r4:854c7600 [ 1333.386891][ T32] INFO: task kworker/1:604:4903 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1333.386995][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.387155][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.387321][ T32] Call trace: [ 1333.387417][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.387550][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1333.387616][ T32] r4:00000000 [ 1333.387674][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.387782][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1333.387857][ T32] dd20: db502000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.387933][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.388006][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.388072][ T32] r5:80070113 r4:80239bb0 [ 1333.388151][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.388299][ T32] r4:82ac21e4 [ 1333.388346][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.388444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.388514][ T32] r4:eae7ddc0 [ 1333.388594][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.388764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.388839][ T32] r4:00000000 [ 1333.388924][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.389033][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.389080][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.389232][ T32] r5:00001000 r4:ed8b3000 [ 1333.389377][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.389481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1333.389653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1333.390781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1333.391191][ T32] task:kworker/0:284 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.391306][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.391467][ T32] Call trace: [ 1333.391555][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.391702][ T32] r10:8291a684 r9:eb495d84 r8:00000002 r7:60000113 r6:eb495d8c r5:84703c00 [ 1333.391873][ T32] r4:84703c00 [ 1333.391988][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.392099][ T32] r5:84703c00 r4:8291a680 [ 1333.392152][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.392278][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.392431][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb495e08 [ 1333.392502][ T32] r4:00000000 [ 1333.392552][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.392639][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.392768][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.392903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85577040 [ 1333.392966][ T32] r4:00000000 [ 1333.393023][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.393136][ T32] r9:83018005 r8:84703c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1333.393222][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.393333][ T32] r5:00001000 r4:eb575000 [ 1333.393433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.393551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.393686][ T32] r5:8541af8c r4:8541ac00 [ 1333.393748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.393866][ T32] r7:dddced80 r6:83018000 r5:8541af8c r4:854d7d00 [ 1333.393923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.394048][ T32] r10:61c88647 r9:84703c00 r8:854d7d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.394109][ T32] r4:854d7d00 [ 1333.394237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.420678][ T32] r10:00000000 r9:854d7d00 r8:80287e08 r7:eb469e60 r6:854d7d80 r5:84703c00 [ 1333.420823][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.421328][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.423259][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.424072][ T32] dd20: db7ef000 df9c1000 00000001 80239b98 7f3cb000 00000001 ** 7 printk messages dropped ** [ 1333.431327][ T32] r4:eae7ddc0 ** 4 printk messages dropped ** [ 1333.431772][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 ** 8 printk messages dropped ** [ 1333.433654][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1333.444952][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.445082][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.445163][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.445219][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.445291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.445341][ T32] r4:8530e480 [ 1333.445388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.445453][ T32] INFO: task kworker/0:285:4907 blocked for more than 459 seconds. [ 1333.445539][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.445609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.445674][ T32] task:kworker/0:285 state:D stack:0 pid:4907 tgid:4907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.445830][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.445999][ T32] Call trace: [ 1333.446087][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.446222][ T32] r10:8291a684 r9:eb34dd84 r8:00000002 r7:60000013 r6:eb34dd8c r5:84a20000 [ 1333.446284][ T32] r4:84a20000 [ 1333.446342][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.446454][ T32] r5:84a20000 r4:8291a680 [ 1333.446510][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.446625][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.446729][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 [ 1333.446834][ T32] r4:00000000 [ 1333.446914][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.447014][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.447134][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.447249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85561dc0 [ 1333.447336][ T32] r4:00000000 [ 1333.447411][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.447530][ T32] r9:83018005 r8:84a20000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1333.447627][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.447742][ T32] r5:00001000 r4:eb2ef000 [ 1333.447815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.447924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.448075][ T32] r5:8541a78c r4:8541a400 ** 1 printk messages dropped ** [ 1333.448262][ T32] r7:dddced80 r6:83018000 r5:8541a78c r4:854d7e00 ** 4 printk messages dropped ** [ 1333.448657][ T32] r10:00000000 r9:854d7e00 r8:80287e08 r7:eb495e60 r6:854d7e80 r5:84a20000 ** 9 printk messages dropped ** [ 1333.450727][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.451872][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 ** 3 printk messages dropped ** [ 1333.452223][ T32] r4:82ac21e4 [ 1333.452278][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.452392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.452451][ T32] r4:eae7ddc0 [ 1333.452538][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.452667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.452748][ T32] r4:00000000 [ 1333.452808][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.452946][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.453004][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.453147][ T32] r5:00001000 r4:ed8b3000 [ 1333.453240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.453368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.453474][ T32] r5:85cd538c r4:85cd5000 [ 1333.453531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.453645][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.453710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.453834][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.453894][ T32] r4:8530a300 [ 1333.453971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.454113][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.484891][ T32] r4:00000001 [ 1333.485083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.485242][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.485336][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.485444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.485519][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.485597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.485739][ T32] r4:8530e480 [ 1333.485819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.485935][ T32] INFO: task kworker/1:605:4911 blocked for more than 460 seconds. [ 1333.486026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.486089][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.486140][ T32] task:kworker/1:605 state:D stack:0 pid:4911 tgid:4911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.486276][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.486390][ T32] Call trace: [ 1333.486469][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.486591][ T32] r10:8291a684 r9:eb4a1d84 r8:00000002 r7:60000013 r6:eb4a1d8c r5:84a21800 [ 1333.486682][ T32] r4:84a21800 [ 1333.486773][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.486919][ T32] r5:84a21800 r4:8291a680 [ 1333.486994][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.487095][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.487212][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a1e08 [ 1333.487298][ T32] r4:00000000 [ 1333.487360][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.487455][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.487589][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.487716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7e00 [ 1333.487820][ T32] r4:00000000 [ 1333.487958][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.488105][ T32] r9:83018205 r8:84a21800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1333.488184][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.488300][ T32] r5:00001000 r4:e05d9000 [ 1333.488357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.488524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.488654][ T32] r5:8550578c r4:85505400 [ 1333.488712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.488842][ T32] r7:ddde2d80 r6:83018200 r5:8550578c r4:8551c900 [ 1333.488900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.489012][ T32] r10:61c88647 r9:84a21800 r8:8551c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.489074][ T32] r4:8551c900 [ 1333.489132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.489288][ T32] r10:00000000 r9:8551c900 r8:80287e08 r7:eb44de60 r6:854d7f00 r5:84a21800 [ 1333.489355][ T32] r4:00000001 [ 1333.489412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.489533][ T32] Exception stack(0xeb4a1fb0 to 0xeb4a1ff8) [ 1333.489636][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.489718][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.489820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.489932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.489999][ T32] r4:854c7b00 [ 1333.491378][ T32] INFO: task kworker/1:605:4911 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1333.491479][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.491621][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.491778][ T32] Call trace: [ 1333.491858][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1333.492050][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.492290][ T32] dd20: dbace000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.492449][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.492536][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.492602][ T32] r5:80070113 r4:80239bb0 [ 1333.492652][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.492765][ T32] r4:82ac21e4 [ 1333.492888][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.493023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.493101][ T32] r4:eae7ddc0 [ 1333.493154][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.493266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.493326][ T32] r4:00000000 [ 1333.493374][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.493496][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.493558][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.493682][ T32] r5:00001000 r4:ed8b3000 [ 1333.493736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.493868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.493976][ T32] r5:85cd538c r4:85cd5000 [ 1333.494035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.494204][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.515455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.516289][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.516452][ T32] r4:8530a300 [ 1333.516608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.516733][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.516841][ T32] r4:00000001 [ 1333.516902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.516998][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.517078][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.517751][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.517850][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.518004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.518074][ T32] r4:8530e480 [ 1333.518136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.518290][ T32] INFO: task kworker/1:606:4913 blocked for more than 460 seconds. [ 1333.518411][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.518518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.518604][ T32] task:kworker/1:606 state:D stack:0 pid:4913 tgid:4913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.518871][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.519048][ T32] Call trace: [ 1333.519164][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.519304][ T32] r10:8291a684 r9:eb4a9d84 r8:00000002 r7:60000013 r6:eb4a9d8c r5:84a23000 [ 1333.519365][ T32] r4:84a23000 [ 1333.519468][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.519578][ T32] r5:84a23000 r4:8291a680 [ 1333.519653][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.519765][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.519876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a9e08 [ 1333.519930][ T32] r4:00000000 [ 1333.519974][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.520060][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.520151][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.520247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7f40 [ 1333.520316][ T32] r4:00000000 [ 1333.520371][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.520480][ T32] r9:83018205 r8:84a23000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1333.520535][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.520638][ T32] r5:00001000 r4:e069d000 [ 1333.520745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.520861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.520974][ T32] r5:85505b8c r4:85505800 [ 1333.521035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.521163][ T32] r7:ddde2d80 r6:83018200 r5:85505b8c r4:8551c980 [ 1333.521219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.521336][ T32] r10:61c88647 r9:84a23000 r8:8551c9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.521411][ T32] r4:8551c980 [ 1333.521471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.521610][ T32] r10:00000000 r9:8551c980 r8:80287e08 r7:eb4a1e60 r6:854d7f80 r5:84a23000 [ 1333.521681][ T32] r4:00000001 [ 1333.521734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.521846][ T32] Exception stack(0xeb4a9fb0 to 0xeb4a9ff8) [ 1333.521918][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.522023][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.522101][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.522182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.522292][ T32] r4:854c7d80 [ 1333.523643][ T32] INFO: task kworker/1:606:4913 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1333.523808][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.524101][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.558974][ T32] Call trace: [ 1333.559132][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.559301][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1333.559381][ T32] r4:00000000 [ 1333.559452][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.559572][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1333.559680][ T32] dd20: dbed6000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.559781][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.559860][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.559948][ T32] r5:80070113 r4:80239bb0 [ 1333.560041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.560160][ T32] r4:82ac21e4 [ 1333.560248][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.560387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.560486][ T32] r4:eae7ddc0 [ 1333.560559][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.560678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.560766][ T32] r4:00000000 [ 1333.560859][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.560991][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.561058][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.561201][ T32] r5:00001000 r4:ed8b3000 [ 1333.561271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.561383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.561497][ T32] r5:85cd538c r4:85cd5000 [ 1333.561558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.561682][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.561764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.561896][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.561977][ T32] r4:8530a300 [ 1333.562044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.562175][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.562236][ T32] r4:00000001 [ 1333.562312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.562400][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.562471][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.562565][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.562639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.562726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.562829][ T32] r4:8530e480 [ 1333.562874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.562929][ T32] INFO: task kworker/1:607:4916 blocked for more than 460 seconds. [ 1333.563063][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.563118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.563165][ T32] task:kworker/1:607 state:D stack:0 pid:4916 tgid:4916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.563287][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.563541][ T32] Call trace: [ 1333.563669][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.563794][ T32] r10:8291a684 r9:eb4b5d84 r8:00000002 r7:60000113 r6:eb4b5d8c r5:84a22400 [ 1333.564090][ T32] r4:84a22400 [ 1333.589776][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.590132][ T32] r5:84a22400 r4:8291a680 [ 1333.590227][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.590343][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.590456][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 [ 1333.590515][ T32] r4:00000000 [ 1333.590566][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.590654][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.590785][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.590891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7740 [ 1333.590942][ T32] r4:00000000 [ 1333.590989][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.591124][ T32] r9:83018205 r8:84a22400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.591202][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.591332][ T32] r5:00001000 r4:e07a1000 [ 1333.591392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.591497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.591601][ T32] r5:85505f8c r4:85505c00 [ 1333.591650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.591770][ T32] r7:ddde2d80 r6:83018200 r5:85505f8c r4:8551ca00 [ 1333.591822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.591983][ T32] r10:61c88647 r9:84a22400 r8:8551ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.592055][ T32] r4:8551ca00 [ 1333.592106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.592230][ T32] r10:00000000 r9:8551ca00 r8:80287e08 r7:eb4a9e60 r6:8551e000 r5:84a22400 [ 1333.592329][ T32] r4:00000001 [ 1333.592452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.592563][ T32] Exception stack(0xeb4b5fb0 to 0xeb4b5ff8) [ 1333.592638][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.592742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.592849][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.592950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.593025][ T32] r4:854c7dc0 [ 1333.598839][ T32] INFO: task kworker/1:607:4916 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1333.598993][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.599162][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.599343][ T32] Call trace: [ 1333.599429][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.599549][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1333.599601][ T32] r4:00000000 [ 1333.599652][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.599740][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1333.599821][ T32] dd20: dc154000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.599890][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.599956][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.600021][ T32] r5:80070113 r4:80239bb0 [ 1333.600132][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.600248][ T32] r4:82ac21e4 [ 1333.600317][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.600453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.600529][ T32] r4:eae7ddc0 [ 1333.600596][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.600729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.600802][ T32] r4:00000000 [ 1333.600855][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.600969][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.601026][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.601128][ T32] r5:00001000 r4:ed8b3000 [ 1333.601184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.601279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.601363][ T32] r5:85cd538c r4:85cd5000 [ 1333.601401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.601490][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.601528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.601618][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.601703][ T32] r4:8530a300 [ 1333.601752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.601857][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.601905][ T32] r4:00000001 [ 1333.601952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.602043][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.602124][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.602209][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.602281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.602353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.602405][ T32] r4:8530e480 [ 1333.602456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.602520][ T32] INFO: task kworker/1:608:4917 blocked for more than 460 seconds. [ 1333.602594][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.602676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.602772][ T32] task:kworker/1:608 state:D stack:0 pid:4917 tgid:4917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.602910][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.603028][ T32] Call trace: [ 1333.603133][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.603257][ T32] r10:8291a684 r9:eb499d84 r8:00000002 r7:60000113 r6:eb499d8c r5:85591800 [ 1333.603350][ T32] r4:85591800 [ 1333.603442][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.603686][ T32] r5:85591800 r4:8291a680 [ 1333.603762][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.603860][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.603959][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb499e08 [ 1333.604010][ T32] r4:00000000 [ 1333.604070][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.604211][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.619792][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.619983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854df280 [ 1333.620058][ T32] r4:00000000 [ 1333.620133][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.620254][ T32] r9:83018205 r8:85591800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.620310][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.620444][ T32] r5:00001000 r4:eac69000 [ 1333.620512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.620618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.620748][ T32] r5:85506f8c r4:85506c00 [ 1333.620831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.620955][ T32] r7:ddde2d80 r6:83018200 r5:85506f8c r4:8551ca80 [ 1333.621015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.621148][ T32] r10:61c88647 r9:85591800 r8:8551caac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.621233][ T32] r4:8551ca80 [ 1333.621289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.621404][ T32] r10:00000000 r9:8551ca80 r8:80287e08 r7:eb4b5e60 r6:8551cb00 r5:85591800 [ 1333.621464][ T32] r4:00000001 [ 1333.621517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.621620][ T32] Exception stack(0xeb499fb0 to 0xeb499ff8) [ 1333.621733][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.621836][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.621914][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.622019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.622086][ T32] r4:854c7e80 [ 1333.623440][ T32] INFO: task kworker/1:608:4917 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1333.623549][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.623783][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.623903][ T32] Call trace: [ 1333.624035][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.639081][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1333.639284][ T32] r4:00000000 [ 1333.639377][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.639553][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1333.639649][ T32] dd20: dc399000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.639779][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.639892][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.639993][ T32] r5:80070113 r4:80239bb0 [ 1333.640063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.640185][ T32] r4:82ac21e4 [ 1333.640246][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.640363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.640455][ T32] r4:eae7ddc0 [ 1333.640517][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.640640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.640720][ T32] r4:00000000 [ 1333.640827][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.640968][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.641035][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.641154][ T32] r5:00001000 r4:ed8b3000 [ 1333.641211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.641358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.641484][ T32] r5:85cd538c r4:85cd5000 [ 1333.641537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.641675][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.641745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.641882][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.641972][ T32] r4:8530a300 [ 1333.642051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.642203][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.642284][ T32] r4:00000001 [ 1333.642379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.642517][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.642605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.642777][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.642868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.642949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.643051][ T32] r4:8530e480 [ 1333.643125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.643222][ T32] INFO: task kworker/1:609:4919 blocked for more than 460 seconds. [ 1333.643311][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.643382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.643472][ T32] task:kworker/1:609 state:D stack:0 pid:4919 tgid:4919 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.643620][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.643716][ T32] Call trace: [ 1333.643885][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.644011][ T32] r10:8291a684 r9:eb4b1d84 r8:00000002 r7:60000113 r6:eb4b1d8c r5:85594800 [ 1333.644074][ T32] r4:85594800 [ 1333.644129][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.663150][ T32] r5:85594800 r4:8291a680 [ 1333.663285][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.663430][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.663532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b1e08 [ 1333.663599][ T32] r4:00000000 [ 1333.663648][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.663721][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.663827][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.663940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854c7680 [ 1333.664007][ T32] r4:00000000 [ 1333.664061][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.674808][ T32] r9:83018205 r8:85594800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1333.674994][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.675152][ T32] r5:00001000 r4:e0825000 [ 1333.675215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.675323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.675436][ T32] r5:8550638c r4:85506000 [ 1333.675491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.675600][ T32] r7:ddde2d80 r6:83018200 r5:8550638c r4:8551cb80 [ 1333.675653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.675775][ T32] r10:61c88647 r9:85594800 r8:8551cbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.675834][ T32] r4:8551cb80 [ 1333.675889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.676007][ T32] r10:00000000 r9:8551cb80 r8:80287e08 r7:eb499e60 r6:8551cc00 r5:85594800 [ 1333.676109][ T32] r4:00000001 [ 1333.676170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.676254][ T32] Exception stack(0xeb4b1fb0 to 0xeb4b1ff8) [ 1333.676354][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.676468][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.676552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.676706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.676796][ T32] r4:854c7940 [ 1333.678095][ T32] INFO: task kworker/1:609:4919 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1333.678195][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.678403][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.678527][ T32] Call trace: [ 1333.678634][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.678789][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1333.678850][ T32] r4:00000000 [ 1333.678900][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.679020][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1333.679098][ T32] dd20: dc81c000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.679175][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.679238][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.679294][ T32] r5:80070113 r4:80239bb0 [ 1333.679338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.679434][ T32] r4:82ac21e4 [ 1333.679510][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.679618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.679687][ T32] r4:eae7ddc0 [ 1333.679742][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.679918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.679981][ T32] r4:00000000 [ 1333.680033][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.680166][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.680223][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.680335][ T32] r5:00001000 r4:ed8b3000 [ 1333.680449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.680563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.680700][ T32] r5:85cd538c r4:85cd5000 [ 1333.680770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.680888][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.680938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.681047][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.681102][ T32] r4:8530a300 [ 1333.681148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.681263][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.681325][ T32] r4:00000001 [ 1333.681383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.681484][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.681546][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.681631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.681712][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.681826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.681934][ T32] r4:8530e480 [ 1333.682000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.682066][ T32] INFO: task kworker/1:610:4921 blocked for more than 460 seconds. [ 1333.682140][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.682201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.682279][ T32] task:kworker/1:610 state:D stack:0 pid:4921 tgid:4921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.682419][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.682525][ T32] Call trace: [ 1333.682601][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.682714][ T32] r10:8291a684 r9:eb4b9d84 r8:00000002 r7:60000113 r6:eb4b9d8c r5:85595400 [ 1333.682812][ T32] r4:85595400 [ 1333.682889][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.683001][ T32] r5:85595400 r4:8291a680 [ 1333.683061][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.683165][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.683277][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b9e08 [ 1333.683343][ T32] r4:00000000 [ 1333.683399][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.683522][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.683625][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.683739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d5580 [ 1333.683810][ T32] r4:00000000 [ 1333.683860][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.683966][ T32] r9:83018205 r8:85595400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1333.684029][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.684165][ T32] r5:00001000 r4:e0949000 [ 1333.708162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.708264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.708348][ T32] r5:8550678c r4:85506400 [ 1333.708376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.708431][ T32] r7:ddde2d80 r6:83018200 r5:8550678c r4:8551cc80 [ 1333.708470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.708547][ T32] r10:61c88647 r9:85595400 r8:8551ccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.708574][ T32] r4:8551cc80 [ 1333.708594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.708668][ T32] r10:00000000 r9:8551cc80 r8:80287e08 r7:eb499e60 r6:8551cd00 r5:85595400 [ 1333.708695][ T32] r4:00000001 [ 1333.708715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.708757][ T32] Exception stack(0xeb4b9fb0 to 0xeb4b9ff8) [ 1333.708790][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.708820][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.708847][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.708901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.708927][ T32] r4:854d5200 [ 1333.709657][ T32] INFO: task kworker/1:610:4921 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1333.709707][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.709838][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.709890][ T32] Call trace: [ 1333.709922][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.709992][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1333.710019][ T32] r4:00000000 [ 1333.710077][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.710124][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1333.710191][ T32] dd20: dce4d000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.710225][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.710284][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.710328][ T32] r5:80070113 r4:80239bb0 [ 1333.710352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.710445][ T32] r4:82ac21e4 [ 1333.710491][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.710574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.710603][ T32] r4:eae7ddc0 [ 1333.710624][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.710681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.710704][ T32] r4:00000000 [ 1333.710724][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.710823][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.710848][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.710926][ T32] r5:00001000 r4:ed8b3000 [ 1333.710951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.711029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.711079][ T32] r5:85cd538c r4:85cd5000 [ 1333.711134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.711207][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.711231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.711303][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.711330][ T32] r4:8530a300 [ 1333.711351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.711402][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.711425][ T32] r4:00000001 [ 1333.711444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.711513][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.711560][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.711623][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.711656][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.711728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.711785][ T32] r4:8530e480 [ 1333.711828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.711891][ T32] INFO: task kworker/1:611:4922 blocked for more than 460 seconds. [ 1333.711948][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.711989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.712014][ T32] task:kworker/1:611 state:D stack:0 pid:4922 tgid:4922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.712066][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.712133][ T32] Call trace: [ 1333.712167][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.712258][ T32] r10:8291a684 r9:eb49dd84 r8:00000002 r7:60000113 r6:eb49dd8c r5:85596000 [ 1333.712286][ T32] r4:85596000 [ 1333.712307][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.712354][ T32] r5:85596000 r4:8291a680 [ 1333.712413][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.712459][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.712537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb49de08 [ 1333.712581][ T32] r4:00000000 [ 1333.712603][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.712641][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.712692][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.712761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854df180 [ 1333.712787][ T32] r4:00000000 [ 1333.712842][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.712893][ T32] r9:83018205 r8:85596000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1333.712915][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.712959][ T32] r5:00001000 r4:eac29000 [ 1333.712979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.713021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.713065][ T32] r5:85506b8c r4:85506800 [ 1333.713117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.713209][ T32] r7:ddde2d80 r6:83018200 r5:85506b8c r4:8551cd80 [ 1333.713287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.713387][ T32] r10:61c88647 r9:85596000 r8:8551cdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.713431][ T32] r4:8551cd80 [ 1333.713469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.713568][ T32] r10:00000000 r9:8551cd80 r8:80287e08 r7:eb499e60 r6:8551ce00 r5:85596000 [ 1333.713672][ T32] r4:00000001 [ 1333.713740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.713824][ T32] Exception stack(0xeb49dfb0 to 0xeb49dff8) [ 1333.713884][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.714005][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.714040][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.714105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.714134][ T32] r4:854d5200 [ 1333.725452][ T32] INFO: task kworker/1:611:4922 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1333.725558][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1333.725987][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.726127][ T32] dd20: dce4d000 df9c1000 00000001 80239b98 7f3cb000 00000001 ** 1 printk messages dropped ** [ 1333.726201][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.726230][ T32] r5:80070113 r4:80239bb0 [ 1333.726250][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.726297][ T32] r4:82ac21e4 [ 1333.726317][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.726399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.726426][ T32] r4:eae7ddc0 [ 1333.726446][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.726498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.726522][ T32] r4:00000000 [ 1333.726543][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.726620][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.726646][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.726729][ T32] r5:00001000 r4:ed8b3000 [ 1333.726824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.726876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.726972][ T32] r5:85cd538c r4:85cd5000 [ 1333.727062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.727260][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.727321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.727386][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.727412][ T32] r4:8530a300 [ 1333.727435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.727489][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.727513][ T32] r4:00000001 [ 1333.727560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.727745][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.727900][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.728011][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.728080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.728146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.728235][ T32] r4:8530e480 [ 1333.728294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.728356][ T32] INFO: task kworker/1:612:4925 blocked for more than 460 seconds. [ 1333.728433][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.728584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.728842][ T32] task:kworker/1:612 state:D stack:0 pid:4925 tgid:4925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.729111][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.729315][ T32] Call trace: [ 1333.729352][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.729410][ T32] r10:8291a684 r9:eb4bdd84 r8:00000002 r7:60000013 r6:eb4bdd8c r5:85596c00 [ 1333.729436][ T32] r4:85596c00 [ 1333.729457][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.729516][ T32] r5:85596c00 r4:8291a680 [ 1333.729595][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.729645][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.729900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4bde08 [ 1333.730223][ T32] r4:00000000 [ 1333.730247][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.730287][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.730325][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.730432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854df400 [ 1333.730459][ T32] r4:00000000 [ 1333.730609][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.730663][ T32] r9:83018205 r8:85596c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1333.730788][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.730900][ T32] r5:00001000 r4:eac89000 [ 1333.730937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.730984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.731146][ T32] r5:8550738c r4:85507000 [ 1333.731170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.731309][ T32] r7:ddde2d80 r6:83018200 r5:8550738c r4:8551ce80 [ 1333.731403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.731460][ T32] r10:61c88647 r9:85596c00 r8:8551ceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.731484][ T32] r4:8551ce80 [ 1333.731503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.731653][ T32] r10:00000000 r9:8551ce80 r8:80287e08 r7:eb499e60 r6:8551cf00 r5:85596c00 [ 1333.731679][ T32] r4:00000001 [ 1333.731699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.731739][ T32] Exception stack(0xeb4bdfb0 to 0xeb4bdff8) ** 2 printk messages dropped ** [ 1333.731833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1333.732625][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.734000][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) ** 2 printk messages dropped ** [ 1333.765061][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff ** 2 printk messages dropped ** [ 1333.765326][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1333.765460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 ** 3 printk messages dropped ** [ 1333.765893][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.766329][ T32] r5:00001000 r4:ed8b3000 ** 3 printk messages dropped ** [ 1333.766634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.767114][ T32] r4:8530a300 ** 3 printk messages dropped ** [ 1333.767447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1333.767892][ T32] r4:8530e480 ** 2 printk messages dropped ** [ 1333.768083][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1333.768291][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1333.768478][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.768583][ T32] r10:8291a684 r9:eb4cdd84 r8:00000002 r7:60000113 r6:eb4cdd8c r5:84a20c00 [ 1333.768669][ T32] r4:84a20c00 [ 1333.768719][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.768809][ T32] r5:84a20c00 r4:8291a680 [ 1333.768851][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.768936][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.769026][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4cde08 [ 1333.769072][ T32] r4:00000000 [ 1333.769152][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.769229][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.769303][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.769393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854df580 [ 1333.769724][ T32] r4:00000000 [ 1333.769776][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.769870][ T32] r9:83018205 r8:84a20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1333.769915][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.770077][ T32] r5:00001000 r4:eaced000 [ 1333.770122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.770204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.770292][ T32] r5:8550778c r4:85507400 [ 1333.770414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.770515][ T32] r7:ddde2d80 r6:83018200 r5:8550778c r4:8551cf80 [ 1333.770559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.770666][ T32] r10:61c88647 r9:84a20c00 r8:8551cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.770717][ T32] r4:8551cf80 [ 1333.770778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.770972][ T32] r10:00000000 r9:8551cf80 r8:80287e08 r7:eb4bde60 r6:8551e080 r5:84a20c00 [ 1333.771123][ T32] r4:00000001 [ 1333.771374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.771572][ T32] Exception stack(0xeb4cdfb0 to 0xeb4cdff8) [ 1333.771631][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.771706][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.771763][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.771819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.771864][ T32] r4:854df080 [ 1333.773177][ T32] INFO: task kworker/1:613:4927 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1333.773261][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.773395][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.773498][ T32] Call trace: [ 1333.773557][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.773668][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1333.773731][ T32] r4:00000000 [ 1333.773780][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.773861][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1333.773920][ T32] dd20: dd764000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.773978][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.774043][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.774096][ T32] r5:80070113 r4:80239bb0 [ 1333.774139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.804945][ T32] r4:82ac21e4 [ 1333.805137][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.805539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.805723][ T32] r4:eae7ddc0 [ 1333.805850][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.805959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.806011][ T32] r4:00000000 [ 1333.806067][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.806181][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.806229][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.806419][ T32] r5:00001000 r4:ed8b3000 [ 1333.806554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.806682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.806803][ T32] r5:85cd538c r4:85cd5000 [ 1333.806850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.806957][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.807005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.807110][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.807159][ T32] r4:8530a300 [ 1333.807205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.807315][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.807365][ T32] r4:00000001 [ 1333.807413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.807556][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.807729][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.807801][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.807952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.808134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.808192][ T32] r4:8530e480 [ 1333.808620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.808834][ T32] INFO: task kworker/1:614:4929 blocked for more than 460 seconds. [ 1333.808912][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.809013][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.809227][ T32] task:kworker/1:614 state:D stack:0 pid:4929 tgid:4929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.809357][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.809480][ T32] Call trace: [ 1333.809561][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.809738][ T32] r10:8291a684 r9:eb4d5d84 r8:00000002 r7:60000013 r6:eb4d5d8c r5:84a25400 [ 1333.809851][ T32] r4:84a25400 [ 1333.809901][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.810003][ T32] r5:84a25400 r4:8291a680 [ 1333.810047][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.810135][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.810232][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 [ 1333.810339][ T32] r4:00000000 [ 1333.810390][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.810471][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.810564][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.810761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dfbc0 [ 1333.810812][ T32] r4:00000000 [ 1333.810860][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.810962][ T32] r9:83018205 r8:84a25400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1333.811097][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.811210][ T32] r5:00001000 r4:eb0bb000 [ 1333.811317][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.811409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.811502][ T32] r5:85508b8c r4:85508800 [ 1333.811589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.811711][ T32] r7:ddde2d80 r6:83018200 r5:85508b8c r4:8555b000 [ 1333.811953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.812069][ T32] r10:61c88647 r9:84a25400 r8:8555b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.812120][ T32] r4:8555b000 [ 1333.812223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.812334][ T32] r10:00000000 r9:8555b000 r8:80287e08 r7:eb4cde60 r6:8551e100 r5:84a25400 [ 1333.812396][ T32] r4:00000001 [ 1333.812443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.812525][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) [ 1333.812605][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.812681][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.812746][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.812870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.812927][ T32] r4:854df080 [ 1333.814324][ T32] INFO: task kworker/1:614:4929 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1333.840873][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.841180][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.841443][ T32] Call trace: [ 1333.841523][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.841681][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1333.841802][ T32] r4:00000000 [ 1333.841857][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.842178][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1333.842270][ T32] dd20: de4a6000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.842345][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.842488][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.842582][ T32] r5:80070113 r4:80239bb0 [ 1333.842636][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.842759][ T32] r4:82ac21e4 [ 1333.842842][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.842948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.843294][ T32] r4:eae7ddc0 [ 1333.843343][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.843445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.843495][ T32] r4:00000000 [ 1333.843540][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.843642][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.843771][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.843874][ T32] r5:00001000 r4:ed8b3000 [ 1333.843926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.844089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.844189][ T32] r5:85cd538c r4:85cd5000 [ 1333.844235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.858349][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.858713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.858935][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.859050][ T32] r4:8530a300 [ 1333.859100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.859210][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.859263][ T32] r4:00000001 [ 1333.859450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.859544][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.859611][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.859698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.859827][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.859901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.860053][ T32] r4:8530e480 [ 1333.860114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.860249][ T32] INFO: task kworker/1:615:4930 blocked for more than 460 seconds. [ 1333.860341][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.860396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.860445][ T32] task:kworker/1:615 state:D stack:0 pid:4930 tgid:4930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.860566][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.860718][ T32] Call trace: [ 1333.860793][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.860924][ T32] r10:8291a684 r9:eb4d9d84 r8:00000002 r7:60000113 r6:eb4d9d8c r5:84a23c00 [ 1333.860982][ T32] r4:84a23c00 [ 1333.861028][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.861170][ T32] r5:84a23c00 r4:8291a680 [ 1333.861223][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1333.862110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854df6c0 ** 5 printk messages dropped ** [ 1333.862818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.863276][ T32] r7:ddde2d80 r6:83018200 r5:85507b8c r4:8555b080 ** 4 printk messages dropped ** [ 1333.863836][ T32] r10:00000000 r9:8555b080 r8:80287e08 r7:eb4d5e60 r6:8551e180 r5:84a23c00 ** 9 printk messages dropped ** [ 1333.886718][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.888570][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff ** 8 printk messages dropped ** [ 1333.889489][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.890121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.890628][ T32] r4:8530a300 ** 4 printk messages dropped ** [ 1333.891195][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) ** 7 printk messages dropped ** [ 1333.891861][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1333.892314][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1333.893241][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.893659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854df800 ** 9 printk messages dropped ** [ 1333.930661][ T32] r7:ddde2d80 r6:83018200 r5:85507f8c r4:8555b100 [ 1333.930733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.930887][ T32] r10:61c88647 r9:84b20000 r8:8555b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.930962][ T32] r4:8555b100 [ 1333.931031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.931165][ T32] r10:00000000 r9:8555b100 r8:80287e08 r7:eb4d5e60 r6:8551e200 r5:84b20000 [ 1333.931241][ T32] r4:00000001 [ 1333.931299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.931395][ T32] Exception stack(0xeb4e5fb0 to 0xeb4e5ff8) [ 1333.931471][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.931563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.931636][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.931733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.931807][ T32] r4:854df540 [ 1333.933155][ T32] INFO: task kworker/1:616:4933 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1333.933277][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.933543][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.933680][ T32] Call trace: [ 1333.933767][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.933908][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1333.933968][ T32] r4:00000000 [ 1333.934050][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.934237][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1333.949084][ T32] dd20: ded3c000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.949219][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.949302][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.949425][ T32] r5:80070113 r4:80239bb0 [ 1333.949500][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.949652][ T32] r4:82ac21e4 [ 1333.949709][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.949828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.949910][ T32] r4:eae7ddc0 [ 1333.949991][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.950127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.950192][ T32] r4:00000000 [ 1333.950248][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.950365][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.950425][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.950543][ T32] r5:00001000 r4:ed8b3000 [ 1333.950603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.950707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.950855][ T32] r5:85cd538c r4:85cd5000 [ 1333.950908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.951038][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.951098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.951221][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.951284][ T32] r4:8530a300 [ 1333.951346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.951470][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1333.951534][ T32] r4:00000001 [ 1333.951584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.951702][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.951786][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.951866][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.951944][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.952036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.952093][ T32] r4:8530e480 [ 1333.952156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.952233][ T32] INFO: task kworker/1:617:4935 blocked for more than 460 seconds. [ 1333.952308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.952380][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.952446][ T32] task:kworker/1:617 state:D stack:0 pid:4935 tgid:4935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.952597][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.952690][ T32] Call trace: [ 1333.952763][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.952886][ T32] r10:8291a684 r9:eb4edd84 r8:00000002 r7:60000113 r6:eb4edd8c r5:84b21800 [ 1333.952940][ T32] r4:84b21800 [ 1333.952989][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.953094][ T32] r5:84b21800 r4:8291a680 [ 1333.953137][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.953286][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.953425][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ede08 [ 1333.953490][ T32] r4:00000000 [ 1333.953540][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.953636][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.953759][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1333.975613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.975729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1333.976350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1333.977407][ T32] r4:854df680 ** 1 printk messages dropped ** [ 1333.978940][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1333.979890][ T32] dd20: defb0000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1333.979975][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1333.980054][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1333.980123][ T32] r5:80070113 r4:80239bb0 [ 1333.980183][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.980326][ T32] r4:82ac21e4 [ 1333.980421][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.980531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1333.980591][ T32] r4:eae7ddc0 [ 1333.980645][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.980765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1333.980827][ T32] r4:00000000 [ 1333.980886][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.981024][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1333.981088][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.981199][ T32] r5:00001000 r4:ed8b3000 [ 1333.981259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.981367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.981502][ T32] r5:85cd538c r4:85cd5000 [ 1333.981575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.981704][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1333.981766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.981890][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.981979][ T32] r4:8530a300 [ 1333.982054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1333.982432][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) ** 7 printk messages dropped ** [ 1333.983109][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1333.983877][ T32] r4:84b22400 ** 5 printk messages dropped ** [ 1334.000714][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.001225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dfa80 ** 5 printk messages dropped ** [ 1334.001807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.001904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.002360][ T32] r7:ddde2d80 r6:83018200 r5:8550878c r4:8555b200 ** 4 printk messages dropped ** [ 1334.002828][ T32] r10:00000000 r9:8555b200 r8:80287e08 r7:eb4d5e60 r6:8551e300 r5:84b22400 ** 7 printk messages dropped ** [ 1334.003528][ T32] r4:854df680 ** 5 printk messages dropped ** [ 1334.020419][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 ** 7 printk messages dropped ** [ 1334.021105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1334.022073][ T32] r5:00001000 r4:ed8b3000 ** 4 printk messages dropped ** [ 1334.022555][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 ** 6 printk messages dropped ** [ 1334.023182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.024179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1334.052392][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1334.054139][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1334.061934][ T32] r7:ddde2d80 r6:83018200 r5:85508f8c r4:8555b280 ** 1 printk messages dropped ** [ 1334.062108][ T32] r10:61c88647 r9:84b20c00 r8:8555b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.062156][ T32] r4:8555b280 [ 1334.062204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.062568][ T32] r10:00000000 r9:8555b280 r8:80287e08 r7:eb4d5e60 r6:8551e380 r5:84b20c00 [ 1334.062786][ T32] r4:00000001 [ 1334.063016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.063122][ T32] Exception stack(0xeb509fb0 to 0xeb509ff8) [ 1334.063193][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.063280][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.063392][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.063523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.063867][ T32] r4:854df900 [ 1334.087065][ T32] INFO: task kworker/1:619:4939 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1334.087344][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.087891][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.088080][ T32] Call trace: [ 1334.088227][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.088370][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1334.088433][ T32] r4:00000000 [ 1334.088504][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.088766][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1334.088873][ T32] dd20: df6eb000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1334.088952][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1334.089191][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.089297][ T32] r5:80070113 r4:80239bb0 [ 1334.089419][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.089546][ T32] r4:82ac21e4 [ 1334.089603][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.089718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1334.090012][ T32] r4:eae7ddc0 [ 1334.090083][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.090323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1334.090551][ T32] r4:00000000 [ 1334.090672][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.090879][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cb000 [ 1334.090972][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.091097][ T32] r5:00001000 r4:ed8b3000 [ 1334.091150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.091261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.091485][ T32] r5:85cd538c r4:85cd5000 [ 1334.091562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.091689][ T32] r7:ddde2d80 r6:83018200 r5:85cd538c r4:8530a300 [ 1334.091757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.091886][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.091953][ T32] r4:8530a300 [ 1334.092029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.092156][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1334.092212][ T32] r4:00000001 [ 1334.092368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.092585][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1334.092801][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.092898][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.093003][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.093195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.093266][ T32] r4:8530e480 [ 1334.093328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.093510][ T32] INFO: task kworker/1:620:4941 blocked for more than 460 seconds. [ 1334.093828][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.093947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.094032][ T32] task:kworker/1:620 state:D stack:0 pid:4941 tgid:4941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.094390][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.128943][ T32] Call trace: [ 1334.129076][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.129248][ T32] r10:8291a684 r9:eb511d84 r8:00000002 r7:60000013 r6:eb511d8c r5:84b24800 [ 1334.129316][ T32] r4:84b24800 [ 1334.129372][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.129521][ T32] r5:84b24800 r4:8291a680 [ 1334.129589][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.129732][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.129859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb511e08 [ 1334.129942][ T32] r4:00000000 [ 1334.130092][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.130209][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.130311][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.130419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dff80 [ 1334.130480][ T32] r4:00000000 [ 1334.130531][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.130650][ T32] r9:83018205 r8:84b24800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.130711][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.130922][ T32] r5:00001000 r4:eb119000 [ 1334.130982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.131160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.131279][ T32] r5:8550978c r4:85509400 [ 1334.131333][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.131451][ T32] r7:ddde2d80 r6:83018200 r5:8550978c r4:8555b300 [ 1334.131496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.131592][ T32] r10:61c88647 r9:84b24800 r8:8555b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.131634][ T32] r4:8555b300 [ 1334.131675][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.131777][ T32] r10:00000000 r9:8555b300 r8:80287e08 r7:eb509e60 r6:8551e400 r5:84b24800 [ 1334.131832][ T32] r4:00000001 [ 1334.131872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.132048][ T32] Exception stack(0xeb511fb0 to 0xeb511ff8) [ 1334.132160][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.132246][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.132355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.132487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.132563][ T32] r4:854dfb40 [ 1334.133855][ T32] INFO: task kworker/1:620:4941 is blocked on a mutex likely owned by task kworker/1:417:4402. [ 1334.133950][ T32] task:kworker/1:417 state:R running task stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.145074][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.145429][ T32] Call trace: [ 1334.145545][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.145691][ T32] r10:82ac21c4 r9:83a7bc00 r8:80200be4 r7:eae7dd5c r6:ffffffff r5:83a7bc00 [ 1334.145764][ T32] r4:00000000 [ 1334.145825][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.145949][ T32] Exception stack(0xeae7dd28 to 0xeae7dd70) [ 1334.146059][ T32] dd20: df9ba000 df9c1000 00000001 80239b98 7f3cb000 00000001 [ 1334.146157][ T32] dd40: 82ac15a0 7f3cb000 df9c1000 8280c928 82ac21c4 eae7dda4 eae7dda8 eae7dd78 [ 1334.146241][ T32] dd60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.146345][ T32] r5:80070113 r4:80239bb0 [ 1334.146435][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.146570][ T32] r4:82ac21e4 [ 1334.146643][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.146816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eae7ddc0 r5:eae7de08 [ 1334.146875][ T32] r4:eae7ddc0 [ 1334.146929][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.147056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afdc0 [ 1334.147116][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.147581][ T32] r5:00001000 r4:ed8b3000 ** 6 printk messages dropped ** [ 1334.148284][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1334.148981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1334.150121][ T32] r4:84b23c00 ** 5 printk messages dropped ** [ 1334.150682][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.151165][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.151537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.151627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.152137][ T32] r10:61c88647 r9:84b23c00 r8:8555b3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1334.152645][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.152907][ T32] r4:854dfb40 ** 2 printk messages dropped ** [ 1334.190730][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.191372][ T32] r4:83a7bc00 ** 3 printk messages dropped ** [ 1334.191788][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.191896][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae7de08 [ 1334.191954][ T32] r4:00000000 [ 1334.192016][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.192112][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.192224][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.192341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850afec0 [ 1334.192405][ T32] r4:00000000 [ 1334.192458][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.192596][ T32] r9:83018205 r8:83a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f3cf000 [ 1334.192671][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.192781][ T32] r5:00001000 r4:ed8f5000 [ 1334.192842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.192938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.193061][ T32] r5:85cd578c r4:85cd5400 [ 1334.193130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.193249][ T32] r7:ddde2d80 r6:83018200 r5:85cd578c r4:8530a300 [ 1334.193317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.193435][ T32] r10:61c88647 r9:83a7bc00 r8:8530a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.193485][ T32] r4:8530a300 [ 1334.193530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.193633][ T32] r10:00000000 r9:8530a300 r8:80287e08 r7:eae41e60 r6:8520ab00 r5:83a7bc00 [ 1334.193711][ T32] r4:00000001 [ 1334.193770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.193868][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1334.193955][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.194062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.194124][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.208677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.208791][ T32] r4:8530e480 [ 1334.208914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.209009][ T32] INFO: task kworker/1:622:4944 blocked for more than 460 seconds. [ 1334.209093][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.209147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.209189][ T32] task:kworker/1:622 state:D stack:0 pid:4944 tgid:4944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.209344][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.209504][ T32] Call trace: [ 1334.209598][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.209728][ T32] r10:8291a684 r9:eb51dd84 r8:00000002 r7:60000113 r6:eb51dd8c r5:84b23000 [ 1334.209791][ T32] r4:84b23000 [ 1334.209875][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.209974][ T32] r5:84b23000 r4:8291a680 [ 1334.210036][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.210128][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.210227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb51de08 [ 1334.210274][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.210383][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.211370][ T32] r5:8550a38c r4:8550a000 [ 1334.211409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.211507][ T32] r7:ddde2d80 r6:83018200 r5:8550a38c r4:8555b400 [ 1334.211548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1334.211935][ T32] r10:00000000 r9:8555b400 r8:80287e08 r7:eb511e60 r6:8551e500 r5:84b23000 ** 9 printk messages dropped ** [ 1334.214072][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.231700][ T32] 9d60: 80230ad0 80239bb0 90070113 ffffffff ** 6 printk messages dropped ** [ 1334.232335][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1334.233213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1334.234139][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.246056][ T32] task:kworker/1:623 state:D stack:0 pid:4946 tgid:4946 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.247011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 ** 12 printk messages dropped ** [ 1334.248175][ T32] r5:85509b8c r4:85509800 ** 1 printk messages dropped ** [ 1334.248321][ T32] r7:ddde2d80 r6:83018200 r5:85509b8c r4:8555b480 ** 2 printk messages dropped ** [ 1334.248510][ T32] r4:8555b480 [ 1334.248564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.248663][ T32] r10:00000000 r9:8555b480 r8:80287e08 r7:eb51de60 r6:8551e580 r5:84b25400 [ 1334.248705][ T32] r4:00000001 [ 1334.248741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.248839][ T32] Exception stack(0xeb525fb0 to 0xeb525ff8) [ 1334.248940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.249030][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.249115][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.249183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.249239][ T32] r4:8551fdc0 [ 1334.250625][ T32] INFO: task kworker/1:623:4946 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.250721][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.250879][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.251012][ T32] Call trace: [ 1334.251114][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.251343][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.251426][ T32] r4:00000000 [ 1334.251473][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.251558][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.251646][ T32] 9d20: 7f8b1000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.251717][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.251769][ T32] 9d60: 80230ad0 80239bb0 90070113 ffffffff [ 1334.251819][ T32] r5:90070113 r4:80239bb0 [ 1334.251858][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.251940][ T32] r4:82ac21e4 [ 1334.251980][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.252165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.252220][ T32] r4:eaf29dc0 [ 1334.252297][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.252395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.252445][ T32] r4:00000000 [ 1334.252486][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.252575][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.252615][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.252702][ T32] r5:00001000 r4:dfd17000 [ 1334.252784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.252870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.253004][ T32] r5:852bd78c r4:852bd400 [ 1334.253033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.253086][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.253108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.253159][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.253214][ T32] r4:8530ac00 [ 1334.253312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.253395][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.253469][ T32] r4:00000001 [ 1334.253493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.253534][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.253563][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.253595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.253625][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.253656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.253693][ T32] r4:852cfa40 [ 1334.253744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.253780][ T32] INFO: task kworker/1:624:4947 blocked for more than 460 seconds. [ 1334.253812][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.253848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.253877][ T32] task:kworker/1:624 state:D stack:0 pid:4947 tgid:4947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.253956][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.254009][ T32] Call trace: [ 1334.254146][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.254247][ T32] r10:8291a684 r9:eb529d84 r8:00000002 r7:60000113 r6:eb529d8c r5:84b26c00 [ 1334.281037][ T32] r4:84b26c00 [ 1334.281136][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.281242][ T32] r5:84b26c00 r4:8291a680 [ 1334.281273][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.281323][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.281371][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 [ 1334.281394][ T32] r4:00000000 [ 1334.281414][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.281480][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.281529][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.281578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556f140 [ 1334.281615][ T32] r4:00000000 [ 1334.281640][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.281709][ T32] r9:83018205 r8:84b26c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1334.281735][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.281784][ T32] r5:00001000 r4:eb343000 [ 1334.281805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.281847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.281893][ T32] r5:85509f8c r4:85509c00 [ 1334.281913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.281964][ T32] r7:ddde2d80 r6:83018200 r5:85509f8c r4:8555b500 [ 1334.281985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.282066][ T32] r10:61c88647 r9:84b26c00 r8:8555b52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.282109][ T32] r4:8555b500 [ 1334.282133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.282186][ T32] r10:00000000 r9:8555b500 r8:80287e08 r7:eb51de60 r6:8551e600 r5:84b26c00 [ 1334.282209][ T32] r4:00000001 [ 1334.282230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.282271][ T32] Exception stack(0xeb529fb0 to 0xeb529ff8) [ 1334.282335][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.282372][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.282401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.282448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.282478][ T32] r4:854dfd80 [ 1334.283320][ T32] INFO: task kworker/1:624:4947 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.283368][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.283443][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.283493][ T32] Call trace: [ 1334.283738][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.283798][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.283822][ T32] r4:00000000 [ 1334.284061][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.284112][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.284262][ T32] 9d20: 7fcbb000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.298715][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.298853][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.298921][ T32] r5:80070113 r4:80239bb0 [ 1334.298974][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.299104][ T32] r4:82ac21e4 [ 1334.299150][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.299246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.299296][ T32] r4:eaf29dc0 [ 1334.299354][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.299473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.299525][ T32] r4:00000000 [ 1334.299584][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.299694][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.299761][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.299909][ T32] r5:00001000 r4:dfd17000 [ 1334.299982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.300068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.300152][ T32] r5:852bd78c r4:852bd400 [ 1334.300192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.300302][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.300349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.300444][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.300487][ T32] r4:8530ac00 [ 1334.300527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.300619][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.300662][ T32] r4:00000001 [ 1334.300702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.300786][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.300867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.300930][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.300986][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.301046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.301089][ T32] r4:852cfa40 [ 1334.301133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.301211][ T32] INFO: task kworker/0:286:4950 blocked for more than 460 seconds. [ 1334.301301][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.301388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.301463][ T32] task:kworker/0:286 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.301635][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.301724][ T32] Call trace: [ 1334.301908][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.302047][ T32] r10:8291a684 r9:eb4c5d84 r8:00000002 r7:60000113 r6:eb4c5d8c r5:84b26000 [ 1334.302106][ T32] r4:84b26000 [ 1334.302172][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.302263][ T32] r5:84b26000 r4:8291a680 [ 1334.302304][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.302379][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.302476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c5e08 [ 1334.302549][ T32] r4:00000000 [ 1334.302619][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.302689][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.302788][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.302898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85561a00 [ 1334.302943][ T32] r4:00000000 [ 1334.303013][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.303101][ T32] r9:83018005 r8:84b26000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.303214][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.303329][ T32] r5:00001000 r4:eb30b000 [ 1334.303386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.303496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.303601][ T32] r5:8541ab8c r4:8541a800 [ 1334.303642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.303734][ T32] r7:dddced80 r6:83018000 r5:8541ab8c r4:8551e680 [ 1334.303810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.303915][ T32] r10:61c88647 r9:84b26000 r8:8551e6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.303961][ T32] r4:8551e680 [ 1334.304000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.304095][ T32] r10:00000000 r9:8551e680 r8:80287e08 r7:eb495e60 r6:8551e700 r5:84b26000 [ 1334.304142][ T32] r4:00000001 [ 1334.304199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.324800][ T32] Exception stack(0xeb4c5fb0 to 0xeb4c5ff8) [ 1334.324940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.324976][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.325008][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.325063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.325095][ T32] r4:85561c40 [ 1334.325924][ T32] INFO: task kworker/0:286:4950 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.325970][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.326047][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.326158][ T32] Call trace: [ 1334.326214][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.326283][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.326308][ T32] r4:00000000 [ 1334.326329][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.326375][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.326431][ T32] 9d20: 80463000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.326469][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.326521][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.326551][ T32] r5:80070113 r4:80239bb0 [ 1334.326573][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.326623][ T32] r4:82ac21e4 [ 1334.326645][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.326692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.326775][ T32] r4:eaf29dc0 [ 1334.326823][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.326891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.326946][ T32] r4:00000000 [ 1334.326972][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.327030][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.327053][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.327100][ T32] r5:00001000 r4:dfd17000 [ 1334.327120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.327192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.327269][ T32] r5:852bd78c r4:852bd400 [ 1334.327318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.327375][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.327399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.327452][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.327481][ T32] r4:8530ac00 [ 1334.327528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.327586][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.327610][ T32] r4:00000001 [ 1334.327642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.327686][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.327776][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.327812][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.327869][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.327904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.327927][ T32] r4:852cfa40 [ 1334.327951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.327981][ T32] INFO: task kworker/0:287:4953 blocked for more than 460 seconds. [ 1334.328034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.328099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.328125][ T32] task:kworker/0:287 state:D stack:0 pid:4953 tgid:4953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.328230][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.328396][ T32] Call trace: [ 1334.328450][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.328506][ T32] r10:8291a684 r9:eb4c1d84 r8:00000002 r7:60000013 r6:eb4c1d8c r5:84a26c00 [ 1334.328531][ T32] r4:84a26c00 [ 1334.328575][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.328635][ T32] r5:84a26c00 r4:8291a680 [ 1334.328662][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.328758][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.328811][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c1e08 [ 1334.328835][ T32] r4:00000000 [ 1334.328902][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.328960][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.329006][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.329054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85577280 [ 1334.329080][ T32] r4:00000000 [ 1334.329124][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.329178][ T32] r9:83018005 r8:84a26c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1334.329202][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.329295][ T32] r5:00001000 r4:eb57d000 [ 1334.329320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.329383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.329443][ T32] r5:8541b38c r4:8541b000 [ 1334.329467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.329519][ T32] r7:dddced80 r6:83018000 r5:8541b38c r4:8551e780 [ 1334.329569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.329650][ T32] r10:61c88647 r9:84a26c00 r8:8551e7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.329678][ T32] r4:8551e780 [ 1334.329698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.329753][ T32] r10:00000000 r9:8551e780 r8:80287e08 r7:eb495e60 r6:8551e800 r5:84a26c00 [ 1334.329807][ T32] r4:00000001 [ 1334.329862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.329907][ T32] Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) [ 1334.329937][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.329966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.330018][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.330089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.330116][ T32] r4:85561bc0 [ 1334.330586][ T32] INFO: task kworker/0:287:4953 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.330623][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.330683][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.330728][ T32] Call trace: [ 1334.330828][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.330890][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.330915][ T32] r4:00000000 [ 1334.330935][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.331030][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.331066][ T32] 9d20: 80463000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.331099][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.331158][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.331284][ T32] r5:80070113 r4:80239bb0 [ 1334.331310][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.331356][ T32] r4:82ac21e4 [ 1334.331377][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.331423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.331447][ T32] r4:eaf29dc0 [ 1334.331490][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.331543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.331566][ T32] r4:00000000 [ 1334.331614][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.331694][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.331720][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.331778][ T32] r5:00001000 r4:dfd17000 [ 1334.331798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.331841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.331887][ T32] r5:852bd78c r4:852bd400 [ 1334.331907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.332012][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.332038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.332095][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.332120][ T32] r4:8530ac00 [ 1334.332152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.332208][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.332258][ T32] r4:00000001 [ 1334.332306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.332379][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.332451][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.332486][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.332515][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.332547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.332570][ T32] r4:852cfa40 [ 1334.332602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.332632][ T32] INFO: task kworker/1:625:4955 blocked for more than 460 seconds. [ 1334.332762][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.332792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.332815][ T32] task:kworker/1:625 state:D stack:0 pid:4955 tgid:4955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.332862][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.332930][ T32] Call trace: [ 1334.332970][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.333028][ T32] r10:8291a684 r9:eb551d84 r8:00000002 r7:60000013 r6:eb551d8c r5:84a26000 [ 1334.333091][ T32] r4:84a26000 [ 1334.333117][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.333167][ T32] r5:84a26000 r4:8291a680 [ 1334.333201][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.333248][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.333296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb551e08 [ 1334.333319][ T32] r4:00000000 [ 1334.333362][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.333406][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.333447][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.333493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556f440 [ 1334.333515][ T32] r4:00000000 [ 1334.333566][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.333627][ T32] r9:83018205 r8:84a26000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1334.333650][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.333721][ T32] r5:00001000 r4:eb371000 [ 1334.333777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.333851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.333913][ T32] r5:8550a78c r4:8550a400 [ 1334.333962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.334019][ T32] r7:ddde2d80 r6:83018200 r5:8550a78c r4:8555b580 [ 1334.334067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.334260][ T32] r10:61c88647 r9:84a26000 r8:8555b5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.350265][ T32] r4:8555b580 [ 1334.350322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.350405][ T32] r10:00000000 r9:8555b580 r8:80287e08 r7:eb51de60 r6:8551e880 r5:84a26000 [ 1334.350431][ T32] r4:00000001 [ 1334.350484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.350533][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) [ 1334.350567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.350624][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.350698][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.350819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.350860][ T32] r4:8556f180 [ 1334.351654][ T32] INFO: task kworker/1:625:4955 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.351712][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.351826][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.351879][ T32] Call trace: [ 1334.351911][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.351971][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.351995][ T32] r4:00000000 [ 1334.352016][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.352059][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.352090][ T32] 9d20: 80519000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.352123][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.352150][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.352175][ T32] r5:80070113 r4:80239bb0 [ 1334.352196][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.352241][ T32] r4:82ac21e4 [ 1334.352262][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.352310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.352333][ T32] r4:eaf29dc0 [ 1334.352380][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.352483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.352511][ T32] r4:00000000 [ 1334.352532][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.352624][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.352652][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.352701][ T32] r5:00001000 r4:dfd17000 [ 1334.352722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.352773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.352820][ T32] r5:852bd78c r4:852bd400 [ 1334.352841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.352907][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.352959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.353016][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.353040][ T32] r4:8530ac00 [ 1334.353060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.353138][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.353166][ T32] r4:00000001 [ 1334.353187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.353251][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.353309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.353373][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.353431][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.353467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.353519][ T32] r4:852cfa40 [ 1334.353571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.353606][ T32] INFO: task kworker/1:626:4957 blocked for more than 460 seconds. [ 1334.353641][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.353668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.353690][ T32] task:kworker/1:626 state:D stack:0 pid:4957 tgid:4957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.353778][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.353833][ T32] Call trace: [ 1334.353892][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.353971][ T32] r10:8291a684 r9:eb559d84 r8:00000002 r7:60000113 r6:eb559d8c r5:85548000 [ 1334.353999][ T32] r4:85548000 [ 1334.354021][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.354069][ T32] r5:85548000 r4:8291a680 [ 1334.354090][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.354132][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.367278][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 1334.367392][ T32] r4:00000000 [ 1334.367419][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.367483][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.367528][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.367576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556f500 [ 1334.367600][ T32] r4:00000000 [ 1334.367620][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.367700][ T32] r9:83018205 r8:85548000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1334.367728][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.367789][ T32] r5:00001000 r4:eb37f000 [ 1334.367822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.367871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.367920][ T32] r5:8550ab8c r4:8550a800 [ 1334.367966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.368024][ T32] r7:ddde2d80 r6:83018200 r5:8550ab8c r4:8555b600 [ 1334.368047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.368099][ T32] r10:61c88647 r9:85548000 r8:8555b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.368123][ T32] r4:8555b600 [ 1334.368143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.368193][ T32] r10:00000000 r9:8555b600 r8:80287e08 r7:eb551e60 r6:8551e900 r5:85548000 [ 1334.368215][ T32] r4:00000001 [ 1334.368235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.368458][ T32] Exception stack(0xeb559fb0 to 0xeb559ff8) [ 1334.368497][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.368683][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.368717][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.368757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.368814][ T32] r4:8556f240 [ 1334.369612][ T32] INFO: task kworker/1:626:4957 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.369689][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.369845][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.369961][ T32] Call trace: [ 1334.370034][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.370100][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.370126][ T32] r4:00000000 [ 1334.370146][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.370189][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.370220][ T32] 9d20: 80a8e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.370250][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.370277][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.370301][ T32] r5:80070113 r4:80239bb0 [ 1334.370340][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.370397][ T32] r4:82ac21e4 [ 1334.370417][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.370475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.370503][ T32] r4:eaf29dc0 [ 1334.370523][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.370595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.370623][ T32] r4:00000000 [ 1334.370658][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.370713][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.370735][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.370854][ T32] r5:00001000 r4:dfd17000 [ 1334.370929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.370980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.371040][ T32] r5:852bd78c r4:852bd400 [ 1334.371065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.371135][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.371161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.371254][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.371283][ T32] r4:8530ac00 [ 1334.371304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.371381][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.371432][ T32] r4:00000001 [ 1334.371476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.371532][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.371617][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.371707][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.371764][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.371819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.371847][ T32] r4:852cfa40 [ 1334.371926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.371960][ T32] INFO: task kworker/1:627:4959 blocked for more than 460 seconds. [ 1334.371996][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.372022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.372043][ T32] task:kworker/1:627 state:D stack:0 pid:4959 tgid:4959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.372127][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.372194][ T32] Call trace: [ 1334.372241][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.372314][ T32] r10:8291a684 r9:eb569d84 r8:00000002 r7:60000113 r6:eb569d8c r5:85549800 [ 1334.372367][ T32] r4:85549800 [ 1334.372392][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.372440][ T32] r5:85549800 r4:8291a680 [ 1334.372460][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.372501][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.372571][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 [ 1334.372598][ T32] r4:00000000 [ 1334.372619][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.372658][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.372695][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.372744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556f680 [ 1334.372800][ T32] r4:00000000 [ 1334.372838][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.372891][ T32] r9:83018205 r8:85549800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.372913][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.372959][ T32] r5:00001000 r4:eb549000 [ 1334.372979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.373038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.373100][ T32] r5:8550af8c r4:8550ac00 [ 1334.373124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.373177][ T32] r7:ddde2d80 r6:83018200 r5:8550af8c r4:8555b680 [ 1334.373198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.373273][ T32] r10:61c88647 r9:85549800 r8:8555b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.373301][ T32] r4:8555b680 [ 1334.373323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.373373][ T32] r10:00000000 r9:8555b680 r8:80287e08 r7:eb559e60 r6:8551e980 r5:85549800 [ 1334.373396][ T32] r4:00000001 [ 1334.373416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.373456][ T32] Exception stack(0xeb569fb0 to 0xeb569ff8) [ 1334.373530][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.373597][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.373635][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.373668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.373798][ T32] r4:8556f3c0 [ 1334.397107][ T32] INFO: task kworker/1:627:4959 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.397250][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.397427][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.397507][ T32] Call trace: [ 1334.397559][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.397628][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.397668][ T32] r4:00000000 [ 1334.397721][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.397778][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.397813][ T32] 9d20: 80d88000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.397867][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.397899][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.397954][ T32] r5:80070113 r4:80239bb0 [ 1334.397980][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.398063][ T32] r4:82ac21e4 [ 1334.398111][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.398187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.398214][ T32] r4:eaf29dc0 [ 1334.398234][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.398282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.398305][ T32] r4:00000000 [ 1334.398326][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.398377][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.398424][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.398476][ T32] r5:00001000 r4:dfd17000 [ 1334.398497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.398539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.398623][ T32] r5:852bd78c r4:852bd400 [ 1334.398673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.398730][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.398820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.398878][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.398913][ T32] r4:8530ac00 [ 1334.398937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.398990][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.399056][ T32] r4:00000001 [ 1334.399082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.399122][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.399175][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.399235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.399295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.399330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.399378][ T32] r4:852cfa40 [ 1334.399405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.399436][ T32] INFO: task kworker/1:628:4960 blocked for more than 460 seconds. [ 1334.399469][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.399495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.399516][ T32] task:kworker/1:628 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.399602][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.399655][ T32] Call trace: [ 1334.399686][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.399739][ T32] r10:8291a684 r9:eb52dd84 r8:00000002 r7:60000113 r6:eb52dd8c r5:85592400 [ 1334.399771][ T32] r4:85592400 [ 1334.399793][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.399853][ T32] r5:85592400 r4:8291a680 [ 1334.399877][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.399922][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.399992][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb52de08 [ 1334.400020][ T32] r4:00000000 [ 1334.400041][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.400078][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.400115][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.400160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556fc00 [ 1334.400182][ T32] r4:00000000 [ 1334.400201][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.400262][ T32] r9:83018205 r8:85592400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1334.400288][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.400344][ T32] r5:00001000 r4:e0179000 [ 1334.400368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.400432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.400482][ T32] r5:8550b78c r4:8550b400 [ 1334.400528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.400581][ T32] r7:ddde2d80 r6:83018200 r5:8550b78c r4:8555b700 [ 1334.400630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.400685][ T32] r10:61c88647 r9:85592400 r8:8555b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.400716][ T32] r4:8555b700 [ 1334.400758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.400838][ T32] r10:00000000 r9:8555b700 r8:80287e08 r7:eb569e60 r6:8555b780 r5:85592400 [ 1334.400865][ T32] r4:00000001 [ 1334.400885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.400925][ T32] Exception stack(0xeb52dfb0 to 0xeb52dff8) [ 1334.400954][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.400984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.401171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.401231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.401258][ T32] r4:8556f3c0 [ 1334.402007][ T32] INFO: task kworker/1:628:4960 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.402045][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.402130][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.402181][ T32] Call trace: [ 1334.402210][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.402290][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.402318][ T32] r4:00000000 [ 1334.402339][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.402395][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.402430][ T32] 9d20: 80d88000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.402463][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.402491][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.402516][ T32] r5:80070113 r4:80239bb0 [ 1334.402536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.402606][ T32] r4:82ac21e4 [ 1334.402652][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.402705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.402728][ T32] r4:eaf29dc0 [ 1334.402789][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.402838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.402862][ T32] r4:00000000 [ 1334.402882][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.402930][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.402951][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.402995][ T32] r5:00001000 r4:dfd17000 [ 1334.403015][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.403057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.403128][ T32] r5:852bd78c r4:852bd400 [ 1334.403153][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.403209][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.403232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.403285][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.403324][ T32] r4:8530ac00 [ 1334.403372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.403428][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.403451][ T32] r4:00000001 [ 1334.403518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.403562][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.403591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.403647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.403680][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.403725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.403759][ T32] r4:852cfa40 [ 1334.403782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.403841][ T32] INFO: task kworker/1:629:4962 blocked for more than 460 seconds. [ 1334.403923][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.403955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.403980][ T32] task:kworker/1:629 state:D stack:0 pid:4962 tgid:4962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.404047][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.404128][ T32] Call trace: [ 1334.423274][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.423381][ T32] r10:8291a684 r9:eb555d84 r8:00000002 r7:60000113 r6:eb555d8c r5:85593c00 [ 1334.423463][ T32] r4:85593c00 [ 1334.423523][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.423582][ T32] r5:85593c00 r4:8291a680 [ 1334.423606][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.423652][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.423714][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 [ 1334.423742][ T32] r4:00000000 [ 1334.423811][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.423854][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.423897][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.423944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556f880 [ 1334.424001][ T32] r4:00000000 [ 1334.424031][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.424087][ T32] r9:83018205 r8:85593c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.424109][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.435052][ T32] r5:00001000 r4:eb565000 [ 1334.435169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.435248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.435333][ T32] r5:8550b38c r4:8550b000 [ 1334.435389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.435455][ T32] r7:ddde2d80 r6:83018200 r5:8550b38c r4:8555b800 [ 1334.435480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.435539][ T32] r10:61c88647 r9:85593c00 r8:8555b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.435565][ T32] r4:8555b800 [ 1334.435588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.435645][ T32] r10:00000000 r9:8555b800 r8:80287e08 r7:eb52de60 r6:8555b880 r5:85593c00 [ 1334.435699][ T32] r4:00000001 [ 1334.435757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.435838][ T32] Exception stack(0xeb555fb0 to 0xeb555ff8) [ 1334.435897][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.435934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.435967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.436003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.436029][ T32] r4:8556f3c0 [ 1334.436875][ T32] INFO: task kworker/1:629:4962 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.436934][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.437125][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.437203][ T32] Call trace: [ 1334.437268][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.437397][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.437425][ T32] r4:00000000 [ 1334.437446][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.437491][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.437522][ T32] 9d20: 815b2000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.437554][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.437581][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.437605][ T32] r5:80070113 r4:80239bb0 [ 1334.437625][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.437672][ T32] r4:82ac21e4 [ 1334.437694][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.437740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.437803][ T32] r4:eaf29dc0 [ 1334.437828][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.437877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.437900][ T32] r4:00000000 [ 1334.437950][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.438006][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.438056][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.438107][ T32] r5:00001000 r4:dfd17000 [ 1334.438152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.438262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.438334][ T32] r5:852bd78c r4:852bd400 [ 1334.438419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.438476][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.438521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.438576][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.438600][ T32] r4:8530ac00 [ 1334.438627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.438680][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.438702][ T32] r4:00000001 [ 1334.438721][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.438826][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.438858][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.438893][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.438922][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.438953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.438975][ T32] r4:852cfa40 [ 1334.438997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.439074][ T32] INFO: task kworker/1:630:4964 blocked for more than 460 seconds. [ 1334.439114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.439143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.439165][ T32] task:kworker/1:630 state:D stack:0 pid:4964 tgid:4964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.439215][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.439274][ T32] Call trace: [ 1334.439545][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.439633][ T32] r10:8291a684 r9:eb581d84 r8:00000002 r7:60000113 r6:eb581d8c r5:85459800 [ 1334.439661][ T32] r4:85459800 [ 1334.439683][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.439731][ T32] r5:85459800 r4:8291a680 [ 1334.439787][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.439836][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.439940][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb581e08 [ 1334.439968][ T32] r4:00000000 [ 1334.439988][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.440026][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.440062][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.440114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555d400 [ 1334.440140][ T32] r4:00000000 [ 1334.440192][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.440273][ T32] r9:83018205 r8:85459800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.440326][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.440399][ T32] r5:00001000 r4:eae11000 [ 1334.440423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.440466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.440512][ T32] r5:8550c38c r4:8550c000 [ 1334.440532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.440609][ T32] r7:ddde2d80 r6:83018200 r5:8550c38c r4:8555b900 [ 1334.440665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.440721][ T32] r10:61c88647 r9:85459800 r8:8555b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.440782][ T32] r4:8555b900 [ 1334.440843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.440900][ T32] r10:00000000 r9:8555b900 r8:80287e08 r7:eb52de60 r6:8555b980 r5:85459800 [ 1334.440926][ T32] r4:00000001 [ 1334.440970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.441018][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) [ 1334.441047][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.441092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.441137][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.441172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.441221][ T32] r4:8556f780 [ 1334.441714][ T32] INFO: task kworker/1:630:4964 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.441764][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.441856][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.441943][ T32] Call trace: [ 1334.442015][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.442104][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.442162][ T32] r4:00000000 [ 1334.442186][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.442233][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.442271][ T32] 9d20: 815b2000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.442324][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.442362][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.442391][ T32] r5:80070113 r4:80239bb0 [ 1334.442450][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.442540][ T32] r4:82ac21e4 [ 1334.442585][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.442639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.442665][ T32] r4:eaf29dc0 [ 1334.442727][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.442835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.442861][ T32] r4:00000000 [ 1334.442884][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.442935][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.442957][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.443025][ T32] r5:00001000 r4:dfd17000 [ 1334.443051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.443125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.443177][ T32] r5:852bd78c r4:852bd400 [ 1334.443200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.443266][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.443292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.443351][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.443376][ T32] r4:8530ac00 [ 1334.443427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.443484][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.443506][ T32] r4:00000001 [ 1334.443551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.443598][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.443629][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.443661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.443691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.443721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.443743][ T32] r4:852cfa40 [ 1334.443771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.443801][ T32] INFO: task kworker/0:288:4966 blocked for more than 460 seconds. [ 1334.443831][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.443857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.443880][ T32] task:kworker/0:288 state:D stack:0 pid:4966 tgid:4966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.443958][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.444013][ T32] Call trace: [ 1334.444048][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.444114][ T32] r10:8291a684 r9:eb56dd84 r8:00000002 r7:60000113 r6:eb56dd8c r5:85548c00 [ 1334.470128][ T32] r4:85548c00 [ 1334.470258][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.470368][ T32] r5:85548c00 r4:8291a680 [ 1334.470419][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.470570][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.470625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 [ 1334.470691][ T32] r4:00000000 [ 1334.470828][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.470883][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.470953][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.471058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85577400 [ 1334.471093][ T32] r4:00000000 [ 1334.471144][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.471203][ T32] r9:83018005 r8:85548c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1334.471226][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.471302][ T32] r5:00001000 r4:eb58d000 [ 1334.471327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.471375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.471422][ T32] r5:8541b78c r4:8541b400 [ 1334.471492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.471574][ T32] r7:dddced80 r6:83018000 r5:8541b78c r4:8551ea00 [ 1334.471600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.471653][ T32] r10:61c88647 r9:85548c00 r8:8551ea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.471733][ T32] r4:8551ea00 [ 1334.471770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.471831][ T32] r10:00000000 r9:8551ea00 r8:80287e08 r7:eb4c1e60 r6:8551ea80 r5:85548c00 [ 1334.471881][ T32] r4:00000001 [ 1334.471925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.471992][ T32] Exception stack(0xeb56dfb0 to 0xeb56dff8) [ 1334.472029][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.472109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.472145][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.472180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.472204][ T32] r4:85577100 [ 1334.473003][ T32] INFO: task kworker/0:288:4966 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.473074][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.473276][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.473580][ T32] Call trace: [ 1334.473789][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.473922][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.474064][ T32] r4:00000000 [ 1334.474266][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.485094][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.485293][ T32] 9d20: 81b98000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.485358][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.485409][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.485459][ T32] r5:80070113 r4:80239bb0 [ 1334.485553][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.485695][ T32] r4:82ac21e4 [ 1334.485744][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.485892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.485951][ T32] r4:eaf29dc0 [ 1334.486013][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.486108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.486190][ T32] r4:00000000 [ 1334.486238][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.486334][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.486377][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.486461][ T32] r5:00001000 r4:dfd17000 [ 1334.486533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.486608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.486843][ T32] r5:852bd78c r4:852bd400 [ 1334.486892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.487022][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.487075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.487174][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.487229][ T32] r4:8530ac00 [ 1334.487271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.487361][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.487399][ T32] r4:00000001 [ 1334.487450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.487533][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.487591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.487650][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.487725][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.487880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.487931][ T32] r4:852cfa40 [ 1334.487979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.488039][ T32] INFO: task kworker/0:289:4968 blocked for more than 461 seconds. [ 1334.488161][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.488255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.488304][ T32] task:kworker/0:289 state:D stack:0 pid:4968 tgid:4968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.488439][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.488524][ T32] Call trace: [ 1334.488588][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.488716][ T32] r10:8291a684 r9:eb591d84 r8:00000002 r7:60000113 r6:eb591d8c r5:8554b000 [ 1334.488778][ T32] r4:8554b000 [ 1334.488862][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.488954][ T32] r5:8554b000 r4:8291a680 [ 1334.488996][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.489106][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.489201][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 [ 1334.489243][ T32] r4:00000000 [ 1334.489278][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.489369][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.489541][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.489643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85577580 [ 1334.489720][ T32] r4:00000000 [ 1334.489778][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.489872][ T32] r9:83018005 r8:8554b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1334.489945][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.490040][ T32] r5:00001000 r4:eb599000 [ 1334.490082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.490181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.490282][ T32] r5:8541bb8c r4:8541b800 [ 1334.490351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.490464][ T32] r7:dddced80 r6:83018000 r5:8541bb8c r4:8551eb00 [ 1334.490535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.490633][ T32] r10:61c88647 r9:8554b000 r8:8551eb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.490696][ T32] r4:8551eb00 [ 1334.490805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.490937][ T32] r10:00000000 r9:8551eb00 r8:80287e08 r7:eb56de60 r6:8551eb80 r5:8554b000 [ 1334.491011][ T32] r4:00000001 [ 1334.491057][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.491155][ T32] Exception stack(0xeb591fb0 to 0xeb591ff8) [ 1334.491212][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.491269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.491331][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.491391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.491434][ T32] r4:85577200 [ 1334.492760][ T32] INFO: task kworker/0:289:4968 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.492864][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.492987][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.493070][ T32] Call trace: [ 1334.493105][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.493179][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.493208][ T32] r4:00000000 [ 1334.493301][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.493351][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.493406][ T32] 9d20: 81b98000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.493442][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.493481][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.493515][ T32] r5:80070113 r4:80239bb0 [ 1334.493539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.493585][ T32] r4:82ac21e4 [ 1334.493606][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.493653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.493693][ T32] r4:eaf29dc0 [ 1334.493717][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.493776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.493801][ T32] r4:00000000 [ 1334.493822][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.493871][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.493892][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.493962][ T32] r5:00001000 r4:dfd17000 [ 1334.493989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.494058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.494134][ T32] r5:852bd78c r4:852bd400 [ 1334.494250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.517543][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.517624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.517757][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.517788][ T32] r4:8530ac00 [ 1334.517809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.517865][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.517889][ T32] r4:00000001 [ 1334.517910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.517952][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.517984][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.518015][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.518043][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.518074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.518097][ T32] r4:852cfa40 [ 1334.518143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.518180][ T32] INFO: task kworker/0:290:4970 blocked for more than 461 seconds. [ 1334.518214][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.518275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.518302][ T32] task:kworker/0:290 state:D stack:0 pid:4970 tgid:4970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.518364][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.518413][ T32] Call trace: [ 1334.518469][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.518636][ T32] r10:8291a684 r9:eb59dd84 r8:00000002 r7:60000113 r6:eb59dd8c r5:8554bc00 [ 1334.518665][ T32] r4:8554bc00 [ 1334.518686][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.518733][ T32] r5:8554bc00 r4:8291a680 [ 1334.518819][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.518870][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.518934][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb59de08 [ 1334.518962][ T32] r4:00000000 [ 1334.518983][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.519023][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.519064][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.519110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85577cc0 [ 1334.519157][ T32] r4:00000000 [ 1334.519183][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.519238][ T32] r9:83018005 r8:8554bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1334.519262][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.519307][ T32] r5:00001000 r4:e08fb000 [ 1334.519447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.519524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.519575][ T32] r5:855d078c r4:855d0400 [ 1334.519597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.519648][ T32] r7:dddced80 r6:83018000 r5:855d078c r4:8551ec00 [ 1334.519802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.519859][ T32] r10:61c88647 r9:8554bc00 r8:8551ec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.520089][ T32] r4:8551ec00 [ 1334.520149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.520227][ T32] r10:00000000 r9:8551ec00 r8:80287e08 r7:eb591e60 r6:8551ec80 r5:8554bc00 [ 1334.520257][ T32] r4:00000001 [ 1334.520278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.520344][ T32] Exception stack(0xeb59dfb0 to 0xeb59dff8) [ 1334.520377][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.520409][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.520463][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.520498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.520569][ T32] r4:85577380 [ 1334.521346][ T32] INFO: task kworker/0:290:4970 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.521386][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.521447][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.521493][ T32] Call trace: [ 1334.521584][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.521654][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.521726][ T32] r4:00000000 [ 1334.521769][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.521819][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.521878][ T32] 9d20: 81e7c000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.521944][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.521989][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.522025][ T32] r5:80070113 r4:80239bb0 [ 1334.522097][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.522172][ T32] r4:82ac21e4 [ 1334.522249][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.522325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.522387][ T32] r4:eaf29dc0 [ 1334.522437][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.522514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.522590][ T32] r4:00000000 [ 1334.522671][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.522736][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.522818][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.522978][ T32] r5:00001000 r4:dfd17000 [ 1334.523005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.523052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.523100][ T32] r5:852bd78c r4:852bd400 [ 1334.523120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.523172][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.523217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.523276][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.523302][ T32] r4:8530ac00 [ 1334.523345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.523404][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.523427][ T32] r4:00000001 [ 1334.523447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.523486][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.523540][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.523583][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.523614][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.523645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.523670][ T32] r4:852cfa40 [ 1334.523692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.523720][ T32] INFO: task kworker/0:291:4972 blocked for more than 461 seconds. [ 1334.523807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.523838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.523885][ T32] task:kworker/0:291 state:D stack:0 pid:4972 tgid:4972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.523963][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.524012][ T32] Call trace: [ 1334.524073][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.524191][ T32] r10:8291a684 r9:eb5a9d84 r8:00000002 r7:60000113 r6:eb5a9d8c r5:8554c800 [ 1334.542814][ T32] r4:8554c800 [ 1334.542873][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.542984][ T32] r5:8554c800 r4:8291a680 [ 1334.543022][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.543138][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.543193][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 [ 1334.543216][ T32] r4:00000000 [ 1334.543260][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.543303][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.543346][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.543405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85577700 [ 1334.543494][ T32] r4:00000000 [ 1334.543618][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.543676][ T32] r9:83018005 r8:8554c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1334.543710][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.543771][ T32] r5:00001000 r4:eb5a5000 [ 1334.543793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.543885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.543949][ T32] r5:8541bf8c r4:8541bc00 [ 1334.543975][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.544028][ T32] r7:dddced80 r6:83018000 r5:8541bf8c r4:8551ed00 [ 1334.544050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.544168][ T32] r10:61c88647 r9:8554c800 r8:8551ed2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.544796][ T32] r4:8551ed00 [ 1334.544862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.544934][ T32] r10:00000000 r9:8551ed00 r8:80287e08 r7:eb59de60 r6:8551ed80 r5:8554c800 [ 1334.544959][ T32] r4:00000001 [ 1334.544980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.545120][ T32] Exception stack(0xeb5a9fb0 to 0xeb5a9ff8) [ 1334.545218][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.545254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.545282][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.545315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.545339][ T32] r4:85577500 [ 1334.546123][ T32] INFO: task kworker/0:291:4972 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.546216][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.546419][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.546475][ T32] Call trace: [ 1334.546529][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.546589][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.546614][ T32] r4:00000000 [ 1334.546635][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.546703][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.546790][ T32] 9d20: 823d1000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.546848][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.546878][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.546905][ T32] r5:80070113 r4:80239bb0 [ 1334.546927][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.546977][ T32] r4:82ac21e4 [ 1334.546999][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.547075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.547176][ T32] r4:eaf29dc0 [ 1334.547276][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.547377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.547476][ T32] r4:00000000 [ 1334.547501][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.547577][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.547604][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.547652][ T32] r5:00001000 r4:dfd17000 [ 1334.547725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.547830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.547981][ T32] r5:852bd78c r4:852bd400 [ 1334.548079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.548136][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.548174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.548278][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.548307][ T32] r4:8530ac00 [ 1334.548377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.548459][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.548486][ T32] r4:00000001 [ 1334.548507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.548547][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.548607][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.548688][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.548760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.548834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.548862][ T32] r4:852cfa40 [ 1334.548909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.548961][ T32] INFO: task kworker/0:292:4976 blocked for more than 461 seconds. [ 1334.548998][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.549025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.549047][ T32] task:kworker/0:292 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.549096][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.549141][ T32] Call trace: [ 1334.549171][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.549226][ T32] r10:8291a684 r9:eb5b5d84 r8:00000002 r7:60000113 r6:eb5b5d8c r5:8554d400 [ 1334.549262][ T32] r4:8554d400 [ 1334.549309][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.549372][ T32] r5:8554d400 r4:8291a680 [ 1334.549400][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.549473][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.549526][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b5e08 [ 1334.549551][ T32] r4:00000000 [ 1334.549571][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.549610][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.549647][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.549693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85577980 [ 1334.549716][ T32] r4:00000000 [ 1334.549735][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.549817][ T32] r9:83018005 r8:8554d400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1334.549843][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.549891][ T32] r5:00001000 r4:dffb5000 [ 1334.549912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.549977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.550051][ T32] r5:84b6878c r4:84b68400 [ 1334.550075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.550128][ T32] r7:dddced80 r6:83018000 r5:84b6878c r4:8551ee00 [ 1334.550151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.550228][ T32] r10:61c88647 r9:8554d400 r8:8551ee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.550257][ T32] r4:8551ee00 [ 1334.550279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.550330][ T32] r10:00000000 r9:8551ee00 r8:80287e08 r7:eb59de60 r6:8551ee80 r5:8554d400 [ 1334.550353][ T32] r4:00000001 [ 1334.550391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.550491][ T32] Exception stack(0xeb5b5fb0 to 0xeb5b5ff8) [ 1334.550523][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.550554][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.550606][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.550641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.550665][ T32] r4:85577780 [ 1334.551197][ T32] INFO: task kworker/0:292:4976 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.551240][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.551304][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.551382][ T32] Call trace: [ 1334.551414][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.551494][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.551573][ T32] r4:00000000 [ 1334.551599][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.551698][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.551733][ T32] 9d20: 823d1000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.551796][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.551852][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.551930][ T32] r5:80070113 r4:80239bb0 [ 1334.551967][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.552015][ T32] r4:82ac21e4 [ 1334.552038][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.552158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.552222][ T32] r4:eaf29dc0 [ 1334.552257][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.552310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.552333][ T32] r4:00000000 [ 1334.552353][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.552402][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.552456][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.552519][ T32] r5:00001000 r4:dfd17000 [ 1334.552541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.552609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.552679][ T32] r5:852bd78c r4:852bd400 [ 1334.552704][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.552764][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.552786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.552861][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.552901][ T32] r4:8530ac00 [ 1334.552945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.553003][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.553051][ T32] r4:00000001 [ 1334.553081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.553124][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.553214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.553250][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.553281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.553312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.553359][ T32] r4:852cfa40 [ 1334.553383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.553409][ T32] INFO: task kworker/0:293:4977 blocked for more than 461 seconds. [ 1334.553439][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.553465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.553487][ T32] task:kworker/0:293 state:D stack:0 pid:4977 tgid:4977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.553587][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.553635][ T32] Call trace: [ 1334.553666][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.553719][ T32] r10:8291a684 r9:eb585d84 r8:00000002 r7:60000113 r6:eb585d8c r5:8554e000 [ 1334.553744][ T32] r4:8554e000 [ 1334.553774][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.553821][ T32] r5:8554e000 r4:8291a680 [ 1334.553841][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.553904][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.553990][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 [ 1334.554040][ T32] r4:00000000 [ 1334.554076][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.554173][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.591075][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.591236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85577b80 [ 1334.591405][ T32] r4:00000000 [ 1334.591578][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.591695][ T32] r9:83018005 r8:8554e000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1334.591847][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.591960][ T32] r5:00001000 r4:e0201000 [ 1334.592043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.592179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.592285][ T32] r5:855d038c r4:855d0000 [ 1334.592336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.592447][ T32] r7:dddced80 r6:83018000 r5:855d038c r4:8551ef00 [ 1334.592498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.592607][ T32] r10:61c88647 r9:8554e000 r8:8551ef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.592661][ T32] r4:8551ef00 [ 1334.592719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.592826][ T32] r10:00000000 r9:8551ef00 r8:80287e08 r7:eb59de60 r6:8551ef80 r5:8554e000 [ 1334.592898][ T32] r4:00000001 [ 1334.593063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.593158][ T32] Exception stack(0xeb585fb0 to 0xeb585ff8) [ 1334.593224][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.593287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.593342][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.593401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.593503][ T32] r4:85577780 [ 1334.599960][ T32] INFO: task kworker/0:293:4977 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.600260][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.600431][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.600575][ T32] Call trace: [ 1334.600652][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.600791][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.600862][ T32] r4:00000000 [ 1334.600921][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.601047][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.601127][ T32] 9d20: 82c3a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.601231][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.601341][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.601430][ T32] r5:80070113 r4:80239bb0 [ 1334.601504][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.601616][ T32] r4:82ac21e4 [ 1334.601672][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.601791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.601893][ T32] r4:eaf29dc0 [ 1334.601967][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.602098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.602192][ T32] r4:00000000 [ 1334.602260][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.602403][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.602489][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.602611][ T32] r5:00001000 r4:dfd17000 [ 1334.602657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.602735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.602926][ T32] r5:852bd78c r4:852bd400 [ 1334.602974][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.603234][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.603300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.603431][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.603480][ T32] r4:8530ac00 [ 1334.603521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.603623][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.603682][ T32] r4:00000001 [ 1334.603739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.603843][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.603962][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.604060][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.604250][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.630560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.630671][ T32] r4:852cfa40 [ 1334.630735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.630848][ T32] INFO: task kworker/1:631:4979 blocked for more than 461 seconds. [ 1334.630963][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.631048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.631127][ T32] task:kworker/1:631 state:D stack:0 pid:4979 tgid:4979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.631313][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.631453][ T32] Call trace: [ 1334.631610][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.631750][ T32] r10:8291a684 r9:eb29dd84 r8:00000002 r7:60000113 r6:eb29dd8c r5:85598000 [ 1334.631815][ T32] r4:85598000 [ 1334.631875][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.632021][ T32] r5:85598000 r4:8291a680 [ 1334.632166][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.632280][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.632389][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 [ 1334.632450][ T32] r4:00000000 [ 1334.632501][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.632600][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.632708][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.632841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555d180 [ 1334.632959][ T32] r4:00000000 [ 1334.633038][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.633170][ T32] r9:83018205 r8:85598000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1334.633232][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.633345][ T32] r5:00001000 r4:eab23000 [ 1334.633404][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.633507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.633617][ T32] r5:8550bb8c r4:8550b800 [ 1334.633696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.633831][ T32] r7:ddde2d80 r6:83018200 r5:8550bb8c r4:8555ba00 [ 1334.633891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.634029][ T32] r10:61c88647 r9:85598000 r8:8555ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.634097][ T32] r4:8555ba00 [ 1334.639024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.639357][ T32] r10:00000000 r9:8555ba00 r8:80287e08 r7:eb581e60 r6:8555ba80 r5:85598000 [ 1334.639435][ T32] r4:00000001 [ 1334.639492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.639590][ T32] Exception stack(0xeb29dfb0 to 0xeb29dff8) [ 1334.639693][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.639787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.639858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.639946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.640070][ T32] r4:8556fe00 [ 1334.641461][ T32] INFO: task kworker/1:631:4979 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.641555][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.641798][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.642040][ T32] Call trace: [ 1334.642154][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.642334][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.642405][ T32] r4:00000000 [ 1334.642463][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.642570][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.642647][ T32] 9d20: 82f6d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.642776][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.642899][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.643042][ T32] r5:80070113 r4:80239bb0 [ 1334.643112][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.643259][ T32] r4:82ac21e4 [ 1334.643333][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.643438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.643524][ T32] r4:eaf29dc0 [ 1334.643608][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.643781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.643859][ T32] r4:00000000 [ 1334.643915][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.644049][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.663846][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.665150][ T32] r5:00001000 r4:dfd17000 [ 1334.665254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.665383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.665499][ T32] r5:852bd78c r4:852bd400 [ 1334.665556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.665684][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.665787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.665958][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.666042][ T32] r4:8530ac00 [ 1334.666103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.666227][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.666293][ T32] r4:00000001 [ 1334.666383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.666495][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.666571][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.666688][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.666808][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.666941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.667062][ T32] r4:852cfa40 [ 1334.667133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.667245][ T32] INFO: task kworker/0:294:4981 blocked for more than 461 seconds. [ 1334.667334][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.667404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.667468][ T32] task:kworker/0:294 state:D stack:0 pid:4981 tgid:4981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.667698][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.667864][ T32] Call trace: [ 1334.668052][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.668208][ T32] r10:8291a684 r9:eb3e1d84 r8:00000002 r7:60000113 r6:eb3e1d8c r5:8559a400 [ 1334.668270][ T32] r4:8559a400 [ 1334.668326][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.668430][ T32] r5:8559a400 r4:8291a680 [ 1334.668487][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.668599][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.668722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 [ 1334.668788][ T32] r4:00000000 [ 1334.668846][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.668947][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.669072][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.669214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85577e00 [ 1334.669285][ T32] r4:00000000 [ 1334.669338][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.669457][ T32] r9:83018005 r8:8559a400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1334.669512][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.669616][ T32] r5:00001000 r4:eaad7000 [ 1334.669668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.669766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.669865][ T32] r5:855d0b8c r4:855d0800 [ 1334.669916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.670054][ T32] r7:dddced80 r6:83018000 r5:855d0b8c r4:8556b000 [ 1334.670114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.670246][ T32] r10:61c88647 r9:8559a400 r8:8556b02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.670315][ T32] r4:8556b000 [ 1334.670370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.670484][ T32] r10:00000000 r9:8556b000 r8:80287e08 r7:eb59de60 r6:8555bb00 r5:8559a400 [ 1334.670535][ T32] r4:00000001 [ 1334.670586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.670712][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) [ 1334.670874][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.670979][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.671070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.671157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.671267][ T32] r4:85577b40 [ 1334.672610][ T32] INFO: task kworker/0:294:4981 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.672708][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.672850][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.672962][ T32] Call trace: [ 1334.673049][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.673176][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.673237][ T32] r4:00000000 [ 1334.673319][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.673421][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.673493][ T32] 9d20: 83095000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.673563][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.673623][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.673681][ T32] r5:80070113 r4:80239bb0 [ 1334.673738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.673842][ T32] r4:82ac21e4 [ 1334.673886][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.674010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.674074][ T32] r4:eaf29dc0 [ 1334.674142][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.715117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.715262][ T32] r4:00000000 [ 1334.715322][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.715468][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.715521][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.715618][ T32] r5:00001000 r4:dfd17000 [ 1334.715697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.715804][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.715892][ T32] r5:852bd78c r4:852bd400 [ 1334.715985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.716090][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.716135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.716273][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.716350][ T32] r4:8530ac00 [ 1334.716411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.716566][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.716633][ T32] r4:00000001 [ 1334.716729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.716863][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.716949][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.717058][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.717137][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.717206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.717282][ T32] r4:852cfa40 [ 1334.717351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.717416][ T32] INFO: task kworker/0:295:4983 blocked for more than 461 seconds. [ 1334.717490][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.717551][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.717610][ T32] task:kworker/0:295 state:D stack:0 pid:4983 tgid:4983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.717758][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.717880][ T32] Call trace: [ 1334.717992][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.718165][ T32] r10:8291a684 r9:eb291d84 r8:00000002 r7:60000113 r6:eb291d8c r5:8554ec00 [ 1334.718264][ T32] r4:8554ec00 [ 1334.718335][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.718448][ T32] r5:8554ec00 r4:8291a680 [ 1334.718530][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.718624][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.718730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb291e08 [ 1334.718835][ T32] r4:00000000 [ 1334.718909][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.719023][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.719147][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.719264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85606280 [ 1334.719321][ T32] r4:00000000 [ 1334.719387][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.719500][ T32] r9:83018005 r8:8554ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1334.719543][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.719641][ T32] r5:00001000 r4:dfac7000 [ 1334.719697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.719793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.719918][ T32] r5:855d2b8c r4:855d2800 [ 1334.719979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.720113][ T32] r7:dddced80 r6:83018000 r5:855d2b8c r4:8556b080 [ 1334.720167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.720307][ T32] r10:61c88647 r9:8554ec00 r8:8556b0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.720378][ T32] r4:8556b080 [ 1334.720436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.720565][ T32] r10:00000000 r9:8556b080 r8:80287e08 r7:eb3e1e60 r6:8556b100 r5:8554ec00 [ 1334.720631][ T32] r4:00000001 [ 1334.720685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.720782][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.720843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.720920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.721020][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.721105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.721169][ T32] r4:85577c80 [ 1334.722582][ T32] INFO: task kworker/0:295:4983 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.722696][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.722972][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.723160][ T32] Call trace: [ 1334.723302][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.723471][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 ** 6 printk messages dropped ** [ 1334.724074][ T32] r5:80070113 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.750526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 9 printk messages dropped ** [ 1334.751608][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.751712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.751882][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.751946][ T32] r4:8530ac00 [ 1334.751995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.752112][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.752164][ T32] r4:00000001 [ 1334.752211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.752309][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.752390][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.752522][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.752604][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.752684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.752747][ T32] r4:852cfa40 [ 1334.752830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.752903][ T32] INFO: task kworker/0:296:4984 blocked for more than 461 seconds. [ 1334.752992][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.753067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.753137][ T32] task:kworker/0:296 state:D stack:0 pid:4984 tgid:4984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.753288][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.753436][ T32] Call trace: [ 1334.753577][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.753720][ T32] r10:8291a684 r9:eb3c5d84 r8:00000002 r7:60000113 r6:eb3c5d8c r5:8554a400 [ 1334.753854][ T32] r4:8554a400 [ 1334.753916][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.754070][ T32] r5:8554a400 r4:8291a680 [ 1334.754135][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.775077][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.775238][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c5e08 [ 1334.775284][ T32] r4:00000000 [ 1334.775325][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.775411][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.775508][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.775601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85644480 [ 1334.775648][ T32] r4:00000000 [ 1334.775738][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.775873][ T32] r9:83018005 r8:8554a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1334.775922][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.776019][ T32] r5:00001000 r4:eb66b000 [ 1334.776046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.776096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.776149][ T32] r5:855d0f8c r4:855d0c00 [ 1334.776187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.776255][ T32] r7:dddced80 r6:83018000 r5:855d0f8c r4:8556b180 [ 1334.776306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.776364][ T32] r10:61c88647 r9:8554a400 r8:8556b1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.776414][ T32] r4:8556b180 [ 1334.776440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.776494][ T32] r10:00000000 r9:8556b180 r8:80287e08 r7:eb291e60 r6:8556b200 r5:8554a400 [ 1334.776518][ T32] r4:00000001 [ 1334.776538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.776579][ T32] Exception stack(0xeb3c5fb0 to 0xeb3c5ff8) [ 1334.776623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.776660][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.776689][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.776721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.776743][ T32] r4:85577c80 [ 1334.777516][ T32] INFO: task kworker/0:296:4984 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.777555][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.777678][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.777793][ T32] Call trace: [ 1334.777833][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.777893][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.777927][ T32] r4:00000000 [ 1334.777953][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.777998][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.778029][ T32] 9d20: 83962000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.778060][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.778087][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.778116][ T32] r5:80070113 r4:80239bb0 [ 1334.778137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.778180][ T32] r4:82ac21e4 [ 1334.778201][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.778247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.778270][ T32] r4:eaf29dc0 [ 1334.778384][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.778436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.778459][ T32] r4:00000000 [ 1334.778480][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.778529][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.778552][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.778611][ T32] r5:00001000 r4:dfd17000 [ 1334.778640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.778706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.778809][ T32] r5:852bd78c r4:852bd400 [ 1334.778835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.778891][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.778912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.778981][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.779010][ T32] r4:8530ac00 [ 1334.779031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.779132][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.779161][ T32] r4:00000001 [ 1334.779182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.779247][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.779280][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.779311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.779355][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.779391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.779414][ T32] r4:852cfa40 [ 1334.779437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.779480][ T32] INFO: task kworker/1:632:4987 blocked for more than 461 seconds. [ 1334.779514][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.779540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.779586][ T32] task:kworker/1:632 state:D stack:0 pid:4987 tgid:4987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.779666][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.779880][ T32] r4:85550000 ** 3 printk messages dropped ** [ 1334.780016][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1334.780334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555d2c0 ** 5 printk messages dropped ** [ 1334.780553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.780607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.780673][ T32] r5:8550bf8c r4:8550bc00 [ 1334.780720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.780784][ T32] r7:ddde2d80 r6:83018200 r5:8550bf8c r4:8555bb80 [ 1334.780829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.780896][ T32] r10:61c88647 r9:85550000 r8:8555bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.780934][ T32] r4:8555bb80 [ 1334.780957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.781009][ T32] r10:00000000 r9:8555bb80 r8:80287e08 r7:eb581e60 r6:8556b280 r5:85550000 [ 1334.781064][ T32] r4:00000001 [ 1334.781088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.781160][ T32] Exception stack(0xeb401fb0 to 0xeb401ff8) [ 1334.781192][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.781252][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.781284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.781316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.781340][ T32] r4:8555d240 [ 1334.781799][ T32] INFO: task kworker/1:632:4987 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.781840][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.781899][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.781964][ T32] Call trace: [ 1334.782073][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.782193][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.782232][ T32] r4:00000000 [ 1334.782256][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.782301][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.782334][ T32] 9d20: 83962000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.782391][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.782428][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.782487][ T32] r5:80070113 r4:80239bb0 [ 1334.782563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.782685][ T32] r4:82ac21e4 [ 1334.782709][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.782809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.782838][ T32] r4:eaf29dc0 [ 1334.782857][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.782934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.782962][ T32] r4:00000000 [ 1334.783064][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.783165][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.783209][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.783261][ T32] r5:00001000 r4:dfd17000 [ 1334.783283][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.783325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.783394][ T32] r5:852bd78c r4:852bd400 [ 1334.783418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.783483][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.783508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.783600][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.783644][ T32] r4:8530ac00 [ 1334.783669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.783722][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 2 printk messages dropped ** [ 1334.783846][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 6 printk messages dropped ** [ 1334.810209][ T32] INFO: task kworker/1:633:4990 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.811122][ T32] r4:85550c00 ** 4 printk messages dropped ** [ 1334.811547][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 ** 4 printk messages dropped ** [ 1334.811988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555d900 ** 7 printk messages dropped ** [ 1334.812640][ T32] r5:8550d38c r4:8550d000 [ 1334.812722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.812854][ T32] r7:ddde2d80 r6:83018200 r5:8550d38c r4:8555bc00 [ 1334.812916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.813022][ T32] r10:61c88647 r9:85550c00 r8:8555bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.813108][ T32] r4:8555bc00 [ 1334.813160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.813272][ T32] r10:00000000 r9:8555bc00 r8:80287e08 r7:eb581e60 r6:8556b300 r5:85550c00 [ 1334.813325][ T32] r4:00000001 [ 1334.813421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.813516][ T32] Exception stack(0xeb491fb0 to 0xeb491ff8) [ 1334.813582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.813677][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.813742][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.813812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.813886][ T32] r4:8555d240 [ 1334.819389][ T32] INFO: task kworker/1:633:4990 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.819540][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.819692][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.819877][ T32] Call trace: [ 1334.820096][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.820224][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.820315][ T32] r4:00000000 [ 1334.820390][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.820487][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.820559][ T32] 9d20: 83bb8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.820630][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.820700][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.820778][ T32] r5:80070113 r4:80239bb0 [ 1334.820831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.820923][ T32] r4:82ac21e4 [ 1334.820966][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.821061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.821129][ T32] r4:eaf29dc0 [ 1334.821179][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.821269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 6 printk messages dropped ** [ 1334.821888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.822639][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.823062][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1334.823211][ T32] r4:852cfa40 [ 1334.823268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.823350][ T32] INFO: task kworker/1:634:4992 blocked for more than 461 seconds. [ 1334.823431][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.823482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.823547][ T32] task:kworker/1:634 state:D stack:0 pid:4992 tgid:4992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.823667][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.823775][ T32] Call trace: [ 1334.823852][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.823969][ T32] r10:8291a684 r9:eb5bdd84 r8:00000002 r7:60000113 r6:eb5bdd8c r5:85553000 [ 1334.824026][ T32] r4:85553000 [ 1334.824077][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.824223][ T32] r5:85553000 r4:8291a680 [ 1334.845228][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.845372][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.845462][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5bde08 [ 1334.845515][ T32] r4:00000000 [ 1334.845563][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.845695][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.845810][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.845955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555d540 [ 1334.846033][ T32] r4:00000000 [ 1334.846084][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.846212][ T32] r9:83018205 r8:85553000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1334.846278][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.846386][ T32] r5:00001000 r4:eaeb1000 [ 1334.846452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.846542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.846632][ T32] r5:8550c78c r4:8550c400 [ 1334.846686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.846822][ T32] r7:ddde2d80 r6:83018200 r5:8550c78c r4:8555bc80 [ 1334.846903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.847018][ T32] r10:61c88647 r9:85553000 r8:8555bcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.847065][ T32] r4:8555bc80 [ 1334.847126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.847234][ T32] r10:00000000 r9:8555bc80 r8:80287e08 r7:eb491e60 r6:8556b380 r5:85553000 [ 1334.847279][ T32] r4:00000001 [ 1334.847347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.847440][ T32] Exception stack(0xeb5bdfb0 to 0xeb5bdff8) [ 1334.847510][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.847586][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.847652][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.847724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.847770][ T32] r4:8555d240 [ 1334.849094][ T32] INFO: task kworker/1:634:4992 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.849188][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.849323][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.849412][ T32] Call trace: [ 1334.849538][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.849681][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.849739][ T32] r4:00000000 [ 1334.849828][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.849940][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.850011][ T32] 9d20: 83cf0000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.850073][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.850126][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.850175][ T32] r5:80070113 r4:80239bb0 [ 1334.850217][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.850301][ T32] r4:82ac21e4 [ 1334.850347][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.850443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.850494][ T32] r4:eaf29dc0 [ 1334.850537][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.850650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.850712][ T32] r4:00000000 [ 1334.850797][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.850902][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.850951][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.851042][ T32] r5:00001000 r4:dfd17000 [ 1334.851087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.851195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.851311][ T32] r5:852bd78c r4:852bd400 [ 1334.851396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.851509][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.851557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.851670][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.851718][ T32] r4:8530ac00 [ 1334.851785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.851900][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.851952][ T32] r4:00000001 [ 1334.852011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.852109][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.852172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.852238][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.852289][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.852349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.852421][ T32] r4:852cfa40 [ 1334.852489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.852557][ T32] INFO: task kworker/1:635:4993 blocked for more than 461 seconds. [ 1334.852633][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.852728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.852785][ T32] task:kworker/1:635 state:D stack:0 pid:4993 tgid:4993 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.852936][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.853356][ T32] r4:85553c00 ** 2 printk messages dropped ** [ 1334.853591][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.853694][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.853785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c1e08 [ 1334.853830][ T32] r4:00000000 [ 1334.853887][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.853985][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.854089][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.854183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555d680 [ 1334.854285][ T32] r4:00000000 [ 1334.879114][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.879344][ T32] r9:83018205 r8:85553c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1334.879408][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.879544][ T32] r5:00001000 r4:eaeff000 [ 1334.879614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.879718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.879817][ T32] r5:8550cb8c r4:8550c800 [ 1334.879863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.880026][ T32] r7:ddde2d80 r6:83018200 r5:8550cb8c r4:8555bd00 [ 1334.880082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.880402][ T32] r10:61c88647 r9:85553c00 r8:8555bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.880467][ T32] r4:8555bd00 [ 1334.880511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.880612][ T32] r10:00000000 r9:8555bd00 r8:80287e08 r7:eb491e60 r6:8556b400 r5:85553c00 [ 1334.880673][ T32] r4:00000001 [ 1334.880723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.880815][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) [ 1334.881088][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.881219][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.881448][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.881535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.881659][ T32] r4:8555d3c0 [ 1334.883014][ T32] INFO: task kworker/1:635:4993 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.883107][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.883302][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.883439][ T32] Call trace: [ 1334.883664][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.883806][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.883866][ T32] r4:00000000 [ 1334.884040][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.884208][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.907943][ T32] 9d20: 842a5000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.908105][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.908179][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.908244][ T32] r5:80070113 r4:80239bb0 [ 1334.908291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.908417][ T32] r4:82ac21e4 [ 1334.908460][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.908553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.908605][ T32] r4:eaf29dc0 [ 1334.908663][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.908765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.908859][ T32] r4:00000000 [ 1334.908915][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.909024][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.909073][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.909177][ T32] r5:00001000 r4:dfd17000 [ 1334.909223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.909355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.909465][ T32] r5:852bd78c r4:852bd400 [ 1334.909513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.909644][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.910185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.910401][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.910497][ T32] r4:8530ac00 [ 1334.910548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.910730][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.910806][ T32] r4:00000001 [ 1334.911118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.911227][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.911289][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.911351][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.911411][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.911663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.911734][ T32] r4:852cfa40 [ 1334.911793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.912270][ T32] INFO: task kworker/1:636:4995 blocked for more than 461 seconds. [ 1334.912356][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.912415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.912464][ T32] task:kworker/1:636 state:D stack:0 pid:4995 tgid:4995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.912591][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.912800][ T32] Call trace: [ 1334.913133][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.913258][ T32] r10:8291a684 r9:eb3edd84 r8:00000002 r7:60000113 r6:eb3edd8c r5:85598c00 [ 1334.913313][ T32] r4:85598c00 [ 1334.913426][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.913543][ T32] r5:85598c00 r4:8291a680 [ 1334.913593][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1334.913792][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ede08 ** 3 printk messages dropped ** [ 1334.914144][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1334.932687][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.934015][ T32] r5:8550cf8c r4:8550cc00 [ 1334.934186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.934325][ T32] r7:ddde2d80 r6:83018200 r5:8550cf8c r4:8555bd80 [ 1334.934407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.946284][ T32] r10:61c88647 r9:85598c00 r8:8555bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.946391][ T32] r4:8555bd80 [ 1334.946449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.946608][ T32] r10:00000000 r9:8555bd80 r8:80287e08 r7:eb491e60 r6:8555be00 r5:85598c00 [ 1334.946683][ T32] r4:00000001 [ 1334.946732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1334.947059][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.948833][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.949296][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 5 printk messages dropped ** [ 1334.949643][ T32] r4:82ac21e4 [ 1334.949695][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.949793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.949846][ T32] r4:eaf29dc0 [ 1334.949891][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.950125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.950193][ T32] r4:00000000 [ 1334.950245][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.950400][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.950463][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.950566][ T32] r5:00001000 r4:dfd17000 [ 1334.950615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.950712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.951003][ T32] r5:852bd78c r4:852bd400 [ 1334.951067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.951171][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.951251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.951687][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.951761][ T32] r4:8530ac00 [ 1334.951806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.952006][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.952205][ T32] r4:00000001 [ 1334.952263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.952345][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.952404][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.952465][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.952519][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.952579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.952624][ T32] r4:852cfa40 [ 1334.952681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.952739][ T32] INFO: task kworker/1:637:4998 blocked for more than 461 seconds. [ 1334.952803][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.952858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.952908][ T32] task:kworker/1:637 state:D stack:0 pid:4998 tgid:4998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.952995][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.953078][ T32] Call trace: [ 1334.953149][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.953284][ T32] r10:8291a684 r9:eb5c5d84 r8:00000002 r7:60000113 r6:eb5c5d8c r5:8559b000 [ 1334.953346][ T32] r4:8559b000 [ 1334.953396][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.953495][ T32] r5:8559b000 r4:8291a680 [ 1334.953538][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.953620][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.953733][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 [ 1334.953778][ T32] r4:00000000 [ 1334.953817][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.953891][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.953972][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.954090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555dbc0 [ 1334.954222][ T32] r4:00000000 [ 1334.973883][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.974068][ T32] r9:83018205 r8:8559b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1334.974127][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.975384][ T32] r5:00001000 r4:eb18b000 [ 1334.975446][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.975556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.975646][ T32] r5:8550db8c r4:8550d800 [ 1334.975726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.975836][ T32] r7:ddde2d80 r6:83018200 r5:8550db8c r4:8555be80 [ 1334.975900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.976009][ T32] r10:61c88647 r9:8559b000 r8:8555beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.976060][ T32] r4:8555be80 [ 1334.976102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.976201][ T32] r10:00000000 r9:8555be80 r8:80287e08 r7:eb491e60 r6:8555bf00 r5:8559b000 [ 1334.976245][ T32] r4:00000001 [ 1334.976287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.976366][ T32] Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) [ 1334.976428][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.976492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.976589][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.976673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.976781][ T32] r4:8555d780 [ 1334.978075][ T32] INFO: task kworker/1:637:4998 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1334.978162][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.978583][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.978758][ T32] Call trace: [ 1334.978838][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.979132][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1334.979200][ T32] r4:00000000 [ 1334.979252][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.979356][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1334.979436][ T32] 9d20: 848a6000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1334.979508][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1334.979572][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1334.979630][ T32] r5:80070113 r4:80239bb0 [ 1334.979690][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.979792][ T32] r4:82ac21e4 [ 1334.979867][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.980010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1334.980127][ T32] r4:eaf29dc0 [ 1334.980217][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.980379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1334.980460][ T32] r4:00000000 [ 1334.980544][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.980693][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1334.980763][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.980903][ T32] r5:00001000 r4:dfd17000 [ 1334.980959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.981055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.981150][ T32] r5:852bd78c r4:852bd400 [ 1334.981431][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.981559][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1334.981643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.981769][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.981820][ T32] r4:8530ac00 [ 1334.981885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.982000][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1334.982081][ T32] r4:00000001 [ 1334.982165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.982308][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1334.982392][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.982463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.982524][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.982617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.982709][ T32] r4:852cfa40 [ 1334.982806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.982868][ T32] INFO: task kworker/1:638:4999 blocked for more than 461 seconds. [ 1334.982973][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.983042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.983090][ T32] task:kworker/1:638 state:D stack:0 pid:4999 tgid:4999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.983189][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.983268][ T32] Call trace: [ 1334.983745][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.983925][ T32] r10:8291a684 r9:eb5d1d84 r8:00000002 r7:60000113 r6:eb5d1d8c r5:85552400 [ 1334.983985][ T32] r4:85552400 [ 1334.984063][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.984255][ T32] r5:85552400 r4:8291a680 [ 1335.015059][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.015217][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.015310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d1e08 [ 1335.015359][ T32] r4:00000000 [ 1335.015399][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.015480][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.015563][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.015699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555db00 [ 1335.015756][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.015957][ T32] r9:83018205 r8:85552400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1335.016905][ T32] r5:8550d78c r4:8550d400 [ 1335.017731][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.018006][ T32] r10:61c88647 r9:85552400 r8:8555bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.018693][ T32] Exception stack(0xeb5d1fb0 to 0xeb5d1ff8) ** 5 printk messages dropped ** [ 1335.020464][ T32] INFO: task kworker/1:638:4999 is blocked on a mutex likely owned by task kworker/1:426:4465. ** 11 printk messages dropped ** [ 1335.021773][ T32] r5:80070113 r4:80239bb0 ** 9 printk messages dropped ** [ 1335.023365][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 12 printk messages dropped ** [ 1335.055523][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.055914][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.056627][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1335.057605][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.058301][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.058677][ T32] r5:8550f38c r4:8550f000 ** 3 printk messages dropped ** [ 1335.059107][ T32] r10:61c88647 r9:85555400 r8:8557202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.059161][ T32] r4:85572000 [ 1335.059204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.059358][ T32] r10:00000000 r9:85572000 r8:80287e08 r7:eb5c5e60 r6:8556b500 r5:85555400 [ 1335.059415][ T32] r4:00000001 [ 1335.059457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.059544][ T32] Exception stack(0xeb5ddfb0 to 0xeb5ddff8) [ 1335.059604][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.059679][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.059764][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.059873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.060040][ T32] r4:8555db80 [ 1335.061451][ T32] INFO: task kworker/1:639:5002 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.061550][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.061711][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.061817][ T32] Call trace: [ 1335.061891][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.062048][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.062226][ T32] r4:00000000 [ 1335.062297][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.062411][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.062487][ T32] 9d20: 85263000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.062561][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.062621][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.062736][ T32] r5:80070113 r4:80239bb0 [ 1335.062845][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.062956][ T32] r4:82ac21e4 [ 1335.063027][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.063150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.063230][ T32] r4:eaf29dc0 [ 1335.063290][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.063411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.063548][ T32] r4:00000000 [ 1335.063619][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.063738][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.063804][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.063931][ T32] r5:00001000 r4:dfd17000 [ 1335.063979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.064071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.082433][ T32] r5:852bd78c r4:852bd400 [ 1335.082603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.082821][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.082893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.083041][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.083105][ T32] r4:8530ac00 [ 1335.083154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.083267][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.083316][ T32] r4:00000001 [ 1335.083438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.083597][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.083690][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.083756][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.083818][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.083886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.083935][ T32] r4:852cfa40 [ 1335.084016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.084253][ T32] INFO: task kworker/1:640:5004 blocked for more than 461 seconds. [ 1335.099860][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.099974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.100029][ T32] task:kworker/1:640 state:D stack:0 pid:5004 tgid:5004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.100144][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.100276][ T32] Call trace: [ 1335.100391][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.100513][ T32] r10:8291a684 r9:eb5e5d84 r8:00000002 r7:60000013 r6:eb5e5d8c r5:85554800 [ 1335.100570][ T32] r4:85554800 [ 1335.100618][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.100720][ T32] r5:85554800 r4:8291a680 [ 1335.100763][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.100846][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.100943][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e5e08 [ 1335.100993][ T32] r4:00000000 [ 1335.101041][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.101115][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.101224][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.101328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555dd40 [ 1335.101388][ T32] r4:00000000 [ 1335.101465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.101585][ T32] r9:83018205 r8:85554800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1335.101639][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.101753][ T32] r5:00001000 r4:eb205000 [ 1335.101802][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.101891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.101987][ T32] r5:8550df8c r4:8550dc00 [ 1335.102043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.102152][ T32] r7:ddde2d80 r6:83018200 r5:8550df8c r4:85572080 [ 1335.102228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.102333][ T32] r10:61c88647 r9:85554800 r8:855720ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.102380][ T32] r4:85572080 [ 1335.102468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.102591][ T32] r10:00000000 r9:85572080 r8:80287e08 r7:eb5dde60 r6:8556b580 r5:85554800 [ 1335.102663][ T32] r4:00000001 [ 1335.102707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.102811][ T32] Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) [ 1335.102900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.102968][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.103053][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.103237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.103351][ T32] r4:8555db80 [ 1335.115043][ T32] INFO: task kworker/1:640:5004 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.115188][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.115330][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.115508][ T32] Call trace: [ 1335.115661][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.115792][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.115861][ T32] r4:00000000 [ 1335.115916][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.116012][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.116080][ T32] 9d20: 85604000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.116151][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.116242][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.116306][ T32] r5:80070113 r4:80239bb0 [ 1335.116388][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.116496][ T32] r4:82ac21e4 [ 1335.116543][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.116695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.116819][ T32] r4:eaf29dc0 [ 1335.116940][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.117182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 2 printk messages dropped ** [ 1335.117402][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 10 printk messages dropped ** [ 1335.118899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.119911][ T32] r4:852cfa40 ** 9 printk messages dropped ** [ 1335.120692][ T32] r4:85551800 ** 7 printk messages dropped ** [ 1335.121245][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.122537][ T32] r5:8550e38c r4:8550e000 [ 1335.122586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.123319][ T32] r10:61c88647 r9:85551800 r8:8557212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.159964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.162134][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 ** 8 printk messages dropped ** [ 1335.162880][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1335.163844][ T32] r5:00001000 r4:dfd17000 ** 6 printk messages dropped ** [ 1335.175686][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1335.176357][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.177409][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.177559][ T32] Call trace: [ 1335.177627][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.177742][ T32] r10:8291a684 r9:eb5f5d84 r8:00000002 r7:60000113 r6:eb5f5d8c r5:85556000 [ 1335.177793][ T32] r4:85556000 [ 1335.177844][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.177958][ T32] r5:85556000 r4:8291a680 [ 1335.178051][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.178192][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.178309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 [ 1335.178367][ T32] r4:00000000 [ 1335.178446][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.178545][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.178678][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.178808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555dfc0 [ 1335.178902][ T32] r4:00000000 [ 1335.178963][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.179078][ T32] r9:83018205 r8:85556000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1335.179134][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.179239][ T32] r5:00001000 r4:eb259000 [ 1335.179296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.179394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.179499][ T32] r5:8550e78c r4:8550e400 [ 1335.179556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.179705][ T32] r7:ddde2d80 r6:83018200 r5:8550e78c r4:85572180 [ 1335.179770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.179883][ T32] r10:61c88647 r9:85556000 r8:855721ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.179944][ T32] r4:85572180 [ 1335.180008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.180121][ T32] r10:00000000 r9:85572180 r8:80287e08 r7:eb5dde60 r6:8556b680 r5:85556000 [ 1335.180203][ T32] r4:00000001 [ 1335.180262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.180356][ T32] Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) [ 1335.180447][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.180516][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.180645][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.180731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.180780][ T32] r4:8555dd00 [ 1335.182134][ T32] INFO: task kworker/1:642:5008 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.182231][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.182375][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.182472][ T32] Call trace: [ 1335.182547][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.182717][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.182798][ T32] r4:00000000 [ 1335.182844][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.182981][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.183057][ T32] 9d20: 85a2a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.183157][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.183365][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.183434][ T32] r5:80070113 r4:80239bb0 [ 1335.183485][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.183622][ T32] r4:82ac21e4 [ 1335.183708][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.183806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.183852][ T32] r4:eaf29dc0 [ 1335.183896][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.184026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.184174][ T32] r4:00000000 [ 1335.218294][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.218469][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.218519][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.218614][ T32] r5:00001000 r4:dfd17000 [ 1335.218676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.218781][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.218871][ T32] r5:852bd78c r4:852bd400 [ 1335.218930][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.219033][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.219076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.219171][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.219249][ T32] r4:8530ac00 [ 1335.219295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.219422][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.219472][ T32] r4:00000001 [ 1335.219514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.219592][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 1 printk messages dropped ** [ 1335.219854][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.220128][ T32] INFO: task kworker/1:643:5009 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 1335.220388][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1335.220656][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1335.221090][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.221727][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.221798][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.221880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556ff80 [ 1335.221947][ T32] r4:00000000 [ 1335.221993][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.222176][ T32] r9:83018205 r8:85556c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1335.222223][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.222310][ T32] r5:00001000 r4:eb299000 [ 1335.222347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.222421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.222497][ T32] r5:8550eb8c r4:8550e800 [ 1335.222531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.222639][ T32] r7:ddde2d80 r6:83018200 r5:8550eb8c r4:85572200 [ 1335.222689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.222818][ T32] r10:61c88647 r9:85556c00 r8:8557222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.222862][ T32] r4:85572200 [ 1335.222896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.222982][ T32] r10:00000000 r9:85572200 r8:80287e08 r7:eb5dde60 r6:8556b700 r5:85556c00 [ 1335.223022][ T32] r4:00000001 [ 1335.223055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.223162][ T32] Exception stack(0xeb5f9fb0 to 0xeb5f9ff8) [ 1335.223215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.223616][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.223690][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.223748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.223787][ T32] r4:8555de40 [ 1335.238023][ T32] INFO: task kworker/1:643:5009 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.238127][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.238316][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.238457][ T32] Call trace: [ 1335.238561][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.238635][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.238688][ T32] r4:00000000 [ 1335.238736][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.238862][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.238938][ T32] 9d20: 85eca000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.238991][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.239051][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.239099][ T32] r5:80070113 r4:80239bb0 [ 1335.239139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.239250][ T32] r4:82ac21e4 [ 1335.239303][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.239406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.239456][ T32] r4:eaf29dc0 [ 1335.239515][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.239657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.239713][ T32] r4:00000000 [ 1335.239781][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.239889][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.239934][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.240041][ T32] r5:00001000 r4:dfd17000 [ 1335.240110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.240199][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.240288][ T32] r5:852bd78c r4:852bd400 [ 1335.240333][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.240436][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.240510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.240640][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.240712][ T32] r4:8530ac00 [ 1335.240757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.240860][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.240969][ T32] r4:00000001 [ 1335.241031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.241079][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.241116][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.241191][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.241257][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.241295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.241319][ T32] r4:852cfa40 [ 1335.241376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.241444][ T32] INFO: task kworker/1:644:5011 blocked for more than 461 seconds. [ 1335.241485][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.241513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.241579][ T32] task:kworker/1:644 state:D stack:0 pid:5011 tgid:5011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.241679][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.241754][ T32] Call trace: [ 1335.241794][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.241875][ T32] r10:8291a684 r9:eb601d84 r8:00000002 r7:60000113 r6:eb601d8c r5:85608c00 [ 1335.241930][ T32] r4:85608c00 [ 1335.241957][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.242006][ T32] r5:85608c00 r4:8291a680 [ 1335.242029][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.242073][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.242121][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 [ 1335.242158][ T32] r4:00000000 [ 1335.242183][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.242246][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.242290][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.242360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85577e80 [ 1335.242433][ T32] r4:00000000 [ 1335.242460][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.242511][ T32] r9:83018205 r8:85608c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1335.242534][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.242594][ T32] r5:00001000 r4:eb39c000 [ 1335.242623][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.242702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.242790][ T32] r5:8550ef8c r4:8550ec00 [ 1335.242838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.242897][ T32] r7:ddde2d80 r6:83018200 r5:8550ef8c r4:85572280 [ 1335.242923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.242999][ T32] r10:61c88647 r9:85608c00 r8:855722ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.243029][ T32] r4:85572280 [ 1335.243055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.243182][ T32] r10:00000000 r9:85572280 r8:80287e08 r7:eb5dde60 r6:8556b780 r5:85608c00 [ 1335.243218][ T32] r4:00000001 [ 1335.243240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.243321][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 1335.243363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.243431][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.243466][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.243500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.243527][ T32] r4:85577ec0 [ 1335.244090][ T32] INFO: task kworker/1:644:5011 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.264682][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.264869][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.264964][ T32] Call trace: [ 1335.265022][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.265090][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.265124][ T32] r4:00000000 [ 1335.265173][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.265248][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.265301][ T32] 9d20: 862de000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.265334][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.265364][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.265389][ T32] r5:80070113 r4:80239bb0 [ 1335.265419][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.265475][ T32] r4:82ac21e4 [ 1335.265496][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.265558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.265624][ T32] r4:eaf29dc0 [ 1335.265688][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.265798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.265888][ T32] r4:00000000 [ 1335.265966][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.266120][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.266189][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.266298][ T32] r5:00001000 r4:dfd17000 [ 1335.266370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.266456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.266557][ T32] r5:852bd78c r4:852bd400 [ 1335.266604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.266707][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.266790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.266902][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.266951][ T32] r4:8530ac00 [ 1335.266990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.267085][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.267127][ T32] r4:00000001 [ 1335.267164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.267235][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.267286][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.267344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.267397][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.267479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.267586][ T32] r4:852cfa40 [ 1335.267663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.267814][ T32] INFO: task kworker/1:645:5013 blocked for more than 461 seconds. [ 1335.267881][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1335.268027][ T32] task:kworker/1:645 state:D stack:0 pid:5013 tgid:5013 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.268914][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 ** 9 printk messages dropped ** [ 1335.269839][ T32] r5:00001000 r4:eb3e9000 ** 2 printk messages dropped ** [ 1335.270162][ T32] r5:8550f78c r4:8550f400 [ 1335.270210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1335.270469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.271126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.272401][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.272770][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 7 printk messages dropped ** [ 1335.273139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 7 printk messages dropped ** [ 1335.273843][ T32] r5:00001000 r4:dfd17000 [ 1335.273887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.273980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.274078][ T32] r5:852bd78c r4:852bd400 [ 1335.274151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.304679][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.304728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.304809][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.304862][ T32] r4:8530ac00 [ 1335.304938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.305043][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.305134][ T32] r4:00000001 [ 1335.305159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.305203][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.305277][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.305333][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.305366][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.305399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.305443][ T32] r4:852cfa40 [ 1335.305471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.305512][ T32] INFO: task kworker/1:646:5015 blocked for more than 461 seconds. [ 1335.305554][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.305581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.305673][ T32] task:kworker/1:646 state:D stack:0 pid:5015 tgid:5015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.305763][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.305860][ T32] Call trace: [ 1335.305948][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.306017][ T32] r10:8291a684 r9:eb611d84 r8:00000002 r7:60000113 r6:eb611d8c r5:85609800 [ 1335.306044][ T32] r4:85609800 [ 1335.306088][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.306138][ T32] r5:85609800 r4:8291a680 [ 1335.306159][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.306224][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.306321][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 [ 1335.306371][ T32] r4:00000000 [ 1335.306394][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.306437][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.306479][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.306529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557f540 [ 1335.306555][ T32] r4:00000000 [ 1335.306574][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.306627][ T32] r9:83018205 r8:85609800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1335.306654][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.306703][ T32] r5:00001000 r4:eb429000 [ 1335.306754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.306818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.306865][ T32] r5:8550ff8c r4:8550fc00 [ 1335.306893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.307044][ T32] r7:ddde2d80 r6:83018200 r5:8550ff8c r4:85572380 [ 1335.307069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.307161][ T32] r10:61c88647 r9:85609800 r8:855723ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.307201][ T32] r4:85572380 [ 1335.307263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.307352][ T32] r10:00000000 r9:85572380 r8:80287e08 r7:eb609e60 r6:8556b880 r5:85609800 [ 1335.307377][ T32] r4:00000001 [ 1335.307397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.307435][ T32] Exception stack(0xeb611fb0 to 0xeb611ff8) [ 1335.307476][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.307509][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.307575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.307667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.307726][ T32] r4:8557f000 [ 1335.308723][ T32] INFO: task kworker/1:646:5015 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.308853][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.308960][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.309086][ T32] Call trace: [ 1335.309121][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.309179][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.309234][ T32] r4:00000000 [ 1335.309287][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.309334][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.309365][ T32] 9d20: 86ab6000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.309395][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.309421][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.309445][ T32] r5:80070113 r4:80239bb0 [ 1335.309668][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.309766][ T32] r4:82ac21e4 [ 1335.309805][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.309908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.309955][ T32] r4:eaf29dc0 [ 1335.310028][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.310145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.310196][ T32] r4:00000000 [ 1335.310242][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.310338][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.310401][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.310509][ T32] r5:00001000 r4:dfd17000 [ 1335.310558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.310641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.310814][ T32] r5:852bd78c r4:852bd400 [ 1335.310921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.311055][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.311147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.311267][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.311320][ T32] r4:8530ac00 [ 1335.311384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.311494][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.311547][ T32] r4:00000001 [ 1335.311606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.311699][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.311777][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.311851][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.311929][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.311995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.312046][ T32] r4:852cfa40 [ 1335.312092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.312149][ T32] INFO: task kworker/1:647:5017 blocked for more than 461 seconds. [ 1335.312214][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.312260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.312329][ T32] task:kworker/1:647 state:D stack:0 pid:5017 tgid:5017 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.312500][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.312611][ T32] Call trace: [ 1335.312751][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.312863][ T32] r10:8291a684 r9:eb619d84 r8:00000002 r7:60000013 r6:eb619d8c r5:8560a400 [ 1335.312916][ T32] r4:8560a400 [ 1335.313005][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.313133][ T32] r5:8560a400 r4:8291a680 [ 1335.313177][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.313296][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.313393][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb619e08 [ 1335.313459][ T32] r4:00000000 [ 1335.313500][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.313593][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1335.313962][ T32] r9:83018205 r8:8560a400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 ** 4 printk messages dropped ** [ 1335.342107][ T32] r5:8550fb8c r4:8550f800 [ 1335.342150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.342268][ T32] r7:ddde2d80 r6:83018200 r5:8550fb8c r4:85572400 [ 1335.342321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1335.342462][ T32] r4:85572400 ** 1 printk messages dropped ** [ 1335.342651][ T32] r10:00000000 r9:85572400 r8:80287e08 r7:eb611e60 r6:8556b900 r5:8560a400 [ 1335.342706][ T32] r4:00000001 [ 1335.342771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.342856][ T32] Exception stack(0xeb619fb0 to 0xeb619ff8) [ 1335.342948][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.343061][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.343129][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.343194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.343255][ T32] r4:8557f180 [ 1335.349318][ T32] INFO: task kworker/1:647:5017 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.349463][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.349620][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.349746][ T32] Call trace: [ 1335.349811][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.349928][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.350002][ T32] r4:00000000 [ 1335.350049][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.350132][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.350203][ T32] 9d20: 86d96000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.350276][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.350329][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.350378][ T32] r5:80070113 r4:80239bb0 [ 1335.350418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.350535][ T32] r4:82ac21e4 [ 1335.350587][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.350689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.350839][ T32] r4:eaf29dc0 [ 1335.350894][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.350988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.351030][ T32] r4:00000000 [ 1335.351070][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.351160][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.351229][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.351315][ T32] r5:00001000 r4:dfd17000 [ 1335.351361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.351455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.351558][ T32] r5:852bd78c r4:852bd400 [ 1335.351598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.351703][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.351767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.351869][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.351994][ T32] r4:8530ac00 [ 1335.352040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.352138][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.352180][ T32] r4:00000001 [ 1335.352216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.352284][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.352333][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.352387][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.352517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.352662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.352722][ T32] r4:852cfa40 [ 1335.352786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.352843][ T32] INFO: task kworker/1:648:5020 blocked for more than 461 seconds. [ 1335.352920][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.352972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.353010][ T32] task:kworker/1:648 state:D stack:0 pid:5020 tgid:5020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.353488][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.353585][ T32] Call trace: [ 1335.353673][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.353858][ T32] r10:8291a684 r9:eb625d84 r8:00000002 r7:60000113 r6:eb625d8c r5:8560c800 [ 1335.354258][ T32] r4:8560c800 [ 1335.369456][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.369560][ T32] r5:8560c800 r4:8291a680 [ 1335.369584][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.369630][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.369679][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb625e08 [ 1335.369738][ T32] r4:00000000 [ 1335.369765][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.369805][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.369848][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.369972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557f7c0 [ 1335.370086][ T32] r4:00000000 [ 1335.370192][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.370276][ T32] r9:83018205 r8:8560c800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1335.370302][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.370404][ T32] r5:00001000 r4:eb449000 [ 1335.370431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.370477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.370527][ T32] r5:8551078c r4:85510400 [ 1335.370549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.370629][ T32] r7:ddde2d80 r6:83018200 r5:8551078c r4:85572480 [ 1335.370681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.370807][ T32] r10:61c88647 r9:8560c800 r8:855724ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.370847][ T32] r4:85572480 [ 1335.370946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.371006][ T32] r10:00000000 r9:85572480 r8:80287e08 r7:eb611e60 r6:8556b980 r5:8560c800 [ 1335.371117][ T32] r4:00000001 [ 1335.371143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.371188][ T32] Exception stack(0xeb625fb0 to 0xeb625ff8) [ 1335.371247][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.371283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.371313][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.371345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.371449][ T32] r4:8557f200 [ 1335.372223][ T32] INFO: task kworker/1:648:5020 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.372289][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.372397][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.372556][ T32] Call trace: [ 1335.372623][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.372687][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.372729][ T32] r4:00000000 [ 1335.372754][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.372799][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.372830][ T32] 9d20: 86f1d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.372872][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.372902][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.372955][ T32] r5:80070113 r4:80239bb0 [ 1335.372979][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.373036][ T32] r4:82ac21e4 [ 1335.373060][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.373312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.373434][ T32] r4:eaf29dc0 [ 1335.373530][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.373581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.373605][ T32] r4:00000000 [ 1335.373625][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.373674][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.373698][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.373794][ T32] r5:00001000 r4:dfd17000 [ 1335.373818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.373934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.373986][ T32] r5:852bd78c r4:852bd400 [ 1335.374008][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.374217][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.384649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.384739][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.384766][ T32] r4:8530ac00 [ 1335.384786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.384839][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.384862][ T32] r4:00000001 [ 1335.384882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.384922][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.384953][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.385009][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.385044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.385107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.385134][ T32] r4:852cfa40 [ 1335.385213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.385247][ T32] INFO: task kworker/1:649:5021 blocked for more than 461 seconds. [ 1335.385281][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.385309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.385332][ T32] task:kworker/1:649 state:D stack:0 pid:5021 tgid:5021 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.385582][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.385675][ T32] Call trace: [ 1335.385818][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.385933][ T32] r10:8291a684 r9:eb629d84 r8:00000002 r7:60000113 r6:eb629d8c r5:8560bc00 [ 1335.385965][ T32] r4:8560bc00 [ 1335.385988][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.386036][ T32] r5:8560bc00 r4:8291a680 [ 1335.386081][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.386240][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.386292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb629e08 [ 1335.386333][ T32] r4:00000000 [ 1335.386357][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.386395][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.386438][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.386512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557f6c0 [ 1335.386540][ T32] r4:00000000 [ 1335.386622][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.386703][ T32] r9:83018205 r8:8560bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1335.386737][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.386823][ T32] r5:00001000 r4:eb437000 [ 1335.386853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.386899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.386964][ T32] r5:8551038c r4:85510000 [ 1335.386989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.387040][ T32] r7:ddde2d80 r6:83018200 r5:8551038c r4:85572500 [ 1335.387061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.387113][ T32] r10:61c88647 r9:8560bc00 r8:8557252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.387163][ T32] r4:85572500 [ 1335.387186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.387237][ T32] r10:00000000 r9:85572500 r8:80287e08 r7:eb625e60 r6:8556ba00 r5:8560bc00 [ 1335.387259][ T32] r4:00000001 [ 1335.387291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.387334][ T32] Exception stack(0xeb629fb0 to 0xeb629ff8) [ 1335.387363][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.387393][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.387421][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.387536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.387563][ T32] r4:8557f600 [ 1335.388276][ T32] INFO: task kworker/1:649:5021 is blocked on a mutex likely owned by task kworker/1:426:4465. ** 1 printk messages dropped ** [ 1335.388543][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.388645][ T32] Call trace: [ 1335.388697][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.388769][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.388819][ T32] r4:00000000 [ 1335.388844][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.388927][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.388963][ T32] 9d20: 8700d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.389024][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.389054][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.389082][ T32] r5:80070113 r4:80239bb0 [ 1335.389102][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.389147][ T32] r4:82ac21e4 [ 1335.389194][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.389296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.389323][ T32] r4:eaf29dc0 [ 1335.389369][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.389431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.389457][ T32] r4:00000000 [ 1335.389529][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.389612][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.389676][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.389734][ T32] r5:00001000 r4:dfd17000 [ 1335.389757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.389800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.389856][ T32] r5:852bd78c r4:852bd400 [ 1335.389889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.389969][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.390021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.390079][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.390104][ T32] r4:8530ac00 [ 1335.390124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.390176][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.390199][ T32] r4:00000001 [ 1335.390219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.390258][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.390286][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.390317][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.390346][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.390377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.390400][ T32] r4:852cfa40 [ 1335.390545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1335.390733][ T32] task:kworker/1:650 state:D stack:0 pid:5024 tgid:5024 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1335.392216][ T32] r9:83018205 r8:8560b000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 1335.392516][ T32] r5:8551138c r4:85511000 ** 1 printk messages dropped ** [ 1335.392729][ T32] r7:ddde2d80 r6:83018200 r5:8551138c r4:85572580 ** 6 printk messages dropped ** [ 1335.393266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.394036][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.394226][ T32] Call trace: [ 1335.434984][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.435124][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.435177][ T32] r4:00000000 [ 1335.435225][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.435322][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.435414][ T32] 9d20: 877c1000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.435547][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.435611][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.435664][ T32] r5:80070113 r4:80239bb0 [ 1335.435698][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.435747][ T32] r4:82ac21e4 [ 1335.435768][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.435817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.435887][ T32] r4:eaf29dc0 [ 1335.435911][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.435968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.436023][ T32] r4:00000000 [ 1335.436116][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1335.436628][ T32] r5:852bd78c r4:852bd400 ** 8 printk messages dropped ** [ 1335.437324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1335.438058][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1335.439083][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.439858][ T32] r5:85510b8c r4:85510800 [ 1335.439882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.440170][ T32] r4:85572600 ** 6 printk messages dropped ** [ 1335.440954][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1335.442428][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 ** 16 printk messages dropped ** [ 1335.453346][ T32] r5:852bd78c r4:852bd400 [ 1335.453411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.453481][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.453504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.453590][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.453698][ T32] r4:8530ac00 [ 1335.453723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.453803][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.453832][ T32] r4:00000001 [ 1335.453914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.454020][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.454125][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.454237][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.454649][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.454691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.454716][ T32] r4:852cfa40 [ 1335.454768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.454811][ T32] INFO: task kworker/1:652:5027 blocked for more than 461 seconds. [ 1335.454845][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.454872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.454916][ T32] task:kworker/1:652 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.454984][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.455039][ T32] Call trace: [ 1335.455071][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.455346][ T32] r10:8291a684 r9:eb641d84 r8:00000002 r7:60000013 r6:eb641d8c r5:8560e000 [ 1335.455375][ T32] r4:8560e000 [ 1335.455398][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.455445][ T32] r5:8560e000 r4:8291a680 [ 1335.455468][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.455512][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.455559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 ** 5 printk messages dropped ** [ 1335.455831][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.456173][ T32] r5:85510f8c r4:85510c00 [ 1335.456194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.456342][ T32] r4:85572680 ** 8 printk messages dropped ** [ 1335.456786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1335.458912][ T32] r5:80070113 r4:80239bb0 ** 9 printk messages dropped ** [ 1335.459520][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 1 printk messages dropped ** [ 1335.459589][ T32] r5:00001000 r4:dfd17000 [ 1335.459703][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.459751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.459836][ T32] r5:852bd78c r4:852bd400 [ 1335.459994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.460052][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.460099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.460169][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.460195][ T32] r4:8530ac00 [ 1335.460290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.460346][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.460369][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.460769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 16 printk messages dropped ** [ 1335.461660][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.462135][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.462404][ T32] r5:8551178c r4:85511400 ** 3 printk messages dropped ** [ 1335.462613][ T32] r10:61c88647 r9:84ab8000 r8:8557272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1335.501836][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 ** 14 printk messages dropped ** [ 1335.502514][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1335.503728][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1335.511177][ T32] INFO: task kworker/1:654:5032 blocked for more than 462 seconds. [ 1335.511243][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.511397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.511641][ T32] task:kworker/1:654 state:D stack:0 pid:5032 tgid:5032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.511761][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.511859][ T32] Call trace: [ 1335.511924][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.512047][ T32] r10:8291a684 r9:eb651d84 r8:00000002 r7:60000113 r6:eb651d8c r5:84ab8c00 [ 1335.512104][ T32] r4:84ab8c00 [ 1335.512139][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.512293][ T32] r5:84ab8c00 r4:8291a680 [ 1335.512349][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.512443][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.512534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 [ 1335.512582][ T32] r4:00000000 [ 1335.512642][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.512736][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.512832][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.512921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557fe40 ** 7 printk messages dropped ** [ 1335.513475][ T32] r5:85511b8c r4:85511800 [ 1335.513686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1335.526347][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1335.528015][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 12 printk messages dropped ** [ 1335.529028][ T32] r4:852cfa40 ** 11 printk messages dropped ** [ 1335.529585][ T32] r5:84ab9800 r4:8291a680 ** 1 printk messages dropped ** [ 1335.529699][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.529837][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 1335.529878][ T32] r4:00000000 [ 1335.529902][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.529947][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.530014][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.530063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85589a40 [ 1335.530155][ T32] r4:00000000 [ 1335.530180][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.530230][ T32] r9:83018205 r8:84ab9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1335.530581][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.530633][ T32] r5:00001000 r4:eb6b7000 [ 1335.530653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.530694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.530799][ T32] r5:85512f8c r4:85512c00 [ 1335.530944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.531066][ T32] r7:ddde2d80 r6:83018200 r5:85512f8c r4:85572800 [ 1335.531166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1335.531248][ T32] r4:85572800 ** 4 printk messages dropped ** [ 1335.531422][ T32] Exception stack(0xeb65dfb0 to 0xeb65dff8) ** 6 printk messages dropped ** [ 1335.532188][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.532954][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.533501][ T32] r4:00000000 [ 1335.533551][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.533725][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.533849][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.533957][ T32] r5:00001000 r4:dfd17000 [ 1335.534033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.534209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.555782][ T32] r5:852bd78c r4:852bd400 [ 1335.555816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.555887][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.555909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.555970][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.555996][ T32] r4:8530ac00 [ 1335.556042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.556127][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.556154][ T32] r4:00000001 [ 1335.556175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.556218][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.556274][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.556309][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.556339][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.556396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.556424][ T32] r4:852cfa40 [ 1335.556447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.556485][ T32] INFO: task kworker/1:656:5035 blocked for more than 462 seconds. [ 1335.556519][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.556544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1335.556721][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1335.557131][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.557347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557f940 ** 7 printk messages dropped ** [ 1335.557781][ T32] r5:85511f8c r4:85511c00 [ 1335.557805][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.557855][ T32] r7:ddde2d80 r6:83018200 r5:85511f8c r4:85572880 ** 1 printk messages dropped ** [ 1335.557930][ T32] r10:61c88647 r9:84aba400 r8:855728ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.558225][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.559282][ T32] Call trace: [ 1335.559345][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.559481][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.559535][ T32] r4:00000000 [ 1335.559561][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.559635][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.559670][ T32] 9d20: 8832c000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.559702][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.559728][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.559753][ T32] r5:80070113 r4:80239bb0 [ 1335.559802][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.559849][ T32] r4:82ac21e4 [ 1335.559871][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.559919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.559969][ T32] r4:eaf29dc0 [ 1335.560001][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.560064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.560095][ T32] r4:00000000 [ 1335.560117][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.560277][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.560303][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.560376][ T32] r5:00001000 r4:dfd17000 [ 1335.560428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.560502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.560571][ T32] r5:852bd78c r4:852bd400 [ 1335.560619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.560676][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.560714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.560768][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.560817][ T32] r4:8530ac00 [ 1335.560852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.560909][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.560935][ T32] r4:00000001 [ 1335.560957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.561041][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.561075][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.561106][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.561160][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.561194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.561217][ T32] r4:852cfa40 [ 1335.561237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 6 printk messages dropped ** [ 1335.561486][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1335.562026][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.562244][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.562539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.562652][ T32] r5:8551238c r4:85512000 [ 1335.562675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1335.562814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1335.563126][ T32] Exception stack(0xeb639fb0 to 0xeb639ff8) ** 5 printk messages dropped ** [ 1335.563680][ T32] INFO: task kworker/1:657:5037 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.563720][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.563954][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.564096][ T32] Call trace: [ 1335.564200][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.599543][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.599641][ T32] r4:00000000 [ 1335.599718][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.599915][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.600073][ T32] 9d20: 8885c000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.600160][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.600225][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.600307][ T32] r5:80070113 r4:80239bb0 [ 1335.600358][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.600475][ T32] r4:82ac21e4 [ 1335.600532][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.600635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.600685][ T32] r4:eaf29dc0 [ 1335.600734][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.600858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.600932][ T32] r4:00000000 [ 1335.600980][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.601092][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.601155][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.601278][ T32] r5:00001000 r4:dfd17000 [ 1335.601339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.601444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.601558][ T32] r5:852bd78c r4:852bd400 [ 1335.601608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.601722][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.601767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.601867][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.601911][ T32] r4:8530ac00 [ 1335.601969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1335.602325][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 3 printk messages dropped ** [ 1335.602612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.602680][ T32] r4:852cfa40 [ 1335.602808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.602895][ T32] INFO: task kworker/0:297:5039 blocked for more than 462 seconds. [ 1335.602981][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.603039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.603084][ T32] task:kworker/0:297 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.603205][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.603455][ T32] Call trace: [ 1335.603543][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.603649][ T32] r10:8291a684 r9:eb67dd84 r8:00000002 r7:60000113 r6:eb67dd8c r5:8559d400 [ 1335.603738][ T32] r4:8559d400 [ 1335.603797][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.603935][ T32] r5:8559d400 r4:8291a680 [ 1335.604000][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.604210][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.613251][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb67de08 [ 1335.613335][ T32] r4:00000000 [ 1335.613381][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.613490][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.613581][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.613680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856445c0 [ 1335.613732][ T32] r4:00000000 [ 1335.613774][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.613878][ T32] r9:83018005 r8:8559d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1335.613936][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.614034][ T32] r5:00001000 r4:eb68b000 ** 2 printk messages dropped ** [ 1335.624957][ T32] r5:855d138c r4:855d1000 [ 1335.625032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.625170][ T32] r7:dddced80 r6:83018000 r5:855d138c r4:8556be00 [ 1335.625225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1335.625613][ T32] r10:00000000 r9:8556be00 r8:80287e08 r7:eb291e60 r6:85572a00 r5:8559d400 ** 1 printk messages dropped ** [ 1335.625764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.625863][ T32] Exception stack(0xeb67dfb0 to 0xeb67dff8) [ 1335.625955][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.626030][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.626096][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.626162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.626212][ T32] r4:85644300 [ 1335.627629][ T32] INFO: task kworker/0:297:5039 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.627745][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.627912][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.628033][ T32] Call trace: [ 1335.628109][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.628235][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.628322][ T32] r4:00000000 [ 1335.628386][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.628493][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.628571][ T32] 9d20: 88953000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.628702][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.628785][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.628850][ T32] r5:80070113 r4:80239bb0 [ 1335.628902][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.629016][ T32] r4:82ac21e4 [ 1335.629075][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1335.629417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 7 printk messages dropped ** [ 1335.630054][ T32] r5:852bd78c r4:852bd400 ** 4 printk messages dropped ** [ 1335.630583][ T32] r4:8530ac00 ** 2 printk messages dropped ** [ 1335.630882][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.631142][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.631708][ T32] task:kworker/1:658 state:D stack:0 pid:5041 tgid:5041 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.632584][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.633225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85589040 ** 7 printk messages dropped ** [ 1335.634022][ T32] r5:8551278c r4:85512400 [ 1335.634222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.665136][ T32] r7:ddde2d80 r6:83018200 r5:8551278c r4:85572a80 [ 1335.665245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.665426][ T32] r10:61c88647 r9:8559e000 r8:85572aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.665514][ T32] r4:85572a80 [ 1335.665573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.665691][ T32] r10:00000000 r9:85572a80 r8:80287e08 r7:eb65de60 r6:85572b00 r5:8559e000 [ 1335.665763][ T32] r4:00000001 [ 1335.665817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.665906][ T32] Exception stack(0xeb689fb0 to 0xeb689ff8) [ 1335.666000][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.666067][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.666146][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.666215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.666264][ T32] r4:85589080 [ 1335.667567][ T32] INFO: task kworker/1:658:5041 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.667672][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.667864][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.668015][ T32] Call trace: [ 1335.668117][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.668267][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.668340][ T32] r4:00000000 [ 1335.668391][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.668506][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.668598][ T32] 9d20: 88b27000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.668671][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.668736][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.668798][ T32] r5:80070113 r4:80239bb0 [ 1335.668852][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.668976][ T32] r4:82ac21e4 [ 1335.669036][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.669158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.669235][ T32] r4:eaf29dc0 [ 1335.669311][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.669426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.669491][ T32] r4:00000000 [ 1335.669572][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.669709][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.669771][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.669890][ T32] r5:00001000 r4:dfd17000 [ 1335.669978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.670109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.670241][ T32] r5:852bd78c r4:852bd400 [ 1335.670296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.670413][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.670467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.670607][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.670691][ T32] r4:8530ac00 [ 1335.670859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.671001][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.671092][ T32] r4:00000001 [ 1335.671151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.671236][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.671300][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.671367][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.671564][ T32] r4:852cfa40 ** 5 printk messages dropped ** [ 1335.672023][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.672573][ T32] r5:85599800 r4:8291a680 ** 2 printk messages dropped ** [ 1335.672843][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 ** 7 printk messages dropped ** [ 1335.673571][ T32] r9:83018005 r8:85599800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1335.673625][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.673745][ T32] r5:00001000 r4:eb69b000 [ 1335.673818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.673936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.674053][ T32] r5:85512b8c r4:85512800 [ 1335.674108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.674213][ T32] r7:dddced80 r6:83018000 r5:85512b8c r4:8556be80 [ 1335.674325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.695294][ T32] r10:61c88647 r9:85599800 r8:8556beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.695415][ T32] r4:8556be80 [ 1335.695479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.695646][ T32] r10:00000000 r9:8556be80 r8:80287e08 r7:eb291e60 r6:85572b80 r5:85599800 [ 1335.695714][ T32] r4:00000001 [ 1335.695767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.695868][ T32] Exception stack(0xeb699fb0 to 0xeb699ff8) [ 1335.696021][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.696127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.696222][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.696302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.696361][ T32] r4:85644440 [ 1335.697730][ T32] INFO: task kworker/0:298:5043 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.697870][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.698126][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.698247][ T32] Call trace: [ 1335.698325][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.698475][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.698540][ T32] r4:00000000 [ 1335.698591][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.698723][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.698843][ T32] 9d20: 88d29000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.698915][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.699036][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.699104][ T32] r5:80070113 r4:80239bb0 [ 1335.699152][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.699242][ T32] r4:82ac21e4 [ 1335.699292][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.699398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.699450][ T32] r4:eaf29dc0 [ 1335.699494][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.699593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.699649][ T32] r4:00000000 [ 1335.699706][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.699845][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.699908][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.700024][ T32] r5:00001000 r4:dfd17000 [ 1335.700092][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.700194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.700287][ T32] r5:852bd78c r4:852bd400 [ 1335.700335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.700447][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.700497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.700606][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1335.701053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1335.701551][ T32] r4:852cfa40 ** 4 printk messages dropped ** [ 1335.701947][ T32] task:kworker/1:659 state:D stack:0 pid:5045 tgid:5045 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.702814][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.702973][ T32] r4:00000000 [ 1335.703019][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.703107][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.703197][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.703301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856447c0 [ 1335.703353][ T32] r4:00000000 [ 1335.703421][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.703550][ T32] r9:83018205 r8:8559bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1335.703613][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.703722][ T32] r5:00001000 r4:eb6ab000 [ 1335.703772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.703858][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.704000][ T32] r5:855d178c r4:855d1400 [ 1335.704057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.740472][ T32] r7:ddde2d80 r6:83018200 r5:855d178c r4:85572c00 [ 1335.740645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.740872][ T32] r10:61c88647 r9:8559bc00 r8:85572c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.741030][ T32] r4:85572c00 [ 1335.741114][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.741238][ T32] r10:00000000 r9:85572c00 r8:80287e08 r7:eb65de60 r6:85572c80 r5:8559bc00 [ 1335.741299][ T32] r4:00000001 [ 1335.741351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.741446][ T32] Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) [ 1335.741519][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.741608][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.741794][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.741937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.742007][ T32] r4:85589540 [ 1335.743359][ T32] INFO: task kworker/1:659:5045 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.743442][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.743582][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.743725][ T32] Call trace: [ 1335.743815][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.743934][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.743985][ T32] r4:00000000 [ 1335.744028][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.744114][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.748251][ T32] 9d20: 8902a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.748387][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.748454][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.748513][ T32] r5:80070113 r4:80239bb0 [ 1335.748559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.748687][ T32] r4:82ac21e4 [ 1335.748736][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.748844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.748899][ T32] r4:eaf29dc0 [ 1335.748945][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.749052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.749102][ T32] r4:00000000 [ 1335.749144][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.749248][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.749387][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.749492][ T32] r5:00001000 r4:dfd17000 [ 1335.749538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.749620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.749784][ T32] r5:852bd78c r4:852bd400 [ 1335.749837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.749958][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.750011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.750135][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.750215][ T32] r4:8530ac00 [ 1335.750354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.750495][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 3 printk messages dropped ** [ 1335.750796][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.751395][ T32] task:kworker/0:299 state:D stack:0 pid:5047 tgid:5047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.751530][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.751641][ T32] Call trace: [ 1335.751745][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.751888][ T32] r10:8291a684 r9:eb6a9d84 r8:00000002 r7:60000113 r6:eb6a9d8c r5:8545bc00 [ 1335.751953][ T32] r4:8545bc00 [ 1335.751998][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.752096][ T32] r5:8545bc00 r4:8291a680 [ 1335.752176][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.752272][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.752366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 [ 1335.752442][ T32] r4:00000000 [ 1335.752519][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.752615][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.752754][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.752870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85644940 [ 1335.752927][ T32] r4:00000000 [ 1335.752975][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.753084][ T32] r9:83018005 r8:8545bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1335.753139][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.753266][ T32] r5:00001000 r4:eb6c3000 [ 1335.753320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.753441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.753551][ T32] r5:855d1b8c r4:855d1800 [ 1335.753600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.753715][ T32] r7:dddced80 r6:83018000 r5:855d1b8c r4:8556bf00 [ 1335.753761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.753874][ T32] r10:61c88647 r9:8545bc00 r8:8556bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.753933][ T32] r4:8556bf00 [ 1335.753978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.754103][ T32] r10:00000000 r9:8556bf00 r8:80287e08 r7:eb291e60 r6:85572d00 r5:8545bc00 [ 1335.773715][ T32] r4:00000001 [ 1335.773968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.774105][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) [ 1335.774856][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.774995][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.775067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.775149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.775237][ T32] r4:85644700 [ 1335.776608][ T32] INFO: task kworker/0:299:5047 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.776722][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.776920][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.777047][ T32] Call trace: [ 1335.777116][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.777254][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.777319][ T32] r4:00000000 [ 1335.777387][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.777497][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.777571][ T32] 9d20: 8912d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.777645][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.777734][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.777809][ T32] r5:80070113 r4:80239bb0 [ 1335.777889][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.778009][ T32] r4:82ac21e4 [ 1335.778085][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1335.778491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 9 printk messages dropped ** [ 1335.779427][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 4 printk messages dropped ** [ 1335.779786][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.779834][ T32] r4:00000001 [ 1335.779880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.779973][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.780040][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.780112][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.780181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.780279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.780338][ T32] r4:852cfa40 [ 1335.780383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.780489][ T32] INFO: task kworker/1:660:5050 blocked for more than 462 seconds. [ 1335.780565][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.780620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.780676][ T32] task:kworker/1:660 state:D stack:0 pid:5050 tgid:5050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.780807][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.780892][ T32] Call trace: [ 1335.780963][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.781065][ T32] r10:8291a684 r9:eb6c1d84 r8:00000002 r7:60000013 r6:eb6c1d8c r5:855a9800 [ 1335.781117][ T32] r4:855a9800 [ 1335.781163][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.781252][ T32] r5:855a9800 r4:8291a680 [ 1335.781316][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.781431][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.781546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c1e08 [ 1335.781618][ T32] r4:00000000 [ 1335.781754][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.781854][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.781957][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.782071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855894c0 [ 1335.782125][ T32] r4:00000000 [ 1335.782173][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.782286][ T32] r9:83018205 r8:855a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1335.782339][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.782462][ T32] r5:00001000 r4:eb703000 [ 1335.782512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.782606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.782737][ T32] r5:85513f8c r4:85513c00 [ 1335.782816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.782949][ T32] r7:ddde2d80 r6:83018200 r5:85513f8c r4:85572d80 [ 1335.782995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.783093][ T32] r10:61c88647 r9:855a9800 r8:85572dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.783140][ T32] r4:85572d80 [ 1335.783179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.783298][ T32] r10:00000000 r9:85572d80 r8:80287e08 r7:eb65de60 r6:85572e00 r5:855a9800 [ 1335.783360][ T32] r4:00000001 [ 1335.783411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.783506][ T32] Exception stack(0xeb6c1fb0 to 0xeb6c1ff8) [ 1335.783575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.783709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.783785][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.783857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.783930][ T32] r4:855898c0 [ 1335.826492][ T32] INFO: task kworker/1:660:5050 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.826824][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.827502][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.828445][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.828923][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 4 printk messages dropped ** [ 1335.829614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.829705][ T32] r4:eaf29dc0 [ 1335.829760][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.829919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.829986][ T32] r4:00000000 [ 1335.830041][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.830160][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.830248][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.830550][ T32] r5:00001000 r4:dfd17000 [ 1335.830659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.830786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.830888][ T32] r5:852bd78c r4:852bd400 [ 1335.830940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.831051][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.831101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.831223][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.831300][ T32] r4:8530ac00 [ 1335.831417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.831532][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.831583][ T32] r4:00000001 [ 1335.831627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.831717][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.831797][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.831870][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.832050][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.832154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.832242][ T32] r4:852cfa40 [ 1335.832443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.832521][ T32] INFO: task kworker/1:661:5051 blocked for more than 462 seconds. [ 1335.832597][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.832663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.832709][ T32] task:kworker/1:661 state:D stack:0 pid:5051 tgid:5051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.832876][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.833038][ T32] Call trace: [ 1335.833211][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.833324][ T32] r10:8291a684 r9:eb6d1d84 r8:00000002 r7:60000113 r6:eb6d1d8c r5:855aa400 [ 1335.833379][ T32] r4:855aa400 [ 1335.833429][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.833619][ T32] r5:855aa400 r4:8291a680 [ 1335.833851][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.834047][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 [ 1335.834092][ T32] r4:00000000 [ 1335.834228][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.858631][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.858851][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.858960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85589800 [ 1335.859013][ T32] r4:00000000 [ 1335.859055][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.859151][ T32] r9:83018205 r8:855aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 ** 2 printk messages dropped ** [ 1335.859323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.859518][ T32] r5:8551338c r4:85513000 [ 1335.859570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.859691][ T32] r7:ddde2d80 r6:83018200 r5:8551338c r4:85572e80 ** 1 printk messages dropped ** [ 1335.859856][ T32] r10:61c88647 r9:855aa400 r8:85572eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.860451][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.862314][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.862789][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.862914][ T32] 9d20: 89630000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.863004][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.863076][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.863138][ T32] r5:80070113 r4:80239bb0 [ 1335.863197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.863299][ T32] r4:82ac21e4 [ 1335.863377][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.863493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.863567][ T32] r4:eaf29dc0 [ 1335.863616][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.863727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.863779][ T32] r4:00000000 [ 1335.863826][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.863957][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.864016][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.864120][ T32] r5:00001000 r4:dfd17000 [ 1335.895595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.896499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.896654][ T32] r5:852bd78c r4:852bd400 [ 1335.896712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.896818][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.896864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.897076][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.897132][ T32] r4:8530ac00 [ 1335.897268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.897389][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.897442][ T32] r4:00000001 [ 1335.897505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.897628][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.897705][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.897762][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.897814][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.897874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.897920][ T32] r4:852cfa40 [ 1335.897970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.898049][ T32] INFO: task kworker/0:300:5053 blocked for more than 462 seconds. [ 1335.898138][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.898197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.898273][ T32] task:kworker/0:300 state:D stack:0 pid:5053 tgid:5053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.898397][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.898556][ T32] Call trace: [ 1335.898775][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.898890][ T32] r10:8291a684 r9:eb6d5d84 r8:00000002 r7:60000113 r6:eb6d5d8c r5:855ab000 [ 1335.898937][ T32] r4:855ab000 [ 1335.898994][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1335.899191][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1335.900174][ T32] r9:83018005 r8:855ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 4 printk messages dropped ** [ 1335.900901][ T32] r5:855d1f8c r4:855d1c00 [ 1335.901021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.901122][ T32] r7:dddced80 r6:83018000 r5:855d1f8c r4:8556bf80 [ 1335.901169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.901274][ T32] r10:61c88647 r9:855ab000 r8:8556bfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.901342][ T32] r4:8556bf80 [ 1335.901384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.901477][ T32] r10:00000000 r9:8556bf80 r8:80287e08 r7:eb291e60 r6:85572f80 r5:855ab000 [ 1335.901525][ T32] r4:00000001 [ 1335.901565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.901634][ T32] Exception stack(0xeb6d5fb0 to 0xeb6d5ff8) [ 1335.901698][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.901787][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.901848][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.901907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.901958][ T32] r4:85644740 [ 1335.903359][ T32] INFO: task kworker/0:300:5053 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.903450][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.903587][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.903702][ T32] Call trace: [ 1335.903799][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1335.903956][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.925340][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.925453][ T32] r5:80070113 r4:80239bb0 [ 1335.925505][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.925656][ T32] r4:82ac21e4 [ 1335.925752][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.925877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.925932][ T32] r4:eaf29dc0 [ 1335.925978][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.926087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.926142][ T32] r4:00000000 [ 1335.926193][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.926301][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.926352][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.926459][ T32] r5:00001000 r4:dfd17000 [ 1335.926507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.926606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.926717][ T32] r5:852bd78c r4:852bd400 [ 1335.926792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.926901][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1335.926953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.927084][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.927144][ T32] r4:8530ac00 [ 1335.927187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.927289][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1335.927346][ T32] r4:00000001 [ 1335.927391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.927477][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.927537][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.927627][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.927714][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.927808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.928189][ T32] r4:852cfa40 [ 1335.928250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.928313][ T32] INFO: task kworker/0:301:5055 blocked for more than 462 seconds. [ 1335.928373][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1335.928574][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.929159][ T32] r5:855abc00 r4:8291a680 ** 2 printk messages dropped ** [ 1335.929432][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e5e08 [ 1335.929493][ T32] r4:00000000 [ 1335.929536][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.929611][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.929706][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.929805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85644a40 [ 1335.929861][ T32] r4:00000000 [ 1335.929909][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.930019][ T32] r9:83018005 r8:855abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1335.930069][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.930184][ T32] r5:00001000 r4:eb6ef000 [ 1335.930227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.930304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.930385][ T32] r5:8551378c r4:85513400 [ 1335.930446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.930538][ T32] r7:dddced80 r6:83018000 r5:8551378c r4:8558b000 [ 1335.930575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.930924][ T32] r10:61c88647 r9:855abc00 r8:8558b02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.930987][ T32] r4:8558b000 [ 1335.931056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.931153][ T32] r10:00000000 r9:8558b000 r8:80287e08 r7:eb291e60 r6:85582000 r5:855abc00 [ 1335.931204][ T32] r4:00000001 [ 1335.931243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.931326][ T32] Exception stack(0xeb6e5fb0 to 0xeb6e5ff8) ** 2 printk messages dropped ** [ 1335.931533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.933542][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 ** 6 printk messages dropped ** [ 1335.958894][ T32] r5:80070113 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.959514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 7 printk messages dropped ** [ 1335.960183][ T32] r5:852bd78c r4:852bd400 ** 5 printk messages dropped ** [ 1335.960621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.961277][ T32] r4:852cfa40 ** 5 printk messages dropped ** [ 1335.961692][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.962051][ T32] r4:855a8000 [ 1335.962093][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.962183][ T32] r5:855a8000 r4:8291a680 [ 1335.962253][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.962347][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.962458][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e1e08 [ 1335.962521][ T32] r4:00000000 [ 1335.962563][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.962640][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.962762][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.962869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85589400 [ 1335.962918][ T32] r4:00000000 [ 1335.962994][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.963096][ T32] r9:83018205 r8:855a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1335.963145][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.963237][ T32] r5:00001000 r4:eb6f7000 [ 1335.963281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.963364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.963474][ T32] r5:85513b8c r4:85513800 [ 1335.963560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.963670][ T32] r7:ddde2d80 r6:83018200 r5:85513b8c r4:85582080 [ 1335.963715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.963822][ T32] r10:61c88647 r9:855a8000 r8:855820ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.963892][ T32] r4:85582080 [ 1335.963966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.964072][ T32] r10:00000000 r9:85582080 r8:80287e08 r7:eb6c1e60 r6:85582100 r5:855a8000 [ 1335.964121][ T32] r4:00000001 [ 1335.986144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.986463][ T32] Exception stack(0xeb6e1fb0 to 0xeb6e1ff8) [ 1335.986543][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.986614][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.986690][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.986782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.986907][ T32] r4:85589f00 [ 1335.988321][ T32] INFO: task kworker/1:662:5057 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1335.988426][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.988576][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.988695][ T32] Call trace: [ 1335.988818][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.988967][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1335.989049][ T32] r4:00000000 [ 1335.989112][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.989204][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1335.989270][ T32] 9d20: 89d79000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1335.989339][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1335.989403][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1335.989464][ T32] r5:80070113 r4:80239bb0 [ 1335.989512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.989655][ T32] r4:82ac21e4 [ 1335.989717][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.989826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1335.989880][ T32] r4:eaf29dc0 [ 1335.989930][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.990032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1335.990108][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1335.990945][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 6 printk messages dropped ** [ 1335.991421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.991512][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1335.991573][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.991655][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.991719][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.991781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.991825][ T32] r4:852cfa40 [ 1335.991868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.991924][ T32] INFO: task kworker/0:302:5059 blocked for more than 462 seconds. [ 1335.992009][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.992077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.992136][ T32] task:kworker/0:302 state:D stack:0 pid:5059 tgid:5059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.992267][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.992360][ T32] Call trace: [ 1335.992451][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.992558][ T32] r10:8291a684 r9:eb3f1d84 r8:00000002 r7:60000113 r6:eb3f1d8c r5:84abb000 [ 1335.992630][ T32] r4:84abb000 ** 2 printk messages dropped ** [ 1335.992821][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1335.994031][ T32] r5:855d238c r4:855d2000 [ 1335.994103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.028404][ T32] r10:61c88647 r9:84abb000 r8:8558b0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1336.030730][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1336.032616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 14 printk messages dropped ** [ 1336.047074][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 17 printk messages dropped ** [ 1336.049449][ T32] r4:855ac800 ** 7 printk messages dropped ** [ 1336.050332][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.051406][ T32] r5:8567cf8c r4:8567cc00 ** 3 printk messages dropped ** [ 1336.051781][ T32] r10:61c88647 r9:855ac800 r8:855821ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1336.052097][ T32] r4:00000001 [ 1336.052183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.052280][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 1336.052344][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.052636][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.052745][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.052829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.052887][ T32] r4:855892c0 [ 1336.082726][ T32] INFO: task kworker/1:663:5061 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1336.082961][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.083130][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.083281][ T32] Call trace: [ 1336.083373][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.083509][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1336.083567][ T32] r4:00000000 [ 1336.083619][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.083732][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1336.083806][ T32] 9d20: 8a5d0000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1336.083950][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1336.084045][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1336.084118][ T32] r5:80070113 r4:80239bb0 [ 1336.084171][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.084305][ T32] r4:82ac21e4 [ 1336.095345][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.095521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1336.095605][ T32] r4:eaf29dc0 [ 1336.096006][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.096132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1336.096411][ T32] r4:00000000 [ 1336.096466][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.096571][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.096634][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.096941][ T32] r5:00001000 r4:dfd17000 [ 1336.096997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.097079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.097274][ T32] r5:852bd78c r4:852bd400 [ 1336.097350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.097649][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1336.097723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.097922][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.097979][ T32] r4:8530ac00 [ 1336.098451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.098661][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1336.098726][ T32] r4:00000001 [ 1336.098798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.098892][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1336.098972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.099035][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.099091][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.099156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1336.099764][ T32] task:kworker/1:664 state:D stack:0 pid:5064 tgid:5064 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1336.102005][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.102976][ T32] r5:8567c38c r4:8567c000 [ 1336.103014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1336.103160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1336.104019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1336.135871][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1336.135933][ T32] r5:80070113 r4:80239bb0 [ 1336.136004][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.136115][ T32] r4:82ac21e4 [ 1336.136176][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.136280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1336.136378][ T32] r4:eaf29dc0 [ 1336.136442][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.136595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1336.136690][ T32] r4:00000000 [ 1336.136753][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.136893][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.136963][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.137099][ T32] r5:00001000 r4:dfd17000 [ 1336.137166][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.137295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.137405][ T32] r5:852bd78c r4:852bd400 [ 1336.137463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.137588][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1336.137659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.137768][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.137838][ T32] r4:8530ac00 [ 1336.137909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.138028][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1336.138081][ T32] r4:00000001 [ 1336.138128][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.138212][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1336.138276][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.138341][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.138950][ T32] task:kworker/1:665 state:D stack:0 pid:5065 tgid:5065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.139095][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.139189][ T32] Call trace: [ 1336.139291][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.139392][ T32] r10:8291a684 r9:eb719d84 r8:00000002 r7:60000113 r6:eb719d8c r5:855ae000 [ 1336.139467][ T32] r4:855ae000 [ 1336.139580][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.139709][ T32] r5:855ae000 r4:8291a680 [ 1336.139772][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.139875][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.139978][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb719e08 [ 1336.140047][ T32] r4:00000000 [ 1336.140122][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.140240][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.140331][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1336.140932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.141217][ T32] r5:8567c78c r4:8567c400 ** 9 printk messages dropped ** [ 1336.142184][ T32] Exception stack(0xeb719fb0 to 0xeb719ff8) ** 13 printk messages dropped ** [ 1336.171693][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 10 printk messages dropped ** [ 1336.172499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 15 printk messages dropped ** [ 1336.174007][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1336.184169][ T32] r4:852cfa40 [ 1336.184866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.184969][ T32] INFO: task kworker/1:666:5067 blocked for more than 462 seconds. [ 1336.185039][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.185097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.185147][ T32] task:kworker/1:666 state:D stack:0 pid:5067 tgid:5067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.185264][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.185460][ T32] Call trace: [ 1336.185536][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.185669][ T32] r10:8291a684 r9:eb725d84 r8:00000002 r7:60000113 r6:eb725d8c r5:855aec00 [ 1336.185728][ T32] r4:855aec00 [ 1336.185790][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.185914][ T32] r5:855aec00 r4:8291a680 [ 1336.185982][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.186098][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.186201][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb725e08 [ 1336.186253][ T32] r4:00000000 [ 1336.186293][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.186370][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.186494][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.186618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558e380 [ 1336.186713][ T32] r4:00000000 [ 1336.186780][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.186977][ T32] r9:83018205 r8:855aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1336.187041][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.187103][ T32] r5:00001000 r4:eb727000 [ 1336.187129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.187197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.187256][ T32] r5:8567cb8c r4:8567c800 [ 1336.187282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.187362][ T32] r7:ddde2d80 r6:83018200 r5:8567cb8c r4:85582480 [ 1336.187433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.187511][ T32] r10:61c88647 r9:855aec00 r8:855824ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.187624][ T32] r4:85582480 [ 1336.187670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1336.187966][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1336.189539][ T32] r5:80070113 r4:80239bb0 ** 3 printk messages dropped ** [ 1336.189672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1336.189737][ T32] r4:eaf29dc0 [ 1336.189812][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.189874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1336.189936][ T32] r4:00000000 [ 1336.190121][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.190239][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.190291][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.190383][ T32] r5:00001000 r4:dfd17000 [ 1336.190429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.190533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.190640][ T32] r5:852bd78c r4:852bd400 [ 1336.190687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.190815][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1336.190863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.191149][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.191347][ T32] r4:8530ac00 [ 1336.191455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.191901][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1336.192044][ T32] r4:00000001 [ 1336.192116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.192236][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1336.192329][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.192409][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.192488][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.192568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.192637][ T32] r4:852cfa40 [ 1336.192709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.192800][ T32] INFO: task kworker/1:667:5069 blocked for more than 462 seconds. ** 5 printk messages dropped ** [ 1336.193686][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1336.225685][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.226527][ T32] r5:8567d38c r4:8567d000 [ 1336.226576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.226685][ T32] r7:ddde2d80 r6:83018200 r5:8567d38c r4:85582580 [ 1336.226733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.226855][ T32] r10:61c88647 r9:84abbc00 r8:855825ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.226915][ T32] r4:85582580 [ 1336.226945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1336.227248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1336.228874][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 ** 17 printk messages dropped ** [ 1336.229925][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1336.230666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1336.231490][ T32] r4:84abd400 ** 5 printk messages dropped ** [ 1336.231838][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.232303][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.232578][ T32] r5:855d2f8c r4:855d2c00 [ 1336.232603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.232706][ T32] r7:dddced80 r6:83018000 r5:855d2f8c r4:8558b200 [ 1336.232731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.232784][ T32] r10:61c88647 r9:84abd400 r8:8558b22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.232809][ T32] r4:8558b200 [ 1336.232829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.232881][ T32] r10:00000000 r9:8558b200 r8:80287e08 r7:eb291e60 r6:8558b280 r5:84abd400 [ 1336.232912][ T32] r4:00000001 [ 1336.232993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.233062][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) [ 1336.233095][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.233128][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.233188][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.233286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.233315][ T32] r4:85606180 [ 1336.233785][ T32] INFO: task kworker/0:303:5073 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1336.233821][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1336.234246][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1336.260292][ T32] r4:eaf29dc0 ** 13 printk messages dropped ** [ 1336.261469][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.262148][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1336.263684][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb701e08 ** 12 printk messages dropped ** [ 1336.276485][ T32] r5:855d338c r4:855d3000 [ 1336.276611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.277219][ T32] r10:00000000 r9:8558b300 r8:80287e08 r7:eb731e60 r6:8558b380 r5:84abe000 ** 14 printk messages dropped ** [ 1336.280599][ T32] r4:00000000 [ 1336.280640][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.280721][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1336.280797][ T32] 9d20: 8b811000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1336.280868][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1336.280923][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1336.280977][ T32] r5:80070113 r4:80239bb0 [ 1336.281027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.281211][ T32] r4:82ac21e4 [ 1336.281329][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.281433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1336.281477][ T32] r4:eaf29dc0 [ 1336.281517][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.281609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1336.281656][ T32] r4:00000000 [ 1336.281702][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.281814][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.281859][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.281945][ T32] r5:00001000 r4:dfd17000 [ 1336.281988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.282171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.282270][ T32] r5:852bd78c r4:852bd400 [ 1336.282519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.282636][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1336.282683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.282840][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.282896][ T32] r4:8530ac00 [ 1336.283019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.283264][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1336.283395][ T32] r4:00000001 [ 1336.283442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.283562][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1336.283630][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.283695][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.283770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.283878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.283945][ T32] r4:852cfa40 [ 1336.283994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.284127][ T32] INFO: task kworker/1:668:5078 blocked for more than 462 seconds. [ 1336.319141][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.319391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.319472][ T32] task:kworker/1:668 state:D stack:0 pid:5078 tgid:5078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.319671][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.320046][ T32] r4:8560d400 ** 3 printk messages dropped ** [ 1336.320363][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.321172][ T32] r9:83018205 r8:8560d400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 ** 4 printk messages dropped ** [ 1336.321589][ T32] r5:8567d78c r4:8567d400 [ 1336.321633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.321734][ T32] r7:ddde2d80 r6:83018200 r5:8567d78c r4:85582600 [ 1336.321787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.321888][ T32] r10:61c88647 r9:8560d400 r8:8558262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.321938][ T32] r4:85582600 [ 1336.321984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.322176][ T32] r10:00000000 r9:85582600 r8:80287e08 r7:eb735e60 r6:8558b400 r5:8560d400 [ 1336.322234][ T32] r4:00000001 [ 1336.322277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.322362][ T32] Exception stack(0xeb749fb0 to 0xeb749ff8) [ 1336.322424][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.322484][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.322539][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.322634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.322695][ T32] r4:8558e740 [ 1336.324096][ T32] INFO: task kworker/1:668:5078 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1336.324290][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.340542][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.340752][ T32] Call trace: [ 1336.340976][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.341184][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1336.341249][ T32] r4:00000000 [ 1336.341296][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.341424][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1336.341494][ T32] 9d20: 8bd51000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1336.341559][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1336.341745][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1336.341857][ T32] r5:80070113 r4:80239bb0 [ 1336.341943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.342052][ T32] r4:82ac21e4 [ 1336.342100][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.342196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1336.342304][ T32] r4:eaf29dc0 [ 1336.342430][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.342596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1336.342732][ T32] r4:00000000 [ 1336.342816][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1336.342978][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1336.360241][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 10 printk messages dropped ** [ 1336.361087][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1336.362155][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.363008][ T32] r5:8567db8c r4:8567d800 [ 1336.363061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1336.363999][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1336.381726][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 13 printk messages dropped ** [ 1336.382994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1336.383899][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 3 printk messages dropped ** [ 1336.398856][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.399091][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.399161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.399232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.399287][ T32] r4:852cfa40 [ 1336.399339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.399398][ T32] INFO: task kworker/1:670:5081 blocked for more than 462 seconds. [ 1336.399468][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.399526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.399613][ T32] task:kworker/1:670 state:D stack:0 pid:5081 tgid:5081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.399745][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.399868][ T32] Call trace: [ 1336.399991][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.400186][ T32] r10:8291a684 r9:eb755d84 r8:00000002 r7:60000113 r6:eb755d8c r5:84ae8000 [ 1336.400246][ T32] r4:84ae8000 [ 1336.400291][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.400384][ T32] r5:84ae8000 r4:8291a680 [ 1336.400458][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.400553][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.400647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 [ 1336.400733][ T32] r4:00000000 [ 1336.400829][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.400917][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.401007][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.401107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558e300 [ 1336.401153][ T32] r4:00000000 [ 1336.401196][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.401300][ T32] r9:83018205 r8:84ae8000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1336.401348][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.401444][ T32] r5:00001000 r4:eafa1000 [ 1336.401532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.401629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.401724][ T32] r5:8567ef8c r4:8567ec00 [ 1336.401815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.402006][ T32] r7:ddde2d80 r6:83018200 r5:8567ef8c r4:85582700 [ 1336.402061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.402164][ T32] r10:61c88647 r9:84ae8000 r8:8558272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.402216][ T32] r4:85582700 [ 1336.402372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.402487][ T32] r10:00000000 r9:85582700 r8:80287e08 r7:eb751e60 r6:8558b500 r5:84ae8000 [ 1336.402538][ T32] r4:00000001 [ 1336.402582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.402691][ T32] Exception stack(0xeb755fb0 to 0xeb755ff8) [ 1336.402832][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.402909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.402974][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.403044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.403094][ T32] r4:8558e980 [ 1336.428495][ T32] INFO: task kworker/1:670:5081 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1336.428807][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.429071][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.429480][ T32] Call trace: [ 1336.429602][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.429729][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 ** 2 printk messages dropped ** [ 1336.429931][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1336.429998][ T32] 9d20: 8c434000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1336.430070][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1336.430128][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1336.430182][ T32] r5:80070113 r4:80239bb0 ** 3 printk messages dropped ** [ 1336.430515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 15 printk messages dropped ** [ 1336.431910][ T32] r4:8530ac00 ** 5 printk messages dropped ** [ 1336.432333][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1336.433901][ T32] r5:84ae8c00 r4:8291a680 ** 7 printk messages dropped ** [ 1336.450356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558ed80 ** 7 printk messages dropped ** [ 1336.451181][ T32] r5:8567df8c r4:8567dc00 ** 1 printk messages dropped ** [ 1336.451368][ T32] r7:ddde2d80 r6:83018200 r5:8567df8c r4:85582780 ** 12 printk messages dropped ** [ 1336.452492][ T32] r4:8558e980 ** 8 printk messages dropped ** [ 1336.478847][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 10 printk messages dropped ** [ 1336.479870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 14 printk messages dropped ** [ 1336.481134][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 2 printk messages dropped ** [ 1336.481307][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1336.481363][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.481422][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.481511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.481667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.481725][ T32] r4:852cfa40 [ 1336.481785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.481873][ T32] INFO: task kworker/0:305:5084 blocked for more than 462 seconds. [ 1336.481961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.482021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.482069][ T32] task:kworker/0:305 state:D stack:0 pid:5084 tgid:5084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.482235][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.482416][ T32] Call trace: [ 1336.482499][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.482608][ T32] r10:8291a684 r9:eb55dd84 r8:00000002 r7:60000113 r6:eb55dd8c r5:84ae9800 [ 1336.482656][ T32] r4:84ae9800 [ 1336.482698][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.482844][ T32] r5:84ae9800 r4:8291a680 [ 1336.482903][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.483020][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.483127][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb55de08 [ 1336.483174][ T32] r4:00000000 [ 1336.483214][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.483296][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.483377][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.483467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845ee500 [ 1336.483514][ T32] r4:00000000 [ 1336.483579][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.483769][ T32] r9:83018005 r8:84ae9800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1336.483844][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.483943][ T32] r5:00001000 r4:e01d1000 [ 1336.483986][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.484073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.484211][ T32] r5:84b6938c r4:84b69000 [ 1336.500105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.500294][ T32] r7:dddced80 r6:83018000 r5:84b6938c r4:8558b600 [ 1336.500357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.500470][ T32] r10:61c88647 r9:84ae9800 r8:8558b62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.500525][ T32] r4:8558b600 [ 1336.500570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.500730][ T32] r10:00000000 r9:8558b600 r8:80287e08 r7:eb701e60 r6:8558b680 r5:84ae9800 [ 1336.500799][ T32] r4:00000001 [ 1336.500846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1336.501201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.503483][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 8 printk messages dropped ** [ 1336.504113][ T32] r4:eaf29dc0 [ 1336.525102][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.525340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1336.525410][ T32] r4:00000000 [ 1336.525454][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.525565][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.525645][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.525764][ T32] r5:00001000 r4:dfd17000 [ 1336.525810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.525895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.525986][ T32] r5:852bd78c r4:852bd400 [ 1336.526035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.526138][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1336.526183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.526284][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.526331][ T32] r4:8530ac00 [ 1336.526400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.526512][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1336.526563][ T32] r4:00000001 [ 1336.526604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1336.526956][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1336.527960][ T32] r4:84aeb000 ** 3 printk messages dropped ** [ 1336.528244][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1336.529420][ T32] r5:8567e38c r4:8567e000 [ 1336.529506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.529787][ T32] r10:61c88647 r9:84aeb000 r8:8558282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.529839][ T32] r4:85582800 [ 1336.529881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.529981][ T32] r10:00000000 r9:85582800 r8:80287e08 r7:eb755e60 r6:8558b700 r5:84aeb000 [ 1336.530051][ T32] r4:00000001 [ 1336.530098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.530181][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 1336.530314][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.530428][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.530509][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.530605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.530702][ T32] r4:8558ec00 [ 1336.532104][ T32] INFO: task kworker/1:672:5087 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1336.532189][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.532311][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.532397][ T32] Call trace: [ 1336.532456][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.532563][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1336.532621][ T32] r4:00000000 [ 1336.532667][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.532765][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1336.532831][ T32] 9d20: 8cf37000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1336.532900][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1336.532955][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1336.533007][ T32] r5:80070113 r4:80239bb0 [ 1336.533054][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.533140][ T32] r4:82ac21e4 [ 1336.533185][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.533279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1336.533329][ T32] r4:eaf29dc0 [ 1336.533369][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.533456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1336.533499][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.533625][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 8 printk messages dropped ** [ 1336.555386][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.555850][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.556088][ T32] r4:852cfa40 [ 1336.556135][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.556194][ T32] INFO: task kworker/0:306:5088 blocked for more than 463 seconds. [ 1336.556262][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.556317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.556364][ T32] task:kworker/0:306 state:D stack:0 pid:5088 tgid:5088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.556484][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.556644][ T32] Call trace: [ 1336.556759][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.556882][ T32] r10:8291a684 r9:eb765d84 r8:00000002 r7:60000113 r6:eb765d8c r5:84aebc00 [ 1336.556935][ T32] r4:84aebc00 [ 1336.556980][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.557074][ T32] r5:84aebc00 r4:8291a680 [ 1336.557173][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.557273][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.557366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb765e08 [ 1336.557432][ T32] r4:00000000 [ 1336.557480][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.557560][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.557649][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.557756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85654e80 [ 1336.557809][ T32] r4:00000000 [ 1336.557854][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1336.558006][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.558357][ T32] r5:855d378c r4:855d3400 [ 1336.558411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.558526][ T32] r7:dddced80 r6:83018000 r5:855d378c r4:8558b780 ** 2 printk messages dropped ** [ 1336.558790][ T32] r4:8558b780 ** 7 printk messages dropped ** [ 1336.559500][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.561545][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.562216][ T32] r5:80070113 r4:80239bb0 ** 6 printk messages dropped ** [ 1336.562995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 10 printk messages dropped ** [ 1336.563633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.564122][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.585296][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.585902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 ** 4 printk messages dropped ** [ 1336.586147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558efc0 [ 1336.586176][ T32] r4:00000000 [ 1336.586196][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.586330][ T32] r9:83018205 r8:84aea400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1336.586357][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.586407][ T32] r5:00001000 r4:eadcb000 [ 1336.586507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.586558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.586625][ T32] r5:8567e78c r4:8567e400 [ 1336.586675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.586822][ T32] r7:ddde2d80 r6:83018200 r5:8567e78c r4:85582880 [ 1336.586868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.587001][ T32] r10:61c88647 r9:84aea400 r8:855828ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.587060][ T32] r4:85582880 [ 1336.587102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.587203][ T32] r10:00000000 r9:85582880 r8:80287e08 r7:eb755e60 r6:8558b880 r5:84aea400 [ 1336.587249][ T32] r4:00000001 [ 1336.587290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.587370][ T32] Exception stack(0xeb76dfb0 to 0xeb76dff8) [ 1336.587431][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.587494][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.587551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.587585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.587609][ T32] r4:8558ec80 [ 1336.588402][ T32] INFO: task kworker/1:673:5090 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1336.588479][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.588605][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.588702][ T32] Call trace: [ 1336.588779][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.588901][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1336.588954][ T32] r4:00000000 [ 1336.588994][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.589083][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1336.589178][ T32] 9d20: 8d400000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1336.589249][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1336.589307][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1336.589359][ T32] r5:80070113 r4:80239bb0 [ 1336.589400][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.589483][ T32] r4:82ac21e4 [ 1336.589533][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1336.589847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 10 printk messages dropped ** [ 1336.590458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.590510][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.590535][ T32] r4:8530ac00 [ 1336.590569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.590625][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1336.590662][ T32] r4:00000001 [ 1336.590686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.590727][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1336.590814][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.590848][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.590876][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.590907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.590929][ T32] r4:852cfa40 [ 1336.590952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.590978][ T32] INFO: task kworker/1:674:5092 blocked for more than 463 seconds. [ 1336.591012][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.591037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.591059][ T32] task:kworker/1:674 state:D stack:0 pid:5092 tgid:5092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.591313][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.591356][ T32] Call trace: [ 1336.591388][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.591442][ T32] r10:8291a684 r9:eb775d84 r8:00000002 r7:60000113 r6:eb775d8c r5:84aec800 [ 1336.591488][ T32] r4:84aec800 [ 1336.591539][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.591640][ T32] r5:84aec800 r4:8291a680 [ 1336.591688][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.591770][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.592021][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1336.592692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.592831][ T32] r5:8567eb8c r4:8567e800 [ 1336.592852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.592903][ T32] r7:ddde2d80 r6:83018200 r5:8567eb8c r4:85582900 ** 1 printk messages dropped ** [ 1336.593005][ T32] r10:61c88647 r9:84aec800 r8:8558292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1336.593350][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.594135][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.628855][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 2 printk messages dropped ** [ 1336.629044][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 5 printk messages dropped ** [ 1336.629775][ T32] r4:eaf29dc0 ** 5 printk messages dropped ** [ 1336.629957][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.630171][ T32] r5:00001000 r4:dfd17000 [ 1336.630197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.630243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.630290][ T32] r5:852bd78c r4:852bd400 [ 1336.630360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.630422][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1336.630445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.630497][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.630571][ T32] r4:8530ac00 [ 1336.630602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.630677][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1336.630784][ T32] r4:00000001 [ 1336.630832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.630904][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1336.630983][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.631183][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.631273][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.631310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.631334][ T32] r4:852cfa40 [ 1336.631358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.631393][ T32] INFO: task kworker/1:675:5094 blocked for more than 463 seconds. [ 1336.631457][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.631544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.631583][ T32] task:kworker/1:675 state:D stack:0 pid:5094 tgid:5094 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.631642][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.631686][ T32] Call trace: [ 1336.631787][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.631916][ T32] r10:8291a684 r9:eb77dd84 r8:00000002 r7:60000013 r6:eb77dd8c r5:84aed400 [ 1336.631990][ T32] r4:84aed400 [ 1336.632044][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.632168][ T32] r5:84aed400 r4:8291a680 [ 1336.632226][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.632355][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.632470][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 [ 1336.632528][ T32] r4:00000000 [ 1336.632576][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.632659][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.632769][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.632887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85589440 [ 1336.632941][ T32] r4:00000000 [ 1336.632989][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.633097][ T32] r9:83018205 r8:84aed400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1336.633150][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.633246][ T32] r5:00001000 r4:eb0cd000 [ 1336.633294][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.633414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.633545][ T32] r5:8567f78c r4:8567f400 [ 1336.633591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.633649][ T32] r7:ddde2d80 r6:83018200 r5:8567f78c r4:85582980 [ 1336.633682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.633740][ T32] r10:61c88647 r9:84aed400 r8:855829ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.633836][ T32] r4:85582980 [ 1336.633930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.634037][ T32] r10:00000000 r9:85582980 r8:80287e08 r7:eb755e60 r6:8558b980 r5:84aed400 [ 1336.634115][ T32] r4:00000001 [ 1336.634192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.645031][ T32] Exception stack(0xeb77dfb0 to 0xeb77dff8) [ 1336.645093][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.645127][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.645156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.645194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.645221][ T32] r4:8558ef80 [ 1336.646088][ T32] INFO: task kworker/1:675:5094 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1336.646175][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.646322][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.646396][ T32] Call trace: [ 1336.646453][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.646537][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1336.646566][ T32] r4:00000000 [ 1336.646588][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.646632][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1336.646729][ T32] 9d20: 8d9d5000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1336.646812][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1336.646845][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1336.646871][ T32] r5:80070113 r4:80239bb0 [ 1336.646892][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1336.647132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 7 printk messages dropped ** [ 1336.647403][ T32] r5:852bd78c r4:852bd400 ** 3 printk messages dropped ** [ 1336.647548][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.647873][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.648096][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.648122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.648144][ T32] task:kworker/1:676 state:D stack:0 pid:5096 tgid:5096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.648326][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.648441][ T32] Call trace: [ 1336.648474][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.648528][ T32] r10:8291a684 r9:eb74dd84 r8:00000002 r7:60000113 r6:eb74dd8c r5:84abec00 [ 1336.648550][ T32] r4:84abec00 [ 1336.648591][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.648648][ T32] r5:84abec00 r4:8291a680 [ 1336.648669][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.648711][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.648764][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb74de08 [ 1336.648788][ T32] r4:00000000 [ 1336.648808][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.648846][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.648884][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.648929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845ee5c0 [ 1336.648951][ T32] r4:00000000 [ 1336.648970][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.649017][ T32] r9:83018205 r8:84abec00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1336.649038][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.649084][ T32] r5:00001000 r4:eb093000 [ 1336.649103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.649145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.649189][ T32] r5:8567f38c r4:8567f000 [ 1336.649208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.649256][ T32] r7:ddde2d80 r6:83018200 r5:8567f38c r4:85582a00 [ 1336.649276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.649326][ T32] r10:61c88647 r9:84abec00 r8:85582a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.649358][ T32] r4:85582a00 [ 1336.649379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.649468][ T32] r10:00000000 r9:85582a00 r8:80287e08 r7:eb77de60 r6:85582a80 r5:84abec00 [ 1336.649496][ T32] r4:00000001 [ 1336.649515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.649588][ T32] Exception stack(0xeb74dfb0 to 0xeb74dff8) [ 1336.649654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.649712][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.649750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.649831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.649858][ T32] r4:8557ff40 [ 1336.650325][ T32] INFO: task kworker/1:676:5096 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1336.650363][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.650483][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.650529][ T32] Call trace: [ 1336.650773][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.650855][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1336.650882][ T32] r4:00000000 [ 1336.650927][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.651003][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1336.651040][ T32] 9d20: 8d9d5000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1336.651123][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1336.651162][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1336.651190][ T32] r5:80070113 r4:80239bb0 [ 1336.651243][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.651296][ T32] r4:82ac21e4 [ 1336.651318][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.651367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1336.651391][ T32] r4:eaf29dc0 [ 1336.651510][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.651561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 3 printk messages dropped ** [ 1336.651706][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.652232][ T32] r4:8530ac00 ** 2 printk messages dropped ** [ 1336.652328][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1336.652450][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.652628][ T32] INFO: task kworker/1:677:5099 blocked for more than 463 seconds. [ 1336.652737][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.652775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.652851][ T32] task:kworker/1:677 state:D stack:0 pid:5099 tgid:5099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.652908][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.653141][ T32] Call trace: [ 1336.653212][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.653351][ T32] r10:8291a684 r9:eb785d84 r8:00000002 r7:60000013 r6:eb785d8c r5:855a8c00 [ 1336.653478][ T32] r4:855a8c00 [ 1336.653505][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.653589][ T32] r5:855a8c00 r4:8291a680 [ 1336.653728][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.653787][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.653836][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb785e08 [ 1336.653859][ T32] r4:00000000 [ 1336.653893][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.653979][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.654067][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.654162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564c180 [ 1336.675016][ T32] r4:00000000 [ 1336.675109][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.675270][ T32] r9:83018205 r8:855a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1336.675331][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.675442][ T32] r5:00001000 r4:eb0e5000 [ 1336.675487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.675571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.675666][ T32] r5:8567fb8c r4:8567f800 [ 1336.675741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.675860][ T32] r7:ddde2d80 r6:83018200 r5:8567fb8c r4:85582b00 [ 1336.675907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.676020][ T32] r10:61c88647 r9:855a8c00 r8:85582b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.676078][ T32] r4:85582b00 [ 1336.676131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.676240][ T32] r10:00000000 r9:85582b00 r8:80287e08 r7:eb77de60 r6:85582b80 r5:855a8c00 [ 1336.676296][ T32] r4:00000001 [ 1336.676339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.676448][ T32] Exception stack(0xeb785fb0 to 0xeb785ff8) [ 1336.676527][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.676596][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.676670][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.676757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.676815][ T32] r4:8558e480 [ 1336.678099][ T32] INFO: task kworker/1:677:5099 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1336.678188][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.678368][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.678484][ T32] Call trace: [ 1336.678558][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.678683][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1336.678731][ T32] r4:00000000 [ 1336.678814][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.678901][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1336.678980][ T32] 9d20: 8dd87000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1336.679066][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1336.679132][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1336.679188][ T32] r5:80070113 r4:80239bb0 [ 1336.679235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.679347][ T32] r4:82ac21e4 [ 1336.679397][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.679498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1336.679563][ T32] r4:eaf29dc0 [ 1336.679614][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.679711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1336.679778][ T32] r4:00000000 [ 1336.679831][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.679941][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.679986][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.680083][ T32] r5:00001000 r4:dfd17000 [ 1336.680138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.680240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.680372][ T32] r5:852bd78c r4:852bd400 [ 1336.680430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.680553][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1336.680612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.680716][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.680777][ T32] r4:8530ac00 [ 1336.680840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.680955][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1336.681013][ T32] r4:00000001 [ 1336.681062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.681147][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1336.681212][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.681276][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1336.681677][ T32] INFO: task kworker/1:678:5101 blocked for more than 463 seconds. ** 3 printk messages dropped ** [ 1336.681959][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.682013][ T32] Call trace: [ 1336.682063][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.682131][ T32] r10:8291a684 r9:eb781d84 r8:00000002 r7:60000013 r6:eb781d8c r5:855b0000 [ 1336.682187][ T32] r4:855b0000 [ 1336.682237][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.682338][ T32] r5:855b0000 r4:8291a680 [ 1336.682384][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.682477][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.682612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [ 1336.682685][ T32] r4:00000000 [ 1336.682780][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.682928][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.683025][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.683122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564c000 [ 1336.683185][ T32] r4:00000000 [ 1336.683235][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.683336][ T32] r9:83018205 r8:855b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1336.683387][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.683743][ T32] r5:8567ff8c r4:8567fc00 [ 1336.683810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.684076][ T32] r10:61c88647 r9:855b0000 r8:85582c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.720474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.722559][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 7 printk messages dropped ** [ 1336.723142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 11 printk messages dropped ** [ 1336.724022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.733991][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1336.734028][ T32] r4:00000001 [ 1336.734115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.734616][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1336.734724][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.734820][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.734853][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.734887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.734964][ T32] r4:852cfa40 [ 1336.735073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.735275][ T32] INFO: task kworker/1:679:5103 blocked for more than 463 seconds. [ 1336.735316][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.735344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.735368][ T32] task:kworker/1:679 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.735460][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.735518][ T32] Call trace: [ 1336.735657][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.735819][ T32] r10:8291a684 r9:eb78dd84 r8:00000002 r7:60000013 r6:eb78dd8c r5:84aee000 [ 1336.735896][ T32] r4:84aee000 [ 1336.735927][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.735979][ T32] r5:84aee000 r4:8291a680 [ 1336.736008][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.736052][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.736220][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.736678][ T32] r5:8568438c r4:85684000 [ 1336.736748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1336.737172][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1336.738549][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 ** 16 printk messages dropped ** [ 1336.739204][ T32] r5:852bd78c r4:852bd400 ** 7 printk messages dropped ** [ 1336.739489][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1336.739721][ T32] r4:852cfa40 ** 5 printk messages dropped ** [ 1336.739980][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.740296][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.740547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564c880 ** 7 printk messages dropped ** [ 1336.740960][ T32] r5:85684f8c r4:85684c00 ** 1 printk messages dropped ** [ 1336.741074][ T32] r7:ddde2d80 r6:83018200 r5:85684f8c r4:85582d80 ** 4 printk messages dropped ** [ 1336.741282][ T32] r10:00000000 r9:85582d80 r8:80287e08 r7:eb78de60 r6:8558ba80 r5:84aeec00 [ 1336.741334][ T32] r4:00000001 [ 1336.741357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.741397][ T32] Exception stack(0xeb795fb0 to 0xeb795ff8) [ 1336.741428][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.741481][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.741514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.741546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.741599][ T32] r4:8564c2c0 [ 1336.742122][ T32] INFO: task kworker/1:680:5105 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1336.742163][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.742310][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.742361][ T32] Call trace: [ 1336.742391][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.742446][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1336.742474][ T32] r4:00000000 [ 1336.742496][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.742538][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1336.742650][ T32] 9d20: 8e17f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1336.742686][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1336.742714][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1336.742773][ T32] r5:80070113 r4:80239bb0 [ 1336.742814][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.742862][ T32] r4:82ac21e4 [ 1336.742882][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.742928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1336.742975][ T32] r4:eaf29dc0 [ 1336.743031][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.743217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1336.743243][ T32] r4:00000000 [ 1336.743264][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.743413][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.743441][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.743567][ T32] r5:00001000 r4:dfd17000 [ 1336.743592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.743639][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.743684][ T32] r5:852bd78c r4:852bd400 [ 1336.743704][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.743761][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1336.743808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.743863][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1336.744052][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 6 printk messages dropped ** [ 1336.775456][ T32] INFO: task kworker/1:681:5106 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1336.776759][ T32] r4:855a0000 ** 4 printk messages dropped ** [ 1336.777229][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb799e08 ** 7 printk messages dropped ** [ 1336.778433][ T32] r9:83018205 r8:855a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 4 printk messages dropped ** [ 1336.779159][ T32] r5:8568478c r4:85684400 [ 1336.779239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.779375][ T32] r7:ddde2d80 r6:83018200 r5:8568478c r4:85582e00 ** 1 printk messages dropped ** [ 1336.779632][ T32] r10:61c88647 r9:855a0000 r8:85582e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.780308][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1336.781831][ T32] INFO: task kworker/1:681:5106 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1336.781963][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.782217][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.782353][ T32] Call trace: [ 1336.782458][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.782599][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1336.782689][ T32] r4:00000000 [ 1336.782791][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.782890][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1336.782961][ T32] 9d20: 8e381000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1336.783055][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1336.783127][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1336.783186][ T32] r5:80070113 r4:80239bb0 [ 1336.783236][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.783327][ T32] r4:82ac21e4 [ 1336.783375][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.783487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1336.783546][ T32] r4:eaf29dc0 [ 1336.783604][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.783719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1336.783807][ T32] r4:00000000 [ 1336.783869][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.783991][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.784060][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.815106][ T32] r5:00001000 r4:dfd17000 [ 1336.815318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.815485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.815601][ T32] r5:852bd78c r4:852bd400 [ 1336.815665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.815797][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1336.815853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.815976][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.816061][ T32] r4:8530ac00 [ 1336.816125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.816282][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1336.816336][ T32] r4:00000001 [ 1336.816383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1336.816880][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1336.818841][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1336.819083][ T32] r4:00000000 [ 1336.819175][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.819294][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.819405][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.819521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564c740 [ 1336.819581][ T32] r4:00000000 [ 1336.819630][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.819758][ T32] r9:83018205 r8:855a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1336.819818][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.819923][ T32] r5:00001000 r4:eb34f000 [ 1336.819978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.820280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.820411][ T32] r5:85684b8c r4:85684800 [ 1336.820467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.820590][ T32] r7:ddde2d80 r6:83018200 r5:85684b8c r4:85582e80 [ 1336.820646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.820776][ T32] r10:61c88647 r9:855a1800 r8:85582eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.820879][ T32] r4:85582e80 [ 1336.820936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.821065][ T32] r10:00000000 r9:85582e80 r8:80287e08 r7:eb795e60 r6:8558bb80 r5:855a1800 [ 1336.821144][ T32] r4:00000001 [ 1336.821201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.821394][ T32] Exception stack(0xeb7a1fb0 to 0xeb7a1ff8) [ 1336.821483][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.821634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.823708][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1336.850216][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1336.850888][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 12 printk messages dropped ** [ 1336.852288][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1336.852857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1336.871740][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.872396][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.872979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.873103][ T32] r5:8568538c r4:85685000 ** 2 printk messages dropped ** [ 1336.873347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1336.900769][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1336.902089][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1336.902280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1336.902350][ T32] r4:eaf29dc0 [ 1336.902424][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.902543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1336.902604][ T32] r4:00000000 [ 1336.902805][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.902949][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.903024][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.903137][ T32] r5:00001000 r4:dfd17000 [ 1336.903259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.903389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.903495][ T32] r5:852bd78c r4:852bd400 [ 1336.903548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.903670][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1336.903733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.903934][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.904025][ T32] r4:8530ac00 [ 1336.904100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.915107][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1336.915228][ T32] r4:00000001 [ 1336.915340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.915499][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1336.915590][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.915707][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.915785][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.915864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.915940][ T32] r4:852cfa40 [ 1336.916011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.916109][ T32] INFO: task kworker/1:684:5113 blocked for more than 463 seconds. [ 1336.916201][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.916272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.916488][ T32] task:kworker/1:684 state:D stack:0 pid:5113 tgid:5113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.916665][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.916827][ T32] Call trace: [ 1336.916986][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.917175][ T32] r10:8291a684 r9:eb7b1d84 r8:00000002 r7:60000113 r6:eb7b1d8c r5:855a2400 [ 1336.917247][ T32] r4:855a2400 [ 1336.917305][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1336.917719][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b1e08 ** 11 printk messages dropped ** [ 1336.919019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.919170][ T32] r5:8568578c r4:85685400 [ 1336.919230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.919381][ T32] r7:ddde2d80 r6:83018200 r5:8568578c r4:85582f80 ** 1 printk messages dropped ** [ 1336.919602][ T32] r10:61c88647 r9:855a2400 r8:85582fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.920464][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.922633][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.923185][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 6 printk messages dropped ** [ 1336.923694][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1336.956256][ T32] r5:852bd78c r4:852bd400 ** 4 printk messages dropped ** [ 1336.957108][ T32] r4:8530ac00 ** 4 printk messages dropped ** [ 1336.957529][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1336.957564][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.957596][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.957651][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.957687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.957711][ T32] r4:852cfa40 [ 1336.957736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.958428][ T32] INFO: task kworker/1:685:5114 blocked for more than 463 seconds. [ 1336.958469][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.958533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.958561][ T32] task:kworker/1:685 state:D stack:0 pid:5114 tgid:5114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.958769][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.958868][ T32] Call trace: [ 1336.958903][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.958964][ T32] r10:8291a684 r9:eb7b5d84 r8:00000002 r7:60000013 r6:eb7b5d8c r5:855a3c00 [ 1336.958989][ T32] r4:855a3c00 [ 1336.959010][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.959164][ T32] r5:855a3c00 r4:8291a680 [ 1336.959265][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.959315][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.959481][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 [ 1336.959532][ T32] r4:00000000 [ 1336.959590][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.959659][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.959771][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.959826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564cc80 [ 1336.959887][ T32] r4:00000000 [ 1336.959911][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.959961][ T32] r9:83018205 r8:855a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1336.959982][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.960028][ T32] r5:00001000 r4:eb4d1000 [ 1336.960063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.960110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.960156][ T32] r5:85685b8c r4:85685800 [ 1336.960175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.960224][ T32] r7:ddde2d80 r6:83018200 r5:85685b8c r4:85656000 [ 1336.960244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.960294][ T32] r10:61c88647 r9:855a3c00 r8:8565602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.960744][ T32] r4:85656000 [ 1336.960774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.960897][ T32] r10:00000000 r9:85656000 r8:80287e08 r7:eb7b1e60 r6:8558bd00 r5:855a3c00 [ 1336.961377][ T32] r4:00000001 [ 1336.961402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.961453][ T32] Exception stack(0xeb7b5fb0 to 0xeb7b5ff8) [ 1336.961484][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.961673][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.961707][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.961739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.961769][ T32] r4:8564c940 [ 1336.962550][ T32] INFO: task kworker/1:685:5114 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1336.962590][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.963162][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.963281][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.963650][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1336.963681][ T32] 9d20: 8ee7e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1336.963714][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1336.963741][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1336.963777][ T32] r5:80070113 r4:80239bb0 [ 1336.963816][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.963865][ T32] r4:82ac21e4 [ 1336.964001][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.964057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1336.964144][ T32] r4:eaf29dc0 [ 1336.964268][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.985277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 7 printk messages dropped ** [ 1336.985617][ T32] r5:852bd78c r4:852bd400 ** 7 printk messages dropped ** [ 1336.986065][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1336.986936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1336.988033][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.989047][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.989145][ T32] r5:00001000 r4:eb4e9000 [ 1336.989204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.989252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.989343][ T32] r5:85685f8c r4:85685c00 [ 1336.989367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.989419][ T32] r7:ddde2d80 r6:83018200 r5:85685f8c r4:85656080 [ 1336.989476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.989566][ T32] r10:61c88647 r9:855a5400 r8:856560ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.989593][ T32] r4:85656080 [ 1336.989615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.989667][ T32] r10:00000000 r9:85656080 r8:80287e08 r7:eb7b5e60 r6:8558bd80 r5:855a5400 ** 7 printk messages dropped ** [ 1336.989991][ T32] r4:8564cb00 ** 6 printk messages dropped ** [ 1336.991571][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.992190][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1336.992767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1336.993989][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1337.028705][ T32] r4:855a6000 [ 1337.028727][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.028809][ T32] r5:855a6000 r4:8291a680 [ 1337.028850][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.028899][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.028948][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c1e08 [ 1337.028972][ T32] r4:00000000 [ 1337.028992][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.029039][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.029083][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.029147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564cf40 [ 1337.029175][ T32] r4:00000000 [ 1337.029196][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.029249][ T32] r9:83018205 r8:855a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1337.029272][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.029318][ T32] r5:00001000 r4:eb505000 [ 1337.029339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.029396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.029447][ T32] r5:8568638c r4:85686000 [ 1337.029469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.029522][ T32] r7:ddde2d80 r6:83018200 r5:8568638c r4:85656100 [ 1337.029543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.029594][ T32] r10:61c88647 r9:855a6000 r8:8565612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.029624][ T32] r4:85656100 [ 1337.029677][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.029769][ T32] r10:00000000 r9:85656100 r8:80287e08 r7:eb7bde60 r6:8558be00 r5:855a6000 [ 1337.029800][ T32] r4:00000001 [ 1337.029850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.029897][ T32] Exception stack(0xeb7c1fb0 to 0xeb7c1ff8) [ 1337.029929][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.030195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.030228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.030323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.030415][ T32] r4:8564cb80 [ 1337.031234][ T32] INFO: task kworker/1:687:5119 is blocked on a mutex likely owned by task kworker/1:426:4465. ** 2 printk messages dropped ** [ 1337.031570][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.032101][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 ** 8 printk messages dropped ** [ 1337.032541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 10 printk messages dropped ** [ 1337.033362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.034073][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 5 printk messages dropped ** [ 1337.045630][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1337.045696][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.045723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.045749][ T32] task:kworker/1:688 state:D stack:0 pid:5121 tgid:5121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.045821][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.045911][ T32] Call trace: [ 1337.045979][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.046049][ T32] r10:8291a684 r9:eb7c5d84 r8:00000002 r7:60000013 r6:eb7c5d8c r5:855a6c00 [ 1337.046074][ T32] r4:855a6c00 [ 1337.046095][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.046144][ T32] r5:855a6c00 r4:8291a680 [ 1337.046198][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.046433][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.046490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c5e08 [ 1337.046516][ T32] r4:00000000 [ 1337.046564][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.046660][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.046930][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.047134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85644ac0 [ 1337.047163][ T32] r4:00000000 [ 1337.047185][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.047238][ T32] r9:83018205 r8:855a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1337.047261][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.047374][ T32] r5:00001000 r4:eb519000 [ 1337.047459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.047582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.047688][ T32] r5:8568678c r4:85686400 [ 1337.047781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.047840][ T32] r7:ddde2d80 r6:83018200 r5:8568678c r4:85656180 [ 1337.047863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.047916][ T32] r10:61c88647 r9:855a6c00 r8:856561ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.047970][ T32] r4:85656180 [ 1337.048249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.048320][ T32] r10:00000000 r9:85656180 r8:80287e08 r7:eb7c1e60 r6:8558be80 r5:855a6c00 [ 1337.048397][ T32] r4:00000001 [ 1337.048420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.048464][ T32] Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) [ 1337.048494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.048525][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.048577][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.048615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.048664][ T32] r4:8564cdc0 [ 1337.049448][ T32] INFO: task kworker/1:688:5121 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.049487][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.049551][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.049621][ T32] Call trace: [ 1337.049654][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.049712][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.049737][ T32] r4:00000000 [ 1337.049757][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.049807][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.049837][ T32] 9d20: 8fc9c000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.049869][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.049896][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.049926][ T32] r5:80070113 r4:80239bb0 [ 1337.049949][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.049991][ T32] r4:82ac21e4 [ 1337.050042][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.050095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.050119][ T32] r4:eaf29dc0 [ 1337.050269][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.050325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.050386][ T32] r4:00000000 [ 1337.050412][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.050464][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.050487][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.050532][ T32] r5:00001000 r4:dfd17000 [ 1337.050553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.050649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.050799][ T32] r5:852bd78c r4:852bd400 [ 1337.050836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.050899][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.051123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.051595][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.051622][ T32] r4:8530ac00 [ 1337.051644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.051695][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.051718][ T32] r4:00000001 [ 1337.051737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.051786][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.051816][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.051845][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.051910][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.052291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.052332][ T32] r4:852cfa40 [ 1337.052358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.052421][ T32] INFO: task kworker/1:689:5123 blocked for more than 463 seconds. [ 1337.052650][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.052691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.052717][ T32] task:kworker/1:689 state:D stack:0 pid:5123 tgid:5123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.052777][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.052927][ T32] Call trace: [ 1337.053104][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.053158][ T32] r10:8291a684 r9:eb7c9d84 r8:00000002 r7:60000013 r6:eb7c9d8c r5:855a4800 [ 1337.053442][ T32] r4:855a4800 [ 1337.053601][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.053651][ T32] r5:855a4800 r4:8291a680 [ 1337.053672][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1337.053880][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c9e08 [ 1337.054023][ T32] r4:00000000 [ 1337.054055][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.054104][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.085191][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.085383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856520c0 [ 1337.085412][ T32] r4:00000000 [ 1337.085434][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.085490][ T32] r9:83018205 r8:855a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1337.085514][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.085566][ T32] r5:00001000 r4:eb563000 [ 1337.085587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.085632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.085680][ T32] r5:85686f8c r4:85686c00 [ 1337.085701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.085755][ T32] r7:ddde2d80 r6:83018200 r5:85686f8c r4:85656200 [ 1337.085788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.085844][ T32] r10:61c88647 r9:855a4800 r8:8565622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1337.086142][ T32] r10:00000000 r9:85656200 r8:80287e08 r7:eb7c5e60 r6:8558bf00 r5:855a4800 ** 9 printk messages dropped ** [ 1337.087898][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1337.088988][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1337.090005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.090468][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.090584][ T32] r4:00000001 [ 1337.090648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.090767][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.090830][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.090866][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.090922][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.091048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.091077][ T32] r4:852cfa40 [ 1337.091101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.091283][ T32] INFO: task kworker/1:690:5125 blocked for more than 463 seconds. [ 1337.091326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.091356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.091380][ T32] task:kworker/1:690 state:D stack:0 pid:5125 tgid:5125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.091588][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.091673][ T32] Call trace: [ 1337.091913][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.092162][ T32] r10:8291a684 r9:eb7cdd84 r8:00000002 r7:60000013 r6:eb7cdd8c r5:855a3000 [ 1337.092193][ T32] r4:855a3000 [ 1337.092216][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.092264][ T32] r5:855a3000 r4:8291a680 [ 1337.092497][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.092588][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.092640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 [ 1337.092845][ T32] r4:00000000 [ 1337.092871][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1337.093688][ T32] r9:83018205 r8:855a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 4 printk messages dropped ** [ 1337.094227][ T32] r5:85686b8c r4:85686800 [ 1337.115280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.115524][ T32] r7:ddde2d80 r6:83018200 r5:85686b8c r4:85656280 [ 1337.115592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.115721][ T32] r10:61c88647 r9:855a3000 r8:856562ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.115789][ T32] r4:85656280 [ 1337.116124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.116264][ T32] r10:00000000 r9:85656280 r8:80287e08 r7:eb7c9e60 r6:8558bf80 r5:855a3000 [ 1337.116449][ T32] r4:00000001 [ 1337.116706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.116826][ T32] Exception stack(0xeb7cdfb0 to 0xeb7cdff8) [ 1337.117164][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.117265][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.117339][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.117418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.117544][ T32] r4:8564cfc0 [ 1337.119228][ T32] INFO: task kworker/1:690:5125 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.119338][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.119770][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.120009][ T32] Call trace: [ 1337.120103][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.120241][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.120468][ T32] r4:00000000 [ 1337.120617][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.120758][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.120841][ T32] 9d20: 9074e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.120918][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.120993][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.121136][ T32] r5:80070113 r4:80239bb0 [ 1337.121385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.121594][ T32] r4:82ac21e4 [ 1337.121728][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.121978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.122048][ T32] r4:eaf29dc0 [ 1337.122356][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.122472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.122522][ T32] r4:00000000 [ 1337.122564][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.122676][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.122735][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1337.123121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.155153][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 5 printk messages dropped ** [ 1337.155872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.157248][ T32] r4:8559ec00 ** 4 printk messages dropped ** [ 1337.157881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 ** 5 printk messages dropped ** [ 1337.158627][ T32] r4:00000000 [ 1337.158772][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.158900][ T32] r9:83018205 r8:8559ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1337.158955][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.159061][ T32] r5:00001000 r4:eb597000 [ 1337.159112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.159242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.159391][ T32] r5:8568738c r4:85687000 [ 1337.159462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.159642][ T32] r7:ddde2d80 r6:83018200 r5:8568738c r4:85656300 [ 1337.159807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.159931][ T32] r10:61c88647 r9:8559ec00 r8:8565632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.160024][ T32] r4:85656300 [ 1337.160085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.160200][ T32] r10:00000000 r9:85656300 r8:80287e08 r7:eb7c9e60 r6:8565e000 r5:8559ec00 [ 1337.160300][ T32] r4:00000001 [ 1337.160355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.160505][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 1337.160581][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.160654][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.160722][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.160846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.160916][ T32] r4:85652000 [ 1337.162270][ T32] INFO: task kworker/1:691:5126 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.162367][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.162507][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.162639][ T32] Call trace: [ 1337.162718][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.162883][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.162996][ T32] r4:00000000 [ 1337.163097][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.163204][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.163277][ T32] 9d20: 90b26000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.163351][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.163417][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.163478][ T32] r5:80070113 r4:80239bb0 [ 1337.163528][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.163627][ T32] r4:82ac21e4 [ 1337.163676][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.163834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.163907][ T32] r4:eaf29dc0 [ 1337.163980][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.164092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 5 printk messages dropped ** [ 1337.195849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1337.196734][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 7 printk messages dropped ** [ 1337.197284][ T32] r4:852cfa40 ** 5 printk messages dropped ** [ 1337.197887][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.198577][ T32] r5:85620000 r4:8291a680 ** 2 printk messages dropped ** [ 1337.198907][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d5e08 ** 8 printk messages dropped ** [ 1337.199614][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.199984][ T32] r5:8568778c r4:85687400 [ 1337.200035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.200143][ T32] r7:ddde2d80 r6:83018200 r5:8568778c r4:85656380 [ 1337.200226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.200339][ T32] r10:61c88647 r9:85620000 r8:856563ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.200442][ T32] r4:85656380 [ 1337.200494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.200597][ T32] r10:00000000 r9:85656380 r8:80287e08 r7:eb7d1e60 r6:8565e080 r5:85620000 [ 1337.200649][ T32] r4:00000001 [ 1337.200692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.200792][ T32] Exception stack(0xeb7d5fb0 to 0xeb7d5ff8) [ 1337.200899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.200980][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.201053][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.201166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.201234][ T32] r4:85652140 [ 1337.202583][ T32] INFO: task kworker/1:692:5127 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.202683][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.202864][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.202970][ T32] Call trace: [ 1337.203058][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.203275][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.203405][ T32] r4:00000000 [ 1337.203485][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.203633][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.203709][ T32] 9d20: 90e5a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.203795][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.203858][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.203939][ T32] r5:80070113 r4:80239bb0 [ 1337.203992][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.204088][ T32] r4:82ac21e4 [ 1337.204357][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.230260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.230412][ T32] r4:eaf29dc0 [ 1337.230472][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.230656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 4 printk messages dropped ** [ 1337.231310][ T32] r5:00001000 r4:dfd17000 ** 4 printk messages dropped ** [ 1337.231710][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 5 printk messages dropped ** [ 1337.232229][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.232676][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.233076][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.233140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.233222][ T32] task:kworker/0:307 state:D stack:0 pid:5130 tgid:5130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.233366][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.233558][ T32] Call trace: [ 1337.233644][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.233776][ T32] r10:8291a684 r9:eb741d84 r8:00000002 r7:60000113 r6:eb741d8c r5:85620c00 [ 1337.233832][ T32] r4:85620c00 [ 1337.233884][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.234028][ T32] r5:85620c00 r4:8291a680 [ 1337.234089][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.234275][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.248596][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 [ 1337.248705][ T32] r4:00000000 [ 1337.248769][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.248939][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.249047][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.249155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85654f80 [ 1337.249259][ T32] r4:00000000 [ 1337.249319][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.249437][ T32] r9:83018005 r8:85620c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1337.249500][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.249606][ T32] r5:00001000 r4:eb589000 [ 1337.249696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.249853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.249964][ T32] r5:855d3b8c r4:855d3800 [ 1337.250018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.250170][ T32] r7:dddced80 r6:83018000 r5:855d3b8c r4:8565e100 [ 1337.250235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.250348][ T32] r10:61c88647 r9:85620c00 r8:8565e12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.250406][ T32] r4:8565e100 [ 1337.250455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.250571][ T32] r10:00000000 r9:8565e100 r8:80287e08 r7:eb55de60 r6:8565e180 r5:85620c00 [ 1337.250628][ T32] r4:00000001 [ 1337.250738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.251085][ T32] Exception stack(0xeb741fb0 to 0xeb741ff8) [ 1337.251233][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.251315][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.251386][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.251460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.251563][ T32] r4:85654d80 [ 1337.252882][ T32] INFO: task kworker/0:307:5130 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.252998][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.253232][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.253485][ T32] Call trace: [ 1337.253748][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.253942][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.254007][ T32] r4:00000000 [ 1337.254062][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.254242][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.275172][ T32] 9d20: 9142b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.275304][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.275381][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.275460][ T32] r5:80070113 r4:80239bb0 ** 1 printk messages dropped ** [ 1337.275677][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.276185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 8 printk messages dropped ** [ 1337.277055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.278052][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 5 printk messages dropped ** [ 1337.278476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.278554][ T32] INFO: task kworker/0:308:5131 blocked for more than 463 seconds. [ 1337.278695][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.278860][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.278938][ T32] task:kworker/0:308 state:D stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.279193][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.279375][ T32] Call trace: [ 1337.279480][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.279626][ T32] r10:8291a684 r9:eb789d84 r8:00000002 r7:60000013 r6:eb789d8c r5:85621800 [ 1337.279735][ T32] r4:85621800 [ 1337.279853][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.279993][ T32] r5:85621800 r4:8291a680 [ 1337.280090][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.280202][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.280322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 [ 1337.280386][ T32] r4:00000000 [ 1337.280441][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.280561][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.280697][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.280842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565f900 [ 1337.280948][ T32] r4:00000000 [ 1337.281021][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.281142][ T32] r9:83018005 r8:85621800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1337.281243][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.281396][ T32] r5:00001000 r4:eaf61000 [ 1337.281460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.281609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.281728][ T32] r5:855f538c r4:855f5000 [ 1337.281853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.282028][ T32] r7:dddced80 r6:83018000 r5:855f538c r4:8565e200 [ 1337.282097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.282221][ T32] r10:61c88647 r9:85621800 r8:8565e22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.282282][ T32] r4:8565e200 [ 1337.282341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.282464][ T32] r10:00000000 r9:8565e200 r8:80287e08 r7:eb55de60 r6:8565e280 r5:85621800 [ 1337.282527][ T32] r4:00000001 [ 1337.282584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.282692][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) [ 1337.282816][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.282895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.282966][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.283054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.283147][ T32] r4:85654d80 [ 1337.315388][ T32] INFO: task kworker/0:308:5131 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.315663][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.315936][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.316098][ T32] Call trace: [ 1337.316274][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.316420][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.316553][ T32] r4:00000000 [ 1337.316659][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.316781][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.316903][ T32] 9d20: 91698000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.317063][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.317191][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.317307][ T32] r5:80070113 r4:80239bb0 [ 1337.317373][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.317598][ T32] r4:82ac21e4 [ 1337.317701][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.317828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.317943][ T32] r4:eaf29dc0 [ 1337.318016][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.318136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.318198][ T32] r4:00000000 [ 1337.318259][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.318382][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.318446][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.318559][ T32] r5:00001000 r4:dfd17000 [ 1337.318620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.318732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.318947][ T32] r5:852bd78c r4:852bd400 [ 1337.319026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.319195][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.319309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.319449][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.319514][ T32] r4:8530ac00 [ 1337.319572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.319694][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.319760][ T32] r4:00000001 [ 1337.319816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.319913][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 2 printk messages dropped ** [ 1337.320190][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.320598][ T32] INFO: task kworker/0:309:5137 blocked for more than 463 seconds. ** 2 printk messages dropped ** [ 1337.320822][ T32] task:kworker/0:309 state:D stack:0 pid:5137 tgid:5137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.320940][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.321122][ T32] Call trace: [ 1337.321294][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.321417][ T32] r10:8291a684 r9:eb21dd84 r8:00000002 r7:60000113 r6:eb21dd8c r5:85623000 [ 1337.321484][ T32] r4:85623000 [ 1337.321541][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.321650][ T32] r5:85623000 r4:8291a680 [ 1337.321705][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.321812][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.321930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb21de08 [ 1337.322001][ T32] r4:00000000 [ 1337.322058][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.322157][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.322252][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.322367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85654680 [ 1337.322454][ T32] r4:00000000 [ 1337.322519][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.322641][ T32] r9:83018005 r8:85623000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1337.322704][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.322859][ T32] r5:00001000 r4:e08a5000 [ 1337.322938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.323057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.323174][ T32] r5:84b68f8c r4:84b68c00 [ 1337.323228][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.323348][ T32] r7:dddced80 r6:83018000 r5:84b68f8c r4:8565e300 [ 1337.323406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.323530][ T32] r10:61c88647 r9:85623000 r8:8565e32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.323594][ T32] r4:8565e300 [ 1337.323692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.323849][ T32] r10:00000000 r9:8565e300 r8:80287e08 r7:eb789e60 r6:8565e380 r5:85623000 [ 1337.323924][ T32] r4:00000001 [ 1337.323980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.324087][ T32] Exception stack(0xeb21dfb0 to 0xeb21dff8) [ 1337.355121][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.355367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.355475][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.355626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.355746][ T32] r4:85654340 [ 1337.357190][ T32] INFO: task kworker/0:309:5137 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.357300][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.357482][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.357628][ T32] Call trace: [ 1337.357773][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.357906][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.357964][ T32] r4:00000000 [ 1337.358032][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.358143][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.358225][ T32] 9d20: 9197c000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.358308][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.358380][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.358447][ T32] r5:80070113 r4:80239bb0 [ 1337.358508][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.358626][ T32] r4:82ac21e4 [ 1337.358680][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.358865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.358939][ T32] r4:eaf29dc0 [ 1337.358985][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.359152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.359249][ T32] r4:00000000 [ 1337.359317][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.359448][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.359506][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.359619][ T32] r5:00001000 r4:dfd17000 [ 1337.359674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.359805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.359908][ T32] r5:852bd78c r4:852bd400 [ 1337.359965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.360086][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.360143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.360253][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.360309][ T32] r4:8530ac00 [ 1337.360366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.360484][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.360547][ T32] r4:00000001 [ 1337.360601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.360678][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.360751][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.360835][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.360903][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.360970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.361026][ T32] r4:852cfa40 [ 1337.361090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.361153][ T32] INFO: task kworker/1:693:5139 blocked for more than 463 seconds. [ 1337.361238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.361341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.361406][ T32] task:kworker/1:693 state:D stack:0 pid:5139 tgid:5139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.361506][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.361629][ T32] Call trace: [ 1337.361727][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.361874][ T32] r10:8291a684 r9:eb7d9d84 r8:00000002 r7:60000113 r6:eb7d9d8c r5:85623c00 [ 1337.361956][ T32] r4:85623c00 [ 1337.362065][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.362249][ T32] r5:85623c00 r4:8291a680 [ 1337.362316][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.362432][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.362568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d9e08 [ 1337.362635][ T32] r4:00000000 [ 1337.362689][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.362830][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.362906][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.363021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85652940 [ 1337.363076][ T32] r4:00000000 [ 1337.363119][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.363302][ T32] r9:83018205 r8:85623c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1337.363362][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.363507][ T32] r5:00001000 r4:eaec9000 [ 1337.363606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.363739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.363863][ T32] r5:85687b8c r4:85687800 [ 1337.363916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.364049][ T32] r7:ddde2d80 r6:83018200 r5:85687b8c r4:85656400 [ 1337.364099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.391017][ T32] r10:61c88647 r9:85623c00 r8:8565642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.391276][ T32] r4:85656400 [ 1337.391342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.391515][ T32] r10:00000000 r9:85656400 r8:80287e08 r7:eb7d5e60 r6:8565e400 r5:85623c00 [ 1337.391589][ T32] r4:00000001 [ 1337.391711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.391815][ T32] Exception stack(0xeb7d9fb0 to 0xeb7d9ff8) [ 1337.391900][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.392005][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.392078][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.392138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.392182][ T32] r4:85652400 [ 1337.393554][ T32] INFO: task kworker/1:693:5139 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.393671][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.393878][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.394005][ T32] Call trace: [ 1337.398768][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.399033][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.399107][ T32] r4:00000000 [ 1337.399155][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.399319][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.399414][ T32] 9d20: 91c9f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.399521][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.399641][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.399699][ T32] r5:80070113 r4:80239bb0 [ 1337.399745][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.399861][ T32] r4:82ac21e4 [ 1337.399916][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.400043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.400135][ T32] r4:eaf29dc0 [ 1337.400182][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.400280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.400344][ T32] r4:00000000 [ 1337.400421][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.400554][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.400616][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.400732][ T32] r5:00001000 r4:dfd17000 [ 1337.400788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.400891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.401064][ T32] r5:852bd78c r4:852bd400 [ 1337.401133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.401255][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.401303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.401417][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.401474][ T32] r4:8530ac00 [ 1337.401539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.401667][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.401721][ T32] r4:00000001 [ 1337.401797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.401902][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.401997][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.402077][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.402134][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.402212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.402272][ T32] r4:852cfa40 [ 1337.402331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.402390][ T32] INFO: task kworker/0:310:5141 blocked for more than 463 seconds. [ 1337.402454][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.402570][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.402690][ T32] task:kworker/0:310 state:D stack:0 pid:5141 tgid:5141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.402869][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.402959][ T32] Call trace: [ 1337.403071][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.403195][ T32] r10:8291a684 r9:eb7ddd84 r8:00000002 r7:60000013 r6:eb7ddd8c r5:85624800 [ 1337.403259][ T32] r4:85624800 [ 1337.403337][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.403450][ T32] r5:85624800 r4:8291a680 [ 1337.403513][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.403611][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.403724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7dde08 [ 1337.403809][ T32] r4:00000000 [ 1337.403874][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.403969][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.404076][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.430062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565f040 [ 1337.430272][ T32] r4:00000000 [ 1337.430383][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.430619][ T32] r9:83018005 r8:85624800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1337.430696][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.430860][ T32] r5:00001000 r4:eaadb000 [ 1337.430921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.431050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.431151][ T32] r5:855f438c r4:855f4000 [ 1337.431194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.431308][ T32] r7:dddced80 r6:83018000 r5:855f438c r4:8565e480 [ 1337.431367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.431507][ T32] r10:61c88647 r9:85624800 r8:8565e4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.431644][ T32] r4:8565e480 [ 1337.431714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.431849][ T32] r10:00000000 r9:8565e480 r8:80287e08 r7:eb789e60 r6:8565e500 r5:85624800 [ 1337.431915][ T32] r4:00000001 [ 1337.431970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.432086][ T32] Exception stack(0xeb7ddfb0 to 0xeb7ddff8) [ 1337.432170][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.432255][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.432335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.432412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.432474][ T32] r4:8565f1c0 [ 1337.433879][ T32] INFO: task kworker/0:310:5141 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.433979][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.439048][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.439370][ T32] Call trace: [ 1337.439469][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.439654][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.439733][ T32] r4:00000000 [ 1337.439798][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.439958][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.440096][ T32] 9d20: 91f39000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.440188][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.440264][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.440331][ T32] r5:80070113 r4:80239bb0 [ 1337.440393][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.440504][ T32] r4:82ac21e4 [ 1337.440563][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.440680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.440745][ T32] r4:eaf29dc0 [ 1337.440823][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.440950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.441023][ T32] r4:00000000 [ 1337.441105][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.441241][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.441340][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.441471][ T32] r5:00001000 r4:dfd17000 [ 1337.441531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.441633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.441743][ T32] r5:852bd78c r4:852bd400 [ 1337.441801][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.441968][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.442050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.442170][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.442266][ T32] r4:8530ac00 [ 1337.442419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.442568][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.442711][ T32] r4:00000001 [ 1337.442809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.442892][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.443025][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.443130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.443222][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.443300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.443356][ T32] r4:852cfa40 [ 1337.443421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.443614][ T32] INFO: task kworker/0:311:5143 blocked for more than 463 seconds. [ 1337.443709][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.443844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.443912][ T32] task:kworker/0:311 state:D stack:0 pid:5143 tgid:5143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.444041][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.444203][ T32] Call trace: [ 1337.470650][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.470890][ T32] r10:8291a684 r9:eb41dd84 r8:00000002 r7:60000013 r6:eb41dd8c r5:85625400 [ 1337.470960][ T32] r4:85625400 [ 1337.471028][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.471138][ T32] r5:85625400 r4:8291a680 [ 1337.471192][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.471328][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.471441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 [ 1337.471497][ T32] r4:00000000 [ 1337.471625][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.471722][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.471837][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.471958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565f280 [ 1337.472026][ T32] r4:00000000 [ 1337.472080][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.472234][ T32] r9:83018005 r8:85625400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1337.472334][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.472457][ T32] r5:00001000 r4:eab51000 [ 1337.472550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.472739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.472862][ T32] r5:855f478c r4:855f4400 [ 1337.472983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.473117][ T32] r7:dddced80 r6:83018000 r5:855f478c r4:8565e580 [ 1337.473202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.473338][ T32] r10:61c88647 r9:85625400 r8:8565e5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.473400][ T32] r4:8565e580 [ 1337.473513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.473713][ T32] r10:00000000 r9:8565e580 r8:80287e08 r7:eb789e60 r6:8565e600 r5:85625400 [ 1337.473798][ T32] r4:00000001 [ 1337.473852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.473952][ T32] Exception stack(0xeb41dfb0 to 0xeb41dff8) [ 1337.474114][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.479096][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.479319][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.479424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.479525][ T32] r4:8565f100 [ 1337.480942][ T32] INFO: task kworker/0:311:5143 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.481053][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.481199][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.481401][ T32] Call trace: [ 1337.481518][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.481648][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.481703][ T32] r4:00000000 [ 1337.481778][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.481924][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.482021][ T32] 9d20: 921a8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.482096][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.482169][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.482231][ T32] r5:80070113 r4:80239bb0 [ 1337.482307][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.482429][ T32] r4:82ac21e4 [ 1337.482488][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.482609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.482667][ T32] r4:eaf29dc0 [ 1337.482717][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.482873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.482936][ T32] r4:00000000 [ 1337.483004][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.483142][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.483208][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.483324][ T32] r5:00001000 r4:dfd17000 [ 1337.483382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.483492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.483664][ T32] r5:852bd78c r4:852bd400 [ 1337.483744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.483877][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.484007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.484143][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.484234][ T32] r4:8530ac00 [ 1337.510053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.510418][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.510491][ T32] r4:00000001 [ 1337.510553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.510657][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.510729][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.510839][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.510915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.511008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.511066][ T32] r4:852cfa40 [ 1337.511155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.511249][ T32] INFO: task kworker/0:312:5145 blocked for more than 464 seconds. [ 1337.511333][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.511403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.511459][ T32] task:kworker/0:312 state:D stack:0 pid:5145 tgid:5145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.511584][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.511702][ T32] Call trace: [ 1337.511793][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.511988][ T32] r10:8291a684 r9:eb5add84 r8:00000002 r7:60000113 r6:eb5add8c r5:85626000 [ 1337.512071][ T32] r4:85626000 [ 1337.512185][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.512306][ T32] r5:85626000 r4:8291a680 [ 1337.512359][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.512452][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.512572][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ade08 [ 1337.512638][ T32] r4:00000000 [ 1337.512683][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.512769][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.512911][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.513046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565f440 [ 1337.513105][ T32] r4:00000000 [ 1337.513171][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.513298][ T32] r9:83018005 r8:85626000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1337.513361][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.513480][ T32] r5:00001000 r4:eae0f000 [ 1337.513541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.513685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.513839][ T32] r5:855f4b8c r4:855f4800 [ 1337.513913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.514039][ T32] r7:dddced80 r6:83018000 r5:855f4b8c r4:8565e680 [ 1337.514091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.518924][ T32] r10:61c88647 r9:85626000 r8:8565e6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.519029][ T32] r4:8565e680 [ 1337.519089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.519259][ T32] r10:00000000 r9:8565e680 r8:80287e08 r7:eb789e60 r6:8565e700 r5:85626000 [ 1337.519329][ T32] r4:00000001 [ 1337.519387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.519529][ T32] Exception stack(0xeb5adfb0 to 0xeb5adff8) [ 1337.519622][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.519723][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.519807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.519883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.519982][ T32] r4:8565f100 [ 1337.521364][ T32] INFO: task kworker/0:312:5145 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.521465][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.521669][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.521789][ T32] Call trace: [ 1337.521872][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.522030][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.522114][ T32] r4:00000000 [ 1337.522168][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.522292][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.522378][ T32] 9d20: 924b1000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.522477][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.522581][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.522647][ T32] r5:80070113 r4:80239bb0 [ 1337.522693][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.522854][ T32] r4:82ac21e4 [ 1337.522928][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.523061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.523206][ T32] r4:eaf29dc0 [ 1337.523275][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.523392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.523501][ T32] r4:00000000 [ 1337.523567][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.523720][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.523818][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.523938][ T32] r5:00001000 r4:dfd17000 [ 1337.524008][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.543453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.543810][ T32] r5:852bd78c r4:852bd400 [ 1337.543876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.544036][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.544137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.548688][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.548770][ T32] r4:8530ac00 [ 1337.548816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.548961][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.549044][ T32] r4:00000001 [ 1337.549103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.549208][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.549319][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.549399][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.549475][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.549592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.549649][ T32] r4:852cfa40 [ 1337.549706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.549811][ T32] INFO: task kworker/1:694:5147 blocked for more than 464 seconds. [ 1337.549942][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.550020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.550122][ T32] task:kworker/1:694 state:D stack:0 pid:5147 tgid:5147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.550320][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.550431][ T32] Call trace: [ 1337.550544][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.550715][ T32] r10:8291a684 r9:eb5c9d84 r8:00000002 r7:60000113 r6:eb5c9d8c r5:85626c00 [ 1337.550814][ T32] r4:85626c00 [ 1337.550949][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.551072][ T32] r5:85626c00 r4:8291a680 [ 1337.551151][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.551255][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.551362][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c9e08 [ 1337.551423][ T32] r4:00000000 [ 1337.551478][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.551575][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.551706][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.551824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85475080 [ 1337.551946][ T32] r4:00000000 [ 1337.552021][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.552152][ T32] r9:83018205 r8:85626c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1337.552207][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.552301][ T32] r5:00001000 r4:eb9cd000 [ 1337.552352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.552455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.552554][ T32] r5:856a438c r4:856a4000 [ 1337.552670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.552828][ T32] r7:ddde2d80 r6:83018200 r5:856a438c r4:85656480 [ 1337.552910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.553044][ T32] r10:61c88647 r9:85626c00 r8:856564ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.553093][ T32] r4:85656480 [ 1337.553169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.553316][ T32] r10:00000000 r9:85656480 r8:80287e08 r7:eb7d9e60 r6:8565e800 r5:85626c00 [ 1337.553392][ T32] r4:00000001 [ 1337.553439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.553528][ T32] Exception stack(0xeb5c9fb0 to 0xeb5c9ff8) [ 1337.553595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.553662][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.553728][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.553805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.553912][ T32] r4:856527c0 [ 1337.571380][ T32] INFO: task kworker/1:694:5147 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.571649][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.571816][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.571974][ T32] Call trace: [ 1337.572069][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.572208][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.572268][ T32] r4:00000000 [ 1337.572319][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.572427][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.572508][ T32] 9d20: 92842000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.572584][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.572652][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 2 printk messages dropped ** [ 1337.572875][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1337.573047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.573114][ T32] r4:eaf29dc0 [ 1337.573167][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.573279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.573343][ T32] r4:00000000 [ 1337.573396][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.573541][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.573600][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.573706][ T32] r5:00001000 r4:dfd17000 [ 1337.573760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.573852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.573965][ T32] r5:852bd78c r4:852bd400 [ 1337.574037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.599334][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.599576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.599751][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.599825][ T32] r4:8530ac00 [ 1337.599879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.600080][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.600152][ T32] r4:00000001 [ 1337.600204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.600504][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.600602][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.600683][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.600744][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.600805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.600859][ T32] r4:852cfa40 [ 1337.601006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.601090][ T32] INFO: task kworker/0:313:5148 blocked for more than 464 seconds. [ 1337.601171][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.601266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.601372][ T32] task:kworker/0:313 state:D stack:0 pid:5148 tgid:5148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.601561][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.601771][ T32] Call trace: [ 1337.601895][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.602083][ T32] r10:8291a684 r9:eb5cdd84 r8:00000002 r7:60000113 r6:eb5cdd8c r5:85622400 [ 1337.602241][ T32] r4:85622400 [ 1337.602316][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.602417][ T32] r5:85622400 r4:8291a680 [ 1337.602466][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.602601][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.602716][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 [ 1337.602808][ T32] r4:00000000 [ 1337.602860][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.603026][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.603137][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.603251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565f7c0 [ 1337.603313][ T32] r4:00000000 [ 1337.603370][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.603495][ T32] r9:83018005 r8:85622400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1337.603576][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.603718][ T32] r5:00001000 r4:eaf0b000 [ 1337.603782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.603887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.604010][ T32] r5:855f4f8c r4:855f4c00 [ 1337.604187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.613771][ T32] r7:dddced80 r6:83018000 r5:855f4f8c r4:8565e780 [ 1337.613848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.614004][ T32] r10:61c88647 r9:85622400 r8:8565e7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.614061][ T32] r4:8565e780 [ 1337.614176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.615023][ T32] r10:00000000 r9:8565e780 r8:80287e08 r7:eb789e60 r6:8565e880 r5:85622400 [ 1337.615130][ T32] r4:00000001 [ 1337.615186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.615292][ T32] Exception stack(0xeb5cdfb0 to 0xeb5cdff8) [ 1337.615363][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.615436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.615661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.615748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.615852][ T32] r4:8565f4c0 [ 1337.617236][ T32] INFO: task kworker/0:313:5148 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.617335][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.617504][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.617621][ T32] Call trace: [ 1337.617744][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.618006][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.618080][ T32] r4:00000000 [ 1337.618131][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.618396][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.618494][ T32] 9d20: 92b13000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.618614][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.618730][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.618835][ T32] r5:80070113 r4:80239bb0 [ 1337.618893][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.619011][ T32] r4:82ac21e4 [ 1337.619099][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.619211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.619264][ T32] r4:eaf29dc0 [ 1337.619313][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.619426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.619480][ T32] r4:00000000 [ 1337.619556][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.619666][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.619780][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.619912][ T32] r5:00001000 r4:dfd17000 [ 1337.619971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.620083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.620198][ T32] r5:852bd78c r4:852bd400 [ 1337.620253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.620365][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.620417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.620541][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.620593][ T32] r4:8530ac00 [ 1337.620633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.620752][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.620853][ T32] r4:00000001 [ 1337.620913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.621096][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.621279][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.621438][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.621608][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.621737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.621806][ T32] r4:852cfa40 [ 1337.621854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.621915][ T32] INFO: task kworker/1:695:5150 blocked for more than 464 seconds. [ 1337.621981][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.622087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.622177][ T32] task:kworker/1:695 state:D stack:0 pid:5150 tgid:5150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.622298][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.622415][ T32] Call trace: [ 1337.622605][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.622727][ T32] r10:8291a684 r9:eb5b9d84 r8:00000002 r7:60000113 r6:eb5b9d8c r5:85628000 [ 1337.622849][ T32] r4:85628000 [ 1337.622897][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.622979][ T32] r5:85628000 r4:8291a680 [ 1337.623023][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.623097][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.623267][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b9e08 [ 1337.623313][ T32] r4:00000000 [ 1337.623376][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.623479][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.623594][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.623681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85588780 [ 1337.623721][ T32] r4:00000000 [ 1337.623813][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.623903][ T32] r9:83018205 r8:85628000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1337.623978][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.624165][ T32] r5:00001000 r4:eb42f000 [ 1337.652819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.653087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.653171][ T32] r5:855f778c r4:855f7400 [ 1337.653211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.653298][ T32] r7:ddde2d80 r6:83018200 r5:855f778c r4:85656500 [ 1337.653335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.653542][ T32] r10:61c88647 r9:85628000 r8:8565652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.653605][ T32] r4:85656500 [ 1337.653645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.653744][ T32] r10:00000000 r9:85656500 r8:80287e08 r7:eb5c9e60 r6:8565e900 r5:85628000 [ 1337.653792][ T32] r4:00000001 [ 1337.653829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.653896][ T32] Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) [ 1337.653949][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.654007][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.654053][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.654103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.654215][ T32] r4:856529c0 [ 1337.659654][ T32] INFO: task kworker/1:695:5150 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.659732][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.659954][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.660114][ T32] Call trace: [ 1337.660700][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.660775][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.660835][ T32] r4:00000000 [ 1337.660860][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.660987][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.661029][ T32] 9d20: 92dc3000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.661061][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.661381][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.661596][ T32] r5:80070113 r4:80239bb0 [ 1337.661642][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.661722][ T32] r4:82ac21e4 [ 1337.661909][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.662093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.662122][ T32] r4:eaf29dc0 [ 1337.662159][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.662634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.662690][ T32] r4:00000000 [ 1337.662766][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.662908][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.662940][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.662995][ T32] r5:00001000 r4:dfd17000 [ 1337.663019][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.663079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.663130][ T32] r5:852bd78c r4:852bd400 [ 1337.663157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.663245][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.663271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.663325][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.663348][ T32] r4:8530ac00 [ 1337.663367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.663433][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.663460][ T32] r4:00000001 [ 1337.663480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.663521][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.663551][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.663582][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.663610][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.663646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.663670][ T32] r4:852cfa40 [ 1337.663696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.663743][ T32] INFO: task kworker/0:314:5152 blocked for more than 464 seconds. [ 1337.663783][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.663841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.663868][ T32] task:kworker/0:314 state:D stack:0 pid:5152 tgid:5152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.663931][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.663979][ T32] Call trace: [ 1337.664038][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.664111][ T32] r10:8291a684 r9:eb5d5d84 r8:00000002 r7:60000013 r6:eb5d5d8c r5:85628c00 [ 1337.683261][ T32] r4:85628c00 [ 1337.683383][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.683465][ T32] r5:85628c00 r4:8291a680 [ 1337.683522][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.683574][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.683762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 [ 1337.683793][ T32] r4:00000000 [ 1337.683828][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.684012][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.684062][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.684136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565fac0 [ 1337.684663][ T32] r4:00000000 [ 1337.684708][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.684781][ T32] r9:83018005 r8:85628c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1337.684807][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.684858][ T32] r5:00001000 r4:eb075000 [ 1337.684879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.684922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.684970][ T32] r5:855f578c r4:855f5400 [ 1337.684998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.685054][ T32] r7:dddced80 r6:83018000 r5:855f578c r4:8565e980 [ 1337.685076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.685128][ T32] r10:61c88647 r9:85628c00 r8:8565e9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.685152][ T32] r4:8565e980 [ 1337.685186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.685264][ T32] r10:00000000 r9:8565e980 r8:80287e08 r7:eb789e60 r6:8565ea00 r5:85628c00 [ 1337.685337][ T32] r4:00000001 [ 1337.685363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.685406][ T32] Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) [ 1337.685475][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.685510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.685539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.685742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.685827][ T32] r4:8565f780 [ 1337.686790][ T32] INFO: task kworker/0:314:5152 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.686856][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.686936][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.686988][ T32] Call trace: [ 1337.687032][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.687324][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.687419][ T32] r4:00000000 [ 1337.687445][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.687492][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.687523][ T32] 9d20: 9335e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.687553][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.687580][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.687636][ T32] r5:80070113 r4:80239bb0 [ 1337.687661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.687771][ T32] r4:82ac21e4 [ 1337.687907][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.688003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.688041][ T32] r4:eaf29dc0 [ 1337.688064][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.688113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.688136][ T32] r4:00000000 [ 1337.688156][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.688205][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.688229][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.688282][ T32] r5:00001000 r4:dfd17000 [ 1337.688407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.688689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.688742][ T32] r5:852bd78c r4:852bd400 [ 1337.688764][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.688818][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.688943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.689009][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.689035][ T32] r4:8530ac00 [ 1337.689055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.689106][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.689400][ T32] r4:00000001 [ 1337.689426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.689532][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.689832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.689868][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.689897][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.689928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.689995][ T32] r4:852cfa40 [ 1337.690052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.690107][ T32] INFO: task kworker/0:315:5153 blocked for more than 464 seconds. [ 1337.690145][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.690173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.690195][ T32] task:kworker/0:315 state:D stack:0 pid:5153 tgid:5153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.690265][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.690329][ T32] Call trace: [ 1337.690382][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.690438][ T32] r10:8291a684 r9:eb5edd84 r8:00000002 r7:60000113 r6:eb5edd8c r5:85629800 [ 1337.690462][ T32] r4:85629800 [ 1337.690483][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.690528][ T32] r5:85629800 r4:8291a680 [ 1337.690549][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.690590][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.690652][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 [ 1337.690724][ T32] r4:00000000 [ 1337.690791][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.690840][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.690956][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.691017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565fcc0 [ 1337.691044][ T32] r4:00000000 [ 1337.691067][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.691138][ T32] r9:83018005 r8:85629800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1337.691166][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.691216][ T32] r5:00001000 r4:eb1ed000 [ 1337.691237][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.691295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.691424][ T32] r5:855f5b8c r4:855f5800 [ 1337.691460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.691516][ T32] r7:dddced80 r6:83018000 r5:855f5b8c r4:8565ea80 [ 1337.691553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.691782][ T32] r10:61c88647 r9:85629800 r8:8565eaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.691812][ T32] r4:8565ea80 [ 1337.691833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.691893][ T32] r10:00000000 r9:8565ea80 r8:80287e08 r7:eb5d5e60 r6:8565eb00 r5:85629800 [ 1337.691931][ T32] r4:00000001 [ 1337.691959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.692009][ T32] Exception stack(0xeb5edfb0 to 0xeb5edff8) [ 1337.692046][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.692085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.692113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.692215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.692341][ T32] r4:8565f780 [ 1337.692830][ T32] INFO: task kworker/0:315:5153 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.692868][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.693157][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.693207][ T32] Call trace: [ 1337.693472][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.693558][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.694034][ T32] r4:00000000 [ 1337.694128][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.725246][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.725369][ T32] 9d20: 93591000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.725432][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.725488][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.725544][ T32] r5:80070113 r4:80239bb0 [ 1337.725590][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.725720][ T32] r4:82ac21e4 [ 1337.725766][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.725889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.725945][ T32] r4:eaf29dc0 [ 1337.725985][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.726124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.726176][ T32] r4:00000000 [ 1337.726253][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.726354][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.726478][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.726588][ T32] r5:00001000 r4:dfd17000 [ 1337.726627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.726737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.726922][ T32] r5:852bd78c r4:852bd400 [ 1337.726986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.727105][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.727152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.727248][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.727296][ T32] r4:8530ac00 [ 1337.727338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.727505][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.727593][ T32] r4:00000001 [ 1337.727640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.727714][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.727768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.727822][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.727870][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.727920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.727960][ T32] r4:852cfa40 [ 1337.728047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.728104][ T32] INFO: task kworker/0:316:5155 blocked for more than 464 seconds. [ 1337.728194][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.728243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.728283][ T32] task:kworker/0:316 state:D stack:0 pid:5155 tgid:5155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.728425][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.728578][ T32] Call trace: [ 1337.728680][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.728794][ T32] r10:8291a684 r9:eb60dd84 r8:00000002 r7:60000013 r6:eb60dd8c r5:8562b000 [ 1337.728840][ T32] r4:8562b000 [ 1337.728876][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.728955][ T32] r5:8562b000 r4:8291a680 [ 1337.729001][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.729111][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.729203][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb60de08 [ 1337.729243][ T32] r4:00000000 [ 1337.729279][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.729367][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.729437][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.729512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565ffc0 [ 1337.729556][ T32] r4:00000000 [ 1337.729591][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.729673][ T32] r9:83018005 r8:8562b000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1337.729711][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.729788][ T32] r5:00001000 r4:eb219000 [ 1337.729822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.729891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.730001][ T32] r5:855f5f8c r4:855f5c00 [ 1337.730051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.730139][ T32] r7:dddced80 r6:83018000 r5:855f5f8c r4:8565eb80 [ 1337.730176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.730276][ T32] r10:61c88647 r9:8562b000 r8:8565ebac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.730353][ T32] r4:8565eb80 [ 1337.730391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.730475][ T32] r10:00000000 r9:8565eb80 r8:80287e08 r7:eb5ede60 r6:8565ec00 r5:8562b000 [ 1337.730514][ T32] r4:00000001 [ 1337.730547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.730614][ T32] Exception stack(0xeb60dfb0 to 0xeb60dff8) [ 1337.730698][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.730785][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.730868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.730928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.730968][ T32] r4:8565fb40 [ 1337.731943][ T32] INFO: task kworker/0:316:5155 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.731997][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.732252][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.732339][ T32] Call trace: [ 1337.732373][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.732431][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.732455][ T32] r4:00000000 [ 1337.732476][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.732658][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.733027][ T32] 9d20: 93591000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.733271][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.733303][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.733335][ T32] r5:80070113 r4:80239bb0 [ 1337.733398][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.733451][ T32] r4:82ac21e4 [ 1337.733474][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.733524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.733549][ T32] r4:eaf29dc0 [ 1337.733568][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.733614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.733637][ T32] r4:00000000 [ 1337.733657][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.733706][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.733742][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.733792][ T32] r5:00001000 r4:dfd17000 [ 1337.734062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.734112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.734265][ T32] r5:852bd78c r4:852bd400 [ 1337.760900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.761142][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.761241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.761358][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.761413][ T32] r4:8530ac00 [ 1337.761458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.761621][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.761683][ T32] r4:00000001 [ 1337.761728][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.761888][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.761962][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.762028][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.762087][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.762184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.762244][ T32] r4:852cfa40 [ 1337.762300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.762415][ T32] INFO: task kworker/0:317:5157 blocked for more than 464 seconds. [ 1337.762491][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.762586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.762643][ T32] task:kworker/0:317 state:D stack:0 pid:5157 tgid:5157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.762835][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.763120][ T32] Call trace: [ 1337.763233][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.763390][ T32] r10:8291a684 r9:eb61dd84 r8:00000002 r7:60000113 r6:eb61dd8c r5:8562bc00 [ 1337.763446][ T32] r4:8562bc00 [ 1337.763493][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.763588][ T32] r5:8562bc00 r4:8291a680 [ 1337.763634][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.763712][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.763809][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb61de08 [ 1337.763858][ T32] r4:00000000 [ 1337.763953][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.764037][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.764122][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.777625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85588300 [ 1337.777681][ T32] r4:00000000 [ 1337.778044][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.778209][ T32] r9:83018005 r8:8562bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1337.778262][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.778367][ T32] r5:00001000 r4:eb3cd000 [ 1337.778414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.778541][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.778793][ T32] r5:855f6b8c r4:855f6800 [ 1337.778865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.778977][ T32] r7:dddced80 r6:83018000 r5:855f6b8c r4:8565ec80 [ 1337.779045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.779104][ T32] r10:61c88647 r9:8562bc00 r8:8565ecac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.779134][ T32] r4:8565ec80 [ 1337.779316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.779375][ T32] r10:00000000 r9:8565ec80 r8:80287e08 r7:eb60de60 r6:8565ed00 r5:8562bc00 [ 1337.779492][ T32] r4:00000001 [ 1337.779549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.779650][ T32] Exception stack(0xeb61dfb0 to 0xeb61dff8) [ 1337.779722][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.779828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.779862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.779899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.779923][ T32] r4:8565fb40 [ 1337.780694][ T32] INFO: task kworker/0:317:5157 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.780737][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.780889][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.780936][ T32] Call trace: [ 1337.780969][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.781053][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.781145][ T32] r4:00000000 [ 1337.781170][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.781221][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.781253][ T32] 9d20: 93c31000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.781288][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.781329][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.781358][ T32] r5:80070113 r4:80239bb0 [ 1337.781379][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.781423][ T32] r4:82ac21e4 [ 1337.781508][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.781561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.781585][ T32] r4:eaf29dc0 [ 1337.781605][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.781728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.781761][ T32] r4:00000000 [ 1337.781785][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.781835][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.781909][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.781959][ T32] r5:00001000 r4:dfd17000 [ 1337.781981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.782151][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.782205][ T32] r5:852bd78c r4:852bd400 [ 1337.782226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.782278][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.782366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.782649][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.782677][ T32] r4:8530ac00 [ 1337.782699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.782805][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.782848][ T32] r4:00000001 [ 1337.782869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.782914][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.783068][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.783105][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.783134][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.783164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.783333][ T32] r4:852cfa40 [ 1337.783361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.783506][ T32] INFO: task kworker/0:318:5160 blocked for more than 464 seconds. [ 1337.783547][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.783576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.783643][ T32] task:kworker/0:318 state:D stack:0 pid:5160 tgid:5160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.783700][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.783743][ T32] Call trace: [ 1337.783814][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.783906][ T32] r10:8291a684 r9:eb5e1d84 r8:00000002 r7:60000113 r6:eb5e1d8c r5:8562c800 [ 1337.783938][ T32] r4:8562c800 [ 1337.783961][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.784017][ T32] r5:8562c800 r4:8291a680 [ 1337.784039][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.784084][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.784131][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 [ 1337.784230][ T32] r4:00000000 [ 1337.808523][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.808704][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.808826][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.808967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8564cfc0 [ 1337.809026][ T32] r4:00000000 [ 1337.809108][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.809215][ T32] r9:83018005 r8:8562c800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1337.809264][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.809397][ T32] r5:00001000 r4:eb261000 [ 1337.809494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.809588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.809678][ T32] r5:855f638c r4:855f6000 [ 1337.809752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.809866][ T32] r7:dddced80 r6:83018000 r5:855f638c r4:8565ed80 [ 1337.809962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.810066][ T32] r10:61c88647 r9:8562c800 r8:8565edac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.810113][ T32] r4:8565ed80 [ 1337.810190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.810294][ T32] r10:00000000 r9:8565ed80 r8:80287e08 r7:eb61de60 r6:8565ee00 r5:8562c800 [ 1337.810383][ T32] r4:00000001 [ 1337.810433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.810516][ T32] Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) [ 1337.810577][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.810638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.810696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.810798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.810849][ T32] r4:85588080 [ 1337.811729][ T32] INFO: task kworker/0:318:5160 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.811787][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.811944][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.812115][ T32] Call trace: [ 1337.812277][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.812643][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.812672][ T32] r4:00000000 [ 1337.812694][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.812740][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.812779][ T32] 9d20: 93f2d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.812811][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.812839][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.812864][ T32] r5:80070113 r4:80239bb0 [ 1337.812885][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.812930][ T32] r4:82ac21e4 [ 1337.812951][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.813001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.813029][ T32] r4:eaf29dc0 [ 1337.813103][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.813155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.813245][ T32] r4:00000000 [ 1337.813270][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.813479][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.813504][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.813595][ T32] r5:00001000 r4:dfd17000 [ 1337.813620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.813665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.813712][ T32] r5:852bd78c r4:852bd400 [ 1337.814047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.814107][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.814131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.814259][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.832793][ T32] r4:8530ac00 [ 1337.832842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.832924][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.832949][ T32] r4:00000001 [ 1337.832969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.833011][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.833044][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.833099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.833133][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.833297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.833416][ T32] r4:852cfa40 [ 1337.833445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.833511][ T32] INFO: task kworker/0:319:5162 blocked for more than 464 seconds. [ 1337.833550][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.833577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.833600][ T32] task:kworker/0:319 state:D stack:0 pid:5162 tgid:5162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.833919][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.834002][ T32] Call trace: [ 1337.834214][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.841046][ T32] r10:8291a684 r9:eb671d84 r8:00000002 r7:60000013 r6:eb671d8c r5:855b2400 [ 1337.841098][ T32] r4:855b2400 [ 1337.841191][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.841416][ T32] r5:855b2400 r4:8291a680 [ 1337.841443][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.841492][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.841540][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb671e08 [ 1337.841564][ T32] r4:00000000 [ 1337.841583][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.841621][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.842006][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.842063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85588040 [ 1337.842198][ T32] r4:00000000 [ 1337.842223][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.842277][ T32] r9:83018005 r8:855b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1337.842302][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.842352][ T32] r5:00001000 r4:eb2c5000 [ 1337.842373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.842449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.842590][ T32] r5:855f678c r4:855f6400 [ 1337.842789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.842860][ T32] r7:dddced80 r6:83018000 r5:855f678c r4:8565ee80 [ 1337.842883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.843178][ T32] r10:61c88647 r9:855b2400 r8:8565eeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.843251][ T32] r4:8565ee80 [ 1337.843309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.843366][ T32] r10:00000000 r9:8565ee80 r8:80287e08 r7:eb61de60 r6:85656580 r5:855b2400 [ 1337.843473][ T32] r4:00000001 [ 1337.843498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.843542][ T32] Exception stack(0xeb671fb0 to 0xeb671ff8) [ 1337.843577][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.843608][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.843636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.843668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.843819][ T32] r4:85588240 [ 1337.857639][ T32] INFO: task kworker/0:319:5162 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.857794][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.857876][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.857941][ T32] Call trace: [ 1337.857974][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.858037][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.858210][ T32] r4:00000000 [ 1337.858447][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.858536][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.858574][ T32] 9d20: 94b0b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.858606][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.858640][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.858667][ T32] r5:80070113 r4:80239bb0 [ 1337.858724][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.858857][ T32] r4:82ac21e4 [ 1337.859021][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.859077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.859591][ T32] r4:eaf29dc0 [ 1337.859615][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.859664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.859686][ T32] r4:00000000 [ 1337.859705][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.859767][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.859806][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.859860][ T32] r5:00001000 r4:dfd17000 [ 1337.859933][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.859984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.860033][ T32] r5:852bd78c r4:852bd400 [ 1337.860053][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.860105][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.860127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.860177][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.860199][ T32] r4:8530ac00 [ 1337.860219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.860407][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.860504][ T32] r4:00000001 [ 1337.860597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.860640][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.860670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.860701][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.860825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.860861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.860883][ T32] r4:852cfa40 [ 1337.860977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.861425][ T32] INFO: task kworker/0:320:5164 blocked for more than 464 seconds. [ 1337.861531][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.861674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.861726][ T32] task:kworker/0:320 state:D stack:0 pid:5164 tgid:5164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.861790][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.861834][ T32] Call trace: [ 1337.861865][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.861921][ T32] r10:8291a684 r9:eb659d84 r8:00000002 r7:60000013 r6:eb659d8c r5:8562e000 [ 1337.861946][ T32] r4:8562e000 [ 1337.861968][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.862014][ T32] r5:8562e000 r4:8291a680 [ 1337.862033][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.862075][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.862121][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 [ 1337.862179][ T32] r4:00000000 [ 1337.862205][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.862392][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.862466][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.862604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85588540 [ 1337.862639][ T32] r4:00000000 [ 1337.862659][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.862709][ T32] r9:83018005 r8:8562e000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1337.862779][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.862849][ T32] r5:00001000 r4:eb3d9000 [ 1337.862887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.862937][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.862984][ T32] r5:855f6f8c r4:855f6c00 [ 1337.863005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.863056][ T32] r7:dddced80 r6:83018000 r5:855f6f8c r4:8565ef00 [ 1337.863076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.863128][ T32] r10:61c88647 r9:8562e000 r8:8565ef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.863169][ T32] r4:8565ef00 [ 1337.863193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.863246][ T32] r10:00000000 r9:8565ef00 r8:80287e08 r7:eb61de60 r6:8565ef80 r5:8562e000 [ 1337.863269][ T32] r4:00000001 [ 1337.863288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.863346][ T32] Exception stack(0xeb659fb0 to 0xeb659ff8) [ 1337.863379][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.863414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.863458][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.863494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.863517][ T32] r4:85588240 [ 1337.864132][ T32] INFO: task kworker/0:320:5164 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.885093][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.885415][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.885705][ T32] Call trace: [ 1337.885756][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.885848][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.885918][ T32] r4:00000000 [ 1337.885944][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.886016][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.886056][ T32] 9d20: 94f3b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.886091][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.886120][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.886148][ T32] r5:80070113 r4:80239bb0 [ 1337.886171][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.886223][ T32] r4:82ac21e4 [ 1337.886245][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.886297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.886321][ T32] r4:eaf29dc0 [ 1337.886343][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.886394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.886419][ T32] r4:00000000 [ 1337.886441][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.886498][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.886523][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.886576][ T32] r5:00001000 r4:dfd17000 [ 1337.886599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.886640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.886686][ T32] r5:852bd78c r4:852bd400 [ 1337.886786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.887161][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.887189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.887243][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.887266][ T32] r4:8530ac00 [ 1337.887371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.887429][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.887567][ T32] r4:00000001 [ 1337.887591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.887635][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.887663][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.887699][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.887771][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.887807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.887832][ T32] r4:852cfa40 [ 1337.887856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.887903][ T32] INFO: task kworker/0:321:5166 blocked for more than 464 seconds. [ 1337.887939][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.887965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.887987][ T32] task:kworker/0:321 state:D stack:0 pid:5166 tgid:5166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.888061][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.888420][ T32] Call trace: [ 1337.888509][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.888567][ T32] r10:8291a684 r9:eb62dd84 r8:00000002 r7:60000113 r6:eb62dd8c r5:8562ec00 [ 1337.888706][ T32] r4:8562ec00 [ 1337.889149][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.889203][ T32] r5:8562ec00 r4:8291a680 [ 1337.889540][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.889590][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.889655][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb62de08 [ 1337.889754][ T32] r4:00000000 [ 1337.889780][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.889819][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.889935][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.889985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85588640 [ 1337.890010][ T32] r4:00000000 [ 1337.890029][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.890078][ T32] r9:83018005 r8:8562ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1337.890101][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.890165][ T32] r5:00001000 r4:eb413000 [ 1337.890289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.890394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.890501][ T32] r5:855f738c r4:855f7000 [ 1337.890526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.890579][ T32] r7:dddced80 r6:83018000 r5:855f738c r4:8558c000 [ 1337.890602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.890773][ T32] r10:61c88647 r9:8562ec00 r8:8558c02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.890810][ T32] r4:8558c000 [ 1337.890909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.891058][ T32] r10:00000000 r9:8558c000 r8:80287e08 r7:eb659e60 r6:8558c080 r5:8562ec00 [ 1337.891085][ T32] r4:00000001 [ 1337.891105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.891529][ T32] Exception stack(0xeb62dfb0 to 0xeb62dff8) [ 1337.891563][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.891596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.891678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.891731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.891782][ T32] r4:855883c0 [ 1337.892580][ T32] INFO: task kworker/0:321:5166 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.892621][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.892717][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.892773][ T32] Call trace: [ 1337.892929][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.893086][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.893117][ T32] r4:00000000 [ 1337.893138][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.893184][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.893293][ T32] 9d20: 94f3b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.893368][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.893402][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.893427][ T32] r5:80070113 r4:80239bb0 [ 1337.893449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.893492][ T32] r4:82ac21e4 [ 1337.893513][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.893559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.893602][ T32] r4:eaf29dc0 [ 1337.893693][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.893786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1337.893907][ T32] r4:00000000 [ 1337.894090][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.894211][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.922677][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.922906][ T32] r5:00001000 r4:dfd17000 [ 1337.922951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.923052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.923150][ T32] r5:852bd78c r4:852bd400 [ 1337.923195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.923333][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1337.923445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.923649][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.923754][ T32] r4:8530ac00 [ 1337.923812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.923929][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1337.924057][ T32] r4:00000001 [ 1337.924115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.924278][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1337.928803][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.928908][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.929110][ T32] r4:852cfa40 ** 1 printk messages dropped ** [ 1337.929263][ T32] INFO: task kworker/0:322:5169 blocked for more than 464 seconds. [ 1337.929331][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.929385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.929431][ T32] task:kworker/0:322 state:D stack:0 pid:5169 tgid:5169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.929629][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.929751][ T32] Call trace: [ 1337.929824][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.929942][ T32] r10:8291a684 r9:eb679d84 r8:00000002 r7:60000113 r6:eb679d8c r5:8562d400 [ 1337.930021][ T32] r4:8562d400 [ 1337.930134][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.930238][ T32] r5:8562d400 r4:8291a680 [ 1337.930288][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.930457][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.930570][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 [ 1337.930624][ T32] r4:00000000 [ 1337.930671][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.930790][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.930962][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.931077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85588940 [ 1337.931130][ T32] r4:00000000 [ 1337.931176][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.931284][ T32] r9:83018005 r8:8562d400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1337.931332][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.931459][ T32] r5:00001000 r4:eb43f000 [ 1337.931516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.931791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.931903][ T32] r5:855f7b8c r4:855f7800 [ 1337.931953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.932106][ T32] r7:dddced80 r6:83018000 r5:855f7b8c r4:8558c100 [ 1337.932165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.932276][ T32] r10:61c88647 r9:8562d400 r8:8558c12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.932329][ T32] r4:8558c100 [ 1337.932446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.932574][ T32] r10:00000000 r9:8558c100 r8:80287e08 r7:eb62de60 r6:8558c180 r5:8562d400 [ 1337.932629][ T32] r4:00000001 [ 1337.932710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.932809][ T32] Exception stack(0xeb679fb0 to 0xeb679ff8) [ 1337.932908][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.932983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.933056][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.933125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.933209][ T32] r4:855886c0 [ 1337.955434][ T32] INFO: task kworker/0:322:5169 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1337.955586][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.955670][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.955736][ T32] Call trace: [ 1337.955869][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.955934][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1337.955961][ T32] r4:00000000 [ 1337.955982][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.956034][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1337.956067][ T32] 9d20: 9530b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1337.956100][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1337.956141][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1337.956173][ T32] r5:80070113 r4:80239bb0 [ 1337.956226][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.956441][ T32] r4:82ac21e4 [ 1337.956467][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.956594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1337.956674][ T32] r4:eaf29dc0 [ 1337.956733][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.956839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 8 printk messages dropped ** [ 1337.957478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.958052][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 4 printk messages dropped ** [ 1337.958497][ T32] r4:852cfa40 ** 5 printk messages dropped ** [ 1337.958781][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.959071][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1337.959794][ T32] r9:83018205 r8:8562a400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 ** 4 printk messages dropped ** [ 1337.959966][ T32] r5:84449f8c r4:84449c00 [ 1337.959986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1337.960487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1337.961930][ T32] r5:80070113 r4:80239bb0 ** 11 printk messages dropped ** [ 1337.962411][ T32] r5:00001000 r4:dfd17000 ** 9 printk messages dropped ** [ 1337.962944][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 13 printk messages dropped ** [ 1337.963715][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.963819][ T32] Call trace: [ 1337.963889][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.963993][ T32] r10:8291a684 r9:eb685d84 r8:00000002 r7:60000013 r6:eb685d8c r5:85638000 [ 1337.964057][ T32] r4:85638000 [ 1337.964204][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.990932][ T32] r5:85638000 r4:8291a680 [ 1337.990987][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.991064][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.991113][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb685e08 [ 1337.991138][ T32] r4:00000000 [ 1337.991159][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.991197][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.991263][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.991318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85588c80 [ 1337.991377][ T32] r4:00000000 [ 1337.991554][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.991664][ T32] r9:83018005 r8:85638000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1337.991713][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.991843][ T32] r5:00001000 r4:eb45f000 [ 1337.991902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.991997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.992096][ T32] r5:849ac38c r4:849ac000 [ 1337.992142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.992202][ T32] r7:dddced80 r6:83018000 r5:849ac38c r4:8558c280 [ 1337.992339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.992786][ T32] r10:61c88647 r9:85638000 r8:8558c2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.992852][ T32] r4:8558c280 [ 1337.992896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.993016][ T32] r10:00000000 r9:8558c280 r8:80287e08 r7:eb679e60 r6:8558c300 r5:85638000 [ 1337.993076][ T32] r4:00000001 [ 1337.993146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.993276][ T32] Exception stack(0xeb685fb0 to 0xeb685ff8) [ 1337.993357][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.993458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.993560][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.993686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.993786][ T32] r4:85588840 [ 1338.012444][ T32] INFO: task kworker/0:323:5172 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.012589][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.012798][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.012923][ T32] Call trace: [ 1338.012961][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.013096][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.013128][ T32] r4:00000000 [ 1338.013150][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.013196][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.013541][ T32] 9d20: 95b39000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.013578][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.013607][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.013633][ T32] r5:80070113 r4:80239bb0 [ 1338.013654][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.013732][ T32] r4:82ac21e4 [ 1338.013759][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.013808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.013831][ T32] r4:eaf29dc0 [ 1338.013850][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.013920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.014009][ T32] r4:00000000 [ 1338.014035][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.014088][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.014110][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.016827][ T32] r5:00001000 r4:dfd17000 [ 1338.016926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.017030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.017085][ T32] r5:852bd78c r4:852bd400 [ 1338.017106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.017175][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.017202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.017255][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.017610][ T32] r4:8530ac00 [ 1338.017636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.017696][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.017722][ T32] r4:00000001 [ 1338.017744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.017818][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.017889][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.018022][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.018220][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.018306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.018335][ T32] r4:852cfa40 [ 1338.018360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.018401][ T32] INFO: task kworker/0:324:5174 blocked for more than 464 seconds. [ 1338.018435][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.018557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.018585][ T32] task:kworker/0:324 state:D stack:0 pid:5174 tgid:5174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.018651][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.018698][ T32] Call trace: ** 1 printk messages dropped ** [ 1338.018848][ T32] r10:8291a684 r9:eb691d84 r8:00000002 r7:60000113 r6:eb691d8c r5:85638c00 ** 8 printk messages dropped ** [ 1338.019381][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1338.019700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.019794][ T32] r5:855f7f8c r4:855f7c00 [ 1338.019927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.019983][ T32] r7:dddced80 r6:83018000 r5:855f7f8c r4:8558c380 ** 4 printk messages dropped ** [ 1338.020171][ T32] r10:00000000 r9:8558c380 r8:80287e08 r7:eb685e60 r6:8558c400 r5:85638c00 ** 8 printk messages dropped ** [ 1338.021300][ T32] INFO: task kworker/0:324:5174 is blocked on a mutex likely owned by task kworker/1:426:4465. ** 8 printk messages dropped ** [ 1338.021747][ T32] 9d20: 95b39000 ed8b5000 00000001 80239b98 7f3cf000 00000001 ** 6 printk messages dropped ** [ 1338.022009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 11 printk messages dropped ** [ 1338.022512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1338.023288][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.023725][ T32] task:kworker/0:325 state:D stack:0 pid:5176 tgid:5176 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.057986][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a1e08 ** 4 printk messages dropped ** [ 1338.058219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565ff00 ** 6 printk messages dropped ** [ 1338.058617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.058670][ T32] r5:849acb8c r4:849ac800 [ 1338.058692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.058794][ T32] r7:dddced80 r6:83018000 r5:849acb8c r4:8558c480 [ 1338.058836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.058892][ T32] r10:61c88647 r9:85639800 r8:8558c4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.058916][ T32] r4:8558c480 [ 1338.059019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.059081][ T32] r10:00000000 r9:8558c480 r8:80287e08 r7:eb685e60 r6:8558c500 r5:85639800 [ 1338.059119][ T32] r4:00000001 [ 1338.059346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.059395][ T32] Exception stack(0xeb6a1fb0 to 0xeb6a1ff8) [ 1338.059432][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.059464][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.059498][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.059532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.059720][ T32] r4:85588a80 [ 1338.060506][ T32] INFO: task kworker/0:325:5176 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.060555][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.060709][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.060769][ T32] Call trace: [ 1338.060803][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.060996][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.061103][ T32] r4:00000000 [ 1338.061130][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.061403][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.061473][ T32] 9d20: 961ae000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.061913][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.061946][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.062068][ T32] r5:80070113 r4:80239bb0 [ 1338.062169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.062221][ T32] r4:82ac21e4 [ 1338.062272][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.062385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.062414][ T32] r4:eaf29dc0 [ 1338.062468][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.062519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.062543][ T32] r4:00000000 [ 1338.062782][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.063087][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.063634][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.063689][ T32] r5:00001000 r4:dfd17000 [ 1338.063717][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.063853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.063907][ T32] r5:852bd78c r4:852bd400 [ 1338.063934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.063989][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.064020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.064076][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.064100][ T32] r4:8530ac00 [ 1338.064121][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.078610][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.078731][ T32] r4:00000001 [ 1338.079005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.079082][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.079119][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.079151][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.079180][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.079213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.079237][ T32] r4:852cfa40 [ 1338.079263][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.079295][ T32] INFO: task kworker/0:326:5178 blocked for more than 464 seconds. [ 1338.079352][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.079386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.079411][ T32] task:kworker/0:326 state:D stack:0 pid:5178 tgid:5178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.079579][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.079639][ T32] Call trace: [ 1338.079925][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.079995][ T32] r10:8291a684 r9:eb6bdd84 r8:00000002 r7:60000113 r6:eb6bdd8c r5:8563b000 [ 1338.080211][ T32] r4:8563b000 [ 1338.080312][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.080369][ T32] r5:8563b000 r4:8291a680 [ 1338.080425][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.080476][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.080527][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6bde08 [ 1338.080584][ T32] r4:00000000 [ 1338.080750][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.080794][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.080838][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.080886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85588dc0 [ 1338.080929][ T32] r4:00000000 [ 1338.081030][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.081095][ T32] r9:83018005 r8:8563b000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1338.081382][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.081435][ T32] r5:00001000 r4:eb479000 [ 1338.081459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.081504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.082510][ T32] r5:849ac78c r4:849ac400 [ 1338.082540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.082597][ T32] r7:dddced80 r6:83018000 r5:849ac78c r4:8558c580 [ 1338.082620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.082711][ T32] r10:61c88647 r9:8563b000 r8:8558c5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.082825][ T32] r4:8558c580 [ 1338.082856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.082946][ T32] r10:00000000 r9:8558c580 r8:80287e08 r7:eb6a1e60 r6:8558c600 r5:8563b000 [ 1338.082974][ T32] r4:00000001 [ 1338.082996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.083104][ T32] Exception stack(0xeb6bdfb0 to 0xeb6bdff8) [ 1338.083139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.083173][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.083202][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.083233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.083258][ T32] r4:85588c40 [ 1338.084030][ T32] INFO: task kworker/0:326:5178 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.084072][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.084137][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.109596][ T32] Call trace: [ 1338.109732][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.109886][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.109942][ T32] r4:00000000 [ 1338.109993][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.110097][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.110172][ T32] 9d20: 96994000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.110238][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.110296][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.110359][ T32] r5:80070113 r4:80239bb0 [ 1338.110407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.110501][ T32] r4:82ac21e4 [ 1338.110649][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.110789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.110865][ T32] r4:eaf29dc0 [ 1338.110914][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.111051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.111156][ T32] r4:00000000 [ 1338.111215][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.111318][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.111412][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.111511][ T32] r5:00001000 r4:dfd17000 [ 1338.111556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.111677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.111776][ T32] r5:852bd78c r4:852bd400 [ 1338.111822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.111921][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.111968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.112077][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.112126][ T32] r4:8530ac00 [ 1338.112216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.112325][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.112376][ T32] r4:00000001 [ 1338.112417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.112496][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.112556][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.112619][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.112741][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.112814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.112866][ T32] r4:852cfa40 [ 1338.112932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.113006][ T32] INFO: task kworker/0:327:5179 blocked for more than 464 seconds. [ 1338.113077][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.113131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.113181][ T32] task:kworker/0:327 state:D stack:0 pid:5179 tgid:5179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.113294][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.113383][ T32] Call trace: [ 1338.113520][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.113686][ T32] r10:8291a684 r9:eb6b1d84 r8:00000002 r7:60000113 r6:eb6b1d8c r5:8563bc00 [ 1338.113741][ T32] r4:8563bc00 [ 1338.113788][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.113879][ T32] r5:8563bc00 r4:8291a680 [ 1338.113924][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.114052][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.114229][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b1e08 [ 1338.125125][ T32] r4:00000000 [ 1338.125212][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.125326][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.125408][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.125499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85571300 [ 1338.125563][ T32] r4:00000000 [ 1338.125610][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.125706][ T32] r9:83018005 r8:8563bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1338.125751][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.125846][ T32] r5:00001000 r4:eb5fb000 [ 1338.125888][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.125971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.126155][ T32] r5:849ad38c r4:849ad000 [ 1338.126211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.126346][ T32] r7:dddced80 r6:83018000 r5:849ad38c r4:8558c680 [ 1338.126399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.126506][ T32] r10:61c88647 r9:8563bc00 r8:8558c6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.126555][ T32] r4:8558c680 [ 1338.126616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.126731][ T32] r10:00000000 r9:8558c680 r8:80287e08 r7:eb6a1e60 r6:8558c700 r5:8563bc00 [ 1338.126823][ T32] r4:00000001 [ 1338.126868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.126960][ T32] Exception stack(0xeb6b1fb0 to 0xeb6b1ff8) [ 1338.127081][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.127186][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.127251][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.127342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.127394][ T32] r4:8565ff40 [ 1338.128612][ T32] INFO: task kworker/0:327:5179 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.128707][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.128846][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.128942][ T32] Call trace: [ 1338.129066][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.129171][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.129214][ T32] r4:00000000 [ 1338.129248][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.129349][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.129407][ T32] 9d20: 96994000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.129458][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.129501][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.129543][ T32] r5:80070113 r4:80239bb0 [ 1338.129607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.129682][ T32] r4:82ac21e4 [ 1338.129716][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.129793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.129832][ T32] r4:eaf29dc0 [ 1338.129866][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.129940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.129977][ T32] r4:00000000 [ 1338.130019][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.130099][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.130135][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.130467][ T32] r5:852bd78c r4:852bd400 ** 1 printk messages dropped ** [ 1338.130601][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.130642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.130781][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.130838][ T32] r4:8530ac00 [ 1338.130877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.130966][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.131050][ T32] r4:00000001 [ 1338.131089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.131154][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.131201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.131250][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.131328][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.131385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.131422][ T32] r4:852cfa40 [ 1338.131505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.131615][ T32] INFO: task kworker/0:328:5182 blocked for more than 464 seconds. [ 1338.131675][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.131720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.131762][ T32] task:kworker/0:328 state:D stack:0 pid:5182 tgid:5182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.131847][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.131919][ T32] Call trace: [ 1338.131972][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.132066][ T32] r10:8291a684 r9:eb6fdd84 r8:00000002 r7:60000113 r6:eb6fdd8c r5:855b5400 [ 1338.132138][ T32] r4:855b5400 [ 1338.132182][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.132259][ T32] r5:855b5400 r4:8291a680 [ 1338.132296][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.132364][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.132442][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6fde08 [ 1338.132484][ T32] r4:00000000 [ 1338.132525][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.132644][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.132750][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.132887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85571040 [ 1338.132994][ T32] r4:00000000 [ 1338.133064][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.133165][ T32] r9:83018005 r8:855b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1338.133210][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.133308][ T32] r5:00001000 r4:eb5d7000 [ 1338.133357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.133468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.133569][ T32] r5:849acf8c r4:849acc00 [ 1338.133612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.133714][ T32] r7:dddced80 r6:83018000 r5:849acf8c r4:8558c780 [ 1338.133776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.133885][ T32] r10:61c88647 r9:855b5400 r8:8558c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.133935][ T32] r4:8558c780 [ 1338.133985][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.134103][ T32] r10:00000000 r9:8558c780 r8:80287e08 r7:eb6b1e60 r6:85656680 r5:855b5400 [ 1338.134231][ T32] r4:00000001 [ 1338.160588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.160716][ T32] Exception stack(0xeb6fdfb0 to 0xeb6fdff8) [ 1338.160759][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.160791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.160819][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.160852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.161016][ T32] r4:85571080 [ 1338.161801][ T32] INFO: task kworker/0:328:5182 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.161866][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.162008][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.162065][ T32] Call trace: [ 1338.162129][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.162200][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.162227][ T32] r4:00000000 [ 1338.162266][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.162314][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.162376][ T32] 9d20: 96d3e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.162412][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.162439][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.162464][ T32] r5:80070113 r4:80239bb0 [ 1338.162497][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 1 printk messages dropped ** [ 1338.162599][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1338.162892][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.163215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1338.163616][ T32] r4:8530ac00 ** 2 printk messages dropped ** [ 1338.163713][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1338.163779][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.163839][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.163874][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.163918][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.163966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.164022][ T32] r4:852cfa40 [ 1338.164049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.164079][ T32] INFO: task kworker/0:329:5184 blocked for more than 464 seconds. [ 1338.164229][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.185171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.185319][ T32] task:kworker/0:329 state:D stack:0 pid:5184 tgid:5184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.185480][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.185623][ T32] Call trace: [ 1338.185694][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.185840][ T32] r10:8291a684 r9:eb715d84 r8:00000002 r7:60000113 r6:eb715d8c r5:855b3c00 [ 1338.185904][ T32] r4:855b3c00 [ 1338.185973][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.186111][ T32] r5:855b3c00 r4:8291a680 [ 1338.186180][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.186269][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.186374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb715e08 [ 1338.186427][ T32] r4:00000000 [ 1338.186494][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.186590][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.186691][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.186862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85571440 [ 1338.186920][ T32] r4:00000000 [ 1338.186969][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.187088][ T32] r9:83018005 r8:855b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1338.187172][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.187330][ T32] r5:00001000 r4:eb613000 [ 1338.187389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.187494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.187604][ T32] r5:849ad78c r4:849ad400 [ 1338.187675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.187804][ T32] r7:dddced80 r6:83018000 r5:849ad78c r4:8558c800 [ 1338.187875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.187987][ T32] r10:61c88647 r9:855b3c00 r8:8558c82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.188051][ T32] r4:8558c800 [ 1338.188106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.188231][ T32] r10:00000000 r9:8558c800 r8:80287e08 r7:eb6b1e60 r6:85656700 r5:855b3c00 [ 1338.188349][ T32] r4:00000001 [ 1338.188496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.188627][ T32] Exception stack(0xeb715fb0 to 0xeb715ff8) [ 1338.188711][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.188807][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.188872][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.188932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.188975][ T32] r4:85571180 [ 1338.190356][ T32] INFO: task kworker/0:329:5184 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.190452][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.190584][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.190715][ T32] Call trace: [ 1338.190858][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.190987][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.191039][ T32] r4:00000000 [ 1338.191098][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.191280][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.191359][ T32] 9d20: 97390000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.191429][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.191504][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.191568][ T32] r5:80070113 r4:80239bb0 ** 1 printk messages dropped ** [ 1338.191749][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1338.192093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 6 printk messages dropped ** [ 1338.192673][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.193480][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1338.193888][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1338.194125][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.222385][ T32] INFO: task kworker/0:330:5186 blocked for more than 464 seconds. ** 6 printk messages dropped ** [ 1338.223142][ T32] r10:8291a684 r9:eb72dd84 r8:00000002 r7:60000113 r6:eb72dd8c r5:855b6000 ** 2 printk messages dropped ** [ 1338.223368][ T32] r5:855b6000 r4:8291a680 [ 1338.223428][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.223530][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.223645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb72de08 [ 1338.223758][ T32] r4:00000000 [ 1338.223827][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.223945][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.224057][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.224154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85571a80 [ 1338.233933][ T32] r4:00000000 [ 1338.234121][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.235310][ T32] r9:83018005 r8:855b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1338.235390][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.235523][ T32] r5:00001000 r4:eb6b9000 [ 1338.235570][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.235701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.235830][ T32] r5:849aeb8c r4:849ae800 [ 1338.235878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.236020][ T32] r7:dddced80 r6:83018000 r5:849aeb8c r4:8558c880 [ 1338.236088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.236199][ T32] r10:61c88647 r9:855b6000 r8:8558c8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.236245][ T32] r4:8558c880 [ 1338.236283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.236387][ T32] r10:00000000 r9:8558c880 r8:80287e08 r7:eb715e60 r6:85656780 r5:855b6000 [ 1338.236476][ T32] r4:00000001 [ 1338.236540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.236680][ T32] Exception stack(0xeb72dfb0 to 0xeb72dff8) [ 1338.236793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.236861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.236930][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.237012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.237074][ T32] r4:855712c0 [ 1338.238453][ T32] INFO: task kworker/0:330:5186 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.238607][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.238885][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.239003][ T32] Call trace: [ 1338.239115][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.239284][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.239352][ T32] r4:00000000 [ 1338.239404][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.239520][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.239600][ T32] 9d20: 97607000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.239719][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.239801][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.239872][ T32] r5:80070113 r4:80239bb0 [ 1338.239920][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.240009][ T32] r4:82ac21e4 [ 1338.240053][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.240161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.240229][ T32] r4:eaf29dc0 [ 1338.240284][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.240403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.240461][ T32] r4:00000000 [ 1338.240500][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.240611][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.240672][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.240796][ T32] r5:00001000 r4:dfd17000 [ 1338.240848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.240955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.241070][ T32] r5:852bd78c r4:852bd400 [ 1338.241123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.241243][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.241298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.241432][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.241490][ T32] r4:8530ac00 [ 1338.241533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.241653][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.241718][ T32] r4:00000001 [ 1338.241785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.241884][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.241956][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.242040][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.242155][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.242264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.242334][ T32] r4:852cfa40 [ 1338.242386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.242487][ T32] INFO: task kworker/0:331:5187 blocked for more than 464 seconds. [ 1338.242616][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.242700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.242806][ T32] task:kworker/0:331 state:D stack:0 pid:5187 tgid:5187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.242999][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.243133][ T32] Call trace: [ 1338.243198][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.243299][ T32] r10:8291a684 r9:eb73dd84 r8:00000002 r7:60000113 r6:eb73dd8c r5:855b4800 [ 1338.243371][ T32] r4:855b4800 [ 1338.243423][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.243538][ T32] r5:855b4800 r4:8291a680 [ 1338.243614][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.243714][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.243828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 [ 1338.243914][ T32] r4:00000000 [ 1338.244025][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.244135][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.269880][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.270121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85571540 [ 1338.270191][ T32] r4:00000000 [ 1338.270251][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.270401][ T32] r9:83018005 r8:855b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1338.270469][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.270588][ T32] r5:00001000 r4:eb643000 [ 1338.270716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.270985][ T32] r5:849adb8c r4:849ad800 [ 1338.271045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.271168][ T32] r7:dddced80 r6:83018000 r5:849adb8c r4:8558c900 [ 1338.271256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.271386][ T32] r10:61c88647 r9:855b4800 r8:8558c92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.271449][ T32] r4:8558c900 [ 1338.271537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.271669][ T32] r10:00000000 r9:8558c900 r8:80287e08 r7:eb72de60 r6:85656800 r5:855b4800 [ 1338.271731][ T32] r4:00000001 [ 1338.271831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.272032][ T32] Exception stack(0xeb73dfb0 to 0xeb73dff8) [ 1338.272209][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.272337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.272418][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.272497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.272592][ T32] r4:855712c0 [ 1338.274007][ T32] INFO: task kworker/0:331:5187 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.274105][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.288933][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.289118][ T32] Call trace: [ 1338.289248][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.289392][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.289462][ T32] r4:00000000 [ 1338.289519][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.289653][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.289732][ T32] 9d20: 97b79000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.289821][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.289886][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.290000][ T32] r5:80070113 r4:80239bb0 [ 1338.290070][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.290179][ T32] r4:82ac21e4 [ 1338.290236][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.290344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.290424][ T32] r4:eaf29dc0 [ 1338.290481][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.290592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.290658][ T32] r4:00000000 [ 1338.290713][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.290878][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.290943][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.291046][ T32] r5:00001000 r4:dfd17000 [ 1338.291099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.291223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.291337][ T32] r5:852bd78c r4:852bd400 [ 1338.291398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.291527][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.291591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.291711][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.291787][ T32] r4:8530ac00 [ 1338.291847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.291979][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.292048][ T32] r4:00000001 [ 1338.292106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.292207][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.292281][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.292363][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.292443][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.292516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.292573][ T32] r4:852cfa40 [ 1338.292633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.292702][ T32] INFO: task kworker/0:332:5189 blocked for more than 464 seconds. [ 1338.292787][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.292853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.292912][ T32] task:kworker/0:332 state:D stack:0 pid:5189 tgid:5189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.293029][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.293164][ T32] Call trace: [ 1338.293298][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.293423][ T32] r10:8291a684 r9:eb7e5d84 r8:00000002 r7:60000013 r6:eb7e5d8c r5:855b0c00 [ 1338.293516][ T32] r4:855b0c00 [ 1338.293658][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.293789][ T32] r5:855b0c00 r4:8291a680 [ 1338.293839][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.293924][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.294016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e5e08 [ 1338.294071][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.318935][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1338.319606][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.320019][ T32] r5:849adf8c r4:849adc00 [ 1338.320077][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.320241][ T32] r7:dddced80 r6:83018000 r5:849adf8c r4:8558c980 [ 1338.320308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.320467][ T32] r10:61c88647 r9:855b0c00 r8:8558c9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.320537][ T32] r4:8558c980 [ 1338.320593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1338.320963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1338.321455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1338.323398][ T32] Call trace: ** 2 printk messages dropped ** [ 1338.323686][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.323944][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 3 printk messages dropped ** [ 1338.338959][ T32] r5:80070113 r4:80239bb0 ** 3 printk messages dropped ** [ 1338.339493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.339554][ T32] r4:eaf29dc0 [ 1338.339612][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.339763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.339831][ T32] r4:00000000 [ 1338.339882][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.340004][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.340069][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.340192][ T32] r5:00001000 r4:dfd17000 [ 1338.340253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.340388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.340513][ T32] r5:852bd78c r4:852bd400 [ 1338.340632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.340766][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.340897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.341032][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.341116][ T32] r4:8530ac00 [ 1338.341182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.341330][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.341392][ T32] r4:00000001 [ 1338.341480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.341608][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.341696][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.341784][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.341862][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.341935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.342035][ T32] r4:852cfa40 [ 1338.342105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.342212][ T32] INFO: task kworker/0:333:5191 blocked for more than 464 seconds. [ 1338.342299][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.342364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.342427][ T32] task:kworker/0:333 state:D stack:0 pid:5191 tgid:5191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.342593][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.342703][ T32] Call trace: [ 1338.342873][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.343010][ T32] r10:8291a684 r9:eb7edd84 r8:00000002 r7:60000013 r6:eb7edd8c r5:855b3000 [ 1338.343151][ T32] r4:855b3000 [ 1338.343230][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.343341][ T32] r5:855b3000 r4:8291a680 [ 1338.343393][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.343527][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.343651][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 [ 1338.343712][ T32] r4:00000000 [ 1338.343778][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.343875][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.343965][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.344085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85571800 [ 1338.344152][ T32] r4:00000000 [ 1338.344240][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.357422][ T32] r9:83018005 r8:855b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1338.357479][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.357645][ T32] r5:00001000 r4:eb681000 [ 1338.357674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.357721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.357844][ T32] r5:849ae38c r4:849ae000 [ 1338.357900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.357958][ T32] r7:dddced80 r6:83018000 r5:849ae38c r4:8558ca00 [ 1338.357980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.358033][ T32] r10:61c88647 r9:855b3000 r8:8558ca2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.358058][ T32] r4:8558ca00 [ 1338.358081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.358133][ T32] r10:00000000 r9:8558ca00 r8:80287e08 r7:eb72de60 r6:85656900 r5:855b3000 [ 1338.358156][ T32] r4:00000001 [ 1338.358176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.358217][ T32] Exception stack(0xeb7edfb0 to 0xeb7edff8) [ 1338.358250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.358311][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.358407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.358443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.358466][ T32] r4:855714c0 [ 1338.359289][ T32] INFO: task kworker/0:333:5191 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.359354][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.359735][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.359828][ T32] Call trace: [ 1338.359868][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.359929][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.359953][ T32] r4:00000000 [ 1338.359986][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.360704][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.360745][ T32] 9d20: 97ee2000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.360778][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.360826][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.361071][ T32] r5:80070113 r4:80239bb0 ** 3 printk messages dropped ** [ 1338.361567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 10 printk messages dropped ** [ 1338.362539][ T32] r5:852bd78c r4:852bd400 ** 6 printk messages dropped ** [ 1338.363066][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 7 printk messages dropped ** [ 1338.363598][ T32] r4:852cfa40 ** 4 printk messages dropped ** [ 1338.363993][ T32] task:kworker/0:334 state:D stack:0 pid:5193 tgid:5193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.364050][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.364094][ T32] Call trace: [ 1338.394895][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.395002][ T32] r10:8291a684 r9:eb7f5d84 r8:00000002 r7:60000113 r6:eb7f5d8c r5:855b6c00 [ 1338.395031][ T32] r4:855b6c00 [ 1338.395055][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.395104][ T32] r5:855b6c00 r4:8291a680 [ 1338.395158][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.395239][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.395474][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f5e08 [ 1338.395503][ T32] r4:00000000 [ 1338.395524][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.395595][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.395642][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.395695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85571980 [ 1338.395720][ T32] r4:00000000 [ 1338.395807][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.395866][ T32] r9:83018005 r8:855b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1338.395889][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.395939][ T32] r5:00001000 r4:eb69d000 [ 1338.395959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.396001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.396080][ T32] r5:849ae78c r4:849ae400 [ 1338.396324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.396536][ T32] r7:dddced80 r6:83018000 r5:849ae78c r4:8558ca80 [ 1338.396561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.396615][ T32] r10:61c88647 r9:855b6c00 r8:8558caac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.396638][ T32] r4:8558ca80 [ 1338.396658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.396711][ T32] r10:00000000 r9:8558ca80 r8:80287e08 r7:eb72de60 r6:85656980 r5:855b6c00 [ 1338.396735][ T32] r4:00000001 [ 1338.396761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.396802][ T32] Exception stack(0xeb7f5fb0 to 0xeb7f5ff8) [ 1338.396864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.396898][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.396926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.396958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.396981][ T32] r4:85571680 [ 1338.397763][ T32] INFO: task kworker/0:334:5193 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.397836][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.397979][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.398028][ T32] Call trace: [ 1338.398060][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.398117][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.398141][ T32] r4:00000000 [ 1338.398160][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.398233][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.398270][ T32] 9d20: 98790000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.398302][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.398349][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.398378][ T32] r5:80070113 r4:80239bb0 [ 1338.398402][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.398447][ T32] r4:82ac21e4 [ 1338.398472][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.398552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.398612][ T32] r4:eaf29dc0 [ 1338.398641][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.398718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.398771][ T32] r4:00000000 [ 1338.398857][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.398918][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.398939][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.399018][ T32] r5:00001000 r4:dfd17000 [ 1338.399075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.399123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.399184][ T32] r5:852bd78c r4:852bd400 [ 1338.399207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.399319][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.399358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.399413][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.399449][ T32] r4:8530ac00 [ 1338.399502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.399558][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.399613][ T32] r4:00000001 [ 1338.399635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.399676][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.399704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.399733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.399775][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.399807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.399830][ T32] r4:852cfa40 [ 1338.399854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.399885][ T32] INFO: task kworker/0:335:5196 blocked for more than 464 seconds. [ 1338.399918][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.399949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.400107][ T32] task:kworker/0:335 state:D stack:0 pid:5196 tgid:5196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.400179][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.400384][ T32] Call trace: [ 1338.400450][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.400505][ T32] r10:8291a684 r9:eb801d84 r8:00000002 r7:60000113 r6:eb801d8c r5:855b8c00 [ 1338.400554][ T32] r4:855b8c00 [ 1338.400609][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.400691][ T32] r5:855b8c00 r4:8291a680 [ 1338.400715][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.400779][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.400868][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 [ 1338.400916][ T32] r4:00000000 [ 1338.400957][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.401068][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.401148][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.401235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85571b80 [ 1338.401285][ T32] r4:00000000 [ 1338.401330][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.401432][ T32] r9:83018005 r8:855b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1338.401479][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.401571][ T32] r5:00001000 r4:eb6d9000 [ 1338.401647][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.401771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.401930][ T32] r5:849aef8c r4:849aec00 [ 1338.402015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.402125][ T32] r7:dddced80 r6:83018000 r5:849aef8c r4:8558cb00 [ 1338.402174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.402282][ T32] r10:61c88647 r9:855b8c00 r8:8558cb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.402332][ T32] r4:8558cb00 [ 1338.402380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.402518][ T32] r10:00000000 r9:8558cb00 r8:80287e08 r7:eb72de60 r6:85656a00 r5:855b8c00 [ 1338.402577][ T32] r4:00000001 [ 1338.402621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.402697][ T32] Exception stack(0xeb801fb0 to 0xeb801ff8) [ 1338.402728][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.402796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.402827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.402859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.402906][ T32] r4:85571880 [ 1338.403559][ T32] INFO: task kworker/0:335:5196 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.403642][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.403811][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.403936][ T32] Call trace: [ 1338.404006][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.404135][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.425028][ T32] r4:00000000 [ 1338.425211][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.425328][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.425408][ T32] 9d20: 98828000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.425482][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.425553][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 3 printk messages dropped ** [ 1338.425867][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1338.426292][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.426654][ T32] r5:00001000 r4:dfd17000 [ 1338.426697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.426827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.426927][ T32] r5:852bd78c r4:852bd400 [ 1338.427043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.427187][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.427270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.427380][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.427463][ T32] r4:8530ac00 [ 1338.427514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.427626][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.427725][ T32] r4:00000001 [ 1338.427783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.427826][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.427855][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.427886][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.427915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.427976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.428019][ T32] r4:852cfa40 [ 1338.428047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.428108][ T32] INFO: task kworker/0:336:5198 blocked for more than 464 seconds. [ 1338.428156][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.428217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.428271][ T32] task:kworker/0:336 state:D stack:0 pid:5198 tgid:5198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.428405][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.428504][ T32] Call trace: [ 1338.428610][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.428723][ T32] r10:8291a684 r9:eb809d84 r8:00000002 r7:60000013 r6:eb809d8c r5:855b8000 [ 1338.428783][ T32] r4:855b8000 [ 1338.428824][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.428924][ T32] r5:855b8000 r4:8291a680 [ 1338.428971][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.429061][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.429157][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb809e08 [ 1338.429234][ T32] r4:00000000 [ 1338.429284][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.429443][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.429539][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.429632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bf340 [ 1338.429686][ T32] r4:00000000 [ 1338.429731][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.429887][ T32] r9:83018005 r8:855b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1338.429952][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.430127][ T32] r5:00001000 r4:eb83d000 [ 1338.430315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.430428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.430538][ T32] r5:849d878c r4:849d8400 [ 1338.430562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.430618][ T32] r7:dddced80 r6:83018000 r5:849d878c r4:8558cb80 [ 1338.430676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.430829][ T32] r10:61c88647 r9:855b8000 r8:8558cbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.430887][ T32] r4:8558cb80 [ 1338.431030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.431144][ T32] r10:00000000 r9:8558cb80 r8:80287e08 r7:eb801e60 r6:85656a80 r5:855b8000 [ 1338.431190][ T32] r4:00000001 [ 1338.431226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.431317][ T32] Exception stack(0xeb809fb0 to 0xeb809ff8) [ 1338.431379][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.431445][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.431543][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.431618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.431670][ T32] r4:85571900 [ 1338.432833][ T32] INFO: task kworker/0:336:5198 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.432925][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.433161][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.433262][ T32] Call trace: [ 1338.433362][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.433490][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.433547][ T32] r4:00000000 [ 1338.433675][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.433751][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.433815][ T32] 9d20: 98828000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.433850][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.434006][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.434038][ T32] r5:80070113 r4:80239bb0 [ 1338.434059][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.434106][ T32] r4:82ac21e4 [ 1338.434126][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.460614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.460727][ T32] r4:eaf29dc0 [ 1338.460774][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.460851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.460879][ T32] r4:00000000 [ 1338.460900][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.460954][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.460978][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.461057][ T32] r5:00001000 r4:dfd17000 [ 1338.461083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.461127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.461174][ T32] r5:852bd78c r4:852bd400 [ 1338.461194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.461276][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.461303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.461355][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.461409][ T32] r4:8530ac00 [ 1338.461433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.461487][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 3 printk messages dropped ** [ 1338.461873][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1338.463079][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1338.463842][ T32] r5:849af38c r4:849af000 [ 1338.463863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.463932][ T32] r7:dddced80 r6:83018000 r5:849af38c r4:8558cc00 [ 1338.464250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.484916][ T32] r10:61c88647 r9:855ba400 r8:8558cc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.484996][ T32] r4:8558cc00 [ 1338.485022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.485107][ T32] r10:00000000 r9:8558cc00 r8:80287e08 r7:eb809e60 r6:85656b00 r5:855ba400 [ 1338.485131][ T32] r4:00000001 [ 1338.485212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.485263][ T32] Exception stack(0xeb80dfb0 to 0xeb80dff8) [ 1338.485296][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.485327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.485356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.485388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.485501][ T32] r4:85571900 [ 1338.486279][ T32] INFO: task kworker/0:337:5199 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.486353][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.486469][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.486522][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.486702][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 10 printk messages dropped ** [ 1338.487503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.487625][ T32] r4:00000000 [ 1338.487649][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.487702][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.487731][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.487784][ T32] r5:00001000 r4:dfd17000 [ 1338.487805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.487892][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.487944][ T32] r5:852bd78c r4:852bd400 [ 1338.487965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.488017][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.488041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.488100][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.488127][ T32] r4:8530ac00 [ 1338.488148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1338.488303][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1338.489114][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1338.490131][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.490874][ T32] r5:849af78c r4:849af400 [ 1338.490921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.491028][ T32] r7:dddced80 r6:83018000 r5:849af78c r4:8558cc80 ** 1 printk messages dropped ** [ 1338.491170][ T32] r10:61c88647 r9:855b9800 r8:8558ccac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.491855][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.492915][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.493194][ T32] 9d20: 98ecc000 ed8b5000 00000001 80239b98 7f3cf000 00000001 ** 10 printk messages dropped ** [ 1338.493650][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.493889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.524971][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.525180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1338.526009][ T32] r4:855bb000 ** 4 printk messages dropped ** [ 1338.526394][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb825e08 ** 7 printk messages dropped ** [ 1338.526962][ T32] r9:83018005 r8:855bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 1338.527428][ T32] r5:849afb8c r4:849af800 ** 1 printk messages dropped ** [ 1338.527689][ T32] r7:dddced80 r6:83018000 r5:849afb8c r4:8558cd00 ** 5 printk messages dropped ** [ 1338.527975][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.528297][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.530085][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.530567][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 6 printk messages dropped ** [ 1338.531163][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.531267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.531383][ T32] r4:eaf29dc0 [ 1338.531435][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.531530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.531579][ T32] r4:00000000 [ 1338.531626][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.531722][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.531776][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.531904][ T32] r5:00001000 r4:dfd17000 [ 1338.531955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.532118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.532219][ T32] r5:852bd78c r4:852bd400 [ 1338.532260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.532362][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.532411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.532510][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.532557][ T32] r4:8530ac00 [ 1338.532602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.532728][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.532857][ T32] r4:00000001 [ 1338.532890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.532964][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.533005][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.533066][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.533139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.533206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.533254][ T32] r4:852cfa40 [ 1338.533297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.533350][ T32] INFO: task kworker/0:340:5205 blocked for more than 465 seconds. [ 1338.533404][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.533609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.533676][ T32] task:kworker/0:340 state:D stack:0 pid:5205 tgid:5205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.533789][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.533884][ T32] Call trace: [ 1338.533951][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.534093][ T32] r10:8291a684 r9:eb835d84 r8:00000002 r7:60000013 r6:eb835d8c r5:855bd400 [ 1338.560211][ T32] r4:855bd400 [ 1338.560717][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.560819][ T32] r5:855bd400 r4:8291a680 [ 1338.560883][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.560935][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.560983][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb835e08 [ 1338.561006][ T32] r4:00000000 [ 1338.561059][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.561126][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.561205][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.561299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85652b40 [ 1338.561595][ T32] r4:00000000 [ 1338.561638][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.561695][ T32] r9:83018005 r8:855bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1338.561748][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.561806][ T32] r5:00001000 r4:eb821000 [ 1338.562331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.562383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.562449][ T32] r5:849aff8c r4:849afc00 [ 1338.562476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.562562][ T32] r7:dddced80 r6:83018000 r5:849aff8c r4:8558cd80 [ 1338.562775][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.562887][ T32] r10:61c88647 r9:855bd400 r8:8558cdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.562957][ T32] r4:8558cd80 [ 1338.562985][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.563044][ T32] r10:00000000 r9:8558cd80 r8:80287e08 r7:eb809e60 r6:85656c80 r5:855bd400 [ 1338.563128][ T32] r4:00000001 [ 1338.563158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1338.563295][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.573143][ T32] Call trace: ** 2 printk messages dropped ** [ 1338.573276][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.573493][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 7 printk messages dropped ** [ 1338.573786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 11 printk messages dropped ** [ 1338.580141][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.580723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.581241][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.581661][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.582826][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.583193][ T32] r5:849d838c r4:849d8000 [ 1338.583313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1338.583767][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.599270][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.600500][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 ** 2 printk messages dropped ** [ 1338.600617][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.600653][ T32] 9d20: 9a13f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.600686][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.600714][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.600746][ T32] r5:80070113 r4:80239bb0 [ 1338.600768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.600846][ T32] r4:82ac21e4 [ 1338.600873][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.600947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.601072][ T32] r4:eaf29dc0 [ 1338.601095][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.601178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.601204][ T32] r4:00000000 [ 1338.601346][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.601402][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.601425][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.601473][ T32] r5:00001000 r4:dfd17000 [ 1338.601494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.601535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.601611][ T32] r5:852bd78c r4:852bd400 [ 1338.601920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.601982][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.602007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.602074][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.602101][ T32] r4:8530ac00 [ 1338.602121][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.602172][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.602195][ T32] r4:00000001 [ 1338.602227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.602274][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.602323][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.602400][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.602431][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.602477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.602505][ T32] r4:852cfa40 [ 1338.602527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.602777][ T32] INFO: task kworker/0:342:5210 blocked for more than 465 seconds. [ 1338.602848][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.602878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.602901][ T32] task:kworker/0:342 state:D stack:0 pid:5210 tgid:5210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.602989][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.603056][ T32] Call trace: [ 1338.603087][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.603141][ T32] r10:8291a684 r9:eb859d84 r8:00000002 r7:60000113 r6:eb859d8c r5:855bec00 [ 1338.603163][ T32] r4:855bec00 [ 1338.603184][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.603229][ T32] r5:855bec00 r4:8291a680 [ 1338.603250][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.603292][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.603340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb859e08 [ 1338.603363][ T32] r4:00000000 [ 1338.603584][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.603629][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.603997][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.604050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bf580 [ 1338.604074][ T32] r4:00000000 [ 1338.604109][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.604175][ T32] r9:83018005 r8:855bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1338.604199][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.604388][ T32] r5:00001000 r4:eb855000 ** 2 printk messages dropped ** [ 1338.626817][ T32] r5:849d8f8c r4:849d8c00 [ 1338.626901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.627040][ T32] r7:dddced80 r6:83018000 r5:849d8f8c r4:8558ce80 [ 1338.627106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1338.627483][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.627830][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.629470][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.629967][ T32] 9d20: 9a377000 ed8b5000 00000001 80239b98 7f3cf000 00000001 ** 9 printk messages dropped ** [ 1338.630623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 12 printk messages dropped ** [ 1338.631571][ T32] r4:8530ac00 ** 4 printk messages dropped ** [ 1338.632062][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 4 printk messages dropped ** [ 1338.632388][ T32] r4:852cfa40 ** 5 printk messages dropped ** [ 1338.632972][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.633595][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1338.651715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bf440 [ 1338.651842][ T32] r4:00000000 [ 1338.651900][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.652035][ T32] r9:83018005 r8:84a24800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1338.652098][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.652272][ T32] r5:00001000 r4:eb849000 [ 1338.652330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.652420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.652518][ T32] r5:849d8b8c r4:849d8800 [ 1338.652583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.652723][ T32] r7:dddced80 r6:83018000 r5:849d8b8c r4:8558cf00 [ 1338.652782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.652893][ T32] r10:61c88647 r9:84a24800 r8:8558cf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.652978][ T32] r4:8558cf00 [ 1338.653106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.653220][ T32] r10:00000000 r9:8558cf00 r8:80287e08 r7:eb859e60 r6:85656e00 r5:84a24800 [ 1338.653273][ T32] r4:00000001 [ 1338.653320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.653425][ T32] Exception stack(0xeb861fb0 to 0xeb861ff8) [ 1338.653495][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.653614][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.653683][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.653764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.653817][ T32] r4:854bf1c0 [ 1338.670972][ T32] INFO: task kworker/0:343:5212 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.671245][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.671412][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.671580][ T32] Call trace: [ 1338.672091][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.672405][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.672496][ T32] r4:00000000 [ 1338.672628][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.672911][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.673092][ T32] 9d20: 9a624000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.673190][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.673265][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.673356][ T32] r5:80070113 r4:80239bb0 [ 1338.673438][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.673560][ T32] r4:82ac21e4 [ 1338.673623][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.673732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.673804][ T32] r4:eaf29dc0 [ 1338.673854][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.673962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.674019][ T32] r4:00000000 [ 1338.674066][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.690597][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.690831][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.691002][ T32] r5:00001000 r4:dfd17000 [ 1338.691112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.691225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.691347][ T32] r5:852bd78c r4:852bd400 [ 1338.691531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.691862][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.691924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.692071][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.692128][ T32] r4:8530ac00 [ 1338.692172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.692280][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.692329][ T32] r4:00000001 [ 1338.692372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.692451][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.692567][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.692757][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.692860][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.692985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.693114][ T32] r4:852cfa40 [ 1338.693219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.693335][ T32] INFO: task kworker/0:344:5214 blocked for more than 465 seconds. [ 1338.693431][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.693531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.693639][ T32] task:kworker/0:344 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.693856][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.694231][ T32] Call trace: [ 1338.712353][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.712538][ T32] r10:8291a684 r9:eb355d84 r8:00000002 r7:60000113 r6:eb355d8c r5:855bc800 [ 1338.712596][ T32] r4:855bc800 [ 1338.712639][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.712727][ T32] r5:855bc800 r4:8291a680 [ 1338.712791][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.712927][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.713023][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb355e08 [ 1338.713069][ T32] r4:00000000 [ 1338.713116][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.713196][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.713291][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.713381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bfb00 [ 1338.713451][ T32] r4:00000000 [ 1338.713498][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.713599][ T32] r9:83018005 r8:855bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1338.713750][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.713853][ T32] r5:00001000 r4:e0543000 [ 1338.713973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.714065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.714153][ T32] r5:849d9f8c r4:849d9c00 [ 1338.714197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.714298][ T32] r7:dddced80 r6:83018000 r5:849d9f8c r4:8558cf80 [ 1338.725297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.725606][ T32] r10:61c88647 r9:855bc800 r8:8558cfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.725690][ T32] r4:8558cf80 [ 1338.726068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.726200][ T32] r10:00000000 r9:8558cf80 r8:80287e08 r7:eb859e60 r6:85656e80 r5:855bc800 [ 1338.726257][ T32] r4:00000001 [ 1338.726299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.726390][ T32] Exception stack(0xeb355fb0 to 0xeb355ff8) [ 1338.726642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.726731][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.726889][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.727077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.727145][ T32] r4:854bf1c0 [ 1338.728617][ T32] INFO: task kworker/0:344:5214 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.728821][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.728998][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.729121][ T32] Call trace: [ 1338.729257][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.729462][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.729516][ T32] r4:00000000 [ 1338.729584][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.729670][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.729729][ T32] 9d20: 9a8b4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.729835][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.730016][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.730081][ T32] r5:80070113 r4:80239bb0 [ 1338.730124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.730407][ T32] r4:82ac21e4 [ 1338.730519][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.730618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.730665][ T32] r4:eaf29dc0 [ 1338.730775][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.730877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.730923][ T32] r4:00000000 [ 1338.730964][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.731065][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.731217][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.731314][ T32] r5:00001000 r4:dfd17000 [ 1338.731410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.731622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.731734][ T32] r5:852bd78c r4:852bd400 [ 1338.731839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.731945][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.732122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.732255][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.732359][ T32] r4:8530ac00 [ 1338.732472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.732573][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.732620][ T32] r4:00000001 [ 1338.732660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.732760][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.732829][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.732889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.732942][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.733177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.733287][ T32] r4:852cfa40 [ 1338.733339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.733421][ T32] INFO: task kworker/0:345:5215 blocked for more than 465 seconds. [ 1338.733603][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.733705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.733764][ T32] task:kworker/0:345 state:D stack:0 pid:5215 tgid:5215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.733888][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.734182][ T32] Call trace: [ 1338.759023][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.759217][ T32] r10:8291a684 r9:eb4ddd84 r8:00000002 r7:60000113 r6:eb4ddd8c r5:855b1800 [ 1338.759305][ T32] r4:855b1800 [ 1338.759437][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.759550][ T32] r5:855b1800 r4:8291a680 [ 1338.759596][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.759714][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.760331][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4dde08 [ 1338.760437][ T32] r4:00000000 [ 1338.760508][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.760591][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.760677][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.760782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bf6c0 [ 1338.760831][ T32] r4:00000000 [ 1338.760908][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.761109][ T32] r9:83018005 r8:855b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 1338.761168][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.761267][ T32] r5:00001000 r4:dfa6b000 [ 1338.761403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.761577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.761681][ T32] r5:849d938c r4:849d9000 [ 1338.761752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.761869][ T32] r7:dddced80 r6:83018000 r5:849d938c r4:854ca000 [ 1338.761920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.762029][ T32] r10:61c88647 r9:855b1800 r8:854ca02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.762084][ T32] r4:854ca000 [ 1338.762283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.762413][ T32] r10:00000000 r9:854ca000 r8:80287e08 r7:eb355e60 r6:85656f00 r5:855b1800 [ 1338.762500][ T32] r4:00000001 [ 1338.762556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.762653][ T32] Exception stack(0xeb4ddfb0 to 0xeb4ddff8) [ 1338.762831][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.762923][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.762980][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.763044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.763129][ T32] r4:854bf1c0 [ 1338.793795][ T32] INFO: task kworker/0:345:5215 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.794038][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.805988][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.806205][ T32] Call trace: [ 1338.806382][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.806510][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.806687][ T32] r4:00000000 [ 1338.806780][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.806881][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.806985][ T32] 9d20: 9b196000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.807110][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.807233][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.807458][ T32] r5:80070113 r4:80239bb0 [ 1338.807519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.807619][ T32] r4:82ac21e4 [ 1338.807687][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.807884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.807958][ T32] r4:eaf29dc0 [ 1338.808011][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.808122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.808235][ T32] r4:00000000 [ 1338.808295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.808414][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.808584][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.808708][ T32] r5:00001000 r4:dfd17000 [ 1338.808766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.808857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.808942][ T32] r5:852bd78c r4:852bd400 [ 1338.808979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.809074][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.809116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.809207][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.809254][ T32] r4:8530ac00 [ 1338.809294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.809389][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.809446][ T32] r4:00000001 [ 1338.809489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.809569][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.809653][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.810194][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.810282][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.810351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.810404][ T32] r4:852cfa40 [ 1338.810459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.810523][ T32] INFO: task kworker/0:346:5218 blocked for more than 465 seconds. [ 1338.810615][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.810789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.810866][ T32] task:kworker/0:346 state:D stack:0 pid:5218 tgid:5218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.811306][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.811396][ T32] Call trace: [ 1338.811462][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.811568][ T32] r10:8291a684 r9:eb7a5d84 r8:00000002 r7:60000013 r6:eb7a5d8c r5:855c1800 [ 1338.811620][ T32] r4:855c1800 [ 1338.811681][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.811803][ T32] r5:855c1800 r4:8291a680 [ 1338.811931][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.812050][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.812236][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [ 1338.812525][ T32] r4:00000000 [ 1338.812588][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.812671][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.812757][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.812904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bf840 [ 1338.812953][ T32] r4:00000000 [ 1338.812993][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.813088][ T32] r9:83018005 r8:855c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1338.813134][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.813219][ T32] r5:00001000 r4:dfae3000 [ 1338.813265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.813354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.813450][ T32] r5:849d978c r4:849d9400 [ 1338.813496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.813597][ T32] r7:dddced80 r6:83018000 r5:849d978c r4:854ca080 [ 1338.813663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.813788][ T32] r10:61c88647 r9:855c1800 r8:854ca0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.813840][ T32] r4:854ca080 [ 1338.813887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.814019][ T32] r10:00000000 r9:854ca080 r8:80287e08 r7:eb355e60 r6:85656f80 r5:855c1800 [ 1338.814087][ T32] r4:00000001 [ 1338.814217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.835249][ T32] Exception stack(0xeb7a5fb0 to 0xeb7a5ff8) [ 1338.835365][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.835434][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.835492][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.835567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.835619][ T32] r4:854bf500 [ 1338.836962][ T32] INFO: task kworker/0:346:5218 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.837064][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.837284][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.837485][ T32] Call trace: [ 1338.837557][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.837779][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.837835][ T32] r4:00000000 [ 1338.837875][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.837959][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.838027][ T32] 9d20: 9b32a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.838089][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.838174][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.838247][ T32] r5:80070113 r4:80239bb0 [ 1338.838314][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.838407][ T32] r4:82ac21e4 [ 1338.838449][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.838567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.838655][ T32] r4:eaf29dc0 [ 1338.838710][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.838855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.838911][ T32] r4:00000000 [ 1338.838961][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.839081][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.839136][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.839269][ T32] r5:00001000 r4:dfd17000 [ 1338.839327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.839418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.839515][ T32] r5:852bd78c r4:852bd400 [ 1338.839553][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.839649][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.839695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.839807][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.839851][ T32] r4:8530ac00 [ 1338.839890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.839993][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.840073][ T32] r4:00000001 [ 1338.840138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.840222][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.840285][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.840344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.840401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.840480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.840529][ T32] r4:852cfa40 [ 1338.840573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.840708][ T32] INFO: task kworker/0:347:5220 blocked for more than 465 seconds. [ 1338.840788][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.840838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.840947][ T32] task:kworker/0:347 state:D stack:0 pid:5220 tgid:5220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.841061][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.841167][ T32] Call trace: [ 1338.841230][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.841327][ T32] r10:8291a684 r9:eb6c9d84 r8:00000002 r7:60000013 r6:eb6c9d8c r5:8563a400 [ 1338.841375][ T32] r4:8563a400 [ 1338.841416][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.841502][ T32] r5:8563a400 r4:8291a680 [ 1338.841546][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.841664][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.841767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c9e08 [ 1338.841815][ T32] r4:00000000 [ 1338.841865][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.841939][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.842012][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.842134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bf980 [ 1338.842189][ T32] r4:00000000 [ 1338.842235][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.842342][ T32] r9:83018005 r8:8563a400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1338.842394][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.842496][ T32] r5:00001000 r4:dff0f000 [ 1338.842575][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.842678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.842854][ T32] r5:849d9b8c r4:849d9800 [ 1338.842947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.843077][ T32] r7:dddced80 r6:83018000 r5:849d9b8c r4:854ca100 [ 1338.843176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.843309][ T32] r10:61c88647 r9:8563a400 r8:854ca12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.843367][ T32] r4:854ca100 [ 1338.843413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.843517][ T32] r10:00000000 r9:854ca100 r8:80287e08 r7:eb355e60 r6:854ca180 r5:8563a400 [ 1338.843597][ T32] r4:00000001 [ 1338.843640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.843716][ T32] Exception stack(0xeb6c9fb0 to 0xeb6c9ff8) [ 1338.843787][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.843844][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.843906][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.843975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.844026][ T32] r4:854bf600 [ 1338.868737][ T32] INFO: task kworker/0:347:5220 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.869010][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.869163][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.869284][ T32] Call trace: [ 1338.869378][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.869496][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.869572][ T32] r4:00000000 [ 1338.869672][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.869777][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.869843][ T32] 9d20: 9b6c9000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.869942][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.870018][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.870083][ T32] r5:80070113 r4:80239bb0 [ 1338.870131][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.870225][ T32] r4:82ac21e4 [ 1338.870300][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.870401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.870450][ T32] r4:eaf29dc0 [ 1338.870491][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.870632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.870690][ T32] r4:00000000 [ 1338.870730][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.870864][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.870907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.870994][ T32] r5:00001000 r4:dfd17000 [ 1338.871038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.871126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.871217][ T32] r5:852bd78c r4:852bd400 [ 1338.871262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.871405][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.871489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.871622][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.871706][ T32] r4:8530ac00 [ 1338.871761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.871896][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.871980][ T32] r4:00000001 [ 1338.872075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.872155][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.872247][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.872351][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.872491][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.872580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.872652][ T32] r4:852cfa40 [ 1338.872711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.872783][ T32] INFO: task kworker/0:348:5222 blocked for more than 465 seconds. [ 1338.872851][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.872933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.872984][ T32] task:kworker/0:348 state:D stack:0 pid:5222 tgid:5222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.873118][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.873324][ T32] Call trace: [ 1338.873442][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.873594][ T32] r10:8291a684 r9:eb79dd84 r8:00000002 r7:60000013 r6:eb79dd8c r5:8563e000 [ 1338.873657][ T32] r4:8563e000 [ 1338.873708][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.873816][ T32] r5:8563e000 r4:8291a680 [ 1338.873866][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.873960][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.874068][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 [ 1338.874120][ T32] r4:00000000 [ 1338.874168][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.874249][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.900899][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.901182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bfbc0 [ 1338.901270][ T32] r4:00000000 [ 1338.901322][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.901422][ T32] r9:83018005 r8:8563e000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1338.901467][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.901598][ T32] r5:00001000 r4:e06d9000 [ 1338.901650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.901773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.901877][ T32] r5:849da38c r4:849da000 [ 1338.901961][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.902082][ T32] r7:dddced80 r6:83018000 r5:849da38c r4:854ca200 [ 1338.902128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.902233][ T32] r10:61c88647 r9:8563e000 r8:854ca22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.902283][ T32] r4:854ca200 [ 1338.902327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.902432][ T32] r10:00000000 r9:854ca200 r8:80287e08 r7:eb355e60 r6:854ca280 r5:8563e000 [ 1338.902484][ T32] r4:00000001 [ 1338.902526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.902621][ T32] Exception stack(0xeb79dfb0 to 0xeb79dff8) [ 1338.902691][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.902900][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.903011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.903092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.903145][ T32] r4:854bfac0 [ 1338.908492][ T32] INFO: task kworker/0:348:5222 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.908758][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.908977][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.909217][ T32] Call trace: [ 1338.909356][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.909498][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.909570][ T32] r4:00000000 [ 1338.909645][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.909764][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.909840][ T32] 9d20: 9b92a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.909925][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.910044][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.910114][ T32] r5:80070113 r4:80239bb0 [ 1338.910195][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.910303][ T32] r4:82ac21e4 [ 1338.910380][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.910484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.910540][ T32] r4:eaf29dc0 [ 1338.910583][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.910692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.910784][ T32] r4:00000000 [ 1338.910838][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.910951][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.911005][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.911126][ T32] r5:00001000 r4:dfd17000 [ 1338.911181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.911273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.911365][ T32] r5:852bd78c r4:852bd400 [ 1338.911408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.911535][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.911585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.911687][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.911754][ T32] r4:8530ac00 [ 1338.911805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.911938][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.912001][ T32] r4:00000001 [ 1338.912053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.912177][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.912287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.912364][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.912492][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.912609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.912724][ T32] r4:852cfa40 [ 1338.912797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.912863][ T32] INFO: task kworker/0:349:5223 blocked for more than 465 seconds. [ 1338.912933][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.912990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.913047][ T32] task:kworker/0:349 state:D stack:0 pid:5223 tgid:5223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.913185][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.913309][ T32] Call trace: [ 1338.913422][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.913611][ T32] r10:8291a684 r9:eb6ddd84 r8:00000002 r7:60000113 r6:eb6ddd8c r5:8563ec00 [ 1338.913679][ T32] r4:8563ec00 [ 1338.913725][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.913841][ T32] r5:8563ec00 r4:8291a680 [ 1338.913893][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.913989][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.914116][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6dde08 [ 1338.914248][ T32] r4:00000000 [ 1338.940372][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.940534][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.940695][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.940817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bfdc0 [ 1338.940872][ T32] r4:00000000 [ 1338.940949][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.941084][ T32] r9:83018005 r8:8563ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1338.941138][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.941230][ T32] r5:00001000 r4:e0843000 [ 1338.941360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.941453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.941542][ T32] r5:849da78c r4:849da400 [ 1338.941584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.941684][ T32] r7:dddced80 r6:83018000 r5:849da78c r4:854ca300 [ 1338.941727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.941843][ T32] r10:61c88647 r9:8563ec00 r8:854ca32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.941892][ T32] r4:854ca300 [ 1338.941935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.942068][ T32] r10:00000000 r9:854ca300 r8:80287e08 r7:eb79de60 r6:854ca380 r5:8563ec00 [ 1338.942228][ T32] r4:00000001 [ 1338.942282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.942370][ T32] Exception stack(0xeb6ddfb0 to 0xeb6ddff8) [ 1338.942434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.942495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.942587][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.942654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.942703][ T32] r4:854bfac0 [ 1338.944102][ T32] INFO: task kworker/0:349:5223 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.953617][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.953961][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.954097][ T32] Call trace: [ 1338.954251][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.959219][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1338.959315][ T32] r4:00000000 [ 1338.959369][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.959509][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1338.959600][ T32] 9d20: 9bcf6000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1338.959680][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1338.959760][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1338.959831][ T32] r5:80070113 r4:80239bb0 [ 1338.959890][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.960039][ T32] r4:82ac21e4 [ 1338.960106][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.960227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1338.960314][ T32] r4:eaf29dc0 [ 1338.960413][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.960535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1338.960648][ T32] r4:00000000 [ 1338.960704][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.960818][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.960876][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.960979][ T32] r5:00001000 r4:dfd17000 [ 1338.961033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.961138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.961253][ T32] r5:852bd78c r4:852bd400 [ 1338.961311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.961422][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1338.961486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.961587][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.961639][ T32] r4:8530ac00 [ 1338.961685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.961894][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1338.961957][ T32] r4:00000001 [ 1338.962004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.962097][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1338.962162][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.962238][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.962308][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.962381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.962436][ T32] r4:852cfa40 [ 1338.962494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.962588][ T32] INFO: task kworker/0:350:5226 blocked for more than 465 seconds. [ 1338.962689][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.962799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.962876][ T32] task:kworker/0:350 state:D stack:0 pid:5226 tgid:5226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.963034][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.963135][ T32] Call trace: [ 1338.963209][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.963335][ T32] r10:8291a684 r9:eb875d84 r8:00000002 r7:60000013 r6:eb875d8c r5:8563d400 [ 1338.963408][ T32] r4:8563d400 [ 1338.963467][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.963562][ T32] r5:8563d400 r4:8291a680 [ 1338.963629][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.963723][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.963852][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb875e08 [ 1338.963917][ T32] r4:00000000 [ 1338.963974][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.964055][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.964233][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.979956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9200 [ 1338.980063][ T32] r4:00000000 [ 1338.980122][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.980278][ T32] r9:83018005 r8:8563d400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1338.980374][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.980523][ T32] r5:00001000 r4:eaf8b000 [ 1338.980599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.980718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.980848][ T32] r5:849db38c r4:849db000 [ 1338.980948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.981073][ T32] r7:dddced80 r6:83018000 r5:849db38c r4:854ca400 [ 1338.981128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.981245][ T32] r10:61c88647 r9:8563d400 r8:854ca42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.981309][ T32] r4:854ca400 [ 1338.981369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.981519][ T32] r10:00000000 r9:854ca400 r8:80287e08 r7:eb6dde60 r6:854ca480 r5:8563d400 [ 1338.981609][ T32] r4:00000001 [ 1338.981677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.981802][ T32] Exception stack(0xeb875fb0 to 0xeb875ff8) [ 1338.981892][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.981971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.982051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.982141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.982200][ T32] r4:854bfc40 [ 1338.983596][ T32] INFO: task kworker/0:350:5226 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1338.983732][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.983902][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.984049][ T32] Call trace: [ 1339.004911][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.005260][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.005340][ T32] r4:00000000 [ 1339.005387][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.005482][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.005565][ T32] 9d20: 9c1e1000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.005637][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.005701][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.005782][ T32] r5:80070113 r4:80239bb0 [ 1339.005838][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.005974][ T32] r4:82ac21e4 [ 1339.006033][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.006130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.006184][ T32] r4:eaf29dc0 [ 1339.006238][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.006340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.006424][ T32] r4:00000000 [ 1339.006474][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.006611][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.006692][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.006866][ T32] r5:00001000 r4:dfd17000 [ 1339.006937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.007041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.007139][ T32] r5:852bd78c r4:852bd400 [ 1339.007191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.007330][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.007436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.007559][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.007666][ T32] r4:8530ac00 [ 1339.007725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.007867][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.007936][ T32] r4:00000001 [ 1339.007986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.008072][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.008134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.008226][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.008300][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.008393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.008481][ T32] r4:852cfa40 [ 1339.008547][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.008627][ T32] INFO: task kworker/0:351:5228 blocked for more than 465 seconds. [ 1339.008709][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.008795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.008870][ T32] task:kworker/0:351 state:D stack:0 pid:5228 tgid:5228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.009039][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.009178][ T32] Call trace: [ 1339.009271][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.009417][ T32] r10:8291a684 r9:eb87dd84 r8:00000002 r7:60000113 r6:eb87dd8c r5:8563c800 [ 1339.009492][ T32] r4:8563c800 [ 1339.009545][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.009644][ T32] r5:8563c800 r4:8291a680 [ 1339.009707][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.009830][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.009941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 [ 1339.010009][ T32] r4:00000000 [ 1339.010060][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.010169][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.010262][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.010349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bff00 [ 1339.010396][ T32] r4:00000000 [ 1339.010448][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.010550][ T32] r9:83018005 r8:8563c800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1339.010602][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.010701][ T32] r5:00001000 r4:eac13000 [ 1339.010780][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.010870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.010993][ T32] r5:849dab8c r4:849da800 [ 1339.011056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.011164][ T32] r7:dddced80 r6:83018000 r5:849dab8c r4:854ca500 [ 1339.011209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.011311][ T32] r10:61c88647 r9:8563c800 r8:854ca52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.011362][ T32] r4:854ca500 [ 1339.011406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.011504][ T32] r10:00000000 r9:854ca500 r8:80287e08 r7:eb875e60 r6:854ca580 r5:8563c800 [ 1339.011591][ T32] r4:00000001 [ 1339.011655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.011750][ T32] Exception stack(0xeb87dfb0 to 0xeb87dff8) [ 1339.011835][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.011913][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.011997][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.012103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.012217][ T32] r4:854bfd80 [ 1339.013592][ T32] INFO: task kworker/0:351:5228 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.013687][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.013854][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.014000][ T32] Call trace: [ 1339.014074][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.044994][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.045224][ T32] r4:00000000 [ 1339.045286][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.045450][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.045541][ T32] 9d20: 9c420000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.045614][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.045673][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.045728][ T32] r5:80070113 r4:80239bb0 [ 1339.045790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.045893][ T32] r4:82ac21e4 [ 1339.045945][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.046049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.046129][ T32] r4:eaf29dc0 [ 1339.046185][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.046287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.046342][ T32] r4:00000000 [ 1339.046384][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.046490][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.046539][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.046632][ T32] r5:00001000 r4:dfd17000 [ 1339.046677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.046823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.046931][ T32] r5:852bd78c r4:852bd400 [ 1339.047037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.047157][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.047228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.047337][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.047391][ T32] r4:8530ac00 [ 1339.047436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.047534][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.047586][ T32] r4:00000001 [ 1339.047632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.047765][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.047850][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.047950][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.048022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.048101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.048156][ T32] r4:852cfa40 [ 1339.048210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.048273][ T32] INFO: task kworker/0:352:5229 blocked for more than 465 seconds. [ 1339.048371][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.048432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.048505][ T32] task:kworker/0:352 state:D stack:0 pid:5229 tgid:5229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.048674][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.048816][ T32] Call trace: [ 1339.048911][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.049021][ T32] r10:8291a684 r9:eb885d84 r8:00000002 r7:60000013 r6:eb885d8c r5:855c2400 [ 1339.049073][ T32] r4:855c2400 [ 1339.049135][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.049256][ T32] r5:855c2400 r4:8291a680 [ 1339.049316][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.049418][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.049518][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 [ 1339.049571][ T32] r4:00000000 [ 1339.049619][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.049708][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.049804][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.049929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9040 [ 1339.050001][ T32] r4:00000000 [ 1339.050049][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.050150][ T32] r9:83018005 r8:855c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1339.050198][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.050318][ T32] r5:00001000 r4:eadcd000 [ 1339.050381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.050488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.050587][ T32] r5:849daf8c r4:849dac00 [ 1339.050701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.050856][ T32] r7:dddced80 r6:83018000 r5:849daf8c r4:854ca600 [ 1339.050928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.051046][ T32] r10:61c88647 r9:855c2400 r8:854ca62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.051098][ T32] r4:854ca600 [ 1339.051171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.051311][ T32] r10:00000000 r9:854ca600 r8:80287e08 r7:eb875e60 r6:854a5000 r5:855c2400 [ 1339.051396][ T32] r4:00000001 [ 1339.051457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.051554][ T32] Exception stack(0xeb885fb0 to 0xeb885ff8) [ 1339.051613][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.051677][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.051768][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.051844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.051917][ T32] r4:854bfd80 [ 1339.053289][ T32] INFO: task kworker/0:352:5229 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.053398][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.053584][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.053697][ T32] Call trace: [ 1339.053814][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.053936][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.053995][ T32] r4:00000000 [ 1339.054045][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.054130][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.054250][ T32] 9d20: 9c420000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.077493][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.077612][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.077693][ T32] r5:80070113 r4:80239bb0 [ 1339.077847][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.078015][ T32] r4:82ac21e4 [ 1339.078116][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.078242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.078308][ T32] r4:eaf29dc0 [ 1339.078365][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.078485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.078550][ T32] r4:00000000 [ 1339.078640][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.078821][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.078942][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.079113][ T32] r5:00001000 r4:dfd17000 [ 1339.079189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.079297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.079410][ T32] r5:852bd78c r4:852bd400 [ 1339.079466][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.079594][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.079682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.079827][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.079897][ T32] r4:8530ac00 [ 1339.079953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.080106][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.080184][ T32] r4:00000001 [ 1339.080243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.080352][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.080426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.080506][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.080669][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.080770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.080863][ T32] r4:852cfa40 [ 1339.080936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.081031][ T32] INFO: task kworker/0:353:5232 blocked for more than 465 seconds. [ 1339.081116][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.081180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.081236][ T32] task:kworker/0:353 state:D stack:0 pid:5232 tgid:5232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.081352][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.081446][ T32] Call trace: [ 1339.081515][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.081618][ T32] r10:8291a684 r9:eb88dd84 r8:00000002 r7:60000113 r6:eb88dd8c r5:855c3000 [ 1339.081667][ T32] r4:855c3000 [ 1339.081711][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.081807][ T32] r5:855c3000 r4:8291a680 [ 1339.081874][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.081963][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.082053][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb88de08 [ 1339.082153][ T32] r4:00000000 [ 1339.082203][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.082280][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.082350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.082498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9680 [ 1339.082593][ T32] r4:00000000 [ 1339.082644][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.082736][ T32] r9:83018005 r8:855c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1339.082817][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.082908][ T32] r5:00001000 r4:eb105000 [ 1339.082946][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.083032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.083124][ T32] r5:849dbf8c r4:849dbc00 [ 1339.083170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.083279][ T32] r7:dddced80 r6:83018000 r5:849dbf8c r4:854ca700 [ 1339.083331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.083439][ T32] r10:61c88647 r9:855c3000 r8:854ca72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.083496][ T32] r4:854ca700 [ 1339.083543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.083668][ T32] r10:00000000 r9:854ca700 r8:80287e08 r7:eb875e60 r6:854a5080 r5:855c3000 [ 1339.083759][ T32] r4:00000001 [ 1339.083853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.083934][ T32] Exception stack(0xeb88dfb0 to 0xeb88dff8) [ 1339.084002][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.084077][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.084220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.112065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.112201][ T32] r4:854a9280 [ 1339.113445][ T32] INFO: task kworker/0:353:5232 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.113543][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.113768][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.113981][ T32] Call trace: [ 1339.114061][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.118843][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.119039][ T32] r4:00000000 [ 1339.119099][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.119261][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.119348][ T32] 9d20: 9c8dc000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.119427][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.119497][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.119588][ T32] r5:80070113 r4:80239bb0 [ 1339.119686][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.119815][ T32] r4:82ac21e4 [ 1339.119874][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.119984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.120043][ T32] r4:eaf29dc0 [ 1339.120094][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.120206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.120336][ T32] r4:00000000 [ 1339.120409][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.120588][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.120680][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.120888][ T32] r5:00001000 r4:dfd17000 [ 1339.120961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.121082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.121196][ T32] r5:852bd78c r4:852bd400 [ 1339.121252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.121376][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.121433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.121573][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.121639][ T32] r4:8530ac00 [ 1339.121727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.121889][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.121994][ T32] r4:00000001 [ 1339.122106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.122259][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.122341][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.122419][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.122493][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.122608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.122673][ T32] r4:852cfa40 [ 1339.122770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.122918][ T32] INFO: task kworker/0:354:5234 blocked for more than 465 seconds. [ 1339.122996][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.123080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.123198][ T32] task:kworker/0:354 state:D stack:0 pid:5234 tgid:5234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.123372][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.123475][ T32] Call trace: [ 1339.123621][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.123737][ T32] r10:8291a684 r9:eb895d84 r8:00000002 r7:60000013 r6:eb895d8c r5:855c0000 [ 1339.123802][ T32] r4:855c0000 [ 1339.123852][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.123964][ T32] r5:855c0000 r4:8291a680 [ 1339.124018][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.124116][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.150126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 [ 1339.150335][ T32] r4:00000000 [ 1339.150396][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.150532][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.150680][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.150876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9100 [ 1339.150943][ T32] r4:00000000 [ 1339.151061][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.151189][ T32] r9:83018005 r8:855c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1339.151270][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.151386][ T32] r5:00001000 r4:eafdd000 [ 1339.151441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.151599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.151726][ T32] r5:849db78c r4:849db400 [ 1339.151795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.151915][ T32] r7:dddced80 r6:83018000 r5:849db78c r4:854ca680 [ 1339.151970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.152090][ T32] r10:61c88647 r9:855c0000 r8:854ca6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.152232][ T32] r4:854ca680 [ 1339.152296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.152418][ T32] r10:00000000 r9:854ca680 r8:80287e08 r7:eb88de60 r6:854a5100 r5:855c0000 [ 1339.152476][ T32] r4:00000001 [ 1339.152607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.152747][ T32] Exception stack(0xeb895fb0 to 0xeb895ff8) [ 1339.152869][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.152975][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.153055][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.153135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.153324][ T32] r4:854a9300 [ 1339.159564][ T32] INFO: task kworker/0:354:5234 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.159822][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.160085][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.160314][ T32] Call trace: [ 1339.160482][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.160770][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.160850][ T32] r4:00000000 [ 1339.160941][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.161089][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.161182][ T32] 9d20: 9cb6e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.161289][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.161370][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.161476][ T32] r5:80070113 r4:80239bb0 [ 1339.161554][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.161667][ T32] r4:82ac21e4 [ 1339.161746][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.161869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.161935][ T32] r4:eaf29dc0 [ 1339.161987][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.162151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.162332][ T32] r4:00000000 [ 1339.162436][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.162565][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.162627][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.162736][ T32] r5:00001000 r4:dfd17000 [ 1339.162824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.162926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.163035][ T32] r5:852bd78c r4:852bd400 [ 1339.163090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.163247][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.163312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.163472][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.163542][ T32] r4:8530ac00 [ 1339.163614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.163818][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.163891][ T32] r4:00000001 [ 1339.163946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.164039][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.164115][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.185128][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.185345][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.185435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.185501][ T32] r4:852cfa40 [ 1339.185617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.185730][ T32] INFO: task kworker/0:355:5236 blocked for more than 465 seconds. [ 1339.185818][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.185879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.185937][ T32] task:kworker/0:355 state:D stack:0 pid:5236 tgid:5236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.186079][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.186240][ T32] Call trace: [ 1339.186369][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.186502][ T32] r10:8291a684 r9:eb89dd84 r8:00000002 r7:60000013 r6:eb89dd8c r5:855c3c00 [ 1339.186564][ T32] r4:855c3c00 [ 1339.186638][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.186890][ T32] r5:855c3c00 r4:8291a680 [ 1339.186956][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.187055][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.187187][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb89de08 [ 1339.187254][ T32] r4:00000000 [ 1339.187302][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.187397][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.187513][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.187631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9540 [ 1339.187685][ T32] r4:00000000 [ 1339.187758][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.187887][ T32] r9:83018005 r8:855c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1339.187964][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.188077][ T32] r5:00001000 r4:eb0d3000 [ 1339.188131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.188233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.188339][ T32] r5:849dbb8c r4:849db800 [ 1339.188392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.188533][ T32] r7:dddced80 r6:83018000 r5:849dbb8c r4:854ca780 [ 1339.188597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.188728][ T32] r10:61c88647 r9:855c3c00 r8:854ca7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.188801][ T32] r4:854ca780 [ 1339.188855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.189001][ T32] r10:00000000 r9:854ca780 r8:80287e08 r7:eb88de60 r6:854a5180 r5:855c3c00 [ 1339.189070][ T32] r4:00000001 [ 1339.189118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.189239][ T32] Exception stack(0xeb89dfb0 to 0xeb89dff8) [ 1339.189342][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.189422][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.189503][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.189587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.189645][ T32] r4:854a9180 [ 1339.191058][ T32] INFO: task kworker/0:355:5236 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.191156][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.191323][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.191435][ T32] Call trace: [ 1339.191541][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.191667][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.191784][ T32] r4:00000000 [ 1339.191850][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.191954][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.192038][ T32] 9d20: 9cdb4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.192115][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.192183][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.192245][ T32] r5:80070113 r4:80239bb0 [ 1339.192296][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.192431][ T32] r4:82ac21e4 [ 1339.192493][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.192603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.192667][ T32] r4:eaf29dc0 [ 1339.192745][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.192851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.192907][ T32] r4:00000000 [ 1339.192960][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.193073][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.193132][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.193235][ T32] r5:00001000 r4:dfd17000 [ 1339.193348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.193482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.193624][ T32] r5:852bd78c r4:852bd400 [ 1339.193682][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.193814][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.193874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.194010][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.194073][ T32] r4:8530ac00 [ 1339.194126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.218931][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.219033][ T32] r4:00000001 [ 1339.219097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.219246][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.219328][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.219408][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.219497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.219670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.219755][ T32] r4:852cfa40 [ 1339.219830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.219923][ T32] INFO: task kworker/0:356:5238 blocked for more than 465 seconds. [ 1339.220033][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.220101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.220175][ T32] task:kworker/0:356 state:D stack:0 pid:5238 tgid:5238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.220337][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.220494][ T32] Call trace: [ 1339.220578][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.220702][ T32] r10:8291a684 r9:eb8a5d84 r8:00000002 r7:60000113 r6:eb8a5d8c r5:855c4800 [ 1339.220821][ T32] r4:855c4800 [ 1339.220888][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.221018][ T32] r5:855c4800 r4:8291a680 [ 1339.221079][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.221174][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.221299][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a5e08 [ 1339.221362][ T32] r4:00000000 [ 1339.221413][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.221502][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.221626][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.221748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9f40 [ 1339.221811][ T32] r4:00000000 [ 1339.221864][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.221988][ T32] r9:83018005 r8:855c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1339.222050][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.222156][ T32] r5:00001000 r4:eb503000 [ 1339.222209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.222326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.222433][ T32] r5:849ddb8c r4:849dd800 [ 1339.222485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.222597][ T32] r7:dddced80 r6:83018000 r5:849ddb8c r4:854ca800 [ 1339.222696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.222841][ T32] r10:61c88647 r9:855c4800 r8:854ca82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.222900][ T32] r4:854ca800 [ 1339.222941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.223052][ T32] r10:00000000 r9:854ca800 r8:80287e08 r7:eb88de60 r6:854a5200 r5:855c4800 [ 1339.223109][ T32] r4:00000001 [ 1339.223179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.223289][ T32] Exception stack(0xeb8a5fb0 to 0xeb8a5ff8) [ 1339.223362][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.223433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.223518][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.223594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.223649][ T32] r4:854a93c0 [ 1339.245798][ T32] INFO: task kworker/0:356:5238 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.246073][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.246288][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.246447][ T32] Call trace: [ 1339.246528][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.246661][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.246719][ T32] r4:00000000 [ 1339.246809][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.246931][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.247013][ T32] 9d20: 9d047000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.247091][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.247170][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.247240][ T32] r5:80070113 r4:80239bb0 [ 1339.247290][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.247391][ T32] r4:82ac21e4 [ 1339.247438][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.247553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.247616][ T32] r4:eaf29dc0 [ 1339.247657][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.247788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.247847][ T32] r4:00000000 [ 1339.247919][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.248031][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.248084][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.248187][ T32] r5:00001000 r4:dfd17000 [ 1339.248236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.248326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.248458][ T32] r5:852bd78c r4:852bd400 [ 1339.248517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.248636][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.248691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.248822][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.248875][ T32] r4:8530ac00 [ 1339.248919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.249028][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.249081][ T32] r4:00000001 [ 1339.249142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.249234][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.249301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.249367][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.249447][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.249562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.249638][ T32] r4:852cfa40 [ 1339.249710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.249845][ T32] INFO: task kworker/0:357:5240 blocked for more than 465 seconds. [ 1339.249932][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.249987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.250033][ T32] task:kworker/0:357 state:D stack:0 pid:5240 tgid:5240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.250137][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.250265][ T32] Call trace: [ 1339.250355][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.250463][ T32] r10:8291a684 r9:eb8add84 r8:00000002 r7:60000113 r6:eb8add8c r5:855c5400 [ 1339.250520][ T32] r4:855c5400 [ 1339.250593][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.250700][ T32] r5:855c5400 r4:8291a680 [ 1339.250779][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.250872][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.250983][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 [ 1339.251047][ T32] r4:00000000 [ 1339.251096][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.251178][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.251263][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.251364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a97c0 [ 1339.251437][ T32] r4:00000000 [ 1339.251498][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.251603][ T32] r9:83018005 r8:855c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1339.251668][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.251779][ T32] r5:00001000 r4:eb2ad000 [ 1339.251826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.251913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.252008][ T32] r5:849dc38c r4:849dc000 [ 1339.252055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.252160][ T32] r7:dddced80 r6:83018000 r5:849dc38c r4:854ca880 [ 1339.252221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.252334][ T32] r10:61c88647 r9:855c5400 r8:854ca8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.252388][ T32] r4:854ca880 [ 1339.252433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.252574][ T32] r10:00000000 r9:854ca880 r8:80287e08 r7:eb8a5e60 r6:854a5280 r5:855c5400 [ 1339.252638][ T32] r4:00000001 [ 1339.252685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.252793][ T32] Exception stack(0xeb8adfb0 to 0xeb8adff8) [ 1339.252874][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.252944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.253009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.253098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.253174][ T32] r4:854a9500 [ 1339.282673][ T32] INFO: task kworker/0:357:5240 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.282965][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.283155][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.283290][ T32] Call trace: [ 1339.283395][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.283538][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.283616][ T32] r4:00000000 [ 1339.283672][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.283794][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.283907][ T32] 9d20: 9d20d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.283985][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.284064][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.284129][ T32] r5:80070113 r4:80239bb0 [ 1339.294920][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.295261][ T32] r4:82ac21e4 [ 1339.295325][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.295433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.295493][ T32] r4:eaf29dc0 [ 1339.295560][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.295679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.295737][ T32] r4:00000000 [ 1339.295830][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.295963][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.296019][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.296124][ T32] r5:00001000 r4:dfd17000 [ 1339.296175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.296270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.296389][ T32] r5:852bd78c r4:852bd400 [ 1339.296445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.296557][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.296611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.296724][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.296793][ T32] r4:8530ac00 [ 1339.296845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.296958][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.297016][ T32] r4:00000001 [ 1339.297066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.297157][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.297230][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.297321][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.297393][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.297494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.297557][ T32] r4:852cfa40 [ 1339.297616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.297724][ T32] INFO: task kworker/0:358:5242 blocked for more than 465 seconds. [ 1339.297843][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.297910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.297963][ T32] task:kworker/0:358 state:D stack:0 pid:5242 tgid:5242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.298095][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.298197][ T32] Call trace: [ 1339.298292][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.298417][ T32] r10:8291a684 r9:eb8b5d84 r8:00000002 r7:60000113 r6:eb8b5d8c r5:855c6000 [ 1339.298487][ T32] r4:855c6000 [ 1339.298543][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.298672][ T32] r5:855c6000 r4:8291a680 [ 1339.298726][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.298855][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.298961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b5e08 [ 1339.299016][ T32] r4:00000000 [ 1339.299065][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1339.299288][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1339.300048][ T32] r5:849dc78c r4:849dc400 [ 1339.300151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.300461][ T32] r10:61c88647 r9:855c6000 r8:854ca92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.300516][ T32] r4:854ca900 [ 1339.300564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.300670][ T32] r10:00000000 r9:854ca900 r8:80287e08 r7:eb8a5e60 r6:854a5300 r5:855c6000 [ 1339.300726][ T32] r4:00000001 [ 1339.300784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.300889][ T32] Exception stack(0xeb8b5fb0 to 0xeb8b5ff8) [ 1339.300961][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.301034][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.301102][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.301171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.301223][ T32] r4:854a9780 [ 1339.302594][ T32] INFO: task kworker/0:358:5242 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.302714][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.302929][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.303065][ T32] Call trace: [ 1339.303137][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.303265][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.303342][ T32] r4:00000000 [ 1339.303396][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.303489][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.303560][ T32] 9d20: 9d3a6000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.303625][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.303687][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.303773][ T32] r5:80070113 r4:80239bb0 [ 1339.303843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.303979][ T32] r4:82ac21e4 [ 1339.304032][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.304132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.328413][ T32] r4:eaf29dc0 [ 1339.328620][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.328767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.328819][ T32] r4:00000000 [ 1339.328863][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.328995][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.329055][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.329170][ T32] r5:00001000 r4:dfd17000 [ 1339.329223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.329315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.329415][ T32] r5:852bd78c r4:852bd400 [ 1339.329467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.329580][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.329632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.329758][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.329878][ T32] r4:8530ac00 [ 1339.329952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.330075][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.330140][ T32] r4:00000001 [ 1339.330190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.330282][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.330352][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.330441][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.330517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.330586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.330638][ T32] r4:852cfa40 [ 1339.330709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.330810][ T32] INFO: task kworker/0:359:5244 blocked for more than 465 seconds. [ 1339.330904][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.330978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.331035][ T32] task:kworker/0:359 state:D stack:0 pid:5244 tgid:5244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.331217][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.331324][ T32] Call trace: [ 1339.331398][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.331520][ T32] r10:8291a684 r9:eb8bdd84 r8:00000002 r7:60000113 r6:eb8bdd8c r5:855c6c00 [ 1339.331575][ T32] r4:855c6c00 [ 1339.331622][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.331722][ T32] r5:855c6c00 r4:8291a680 [ 1339.331798][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.331897][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.332014][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8bde08 [ 1339.332074][ T32] r4:00000000 [ 1339.332121][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1339.332693][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.333048][ T32] r5:849dcb8c r4:849dc800 [ 1339.333095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.333200][ T32] r7:dddced80 r6:83018000 r5:849dcb8c r4:854ca980 ** 2 printk messages dropped ** [ 1339.333414][ T32] r4:854ca980 ** 5 printk messages dropped ** [ 1339.333991][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.359574][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.360530][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 3 printk messages dropped ** [ 1339.360897][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.361016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.361091][ T32] r4:eaf29dc0 [ 1339.361156][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.361266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.361322][ T32] r4:00000000 [ 1339.361367][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.361481][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.361535][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.361640][ T32] r5:00001000 r4:dfd17000 [ 1339.361694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.361810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.361931][ T32] r5:852bd78c r4:852bd400 [ 1339.361990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.362107][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.362159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.362271][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.362327][ T32] r4:8530ac00 [ 1339.362377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.362491][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.362572][ T32] r4:00000001 [ 1339.362631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.362719][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.362873][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.362960][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.363035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.363108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.363162][ T32] r4:852cfa40 [ 1339.363249][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.363320][ T32] INFO: task kworker/0:360:5246 blocked for more than 465 seconds. [ 1339.363394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.363474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.363532][ T32] task:kworker/0:360 state:D stack:0 pid:5246 tgid:5246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.363642][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.363779][ T32] Call trace: [ 1339.363873][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.363991][ T32] r10:8291a684 r9:eb8c5d84 r8:00000002 r7:60000113 r6:eb8c5d8c r5:855c0c00 [ 1339.364050][ T32] r4:855c0c00 [ 1339.364101][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.382880][ T32] r5:855c0c00 r4:8291a680 [ 1339.383075][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.383210][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.383318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c5e08 [ 1339.383376][ T32] r4:00000000 [ 1339.383456][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.383550][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.383670][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.383824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9bc0 [ 1339.383907][ T32] r4:00000000 [ 1339.383968][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.384085][ T32] r9:83018005 r8:855c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1339.384219][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.389756][ T32] r5:00001000 r4:eb37b000 [ 1339.389836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.390004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.390136][ T32] r5:849dcf8c r4:849dcc00 [ 1339.390195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.390317][ T32] r7:dddced80 r6:83018000 r5:849dcf8c r4:854caa00 [ 1339.390373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.390491][ T32] r10:61c88647 r9:855c0c00 r8:854caa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.390547][ T32] r4:854caa00 [ 1339.390597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.390715][ T32] r10:00000000 r9:854caa00 r8:80287e08 r7:eb8a5e60 r6:854a5400 r5:855c0c00 [ 1339.390835][ T32] r4:00000001 [ 1339.390911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.391012][ T32] Exception stack(0xeb8c5fb0 to 0xeb8c5ff8) [ 1339.391120][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.391356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1339.393074][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.393473][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.393847][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 5 printk messages dropped ** [ 1339.407605][ T32] r4:eaf29dc0 ** 7 printk messages dropped ** [ 1339.408024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.408431][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 7 printk messages dropped ** [ 1339.408822][ T32] r4:852cfa40 ** 1 printk messages dropped ** [ 1339.408894][ T32] INFO: task kworker/0:361:5248 blocked for more than 465 seconds. [ 1339.408928][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.408955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.408978][ T32] task:kworker/0:361 state:D stack:0 pid:5248 tgid:5248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.409050][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.409102][ T32] Call trace: [ 1339.409166][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.409227][ T32] r10:8291a684 r9:eb8cdd84 r8:00000002 r7:60000113 r6:eb8cdd8c r5:856f0c00 [ 1339.409263][ T32] r4:856f0c00 [ 1339.409297][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.409351][ T32] r5:856f0c00 r4:8291a680 [ 1339.409398][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.409446][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.409494][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 [ 1339.409541][ T32] r4:00000000 [ 1339.409574][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.409616][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.409668][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.409719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9cc0 [ 1339.409751][ T32] r4:00000000 [ 1339.409783][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.409847][ T32] r9:83018005 r8:856f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.409875][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.409923][ T32] r5:00001000 r4:eb4c7000 [ 1339.409943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.409987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.410032][ T32] r5:849dd38c r4:849dd000 [ 1339.410052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.410125][ T32] r7:dddced80 r6:83018000 r5:849dd38c r4:854caa80 [ 1339.410203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.410259][ T32] r10:61c88647 r9:856f0c00 r8:854caaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.410309][ T32] r4:854caa80 [ 1339.410371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.410427][ T32] r10:00000000 r9:854caa80 r8:80287e08 r7:eb8a5e60 r6:854a5480 r5:856f0c00 [ 1339.410477][ T32] r4:00000001 [ 1339.410534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.410578][ T32] Exception stack(0xeb8cdfb0 to 0xeb8cdff8) [ 1339.410611][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.410643][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.410670][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.410725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.410803][ T32] r4:854a9940 [ 1339.411565][ T32] INFO: task kworker/0:361:5248 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.411604][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.411706][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.411773][ T32] Call trace: [ 1339.411806][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.411863][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.411910][ T32] r4:00000000 [ 1339.411964][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.412011][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.412043][ T32] 9d20: 9db55000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.412074][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.412101][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.412126][ T32] r5:80070113 r4:80239bb0 [ 1339.412170][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.412218][ T32] r4:82ac21e4 [ 1339.412238][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.412309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.412370][ T32] r4:eaf29dc0 [ 1339.412428][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.412508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.412559][ T32] r4:00000000 [ 1339.412609][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.412664][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.412712][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.412771][ T32] r5:00001000 r4:dfd17000 [ 1339.412793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.412837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.412882][ T32] r5:852bd78c r4:852bd400 [ 1339.412902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.412953][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.412974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.413027][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.413050][ T32] r4:8530ac00 [ 1339.413069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.413133][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.413171][ T32] r4:00000001 [ 1339.413194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.413234][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.413289][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.413348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.413453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.413512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.413539][ T32] r4:852cfa40 [ 1339.413560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.413585][ T32] INFO: task kworker/0:362:5250 blocked for more than 465 seconds. [ 1339.413615][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.413647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.413670][ T32] task:kworker/0:362 state:D stack:0 pid:5250 tgid:5250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.413719][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.413779][ T32] Call trace: [ 1339.413837][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.413895][ T32] r10:8291a684 r9:eb8d5d84 r8:00000002 r7:60000013 r6:eb8d5d8c r5:856f2400 [ 1339.413923][ T32] r4:856f2400 [ 1339.413946][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.413993][ T32] r5:856f2400 r4:8291a680 [ 1339.414013][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.414067][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.414129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d5e08 [ 1339.414225][ T32] r4:00000000 [ 1339.429380][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.429501][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.429568][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.429624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9e00 [ 1339.429673][ T32] r4:00000000 [ 1339.429721][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.429788][ T32] r9:83018005 r8:856f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1339.429813][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.429863][ T32] r5:00001000 r4:eb4e1000 [ 1339.429909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.429956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.430026][ T32] r5:849dd78c r4:849dd400 [ 1339.430055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.430110][ T32] r7:dddced80 r6:83018000 r5:849dd78c r4:854cab00 [ 1339.430132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.430183][ T32] r10:61c88647 r9:856f2400 r8:854cab2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.430206][ T32] r4:854cab00 [ 1339.430226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.430287][ T32] r10:00000000 r9:854cab00 r8:80287e08 r7:eb8a5e60 r6:854a5500 r5:856f2400 [ 1339.430349][ T32] r4:00000001 [ 1339.430374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.430416][ T32] Exception stack(0xeb8d5fb0 to 0xeb8d5ff8) [ 1339.430450][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.430480][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.430556][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.430650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.430680][ T32] r4:854a99c0 [ 1339.431473][ T32] INFO: task kworker/0:362:5250 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.431540][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.431619][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.431668][ T32] Call trace: [ 1339.431699][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.431765][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.431790][ T32] r4:00000000 [ 1339.431811][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.431853][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.431883][ T32] 9d20: 9dcce000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.431940][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.431985][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.432023][ T32] r5:80070113 r4:80239bb0 [ 1339.432068][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.432119][ T32] r4:82ac21e4 [ 1339.432140][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.432187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.432258][ T32] r4:eaf29dc0 [ 1339.432282][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.432328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.432352][ T32] r4:00000000 [ 1339.432397][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.432452][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.432499][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.432576][ T32] r5:00001000 r4:dfd17000 [ 1339.432601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.432645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.432691][ T32] r5:852bd78c r4:852bd400 [ 1339.432712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.432771][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.432793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.432857][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.432914][ T32] r4:8530ac00 [ 1339.432963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.433030][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.433057][ T32] r4:00000001 [ 1339.433077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.433117][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.433146][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.433176][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.433229][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.433288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.433338][ T32] r4:852cfa40 [ 1339.433365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.433407][ T32] INFO: task kworker/0:363:5253 blocked for more than 465 seconds. [ 1339.433548][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.433609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.433634][ T32] task:kworker/0:363 state:D stack:0 pid:5253 tgid:5253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.433703][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.433800][ T32] Call trace: [ 1339.433924][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.433979][ T32] r10:8291a684 r9:eb8e1d84 r8:00000002 r7:60000113 r6:eb8e1d8c r5:856f3000 [ 1339.434042][ T32] r4:856f3000 [ 1339.434068][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.434115][ T32] r5:856f3000 r4:8291a680 [ 1339.434147][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.434253][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.451793][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e1e08 [ 1339.451846][ T32] r4:00000000 [ 1339.451872][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.451958][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.452033][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.452087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85652f40 [ 1339.452112][ T32] r4:00000000 [ 1339.452133][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.452185][ T32] r9:83018005 r8:856f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1339.452207][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.452256][ T32] r5:00001000 r4:eb51f000 [ 1339.452277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.452320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.452379][ T32] r5:849ddf8c r4:849ddc00 [ 1339.452429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.452499][ T32] r7:dddced80 r6:83018000 r5:849ddf8c r4:854cab80 [ 1339.452525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.452603][ T32] r10:61c88647 r9:856f3000 r8:854cabac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.452665][ T32] r4:854cab80 [ 1339.452690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.452749][ T32] r10:00000000 r9:854cab80 r8:80287e08 r7:eb8a5e60 r6:854a5580 r5:856f3000 [ 1339.452775][ T32] r4:00000001 [ 1339.452795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.452837][ T32] Exception stack(0xeb8e1fb0 to 0xeb8e1ff8) [ 1339.452871][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.453020][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.453054][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.453098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.453124][ T32] r4:854a9dc0 [ 1339.453900][ T32] INFO: task kworker/0:363:5253 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.453941][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.454014][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.454098][ T32] Call trace: [ 1339.454132][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.459193][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.459275][ T32] r4:00000000 [ 1339.459300][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.459364][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.459399][ T32] 9d20: 9e1ae000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.459448][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.459502][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.459532][ T32] r5:80070113 r4:80239bb0 [ 1339.459577][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.459629][ T32] r4:82ac21e4 [ 1339.459650][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.459715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.459777][ T32] r4:eaf29dc0 [ 1339.459802][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.459851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.459875][ T32] r4:00000000 [ 1339.459917][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.459972][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.459996][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.460069][ T32] r5:00001000 r4:dfd17000 [ 1339.460094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.460187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.460238][ T32] r5:852bd78c r4:852bd400 [ 1339.460282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.460340][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.460386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.460443][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.460469][ T32] r4:8530ac00 [ 1339.460511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.460575][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.460610][ T32] r4:00000001 [ 1339.460634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.460673][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.460701][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.460745][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.460806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.460843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.460867][ T32] r4:852cfa40 [ 1339.460891][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.460921][ T32] INFO: task kworker/0:364:5255 blocked for more than 465 seconds. [ 1339.460979][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.461032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.461082][ T32] task:kworker/0:364 state:D stack:0 pid:5255 tgid:5255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.461173][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.461219][ T32] Call trace: [ 1339.461250][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.461315][ T32] r10:8291a684 r9:eb8e9d84 r8:00000002 r7:60000113 r6:eb8e9d8c r5:856f4800 [ 1339.461378][ T32] r4:856f4800 [ 1339.461402][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.461451][ T32] r5:856f4800 r4:8291a680 [ 1339.461494][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.461567][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.461621][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e9e08 [ 1339.461646][ T32] r4:00000000 [ 1339.461676][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.461744][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.461793][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.461839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bffc0 [ 1339.461866][ T32] r4:00000000 [ 1339.461886][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.461959][ T32] r9:83018005 r8:856f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.461986][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.462032][ T32] r5:00001000 r4:eb55f000 [ 1339.462051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.462116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.462169][ T32] r5:849de38c r4:849de000 [ 1339.462201][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.462255][ T32] r7:dddced80 r6:83018000 r5:849de38c r4:854cac00 [ 1339.462277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.462327][ T32] r10:61c88647 r9:856f4800 r8:854cac2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.462351][ T32] r4:854cac00 [ 1339.462397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.462453][ T32] r10:00000000 r9:854cac00 r8:80287e08 r7:eb8e1e60 r6:854a5600 r5:856f4800 [ 1339.462478][ T32] r4:00000001 [ 1339.462535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.462579][ T32] Exception stack(0xeb8e9fb0 to 0xeb8e9ff8) [ 1339.462629][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.462663][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.462691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.462766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.462798][ T32] r4:854bf100 [ 1339.463581][ T32] INFO: task kworker/0:364:5255 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.463622][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.463756][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.463819][ T32] Call trace: [ 1339.463888][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.463951][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.463994][ T32] r4:00000000 [ 1339.464043][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.464091][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.464122][ T32] 9d20: 9e1ae000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.464218][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.481685][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.481753][ T32] r5:80070113 r4:80239bb0 [ 1339.481780][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.481848][ T32] r4:82ac21e4 [ 1339.481869][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.481944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.481981][ T32] r4:eaf29dc0 [ 1339.482001][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.482051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.482075][ T32] r4:00000000 [ 1339.482120][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.482199][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.482250][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.482305][ T32] r5:00001000 r4:dfd17000 [ 1339.482327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.482370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.482430][ T32] r5:852bd78c r4:852bd400 [ 1339.482454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.482506][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.482527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.482606][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.482686][ T32] r4:8530ac00 [ 1339.482712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.482804][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.482828][ T32] r4:00000001 [ 1339.482875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.482973][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.483008][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.483039][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.483067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.483121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.483148][ T32] r4:852cfa40 [ 1339.483173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.483203][ T32] INFO: task kworker/0:365:5257 blocked for more than 465 seconds. [ 1339.483236][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.483263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.483286][ T32] task:kworker/0:365 state:D stack:0 pid:5257 tgid:5257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.483347][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.483416][ T32] Call trace: [ 1339.483479][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.483537][ T32] r10:8291a684 r9:eb8f1d84 r8:00000002 r7:60000013 r6:eb8f1d8c r5:856f3c00 [ 1339.483572][ T32] r4:856f3c00 [ 1339.483620][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.483695][ T32] r5:856f3c00 r4:8291a680 [ 1339.483745][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.483812][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.483863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f1e08 [ 1339.483887][ T32] r4:00000000 [ 1339.483914][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.483955][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.483992][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.484038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854806c0 [ 1339.484085][ T32] r4:00000000 [ 1339.484131][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.484244][ T32] r9:83018005 r8:856f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1339.489627][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.489728][ T32] r5:00001000 r4:eb7a7000 [ 1339.489785][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.489837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.489887][ T32] r5:849df78c r4:849df400 [ 1339.489908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.489961][ T32] r7:dddced80 r6:83018000 r5:849df78c r4:854cac80 [ 1339.489994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.490050][ T32] r10:61c88647 r9:856f3c00 r8:854cacac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.490074][ T32] r4:854cac80 [ 1339.490116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.490173][ T32] r10:00000000 r9:854cac80 r8:80287e08 r7:eb8e9e60 r6:854a5680 r5:856f3c00 [ 1339.490197][ T32] r4:00000001 [ 1339.490216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.490257][ T32] Exception stack(0xeb8f1fb0 to 0xeb8f1ff8) [ 1339.490301][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.490337][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.490390][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.490449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.490498][ T32] r4:854bf100 [ 1339.491323][ T32] INFO: task kworker/0:365:5257 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.491372][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.491463][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.491574][ T32] Call trace: [ 1339.491743][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.491819][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.491843][ T32] r4:00000000 [ 1339.491888][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.491938][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.491970][ T32] 9d20: 9e588000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.492002][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.492031][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.492059][ T32] r5:80070113 r4:80239bb0 [ 1339.492105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.492179][ T32] r4:82ac21e4 [ 1339.492205][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.492254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.492276][ T32] r4:eaf29dc0 [ 1339.492297][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.492343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.492366][ T32] r4:00000000 [ 1339.492386][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.492437][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.492464][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.492511][ T32] r5:00001000 r4:dfd17000 [ 1339.492532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.492575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.492642][ T32] r5:852bd78c r4:852bd400 [ 1339.492686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.492795][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.492823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.492902][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.492928][ T32] r4:8530ac00 [ 1339.492964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.493020][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.493044][ T32] r4:00000001 [ 1339.493063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.493104][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.493156][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.493191][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.493247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.493282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.493304][ T32] r4:852cfa40 [ 1339.493343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.493390][ T32] INFO: task kworker/0:366:5258 blocked for more than 466 seconds. [ 1339.493475][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.493557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.493649][ T32] task:kworker/0:366 state:D stack:0 pid:5258 tgid:5258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.493724][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.493808][ T32] Call trace: [ 1339.493844][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.493898][ T32] r10:8291a684 r9:eb8f5d84 r8:00000002 r7:60000113 r6:eb8f5d8c r5:856f1800 [ 1339.493933][ T32] r4:856f1800 [ 1339.493958][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.494012][ T32] r5:856f1800 r4:8291a680 [ 1339.494034][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.494077][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.494123][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f5e08 [ 1339.494147][ T32] r4:00000000 [ 1339.494218][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.512360][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.512469][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.512526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854800c0 [ 1339.512551][ T32] r4:00000000 [ 1339.512596][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.512665][ T32] r9:83018005 r8:856f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1339.512693][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.512770][ T32] r5:00001000 r4:eb573000 [ 1339.512797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.512841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.512888][ T32] r5:849de78c r4:849de400 [ 1339.512909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.512962][ T32] r7:dddced80 r6:83018000 r5:849de78c r4:854cad00 [ 1339.513008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.513064][ T32] r10:61c88647 r9:856f1800 r8:854cad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.513088][ T32] r4:854cad00 [ 1339.513136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.513192][ T32] r10:00000000 r9:854cad00 r8:80287e08 r7:eb8f1e60 r6:854a5700 r5:856f1800 [ 1339.513216][ T32] r4:00000001 [ 1339.513236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.513277][ T32] Exception stack(0xeb8f5fb0 to 0xeb8f5ff8) [ 1339.513311][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.513365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.513398][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.513434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.513481][ T32] r4:854a9fc0 [ 1339.516689][ T32] INFO: task kworker/0:366:5258 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.516778][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.516880][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.516938][ T32] Call trace: [ 1339.516993][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.517059][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.517107][ T32] r4:00000000 [ 1339.517158][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.517233][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.517268][ T32] 9d20: 9e8c9000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.517301][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.517328][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.517354][ T32] r5:80070113 r4:80239bb0 [ 1339.517374][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.517421][ T32] r4:82ac21e4 [ 1339.517442][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.517489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.517513][ T32] r4:eaf29dc0 [ 1339.517545][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.517632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.517659][ T32] r4:00000000 [ 1339.517703][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.517768][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.517792][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.517863][ T32] r5:00001000 r4:dfd17000 [ 1339.517912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.517984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.518052][ T32] r5:852bd78c r4:852bd400 [ 1339.518101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.518159][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.518183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.518246][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.518298][ T32] r4:8530ac00 [ 1339.518323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.518376][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.518428][ T32] r4:00000001 [ 1339.518452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.518493][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.518535][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.518604][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.518636][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.518668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.518691][ T32] r4:852cfa40 [ 1339.518724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.518819][ T32] INFO: task kworker/0:367:5260 blocked for more than 466 seconds. [ 1339.518860][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.518886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.518907][ T32] task:kworker/0:367 state:D stack:0 pid:5260 tgid:5260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.519002][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.519072][ T32] Call trace: [ 1339.519109][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.519185][ T32] r10:8291a684 r9:eb8fdd84 r8:00000002 r7:60000113 r6:eb8fdd8c r5:856f5400 [ 1339.519228][ T32] r4:856f5400 [ 1339.519252][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.519299][ T32] r5:856f5400 r4:8291a680 [ 1339.519319][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.519361][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.519407][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 [ 1339.519454][ T32] r4:00000000 [ 1339.519478][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.519528][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.519594][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.519675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480340 [ 1339.519705][ T32] r4:00000000 [ 1339.519726][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.519792][ T32] r9:83018005 r8:856f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1339.519825][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.519876][ T32] r5:00001000 r4:eb5a1000 [ 1339.519898][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.519940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.519986][ T32] r5:849deb8c r4:849de800 [ 1339.520018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.520095][ T32] r7:dddced80 r6:83018000 r5:849deb8c r4:854cad80 [ 1339.520121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.520173][ T32] r10:61c88647 r9:856f5400 r8:854cadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.520222][ T32] r4:854cad80 [ 1339.520273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.520350][ T32] r10:00000000 r9:854cad80 r8:80287e08 r7:eb8f1e60 r6:854a5780 r5:856f5400 [ 1339.520389][ T32] r4:00000001 [ 1339.520436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.520493][ T32] Exception stack(0xeb8fdfb0 to 0xeb8fdff8) [ 1339.520527][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.520559][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.520586][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.520617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.520658][ T32] r4:85480000 [ 1339.521337][ T32] INFO: task kworker/0:367:5260 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.521376][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.521537][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.521586][ T32] Call trace: [ 1339.521637][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.521697][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.521767][ T32] r4:00000000 [ 1339.521792][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.521835][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.521896][ T32] 9d20: 9e8c9000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.521937][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.521966][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.521991][ T32] r5:80070113 r4:80239bb0 [ 1339.522011][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.522055][ T32] r4:82ac21e4 [ 1339.522076][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.522153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.522180][ T32] r4:eaf29dc0 [ 1339.522200][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.522246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.522269][ T32] r4:00000000 [ 1339.522289][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.522366][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.522393][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.522491][ T32] r5:00001000 r4:dfd17000 [ 1339.522516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.522559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.522633][ T32] r5:852bd78c r4:852bd400 [ 1339.522674][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.522731][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.522800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.522857][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.522880][ T32] r4:8530ac00 [ 1339.522900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.522965][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.522992][ T32] r4:00000001 [ 1339.523013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.523110][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.523144][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.523175][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.523205][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.523265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.523292][ T32] r4:852cfa40 [ 1339.523340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.523396][ T32] INFO: task kworker/1:697:5262 blocked for more than 466 seconds. [ 1339.523464][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.523493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.523514][ T32] task:kworker/1:697 state:D stack:0 pid:5262 tgid:5262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.523561][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.523635][ T32] Call trace: [ 1339.523666][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.523718][ T32] r10:8291a684 r9:eb8f9d84 r8:00000002 r7:60000013 r6:eb8f9d8c r5:856f6c00 [ 1339.523773][ T32] r4:856f6c00 [ 1339.523798][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.523846][ T32] r5:856f6c00 r4:8291a680 [ 1339.523867][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.523908][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.523981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f9e08 [ 1339.524008][ T32] r4:00000000 [ 1339.524027][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.524065][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.524101][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.524205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336480 [ 1339.542202][ T32] r4:00000000 [ 1339.542274][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.542354][ T32] r9:83018205 r8:856f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1339.542382][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.542434][ T32] r5:00001000 r4:ead63000 [ 1339.542456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.542500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.542563][ T32] r5:856a4f8c r4:856a4c00 [ 1339.542589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.542644][ T32] r7:ddde2d80 r6:83018200 r5:856a4f8c r4:854a5800 [ 1339.542683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.542791][ T32] r10:61c88647 r9:856f6c00 r8:854a582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.542833][ T32] r4:854a5800 [ 1339.542863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.542918][ T32] r10:00000000 r9:854a5800 r8:80287e08 r7:eb5c9e60 r6:854a5880 r5:856f6c00 [ 1339.542943][ T32] r4:00000001 [ 1339.542964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.543007][ T32] Exception stack(0xeb8f9fb0 to 0xeb8f9ff8) [ 1339.543040][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.543071][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.543116][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.543152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.543175][ T32] r4:85499000 [ 1339.543930][ T32] INFO: task kworker/1:697:5262 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.543974][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.544046][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.544093][ T32] Call trace: [ 1339.544181][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.554800][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.554852][ T32] r4:00000000 [ 1339.554876][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.554954][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.554995][ T32] 9d20: 9ee94000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.555026][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.555053][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.555080][ T32] r5:80070113 r4:80239bb0 [ 1339.555101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.555173][ T32] r4:82ac21e4 [ 1339.555201][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.555255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.555280][ T32] r4:eaf29dc0 [ 1339.555324][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.555378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.555400][ T32] r4:00000000 [ 1339.555472][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.555601][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.555627][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.555701][ T32] r5:00001000 r4:dfd17000 [ 1339.555737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.555826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.555880][ T32] r5:852bd78c r4:852bd400 [ 1339.555902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.555954][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.556000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.556107][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.556134][ T32] r4:8530ac00 [ 1339.556155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.556235][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.556262][ T32] r4:00000001 [ 1339.556307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.556350][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.556402][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.556437][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.556467][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.556499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.556521][ T32] r4:852cfa40 [ 1339.556545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.556600][ T32] INFO: task kworker/0:368:5265 blocked for more than 466 seconds. [ 1339.556638][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.556667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.556715][ T32] task:kworker/0:368 state:D stack:0 pid:5265 tgid:5265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.556819][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.556905][ T32] Call trace: [ 1339.556966][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.557022][ T32] r10:8291a684 r9:eb909d84 r8:00000002 r7:60000113 r6:eb909d8c r5:856f6000 [ 1339.557060][ T32] r4:856f6000 [ 1339.557084][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.557131][ T32] r5:856f6000 r4:8291a680 [ 1339.557174][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.557221][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.557268][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb909e08 [ 1339.557317][ T32] r4:00000000 [ 1339.557341][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.557380][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.557417][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.557462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480400 [ 1339.557484][ T32] r4:00000000 [ 1339.557505][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.557578][ T32] r9:83018005 r8:856f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1339.557606][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.557674][ T32] r5:00001000 r4:eb75b000 [ 1339.557722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.557776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.557824][ T32] r5:849def8c r4:849dec00 [ 1339.557845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.557893][ T32] r7:dddced80 r6:83018000 r5:849def8c r4:854cae00 [ 1339.557940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.557995][ T32] r10:61c88647 r9:856f6000 r8:854cae2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.558019][ T32] r4:854cae00 [ 1339.558040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.558089][ T32] r10:00000000 r9:854cae00 r8:80287e08 r7:eb8f1e60 r6:854a5900 r5:856f6000 [ 1339.558111][ T32] r4:00000001 [ 1339.558147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.558226][ T32] Exception stack(0xeb909fb0 to 0xeb909ff8) [ 1339.558258][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.558311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.558344][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.558375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.558423][ T32] r4:85480500 [ 1339.559236][ T32] INFO: task kworker/0:368:5265 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.559280][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.559355][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.559405][ T32] Call trace: [ 1339.559460][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.559521][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.559546][ T32] r4:00000000 [ 1339.559589][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.559637][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.559668][ T32] 9d20: 9ee94000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.559723][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.559753][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.559806][ T32] r5:80070113 r4:80239bb0 [ 1339.559832][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.559876][ T32] r4:82ac21e4 [ 1339.559897][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.559944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.559969][ T32] r4:eaf29dc0 [ 1339.560011][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.560062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.560107][ T32] r4:00000000 [ 1339.560131][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.560204][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.560253][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.560324][ T32] r5:00001000 r4:dfd17000 [ 1339.560349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.560393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.560451][ T32] r5:852bd78c r4:852bd400 [ 1339.560498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.560602][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.560629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.560756][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.560847][ T32] r4:8530ac00 [ 1339.560872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.560925][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.560949][ T32] r4:00000001 [ 1339.560970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.561008][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.561061][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.561095][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.561123][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.561153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.561199][ T32] r4:852cfa40 [ 1339.561247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.561278][ T32] INFO: task kworker/0:369:5266 blocked for more than 466 seconds. [ 1339.561308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.561334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.561379][ T32] task:kworker/0:369 state:D stack:0 pid:5266 tgid:5266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.561433][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.561498][ T32] Call trace: [ 1339.561558][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.561612][ T32] r10:8291a684 r9:eb90dd84 r8:00000002 r7:60000013 r6:eb90dd8c r5:855be000 ** 4 printk messages dropped ** [ 1339.561851][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.562506][ T32] r5:00001000 r4:eb76f000 ** 1 printk messages dropped ** [ 1339.562568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.562613][ T32] r5:849df38c r4:849df000 [ 1339.562685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.562785][ T32] r7:dddced80 r6:83018000 r5:849df38c r4:854caf00 ** 1 printk messages dropped ** [ 1339.562874][ T32] r10:61c88647 r9:855be000 r8:854caf2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.563489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1339.592168][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.592459][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 1 printk messages dropped ** [ 1339.592569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.592649][ T32] r4:82ac21e4 [ 1339.592688][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.592790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.592850][ T32] r4:eaf29dc0 [ 1339.592941][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.593031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.593077][ T32] r4:00000000 [ 1339.593114][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.593199][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.593241][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.593327][ T32] r5:00001000 r4:dfd17000 [ 1339.593364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.593444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.593525][ T32] r5:852bd78c r4:852bd400 [ 1339.593589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.593682][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.593728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.593826][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.593870][ T32] r4:8530ac00 [ 1339.593906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.593990][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.594034][ T32] r4:00000001 [ 1339.594087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.608758][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.608981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.609040][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.609091][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.609151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.609218][ T32] r4:852cfa40 [ 1339.609273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.609326][ T32] INFO: task kworker/0:370:5268 blocked for more than 466 seconds. [ 1339.609385][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.609428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.609468][ T32] task:kworker/0:370 state:D stack:0 pid:5268 tgid:5268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.609612][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.609713][ T32] Call trace: [ 1339.609782][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.609919][ T32] r10:8291a684 r9:eb915d84 r8:00000002 r7:60000013 r6:eb915d8c r5:856f8c00 [ 1339.609968][ T32] r4:856f8c00 [ 1339.610044][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.610135][ T32] r5:856f8c00 r4:8291a680 [ 1339.610175][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.610249][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.610328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 [ 1339.610380][ T32] r4:00000000 [ 1339.610432][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.610503][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.610600][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.610689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480a40 [ 1339.610768][ T32] r4:00000000 [ 1339.610816][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.610906][ T32] r9:83018005 r8:856f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1339.610947][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.611047][ T32] r5:00001000 r4:eb931000 [ 1339.611119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.611197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.611275][ T32] r5:856c038c r4:856c0000 [ 1339.611315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.611430][ T32] r7:dddced80 r6:83018000 r5:856c038c r4:854cae80 [ 1339.611483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.611569][ T32] r10:61c88647 r9:856f8c00 r8:854caeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.611648][ T32] r4:854cae80 [ 1339.611691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.611790][ T32] r10:00000000 r9:854cae80 r8:80287e08 r7:eb8f1e60 r6:854a5a00 r5:856f8c00 [ 1339.611834][ T32] r4:00000001 [ 1339.611868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.611953][ T32] Exception stack(0xeb915fb0 to 0xeb915ff8) [ 1339.612027][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.612087][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.612139][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.612221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.612296][ T32] r4:85480600 [ 1339.613424][ T32] INFO: task kworker/0:370:5268 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.613522][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.613634][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.613712][ T32] Call trace: [ 1339.613802][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.613905][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.613947][ T32] r4:00000000 [ 1339.614000][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.614081][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.614151][ T32] 9d20: 9f3d8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.614289][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.624828][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.624947][ T32] r5:80070113 r4:80239bb0 [ 1339.624989][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.625094][ T32] r4:82ac21e4 [ 1339.625134][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.625217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.625259][ T32] r4:eaf29dc0 [ 1339.625295][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.625378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.625457][ T32] r4:00000000 [ 1339.625501][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.625588][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.625628][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.625710][ T32] r5:00001000 r4:dfd17000 [ 1339.625747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.625861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.625952][ T32] r5:852bd78c r4:852bd400 [ 1339.625990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.626080][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.626119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.626223][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.626270][ T32] r4:8530ac00 [ 1339.626325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.626440][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.626485][ T32] r4:00000001 [ 1339.626548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.626643][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.626725][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.626832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.626895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.626954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.627034][ T32] r4:852cfa40 [ 1339.627087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.627155][ T32] INFO: task kworker/0:371:5270 blocked for more than 466 seconds. [ 1339.627213][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.627259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.627327][ T32] task:kworker/0:371 state:D stack:0 pid:5270 tgid:5270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.627442][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.627544][ T32] Call trace: [ 1339.627604][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.627697][ T32] r10:8291a684 r9:eb91dd84 r8:00000002 r7:60000113 r6:eb91dd8c r5:856f8000 [ 1339.627739][ T32] r4:856f8000 [ 1339.627787][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.627868][ T32] r5:856f8000 r4:8291a680 [ 1339.627906][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.627977][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.628076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb91de08 [ 1339.628133][ T32] r4:00000000 [ 1339.628196][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.628324][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.628394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.628475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480840 [ 1339.628559][ T32] r4:00000000 [ 1339.628603][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.628687][ T32] r9:83018005 r8:856f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1339.628727][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.628809][ T32] r5:00001000 r4:eb869000 [ 1339.628846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.628916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.628993][ T32] r5:849dfb8c r4:849df800 [ 1339.629050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.629145][ T32] r7:dddced80 r6:83018000 r5:849dfb8c r4:854caf80 [ 1339.629185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.629274][ T32] r10:61c88647 r9:856f8000 r8:854cafac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.629317][ T32] r4:854caf80 [ 1339.629366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.629452][ T32] r10:00000000 r9:854caf80 r8:80287e08 r7:eb915e60 r6:854a5a80 r5:856f8000 [ 1339.629495][ T32] r4:00000001 [ 1339.629531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.629596][ T32] Exception stack(0xeb91dfb0 to 0xeb91dff8) [ 1339.629646][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.629698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.629769][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.629829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.629898][ T32] r4:85480380 [ 1339.631085][ T32] INFO: task kworker/0:371:5270 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.631154][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.631319][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.631402][ T32] Call trace: [ 1339.631515][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.631615][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.631659][ T32] r4:00000000 [ 1339.631697][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.631779][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.631862][ T32] 9d20: 9f3d8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.631945][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.632000][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.632076][ T32] r5:80070113 r4:80239bb0 [ 1339.632137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.632218][ T32] r4:82ac21e4 [ 1339.632283][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.632403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.632459][ T32] r4:eaf29dc0 [ 1339.632506][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.632586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.632628][ T32] r4:00000000 [ 1339.632664][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.632744][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.632792][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.632897][ T32] r5:00001000 r4:dfd17000 [ 1339.632951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.633031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.633110][ T32] r5:852bd78c r4:852bd400 [ 1339.633147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.633258][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.633303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.633390][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.633432][ T32] r4:8530ac00 [ 1339.633468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.633582][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.633628][ T32] r4:00000001 [ 1339.633663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.633730][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.633787][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.633841][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.633915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.633975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.634017][ T32] r4:852cfa40 [ 1339.634062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.634125][ T32] INFO: task kworker/0:372:5273 blocked for more than 466 seconds. [ 1339.656579][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.656680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.656732][ T32] task:kworker/0:372 state:D stack:0 pid:5273 tgid:5273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.656859][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.656966][ T32] Call trace: [ 1339.657084][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.657190][ T32] r10:8291a684 r9:eb939d84 r8:00000002 r7:60000113 r6:eb939d8c r5:856f9800 [ 1339.657263][ T32] r4:856f9800 [ 1339.657316][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.657397][ T32] r5:856f9800 r4:8291a680 [ 1339.657441][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.657514][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.657593][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb939e08 [ 1339.657646][ T32] r4:00000000 [ 1339.657704][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.657785][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.657857][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.657935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480940 [ 1339.657978][ T32] r4:00000000 [ 1339.658017][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.658120][ T32] r9:83018005 r8:856f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1339.658166][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.658246][ T32] r5:00001000 r4:eb925000 [ 1339.658330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.658417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.658522][ T32] r5:849dff8c r4:849dfc00 [ 1339.658591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.658732][ T32] r7:dddced80 r6:83018000 r5:849dff8c r4:85477000 [ 1339.658803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.658926][ T32] r10:61c88647 r9:856f9800 r8:8547702c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.658975][ T32] r4:85477000 [ 1339.659039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.659145][ T32] r10:00000000 r9:85477000 r8:80287e08 r7:eb915e60 r6:854a5b00 r5:856f9800 [ 1339.659193][ T32] r4:00000001 [ 1339.659229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.659301][ T32] Exception stack(0xeb939fb0 to 0xeb939ff8) [ 1339.659367][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.659424][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.659498][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.659566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.659621][ T32] r4:85480740 [ 1339.660806][ T32] INFO: task kworker/0:372:5273 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.660871][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.660971][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.661052][ T32] Call trace: [ 1339.661140][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.661243][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.661302][ T32] r4:00000000 [ 1339.661346][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.661432][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.661505][ T32] 9d20: 9f68d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.661619][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.661683][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.661730][ T32] r5:80070113 r4:80239bb0 [ 1339.661775][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.661856][ T32] r4:82ac21e4 [ 1339.661894][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.661978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.662020][ T32] r4:eaf29dc0 [ 1339.662060][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.662138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.662179][ T32] r4:00000000 [ 1339.662217][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.662316][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.662371][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.662450][ T32] r5:00001000 r4:dfd17000 [ 1339.662488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.662561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.662657][ T32] r5:852bd78c r4:852bd400 [ 1339.662695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.662818][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.662862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.662953][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.663011][ T32] r4:8530ac00 [ 1339.663056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.663144][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.663198][ T32] r4:00000001 [ 1339.663238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.663304][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.663354][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.663407][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.663455][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.663511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.663553][ T32] r4:852cfa40 [ 1339.663606][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.663664][ T32] INFO: task kworker/0:373:5276 blocked for more than 466 seconds. [ 1339.663716][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.663759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.663815][ T32] task:kworker/0:373 state:D stack:0 pid:5276 tgid:5276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.663915][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.664017][ T32] Call trace: [ 1339.664080][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.664170][ T32] r10:8291a684 r9:eb955d84 r8:00000002 r7:60000013 r6:eb955d8c r5:856fb000 [ 1339.685039][ T32] r4:856fb000 [ 1339.685205][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.685325][ T32] r5:856fb000 r4:8291a680 [ 1339.685365][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.685439][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.685539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb955e08 [ 1339.685587][ T32] r4:00000000 [ 1339.685624][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.685690][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.685827][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.685936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480b80 [ 1339.686011][ T32] r4:00000000 [ 1339.686100][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.686222][ T32] r9:83018005 r8:856fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1339.686268][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.686352][ T32] r5:00001000 r4:eb941000 [ 1339.686429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.686516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.686622][ T32] r5:856c078c r4:856c0400 [ 1339.686692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.686821][ T32] r7:dddced80 r6:83018000 r5:856c078c r4:85477080 [ 1339.686877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.686969][ T32] r10:61c88647 r9:856fb000 r8:854770ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.687011][ T32] r4:85477080 [ 1339.687056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.687198][ T32] r10:00000000 r9:85477080 r8:80287e08 r7:eb915e60 r6:854a5b80 r5:856fb000 [ 1339.687298][ T32] r4:00000001 [ 1339.687343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.687416][ T32] Exception stack(0xeb955fb0 to 0xeb955ff8) [ 1339.687498][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.687576][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.687633][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.687704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.687749][ T32] r4:854807c0 [ 1339.688910][ T32] INFO: task kworker/0:373:5276 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.689001][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.689160][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.689268][ T32] Call trace: [ 1339.689331][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.689424][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.689473][ T32] r4:00000000 [ 1339.689512][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.689585][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.689638][ T32] 9d20: 9f90c000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.689692][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.689775][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.689849][ T32] r5:80070113 r4:80239bb0 [ 1339.689967][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.690058][ T32] r4:82ac21e4 [ 1339.690112][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.690197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.690266][ T32] r4:eaf29dc0 [ 1339.690332][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.690417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.690484][ T32] r4:00000000 [ 1339.690527][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.690610][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.690675][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.690811][ T32] r5:00001000 r4:dfd17000 [ 1339.690885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.690966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.691051][ T32] r5:852bd78c r4:852bd400 [ 1339.691109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.691233][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.691319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.691441][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.691488][ T32] r4:8530ac00 [ 1339.691525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.691641][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.691745][ T32] r4:00000001 [ 1339.691819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.691894][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.691944][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.692001][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.692060][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.692115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.692156][ T32] r4:852cfa40 [ 1339.692198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.692291][ T32] INFO: task kworker/0:374:5277 blocked for more than 466 seconds. [ 1339.692410][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.692467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.692537][ T32] task:kworker/0:374 state:D stack:0 pid:5277 tgid:5277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.692671][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.692788][ T32] Call trace: [ 1339.692876][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.692986][ T32] r10:8291a684 r9:eb959d84 r8:00000002 r7:60000113 r6:eb959d8c r5:856fc800 [ 1339.693035][ T32] r4:856fc800 [ 1339.693074][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.693159][ T32] r5:856fc800 r4:8291a680 [ 1339.693228][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.693315][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.693452][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb959e08 [ 1339.693509][ T32] r4:00000000 [ 1339.693544][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.693614][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.693698][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.693791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480d00 [ 1339.693833][ T32] r4:00000000 [ 1339.693869][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.693964][ T32] r9:83018005 r8:856fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1339.694008][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.694116][ T32] r5:00001000 r4:eb94d000 [ 1339.694158][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.723898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.724243][ T32] r5:856c0b8c r4:856c0800 [ 1339.725081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.725213][ T32] r7:dddced80 r6:83018000 r5:856c0b8c r4:85477100 [ 1339.725272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.725369][ T32] r10:61c88647 r9:856fc800 r8:8547712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.725438][ T32] r4:85477100 [ 1339.725481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.725586][ T32] r10:00000000 r9:85477100 r8:80287e08 r7:eb955e60 r6:854a5c00 r5:856fc800 [ 1339.725666][ T32] r4:00000001 [ 1339.725709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.725816][ T32] Exception stack(0xeb959fb0 to 0xeb959ff8) [ 1339.725878][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.725933][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.726018][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.726089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.726130][ T32] r4:854807c0 [ 1339.727388][ T32] INFO: task kworker/0:374:5277 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.727507][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.727702][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.727872][ T32] Call trace: [ 1339.727980][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.728091][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.728142][ T32] r4:00000000 [ 1339.728178][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.728269][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.728383][ T32] 9d20: 9fba3000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.728443][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.728490][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.728533][ T32] r5:80070113 r4:80239bb0 [ 1339.728602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.728691][ T32] r4:82ac21e4 [ 1339.728729][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.728857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.728904][ T32] r4:eaf29dc0 [ 1339.728941][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.729023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.729066][ T32] r4:00000000 [ 1339.729121][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.729210][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.729265][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.729351][ T32] r5:00001000 r4:dfd17000 [ 1339.729389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.729460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.729536][ T32] r5:852bd78c r4:852bd400 [ 1339.729571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.729672][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.729725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.729820][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.729866][ T32] r4:8530ac00 [ 1339.729904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.729989][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.730032][ T32] r4:00000001 [ 1339.730067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.730133][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.730180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.730231][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.730299][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.730362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.730417][ T32] r4:852cfa40 [ 1339.730480][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.730546][ T32] INFO: task kworker/0:375:5279 blocked for more than 466 seconds. [ 1339.730604][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.730650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.730688][ T32] task:kworker/0:375 state:D stack:0 pid:5279 tgid:5279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.730821][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.730903][ T32] Call trace: [ 1339.731015][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.731112][ T32] r10:8291a684 r9:eb965d84 r8:00000002 r7:60000113 r6:eb965d8c r5:856fa400 [ 1339.731155][ T32] r4:856fa400 [ 1339.731219][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.731314][ T32] r5:856fa400 r4:8291a680 [ 1339.731356][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.731432][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.731536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 [ 1339.731583][ T32] r4:00000000 [ 1339.731618][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.731699][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.731774][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.731881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480e80 [ 1339.731938][ T32] r4:00000000 [ 1339.731975][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.732057][ T32] r9:83018005 r8:856fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1339.732097][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.732192][ T32] r5:00001000 r4:eb961000 [ 1339.732232][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.732302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.732379][ T32] r5:856c0f8c r4:856c0c00 [ 1339.732416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.732497][ T32] r7:dddced80 r6:83018000 r5:856c0f8c r4:85477180 [ 1339.732561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.732652][ T32] r10:61c88647 r9:856fa400 r8:854771ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.732718][ T32] r4:85477180 [ 1339.732764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.732850][ T32] r10:00000000 r9:85477180 r8:80287e08 r7:eb959e60 r6:854a5c80 r5:856fa400 [ 1339.732892][ T32] r4:00000001 [ 1339.732929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.732997][ T32] Exception stack(0xeb965fb0 to 0xeb965ff8) [ 1339.733048][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.733100][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.733150][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.733202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.733240][ T32] r4:85480b00 [ 1339.733924][ T32] INFO: task kworker/0:375:5279 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.734018][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.734198][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.765102][ T32] Call trace: [ 1339.765187][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.765376][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.765430][ T32] r4:00000000 [ 1339.765522][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.765612][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.765672][ T32] 9d20: a00b2000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.765727][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.765785][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.765832][ T32] r5:80070113 r4:80239bb0 [ 1339.765871][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.765950][ T32] r4:82ac21e4 [ 1339.766004][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.766101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.766148][ T32] r4:eaf29dc0 [ 1339.766185][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.766268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.766309][ T32] r4:00000000 [ 1339.766345][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.766432][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.766475][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.766576][ T32] r5:00001000 r4:dfd17000 [ 1339.766624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.766701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.766812][ T32] r5:852bd78c r4:852bd400 [ 1339.766881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.766998][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.767063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.767156][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.767223][ T32] r4:8530ac00 [ 1339.767296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.767390][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.767461][ T32] r4:00000001 [ 1339.767529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.767602][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.767652][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.767709][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.767768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.767823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.767865][ T32] r4:852cfa40 [ 1339.767907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.767984][ T32] INFO: task kworker/0:376:5281 blocked for more than 466 seconds. [ 1339.768043][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.768106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.768154][ T32] task:kworker/0:376 state:D stack:0 pid:5281 tgid:5281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.768246][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.768320][ T32] Call trace: [ 1339.768375][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.768464][ T32] r10:8291a684 r9:eb975d84 r8:00000002 r7:60000113 r6:eb975d8c r5:856fe000 [ 1339.768507][ T32] r4:856fe000 [ 1339.768545][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.768687][ T32] r5:856fe000 r4:8291a680 [ 1339.768730][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.768813][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.768892][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb975e08 [ 1339.768933][ T32] r4:00000000 [ 1339.768969][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.769036][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.769120][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.769202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480fc0 [ 1339.769245][ T32] r4:00000000 [ 1339.769279][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.769359][ T32] r9:83018005 r8:856fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1339.769399][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.769476][ T32] r5:00001000 r4:eb96d000 [ 1339.769514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.769585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.769662][ T32] r5:856c138c r4:856c1000 [ 1339.769728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.769822][ T32] r7:dddced80 r6:83018000 r5:856c138c r4:85477200 [ 1339.769859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.769972][ T32] r10:61c88647 r9:856fe000 r8:8547722c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.770021][ T32] r4:85477200 [ 1339.770057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.770141][ T32] r10:00000000 r9:85477200 r8:80287e08 r7:eb965e60 r6:854a5d00 r5:856fe000 [ 1339.770182][ T32] r4:00000001 [ 1339.770232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.770302][ T32] Exception stack(0xeb975fb0 to 0xeb975ff8) [ 1339.770369][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.770426][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.770507][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.770578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.770621][ T32] r4:85480c80 [ 1339.771764][ T32] INFO: task kworker/0:376:5281 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.771831][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.771932][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.772042][ T32] Call trace: [ 1339.772122][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.772224][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.772269][ T32] r4:00000000 [ 1339.772320][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.772402][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.772485][ T32] 9d20: a00b2000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.772545][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.772593][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.772670][ T32] r5:80070113 r4:80239bb0 [ 1339.772726][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.772813][ T32] r4:82ac21e4 [ 1339.772876][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.772990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.773049][ T32] r4:eaf29dc0 [ 1339.773085][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.773165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.773207][ T32] r4:00000000 [ 1339.773258][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.773397][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.773477][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.773562][ T32] r5:00001000 r4:dfd17000 [ 1339.773601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.773704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.773807][ T32] r5:852bd78c r4:852bd400 [ 1339.773850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.773940][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.773995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.774089][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.774132][ T32] r4:8530ac00 [ 1339.802139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.802432][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.802484][ T32] r4:00000001 [ 1339.802525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.802614][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.802675][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.802774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.802836][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.802894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.802936][ T32] r4:852cfa40 [ 1339.802981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.803039][ T32] INFO: task kworker/0:377:5282 blocked for more than 466 seconds. [ 1339.803134][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.803225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.803282][ T32] task:kworker/0:377 state:D stack:0 pid:5282 tgid:5282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.803386][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.803493][ T32] Call trace: [ 1339.803596][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.803697][ T32] r10:8291a684 r9:eb981d84 r8:00000002 r7:60000113 r6:eb981d8c r5:856fec00 [ 1339.803742][ T32] r4:856fec00 [ 1339.803785][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.803866][ T32] r5:856fec00 r4:8291a680 [ 1339.803905][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.803983][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.804143][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb981e08 [ 1339.804696][ T32] r4:00000000 [ 1339.804797][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.804891][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.804969][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.805057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556d680 [ 1339.805101][ T32] r4:00000000 [ 1339.805140][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.805233][ T32] r9:83018005 r8:856fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1339.805276][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.805400][ T32] r5:00001000 r4:eb98d000 [ 1339.805448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.805527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.805612][ T32] r5:856c1b8c r4:856c1800 [ 1339.805652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.805766][ T32] r7:dddced80 r6:83018000 r5:856c1b8c r4:85477280 [ 1339.805814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.805957][ T32] r10:61c88647 r9:856fec00 r8:854772ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.806039][ T32] r4:85477280 [ 1339.806145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.806242][ T32] r10:00000000 r9:85477280 r8:80287e08 r7:eb975e60 r6:854a5d80 r5:856fec00 [ 1339.806286][ T32] r4:00000001 [ 1339.806326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.806434][ T32] Exception stack(0xeb981fb0 to 0xeb981ff8) [ 1339.806497][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.806553][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.806606][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.806664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.806707][ T32] r4:85480c80 [ 1339.808021][ T32] INFO: task kworker/0:377:5282 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.808207][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.808367][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.808533][ T32] Call trace: [ 1339.808594][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.808729][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.808829][ T32] r4:00000000 [ 1339.808947][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.809066][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.809129][ T32] 9d20: a0319000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.809219][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.809275][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.809339][ T32] r5:80070113 r4:80239bb0 [ 1339.809384][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.809497][ T32] r4:82ac21e4 [ 1339.809540][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.809625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.809699][ T32] r4:eaf29dc0 [ 1339.809775][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.809866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.809911][ T32] r4:00000000 [ 1339.809983][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.810169][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.810217][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.810301][ T32] r5:00001000 r4:dfd17000 [ 1339.810341][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.810417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.810530][ T32] r5:852bd78c r4:852bd400 [ 1339.810573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.810667][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.810710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.810867][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.810917][ T32] r4:8530ac00 [ 1339.810958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.811144][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.811210][ T32] r4:00000001 [ 1339.811247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.811318][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.811371][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.811426][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.811549][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.811733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.811827][ T32] r4:852cfa40 [ 1339.811875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.811929][ T32] INFO: task kworker/0:378:5284 blocked for more than 466 seconds. [ 1339.811989][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.812194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.812248][ T32] task:kworker/0:378 state:D stack:0 pid:5284 tgid:5284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.812336][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.812503][ T32] Call trace: [ 1339.812648][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.812817][ T32] r10:8291a684 r9:eb991d84 r8:00000002 r7:60000113 r6:eb991d8c r5:856fd400 [ 1339.812911][ T32] r4:856fd400 [ 1339.813006][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.813104][ T32] r5:856fd400 r4:8291a680 [ 1339.813353][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.813452][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.813542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb991e08 [ 1339.813878][ T32] r4:00000000 [ 1339.813933][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1339.814235][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1339.839348][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.839883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.839969][ T32] r5:856c178c r4:856c1400 [ 1339.840012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.840135][ T32] r7:dddced80 r6:83018000 r5:856c178c r4:85477300 [ 1339.840181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.840301][ T32] r10:61c88647 r9:856fd400 r8:8547732c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.840351][ T32] r4:85477300 [ 1339.840391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.840487][ T32] r10:00000000 r9:85477300 r8:80287e08 r7:eb981e60 r6:854a5e00 r5:856fd400 [ 1339.840539][ T32] r4:00000001 [ 1339.840578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.840671][ T32] Exception stack(0xeb991fb0 to 0xeb991ff8) [ 1339.840761][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.840837][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.840889][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.840949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.840992][ T32] r4:85480e40 [ 1339.842276][ T32] INFO: task kworker/0:378:5284 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.842345][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.842477][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.842590][ T32] Call trace: [ 1339.842678][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.842815][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.842860][ T32] r4:00000000 [ 1339.842917][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.843003][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.843088][ T32] 9d20: a057f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.843151][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.843202][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.843249][ T32] r5:80070113 r4:80239bb0 [ 1339.843317][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.843401][ T32] r4:82ac21e4 [ 1339.843518][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.843609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.843653][ T32] r4:eaf29dc0 [ 1339.843737][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.843862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.843919][ T32] r4:00000000 [ 1339.843959][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.844051][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.844103][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.855066][ T32] r5:00001000 r4:dfd17000 [ 1339.855170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.855290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.855377][ T32] r5:852bd78c r4:852bd400 [ 1339.855416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.855509][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.855551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.855645][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.855689][ T32] r4:8530ac00 [ 1339.855728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.855845][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.855894][ T32] r4:00000001 [ 1339.855934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.856013][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.856113][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.856211][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.856268][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.856325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.856368][ T32] r4:852cfa40 [ 1339.856413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.856480][ T32] INFO: task kworker/0:379:5287 blocked for more than 466 seconds. [ 1339.856540][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.856589][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.856632][ T32] task:kworker/0:379 state:D stack:0 pid:5287 tgid:5287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.856754][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.856886][ T32] Call trace: [ 1339.856990][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.857105][ T32] r10:8291a684 r9:eb9a5d84 r8:00000002 r7:60000113 r6:eb9a5d8c r5:85700c00 [ 1339.857180][ T32] r4:85700c00 [ 1339.857240][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.857354][ T32] r5:85700c00 r4:8291a680 [ 1339.857421][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.857529][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.857633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a5e08 [ 1339.857681][ T32] r4:00000000 [ 1339.857722][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.857799][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.857876][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.858001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461740 [ 1339.858076][ T32] r4:00000000 [ 1339.858147][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.858244][ T32] r9:83018005 r8:85700c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1339.858287][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.858387][ T32] r5:00001000 r4:eb9e5000 [ 1339.858449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.858534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.858643][ T32] r5:856c2f8c r4:856c2c00 [ 1339.858792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.858890][ T32] r7:dddced80 r6:83018000 r5:856c2f8c r4:85477380 [ 1339.858960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.859059][ T32] r10:61c88647 r9:85700c00 r8:854773ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.859102][ T32] r4:85477380 [ 1339.859141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.859245][ T32] r10:00000000 r9:85477380 r8:80287e08 r7:eb981e60 r6:854a5e80 r5:85700c00 [ 1339.859295][ T32] r4:00000001 [ 1339.859359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.859435][ T32] Exception stack(0xeb9a5fb0 to 0xeb9a5ff8) [ 1339.859506][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.859575][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.859676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.859769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.859827][ T32] r4:8556ddc0 [ 1339.861098][ T32] INFO: task kworker/0:379:5287 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.861186][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.861352][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.861491][ T32] Call trace: [ 1339.861555][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.861671][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.861727][ T32] r4:00000000 [ 1339.861788][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.861922][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.862012][ T32] 9d20: a057f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.862078][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.862131][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.862180][ T32] r5:80070113 r4:80239bb0 [ 1339.862221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.862301][ T32] r4:82ac21e4 [ 1339.862340][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.862442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.862491][ T32] r4:eaf29dc0 [ 1339.862529][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.862639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.862723][ T32] r4:00000000 [ 1339.862793][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.862886][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.862928][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.863009][ T32] r5:00001000 r4:dfd17000 [ 1339.863052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.863130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.863214][ T32] r5:852bd78c r4:852bd400 [ 1339.863282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.863407][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1339.863454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.863576][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.863626][ T32] r4:8530ac00 [ 1339.863667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.863759][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1339.863809][ T32] r4:00000001 [ 1339.863877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.863971][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1339.864028][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.864086][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.864171][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.889536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.889640][ T32] r4:852cfa40 [ 1339.889756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.889847][ T32] INFO: task kworker/0:380:5289 blocked for more than 466 seconds. [ 1339.889918][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.889989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.890060][ T32] task:kworker/0:380 state:D stack:0 pid:5289 tgid:5289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.890184][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.890353][ T32] Call trace: [ 1339.890432][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.890551][ T32] r10:8291a684 r9:eb9b5d84 r8:00000002 r7:60000113 r6:eb9b5d8c r5:85700000 [ 1339.890599][ T32] r4:85700000 [ 1339.890681][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.890804][ T32] r5:85700000 r4:8291a680 [ 1339.890847][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.890954][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.891050][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b5e08 [ 1339.891102][ T32] r4:00000000 [ 1339.891145][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.891230][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.891317][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.891419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461040 [ 1339.891491][ T32] r4:00000000 [ 1339.891544][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.891665][ T32] r9:83018005 r8:85700000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1339.891717][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.891834][ T32] r5:00001000 r4:eb99d000 [ 1339.891891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.891987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.892105][ T32] r5:856c1f8c r4:856c1c00 [ 1339.892178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.892300][ T32] r7:dddced80 r6:83018000 r5:856c1f8c r4:85477400 [ 1339.892351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.892457][ T32] r10:61c88647 r9:85700000 r8:8547742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.892509][ T32] r4:85477400 [ 1339.892556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.892664][ T32] r10:00000000 r9:85477400 r8:80287e08 r7:eb9a5e60 r6:854a5f00 r5:85700000 [ 1339.892712][ T32] r4:00000001 [ 1339.892754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.892857][ T32] Exception stack(0xeb9b5fb0 to 0xeb9b5ff8) [ 1339.892950][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.893018][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.893079][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.893161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.893231][ T32] r4:85461000 ** 1 printk messages dropped ** [ 1339.917535][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1339.918428][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1339.918611][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 2 printk messages dropped ** [ 1339.918812][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1339.919188][ T32] r4:eaf29dc0 ** 2 printk messages dropped ** [ 1339.919420][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.919751][ T32] r5:00001000 r4:dfd17000 ** 2 printk messages dropped ** [ 1339.919876][ T32] r5:852bd78c r4:852bd400 ** 3 printk messages dropped ** [ 1339.920256][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1339.920465][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1339.920556][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.920586][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.920615][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.920647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.920671][ T32] r4:852cfa40 [ 1339.920773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.920812][ T32] INFO: task kworker/0:381:5290 blocked for more than 466 seconds. [ 1339.920847][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.920873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.920894][ T32] task:kworker/0:381 state:D stack:0 pid:5290 tgid:5290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.920974][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.921093][ T32] Call trace: [ 1339.921265][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.921322][ T32] r10:8291a684 r9:eb9c1d84 r8:00000002 r7:60000113 r6:eb9c1d8c r5:85702400 [ 1339.921348][ T32] r4:85702400 [ 1339.921441][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.921492][ T32] r5:85702400 r4:8291a680 [ 1339.921513][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.921557][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.921711][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 [ 1339.921772][ T32] r4:00000000 [ 1339.921799][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.921839][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.922213][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.922264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461340 [ 1339.922356][ T32] r4:00000000 [ 1339.922439][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.922553][ T32] r9:83018005 r8:85702400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1339.922579][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.922658][ T32] r5:00001000 r4:eb9ad000 [ 1339.922682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.922725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.922796][ T32] r5:856c238c r4:856c2000 [ 1339.922817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.922888][ T32] r7:dddced80 r6:83018000 r5:856c238c r4:85477480 [ 1339.923001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.923056][ T32] r10:61c88647 r9:85702400 r8:854774ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.923081][ T32] r4:85477480 [ 1339.923105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.923168][ T32] r10:00000000 r9:85477480 r8:80287e08 r7:eb9a5e60 r6:854a5f80 r5:85702400 [ 1339.923195][ T32] r4:00000001 [ 1339.923357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.923688][ T32] Exception stack(0xeb9c1fb0 to 0xeb9c1ff8) [ 1339.923843][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.924013][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.924045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.924077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.924100][ T32] r4:85461000 [ 1339.939817][ T32] INFO: task kworker/0:381:5290 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.940064][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.940505][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.940657][ T32] Call trace: [ 1339.940696][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.940783][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.941088][ T32] r4:00000000 [ 1339.941184][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.941341][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.941378][ T32] 9d20: a0e5b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.941410][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.941473][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.941505][ T32] r5:80070113 r4:80239bb0 [ 1339.941527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.941645][ T32] r4:82ac21e4 [ 1339.941670][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.942360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1339.942390][ T32] r4:eaf29dc0 [ 1339.942409][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.942459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1339.942484][ T32] r4:00000000 [ 1339.942504][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.942648][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 3 printk messages dropped ** [ 1339.943259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.943788][ T32] r4:8530ac00 ** 1 printk messages dropped ** [ 1339.944168][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 3 printk messages dropped ** [ 1339.963834][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.964094][ T32] INFO: task kworker/0:382:5292 blocked for more than 466 seconds. [ 1339.964751][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.964810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.964837][ T32] task:kworker/0:382 state:D stack:0 pid:5292 tgid:5292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.964897][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.964952][ T32] Call trace: [ 1339.964983][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.965043][ T32] r10:8291a684 r9:eb9d1d84 r8:00000002 r7:60000013 r6:eb9d1d8c r5:85701800 [ 1339.965068][ T32] r4:85701800 [ 1339.965087][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.965207][ T32] r5:85701800 r4:8291a680 [ 1339.965289][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.965337][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.965385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d1e08 [ 1339.965408][ T32] r4:00000000 [ 1339.965428][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.965464][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.965509][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.965558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461440 [ 1339.965582][ T32] r4:00000000 [ 1339.965602][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.965685][ T32] r9:83018005 r8:85701800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1339.965807][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.965874][ T32] r5:00001000 r4:eb9bd000 [ 1339.965939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.965987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.966033][ T32] r5:856c278c r4:856c2400 [ 1339.966054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.966139][ T32] r7:dddced80 r6:83018000 r5:856c278c r4:85477500 [ 1339.966165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.966250][ T32] r10:61c88647 r9:85701800 r8:8547752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.966608][ T32] r4:85477500 [ 1339.966633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.966692][ T32] r10:00000000 r9:85477500 r8:80287e08 r7:eb9a5e60 r6:85331000 r5:85701800 [ 1339.966731][ T32] r4:00000001 [ 1339.966774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.966867][ T32] Exception stack(0xeb9d1fb0 to 0xeb9d1ff8) [ 1339.966901][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.966932][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.966960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.967015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.967091][ T32] r4:85461240 [ 1339.967933][ T32] INFO: task kworker/0:382:5292 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.967975][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.968063][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.968110][ T32] Call trace: [ 1339.968140][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.968196][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.968225][ T32] r4:00000000 [ 1339.968262][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.968310][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.968340][ T32] 9d20: a10e6000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.968396][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.968451][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.968482][ T32] r5:80070113 r4:80239bb0 [ 1339.968505][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1339.968718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 12 printk messages dropped ** [ 1339.969317][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 7 printk messages dropped ** [ 1339.969615][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 10 printk messages dropped ** [ 1339.970049][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1339.970712][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.970774][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.970822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461640 [ 1339.970894][ T32] r4:00000000 [ 1339.970918][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.970966][ T32] r9:83018005 r8:85703c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1339.970990][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.971050][ T32] r5:00001000 r4:eb9dd000 [ 1339.971075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.971161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.971211][ T32] r5:856c2b8c r4:856c2800 [ 1339.971256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.971311][ T32] r7:dddced80 r6:83018000 r5:856c2b8c r4:85477580 [ 1339.971333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.971417][ T32] r10:61c88647 r9:85703c00 r8:854775ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.971445][ T32] r4:85477580 [ 1339.971464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.971744][ T32] r10:00000000 r9:85477580 r8:80287e08 r7:eb9a5e60 r6:85331080 r5:85703c00 [ 1339.971777][ T32] r4:00000001 [ 1339.971798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.971862][ T32] Exception stack(0xeb9d5fb0 to 0xeb9d5ff8) [ 1339.971894][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.971925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.972025][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.972061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.972083][ T32] r4:85461240 [ 1339.972484][ T32] INFO: task kworker/0:383:5294 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1339.972543][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.972677][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.972725][ T32] Call trace: [ 1339.972755][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.972833][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1339.972861][ T32] r4:00000000 [ 1339.972881][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.972925][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1339.972968][ T32] 9d20: a10e6000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1339.973003][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1339.973029][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1339.973104][ T32] r5:80070113 r4:80239bb0 [ 1339.973128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.973247][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1339.973387][ T32] r4:eaf29dc0 ** 6 printk messages dropped ** [ 1339.973727][ T32] r5:00001000 r4:dfd17000 ** 4 printk messages dropped ** [ 1339.974052][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 3 printk messages dropped ** [ 1340.004844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1340.005395][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1340.005895][ T32] r5:85704800 r4:8291a680 ** 3 printk messages dropped ** [ 1340.006109][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.006297][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.006539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1340.006605][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.007085][ T32] Exception stack(0xeb951fb0 to 0xeb951ff8) ** 3 printk messages dropped ** [ 1340.007243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1340.008182][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.008408][ T32] r4:00000000 [ 1340.008429][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.008473][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.008529][ T32] 9d20: a1854000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.008566][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.008592][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.008621][ T32] r5:80070113 r4:80239bb0 [ 1340.008646][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.008719][ T32] r4:82ac21e4 [ 1340.008745][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.008827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.008873][ T32] r4:eaf29dc0 [ 1340.008927][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.009023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.009070][ T32] r4:00000000 [ 1340.009140][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.009256][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.009295][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.009345][ T32] r5:00001000 r4:dfd17000 [ 1340.009429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.009488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.009535][ T32] r5:852bd78c r4:852bd400 [ 1340.009579][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.009660][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.009735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.009844][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.009871][ T32] r4:8530ac00 [ 1340.009893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.009969][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.009997][ T32] r4:00000001 [ 1340.010021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.010061][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.010090][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.010172][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.010204][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.010235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.010258][ T32] r4:852cfa40 [ 1340.010302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.010331][ T32] INFO: task kworker/0:384:5299 blocked for more than 466 seconds. [ 1340.010360][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.010385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1340.010677][ T32] r4:85705400 ** 1 printk messages dropped ** [ 1340.010781][ T32] r5:85705400 r4:8291a680 [ 1340.010813][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.010858][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.010906][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f1e08 [ 1340.010948][ T32] r4:00000000 [ 1340.011032][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.011101][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.011143][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.011189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854618c0 [ 1340.011211][ T32] r4:00000000 [ 1340.011230][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.011280][ T32] r9:83018005 r8:85705400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1340.011303][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.011348][ T32] r5:00001000 r4:eb9ed000 [ 1340.011413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.011462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.011531][ T32] r5:856c338c r4:856c3000 [ 1340.011556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.011635][ T32] r7:dddced80 r6:83018000 r5:856c338c r4:85477600 [ 1340.011660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.011712][ T32] r10:61c88647 r9:85705400 r8:8547762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.011735][ T32] r4:85477600 [ 1340.011754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.011821][ T32] r10:00000000 r9:85477600 r8:80287e08 r7:eb9a5e60 r6:85331200 r5:85705400 [ 1340.011871][ T32] r4:00000001 [ 1340.011894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.011958][ T32] Exception stack(0xeb9f1fb0 to 0xeb9f1ff8) [ 1340.011991][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.012023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.012079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.012115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.012187][ T32] r4:85461540 [ 1340.012605][ T32] INFO: task kworker/0:384:5299 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.012659][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.012721][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.013009][ T32] Call trace: [ 1340.013045][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.013103][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.013127][ T32] r4:00000000 [ 1340.013239][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.013289][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.013347][ T32] 9d20: a1854000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.013382][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.013541][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.013571][ T32] r5:80070113 r4:80239bb0 [ 1340.013593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.013639][ T32] r4:82ac21e4 [ 1340.013695][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.013748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.013777][ T32] r4:eaf29dc0 [ 1340.013797][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.013867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.013922][ T32] r4:00000000 [ 1340.013994][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.014048][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.014071][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.036472][ T32] r5:00001000 r4:dfd17000 [ 1340.036573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.036645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.036695][ T32] r5:852bd78c r4:852bd400 [ 1340.036749][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.036836][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.036886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.036959][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.036997][ T32] r4:8530ac00 [ 1340.037026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.037110][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.037168][ T32] r4:00000001 [ 1340.037192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.037306][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.037344][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.037375][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.037453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1340.037534][ T32] r4:852cfa40 ** 2 printk messages dropped ** [ 1340.037622][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1340.037760][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1340.037853][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1340.038092][ T32] r5:85706000 r4:8291a680 [ 1340.038114][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.038166][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.038212][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9fde08 [ 1340.038236][ T32] r4:00000000 [ 1340.038366][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.038481][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.038528][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.038576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854baa00 [ 1340.038604][ T32] r4:00000000 [ 1340.038647][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.038703][ T32] r9:83018005 r8:85706000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.038726][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.038880][ T32] r5:00001000 r4:eb88f000 [ 1340.038938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.038987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.039082][ T32] r5:8573a38c r4:8573a000 [ 1340.039117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.039195][ T32] r7:dddced80 r6:83018000 r5:8573a38c r4:85477680 [ 1340.039220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.039276][ T32] r10:61c88647 r9:85706000 r8:854776ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.039301][ T32] r4:85477680 [ 1340.039322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.039383][ T32] r10:00000000 r9:85477680 r8:80287e08 r7:eb9f1e60 r6:85331280 r5:85706000 [ 1340.039410][ T32] r4:00000001 [ 1340.039430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.039469][ T32] Exception stack(0xeb9fdfb0 to 0xeb9fdff8) [ 1340.039555][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.039589][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.039665][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.039701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.039748][ T32] r4:854616c0 [ 1340.040487][ T32] INFO: task kworker/0:385:5301 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.040525][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.040680][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.040761][ T32] Call trace: [ 1340.040835][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.040897][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.040920][ T32] r4:00000000 [ 1340.040940][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.040984][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.041045][ T32] 9d20: a1b97000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.041081][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.041133][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.041209][ T32] r5:80070113 r4:80239bb0 [ 1340.041236][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.041280][ T32] r4:82ac21e4 [ 1340.041300][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.041376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.041427][ T32] r4:eaf29dc0 [ 1340.041451][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.041546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.041573][ T32] r4:00000000 [ 1340.041594][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.041644][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.041689][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.041756][ T32] r5:00001000 r4:dfd17000 [ 1340.041781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.041851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.041917][ T32] r5:852bd78c r4:852bd400 [ 1340.041940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.041993][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.042044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.042101][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.042124][ T32] r4:8530ac00 [ 1340.042144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.042195][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.042234][ T32] r4:00000001 [ 1340.042347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.042390][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.042418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.042448][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.042477][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.042508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.042530][ T32] r4:852cfa40 [ 1340.042550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.042607][ T32] INFO: task kworker/0:386:5303 blocked for more than 466 seconds. [ 1340.042640][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.042665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.042697][ T32] task:kworker/0:386 state:D stack:0 pid:5303 tgid:5303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.042785][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.042842][ T32] Call trace: [ 1340.042896][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.042953][ T32] r10:8291a684 r9:eb721d84 r8:00000002 r7:60000113 r6:eb721d8c r5:85706c00 [ 1340.042987][ T32] r4:85706c00 [ 1340.043017][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.043079][ T32] r5:85706c00 r4:8291a680 [ 1340.043130][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.043175][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.043222][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb721e08 [ 1340.043245][ T32] r4:00000000 [ 1340.043265][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.043327][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.043368][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.043426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461b40 [ 1340.043477][ T32] r4:00000000 [ 1340.043501][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.043586][ T32] r9:83018005 r8:85706c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1340.043612][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.043658][ T32] r5:00001000 r4:dfc01000 [ 1340.043677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.043718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.043767][ T32] r5:856c3b8c r4:856c3800 [ 1340.043790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.043839][ T32] r7:dddced80 r6:83018000 r5:856c3b8c r4:85477700 [ 1340.043860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.043955][ T32] r10:61c88647 r9:85706c00 r8:8547772c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.044031][ T32] r4:85477700 [ 1340.044078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.044208][ T32] r10:00000000 r9:85477700 r8:80287e08 r7:eb9fde60 r6:85331300 r5:85706c00 [ 1340.069391][ T32] r4:00000001 [ 1340.069480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.069624][ T32] Exception stack(0xeb721fb0 to 0xeb721ff8) [ 1340.069706][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.069793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.069867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.069971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.070049][ T32] r4:854617c0 [ 1340.071415][ T32] INFO: task kworker/0:386:5303 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.071546][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.071754][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.071927][ T32] Call trace: [ 1340.072047][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.072180][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.072240][ T32] r4:00000000 [ 1340.072296][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.072451][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.072541][ T32] 9d20: a1db6000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.072622][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.072693][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.072804][ T32] r5:80070113 r4:80239bb0 [ 1340.072911][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.073041][ T32] r4:82ac21e4 [ 1340.073108][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.073239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.073329][ T32] r4:eaf29dc0 [ 1340.073401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.073531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.073612][ T32] r4:00000000 [ 1340.073688][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.073822][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.073882][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.073997][ T32] r5:00001000 r4:dfd17000 [ 1340.074062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.085137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.085312][ T32] r5:852bd78c r4:852bd400 [ 1340.085421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.085580][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.085658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.085800][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.085871][ T32] r4:8530ac00 [ 1340.085954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.086115][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.086208][ T32] r4:00000001 [ 1340.086273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.086392][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.086475][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.086561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.086691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.086815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.086908][ T32] r4:852cfa40 [ 1340.086988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.087099][ T32] INFO: task kworker/0:387:5306 blocked for more than 466 seconds. [ 1340.087182][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.087249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.087312][ T32] task:kworker/0:387 state:D stack:0 pid:5306 tgid:5306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.087448][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.087555][ T32] Call trace: [ 1340.087640][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.087774][ T32] r10:8291a684 r9:eb7f1d84 r8:00000002 r7:60000113 r6:eb7f1d8c r5:856f0000 [ 1340.087829][ T32] r4:856f0000 [ 1340.087875][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.087993][ T32] r5:856f0000 r4:8291a680 [ 1340.088068][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.088182][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.088279][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 [ 1340.088323][ T32] r4:00000000 [ 1340.088361][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.088430][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.088520][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.088620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461fc0 [ 1340.088669][ T32] r4:00000000 [ 1340.088747][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.088895][ T32] r9:83018005 r8:856f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1340.088962][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.089098][ T32] r5:00001000 r4:eb23d000 [ 1340.089156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.089262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.089417][ T32] r5:856c478c r4:856c4400 [ 1340.089492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.089618][ T32] r7:dddced80 r6:83018000 r5:856c478c r4:85477780 [ 1340.089697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.089843][ T32] r10:61c88647 r9:856f0000 r8:854777ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.089929][ T32] r4:85477780 [ 1340.089987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.090138][ T32] r10:00000000 r9:85477780 r8:80287e08 r7:eb721e60 r6:85331380 r5:856f0000 [ 1340.090233][ T32] r4:00000001 [ 1340.090317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.090427][ T32] Exception stack(0xeb7f1fb0 to 0xeb7f1ff8) [ 1340.090511][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.090593][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.090665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.090775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.090846][ T32] r4:854613c0 [ 1340.092235][ T32] INFO: task kworker/0:387:5306 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.092367][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.092591][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.092706][ T32] Call trace: [ 1340.092790][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.092926][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.093025][ T32] r4:00000000 [ 1340.093090][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.093198][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.093297][ T32] 9d20: a1db6000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.093410][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.093493][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.093582][ T32] r5:80070113 r4:80239bb0 [ 1340.093651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.093783][ T32] r4:82ac21e4 [ 1340.093850][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.093969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.094049][ T32] r4:eaf29dc0 [ 1340.094196][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.124176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.125093][ T32] r4:00000000 [ 1340.125187][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.125362][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.125430][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.125585][ T32] r5:00001000 r4:dfd17000 [ 1340.125674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.125796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.125906][ T32] r5:852bd78c r4:852bd400 [ 1340.126002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.126160][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.126248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.126376][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.126443][ T32] r4:8530ac00 [ 1340.126491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.126610][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.126670][ T32] r4:00000001 [ 1340.126718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.126861][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.126950][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.127083][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.127184][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.127269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1340.127619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1340.128330][ T32] r10:8291a684 r9:eb7f9d84 r8:00000002 r7:60000113 r6:eb7f9d8c r5:856fbc00 ** 9 printk messages dropped ** [ 1340.129312][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1340.130104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.130231][ T32] r5:856c3f8c r4:856c3c00 [ 1340.130293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.130432][ T32] r7:dddced80 r6:83018000 r5:856c3f8c r4:85477800 [ 1340.130521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1340.131037][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.131470][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1340.131598][ T32] r4:854613c0 ** 2 printk messages dropped ** [ 1340.133258][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.133353][ T32] Call trace: ** 2 printk messages dropped ** [ 1340.133582][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.133792][ T32] 9d20: a1fbe000 ed8b5000 00000001 80239b98 7f3cf000 00000001 ** 6 printk messages dropped ** [ 1340.165278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 7 printk messages dropped ** [ 1340.165965][ T32] r5:00001000 r4:dfd17000 [ 1340.166042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.166147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.166267][ T32] r5:852bd78c r4:852bd400 [ 1340.166333][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.166467][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.166540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.166666][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.166717][ T32] r4:8530ac00 [ 1340.166808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.166941][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.167013][ T32] r4:00000001 [ 1340.167087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.167187][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.167270][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.167339][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.167396][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.167456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.167499][ T32] r4:852cfa40 [ 1340.167547][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.167624][ T32] INFO: task kworker/0:389:5309 blocked for more than 466 seconds. [ 1340.167708][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.167779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.167832][ T32] task:kworker/0:389 state:D stack:0 pid:5309 tgid:5309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.167979][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.168147][ T32] Call trace: [ 1340.168250][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.168386][ T32] r10:8291a684 r9:eb819d84 r8:00000002 r7:60000113 r6:eb819d8c r5:85709800 [ 1340.168451][ T32] r4:85709800 [ 1340.168506][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.168612][ T32] r5:85709800 r4:8291a680 [ 1340.168663][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.168774][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.168903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb819e08 [ 1340.168976][ T32] r4:00000000 [ 1340.169038][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.169129][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.169227][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.169358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461dc0 [ 1340.169417][ T32] r4:00000000 [ 1340.169469][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.169583][ T32] r9:83018005 r8:85709800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1340.169643][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.169741][ T32] r5:00001000 r4:eaeaf000 [ 1340.169798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.169932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.170049][ T32] r5:856c438c r4:856c4000 [ 1340.170090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.170186][ T32] r7:dddced80 r6:83018000 r5:856c438c r4:85477880 [ 1340.170240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.170366][ T32] r10:61c88647 r9:85709800 r8:854778ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.170427][ T32] r4:85477880 ** 2 printk messages dropped ** [ 1340.170639][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.171135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.173273][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.173647][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 ** 8 printk messages dropped ** [ 1340.195280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 9 printk messages dropped ** [ 1340.196419][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 3 printk messages dropped ** [ 1340.196684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.196807][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.196870][ T32] r4:00000001 [ 1340.196919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.197048][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.197144][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.197262][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.197335][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.197419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.197519][ T32] r4:852cfa40 [ 1340.197582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.197640][ T32] INFO: task kworker/1:699:5312 blocked for more than 466 seconds. [ 1340.197700][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.197749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.197817][ T32] task:kworker/1:699 state:D stack:0 pid:5312 tgid:5312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.198019][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.198117][ T32] Call trace: [ 1340.198220][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.198343][ T32] r10:8291a684 r9:eb829d84 r8:00000002 r7:60000013 r6:eb829d8c r5:8570a400 [ 1340.198409][ T32] r4:8570a400 [ 1340.198529][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.198651][ T32] r5:8570a400 r4:8291a680 [ 1340.198710][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.198857][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.198974][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb829e08 [ 1340.199038][ T32] r4:00000000 [ 1340.199122][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.199291][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.199412][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.199527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8453d4c0 [ 1340.199576][ T32] r4:00000000 [ 1340.199632][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.199772][ T32] r9:83018205 r8:8570a400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1340.199919][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.200084][ T32] r5:00001000 r4:eb439000 [ 1340.200195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.200321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.200453][ T32] r5:856a5f8c r4:856a5c00 [ 1340.200500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.200602][ T32] r7:ddde2d80 r6:83018200 r5:856a5f8c r4:85331500 [ 1340.200687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.200827][ T32] r10:61c88647 r9:8570a400 r8:8533152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.200881][ T32] r4:85331500 [ 1340.200922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1340.201208][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.201901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1340.204087][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1340.240219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 9 printk messages dropped ** [ 1340.241122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.242092][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.242170][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.242276][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.242364][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.242446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.242507][ T32] r4:852cfa40 [ 1340.242566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.242701][ T32] INFO: task kworker/0:390:5314 blocked for more than 466 seconds. [ 1340.242841][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.242984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.243070][ T32] task:kworker/0:390 state:D stack:0 pid:5314 tgid:5314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.243211][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.243326][ T32] Call trace: [ 1340.243412][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.243561][ T32] r10:8291a684 r9:eb84dd84 r8:00000002 r7:60000113 r6:eb84dd8c r5:8570b000 [ 1340.243653][ T32] r4:8570b000 [ 1340.243728][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.243845][ T32] r5:8570b000 r4:8291a680 [ 1340.243903][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.244012][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.244195][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb84de08 [ 1340.253522][ T32] r4:00000000 [ 1340.253609][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.253749][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.253900][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.254077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336780 [ 1340.254162][ T32] r4:00000000 [ 1340.263535][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.265014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.265456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1340.265725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.265865][ T32] r10:00000000 r9:85477900 r8:80287e08 r7:eb7f1e60 r6:85331600 r5:8570b000 [ 1340.265927][ T32] r4:00000001 [ 1340.265979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.266092][ T32] Exception stack(0xeb84dfb0 to 0xeb84dff8) [ 1340.266177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.266286][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.266385][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.266492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.266569][ T32] r4:85461c40 [ 1340.267978][ T32] INFO: task kworker/0:390:5314 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.268098][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.268252][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.268369][ T32] Call trace: [ 1340.268495][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.268636][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.268705][ T32] r4:00000000 [ 1340.268774][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.268876][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.268949][ T32] 9d20: a2721000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.269031][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.269114][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.269180][ T32] r5:80070113 r4:80239bb0 [ 1340.269238][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.269344][ T32] r4:82ac21e4 [ 1340.269394][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1340.270346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.270479][ T32] r5:852bd78c r4:852bd400 [ 1340.270540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.270666][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.270771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.270892][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.270957][ T32] r4:8530ac00 [ 1340.271052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.271217][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.271284][ T32] r4:00000001 [ 1340.271339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.271486][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.271628][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.271721][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.271815][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.271888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.271933][ T32] r4:852cfa40 [ 1340.271983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.272084][ T32] INFO: task kworker/1:700:5315 blocked for more than 466 seconds. [ 1340.272165][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.272226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1340.272671][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1340.273414][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.273815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336b00 ** 6 printk messages dropped ** [ 1340.305515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.305630][ T32] r5:856a578c r4:856a5400 [ 1340.305683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1340.305855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.306559][ T32] Exception stack(0xeba09fb0 to 0xeba09ff8) ** 6 printk messages dropped ** [ 1340.308532][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.309653][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 7 printk messages dropped ** [ 1340.310325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 7 printk messages dropped ** [ 1340.311157][ T32] r5:852bd78c r4:852bd400 ** 6 printk messages dropped ** [ 1340.311930][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.311991][ T32] r4:00000001 [ 1340.312055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.312149][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.312254][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.312351][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.312437][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.312560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.312693][ T32] r4:852cfa40 [ 1340.312773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.312855][ T32] INFO: task kworker/0:391:5316 blocked for more than 466 seconds. [ 1340.312937][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.313013][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.313098][ T32] task:kworker/0:391 state:D stack:0 pid:5316 tgid:5316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.313319][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.313462][ T32] Call trace: [ 1340.313547][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.313672][ T32] r10:8291a684 r9:eba0dd84 r8:00000002 r7:60000113 r6:eba0dd8c r5:8570bc00 [ 1340.313735][ T32] r4:8570bc00 [ 1340.313796][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.313910][ T32] r5:8570bc00 r4:8291a680 [ 1340.313963][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.314078][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.333546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba0de08 [ 1340.333753][ T32] r4:00000000 [ 1340.333820][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.333959][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.334078][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.334867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336dc0 [ 1340.334960][ T32] r4:00000000 [ 1340.335031][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.335174][ T32] r9:83018005 r8:8570bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1340.335252][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.335397][ T32] r5:00001000 r4:eb18d000 [ 1340.335493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.335656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.335810][ T32] r5:856a5b8c r4:856a5800 [ 1340.335878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.336001][ T32] r7:dddced80 r6:83018000 r5:856a5b8c r4:85477980 [ 1340.336085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.336217][ T32] r10:61c88647 r9:8570bc00 r8:854779ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.336294][ T32] r4:85477980 [ 1340.336353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.336510][ T32] r10:00000000 r9:85477980 r8:80287e08 r7:eb7f1e60 r6:85331780 r5:8570bc00 ** 10 printk messages dropped ** [ 1340.338901][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1340.340118][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.340561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 6 printk messages dropped ** [ 1340.341229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.341335][ T32] r5:852bd78c r4:852bd400 [ 1340.341390][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.341516][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.341595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.341722][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.341808][ T32] r4:8530ac00 [ 1340.341903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.342051][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.342110][ T32] r4:00000001 [ 1340.342165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.342260][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.342332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.342395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.342467][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.342541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.342620][ T32] r4:852cfa40 [ 1340.342674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.342779][ T32] INFO: task kworker/1:701:5319 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.343547][ T32] r4:8570d400 ** 7 printk messages dropped ** [ 1340.374100][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.376094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.376206][ T32] r5:856c538c r4:856c5000 [ 1340.376258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1340.376462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1340.377014][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.377429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1340.379054][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.379301][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.379420][ T32] Call trace: [ 1340.379489][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.379597][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.379649][ T32] r4:00000000 [ 1340.379708][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.379819][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.379918][ T32] 9d20: a2e9f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.379997][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.380090][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.380187][ T32] r5:80070113 r4:80239bb0 [ 1340.380266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.380377][ T32] r4:82ac21e4 [ 1340.380456][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.380577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.380661][ T32] r4:eaf29dc0 [ 1340.380722][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.380860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.380937][ T32] r4:00000000 [ 1340.381013][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.381174][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.381247][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.381369][ T32] r5:00001000 r4:dfd17000 [ 1340.381425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.381527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.381648][ T32] r5:852bd78c r4:852bd400 [ 1340.381715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.381832][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.381895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.382049][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.382130][ T32] r4:8530ac00 [ 1340.382190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.382322][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.382416][ T32] r4:00000001 [ 1340.382483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.382646][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.382724][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.382858][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.382944][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.383033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.383117][ T32] r4:852cfa40 [ 1340.383190][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.383281][ T32] INFO: task kworker/0:392:5322 blocked for more than 466 seconds. [ 1340.383376][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.383442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.383498][ T32] task:kworker/0:392 state:D stack:0 pid:5322 tgid:5322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.383709][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.383827][ T32] Call trace: [ 1340.383921][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.384057][ T32] r10:8291a684 r9:eba1dd84 r8:00000002 r7:60000113 r6:eba1dd8c r5:8570ec00 [ 1340.384120][ T32] r4:8570ec00 ** 3 printk messages dropped ** [ 1340.413062][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1340.413705][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.414268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.419451][ T32] r5:856c678c r4:856c6400 [ 1340.419536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1340.419731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.420131][ T32] r10:00000000 r9:85477a00 r8:80287e08 r7:eb7f1e60 r6:85331900 r5:8570ec00 [ 1340.420180][ T32] r4:00000001 [ 1340.420218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.420331][ T32] Exception stack(0xeba1dfb0 to 0xeba1dff8) [ 1340.420415][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.420475][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.420525][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.420579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.420639][ T32] r4:85461e40 [ 1340.421958][ T32] INFO: task kworker/0:392:5322 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.422062][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.422266][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.422387][ T32] Call trace: [ 1340.422478][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.422618][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.422684][ T32] r4:00000000 [ 1340.422800][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.422921][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.423002][ T32] 9d20: a30be000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.423095][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.423161][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.423228][ T32] r5:80070113 r4:80239bb0 [ 1340.423283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.423394][ T32] r4:82ac21e4 [ 1340.423475][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.423636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.423708][ T32] r4:eaf29dc0 [ 1340.423760][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.423888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.423958][ T32] r4:00000000 [ 1340.424029][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.424165][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.442669][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.442843][ T32] r5:00001000 r4:dfd17000 [ 1340.442877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.442950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.443010][ T32] r5:852bd78c r4:852bd400 [ 1340.443034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.443112][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.443214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.443295][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.443322][ T32] r4:8530ac00 [ 1340.443344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.443396][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.443439][ T32] r4:00000001 [ 1340.443463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.443529][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.443566][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.443598][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.443626][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.443670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.443696][ T32] r4:852cfa40 [ 1340.443720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.443750][ T32] INFO: task kworker/0:393:5323 blocked for more than 466 seconds. [ 1340.443801][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.443831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.443858][ T32] task:kworker/0:393 state:D stack:0 pid:5323 tgid:5323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.443944][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.443995][ T32] Call trace: [ 1340.444093][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.444166][ T32] r10:8291a684 r9:eba21d84 r8:00000002 r7:60000113 r6:eba21d8c r5:85708c00 [ 1340.444566][ T32] r4:85708c00 [ 1340.444661][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.444755][ T32] r5:85708c00 r4:8291a680 [ 1340.444788][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.444834][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.444881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba21e08 [ 1340.444905][ T32] r4:00000000 [ 1340.444925][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.444964][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.445011][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.445060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854612c0 [ 1340.445090][ T32] r4:00000000 [ 1340.445137][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.445194][ T32] r9:83018005 r8:85708c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1340.445286][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.445371][ T32] r5:00001000 r4:eb279000 [ 1340.445392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.445437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.445482][ T32] r5:856c4b8c r4:856c4800 [ 1340.445503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.445579][ T32] r7:dddced80 r6:83018000 r5:856c4b8c r4:85477a80 [ 1340.445607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.445661][ T32] r10:61c88647 r9:85708c00 r8:85477aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.445684][ T32] r4:85477a80 [ 1340.445740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.445797][ T32] r10:00000000 r9:85477a80 r8:80287e08 r7:eba1de60 r6:85331980 r5:85708c00 [ 1340.445820][ T32] r4:00000001 [ 1340.445840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.445905][ T32] Exception stack(0xeba21fb0 to 0xeba21ff8) [ 1340.445952][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.445986][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.446030][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.446092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.446120][ T32] r4:85461d80 [ 1340.446952][ T32] INFO: task kworker/0:393:5323 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.446999][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.447124][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.447174][ T32] Call trace: [ 1340.447221][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.447297][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.447350][ T32] r4:00000000 [ 1340.447374][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.447420][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.447463][ T32] 9d20: a338d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.447498][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.447525][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.447574][ T32] r5:80070113 r4:80239bb0 [ 1340.447600][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.447681][ T32] r4:82ac21e4 [ 1340.447827][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.447951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.447977][ T32] r4:eaf29dc0 [ 1340.447998][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.448052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.448098][ T32] r4:00000000 [ 1340.448139][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.448193][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.448215][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.448259][ T32] r5:00001000 r4:dfd17000 [ 1340.448280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.448346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.448397][ T32] r5:852bd78c r4:852bd400 [ 1340.448419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.448471][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.448493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.448566][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.448594][ T32] r4:8530ac00 [ 1340.448645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.448702][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.448800][ T32] r4:00000001 [ 1340.448824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.448881][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.448936][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.448970][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.448998][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.449036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.449069][ T32] r4:852cfa40 [ 1340.449094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.449124][ T32] INFO: task kworker/0:394:5324 blocked for more than 466 seconds. [ 1340.449157][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.449194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.449220][ T32] task:kworker/0:394 state:D stack:0 pid:5324 tgid:5324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.449269][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.449361][ T32] Call trace: [ 1340.449397][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.449452][ T32] r10:8291a684 r9:eb9b1d84 r8:00000002 r7:60000113 r6:eb9b1d8c r5:846b3000 [ 1340.449476][ T32] r4:846b3000 [ 1340.449519][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.449593][ T32] r5:846b3000 r4:8291a680 [ 1340.449645][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.449719][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.449772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b1e08 [ 1340.449796][ T32] r4:00000000 [ 1340.449817][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.449878][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.449943][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.449996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532d0c0 [ 1340.450038][ T32] r4:00000000 [ 1340.450062][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.450112][ T32] r9:83018005 r8:846b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1340.450157][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.450212][ T32] r5:00001000 r4:eb3a5000 [ 1340.450233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.450275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.450320][ T32] r5:856c4f8c r4:856c4c00 [ 1340.450363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.450538][ T32] r7:dddced80 r6:83018000 r5:856c4f8c r4:85477b00 [ 1340.450588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.450646][ T32] r10:61c88647 r9:846b3000 r8:85477b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.450670][ T32] r4:85477b00 [ 1340.450690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.450777][ T32] r10:00000000 r9:85477b00 r8:80287e08 r7:eba1de60 r6:85477b80 r5:846b3000 [ 1340.450823][ T32] r4:00000001 [ 1340.450847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.450912][ T32] Exception stack(0xeb9b1fb0 to 0xeb9b1ff8) [ 1340.450998][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.451037][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.451113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.451223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.451302][ T32] r4:85461f80 [ 1340.451756][ T32] INFO: task kworker/0:394:5324 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.451797][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.451928][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.451988][ T32] Call trace: [ 1340.452079][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.452143][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.452168][ T32] r4:00000000 [ 1340.452216][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.452296][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.452331][ T32] 9d20: a338d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.452373][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.452427][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.452481][ T32] r5:80070113 r4:80239bb0 [ 1340.452506][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.452550][ T32] r4:82ac21e4 [ 1340.452576][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.452625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.452648][ T32] r4:eaf29dc0 [ 1340.452668][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.452715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 6 printk messages dropped ** [ 1340.453066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.453542][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1340.453662][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.453715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.453777][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.453835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.453879][ T32] r4:852cfa40 [ 1340.453930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.453970][ T32] INFO: task kworker/1:702:5328 blocked for more than 466 seconds. [ 1340.454012][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.454044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.454066][ T32] task:kworker/1:702 state:D stack:0 pid:5328 tgid:5328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.454151][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.480589][ T32] Call trace: [ 1340.480722][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.480811][ T32] r10:8291a684 r9:eba25d84 r8:00000002 r7:60000113 r6:eba25d8c r5:846b3c00 [ 1340.480866][ T32] r4:846b3c00 [ 1340.480916][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.480970][ T32] r5:846b3c00 r4:8291a680 [ 1340.481017][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.481068][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.481140][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 [ 1340.481199][ T32] r4:00000000 [ 1340.481223][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.481262][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.481314][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.481380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853210c0 ** 1 printk messages dropped ** [ 1340.481433][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.481724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.481783][ T32] r5:856a638c r4:856a6000 [ 1340.481806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.482011][ T32] r4:85331a00 ** 4 printk messages dropped ** [ 1340.482311][ T32] Exception stack(0xeba25fb0 to 0xeba25ff8) ** 4 printk messages dropped ** [ 1340.482491][ T32] r4:85336a80 ** 3 printk messages dropped ** [ 1340.483476][ T32] Call trace: ** 3 printk messages dropped ** [ 1340.483809][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.483858][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.483938][ T32] 9d20: a3794000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.484030][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.484064][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.484115][ T32] r5:80070113 r4:80239bb0 [ 1340.484221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.498371][ T32] r4:82ac21e4 [ 1340.498420][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.498494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.498532][ T32] r4:eaf29dc0 [ 1340.498577][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.498677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.498704][ T32] r4:00000000 [ 1340.498725][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.498829][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.498856][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.498907][ T32] r5:00001000 r4:dfd17000 [ 1340.498960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.499089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.499142][ T32] r5:852bd78c r4:852bd400 [ 1340.499174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.499255][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.499340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.499398][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.499422][ T32] r4:8530ac00 [ 1340.499466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.499523][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.499548][ T32] r4:00000001 [ 1340.499607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.499652][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.499688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.499720][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.499823][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.499870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.499897][ T32] r4:852cfa40 [ 1340.499945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.500002][ T32] INFO: task kworker/0:395:5330 blocked for more than 467 seconds. [ 1340.500047][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.500075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.500100][ T32] task:kworker/0:395 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.500189][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.500404][ T32] Call trace: [ 1340.500491][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.500573][ T32] r10:8291a684 r9:eba29d84 r8:00000002 r7:60000113 r6:eba29d8c r5:846b4800 [ 1340.500629][ T32] r4:846b4800 [ 1340.500653][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.500701][ T32] r5:846b4800 r4:8291a680 [ 1340.500722][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.500766][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.500813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba29e08 [ 1340.500849][ T32] r4:00000000 [ 1340.500872][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.500913][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.500950][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.500996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532d400 [ 1340.501024][ T32] r4:00000000 [ 1340.501045][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.501093][ T32] r9:83018005 r8:846b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1340.501114][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.501263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.501317][ T32] r5:856c578c r4:856c5400 [ 1340.501339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.501413][ T32] r7:dddced80 r6:83018000 r5:856c578c r4:85477c80 [ 1340.501438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.501539][ T32] r10:61c88647 r9:846b4800 r8:85477cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.501567][ T32] r4:85477c80 [ 1340.501587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.501721][ T32] r10:00000000 r9:85477c80 r8:80287e08 r7:eba1de60 r6:85477d00 r5:846b4800 [ 1340.501846][ T32] r4:00000001 [ 1340.501870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.501910][ T32] Exception stack(0xeba29fb0 to 0xeba29ff8) [ 1340.501944][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.502008][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.502056][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.502117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.502144][ T32] r4:8532d200 [ 1340.502985][ T32] INFO: task kworker/0:395:5330 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.503064][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.503180][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.503246][ T32] Call trace: [ 1340.503308][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.503366][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.503413][ T32] r4:00000000 [ 1340.503439][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.503580][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.503616][ T32] 9d20: a3bf3000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.503648][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.503698][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.503727][ T32] r5:80070113 r4:80239bb0 [ 1340.503796][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.503845][ T32] r4:82ac21e4 [ 1340.503878][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.503929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.503952][ T32] r4:eaf29dc0 [ 1340.503971][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.504047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.504075][ T32] r4:00000000 [ 1340.504119][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.524976][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.525093][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.525196][ T32] r5:00001000 r4:dfd17000 [ 1340.525322][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.525437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.525490][ T32] r5:852bd78c r4:852bd400 [ 1340.525550][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.525629][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.525656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.525713][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.525738][ T32] r4:8530ac00 [ 1340.525758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.525813][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.525837][ T32] r4:00000001 [ 1340.525858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.525900][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.525958][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.525994][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.526032][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.526067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.526093][ T32] r4:852cfa40 [ 1340.526117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.526231][ T32] INFO: task kworker/0:396:5331 blocked for more than 467 seconds. [ 1340.526271][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.526299][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.526371][ T32] task:kworker/0:396 state:D stack:0 pid:5331 tgid:5331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.526462][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.526520][ T32] Call trace: [ 1340.526605][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.526667][ T32] r10:8291a684 r9:eb879d84 r8:00000002 r7:60000113 r6:eb879d8c r5:846b5400 [ 1340.526692][ T32] r4:846b5400 [ 1340.526712][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.526791][ T32] r5:846b5400 r4:8291a680 [ 1340.526815][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.526863][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.526910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 [ 1340.526957][ T32] r4:00000000 [ 1340.526981][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.527027][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.527068][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.527209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85479180 [ 1340.527418][ T32] r4:00000000 [ 1340.527465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.527522][ T32] r9:83018005 r8:846b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1340.527555][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.527610][ T32] r5:00001000 r4:eb847000 [ 1340.527632][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.527684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.527746][ T32] r5:856c5b8c r4:856c5800 [ 1340.527818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.527871][ T32] r7:dddced80 r6:83018000 r5:856c5b8c r4:85477d80 [ 1340.527893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.527945][ T32] r10:61c88647 r9:846b5400 r8:85477dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.527983][ T32] r4:85477d80 [ 1340.528015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.528072][ T32] r10:00000000 r9:85477d80 r8:80287e08 r7:eba1de60 r6:85477e00 r5:846b5400 [ 1340.528096][ T32] r4:00000001 [ 1340.528116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.528184][ T32] Exception stack(0xeb879fb0 to 0xeb879ff8) [ 1340.528217][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.528247][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.528299][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.528333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.528357][ T32] r4:8532d200 [ 1340.529149][ T32] INFO: task kworker/0:396:5331 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.529191][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.529296][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.529346][ T32] Call trace: [ 1340.529446][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.529532][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.529560][ T32] r4:00000000 [ 1340.529638][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.529702][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.529737][ T32] 9d20: a3f61000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.529792][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.529822][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.529848][ T32] r5:80070113 r4:80239bb0 [ 1340.529892][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.529975][ T32] r4:82ac21e4 [ 1340.529999][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.530054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.530078][ T32] r4:eaf29dc0 [ 1340.530097][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.530144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.530166][ T32] r4:00000000 [ 1340.530186][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.530233][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.530254][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.530314][ T32] r5:00001000 r4:dfd17000 [ 1340.530538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.530587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.530761][ T32] r5:852bd78c r4:852bd400 [ 1340.530796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.530852][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.530874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.530925][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.530949][ T32] r4:8530ac00 [ 1340.530969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.531050][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 5 printk messages dropped ** [ 1340.531382][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.531736][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.532112][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1340.532401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321280 ** 6 printk messages dropped ** [ 1340.532633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.532678][ T32] r5:856a678c r4:856a6400 [ 1340.532726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.532785][ T32] r7:ddde2d80 r6:83018200 r5:856a678c r4:85331a80 [ 1340.532807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.532858][ T32] r10:61c88647 r9:846b6000 r8:85331aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.532905][ T32] r4:85331a80 [ 1340.532952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.533011][ T32] r10:00000000 r9:85331a80 r8:80287e08 r7:eba25e60 r6:85477e80 r5:846b6000 [ 1340.533037][ T32] r4:00000001 [ 1340.533056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.533107][ T32] Exception stack(0xeba31fb0 to 0xeba31ff8) [ 1340.533140][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.533171][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.533198][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.533252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.533278][ T32] r4:853366c0 [ 1340.533723][ T32] INFO: task kworker/1:703:5333 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.533826][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.533988][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.534198][ T32] Call trace: [ 1340.557426][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.557527][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.557555][ T32] r4:00000000 [ 1340.557601][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.557655][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.557740][ T32] 9d20: a42be000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.558022][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.558168][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.558225][ T32] r5:80070113 r4:80239bb0 [ 1340.558293][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.558390][ T32] r4:82ac21e4 [ 1340.558426][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.558509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.558548][ T32] r4:eaf29dc0 [ 1340.558582][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.558679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 7 printk messages dropped ** [ 1340.559219][ T32] r5:852bd78c r4:852bd400 ** 5 printk messages dropped ** [ 1340.559559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.559841][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.560098][ T32] task:kworker/1:704 state:D stack:0 pid:5336 tgid:5336 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.560514][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.560945][ T32] r5:00001000 r4:eb603000 ** 1 printk messages dropped ** [ 1340.561031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.561088][ T32] r5:856a738c r4:856a7000 ** 1 printk messages dropped ** [ 1340.561164][ T32] r7:ddde2d80 r6:83018200 r5:856a738c r4:85331b00 ** 5 printk messages dropped ** [ 1340.561352][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.561541][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.562708][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 ** 6 printk messages dropped ** [ 1340.563082][ T32] r5:80070113 r4:80239bb0 ** 6 printk messages dropped ** [ 1340.563499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 9 printk messages dropped ** [ 1340.563961][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 5 printk messages dropped ** [ 1340.585282][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.585548][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.586090][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.586609][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1340.586679][ T32] r4:00000000 [ 1340.586699][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.586811][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.586900][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.586993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321400 [ 1340.587072][ T32] r4:00000000 [ 1340.587125][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.587238][ T32] r9:83018205 r8:846b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1340.587299][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.587392][ T32] r5:00001000 r4:eb485000 [ 1340.587455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.587571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.587671][ T32] r5:856a6b8c r4:856a6800 [ 1340.587734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.587863][ T32] r7:ddde2d80 r6:83018200 r5:856a6b8c r4:85331b80 [ 1340.587917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.588023][ T32] r10:61c88647 r9:846b6c00 r8:85331bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.588105][ T32] r4:85331b80 [ 1340.588154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.588275][ T32] r10:00000000 r9:85331b80 r8:80287e08 r7:eba3de60 r6:85477f80 r5:846b6c00 [ 1340.588340][ T32] r4:00000001 [ 1340.588387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.588489][ T32] Exception stack(0xeba41fb0 to 0xeba41ff8) [ 1340.588553][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.588644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.588710][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.588786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.588838][ T32] r4:85321100 [ 1340.590122][ T32] INFO: task kworker/1:705:5337 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.590216][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.590346][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.590469][ T32] Call trace: [ 1340.590571][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.590690][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.590780][ T32] r4:00000000 [ 1340.590837][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.590923][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.590987][ T32] 9d20: a46cc000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.591056][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.591113][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.591197][ T32] r5:80070113 r4:80239bb0 [ 1340.591278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.591393][ T32] r4:82ac21e4 [ 1340.591443][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.591538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.591589][ T32] r4:eaf29dc0 [ 1340.591633][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.591731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.591792][ T32] r4:00000000 [ 1340.591845][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.591963][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.592021][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.592087][ T32] r5:00001000 r4:dfd17000 [ 1340.592134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.592185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.592233][ T32] r5:852bd78c r4:852bd400 [ 1340.592254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.592305][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.592327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.592472][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.592500][ T32] r4:8530ac00 [ 1340.592520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.592571][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.592597][ T32] r4:00000001 [ 1340.592617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.592656][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.592762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.592797][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.592850][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.592934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.592962][ T32] r4:852cfa40 [ 1340.593007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.593038][ T32] INFO: task kworker/1:706:5339 blocked for more than 467 seconds. [ 1340.593069][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.593095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.593166][ T32] task:kworker/1:706 state:D stack:0 pid:5339 tgid:5339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.593223][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.593268][ T32] Call trace: [ 1340.593307][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.593369][ T32] r10:8291a684 r9:eba49d84 r8:00000002 r7:60000013 r6:eba49d8c r5:846b2400 [ 1340.593406][ T32] r4:846b2400 [ 1340.593533][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.593611][ T32] r5:846b2400 r4:8291a680 [ 1340.593640][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.593685][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.593738][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba49e08 ** 2 printk messages dropped ** [ 1340.593994][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.619987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.620138][ T32] r5:856a6f8c r4:856a6c00 [ 1340.620215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.620372][ T32] r7:ddde2d80 r6:83018200 r5:856a6f8c r4:85331c00 [ 1340.620433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.620551][ T32] r10:61c88647 r9:846b2400 r8:85331c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.620631][ T32] r4:85331c00 [ 1340.620702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.620821][ T32] r10:00000000 r9:85331c00 r8:80287e08 r7:eba3de60 r6:8532f000 r5:846b2400 [ 1340.620877][ T32] r4:00000001 [ 1340.620926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.621037][ T32] Exception stack(0xeba49fb0 to 0xeba49ff8) [ 1340.621113][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.621205][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.621279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.621357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.621438][ T32] r4:85321200 [ 1340.622684][ T32] INFO: task kworker/1:706:5339 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.622827][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.623002][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.623171][ T32] Call trace: [ 1340.623242][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.623370][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.623418][ T32] r4:00000000 [ 1340.623458][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.623538][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.623608][ T32] 9d20: a4816000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.623667][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.623735][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.623788][ T32] r5:80070113 r4:80239bb0 [ 1340.623856][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1340.624113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 9 printk messages dropped ** [ 1340.639351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.640072][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 7 printk messages dropped ** [ 1340.640655][ T32] r4:852cfa40 ** 4 printk messages dropped ** [ 1340.640997][ T32] task:kworker/1:707 state:D stack:0 pid:5341 tgid:5341 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.642122][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.642819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.642892][ T32] r5:856a778c r4:856a7400 [ 1340.642913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.642966][ T32] r7:ddde2d80 r6:83018200 r5:856a778c r4:85331c80 ** 2 printk messages dropped ** [ 1340.643068][ T32] r4:85331c80 ** 4 printk messages dropped ** [ 1340.643302][ T32] Exception stack(0xeba51fb0 to 0xeba51ff8) ** 3 printk messages dropped ** [ 1340.643515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.664002][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 5 printk messages dropped ** [ 1340.680562][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.680984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 11 printk messages dropped ** [ 1340.682131][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.682786][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.683718][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.693235][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba59e08 ** 3 printk messages dropped ** [ 1340.693598][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.693833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321940 [ 1340.693916][ T32] r4:00000000 [ 1340.694013][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.698175][ T32] r9:83018205 r8:84788c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1340.698305][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.698447][ T32] r5:00001000 r4:eb669000 [ 1340.698508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.698617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.698730][ T32] r5:856a7b8c r4:856a7800 [ 1340.698819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.698944][ T32] r7:ddde2d80 r6:83018200 r5:856a7b8c r4:85331d00 [ 1340.699021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.699132][ T32] r10:61c88647 r9:84788c00 r8:85331d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.699183][ T32] r4:85331d00 [ 1340.699237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.699362][ T32] r10:00000000 r9:85331d00 r8:80287e08 r7:eba51e60 r6:8532f100 r5:84788c00 [ 1340.699425][ T32] r4:00000001 [ 1340.699492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.699647][ T32] Exception stack(0xeba59fb0 to 0xeba59ff8) [ 1340.699746][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.699832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.699910][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.699993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.700091][ T32] r4:85321500 [ 1340.701499][ T32] INFO: task kworker/1:708:5343 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.701627][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.701881][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.702004][ T32] Call trace: [ 1340.702101][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.702236][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.702301][ T32] r4:00000000 [ 1340.702356][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.702459][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.702540][ T32] 9d20: a4c62000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.702649][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.702729][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.702824][ T32] r5:80070113 r4:80239bb0 [ 1340.702885][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.702991][ T32] r4:82ac21e4 [ 1340.703058][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.703176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.703238][ T32] r4:eaf29dc0 [ 1340.703291][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.703409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.703483][ T32] r4:00000000 [ 1340.703552][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.703691][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.703751][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.703895][ T32] r5:00001000 r4:dfd17000 [ 1340.703961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.704082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.724921][ T32] r5:852bd78c r4:852bd400 [ 1340.725112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.725287][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.725370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.725541][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.725614][ T32] r4:8530ac00 [ 1340.725670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.725807][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.725874][ T32] r4:00000001 [ 1340.725959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.726087][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.726192][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.726272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.726347][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.726477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.726567][ T32] r4:852cfa40 [ 1340.726653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.726728][ T32] INFO: task kworker/1:709:5345 blocked for more than 467 seconds. [ 1340.726833][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.726903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.726963][ T32] task:kworker/1:709 state:D stack:0 pid:5345 tgid:5345 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.727117][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.727570][ T32] r4:84788000 ** 4 printk messages dropped ** [ 1340.728091][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba61e08 ** 9 printk messages dropped ** [ 1340.729074][ T32] r5:00001000 r4:eb693000 ** 1 printk messages dropped ** [ 1340.729251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.729366][ T32] r5:856a7f8c r4:856a7c00 ** 3 printk messages dropped ** [ 1340.729748][ T32] r10:61c88647 r9:84788000 r8:85331dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1340.730690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.732909][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.733332][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 7 printk messages dropped ** [ 1340.734047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 9 printk messages dropped ** [ 1340.765379][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 4 printk messages dropped ** [ 1340.765876][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 7 printk messages dropped ** [ 1340.766569][ T32] r4:852cfa40 ** 3 printk messages dropped ** [ 1340.766935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.766980][ T32] task:kworker/1:710 state:D stack:0 pid:5347 tgid:5347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.767142][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.767278][ T32] Call trace: [ 1340.767365][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.767491][ T32] r10:8291a684 r9:eba69d84 r8:00000002 r7:60000113 r6:eba69d8c r5:84789800 [ 1340.767561][ T32] r4:84789800 [ 1340.767622][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.767734][ T32] r5:84789800 r4:8291a680 [ 1340.767800][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.767905][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.768025][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba69e08 [ 1340.768085][ T32] r4:00000000 [ 1340.768134][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.768215][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.768319][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.768471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321cc0 [ 1340.768638][ T32] r4:00000000 [ 1340.768720][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.768832][ T32] r9:83018205 r8:84789800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1340.768895][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.769003][ T32] r5:00001000 r4:eb6e9000 [ 1340.769060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.769141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.769231][ T32] r5:856b038c r4:856b0000 [ 1340.769285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.769403][ T32] r7:ddde2d80 r6:83018200 r5:856b038c r4:85331e00 [ 1340.769457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.769559][ T32] r10:61c88647 r9:84789800 r8:85331e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.769654][ T32] r4:85331e00 [ 1340.769714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.769838][ T32] r10:00000000 r9:85331e00 r8:80287e08 r7:eba61e60 r6:8532f200 r5:84789800 [ 1340.769931][ T32] r4:00000001 [ 1340.769994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.770110][ T32] Exception stack(0xeba69fb0 to 0xeba69ff8) [ 1340.770204][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.770301][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.770384][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.770463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.770538][ T32] r4:85321780 [ 1340.771986][ T32] INFO: task kworker/1:710:5347 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.772159][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.772302][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.772390][ T32] Call trace: [ 1340.772505][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.772641][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.772726][ T32] r4:00000000 [ 1340.772795][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.772896][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.772989][ T32] 9d20: a502d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.773082][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.773152][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.773214][ T32] r5:80070113 r4:80239bb0 [ 1340.773276][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.773384][ T32] r4:82ac21e4 [ 1340.773437][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.773527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.773587][ T32] r4:eaf29dc0 [ 1340.773638][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.773766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.773846][ T32] r4:00000000 [ 1340.773896][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.774035][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.774099][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.814118][ T32] r5:00001000 r4:dfd17000 [ 1340.815278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.815512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.815639][ T32] r5:852bd78c r4:852bd400 [ 1340.815724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1340.816394][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 9 printk messages dropped ** [ 1340.817237][ T32] INFO: task kworker/1:711:5349 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1340.818261][ T32] r4:8478bc00 ** 4 printk messages dropped ** [ 1340.818707][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba71e08 ** 9 printk messages dropped ** [ 1340.819955][ T32] r5:00001000 r4:eb6b5000 ** 2 printk messages dropped ** [ 1340.820211][ T32] r5:8444a38c r4:8444a000 [ 1340.820289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1340.820983][ T32] r10:00000000 r9:85331e80 r8:80287e08 r7:eba69e60 r6:8532f280 r5:8478bc00 ** 3 printk messages dropped ** [ 1340.821399][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.821531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.821620][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.821727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.821802][ T32] r4:85321900 [ 1340.823260][ T32] INFO: task kworker/1:711:5349 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.823374][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.823609][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.823745][ T32] Call trace: [ 1340.823840][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.823990][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.824075][ T32] r4:00000000 [ 1340.824393][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.859411][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.859592][ T32] 9d20: a5779000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.859686][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.859777][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.859850][ T32] r5:80070113 r4:80239bb0 [ 1340.859897][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.860033][ T32] r4:82ac21e4 [ 1340.860117][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.860223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.860276][ T32] r4:eaf29dc0 [ 1340.860315][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.860457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.860513][ T32] r4:00000000 [ 1340.860554][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.860648][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.860750][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.860873][ T32] r5:00001000 r4:dfd17000 [ 1340.860914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.861016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.861099][ T32] r5:852bd78c r4:852bd400 [ 1340.861149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.861265][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.861339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.861477][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.861539][ T32] r4:8530ac00 [ 1340.861579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.861664][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.861702][ T32] r4:00000001 [ 1340.861758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.861842][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 3 printk messages dropped ** [ 1340.862045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.862608][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.863201][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1340.863562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854670c0 ** 7 printk messages dropped ** [ 1340.864017][ T32] r5:856b138c r4:856b1000 [ 1340.864052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.870183][ T32] r10:61c88647 r9:8478b000 r8:85331f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1340.871524][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.872315][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 7 printk messages dropped ** [ 1340.872651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 4 printk messages dropped ** [ 1340.872856][ T32] r5:00001000 r4:dfd17000 [ 1340.872877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.872934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.873017][ T32] r5:852bd78c r4:852bd400 [ 1340.873044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.873157][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.873214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.873270][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.873294][ T32] r4:8530ac00 [ 1340.873314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.873365][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1340.873389][ T32] r4:00000001 [ 1340.873409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.873449][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1340.873478][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.873509][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.873537][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.873568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.873592][ T32] r4:852cfa40 [ 1340.873613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.873679][ T32] INFO: task kworker/1:713:5353 blocked for more than 467 seconds. [ 1340.873808][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.873841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.873894][ T32] task:kworker/1:713 state:D stack:0 pid:5353 tgid:5353 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.873963][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.874086][ T32] Call trace: [ 1340.874197][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.884941][ T32] r10:8291a684 r9:eba81d84 r8:00000002 r7:60000113 r6:eba81d8c r5:8478a400 [ 1340.885070][ T32] r4:8478a400 [ 1340.885127][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.885255][ T32] r5:8478a400 r4:8291a680 [ 1340.885325][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.885417][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.885521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 [ 1340.885571][ T32] r4:00000000 [ 1340.885654][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.885735][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.885824][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.885915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321e00 [ 1340.885964][ T32] r4:00000000 [ 1340.886018][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.886124][ T32] r9:83018205 r8:8478a400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.886175][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.886239][ T32] r5:00001000 r4:eb6f5000 [ 1340.886262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.886306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.886355][ T32] r5:856b078c r4:856b0400 [ 1340.886376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.886459][ T32] r7:ddde2d80 r6:83018200 r5:856b078c r4:85331f80 [ 1340.886511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.886570][ T32] r10:61c88647 r9:8478a400 r8:85331fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.886713][ T32] r4:85331f80 [ 1340.886738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.886837][ T32] r10:00000000 r9:85331f80 r8:80287e08 r7:eba79e60 r6:8532f380 r5:8478a400 [ 1340.886932][ T32] r4:00000001 [ 1340.887213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.887262][ T32] Exception stack(0xeba81fb0 to 0xeba81ff8) [ 1340.887302][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.887335][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.887363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.887426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.887455][ T32] r4:85321b40 [ 1340.888217][ T32] INFO: task kworker/1:713:5353 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.888276][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.888505][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.888558][ T32] Call trace: [ 1340.888620][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.888699][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.888824][ T32] r4:00000000 [ 1340.888919][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.888966][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.888997][ T32] 9d20: a586c000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.889058][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.889092][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.889130][ T32] r5:80070113 r4:80239bb0 [ 1340.889164][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.889210][ T32] r4:82ac21e4 [ 1340.889254][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1340.889373][ T32] r4:eaf29dc0 ** 5 printk messages dropped ** [ 1340.889718][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.890569][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 3 printk messages dropped ** [ 1340.890724][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.890804][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.890844][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.890877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.890929][ T32] r4:852cfa40 [ 1340.890957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.891013][ T32] INFO: task kworker/1:714:5355 blocked for more than 467 seconds. [ 1340.891051][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.891078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.891100][ T32] task:kworker/1:714 state:D stack:0 pid:5355 tgid:5355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.891163][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.891274][ T32] Call trace: [ 1340.891385][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.891507][ T32] r10:8291a684 r9:eba89d84 r8:00000002 r7:60000113 r6:eba89d8c r5:8478c800 [ 1340.891535][ T32] r4:8478c800 [ 1340.891584][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.891635][ T32] r5:8478c800 r4:8291a680 [ 1340.891655][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.891702][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.891753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba89e08 [ 1340.891776][ T32] r4:00000000 [ 1340.891796][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.891835][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.891871][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.891916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321f40 [ 1340.891939][ T32] r4:00000000 [ 1340.891958][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.892010][ T32] r9:83018205 r8:8478c800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1340.892034][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.892187][ T32] r5:856b0b8c r4:856b0800 [ 1340.892207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.892521][ T32] r4:8533e000 ** 8 printk messages dropped ** [ 1340.893052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1340.925495][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 13 printk messages dropped ** [ 1340.926368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1340.927414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1340.928515][ T32] r5:8570c800 r4:8291a680 [ 1340.928535][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.928578][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.928631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba2de08 [ 1340.928667][ T32] r4:00000000 [ 1340.928690][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.928763][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.928842][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.928899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336e40 [ 1340.928951][ T32] r4:00000000 [ 1340.929013][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.929121][ T32] r9:83018205 r8:8570c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1340.929173][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.929287][ T32] r5:00001000 r4:eb7e1000 [ 1340.929330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.929410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.929499][ T32] r5:856b0f8c r4:856b0c00 [ 1340.929542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.929637][ T32] r7:ddde2d80 r6:83018200 r5:856b0f8c r4:8533e080 [ 1340.929717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.929819][ T32] r10:61c88647 r9:8570c800 r8:8533e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.929846][ T32] r4:8533e080 [ 1340.929870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.929953][ T32] r10:00000000 r9:8533e080 r8:80287e08 r7:eba79e60 r6:8533e100 r5:8570c800 [ 1340.929987][ T32] r4:00000001 [ 1340.930228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.930315][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) [ 1340.930371][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.930431][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.930497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.930558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.930604][ T32] r4:85336a40 [ 1340.931915][ T32] INFO: task kworker/1:715:5357 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1340.932009][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.932133][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.932225][ T32] Call trace: [ 1340.932333][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.932432][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.932473][ T32] r4:00000000 [ 1340.932511][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.932588][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.932681][ T32] 9d20: a5d1c000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.932848][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.932919][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.933002][ T32] r5:80070113 r4:80239bb0 [ 1340.933055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1340.933593][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.933974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.959548][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 5 printk messages dropped ** [ 1340.960084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1340.961121][ T32] r4:8570e000 ** 4 printk messages dropped ** [ 1340.961539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba8de08 ** 9 printk messages dropped ** [ 1340.962490][ T32] r5:00001000 r4:eb81d000 ** 2 printk messages dropped ** [ 1340.962804][ T32] r5:856b178c r4:856b1400 ** 1 printk messages dropped ** [ 1340.963014][ T32] r7:ddde2d80 r6:83018200 r5:856b178c r4:8533e180 ** 7 printk messages dropped ** [ 1340.963754][ T32] Exception stack(0xeba8dfb0 to 0xeba8dff8) ** 7 printk messages dropped ** [ 1340.991684][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.991938][ T32] Call trace: [ 1340.992019][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.992196][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1340.992333][ T32] r4:00000000 [ 1340.992410][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.992521][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1340.992608][ T32] 9d20: a6038000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1340.992692][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1340.992779][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1340.992852][ T32] r5:80070113 r4:80239bb0 [ 1340.992920][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.993044][ T32] r4:82ac21e4 [ 1340.993129][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.993247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1340.993331][ T32] r4:eaf29dc0 [ 1340.993390][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.993506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1340.993613][ T32] r4:00000000 [ 1340.993678][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.993815][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.993880][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.993992][ T32] r5:00001000 r4:dfd17000 [ 1340.994077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.999246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.999457][ T32] r5:852bd78c r4:852bd400 [ 1340.999531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.999667][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1340.999719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.999851][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.999954][ T32] r4:8530ac00 [ 1341.000021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.000152][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.000219][ T32] r4:00000001 [ 1341.000294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.000403][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1341.000485][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.000561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.000655][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.000772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.000862][ T32] r4:852cfa40 [ 1341.000931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.001013][ T32] INFO: task kworker/1:717:5362 blocked for more than 467 seconds. [ 1341.001099][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.001163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.001218][ T32] task:kworker/1:717 state:D stack:0 pid:5362 tgid:5362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.001342][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.001434][ T32] Call trace: [ 1341.001529][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.001626][ T32] r10:8291a684 r9:eba95d84 r8:00000002 r7:60000113 r6:eba95d8c r5:85710000 [ 1341.001669][ T32] r4:85710000 [ 1341.001706][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.001797][ T32] r5:85710000 r4:8291a680 [ 1341.001854][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.001941][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.002041][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba95e08 [ 1341.002098][ T32] r4:00000000 [ 1341.002144][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.002244][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.002351][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.002472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467440 [ 1341.002532][ T32] r4:00000000 [ 1341.002588][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.002713][ T32] r9:83018205 r8:85710000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1341.002823][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.002944][ T32] r5:00001000 r4:eb839000 [ 1341.003005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.003110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.003223][ T32] r5:856b1b8c r4:856b1800 [ 1341.003328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.003451][ T32] r7:ddde2d80 r6:83018200 r5:856b1b8c r4:8533e280 [ 1341.003511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.003663][ T32] r10:61c88647 r9:85710000 r8:8533e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.003744][ T32] r4:8533e280 [ 1341.003812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.003924][ T32] r10:00000000 r9:8533e280 r8:80287e08 r7:eba8de60 r6:8533e300 r5:85710000 [ 1341.004004][ T32] r4:00000001 [ 1341.004061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.029908][ T32] Exception stack(0xeba95fb0 to 0xeba95ff8) [ 1341.030172][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.030262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.030346][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.030447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.030507][ T32] r4:85467180 [ 1341.031888][ T32] INFO: task kworker/1:717:5362 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.031988][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.032210][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.032398][ T32] Call trace: [ 1341.032498][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.032642][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 ** 2 printk messages dropped ** [ 1341.032903][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.033005][ T32] 9d20: a6249000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.033084][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.033153][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.033210][ T32] r5:80070113 r4:80239bb0 [ 1341.033262][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.033373][ T32] r4:82ac21e4 [ 1341.033420][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.033526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.033770][ T32] r4:eaf29dc0 [ 1341.033846][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.033984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.034042][ T32] r4:00000000 [ 1341.034095][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.038498][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.038640][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.038804][ T32] r5:00001000 r4:dfd17000 [ 1341.038855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.038956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.039065][ T32] r5:852bd78c r4:852bd400 [ 1341.039118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.039245][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.039332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.039466][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.039536][ T32] r4:8530ac00 [ 1341.039600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.039741][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.039840][ T32] r4:00000001 [ 1341.039913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.040011][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1341.040098][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.040165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.040248][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.040322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.040384][ T32] r4:852cfa40 [ 1341.040447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.040522][ T32] INFO: task kworker/1:718:5364 blocked for more than 467 seconds. [ 1341.040604][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.040670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.040730][ T32] task:kworker/1:718 state:D stack:0 pid:5364 tgid:5364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.040901][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.041040][ T32] Call trace: [ 1341.041124][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.041272][ T32] r10:8291a684 r9:eba35d84 r8:00000002 r7:60000113 r6:eba35d8c r5:85710c00 [ 1341.041327][ T32] r4:85710c00 [ 1341.041382][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.041481][ T32] r5:85710c00 r4:8291a680 [ 1341.041529][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.041631][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.041729][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba35e08 [ 1341.041826][ T32] r4:00000000 [ 1341.041897][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.041998][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.042093][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.042213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854678c0 [ 1341.042272][ T32] r4:00000000 [ 1341.042318][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.042416][ T32] r9:83018205 r8:85710c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1341.042461][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.042562][ T32] r5:00001000 r4:eba9f000 [ 1341.042639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.042770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.042867][ T32] r5:856b238c r4:856b2000 [ 1341.042915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.043013][ T32] r7:ddde2d80 r6:83018200 r5:856b238c r4:8533e380 [ 1341.043078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.043222][ T32] r10:61c88647 r9:85710c00 r8:8533e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.043285][ T32] r4:8533e380 [ 1341.043340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.043459][ T32] r10:00000000 r9:8533e380 r8:80287e08 r7:eba95e60 r6:8533e400 r5:85710c00 [ 1341.043545][ T32] r4:00000001 [ 1341.043616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.044133][ T32] Exception stack(0xeba35fb0 to 0xeba35ff8) [ 1341.044240][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.068062][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.068278][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.069940][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.071727][ T32] r4:eaf29dc0 ** 11 printk messages dropped ** [ 1341.072844][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 8 printk messages dropped ** [ 1341.073723][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1341.091452][ T32] r4:85712400 ** 3 printk messages dropped ** [ 1341.091837][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.092228][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.092940][ T32] r5:00001000 r4:eb863000 ** 2 printk messages dropped ** [ 1341.093199][ T32] r5:856b1f8c r4:856b1c00 [ 1341.093259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.093379][ T32] r7:ddde2d80 r6:83018200 r5:856b1f8c r4:8533e480 ** 1 printk messages dropped ** [ 1341.093547][ T32] r10:61c88647 r9:85712400 r8:8533e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1341.094243][ T32] Exception stack(0xeba9dfb0 to 0xeba9dff8) [ 1341.115015][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.115118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.115185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.115264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.115400][ T32] r4:85467380 [ 1341.116810][ T32] INFO: task kworker/1:719:5366 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.116916][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.117092][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.117211][ T32] Call trace: [ 1341.117291][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.117435][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.117512][ T32] r4:00000000 [ 1341.117561][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.117658][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.117736][ T32] 9d20: a6778000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.117838][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.117921][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.118008][ T32] r5:80070113 r4:80239bb0 [ 1341.118091][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.118221][ T32] r4:82ac21e4 [ 1341.118302][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.118413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.118464][ T32] r4:eaf29dc0 [ 1341.118508][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.118608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.118668][ T32] r4:00000000 [ 1341.118762][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.118897][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.118950][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.119092][ T32] r5:00001000 r4:dfd17000 [ 1341.119142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.119240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.119352][ T32] r5:852bd78c r4:852bd400 [ 1341.119406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.119521][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.119572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.119686][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.119754][ T32] r4:8530ac00 [ 1341.119825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.119987][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.120062][ T32] r4:00000001 [ 1341.120131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.120238][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1341.120306][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.120401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.120480][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.120571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.120637][ T32] r4:852cfa40 [ 1341.120685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.120763][ T32] INFO: task kworker/1:720:5370 blocked for more than 467 seconds. [ 1341.120853][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.120915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.120964][ T32] task:kworker/1:720 state:D stack:0 pid:5370 tgid:5370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.121100][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.121213][ T32] Call trace: [ 1341.121318][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.121428][ T32] r10:8291a684 r9:eba99d84 r8:00000002 r7:60000113 r6:eba99d8c r5:85713000 [ 1341.121479][ T32] r4:85713000 [ 1341.121528][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.121621][ T32] r5:85713000 r4:8291a680 [ 1341.121664][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.121797][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.121917][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 [ 1341.121977][ T32] r4:00000000 [ 1341.122027][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.122130][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.122240][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.122333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854679c0 [ 1341.122382][ T32] r4:00000000 [ 1341.122431][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.122573][ T32] r9:83018205 r8:85713000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1341.122667][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.122834][ T32] r5:00001000 r4:ebaab000 [ 1341.122894][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.122988][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.123087][ T32] r5:856b278c r4:856b2400 [ 1341.123163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.123290][ T32] r7:ddde2d80 r6:83018200 r5:856b278c r4:8533e580 [ 1341.123351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.123478][ T32] r10:61c88647 r9:85713000 r8:8533e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.123541][ T32] r4:8533e580 [ 1341.123595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.123707][ T32] r10:00000000 r9:8533e580 r8:80287e08 r7:eba35e60 r6:8533e600 r5:85713000 [ 1341.123792][ T32] r4:00000001 [ 1341.123842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.123922][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) [ 1341.123983][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.124051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.124136][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.144611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.144722][ T32] r4:85467700 [ 1341.146013][ T32] INFO: task kworker/1:720:5370 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.146125][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.146313][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.146474][ T32] Call trace: [ 1341.146553][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.146678][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.146773][ T32] r4:00000000 [ 1341.146861][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.146958][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.147028][ T32] 9d20: a67ce000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.147116][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.147187][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.147250][ T32] r5:80070113 r4:80239bb0 [ 1341.147303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.147415][ T32] r4:82ac21e4 [ 1341.147485][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.147594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.147642][ T32] r4:eaf29dc0 [ 1341.147684][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.147796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 3 printk messages dropped ** [ 1341.148278][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1341.149011][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 4 printk messages dropped ** [ 1341.149600][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 3 printk messages dropped ** [ 1341.149896][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.150268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1341.150579][ T32] task:kworker/1:721 state:D stack:0 pid:5371 tgid:5371 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.150697][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.150826][ T32] Call trace: [ 1341.150980][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.151094][ T32] r10:8291a684 r9:eba91d84 r8:00000002 r7:60000113 r6:eba91d8c r5:85713c00 [ 1341.151148][ T32] r4:85713c00 [ 1341.151217][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.151347][ T32] r5:85713c00 r4:8291a680 [ 1341.151433][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.151556][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.151674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba91e08 [ 1341.151732][ T32] r4:00000000 [ 1341.151794][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.151878][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.151981][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.152095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467b80 [ 1341.152146][ T32] r4:00000000 [ 1341.152202][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.152339][ T32] r9:83018205 r8:85713c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1341.152395][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.152487][ T32] r5:00001000 r4:ebab7000 [ 1341.152531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.152613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.152715][ T32] r5:856b2b8c r4:856b2800 [ 1341.152815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.152957][ T32] r7:ddde2d80 r6:83018200 r5:856b2b8c r4:8533e680 [ 1341.153031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.153156][ T32] r10:61c88647 r9:85713c00 r8:8533e6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.153219][ T32] r4:8533e680 [ 1341.153339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.153463][ T32] r10:00000000 r9:8533e680 r8:80287e08 r7:eba99e60 r6:8533e700 r5:85713c00 [ 1341.153521][ T32] r4:00000001 [ 1341.153569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.153664][ T32] Exception stack(0xeba91fb0 to 0xeba91ff8) [ 1341.153741][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.153838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.153962][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.154057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.154122][ T32] r4:854677c0 [ 1341.186137][ T32] INFO: task kworker/1:721:5371 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.186297][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.186486][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.186646][ T32] Call trace: [ 1341.186810][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.186966][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.187029][ T32] r4:00000000 [ 1341.187080][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.187205][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.187278][ T32] 9d20: a6b19000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.187344][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.187400][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.187455][ T32] r5:80070113 r4:80239bb0 [ 1341.187517][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.187627][ T32] r4:82ac21e4 [ 1341.187683][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.187788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.187856][ T32] r4:eaf29dc0 [ 1341.187926][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.188039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.188086][ T32] r4:00000000 [ 1341.188129][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.188342][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.188397][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.188489][ T32] r5:00001000 r4:dfd17000 [ 1341.188533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.188622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.189351][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 9 printk messages dropped ** [ 1341.190126][ T32] INFO: task kworker/1:722:5373 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.191017][ T32] r5:85714800 r4:8291a680 ** 2 printk messages dropped ** [ 1341.191365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab5e08 [ 1341.191426][ T32] r4:00000000 [ 1341.191480][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.191575][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.191673][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.191799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467f00 [ 1341.191860][ T32] r4:00000000 [ 1341.191912][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.192070][ T32] r9:83018205 r8:85714800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1341.192147][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.192250][ T32] r5:00001000 r4:ebacf000 [ 1341.192300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.192419][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.192531][ T32] r5:856b338c r4:856b3000 [ 1341.192580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.192687][ T32] r7:ddde2d80 r6:83018200 r5:856b338c r4:8533e780 [ 1341.192735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.192842][ T32] r10:61c88647 r9:85714800 r8:8533e7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.192897][ T32] r4:8533e780 [ 1341.192947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.193065][ T32] r10:00000000 r9:8533e780 r8:80287e08 r7:eba91e60 r6:8533e800 r5:85714800 [ 1341.193128][ T32] r4:00000001 [ 1341.193183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.193277][ T32] Exception stack(0xebab5fb0 to 0xebab5ff8) [ 1341.193354][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.193468][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.193614][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.193731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.193802][ T32] r4:85467ac0 [ 1341.216964][ T32] INFO: task kworker/1:722:5373 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.217093][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.217307][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.217417][ T32] Call trace: [ 1341.217486][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.217622][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.217690][ T32] r4:00000000 [ 1341.217752][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.217870][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.217936][ T32] 9d20: a6df8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.217997][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.218054][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.218111][ T32] r5:80070113 r4:80239bb0 [ 1341.218155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.218250][ T32] r4:82ac21e4 [ 1341.218295][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.218400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.218479][ T32] r4:eaf29dc0 [ 1341.218524][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.218628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.218704][ T32] r4:00000000 [ 1341.218859][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.219012][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.219073][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.219174][ T32] r5:00001000 r4:dfd17000 [ 1341.219226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.219351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.219468][ T32] r5:852bd78c r4:852bd400 [ 1341.219517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.219640][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.219700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.219814][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.219867][ T32] r4:8530ac00 [ 1341.219917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.220023][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.220077][ T32] r4:00000001 [ 1341.220120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.220202][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1341.220301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.220376][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.220496][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.220579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.220627][ T32] r4:852cfa40 [ 1341.220675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.220729][ T32] INFO: task kworker/1:723:5375 blocked for more than 467 seconds. [ 1341.220801][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.220854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.220900][ T32] task:kworker/1:723 state:D stack:0 pid:5375 tgid:5375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.220995][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.221083][ T32] Call trace: [ 1341.221153][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.221262][ T32] r10:8291a684 r9:ebac1d84 r8:00000002 r7:60000113 r6:ebac1d8c r5:85715400 [ 1341.221313][ T32] r4:85715400 [ 1341.221377][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.221483][ T32] r5:85715400 r4:8291a680 [ 1341.221571][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.221659][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.221743][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac1e08 [ 1341.221806][ T32] r4:00000000 [ 1341.221849][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.221932][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.222043][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.222156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467d00 [ 1341.222207][ T32] r4:00000000 [ 1341.222248][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.222340][ T32] r9:83018205 r8:85715400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1341.222384][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.222467][ T32] r5:00001000 r4:ebac3000 [ 1341.222548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.222727][ T32] r5:856b2f8c r4:856b2c00 [ 1341.222797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.222896][ T32] r7:ddde2d80 r6:83018200 r5:856b2f8c r4:8533e880 [ 1341.222938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.223042][ T32] r10:61c88647 r9:85715400 r8:8533e8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.223098][ T32] r4:8533e880 [ 1341.223139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.223240][ T32] r10:00000000 r9:8533e880 r8:80287e08 r7:ebab5e60 r6:8533e900 r5:85715400 [ 1341.223286][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.223578][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.245877][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.246685][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.246787][ T32] 9d20: a71f3000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.246859][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.246924][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.246990][ T32] r5:80070113 r4:80239bb0 [ 1341.247085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.247201][ T32] r4:82ac21e4 [ 1341.247253][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.247353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.247435][ T32] r4:eaf29dc0 [ 1341.247488][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.247631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.247697][ T32] r4:00000000 [ 1341.247749][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.247923][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.248039][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.248170][ T32] r5:00001000 r4:dfd17000 [ 1341.248230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.248331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.248437][ T32] r5:852bd78c r4:852bd400 [ 1341.248491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.248645][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.248718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.248855][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.248915][ T32] r4:8530ac00 [ 1341.248996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.249129][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.249196][ T32] r4:00000001 [ 1341.249278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.249414][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1341.249504][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.249580][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.249651][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.249732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.249798][ T32] r4:852cfa40 [ 1341.249858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.249967][ T32] INFO: task kworker/0:397:5376 blocked for more than 467 seconds. [ 1341.250077][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.250147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.250234][ T32] task:kworker/0:397 state:D stack:0 pid:5376 tgid:5376 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.250397][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.250497][ T32] Call trace: [ 1341.250579][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.250694][ T32] r10:8291a684 r9:ebaa9d84 r8:00000002 r7:60000113 r6:ebaa9d8c r5:85716000 [ 1341.250777][ T32] r4:85716000 [ 1341.250836][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.250936][ T32] r5:85716000 r4:8291a680 [ 1341.251019][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.251141][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.251256][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa9e08 [ 1341.251318][ T32] r4:00000000 [ 1341.251366][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.251454][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.251557][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.251652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555e440 [ 1341.251707][ T32] r4:00000000 [ 1341.251764][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.251869][ T32] r9:83018005 r8:85716000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1341.251923][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.252020][ T32] r5:00001000 r4:ebb9d000 [ 1341.252067][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.252154][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.252261][ T32] r5:856c638c r4:856c6000 [ 1341.252330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.252433][ T32] r7:dddced80 r6:83018000 r5:856c638c r4:8532f480 [ 1341.252487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.252608][ T32] r10:61c88647 r9:85716000 r8:8532f4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.252665][ T32] r4:8532f480 [ 1341.252710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.252841][ T32] r10:00000000 r9:8532f480 r8:80287e08 r7:eba1de60 r6:8533e980 r5:85716000 [ 1341.252899][ T32] r4:00000001 [ 1341.252945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.253059][ T32] Exception stack(0xebaa9fb0 to 0xebaa9ff8) [ 1341.253135][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.253201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.253259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.253329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.253383][ T32] r4:85479440 [ 1341.284918][ T32] INFO: task kworker/0:397:5376 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.285067][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.285282][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.285447][ T32] Call trace: [ 1341.285549][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.285662][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.285729][ T32] r4:00000000 [ 1341.285811][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.285922][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.286030][ T32] 9d20: a7486000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.286127][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.286199][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.286260][ T32] r5:80070113 r4:80239bb0 [ 1341.286307][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.286401][ T32] r4:82ac21e4 [ 1341.286474][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.286575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.286623][ T32] r4:eaf29dc0 [ 1341.286661][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.286817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.286870][ T32] r4:00000000 [ 1341.286914][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.287042][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.287098][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.287193][ T32] r5:00001000 r4:dfd17000 [ 1341.287241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.287335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.287463][ T32] r5:852bd78c r4:852bd400 [ 1341.287534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.287647][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.287699][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.287819][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.287898][ T32] r4:8530ac00 [ 1341.287963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.288080][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.288135][ T32] r4:00000001 [ 1341.288184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.288273][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1341.288338][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.288423][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.288505][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.288569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.288623][ T32] r4:852cfa40 [ 1341.288689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.288746][ T32] INFO: task kworker/1:724:5379 blocked for more than 467 seconds. [ 1341.288831][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.288885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.288938][ T32] task:kworker/1:724 state:D stack:0 pid:5379 tgid:5379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.289051][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.289230][ T32] Call trace: [ 1341.289343][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.289451][ T32] r10:8291a684 r9:ebacdd84 r8:00000002 r7:60000113 r6:ebacdd8c r5:85716c00 [ 1341.289500][ T32] r4:85716c00 [ 1341.289543][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1341.289875][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebacde08 ** 8 printk messages dropped ** [ 1341.290500][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.290869][ T32] r5:856b378c r4:856b3400 [ 1341.290917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.291020][ T32] r7:ddde2d80 r6:83018200 r5:856b378c r4:8533ea00 [ 1341.291071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.291179][ T32] r10:61c88647 r9:85716c00 r8:8533ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.291254][ T32] r4:8533ea00 [ 1341.291314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.291424][ T32] r10:00000000 r9:8533ea00 r8:80287e08 r7:ebab5e60 r6:8533ea80 r5:85716c00 [ 1341.291474][ T32] r4:00000001 [ 1341.291516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.291612][ T32] Exception stack(0xebacdfb0 to 0xebacdff8) [ 1341.291697][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.291797][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.291862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.291932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.291987][ T32] r4:85467d80 [ 1341.293204][ T32] INFO: task kworker/1:724:5379 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.293285][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.293401][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.293519][ T32] Call trace: [ 1341.293633][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.293746][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.293808][ T32] r4:00000000 [ 1341.293852][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.293938][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.294000][ T32] 9d20: a7486000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.294066][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.294120][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.294174][ T32] r5:80070113 r4:80239bb0 [ 1341.294321][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.321973][ T32] r4:82ac21e4 [ 1341.322053][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.322124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.322150][ T32] r4:eaf29dc0 [ 1341.322170][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.322247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.322303][ T32] r4:00000000 [ 1341.322355][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.322439][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.322465][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.322562][ T32] r5:00001000 r4:dfd17000 [ 1341.322728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.322816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.322897][ T32] r5:852bd78c r4:852bd400 [ 1341.322925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.323010][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.323065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.323124][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.323149][ T32] r4:8530ac00 [ 1341.323170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1341.323430][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.323968][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.337951][ T32] r5:85711800 r4:8291a680 ** 3 printk messages dropped ** [ 1341.338158][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.338374][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.338704][ T32] r5:856b3f8c r4:856b3c00 [ 1341.338725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.338819][ T32] r7:ddde2d80 r6:83018200 r5:856b3f8c r4:8533eb00 ** 1 printk messages dropped ** [ 1341.338938][ T32] r10:61c88647 r9:85711800 r8:8533eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.339443][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.340530][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.340623][ T32] Call trace: [ 1341.340657][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.340761][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.340793][ T32] r4:00000000 [ 1341.340839][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.340890][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.340923][ T32] 9d20: a7c1b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.340980][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.341016][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.341042][ T32] r5:80070113 r4:80239bb0 [ 1341.341063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.341118][ T32] r4:82ac21e4 [ 1341.341142][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.341235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.341284][ T32] r4:eaf29dc0 [ 1341.341327][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.341430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.341480][ T32] r4:00000000 [ 1341.341526][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.341632][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.341696][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.341798][ T32] r5:00001000 r4:dfd17000 [ 1341.341883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.341978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.342073][ T32] r5:852bd78c r4:852bd400 [ 1341.342138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.342247][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.342294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.342396][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.342446][ T32] r4:8530ac00 [ 1341.342493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.342616][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.342675][ T32] r4:00000001 [ 1341.342767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.342855][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 3 printk messages dropped ** [ 1341.343101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1341.352970][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae5e08 ** 12 printk messages dropped ** [ 1341.353615][ T32] r5:856b3b8c r4:856b3800 [ 1341.353664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.353721][ T32] r7:ddde2d80 r6:83018200 r5:856b3b8c r4:8533ec00 ** 1 printk messages dropped ** [ 1341.353901][ T32] r10:61c88647 r9:85703000 r8:8533ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.353930][ T32] r4:8533ec00 [ 1341.354078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.354136][ T32] r10:00000000 r9:8533ec00 r8:80287e08 r7:ebad9e60 r6:8533ec80 r5:85703000 [ 1341.354159][ T32] r4:00000001 [ 1341.354179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.354282][ T32] Exception stack(0xebae5fb0 to 0xebae5ff8) [ 1341.367425][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.367566][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.367640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.367705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.367750][ T32] r4:8532da40 [ 1341.368941][ T32] INFO: task kworker/1:726:5382 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.369024][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.369203][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.369363][ T32] Call trace: [ 1341.369455][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.369596][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.369647][ T32] r4:00000000 [ 1341.369691][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.369799][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.369864][ T32] 9d20: a7fb8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.369921][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.369996][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.370076][ T32] r5:80070113 r4:80239bb0 [ 1341.370176][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.370262][ T32] r4:82ac21e4 [ 1341.370317][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.370477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.370561][ T32] r4:eaf29dc0 [ 1341.370658][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.370836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.370943][ T32] r4:00000000 [ 1341.370994][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.371108][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.371160][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.371251][ T32] r5:00001000 r4:dfd17000 [ 1341.371324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.371443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.371537][ T32] r5:852bd78c r4:852bd400 [ 1341.371582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.371700][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.371764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.372083][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 6 printk messages dropped ** [ 1341.372617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.372665][ T32] r4:852cfa40 [ 1341.372768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.372851][ T32] INFO: task kworker/1:727:5384 blocked for more than 467 seconds. [ 1341.372934][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.373081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.373157][ T32] task:kworker/1:727 state:D stack:0 pid:5384 tgid:5384 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.373286][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.373405][ T32] Call trace: [ 1341.373477][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.373577][ T32] r10:8291a684 r9:ebaf1d84 r8:00000002 r7:60000113 r6:ebaf1d8c r5:85718000 [ 1341.373628][ T32] r4:85718000 [ 1341.373694][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.373795][ T32] r5:85718000 r4:8291a680 [ 1341.373845][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.373930][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.374028][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf1e08 [ 1341.374075][ T32] r4:00000000 [ 1341.374115][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.395876][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.395993][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.396047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85482300 [ 1341.396098][ T32] r4:00000000 [ 1341.396126][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.396180][ T32] r9:83018205 r8:85718000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1341.396239][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.396318][ T32] r5:00001000 r4:ebaff000 [ 1341.396377][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.396436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.396488][ T32] r5:8572c38c r4:8572c000 [ 1341.396509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.396563][ T32] r7:ddde2d80 r6:83018200 r5:8572c38c r4:8533ed00 [ 1341.396586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.396638][ T32] r10:61c88647 r9:85718000 r8:8533ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.396699][ T32] r4:8533ed00 [ 1341.396736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.396808][ T32] r10:00000000 r9:8533ed00 r8:80287e08 r7:ebad9e60 r6:8533ed80 r5:85718000 [ 1341.396835][ T32] r4:00000001 [ 1341.396879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.396996][ T32] Exception stack(0xebaf1fb0 to 0xebaf1ff8) [ 1341.397049][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.397083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.397112][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.397191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.397220][ T32] r4:85482040 ** 1 printk messages dropped ** [ 1341.397953][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1341.399560][ T32] r5:00001000 r4:dfd17000 ** 9 printk messages dropped ** [ 1341.400119][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 14 printk messages dropped ** [ 1341.402399][ T32] Call trace: ** 8 printk messages dropped ** [ 1341.403010][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1341.403809][ T32] r5:8572cb8c r4:8572c800 [ 1341.403835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1341.426632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1341.428044][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.428101][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.428130][ T32] r5:80070113 r4:80239bb0 [ 1341.428274][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.428323][ T32] r4:82ac21e4 [ 1341.428392][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.428444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.428468][ T32] r4:eaf29dc0 [ 1341.428488][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.428534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.428584][ T32] r4:00000000 [ 1341.428661][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.428743][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.428799][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.428850][ T32] r5:00001000 r4:dfd17000 [ 1341.428889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.428962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.429038][ T32] r5:852bd78c r4:852bd400 [ 1341.429063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.429116][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.429148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.429331][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 16 printk messages dropped ** [ 1341.430406][ T32] r10:8291a684 r9:eb86dd84 r8:00000002 r7:60000113 r6:eb86dd8c r5:85719800 ** 15 printk messages dropped ** [ 1341.431375][ T32] r5:00001000 r4:dfa77000 ** 2 printk messages dropped ** [ 1341.431567][ T32] r5:8572c78c r4:8572c400 [ 1341.431591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1341.431718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.432107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.432957][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 ** 9 printk messages dropped ** [ 1341.433502][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1341.459278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.460846][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 10 printk messages dropped ** [ 1341.461971][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1341.463427][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1341.483859][ T32] r5:8572cf8c r4:8572cc00 [ 1341.483944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.484063][ T32] r7:ddde2d80 r6:83018200 r5:8572cf8c r4:85498000 ** 4 printk messages dropped ** [ 1341.485282][ T32] r10:00000000 r9:85498000 r8:80287e08 r7:ebafde60 r6:85498080 r5:8571a400 ** 13 printk messages dropped ** [ 1341.488021][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 ** 2 printk messages dropped ** [ 1341.488219][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.488329][ T32] 9d20: a884a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.488420][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.488494][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.488572][ T32] r5:80070113 r4:80239bb0 [ 1341.488641][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.488768][ T32] r4:82ac21e4 [ 1341.488841][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.488961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.489049][ T32] r4:eaf29dc0 [ 1341.489110][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.489232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.489298][ T32] r4:00000000 [ 1341.489379][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.489493][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.489559][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.489677][ T32] r5:00001000 r4:dfd17000 [ 1341.489768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.489901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.490031][ T32] r5:852bd78c r4:852bd400 [ 1341.490092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.490216][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.490280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.490411][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.490474][ T32] r4:8530ac00 [ 1341.490529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.490678][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.490776][ T32] r4:00000001 [ 1341.490874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.490987][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1341.491064][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.491143][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.491240][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.491335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.491393][ T32] r4:852cfa40 [ 1341.491450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.491540][ T32] INFO: task kworker/1:731:5391 blocked for more than 468 seconds. [ 1341.491625][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.491696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.491752][ T32] task:kworker/1:731 state:D stack:0 pid:5391 tgid:5391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.491907][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.492033][ T32] Call trace: [ 1341.492147][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.492308][ T32] r10:8291a684 r9:eb8a1d84 r8:00000002 r7:60000113 r6:eb8a1d8c r5:8571b000 [ 1341.492376][ T32] r4:8571b000 [ 1341.492432][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.492541][ T32] r5:8571b000 r4:8291a680 [ 1341.492626][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.492746][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.492876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a1e08 [ 1341.492938][ T32] r4:00000000 [ 1341.492994][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.493084][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.493160][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.493265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85482980 [ 1341.493323][ T32] r4:00000000 [ 1341.493376][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.493493][ T32] r9:83018205 r8:8571b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.493551][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.493665][ T32] r5:00001000 r4:e0657000 [ 1341.493723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.493842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.493962][ T32] r5:8572d38c r4:8572d000 [ 1341.494020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.494141][ T32] r7:ddde2d80 r6:83018200 r5:8572d38c r4:85498100 [ 1341.525564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.525889][ T32] r10:61c88647 r9:8571b000 r8:8549812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.525998][ T32] r4:85498100 [ 1341.526061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1341.526667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1341.529505][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 1 printk messages dropped ** [ 1341.529671][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.529809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.529862][ T32] r4:eaf29dc0 [ 1341.529939][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.530056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.530189][ T32] r4:00000000 [ 1341.530254][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.530381][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.530442][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.530554][ T32] r5:00001000 r4:dfd17000 [ 1341.530610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.530795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.530910][ T32] r5:852bd78c r4:852bd400 [ 1341.530990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.531150][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.531215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.531333][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.531381][ T32] r4:8530ac00 [ 1341.531507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.531649][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.531707][ T32] r4:00000001 [ 1341.531746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.531852][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1341.531947][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.532028][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.532086][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.532148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.532254][ T32] r4:852cfa40 [ 1341.532353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.532429][ T32] INFO: task kworker/1:732:5394 blocked for more than 468 seconds. ** 1 printk messages dropped ** [ 1341.532544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1341.559476][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1341.559936][ T32] r5:8572d78c r4:8572d400 [ 1341.559957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.560072][ T32] r7:ddde2d80 r6:83018200 r5:8572d78c r4:85498200 [ 1341.560100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.560271][ T32] r10:00000000 r9:85498200 r8:80287e08 r7:eb8a1e60 r6:85498280 r5:8571bc00 ** 9 printk messages dropped ** [ 1341.561581][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1341.562677][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1341.563506][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1341.563920][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.571892][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.572724][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.573150][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.573757][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.574104][ T32] r5:8572db8c r4:8572d800 [ 1341.574151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.590923][ T32] r7:ddde2d80 r6:83018200 r5:8572db8c r4:85498300 ** 2 printk messages dropped ** [ 1341.591218][ T32] r4:85498300 ** 4 printk messages dropped ** [ 1341.591661][ T32] Exception stack(0xeb8d9fb0 to 0xeb8d9ff8) ** 6 printk messages dropped ** [ 1341.593479][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1341.603619][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.615514][ T32] r5:00001000 r4:dfd17000 ** 7 printk messages dropped ** [ 1341.616206][ T32] r4:8530ac00 ** 8 printk messages dropped ** [ 1341.616822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1341.618410][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.618490][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.618577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85482f80 [ 1341.618649][ T32] r4:00000000 [ 1341.618693][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.618838][ T32] r9:83018205 r8:8571d400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1341.618881][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.618963][ T32] r5:00001000 r4:eae4f000 [ 1341.619003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.619111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.619195][ T32] r5:8572e38c r4:8572e000 [ 1341.619231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.619321][ T32] r7:ddde2d80 r6:83018200 r5:8572e38c r4:85498400 [ 1341.619360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.619444][ T32] r10:61c88647 r9:8571d400 r8:8549842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.619490][ T32] r4:85498400 [ 1341.619526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.619610][ T32] r10:00000000 r9:85498400 r8:80287e08 r7:eb8d9e60 r6:85498480 r5:8571d400 [ 1341.619688][ T32] r4:00000001 [ 1341.619762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.619834][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) [ 1341.619883][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.619936][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.619987][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.620042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.620138][ T32] r4:85482b00 [ 1341.621495][ T32] INFO: task kworker/1:734:5398 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.621567][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.621685][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.621798][ T32] Call trace: [ 1341.621862][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.621962][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.622007][ T32] r4:00000000 [ 1341.622045][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.622121][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.622176][ T32] 9d20: a9568000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.622233][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.622301][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.622352][ T32] r5:80070113 r4:80239bb0 [ 1341.622392][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.622470][ T32] r4:82ac21e4 [ 1341.622512][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.622604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.622648][ T32] r4:eaf29dc0 [ 1341.622688][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.622833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.622944][ T32] r4:00000000 [ 1341.623005][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.623126][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.623173][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.623254][ T32] r5:00001000 r4:dfd17000 [ 1341.623294][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.623363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.623440][ T32] r5:852bd78c r4:852bd400 [ 1341.623499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.623720][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1341.655230][ T32] task:kworker/1:735 state:D stack:0 pid:5399 tgid:5399 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1341.656654][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1341.657135][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.657291][ T32] r5:00001000 r4:eacd1000 [ 1341.657345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.657432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.657554][ T32] r5:8572df8c r4:8572dc00 [ 1341.657606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.657716][ T32] r7:ddde2d80 r6:83018200 r5:8572df8c r4:85498500 [ 1341.657811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.657916][ T32] r10:61c88647 r9:8571e000 r8:8549852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.657964][ T32] r4:85498500 [ 1341.658005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.658144][ T32] r10:00000000 r9:85498500 r8:80287e08 r7:eb8e5e60 r6:85498580 r5:8571e000 [ 1341.658202][ T32] r4:00000001 [ 1341.658283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.658387][ T32] Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) [ 1341.658463][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.658558][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.658645][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.658772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.658849][ T32] r4:85482b00 [ 1341.660072][ T32] INFO: task kworker/1:735:5399 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.660157][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.660385][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.660483][ T32] Call trace: [ 1341.660603][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.660708][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.660765][ T32] r4:00000000 [ 1341.660807][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.660886][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.660942][ T32] 9d20: a9aeb000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.661004][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.661094][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.661152][ T32] r5:80070113 r4:80239bb0 [ 1341.661198][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.661308][ T32] r4:82ac21e4 [ 1341.661356][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.661484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.661540][ T32] r4:eaf29dc0 [ 1341.661580][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.661697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.661800][ T32] r4:00000000 [ 1341.661887][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.661990][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.662040][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.662130][ T32] r5:00001000 r4:dfd17000 [ 1341.662205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.662421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1341.663037][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 5 printk messages dropped ** [ 1341.663457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.663862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1341.693767][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.695370][ T32] r5:8571ec00 r4:8291a680 ** 2 printk messages dropped ** [ 1341.695648][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb901e08 ** 4 printk messages dropped ** [ 1341.696058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a45c0 ** 7 printk messages dropped ** [ 1341.696641][ T32] r5:8572ef8c r4:8572ec00 [ 1341.696682][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.696789][ T32] r7:ddde2d80 r6:83018200 r5:8572ef8c r4:85498600 [ 1341.696847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.696977][ T32] r10:61c88647 r9:8571ec00 r8:8549862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.697036][ T32] r4:85498600 [ 1341.697083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.697298][ T32] r10:00000000 r9:85498600 r8:80287e08 r7:eb8e5e60 r6:85498680 r5:8571ec00 [ 1341.697370][ T32] r4:00000001 [ 1341.697452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.697544][ T32] Exception stack(0xeb901fb0 to 0xeb901ff8) [ 1341.697615][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.697681][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.697744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.697855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.697912][ T32] r4:85482e00 [ 1341.699150][ T32] INFO: task kworker/1:736:5402 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.699239][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.699446][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.699581][ T32] Call trace: [ 1341.699691][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.699764][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.699832][ T32] r4:00000000 [ 1341.699896][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.699982][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.700082][ T32] 9d20: a9ed4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.700162][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.700221][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.700274][ T32] r5:80070113 r4:80239bb0 [ 1341.700326][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.700421][ T32] r4:82ac21e4 [ 1341.700465][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.700627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.700688][ T32] r4:eaf29dc0 [ 1341.700758][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.700861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.700944][ T32] r4:00000000 [ 1341.700997][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.701103][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.701209][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.701313][ T32] r5:00001000 r4:dfd17000 [ 1341.701362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.701452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.701544][ T32] r5:852bd78c r4:852bd400 [ 1341.701594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.701708][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.701994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.702112][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.702165][ T32] r4:8530ac00 [ 1341.702212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.702313][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.702361][ T32] r4:00000001 [ 1341.702472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.702579][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1341.702647][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.702723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.702826][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.702895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.703052][ T32] r4:852cfa40 [ 1341.703111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.703170][ T32] INFO: task kworker/1:737:5403 blocked for more than 468 seconds. [ 1341.703236][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.703286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.703328][ T32] task:kworker/1:737 state:D stack:0 pid:5403 tgid:5403 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.703514][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.703770][ T32] Call trace: [ 1341.703936][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.704051][ T32] r10:8291a684 r9:eb92dd84 r8:00000002 r7:60000113 r6:eb92dd8c r5:85720000 [ 1341.704105][ T32] r4:85720000 [ 1341.729568][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.729798][ T32] r5:85720000 r4:8291a680 [ 1341.729828][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.729894][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.729947][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 [ 1341.729972][ T32] r4:00000000 [ 1341.730263][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.730464][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.730780][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.730884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a4040 [ 1341.730948][ T32] r4:00000000 [ 1341.730986][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.731046][ T32] r9:83018205 r8:85720000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1341.731097][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.731150][ T32] r5:00001000 r4:eb0a3000 [ 1341.731188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.731240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.731288][ T32] r5:8572e78c r4:8572e400 [ 1341.731322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.731377][ T32] r7:ddde2d80 r6:83018200 r5:8572e78c r4:85498700 [ 1341.731417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.731530][ T32] r10:61c88647 r9:85720000 r8:8549872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.731560][ T32] r4:85498700 [ 1341.731582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.731913][ T32] r10:00000000 r9:85498700 r8:80287e08 r7:eb901e60 r6:85498780 r5:85720000 [ 1341.732093][ T32] r4:00000001 [ 1341.732118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.732162][ T32] Exception stack(0xeb92dfb0 to 0xeb92dff8) [ 1341.732195][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.732227][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.732449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.732487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.732510][ T32] r4:854a4080 [ 1341.733396][ T32] INFO: task kworker/1:737:5403 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.733475][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.733949][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.734004][ T32] Call trace: [ 1341.734039][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.734183][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.760749][ T32] r4:00000000 [ 1341.760801][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.760874][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.761170][ T32] 9d20: aa727000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.761210][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.761238][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.761378][ T32] r5:80070113 r4:80239bb0 [ 1341.761616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.761838][ T32] r4:82ac21e4 [ 1341.761894][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.761968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.761995][ T32] r4:eaf29dc0 [ 1341.762016][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.762076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.762105][ T32] r4:00000000 [ 1341.762472][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.762529][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.763043][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.763244][ T32] r5:00001000 r4:dfd17000 [ 1341.763271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.763317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.763527][ T32] r5:852bd78c r4:852bd400 [ 1341.763552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.763624][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.763719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.763787][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.763812][ T32] r4:8530ac00 [ 1341.763905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.763962][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.764002][ T32] r4:00000001 [ 1341.764026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.764104][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1341.764138][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.764169][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.764197][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.764306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.773819][ T32] r4:852cfa40 [ 1341.773872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.773934][ T32] INFO: task kworker/1:738:5405 blocked for more than 468 seconds. [ 1341.773976][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.774009][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.774033][ T32] task:kworker/1:738 state:D stack:0 pid:5405 tgid:5405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.774188][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.775075][ T32] Call trace: [ 1341.775162][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.775360][ T32] r10:8291a684 r9:eb93dd84 r8:00000002 r7:60000013 r6:eb93dd8c r5:85721800 [ 1341.775433][ T32] r4:85721800 [ 1341.775482][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.775643][ T32] r5:85721800 r4:8291a680 [ 1341.775768][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.775971][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.776085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb93de08 [ 1341.776173][ T32] r4:00000000 [ 1341.776236][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.776358][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1341.776591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a4480 ** 2 printk messages dropped ** [ 1341.776798][ T32] r9:83018205 r8:85721800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1341.776843][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.776934][ T32] r5:00001000 r4:eb0dd000 [ 1341.777048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.777130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.777213][ T32] r5:8572eb8c r4:8572e800 [ 1341.777252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.777345][ T32] r7:ddde2d80 r6:83018200 r5:8572eb8c r4:85498800 [ 1341.777385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.777475][ T32] r10:61c88647 r9:85721800 r8:8549882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.777519][ T32] r4:85498800 [ 1341.777592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.777749][ T32] r10:00000000 r9:85498800 r8:80287e08 r7:eb901e60 r6:85498880 r5:85721800 [ 1341.777797][ T32] r4:00000001 [ 1341.777869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.778010][ T32] Exception stack(0xeb93dfb0 to 0xeb93dff8) [ 1341.778076][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.778164][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.778257][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.778320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.778363][ T32] r4:854a4080 [ 1341.779672][ T32] INFO: task kworker/1:738:5405 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.779755][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.779971][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.780070][ T32] Call trace: [ 1341.780231][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.780345][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.780395][ T32] r4:00000000 [ 1341.780438][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.780530][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.780626][ T32] 9d20: aa727000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.780693][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.780757][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.780810][ T32] r5:80070113 r4:80239bb0 [ 1341.780854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.780965][ T32] r4:82ac21e4 [ 1341.781053][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.781159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.781207][ T32] r4:eaf29dc0 [ 1341.781248][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.781379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.781440][ T32] r4:00000000 [ 1341.781553][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.781721][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.781780][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.781871][ T32] r5:00001000 r4:dfd17000 [ 1341.781915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.782072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.782168][ T32] r5:852bd78c r4:852bd400 [ 1341.782211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.782313][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.782359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.782458][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.782508][ T32] r4:8530ac00 [ 1341.782551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.782651][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.782701][ T32] r4:00000001 [ 1341.782779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.782863][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1341.782940][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.783008][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.783067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.783281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.783333][ T32] r4:852cfa40 [ 1341.783545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.783611][ T32] INFO: task kworker/1:739:5408 blocked for more than 468 seconds. [ 1341.783754][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.783881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.783932][ T32] task:kworker/1:739 state:D stack:0 pid:5408 tgid:5408 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.784038][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.784120][ T32] Call trace: [ 1341.810660][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.810883][ T32] r10:8291a684 r9:eb945d84 r8:00000002 r7:60000113 r6:eb945d8c r5:85722400 [ 1341.811058][ T32] r4:85722400 [ 1341.811173][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.811270][ T32] r5:85722400 r4:8291a680 [ 1341.811315][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.811403][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.811495][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb945e08 [ 1341.811544][ T32] r4:00000000 [ 1341.811585][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.811792][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.811885][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.812262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a4780 ** 2 printk messages dropped ** [ 1341.812463][ T32] r9:83018205 r8:85722400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1341.812514][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.812614][ T32] r5:00001000 r4:eb33f000 [ 1341.812659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.812752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.812847][ T32] r5:8572f38c r4:8572f000 [ 1341.812909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.813015][ T32] r7:ddde2d80 r6:83018200 r5:8572f38c r4:85498900 [ 1341.813062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.813673][ T32] r10:61c88647 r9:85722400 r8:8549892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.813730][ T32] r4:85498900 [ 1341.813787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.814105][ T32] r10:00000000 r9:85498900 r8:80287e08 r7:eb901e60 r6:85498980 r5:85722400 [ 1341.829997][ T32] r4:00000001 [ 1341.830117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.830193][ T32] Exception stack(0xeb945fb0 to 0xeb945ff8) [ 1341.830230][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.830322][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.830655][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.830780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.830833][ T32] r4:854a4180 [ 1341.831643][ T32] INFO: task kworker/1:739:5408 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.831721][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.831848][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.831905][ T32] Call trace: [ 1341.831939][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.832007][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.832046][ T32] r4:00000000 [ 1341.832073][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.832121][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.832152][ T32] 9d20: aaca8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.832183][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.832210][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.832258][ T32] r5:80070113 r4:80239bb0 [ 1341.832283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.832330][ T32] r4:82ac21e4 [ 1341.832351][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.832431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.832513][ T32] r4:eaf29dc0 [ 1341.832539][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.832589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.832614][ T32] r4:00000000 [ 1341.832635][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.832720][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.832816][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.832871][ T32] r5:00001000 r4:dfd17000 [ 1341.832980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.833033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.833081][ T32] r5:852bd78c r4:852bd400 [ 1341.833103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.833157][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.833180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.833258][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.833286][ T32] r4:8530ac00 [ 1341.833485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.833607][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.833728][ T32] r4:00000001 [ 1341.833759][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.833828][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1341.833867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.833976][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.834052][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.834091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.834198][ T32] r4:852cfa40 [ 1341.855573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.855675][ T32] INFO: task kworker/1:740:5410 blocked for more than 468 seconds. [ 1341.855715][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.855747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.855773][ T32] task:kworker/1:740 state:D stack:0 pid:5410 tgid:5410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.855840][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.856030][ T32] Call trace: [ 1341.856350][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.856417][ T32] r10:8291a684 r9:eb929d84 r8:00000002 r7:60000113 r6:eb929d8c r5:85720c00 [ 1341.856532][ T32] r4:85720c00 [ 1341.856651][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.856742][ T32] r5:85720c00 r4:8291a680 [ 1341.856792][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.856857][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.857378][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 [ 1341.857422][ T32] r4:00000000 [ 1341.857446][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.857486][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.857530][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.857618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a4740 [ 1341.857737][ T32] r4:00000000 [ 1341.857761][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.857852][ T32] r9:83018205 r8:85720c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1341.857880][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.858365][ T32] r5:00001000 r4:eb36f000 [ 1341.858392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.858438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.858484][ T32] r5:8572f78c r4:8572f400 [ 1341.858504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.858555][ T32] r7:ddde2d80 r6:83018200 r5:8572f78c r4:85498a00 [ 1341.858577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.858826][ T32] r10:61c88647 r9:85720c00 r8:85498a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.859130][ T32] r4:85498a00 [ 1341.859203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.859369][ T32] r10:00000000 r9:85498a00 r8:80287e08 r7:eb945e60 r6:85498a80 r5:85720c00 [ 1341.859450][ T32] r4:00000001 [ 1341.859527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.859648][ T32] Exception stack(0xeb929fb0 to 0xeb929ff8) [ 1341.859734][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.859923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.860015][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.860085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.860143][ T32] r4:854a4600 [ 1341.861544][ T32] INFO: task kworker/1:740:5410 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.861649][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.862258][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.862442][ T32] Call trace: [ 1341.862563][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.862683][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.862779][ T32] r4:00000000 [ 1341.863122][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.863248][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.863318][ T32] 9d20: ab222000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.863646][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.863723][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.863790][ T32] r5:80070113 r4:80239bb0 [ 1341.863843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.863933][ T32] r4:82ac21e4 [ 1341.863982][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.864108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.864229][ T32] r4:eaf29dc0 [ 1341.895439][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.895641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.895710][ T32] r4:00000000 [ 1341.895775][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.895897][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.895956][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.896070][ T32] r5:00001000 r4:dfd17000 [ 1341.896126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.896231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.896404][ T32] r5:852bd78c r4:852bd400 [ 1341.896475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.896728][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.896810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.896926][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.896982][ T32] r4:8530ac00 [ 1341.897033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.897167][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.897236][ T32] r4:00000001 [ 1341.897287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.897380][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1341.897457][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.897528][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.897591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.897655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.897709][ T32] r4:852cfa40 [ 1341.897779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.897875][ T32] INFO: task kworker/1:741:5413 blocked for more than 468 seconds. [ 1341.897972][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.898046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.898101][ T32] task:kworker/1:741 state:D stack:0 pid:5413 tgid:5413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.898270][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.898363][ T32] Call trace: [ 1341.898479][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.898599][ T32] r10:8291a684 r9:eb971d84 r8:00000002 r7:60000113 r6:eb971d8c r5:85723c00 [ 1341.898658][ T32] r4:85723c00 [ 1341.898774][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.898883][ T32] r5:85723c00 r4:8291a680 [ 1341.898964][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.899068][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.899173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb971e08 [ 1341.899350][ T32] r4:00000000 [ 1341.899420][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.899551][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.899654][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.899792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a4bc0 [ 1341.899884][ T32] r4:00000000 [ 1341.899972][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.900120][ T32] r9:83018205 r8:85723c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.900221][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.900352][ T32] r5:00001000 r4:eb4e7000 [ 1341.900414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.900505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.900626][ T32] r5:8572ff8c r4:8572fc00 [ 1341.900680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.900794][ T32] r7:ddde2d80 r6:83018200 r5:8572ff8c r4:85498b00 [ 1341.900844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.901041][ T32] r10:61c88647 r9:85723c00 r8:85498b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.901107][ T32] r4:85498b00 [ 1341.901156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.901266][ T32] r10:00000000 r9:85498b00 r8:80287e08 r7:eb929e60 r6:85498b80 r5:85723c00 [ 1341.901325][ T32] r4:00000001 [ 1341.901372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.901456][ T32] Exception stack(0xeb971fb0 to 0xeb971ff8) [ 1341.901529][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.901596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.901687][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.901779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.901911][ T32] r4:854a4680 [ 1341.903343][ T32] INFO: task kworker/1:741:5413 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.903459][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.903647][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.903783][ T32] Call trace: [ 1341.903930][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.904064][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.904119][ T32] r4:00000000 [ 1341.928876][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.929171][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.929276][ T32] 9d20: ab5e2000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.929376][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.929437][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.929504][ T32] r5:80070113 r4:80239bb0 [ 1341.929559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.929691][ T32] r4:82ac21e4 [ 1341.929770][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.929887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.929969][ T32] r4:eaf29dc0 [ 1341.930030][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.930169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.930245][ T32] r4:00000000 [ 1341.930302][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.930424][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.930481][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.930620][ T32] r5:00001000 r4:dfd17000 [ 1341.930694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.930887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.931071][ T32] r5:852bd78c r4:852bd400 [ 1341.931149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.931270][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.931326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.931546][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.931619][ T32] r4:8530ac00 [ 1341.931671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.931801][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.931863][ T32] r4:00000001 [ 1341.931919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.932016][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1341.932104][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.932192][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.932275][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.932360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.932421][ T32] r4:852cfa40 [ 1341.932503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.932601][ T32] INFO: task kworker/1:742:5414 blocked for more than 468 seconds. [ 1341.932703][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.932781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.932853][ T32] task:kworker/1:742 state:D stack:0 pid:5414 tgid:5414 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.932983][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.933084][ T32] Call trace: ** 1 printk messages dropped ** [ 1341.933299][ T32] r10:8291a684 r9:eb985d84 r8:00000002 r7:60000113 r6:eb985d8c r5:85724800 ** 4 printk messages dropped ** [ 1341.933702][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.934081][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.947855][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.948060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a4a00 [ 1341.948127][ T32] r4:00000000 [ 1341.948178][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.948296][ T32] r9:83018205 r8:85724800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1341.948353][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.948463][ T32] r5:00001000 r4:eb4ab000 [ 1341.948521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.948628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.948733][ T32] r5:8572fb8c r4:8572f800 [ 1341.948791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.948901][ T32] r7:ddde2d80 r6:83018200 r5:8572fb8c r4:85498c00 [ 1341.948946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.949057][ T32] r10:61c88647 r9:85724800 r8:85498c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.949174][ T32] r4:85498c00 [ 1341.949236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.949342][ T32] r10:00000000 r9:85498c00 r8:80287e08 r7:eb971e60 r6:85498c80 r5:85724800 [ 1341.949395][ T32] r4:00000001 [ 1341.949482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.949648][ T32] Exception stack(0xeb985fb0 to 0xeb985ff8) [ 1341.949726][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.949834][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.949942][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.950052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.950109][ T32] r4:854a4680 [ 1341.951439][ T32] INFO: task kworker/1:742:5414 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.951533][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.951719][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.951828][ T32] Call trace: [ 1341.951904][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.952027][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1341.952081][ T32] r4:00000000 [ 1341.952133][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.952249][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1341.952353][ T32] 9d20: ab5e2000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1341.952435][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1341.952535][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1341.952614][ T32] r5:80070113 r4:80239bb0 [ 1341.952677][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.952786][ T32] r4:82ac21e4 [ 1341.952863][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.953013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1341.953082][ T32] r4:eaf29dc0 [ 1341.953133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.953273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1341.953381][ T32] r4:00000000 [ 1341.953472][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.953594][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1341.953746][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.953873][ T32] r5:00001000 r4:dfd17000 [ 1341.953961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.954075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.978734][ T32] r5:852bd78c r4:852bd400 [ 1341.978966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.979139][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1341.979201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.979313][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.979365][ T32] r4:8530ac00 [ 1341.979411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.979584][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1341.979647][ T32] r4:00000001 [ 1341.979725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.979835][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1341.979933][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.980025][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.980091][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.980161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.980237][ T32] r4:852cfa40 [ 1341.980293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.980356][ T32] INFO: task kworker/1:743:5416 blocked for more than 468 seconds. [ 1341.980428][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.980507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.980579][ T32] task:kworker/1:743 state:D stack:0 pid:5416 tgid:5416 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.981366][ T32] r5:85725400 r4:8291a680 ** 2 printk messages dropped ** [ 1341.981670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb995e08 ** 4 printk messages dropped ** [ 1341.982163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a4d40 ** 6 printk messages dropped ** [ 1341.982813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.982914][ T32] r5:8573838c r4:85738000 [ 1341.982966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.983292][ T32] r10:61c88647 r9:85725400 r8:85498d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.983353][ T32] r4:85498d00 [ 1341.983431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.983552][ T32] r10:00000000 r9:85498d00 r8:80287e08 r7:eb971e60 r6:85498d80 r5:85725400 [ 1341.983623][ T32] r4:00000001 [ 1341.983667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.983766][ T32] Exception stack(0xeb995fb0 to 0xeb995ff8) [ 1341.983852][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.983980][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.984051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.984128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.984187][ T32] r4:854a4a40 [ 1341.999441][ T32] INFO: task kworker/1:743:5416 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1341.999692][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.999892][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.000036][ T32] Call trace: [ 1342.000110][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.000228][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.000279][ T32] r4:00000000 [ 1342.000321][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.000433][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.000556][ T32] 9d20: abb2f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.000628][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.000800][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.000862][ T32] r5:80070113 r4:80239bb0 [ 1342.000939][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.001067][ T32] r4:82ac21e4 [ 1342.001118][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.001212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.001260][ T32] r4:eaf29dc0 [ 1342.001300][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.001419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.001473][ T32] r4:00000000 [ 1342.001549][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.001761][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.001817][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.001933][ T32] r5:00001000 r4:dfd17000 [ 1342.002024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.002115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.002203][ T32] r5:852bd78c r4:852bd400 [ 1342.002247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.002346][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.002416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.002521][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.002567][ T32] r4:8530ac00 [ 1342.002610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.002708][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.002793][ T32] r4:00000001 [ 1342.002839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.002914][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.002971][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.003033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.003091][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.003152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.003198][ T32] r4:852cfa40 [ 1342.003242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.003365][ T32] INFO: task kworker/1:744:5418 blocked for more than 468 seconds. [ 1342.003439][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.003540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.003591][ T32] task:kworker/1:744 state:D stack:0 pid:5418 tgid:5418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.003686][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.003810][ T32] Call trace: [ 1342.003972][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.004089][ T32] r10:8291a684 r9:eb9c5d84 r8:00000002 r7:60000113 r6:eb9c5d8c r5:85726000 [ 1342.004140][ T32] r4:85726000 [ 1342.004256][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.027013][ T32] r5:85726000 r4:8291a680 [ 1342.027098][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.027276][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.027363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c5e08 [ 1342.027406][ T32] r4:00000000 [ 1342.027441][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.027506][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.027597][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.027722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85482f00 [ 1342.027841][ T32] r4:00000000 [ 1342.027942][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.028034][ T32] r9:83018205 r8:85726000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1342.028148][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.028235][ T32] r5:00001000 r4:eb579000 [ 1342.028407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.028485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.028656][ T32] r5:85738b8c r4:85738800 [ 1342.028936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.029036][ T32] r7:ddde2d80 r6:83018200 r5:85738b8c r4:85498e00 [ 1342.029077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.029165][ T32] r10:61c88647 r9:85726000 r8:85498e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.029206][ T32] r4:85498e00 [ 1342.029280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.029382][ T32] r10:00000000 r9:85498e00 r8:80287e08 r7:eb995e60 r6:85498e80 r5:85726000 [ 1342.029668][ T32] r4:00000001 [ 1342.029938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.030121][ T32] Exception stack(0xeb9c5fb0 to 0xeb9c5ff8) [ 1342.030216][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.030283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.030339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.030401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.030446][ T32] r4:854a4c00 [ 1342.031891][ T32] INFO: task kworker/1:744:5418 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.031998][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.032157][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.032278][ T32] Call trace: [ 1342.032371][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.032533][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.032604][ T32] r4:00000000 [ 1342.032658][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.032744][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.032841][ T32] 9d20: abdba000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.032973][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.033058][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.033146][ T32] r5:80070113 r4:80239bb0 [ 1342.033251][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.033361][ T32] r4:82ac21e4 [ 1342.033418][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.033536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.033605][ T32] r4:eaf29dc0 [ 1342.033656][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.033781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.033841][ T32] r4:00000000 [ 1342.033897][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.034014][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.034113][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.055298][ T32] r5:00001000 r4:dfd17000 [ 1342.055439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.055592][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.055822][ T32] r5:852bd78c r4:852bd400 [ 1342.056353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.056493][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.056557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.056685][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.056751][ T32] r4:8530ac00 [ 1342.056877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.057010][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.057074][ T32] r4:00000001 [ 1342.057131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.057232][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.057346][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.057657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.057762][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.057851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.057916][ T32] r4:852cfa40 [ 1342.057980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.058112][ T32] INFO: task kworker/1:745:5419 blocked for more than 468 seconds. [ 1342.058202][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.058290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.058354][ T32] task:kworker/1:745 state:D stack:0 pid:5419 tgid:5419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.058695][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.059120][ T32] Call trace: [ 1342.059190][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.059297][ T32] r10:8291a684 r9:ebb0dd84 r8:00000002 r7:60000113 r6:ebb0dd8c r5:85726c00 [ 1342.059345][ T32] r4:85726c00 [ 1342.059385][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.059491][ T32] r5:85726c00 r4:8291a680 [ 1342.059548][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.059677][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.059814][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb0de08 [ 1342.059888][ T32] r4:00000000 [ 1342.059976][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.060078][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.060180][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.060358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a4e80 [ 1342.060552][ T32] r4:00000000 [ 1342.060630][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.060807][ T32] r9:83018205 r8:85726c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1342.060883][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.060988][ T32] r5:00001000 r4:eb547000 [ 1342.061076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.061181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.061372][ T32] r5:8573878c r4:85738400 [ 1342.061461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.061587][ T32] r7:ddde2d80 r6:83018200 r5:8573878c r4:85498f00 [ 1342.061649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.061775][ T32] r10:61c88647 r9:85726c00 r8:85498f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.061837][ T32] r4:85498f00 [ 1342.061882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.062012][ T32] r10:00000000 r9:85498f00 r8:80287e08 r7:eb9c5e60 r6:85498f80 r5:85726c00 [ 1342.062094][ T32] r4:00000001 [ 1342.062152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.062245][ T32] Exception stack(0xebb0dfb0 to 0xebb0dff8) [ 1342.062341][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.062458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.062550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.062625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.062674][ T32] r4:854a4c00 [ 1342.064102][ T32] INFO: task kworker/1:745:5419 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.088843][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.089093][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.089251][ T32] Call trace: [ 1342.089341][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.089504][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.089611][ T32] r4:00000000 [ 1342.089698][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.089885][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.090086][ T32] 9d20: ac025000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.090188][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.090344][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.090461][ T32] r5:80070113 r4:80239bb0 [ 1342.090536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.090641][ T32] r4:82ac21e4 [ 1342.090722][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.090914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.090984][ T32] r4:eaf29dc0 [ 1342.091060][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.091177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.091253][ T32] r4:00000000 [ 1342.091309][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.091497][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.091568][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.091670][ T32] r5:00001000 r4:dfd17000 [ 1342.091713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.091826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.091935][ T32] r5:852bd78c r4:852bd400 [ 1342.091991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.092114][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.092176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.092306][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.092425][ T32] r4:8530ac00 [ 1342.092495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.092610][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.092671][ T32] r4:00000001 [ 1342.092765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.092871][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.092936][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.093434][ T32] INFO: task kworker/1:746:5421 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1342.120551][ T32] r5:85723000 r4:8291a680 ** 5 printk messages dropped ** [ 1342.121090][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.122064][ T32] r5:8573938c r4:85739000 [ 1342.122120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.122483][ T32] r7:ddde2d80 r6:83018200 r5:8573938c r4:854bd000 [ 1342.122556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.122690][ T32] r10:61c88647 r9:85723000 r8:854bd02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.122804][ T32] r4:854bd000 [ 1342.122868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.123002][ T32] r10:00000000 r9:854bd000 r8:80287e08 r7:eb9c5e60 r6:854bd080 r5:85723000 [ 1342.123066][ T32] r4:00000001 [ 1342.123411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.123617][ T32] Exception stack(0xebb11fb0 to 0xebb11ff8) [ 1342.123706][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.123950][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.124036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.124167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.138362][ T32] r4:854a4d00 [ 1342.139222][ T32] INFO: task kworker/1:746:5421 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.139275][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.139365][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.139429][ T32] Call trace: [ 1342.139488][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.139559][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.139585][ T32] r4:00000000 [ 1342.139606][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.139652][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.139708][ T32] 9d20: ac467000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.139745][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.139774][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.139811][ T32] r5:80070113 r4:80239bb0 [ 1342.139835][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.139885][ T32] r4:82ac21e4 [ 1342.139924][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.140014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.140042][ T32] r4:eaf29dc0 [ 1342.140086][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.140165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 6 printk messages dropped ** [ 1342.140462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1342.140570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.140651][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.140697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.140754][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.140803][ T32] r4:8530ac00 [ 1342.140849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.140949][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.141004][ T32] r4:00000001 [ 1342.141061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.141130][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.141212][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.141272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.141328][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.141364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.141391][ T32] r4:852cfa40 [ 1342.141412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.141442][ T32] INFO: task kworker/1:747:5424 blocked for more than 468 seconds. [ 1342.141476][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.141551][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.141604][ T32] task:kworker/1:747 state:D stack:0 pid:5424 tgid:5424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.141660][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.141734][ T32] Call trace: [ 1342.141805][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.141866][ T32] r10:8291a684 r9:ebb15d84 r8:00000002 r7:60000013 r6:ebb15d8c r5:85768000 [ 1342.141890][ T32] r4:85768000 [ 1342.141939][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1342.142348][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.142870][ T32] r5:85738f8c r4:85738c00 [ 1342.142897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.142974][ T32] r7:ddde2d80 r6:83018200 r5:85738f8c r4:854bd100 [ 1342.143063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1342.143638][ T32] r10:00000000 r9:854bd100 r8:80287e08 r7:ebb11e60 r6:854bd180 r5:85768000 ** 9 printk messages dropped ** [ 1342.155399][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.155853][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.155953][ T32] 9d20: ac584000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.156031][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.156064][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.156091][ T32] r5:80070113 r4:80239bb0 [ 1342.156115][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.156164][ T32] r4:82ac21e4 [ 1342.156186][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.156244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.156280][ T32] r4:eaf29dc0 [ 1342.156307][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.156356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.156379][ T32] r4:00000000 [ 1342.156424][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.156500][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.156551][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.156648][ T32] r5:00001000 r4:dfd17000 [ 1342.156674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.156852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.156917][ T32] r5:852bd78c r4:852bd400 ** 1 printk messages dropped ** [ 1342.157004][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 7 printk messages dropped ** [ 1342.157435][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 8 printk messages dropped ** [ 1342.157755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1342.158304][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb19e08 ** 8 printk messages dropped ** [ 1342.158886][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.159258][ T32] r5:85739b8c r4:85739800 [ 1342.159285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.159337][ T32] r7:ddde2d80 r6:83018200 r5:85739b8c r4:854bd200 ** 4 printk messages dropped ** [ 1342.159504][ T32] r10:00000000 r9:854bd200 r8:80287e08 r7:ebb11e60 r6:854bd280 r5:85768c00 ** 9 printk messages dropped ** [ 1342.160398][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1342.161207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1342.161447][ T32] r4:eaf29dc0 [ 1342.161495][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.161545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.161611][ T32] r4:00000000 [ 1342.161636][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.161721][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.161756][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.161835][ T32] r5:00001000 r4:dfd17000 [ 1342.161862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.161907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.161954][ T32] r5:852bd78c r4:852bd400 [ 1342.161974][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.162036][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.162098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.162180][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.162212][ T32] r4:8530ac00 [ 1342.162236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.162313][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.162349][ T32] r4:00000001 [ 1342.162371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.162411][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.162439][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.162470][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.162497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.162553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.162580][ T32] r4:852cfa40 [ 1342.162624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.162654][ T32] INFO: task kworker/1:749:5427 blocked for more than 468 seconds. [ 1342.162684][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.162711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.162733][ T32] task:kworker/1:749 state:D stack:0 pid:5427 tgid:5427 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.163265][ T32] r5:85769800 r4:8291a680 ** 2 printk messages dropped ** [ 1342.163418][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb1de08 ** 8 printk messages dropped ** [ 1342.163789][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.163968][ T32] r5:8573978c r4:85739400 [ 1342.163989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.164081][ T32] r7:ddde2d80 r6:83018200 r5:8573978c r4:854bd300 ** 2 printk messages dropped ** [ 1342.197743][ T32] r4:854bd300 ** 4 printk messages dropped ** [ 1342.198046][ T32] Exception stack(0xebb1dfb0 to 0xebb1dff8) ** 2 printk messages dropped ** [ 1342.198214][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.198249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.198322][ T32] r4:854ba100 [ 1342.199140][ T32] INFO: task kworker/1:749:5427 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.199184][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.199257][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.199307][ T32] Call trace: [ 1342.199340][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.199399][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.199456][ T32] r4:00000000 [ 1342.199491][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.199538][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.199569][ T32] 9d20: acbe1000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.199600][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.199650][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.199681][ T32] r5:80070113 r4:80239bb0 [ 1342.199727][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.199779][ T32] r4:82ac21e4 [ 1342.199800][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.199847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.199872][ T32] r4:eaf29dc0 [ 1342.199956][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.200043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.200073][ T32] r4:00000000 [ 1342.200119][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.200175][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.200199][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.200327][ T32] r5:00001000 r4:dfd17000 [ 1342.200390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1342.200508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.200802][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 7 printk messages dropped ** [ 1342.201147][ T32] r4:852cfa40 ** 5 printk messages dropped ** [ 1342.201573][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.202006][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.202242][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.202334][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.202394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba8c0 [ 1342.202421][ T32] r4:00000000 [ 1342.202444][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.202494][ T32] r9:83018205 r8:8576a400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1342.202517][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.202577][ T32] r5:00001000 r4:eb87f000 [ 1342.202616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.202663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.202734][ T32] r5:85739f8c r4:85739c00 [ 1342.202831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.202898][ T32] r7:ddde2d80 r6:83018200 r5:85739f8c r4:854bd400 [ 1342.202921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.203111][ T32] r10:61c88647 r9:8576a400 r8:854bd42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.203143][ T32] r4:854bd400 [ 1342.203164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.203264][ T32] r10:00000000 r9:854bd400 r8:80287e08 r7:ebb19e60 r6:8532f500 r5:8576a400 [ 1342.203292][ T32] r4:00000001 [ 1342.203311][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.203375][ T32] Exception stack(0xebb21fb0 to 0xebb21ff8) [ 1342.203408][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.203465][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.203498][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.203557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.203590][ T32] r4:854ba540 [ 1342.204061][ T32] INFO: task kworker/1:750:5429 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.204121][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.214889][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.214964][ T32] Call trace: [ 1342.215029][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.215096][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.215121][ T32] r4:00000000 [ 1342.215143][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.215189][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.215298][ T32] 9d20: accf3000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.215338][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.215385][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.215437][ T32] r5:80070113 r4:80239bb0 [ 1342.215464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.215560][ T32] r4:82ac21e4 [ 1342.215586][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.215662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.215689][ T32] r4:eaf29dc0 [ 1342.215710][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.215762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.215819][ T32] r4:00000000 [ 1342.215846][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.215901][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.215923][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.215974][ T32] r5:00001000 r4:dfd17000 [ 1342.216006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.216054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.216166][ T32] r5:852bd78c r4:852bd400 [ 1342.216229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.216286][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.216359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.216416][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.216441][ T32] r4:8530ac00 [ 1342.216462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.216540][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.216567][ T32] r4:00000001 [ 1342.216614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1342.216830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.217207][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.217251][ T32] Call trace: [ 1342.217336][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.217391][ T32] r10:8291a684 r9:ebb29d84 r8:00000002 r7:60000013 r6:ebb29d8c r5:8478ec00 [ 1342.217436][ T32] r4:8478ec00 [ 1342.217471][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.217526][ T32] r5:8478ec00 r4:8291a680 [ 1342.217582][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.217631][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.217678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb29e08 [ 1342.217703][ T32] r4:00000000 [ 1342.217761][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.217806][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.217844][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.217987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85461880 [ 1342.218043][ T32] r4:00000000 [ 1342.218114][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.218174][ T32] r9:83018205 r8:8478ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.218197][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.218243][ T32] r5:00001000 r4:eb85b000 [ 1342.218264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.218358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.218408][ T32] r5:856c5f8c r4:856c5c00 [ 1342.218432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.218507][ T32] r7:ddde2d80 r6:83018200 r5:856c5f8c r4:854bd480 [ 1342.218539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.218606][ T32] r10:61c88647 r9:8478ec00 r8:854bd4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.218639][ T32] r4:854bd480 [ 1342.218659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.218711][ T32] r10:00000000 r9:854bd480 r8:80287e08 r7:ebb21e60 r6:8532f580 r5:8478ec00 [ 1342.218768][ T32] r4:00000001 [ 1342.218813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.218887][ T32] Exception stack(0xebb29fb0 to 0xebb29ff8) [ 1342.218955][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.219065][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.219135][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.219171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.219194][ T32] r4:854ba6c0 [ 1342.220010][ T32] INFO: task kworker/1:751:5432 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.220077][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.220230][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.220314][ T32] Call trace: [ 1342.220398][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.220485][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.220514][ T32] r4:00000000 [ 1342.220536][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.220606][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.220640][ T32] 9d20: accf3000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.220674][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.220750][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.220869][ T32] r5:80070113 r4:80239bb0 [ 1342.221013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.221077][ T32] r4:82ac21e4 [ 1342.221100][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.221149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 3 printk messages dropped ** [ 1342.221348][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.221559][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1342.222011][ T32] r4:8530ac00 ** 4 printk messages dropped ** [ 1342.222167][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 4 printk messages dropped ** [ 1342.222352][ T32] r4:852cfa40 ** 5 printk messages dropped ** [ 1342.222637][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.223233][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.223286][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb31e08 [ 1342.223338][ T32] r4:00000000 [ 1342.223362][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.223401][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.223464][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.223516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bafc0 [ 1342.223540][ T32] r4:00000000 [ 1342.223559][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.223608][ T32] r9:83018205 r8:8478e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1342.223671][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.223765][ T32] r5:00001000 r4:eb903000 [ 1342.223790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.223833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.223878][ T32] r5:8573b38c r4:8573b000 [ 1342.223898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.223947][ T32] r7:ddde2d80 r6:83018200 r5:8573b38c r4:854bd500 [ 1342.223969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.224053][ T32] r10:61c88647 r9:8478e000 r8:854bd52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.224081][ T32] r4:854bd500 [ 1342.224213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.255071][ T32] r10:00000000 r9:854bd500 r8:80287e08 r7:ebb21e60 r6:8532f600 r5:8478e000 [ 1342.255165][ T32] r4:00000001 [ 1342.255209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.255305][ T32] Exception stack(0xebb31fb0 to 0xebb31ff8) [ 1342.255346][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.255380][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.255420][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.255463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.255498][ T32] r4:854ba740 [ 1342.256298][ T32] INFO: task kworker/1:752:5434 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.256341][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.256415][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.256497][ T32] Call trace: [ 1342.256581][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.256671][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.256721][ T32] r4:00000000 [ 1342.256748][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.256800][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.256843][ T32] 9d20: ad3b1000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.256880][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.256908][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.256933][ T32] r5:80070113 r4:80239bb0 [ 1342.256953][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.257013][ T32] r4:82ac21e4 [ 1342.257038][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.257086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.257134][ T32] r4:eaf29dc0 [ 1342.257230][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.257283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.257309][ T32] r4:00000000 [ 1342.257335][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.257389][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.257413][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.257483][ T32] r5:00001000 r4:dfd17000 [ 1342.257509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.257554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.257603][ T32] r5:852bd78c r4:852bd400 [ 1342.257636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.257738][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.257766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.257820][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.257869][ T32] r4:8530ac00 [ 1342.257894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.257946][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.257969][ T32] r4:00000001 [ 1342.257988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.258035][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.258065][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.258096][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.258125][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.258179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.258234][ T32] r4:852cfa40 [ 1342.258260][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.258366][ T32] INFO: task kworker/1:753:5437 blocked for more than 468 seconds. [ 1342.258415][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.258445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.258468][ T32] task:kworker/1:753 state:D stack:0 pid:5437 tgid:5437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.258541][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.258657][ T32] Call trace: [ 1342.258840][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.258901][ T32] r10:8291a684 r9:ebb35d84 r8:00000002 r7:60000113 r6:ebb35d8c r5:846b0000 [ 1342.259055][ T32] r4:846b0000 [ 1342.259083][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.259133][ T32] r5:846b0000 r4:8291a680 [ 1342.259172][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.259221][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.259271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb35e08 ** 2 printk messages dropped ** [ 1342.259351][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.259640][ T32] r5:00001000 r4:eb8a7000 ** 2 printk messages dropped ** [ 1342.259803][ T32] r5:8573a78c r4:8573a400 [ 1342.259827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.259879][ T32] r7:ddde2d80 r6:83018200 r5:8573a78c r4:854bd580 [ 1342.259902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.259977][ T32] r10:61c88647 r9:846b0000 r8:854bd5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.260010][ T32] r4:854bd580 ** 1 printk messages dropped ** [ 1342.260109][ T32] r10:00000000 r9:854bd580 r8:80287e08 r7:ebb31e60 r6:8532f680 r5:846b0000 ** 6 printk messages dropped ** [ 1342.260309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.261314][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 ** 5 printk messages dropped ** [ 1342.261536][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 3 printk messages dropped ** [ 1342.261711][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.261784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.261812][ T32] r4:eaf29dc0 [ 1342.261852][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.261931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.261958][ T32] r4:00000000 [ 1342.261983][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.262072][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.262098][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.262214][ T32] r5:00001000 r4:dfd17000 [ 1342.262240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.262286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.262332][ T32] r5:852bd78c r4:852bd400 [ 1342.262353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.262431][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.262481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.262538][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.262563][ T32] r4:8530ac00 [ 1342.262583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.262634][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.262659][ T32] r4:00000001 [ 1342.262679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.262717][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.262767][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.262827][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.262860][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.262893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.263008][ T32] r4:852cfa40 [ 1342.263059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.263137][ T32] INFO: task kworker/1:754:5439 blocked for more than 468 seconds. [ 1342.263186][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.263215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.263238][ T32] task:kworker/1:754 state:D stack:0 pid:5439 tgid:5439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.263324][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.263482][ T32] Call trace: [ 1342.263606][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.263688][ T32] r10:8291a684 r9:ebb3dd84 r8:00000002 r7:60000113 r6:ebb3dd8c r5:84ae0c00 [ 1342.263715][ T32] r4:84ae0c00 [ 1342.263738][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.263785][ T32] r5:84ae0c00 r4:8291a680 [ 1342.263829][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.263888][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.263952][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 [ 1342.263986][ T32] r4:00000000 [ 1342.264016][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.264056][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.264100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.286934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bad40 [ 1342.287085][ T32] r4:00000000 [ 1342.287120][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.287251][ T32] r9:83018205 r8:84ae0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1342.287282][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.287341][ T32] r5:00001000 r4:eb8b7000 [ 1342.287389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.287440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.287525][ T32] r5:8573ab8c r4:8573a800 [ 1342.287552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.287654][ T32] r7:ddde2d80 r6:83018200 r5:8573ab8c r4:854bd600 [ 1342.287705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.287764][ T32] r10:61c88647 r9:84ae0c00 r8:854bd62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.287789][ T32] r4:854bd600 [ 1342.287810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.287885][ T32] r10:00000000 r9:854bd600 r8:80287e08 r7:ebb31e60 r6:8532f700 r5:84ae0c00 [ 1342.287927][ T32] r4:00000001 [ 1342.287973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.288033][ T32] Exception stack(0xebb3dfb0 to 0xebb3dff8) [ 1342.288067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.288098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.288126][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.288181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.288232][ T32] r4:854ba9c0 [ 1342.289011][ T32] INFO: task kworker/1:754:5439 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.289060][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.289213][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.289294][ T32] Call trace: [ 1342.289329][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.289388][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.289424][ T32] r4:00000000 [ 1342.289450][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.289545][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.289603][ T32] 9d20: ad773000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.289638][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.289770][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.289800][ T32] r5:80070113 r4:80239bb0 [ 1342.289834][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.289911][ T32] r4:82ac21e4 [ 1342.289983][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.290137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.290165][ T32] r4:eaf29dc0 [ 1342.290187][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.290249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.290290][ T32] r4:00000000 [ 1342.290315][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.290378][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.290404][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.290474][ T32] r5:00001000 r4:dfd17000 [ 1342.290523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.290570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.290626][ T32] r5:852bd78c r4:852bd400 [ 1342.290659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.290717][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.290764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.290827][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.290859][ T32] r4:8530ac00 [ 1342.290881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.290967][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.291016][ T32] r4:00000001 [ 1342.291041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.291084][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.291142][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.291178][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.291208][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.291258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.291285][ T32] r4:852cfa40 [ 1342.291307][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.291338][ T32] INFO: task kworker/1:755:5440 blocked for more than 468 seconds. [ 1342.291372][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.291398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.291420][ T32] task:kworker/1:755 state:D stack:0 pid:5440 tgid:5440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.291469][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.291511][ T32] Call trace: [ 1342.291542][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.291595][ T32] r10:8291a684 r9:ebb25d84 r8:00000002 r7:60000113 r6:ebb25d8c r5:8576b000 [ 1342.291642][ T32] r4:8576b000 [ 1342.291669][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.291717][ T32] r5:8576b000 r4:8291a680 [ 1342.291737][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.291786][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.291835][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb25e08 [ 1342.291883][ T32] r4:00000000 [ 1342.291907][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.291962][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.292012][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.292059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854bae40 [ 1342.292082][ T32] r4:00000000 [ 1342.292103][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.292151][ T32] r9:83018205 r8:8576b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1342.292173][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.292217][ T32] r5:00001000 r4:eb8db000 [ 1342.292262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.292336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.292409][ T32] r5:8573af8c r4:8573ac00 [ 1342.292434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.292486][ T32] r7:ddde2d80 r6:83018200 r5:8573af8c r4:854bd680 [ 1342.292508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.292559][ T32] r10:61c88647 r9:8576b000 r8:854bd6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.292582][ T32] r4:854bd680 [ 1342.292637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.292717][ T32] r10:00000000 r9:854bd680 r8:80287e08 r7:ebb31e60 r6:854bd700 r5:8576b000 [ 1342.292744][ T32] r4:00000001 [ 1342.292765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.292804][ T32] Exception stack(0xebb25fb0 to 0xebb25ff8) [ 1342.292833][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.292886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.292923][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.292955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.293020][ T32] r4:854bad80 [ 1342.293479][ T32] INFO: task kworker/1:755:5440 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.293517][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.293579][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.293814][ T32] Call trace: [ 1342.293845][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.293902][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.293926][ T32] r4:00000000 [ 1342.293946][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.294014][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.294114][ T32] 9d20: ad773000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.317019][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.317137][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.317205][ T32] r5:80070113 r4:80239bb0 [ 1342.317241][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.317311][ T32] r4:82ac21e4 [ 1342.317332][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.317381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.317406][ T32] r4:eaf29dc0 [ 1342.317426][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.317473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.317509][ T32] r4:00000000 [ 1342.317542][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.317601][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.317651][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.317734][ T32] r5:00001000 r4:dfd17000 [ 1342.317784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.317845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.317896][ T32] r5:852bd78c r4:852bd400 [ 1342.317918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.317994][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.318027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.318082][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.318106][ T32] r4:8530ac00 [ 1342.318148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.318205][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.318255][ T32] r4:00000001 [ 1342.318303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.318350][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.318382][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.318437][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.318493][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.318528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.318552][ T32] r4:852cfa40 [ 1342.318588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.318637][ T32] INFO: task kworker/1:756:5443 blocked for more than 468 seconds. [ 1342.318691][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.318730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.318801][ T32] task:kworker/1:756 state:D stack:0 pid:5443 tgid:5443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.318876][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.318924][ T32] Call trace: [ 1342.318957][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.319022][ T32] r10:8291a684 r9:ebb39d84 r8:00000002 r7:60000113 r6:ebb39d8c r5:8576c800 ** 4 printk messages dropped ** [ 1342.319242][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.319295][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 [ 1342.319319][ T32] r4:00000000 [ 1342.319344][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.319385][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.319464][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.319550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556e0c0 [ 1342.319595][ T32] r4:00000000 [ 1342.319688][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.319744][ T32] r9:83018205 r8:8576c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1342.319847][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.319897][ T32] r5:00001000 r4:eb923000 [ 1342.319918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.319960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.320014][ T32] r5:8573bb8c r4:8573b800 [ 1342.320036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.320098][ T32] r7:ddde2d80 r6:83018200 r5:8573bb8c r4:854bd780 [ 1342.320148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.320276][ T32] r10:61c88647 r9:8576c800 r8:854bd7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.320362][ T32] r4:854bd780 [ 1342.320456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.320510][ T32] r10:00000000 r9:854bd780 r8:80287e08 r7:ebb31e60 r6:854bd800 r5:8576c800 [ 1342.320533][ T32] r4:00000001 [ 1342.320593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.320637][ T32] Exception stack(0xebb39fb0 to 0xebb39ff8) [ 1342.320692][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.320727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.320782][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.320827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.320852][ T32] r4:854badc0 [ 1342.321653][ T32] INFO: task kworker/1:756:5443 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.321694][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.321756][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.321844][ T32] Call trace: [ 1342.321878][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.321940][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.321965][ T32] r4:00000000 [ 1342.321986][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.322037][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.322069][ T32] 9d20: ae088000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.322101][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.322128][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.322177][ T32] r5:80070113 r4:80239bb0 [ 1342.322227][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.322277][ T32] r4:82ac21e4 [ 1342.322298][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.322348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.322515][ T32] r4:eaf29dc0 [ 1342.322540][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.322588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.322626][ T32] r4:00000000 [ 1342.322770][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.322849][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.322873][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.322991][ T32] r5:00001000 r4:dfd17000 [ 1342.323022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.323075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.323557][ T32] r5:852bd78c r4:852bd400 [ 1342.323583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.323637][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.323762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.323826][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.323851][ T32] r4:8530ac00 [ 1342.323871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.323921][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.323945][ T32] r4:00000001 [ 1342.323979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.324033][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.324062][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.324125][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.347833][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.347899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.347927][ T32] r4:852cfa40 [ 1342.347952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.347984][ T32] INFO: task kworker/1:757:5444 blocked for more than 468 seconds. [ 1342.348033][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.348062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.348170][ T32] task:kworker/1:757 state:D stack:0 pid:5444 tgid:5444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.348264][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.348331][ T32] Call trace: [ 1342.348383][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.348448][ T32] r10:8291a684 r9:ebb2dd84 r8:00000002 r7:60000113 r6:ebb2dd8c r5:8576d400 [ 1342.348547][ T32] r4:8576d400 [ 1342.348573][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.348652][ T32] r5:8576d400 r4:8291a680 [ 1342.348776][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.348841][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.348928][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb2de08 [ 1342.348989][ T32] r4:00000000 [ 1342.349090][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.349159][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.349206][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.349253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ba580 [ 1342.349325][ T32] r4:00000000 [ 1342.349374][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.349431][ T32] r9:83018205 r8:8576d400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.349478][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.349531][ T32] r5:00001000 r4:eb917000 [ 1342.349576][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.349627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.349679][ T32] r5:8573b78c r4:8573b400 [ 1342.349699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.349753][ T32] r7:ddde2d80 r6:83018200 r5:8573b78c r4:854bd880 [ 1342.349802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.349858][ T32] r10:61c88647 r9:8576d400 r8:854bd8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.349882][ T32] r4:854bd880 [ 1342.349946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.350011][ T32] r10:00000000 r9:854bd880 r8:80287e08 r7:ebb39e60 r6:854bd900 r5:8576d400 [ 1342.350044][ T32] r4:00000001 [ 1342.350081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.350128][ T32] Exception stack(0xebb2dfb0 to 0xebb2dff8) [ 1342.350158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.350187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.350238][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.350273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.350320][ T32] r4:854ba940 [ 1342.351159][ T32] INFO: task kworker/1:757:5444 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.351249][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.351383][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.351458][ T32] Call trace: [ 1342.351494][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.351567][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.351645][ T32] r4:00000000 [ 1342.351670][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.351715][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.351770][ T32] 9d20: ae2e6000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.351809][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.351860][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.351920][ T32] r5:80070113 r4:80239bb0 [ 1342.351945][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.352005][ T32] r4:82ac21e4 [ 1342.352059][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.352113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.352138][ T32] r4:eaf29dc0 [ 1342.352164][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.352212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.352235][ T32] r4:00000000 [ 1342.352256][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.352304][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.352332][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.352380][ T32] r5:00001000 r4:dfd17000 [ 1342.352401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.352459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.352536][ T32] r5:852bd78c r4:852bd400 [ 1342.352559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.352613][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.352634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.352686][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.352733][ T32] r4:8530ac00 [ 1342.352763][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.352816][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.352840][ T32] r4:00000001 [ 1342.352860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.352898][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.352942][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.353003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.353069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.353108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.353131][ T32] r4:852cfa40 [ 1342.353152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.353178][ T32] INFO: task kworker/1:758:5447 blocked for more than 468 seconds. [ 1342.353208][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.353270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.353385][ T32] task:kworker/1:758 state:D stack:0 pid:5447 tgid:5447 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.353564][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.353896][ T32] Call trace: [ 1342.353930][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.353986][ T32] r10:8291a684 r9:ebb45d84 r8:00000002 r7:60000013 r6:ebb45d8c r5:8576e000 [ 1342.354050][ T32] r4:8576e000 [ 1342.354077][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.366606][ T32] r5:8576e000 r4:8291a680 [ 1342.366719][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.366858][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.366912][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 [ 1342.366936][ T32] r4:00000000 [ 1342.367009][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.367055][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.367129][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.367188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556e480 [ 1342.367212][ T32] r4:00000000 [ 1342.367232][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.367285][ T32] r9:83018205 r8:8576e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1342.367607][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.367687][ T32] r5:00001000 r4:eb95b000 [ 1342.367713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.367764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.367832][ T32] r5:8574038c r4:85740000 [ 1342.367860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.367993][ T32] r7:ddde2d80 r6:83018200 r5:8574038c r4:854bd980 [ 1342.368029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.368084][ T32] r10:61c88647 r9:8576e000 r8:854bd9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.368131][ T32] r4:854bd980 [ 1342.368172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.368227][ T32] r10:00000000 r9:854bd980 r8:80287e08 r7:ebb39e60 r6:854bda00 r5:8576e000 [ 1342.368252][ T32] r4:00000001 [ 1342.368272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.368421][ T32] Exception stack(0xebb45fb0 to 0xebb45ff8) [ 1342.368459][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.368860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.368895][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.368931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.368983][ T32] r4:8556e000 [ 1342.369882][ T32] INFO: task kworker/1:758:5447 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.369935][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.370065][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.370122][ T32] Call trace: [ 1342.370179][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.370270][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.370318][ T32] r4:00000000 [ 1342.370402][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.370453][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.370524][ T32] 9d20: ae3cd000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.370570][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.370599][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.370630][ T32] r5:80070113 r4:80239bb0 [ 1342.370654][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.370700][ T32] r4:82ac21e4 [ 1342.370721][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.370827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.370852][ T32] r4:eaf29dc0 [ 1342.370873][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.370919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.370944][ T32] r4:00000000 [ 1342.370969][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.371090][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.371120][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.371237][ T32] r5:00001000 r4:dfd17000 [ 1342.371270][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.371330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.371381][ T32] r5:852bd78c r4:852bd400 [ 1342.371403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.371470][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.371528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.371597][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.371639][ T32] r4:8530ac00 [ 1342.371663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.371718][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.371743][ T32] r4:00000001 [ 1342.371763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.371817][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.371850][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.371888][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.372170][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.372209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.372257][ T32] r4:852cfa40 [ 1342.372284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.372603][ T32] INFO: task kworker/1:759:5449 blocked for more than 468 seconds. [ 1342.372641][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.372669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.372691][ T32] task:kworker/1:759 state:D stack:0 pid:5449 tgid:5449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.372742][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.372785][ T32] Call trace: [ 1342.372814][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.372867][ T32] r10:8291a684 r9:ebb4dd84 r8:00000002 r7:60000113 r6:ebb4dd8c r5:8576ec00 [ 1342.372892][ T32] r4:8576ec00 [ 1342.372935][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.373015][ T32] r5:8576ec00 r4:8291a680 [ 1342.373041][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.373086][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.373149][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb4de08 [ 1342.373177][ T32] r4:00000000 [ 1342.373818][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.373861][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.373899][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.373944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556e300 [ 1342.373967][ T32] r4:00000000 [ 1342.374010][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.374071][ T32] r9:83018205 r8:8576ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1342.374104][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.374198][ T32] r5:00001000 r4:eb93f000 [ 1342.374251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.406275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.406412][ T32] r5:8573bf8c r4:8573bc00 [ 1342.406441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.406570][ T32] r7:ddde2d80 r6:83018200 r5:8573bf8c r4:854bda80 [ 1342.406697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.406814][ T32] r10:61c88647 r9:8576ec00 r8:854bdaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.406845][ T32] r4:854bda80 [ 1342.406891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.406951][ T32] r10:00000000 r9:854bda80 r8:80287e08 r7:ebb45e60 r6:854bdb00 r5:8576ec00 [ 1342.406975][ T32] r4:00000001 [ 1342.406995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.407043][ T32] Exception stack(0xebb4dfb0 to 0xebb4dff8) [ 1342.407211][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.407249][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.407325][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.407361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.407538][ T32] r4:8556e180 [ 1342.408346][ T32] INFO: task kworker/1:759:5449 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.408391][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.408495][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.408547][ T32] Call trace: [ 1342.408606][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.408727][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.408756][ T32] r4:00000000 [ 1342.408809][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.408862][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.408897][ T32] 9d20: ae932000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.408931][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.408959][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.408984][ T32] r5:80070113 r4:80239bb0 [ 1342.409021][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.409074][ T32] r4:82ac21e4 [ 1342.409096][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.409220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.409345][ T32] r4:eaf29dc0 [ 1342.409370][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.409441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.409485][ T32] r4:00000000 [ 1342.409510][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.409562][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.409584][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.409654][ T32] r5:00001000 r4:dfd17000 [ 1342.409679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.409724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.409770][ T32] r5:852bd78c r4:852bd400 [ 1342.409791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.409844][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.409867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.409941][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.409968][ T32] r4:8530ac00 [ 1342.409989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.410047][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.410071][ T32] r4:00000001 [ 1342.410113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.410157][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.410211][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.410246][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.410274][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.410379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.410407][ T32] r4:852cfa40 [ 1342.410431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.410462][ T32] INFO: task kworker/1:760:5450 blocked for more than 468 seconds. [ 1342.410520][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.410551][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.410597][ T32] task:kworker/1:760 state:D stack:0 pid:5450 tgid:5450 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.410660][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.410705][ T32] Call trace: [ 1342.410781][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.410871][ T32] r10:8291a684 r9:ebb51d84 r8:00000002 r7:60000113 r6:ebb51d8c r5:8576bc00 [ 1342.410903][ T32] r4:8576bc00 [ 1342.410925][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.410972][ T32] r5:8576bc00 r4:8291a680 [ 1342.410992][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.411041][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.411111][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb51e08 [ 1342.411233][ T32] r4:00000000 [ 1342.411258][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.411298][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.411336][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.411422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556e640 [ 1342.411474][ T32] r4:00000000 [ 1342.411497][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.411548][ T32] r9:83018205 r8:8576bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1342.411593][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.411643][ T32] r5:00001000 r4:eb969000 [ 1342.411664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.411755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.411808][ T32] r5:8574078c r4:85740400 [ 1342.411829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.411879][ T32] r7:ddde2d80 r6:83018200 r5:8574078c r4:854bdb80 [ 1342.411901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.411952][ T32] r10:61c88647 r9:8576bc00 r8:854bdbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.411976][ T32] r4:854bdb80 [ 1342.412013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.412067][ T32] r10:00000000 r9:854bdb80 r8:80287e08 r7:ebb45e60 r6:854bdc00 r5:8576bc00 [ 1342.412090][ T32] r4:00000001 [ 1342.412109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.412171][ T32] Exception stack(0xebb51fb0 to 0xebb51ff8) [ 1342.412204][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.412262][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.412296][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.412328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.412350][ T32] r4:8556e3c0 [ 1342.412838][ T32] INFO: task kworker/1:760:5450 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.412990][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.413063][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.413385][ T32] Call trace: [ 1342.413628][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.413690][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.413714][ T32] r4:00000000 [ 1342.413735][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.413777][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.413808][ T32] 9d20: ae932000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.413844][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.413873][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.413898][ T32] r5:80070113 r4:80239bb0 [ 1342.413919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.413962][ T32] r4:82ac21e4 [ 1342.413983][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.414046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.414095][ T32] r4:eaf29dc0 [ 1342.434959][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.435265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.435325][ T32] r4:00000000 [ 1342.435373][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.435477][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.435559][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.435670][ T32] r5:00001000 r4:dfd17000 [ 1342.435718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.435808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.435946][ T32] r5:852bd78c r4:852bd400 [ 1342.436096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.436215][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.436266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.436372][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.436422][ T32] r4:8530ac00 [ 1342.436741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.436966][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.437044][ T32] r4:00000001 [ 1342.437106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.437198][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.437268][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.437338][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.437397][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.437463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.437512][ T32] r4:852cfa40 [ 1342.437564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.437665][ T32] INFO: task kworker/1:761:5454 blocked for more than 468 seconds. [ 1342.437761][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.437819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.437911][ T32] task:kworker/1:761 state:D stack:0 pid:5454 tgid:5454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.438029][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.438116][ T32] Call trace: [ 1342.438182][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.438305][ T32] r10:8291a684 r9:ebb55d84 r8:00000002 r7:60000013 r6:ebb55d8c r5:85770000 [ 1342.438376][ T32] r4:85770000 [ 1342.438434][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.438534][ T32] r5:85770000 r4:8291a680 [ 1342.438591][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.438690][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.438854][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb55e08 [ 1342.438912][ T32] r4:00000000 [ 1342.438960][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.439049][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.439142][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.439250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556e740 [ 1342.439309][ T32] r4:00000000 [ 1342.439372][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.439469][ T32] r9:83018205 r8:85770000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1342.439531][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.439622][ T32] r5:00001000 r4:eb97b000 [ 1342.439663][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.439749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.439841][ T32] r5:85740b8c r4:85740800 [ 1342.439889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.440010][ T32] r7:ddde2d80 r6:83018200 r5:85740b8c r4:854bdc80 [ 1342.440072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.440181][ T32] r10:61c88647 r9:85770000 r8:854bdcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.440248][ T32] r4:854bdc80 [ 1342.440290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.440385][ T32] r10:00000000 r9:854bdc80 r8:80287e08 r7:ebb51e60 r6:854bdd00 r5:85770000 [ 1342.440434][ T32] r4:00000001 [ 1342.440474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.440575][ T32] Exception stack(0xebb55fb0 to 0xebb55ff8) [ 1342.440637][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.440696][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.440754][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.440819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.440892][ T32] r4:8556e4c0 [ 1342.442189][ T32] INFO: task kworker/1:761:5454 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.442287][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.442487][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.442584][ T32] Call trace: [ 1342.442648][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.442808][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.442881][ T32] r4:00000000 [ 1342.442931][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.443027][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.443094][ T32] 9d20: ae9df000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.443177][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.443246][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.443317][ T32] r5:80070113 r4:80239bb0 [ 1342.443447][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.443545][ T32] r4:82ac21e4 [ 1342.443602][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.443703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.443752][ T32] r4:eaf29dc0 [ 1342.443811][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.443930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.444014][ T32] r4:00000000 [ 1342.444067][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.444167][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.444230][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.470625][ T32] r5:00001000 r4:dfd17000 [ 1342.470871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.470996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.471122][ T32] r5:852bd78c r4:852bd400 [ 1342.471191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.471325][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.471389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.471521][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.471592][ T32] r4:8530ac00 [ 1342.471651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.471781][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.471845][ T32] r4:00000001 [ 1342.472008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.472137][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.472250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.472339][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.472436][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.472526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.472592][ T32] r4:852cfa40 [ 1342.472680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.472765][ T32] INFO: task kworker/1:762:5455 blocked for more than 468 seconds. [ 1342.472844][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.472949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.473051][ T32] task:kworker/1:762 state:D stack:0 pid:5455 tgid:5455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.473207][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.473321][ T32] Call trace: [ 1342.473504][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.473635][ T32] r10:8291a684 r9:ebb59d84 r8:00000002 r7:60000113 r6:ebb59d8c r5:85770c00 [ 1342.473687][ T32] r4:85770c00 [ 1342.473727][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.473829][ T32] r5:85770c00 r4:8291a680 [ 1342.473871][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.473963][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.474067][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 [ 1342.474113][ T32] r4:00000000 [ 1342.484676][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.484845][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.484897][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.484947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556e880 [ 1342.484972][ T32] r4:00000000 [ 1342.484993][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.485046][ T32] r9:83018205 r8:85770c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1342.485068][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.485121][ T32] r5:00001000 r4:eb997000 [ 1342.485169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.485244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.485296][ T32] r5:85740f8c r4:85740c00 [ 1342.485317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.485369][ T32] r7:ddde2d80 r6:83018200 r5:85740f8c r4:854bdd80 [ 1342.485425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.485505][ T32] r10:61c88647 r9:85770c00 r8:854bddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.485562][ T32] r4:854bdd80 [ 1342.485621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.485690][ T32] r10:00000000 r9:854bdd80 r8:80287e08 r7:ebb55e60 r6:854bde00 r5:85770c00 [ 1342.485717][ T32] r4:00000001 [ 1342.485739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.485790][ T32] Exception stack(0xebb59fb0 to 0xebb59ff8) [ 1342.485854][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.485889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.485918][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.485951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.485974][ T32] r4:8556e7c0 [ 1342.486779][ T32] INFO: task kworker/1:762:5455 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.486901][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.486981][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.487031][ T32] Call trace: [ 1342.487124][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.487188][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.487213][ T32] r4:00000000 [ 1342.487233][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.487306][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.487340][ T32] 9d20: af3a5000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.487373][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.487428][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.487457][ T32] r5:80070113 r4:80239bb0 [ 1342.487506][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.487555][ T32] r4:82ac21e4 [ 1342.487576][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.487627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.487675][ T32] r4:eaf29dc0 [ 1342.487728][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.487790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.487814][ T32] r4:00000000 [ 1342.487837][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.487889][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.487912][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.487959][ T32] r5:00001000 r4:dfd17000 [ 1342.487994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.488074][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.488154][ T32] r5:852bd78c r4:852bd400 [ 1342.488179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.488262][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.488317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.488402][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.488429][ T32] r4:8530ac00 [ 1342.488451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.488503][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.488528][ T32] r4:00000001 [ 1342.488548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.488587][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.488627][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.488679][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.488713][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.488752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.488776][ T32] r4:852cfa40 [ 1342.488798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.488827][ T32] INFO: task kworker/1:763:5457 blocked for more than 469 seconds. [ 1342.488862][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.488888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.488942][ T32] task:kworker/1:763 state:D stack:0 pid:5457 tgid:5457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.489054][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.489132][ T32] Call trace: [ 1342.489335][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.489393][ T32] r10:8291a684 r9:ebb5dd84 r8:00000002 r7:60000113 r6:ebb5dd8c r5:85771800 [ 1342.489445][ T32] r4:85771800 [ 1342.489472][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.489520][ T32] r5:85771800 r4:8291a680 [ 1342.489541][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.489585][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.489632][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb5de08 [ 1342.489654][ T32] r4:00000000 [ 1342.489674][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.489711][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.489759][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.489837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556ea40 [ 1342.489895][ T32] r4:00000000 [ 1342.489918][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.489997][ T32] r9:83018205 r8:85771800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1342.490054][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.490219][ T32] r5:00001000 r4:eb9a1000 [ 1342.490335][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.490576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.490701][ T32] r5:8574138c r4:85741000 [ 1342.490814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.490940][ T32] r7:ddde2d80 r6:83018200 r5:8574138c r4:854bde80 [ 1342.491012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.491144][ T32] r10:61c88647 r9:85771800 r8:854bdeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.491208][ T32] r4:854bde80 [ 1342.491263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.491387][ T32] r10:00000000 r9:854bde80 r8:80287e08 r7:ebb59e60 r6:854bdf00 r5:85771800 [ 1342.491450][ T32] r4:00000001 [ 1342.491522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.491618][ T32] Exception stack(0xebb5dfb0 to 0xebb5dff8) [ 1342.491727][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.491843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.491942][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.492048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.492111][ T32] r4:8556e540 [ 1342.493063][ T32] INFO: task kworker/1:763:5457 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.493159][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.493319][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.493432][ T32] Call trace: [ 1342.493516][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.493688][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.493784][ T32] r4:00000000 [ 1342.493849][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.493974][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.494202][ T32] 9d20: af3a5000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.521913][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.522016][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.522075][ T32] r5:80070113 r4:80239bb0 [ 1342.522118][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.522232][ T32] r4:82ac21e4 [ 1342.522272][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.522407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.522458][ T32] r4:eaf29dc0 [ 1342.522498][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.522586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.522628][ T32] r4:00000000 [ 1342.522665][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.522790][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.522838][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.522925][ T32] r5:00001000 r4:dfd17000 [ 1342.522963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.523049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.523267][ T32] r5:852bd78c r4:852bd400 [ 1342.523313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.523404][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.523443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.523537][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.523579][ T32] r4:8530ac00 [ 1342.523617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.523708][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.523757][ T32] r4:00000001 [ 1342.523797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.523870][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.523923][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.523977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.524040][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.524096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.524139][ T32] r4:852cfa40 [ 1342.524239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.535172][ T32] INFO: task kworker/1:764:5458 blocked for more than 469 seconds. [ 1342.535281][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.535347][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.535408][ T32] task:kworker/1:764 state:D stack:0 pid:5458 tgid:5458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.535526][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.535660][ T32] Call trace: [ 1342.535722][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.535831][ T32] r10:8291a684 r9:ebb49d84 r8:00000002 r7:60000113 r6:ebb49d8c r5:85772400 [ 1342.535880][ T32] r4:85772400 [ 1342.535926][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.536035][ T32] r5:85772400 r4:8291a680 [ 1342.536081][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.536173][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.536260][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb49e08 [ 1342.536307][ T32] r4:00000000 [ 1342.536343][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.536436][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.536544][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.536635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556ec40 [ 1342.536679][ T32] r4:00000000 [ 1342.536716][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.536811][ T32] r9:83018205 r8:85772400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1342.536878][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.536967][ T32] r5:00001000 r4:eb9b7000 [ 1342.537031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.537136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.537252][ T32] r5:8574178c r4:85741400 [ 1342.537322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.537419][ T32] r7:ddde2d80 r6:83018200 r5:8574178c r4:854bdf80 [ 1342.537516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.537640][ T32] r10:61c88647 r9:85772400 r8:854bdfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.537692][ T32] r4:854bdf80 [ 1342.537748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.537847][ T32] r10:00000000 r9:854bdf80 r8:80287e08 r7:ebb5de60 r6:8557c000 r5:85772400 [ 1342.537891][ T32] r4:00000001 [ 1342.537930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.538034][ T32] Exception stack(0xebb49fb0 to 0xebb49ff8) [ 1342.538096][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.538155][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.538210][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.538293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.538341][ T32] r4:8556e540 [ 1342.539664][ T32] INFO: task kworker/1:764:5458 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.539737][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.539899][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.540040][ T32] Call trace: [ 1342.540108][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.540212][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.540283][ T32] r4:00000000 [ 1342.540355][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.540440][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.540497][ T32] 9d20: af709000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.540554][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.540605][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.540703][ T32] r5:80070113 r4:80239bb0 [ 1342.540749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.540832][ T32] r4:82ac21e4 [ 1342.540870][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.540979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.541059][ T32] r4:eaf29dc0 [ 1342.541102][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.541189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.541235][ T32] r4:00000000 [ 1342.541274][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.541360][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.541403][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.541484][ T32] r5:00001000 r4:dfd17000 [ 1342.541547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.541631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.541715][ T32] r5:852bd78c r4:852bd400 [ 1342.541857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.541955][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.542006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.542102][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.542160][ T32] r4:8530ac00 [ 1342.542206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.542296][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.542367][ T32] r4:00000001 [ 1342.542413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.542485][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.542538][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.542596][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.542651][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.542722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.542825][ T32] r4:852cfa40 [ 1342.542880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.542928][ T32] INFO: task kworker/1:765:5461 blocked for more than 469 seconds. [ 1342.542983][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.543054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.543120][ T32] task:kworker/1:765 state:D stack:0 pid:5461 tgid:5461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.543223][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.543304][ T32] Call trace: [ 1342.543362][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.543457][ T32] r10:8291a684 r9:ebb61d84 r8:00000002 r7:60000013 r6:ebb61d8c r5:85773000 [ 1342.543527][ T32] r4:85773000 [ 1342.543585][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.543675][ T32] r5:85773000 r4:8291a680 [ 1342.543716][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.543793][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.543896][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb61e08 [ 1342.543969][ T32] r4:00000000 [ 1342.544019][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.544093][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.544202][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.575085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856070c0 [ 1342.575169][ T32] r4:00000000 [ 1342.575308][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.575442][ T32] r9:83018205 r8:85773000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1342.575522][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.575618][ T32] r5:00001000 r4:eb9f5000 [ 1342.575657][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.575733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.575867][ T32] r5:8574278c r4:85742400 [ 1342.575913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.576012][ T32] r7:ddde2d80 r6:83018200 r5:8574278c r4:8557c080 [ 1342.576054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.576207][ T32] r10:61c88647 r9:85773000 r8:8557c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.576256][ T32] r4:8557c080 [ 1342.576295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.576386][ T32] r10:00000000 r9:8557c080 r8:80287e08 r7:ebb49e60 r6:8557c100 r5:85773000 [ 1342.576430][ T32] r4:00000001 [ 1342.576526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.576605][ T32] Exception stack(0xebb61fb0 to 0xebb61ff8) [ 1342.576664][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.576721][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.576773][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.576831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.576908][ T32] r4:8556eac0 [ 1342.578191][ T32] INFO: task kworker/1:765:5461 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.578261][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.578425][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.578553][ T32] Call trace: [ 1342.578620][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.578721][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.578801][ T32] r4:00000000 [ 1342.578841][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.578918][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.578972][ T32] 9d20: afbb5000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.579072][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.579129][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.579207][ T32] r5:80070113 r4:80239bb0 [ 1342.579287][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.579372][ T32] r4:82ac21e4 [ 1342.579467][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.579575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.579623][ T32] r4:eaf29dc0 [ 1342.579661][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.579745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.579791][ T32] r4:00000000 [ 1342.579830][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.579953][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.580005][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.580137][ T32] r5:00001000 r4:dfd17000 [ 1342.580181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.580297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.580425][ T32] r5:852bd78c r4:852bd400 [ 1342.580526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.580626][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.580667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.580759][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.580838][ T32] r4:8530ac00 [ 1342.580883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.580974][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.581056][ T32] r4:00000001 [ 1342.581176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.581251][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.581307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.581421][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.581479][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.581552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.581622][ T32] r4:852cfa40 [ 1342.581763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.581847][ T32] INFO: task kworker/1:766:5463 blocked for more than 469 seconds. [ 1342.581909][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.582002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.582049][ T32] task:kworker/1:766 state:D stack:0 pid:5463 tgid:5463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.582246][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.582379][ T32] Call trace: [ 1342.582495][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.582592][ T32] r10:8291a684 r9:ebb69d84 r8:00000002 r7:60000013 r6:ebb69d8c r5:85773c00 [ 1342.582677][ T32] r4:85773c00 [ 1342.582721][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.582838][ T32] r5:85773c00 r4:8291a680 [ 1342.582876][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.582953][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.583079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb69e08 [ 1342.583126][ T32] r4:00000000 [ 1342.583232][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.583304][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.583375][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.583501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556edc0 [ 1342.583548][ T32] r4:00000000 [ 1342.583584][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.583686][ T32] r9:83018205 r8:85773c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1342.583731][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.583845][ T32] r5:00001000 r4:eb9c9000 [ 1342.583930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.584021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.584102][ T32] r5:85741b8c r4:85741800 [ 1342.584251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.611894][ T32] r7:ddde2d80 r6:83018200 r5:85741b8c r4:8557c180 [ 1342.611974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.612115][ T32] r10:61c88647 r9:85773c00 r8:8557c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.612160][ T32] r4:8557c180 [ 1342.612199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.612293][ T32] r10:00000000 r9:8557c180 r8:80287e08 r7:ebb61e60 r6:8557c200 r5:85773c00 [ 1342.612335][ T32] r4:00000001 [ 1342.612372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.612446][ T32] Exception stack(0xebb69fb0 to 0xebb69ff8) [ 1342.612505][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.612560][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.612612][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.612671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.612734][ T32] r4:8556ebc0 [ 1342.614033][ T32] INFO: task kworker/1:766:5463 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.614109][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.625157][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.625320][ T32] Call trace: [ 1342.625405][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.625522][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.625570][ T32] r4:00000000 [ 1342.625636][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.625722][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.625782][ T32] 9d20: aff5d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.625860][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.625951][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.626010][ T32] r5:80070113 r4:80239bb0 [ 1342.626051][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.626135][ T32] r4:82ac21e4 [ 1342.626173][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.626256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.626298][ T32] r4:eaf29dc0 [ 1342.626334][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.626417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.626459][ T32] r4:00000000 [ 1342.626498][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.626587][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.626647][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.626733][ T32] r5:00001000 r4:dfd17000 [ 1342.626805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.626914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.627043][ T32] r5:852bd78c r4:852bd400 [ 1342.627088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.627178][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.627217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.627312][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.627356][ T32] r4:8530ac00 [ 1342.627397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.627484][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.627527][ T32] r4:00000001 [ 1342.627581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.627677][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.627790][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.627875][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.627931][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.628033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.628082][ T32] r4:852cfa40 [ 1342.628125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.628207][ T32] INFO: task kworker/1:767:5464 blocked for more than 469 seconds. [ 1342.628323][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.628380][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.628423][ T32] task:kworker/1:767 state:D stack:0 pid:5464 tgid:5464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.628618][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.628698][ T32] Call trace: [ 1342.628789][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.628936][ T32] r10:8291a684 r9:ebb6dd84 r8:00000002 r7:60000113 r6:ebb6dd8c r5:85774800 [ 1342.628983][ T32] r4:85774800 [ 1342.629029][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.629111][ T32] r5:85774800 r4:8291a680 [ 1342.629176][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.629259][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.629358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb6de08 [ 1342.629405][ T32] r4:00000000 [ 1342.629442][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.629564][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.629666][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.629777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8556eec0 [ 1342.629824][ T32] r4:00000000 [ 1342.629861][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.629945][ T32] r9:83018205 r8:85774800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1342.629985][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.630073][ T32] r5:00001000 r4:eb9db000 [ 1342.630114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.630187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.630263][ T32] r5:85741f8c r4:85741c00 [ 1342.630301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.630400][ T32] r7:ddde2d80 r6:83018200 r5:85741f8c r4:8557c280 [ 1342.630460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.630555][ T32] r10:61c88647 r9:85774800 r8:8557c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.630599][ T32] r4:8557c280 [ 1342.630638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.630783][ T32] r10:00000000 r9:8557c280 r8:80287e08 r7:ebb61e60 r6:8557c300 r5:85774800 [ 1342.630836][ T32] r4:00000001 [ 1342.630889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.630965][ T32] Exception stack(0xebb6dfb0 to 0xebb6dff8) [ 1342.631035][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.631110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.631193][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.631256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.631299][ T32] r4:8556ebc0 [ 1342.632605][ T32] INFO: task kworker/1:767:5464 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.632674][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.632825][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.632925][ T32] Call trace: [ 1342.632983][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.633095][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.633155][ T32] r4:00000000 [ 1342.633199][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.633276][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.633332][ T32] 9d20: aff5d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.633388][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.633439][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.633498][ T32] r5:80070113 r4:80239bb0 [ 1342.633540][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.633618][ T32] r4:82ac21e4 [ 1342.633654][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.633734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.633784][ T32] r4:eaf29dc0 [ 1342.633822][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.633911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.633964][ T32] r4:00000000 [ 1342.634031][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.634122][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.634225][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.659114][ T32] r5:00001000 r4:dfd17000 [ 1342.659214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.659380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.659469][ T32] r5:852bd78c r4:852bd400 [ 1342.659574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.659705][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.659754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.659849][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.659908][ T32] r4:8530ac00 [ 1342.659984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.660123][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.660171][ T32] r4:00000001 [ 1342.660231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.660315][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.660374][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.660463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.660556][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.660621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.660663][ T32] r4:852cfa40 [ 1342.660705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.660759][ T32] INFO: task kworker/1:768:5466 blocked for more than 469 seconds. [ 1342.660840][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.660892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.660935][ T32] task:kworker/1:768 state:D stack:0 pid:5466 tgid:5466 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.661116][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.661226][ T32] Call trace: [ 1342.661330][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.661461][ T32] r10:8291a684 r9:ebb75d84 r8:00000002 r7:60000113 r6:ebb75d8c r5:84ae2400 [ 1342.661512][ T32] r4:84ae2400 [ 1342.661550][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.661636][ T32] r5:84ae2400 r4:8291a680 [ 1342.661676][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.661753][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.661841][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb75e08 [ 1342.661883][ T32] r4:00000000 [ 1342.661939][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.662023][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.662157][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.662246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85321fc0 [ 1342.662325][ T32] r4:00000000 [ 1342.662370][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.662461][ T32] r9:83018205 r8:84ae2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1342.662503][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.662636][ T32] r5:00001000 r4:eb9e7000 [ 1342.662680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.662803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.662888][ T32] r5:8574238c r4:85742000 [ 1342.662981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.663086][ T32] r7:ddde2d80 r6:83018200 r5:8574238c r4:8557c380 [ 1342.663154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.663302][ T32] r10:61c88647 r9:84ae2400 r8:8557c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.663355][ T32] r4:8557c380 [ 1342.663408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.663501][ T32] r10:00000000 r9:8557c380 r8:80287e08 r7:ebb61e60 r6:8532f780 r5:84ae2400 [ 1342.663607][ T32] r4:00000001 [ 1342.663649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.663720][ T32] Exception stack(0xebb75fb0 to 0xebb75ff8) [ 1342.663774][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.663886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.663945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.664008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.664055][ T32] r4:8556ebc0 [ 1342.673337][ T32] INFO: task kworker/1:768:5466 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.673548][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.673723][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.673851][ T32] Call trace: [ 1342.673949][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.674083][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.674208][ T32] r4:00000000 [ 1342.687931][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.688347][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.688437][ T32] 9d20: b031e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.688549][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.688606][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.688668][ T32] r5:80070113 r4:80239bb0 [ 1342.688708][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.688833][ T32] r4:82ac21e4 [ 1342.688879][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.688962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.689013][ T32] r4:eaf29dc0 [ 1342.689051][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.689135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.689177][ T32] r4:00000000 [ 1342.689214][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.689303][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.689377][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.689471][ T32] r5:00001000 r4:dfd17000 [ 1342.689509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.689584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.689664][ T32] r5:852bd78c r4:852bd400 [ 1342.689701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.689794][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.689834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.689923][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.689966][ T32] r4:8530ac00 [ 1342.690014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.690105][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.690148][ T32] r4:00000001 [ 1342.690187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.690295][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.690369][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1342.690619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.691485][ T32] r10:8291a684 r9:ebb81d84 r8:00000002 r7:60000013 r6:ebb81d8c r5:84ae3000 ** 6 printk messages dropped ** [ 1342.691988][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.692282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856072c0 ** 7 printk messages dropped ** [ 1342.692908][ T32] r5:85743f8c r4:85743c00 [ 1342.693043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.693137][ T32] r7:ddde2d80 r6:83018200 r5:85743f8c r4:8557c400 [ 1342.693178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.693268][ T32] r10:61c88647 r9:84ae3000 r8:8557c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.693310][ T32] r4:8557c400 [ 1342.693346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.693433][ T32] r10:00000000 r9:8557c400 r8:80287e08 r7:ebb61e60 r6:8532f800 r5:84ae3000 [ 1342.693476][ T32] r4:00000001 [ 1342.693512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.693582][ T32] Exception stack(0xebb81fb0 to 0xebb81ff8) [ 1342.693663][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.693760][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.693819][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.693884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.693965][ T32] r4:85607000 [ 1342.718297][ T32] INFO: task kworker/1:769:5469 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.718470][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.718555][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.718633][ T32] Call trace: [ 1342.718667][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.718731][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.718813][ T32] r4:00000000 [ 1342.718864][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.718923][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.718956][ T32] 9d20: b0567000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.719003][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.719065][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.719095][ T32] r5:80070113 r4:80239bb0 [ 1342.719145][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.719197][ T32] r4:82ac21e4 [ 1342.719217][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.719266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.719288][ T32] r4:eaf29dc0 [ 1342.719319][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.719372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.719395][ T32] r4:00000000 [ 1342.719441][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.719520][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.719546][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.719619][ T32] r5:00001000 r4:dfd17000 [ 1342.719668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.719716][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.719764][ T32] r5:852bd78c r4:852bd400 [ 1342.719784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.719859][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.719886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.719940][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.719963][ T32] r4:8530ac00 [ 1342.719984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.720071][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.720137][ T32] r4:00000001 [ 1342.720186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.720230][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.720259][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.720315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.720348][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.720379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.720402][ T32] r4:852cfa40 [ 1342.720426][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.720479][ T32] INFO: task kworker/1:770:5470 blocked for more than 469 seconds. ** 2 printk messages dropped ** [ 1342.720599][ T32] task:kworker/1:770 state:D stack:0 pid:5470 tgid:5470 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.721409][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb8de08 ** 5 printk messages dropped ** [ 1342.721685][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.721926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.721974][ T32] r5:85742b8c r4:85742800 [ 1342.722000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.722053][ T32] r7:ddde2d80 r6:83018200 r5:85742b8c r4:8557c480 [ 1342.722074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.722126][ T32] r10:61c88647 r9:84ae1800 r8:8557c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.722151][ T32] r4:8557c480 [ 1342.722186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.722240][ T32] r10:00000000 r9:8557c480 r8:80287e08 r7:ebb81e60 r6:8532f880 r5:84ae1800 [ 1342.722265][ T32] r4:00000001 [ 1342.722284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.722325][ T32] Exception stack(0xebb8dfb0 to 0xebb8dff8) [ 1342.722353][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.722383][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.722445][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.722483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.722516][ T32] r4:85607000 [ 1342.723089][ T32] INFO: task kworker/1:770:5470 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.723158][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.723225][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.723329][ T32] Call trace: [ 1342.723369][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.723466][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.723495][ T32] r4:00000000 [ 1342.723520][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.723567][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.723602][ T32] 9d20: b0567000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.723665][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.723726][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.723756][ T32] r5:80070113 r4:80239bb0 [ 1342.723776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.723832][ T32] r4:82ac21e4 [ 1342.723902][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.724002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.724055][ T32] r4:eaf29dc0 [ 1342.724102][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.738719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.738811][ T32] r4:00000000 [ 1342.738838][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.738915][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.738938][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.739058][ T32] r5:00001000 r4:dfd17000 [ 1342.739085][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.739136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.739212][ T32] r5:852bd78c r4:852bd400 [ 1342.739238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.739299][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.739325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.739698][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.739823][ T32] r4:8530ac00 [ 1342.739854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.739909][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.739932][ T32] r4:00000001 [ 1342.739952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1342.740112][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.740891][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.741270][ T32] r5:84ae0000 r4:8291a680 ** 2 printk messages dropped ** [ 1342.741400][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb95e08 ** 7 printk messages dropped ** [ 1342.741665][ T32] r9:83018205 r8:84ae0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 ** 4 printk messages dropped ** [ 1342.741859][ T32] r5:85742f8c r4:85742c00 [ 1342.741964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.742019][ T32] r7:ddde2d80 r6:83018200 r5:85742f8c r4:8557c500 [ 1342.742043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.742095][ T32] r10:61c88647 r9:84ae0000 r8:8557c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.742118][ T32] r4:8557c500 [ 1342.742137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.742629][ T32] r10:00000000 r9:8557c500 r8:80287e08 r7:ebb81e60 r6:8532f900 r5:84ae0000 [ 1342.742656][ T32] r4:00000001 [ 1342.742676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.742719][ T32] Exception stack(0xebb95fb0 to 0xebb95ff8) [ 1342.742779][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.742850][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.742884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.743093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.743122][ T32] r4:85607180 [ 1342.743900][ T32] INFO: task kworker/1:771:5472 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.743940][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.744118][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.761659][ T32] Call trace: [ 1342.761728][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.761821][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.761847][ T32] r4:00000000 [ 1342.761869][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.761937][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.761978][ T32] 9d20: b0cb9000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.762011][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.762037][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.762063][ T32] r5:80070113 r4:80239bb0 [ 1342.762103][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.762172][ T32] r4:82ac21e4 [ 1342.762196][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.762245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.762267][ T32] r4:eaf29dc0 [ 1342.762308][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.762359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.762391][ T32] r4:00000000 [ 1342.762414][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.762476][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.762501][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.762573][ T32] r5:00001000 r4:dfd17000 [ 1342.762599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.762643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.762696][ T32] r5:852bd78c r4:852bd400 [ 1342.762805][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.762878][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.762923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.762980][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.763021][ T32] r4:8530ac00 [ 1342.763055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.763111][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.763134][ T32] r4:00000001 [ 1342.763198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.763247][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.763277][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.763307][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.763334][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1342.763460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1342.763779][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.764102][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.773191][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1342.773531][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.773697][ T32] r5:8574338c r4:85743000 [ 1342.773827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.773887][ T32] r7:ddde2d80 r6:83018200 r5:8574338c r4:8557c580 [ 1342.773937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.774011][ T32] r10:61c88647 r9:85775400 r8:8557c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.774047][ T32] r4:8557c580 [ 1342.774161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.786899][ T32] r10:00000000 r9:8557c580 r8:80287e08 r7:ebb81e60 r6:8557c600 r5:85775400 [ 1342.786959][ T32] r4:00000001 [ 1342.786985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.787054][ T32] Exception stack(0xebb65fb0 to 0xebb65ff8) [ 1342.787088][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.787137][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.787169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.787201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.787245][ T32] r4:85607380 [ 1342.788054][ T32] INFO: task kworker/1:772:5475 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.788127][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.788258][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.788342][ T32] Call trace: [ 1342.788378][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.788437][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.788461][ T32] r4:00000000 [ 1342.788481][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.788523][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.788554][ T32] 9d20: b12f7000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.788584][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.788610][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.788642][ T32] r5:80070113 r4:80239bb0 [ 1342.788662][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.788761][ T32] r4:82ac21e4 [ 1342.788800][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.788851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.788875][ T32] r4:eaf29dc0 [ 1342.788895][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.788941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.789003][ T32] r4:00000000 [ 1342.789057][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.789141][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.789195][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.789276][ T32] r5:00001000 r4:dfd17000 [ 1342.789300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.789344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.789390][ T32] r5:852bd78c r4:852bd400 [ 1342.789410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.789489][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.789515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.789568][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.789620][ T32] r4:8530ac00 [ 1342.789644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.789695][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.789730][ T32] r4:00000001 [ 1342.789771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.789855][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.789915][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.789948][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.789977][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.790010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.790063][ T32] r4:852cfa40 [ 1342.790143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.790176][ T32] INFO: task kworker/0:398:5477 blocked for more than 469 seconds. [ 1342.790210][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.790236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.790258][ T32] task:kworker/0:398 state:D stack:0 pid:5477 tgid:5477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.790350][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.790523][ T32] Call trace: [ 1342.790557][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.790611][ T32] r10:8291a684 r9:ebbb5d84 r8:00000002 r7:60000113 r6:ebbb5d8c r5:85778000 [ 1342.790635][ T32] r4:85778000 [ 1342.790656][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.790729][ T32] r5:85778000 r4:8291a680 [ 1342.790830][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.790910][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.790962][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb5e08 [ 1342.790986][ T32] r4:00000000 [ 1342.791063][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.791104][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.791143][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.791188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8555ed80 [ 1342.791214][ T32] r4:00000000 [ 1342.791248][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.791300][ T32] r9:83018005 r8:85778000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1342.791321][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.791366][ T32] r5:00001000 r4:ebbad000 [ 1342.791415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.791460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.791505][ T32] r5:856c6b8c r4:856c6800 [ 1342.791524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.791605][ T32] r7:dddced80 r6:83018000 r5:856c6b8c r4:8532f980 [ 1342.791674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.791729][ T32] r10:61c88647 r9:85778000 r8:8532f9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.791759][ T32] r4:8532f980 [ 1342.791782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.791831][ T32] r10:00000000 r9:8532f980 r8:80287e08 r7:eba1de60 r6:8557c680 r5:85778000 [ 1342.791853][ T32] r4:00000001 [ 1342.791875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.791915][ T32] Exception stack(0xebbb5fb0 to 0xebbb5ff8) [ 1342.791943][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.791974][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.792001][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.792031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.792053][ T32] r4:8555e600 [ 1342.792515][ T32] INFO: task kworker/0:398:5477 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.792572][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.792667][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.792711][ T32] Call trace: [ 1342.792817][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.792878][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.792943][ T32] r4:00000000 [ 1342.792995][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.793063][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.793100][ T32] 9d20: b12f7000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.793132][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.793205][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.793234][ T32] r5:80070113 r4:80239bb0 [ 1342.793256][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.793299][ T32] r4:82ac21e4 [ 1342.793328][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.793375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.793482][ T32] r4:eaf29dc0 [ 1342.793597][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.793662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.793714][ T32] r4:00000000 [ 1342.793739][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.793814][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.793899][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.793995][ T32] r5:00001000 r4:dfd17000 [ 1342.794056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.804607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.804775][ T32] r5:852bd78c r4:852bd400 [ 1342.804802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.804860][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.804882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.804936][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.804994][ T32] r4:8530ac00 [ 1342.805073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.805135][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.805159][ T32] r4:00000001 [ 1342.805181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.805290][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.805327][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.805358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.805386][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.805417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.805530][ T32] r4:852cfa40 [ 1342.805599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.805662][ T32] INFO: task kworker/0:399:5478 blocked for more than 469 seconds. [ 1342.805701][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.805740][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.805804][ T32] task:kworker/0:399 state:D stack:0 pid:5478 tgid:5478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.805874][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.805957][ T32] Call trace: [ 1342.805989][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.806066][ T32] r10:8291a684 r9:ebbc5d84 r8:00000002 r7:60000013 r6:ebbc5d8c r5:85779800 [ 1342.806115][ T32] r4:85779800 [ 1342.806139][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.806190][ T32] r5:85779800 r4:8291a680 [ 1342.806233][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.806283][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.806331][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc5e08 [ 1342.806354][ T32] r4:00000000 [ 1342.806374][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.806441][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.806486][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.806533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856484c0 [ 1342.806558][ T32] r4:00000000 [ 1342.806580][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.806631][ T32] r9:83018005 r8:85779800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1342.806654][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.806829][ T32] r5:00001000 r4:eaad1000 [ 1342.806900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.806953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.807001][ T32] r5:856c7b8c r4:856c7800 [ 1342.807022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.807105][ T32] r7:dddced80 r6:83018000 r5:856c7b8c r4:8532fa00 [ 1342.807129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.807211][ T32] r10:61c88647 r9:85779800 r8:8532fa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.807241][ T32] r4:8532fa00 [ 1342.807262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.807341][ T32] r10:00000000 r9:8532fa00 r8:80287e08 r7:ebbb5e60 r6:8557c700 r5:85779800 [ 1342.807368][ T32] r4:00000001 [ 1342.807416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.807458][ T32] Exception stack(0xebbc5fb0 to 0xebbc5ff8) [ 1342.807525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.807561][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.807590][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.807620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.807646][ T32] r4:8555e040 [ 1342.808468][ T32] INFO: task kworker/0:399:5478 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.808509][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.808633][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.808709][ T32] Call trace: [ 1342.808741][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.808820][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.808847][ T32] r4:00000000 [ 1342.808867][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.808912][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.808943][ T32] 9d20: b12f7000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.808975][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.809001][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.809055][ T32] r5:80070113 r4:80239bb0 [ 1342.809081][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.809125][ T32] r4:82ac21e4 [ 1342.809165][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.809225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.809251][ T32] r4:eaf29dc0 [ 1342.809270][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.809316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.809340][ T32] r4:00000000 [ 1342.809387][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.809460][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.809507][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.809578][ T32] r5:00001000 r4:dfd17000 [ 1342.809607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.809659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.809707][ T32] r5:852bd78c r4:852bd400 [ 1342.809727][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.809797][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 4 printk messages dropped ** [ 1342.810042][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 12 printk messages dropped ** [ 1342.810466][ T32] task:kworker/0:400 state:D stack:0 pid:5480 tgid:5480 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.811094][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.811172][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.811213][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.811259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85648140 [ 1342.811309][ T32] r4:00000000 [ 1342.811334][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.811460][ T32] r9:83018005 r8:8577a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1342.811488][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.811535][ T32] r5:00001000 r4:ebbbd000 [ 1342.811554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.811614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.811694][ T32] r5:856c6f8c r4:856c6c00 [ 1342.811725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.811791][ T32] r7:dddced80 r6:83018000 r5:856c6f8c r4:8532fa80 [ 1342.811812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.811880][ T32] r10:61c88647 r9:8577a400 r8:8532faac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.811908][ T32] r4:8532fa80 [ 1342.811929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.811979][ T32] r10:00000000 r9:8532fa80 r8:80287e08 r7:ebbc5e60 r6:8557c780 r5:8577a400 [ 1342.812017][ T32] r4:00000001 [ 1342.812040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.812104][ T32] Exception stack(0xebbc9fb0 to 0xebbc9ff8) [ 1342.812143][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.812199][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.812252][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.812308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.812334][ T32] r4:8555e040 [ 1342.812839][ T32] INFO: task kworker/0:400:5480 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.812878][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.812938][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.812983][ T32] Call trace: [ 1342.813024][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.813084][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.813109][ T32] r4:00000000 [ 1342.813155][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.813202][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.813271][ T32] 9d20: b12f7000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.813307][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.813334][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.813359][ T32] r5:80070113 r4:80239bb0 [ 1342.813380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.813426][ T32] r4:82ac21e4 [ 1342.813477][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.813651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.813740][ T32] r4:eaf29dc0 [ 1342.813824][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.813875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.813900][ T32] r4:00000000 [ 1342.813923][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.813974][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.813996][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.814102][ T32] r5:00001000 r4:dfd17000 [ 1342.849107][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.849245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.849299][ T32] r5:852bd78c r4:852bd400 [ 1342.849332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.849391][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 1 printk messages dropped ** [ 1342.849464][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1342.849765][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.850014][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1342.850330][ T32] r4:85778c00 ** 3 printk messages dropped ** [ 1342.850456][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.850803][ T32] r9:83018005 r8:85778c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 ** 4 printk messages dropped ** [ 1342.851064][ T32] r5:856c778c r4:856c7400 [ 1342.851146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.851287][ T32] r7:dddced80 r6:83018000 r5:856c778c r4:8532fb00 [ 1342.851314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.851371][ T32] r10:61c88647 r9:85778c00 r8:8532fb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.851395][ T32] r4:8532fb00 [ 1342.851414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.851513][ T32] r10:00000000 r9:8532fb00 r8:80287e08 r7:ebbc5e60 r6:8557c800 r5:85778c00 [ 1342.851569][ T32] r4:00000001 [ 1342.851620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.851692][ T32] Exception stack(0xeba15fb0 to 0xeba15ff8) [ 1342.851723][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.851762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.851820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.851912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.851940][ T32] r4:85648080 [ 1342.852708][ T32] INFO: task kworker/0:401:5481 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.852768][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.852844][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.852909][ T32] Call trace: [ 1342.852943][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.853022][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.853049][ T32] r4:00000000 [ 1342.853112][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.853160][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.853198][ T32] 9d20: b1edf000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.853230][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.853268][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.853298][ T32] r5:80070113 r4:80239bb0 [ 1342.853319][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.853365][ T32] r4:82ac21e4 [ 1342.853387][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.853433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.853483][ T32] r4:eaf29dc0 [ 1342.853506][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.853552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.853577][ T32] r4:00000000 [ 1342.853622][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.853676][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.853823][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.853874][ T32] r5:00001000 r4:dfd17000 [ 1342.853894][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.853936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.853980][ T32] r5:852bd78c r4:852bd400 [ 1342.854032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.854088][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.854125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.863226][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1342.863503][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 4 printk messages dropped ** [ 1342.863687][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.864133][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.864747][ T32] r4:8577c800 ** 4 printk messages dropped ** [ 1342.864946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 ** 2 printk messages dropped ** [ 1342.865041][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.865089][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.865135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85672d00 [ 1342.865190][ T32] r4:00000000 [ 1342.865214][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.865266][ T32] r9:83018005 r8:8577c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1342.865301][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.865354][ T32] r5:00001000 r4:ebaad000 [ 1342.865374][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.865446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.865500][ T32] r5:856d8b8c r4:856d8800 [ 1342.865522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.865573][ T32] r7:dddced80 r6:83018000 r5:856d8b8c r4:8532fb80 [ 1342.865594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.865675][ T32] r10:61c88647 r9:8577c800 r8:8532fbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.865740][ T32] r4:8532fb80 [ 1342.865773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.865844][ T32] r10:00000000 r9:8532fb80 r8:80287e08 r7:ebbc5e60 r6:8557c880 r5:8577c800 [ 1342.865870][ T32] r4:00000001 [ 1342.865891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.865932][ T32] Exception stack(0xebabdfb0 to 0xebabdff8) [ 1342.865962][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.865994][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.866022][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.866053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.866074][ T32] r4:85648240 [ 1342.866896][ T32] INFO: task kworker/0:402:5486 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.866935][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.867054][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.867100][ T32] Call trace: [ 1342.867132][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.867187][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.867232][ T32] r4:00000000 [ 1342.867256][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.867321][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.867355][ T32] 9d20: b1edf000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.867408][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.867447][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.867484][ T32] r5:80070113 r4:80239bb0 [ 1342.867507][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.867551][ T32] r4:82ac21e4 [ 1342.867578][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.867626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.867649][ T32] r4:eaf29dc0 [ 1342.867687][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.867737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.867770][ T32] r4:00000000 [ 1342.867791][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.867861][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.867909][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.867959][ T32] r5:00001000 r4:dfd17000 [ 1342.868004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.868052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.868099][ T32] r5:852bd78c r4:852bd400 [ 1342.868118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.868169][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.868191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.868241][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.868264][ T32] r4:8530ac00 [ 1342.868284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.868343][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.868369][ T32] r4:00000001 [ 1342.868388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.868427][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.868477][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.868512][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.868542][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.868574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.868597][ T32] r4:852cfa40 [ 1342.868625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.868652][ T32] INFO: task kworker/0:403:5487 blocked for more than 469 seconds. [ 1342.868683][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.868719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.868764][ T32] task:kworker/0:403 state:D stack:0 pid:5487 tgid:5487 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.868818][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.868861][ T32] Call trace: [ 1342.868891][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.868943][ T32] r10:8291a684 r9:ebac9d84 r8:00000002 r7:60000113 r6:ebac9d8c r5:8577b000 [ 1342.868967][ T32] r4:8577b000 [ 1342.869011][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.869062][ T32] r5:8577b000 r4:8291a680 [ 1342.869097][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1342.869319][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.869677][ T32] r5:856c7f8c r4:856c7c00 [ 1342.869697][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.869767][ T32] r7:dddced80 r6:83018000 r5:856c7f8c r4:8532fc00 [ 1342.869817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1342.869987][ T32] r10:00000000 r9:8532fc00 r8:80287e08 r7:ebabde60 r6:8557c900 r5:8577b000 ** 9 printk messages dropped ** [ 1342.870835][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1342.870992][ T32] Call trace: [ 1342.871058][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.871138][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.871175][ T32] r4:00000000 [ 1342.871199][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.871274][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.871308][ T32] 9d20: b1edf000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.871339][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.871390][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.871419][ T32] r5:80070113 r4:80239bb0 [ 1342.871440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.871483][ T32] r4:82ac21e4 [ 1342.871503][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.871550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.871573][ T32] r4:eaf29dc0 [ 1342.871614][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.871664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.871687][ T32] r4:00000000 [ 1342.871707][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.871763][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.871786][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.871862][ T32] r5:00001000 r4:dfd17000 [ 1342.871891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.871935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.872001][ T32] r5:852bd78c r4:852bd400 [ 1342.872027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.872080][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.872102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.872176][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.872204][ T32] r4:8530ac00 [ 1342.872225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.872277][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.872300][ T32] r4:00000001 [ 1342.872318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1342.872514][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.872927][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.873147][ T32] r4:8577e000 ** 4 printk messages dropped ** [ 1342.873354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae1e08 ** 10 printk messages dropped ** [ 1342.873791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.873880][ T32] r5:84b6978c r4:84b69400 [ 1342.873899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.873970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.874023][ T32] r10:61c88647 r9:8577e000 r8:8532fcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.874047][ T32] r4:8532fc80 [ 1342.874067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.907827][ T32] r10:00000000 r9:8532fc80 r8:80287e08 r7:ebabde60 r6:8557c980 r5:8577e000 [ 1342.908031][ T32] r4:00000001 [ 1342.908063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.908289][ T32] Exception stack(0xebae1fb0 to 0xebae1ff8) [ 1342.908329][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.908362][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.908391][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.908477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.908552][ T32] r4:85648440 [ 1342.909539][ T32] INFO: task kworker/0:404:5489 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.909588][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.909844][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.909903][ T32] Call trace: [ 1342.909936][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.910018][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1342.910045][ T32] r4:00000000 [ 1342.910070][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.910145][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1342.910182][ T32] 9d20: b29d4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1342.910215][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.910322][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.910773][ T32] r5:80070113 r4:80239bb0 [ 1342.910921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.910978][ T32] r4:82ac21e4 [ 1342.911001][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.911048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.911071][ T32] r4:eaf29dc0 [ 1342.911090][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.911136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.911160][ T32] r4:00000000 [ 1342.911180][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.911236][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.911261][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.911311][ T32] r5:00001000 r4:dfd17000 [ 1342.911333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.911376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.911521][ T32] r5:852bd78c r4:852bd400 [ 1342.911547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.911673][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.911697][ T32] r4:8530ac00 [ 1342.911716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.911774][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.911877][ T32] r4:00000001 [ 1342.911903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.911945][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.911973][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.912399][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.912432][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.912495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.912576][ T32] r4:852cfa40 [ 1342.912602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.912633][ T32] INFO: task kworker/1:773:5492 blocked for more than 469 seconds. [ 1342.912668][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.912695][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.912717][ T32] task:kworker/1:773 state:D stack:0 pid:5492 tgid:5492 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.912799][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.912849][ T32] Call trace: [ 1342.912881][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.912934][ T32] r10:8291a684 r9:ebad5d84 r8:00000002 r7:60000013 r6:ebad5d8c r5:8577bc00 [ 1342.912958][ T32] r4:8577bc00 [ 1342.912979][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.913024][ T32] r5:8577bc00 r4:8291a680 [ 1342.913046][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.913093][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.913145][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad5e08 [ 1342.913169][ T32] r4:00000000 [ 1342.913202][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.913247][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.913285][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.913330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856078c0 [ 1342.913353][ T32] r4:00000000 [ 1342.913399][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.913508][ T32] r9:83018205 r8:8577bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1342.913536][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.913590][ T32] r5:00001000 r4:eb009000 ** 2 printk messages dropped ** [ 1342.913713][ T32] r5:8574378c r4:85743400 [ 1342.913736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.913821][ T32] r7:ddde2d80 r6:83018200 r5:8574378c r4:8557ca00 [ 1342.913846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1342.913921][ T32] r4:8557ca00 ** 6 printk messages dropped ** [ 1342.925688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.927588][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.928108][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 5 printk messages dropped ** [ 1342.928505][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1342.928698][ T32] r4:eaf29dc0 ** 1 printk messages dropped ** [ 1342.928855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.928897][ T32] r4:00000000 [ 1342.928947][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.929076][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.929136][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.929221][ T32] r5:00001000 r4:dfd17000 [ 1342.929259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.929336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.929442][ T32] r5:852bd78c r4:852bd400 [ 1342.929495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.929588][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.929629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.929719][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.929769][ T32] r4:8530ac00 [ 1342.929807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.929894][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.929936][ T32] r4:00000001 [ 1342.930000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.930077][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.930131][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.930187][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.930238][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.930360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.930409][ T32] r4:852cfa40 [ 1342.930473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.930552][ T32] INFO: task kworker/1:774:5494 blocked for more than 469 seconds. [ 1342.930612][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.930660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.930698][ T32] task:kworker/1:774 state:D stack:0 pid:5494 tgid:5494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.930854][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.930934][ T32] Call trace: [ 1342.930990][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.931083][ T32] r10:8291a684 r9:ebaedd84 r8:00000002 r7:60000013 r6:ebaedd8c r5:8577ec00 [ 1342.931125][ T32] r4:8577ec00 [ 1342.931188][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.931283][ T32] r5:8577ec00 r4:8291a680 [ 1342.931321][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.931409][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.931497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaede08 [ 1342.931539][ T32] r4:00000000 [ 1342.931574][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.931662][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.931756][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.931852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85607700 [ 1342.931911][ T32] r4:00000000 [ 1342.932021][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.932117][ T32] r9:83018205 r8:8577ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.932158][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.932237][ T32] r5:00001000 r4:eb1f9000 [ 1342.932296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.932380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.932484][ T32] r5:85743b8c r4:85743800 [ 1342.932532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.932623][ T32] r7:ddde2d80 r6:83018200 r5:85743b8c r4:8557cb00 [ 1342.932709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.932810][ T32] r10:61c88647 r9:8577ec00 r8:8557cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.932852][ T32] r4:8557cb00 [ 1342.932890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.932979][ T32] r10:00000000 r9:8557cb00 r8:80287e08 r7:ebb81e60 r6:8557cb80 r5:8577ec00 [ 1342.933021][ T32] r4:00000001 [ 1342.933057][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.933183][ T32] Exception stack(0xebaedfb0 to 0xebaedff8) [ 1342.933270][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.933475][ T32] r4:85607880 ** 2 printk messages dropped ** [ 1342.959583][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.960182][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 3 printk messages dropped ** [ 1342.960508][ T32] r5:80070113 r4:80239bb0 ** 4 printk messages dropped ** [ 1342.960936][ T32] r4:eaf29dc0 ** 4 printk messages dropped ** [ 1342.961271][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.961313][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.961441][ T32] r5:00001000 r4:dfd17000 [ 1342.961528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.961610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.961691][ T32] r5:852bd78c r4:852bd400 [ 1342.961729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.961831][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.961916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.962023][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.962067][ T32] r4:8530ac00 [ 1342.962128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.962228][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.962296][ T32] r4:00000001 [ 1342.962470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.962544][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.962598][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.962681][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.962792][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.962883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.962977][ T32] r4:852cfa40 [ 1342.963034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.963100][ T32] INFO: task kworker/1:775:5495 blocked for more than 469 seconds. [ 1342.963164][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.963213][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.963276][ T32] task:kworker/1:775 state:D stack:0 pid:5495 tgid:5495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.963368][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.963539][ T32] Call trace: [ 1342.963649][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.963821][ T32] r10:8291a684 r9:ebb71d84 r8:00000002 r7:60000113 r6:ebb71d8c r5:8577d400 [ 1342.963876][ T32] r4:8577d400 [ 1342.963935][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.964021][ T32] r5:8577d400 r4:8291a680 [ 1342.964131][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.964278][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.984755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb71e08 [ 1342.984838][ T32] r4:00000000 [ 1342.984880][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.984982][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.985113][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.985229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85640380 [ 1342.985276][ T32] r4:00000000 [ 1342.985315][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.985438][ T32] r9:83018205 r8:8577d400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1342.985496][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.985588][ T32] r5:00001000 r4:eb3fd000 [ 1342.985628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.985704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.985798][ T32] r5:8574c78c r4:8574c400 [ 1342.985852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.985948][ T32] r7:ddde2d80 r6:83018200 r5:8574c78c r4:8557cc00 [ 1342.985989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.986103][ T32] r10:61c88647 r9:8577d400 r8:8557cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.986151][ T32] r4:8557cc00 [ 1342.986191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.986304][ T32] r10:00000000 r9:8557cc00 r8:80287e08 r7:ebb81e60 r6:8557cc80 r5:8577d400 [ 1342.986361][ T32] r4:00000001 [ 1342.986452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.986563][ T32] Exception stack(0xebb71fb0 to 0xebb71ff8) [ 1342.986632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.986688][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.986803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.986871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.986942][ T32] r4:85607880 [ 1342.988212][ T32] INFO: task kworker/1:775:5495 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1342.988305][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1342.988853][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.989157][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1342.989212][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1342.989259][ T32] r5:80070113 r4:80239bb0 [ 1342.989296][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.989372][ T32] r4:82ac21e4 [ 1342.989409][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.989547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1342.989648][ T32] r4:eaf29dc0 [ 1342.989692][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.989784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1342.989837][ T32] r4:00000000 [ 1342.989875][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.989974][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.990051][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.990141][ T32] r5:00001000 r4:dfd17000 [ 1342.990180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.990256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.990337][ T32] r5:852bd78c r4:852bd400 [ 1342.990398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.990522][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1342.990594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.990689][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.990732][ T32] r4:8530ac00 [ 1342.990817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.990909][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1342.990983][ T32] r4:00000001 [ 1342.991055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.991132][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1342.991201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.991272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.991327][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.991383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.991427][ T32] r4:852cfa40 [ 1342.991481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.991536][ T32] INFO: task kworker/1:776:5497 blocked for more than 469 seconds. [ 1342.991595][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.991642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.991681][ T32] task:kworker/1:776 state:D stack:0 pid:5497 tgid:5497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.991811][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.991915][ T32] Call trace: [ 1342.991981][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.992076][ T32] r10:8291a684 r9:ebb05d84 r8:00000002 r7:60000113 r6:ebb05d8c r5:85776c00 [ 1342.992140][ T32] r4:85776c00 [ 1342.992235][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.992321][ T32] r5:85776c00 r4:8291a680 [ 1342.992380][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.992512][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.992629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb05e08 [ 1342.992682][ T32] r4:00000000 [ 1342.992720][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.992821][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.992900][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.992981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85640040 [ 1342.993024][ T32] r4:00000000 [ 1342.993061][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.993149][ T32] r9:83018205 r8:85776c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.993212][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.993330][ T32] r5:00001000 r4:eb39e000 [ 1342.993373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.993454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.993535][ T32] r5:8574c38c r4:8574c000 [ 1342.993573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.993671][ T32] r7:ddde2d80 r6:83018200 r5:8574c38c r4:8557cd00 [ 1342.993712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.993816][ T32] r10:61c88647 r9:85776c00 r8:8557cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.993861][ T32] r4:8557cd00 [ 1342.993897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.994012][ T32] r10:00000000 r9:8557cd00 r8:80287e08 r7:ebb71e60 r6:8557cd80 r5:85776c00 [ 1342.994059][ T32] r4:00000001 [ 1342.994097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.994168][ T32] Exception stack(0xebb05fb0 to 0xebb05ff8) [ 1343.026637][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.026731][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.026823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.026886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.026954][ T32] r4:85640080 [ 1343.028241][ T32] INFO: task kworker/1:776:5497 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.028308][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.028469][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.028576][ T32] Call trace: [ 1343.028643][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.028756][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.028804][ T32] r4:00000000 [ 1343.028863][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.028946][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.029003][ T32] 9d20: b376e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.029061][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.029111][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.029157][ T32] r5:80070113 r4:80239bb0 [ 1343.029209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.029318][ T32] r4:82ac21e4 [ 1343.029387][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.029479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.029521][ T32] r4:eaf29dc0 [ 1343.029570][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.029658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.029701][ T32] r4:00000000 [ 1343.029769][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.029866][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.029973][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.030066][ T32] r5:00001000 r4:dfd17000 [ 1343.030127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.030210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.030293][ T32] r5:852bd78c r4:852bd400 [ 1343.030332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.030446][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.030523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.030625][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.030700][ T32] r4:8530ac00 [ 1343.030815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.030928][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.030975][ T32] r4:00000001 [ 1343.031026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.031116][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.031174][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.031229][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.031280][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.031337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.031393][ T32] r4:852cfa40 [ 1343.031457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.031553][ T32] INFO: task kworker/1:777:5500 blocked for more than 469 seconds. [ 1343.031628][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.031679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.031720][ T32] task:kworker/1:777 state:D stack:0 pid:5500 tgid:5500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.031833][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.031939][ T32] Call trace: [ 1343.032100][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.032209][ T32] r10:8291a684 r9:ebaf9d84 r8:00000002 r7:60000113 r6:ebaf9d8c r5:85776000 [ 1343.032256][ T32] r4:85776000 [ 1343.032296][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.032378][ T32] r5:85776000 r4:8291a680 [ 1343.032415][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.032504][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.032594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf9e08 [ 1343.032638][ T32] r4:00000000 [ 1343.032713][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.032801][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.032892][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.032987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85640500 [ 1343.033032][ T32] r4:00000000 [ 1343.033069][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.033154][ T32] r9:83018205 r8:85776000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1343.033217][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.033324][ T32] r5:00001000 r4:eb447000 [ 1343.033376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.033454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.033533][ T32] r5:8574cb8c r4:8574c800 [ 1343.033570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.033658][ T32] r7:ddde2d80 r6:83018200 r5:8574cb8c r4:8557ce00 [ 1343.033789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.033915][ T32] r10:61c88647 r9:85776000 r8:8557ce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.033963][ T32] r4:8557ce00 [ 1343.034001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.034089][ T32] r10:00000000 r9:8557ce00 r8:80287e08 r7:ebb71e60 r6:8557ce80 r5:85776000 [ 1343.034131][ T32] r4:00000001 [ 1343.034168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.034283][ T32] Exception stack(0xebaf9fb0 to 0xebaf9ff8) [ 1343.047921][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.048017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.048094][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.048164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.048209][ T32] r4:856402c0 [ 1343.049504][ T32] INFO: task kworker/1:777:5500 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.049575][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.049790][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.049941][ T32] Call trace: [ 1343.050008][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.050115][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.050159][ T32] r4:00000000 [ 1343.050196][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.050274][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.050330][ T32] 9d20: b376e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.050387][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.050489][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.050547][ T32] r5:80070113 r4:80239bb0 [ 1343.050586][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.050669][ T32] r4:82ac21e4 [ 1343.050709][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.050840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.050885][ T32] r4:eaf29dc0 [ 1343.050923][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.051013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.051059][ T32] r4:00000000 [ 1343.051101][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.051191][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.051232][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.051312][ T32] r5:00001000 r4:dfd17000 [ 1343.051350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.051427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.051543][ T32] r5:852bd78c r4:852bd400 [ 1343.051587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.051679][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.051760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.051877][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.051946][ T32] r4:8530ac00 [ 1343.051992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.052084][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.052128][ T32] r4:00000001 [ 1343.052190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.052264][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.052331][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.052389][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.052441][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.052507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.052574][ T32] r4:852cfa40 [ 1343.052634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.052719][ T32] INFO: task kworker/1:778:5503 blocked for more than 469 seconds. [ 1343.052818][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.052874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.052915][ T32] task:kworker/1:778 state:D stack:0 pid:5503 tgid:5503 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.053016][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.053113][ T32] Call trace: [ 1343.053200][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.053291][ T32] r10:8291a684 r9:ebbddd84 r8:00000002 r7:60000113 r6:ebbddd8c r5:85780000 [ 1343.053359][ T32] r4:85780000 [ 1343.053403][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.053507][ T32] r5:85780000 r4:8291a680 [ 1343.053557][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.053634][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.053744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbdde08 [ 1343.053805][ T32] r4:00000000 [ 1343.053858][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.053930][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.053999][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.054103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85640680 [ 1343.054151][ T32] r4:00000000 [ 1343.077073][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.077306][ T32] r9:83018205 r8:85780000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1343.077353][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.077463][ T32] r5:00001000 r4:eb477000 [ 1343.077509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.077589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.077671][ T32] r5:8574cf8c r4:8574cc00 [ 1343.077709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.077809][ T32] r7:ddde2d80 r6:83018200 r5:8574cf8c r4:8557cf00 [ 1343.077849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.077941][ T32] r10:61c88647 r9:85780000 r8:8557cf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.078002][ T32] r4:8557cf00 [ 1343.078069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.078166][ T32] r10:00000000 r9:8557cf00 r8:80287e08 r7:ebaf9e60 r6:8557cf80 r5:85780000 [ 1343.078231][ T32] r4:00000001 [ 1343.078283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.078356][ T32] Exception stack(0xebbddfb0 to 0xebbddff8) [ 1343.078439][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.078527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.078583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.078647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.078690][ T32] r4:85640300 [ 1343.079979][ T32] INFO: task kworker/1:778:5503 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.080051][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.080239][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.080365][ T32] Call trace: [ 1343.080441][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.080566][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.080616][ T32] r4:00000000 [ 1343.080654][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.080728][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.080808][ T32] 9d20: b3a90000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.080889][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.080964][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.081015][ T32] r5:80070113 r4:80239bb0 [ 1343.081055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.081155][ T32] r4:82ac21e4 [ 1343.081205][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.081288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.081374][ T32] r4:eaf29dc0 [ 1343.081440][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.081547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.081629][ T32] r4:00000000 [ 1343.081672][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.081774][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.081815][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.081912][ T32] r5:00001000 r4:dfd17000 [ 1343.081977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.082067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.082170][ T32] r5:852bd78c r4:852bd400 [ 1343.082220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.082311][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.082396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.082491][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.082534][ T32] r4:8530ac00 [ 1343.082572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.082662][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.082768][ T32] r4:00000001 [ 1343.082826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.082945][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.083057][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.083121][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.083176][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.083232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.083275][ T32] r4:852cfa40 [ 1343.083331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.083385][ T32] INFO: task kworker/1:779:5505 blocked for more than 469 seconds. [ 1343.083455][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.083506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.083545][ T32] task:kworker/1:779 state:D stack:0 pid:5505 tgid:5505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.083668][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.083754][ T32] Call trace: [ 1343.083837][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.083933][ T32] r10:8291a684 r9:ebbe1d84 r8:00000002 r7:60000113 r6:ebbe1d8c r5:85780c00 [ 1343.083977][ T32] r4:85780c00 [ 1343.084041][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.084136][ T32] r5:85780c00 r4:8291a680 [ 1343.084221][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.104831][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.105049][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe1e08 [ 1343.105101][ T32] r4:00000000 [ 1343.105140][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.105233][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.105323][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.105423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85640800 [ 1343.105470][ T32] r4:00000000 [ 1343.105530][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.105649][ T32] r9:83018205 r8:85780c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1343.105701][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.105796][ T32] r5:00001000 r4:eb5af000 [ 1343.105868][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.105949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.106033][ T32] r5:8574d38c r4:8574d000 [ 1343.106073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.106252][ T32] r7:ddde2d80 r6:83018200 r5:8574d38c r4:8564f000 [ 1343.106299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.106478][ T32] r10:61c88647 r9:85780c00 r8:8564f02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.106534][ T32] r4:8564f000 [ 1343.106572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.106684][ T32] r10:00000000 r9:8564f000 r8:80287e08 r7:ebbdde60 r6:8564f080 r5:85780c00 [ 1343.106770][ T32] r4:00000001 [ 1343.106817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.106894][ T32] Exception stack(0xebbe1fb0 to 0xebbe1ff8) [ 1343.106976][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.107053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.107109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.107165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.107207][ T32] r4:856405c0 [ 1343.108470][ T32] INFO: task kworker/1:779:5505 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.108534][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.108685][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.108788][ T32] Call trace: [ 1343.108848][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.108968][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.109021][ T32] r4:00000000 [ 1343.109060][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.109195][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.109257][ T32] 9d20: b3cdf000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.109314][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.109365][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.109437][ T32] r5:80070113 r4:80239bb0 [ 1343.109504][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.109592][ T32] r4:82ac21e4 [ 1343.109630][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.109712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.109778][ T32] r4:eaf29dc0 [ 1343.109860][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.109967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.110022][ T32] r4:00000000 [ 1343.110062][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.110159][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.110214][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.110301][ T32] r5:00001000 r4:dfd17000 [ 1343.110373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.110472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.110558][ T32] r5:852bd78c r4:852bd400 [ 1343.110596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.110687][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.110725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.110853][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.110894][ T32] r4:8530ac00 [ 1343.110956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.111052][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.111098][ T32] r4:00000001 [ 1343.111158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.111238][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.111289][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.111343][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.111407][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.111466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.111522][ T32] r4:852cfa40 [ 1343.111581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.111657][ T32] INFO: task kworker/1:780:5507 blocked for more than 469 seconds. [ 1343.111727][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.111786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.111827][ T32] task:kworker/1:780 state:D stack:0 pid:5507 tgid:5507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.111933][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.112018][ T32] Call trace: [ 1343.112120][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.112214][ T32] r10:8291a684 r9:ebbe5d84 r8:00000002 r7:60000113 r6:ebbe5d8c r5:85781800 [ 1343.112257][ T32] r4:85781800 [ 1343.112296][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.112425][ T32] r5:85781800 r4:8291a680 [ 1343.112468][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.112542][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.112625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe5e08 [ 1343.112680][ T32] r4:00000000 [ 1343.112811][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.112913][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.112988][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.113073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85640940 [ 1343.113146][ T32] r4:00000000 [ 1343.113188][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.113275][ T32] r9:83018205 r8:85781800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1343.113314][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.113393][ T32] r5:00001000 r4:eb5fd000 [ 1343.113431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.113503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.113654][ T32] r5:8574d78c r4:8574d400 [ 1343.113696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.113820][ T32] r7:ddde2d80 r6:83018200 r5:8574d78c r4:8564f100 [ 1343.113876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.114003][ T32] r10:61c88647 r9:85781800 r8:8564f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.114100][ T32] r4:8564f100 [ 1343.114253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.145076][ T32] r10:00000000 r9:8564f100 r8:80287e08 r7:ebbe1e60 r6:8564f180 r5:85781800 [ 1343.145160][ T32] r4:00000001 [ 1343.145205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.145315][ T32] Exception stack(0xebbe5fb0 to 0xebbe5ff8) [ 1343.145373][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.145430][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.145481][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.145538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.145593][ T32] r4:85640600 [ 1343.146940][ T32] INFO: task kworker/1:780:5507 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.147018][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.147186][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.147312][ T32] Call trace: [ 1343.147409][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.147513][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.147556][ T32] r4:00000000 [ 1343.147594][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.147699][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.147766][ T32] 9d20: b433a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.147852][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.147907][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.147954][ T32] r5:80070113 r4:80239bb0 [ 1343.147991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.148073][ T32] r4:82ac21e4 [ 1343.148111][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.148223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.148269][ T32] r4:eaf29dc0 [ 1343.148307][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.148391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.148463][ T32] r4:00000000 [ 1343.148506][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.148598][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.148648][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.148729][ T32] r5:00001000 r4:dfd17000 [ 1343.148781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.148888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.148977][ T32] r5:852bd78c r4:852bd400 [ 1343.149078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.149174][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.149214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.149305][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.149349][ T32] r4:8530ac00 [ 1343.149388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.149510][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.149557][ T32] r4:00000001 [ 1343.149624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.149698][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.149776][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.149836][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.149887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.149950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.149998][ T32] r4:852cfa40 [ 1343.150042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.150125][ T32] INFO: task kworker/0:405:5509 blocked for more than 469 seconds. [ 1343.150189][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.150268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.150313][ T32] task:kworker/0:405 state:D stack:0 pid:5509 tgid:5509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.150399][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.150533][ T32] Call trace: [ 1343.150658][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.150785][ T32] r10:8291a684 r9:ebbe9d84 r8:00000002 r7:60000113 r6:ebbe9d8c r5:85782400 [ 1343.150834][ T32] r4:85782400 [ 1343.150908][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.151029][ T32] r5:85782400 r4:8291a680 [ 1343.151106][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.151186][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.151270][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe9e08 [ 1343.151311][ T32] r4:00000000 [ 1343.151346][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.151414][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.151483][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.151566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85672040 [ 1343.151609][ T32] r4:00000000 [ 1343.151652][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.151776][ T32] r9:83018005 r8:85782400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1343.151853][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.151937][ T32] r5:00001000 r4:eb845000 [ 1343.151974][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.152051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.152132][ T32] r5:856c378c r4:856c3400 [ 1343.152170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.152258][ T32] r7:dddced80 r6:83018000 r5:856c378c r4:8532fd00 [ 1343.152296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.152403][ T32] r10:61c88647 r9:85782400 r8:8532fd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.152451][ T32] r4:8532fd00 [ 1343.152487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.152578][ T32] r10:00000000 r9:8532fd00 r8:80287e08 r7:ebabde60 r6:8564f200 r5:85782400 [ 1343.152619][ T32] r4:00000001 [ 1343.152655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.152737][ T32] Exception stack(0xebbe9fb0 to 0xebbe9ff8) [ 1343.152822][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.152881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.152934][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.153004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.153051][ T32] r4:85648bc0 [ 1343.153903][ T32] INFO: task kworker/0:405:5509 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.154010][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.154125][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.185801][ T32] Call trace: [ 1343.185939][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.186109][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.186222][ T32] r4:00000000 [ 1343.186297][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.186406][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.186483][ T32] 9d20: b4626000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.186552][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.186607][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.186673][ T32] r5:80070113 r4:80239bb0 [ 1343.186729][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.186874][ T32] r4:82ac21e4 [ 1343.186922][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.187094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.187268][ T32] r4:eaf29dc0 [ 1343.187561][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.187713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.187772][ T32] r4:00000000 [ 1343.187830][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.187956][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.188021][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.188146][ T32] r5:00001000 r4:dfd17000 [ 1343.188213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.188310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.188422][ T32] r5:852bd78c r4:852bd400 [ 1343.188478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.188592][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.188647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.188773][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.188855][ T32] r4:8530ac00 [ 1343.188915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.189043][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.189108][ T32] r4:00000001 [ 1343.189179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.189280][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.189386][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.189477][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.189552][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.189631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.189696][ T32] r4:852cfa40 [ 1343.189764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.189895][ T32] INFO: task kworker/1:781:5510 blocked for more than 469 seconds. [ 1343.189990][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.190079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.190167][ T32] task:kworker/1:781 state:D stack:0 pid:5510 tgid:5510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.190309][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.190415][ T32] Call trace: [ 1343.190553][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.190681][ T32] r10:8291a684 r9:ebbd9d84 r8:00000002 r7:60000113 r6:ebbd9d8c r5:85783000 [ 1343.190776][ T32] r4:85783000 [ 1343.190838][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.190977][ T32] r5:85783000 r4:8291a680 [ 1343.191054][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.191166][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1343.191504][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.192172][ T32] r5:00001000 r4:eb645000 ** 2 printk messages dropped ** [ 1343.192524][ T32] r5:8574db8c r4:8574d800 [ 1343.192604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.192718][ T32] r7:ddde2d80 r6:83018200 r5:8574db8c r4:8564f280 [ 1343.192796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.192925][ T32] r10:61c88647 r9:85783000 r8:8564f2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.193006][ T32] r4:8564f280 [ 1343.193082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.193230][ T32] r10:00000000 r9:8564f280 r8:80287e08 r7:ebbe5e60 r6:8564f300 r5:85783000 [ 1343.193293][ T32] r4:00000001 [ 1343.193352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.193446][ T32] Exception stack(0xebbd9fb0 to 0xebbd9ff8) [ 1343.193519][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.193591][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.193657][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.193801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.193864][ T32] r4:856407c0 [ 1343.226240][ T32] INFO: task kworker/1:781:5510 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.226406][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.226585][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.226714][ T32] Call trace: [ 1343.226817][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.226925][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.226971][ T32] r4:00000000 [ 1343.227019][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.227097][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.227155][ T32] 9d20: b48ce000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.227263][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.227322][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.227369][ T32] r5:80070113 r4:80239bb0 [ 1343.227406][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.227487][ T32] r4:82ac21e4 [ 1343.227525][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.227636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.227683][ T32] r4:eaf29dc0 [ 1343.227720][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.227819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.227904][ T32] r4:00000000 [ 1343.227947][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.228049][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.228090][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.228170][ T32] r5:00001000 r4:dfd17000 [ 1343.228432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.228617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.228795][ T32] r5:852bd78c r4:852bd400 [ 1343.228844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.228993][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.229049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.229175][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.229228][ T32] r4:8530ac00 [ 1343.229269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.229359][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.229402][ T32] r4:00000001 [ 1343.229439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.229537][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.229593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.229678][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.229732][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.229807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.229855][ T32] r4:852cfa40 [ 1343.230436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.230516][ T32] INFO: task kworker/1:782:5511 blocked for more than 469 seconds. [ 1343.230614][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.230666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.230769][ T32] task:kworker/1:782 state:D stack:0 pid:5511 tgid:5511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.230891][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.230965][ T32] Call trace: [ 1343.231062][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.231154][ T32] r10:8291a684 r9:ebbedd84 r8:00000002 r7:60000013 r6:ebbedd8c r5:85783c00 [ 1343.231196][ T32] r4:85783c00 [ 1343.231233][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.231314][ T32] r5:85783c00 r4:8291a680 [ 1343.231522][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.231671][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.231763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbede08 [ 1343.231805][ T32] r4:00000000 [ 1343.231870][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.231940][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.232015][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.232115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85662040 [ 1343.232161][ T32] r4:00000000 [ 1343.232228][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.232472][ T32] r9:83018205 r8:85783c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1343.232519][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.232599][ T32] r5:00001000 r4:eb707000 [ 1343.232675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.232840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.232929][ T32] r5:8574eb8c r4:8574e800 [ 1343.232966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.233272][ T32] r7:ddde2d80 r6:83018200 r5:8574eb8c r4:8564f380 [ 1343.233343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.233438][ T32] r10:61c88647 r9:85783c00 r8:8564f3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.233509][ T32] r4:8564f380 [ 1343.233550][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.233643][ T32] r10:00000000 r9:8564f380 r8:80287e08 r7:ebbd9e60 r6:8564f400 r5:85783c00 [ 1343.233687][ T32] r4:00000001 [ 1343.233760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.233839][ T32] Exception stack(0xebbedfb0 to 0xebbedff8) [ 1343.233892][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.233946][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.233999][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.234079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.234189][ T32] r4:85640a80 [ 1343.266954][ T32] INFO: task kworker/1:782:5511 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.267149][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.267330][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.267441][ T32] Call trace: [ 1343.267500][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.267641][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.267693][ T32] r4:00000000 [ 1343.267733][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.267814][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.267872][ T32] 9d20: b4db7000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.267928][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.267976][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.268028][ T32] r5:80070113 r4:80239bb0 [ 1343.268064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.268153][ T32] r4:82ac21e4 [ 1343.268193][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.268278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.268388][ T32] r4:eaf29dc0 [ 1343.268431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.268557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.268705][ T32] r4:00000000 [ 1343.268801][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.268897][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.268938][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.269078][ T32] r5:00001000 r4:dfd17000 [ 1343.269137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.269656][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 4 printk messages dropped ** [ 1343.269970][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 3 printk messages dropped ** [ 1343.270285][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.270706][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1343.270950][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.271622][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.271985][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1343.272592][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.272675][ T32] r5:8574df8c r4:8574dc00 [ 1343.272720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.272810][ T32] r7:ddde2d80 r6:83018200 r5:8574df8c r4:8564f480 [ 1343.272848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.272972][ T32] r10:61c88647 r9:85784800 r8:8564f4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.273033][ T32] r4:8564f480 [ 1343.273071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.273162][ T32] r10:00000000 r9:8564f480 r8:80287e08 r7:ebbede60 r6:8564f500 r5:85784800 [ 1343.273204][ T32] r4:00000001 [ 1343.273240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.273308][ T32] Exception stack(0xebbf1fb0 to 0xebbf1ff8) [ 1343.273392][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.273643][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.273755][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.273820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.273897][ T32] r4:85640b80 [ 1343.300427][ T32] INFO: task kworker/1:783:5514 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.300595][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.300802][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.300936][ T32] Call trace: [ 1343.300998][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.301111][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.301159][ T32] r4:00000000 [ 1343.301232][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.301315][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.301433][ T32] 9d20: b53cd000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.301495][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.301544][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.301592][ T32] r5:80070113 r4:80239bb0 [ 1343.301627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.301707][ T32] r4:82ac21e4 [ 1343.301775][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.301864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.301906][ T32] r4:eaf29dc0 [ 1343.301973][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.302066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.302109][ T32] r4:00000000 [ 1343.302146][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.302236][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.302278][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.302359][ T32] r5:00001000 r4:dfd17000 [ 1343.302397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.302472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.302557][ T32] r5:852bd78c r4:852bd400 [ 1343.302596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.302817][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.302869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.303026][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.303075][ T32] r4:8530ac00 [ 1343.303114][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.303406][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.303455][ T32] r4:00000001 [ 1343.303494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.303565][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.303621][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1343.303937][ T32] r4:852cfa40 ** 4 printk messages dropped ** [ 1343.317523][ T32] task:kworker/1:784 state:D stack:0 pid:5516 tgid:5516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.317682][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.317799][ T32] Call trace: [ 1343.317862][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.317968][ T32] r10:8291a684 r9:ebbf5d84 r8:00000002 r7:60000013 r6:ebbf5d8c r5:85785400 [ 1343.318023][ T32] r4:85785400 [ 1343.318219][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.318308][ T32] r5:85785400 r4:8291a680 [ 1343.318374][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.318456][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.318537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf5e08 [ 1343.318578][ T32] r4:00000000 [ 1343.318680][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.318792][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.318871][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.318984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85640e80 [ 1343.319039][ T32] r4:00000000 [ 1343.319077][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.319167][ T32] r9:83018205 r8:85785400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1343.319273][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.319361][ T32] r5:00001000 r4:eb6b3000 [ 1343.319400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.319477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.319559][ T32] r5:8574e38c r4:8574e000 [ 1343.319619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.319719][ T32] r7:ddde2d80 r6:83018200 r5:8574e38c r4:8564f580 [ 1343.319764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.319890][ T32] r10:61c88647 r9:85785400 r8:8564f5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.319937][ T32] r4:8564f580 [ 1343.319977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.320075][ T32] r10:00000000 r9:8564f580 r8:80287e08 r7:ebbede60 r6:8564f600 r5:85785400 [ 1343.320151][ T32] r4:00000001 [ 1343.320207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.320282][ T32] Exception stack(0xebbf5fb0 to 0xebbf5ff8) [ 1343.320336][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.320393][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.320474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.320536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.320609][ T32] r4:85640c80 [ 1343.321896][ T32] INFO: task kworker/1:784:5516 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.322118][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.322239][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.322355][ T32] Call trace: [ 1343.322417][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.322627][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.322676][ T32] r4:00000000 [ 1343.322716][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.322851][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.322907][ T32] 9d20: b53cd000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.322962][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.323051][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.323144][ T32] r5:80070113 r4:80239bb0 [ 1343.323189][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.323266][ T32] r4:82ac21e4 [ 1343.323318][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.323559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.323611][ T32] r4:eaf29dc0 [ 1343.323648][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.323728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.323777][ T32] r4:00000000 [ 1343.323815][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.323902][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.323977][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.324069][ T32] r5:00001000 r4:dfd17000 [ 1343.344901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.345157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.345270][ T32] r5:852bd78c r4:852bd400 [ 1343.345344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.345441][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.345497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.345657][ T32] r4:8530ac00 ** 4 printk messages dropped ** [ 1343.346069][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 3 printk messages dropped ** [ 1343.346372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1343.347121][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.347591][ T32] r5:85786000 r4:8291a680 ** 1 printk messages dropped ** [ 1343.347771][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.347855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf9e08 [ 1343.347897][ T32] r4:00000000 [ 1343.347966][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.348042][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.348115][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.348247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85640fc0 [ 1343.348294][ T32] r4:00000000 [ 1343.348332][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.348424][ T32] r9:83018205 r8:85786000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1343.348467][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.348548][ T32] r5:00001000 r4:eb6eb000 [ 1343.348586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.348662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.348791][ T32] r5:8574e78c r4:8574e400 [ 1343.348862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.349007][ T32] r7:ddde2d80 r6:83018200 r5:8574e78c r4:8564f680 [ 1343.349051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.349153][ T32] r10:61c88647 r9:85786000 r8:8564f6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.349215][ T32] r4:8564f680 [ 1343.349289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.349380][ T32] r10:00000000 r9:8564f680 r8:80287e08 r7:ebbede60 r6:8564f700 r5:85786000 [ 1343.349425][ T32] r4:00000001 [ 1343.349461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.349529][ T32] Exception stack(0xebbf9fb0 to 0xebbf9ff8) [ 1343.349673][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.349735][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.349813][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.349989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.350057][ T32] r4:85640e40 [ 1343.351544][ T32] INFO: task kworker/1:785:5518 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.351615][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.351742][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.351846][ T32] Call trace: [ 1343.351908][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.352018][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.352087][ T32] r4:00000000 [ 1343.352130][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.352205][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.352258][ T32] 9d20: b58d6000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.352311][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.352361][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.352406][ T32] r5:80070113 r4:80239bb0 [ 1343.352572][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.352654][ T32] r4:82ac21e4 [ 1343.352693][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1343.352822][ T32] r4:eaf29dc0 ** 4 printk messages dropped ** [ 1343.353199][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 5 printk messages dropped ** [ 1343.353659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.385315][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 6 printk messages dropped ** [ 1343.386052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1343.386440][ T32] task:kworker/1:786 state:D stack:0 pid:5520 tgid:5520 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1343.387418][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.387595][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbfde08 [ 1343.387656][ T32] r4:00000000 [ 1343.387703][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.387795][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.387964][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.388094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85662400 [ 1343.388154][ T32] r4:00000000 [ 1343.388206][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.388346][ T32] r9:83018205 r8:85786c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1343.388413][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.388518][ T32] r5:00001000 r4:eb7df000 [ 1343.388573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.388667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.388772][ T32] r5:8574ef8c r4:8574ec00 [ 1343.388819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.388971][ T32] r7:ddde2d80 r6:83018200 r5:8574ef8c r4:8564f780 [ 1343.389035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.389152][ T32] r10:61c88647 r9:85786c00 r8:8564f7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.389233][ T32] r4:8564f780 [ 1343.389299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.389418][ T32] r10:00000000 r9:8564f780 r8:80287e08 r7:ebbede60 r6:8564f800 r5:85786c00 [ 1343.389476][ T32] r4:00000001 [ 1343.389527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.389687][ T32] Exception stack(0xebbfdfb0 to 0xebbfdff8) [ 1343.389767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.389836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.389900][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.389971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.390033][ T32] r4:85662000 [ 1343.391458][ T32] INFO: task kworker/1:786:5520 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.391551][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.391795][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.392074][ T32] Call trace: [ 1343.392157][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.392735][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.392817][ T32] r4:00000000 [ 1343.392860][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.393117][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.393204][ T32] 9d20: b5c80000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.393667][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.393837][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.394136][ T32] r5:80070113 r4:80239bb0 [ 1343.425375][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.425571][ T32] r4:82ac21e4 [ 1343.425661][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.425894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.425962][ T32] r4:eaf29dc0 [ 1343.426015][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.426128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.426223][ T32] r4:00000000 [ 1343.426656][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.426823][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.426878][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.426991][ T32] r5:00001000 r4:dfd17000 [ 1343.427131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.427239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.427419][ T32] r5:852bd78c r4:852bd400 [ 1343.427480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.427643][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.427715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.427840][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.427996][ T32] r4:8530ac00 [ 1343.428059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.428181][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.428318][ T32] r4:00000001 [ 1343.428485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.428600][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.428682][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.428834][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.428922][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.429150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.429227][ T32] r4:852cfa40 [ 1343.429287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.429387][ T32] INFO: task kworker/1:787:5521 blocked for more than 469 seconds. [ 1343.429576][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.429703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.430053][ T32] task:kworker/1:787 state:D stack:0 pid:5521 tgid:5521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.430728][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.430980][ T32] Call trace: [ 1343.431072][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.431201][ T32] r10:8291a684 r9:ebc05d84 r8:00000002 r7:60000013 r6:ebc05d8c r5:85788000 [ 1343.431292][ T32] r4:85788000 [ 1343.431351][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.431451][ T32] r5:85788000 r4:8291a680 [ 1343.431535][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.431641][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.431758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc05e08 [ 1343.431818][ T32] r4:00000000 [ 1343.432038][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.432247][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.432373][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.432500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85662540 [ 1343.432553][ T32] r4:00000000 [ 1343.432699][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.432822][ T32] r9:83018205 r8:85788000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1343.432874][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.432981][ T32] r5:00001000 r4:eb803000 [ 1343.433041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.433132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.433230][ T32] r5:8574f38c r4:8574f000 [ 1343.433274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.433403][ T32] r7:ddde2d80 r6:83018200 r5:8574f38c r4:8564f880 [ 1343.433736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.433906][ T32] r10:61c88647 r9:85788000 r8:8564f8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.434211][ T32] r4:8564f880 [ 1343.465283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.465518][ T32] r10:00000000 r9:8564f880 r8:80287e08 r7:ebbfde60 r6:8564f900 r5:85788000 [ 1343.465592][ T32] r4:00000001 [ 1343.465685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.465803][ T32] Exception stack(0xebc05fb0 to 0xebc05ff8) [ 1343.465883][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.465951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.466020][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.466119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.466185][ T32] r4:85662000 [ 1343.467610][ T32] INFO: task kworker/1:787:5521 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.467709][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.467975][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.468095][ T32] Call trace: [ 1343.468217][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.468352][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.468409][ T32] r4:00000000 [ 1343.468528][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.468635][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.468754][ T32] 9d20: b6192000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.468876][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.468955][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.469022][ T32] r5:80070113 r4:80239bb0 [ 1343.469074][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.469185][ T32] r4:82ac21e4 [ 1343.469339][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.469451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.469502][ T32] r4:eaf29dc0 [ 1343.469553][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.469660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.469754][ T32] r4:00000000 [ 1343.469890][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.470018][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.470076][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.470184][ T32] r5:00001000 r4:dfd17000 [ 1343.470287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.470455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.470634][ T32] r5:852bd78c r4:852bd400 [ 1343.470706][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.470859][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.470916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.471036][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.471129][ T32] r4:8530ac00 [ 1343.471317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.471441][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.471570][ T32] r4:00000001 [ 1343.471639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.471841][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.471948][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.472020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.472117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.472202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.472254][ T32] r4:852cfa40 [ 1343.472300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.472357][ T32] INFO: task kworker/1:788:5524 blocked for more than 469 seconds. [ 1343.472429][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.472508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.472595][ T32] task:kworker/1:788 state:D stack:0 pid:5524 tgid:5524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.472707][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.472904][ T32] Call trace: [ 1343.472978][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.473090][ T32] r10:8291a684 r9:ebc01d84 r8:00000002 r7:60000113 r6:ebc01d8c r5:85788c00 [ 1343.473146][ T32] r4:85788c00 [ 1343.473196][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.473292][ T32] r5:85788c00 r4:8291a680 [ 1343.473344][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.473480][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.473650][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc01e08 [ 1343.473742][ T32] r4:00000000 [ 1343.473797][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.473879][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.473960][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.474101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856625c0 [ 1343.502383][ T32] r4:00000000 [ 1343.502609][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.502817][ T32] r9:83018205 r8:85788c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1343.503018][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.503151][ T32] r5:00001000 r4:eb81b000 [ 1343.503208][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.503310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.503418][ T32] r5:8574f78c r4:8574f400 [ 1343.503472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.503589][ T32] r7:ddde2d80 r6:83018200 r5:8574f78c r4:8564fa00 [ 1343.503642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.503871][ T32] r10:61c88647 r9:85788c00 r8:8564fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.503941][ T32] r4:8564fa00 [ 1343.503997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.504197][ T32] r10:00000000 r9:8564fa00 r8:80287e08 r7:ebc05e60 r6:8564fa80 r5:85788c00 [ 1343.505077][ T32] r4:00000001 [ 1343.505157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.505284][ T32] Exception stack(0xebc01fb0 to 0xebc01ff8) [ 1343.505421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.505508][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.505682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.505792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.505851][ T32] r4:856623c0 [ 1343.507333][ T32] INFO: task kworker/1:788:5524 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.507460][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.507674][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.507927][ T32] Call trace: [ 1343.508018][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.508189][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.508276][ T32] r4:00000000 [ 1343.508327][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.508428][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.508499][ T32] 9d20: b63f8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.508573][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.508670][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.508748][ T32] r5:80070113 r4:80239bb0 [ 1343.508805][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.509042][ T32] r4:82ac21e4 [ 1343.509114][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.509271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.509338][ T32] r4:eaf29dc0 [ 1343.509386][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.509499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.509586][ T32] r4:00000000 [ 1343.509651][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.509779][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.509836][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.509946][ T32] r5:00001000 r4:dfd17000 [ 1343.510003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.510102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.510209][ T32] r5:852bd78c r4:852bd400 [ 1343.510259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.510374][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.510429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.510541][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.510594][ T32] r4:8530ac00 [ 1343.510712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.510876][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.510934][ T32] r4:00000001 [ 1343.510985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.511078][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.511150][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.511224][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.511318][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.511427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.511496][ T32] r4:852cfa40 [ 1343.511552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.511618][ T32] INFO: task kworker/1:789:5526 blocked for more than 470 seconds. [ 1343.511727][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.511804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.511893][ T32] task:kworker/1:789 state:D stack:0 pid:5526 tgid:5526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.512018][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.512194][ T32] Call trace: [ 1343.512275][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.512377][ T32] r10:8291a684 r9:ebc0dd84 r8:00000002 r7:60000013 r6:ebc0dd8c r5:85789800 [ 1343.512425][ T32] r4:85789800 [ 1343.512575][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.512675][ T32] r5:85789800 r4:8291a680 [ 1343.512719][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.512878][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.512984][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc0de08 [ 1343.513035][ T32] r4:00000000 [ 1343.513079][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.513157][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.513246][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.513397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85662800 [ 1343.513461][ T32] r4:00000000 [ 1343.513511][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.513619][ T32] r9:83018205 r8:85789800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1343.513678][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.513793][ T32] r5:00001000 r4:eb82f000 [ 1343.513844][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.513937][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.514077][ T32] r5:8574fb8c r4:8574f800 [ 1343.514210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.548475][ T32] r7:ddde2d80 r6:83018200 r5:8574fb8c r4:8564f980 [ 1343.548598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.548771][ T32] r10:61c88647 r9:85789800 r8:8564f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.548844][ T32] r4:8564f980 [ 1343.548956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.549137][ T32] r10:00000000 r9:8564f980 r8:80287e08 r7:ebc01e60 r6:8564fb00 r5:85789800 [ 1343.549208][ T32] r4:00000001 [ 1343.549262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.549357][ T32] Exception stack(0xebc0dfb0 to 0xebc0dff8) [ 1343.549473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.549632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.549739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.549813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.549874][ T32] r4:85662440 [ 1343.551271][ T32] INFO: task kworker/1:789:5526 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.551374][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.551615][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.551738][ T32] Call trace: [ 1343.551825][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.551956][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.552034][ T32] r4:00000000 [ 1343.552092][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.552197][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.552278][ T32] 9d20: b6761000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.552356][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.552455][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.552529][ T32] r5:80070113 r4:80239bb0 [ 1343.552584][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.552693][ T32] r4:82ac21e4 [ 1343.552750][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.552866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.552961][ T32] r4:eaf29dc0 [ 1343.553111][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.553245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.553309][ T32] r4:00000000 [ 1343.553365][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.553488][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.553547][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.553652][ T32] r5:00001000 r4:dfd17000 [ 1343.553704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.553814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.553921][ T32] r5:852bd78c r4:852bd400 [ 1343.553976][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.554113][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.575059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.575369][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.575446][ T32] r4:8530ac00 [ 1343.575547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.575688][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.575751][ T32] r4:00000001 [ 1343.575827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.575925][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.575986][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.576050][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.576106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.576166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.576222][ T32] r4:852cfa40 [ 1343.576366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.576474][ T32] INFO: task kworker/1:790:5527 blocked for more than 470 seconds. [ 1343.576551][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.576616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.576715][ T32] task:kworker/1:790 state:D stack:0 pid:5527 tgid:5527 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.576850][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.576988][ T32] Call trace: [ 1343.577078][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.577185][ T32] r10:8291a684 r9:ebc11d84 r8:00000002 r7:60000113 r6:ebc11d8c r5:8578a400 [ 1343.577244][ T32] r4:8578a400 [ 1343.577299][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.577518][ T32] r5:8578a400 r4:8291a680 [ 1343.577717][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.577822][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.577908][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc11e08 [ 1343.577964][ T32] r4:00000000 [ 1343.578028][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.578124][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.578225][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.578328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85662cc0 [ 1343.578382][ T32] r4:00000000 [ 1343.578429][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.578546][ T32] r9:83018205 r8:8578a400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.578603][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.578730][ T32] r5:00001000 r4:eba55000 [ 1343.578810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.578909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.579022][ T32] r5:8575c38c r4:8575c000 [ 1343.579085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.579184][ T32] r7:ddde2d80 r6:83018200 r5:8575c38c r4:8564fb80 [ 1343.579220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.579324][ T32] r10:61c88647 r9:8578a400 r8:8564fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.579379][ T32] r4:8564fb80 [ 1343.579422][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.579520][ T32] r10:00000000 r9:8564fb80 r8:80287e08 r7:ebc0de60 r6:8564fc00 r5:8578a400 [ 1343.579568][ T32] r4:00000001 [ 1343.579605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.579711][ T32] Exception stack(0xebc11fb0 to 0xebc11ff8) [ 1343.579772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.579832][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.579888][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.579980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.580047][ T32] r4:85662680 [ 1343.581381][ T32] INFO: task kworker/1:790:5527 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.581469][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.581598][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.581699][ T32] Call trace: [ 1343.581772][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.581895][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.581951][ T32] r4:00000000 [ 1343.582028][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.582131][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.582201][ T32] 9d20: b69f1000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.582290][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.582364][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.582423][ T32] r5:80070113 r4:80239bb0 [ 1343.582474][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.582573][ T32] r4:82ac21e4 [ 1343.582622][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.582729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.582803][ T32] r4:eaf29dc0 [ 1343.582840][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.582923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.583015][ T32] r4:00000000 [ 1343.583068][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.583221][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.583283][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.583385][ T32] r5:00001000 r4:dfd17000 [ 1343.583436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.583708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.583885][ T32] r5:852bd78c r4:852bd400 [ 1343.583936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.584059][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.584112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.597920][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.598092][ T32] r4:8530ac00 [ 1343.598153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.598290][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.598347][ T32] r4:00000001 [ 1343.598399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.598495][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.598570][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.598676][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.598797][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.598900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.598974][ T32] r4:852cfa40 [ 1343.599040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.599137][ T32] INFO: task kworker/1:791:5530 blocked for more than 470 seconds. [ 1343.599223][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.599306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.599384][ T32] task:kworker/1:791 state:D stack:0 pid:5530 tgid:5530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.599519][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.599643][ T32] Call trace: [ 1343.599726][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.599847][ T32] r10:8291a684 r9:ebc15d84 r8:00000002 r7:60000113 r6:ebc15d8c r5:84ae6000 [ 1343.599936][ T32] r4:84ae6000 [ 1343.600026][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.600143][ T32] r5:84ae6000 r4:8291a680 [ 1343.600207][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.600334][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.600481][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc15e08 [ 1343.600542][ T32] r4:00000000 [ 1343.600595][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.600700][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.600807][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.600918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85662bc0 [ 1343.600989][ T32] r4:00000000 [ 1343.601062][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.601190][ T32] r9:83018205 r8:84ae6000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1343.601249][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.601432][ T32] r5:00001000 r4:eba45000 [ 1343.601493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.601613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.601721][ T32] r5:8574ff8c r4:8574fc00 [ 1343.601819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.601960][ T32] r7:ddde2d80 r6:83018200 r5:8574ff8c r4:8564fc80 [ 1343.602033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.602163][ T32] r10:61c88647 r9:84ae6000 r8:8564fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.602239][ T32] r4:8564fc80 [ 1343.602337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.602526][ T32] r10:00000000 r9:8564fc80 r8:80287e08 r7:ebc11e60 r6:8532fd80 r5:84ae6000 [ 1343.602605][ T32] r4:00000001 [ 1343.602658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.602779][ T32] Exception stack(0xebc15fb0 to 0xebc15ff8) [ 1343.602868][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.603057][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.603133][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.603197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.603277][ T32] r4:85662780 [ 1343.626727][ T32] INFO: task kworker/1:791:5530 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.626958][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.627167][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.627344][ T32] Call trace: [ 1343.627416][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.627528][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.627626][ T32] r4:00000000 [ 1343.627688][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.627778][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.627835][ T32] 9d20: b6c6d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.627912][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.627969][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.628036][ T32] r5:80070113 r4:80239bb0 [ 1343.628126][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.628262][ T32] r4:82ac21e4 [ 1343.628337][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.628455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.628547][ T32] r4:eaf29dc0 [ 1343.628634][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.628775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.628889][ T32] r4:00000000 [ 1343.628960][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.629075][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.629147][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.629297][ T32] r5:00001000 r4:dfd17000 [ 1343.629362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.629472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.629587][ T32] r5:852bd78c r4:852bd400 [ 1343.629683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.629826][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.629884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.630016][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.630087][ T32] r4:8530ac00 [ 1343.630187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.630308][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.630372][ T32] r4:00000001 [ 1343.630413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.630482][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.630530][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.630585][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.630656][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.630732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.630815][ T32] r4:852cfa40 [ 1343.630889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.630976][ T32] INFO: task kworker/0:406:5531 blocked for more than 470 seconds. [ 1343.631073][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.631157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.631220][ T32] task:kworker/0:406 state:D stack:0 pid:5531 tgid:5531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.631390][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.631498][ T32] Call trace: [ 1343.631580][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.631706][ T32] r10:8291a684 r9:ebc19d84 r8:00000002 r7:60000113 r6:ebc19d8c r5:84ae4800 [ 1343.631774][ T32] r4:84ae4800 [ 1343.631834][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.631957][ T32] r5:84ae4800 r4:8291a680 [ 1343.632018][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.632127][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.632245][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc19e08 [ 1343.632312][ T32] r4:00000000 [ 1343.632383][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.632477][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.632592][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.632715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85672400 [ 1343.632771][ T32] r4:00000000 [ 1343.632842][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.632951][ T32] r9:83018005 r8:84ae4800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.633021][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.633129][ T32] r5:00001000 r4:eb865000 [ 1343.633183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.633284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.633420][ T32] r5:856d838c r4:856d8000 [ 1343.633476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.633656][ T32] r7:dddced80 r6:83018000 r5:856d838c r4:8532fe00 [ 1343.633728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.633882][ T32] r10:61c88647 r9:84ae4800 r8:8532fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.633933][ T32] r4:8532fe00 [ 1343.633967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.634066][ T32] r10:00000000 r9:8532fe00 r8:80287e08 r7:ebabde60 r6:8532fe80 r5:84ae4800 [ 1343.634125][ T32] r4:00000001 [ 1343.654874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.655101][ T32] Exception stack(0xebc19fb0 to 0xebc19ff8) [ 1343.655187][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.655264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.655341][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.655421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.655483][ T32] r4:85672140 [ 1343.656824][ T32] INFO: task kworker/0:406:5531 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.656932][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.657105][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.657229][ T32] Call trace: [ 1343.657419][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.657563][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.657632][ T32] r4:00000000 [ 1343.657710][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.657828][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.657925][ T32] 9d20: b6eb2000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.658041][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.658152][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.658226][ T32] r5:80070113 r4:80239bb0 [ 1343.658280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.658404][ T32] r4:82ac21e4 [ 1343.658498][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.658618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.658682][ T32] r4:eaf29dc0 [ 1343.658736][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.658876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.658943][ T32] r4:00000000 [ 1343.659029][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.659179][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.659250][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.659385][ T32] r5:00001000 r4:dfd17000 [ 1343.659454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.659582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.659732][ T32] r5:852bd78c r4:852bd400 [ 1343.659816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.659941][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.660028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.660181][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.660262][ T32] r4:8530ac00 [ 1343.660345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.660500][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.660572][ T32] r4:00000001 [ 1343.660642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.660757][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.660844][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.660963][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.661061][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.661139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.661193][ T32] r4:852cfa40 [ 1343.661252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.661324][ T32] INFO: task kworker/0:407:5533 blocked for more than 470 seconds. [ 1343.661410][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.661492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.661546][ T32] task:kworker/0:407 state:D stack:0 pid:5533 tgid:5533 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.661666][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.661825][ T32] Call trace: [ 1343.661939][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.662138][ T32] r10:8291a684 r9:ebc09d84 r8:00000002 r7:60000113 r6:ebc09d8c r5:84ae6c00 [ 1343.662215][ T32] r4:84ae6c00 [ 1343.662309][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.662429][ T32] r5:84ae6c00 r4:8291a680 [ 1343.662513][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.662628][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.662781][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc09e08 [ 1343.662850][ T32] r4:00000000 [ 1343.662905][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.662999][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.663104][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.663312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856724c0 [ 1343.663455][ T32] r4:00000000 [ 1343.663520][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.663647][ T32] r9:83018005 r8:84ae6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1343.663713][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.663829][ T32] r5:00001000 r4:eba19000 [ 1343.663885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.663985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.664136][ T32] r5:856d878c r4:856d8400 [ 1343.695885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.696110][ T32] r7:dddced80 r6:83018000 r5:856d878c r4:8532ff00 [ 1343.696188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.696341][ T32] r10:61c88647 r9:84ae6c00 r8:8532ff2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.696437][ T32] r4:8532ff00 [ 1343.696505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.696631][ T32] r10:00000000 r9:8532ff00 r8:80287e08 r7:ebabde60 r6:8532ff80 r5:84ae6c00 [ 1343.696679][ T32] r4:00000001 [ 1343.696726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.696846][ T32] Exception stack(0xebc09fb0 to 0xebc09ff8) [ 1343.696915][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.697050][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.697134][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.697235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.697303][ T32] r4:85672140 [ 1343.698677][ T32] INFO: task kworker/0:407:5533 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.698817][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.698990][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.699108][ T32] Call trace: [ 1343.699186][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.699398][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.699477][ T32] r4:00000000 [ 1343.699553][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.699673][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.699775][ T32] 9d20: b711b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.699871][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.699943][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.700010][ T32] r5:80070113 r4:80239bb0 [ 1343.700066][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.700180][ T32] r4:82ac21e4 [ 1343.700236][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.700381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.700476][ T32] r4:eaf29dc0 [ 1343.700528][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.700642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.700698][ T32] r4:00000000 [ 1343.700753][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.700885][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.700946][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.701069][ T32] r5:00001000 r4:dfd17000 [ 1343.701148][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.701276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.701407][ T32] r5:852bd78c r4:852bd400 [ 1343.701459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.701607][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.701678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.701839][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.701920][ T32] r4:8530ac00 [ 1343.701984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.702116][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.702217][ T32] r4:00000001 [ 1343.702285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.702385][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.702441][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.702499][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.702595][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.702682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.702792][ T32] r4:852cfa40 [ 1343.702863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.702958][ T32] INFO: task kworker/0:408:5536 blocked for more than 470 seconds. [ 1343.703039][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.703106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.703189][ T32] task:kworker/0:408 state:D stack:0 pid:5536 tgid:5536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.703337][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.703483][ T32] Call trace: [ 1343.703637][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.703826][ T32] r10:8291a684 r9:ebc25d84 r8:00000002 r7:60000113 r6:ebc25d8c r5:84ae3c00 [ 1343.703897][ T32] r4:84ae3c00 [ 1343.703952][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.704046][ T32] r5:84ae3c00 r4:8291a680 [ 1343.704109][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.734818][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.735126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc25e08 [ 1343.735198][ T32] r4:00000000 [ 1343.735253][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.735352][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.735475][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.735628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845ee840 [ 1343.735695][ T32] r4:00000000 [ 1343.735781][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.735921][ T32] r9:83018005 r8:84ae3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1343.735978][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.736125][ T32] r5:00001000 r4:e08b1000 [ 1343.736199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.736331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.736449][ T32] r5:856d978c r4:856d9400 [ 1343.736530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.736724][ T32] r7:dddced80 r6:83018000 r5:856d978c r4:8566f000 [ 1343.736802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.736940][ T32] r10:61c88647 r9:84ae3c00 r8:8566f02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.737008][ T32] r4:8566f000 [ 1343.737094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.737215][ T32] r10:00000000 r9:8566f000 r8:80287e08 r7:ebabde60 r6:8566f080 r5:84ae3c00 [ 1343.737270][ T32] r4:00000001 [ 1343.737320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.737411][ T32] Exception stack(0xebc25fb0 to 0xebc25ff8) [ 1343.737484][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.737622][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.737702][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.737776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.737827][ T32] r4:85672440 [ 1343.739199][ T32] INFO: task kworker/0:408:5536 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.739315][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.739479][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.739591][ T32] Call trace: [ 1343.739700][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.739866][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.739961][ T32] r4:00000000 [ 1343.740044][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.740184][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.740274][ T32] 9d20: b736b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.740353][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.740425][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.740493][ T32] r5:80070113 r4:80239bb0 [ 1343.740550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.740655][ T32] r4:82ac21e4 [ 1343.740775][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.740910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.740969][ T32] r4:eaf29dc0 [ 1343.741051][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.741161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.741233][ T32] r4:00000000 [ 1343.741294][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.741413][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.741474][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.741581][ T32] r5:00001000 r4:dfd17000 [ 1343.741639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.741914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.742028][ T32] r5:852bd78c r4:852bd400 [ 1343.742072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.742200][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.742250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.742405][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.742517][ T32] r4:8530ac00 [ 1343.742573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.742667][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.742713][ T32] r4:00000001 [ 1343.742779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.742857][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.742912][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.742964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.743037][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.743099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.743143][ T32] r4:852cfa40 [ 1343.743220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.743287][ T32] INFO: task kworker/1:792:5538 blocked for more than 470 seconds. [ 1343.743352][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.743468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.743517][ T32] task:kworker/1:792 state:D stack:0 pid:5538 tgid:5538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.743724][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.743920][ T32] Call trace: [ 1343.743983][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.744077][ T32] r10:8291a684 r9:ebc2dd84 r8:00000002 r7:60000113 r6:ebc2dd8c r5:84b98000 [ 1343.744119][ T32] r4:84b98000 [ 1343.767456][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.767711][ T32] r5:84b98000 r4:8291a680 [ 1343.767788][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.767898][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.768018][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc2de08 [ 1343.768074][ T32] r4:00000000 [ 1343.768123][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.768204][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.768308][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.768449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85662dc0 [ 1343.768504][ T32] r4:00000000 [ 1343.768549][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.768690][ T32] r9:83018205 r8:84b98000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1343.768774][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.768915][ T32] r5:00001000 r4:eba65000 [ 1343.768987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.769092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.769195][ T32] r5:8575c78c r4:8575c400 [ 1343.769284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.769440][ T32] r7:ddde2d80 r6:83018200 r5:8575c78c r4:8564fd00 [ 1343.769506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.769642][ T32] r10:61c88647 r9:84b98000 r8:8564fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.769708][ T32] r4:8564fd00 [ 1343.769775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.769921][ T32] r10:00000000 r9:8564fd00 r8:80287e08 r7:ebc11e60 r6:8566f100 r5:84b98000 [ 1343.769997][ T32] r4:00000001 [ 1343.770066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.770187][ T32] Exception stack(0xebc2dfb0 to 0xebc2dff8) [ 1343.770293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.770377][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.770454][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.770536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.770610][ T32] r4:85662ac0 [ 1343.772023][ T32] INFO: task kworker/1:792:5538 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.772117][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.772324][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.772449][ T32] Call trace: [ 1343.772600][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.772795][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.772875][ T32] r4:00000000 [ 1343.772937][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.773043][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.773145][ T32] 9d20: b74b8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.773231][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.773316][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.773434][ T32] r5:80070113 r4:80239bb0 [ 1343.773500][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.773618][ T32] r4:82ac21e4 [ 1343.773688][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.773807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.773884][ T32] r4:eaf29dc0 [ 1343.773973][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.774090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.774169][ T32] r4:00000000 [ 1343.774229][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.793697][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.793823][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.793986][ T32] r5:00001000 r4:dfd17000 [ 1343.794049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.794207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.794852][ T32] r5:852bd78c r4:852bd400 [ 1343.794933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.795097][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.795176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.795295][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.795355][ T32] r4:8530ac00 [ 1343.795412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.795532][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.795592][ T32] r4:00000001 [ 1343.795646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.795778][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.795885][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.795969][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.796046][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.796124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.796176][ T32] r4:852cfa40 [ 1343.796227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.796294][ T32] INFO: task kworker/1:793:5540 blocked for more than 470 seconds. [ 1343.796378][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.796479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.796547][ T32] task:kworker/1:793 state:D stack:0 pid:5540 tgid:5540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.796692][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.796847][ T32] Call trace: [ 1343.796955][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.797096][ T32] r10:8291a684 r9:ebc35d84 r8:00000002 r7:60000113 r6:ebc35d8c r5:84b99800 [ 1343.797185][ T32] r4:84b99800 [ 1343.797241][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.797338][ T32] r5:84b99800 r4:8291a680 [ 1343.797389][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.797485][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.797596][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc35e08 [ 1343.797658][ T32] r4:00000000 [ 1343.797717][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.797823][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.797929][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.798045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85648c00 [ 1343.798114][ T32] r4:00000000 [ 1343.798184][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.798310][ T32] r9:83018205 r8:84b99800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1343.798407][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.798515][ T32] r5:00001000 r4:ebadd000 [ 1343.798570][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.798671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.798814][ T32] r5:8575cf8c r4:8575cc00 [ 1343.798886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.798996][ T32] r7:ddde2d80 r6:83018200 r5:8575cf8c r4:8564fe00 [ 1343.799057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.799186][ T32] r10:61c88647 r9:84b99800 r8:8564fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.799252][ T32] r4:8564fe00 [ 1343.799296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.799404][ T32] r10:00000000 r9:8564fe00 r8:80287e08 r7:ebc2de60 r6:8566f180 r5:84b99800 [ 1343.799475][ T32] r4:00000001 [ 1343.799531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.799624][ T32] Exception stack(0xebc35fb0 to 0xebc35ff8) [ 1343.799719][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.799873][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.799977][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.800071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.800125][ T32] r4:85662b40 [ 1343.801477][ T32] INFO: task kworker/1:793:5540 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.801576][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.801752][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.801919][ T32] Call trace: [ 1343.802023][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.802173][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.802249][ T32] r4:00000000 [ 1343.802297][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.802387][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.802446][ T32] 9d20: b7954000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.802518][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.802592][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.802669][ T32] r5:80070113 r4:80239bb0 [ 1343.802717][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.802851][ T32] r4:82ac21e4 [ 1343.802902][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.803010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.803073][ T32] r4:eaf29dc0 [ 1343.803125][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.803239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.803330][ T32] r4:00000000 [ 1343.803391][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.803538][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.803615][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.803816][ T32] r5:00001000 r4:dfd17000 [ 1343.803893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.804014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.804133][ T32] r5:852bd78c r4:852bd400 [ 1343.835163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.835513][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.835588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.835730][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.835806][ T32] r4:8530ac00 [ 1343.835855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.836000][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.836079][ T32] r4:00000001 [ 1343.836148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.836258][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.836343][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.836436][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.836509][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.836587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.836651][ T32] r4:852cfa40 [ 1343.836729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.836843][ T32] INFO: task kworker/1:794:5541 blocked for more than 470 seconds. [ 1343.836948][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.837027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.837093][ T32] task:kworker/1:794 state:D stack:0 pid:5541 tgid:5541 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.837264][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.837382][ T32] Call trace: [ 1343.837481][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.837610][ T32] r10:8291a684 r9:ebc39d84 r8:00000002 r7:60000113 r6:ebc39d8c r5:84b9a400 [ 1343.837676][ T32] r4:84b9a400 [ 1343.837770][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.837887][ T32] r5:84b9a400 r4:8291a680 [ 1343.837941][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.838048][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.838181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc39e08 [ 1343.838255][ T32] r4:00000000 [ 1343.838307][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.838387][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.838489][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.838623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85662d40 [ 1343.838686][ T32] r4:00000000 [ 1343.838799][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.839010][ T32] r9:83018205 r8:84b9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1343.839088][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.839207][ T32] r5:00001000 r4:eba7d000 [ 1343.839267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.839374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.839484][ T32] r5:8575cb8c r4:8575c800 [ 1343.839534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.839676][ T32] r7:ddde2d80 r6:83018200 r5:8575cb8c r4:8564fd80 [ 1343.839764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.839903][ T32] r10:61c88647 r9:84b9a400 r8:8564fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.839974][ T32] r4:8564fd80 [ 1343.840022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.840138][ T32] r10:00000000 r9:8564fd80 r8:80287e08 r7:ebc35e60 r6:8566f200 r5:84b9a400 [ 1343.840210][ T32] r4:00000001 [ 1343.840289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.840391][ T32] Exception stack(0xebc39fb0 to 0xebc39ff8) [ 1343.840468][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.840562][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.840664][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.840768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.840829][ T32] r4:85662b40 [ 1343.842249][ T32] INFO: task kworker/1:794:5541 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.842352][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.842612][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.842781][ T32] Call trace: [ 1343.842871][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.843006][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.843102][ T32] r4:00000000 [ 1343.843193][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.843308][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.843522][ T32] 9d20: b7bd4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.843621][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.843696][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.843782][ T32] r5:80070113 r4:80239bb0 [ 1343.843842][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.844033][ T32] r4:82ac21e4 [ 1343.844114][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.880603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.880850][ T32] r4:eaf29dc0 [ 1343.880924][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.881072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.881139][ T32] r4:00000000 [ 1343.881191][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.881352][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.881422][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.881546][ T32] r5:00001000 r4:dfd17000 [ 1343.881587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.881733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.881904][ T32] r5:852bd78c r4:852bd400 [ 1343.881973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.882140][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.882214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.882335][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.882387][ T32] r4:8530ac00 [ 1343.882426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.882549][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.882596][ T32] r4:00000001 [ 1343.882657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.882831][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.882917][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.883020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.883078][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.883148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.883242][ T32] r4:852cfa40 [ 1343.883324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.883382][ T32] INFO: task kworker/1:795:5543 blocked for more than 470 seconds. [ 1343.883470][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.883572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.883654][ T32] task:kworker/1:795 state:D stack:0 pid:5543 tgid:5543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.883816][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.883937][ T32] Call trace: [ 1343.884025][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.884139][ T32] r10:8291a684 r9:ebc41d84 r8:00000002 r7:60000113 r6:ebc41d8c r5:84b98c00 [ 1343.884244][ T32] r4:84b98c00 [ 1343.893875][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.894052][ T32] r5:84b98c00 r4:8291a680 [ 1343.894101][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.894890][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.895015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc41e08 [ 1343.895064][ T32] r4:00000000 [ 1343.895117][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.895231][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.895352][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.895521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856627c0 [ 1343.895571][ T32] r4:00000000 [ 1343.895612][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.895709][ T32] r9:83018205 r8:84b98c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1343.895763][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.895889][ T32] r5:00001000 r4:ebbd1000 [ 1343.895968][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.896053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.896134][ T32] r5:8575d38c r4:8575d000 [ 1343.896173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.896269][ T32] r7:ddde2d80 r6:83018200 r5:8575d38c r4:8564fe80 [ 1343.896351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.896482][ T32] r10:61c88647 r9:84b98c00 r8:8564feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.896532][ T32] r4:8564fe80 [ 1343.896572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.896664][ T32] r10:00000000 r9:8564fe80 r8:80287e08 r7:ebc35e60 r6:8566f280 r5:84b98c00 [ 1343.896708][ T32] r4:00000001 [ 1343.896757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.896835][ T32] Exception stack(0xebc41fb0 to 0xebc41ff8) [ 1343.896933][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.896994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.897051][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.897123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.897171][ T32] r4:85662d80 [ 1343.898317][ T32] INFO: task kworker/1:795:5543 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.898388][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.898520][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.898636][ T32] Call trace: [ 1343.898722][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.898858][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.898904][ T32] r4:00000000 [ 1343.898958][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.899070][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.899130][ T32] 9d20: b7f19000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.899240][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.899297][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.899345][ T32] r5:80070113 r4:80239bb0 [ 1343.899399][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.899492][ T32] r4:82ac21e4 [ 1343.899531][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.899614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.899676][ T32] r4:eaf29dc0 [ 1343.899719][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.899827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.899875][ T32] r4:00000000 [ 1343.899940][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.900042][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.900088][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.900172][ T32] r5:00001000 r4:dfd17000 [ 1343.900214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.900298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.900383][ T32] r5:852bd78c r4:852bd400 [ 1343.900422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.900510][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.900547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.900646][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.900689][ T32] r4:8530ac00 [ 1343.900726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.900830][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.900899][ T32] r4:00000001 [ 1343.900938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.901009][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.901058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.901110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.901158][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.901223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.901278][ T32] r4:852cfa40 [ 1343.901327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.901385][ T32] INFO: task kworker/0:409:5545 blocked for more than 470 seconds. [ 1343.901474][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.901529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.901573][ T32] task:kworker/0:409 state:D stack:0 pid:5545 tgid:5545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.901679][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.901824][ T32] Call trace: [ 1343.901889][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.901986][ T32] r10:8291a684 r9:ebc3dd84 r8:00000002 r7:60000113 r6:ebc3dd8c r5:84b9bc00 [ 1343.902042][ T32] r4:84b9bc00 [ 1343.902100][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.902191][ T32] r5:84b9bc00 r4:8291a680 [ 1343.902259][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.902336][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.902413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc3de08 [ 1343.902454][ T32] r4:00000000 [ 1343.902489][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.902551][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.902616][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.902690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845ee800 [ 1343.902729][ T32] r4:00000000 [ 1343.902803][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.902887][ T32] r9:83018005 r8:84b9bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1343.902925][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.903002][ T32] r5:00001000 r4:ebc71000 [ 1343.903039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.903141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.903222][ T32] r5:856d8f8c r4:856d8c00 [ 1343.903284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.903372][ T32] r7:dddced80 r6:83018000 r5:856d8f8c r4:8566f300 [ 1343.903408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.903490][ T32] r10:61c88647 r9:84b9bc00 r8:8566f32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.903529][ T32] r4:8566f300 [ 1343.903561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.903641][ T32] r10:00000000 r9:8566f300 r8:80287e08 r7:ebc25e60 r6:8566f380 r5:84b9bc00 [ 1343.903696][ T32] r4:00000001 [ 1343.903798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.903919][ T32] Exception stack(0xebc3dfb0 to 0xebc3dff8) [ 1343.903974][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.904045][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.904105][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.939168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.939418][ T32] r4:85672b80 [ 1343.940692][ T32] INFO: task kworker/0:409:5545 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1343.940785][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.940925][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.941073][ T32] Call trace: [ 1343.941157][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.941306][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1343.941436][ T32] r4:00000000 [ 1343.941509][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.941669][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1343.941793][ T32] 9d20: b83ed000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1343.941861][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1343.941915][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1343.941965][ T32] r5:80070113 r4:80239bb0 [ 1343.942043][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.942134][ T32] r4:82ac21e4 [ 1343.942172][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.942352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1343.942405][ T32] r4:eaf29dc0 [ 1343.942479][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.942643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1343.942709][ T32] r4:00000000 [ 1343.942823][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.942987][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.943061][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.943164][ T32] r5:00001000 r4:dfd17000 [ 1343.943224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.943330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.943435][ T32] r5:852bd78c r4:852bd400 [ 1343.943538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.943655][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1343.943708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.943834][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.943892][ T32] r4:8530ac00 [ 1343.943945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.944084][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1343.944149][ T32] r4:00000001 [ 1343.953020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.953275][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1343.953384][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.953469][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.953536][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.953599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.953652][ T32] r4:852cfa40 [ 1343.953702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.953790][ T32] INFO: task kworker/1:796:5548 blocked for more than 470 seconds. [ 1343.953861][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.953913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.953958][ T32] task:kworker/1:796 state:D stack:0 pid:5548 tgid:5548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.954077][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.959832][ T32] Call trace: [ 1343.959974][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.960197][ T32] r10:8291a684 r9:ebc59d84 r8:00000002 r7:60000013 r6:ebc59d8c r5:84b9c800 [ 1343.960291][ T32] r4:84b9c800 [ 1343.960350][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.960482][ T32] r5:84b9c800 r4:8291a680 [ 1343.960546][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.960649][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.960808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc59e08 [ 1343.960874][ T32] r4:00000000 [ 1343.960920][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.961002][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.961104][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.961213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676140 [ 1343.961274][ T32] r4:00000000 [ 1343.961379][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.961500][ T32] r9:83018205 r8:84b9c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1343.961586][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.961709][ T32] r5:00001000 r4:ebc61000 [ 1343.961781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.961887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.961989][ T32] r5:8575db8c r4:8575d800 [ 1343.962064][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.962190][ T32] r7:ddde2d80 r6:83018200 r5:8575db8c r4:8564ff80 [ 1343.962275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.962401][ T32] r10:61c88647 r9:84b9c800 r8:8564ffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.962452][ T32] r4:8564ff80 [ 1343.962497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.962608][ T32] r10:00000000 r9:8564ff80 r8:80287e08 r7:ebc41e60 r6:8566f400 r5:84b9c800 [ 1343.962684][ T32] r4:00000001 [ 1343.962792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.962896][ T32] Exception stack(0xebc59fb0 to 0xebc59ff8) [ 1343.962976][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.963051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.963106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1343.981310][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.982673][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.983159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 9 printk messages dropped ** [ 1343.984052][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 7 printk messages dropped ** [ 1344.001430][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 3 printk messages dropped ** [ 1344.001832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1344.002450][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.003121][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1344.003880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85607c40 [ 1344.003945][ T32] r4:00000000 [ 1344.003989][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.004107][ T32] r9:83018205 r8:84b9e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1344.020369][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.020725][ T32] r5:00001000 r4:ebc4d000 [ 1344.020803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.020909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.021030][ T32] r5:8575d78c r4:8575d400 [ 1344.021106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.021232][ T32] r7:ddde2d80 r6:83018200 r5:8575d78c r4:8566e000 [ 1344.021323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.021468][ T32] r10:61c88647 r9:84b9e000 r8:8566e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.021594][ T32] r4:8566e000 [ 1344.021662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.021805][ T32] r10:00000000 r9:8566e000 r8:80287e08 r7:ebc59e60 r6:8566f480 r5:84b9e000 [ 1344.021865][ T32] r4:00000001 [ 1344.021913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.022003][ T32] Exception stack(0xebc5dfb0 to 0xebc5dff8) [ 1344.022097][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.022172][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.022263][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.022344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.022391][ T32] r4:8556efc0 [ 1344.023820][ T32] INFO: task kworker/1:797:5549 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.023932][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.024102][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.039356][ T32] Call trace: [ 1344.039924][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.040135][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.040196][ T32] r4:00000000 [ 1344.040244][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.040351][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.040433][ T32] 9d20: b87fc000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.040550][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.040896][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.040976][ T32] r5:80070113 r4:80239bb0 [ 1344.041019][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.041101][ T32] r4:82ac21e4 [ 1344.041143][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.041274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.041390][ T32] r4:eaf29dc0 [ 1344.041597][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.041721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.041970][ T32] r4:00000000 [ 1344.042070][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.042199][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.042272][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.042395][ T32] r5:00001000 r4:dfd17000 [ 1344.042454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.042576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.042680][ T32] r5:852bd78c r4:852bd400 [ 1344.042727][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.042892][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.042974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.043108][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.043161][ T32] r4:8530ac00 [ 1344.043210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.043343][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.043405][ T32] r4:00000001 [ 1344.043452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.043535][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.043596][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.043653][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.043703][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.043851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.043905][ T32] r4:852cfa40 [ 1344.043958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.044030][ T32] INFO: task kworker/1:798:5551 blocked for more than 470 seconds. [ 1344.044121][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.044267][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.059700][ T32] task:kworker/1:798 state:D stack:0 pid:5551 tgid:5551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.059940][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.060112][ T32] Call trace: [ 1344.060205][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.060347][ T32] r10:8291a684 r9:ebc69d84 r8:00000002 r7:60000113 r6:ebc69d8c r5:84b9d400 [ 1344.060409][ T32] r4:84b9d400 [ 1344.060488][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.060606][ T32] r5:84b9d400 r4:8291a680 [ 1344.060684][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.060813][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.060924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc69e08 [ 1344.060983][ T32] r4:00000000 [ 1344.061035][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.061122][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.061209][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.061304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676d00 [ 1344.061379][ T32] r4:00000000 [ 1344.061427][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.061529][ T32] r9:83018205 r8:84b9d400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1344.061619][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.061733][ T32] r5:00001000 r4:eb117000 [ 1344.061851][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.061964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.062090][ T32] r5:8575eb8c r4:8575e800 [ 1344.062164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.062312][ T32] r7:ddde2d80 r6:83018200 r5:8575eb8c r4:8566e080 [ 1344.062410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.062543][ T32] r10:61c88647 r9:84b9d400 r8:8566e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.062607][ T32] r4:8566e080 [ 1344.062662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.062823][ T32] r10:00000000 r9:8566e080 r8:80287e08 r7:ebc59e60 r6:8566f500 r5:84b9d400 [ 1344.062888][ T32] r4:00000001 [ 1344.062945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.063051][ T32] Exception stack(0xebc69fb0 to 0xebc69ff8) [ 1344.063129][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.063210][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.063284][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.063426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.063489][ T32] r4:85662900 [ 1344.085688][ T32] INFO: task kworker/1:798:5551 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.085896][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.086136][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.086264][ T32] Call trace: [ 1344.086326][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.086480][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.086643][ T32] r4:00000000 [ 1344.086698][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.086831][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.086896][ T32] 9d20: b8b69000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.086954][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.087009][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.087063][ T32] r5:80070113 r4:80239bb0 [ 1344.087106][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.087197][ T32] r4:82ac21e4 [ 1344.087241][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.087338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.087390][ T32] r4:eaf29dc0 [ 1344.087432][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.087537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.087589][ T32] r4:00000000 [ 1344.087662][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.087820][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.087880][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.087975][ T32] r5:00001000 r4:dfd17000 [ 1344.088052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.088136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.088219][ T32] r5:852bd78c r4:852bd400 [ 1344.088261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.088366][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.088417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.088519][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.088566][ T32] r4:8530ac00 [ 1344.088641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.088788][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.088867][ T32] r4:00000001 [ 1344.088917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.089036][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.089112][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.089179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.089245][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.089315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.089369][ T32] r4:852cfa40 [ 1344.089452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.089613][ T32] INFO: task kworker/1:799:5553 blocked for more than 470 seconds. [ 1344.089700][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.089773][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.089826][ T32] task:kworker/1:799 state:D stack:0 pid:5553 tgid:5553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.090009][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.090146][ T32] Call trace: [ 1344.090259][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.090360][ T32] r10:8291a684 r9:ebc21d84 r8:00000002 r7:60000013 r6:ebc21d8c r5:8578c800 [ 1344.090503][ T32] r4:8578c800 [ 1344.090566][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.090674][ T32] r5:8578c800 r4:8291a680 [ 1344.090720][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.090898][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.091046][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc21e08 [ 1344.091109][ T32] r4:00000000 [ 1344.091179][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.091350][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.091440][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.091536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676380 [ 1344.091586][ T32] r4:00000000 [ 1344.091631][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.091734][ T32] r9:83018205 r8:8578c800 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1344.091803][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.091933][ T32] r5:00001000 r4:dfa9f000 [ 1344.091989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.092084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.092254][ T32] r5:8575df8c r4:8575dc00 [ 1344.092342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.092451][ T32] r7:ddde2d80 r6:83018200 r5:8575df8c r4:8566e100 [ 1344.092492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.092596][ T32] r10:61c88647 r9:8578c800 r8:8566e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.092656][ T32] r4:8566e100 [ 1344.092707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.092831][ T32] r10:00000000 r9:8566e100 r8:80287e08 r7:ebc69e60 r6:8566e180 r5:8578c800 [ 1344.092889][ T32] r4:00000001 [ 1344.092965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.093091][ T32] Exception stack(0xebc21fb0 to 0xebc21ff8) [ 1344.093167][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.093321][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.093382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.093435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.093569][ T32] r4:85676080 [ 1344.123705][ T32] INFO: task kworker/1:799:5553 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.123937][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.124150][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.135450][ T32] Call trace: [ 1344.135557][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.135727][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.135808][ T32] r4:00000000 [ 1344.135889][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.136039][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.136131][ T32] 9d20: b93a9000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.136209][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.136301][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.136378][ T32] r5:80070113 r4:80239bb0 [ 1344.136461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.136610][ T32] r4:82ac21e4 [ 1344.136701][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.136825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.136985][ T32] r4:eaf29dc0 [ 1344.137105][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.137223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.137283][ T32] r4:00000000 [ 1344.137399][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.137521][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.137576][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.137683][ T32] r5:00001000 r4:dfd17000 [ 1344.137728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.137843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.137958][ T32] r5:852bd78c r4:852bd400 [ 1344.138015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.138127][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.138183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.138289][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.138377][ T32] r4:8530ac00 [ 1344.138447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.138571][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.138641][ T32] r4:00000001 [ 1344.138694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.138829][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.138931][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.139020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.139128][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.139218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.139281][ T32] r4:852cfa40 [ 1344.139341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.139411][ T32] INFO: task kworker/1:800:5556 blocked for more than 470 seconds. [ 1344.139524][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.139593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.139648][ T32] task:kworker/1:800 state:D stack:0 pid:5556 tgid:5556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.139786][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.139948][ T32] Call trace: [ 1344.140060][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.140175][ T32] r10:8291a684 r9:ebc1dd84 r8:00000002 r7:60000013 r6:ebc1dd8c r5:8578e000 [ 1344.140230][ T32] r4:8578e000 [ 1344.140280][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.140380][ T32] r5:8578e000 r4:8291a680 [ 1344.140426][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.140521][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.140671][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc1de08 [ 1344.140742][ T32] r4:00000000 [ 1344.140798][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.140884][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.140974][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.141078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676440 [ 1344.141160][ T32] r4:00000000 [ 1344.141217][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.141328][ T32] r9:83018205 r8:8578e000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1344.141381][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.141502][ T32] r5:00001000 r4:dfcd9000 [ 1344.141565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.141679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.141836][ T32] r5:8575e38c r4:8575e000 [ 1344.141926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.142059][ T32] r7:ddde2d80 r6:83018200 r5:8575e38c r4:8566e200 [ 1344.142120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.142235][ T32] r10:61c88647 r9:8578e000 r8:8566e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.142297][ T32] r4:8566e200 [ 1344.142345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.142447][ T32] r10:00000000 r9:8566e200 r8:80287e08 r7:ebc69e60 r6:8566e280 r5:8578e000 [ 1344.142551][ T32] r4:00000001 [ 1344.142603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.142715][ T32] Exception stack(0xebc1dfb0 to 0xebc1dff8) [ 1344.142823][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.142889][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.142952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.143021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.143069][ T32] r4:85676400 [ 1344.159922][ T32] INFO: task kworker/1:800:5556 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.160112][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.160352][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.160498][ T32] Call trace: [ 1344.160617][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.160770][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.160836][ T32] r4:00000000 [ 1344.160888][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.160995][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.161074][ T32] 9d20: b93a9000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.161211][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.161289][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.161390][ T32] r5:80070113 r4:80239bb0 [ 1344.161451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.161554][ T32] r4:82ac21e4 [ 1344.161608][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.161718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.161798][ T32] r4:eaf29dc0 [ 1344.161851][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.161971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.162076][ T32] r4:00000000 [ 1344.162144][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.162281][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.162355][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.162466][ T32] r5:00001000 r4:dfd17000 [ 1344.162518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.162635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.162776][ T32] r5:852bd78c r4:852bd400 [ 1344.162832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.162942][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.163001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.163112][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.163186][ T32] r4:8530ac00 [ 1344.163248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.163363][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.163421][ T32] r4:00000001 [ 1344.163472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.163556][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.163664][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.163761][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.163828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.163905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.163999][ T32] r4:852cfa40 [ 1344.164072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.164217][ T32] INFO: task kworker/1:801:5558 blocked for more than 470 seconds. [ 1344.188766][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.188876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.188959][ T32] task:kworker/1:801 state:D stack:0 pid:5558 tgid:5558 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.189148][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.189337][ T32] Call trace: [ 1344.189452][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.189577][ T32] r10:8291a684 r9:ebb79d84 r8:00000002 r7:60000013 r6:ebb79d8c r5:8578d400 [ 1344.189639][ T32] r4:8578d400 [ 1344.189701][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.189814][ T32] r5:8578d400 r4:8291a680 [ 1344.189881][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.189999][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.190107][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb79e08 [ 1344.190153][ T32] r4:00000000 [ 1344.190194][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.190273][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.190367][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.190470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676980 [ 1344.190564][ T32] r4:00000000 [ 1344.190626][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.190767][ T32] r9:83018205 r8:8578d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1344.190928][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.191052][ T32] r5:00001000 r4:eac73000 [ 1344.191099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.191207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.191305][ T32] r5:8575e78c r4:8575e400 [ 1344.191382][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.191492][ T32] r7:ddde2d80 r6:83018200 r5:8575e78c r4:8566e300 [ 1344.191573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.191686][ T32] r10:61c88647 r9:8578d400 r8:8566e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.191743][ T32] r4:8566e300 [ 1344.191787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.191919][ T32] r10:00000000 r9:8566e300 r8:80287e08 r7:ebc69e60 r6:8566e380 r5:8578d400 [ 1344.192053][ T32] r4:00000001 [ 1344.192111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.192269][ T32] Exception stack(0xebb79fb0 to 0xebb79ff8) [ 1344.192372][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.192513][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.192590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.192714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.192777][ T32] r4:85676200 [ 1344.194241][ T32] INFO: task kworker/1:801:5558 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.210881][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.211173][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.211305][ T32] Call trace: [ 1344.211450][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.211581][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.211636][ T32] r4:00000000 [ 1344.211678][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.211767][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.211831][ T32] 9d20: b9ab9000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.211891][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.211944][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.211993][ T32] r5:80070113 r4:80239bb0 [ 1344.212049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.212153][ T32] r4:82ac21e4 [ 1344.212207][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.212322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.212382][ T32] r4:eaf29dc0 [ 1344.212433][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.212547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.212605][ T32] r4:00000000 [ 1344.212654][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.212795][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.212884][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.212988][ T32] r5:00001000 r4:dfd17000 [ 1344.213050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.213141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.213268][ T32] r5:852bd78c r4:852bd400 [ 1344.213425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.213544][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.213593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.213731][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.213798][ T32] r4:8530ac00 [ 1344.213877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.214039][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.214143][ T32] r4:00000001 [ 1344.218704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.219024][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.219111][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.219225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.219312][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.219396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.219499][ T32] r4:852cfa40 [ 1344.219571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.219670][ T32] INFO: task kworker/0:410:5560 blocked for more than 470 seconds. [ 1344.219758][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.219819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.219882][ T32] task:kworker/0:410 state:D stack:0 pid:5560 tgid:5560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.220084][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.220187][ T32] Call trace: [ 1344.220248][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.220372][ T32] r10:8291a684 r9:ebc89d84 r8:00000002 r7:60000113 r6:ebc89d8c r5:8578b000 [ 1344.220470][ T32] r4:8578b000 [ 1344.220515][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.220641][ T32] r5:8578b000 r4:8291a680 [ 1344.220688][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.220817][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.220923][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc89e08 [ 1344.220975][ T32] r4:00000000 [ 1344.221057][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.221144][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.221301][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.221414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671280 [ 1344.221475][ T32] r4:00000000 [ 1344.221533][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.221653][ T32] r9:83018005 r8:8578b000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1344.221709][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.221816][ T32] r5:00001000 r4:eb0a5000 [ 1344.221869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.222001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.222160][ T32] r5:856d9f8c r4:856d9c00 [ 1344.222220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.222339][ T32] r7:dddced80 r6:83018000 r5:856d9f8c r4:8566f580 [ 1344.222413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.222523][ T32] r10:61c88647 r9:8578b000 r8:8566f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.222611][ T32] r4:8566f580 [ 1344.222682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.222860][ T32] r10:00000000 r9:8566f580 r8:80287e08 r7:ebc25e60 r6:8566e400 r5:8578b000 [ 1344.222917][ T32] r4:00000001 [ 1344.222961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.223048][ T32] Exception stack(0xebc89fb0 to 0xebc89ff8) [ 1344.223108][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.223173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.223230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.223333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.223387][ T32] r4:845ee7c0 [ 1344.251825][ T32] INFO: task kworker/0:410:5560 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.252120][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.252304][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.252464][ T32] Call trace: [ 1344.252556][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.252723][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.252947][ T32] r4:00000000 [ 1344.253045][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.253301][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.253401][ T32] 9d20: b9d4e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.253485][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.253559][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.253629][ T32] r5:80070113 r4:80239bb0 [ 1344.253683][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.253786][ T32] r4:82ac21e4 [ 1344.253859][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.253962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.254129][ T32] r4:eaf29dc0 [ 1344.265187][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.265540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.265610][ T32] r4:00000000 [ 1344.265736][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.266059][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.266138][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.266257][ T32] r5:00001000 r4:dfd17000 [ 1344.266313][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.266453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.266578][ T32] r5:852bd78c r4:852bd400 [ 1344.266635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.266786][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.266895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.267032][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.267107][ T32] r4:8530ac00 [ 1344.267166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.267305][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.267462][ T32] r4:00000001 [ 1344.267535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.267687][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.267913][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.268262][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.268353][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.268438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.268583][ T32] r4:852cfa40 [ 1344.268776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.269330][ T32] INFO: task kworker/0:411:5562 blocked for more than 470 seconds. [ 1344.269423][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.269484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.269645][ T32] task:kworker/0:411 state:D stack:0 pid:5562 tgid:5562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.269893][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.270021][ T32] Call trace: [ 1344.270135][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.270525][ T32] r10:8291a684 r9:ebc8dd84 r8:00000002 r7:60000113 r6:ebc8dd8c r5:8578bc00 [ 1344.270601][ T32] r4:8578bc00 [ 1344.270661][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.270898][ T32] r5:8578bc00 r4:8291a680 [ 1344.270975][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.271082][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.271193][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc8de08 [ 1344.271364][ T32] r4:00000000 [ 1344.271480][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.271606][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.271731][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.271846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671040 [ 1344.272001][ T32] r4:00000000 [ 1344.272053][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.272231][ T32] r9:83018005 r8:8578bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1344.272361][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.272473][ T32] r5:00001000 r4:eae2f000 [ 1344.272650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.272762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.272870][ T32] r5:856d9b8c r4:856d9800 [ 1344.273004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.273165][ T32] r7:dddced80 r6:83018000 r5:856d9b8c r4:8566f600 [ 1344.273231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.273340][ T32] r10:61c88647 r9:8578bc00 r8:8566f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.273390][ T32] r4:8566f600 [ 1344.273431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.273568][ T32] r10:00000000 r9:8566f600 r8:80287e08 r7:ebc89e60 r6:8566e480 r5:8578bc00 [ 1344.273627][ T32] r4:00000001 [ 1344.273672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.273763][ T32] Exception stack(0xebc8dfb0 to 0xebc8dff8) [ 1344.273836][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.273914][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.273976][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.274051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.274203][ T32] r4:845ee7c0 [ 1344.304327][ T32] INFO: task kworker/0:411:5562 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.315273][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.315523][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.315701][ T32] Call trace: [ 1344.315799][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.315936][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.316005][ T32] r4:00000000 [ 1344.316066][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.316163][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.316237][ T32] 9d20: ba3a6000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.316314][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.316406][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.316482][ T32] r5:80070113 r4:80239bb0 [ 1344.316537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.316684][ T32] r4:82ac21e4 [ 1344.316784][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.316893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.316969][ T32] r4:eaf29dc0 [ 1344.317037][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.317151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.317235][ T32] r4:00000000 [ 1344.317329][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.317443][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.317569][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.317671][ T32] r5:00001000 r4:dfd17000 [ 1344.317769][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.317868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.317963][ T32] r5:852bd78c r4:852bd400 [ 1344.318048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.318176][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.318248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.318367][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.318423][ T32] r4:8530ac00 [ 1344.318473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.318582][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.318639][ T32] r4:00000001 [ 1344.318684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.318823][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.318894][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.318955][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.319022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.319088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.319170][ T32] r4:852cfa40 [ 1344.319233][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.319299][ T32] INFO: task kworker/1:802:5563 blocked for more than 470 seconds. [ 1344.319449][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.319517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.319566][ T32] task:kworker/1:802 state:D stack:0 pid:5563 tgid:5563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.319670][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.319763][ T32] Call trace: [ 1344.319837][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.319951][ T32] r10:8291a684 r9:ebc75d84 r8:00000002 r7:60000113 r6:ebc75d8c r5:84b9ec00 [ 1344.320077][ T32] r4:84b9ec00 [ 1344.320164][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.320272][ T32] r5:84b9ec00 r4:8291a680 [ 1344.320331][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.320458][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.320571][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc75e08 [ 1344.320628][ T32] r4:00000000 [ 1344.320676][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.320775][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.320871][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.320984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676dc0 [ 1344.321053][ T32] r4:00000000 [ 1344.321101][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.321235][ T32] r9:83018205 r8:84b9ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1344.321379][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.321505][ T32] r5:00001000 r4:eb2fb000 [ 1344.321556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.321675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.321834][ T32] r5:8575ef8c r4:8575ec00 [ 1344.321892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.322050][ T32] r7:ddde2d80 r6:83018200 r5:8575ef8c r4:8566e500 [ 1344.322188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.322317][ T32] r10:61c88647 r9:84b9ec00 r8:8566e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.322371][ T32] r4:8566e500 [ 1344.322414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.322516][ T32] r10:00000000 r9:8566e500 r8:80287e08 r7:ebc69e60 r6:8566f680 r5:84b9ec00 [ 1344.322572][ T32] r4:00000001 [ 1344.322638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.322731][ T32] Exception stack(0xebc75fb0 to 0xebc75ff8) [ 1344.322836][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.322909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.322978][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.323060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.323115][ T32] r4:85676680 [ 1344.345343][ T32] INFO: task kworker/1:802:5563 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.345577][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.345730][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.345882][ T32] Call trace: [ 1344.345948][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.346075][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.346127][ T32] r4:00000000 [ 1344.346190][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.346279][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.346357][ T32] 9d20: ba4ed000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.346451][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.346543][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.346602][ T32] r5:80070113 r4:80239bb0 [ 1344.346649][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.346795][ T32] r4:82ac21e4 [ 1344.346863][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.346979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.347051][ T32] r4:eaf29dc0 [ 1344.347103][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.347220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.347278][ T32] r4:00000000 [ 1344.347332][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.347472][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.347539][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.347644][ T32] r5:00001000 r4:dfd17000 [ 1344.347699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.347822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.347982][ T32] r5:852bd78c r4:852bd400 [ 1344.348081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.348208][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.348292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.348408][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.348484][ T32] r4:8530ac00 [ 1344.348657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.349005][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.349094][ T32] r4:00000001 [ 1344.349144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.349230][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.349285][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.349339][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.349389][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.349480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.349535][ T32] r4:852cfa40 [ 1344.349586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.349670][ T32] INFO: task kworker/0:412:5566 blocked for more than 470 seconds. [ 1344.349743][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.349805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.349852][ T32] task:kworker/0:412 state:D stack:0 pid:5566 tgid:5566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.349950][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.350045][ T32] Call trace: [ 1344.350114][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.350215][ T32] r10:8291a684 r9:ebc85d84 r8:00000002 r7:60000113 r6:ebc85d8c r5:84b9b000 [ 1344.350264][ T32] r4:84b9b000 [ 1344.350393][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.350554][ T32] r5:84b9b000 r4:8291a680 [ 1344.350625][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.350773][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.350884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc85e08 [ 1344.350933][ T32] r4:00000000 [ 1344.350977][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.351068][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.351144][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.351241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af040 [ 1344.351311][ T32] r4:00000000 [ 1344.351360][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.351454][ T32] r9:83018005 r8:84b9b000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1344.351505][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.351595][ T32] r5:00001000 r4:eb98b000 [ 1344.351639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.351724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.351821][ T32] r5:856da38c r4:856da000 [ 1344.351865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.351970][ T32] r7:dddced80 r6:83018000 r5:856da38c r4:8566f700 [ 1344.352039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.352158][ T32] r10:61c88647 r9:84b9b000 r8:8566f72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.352216][ T32] r4:8566f700 [ 1344.352263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.352361][ T32] r10:00000000 r9:8566f700 r8:80287e08 r7:ebc89e60 r6:8566f780 r5:84b9b000 [ 1344.352407][ T32] r4:00000001 [ 1344.352448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.352523][ T32] Exception stack(0xebc85fb0 to 0xebc85ff8) [ 1344.352581][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.352671][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.352776][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.352854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1344.375132][ T32] INFO: task kworker/0:412:5566 is blocked on a mutex likely owned by task kworker/1:426:4465. ** 5 printk messages dropped ** [ 1344.375914][ T32] r4:00000000 [ 1344.375971][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.376093][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.376166][ T32] 9d20: ba67b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.376228][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.376319][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.376398][ T32] r5:80070113 r4:80239bb0 [ 1344.376450][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.376547][ T32] r4:82ac21e4 [ 1344.376615][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.376725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.376787][ T32] r4:eaf29dc0 [ 1344.376857][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.376977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.377064][ T32] r4:00000000 [ 1344.377151][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.377295][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.377367][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.377475][ T32] r5:00001000 r4:dfd17000 [ 1344.377526][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.377624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.377731][ T32] r5:852bd78c r4:852bd400 [ 1344.377786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.377902][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.377954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.378068][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.378137][ T32] r4:8530ac00 [ 1344.378185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.378280][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.378325][ T32] r4:00000001 [ 1344.378381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.378496][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.378561][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.378623][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.378679][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.378804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.378858][ T32] r4:852cfa40 [ 1344.378911][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.378980][ T32] INFO: task kworker/0:413:5567 blocked for more than 470 seconds. [ 1344.379087][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.379174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.379232][ T32] task:kworker/0:413 state:D stack:0 pid:5567 tgid:5567 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.379331][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.379414][ T32] Call trace: [ 1344.379475][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.379567][ T32] r10:8291a684 r9:ebc91d84 r8:00000002 r7:60000113 r6:ebc91d8c r5:8478d400 [ 1344.379614][ T32] r4:8478d400 [ 1344.379670][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.379757][ T32] r5:8478d400 r4:8291a680 [ 1344.379811][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.379901][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.380005][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc91e08 [ 1344.380109][ T32] r4:00000000 [ 1344.380163][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.380237][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.380308][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.380393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671f80 [ 1344.380465][ T32] r4:00000000 [ 1344.380516][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.380606][ T32] r9:83018005 r8:8478d400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1344.380651][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.380753][ T32] r5:00001000 r4:eb977000 [ 1344.380799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.380887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.381009][ T32] r5:8576338c r4:85763000 [ 1344.381065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.381155][ T32] r7:dddced80 r6:83018000 r5:8576338c r4:8566f800 [ 1344.381198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.381309][ T32] r10:61c88647 r9:8478d400 r8:8566f82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.381386][ T32] r4:8566f800 [ 1344.381430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.381528][ T32] r10:00000000 r9:8566f800 r8:80287e08 r7:ebc85e60 r6:8566f880 r5:8478d400 [ 1344.381581][ T32] r4:00000001 [ 1344.381624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.381700][ T32] Exception stack(0xebc91fb0 to 0xebc91ff8) ** 2 printk messages dropped ** [ 1344.381920][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.384197][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 ** 8 printk messages dropped ** [ 1344.419055][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1344.419386][ T32] r4:eaf29dc0 ** 6 printk messages dropped ** [ 1344.419932][ T32] r5:00001000 r4:dfd17000 ** 4 printk messages dropped ** [ 1344.420334][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 4 printk messages dropped ** [ 1344.420746][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 7 printk messages dropped ** [ 1344.421448][ T32] r4:852cfa40 ** 5 printk messages dropped ** [ 1344.421929][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.422474][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1344.423500][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.423842][ T32] r5:8575f38c r4:8575f000 [ 1344.423889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.424002][ T32] r7:ddde2d80 r6:83018200 r5:8575f38c r4:8566e580 [ 1344.424057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.445251][ T32] r10:61c88647 r9:849b8c00 r8:8566e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.445450][ T32] r4:8566e580 [ 1344.445512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.445667][ T32] r10:00000000 r9:8566e580 r8:80287e08 r7:ebc75e60 r6:8566f900 r5:849b8c00 [ 1344.445719][ T32] r4:00000001 [ 1344.445771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.445911][ T32] Exception stack(0xebc9dfb0 to 0xebc9dff8) [ 1344.446015][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.446092][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.446252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.446380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.446440][ T32] r4:85676c40 [ 1344.447775][ T32] INFO: task kworker/1:803:5571 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.447867][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.448066][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.448189][ T32] Call trace: [ 1344.448274][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.448392][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.448443][ T32] r4:00000000 [ 1344.448505][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.448635][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.448725][ T32] 9d20: bad54000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.448807][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.448902][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.448967][ T32] r5:80070113 r4:80239bb0 [ 1344.449010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.449113][ T32] r4:82ac21e4 [ 1344.449156][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.449295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.449352][ T32] r4:eaf29dc0 [ 1344.449398][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.449500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.449554][ T32] r4:00000000 [ 1344.449600][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.449741][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.449800][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.449934][ T32] r5:00001000 r4:dfd17000 [ 1344.449981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.450063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.450155][ T32] r5:852bd78c r4:852bd400 [ 1344.450199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.450300][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.450347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.450443][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.450490][ T32] r4:8530ac00 [ 1344.450534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.450671][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.450771][ T32] r4:00000001 [ 1344.450829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.450913][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.451011][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.451082][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.451129][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.451232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.451264][ T32] r4:852cfa40 [ 1344.451289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.451324][ T32] INFO: task kworker/1:804:5572 blocked for more than 470 seconds. [ 1344.451662][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.451696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.451719][ T32] task:kworker/1:804 state:D stack:0 pid:5572 tgid:5572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.451780][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.451826][ T32] Call trace: [ 1344.451858][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.451913][ T32] r10:8291a684 r9:ebca1d84 r8:00000002 r7:60000113 r6:ebca1d8c r5:849b9800 [ 1344.452379][ T32] r4:849b9800 [ 1344.452429][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.452516][ T32] r5:849b9800 r4:8291a680 [ 1344.452563][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.452612][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.452660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca1e08 [ 1344.452719][ T32] r4:00000000 [ 1344.452844][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.452931][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.453074][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1344.453150][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.453530][ T32] r5:00001000 r4:eb4cf000 ** 2 printk messages dropped ** [ 1344.453785][ T32] r5:8575f78c r4:8575f400 [ 1344.453833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.453943][ T32] r7:ddde2d80 r6:83018200 r5:8575f78c r4:8566e600 [ 1344.453991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.454103][ T32] r10:61c88647 r9:849b9800 r8:8566e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.454238][ T32] r4:8566e600 [ 1344.470256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.470365][ T32] r10:00000000 r9:8566e600 r8:80287e08 r7:ebc9de60 r6:8566f980 r5:849b9800 ** 3 printk messages dropped ** [ 1344.470821][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1344.471004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.471060][ T32] r4:85676d80 [ 1344.472197][ T32] INFO: task kworker/1:804:5572 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.472251][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.472408][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.472743][ T32] Call trace: [ 1344.472789][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.473492][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.473607][ T32] r4:00000000 [ 1344.473672][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.473795][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.473875][ T32] 9d20: bad54000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.473952][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.474022][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.474124][ T32] r5:80070113 r4:80239bb0 [ 1344.496490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.496678][ T32] r4:82ac21e4 [ 1344.496752][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.496875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.496978][ T32] r4:eaf29dc0 [ 1344.497043][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.497163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.497230][ T32] r4:00000000 [ 1344.497282][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.497470][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.497553][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.497674][ T32] r5:00001000 r4:dfd17000 [ 1344.497760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.497913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.498114][ T32] r5:852bd78c r4:852bd400 [ 1344.498222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.498363][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.498426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.498554][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.498679][ T32] r4:8530ac00 [ 1344.498795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.498968][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.499036][ T32] r4:00000001 [ 1344.499093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.499193][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.499274][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.499351][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.499465][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.499556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.499619][ T32] r4:852cfa40 [ 1344.499684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.499793][ T32] INFO: task kworker/1:805:5574 blocked for more than 471 seconds. [ 1344.499879][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.499946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.500010][ T32] task:kworker/1:805 state:D stack:0 pid:5574 tgid:5574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.500174][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.500331][ T32] Call trace: [ 1344.500419][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.500550][ T32] r10:8291a684 r9:ebca5d84 r8:00000002 r7:60000113 r6:ebca5d8c r5:849ba400 ** 5 printk messages dropped ** [ 1344.501122][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca5e08 ** 12 printk messages dropped ** [ 1344.502475][ T32] r5:85760f8c r4:85760c00 [ 1344.502526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.502989][ T32] r4:8566e680 ** 8 printk messages dropped ** [ 1344.503856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1344.537937][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1344.538178][ T32] r4:eaf29dc0 ** 6 printk messages dropped ** [ 1344.538774][ T32] r5:00001000 r4:dfd17000 ** 4 printk messages dropped ** [ 1344.539289][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 7 printk messages dropped ** [ 1344.540067][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 4 printk messages dropped ** [ 1344.540595][ T32] r4:852cfa40 ** 5 printk messages dropped ** [ 1344.541204][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.542001][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.542256][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcade08 [ 1344.542326][ T32] r4:00000000 [ 1344.542382][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.542473][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.542553][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.542662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666040 [ 1344.542806][ T32] r4:00000000 [ 1344.542884][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.543006][ T32] r9:83018205 r8:849bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1344.543070][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.543231][ T32] r5:00001000 r4:eb50b000 [ 1344.543300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.543408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.543518][ T32] r5:8575fb8c r4:8575f800 [ 1344.543570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.543681][ T32] r7:ddde2d80 r6:83018200 r5:8575fb8c r4:8566e700 [ 1344.543737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.544037][ T32] r10:61c88647 r9:849bbc00 r8:8566e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.544116][ T32] r4:8566e700 [ 1344.569415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.569728][ T32] r10:00000000 r9:8566e700 r8:80287e08 r7:ebca5e60 r6:8566fa80 r5:849bbc00 [ 1344.569816][ T32] r4:00000001 [ 1344.569865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.569950][ T32] Exception stack(0xebcadfb0 to 0xebcadff8) [ 1344.570031][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.570102][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.570165][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.570244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.570300][ T32] r4:85666000 [ 1344.571688][ T32] INFO: task kworker/1:806:5576 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.571807][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.571976][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.572100][ T32] Call trace: [ 1344.572217][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.572357][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.572505][ T32] r4:00000000 [ 1344.572563][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.572662][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.572733][ T32] 9d20: bb459000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.572847][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.572927][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.573008][ T32] r5:80070113 r4:80239bb0 [ 1344.573107][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.573223][ T32] r4:82ac21e4 [ 1344.573283][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.573379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.573443][ T32] r4:eaf29dc0 [ 1344.573497][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.573640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.573692][ T32] r4:00000000 [ 1344.573775][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.573906][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.573994][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.574111][ T32] r5:00001000 r4:dfd17000 [ 1344.574153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.574302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.595279][ T32] r5:852bd78c r4:852bd400 [ 1344.595379][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.595535][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.595583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.595688][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.595764][ T32] r4:8530ac00 [ 1344.595821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.595985][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.596042][ T32] r4:00000001 [ 1344.596084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.596203][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.596294][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.596375][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.596449][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.596529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.596595][ T32] r4:852cfa40 [ 1344.596693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.596761][ T32] INFO: task kworker/1:807:5578 blocked for more than 471 seconds. [ 1344.596858][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.596910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.596968][ T32] task:kworker/1:807 state:D stack:0 pid:5578 tgid:5578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.597156][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.597248][ T32] Call trace: [ 1344.597325][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.597450][ T32] r10:8291a684 r9:ebcb5d84 r8:00000002 r7:60000113 r6:ebcb5d8c r5:849bb000 [ 1344.597571][ T32] r4:849bb000 [ 1344.597684][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.597864][ T32] r5:849bb000 r4:8291a680 [ 1344.597916][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.598019][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.598122][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb5e08 ** 7 printk messages dropped ** [ 1344.599002][ T32] r9:83018205 r8:849bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 1344.599408][ T32] r5:8575ff8c r4:8575fc00 [ 1344.599447][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.599579][ T32] r7:ddde2d80 r6:83018200 r5:8575ff8c r4:8566e780 [ 1344.599633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.599810][ T32] r10:61c88647 r9:849bb000 r8:8566e7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.599881][ T32] r4:8566e780 [ 1344.599984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.600117][ T32] r10:00000000 r9:8566e780 r8:80287e08 r7:ebca5e60 r6:8566fb00 r5:849bb000 [ 1344.600175][ T32] r4:00000001 [ 1344.600226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.600324][ T32] Exception stack(0xebcb5fb0 to 0xebcb5ff8) [ 1344.600402][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.600473][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.600541][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.600657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.600728][ T32] r4:85666000 [ 1344.602124][ T32] INFO: task kworker/1:807:5578 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.602228][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.602430][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.602584][ T32] Call trace: [ 1344.602798][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.602921][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.602969][ T32] r4:00000000 [ 1344.603045][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.603153][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.603231][ T32] 9d20: bb58e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.603301][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.603366][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.603435][ T32] r5:80070113 r4:80239bb0 [ 1344.603488][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.603643][ T32] r4:82ac21e4 [ 1344.603705][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.603828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.603897][ T32] r4:eaf29dc0 [ 1344.603984][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.604232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.635333][ T32] r4:00000000 [ 1344.635534][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.635761][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.635903][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.636039][ T32] r5:00001000 r4:dfd17000 [ 1344.636097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.636214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.636375][ T32] r5:852bd78c r4:852bd400 [ 1344.636435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.636547][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.636595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.636736][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.636790][ T32] r4:8530ac00 [ 1344.636824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.636955][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.637025][ T32] r4:00000001 [ 1344.637130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.637247][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.637365][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.637488][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.637574][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.637657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.637726][ T32] r4:852cfa40 [ 1344.637803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.637904][ T32] INFO: task kworker/1:808:5580 blocked for more than 471 seconds. [ 1344.637993][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.638062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.638150][ T32] task:kworker/1:808 state:D stack:0 pid:5580 tgid:5580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.638293][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.638427][ T32] Call trace: [ 1344.638517][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.638727][ T32] r10:8291a684 r9:ebcbdd84 r8:00000002 r7:60000113 r6:ebcbdd8c r5:849bc800 [ 1344.638826][ T32] r4:849bc800 [ 1344.638912][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.639028][ T32] r5:849bc800 r4:8291a680 [ 1344.639080][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.639180][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.639324][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcbde08 [ 1344.639389][ T32] r4:00000000 [ 1344.639479][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.639582][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.639680][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.639814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666480 [ 1344.639967][ T32] r4:00000000 [ 1344.640048][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.640187][ T32] r9:83018205 r8:849bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1344.640272][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.640511][ T32] r5:00001000 r4:eb587000 [ 1344.640587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.640923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.641052][ T32] r5:8576038c r4:85760000 [ 1344.641225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.641352][ T32] r7:ddde2d80 r6:83018200 r5:8576038c r4:8566e800 [ 1344.641410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.641527][ T32] r10:61c88647 r9:849bc800 r8:8566e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.641668][ T32] r4:8566e800 [ 1344.641751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.641923][ T32] r10:00000000 r9:8566e800 r8:80287e08 r7:ebca5e60 r6:8566fb80 r5:849bc800 [ 1344.641993][ T32] r4:00000001 [ 1344.642048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.642138][ T32] Exception stack(0xebcbdfb0 to 0xebcbdff8) [ 1344.642212][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.642283][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.642355][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.642431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.642561][ T32] r4:85666240 [ 1344.644020][ T32] INFO: task kworker/1:808:5580 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.644148][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.668975][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.669162][ T32] Call trace: [ 1344.669323][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.669490][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.669596][ T32] r4:00000000 [ 1344.669724][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.669895][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.669983][ T32] 9d20: bbb7a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.670098][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.670238][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.670348][ T32] r5:80070113 r4:80239bb0 [ 1344.670452][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.670574][ T32] r4:82ac21e4 [ 1344.670634][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.670789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.670863][ T32] r4:eaf29dc0 [ 1344.670909][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.671157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.671231][ T32] r4:00000000 [ 1344.671284][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.671409][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.671605][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.671748][ T32] r5:00001000 r4:dfd17000 [ 1344.671817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.671965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.672118][ T32] r5:852bd78c r4:852bd400 [ 1344.672188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.672322][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.672385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.672530][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.672613][ T32] r4:8530ac00 [ 1344.672685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.672860][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.672968][ T32] r4:00000001 [ 1344.673038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.673175][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.673265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.673345][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.673460][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.673582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.673646][ T32] r4:852cfa40 [ 1344.673743][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.673823][ T32] INFO: task kworker/1:809:5582 blocked for more than 471 seconds. [ 1344.673942][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.674027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.674095][ T32] task:kworker/1:809 state:D stack:0 pid:5582 tgid:5582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.695075][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.695327][ T32] Call trace: [ 1344.695419][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.695556][ T32] r10:8291a684 r9:ebcc5d84 r8:00000002 r7:60000113 r6:ebcc5d8c r5:849bd400 [ 1344.695621][ T32] r4:849bd400 [ 1344.695703][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.695850][ T32] r5:849bd400 r4:8291a680 [ 1344.695910][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.696019][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.696133][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc5e08 [ 1344.696196][ T32] r4:00000000 [ 1344.696249][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.696438][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.696555][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.696674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666580 [ 1344.696736][ T32] r4:00000000 [ 1344.696840][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.696995][ T32] r9:83018205 r8:849bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.697070][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.697197][ T32] r5:00001000 r4:eb743000 [ 1344.697255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.697375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.697523][ T32] r5:8576078c r4:85760400 [ 1344.697591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.697710][ T32] r7:ddde2d80 r6:83018200 r5:8576078c r4:8566e880 [ 1344.697839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.697972][ T32] r10:61c88647 r9:849bd400 r8:8566e8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.698039][ T32] r4:8566e880 [ 1344.698134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.698267][ T32] r10:00000000 r9:8566e880 r8:80287e08 r7:ebca5e60 r6:8566fc00 r5:849bd400 [ 1344.698330][ T32] r4:00000001 [ 1344.698379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.698545][ T32] Exception stack(0xebcc5fb0 to 0xebcc5ff8) [ 1344.698641][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.698768][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.698889][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.699021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.699090][ T32] r4:85666280 [ 1344.700468][ T32] INFO: task kworker/1:809:5582 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.700568][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.700827][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.701067][ T32] Call trace: [ 1344.701157][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.701286][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.701341][ T32] r4:00000000 [ 1344.701434][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.701546][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.701621][ T32] 9d20: bbc87000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.701694][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.701778][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.701847][ T32] r5:80070113 r4:80239bb0 [ 1344.701906][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.702026][ T32] r4:82ac21e4 [ 1344.702113][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.702233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.702298][ T32] r4:eaf29dc0 [ 1344.702374][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.702494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.702581][ T32] r4:00000000 [ 1344.702692][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.702854][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.702981][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.703100][ T32] r5:00001000 r4:dfd17000 [ 1344.703157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.703258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.703364][ T32] r5:852bd78c r4:852bd400 [ 1344.703418][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.703569][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.703628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.703812][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.703885][ T32] r4:8530ac00 [ 1344.703970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.704111][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.743027][ T32] r4:00000001 [ 1344.743221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.743360][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.743440][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.743538][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.743632][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.743716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.743818][ T32] r4:852cfa40 [ 1344.743913][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.744015][ T32] INFO: task kworker/1:810:5584 blocked for more than 471 seconds. [ 1344.744101][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.745044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.745172][ T32] task:kworker/1:810 state:D stack:0 pid:5584 tgid:5584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.745363][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.745511][ T32] Call trace: [ 1344.745623][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.745754][ T32] r10:8291a684 r9:ebc99d84 r8:00000002 r7:60000113 r6:ebc99d8c r5:85791800 [ 1344.745814][ T32] r4:85791800 [ 1344.745872][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.745978][ T32] r5:85791800 r4:8291a680 [ 1344.746039][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.746159][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.746298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc99e08 [ 1344.746359][ T32] r4:00000000 [ 1344.746433][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.746508][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.746607][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.746697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856666c0 [ 1344.746774][ T32] r4:00000000 [ 1344.746824][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.746918][ T32] r9:83018205 r8:85791800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1344.746960][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.747065][ T32] r5:00001000 r4:eb777000 [ 1344.747112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.747275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.747401][ T32] r5:85760b8c r4:85760800 [ 1344.747448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.747564][ T32] r7:ddde2d80 r6:83018200 r5:85760b8c r4:8566e900 [ 1344.747638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.747753][ T32] r10:61c88647 r9:85791800 r8:8566e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.747816][ T32] r4:8566e900 [ 1344.747882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.748023][ T32] r10:00000000 r9:8566e900 r8:80287e08 r7:ebca5e60 r6:8566e980 r5:85791800 [ 1344.748110][ T32] r4:00000001 [ 1344.748245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.748360][ T32] Exception stack(0xebc99fb0 to 0xebc99ff8) [ 1344.748437][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.748514][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.748589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.748693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.748766][ T32] r4:85666380 [ 1344.750150][ T32] INFO: task kworker/1:810:5584 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.750246][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.750406][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.750524][ T32] Call trace: [ 1344.750603][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.750737][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.750846][ T32] r4:00000000 [ 1344.750904][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.751094][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.751182][ T32] 9d20: bc70d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.751265][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.751330][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.751416][ T32] r5:80070113 r4:80239bb0 [ 1344.751515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.751634][ T32] r4:82ac21e4 [ 1344.751689][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.751865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.751939][ T32] r4:eaf29dc0 [ 1344.752002][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.752169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.752247][ T32] r4:00000000 [ 1344.752301][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.752437][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.752509][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.752614][ T32] r5:00001000 r4:dfd17000 [ 1344.752696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.752835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.752953][ T32] r5:852bd78c r4:852bd400 [ 1344.753024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.753147][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.753208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.753323][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.753462][ T32] r4:8530ac00 [ 1344.753527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.753737][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.753823][ T32] r4:00000001 [ 1344.753889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.753992][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.754078][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.780153][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.780360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.780456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.780555][ T32] r4:852cfa40 [ 1344.780640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.780729][ T32] INFO: task kworker/1:811:5588 blocked for more than 471 seconds. [ 1344.780814][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.780882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.780940][ T32] task:kworker/1:811 state:D stack:0 pid:5588 tgid:5588 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.781089][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.781229][ T32] Call trace: [ 1344.781315][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.781448][ T32] r10:8291a684 r9:ebcc9d84 r8:00000002 r7:60000113 r6:ebcc9d8c r5:85792400 [ 1344.781513][ T32] r4:85792400 [ 1344.781564][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.781676][ T32] r5:85792400 r4:8291a680 [ 1344.781731][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.781861][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.782104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc9e08 [ 1344.782178][ T32] r4:00000000 [ 1344.782238][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.782338][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.782444][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.782605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666940 [ 1344.782681][ T32] r4:00000000 [ 1344.782771][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.782914][ T32] r9:83018205 r8:85792400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1344.783011][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.783166][ T32] r5:00001000 r4:eb871000 [ 1344.783251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.783394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.783540][ T32] r5:8576138c r4:85761000 [ 1344.783605][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.783790][ T32] r7:ddde2d80 r6:83018200 r5:8576138c r4:8566ea00 [ 1344.783862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.783986][ T32] r10:61c88647 r9:85792400 r8:8566ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.784057][ T32] r4:8566ea00 [ 1344.784142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.799220][ T32] r10:00000000 r9:8566ea00 r8:80287e08 r7:ebca5e60 r6:8566ea80 r5:85792400 [ 1344.799319][ T32] r4:00000001 [ 1344.799372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.799525][ T32] Exception stack(0xebcc9fb0 to 0xebcc9ff8) [ 1344.799639][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.799730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.799813][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.799915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.800032][ T32] r4:85666680 [ 1344.801422][ T32] INFO: task kworker/1:811:5588 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.801542][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.801749][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.801874][ T32] Call trace: [ 1344.802019][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.802157][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.802229][ T32] r4:00000000 [ 1344.802307][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.802421][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.802495][ T32] 9d20: bcc34000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.802590][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.802667][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.802736][ T32] r5:80070113 r4:80239bb0 [ 1344.802838][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.802948][ T32] r4:82ac21e4 [ 1344.803013][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.803128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.803190][ T32] r4:eaf29dc0 [ 1344.803269][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.803392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.803450][ T32] r4:00000000 [ 1344.803529][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.803656][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.803723][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.803870][ T32] r5:00001000 r4:dfd17000 [ 1344.803933][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.804047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.829205][ T32] r5:852bd78c r4:852bd400 [ 1344.829409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.829664][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.829754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.829901][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.829961][ T32] r4:8530ac00 [ 1344.830026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.830149][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.830234][ T32] r4:00000001 [ 1344.830305][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.830427][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.830502][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.830576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.830664][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.830735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.830871][ T32] r4:852cfa40 [ 1344.830942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.831029][ T32] INFO: task kworker/1:812:5590 blocked for more than 471 seconds. [ 1344.831126][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.831197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.831280][ T32] task:kworker/1:812 state:D stack:0 pid:5590 tgid:5590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.831441][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.831556][ T32] Call trace: [ 1344.831707][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.831862][ T32] r10:8291a684 r9:ebcd1d84 r8:00000002 r7:60000113 r6:ebcd1d8c r5:85793000 [ 1344.831953][ T32] r4:85793000 [ 1344.832035][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.832176][ T32] r5:85793000 r4:8291a680 [ 1344.832268][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.832375][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.832488][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd1e08 [ 1344.832555][ T32] r4:00000000 [ 1344.832602][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.832676][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.832793][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.832906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666a80 [ 1344.832959][ T32] r4:00000000 [ 1344.833043][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.833146][ T32] r9:83018205 r8:85793000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1344.833201][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.833309][ T32] r5:00001000 r4:eb891000 [ 1344.833367][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.833496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.833647][ T32] r5:8576178c r4:85761400 [ 1344.833708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.833825][ T32] r7:ddde2d80 r6:83018200 r5:8576178c r4:8566eb00 [ 1344.833882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.834009][ T32] r10:61c88647 r9:85793000 r8:8566eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.834069][ T32] r4:8566eb00 [ 1344.834113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.851068][ T32] r10:00000000 r9:8566eb00 r8:80287e08 r7:ebcc9e60 r6:8566eb80 r5:85793000 [ 1344.851196][ T32] r4:00000001 [ 1344.851284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.851428][ T32] Exception stack(0xebcd1fb0 to 0xebcd1ff8) [ 1344.851510][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.851582][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.851680][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.851760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.851826][ T32] r4:856667c0 [ 1344.853213][ T32] INFO: task kworker/1:812:5590 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.853329][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.853587][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.853724][ T32] Call trace: [ 1344.853871][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.854016][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.854085][ T32] r4:00000000 [ 1344.854143][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.858954][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.859102][ T32] 9d20: bcf85000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.859212][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.859313][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.859399][ T32] r5:80070113 r4:80239bb0 [ 1344.859463][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.859609][ T32] r4:82ac21e4 [ 1344.859689][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.859819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.859901][ T32] r4:eaf29dc0 [ 1344.859982][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.860150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.860224][ T32] r4:00000000 [ 1344.860284][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.860413][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.860502][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.860624][ T32] r5:00001000 r4:dfd17000 [ 1344.860674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.860778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.860883][ T32] r5:852bd78c r4:852bd400 [ 1344.860936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.861046][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.861092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.861236][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.861304][ T32] r4:8530ac00 [ 1344.861361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.861480][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.861541][ T32] r4:00000001 [ 1344.861589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.861721][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.861803][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.861904][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.862011][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.862092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.862159][ T32] r4:852cfa40 [ 1344.862226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.862307][ T32] INFO: task kworker/1:813:5591 blocked for more than 471 seconds. [ 1344.862392][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.862486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.862553][ T32] task:kworker/1:813 state:D stack:0 pid:5591 tgid:5591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.862723][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.862914][ T32] Call trace: [ 1344.863061][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.863196][ T32] r10:8291a684 r9:ebcd5d84 r8:00000002 r7:60000013 r6:ebcd5d8c r5:85793c00 [ 1344.863292][ T32] r4:85793c00 [ 1344.863364][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.863463][ T32] r5:85793c00 r4:8291a680 [ 1344.863530][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.863684][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.863840][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd5e08 [ 1344.863912][ T32] r4:00000000 [ 1344.863966][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.864073][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.890061][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.890422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666c80 [ 1344.890531][ T32] r4:00000000 [ 1344.890613][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.890779][ T32] r9:83018205 r8:85793c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1344.890884][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.891019][ T32] r5:00001000 r4:eb8af000 [ 1344.891078][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.891195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.891344][ T32] r5:85761b8c r4:85761800 [ 1344.891420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.891543][ T32] r7:ddde2d80 r6:83018200 r5:85761b8c r4:8566ec00 [ 1344.891618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.891738][ T32] r10:61c88647 r9:85793c00 r8:8566ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.891804][ T32] r4:8566ec00 [ 1344.891873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.892017][ T32] r10:00000000 r9:8566ec00 r8:80287e08 r7:ebcd1e60 r6:8566ec80 r5:85793c00 [ 1344.892081][ T32] r4:00000001 [ 1344.892152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.892251][ T32] Exception stack(0xebcd5fb0 to 0xebcd5ff8) [ 1344.892336][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.892413][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.892499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.892593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.892657][ T32] r4:856667c0 [ 1344.894054][ T32] INFO: task kworker/1:813:5591 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.899266][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.899596][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.899729][ T32] Call trace: [ 1344.899857][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.900005][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.900069][ T32] r4:00000000 [ 1344.900120][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.900225][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.900306][ T32] 9d20: bd1bb000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.900387][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.900525][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.900616][ T32] r5:80070113 r4:80239bb0 [ 1344.900679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.900804][ T32] r4:82ac21e4 [ 1344.900884][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.901013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.901100][ T32] r4:eaf29dc0 [ 1344.901186][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.901314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.901374][ T32] r4:00000000 [ 1344.901429][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.901620][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.901700][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.901815][ T32] r5:00001000 r4:dfd17000 [ 1344.901870][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.901978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.902117][ T32] r5:852bd78c r4:852bd400 [ 1344.902208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.902364][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.902441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.902583][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.902651][ T32] r4:8530ac00 [ 1344.902709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.902872][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.902946][ T32] r4:00000001 [ 1344.903033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.903145][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.903224][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.903320][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.903408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.903489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.903536][ T32] r4:852cfa40 [ 1344.903592][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.903688][ T32] INFO: task kworker/1:814:5593 blocked for more than 471 seconds. [ 1344.903800][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.903874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.903936][ T32] task:kworker/1:814 state:D stack:0 pid:5593 tgid:5593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.904110][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.930383][ T32] Call trace: [ 1344.930493][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.930650][ T32] r10:8291a684 r9:ebcd9d84 r8:00000002 r7:60000013 r6:ebcd9d8c r5:85794800 [ 1344.930707][ T32] r4:85794800 [ 1344.930820][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.930931][ T32] r5:85794800 r4:8291a680 [ 1344.930978][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.931081][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.931178][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd9e08 [ 1344.931228][ T32] r4:00000000 [ 1344.931291][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.931380][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.931470][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.931585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666dc0 [ 1344.931726][ T32] r4:00000000 [ 1344.931784][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.931896][ T32] r9:83018205 r8:85794800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1344.931952][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.932111][ T32] r5:00001000 r4:eb8c9000 [ 1344.932186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.932341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.932494][ T32] r5:85761f8c r4:85761c00 [ 1344.932566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.932682][ T32] r7:ddde2d80 r6:83018200 r5:85761f8c r4:8566ed00 [ 1344.932731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.932842][ T32] r10:61c88647 r9:85794800 r8:8566ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.932901][ T32] r4:8566ed00 [ 1344.932945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.933075][ T32] r10:00000000 r9:8566ed00 r8:80287e08 r7:ebcd5e60 r6:8566ed80 r5:85794800 [ 1344.933170][ T32] r4:00000001 [ 1344.933250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.933362][ T32] Exception stack(0xebcd9fb0 to 0xebcd9ff8) [ 1344.933470][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.933584][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.933665][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.933748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.933817][ T32] r4:85666b00 [ 1344.939939][ T32] INFO: task kworker/1:814:5593 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.940185][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.940391][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.940532][ T32] Call trace: [ 1344.940610][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.940752][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.940840][ T32] r4:00000000 [ 1344.940898][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.941006][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1344.941080][ T32] 9d20: bd40e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1344.941156][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1344.941214][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1344.941277][ T32] r5:80070113 r4:80239bb0 [ 1344.941329][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.941432][ T32] r4:82ac21e4 [ 1344.941480][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.941591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1344.941642][ T32] r4:eaf29dc0 [ 1344.941703][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.941828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1344.941896][ T32] r4:00000000 [ 1344.941959][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.942081][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.942134][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.942242][ T32] r5:00001000 r4:dfd17000 [ 1344.942321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.942461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.942592][ T32] r5:852bd78c r4:852bd400 [ 1344.942650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.942787][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1344.942928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.943105][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.943197][ T32] r4:8530ac00 [ 1344.943253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.943365][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1344.943426][ T32] r4:00000001 [ 1344.943467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.943554][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.943647][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.943762][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.943836][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.943901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.943950][ T32] r4:852cfa40 [ 1344.944020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.944076][ T32] INFO: task kworker/1:815:5595 blocked for more than 471 seconds. [ 1344.944215][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.965635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.965746][ T32] task:kworker/1:815 state:D stack:0 pid:5595 tgid:5595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.965895][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.966046][ T32] Call trace: [ 1344.966169][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.966303][ T32] r10:8291a684 r9:ebcddd84 r8:00000002 r7:60000013 r6:ebcddd8c r5:85795400 [ 1344.966364][ T32] r4:85795400 [ 1344.966420][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.966542][ T32] r5:85795400 r4:8291a680 [ 1344.966600][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.966734][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.966882][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcdde08 [ 1344.966949][ T32] r4:00000000 [ 1344.967087][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.967205][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.967326][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.967450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666f80 [ 1344.967572][ T32] r4:00000000 [ 1344.967639][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.967815][ T32] r9:83018205 r8:85795400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.967877][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.967982][ T32] r5:00001000 r4:eb905000 [ 1344.968083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.968198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.968347][ T32] r5:8576238c r4:85762000 [ 1344.968411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.968545][ T32] r7:ddde2d80 r6:83018200 r5:8576238c r4:8566ee00 [ 1344.968649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.968815][ T32] r10:61c88647 r9:85795400 r8:8566ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.968885][ T32] r4:8566ee00 [ 1344.968943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.969104][ T32] r10:00000000 r9:8566ee00 r8:80287e08 r7:ebcd9e60 r6:8566ee80 r5:85795400 [ 1344.969173][ T32] r4:00000001 [ 1344.969223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.969340][ T32] Exception stack(0xebcddfb0 to 0xebcddff8) [ 1344.969413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.969550][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.969639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.969827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.969909][ T32] r4:85666c40 [ 1344.971351][ T32] INFO: task kworker/1:815:5595 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1344.971466][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.971616][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.971727][ T32] Call trace: [ 1344.971902][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.972061][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1344.972127][ T32] r4:00000000 [ 1344.972266][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.972392][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 2 printk messages dropped ** [ 1344.972645][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 5 printk messages dropped ** [ 1344.973100][ T32] r4:eaf29dc0 ** 5 printk messages dropped ** [ 1344.973694][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1344.995820][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 2 printk messages dropped ** [ 1344.996060][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1344.996153][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.996303][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.996429][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.996512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.996561][ T32] r4:852cfa40 [ 1344.996631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.996702][ T32] INFO: task kworker/1:816:5597 blocked for more than 471 seconds. [ 1344.996780][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.996877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.996966][ T32] task:kworker/1:816 state:D stack:0 pid:5597 tgid:5597 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.997109][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.997217][ T32] Call trace: [ 1344.997341][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.997498][ T32] r10:8291a684 r9:ebce1d84 r8:00000002 r7:60000113 r6:ebce1d8c r5:85796000 [ 1344.997564][ T32] r4:85796000 [ 1344.997644][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.997760][ T32] r5:85796000 r4:8291a680 [ 1344.997815][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.997914][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.998138][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce1e08 [ 1344.998246][ T32] r4:00000000 [ 1344.998313][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.998443][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.998551][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.998664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85676e00 [ 1344.998796][ T32] r4:00000000 [ 1344.998863][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.998985][ T32] r9:83018205 r8:85796000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.999061][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.999237][ T32] r5:00001000 r4:eb91f000 [ 1344.999343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.999461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.999570][ T32] r5:8576278c r4:85762400 [ 1344.999649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.999788][ T32] r7:ddde2d80 r6:83018200 r5:8576278c r4:8566ef00 [ 1344.999869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.999990][ T32] r10:61c88647 r9:85796000 r8:8566ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.000060][ T32] r4:8566ef00 [ 1345.000108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.000221][ T32] r10:00000000 r9:8566ef00 r8:80287e08 r7:ebcdde60 r6:8566ef80 r5:85796000 [ 1345.000275][ T32] r4:00000001 [ 1345.000323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.000441][ T32] Exception stack(0xebce1fb0 to 0xebce1ff8) [ 1345.000552][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.000660][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.000769][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.000853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.000912][ T32] r4:85676a40 [ 1345.002317][ T32] INFO: task kworker/1:816:5597 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.002433][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.002594][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.002690][ T32] Call trace: [ 1345.002810][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.002951][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.003022][ T32] r4:00000000 [ 1345.003079][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.003182][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.003259][ T32] 9d20: bd6d1000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.003338][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.003451][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.003533][ T32] r5:80070113 r4:80239bb0 [ 1345.003688][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.003810][ T32] r4:82ac21e4 [ 1345.003867][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1345.035028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 9 printk messages dropped ** [ 1345.035993][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 7 printk messages dropped ** [ 1345.036725][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 4 printk messages dropped ** [ 1345.037167][ T32] r4:852cfa40 ** 5 printk messages dropped ** [ 1345.037795][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.038594][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.039269][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.039934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.040042][ T32] r5:85763f8c r4:85763c00 ** 2 printk messages dropped ** [ 1345.040237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.041222][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.043491][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.044022][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 5 printk messages dropped ** [ 1345.075693][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.076108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 9 printk messages dropped ** [ 1345.076990][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 8 printk messages dropped ** [ 1345.077745][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.077835][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.077909][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.077986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.078059][ T32] r4:852cfa40 [ 1345.078140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.078209][ T32] INFO: task kworker/1:818:5601 blocked for more than 471 seconds. [ 1345.078290][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.078388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.078518][ T32] task:kworker/1:818 state:D stack:0 pid:5601 tgid:5601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.078787][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.078951][ T32] Call trace: [ 1345.079054][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.079186][ T32] r10:8291a684 r9:ebcedd84 r8:00000002 r7:60000013 r6:ebcedd8c r5:849bec00 [ 1345.079247][ T32] r4:849bec00 [ 1345.079324][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.079439][ T32] r5:849bec00 r4:8291a680 [ 1345.079533][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.079646][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.079752][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcede08 [ 1345.079844][ T32] r4:00000000 [ 1345.079931][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.080046][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.080138][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.080242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ae040 [ 1345.080320][ T32] r4:00000000 [ 1345.080384][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.080503][ T32] r9:83018205 r8:849bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1345.080568][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.080684][ T32] r5:00001000 r4:eb935000 [ 1345.080744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.080859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.080966][ T32] r5:85762b8c r4:85762800 [ 1345.081028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.081143][ T32] r7:ddde2d80 r6:83018200 r5:85762b8c r4:857ab000 [ 1345.081223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.081447][ T32] r10:61c88647 r9:849bec00 r8:857ab02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.081531][ T32] r4:857ab000 [ 1345.081613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.081785][ T32] r10:00000000 r9:857ab000 r8:80287e08 r7:ebce9e60 r6:8566fd00 r5:849bec00 [ 1345.081857][ T32] r4:00000001 [ 1345.081938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.082055][ T32] Exception stack(0xebcedfb0 to 0xebcedff8) [ 1345.082174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.082272][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.082353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.082467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.082527][ T32] r4:857ae100 [ 1345.083941][ T32] INFO: task kworker/1:818:5601 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.084061][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.110215][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.110414][ T32] Call trace: [ 1345.110504][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.110651][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.110721][ T32] r4:00000000 [ 1345.110847][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.110981][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.111079][ T32] 9d20: bddc1000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.111163][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.111231][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.111303][ T32] r5:80070113 r4:80239bb0 [ 1345.111363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.111480][ T32] r4:82ac21e4 [ 1345.111553][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1345.112351][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.113428][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 5 printk messages dropped ** [ 1345.113965][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.139102][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.139813][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1345.140593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ae340 ** 7 printk messages dropped ** [ 1345.141318][ T32] r5:85762f8c r4:85762c00 [ 1345.141368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.141658][ T32] r10:61c88647 r9:849b8000 r8:857ab0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.142284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.143918][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.144061][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.144148][ T32] Call trace: [ 1345.155390][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.155582][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.155650][ T32] r4:00000000 [ 1345.155741][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.155857][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.155951][ T32] 9d20: be0ba000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.156037][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.156105][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.156171][ T32] r5:80070113 r4:80239bb0 [ 1345.156234][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.156346][ T32] r4:82ac21e4 [ 1345.156397][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.156501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.156556][ T32] r4:eaf29dc0 [ 1345.156598][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.156696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.156752][ T32] r4:00000000 [ 1345.156808][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.156957][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.157034][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.157189][ T32] r5:00001000 r4:dfd17000 [ 1345.157268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.157380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.157495][ T32] r5:852bd78c r4:852bd400 [ 1345.157553][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.157674][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.157737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.157881][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.157942][ T32] r4:8530ac00 [ 1345.157995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.158129][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.158188][ T32] r4:00000001 [ 1345.158264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.158367][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.158441][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.158531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.158626][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.158707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.158825][ T32] r4:852cfa40 [ 1345.158888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.158988][ T32] INFO: task kworker/1:820:5604 blocked for more than 471 seconds. [ 1345.159097][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.159168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.159224][ T32] task:kworker/1:820 state:D stack:0 pid:5604 tgid:5604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.159439][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.159633][ T32] Call trace: [ 1345.159721][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.159845][ T32] r10:8291a684 r9:ebcf5d84 r8:00000002 r7:60000113 r6:ebcf5d8c r5:84ae5400 [ 1345.159950][ T32] r4:84ae5400 [ 1345.160066][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.160177][ T32] r5:84ae5400 r4:8291a680 [ 1345.160220][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.160303][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.160400][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf5e08 [ 1345.160479][ T32] r4:00000000 [ 1345.160535][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.160648][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.160747][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.160844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ae680 [ 1345.160895][ T32] r4:00000000 [ 1345.160947][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.161075][ T32] r9:83018205 r8:84ae5400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1345.161129][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.161257][ T32] r5:00001000 r4:eb9a7000 [ 1345.161338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.161456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.161556][ T32] r5:8576378c r4:85763400 [ 1345.161602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.161708][ T32] r7:ddde2d80 r6:83018200 r5:8576378c r4:857ab100 [ 1345.161755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.161871][ T32] r10:61c88647 r9:84ae5400 r8:857ab12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.161925][ T32] r4:857ab100 [ 1345.161971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.162095][ T32] r10:00000000 r9:857ab100 r8:80287e08 r7:ebce9e60 r6:8566fe00 r5:84ae5400 [ 1345.162157][ T32] r4:00000001 [ 1345.162205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.162294][ T32] Exception stack(0xebcf5fb0 to 0xebcf5ff8) [ 1345.162361][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.162436][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.162506][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.162578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.162667][ T32] r4:857ae300 [ 1345.164174][ T32] INFO: task kworker/1:820:5604 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.188004][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.188244][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.188423][ T32] Call trace: [ 1345.188509][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.188644][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.188719][ T32] r4:00000000 [ 1345.188781][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.188871][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.188951][ T32] 9d20: be23f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.189178][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.189377][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.189459][ T32] r5:80070113 r4:80239bb0 [ 1345.189521][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.189634][ T32] r4:82ac21e4 [ 1345.189695][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.189824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.189898][ T32] r4:eaf29dc0 [ 1345.189979][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.190116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.190181][ T32] r4:00000000 [ 1345.190240][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.190364][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.190428][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.190537][ T32] r5:00001000 r4:dfd17000 [ 1345.190593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.190695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.190853][ T32] r5:852bd78c r4:852bd400 [ 1345.190913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.191053][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.191102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.191217][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.191278][ T32] r4:8530ac00 [ 1345.191333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.191458][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.191525][ T32] r4:00000001 [ 1345.191588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.191688][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.191763][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.191859][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.191940][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.192047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.192137][ T32] r4:852cfa40 [ 1345.192208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.192310][ T32] INFO: task kworker/0:414:5606 blocked for more than 471 seconds. [ 1345.192403][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.192473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.192558][ T32] task:kworker/0:414 state:D stack:0 pid:5606 tgid:5606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.192798][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.192922][ T32] Call trace: [ 1345.193023][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.193137][ T32] r10:8291a684 r9:ebce5d84 r8:00000002 r7:60000113 r6:ebce5d8c r5:85798000 [ 1345.193187][ T32] r4:85798000 [ 1345.193232][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.193397][ T32] r5:85798000 r4:8291a680 ** 2 printk messages dropped ** [ 1345.193690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce5e08 ** 12 printk messages dropped ** [ 1345.224021][ T32] r5:858b778c r4:858b7400 [ 1345.224071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.235034][ T32] r7:dddced80 r6:83018000 r5:858b778c r4:8566fe80 ** 1 printk messages dropped ** [ 1345.235407][ T32] r10:61c88647 r9:85798000 r8:8566feac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.236139][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.238190][ T32] Call trace: ** 2 printk messages dropped ** [ 1345.238631][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.239002][ T32] 9d20: be652000 ed8b5000 00000001 80239b98 7f3cf000 00000001 ** 4 printk messages dropped ** [ 1345.239409][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1345.239580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 8 printk messages dropped ** [ 1345.240345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1345.240979][ T32] r4:8530ac00 ** 2 printk messages dropped ** [ 1345.241221][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.241540][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.242275][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.242808][ T32] r5:85798c00 r4:8291a680 ** 1 printk messages dropped ** [ 1345.242951][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1345.243377][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1345.244046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.244268][ T32] r5:856dab8c r4:856da800 [ 1345.265160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.265377][ T32] r7:dddced80 r6:83018000 r5:856dab8c r4:8566ff80 [ 1345.265445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.265564][ T32] r10:61c88647 r9:85798c00 r8:8566ffac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.265620][ T32] r4:8566ff80 [ 1345.265667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.265794][ T32] r10:00000000 r9:8566ff80 r8:80287e08 r7:ebce5e60 r6:857b2000 r5:85798c00 [ 1345.265843][ T32] r4:00000001 [ 1345.265879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.265951][ T32] Exception stack(0xebc81fb0 to 0xebc81ff8) [ 1345.266042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.266144][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.266268][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.266335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.266416][ T32] r4:857af080 [ 1345.267817][ T32] INFO: task kworker/0:415:5608 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.267915][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.268098][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.268236][ T32] Call trace: [ 1345.268337][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.268469][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.268531][ T32] r4:00000000 [ 1345.268586][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.268698][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.268774][ T32] 9d20: be767000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.268854][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.268922][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.268987][ T32] r5:80070113 r4:80239bb0 [ 1345.269082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.269199][ T32] r4:82ac21e4 [ 1345.269256][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.269350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.269404][ T32] r4:eaf29dc0 [ 1345.269456][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.269556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.269609][ T32] r4:00000000 [ 1345.269689][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.269797][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.269853][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.270008][ T32] r5:00001000 r4:dfd17000 [ 1345.270087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.270192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.270304][ T32] r5:852bd78c r4:852bd400 [ 1345.270376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.270504][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.270563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.270683][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.270787][ T32] r4:8530ac00 [ 1345.270854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.270977][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.271053][ T32] r4:00000001 [ 1345.271114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.271195][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.271281][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.271355][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.271453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.271537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.271599][ T32] r4:852cfa40 [ 1345.271686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.271796][ T32] INFO: task kworker/1:821:5611 blocked for more than 471 seconds. [ 1345.271880][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.271945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.272011][ T32] task:kworker/1:821 state:D stack:0 pid:5611 tgid:5611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.272136][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.272271][ T32] Call trace: [ 1345.272353][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.272474][ T32] r10:8291a684 r9:ebd05d84 r8:00000002 r7:60000013 r6:ebd05d8c r5:8579b000 [ 1345.272534][ T32] r4:8579b000 [ 1345.272580][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.272679][ T32] r5:8579b000 r4:8291a680 [ 1345.272745][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.272839][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.272954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd05e08 [ 1345.273026][ T32] r4:00000000 [ 1345.273079][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.273193][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.273292][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.273399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ae740 [ 1345.273464][ T32] r4:00000000 [ 1345.273516][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.273684][ T32] r9:83018205 r8:8579b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1345.273757][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.273865][ T32] r5:00001000 r4:eb9bb000 [ 1345.273920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.274019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.274146][ T32] r5:85763b8c r4:85763800 [ 1345.296162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.296452][ T32] r7:ddde2d80 r6:83018200 r5:85763b8c r4:857ab180 [ 1345.296508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.296625][ T32] r10:61c88647 r9:8579b000 r8:857ab1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.297128][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.299063][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.300083][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 5 printk messages dropped ** [ 1345.300571][ T32] r4:eaf29dc0 ** 5 printk messages dropped ** [ 1345.301049][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.302107][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 7 printk messages dropped ** [ 1345.302833][ T32] r4:852cfa40 ** 4 printk messages dropped ** [ 1345.303203][ T32] task:kworker/1:822 state:D stack:0 pid:5613 tgid:5613 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.303333][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.303433][ T32] Call trace: [ 1345.303521][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.303649][ T32] r10:8291a684 r9:ebd0dd84 r8:00000002 r7:60000113 r6:ebd0dd8c r5:8579bc00 [ 1345.303713][ T32] r4:8579bc00 [ 1345.303772][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.303886][ T32] r5:8579bc00 r4:8291a680 [ 1345.303941][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.304052][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.329490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd0de08 [ 1345.329699][ T32] r4:00000000 [ 1345.329782][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.329920][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.330035][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.330160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aea00 [ 1345.330226][ T32] r4:00000000 [ 1345.330283][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.330408][ T32] r9:83018205 r8:8579bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1345.330474][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.330594][ T32] r5:00001000 r4:eb9e9000 [ 1345.330652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.330790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.330896][ T32] r5:857e038c r4:857e0000 [ 1345.330955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.331078][ T32] r7:ddde2d80 r6:83018200 r5:857e038c r4:857ab200 [ 1345.331138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.331263][ T32] r10:61c88647 r9:8579bc00 r8:857ab22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.331322][ T32] r4:857ab200 [ 1345.331377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.331500][ T32] r10:00000000 r9:857ab200 r8:80287e08 r7:ebce9e60 r6:857b2100 r5:8579bc00 [ 1345.331562][ T32] r4:00000001 [ 1345.331619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.331723][ T32] Exception stack(0xebd0dfb0 to 0xebd0dff8) [ 1345.331818][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.331898][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.332001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.332096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.332163][ T32] r4:857ae700 [ 1345.333528][ T32] INFO: task kworker/1:822:5613 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.333611][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.333801][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.334017][ T32] Call trace: [ 1345.334120][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.355227][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.355339][ T32] r4:00000000 [ 1345.355398][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.355543][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.355627][ T32] 9d20: bec41000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.355703][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.355793][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.355860][ T32] r5:80070113 r4:80239bb0 [ 1345.355913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.356030][ T32] r4:82ac21e4 [ 1345.356093][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.356210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.356277][ T32] r4:eaf29dc0 [ 1345.356333][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.356456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.356542][ T32] r4:00000000 [ 1345.356633][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.356787][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.356890][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.357011][ T32] r5:00001000 r4:dfd17000 [ 1345.357064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.357153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.357253][ T32] r5:852bd78c r4:852bd400 [ 1345.357299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.357407][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.357459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.357574][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.357629][ T32] r4:8530ac00 [ 1345.357678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.357804][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.357865][ T32] r4:00000001 [ 1345.357923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.358041][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.358116][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1345.358407][ T32] r4:852cfa40 ** 5 printk messages dropped ** [ 1345.358927][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.359580][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1345.360590][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.360727][ T32] r5:857e0f8c r4:857e0c00 [ 1345.360809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.360918][ T32] r7:ddde2d80 r6:83018200 r5:857e0f8c r4:857ab280 ** 4 printk messages dropped ** [ 1345.361329][ T32] r10:00000000 r9:857ab280 r8:80287e08 r7:ebd0de60 r6:857b2180 r5:8579a400 ** 9 printk messages dropped ** [ 1345.363285][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1345.386622][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1345.387722][ T32] r5:852bd78c r4:852bd400 ** 6 printk messages dropped ** [ 1345.388296][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 3 printk messages dropped ** [ 1345.388569][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.388684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.388777][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.388862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.388950][ T32] r4:852cfa40 [ 1345.389026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.389126][ T32] INFO: task kworker/1:824:5617 blocked for more than 471 seconds. [ 1345.389215][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.389285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.389364][ T32] task:kworker/1:824 state:D stack:0 pid:5617 tgid:5617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.389539][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.389648][ T32] Call trace: [ 1345.389799][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.389934][ T32] r10:8291a684 r9:ebd1dd84 r8:00000002 r7:60000113 r6:ebd1dd8c r5:8579c800 [ 1345.390014][ T32] r4:8579c800 [ 1345.390067][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.390202][ T32] r5:8579c800 r4:8291a680 [ 1345.390284][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.390403][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.390512][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd1de08 [ 1345.390577][ T32] r4:00000000 [ 1345.390629][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.390728][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.390835][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.390937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aeb00 [ 1345.391002][ T32] r4:00000000 [ 1345.391060][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.391169][ T32] r9:83018205 r8:8579c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1345.391214][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.391298][ T32] r5:00001000 r4:eb9f9000 [ 1345.391360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.391466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.391581][ T32] r5:857e078c r4:857e0400 [ 1345.391671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.391809][ T32] r7:ddde2d80 r6:83018200 r5:857e078c r4:857ab300 [ 1345.391866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.391989][ T32] r10:61c88647 r9:8579c800 r8:857ab32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.392056][ T32] r4:857ab300 [ 1345.392141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.392276][ T32] r10:00000000 r9:857ab300 r8:80287e08 r7:ebd15e60 r6:857b2200 r5:8579c800 [ 1345.392338][ T32] r4:00000001 [ 1345.392393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.392480][ T32] Exception stack(0xebd1dfb0 to 0xebd1dff8) [ 1345.392537][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.392612][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.392681][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.392753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.392822][ T32] r4:857ae900 [ 1345.394158][ T32] INFO: task kworker/1:824:5617 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.427776][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.428113][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.428293][ T32] Call trace: [ 1345.428396][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.428543][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.428668][ T32] r4:00000000 [ 1345.428740][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.428859][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.428928][ T32] 9d20: bf0e7000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.429001][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.429077][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.429145][ T32] r5:80070113 r4:80239bb0 [ 1345.429233][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.429333][ T32] r4:82ac21e4 [ 1345.429423][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.429541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.429629][ T32] r4:eaf29dc0 [ 1345.429708][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.429842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.429925][ T32] r4:00000000 [ 1345.429984][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.430117][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.430189][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.430319][ T32] r5:00001000 r4:dfd17000 [ 1345.430377][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.430477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.430616][ T32] r5:852bd78c r4:852bd400 [ 1345.430678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.430831][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.430877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.430979][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.431073][ T32] r4:8530ac00 [ 1345.431143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.431241][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.431303][ T32] r4:00000001 [ 1345.431372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.431468][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.431540][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.431637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.431739][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.431859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.431939][ T32] r4:852cfa40 [ 1345.432005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.432081][ T32] INFO: task kworker/1:825:5618 blocked for more than 471 seconds. [ 1345.432163][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.432233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.432293][ T32] task:kworker/1:825 state:D stack:0 pid:5618 tgid:5618 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.432476][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.432599][ T32] Call trace: [ 1345.432690][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.432828][ T32] r10:8291a684 r9:ebd21d84 r8:00000002 r7:60000013 r6:ebd21d8c r5:8579d400 [ 1345.432886][ T32] r4:8579d400 [ 1345.432944][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.433080][ T32] r5:8579d400 r4:8291a680 [ 1345.433163][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.433274][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.433407][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd21e08 [ 1345.433482][ T32] r4:00000000 [ 1345.433550][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.433682][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.433798][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.433918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aec80 [ 1345.433984][ T32] r4:00000000 [ 1345.434091][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.458412][ T32] r9:83018205 r8:8579d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1345.458604][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.458805][ T32] r5:00001000 r4:ebb41000 [ 1345.458902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.459058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.459188][ T32] r5:857e0b8c r4:857e0800 [ 1345.459254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.459388][ T32] r7:ddde2d80 r6:83018200 r5:857e0b8c r4:857ab380 [ 1345.459454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.459578][ T32] r10:61c88647 r9:8579d400 r8:857ab3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.459664][ T32] r4:857ab380 [ 1345.459721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.459896][ T32] r10:00000000 r9:857ab380 r8:80287e08 r7:ebd15e60 r6:857b2280 r5:8579d400 [ 1345.459968][ T32] r4:00000001 [ 1345.460025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.460135][ T32] Exception stack(0xebd21fb0 to 0xebd21ff8) [ 1345.460217][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.460332][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.460437][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.460536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.460625][ T32] r4:857ae900 [ 1345.462030][ T32] INFO: task kworker/1:825:5618 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.462143][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.462356][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.462476][ T32] Call trace: [ 1345.462558][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.462688][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.462799][ T32] r4:00000000 [ 1345.462869][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.463001][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.463092][ T32] 9d20: bf200000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.463203][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.463282][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.463355][ T32] r5:80070113 r4:80239bb0 [ 1345.463414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.463549][ T32] r4:82ac21e4 [ 1345.463603][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.463732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.463830][ T32] r4:eaf29dc0 [ 1345.463885][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.464001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.464056][ T32] r4:00000000 [ 1345.464158][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.475050][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.475212][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.475402][ T32] r5:00001000 r4:dfd17000 [ 1345.475470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.475585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.475715][ T32] r5:852bd78c r4:852bd400 [ 1345.475811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.475957][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.476058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.476189][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.476257][ T32] r4:8530ac00 [ 1345.476315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.476447][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.476537][ T32] r4:00000001 [ 1345.476613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.476717][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.476867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.476954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.477024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.477099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.477153][ T32] r4:852cfa40 [ 1345.477215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.477289][ T32] INFO: task kworker/1:826:5620 blocked for more than 471 seconds. [ 1345.477363][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.477444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.477513][ T32] task:kworker/1:826 state:D stack:0 pid:5620 tgid:5620 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.477654][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.477773][ T32] Call trace: [ 1345.477906][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.478052][ T32] r10:8291a684 r9:ebd2dd84 r8:00000002 r7:60000113 r6:ebd2dd8c r5:84ab0000 [ 1345.478139][ T32] r4:84ab0000 [ 1345.478204][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.478333][ T32] r5:84ab0000 r4:8291a680 [ 1345.478424][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.478558][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.478688][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd2de08 [ 1345.478780][ T32] r4:00000000 [ 1345.478838][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.478937][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.479038][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.479147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bb300 [ 1345.479210][ T32] r4:00000000 [ 1345.479296][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.479437][ T32] r9:83018205 r8:84ab0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1345.479504][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.479651][ T32] r5:00001000 r4:ebd4b000 [ 1345.479735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.479886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.480047][ T32] r5:857e238c r4:857e2000 [ 1345.480120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.480257][ T32] r7:ddde2d80 r6:83018200 r5:857e238c r4:857ab400 [ 1345.480314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.480435][ T32] r10:61c88647 r9:84ab0000 r8:857ab42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.480496][ T32] r4:857ab400 [ 1345.480548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.480704][ T32] r10:00000000 r9:857ab400 r8:80287e08 r7:ebd15e60 r6:857b2300 r5:84ab0000 [ 1345.480807][ T32] r4:00000001 [ 1345.480884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.480984][ T32] Exception stack(0xebd2dfb0 to 0xebd2dff8) [ 1345.481066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.481148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.481348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1345.483249][ T32] Call trace: ** 1 printk messages dropped ** [ 1345.483518][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 ** 5 printk messages dropped ** [ 1345.484141][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 3 printk messages dropped ** [ 1345.508259][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1345.508744][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.509180][ T32] r5:00001000 r4:dfd17000 ** 3 printk messages dropped ** [ 1345.509613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1345.510223][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1345.510508][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.511155][ T32] INFO: task kworker/1:827:5622 blocked for more than 472 seconds. ** 3 printk messages dropped ** [ 1345.511541][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.511665][ T32] Call trace: [ 1345.511773][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.511908][ T32] r10:8291a684 r9:ebd31d84 r8:00000002 r7:60000013 r6:ebd31d8c r5:84ab0c00 [ 1345.511969][ T32] r4:84ab0c00 [ 1345.512038][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.512158][ T32] r5:84ab0c00 r4:8291a680 [ 1345.512219][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.512354][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.512504][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd31e08 [ 1345.512601][ T32] r4:00000000 [ 1345.512664][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.512803][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.512910][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.513043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aef00 [ 1345.513108][ T32] r4:00000000 [ 1345.513167][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.513310][ T32] r9:83018205 r8:84ab0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1345.513381][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.513486][ T32] r5:00001000 r4:ebb9b000 [ 1345.513559][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.513659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.513783][ T32] r5:857e138c r4:857e1000 [ 1345.513842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.513964][ T32] r7:ddde2d80 r6:83018200 r5:857e138c r4:857ab480 [ 1345.514075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.537550][ T32] r10:61c88647 r9:84ab0c00 r8:857ab4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.537764][ T32] r4:857ab480 [ 1345.537831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.538025][ T32] r10:00000000 r9:857ab480 r8:80287e08 r7:ebd2de60 r6:857b2380 r5:84ab0c00 [ 1345.538132][ T32] r4:00000001 [ 1345.538197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.538290][ T32] Exception stack(0xebd31fb0 to 0xebd31ff8) [ 1345.538373][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.538484][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.538571][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.538676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.538768][ T32] r4:857aec40 [ 1345.540182][ T32] INFO: task kworker/1:827:5622 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.540293][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.540469][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.540673][ T32] Call trace: [ 1345.540820][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.541006][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.541094][ T32] r4:00000000 [ 1345.541168][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.541278][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.541363][ T32] 9d20: bf6d2000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.541491][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.541578][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.541646][ T32] r5:80070113 r4:80239bb0 [ 1345.541704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.541821][ T32] r4:82ac21e4 [ 1345.541879][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.541989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.542082][ T32] r4:eaf29dc0 [ 1345.542147][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.542266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.542329][ T32] r4:00000000 [ 1345.542385][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.542533][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.542606][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.542719][ T32] r5:00001000 r4:dfd17000 [ 1345.542797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.542883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.542998][ T32] r5:852bd78c r4:852bd400 [ 1345.543064][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.543185][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.543233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.543357][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.543444][ T32] r4:8530ac00 [ 1345.543515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.543627][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.543692][ T32] r4:00000001 [ 1345.543746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.543843][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.543945][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.544046][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.544123][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.560380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.560478][ T32] r4:852cfa40 [ 1345.560542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.560622][ T32] INFO: task kworker/1:828:5624 blocked for more than 472 seconds. [ 1345.560706][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.560779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.560845][ T32] task:kworker/1:828 state:D stack:0 pid:5624 tgid:5624 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.560986][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.561173][ T32] Call trace: [ 1345.561339][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.561482][ T32] r10:8291a684 r9:ebd39d84 r8:00000002 r7:60000113 r6:ebd39d8c r5:84ab2400 [ 1345.561546][ T32] r4:84ab2400 [ 1345.561631][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.561752][ T32] r5:84ab2400 r4:8291a680 [ 1345.561835][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.561982][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.562125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd39e08 [ 1345.562226][ T32] r4:00000000 [ 1345.562296][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.562397][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.562498][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.562614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ae440 [ 1345.562677][ T32] r4:00000000 [ 1345.562733][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.562909][ T32] r9:83018205 r8:84ab2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1345.562982][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.563105][ T32] r5:00001000 r4:ebba7000 [ 1345.563166][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.563273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.563437][ T32] r5:857e178c r4:857e1400 [ 1345.563514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.563640][ T32] r7:ddde2d80 r6:83018200 r5:857e178c r4:857ab500 [ 1345.563734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.563872][ T32] r10:61c88647 r9:84ab2400 r8:857ab52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.563938][ T32] r4:857ab500 [ 1345.563996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.564221][ T32] r10:00000000 r9:857ab500 r8:80287e08 r7:ebd2de60 r6:857b2400 r5:84ab2400 [ 1345.577157][ T32] r4:00000001 [ 1345.577250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.577396][ T32] Exception stack(0xebd39fb0 to 0xebd39ff8) [ 1345.577564][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.577691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.577779][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.577866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.577948][ T32] r4:857aef40 [ 1345.579421][ T32] INFO: task kworker/1:828:5624 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.579562][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.579754][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.579913][ T32] Call trace: [ 1345.580068][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.580204][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.580266][ T32] r4:00000000 [ 1345.580327][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.580432][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.580580][ T32] 9d20: bf903000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.580680][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.580753][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.580826][ T32] r5:80070113 r4:80239bb0 [ 1345.580906][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.581048][ T32] r4:82ac21e4 [ 1345.581114][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.581224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.581288][ T32] r4:eaf29dc0 [ 1345.581350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.581496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.581578][ T32] r4:00000000 [ 1345.581657][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.581794][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.581874][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.582005][ T32] r5:00001000 r4:dfd17000 [ 1345.582098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.582234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.582367][ T32] r5:852bd78c r4:852bd400 [ 1345.582437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.582569][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.582658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.582825][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.582909][ T32] r4:8530ac00 [ 1345.582980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.583151][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.583261][ T32] r4:00000001 [ 1345.583335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.583467][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.583549][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.583633][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.583715][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.583802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.583868][ T32] r4:852cfa40 [ 1345.583939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.584039][ T32] INFO: task kworker/1:829:5627 blocked for more than 472 seconds. [ 1345.584138][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.584265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.603814][ T32] task:kworker/1:829 state:D stack:0 pid:5627 tgid:5627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.603997][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.605383][ T32] Call trace: [ 1345.605579][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.605747][ T32] r10:8291a684 r9:ebd45d84 r8:00000002 r7:60000113 r6:ebd45d8c r5:84ab4800 [ 1345.605821][ T32] r4:84ab4800 [ 1345.605883][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.606000][ T32] r5:84ab4800 r4:8291a680 [ 1345.606071][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.606184][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.606293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd45e08 [ 1345.606352][ T32] r4:00000000 [ 1345.606403][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.606494][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.606596][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.606715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666f00 [ 1345.606797][ T32] r4:00000000 [ 1345.606849][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.606994][ T32] r9:83018205 r8:84ab4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1345.607071][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.607189][ T32] r5:00001000 r4:ebbb1000 [ 1345.607241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.607346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.607482][ T32] r5:857e1b8c r4:857e1800 [ 1345.607546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.607673][ T32] r7:ddde2d80 r6:83018200 r5:857e1b8c r4:857ab580 [ 1345.607736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.607863][ T32] r10:61c88647 r9:84ab4800 r8:857ab5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.607925][ T32] r4:857ab580 [ 1345.607981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.608120][ T32] r10:00000000 r9:857ab580 r8:80287e08 r7:ebd2de60 r6:857b2480 r5:84ab4800 [ 1345.608184][ T32] r4:00000001 [ 1345.608249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.608380][ T32] Exception stack(0xebd45fb0 to 0xebd45ff8) [ 1345.608465][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.608560][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.608635][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.608739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.608819][ T32] r4:85666e00 [ 1345.610230][ T32] INFO: task kworker/1:829:5627 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.610330][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.610458][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.610612][ T32] Call trace: [ 1345.610688][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.610840][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.610899][ T32] r4:00000000 [ 1345.610951][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.611057][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.611150][ T32] 9d20: bfb6d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.611250][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.611332][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.611415][ T32] r5:80070113 r4:80239bb0 [ 1345.611470][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.611570][ T32] r4:82ac21e4 [ 1345.611639][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.611776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.611839][ T32] r4:eaf29dc0 [ 1345.611890][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.611991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.612080][ T32] r4:00000000 [ 1345.612138][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.612299][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.612369][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.612491][ T32] r5:00001000 r4:dfd17000 [ 1345.612576][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.612708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.612812][ T32] r5:852bd78c r4:852bd400 [ 1345.612864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.612992][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.613100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.613236][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.613311][ T32] r4:8530ac00 [ 1345.613374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.613545][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.613619][ T32] r4:00000001 [ 1345.613668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.613771][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.613907][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.614002][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.614109][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.644228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.644883][ T32] r4:852cfa40 [ 1345.645006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.645451][ T32] INFO: task kworker/1:830:5629 blocked for more than 472 seconds. [ 1345.645553][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.645798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.645879][ T32] task:kworker/1:830 state:D stack:0 pid:5629 tgid:5629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.646007][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.646119][ T32] Call trace: [ 1345.646195][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.646315][ T32] r10:8291a684 r9:ebcf9d84 r8:00000002 r7:60000013 r6:ebcf9d8c r5:85790c00 [ 1345.646369][ T32] r4:85790c00 [ 1345.646416][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.646565][ T32] r5:85790c00 r4:8291a680 [ 1345.646624][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.646721][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.646858][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf9e08 [ 1345.646980][ T32] r4:00000000 [ 1345.647094][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.647196][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.647493][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.647615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bb040 [ 1345.647690][ T32] r4:00000000 [ 1345.647896][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.648084][ T32] r9:83018205 r8:85790c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1345.648158][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.648323][ T32] r5:00001000 r4:ebbcb000 [ 1345.648601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.648781][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.648932][ T32] r5:857e1f8c r4:857e1c00 [ 1345.649117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.649263][ T32] r7:ddde2d80 r6:83018200 r5:857e1f8c r4:857ab600 [ 1345.649332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.649450][ T32] r10:61c88647 r9:85790c00 r8:857ab62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.649531][ T32] r4:857ab600 [ 1345.649649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.649775][ T32] r10:00000000 r9:857ab600 r8:80287e08 r7:ebd2de60 r6:857ab680 r5:85790c00 [ 1345.649893][ T32] r4:00000001 [ 1345.650011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.650118][ T32] Exception stack(0xebcf9fb0 to 0xebcf9ff8) [ 1345.650237][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.650322][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.650472][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.650575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.650709][ T32] r4:857bb080 [ 1345.652112][ T32] INFO: task kworker/1:830:5629 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.652209][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.652355][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.652499][ T32] Call trace: [ 1345.652714][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.652879][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.652944][ T32] r4:00000000 [ 1345.652984][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.653138][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.653227][ T32] 9d20: bfd8e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.653299][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.653599][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.653661][ T32] r5:80070113 r4:80239bb0 [ 1345.653972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.654066][ T32] r4:82ac21e4 [ 1345.654106][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.684061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.696139][ T32] r4:eaf29dc0 [ 1345.696287][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.696475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.696537][ T32] r4:00000000 [ 1345.696603][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.696727][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.696855][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.696984][ T32] r5:00001000 r4:dfd17000 [ 1345.697146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.697259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.697370][ T32] r5:852bd78c r4:852bd400 [ 1345.697463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.697611][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.697672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.697797][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.698128][ T32] r4:8530ac00 [ 1345.698197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.698367][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.698493][ T32] r4:00000001 [ 1345.698584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.698692][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.698791][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.698870][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.698943][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.699132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.699254][ T32] r4:852cfa40 [ 1345.699334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.699633][ T32] INFO: task kworker/1:831:5630 blocked for more than 472 seconds. [ 1345.699750][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.699823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.699880][ T32] task:kworker/1:831 state:D stack:0 pid:5630 tgid:5630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.700028][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.700248][ T32] Call trace: [ 1345.700332][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.700466][ T32] r10:8291a684 r9:ebcfdd84 r8:00000002 r7:60000113 r6:ebcfdd8c r5:85796c00 [ 1345.700526][ T32] r4:85796c00 [ 1345.700586][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.700803][ T32] r5:85796c00 r4:8291a680 [ 1345.700922][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.701157][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.701275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcfde08 [ 1345.701337][ T32] r4:00000000 [ 1345.701387][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.701477][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.701575][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.702034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bb640 [ 1345.702147][ T32] r4:00000000 [ 1345.702288][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.702474][ T32] r9:83018205 r8:85796c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1345.702539][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.702647][ T32] r5:00001000 r4:ebd57000 [ 1345.702732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.702970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.703084][ T32] r5:857e278c r4:857e2400 [ 1345.703203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.703319][ T32] r7:ddde2d80 r6:83018200 r5:857e278c r4:857ab700 [ 1345.703370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.703524][ T32] r10:61c88647 r9:85796c00 r8:857ab72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.703653][ T32] r4:857ab700 [ 1345.703711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.703906][ T32] r10:00000000 r9:857ab700 r8:80287e08 r7:ebd2de60 r6:857ab780 r5:85796c00 [ 1345.704129][ T32] r4:00000001 [ 1345.732690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.733121][ T32] Exception stack(0xebcfdfb0 to 0xebcfdff8) [ 1345.733218][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.733298][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.733374][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.733456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.733545][ T32] r4:857bb2c0 [ 1345.741185][ T32] INFO: task kworker/1:831:5630 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.741448][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.741678][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.741826][ T32] Call trace: [ 1345.742036][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.742707][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.742871][ T32] r4:00000000 [ 1345.742942][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.743053][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.743180][ T32] 9d20: c070a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.743264][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.743440][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.743519][ T32] r5:80070113 r4:80239bb0 [ 1345.743578][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.743679][ T32] r4:82ac21e4 [ 1345.743730][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.743886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.743955][ T32] r4:eaf29dc0 [ 1345.744008][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.744238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.765637][ T32] r4:00000000 [ 1345.765762][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.765959][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.766023][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.766148][ T32] r5:00001000 r4:dfd17000 [ 1345.766202][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.766329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.766446][ T32] r5:852bd78c r4:852bd400 [ 1345.766528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.766665][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.766724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.767106][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.767334][ T32] r4:8530ac00 [ 1345.767407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.767528][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.767605][ T32] r4:00000001 [ 1345.767781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.767890][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.767972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.768189][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.768275][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.768353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.768410][ T32] r4:852cfa40 [ 1345.768530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.768669][ T32] INFO: task kworker/1:832:5632 blocked for more than 472 seconds. [ 1345.768755][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.768822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.768883][ T32] task:kworker/1:832 state:D stack:0 pid:5632 tgid:5632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.769081][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.769192][ T32] Call trace: [ 1345.769368][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.769498][ T32] r10:8291a684 r9:ebd55d84 r8:00000002 r7:60000113 r6:ebd55d8c r5:8578ec00 [ 1345.769581][ T32] r4:8578ec00 [ 1345.769670][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.769780][ T32] r5:8578ec00 r4:8291a680 [ 1345.769834][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.769955][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.770177][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd55e08 [ 1345.770591][ T32] r4:00000000 [ 1345.770653][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.770973][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.771081][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.771483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bb800 [ 1345.771567][ T32] r4:00000000 [ 1345.771726][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.771849][ T32] r9:83018205 r8:8578ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1345.771915][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.772024][ T32] r5:00001000 r4:dfb13000 [ 1345.772287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.772400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.772510][ T32] r5:857e2b8c r4:857e2800 [ 1345.772570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.772688][ T32] r7:ddde2d80 r6:83018200 r5:857e2b8c r4:857ab800 [ 1345.772747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.772860][ T32] r10:61c88647 r9:8578ec00 r8:857ab82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.772918][ T32] r4:857ab800 [ 1345.772965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.773081][ T32] r10:00000000 r9:857ab800 r8:80287e08 r7:ebcfde60 r6:857ab880 r5:8578ec00 [ 1345.773162][ T32] r4:00000001 [ 1345.773215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.773309][ T32] Exception stack(0xebd55fb0 to 0xebd55ff8) [ 1345.773377][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.773450][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.773515][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.773597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.773654][ T32] r4:857bb180 [ 1345.809267][ T32] INFO: task kworker/1:832:5632 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.809636][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.809921][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.810150][ T32] Call trace: [ 1345.810253][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.810407][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.810476][ T32] r4:00000000 [ 1345.810536][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.810682][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.810794][ T32] 9d20: c0b40000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.810871][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.810936][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.811005][ T32] r5:80070113 r4:80239bb0 [ 1345.811114][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.811278][ T32] r4:82ac21e4 [ 1345.811341][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.811567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.811712][ T32] r4:eaf29dc0 [ 1345.811773][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.811887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.811948][ T32] r4:00000000 [ 1345.812002][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.812165][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.812275][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.812393][ T32] r5:00001000 r4:dfd17000 [ 1345.812446][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.812589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.812703][ T32] r5:852bd78c r4:852bd400 [ 1345.812795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.812920][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.812980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.813139][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.813195][ T32] r4:8530ac00 [ 1345.813245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.813366][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.813425][ T32] r4:00000001 [ 1345.813475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.813617][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.813727][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.813839][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.813913][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.814102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.814278][ T32] r4:852cfa40 [ 1345.828579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.828684][ T32] INFO: task kworker/1:833:5634 blocked for more than 472 seconds. [ 1345.828727][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.828794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.828920][ T32] task:kworker/1:833 state:D stack:0 pid:5634 tgid:5634 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.829017][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.829087][ T32] Call trace: [ 1345.829257][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.829366][ T32] r10:8291a684 r9:eba75d84 r8:00000002 r7:60000113 r6:eba75d8c r5:85818c00 [ 1345.829397][ T32] r4:85818c00 [ 1345.829443][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.829494][ T32] r5:85818c00 r4:8291a680 [ 1345.829515][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.829602][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.829686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 [ 1345.830125][ T32] r4:00000000 [ 1345.830150][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.830193][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.830266][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.830338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bb900 [ 1345.830383][ T32] r4:00000000 [ 1345.830407][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.830479][ T32] r9:83018205 r8:85818c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1345.830526][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.830630][ T32] r5:00001000 r4:e0797000 [ 1345.830659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.830703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.830830][ T32] r5:857e2f8c r4:857e2c00 [ 1345.831044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.831148][ T32] r7:ddde2d80 r6:83018200 r5:857e2f8c r4:857ab900 [ 1345.831197][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.831255][ T32] r10:61c88647 r9:85818c00 r8:857ab92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.831317][ T32] r4:857ab900 [ 1345.831343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.831433][ T32] r10:00000000 r9:857ab900 r8:80287e08 r7:ebd55e60 r6:857ab980 r5:85818c00 [ 1345.831517][ T32] r4:00000001 [ 1345.831543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.831592][ T32] Exception stack(0xeba75fb0 to 0xeba75ff8) [ 1345.831674][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.831716][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.831744][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.831777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.831801][ T32] r4:857bb240 [ 1345.833009][ T32] INFO: task kworker/1:833:5634 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.833091][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.833215][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.833347][ T32] Call trace: [ 1345.833579][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.833646][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.833671][ T32] r4:00000000 [ 1345.833692][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.833780][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.833822][ T32] 9d20: c0c70000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.833891][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.833923][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.833961][ T32] r5:80070113 r4:80239bb0 [ 1345.834010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.834094][ T32] r4:82ac21e4 [ 1345.834120][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.855630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.855740][ T32] r4:eaf29dc0 [ 1345.855768][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.855847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 5 printk messages dropped ** [ 1345.856043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1345.856886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1345.857346][ T32] r4:852cfa40 ** 5 printk messages dropped ** [ 1345.857950][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.858848][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1345.859152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bba40 ** 5 printk messages dropped ** [ 1345.859439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.859486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.859677][ T32] r7:ddde2d80 r6:83018200 r5:857e338c r4:857aba00 ** 2 printk messages dropped ** [ 1345.859862][ T32] r4:857aba00 ** 2 printk messages dropped ** [ 1345.860131][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.860392][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.860499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.860552][ T32] r4:857bb700 [ 1345.861665][ T32] INFO: task kworker/1:834:5637 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.861817][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.862064][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.862247][ T32] Call trace: [ 1345.862545][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.862640][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.862688][ T32] r4:00000000 [ 1345.862719][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.862812][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.862939][ T32] 9d20: c0d6e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.862990][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.863047][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.863099][ T32] r5:80070113 r4:80239bb0 [ 1345.863190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.863408][ T32] r4:82ac21e4 [ 1345.863532][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.863594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.863620][ T32] r4:eaf29dc0 [ 1345.863668][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.863801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.863833][ T32] r4:00000000 [ 1345.863855][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.863956][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.863981][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.864030][ T32] r5:00001000 r4:dfd17000 [ 1345.864051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.864106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.884945][ T32] r5:852bd78c r4:852bd400 [ 1345.885086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.885212][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.885299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.885387][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.885457][ T32] r4:8530ac00 [ 1345.885539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.885648][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.885697][ T32] r4:00000001 [ 1345.885768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.885830][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.885902][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.885967][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.886027][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.886088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.886144][ T32] r4:852cfa40 [ 1345.886189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.886270][ T32] INFO: task kworker/1:835:5639 blocked for more than 472 seconds. [ 1345.886313][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.886386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.886460][ T32] task:kworker/1:835 state:D stack:0 pid:5639 tgid:5639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.886633][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.886802][ T32] Call trace: [ 1345.886906][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.887014][ T32] r10:8291a684 r9:ebc45d84 r8:00000002 r7:60000013 r6:ebc45d8c r5:8581a400 [ 1345.887100][ T32] r4:8581a400 [ 1345.887155][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.887284][ T32] r5:8581a400 r4:8291a680 [ 1345.887330][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.887422][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.887502][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 [ 1345.887532][ T32] r4:00000000 [ 1345.887591][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.887670][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.887740][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.887826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bbec0 [ 1345.887873][ T32] r4:00000000 [ 1345.887939][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.888020][ T32] r9:83018205 r8:8581a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1345.888074][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.888168][ T32] r5:00001000 r4:eb215000 [ 1345.888208][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.888262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.888355][ T32] r5:857e3f8c r4:857e3c00 [ 1345.888385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.888471][ T32] r7:ddde2d80 r6:83018200 r5:857e3f8c r4:857abb00 [ 1345.888528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.888639][ T32] r10:61c88647 r9:8581a400 r8:857abb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.888736][ T32] r4:857abb00 [ 1345.888765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.888822][ T32] r10:00000000 r9:857abb00 r8:80287e08 r7:ebd49e60 r6:857abb80 r5:8581a400 [ 1345.888845][ T32] r4:00000001 [ 1345.888865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.888906][ T32] Exception stack(0xebc45fb0 to 0xebc45ff8) [ 1345.888935][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.888993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.889053][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.889093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.889118][ T32] r4:857bb8c0 [ 1345.890057][ T32] INFO: task kworker/1:835:5639 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.890124][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.890306][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.890384][ T32] Call trace: [ 1345.890565][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.890628][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.890659][ T32] r4:00000000 [ 1345.890697][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.890827][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.890870][ T32] 9d20: c12da000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.890905][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.890934][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.890986][ T32] r5:80070113 r4:80239bb0 [ 1345.891012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.891059][ T32] r4:82ac21e4 [ 1345.891079][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.891125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.891174][ T32] r4:eaf29dc0 [ 1345.891201][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.891278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.891344][ T32] r4:00000000 [ 1345.891368][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.891426][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.891451][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.891497][ T32] r5:00001000 r4:dfd17000 [ 1345.891545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.891599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.891718][ T32] r5:852bd78c r4:852bd400 [ 1345.891744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.891796][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.891823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.891930][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.891958][ T32] r4:8530ac00 [ 1345.891980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.892033][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.892057][ T32] r4:00000001 [ 1345.892078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.892116][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.892145][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.892174][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.892202][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.892257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.892284][ T32] r4:852cfa40 [ 1345.892358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.892393][ T32] INFO: task kworker/1:836:5641 blocked for more than 472 seconds. [ 1345.892424][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.892450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.892480][ T32] task:kworker/1:836 state:D stack:0 pid:5641 tgid:5641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.892578][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.892634][ T32] Call trace: [ 1345.892705][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.892763][ T32] r10:8291a684 r9:ebc49d84 r8:00000002 r7:60000113 r6:ebc49d8c r5:8581b000 [ 1345.892806][ T32] r4:8581b000 [ 1345.892861][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.892947][ T32] r5:8581b000 r4:8291a680 [ 1345.892978][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.893028][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.893080][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc49e08 [ 1345.893106][ T32] r4:00000000 [ 1345.893147][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.893247][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.893321][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.893373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bbc00 [ 1345.893399][ T32] r4:00000000 [ 1345.893420][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.893496][ T32] r9:83018205 r8:8581b000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1345.893523][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.893607][ T32] r5:00001000 r4:eaed7000 [ 1345.893675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.893726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.893775][ T32] r5:857e378c r4:857e3400 [ 1345.893797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.893853][ T32] r7:ddde2d80 r6:83018200 r5:857e378c r4:857abc00 [ 1345.893890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.893946][ T32] r10:61c88647 r9:8581b000 r8:857abc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.893998][ T32] r4:857abc00 [ 1345.894049][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.894876][ T32] r10:00000000 r9:857abc00 r8:80287e08 r7:ebc45e60 r6:857abc80 r5:8581b000 [ 1345.928013][ T32] r4:00000001 [ 1345.928131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.928287][ T32] Exception stack(0xebc49fb0 to 0xebc49ff8) [ 1345.928363][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.928436][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.928519][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.928608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.928697][ T32] r4:857bba80 [ 1345.930209][ T32] INFO: task kworker/1:836:5641 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.930303][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.930501][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.930735][ T32] Call trace: [ 1345.930861][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.930990][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.931062][ T32] r4:00000000 [ 1345.931119][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.931208][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.931274][ T32] 9d20: c153d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.931343][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.931398][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.931450][ T32] r5:80070113 r4:80239bb0 [ 1345.931491][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.931597][ T32] r4:82ac21e4 [ 1345.931651][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.931767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.931823][ T32] r4:eaf29dc0 [ 1345.931865][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.931983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.932078][ T32] r4:00000000 [ 1345.932151][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.932262][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.932309][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.932398][ T32] r5:00001000 r4:dfd17000 [ 1345.932442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.932526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.932637][ T32] r5:852bd78c r4:852bd400 [ 1345.932693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.932797][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.932842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.932950][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.932997][ T32] r4:8530ac00 [ 1345.933037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.933131][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.933177][ T32] r4:00000001 [ 1345.933219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.933294][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.933353][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.933418][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.933476][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.933537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.933583][ T32] r4:852cfa40 [ 1345.933669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.933738][ T32] INFO: task kworker/1:837:5643 blocked for more than 472 seconds. [ 1345.933842][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.933915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.933962][ T32] task:kworker/1:837 state:D stack:0 pid:5643 tgid:5643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.934101][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.958952][ T32] Call trace: [ 1345.959078][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.959240][ T32] r10:8291a684 r9:ebc51d84 r8:00000002 r7:60000013 r6:ebc51d8c r5:8581bc00 [ 1345.959292][ T32] r4:8581bc00 [ 1345.959337][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.959431][ T32] r5:8581bc00 r4:8291a680 [ 1345.959476][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.959558][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.959655][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 [ 1345.959726][ T32] r4:00000000 [ 1345.959775][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.959850][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.959938][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.960031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bbd40 [ 1345.960096][ T32] r4:00000000 [ 1345.960148][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.960256][ T32] r9:83018205 r8:8581bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1345.960306][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.960410][ T32] r5:00001000 r4:eb021000 [ 1345.960458][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.960567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.960671][ T32] r5:857e3b8c r4:857e3800 [ 1345.960721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.960831][ T32] r7:ddde2d80 r6:83018200 r5:857e3b8c r4:857abd00 [ 1345.960878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.960995][ T32] r10:61c88647 r9:8581bc00 r8:857abd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.961050][ T32] r4:857abd00 [ 1345.961113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.961224][ T32] r10:00000000 r9:857abd00 r8:80287e08 r7:ebc45e60 r6:857abd80 r5:8581bc00 [ 1345.961371][ T32] r4:00000001 [ 1345.961425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.961512][ T32] Exception stack(0xebc51fb0 to 0xebc51ff8) [ 1345.961579][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.961662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.961747][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.961829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.961877][ T32] r4:857bbb80 [ 1345.963299][ T32] INFO: task kworker/1:837:5643 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.963392][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.963532][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.963650][ T32] Call trace: [ 1345.963744][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.963891][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.963970][ T32] r4:00000000 [ 1345.964045][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.964138][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.983152][ T32] 9d20: c18ab000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.983402][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.983499][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.983581][ T32] r5:80070113 r4:80239bb0 [ 1345.983641][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.983775][ T32] r4:82ac21e4 [ 1345.983820][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.983922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.983973][ T32] r4:eaf29dc0 [ 1345.984014][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.984112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.984236][ T32] r4:00000000 [ 1345.984932][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.985091][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1345.985157][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.985274][ T32] r5:00001000 r4:dfd17000 [ 1345.985324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.985413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.985505][ T32] r5:852bd78c r4:852bd400 [ 1345.985548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.985653][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1345.985702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.985820][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.985875][ T32] r4:8530ac00 [ 1345.985946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.986069][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1345.986122][ T32] r4:00000001 [ 1345.986167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.986251][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1345.986329][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.986417][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.986484][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.986543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.986598][ T32] r4:852cfa40 [ 1345.986652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.986715][ T32] INFO: task kworker/1:838:5645 blocked for more than 472 seconds. [ 1345.986804][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.986864][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.986925][ T32] task:kworker/1:838 state:D stack:0 pid:5645 tgid:5645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.987045][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.987165][ T32] Call trace: [ 1345.987236][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.987353][ T32] r10:8291a684 r9:ebd61d84 r8:00000002 r7:60000113 r6:ebd61d8c r5:8581c800 [ 1345.987445][ T32] r4:8581c800 [ 1345.987531][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.987642][ T32] r5:8581c800 r4:8291a680 [ 1345.987692][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.987801][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.987942][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd61e08 [ 1345.988008][ T32] r4:00000000 [ 1345.988051][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.988133][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.988239][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.988369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ae300 [ 1345.988436][ T32] r4:00000000 [ 1345.988485][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.988609][ T32] r9:83018205 r8:8581c800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.988695][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.988798][ T32] r5:00001000 r4:eb381000 [ 1345.988844][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.988950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.989067][ T32] r5:857e438c r4:857e4000 [ 1345.989147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.989254][ T32] r7:ddde2d80 r6:83018200 r5:857e438c r4:857abe00 [ 1345.989335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.989448][ T32] r10:61c88647 r9:8581c800 r8:857abe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.989497][ T32] r4:857abe00 [ 1345.989557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.989662][ T32] r10:00000000 r9:857abe00 r8:80287e08 r7:ebc45e60 r6:857abe80 r5:8581c800 [ 1345.989732][ T32] r4:00000001 [ 1345.989811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.989904][ T32] Exception stack(0xebd61fb0 to 0xebd61ff8) [ 1345.989985][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.990121][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.990193][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.990294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.990366][ T32] r4:857bbcc0 [ 1345.991750][ T32] INFO: task kworker/1:838:5645 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1345.991838][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.991999][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.992150][ T32] Call trace: [ 1345.992248][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.992367][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1345.992462][ T32] r4:00000000 [ 1345.992514][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.992650][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1345.992725][ T32] 9d20: c18ab000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1345.992789][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1345.992921][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1345.992988][ T32] r5:80070113 r4:80239bb0 [ 1345.993034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.993125][ T32] r4:82ac21e4 [ 1345.993167][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.993462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1345.993526][ T32] r4:eaf29dc0 [ 1345.993571][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.993766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1345.993872][ T32] r4:00000000 [ 1345.993974][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.994082][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.025339][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.025722][ T32] r5:00001000 r4:dfd17000 [ 1346.025786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.025887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.025994][ T32] r5:852bd78c r4:852bd400 [ 1346.026117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.026362][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.026423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.026590][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.026662][ T32] r4:8530ac00 [ 1346.026708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.026834][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.026904][ T32] r4:00000001 [ 1346.026954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.027038][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.027228][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.027301][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.027357][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.027564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.027623][ T32] r4:852cfa40 [ 1346.027698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.027810][ T32] INFO: task kworker/1:839:5647 blocked for more than 472 seconds. [ 1346.027907][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.027967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.028016][ T32] task:kworker/1:839 state:D stack:0 pid:5647 tgid:5647 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.028194][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.028289][ T32] Call trace: [ 1346.028403][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.028551][ T32] r10:8291a684 r9:ebd65d84 r8:00000002 r7:60000113 r6:ebd65d8c r5:8581d400 [ 1346.028624][ T32] r4:8581d400 [ 1346.028786][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.028892][ T32] r5:8581d400 r4:8291a680 [ 1346.028947][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.029035][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.029128][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd65e08 [ 1346.029225][ T32] r4:00000000 [ 1346.029293][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.029375][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.029459][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.029568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce040 [ 1346.029638][ T32] r4:00000000 [ 1346.029774][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.029885][ T32] r9:83018205 r8:8581d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1346.029956][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.030069][ T32] r5:00001000 r4:eb411000 [ 1346.030116][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.030195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.030307][ T32] r5:857e478c r4:857e4400 [ 1346.030364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.030495][ T32] r7:ddde2d80 r6:83018200 r5:857e478c r4:857abf00 [ 1346.030608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.030768][ T32] r10:61c88647 r9:8581d400 r8:857abf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.030834][ T32] r4:857abf00 [ 1346.030876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.030985][ T32] r10:00000000 r9:857abf00 r8:80287e08 r7:ebd61e60 r6:857abf80 r5:8581d400 [ 1346.031058][ T32] r4:00000001 [ 1346.031115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.031208][ T32] Exception stack(0xebd65fb0 to 0xebd65ff8) [ 1346.031301][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.031372][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.031433][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.031513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.031597][ T32] r4:857bbe40 [ 1346.032973][ T32] INFO: task kworker/1:839:5647 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.033075][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.033244][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.033355][ T32] Call trace: [ 1346.033449][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.033571][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.033621][ T32] r4:00000000 [ 1346.033665][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.033770][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.033839][ T32] 9d20: c1c9f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.033908][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.033967][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.034020][ T32] r5:80070113 r4:80239bb0 [ 1346.034064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.055186][ T32] r4:82ac21e4 [ 1346.055418][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.055579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.055637][ T32] r4:eaf29dc0 [ 1346.055685][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.055787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.055837][ T32] r4:00000000 [ 1346.055880][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.055996][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.056042][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.056179][ T32] r5:00001000 r4:dfd17000 [ 1346.056303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.056517][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.056623][ T32] r5:852bd78c r4:852bd400 [ 1346.056666][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.056787][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.056864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.056982][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.057033][ T32] r4:8530ac00 [ 1346.057077][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.057178][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.057225][ T32] r4:00000001 [ 1346.057294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.057387][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.057456][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.057535][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.057608][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.057679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.057729][ T32] r4:852cfa40 [ 1346.057780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.057863][ T32] INFO: task kworker/1:840:5648 blocked for more than 472 seconds. [ 1346.057947][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.058003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.058117][ T32] task:kworker/1:840 state:D stack:0 pid:5648 tgid:5648 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.058247][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.058593][ T32] Call trace: [ 1346.058692][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.058826][ T32] r10:8291a684 r9:ebd69d84 r8:00000002 r7:60000113 r6:ebd69d8c r5:8581e000 [ 1346.058881][ T32] r4:8581e000 [ 1346.059203][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.059322][ T32] r5:8581e000 r4:8291a680 [ 1346.059368][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.059467][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.059566][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd69e08 [ 1346.059633][ T32] r4:00000000 [ 1346.059683][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.059759][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.059833][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.059928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cea00 [ 1346.060022][ T32] r4:00000000 [ 1346.060082][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.060182][ T32] r9:83018205 r8:8581e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1346.060248][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.060349][ T32] r5:00001000 r4:eb6f3000 [ 1346.060410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.060519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.060629][ T32] r5:857e5b8c r4:857e5800 [ 1346.060681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.060779][ T32] r7:ddde2d80 r6:83018200 r5:857e5b8c r4:857d0000 [ 1346.060843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.060954][ T32] r10:61c88647 r9:8581e000 r8:857d002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.061002][ T32] r4:857d0000 [ 1346.061056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.061179][ T32] r10:00000000 r9:857d0000 r8:80287e08 r7:ebd65e60 r6:857d0080 r5:8581e000 [ 1346.061233][ T32] r4:00000001 [ 1346.061405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.061494][ T32] Exception stack(0xebd69fb0 to 0xebd69ff8) [ 1346.061548][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.061608][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.061666][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.061738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.061787][ T32] r4:857ce000 [ 1346.063233][ T32] INFO: task kworker/1:840:5648 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.063325][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.063489][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.063640][ T32] Call trace: [ 1346.063718][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.063849][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.063945][ T32] r4:00000000 [ 1346.064015][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.064105][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.091470][ T32] 9d20: c1e31000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.091726][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.091788][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.091867][ T32] r5:80070113 r4:80239bb0 [ 1346.091930][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.092082][ T32] r4:82ac21e4 [ 1346.092137][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.092236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.092305][ T32] r4:eaf29dc0 [ 1346.092445][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.092561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.092629][ T32] r4:00000000 [ 1346.092688][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.092795][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.092864][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.093003][ T32] r5:00001000 r4:dfd17000 [ 1346.093073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.093173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.093270][ T32] r5:852bd78c r4:852bd400 [ 1346.093314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.093440][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.093493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.093594][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.093642][ T32] r4:8530ac00 [ 1346.093690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.093790][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.093833][ T32] r4:00000001 [ 1346.093873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.094013][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.094084][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.094238][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.105360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.105506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.105569][ T32] r4:852cfa40 [ 1346.105643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.105717][ T32] INFO: task kworker/1:841:5651 blocked for more than 472 seconds. [ 1346.105810][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.105871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.105930][ T32] task:kworker/1:841 state:D stack:0 pid:5651 tgid:5651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.106158][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.106308][ T32] Call trace: [ 1346.106411][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.106571][ T32] r10:8291a684 r9:ebaa5d84 r8:00000002 r7:60000113 r6:ebaa5d8c r5:84ab5400 [ 1346.106640][ T32] r4:84ab5400 [ 1346.106716][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.106829][ T32] r5:84ab5400 r4:8291a680 [ 1346.106890][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.106988][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.107097][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa5e08 [ 1346.107194][ T32] r4:00000000 [ 1346.107265][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.107343][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.107424][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.107514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce480 [ 1346.107561][ T32] r4:00000000 [ 1346.107601][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.107702][ T32] r9:83018205 r8:84ab5400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1346.107768][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.107865][ T32] r5:00001000 r4:eb461000 [ 1346.107915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.108005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.108102][ T32] r5:857e4b8c r4:857e4800 [ 1346.108148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.108275][ T32] r7:ddde2d80 r6:83018200 r5:857e4b8c r4:857d0100 [ 1346.108327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.108439][ T32] r10:61c88647 r9:84ab5400 r8:857d012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.108523][ T32] r4:857d0100 [ 1346.108599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.108717][ T32] r10:00000000 r9:857d0100 r8:80287e08 r7:ebd69e60 r6:857b2500 r5:84ab5400 [ 1346.108778][ T32] r4:00000001 [ 1346.108821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.108919][ T32] Exception stack(0xebaa5fb0 to 0xebaa5ff8) [ 1346.108985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.109052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.109112][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.109196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.109250][ T32] r4:857ce280 [ 1346.110583][ T32] INFO: task kworker/1:841:5651 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.110675][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.110868][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.111032][ T32] Call trace: [ 1346.111119][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.111235][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.111291][ T32] r4:00000000 [ 1346.111336][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.111458][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.111543][ T32] 9d20: c1fde000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.111615][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.111676][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.111733][ T32] r5:80070113 r4:80239bb0 [ 1346.111778][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.111869][ T32] r4:82ac21e4 [ 1346.111921][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.112036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.112118][ T32] r4:eaf29dc0 [ 1346.112204][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.112322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.112405][ T32] r4:00000000 [ 1346.112456][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.112557][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.112603][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.112715][ T32] r5:00001000 r4:dfd17000 [ 1346.112765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.112872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.112985][ T32] r5:852bd78c r4:852bd400 [ 1346.113028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.113133][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.113200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.113307][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.113356][ T32] r4:8530ac00 [ 1346.113412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.113571][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.113780][ T32] r4:00000001 [ 1346.113835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.113921][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.113981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.114044][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.114103][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.114170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.148453][ T32] r4:852cfa40 [ 1346.148620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.148693][ T32] INFO: task kworker/1:842:5653 blocked for more than 472 seconds. [ 1346.148736][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.148790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.148819][ T32] task:kworker/1:842 state:D stack:0 pid:5653 tgid:5653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.149036][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.149184][ T32] Call trace: [ 1346.149224][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.149293][ T32] r10:8291a684 r9:ebd6dd84 r8:00000002 r7:60000113 r6:ebd6dd8c r5:84ab3000 [ 1346.149323][ T32] r4:84ab3000 [ 1346.149345][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.149398][ T32] r5:84ab3000 r4:8291a680 [ 1346.149446][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.149495][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.149649][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd6de08 [ 1346.149678][ T32] r4:00000000 [ 1346.149711][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.149751][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.149805][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.149871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce680 [ 1346.150000][ T32] r4:00000000 [ 1346.150037][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.150127][ T32] r9:83018205 r8:84ab3000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1346.150155][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.150203][ T32] r5:00001000 r4:eb615000 [ 1346.150252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.150315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.150371][ T32] r5:857e4f8c r4:857e4c00 [ 1346.150393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.150448][ T32] r7:ddde2d80 r6:83018200 r5:857e4f8c r4:857d0180 [ 1346.150470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.150523][ T32] r10:61c88647 r9:84ab3000 r8:857d01ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.150546][ T32] r4:857d0180 [ 1346.150567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.150621][ T32] r10:00000000 r9:857d0180 r8:80287e08 r7:ebd69e60 r6:857b2580 r5:84ab3000 [ 1346.150710][ T32] r4:00000001 [ 1346.150793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.150842][ T32] Exception stack(0xebd6dfb0 to 0xebd6dff8) [ 1346.150875][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.150907][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.150947][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.150983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.151007][ T32] r4:857ce200 [ 1346.151851][ T32] INFO: task kworker/1:842:5653 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.151921][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.152018][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.152064][ T32] Call trace: [ 1346.152127][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.152186][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.152211][ T32] r4:00000000 [ 1346.152232][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.152277][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.152307][ T32] 9d20: c2270000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.152364][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.152397][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.152423][ T32] r5:80070113 r4:80239bb0 [ 1346.152473][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.152523][ T32] r4:82ac21e4 [ 1346.152544][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.152617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.152645][ T32] r4:eaf29dc0 [ 1346.152666][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.152747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.152775][ T32] r4:00000000 [ 1346.152808][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.152862][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.152885][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.152944][ T32] r5:00001000 r4:dfd17000 [ 1346.152970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.153014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.153060][ T32] r5:852bd78c r4:852bd400 [ 1346.153081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.153158][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.153213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.153269][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.153293][ T32] r4:8530ac00 [ 1346.153313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.153362][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.153386][ T32] r4:00000001 [ 1346.153407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.153446][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.153502][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.153543][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.153572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.153614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.153667][ T32] r4:852cfa40 [ 1346.153730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.153772][ T32] INFO: task kworker/0:416:5655 blocked for more than 472 seconds. [ 1346.153806][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.153857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.153890][ T32] task:kworker/0:416 state:D stack:0 pid:5655 tgid:5655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.153940][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.153983][ T32] Call trace: [ 1346.154091][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.164711][ T32] r10:8291a684 r9:ebd75d84 r8:00000002 r7:60000113 r6:ebd75d8c r5:84ab6000 [ 1346.164827][ T32] r4:84ab6000 [ 1346.164855][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.164945][ T32] r5:84ab6000 r4:8291a680 [ 1346.164971][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.165019][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.165079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd75e08 [ 1346.165107][ T32] r4:00000000 [ 1346.165127][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.165167][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.165210][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.165258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d2b00 [ 1346.165281][ T32] r4:00000000 [ 1346.165301][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.165353][ T32] r9:83018005 r8:84ab6000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1346.165376][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.165439][ T32] r5:00001000 r4:eba85000 [ 1346.165528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.165638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.165703][ T32] r5:856daf8c r4:856dac00 [ 1346.165728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.165784][ T32] r7:dddced80 r6:83018000 r5:856daf8c r4:857b2600 [ 1346.165806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.165861][ T32] r10:61c88647 r9:84ab6000 r8:857b262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.165924][ T32] r4:857b2600 [ 1346.165976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.166103][ T32] r10:00000000 r9:857b2600 r8:80287e08 r7:ebce5e60 r6:857b2680 r5:84ab6000 [ 1346.166156][ T32] r4:00000001 [ 1346.166198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.166321][ T32] Exception stack(0xebd75fb0 to 0xebd75ff8) [ 1346.166396][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.166464][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.166530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.166598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.166653][ T32] r4:845ee9c0 [ 1346.167825][ T32] INFO: task kworker/0:416:5655 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.167889][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.168073][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.168214][ T32] Call trace: [ 1346.168305][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.168428][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.168532][ T32] r4:00000000 [ 1346.168585][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.168713][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.168794][ T32] 9d20: c2373000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.168862][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.168921][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.168982][ T32] r5:80070113 r4:80239bb0 [ 1346.169031][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.169120][ T32] r4:82ac21e4 [ 1346.169144][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.169192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.169216][ T32] r4:eaf29dc0 [ 1346.169235][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.169335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.169412][ T32] r4:00000000 [ 1346.169467][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.169522][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.169550][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.169617][ T32] r5:00001000 r4:dfd17000 [ 1346.169672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.169725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.169772][ T32] r5:852bd78c r4:852bd400 [ 1346.169792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.169844][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.169866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.169917][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.169940][ T32] r4:8530ac00 [ 1346.169987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.170043][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.170067][ T32] r4:00000001 [ 1346.170087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.170125][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.170206][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.170290][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.170323][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.170355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.170377][ T32] r4:852cfa40 [ 1346.170402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.170493][ T32] INFO: task kworker/1:843:5658 blocked for more than 472 seconds. [ 1346.170533][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.170586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.170701][ T32] task:kworker/1:843 state:D stack:0 pid:5658 tgid:5658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.170783][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.170902][ T32] Call trace: [ 1346.170951][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.171006][ T32] r10:8291a684 r9:ebd79d84 r8:00000002 r7:60000113 r6:ebd79d8c r5:84ab6c00 [ 1346.171057][ T32] r4:84ab6c00 [ 1346.171081][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.171129][ T32] r5:84ab6c00 r4:8291a680 [ 1346.171176][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.171222][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.171284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd79e08 [ 1346.171336][ T32] r4:00000000 [ 1346.171360][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.171398][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.171472][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.171524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce780 [ 1346.171547][ T32] r4:00000000 [ 1346.171566][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.171615][ T32] r9:83018205 r8:84ab6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1346.171673][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.171762][ T32] r5:00001000 r4:eb66d000 [ 1346.171870][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.171918][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.171964][ T32] r5:857e538c r4:857e5000 [ 1346.171985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.172035][ T32] r7:ddde2d80 r6:83018200 r5:857e538c r4:857d0200 [ 1346.172055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.172125][ T32] r10:61c88647 r9:84ab6c00 r8:857d022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.172152][ T32] r4:857d0200 [ 1346.172182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.172235][ T32] r10:00000000 r9:857d0200 r8:80287e08 r7:ebd69e60 r6:857b2700 r5:84ab6c00 [ 1346.172281][ T32] r4:00000001 [ 1346.172308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.172348][ T32] Exception stack(0xebd79fb0 to 0xebd79ff8) [ 1346.172377][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.172463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.172500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.172531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.172579][ T32] r4:857ce400 [ 1346.173064][ T32] INFO: task kworker/1:843:5658 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.173105][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.173294][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.173341][ T32] Call trace: [ 1346.173372][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.173493][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.173527][ T32] r4:00000000 [ 1346.173548][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.173591][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.173638][ T32] 9d20: c2373000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.173674][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.173707][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.173762][ T32] r5:80070113 r4:80239bb0 [ 1346.173793][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.173841][ T32] r4:82ac21e4 [ 1346.173861][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.173909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.173935][ T32] r4:eaf29dc0 [ 1346.173954][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.174028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.174056][ T32] r4:00000000 [ 1346.174077][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.174191][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.204775][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.204894][ T32] r5:00001000 r4:dfd17000 [ 1346.204922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.205022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.205089][ T32] r5:852bd78c r4:852bd400 [ 1346.205113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.205171][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.205195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.205260][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.205315][ T32] r4:8530ac00 [ 1346.205342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.205402][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.205427][ T32] r4:00000001 [ 1346.205449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.205495][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.205593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.205633][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.205665][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.205706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.205870][ T32] r4:852cfa40 [ 1346.205910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.205948][ T32] INFO: task kworker/1:844:5659 blocked for more than 472 seconds. [ 1346.205986][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.206029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.206057][ T32] task:kworker/1:844 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.206148][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.206196][ T32] Call trace: [ 1346.206229][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.206315][ T32] r10:8291a684 r9:ebd7dd84 r8:00000002 r7:60000113 r6:ebd7dd8c r5:84ab3c00 [ 1346.206394][ T32] r4:84ab3c00 [ 1346.206420][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.206496][ T32] r5:84ab3c00 r4:8291a680 [ 1346.206522][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.206567][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.206618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd7de08 [ 1346.206670][ T32] r4:00000000 [ 1346.206706][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.206780][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.206916][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.207052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce900 [ 1346.207082][ T32] r4:00000000 [ 1346.207104][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.207154][ T32] r9:83018205 r8:84ab3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1346.207256][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.207307][ T32] r5:00001000 r4:eb6c5000 [ 1346.207383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.207579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.207658][ T32] r5:857e578c r4:857e5400 [ 1346.207695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.207748][ T32] r7:ddde2d80 r6:83018200 r5:857e578c r4:857d0280 [ 1346.207771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.207907][ T32] r10:61c88647 r9:84ab3c00 r8:857d02ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.207947][ T32] r4:857d0280 [ 1346.208026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.208081][ T32] r10:00000000 r9:857d0280 r8:80287e08 r7:ebd69e60 r6:857b2780 r5:84ab3c00 [ 1346.208111][ T32] r4:00000001 [ 1346.208163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.208347][ T32] Exception stack(0xebd7dfb0 to 0xebd7dff8) [ 1346.208409][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.208444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.208473][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.208503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.208528][ T32] r4:857ce400 [ 1346.209382][ T32] INFO: task kworker/1:844:5659 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.209433][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.209501][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.209548][ T32] Call trace: [ 1346.209609][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.209671][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.209705][ T32] r4:00000000 [ 1346.209727][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.209773][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.209804][ T32] 9d20: c2985000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.209836][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.209864][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.209889][ T32] r5:80070113 r4:80239bb0 [ 1346.209909][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.209965][ T32] r4:82ac21e4 [ 1346.209986][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.210033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.210082][ T32] r4:eaf29dc0 [ 1346.210107][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.210154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.210217][ T32] r4:00000000 [ 1346.210243][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.210294][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.210317][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.210404][ T32] r5:00001000 r4:dfd17000 [ 1346.210428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.210501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.210578][ T32] r5:852bd78c r4:852bd400 [ 1346.210606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.210661][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.210683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.210772][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.210846][ T32] r4:8530ac00 [ 1346.210901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.210988][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.211013][ T32] r4:00000001 [ 1346.211033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.211072][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.211119][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.211157][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.211233][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.211357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.211405][ T32] r4:852cfa40 [ 1346.211474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.211547][ T32] INFO: task kworker/1:845:5663 blocked for more than 472 seconds. [ 1346.211631][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.211664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.211732][ T32] task:kworker/1:845 state:D stack:0 pid:5663 tgid:5663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.211813][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.211913][ T32] Call trace: [ 1346.212006][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.212082][ T32] r10:8291a684 r9:ebd8dd84 r8:00000002 r7:60000013 r6:ebd8dd8c r5:85799800 [ 1346.212121][ T32] r4:85799800 [ 1346.212155][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.212206][ T32] r5:85799800 r4:8291a680 [ 1346.212227][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.212268][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.212314][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd8de08 [ 1346.212369][ T32] r4:00000000 [ 1346.212417][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.212482][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.212522][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.212568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ceb00 ** 4 printk messages dropped ** [ 1346.212769][ T32] r5:00001000 r4:eb729000 ** 1 printk messages dropped ** [ 1346.212839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1346.212906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1346.213276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1346.235317][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.235954][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 5 printk messages dropped ** [ 1346.236364][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1346.236823][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.237194][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.237947][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.237996][ T32] r4:00000001 [ 1346.238041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.238121][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.238181][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.238243][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.238295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.238376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.238459][ T32] r4:852cfa40 [ 1346.238539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.238601][ T32] INFO: task kworker/1:846:5664 blocked for more than 472 seconds. [ 1346.238669][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.238723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.238796][ T32] task:kworker/1:846 state:D stack:0 pid:5664 tgid:5664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.238894][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.238990][ T32] Call trace: [ 1346.239061][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.239157][ T32] r10:8291a684 r9:ebd91d84 r8:00000002 r7:60000013 r6:ebd91d8c r5:8579ec00 [ 1346.239204][ T32] r4:8579ec00 [ 1346.239244][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.239327][ T32] r5:8579ec00 r4:8291a680 [ 1346.239366][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.239443][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.239527][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd91e08 [ 1346.239586][ T32] r4:00000000 [ 1346.239631][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.239713][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.239786][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.239897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cedc0 [ 1346.240003][ T32] r4:00000000 [ 1346.240066][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.240196][ T32] r9:83018205 r8:8579ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1346.240300][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.240391][ T32] r5:00001000 r4:eb82b000 [ 1346.240430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.240531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.240621][ T32] r5:857e678c r4:857e6400 [ 1346.240673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.240770][ T32] r7:ddde2d80 r6:83018200 r5:857e678c r4:857d0380 [ 1346.240811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.240909][ T32] r10:61c88647 r9:8579ec00 r8:857d03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.240975][ T32] r4:857d0380 [ 1346.241020][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.241165][ T32] r10:00000000 r9:857d0380 r8:80287e08 r7:ebd8de60 r6:857b2880 r5:8579ec00 [ 1346.241247][ T32] r4:00000001 [ 1346.241325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.241450][ T32] Exception stack(0xebd91fb0 to 0xebd91ff8) [ 1346.241509][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.241594][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.241653][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.241718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.241761][ T32] r4:857ceb40 [ 1346.243017][ T32] INFO: task kworker/1:846:5664 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.243087][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.243216][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.243333][ T32] Call trace: [ 1346.243453][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.243553][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.243598][ T32] r4:00000000 [ 1346.243673][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.243768][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.243822][ T32] 9d20: c2a6f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 ** 7 printk messages dropped ** [ 1346.274938][ T32] r4:eaf29dc0 ** 9 printk messages dropped ** [ 1346.275910][ T32] r5:852bd78c r4:852bd400 ** 9 printk messages dropped ** [ 1346.276277][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 10 printk messages dropped ** [ 1346.276906][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1346.278029][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.278528][ T32] r5:00001000 r4:eb805000 ** 1 printk messages dropped ** [ 1346.278600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.278649][ T32] r5:857e638c r4:857e6000 ** 1 printk messages dropped ** [ 1346.278727][ T32] r7:ddde2d80 r6:83018200 r5:857e638c r4:857d0400 ** 4 printk messages dropped ** [ 1346.278981][ T32] r10:00000000 r9:857d0400 r8:80287e08 r7:ebd91e60 r6:857d0480 r5:8581ec00 ** 8 printk messages dropped ** [ 1346.280156][ T32] INFO: task kworker/1:847:5665 is blocked on a mutex likely owned by task kworker/1:426:4465. ** 7 printk messages dropped ** [ 1346.280694][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.280728][ T32] 9d20: c308d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.280760][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.280808][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.280870][ T32] r5:80070113 r4:80239bb0 [ 1346.280895][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.280940][ T32] r4:82ac21e4 [ 1346.280961][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.281009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.281033][ T32] r4:eaf29dc0 [ 1346.281052][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.281099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.281122][ T32] r4:00000000 [ 1346.281142][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.281190][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.281251][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.281393][ T32] r5:00001000 r4:dfd17000 [ 1346.281418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.281494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.281578][ T32] r5:852bd78c r4:852bd400 [ 1346.281650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.281711][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.281736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.281817][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.281846][ T32] r4:8530ac00 [ 1346.281873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.281929][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.281967][ T32] r4:00000001 [ 1346.282048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.282090][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.282118][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.282151][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.282201][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.282288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.282314][ T32] r4:852cfa40 [ 1346.282365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.282402][ T32] INFO: task kworker/1:848:5669 blocked for more than 472 seconds. [ 1346.282484][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.282532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.282583][ T32] task:kworker/1:848 state:D stack:0 pid:5669 tgid:5669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.282636][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.282677][ T32] Call trace: [ 1346.282766][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.282832][ T32] r10:8291a684 r9:ebd89d84 r8:00000002 r7:60000113 r6:ebd89d8c r5:85818000 [ 1346.282857][ T32] r4:85818000 [ 1346.282911][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.283006][ T32] r5:85818000 r4:8291a680 [ 1346.283030][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.283100][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.283206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd89e08 [ 1346.283233][ T32] r4:00000000 [ 1346.283272][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.283449][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.283510][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.283560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cef00 [ 1346.283584][ T32] r4:00000000 [ 1346.283603][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.283652][ T32] r9:83018205 r8:85818000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1346.283676][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.283729][ T32] r5:00001000 r4:eb843000 [ 1346.283749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.283871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.283965][ T32] r5:857e6b8c r4:857e6800 [ 1346.284055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.284219][ T32] r7:ddde2d80 r6:83018200 r5:857e6b8c r4:857d0500 [ 1346.308724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.308845][ T32] r10:61c88647 r9:85818000 r8:857d052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.308903][ T32] r4:857d0500 [ 1346.308935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.308999][ T32] r10:00000000 r9:857d0500 r8:80287e08 r7:ebd91e60 r6:857d0580 r5:85818000 [ 1346.309083][ T32] r4:00000001 [ 1346.309110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.309154][ T32] Exception stack(0xebd89fb0 to 0xebd89ff8) [ 1346.309212][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.309247][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.309276][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.309308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.309331][ T32] r4:857cec40 [ 1346.310182][ T32] INFO: task kworker/1:848:5669 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.310226][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.310319][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.310409][ T32] Call trace: [ 1346.310450][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.310521][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.310545][ T32] r4:00000000 [ 1346.310593][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.310643][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.310675][ T32] 9d20: c31c7000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.310714][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.310764][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.310860][ T32] r5:80070113 r4:80239bb0 [ 1346.310887][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.310936][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1346.311042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 8 printk messages dropped ** [ 1346.311358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1346.311742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1346.311958][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 3 printk messages dropped ** [ 1346.312125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1346.312493][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.312840][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1346.313059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ce240 [ 1346.313084][ T32] r4:00000000 [ 1346.313103][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.313237][ T32] r9:83018205 r8:85790000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1346.313266][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.313313][ T32] r5:00001000 r4:eb867000 [ 1346.313364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.313442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.313493][ T32] r5:857e6f8c r4:857e6c00 [ 1346.313514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.313571][ T32] r7:ddde2d80 r6:83018200 r5:857e6f8c r4:857d0600 [ 1346.313623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.313721][ T32] r10:61c88647 r9:85790000 r8:857d062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.313750][ T32] r4:857d0600 [ 1346.313771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.313873][ T32] r10:00000000 r9:857d0600 r8:80287e08 r7:ebd89e60 r6:857d0680 r5:85790000 [ 1346.313901][ T32] r4:00000001 [ 1346.313922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.313961][ T32] Exception stack(0xebd81fb0 to 0xebd81ff8) [ 1346.313992][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.314041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.314074][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.314111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.314252][ T32] r4:857cec40 [ 1346.337233][ T32] INFO: task kworker/1:849:5670 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.337432][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.337636][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.337803][ T32] Call trace: [ 1346.337897][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.338046][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.338111][ T32] r4:00000000 [ 1346.338165][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.338269][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.338346][ T32] 9d20: c33f5000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.338420][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.338519][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.338600][ T32] r5:80070113 r4:80239bb0 [ 1346.338657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.338813][ T32] r4:82ac21e4 [ 1346.338902][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.339032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.339094][ T32] r4:eaf29dc0 [ 1346.339149][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.339268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.339324][ T32] r4:00000000 [ 1346.339386][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.339509][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.339598][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.339711][ T32] r5:00001000 r4:dfd17000 [ 1346.339771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.339881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.339991][ T32] r5:852bd78c r4:852bd400 [ 1346.340045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.340189][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.340251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.340382][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.340457][ T32] r4:8530ac00 [ 1346.340509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.340631][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.340690][ T32] r4:00000001 [ 1346.340739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.340840][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.340911][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.341015][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.341091][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.341193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.341288][ T32] r4:852cfa40 [ 1346.341376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.341492][ T32] INFO: task kworker/1:850:5672 blocked for more than 472 seconds. [ 1346.341586][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.341656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.341704][ T32] task:kworker/1:850 state:D stack:0 pid:5672 tgid:5672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.341827][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.341931][ T32] Call trace: [ 1346.342014][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.342136][ T32] r10:8291a684 r9:ebd9dd84 r8:00000002 r7:60000113 r6:ebd9dd8c r5:85820000 [ 1346.342192][ T32] r4:85820000 [ 1346.342240][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.342341][ T32] r5:85820000 r4:8291a680 [ 1346.342406][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.342526][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.342638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd9de08 [ 1346.342698][ T32] r4:00000000 [ 1346.342857][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.342995][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.343099][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.343201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815040 [ 1346.343281][ T32] r4:00000000 [ 1346.343347][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.343457][ T32] r9:83018205 r8:85820000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1346.343511][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.343609][ T32] r5:00001000 r4:eba39000 [ 1346.343654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.343768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.343905][ T32] r5:857e738c r4:857e7000 [ 1346.343960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.344069][ T32] r7:ddde2d80 r6:83018200 r5:857e738c r4:857d0700 [ 1346.344125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.373905][ T32] r10:61c88647 r9:85820000 r8:857d072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.375155][ T32] r4:857d0700 [ 1346.375331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.375547][ T32] r10:00000000 r9:857d0700 r8:80287e08 r7:ebd81e60 r6:857d0780 r5:85820000 [ 1346.375609][ T32] r4:00000001 [ 1346.375662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.375766][ T32] Exception stack(0xebd9dfb0 to 0xebd9dff8) [ 1346.375877][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.375956][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.376043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.376136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.376196][ T32] r4:857ced80 [ 1346.377802][ T32] INFO: task kworker/1:850:5672 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.377915][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.378178][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.378356][ T32] Call trace: [ 1346.378471][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.378609][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.378669][ T32] r4:00000000 [ 1346.378724][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.378861][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.378936][ T32] 9d20: c35d9000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.379013][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.379083][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.379200][ T32] r5:80070113 r4:80239bb0 [ 1346.379275][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.379383][ T32] r4:82ac21e4 [ 1346.379436][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.379579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.379649][ T32] r4:eaf29dc0 [ 1346.379704][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.379825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.379889][ T32] r4:00000000 [ 1346.379942][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.380062][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.380119][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.380264][ T32] r5:00001000 r4:dfd17000 [ 1346.380325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.380426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.380540][ T32] r5:852bd78c r4:852bd400 [ 1346.380621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.380758][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.380826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.380949][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.381013][ T32] r4:8530ac00 [ 1346.381065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.381183][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.381268][ T32] r4:00000001 [ 1346.381327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.381423][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.381516][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.381602][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.381674][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.381773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.382096][ T32] r4:852cfa40 [ 1346.382342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.382446][ T32] INFO: task kworker/1:851:5674 blocked for more than 472 seconds. [ 1346.382530][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.382621][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.382678][ T32] task:kworker/1:851 state:D stack:0 pid:5674 tgid:5674 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.382878][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.383028][ T32] Call trace: [ 1346.383138][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.383274][ T32] r10:8291a684 r9:ebda9d84 r8:00000002 r7:60000013 r6:ebda9d8c r5:84640c00 [ 1346.383349][ T32] r4:84640c00 [ 1346.383404][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.383503][ T32] r5:84640c00 r4:8291a680 [ 1346.383559][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.383662][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.383770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebda9e08 [ 1346.383856][ T32] r4:00000000 [ 1346.383913][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.383999][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.384083][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.409211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815300 [ 1346.409481][ T32] r4:00000000 [ 1346.409552][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.409740][ T32] r9:83018205 r8:84640c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1346.409865][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.410014][ T32] r5:00001000 r4:eba53000 [ 1346.410075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.410177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.410291][ T32] r5:857e778c r4:857e7400 [ 1346.410348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.410489][ T32] r7:ddde2d80 r6:83018200 r5:857e778c r4:857d0800 [ 1346.410552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.410676][ T32] r10:61c88647 r9:84640c00 r8:857d082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.410767][ T32] r4:857d0800 [ 1346.410849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.410979][ T32] r10:00000000 r9:857d0800 r8:80287e08 r7:ebd9de60 r6:857b2900 r5:84640c00 [ 1346.411043][ T32] r4:00000001 [ 1346.411098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.411196][ T32] Exception stack(0xebda9fb0 to 0xebda9ff8) [ 1346.411279][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.411358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.411453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.411540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.411651][ T32] r4:858150c0 [ 1346.413274][ T32] INFO: task kworker/1:851:5674 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.413369][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.413551][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.413665][ T32] Call trace: [ 1346.413705][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.413771][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.413810][ T32] r4:00000000 [ 1346.413868][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.413947][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.414035][ T32] 9d20: c36ac000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.414076][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.414218][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.432535][ T32] r5:80070113 r4:80239bb0 [ 1346.432639][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.432781][ T32] r4:82ac21e4 [ 1346.432833][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.432936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.432984][ T32] r4:eaf29dc0 [ 1346.433028][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.433126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.433203][ T32] r4:00000000 [ 1346.433245][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.433354][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.433407][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.433504][ T32] r5:00001000 r4:dfd17000 [ 1346.433544][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.433639][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.433734][ T32] r5:852bd78c r4:852bd400 [ 1346.433757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.434063][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.434093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.434215][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.440148][ T32] r4:8530ac00 [ 1346.440222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.440357][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.440393][ T32] r4:00000001 [ 1346.440416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.440463][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.440500][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.440531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.440571][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.440632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.440689][ T32] r4:852cfa40 [ 1346.440751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.440811][ T32] INFO: task kworker/1:852:5675 blocked for more than 472 seconds. [ 1346.440856][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.440885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.440909][ T32] task:kworker/1:852 state:D stack:0 pid:5675 tgid:5675 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.441010][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.441114][ T32] Call trace: [ 1346.441184][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.441248][ T32] r10:8291a684 r9:ebdadd84 r8:00000002 r7:60000013 r6:ebdadd8c r5:84642400 [ 1346.441272][ T32] r4:84642400 [ 1346.441327][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.441388][ T32] r5:84642400 r4:8291a680 [ 1346.441410][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.441453][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.441526][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdade08 [ 1346.441564][ T32] r4:00000000 [ 1346.441606][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.441654][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.441743][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.441800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d2ec0 [ 1346.441825][ T32] r4:00000000 [ 1346.441886][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.441963][ T32] r9:83018205 r8:84642400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1346.441991][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.442064][ T32] r5:00001000 r4:ebbbf000 [ 1346.442114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.442209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.442301][ T32] r5:856db78c r4:856db400 [ 1346.442343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.442449][ T32] r7:ddde2d80 r6:83018200 r5:856db78c r4:857d0880 [ 1346.442502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.442632][ T32] r10:61c88647 r9:84642400 r8:857d08ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.442686][ T32] r4:857d0880 [ 1346.442766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.442894][ T32] r10:00000000 r9:857d0880 r8:80287e08 r7:ebda9e60 r6:857b2980 r5:84642400 [ 1346.442943][ T32] r4:00000001 [ 1346.442991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.443099][ T32] Exception stack(0xebdadfb0 to 0xebdadff8) [ 1346.443168][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.443230][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.443289][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.443357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.443399][ T32] r4:85815180 [ 1346.459653][ T32] INFO: task kworker/1:852:5675 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.459863][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.460015][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.460129][ T32] Call trace: [ 1346.460198][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.460302][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.460333][ T32] r4:00000000 [ 1346.460360][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.460413][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.460453][ T32] 9d20: c3c80000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.460519][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.460559][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.460593][ T32] r5:80070113 r4:80239bb0 [ 1346.460649][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.460743][ T32] r4:82ac21e4 [ 1346.460771][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.460856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.460885][ T32] r4:eaf29dc0 [ 1346.460932][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.460993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.461046][ T32] r4:00000000 [ 1346.461077][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.461158][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.461194][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.461270][ T32] r5:00001000 r4:dfd17000 [ 1346.461294][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.461348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.461427][ T32] r5:852bd78c r4:852bd400 [ 1346.461453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.461512][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.461562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.461655][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.461685][ T32] r4:8530ac00 [ 1346.461718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.461796][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.461845][ T32] r4:00000001 [ 1346.461908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.461967][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.462013][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.462087][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.462127][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.462190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.462221][ T32] r4:852cfa40 [ 1346.462248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.462284][ T32] INFO: task kworker/1:853:5677 blocked for more than 472 seconds. [ 1346.462327][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.462386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.462422][ T32] task:kworker/1:853 state:D stack:0 pid:5677 tgid:5677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.462533][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.462649][ T32] Call trace: [ 1346.462726][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.462878][ T32] r10:8291a684 r9:ebdb1d84 r8:00000002 r7:60000113 r6:ebdb1d8c r5:84643000 [ 1346.462914][ T32] r4:84643000 [ 1346.462965][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.463033][ T32] r5:84643000 r4:8291a680 [ 1346.463082][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.463136][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.463212][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb1e08 [ 1346.463240][ T32] r4:00000000 [ 1346.463263][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.463304][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.463370][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.463427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815480 [ 1346.463474][ T32] r4:00000000 [ 1346.463528][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.463587][ T32] r9:83018205 r8:84643000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1346.463615][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.463664][ T32] r5:00001000 r4:eba6b000 [ 1346.463733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.463810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.463873][ T32] r5:857e7b8c r4:857e7800 [ 1346.463922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.463981][ T32] r7:ddde2d80 r6:83018200 r5:857e7b8c r4:857d0900 [ 1346.464048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.464113][ T32] r10:61c88647 r9:84643000 r8:857d092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.464262][ T32] r4:857d0900 [ 1346.485101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.485235][ T32] r10:00000000 r9:857d0900 r8:80287e08 r7:ebdade60 r6:857b2a00 r5:84643000 [ 1346.485265][ T32] r4:00000001 [ 1346.485289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.485335][ T32] Exception stack(0xebdb1fb0 to 0xebdb1ff8) [ 1346.485487][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.485529][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.485619][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.485658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.485684][ T32] r4:85815280 [ 1346.486671][ T32] INFO: task kworker/1:853:5677 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.486719][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.486863][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.486982][ T32] Call trace: [ 1346.487018][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.487107][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.487136][ T32] r4:00000000 [ 1346.487176][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.487227][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.487287][ T32] 9d20: c40f4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.487323][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.487350][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.487388][ T32] r5:80070113 r4:80239bb0 [ 1346.487413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.487462][ T32] r4:82ac21e4 [ 1346.487512][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.487592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.487623][ T32] r4:eaf29dc0 [ 1346.487682][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.487762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.487790][ T32] r4:00000000 [ 1346.487841][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.487928][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.487967][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.488026][ T32] r5:00001000 r4:dfd17000 [ 1346.488049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.488119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.488199][ T32] r5:852bd78c r4:852bd400 [ 1346.488225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.488279][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.488307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.488363][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.488387][ T32] r4:8530ac00 [ 1346.488434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.488508][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.488538][ T32] r4:00000001 [ 1346.488565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.488607][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.488666][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.488706][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.488739][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.488798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.488826][ T32] r4:852cfa40 [ 1346.488861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.488920][ T32] INFO: task kworker/0:417:5680 blocked for more than 473 seconds. [ 1346.488961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.489041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.489068][ T32] task:kworker/0:417 state:D stack:0 pid:5680 tgid:5680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.489121][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.489202][ T32] Call trace: [ 1346.489237][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.489345][ T32] r10:8291a684 r9:ebda5d84 r8:00000002 r7:60000113 r6:ebda5d8c r5:84643c00 [ 1346.489377][ T32] r4:84643c00 [ 1346.489399][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.489529][ T32] r5:84643c00 r4:8291a680 [ 1346.489557][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.489611][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.489691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebda5e08 [ 1346.489718][ T32] r4:00000000 [ 1346.489775][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.489848][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.489948][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.490047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815600 [ 1346.490096][ T32] r4:00000000 [ 1346.490136][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.490237][ T32] r9:83018005 r8:84643c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1346.490286][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.490389][ T32] r5:00001000 r4:ebab9000 [ 1346.490469][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.490582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.490698][ T32] r5:857e7f8c r4:857e7c00 [ 1346.490774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.490907][ T32] r7:dddced80 r6:83018000 r5:857e7f8c r4:857b2a80 [ 1346.490948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.491002][ T32] r10:61c88647 r9:84643c00 r8:857b2aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.491030][ T32] r4:857b2a80 [ 1346.491085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.491166][ T32] r10:00000000 r9:857b2a80 r8:80287e08 r7:ebce5e60 r6:857b2b00 r5:84643c00 [ 1346.491191][ T32] r4:00000001 [ 1346.491234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.491278][ T32] Exception stack(0xebda5fb0 to 0xebda5ff8) [ 1346.491333][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.491367][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.491434][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.491526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.491595][ T32] r4:857d2980 [ 1346.492350][ T32] INFO: task kworker/0:417:5680 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.492434][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.492584][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.492702][ T32] Call trace: [ 1346.492767][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.492887][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.492922][ T32] r4:00000000 [ 1346.492944][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.492989][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.493080][ T32] 9d20: c40f4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.493145][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.493177][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.493205][ T32] r5:80070113 r4:80239bb0 [ 1346.493276][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.493355][ T32] r4:82ac21e4 [ 1346.493389][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.493439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.493463][ T32] r4:eaf29dc0 [ 1346.493509][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.493650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.493691][ T32] r4:00000000 [ 1346.493742][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.493801][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.493860][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.493958][ T32] r5:00001000 r4:dfd17000 [ 1346.494052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.494106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.508726][ T32] r5:852bd78c r4:852bd400 [ 1346.508781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.508905][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.508941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.509026][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.509056][ T32] r4:8530ac00 [ 1346.509103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.509182][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.509256][ T32] r4:00000001 [ 1346.509333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.509438][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.509505][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.509600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.509700][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.509768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.509851][ T32] r4:852cfa40 [ 1346.509945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1346.510270][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.510646][ T32] r5:84644800 r4:8291a680 ** 3 printk messages dropped ** [ 1346.510936][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.511145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815900 ** 3 printk messages dropped ** [ 1346.511333][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1346.511446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.511498][ T32] r5:857ec38c r4:857ec000 [ 1346.511524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.511595][ T32] r7:ddde2d80 r6:83018200 r5:857ec38c r4:857d0980 [ 1346.511625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.511680][ T32] r10:61c88647 r9:84644800 r8:857d09ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.511731][ T32] r4:857d0980 [ 1346.511783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.511847][ T32] r10:00000000 r9:857d0980 r8:80287e08 r7:ebdade60 r6:857b2b80 r5:84644800 [ 1346.511926][ T32] r4:00000001 [ 1346.511951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.512039][ T32] Exception stack(0xebda1fb0 to 0xebda1ff8) [ 1346.512079][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.512141][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.512207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.512272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.512317][ T32] r4:85815580 [ 1346.513326][ T32] INFO: task kworker/1:854:5682 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.513367][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.513501][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.513565][ T32] Call trace: [ 1346.513654][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.513744][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.513799][ T32] r4:00000000 [ 1346.513824][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.513904][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.513975][ T32] 9d20: c40f4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.514012][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.514071][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.514122][ T32] r5:80070113 r4:80239bb0 [ 1346.536692][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.536936][ T32] r4:82ac21e4 [ 1346.536979][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.537117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.537147][ T32] r4:eaf29dc0 [ 1346.537167][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.537226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.537250][ T32] r4:00000000 [ 1346.537299][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.537357][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.537381][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.537439][ T32] r5:00001000 r4:dfd17000 [ 1346.537461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.537505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.537553][ T32] r5:852bd78c r4:852bd400 [ 1346.537600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.537659][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.537811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.537876][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.537933][ T32] r4:8530ac00 [ 1346.537987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.538080][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.538117][ T32] r4:00000001 [ 1346.538139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.538182][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.538276][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.538315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.538363][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.538400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.538439][ T32] r4:852cfa40 [ 1346.538501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.538540][ T32] INFO: task kworker/0:418:5683 blocked for more than 473 seconds. [ 1346.538631][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.538665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.538690][ T32] task:kworker/0:418 state:D stack:0 pid:5683 tgid:5683 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1346.539174][ T32] r4:84645400 ** 4 printk messages dropped ** [ 1346.539437][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb5e08 ** 2 printk messages dropped ** [ 1346.539519][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.539651][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.539703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d2dc0 [ 1346.539726][ T32] r4:00000000 [ 1346.539767][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.539822][ T32] r9:83018005 r8:84645400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1346.539851][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.539899][ T32] r5:00001000 r4:ebaf5000 [ 1346.539977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.540028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.540075][ T32] r5:856db38c r4:856db000 [ 1346.540122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.540178][ T32] r7:dddced80 r6:83018000 r5:856db38c r4:857b2c00 [ 1346.540276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.540332][ T32] r10:61c88647 r9:84645400 r8:857b2c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.540383][ T32] r4:857b2c00 [ 1346.540410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.540496][ T32] r10:00000000 r9:857b2c00 r8:80287e08 r7:ebce5e60 r6:857b2c80 r5:84645400 [ 1346.540528][ T32] r4:00000001 [ 1346.540791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.540842][ T32] Exception stack(0xebdb5fb0 to 0xebdb5ff8) [ 1346.540901][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.540954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.541041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.541186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.541213][ T32] r4:857d2ac0 [ 1346.542282][ T32] INFO: task kworker/0:418:5683 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.542325][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.542651][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.542723][ T32] Call trace: [ 1346.542809][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.542879][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.542903][ T32] r4:00000000 [ 1346.542924][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.542971][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.543002][ T32] 9d20: c4419000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.543033][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.543087][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.543175][ T32] r5:80070113 r4:80239bb0 [ 1346.543202][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.543249][ T32] r4:82ac21e4 [ 1346.543270][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.543351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.543379][ T32] r4:eaf29dc0 [ 1346.543400][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.543448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.543472][ T32] r4:00000000 [ 1346.543492][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.543541][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.543563][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.543691][ T32] r5:00001000 r4:dfd17000 [ 1346.543724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.543847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.543940][ T32] r5:852bd78c r4:852bd400 [ 1346.544035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.544110][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.544166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.567994][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.568085][ T32] r4:8530ac00 [ 1346.568141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.568230][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.568258][ T32] r4:00000001 [ 1346.568279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.568322][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.568357][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.568390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.568421][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.568454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.568477][ T32] r4:852cfa40 ** 2 printk messages dropped ** [ 1346.568583][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1346.568959][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1346.569329][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd99e08 ** 2 printk messages dropped ** [ 1346.569520][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.569576][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.569624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591c780 [ 1346.569648][ T32] r4:00000000 [ 1346.569668][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.569801][ T32] r9:83018005 r8:84646000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1346.569830][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.569879][ T32] r5:00001000 r4:eae67000 [ 1346.569945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.570069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.570124][ T32] r5:856dbf8c r4:856dbc00 [ 1346.570147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.570198][ T32] r7:dddced80 r6:83018000 r5:856dbf8c r4:857b2d00 [ 1346.570221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.570272][ T32] r10:61c88647 r9:84646000 r8:857b2d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.570296][ T32] r4:857b2d00 [ 1346.570315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.570364][ T32] r10:00000000 r9:857b2d00 r8:80287e08 r7:ebce5e60 r6:857b2d80 r5:84646000 [ 1346.570387][ T32] r4:00000001 [ 1346.570406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.570457][ T32] Exception stack(0xebd99fb0 to 0xebd99ff8) [ 1346.570513][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.570573][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.570605][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.570641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.570761][ T32] r4:857d2e00 [ 1346.571589][ T32] INFO: task kworker/0:419:5686 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.571662][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.571845][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.571917][ T32] Call trace: [ 1346.571954][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.572021][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.572047][ T32] r4:00000000 [ 1346.572091][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.572174][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.572252][ T32] 9d20: c4757000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.572322][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.572355][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.572407][ T32] r5:80070113 r4:80239bb0 [ 1346.572436][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.572493][ T32] r4:82ac21e4 [ 1346.572515][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.572564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.572600][ T32] r4:eaf29dc0 [ 1346.572624][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.572689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.572716][ T32] r4:00000000 [ 1346.572737][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.572802][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.572851][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.572917][ T32] r5:00001000 r4:dfd17000 [ 1346.572965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.573024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.573075][ T32] r5:852bd78c r4:852bd400 [ 1346.573138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.573204][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.573228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.573286][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.573336][ T32] r4:8530ac00 [ 1346.573362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.573416][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.573440][ T32] r4:00000001 [ 1346.573494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.573549][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.573581][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.573612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.573643][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.573713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.573740][ T32] r4:852cfa40 [ 1346.573765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.573793][ T32] INFO: task kworker/1:855:5688 blocked for more than 473 seconds. [ 1346.573870][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.573901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.573923][ T32] task:kworker/1:855 state:D stack:0 pid:5688 tgid:5688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.573973][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.574020][ T32] Call trace: [ 1346.574053][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.574209][ T32] r10:8291a684 r9:ebdc1d84 r8:00000002 r7:60000113 r6:ebdc1d8c r5:84641800 [ 1346.594059][ T32] r4:84641800 [ 1346.594130][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.594806][ T32] r5:84641800 r4:8291a680 [ 1346.594866][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.594999][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.595085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc1e08 [ 1346.595148][ T32] r4:00000000 [ 1346.595195][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.595242][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.595287][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.595335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815a00 [ 1346.595383][ T32] r4:00000000 [ 1346.595408][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.595462][ T32] r9:83018205 r8:84641800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1346.595486][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.595559][ T32] r5:00001000 r4:ebc4b000 [ 1346.595609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.595680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.595733][ T32] r5:857ec78c r4:857ec400 [ 1346.595760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.595823][ T32] r7:ddde2d80 r6:83018200 r5:857ec78c r4:857d0a00 [ 1346.595878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.595964][ T32] r10:61c88647 r9:84641800 r8:857d0a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.595992][ T32] r4:857d0a00 ** 1 printk messages dropped ** [ 1346.596074][ T32] r10:00000000 r9:857d0a00 r8:80287e08 r7:ebda1e60 r6:857b2e00 r5:84641800 ** 5 printk messages dropped ** [ 1346.596315][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.597305][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.597671][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 3 printk messages dropped ** [ 1346.597835][ T32] r5:80070113 r4:80239bb0 ** 3 printk messages dropped ** [ 1346.597972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 7 printk messages dropped ** [ 1346.598414][ T32] r5:00001000 r4:dfd17000 ** 4 printk messages dropped ** [ 1346.598663][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 4 printk messages dropped ** [ 1346.598957][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.598983][ T32] r4:00000001 [ 1346.599008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.599048][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.599077][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.599172][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.599209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.599291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.599323][ T32] r4:852cfa40 [ 1346.599372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.599407][ T32] INFO: task kworker/1:856:5690 blocked for more than 473 seconds. [ 1346.599444][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.599477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.599499][ T32] task:kworker/1:856 state:D stack:0 pid:5690 tgid:5690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.599567][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.599611][ T32] Call trace: [ 1346.599642][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.599717][ T32] r10:8291a684 r9:ebdc9d84 r8:00000002 r7:60000113 r6:ebdc9d8c r5:8579e000 [ 1346.599748][ T32] r4:8579e000 [ 1346.599770][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.599818][ T32] r5:8579e000 r4:8291a680 [ 1346.599838][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.600009][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.600087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc9e08 [ 1346.600122][ T32] r4:00000000 [ 1346.600146][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.600188][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.600226][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.600272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815b40 [ 1346.600294][ T32] r4:00000000 [ 1346.600315][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.600402][ T32] r9:83018205 r8:8579e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1346.600430][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.600477][ T32] r5:00001000 r4:ebc63000 [ 1346.600498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.600540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.600585][ T32] r5:857ecb8c r4:857ec800 [ 1346.600605][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.600722][ T32] r7:ddde2d80 r6:83018200 r5:857ecb8c r4:857d0a80 [ 1346.600748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.600825][ T32] r10:61c88647 r9:8579e000 r8:857d0aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.600889][ T32] r4:857d0a80 [ 1346.600962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.601026][ T32] r10:00000000 r9:857d0a80 r8:80287e08 r7:ebdc1e60 r6:857b2e80 r5:8579e000 [ 1346.601051][ T32] r4:00000001 [ 1346.601094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.601159][ T32] Exception stack(0xebdc9fb0 to 0xebdc9ff8) [ 1346.601225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.601261][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.601291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.601323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.601346][ T32] r4:85815800 [ 1346.601812][ T32] INFO: task kworker/1:856:5690 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.601850][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.601910][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.601957][ T32] Call trace: [ 1346.602012][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.602075][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.602100][ T32] r4:00000000 [ 1346.602121][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.602197][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.602234][ T32] 9d20: c4a56000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.602266][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.602309][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.602339][ T32] r5:80070113 r4:80239bb0 [ 1346.602363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.602412][ T32] r4:82ac21e4 [ 1346.602434][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.602481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.602521][ T32] r4:eaf29dc0 [ 1346.602545][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.602616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.602696][ T32] r4:00000000 [ 1346.602735][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.602823][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.602864][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.602947][ T32] r5:00001000 r4:dfd17000 [ 1346.602973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.603070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.603122][ T32] r5:852bd78c r4:852bd400 [ 1346.603143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.603226][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.603253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.603307][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.603331][ T32] r4:8530ac00 [ 1346.603351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.603403][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.603426][ T32] r4:00000001 [ 1346.603447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.603486][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.603596][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.603632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.603662][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.603693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.603788][ T32] r4:852cfa40 [ 1346.603813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.603840][ T32] INFO: task kworker/1:857:5692 blocked for more than 473 seconds. [ 1346.603868][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.603894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.603916][ T32] task:kworker/1:857 state:D stack:0 pid:5692 tgid:5692 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1346.604122][ T32] r4:84ab1800 ** 1 printk messages dropped ** [ 1346.624946][ T32] r5:84ab1800 r4:8291a680 [ 1346.625109][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.625219][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.625276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdd1e08 [ 1346.625423][ T32] r4:00000000 [ 1346.625452][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.625522][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.625597][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.625651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815e00 [ 1346.625689][ T32] r4:00000000 [ 1346.625754][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.625877][ T32] r9:83018205 r8:84ab1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1346.625907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.625960][ T32] r5:00001000 r4:ebddf000 [ 1346.626009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.626083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.626208][ T32] r5:857ed38c r4:857ed000 [ 1346.626235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.626292][ T32] r7:ddde2d80 r6:83018200 r5:857ed38c r4:857d0b00 [ 1346.626315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.626366][ T32] r10:61c88647 r9:84ab1800 r8:857d0b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.626390][ T32] r4:857d0b00 [ 1346.626410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.626489][ T32] r10:00000000 r9:857d0b00 r8:80287e08 r7:ebdc9e60 r6:857b2f00 r5:84ab1800 [ 1346.626517][ T32] r4:00000001 [ 1346.626572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.626668][ T32] Exception stack(0xebdd1fb0 to 0xebdd1ff8) [ 1346.626707][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.626776][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.626826][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.626874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.627010][ T32] r4:85815c00 [ 1346.627890][ T32] INFO: task kworker/1:857:5692 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.627943][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.628102][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.628157][ T32] Call trace: [ 1346.628214][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.628308][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.628341][ T32] r4:00000000 [ 1346.628416][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.628560][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.628598][ T32] 9d20: c4d4d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.628650][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.628812][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.628881][ T32] r5:80070113 r4:80239bb0 [ 1346.628909][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.628960][ T32] r4:82ac21e4 [ 1346.628981][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.629063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.629094][ T32] r4:eaf29dc0 [ 1346.629127][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.629202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.629232][ T32] r4:00000000 [ 1346.629254][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.629379][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.629405][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.629452][ T32] r5:00001000 r4:dfd17000 [ 1346.629497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.629545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.629593][ T32] r5:852bd78c r4:852bd400 [ 1346.629614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.629667][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.629689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.629741][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.629814][ T32] r4:8530ac00 [ 1346.629863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.629920][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.629944][ T32] r4:00000001 [ 1346.629987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.630038][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.630068][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.630099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.630143][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.630204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.630243][ T32] r4:852cfa40 [ 1346.630309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.630343][ T32] INFO: task kworker/1:858:5693 blocked for more than 473 seconds. [ 1346.630379][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.630438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.630465][ T32] task:kworker/1:858 state:D stack:0 pid:5693 tgid:5693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.630519][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.630827][ T32] r4:84640000 ** 1 printk messages dropped ** [ 1346.630908][ T32] r5:84640000 r4:8291a680 ** 1 printk messages dropped ** [ 1346.631012][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1346.631224][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1346.631412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815c80 ** 4 printk messages dropped ** [ 1346.631715][ T32] r5:00001000 r4:ebc6f000 ** 1 printk messages dropped ** [ 1346.631813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.631889][ T32] r5:857ecf8c r4:857ecc00 [ 1346.631925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.631998][ T32] r7:ddde2d80 r6:83018200 r5:857ecf8c r4:857d0c00 [ 1346.632149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.632208][ T32] r10:61c88647 r9:84640000 r8:857d0c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.632232][ T32] r4:857d0c00 [ 1346.632282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.632390][ T32] r10:00000000 r9:857d0c00 r8:80287e08 r7:ebdd1e60 r6:857b2f80 r5:84640000 [ 1346.632467][ T32] r4:00000001 [ 1346.632491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.632604][ T32] Exception stack(0xebdd5fb0 to 0xebdd5ff8) [ 1346.632647][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.632682][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.632711][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.632749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.632774][ T32] r4:85815c00 [ 1346.633249][ T32] INFO: task kworker/1:858:5693 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.633313][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.633419][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.633481][ T32] Call trace: [ 1346.633519][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.633577][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.633600][ T32] r4:00000000 [ 1346.633644][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.633717][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.633850][ T32] 9d20: c4d4d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.633889][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.633916][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.633942][ T32] r5:80070113 r4:80239bb0 [ 1346.633976][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.634030][ T32] r4:82ac21e4 [ 1346.634053][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.634113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.658901][ T32] r4:eaf29dc0 [ 1346.659102][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.659273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.659322][ T32] r4:00000000 [ 1346.659372][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.659503][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.659594][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.659744][ T32] r5:00001000 r4:dfd17000 [ 1346.659790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.659881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.659977][ T32] r5:852bd78c r4:852bd400 [ 1346.660029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.660143][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.660217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.660345][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.660407][ T32] r4:8530ac00 [ 1346.660476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.660597][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.660656][ T32] r4:00000001 [ 1346.660723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.660809][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.660898][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.660962][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.661156][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.661242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.661287][ T32] r4:852cfa40 [ 1346.661341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.661435][ T32] INFO: task kworker/1:859:5695 blocked for more than 473 seconds. [ 1346.661516][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.661600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.661649][ T32] task:kworker/1:859 state:D stack:0 pid:5695 tgid:5695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.661771][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.661866][ T32] Call trace: [ 1346.661943][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.662097][ T32] r10:8291a684 r9:ebdddd84 r8:00000002 r7:60000113 r6:ebdddd8c r5:858c8c00 [ 1346.662176][ T32] r4:858c8c00 [ 1346.662224][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.662359][ T32] r5:858c8c00 r4:8291a680 [ 1346.662534][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.662635][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.662738][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebddde08 [ 1346.662854][ T32] r4:00000000 [ 1346.662907][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.662982][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.663070][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.663199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858155c0 [ 1346.663253][ T32] r4:00000000 [ 1346.663332][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.663430][ T32] r9:83018205 r8:858c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1346.663478][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.663571][ T32] r5:00001000 r4:ebdfb000 [ 1346.663703][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.663791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.663936][ T32] r5:857edb8c r4:857ed800 [ 1346.663979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.664081][ T32] r7:ddde2d80 r6:83018200 r5:857edb8c r4:857d0b80 [ 1346.664252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.687938][ T32] r10:61c88647 r9:858c8c00 r8:857d0bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.688124][ T32] r4:857d0b80 [ 1346.688186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.688373][ T32] r10:00000000 r9:857d0b80 r8:80287e08 r7:ebdd1e60 r6:85858000 r5:858c8c00 [ 1346.688449][ T32] r4:00000001 [ 1346.688502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.688606][ T32] Exception stack(0xebdddfb0 to 0xebdddff8) [ 1346.688682][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.688752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.688824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.688974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.689056][ T32] r4:85815a40 [ 1346.690481][ T32] INFO: task kworker/1:859:5695 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.690577][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.690814][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.690928][ T32] Call trace: [ 1346.691024][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.691190][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.691256][ T32] r4:00000000 [ 1346.691342][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.691509][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.691593][ T32] 9d20: c538d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.691667][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.691736][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.691801][ T32] r5:80070113 r4:80239bb0 [ 1346.691851][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.691954][ T32] r4:82ac21e4 [ 1346.692008][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.692226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.692300][ T32] r4:eaf29dc0 [ 1346.692384][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.692596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.692663][ T32] r4:00000000 [ 1346.692717][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.692856][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.692940][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.693072][ T32] r5:00001000 r4:dfd17000 [ 1346.693159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.693274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.693378][ T32] r5:852bd78c r4:852bd400 [ 1346.693494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.693618][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.693709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.693832][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.693974][ T32] r4:8530ac00 [ 1346.694068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.694194][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.713265][ T32] r4:00000001 [ 1346.713402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.713488][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.713528][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.713559][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.713589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.713621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.713645][ T32] r4:852cfa40 [ 1346.713685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.713743][ T32] INFO: task kworker/1:860:5697 blocked for more than 473 seconds. [ 1346.713789][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.713818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.713871][ T32] task:kworker/1:860 state:D stack:0 pid:5697 tgid:5697 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.714533][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.715289][ T32] Call trace: [ 1346.715350][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.715482][ T32] r10:8291a684 r9:ebdedd84 r8:00000002 r7:60000113 r6:ebdedd8c r5:858c8000 [ 1346.715516][ T32] r4:858c8000 [ 1346.715539][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.715589][ T32] r5:858c8000 r4:8291a680 [ 1346.715618][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.715699][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.715799][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdede08 [ 1346.715830][ T32] r4:00000000 [ 1346.715887][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.715965][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.716015][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.716065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815f40 [ 1346.716102][ T32] r4:00000000 [ 1346.716158][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.716284][ T32] r9:83018205 r8:858c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1346.716311][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.716365][ T32] r5:00001000 r4:ebdef000 [ 1346.716410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.716469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.716518][ T32] r5:857ed78c r4:857ed400 [ 1346.716546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.716609][ T32] r7:ddde2d80 r6:83018200 r5:857ed78c r4:857d0c80 [ 1346.716661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.716722][ T32] r10:61c88647 r9:858c8000 r8:857d0cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.716746][ T32] r4:857d0c80 [ 1346.716766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.716818][ T32] r10:00000000 r9:857d0c80 r8:80287e08 r7:ebddde60 r6:85858080 r5:858c8000 [ 1346.716878][ T32] r4:00000001 [ 1346.716903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.716948][ T32] Exception stack(0xebdedfb0 to 0xebdedff8) [ 1346.716984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.717051][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.717087][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.717119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.717144][ T32] r4:85815bc0 [ 1346.718201][ T32] INFO: task kworker/1:860:5697 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.718287][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.718477][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.718548][ T32] Call trace: [ 1346.718634][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.718698][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.718725][ T32] r4:00000000 [ 1346.718802][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.718901][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.718949][ T32] 9d20: c5628000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.719012][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.719043][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.719069][ T32] r5:80070113 r4:80239bb0 [ 1346.719091][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.719176][ T32] r4:82ac21e4 [ 1346.719200][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.719278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.719304][ T32] r4:eaf29dc0 [ 1346.719340][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.719393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.719449][ T32] r4:00000000 [ 1346.719486][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.719554][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.719598][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.719691][ T32] r5:00001000 r4:dfd17000 [ 1346.719756][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.719838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.719978][ T32] r5:852bd78c r4:852bd400 [ 1346.720038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.720144][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.720189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.720299][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.720349][ T32] r4:8530ac00 [ 1346.720387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.720489][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.720537][ T32] r4:00000001 [ 1346.720576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.720625][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.720654][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.720685][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.720714][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.720766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.720798][ T32] r4:852cfa40 [ 1346.720823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.720934][ T32] INFO: task kworker/1:861:5700 blocked for more than 473 seconds. [ 1346.721010][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.721098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.721127][ T32] task:kworker/1:861 state:D stack:0 pid:5700 tgid:5700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.721223][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.721277][ T32] Call trace: [ 1346.721327][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.721447][ T32] r10:8291a684 r9:ebe09d84 r8:00000002 r7:60000113 r6:ebe09d8c r5:858cb000 [ 1346.721480][ T32] r4:858cb000 [ 1346.721504][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.721585][ T32] r5:858cb000 r4:8291a680 [ 1346.721649][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.721733][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.721817][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe09e08 ** 4 printk messages dropped ** [ 1346.722129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862180 ** 4 printk messages dropped ** [ 1346.722447][ T32] r5:00001000 r4:ebe37000 [ 1346.722490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.722584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.722684][ T32] r5:857eeb8c r4:857ee800 [ 1346.722729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.722871][ T32] r7:ddde2d80 r6:83018200 r5:857eeb8c r4:857d0d00 [ 1346.722921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.723057][ T32] r10:61c88647 r9:858cb000 r8:857d0d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.723114][ T32] r4:857d0d00 [ 1346.723158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.723260][ T32] r10:00000000 r9:857d0d00 r8:80287e08 r7:ebddde60 r6:85858100 r5:858cb000 [ 1346.723322][ T32] r4:00000001 [ 1346.723387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.723440][ T32] Exception stack(0xebe09fb0 to 0xebe09ff8) [ 1346.723493][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.723555][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.723589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.723627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.723651][ T32] r4:85815bc0 [ 1346.756093][ T32] INFO: task kworker/1:861:5700 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.756277][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.756370][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.756449][ T32] Call trace: [ 1346.756521][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.756596][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.756624][ T32] r4:00000000 [ 1346.756646][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.756695][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.756741][ T32] 9d20: c5b06000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.756784][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.756813][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.756838][ T32] r5:80070113 r4:80239bb0 [ 1346.756886][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.756939][ T32] r4:82ac21e4 [ 1346.756961][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.757066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.757108][ T32] r4:eaf29dc0 [ 1346.757150][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.757228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.757256][ T32] r4:00000000 [ 1346.757278][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.757356][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.757383][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.757491][ T32] r5:00001000 r4:dfd17000 [ 1346.757532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.757591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.757645][ T32] r5:852bd78c r4:852bd400 [ 1346.757667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.757744][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.757808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.757892][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.757920][ T32] r4:8530ac00 [ 1346.757959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.758023][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.758048][ T32] r4:00000001 [ 1346.758073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.758115][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.758143][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.758198][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.758271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.758306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.758329][ T32] r4:852cfa40 [ 1346.758353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.758407][ T32] INFO: task kworker/1:862:5701 blocked for more than 473 seconds. [ 1346.758447][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.758498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.758525][ T32] task:kworker/1:862 state:D stack:0 pid:5701 tgid:5701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.758651][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.758708][ T32] Call trace: [ 1346.758775][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.758852][ T32] r10:8291a684 r9:ebe15d84 r8:00000002 r7:60000113 r6:ebe15d8c r5:858ca400 [ 1346.758891][ T32] r4:858ca400 [ 1346.758927][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.758987][ T32] r5:858ca400 r4:8291a680 [ 1346.759019][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.759062][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.759133][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe15e08 [ 1346.759185][ T32] r4:00000000 [ 1346.759209][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.759250][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.759313][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.759364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d2440 [ 1346.759387][ T32] r4:00000000 [ 1346.759406][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1346.759632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.759682][ T32] r5:857edf8c r4:857edc00 [ 1346.759703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.759783][ T32] r7:ddde2d80 r6:83018200 r5:857edf8c r4:857d0d80 [ 1346.759809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1346.759943][ T32] r4:857d0d80 ** 2 printk messages dropped ** [ 1346.760097][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.760243][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.761281][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.761597][ T32] 9d20: c5b06000 ed8b5000 00000001 80239b98 7f3cf000 00000001 ** 4 printk messages dropped ** [ 1346.761778][ T32] r4:82ac21e4 [ 1346.761891][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.761972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.762009][ T32] r4:eaf29dc0 [ 1346.762029][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.762076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.762102][ T32] r4:00000000 [ 1346.762146][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.762198][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.762220][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.762266][ T32] r5:00001000 r4:dfd17000 [ 1346.762286][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.762328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.762390][ T32] r5:852bd78c r4:852bd400 [ 1346.762415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.762480][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.762559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.762640][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.762668][ T32] r4:8530ac00 [ 1346.762690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.762803][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.762848][ T32] r4:00000001 [ 1346.762903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.762946][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.762975][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.763014][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.763046][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.763141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.763170][ T32] r4:852cfa40 [ 1346.763215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.763272][ T32] INFO: task kworker/1:863:5703 blocked for more than 473 seconds. [ 1346.763308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.763363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.763388][ T32] task:kworker/1:863 state:D stack:0 pid:5703 tgid:5703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.763438][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.763510][ T32] Call trace: [ 1346.763570][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.763658][ T32] r10:8291a684 r9:ebe1dd84 r8:00000002 r7:60000013 r6:ebe1dd8c r5:858cc800 [ 1346.763706][ T32] r4:858cc800 [ 1346.763765][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.763843][ T32] r5:858cc800 r4:8291a680 [ 1346.763874][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.763929][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.763980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe1de08 [ 1346.764010][ T32] r4:00000000 [ 1346.764031][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.764070][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.764106][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.780159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85815380 [ 1346.780384][ T32] r4:00000000 [ 1346.780445][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.780602][ T32] r9:83018205 r8:858cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1346.780659][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.780791][ T32] r5:00001000 r4:ebe1f000 [ 1346.780849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.780944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.781049][ T32] r5:857ee38c r4:857ee000 [ 1346.781093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.781150][ T32] r7:ddde2d80 r6:83018200 r5:857ee38c r4:857d0e00 [ 1346.781188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.781244][ T32] r10:61c88647 r9:858cc800 r8:857d0e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.781269][ T32] r4:857d0e00 [ 1346.781313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.781421][ T32] r10:00000000 r9:857d0e00 r8:80287e08 r7:ebe09e60 r6:85858200 r5:858cc800 ** 5 printk messages dropped ** [ 1346.781711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.782737][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.783216][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 1 printk messages dropped ** [ 1346.783281][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.783332][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.783361][ T32] r5:80070113 r4:80239bb0 [ 1346.783383][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.783459][ T32] r4:82ac21e4 [ 1346.783520][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.783574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.783598][ T32] r4:eaf29dc0 [ 1346.783618][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.783664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.783703][ T32] r4:00000000 [ 1346.783728][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.783789][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.783813][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.783858][ T32] r5:00001000 r4:dfd17000 [ 1346.783879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.783926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.784022][ T32] r5:852bd78c r4:852bd400 [ 1346.784071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.784136][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.784158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.797296][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.797429][ T32] r4:8530ac00 [ 1346.797624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.797749][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.797779][ T32] r4:00000001 [ 1346.797848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.797947][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.797997][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.798127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.798161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.798194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.798247][ T32] r4:852cfa40 [ 1346.798308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.798370][ T32] INFO: task kworker/1:864:5705 blocked for more than 473 seconds. [ 1346.798417][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.798452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.798507][ T32] task:kworker/1:864 state:D stack:0 pid:5705 tgid:5705 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1346.798841][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1346.799175][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb9e08 ** 5 printk messages dropped ** [ 1346.799397][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.799768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.799819][ T32] r5:857ee78c r4:857ee400 [ 1346.799841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.799892][ T32] r7:ddde2d80 r6:83018200 r5:857ee78c r4:857d0e80 [ 1346.799957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.800050][ T32] r10:61c88647 r9:85820c00 r8:857d0eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.800078][ T32] r4:857d0e80 [ 1346.800098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.800148][ T32] r10:00000000 r9:857d0e80 r8:80287e08 r7:ebe09e60 r6:857d0f00 r5:85820c00 [ 1346.800171][ T32] r4:00000001 [ 1346.800215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.800258][ T32] Exception stack(0xebdb9fb0 to 0xebdb9ff8) [ 1346.800286][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.800316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.800344][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.800375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.800400][ T32] r4:85676940 [ 1346.801206][ T32] INFO: task kworker/1:864:5705 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.801249][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.801367][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.801441][ T32] Call trace: [ 1346.801519][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.801585][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.801615][ T32] r4:00000000 [ 1346.801637][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.801705][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.801763][ T32] 9d20: c5fef000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.801799][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.801828][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.801879][ T32] r5:80070113 r4:80239bb0 [ 1346.801903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.801949][ T32] r4:82ac21e4 [ 1346.801969][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.802024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.802048][ T32] r4:eaf29dc0 [ 1346.802068][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.802115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.802138][ T32] r4:00000000 [ 1346.802157][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.802205][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.802259][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.802333][ T32] r5:00001000 r4:dfd17000 [ 1346.802387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.802458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.802541][ T32] r5:852bd78c r4:852bd400 [ 1346.802565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.802618][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.802665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.802723][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.802796][ T32] r4:8530ac00 [ 1346.802846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.802956][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.802986][ T32] r4:00000001 [ 1346.803013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.803054][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.803101][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.803136][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.803188][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.803249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.803275][ T32] r4:852cfa40 [ 1346.803298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.803368][ T32] INFO: task kworker/1:865:5708 blocked for more than 473 seconds. [ 1346.803436][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.803488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1346.803704][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.830067][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.830699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862300 ** 6 printk messages dropped ** [ 1346.831223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.831331][ T32] r5:857eef8c r4:857eec00 [ 1346.831461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.831576][ T32] r7:ddde2d80 r6:83018200 r5:857eef8c r4:857d0f80 [ 1346.831649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.831755][ T32] r10:61c88647 r9:85822400 r8:857d0fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.831821][ T32] r4:857d0f80 [ 1346.831868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.831975][ T32] r10:00000000 r9:857d0f80 r8:80287e08 r7:ebe09e60 r6:85864000 r5:85822400 [ 1346.832031][ T32] r4:00000001 [ 1346.832127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.832216][ T32] Exception stack(0xebe29fb0 to 0xebe29ff8) [ 1346.832307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.832426][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.832487][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.832551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.832595][ T32] r4:858620c0 [ 1346.833895][ T32] INFO: task kworker/1:865:5708 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.834007][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.844987][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.845317][ T32] Call trace: [ 1346.845386][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.845502][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.845550][ T32] r4:00000000 [ 1346.845606][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.845691][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.845754][ T32] 9d20: c63cf000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.845812][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.845861][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.845908][ T32] r5:80070113 r4:80239bb0 [ 1346.845964][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.846060][ T32] r4:82ac21e4 [ 1346.846099][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.846189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.846261][ T32] r4:eaf29dc0 [ 1346.846307][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.846392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.846434][ T32] r4:00000000 [ 1346.846471][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.846559][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.846617][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.846710][ T32] r5:00001000 r4:dfd17000 [ 1346.846805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.846932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.847026][ T32] r5:852bd78c r4:852bd400 [ 1346.847067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1346.847427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1346.847867][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.848288][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1346.848904][ T32] r4:85823000 ** 3 printk messages dropped ** [ 1346.849174][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.849263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe35e08 [ 1346.849326][ T32] r4:00000000 [ 1346.849419][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.849495][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.849571][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.849655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862580 [ 1346.849702][ T32] r4:00000000 [ 1346.849743][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.849876][ T32] r9:83018205 r8:85823000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1346.849923][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.850020][ T32] r5:00001000 r4:ebe5f000 [ 1346.850060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.850136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.850221][ T32] r5:857ef78c r4:857ef400 [ 1346.850262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.850353][ T32] r7:ddde2d80 r6:83018200 r5:857ef78c r4:85864080 [ 1346.850395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.850507][ T32] r10:61c88647 r9:85823000 r8:858640ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.850602][ T32] r4:85864080 [ 1346.850679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.850814][ T32] r10:00000000 r9:85864080 r8:80287e08 r7:ebe29e60 r6:85858280 r5:85823000 [ 1346.850860][ T32] r4:00000001 [ 1346.850938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.851021][ T32] Exception stack(0xebe35fb0 to 0xebe35ff8) [ 1346.851074][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.851129][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.851262][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.851339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.851387][ T32] r4:85862100 [ 1346.852733][ T32] INFO: task kworker/1:866:5710 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.852846][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.852975][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.853094][ T32] Call trace: [ 1346.853158][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.853307][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.853356][ T32] r4:00000000 [ 1346.853435][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.853629][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.853691][ T32] 9d20: c63cf000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.853748][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.853801][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.853847][ T32] r5:80070113 r4:80239bb0 [ 1346.853885][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.853996][ T32] r4:82ac21e4 [ 1346.854040][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.854124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.892079][ T32] r4:eaf29dc0 [ 1346.892327][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.892471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.892518][ T32] r4:00000000 [ 1346.892573][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.892673][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.892719][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.892813][ T32] r5:00001000 r4:dfd17000 [ 1346.892881][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.892965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.893062][ T32] r5:852bd78c r4:852bd400 [ 1346.893102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.893217][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.893265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1346.893477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1346.893928][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.895188][ T32] task:kworker/1:867 state:D stack:0 pid:5711 tgid:5711 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1346.895899][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.896118][ T32] r4:00000000 [ 1346.896155][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.896229][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.896303][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.896387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862480 [ 1346.896431][ T32] r4:00000000 [ 1346.896469][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.896561][ T32] r9:83018205 r8:858cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1346.896604][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.896719][ T32] r5:00001000 r4:ebe4f000 [ 1346.896804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.896888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.896972][ T32] r5:857ef38c r4:857ef000 [ 1346.897019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.897114][ T32] r7:ddde2d80 r6:83018200 r5:857ef38c r4:85864100 [ 1346.897156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.897247][ T32] r10:61c88647 r9:858cd400 r8:8586412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.897310][ T32] r4:85864100 [ 1346.897371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.897486][ T32] r10:00000000 r9:85864100 r8:80287e08 r7:ebe35e60 r6:85858300 r5:858cd400 [ 1346.897534][ T32] r4:00000001 [ 1346.897573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.897662][ T32] Exception stack(0xebe5dfb0 to 0xebe5dff8) [ 1346.897722][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.897784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.897837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.897898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.897941][ T32] r4:85862100 [ 1346.899336][ T32] INFO: task kworker/1:867:5711 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.899409][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.899523][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.899609][ T32] Call trace: [ 1346.899842][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.899952][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.900003][ T32] r4:00000000 [ 1346.900071][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.900154][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.900214][ T32] 9d20: c6830000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.900324][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.900411][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.900464][ T32] r5:80070113 r4:80239bb0 [ 1346.900504][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.900582][ T32] r4:82ac21e4 [ 1346.900622][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.900727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.900780][ T32] r4:eaf29dc0 [ 1346.900832][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.900919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.900968][ T32] r4:00000000 [ 1346.901069][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.901166][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.901209][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.901311][ T32] r5:00001000 r4:dfd17000 [ 1346.901356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.901435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.901534][ T32] r5:852bd78c r4:852bd400 [ 1346.901576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.901670][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.901712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.901807][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.901854][ T32] r4:8530ac00 [ 1346.901908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1346.902290][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.902629][ T32] INFO: task kworker/1:868:5714 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1346.903037][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.903615][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1346.903969][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.904046][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.904128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858626c0 [ 1346.904232][ T32] r4:00000000 [ 1346.935356][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.935536][ T32] r9:83018205 r8:858ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1346.935609][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.935707][ T32] r5:00001000 r4:ebe6b000 [ 1346.935775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.935886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.936007][ T32] r5:857efb8c r4:857ef800 [ 1346.936081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.936182][ T32] r7:ddde2d80 r6:83018200 r5:857efb8c r4:85864180 [ 1346.936223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.936315][ T32] r10:61c88647 r9:858ce000 r8:858641ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.936359][ T32] r4:85864180 [ 1346.936412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.936509][ T32] r10:00000000 r9:85864180 r8:80287e08 r7:ebe35e60 r6:85858380 r5:858ce000 [ 1346.936568][ T32] r4:00000001 [ 1346.936614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.936692][ T32] Exception stack(0xebe75fb0 to 0xebe75ff8) [ 1346.936753][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.936837][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.936902][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.936959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.937045][ T32] r4:85862380 [ 1346.938352][ T32] INFO: task kworker/1:868:5714 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.938425][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.938560][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.938683][ T32] Call trace: [ 1346.938784][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.938937][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.939044][ T32] r4:00000000 [ 1346.939092][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.939172][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.939230][ T32] 9d20: c6abd000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.939367][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.939441][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.939491][ T32] r5:80070113 r4:80239bb0 [ 1346.939533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.939614][ T32] r4:82ac21e4 [ 1346.939670][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.939762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.939808][ T32] r4:eaf29dc0 [ 1346.939846][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.939927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.939969][ T32] r4:00000000 [ 1346.940042][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.940149][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.940193][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.940274][ T32] r5:00001000 r4:dfd17000 [ 1346.940393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.940473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.940555][ T32] r5:852bd78c r4:852bd400 [ 1346.940659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1346.941001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.941094][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.941163][ T32] r4:00000001 [ 1346.941205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.941276][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.941326][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.941380][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.941445][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.941500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.941568][ T32] r4:852cfa40 [ 1346.941618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.941680][ T32] INFO: task kworker/1:869:5716 blocked for more than 473 seconds. [ 1346.941762][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.941815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.941855][ T32] task:kworker/1:869 state:D stack:0 pid:5716 tgid:5716 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.941971][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.942072][ T32] Call trace: [ 1346.942146][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.942247][ T32] r10:8291a684 r9:ebe79d84 r8:00000002 r7:60000113 r6:ebe79d8c r5:858c9800 [ 1346.942292][ T32] r4:858c9800 [ 1346.942359][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.942448][ T32] r5:858c9800 r4:8291a680 [ 1346.942486][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.942565][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.942647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe79e08 [ 1346.942689][ T32] r4:00000000 [ 1346.942774][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.942869][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.942956][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.943063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862980 [ 1346.943112][ T32] r4:00000000 [ 1346.943149][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.943234][ T32] r9:83018205 r8:858c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1346.943291][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.943375][ T32] r5:00001000 r4:ebe87000 [ 1346.943413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.943548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.943634][ T32] r5:857f038c r4:857f0000 [ 1346.943672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.943762][ T32] r7:ddde2d80 r6:83018200 r5:857f038c r4:85864200 [ 1346.943816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.943934][ T32] r10:61c88647 r9:858c9800 r8:8586422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.943981][ T32] r4:85864200 [ 1346.944028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.944114][ T32] r10:00000000 r9:85864200 r8:80287e08 r7:ebe75e60 r6:85858400 r5:858c9800 [ 1346.944229][ T32] r4:00000001 [ 1346.974920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.975132][ T32] Exception stack(0xebe79fb0 to 0xebe79ff8) [ 1346.975205][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.975269][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.975324][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.975385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.975431][ T32] r4:858625c0 [ 1346.976727][ T32] INFO: task kworker/1:869:5716 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.976846][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.977043][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.977134][ T32] Call trace: [ 1346.977196][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.977298][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.977343][ T32] r4:00000000 [ 1346.977382][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.977479][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.977567][ T32] 9d20: c6da1000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.977631][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.977681][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.977731][ T32] r5:80070113 r4:80239bb0 [ 1346.977774][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.977857][ T32] r4:82ac21e4 [ 1346.977894][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.977976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1346.978030][ T32] r4:eaf29dc0 [ 1346.978067][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.978150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1346.978206][ T32] r4:00000000 [ 1346.978258][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.978350][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1346.978392][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.978472][ T32] r5:00001000 r4:dfd17000 [ 1346.978512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.978589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.978675][ T32] r5:852bd78c r4:852bd400 [ 1346.978716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.978866][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1346.978913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.979011][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.979055][ T32] r4:8530ac00 [ 1346.979092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.979183][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1346.979229][ T32] r4:00000001 [ 1346.979279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.979355][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1346.979408][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.979463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.979515][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.979577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.979620][ T32] r4:852cfa40 [ 1346.979660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.979740][ T32] INFO: task kworker/1:870:5719 blocked for more than 473 seconds. [ 1346.979808][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.979856][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.979928][ T32] task:kworker/1:870 state:D stack:0 pid:5719 tgid:5719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.980028][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.980121][ T32] Call trace: [ 1346.980240][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1346.980378][ T32] r4:84646c00 ** 3 printk messages dropped ** [ 1346.980614][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1346.981078][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.981527][ T32] r5:857eff8c r4:857efc00 [ 1346.981566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.981653][ T32] r7:ddde2d80 r6:83018200 r5:857eff8c r4:85864280 [ 1346.981718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.981819][ T32] r10:61c88647 r9:84646c00 r8:858642ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.981864][ T32] r4:85864280 [ 1346.981901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.982022][ T32] r10:00000000 r9:85864280 r8:80287e08 r7:ebe79e60 r6:85858480 r5:84646c00 [ 1346.982073][ T32] r4:00000001 [ 1346.982110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.982183][ T32] Exception stack(0xebe95fb0 to 0xebe95ff8) [ 1346.982236][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.982292][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.982359][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.982420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.982463][ T32] r4:85862700 [ 1346.983347][ T32] INFO: task kworker/1:870:5719 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1346.983414][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.983526][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.983647][ T32] Call trace: [ 1346.983705][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.983806][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1346.983867][ T32] r4:00000000 [ 1346.983912][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.983988][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1346.984051][ T32] 9d20: c6da1000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1346.984109][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1346.984159][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1346.984357][ T32] r5:80070113 r4:80239bb0 [ 1347.009844][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.010021][ T32] r4:82ac21e4 [ 1347.010087][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.010298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.010355][ T32] r4:eaf29dc0 [ 1347.010423][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.010519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.010562][ T32] r4:00000000 [ 1347.010600][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.010692][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.010781][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.010908][ T32] r5:00001000 r4:dfd17000 [ 1347.010951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.011037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.011121][ T32] r5:852bd78c r4:852bd400 [ 1347.011160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.011278][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.011352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.011479][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.011527][ T32] r4:8530ac00 [ 1347.011565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.011710][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.011765][ T32] r4:00000001 [ 1347.011805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.011881][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.011967][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.012048][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.012105][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.012163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.012207][ T32] r4:852cfa40 [ 1347.012252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.012305][ T32] INFO: task kworker/1:871:5720 blocked for more than 473 seconds. [ 1347.012391][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.012476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.012527][ T32] task:kworker/1:871 state:D stack:0 pid:5720 tgid:5720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.012639][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.012760][ T32] Call trace: [ 1347.012845][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.012946][ T32] r10:8291a684 r9:ebe99d84 r8:00000002 r7:60000113 r6:ebe99d8c r5:84670000 [ 1347.012999][ T32] r4:84670000 [ 1347.013053][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1347.013254][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.013367][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe99e08 [ 1347.013442][ T32] r4:00000000 [ 1347.013483][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.013553][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.013682][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.013775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862c00 [ 1347.013865][ T32] r4:00000000 [ 1347.013908][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.014004][ T32] r9:83018205 r8:84670000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1347.014046][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.025178][ T32] r5:00001000 r4:ebea7000 [ 1347.025400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.025550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.025707][ T32] r5:857f0b8c r4:857f0800 [ 1347.025797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.025909][ T32] r7:ddde2d80 r6:83018200 r5:857f0b8c r4:85864300 [ 1347.025951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.026081][ T32] r10:61c88647 r9:84670000 r8:8586432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.026130][ T32] r4:85864300 [ 1347.026170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.026283][ T32] r10:00000000 r9:85864300 r8:80287e08 r7:ebe79e60 r6:85858500 r5:84670000 [ 1347.026331][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.026738][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1347.029040][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 8 printk messages dropped ** [ 1347.029597][ T32] r4:eaf29dc0 ** 10 printk messages dropped ** [ 1347.030386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 17 printk messages dropped ** [ 1347.031528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1347.032580][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.033361][ T32] r5:857f078c r4:857f0400 [ 1347.033404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.033839][ T32] r10:00000000 r9:85864380 r8:80287e08 r7:ebe99e60 r6:85858580 r5:84670c00 ** 14 printk messages dropped ** [ 1347.063818][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1347.075508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 17 printk messages dropped ** [ 1347.076833][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 13 printk messages dropped ** [ 1347.077829][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.078556][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebeb5e08 [ 1347.078604][ T32] r4:00000000 [ 1347.078669][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.078789][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.078876][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.078960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85872380 [ 1347.079021][ T32] r4:00000000 [ 1347.079061][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.079164][ T32] r9:83018205 r8:84671800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1347.079210][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.079294][ T32] r5:00001000 r4:e0709000 [ 1347.079336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.079412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.079498][ T32] r5:857f1f8c r4:857f1c00 [ 1347.079564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.079658][ T32] r7:ddde2d80 r6:83018200 r5:857f1f8c r4:85864400 [ 1347.079700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.079795][ T32] r10:61c88647 r9:84671800 r8:8586442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.079843][ T32] r4:85864400 [ 1347.079906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.080009][ T32] r10:00000000 r9:85864400 r8:80287e08 r7:ebe99e60 r6:85858600 r5:84671800 [ 1347.080055][ T32] r4:00000001 [ 1347.080092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.080167][ T32] Exception stack(0xebeb5fb0 to 0xebeb5ff8) [ 1347.080231][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.080289][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.080420][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.080483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1347.082011][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1347.082729][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1347.083782][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1347.105027][ T32] task:kworker/1:874 state:D stack:0 pid:5725 tgid:5725 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1347.106030][ T32] r9:83018205 r8:84672400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 ** 6 printk messages dropped ** [ 1347.106464][ T32] r7:ddde2d80 r6:83018200 r5:857f0f8c r4:85864480 ** 10 printk messages dropped ** [ 1347.107169][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1347.108627][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 11 printk messages dropped ** [ 1347.109080][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1347.109603][ T32] r4:8530ac00 ** 8 printk messages dropped ** [ 1347.110020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1347.110646][ T32] r5:84673000 r4:8291a680 [ 1347.110695][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.110794][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.110881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebed1e08 [ 1347.110943][ T32] r4:00000000 [ 1347.110970][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.111018][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.111056][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.111102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862f00 [ 1347.111173][ T32] r4:00000000 [ 1347.111198][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.111271][ T32] r9:83018205 r8:84673000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1347.111298][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.111345][ T32] r5:00001000 r4:ebec3000 [ 1347.111365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.111407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.111478][ T32] r5:857f138c r4:857f1000 [ 1347.111539][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.111620][ T32] r7:ddde2d80 r6:83018200 r5:857f138c r4:85864500 [ 1347.111669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.111762][ T32] r10:61c88647 r9:84673000 r8:8586452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.111812][ T32] r4:85864500 [ 1347.111853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.111960][ T32] r10:00000000 r9:85864500 r8:80287e08 r7:ebeb5e60 r6:85858700 r5:84673000 [ 1347.112036][ T32] r4:00000001 [ 1347.112119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.112211][ T32] Exception stack(0xebed1fb0 to 0xebed1ff8) [ 1347.112271][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.112339][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.112398][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.112467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.112522][ T32] r4:85862e40 [ 1347.113029][ T32] INFO: task kworker/1:875:5727 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.113071][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.113241][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.113339][ T32] Call trace: [ 1347.113431][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.113546][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.113604][ T32] r4:00000000 [ 1347.113652][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.113797][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.113869][ T32] 9d20: c7844000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.114001][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.114077][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.114135][ T32] r5:80070113 r4:80239bb0 [ 1347.114320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.155412][ T32] r4:82ac21e4 [ 1347.155579][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.155789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.155893][ T32] r4:eaf29dc0 [ 1347.155955][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.156625][ T32] r5:00001000 r4:dfd17000 ** 5 printk messages dropped ** [ 1347.157168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.158062][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.158478][ T32] INFO: task kworker/1:876:5729 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.159445][ T32] r4:84674800 ** 1 printk messages dropped ** [ 1347.159644][ T32] r5:84674800 r4:8291a680 [ 1347.159710][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.159827][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.159947][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebed9e08 [ 1347.160010][ T32] r4:00000000 [ 1347.160081][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.160198][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.160294][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.160433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862380 [ 1347.160516][ T32] r4:00000000 [ 1347.160587][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.160702][ T32] r9:83018205 r8:84674800 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1347.160782][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.160897][ T32] r5:00001000 r4:dfac9000 [ 1347.160955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.161059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.161169][ T32] r5:857f178c r4:857f1400 [ 1347.161223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.161357][ T32] r7:ddde2d80 r6:83018200 r5:857f178c r4:85864580 [ 1347.161414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.161548][ T32] r10:61c88647 r9:84674800 r8:858645ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.161628][ T32] r4:85864580 [ 1347.161682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.161813][ T32] r10:00000000 r9:85864580 r8:80287e08 r7:ebeb5e60 r6:85858780 r5:84674800 [ 1347.161964][ T32] r4:00000001 [ 1347.162039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.162223][ T32] Exception stack(0xebed9fb0 to 0xebed9ff8) [ 1347.162320][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.162404][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.162478][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.162567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.162647][ T32] r4:85862d00 [ 1347.164182][ T32] INFO: task kworker/1:876:5729 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.190282][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.190687][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.191027][ T32] Call trace: [ 1347.191120][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.191278][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.191367][ T32] r4:00000000 [ 1347.191438][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.191564][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.191663][ T32] 9d20: c7c94000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.191749][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.191834][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.191967][ T32] r5:80070113 r4:80239bb0 [ 1347.192058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.192218][ T32] r4:82ac21e4 [ 1347.192290][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.192424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.192487][ T32] r4:eaf29dc0 [ 1347.192566][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.192711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.192797][ T32] r4:00000000 [ 1347.192881][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.193021][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.193092][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.193207][ T32] r5:00001000 r4:dfd17000 [ 1347.193266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.193426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.193560][ T32] r5:852bd78c r4:852bd400 [ 1347.193642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.193796][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.193875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.194007][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.194115][ T32] r4:8530ac00 [ 1347.194287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.205283][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.205429][ T32] r4:00000001 [ 1347.205497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.205639][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.205721][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.205812][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.205873][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.205945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.206009][ T32] r4:852cfa40 [ 1347.206099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.206181][ T32] INFO: task kworker/1:877:5731 blocked for more than 473 seconds. [ 1347.206274][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.206367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.206435][ T32] task:kworker/1:877 state:D stack:0 pid:5731 tgid:5731 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.206603][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.206724][ T32] Call trace: [ 1347.206944][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.207096][ T32] r10:8291a684 r9:ebcc1d84 r8:00000002 r7:60000113 r6:ebcc1d8c r5:84675400 [ 1347.207156][ T32] r4:84675400 [ 1347.207210][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.207321][ T32] r5:84675400 r4:8291a680 [ 1347.207377][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1347.207893][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.208620][ T32] r5:00001000 r4:dfd73000 ** 2 printk messages dropped ** [ 1347.208909][ T32] r5:857f1b8c r4:857f1800 [ 1347.208995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.209132][ T32] r7:ddde2d80 r6:83018200 r5:857f1b8c r4:85864600 [ 1347.209207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.209325][ T32] r10:61c88647 r9:84675400 r8:8586462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.209379][ T32] r4:85864600 [ 1347.209429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.209535][ T32] r10:00000000 r9:85864600 r8:80287e08 r7:ebeb5e60 r6:85858800 r5:84675400 [ 1347.209617][ T32] r4:00000001 [ 1347.209687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.209797][ T32] Exception stack(0xebcc1fb0 to 0xebcc1ff8) [ 1347.209895][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.210008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.210093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.210172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.210243][ T32] r4:85872040 [ 1347.211714][ T32] INFO: task kworker/1:877:5731 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.211825][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.212015][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.212161][ T32] Call trace: [ 1347.212252][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.212389][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.212448][ T32] r4:00000000 [ 1347.212514][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.212614][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.212693][ T32] 9d20: c7c94000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.212803][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.212878][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.212940][ T32] r5:80070113 r4:80239bb0 [ 1347.213017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.213129][ T32] r4:82ac21e4 [ 1347.213182][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.213310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.213398][ T32] r4:eaf29dc0 [ 1347.213457][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.213553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.213601][ T32] r4:00000000 [ 1347.213648][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.213766][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.213824][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.213928][ T32] r5:00001000 r4:dfd17000 [ 1347.213989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.214118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.238606][ T32] r5:852bd78c r4:852bd400 [ 1347.238888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.239067][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.239161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.239288][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.239351][ T32] r4:8530ac00 [ 1347.239429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.239575][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.239661][ T32] r4:00000001 [ 1347.239758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.239870][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.239957][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.240061][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.240150][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.240247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1347.240673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1347.241370][ T32] r4:84676000 ** 4 printk messages dropped ** [ 1347.241857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd01e08 ** 5 printk messages dropped ** [ 1347.242418][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.243166][ T32] r5:857f278c r4:857f2400 [ 1347.243230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.243352][ T32] r7:ddde2d80 r6:83018200 r5:857f278c r4:85864680 [ 1347.243410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.243555][ T32] r10:61c88647 r9:84676000 r8:858646ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.243639][ T32] r4:85864680 [ 1347.243693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.243822][ T32] r10:00000000 r9:85864680 r8:80287e08 r7:ebeb5e60 r6:85858880 r5:84676000 [ 1347.243885][ T32] r4:00000001 [ 1347.243940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.244045][ T32] Exception stack(0xebd01fb0 to 0xebd01ff8) [ 1347.244120][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.265382][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.265585][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.265651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.265716][ T32] r4:85872040 [ 1347.267064][ T32] INFO: task kworker/1:878:5733 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.267173][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.267360][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.267511][ T32] Call trace: [ 1347.267602][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.267775][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.267847][ T32] r4:00000000 [ 1347.267905][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.268011][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.268093][ T32] 9d20: c8128000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.268202][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.268277][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.268382][ T32] r5:80070113 r4:80239bb0 [ 1347.268591][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.268727][ T32] r4:82ac21e4 [ 1347.268795][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.268912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.268974][ T32] r4:eaf29dc0 [ 1347.269030][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.269148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.269281][ T32] r4:00000000 [ 1347.269346][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.269494][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.269574][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.269727][ T32] r5:00001000 r4:dfd17000 [ 1347.269889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.270012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.270131][ T32] r5:852bd78c r4:852bd400 [ 1347.270186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.270300][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 2 printk messages dropped ** [ 1347.270581][ T32] r4:8530ac00 ** 4 printk messages dropped ** [ 1347.271101][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 3 printk messages dropped ** [ 1347.271467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1347.271863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.271919][ T32] task:kworker/1:879 state:D stack:0 pid:5736 tgid:5736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.272070][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.272197][ T32] Call trace: [ 1347.272281][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.272413][ T32] r10:8291a684 r9:ebed5d84 r8:00000002 r7:60000013 r6:ebed5d8c r5:85824800 [ 1347.272498][ T32] r4:85824800 [ 1347.272557][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.272668][ T32] r5:85824800 r4:8291a680 [ 1347.272727][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.272853][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.273027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebed5e08 [ 1347.273106][ T32] r4:00000000 [ 1347.273162][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.273258][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.273350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.273468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85872440 [ 1347.273532][ T32] r4:00000000 [ 1347.273616][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.273743][ T32] r9:83018205 r8:85824800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.273821][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.273928][ T32] r5:00001000 r4:eac59000 [ 1347.273985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.274095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.305104][ T32] r5:857f238c r4:857f2000 [ 1347.305336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.305528][ T32] r7:ddde2d80 r6:83018200 r5:857f238c r4:85864700 [ 1347.305583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.305705][ T32] r10:61c88647 r9:85824800 r8:8586472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.305787][ T32] r4:85864700 [ 1347.305836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.305974][ T32] r10:00000000 r9:85864700 r8:80287e08 r7:ebd01e60 r6:85864780 r5:85824800 [ 1347.306041][ T32] r4:00000001 [ 1347.306087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.306178][ T32] Exception stack(0xebed5fb0 to 0xebed5ff8) [ 1347.306283][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.306370][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.306447][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.306549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.306630][ T32] r4:858722c0 [ 1347.308093][ T32] INFO: task kworker/1:879:5736 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.308197][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1347.308723][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1347.309442][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1347.310046][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.310845][ T32] r5:852bd78c r4:852bd400 ** 6 printk messages dropped ** [ 1347.311476][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 6 printk messages dropped ** [ 1347.311955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.312456][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.312586][ T32] Call trace: [ 1347.312669][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.312790][ T32] r10:8291a684 r9:ebdbdd84 r8:00000002 r7:60000113 r6:ebdbdd8c r5:85826c00 [ 1347.312872][ T32] r4:85826c00 [ 1347.312928][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.313032][ T32] r5:85826c00 r4:8291a680 [ 1347.313113][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.313244][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.313395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdbde08 [ 1347.313464][ T32] r4:00000000 [ 1347.313514][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.313594][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.313677][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.313811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85872740 [ 1347.313872][ T32] r4:00000000 [ 1347.313922][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.314078][ T32] r9:83018205 r8:85826c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1347.314154][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.345287][ T32] r5:00001000 r4:eb0db000 [ 1347.345390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.345577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.345709][ T32] r5:857f2b8c r4:857f2800 [ 1347.345801][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.345925][ T32] r7:ddde2d80 r6:83018200 r5:857f2b8c r4:85864800 [ 1347.345977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.346108][ T32] r10:61c88647 r9:85826c00 r8:8586482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.346167][ T32] r4:85864800 [ 1347.346222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.346341][ T32] r10:00000000 r9:85864800 r8:80287e08 r7:ebd01e60 r6:85864880 r5:85826c00 [ 1347.346423][ T32] r4:00000001 [ 1347.346500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.346618][ T32] Exception stack(0xebdbdfb0 to 0xebdbdff8) [ 1347.346712][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.346837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.346916][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.347010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.347067][ T32] r4:858722c0 [ 1347.348482][ T32] INFO: task kworker/1:880:5737 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.348584][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.348781][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.348916][ T32] Call trace: [ 1347.349032][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.349152][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.349219][ T32] r4:00000000 [ 1347.349295][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.349418][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.349517][ T32] 9d20: c8643000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.349602][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.349695][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.349779][ T32] r5:80070113 r4:80239bb0 [ 1347.349839][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.349948][ T32] r4:82ac21e4 [ 1347.350003][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.350189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.350261][ T32] r4:eaf29dc0 [ 1347.350331][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.350451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.350517][ T32] r4:00000000 [ 1347.350587][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.350734][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.350876][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.350985][ T32] r5:00001000 r4:dfd17000 [ 1347.351055][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.351156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.351269][ T32] r5:852bd78c r4:852bd400 [ 1347.351333][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.351458][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.351511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.351625][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.351696][ T32] r4:8530ac00 [ 1347.351759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.351878][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.351934][ T32] r4:00000001 [ 1347.351978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.352066][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.352149][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.352225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.352296][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.352372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.352427][ T32] r4:852cfa40 [ 1347.352479][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.352578][ T32] INFO: task kworker/1:881:5741 blocked for more than 473 seconds. [ 1347.352656][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.352716][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.352787][ T32] task:kworker/1:881 state:D stack:0 pid:5741 tgid:5741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.352899][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.353017][ T32] Call trace: [ 1347.353121][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.353266][ T32] r10:8291a684 r9:ebd3dd84 r8:00000002 r7:60000113 r6:ebd3dd8c r5:85826000 [ 1347.353341][ T32] r4:85826000 [ 1347.353394][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.353509][ T32] r5:85826000 r4:8291a680 [ 1347.353564][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.353666][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.353814][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd3de08 [ 1347.353875][ T32] r4:00000000 [ 1347.353935][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.354026][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.354147][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.375342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85872880 [ 1347.375458][ T32] r4:00000000 [ 1347.375522][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.375685][ T32] r9:83018205 r8:85826000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1347.375769][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.375917][ T32] r5:00001000 r4:eb2f1000 [ 1347.375990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.376093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.376202][ T32] r5:857f2f8c r4:857f2c00 [ 1347.376249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.376411][ T32] r7:ddde2d80 r6:83018200 r5:857f2f8c r4:85864900 [ 1347.376478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.376594][ T32] r10:61c88647 r9:85826000 r8:8586492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.376671][ T32] r4:85864900 [ 1347.376721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.376827][ T32] r10:00000000 r9:85864900 r8:80287e08 r7:ebdbde60 r6:85864980 r5:85826000 [ 1347.376888][ T32] r4:00000001 [ 1347.376950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.377042][ T32] Exception stack(0xebd3dfb0 to 0xebd3dff8) [ 1347.377099][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.377165][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.377220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.377274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.377318][ T32] r4:858725c0 [ 1347.378808][ T32] INFO: task kworker/1:881:5741 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.378973][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.379172][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.379267][ T32] Call trace: [ 1347.379371][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.379482][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.379531][ T32] r4:00000000 [ 1347.379590][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.379678][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.379736][ T32] 9d20: c8685000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.379808][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.379863][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.379914][ T32] r5:80070113 r4:80239bb0 [ 1347.379996][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.380103][ T32] r4:82ac21e4 [ 1347.380145][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.380239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.380292][ T32] r4:eaf29dc0 [ 1347.380332][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.380437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.380488][ T32] r4:00000000 [ 1347.380529][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.380620][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.380663][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.380745][ T32] r5:00001000 r4:dfd17000 [ 1347.380819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.380905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.380992][ T32] r5:852bd78c r4:852bd400 [ 1347.381033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.381156][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.381209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.381323][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.381403][ T32] r4:8530ac00 [ 1347.381450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.381563][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.381666][ T32] r4:00000001 [ 1347.381715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.381789][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.381862][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.381948][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.382000][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.382057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.382095][ T32] r4:852cfa40 [ 1347.382132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.382179][ T32] INFO: task kworker/1:882:5742 blocked for more than 473 seconds. [ 1347.382236][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.382327][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.382377][ T32] task:kworker/1:882 state:D stack:0 pid:5742 tgid:5742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.382456][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.382564][ T32] Call trace: [ 1347.382667][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.382796][ T32] r10:8291a684 r9:ebd5dd84 r8:00000002 r7:60000113 r6:ebd5dd8c r5:85825400 [ 1347.382838][ T32] r4:85825400 [ 1347.382875][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.382949][ T32] r5:85825400 r4:8291a680 [ 1347.382983][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.383056][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.383131][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd5de08 [ 1347.383171][ T32] r4:00000000 [ 1347.383207][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.383274][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.383381][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.383466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85872a40 [ 1347.383525][ T32] r4:00000000 [ 1347.383564][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.383645][ T32] r9:83018205 r8:85825400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1347.383682][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.383769][ T32] r5:00001000 r4:eb4a3000 [ 1347.383860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.383936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.384014][ T32] r5:857f338c r4:857f3000 [ 1347.384051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.384183][ T32] r7:ddde2d80 r6:83018200 r5:857f338c r4:85864a00 [ 1347.411571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.411686][ T32] r10:61c88647 r9:85825400 r8:85864a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.411713][ T32] r4:85864a00 [ 1347.411735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.411808][ T32] r10:00000000 r9:85864a00 r8:80287e08 r7:ebd3de60 r6:85864a80 r5:85825400 [ 1347.411857][ T32] r4:00000001 [ 1347.411909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.411958][ T32] Exception stack(0xebd5dfb0 to 0xebd5dff8) [ 1347.411993][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.412024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.412053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.412107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.412161][ T32] r4:85872700 [ 1347.412961][ T32] INFO: task kworker/1:882:5742 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.413004][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.413079][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.413163][ T32] Call trace: [ 1347.413235][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.413340][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.413385][ T32] r4:00000000 [ 1347.413425][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.413504][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.413562][ T32] 9d20: c8a74000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.413620][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.413677][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.413728][ T32] r5:80070113 r4:80239bb0 [ 1347.413783][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.413869][ T32] r4:82ac21e4 [ 1347.413910][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.413997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.414048][ T32] r4:eaf29dc0 [ 1347.414089][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.428221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.428345][ T32] r4:00000000 [ 1347.428373][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.428465][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.428494][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.428545][ T32] r5:00001000 r4:dfd17000 [ 1347.428566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.428637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.428714][ T32] r5:852bd78c r4:852bd400 [ 1347.428740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.428803][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.428826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.428916][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.428945][ T32] r4:8530ac00 [ 1347.428976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.429035][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.429080][ T32] r4:00000001 [ 1347.429112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.429180][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.429218][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.429249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.429302][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.429339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.429372][ T32] r4:852cfa40 [ 1347.429400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.429432][ T32] INFO: task kworker/1:883:5745 blocked for more than 473 seconds. [ 1347.429480][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.429512][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.429534][ T32] task:kworker/1:883 state:D stack:0 pid:5745 tgid:5745 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.429625][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.429696][ T32] Call trace: [ 1347.429733][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.429803][ T32] r10:8291a684 r9:ebeddd84 r8:00000002 r7:60000013 r6:ebeddd8c r5:85823c00 [ 1347.429850][ T32] r4:85823c00 [ 1347.429874][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.429921][ T32] r5:85823c00 r4:8291a680 [ 1347.429968][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.430017][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.430065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebedde08 [ 1347.430087][ T32] r4:00000000 [ 1347.430106][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.430143][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.430180][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.430226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85872b80 [ 1347.430248][ T32] r4:00000000 [ 1347.430267][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.430337][ T32] r9:83018205 r8:85823c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1347.430388][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.430438][ T32] r5:00001000 r4:eb4f3000 [ 1347.430458][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.430544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.430616][ T32] r5:857f378c r4:857f3400 [ 1347.430701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.430821][ T32] r7:ddde2d80 r6:83018200 r5:857f378c r4:85864b00 [ 1347.430873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.430954][ T32] r10:61c88647 r9:85823c00 r8:85864b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.430982][ T32] r4:85864b00 [ 1347.431003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.431054][ T32] r10:00000000 r9:85864b00 r8:80287e08 r7:ebd5de60 r6:85864b80 r5:85823c00 [ 1347.431079][ T32] r4:00000001 [ 1347.431114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.431171][ T32] Exception stack(0xebeddfb0 to 0xebeddff8) [ 1347.431206][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.431270][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.431304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.431360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.431387][ T32] r4:858728c0 [ 1347.432301][ T32] INFO: task kworker/1:883:5745 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.432388][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.432596][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.432680][ T32] Call trace: [ 1347.432713][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.432784][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.432810][ T32] r4:00000000 [ 1347.432831][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.432875][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.432905][ T32] 9d20: c8d1d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.432950][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.432983][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.433038][ T32] r5:80070113 r4:80239bb0 [ 1347.433064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.433111][ T32] r4:82ac21e4 [ 1347.433159][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.433265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.433318][ T32] r4:eaf29dc0 [ 1347.433361][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.433459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.433517][ T32] r4:00000000 [ 1347.433561][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.433686][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.433740][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.433845][ T32] r5:00001000 r4:dfd17000 [ 1347.433895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.433987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.434080][ T32] r5:852bd78c r4:852bd400 [ 1347.434190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.442039][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.442091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.442171][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.442195][ T32] r4:8530ac00 [ 1347.442216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.442268][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.442317][ T32] r4:00000001 [ 1347.442357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.442404][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.442438][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.442494][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.442554][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.442591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.442615][ T32] r4:852cfa40 [ 1347.442639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.442670][ T32] INFO: task kworker/1:884:5746 blocked for more than 473 seconds. [ 1347.442704][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.442730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.442823][ T32] task:kworker/1:884 state:D stack:0 pid:5746 tgid:5746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.442891][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.442958][ T32] Call trace: [ 1347.442993][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.443057][ T32] r10:8291a684 r9:ebee1d84 r8:00000002 r7:60000113 r6:ebee1d8c r5:85821800 [ 1347.443080][ T32] r4:85821800 [ 1347.443103][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.443150][ T32] r5:85821800 r4:8291a680 [ 1347.443171][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.443215][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.443263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebee1e08 [ 1347.443287][ T32] r4:00000000 [ 1347.443307][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.443344][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.443384][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.443429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85872ec0 [ 1347.443451][ T32] r4:00000000 [ 1347.443496][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.443554][ T32] r9:83018205 r8:85821800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1347.443576][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.443622][ T32] r5:00001000 r4:eb593000 [ 1347.443642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.443684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.443730][ T32] r5:857f3f8c r4:857f3c00 [ 1347.443758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.443809][ T32] r7:ddde2d80 r6:83018200 r5:857f3f8c r4:85864c00 [ 1347.443830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.443881][ T32] r10:61c88647 r9:85821800 r8:85864c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.443928][ T32] r4:85864c00 [ 1347.443955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.444009][ T32] r10:00000000 r9:85864c00 r8:80287e08 r7:ebedde60 r6:85864c80 r5:85821800 [ 1347.444034][ T32] r4:00000001 [ 1347.444055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.444123][ T32] Exception stack(0xebee1fb0 to 0xebee1ff8) [ 1347.444237][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.455106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.455200][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.455257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.455342][ T32] r4:85872a00 [ 1347.456201][ T32] INFO: task kworker/1:884:5746 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.456253][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.456346][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.456450][ T32] Call trace: [ 1347.456503][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.456573][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.456621][ T32] r4:00000000 [ 1347.456646][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.456693][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.456725][ T32] 9d20: c8f14000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.456785][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.456818][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.456844][ T32] r5:80070113 r4:80239bb0 [ 1347.456888][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.456940][ T32] r4:82ac21e4 [ 1347.456986][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.457044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.457089][ T32] r4:eaf29dc0 [ 1347.457136][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.457190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.457213][ T32] r4:00000000 [ 1347.457256][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.457312][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.457334][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.457402][ T32] r5:00001000 r4:dfd17000 [ 1347.457451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.457551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.457603][ T32] r5:852bd78c r4:852bd400 [ 1347.457636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.457697][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.457721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.457779][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.457804][ T32] r4:8530ac00 [ 1347.457848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.457932][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.457959][ T32] r4:00000001 [ 1347.458059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.458105][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.458134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.458165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.458216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.458252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.458275][ T32] r4:852cfa40 [ 1347.458297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.458342][ T32] INFO: task kworker/1:885:5748 blocked for more than 473 seconds. [ 1347.458378][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.458429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.458454][ T32] task:kworker/1:885 state:D stack:0 pid:5748 tgid:5748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.458504][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.458545][ T32] Call trace: [ 1347.458624][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.458679][ T32] r10:8291a684 r9:ebee5d84 r8:00000002 r7:60000113 r6:ebee5d8c r5:85828000 [ 1347.458703][ T32] r4:85828000 [ 1347.458724][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.458844][ T32] r5:85828000 r4:8291a680 [ 1347.458866][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.458938][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.458991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebee5e08 [ 1347.459022][ T32] r4:00000000 [ 1347.459067][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.459111][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.459148][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.459204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85872d40 [ 1347.459231][ T32] r4:00000000 [ 1347.459250][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.459299][ T32] r9:83018205 r8:85828000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1347.459346][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.459443][ T32] r5:00001000 r4:eb52f000 [ 1347.459468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.459511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.459567][ T32] r5:857f3b8c r4:857f3800 [ 1347.459591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.459645][ T32] r7:ddde2d80 r6:83018200 r5:857f3b8c r4:85864d00 [ 1347.459665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.459730][ T32] r10:61c88647 r9:85828000 r8:85864d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.459761][ T32] r4:85864d00 [ 1347.459809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.459863][ T32] r10:00000000 r9:85864d00 r8:80287e08 r7:ebee1e60 r6:85864d80 r5:85828000 [ 1347.459894][ T32] r4:00000001 [ 1347.459939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.459982][ T32] Exception stack(0xebee5fb0 to 0xebee5ff8) [ 1347.460022][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.460054][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.460083][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.460114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.460136][ T32] r4:85872c80 [ 1347.460618][ T32] INFO: task kworker/1:885:5748 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.460656][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.460714][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.460761][ T32] Call trace: [ 1347.460826][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.460939][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.460967][ T32] r4:00000000 [ 1347.460988][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.461048][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.461197][ T32] 9d20: c8f14000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.461376][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.461438][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.461478][ T32] r5:80070113 r4:80239bb0 [ 1347.461520][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.461608][ T32] r4:82ac21e4 [ 1347.461638][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.461703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.461734][ T32] r4:eaf29dc0 [ 1347.461760][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.461830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.461864][ T32] r4:00000000 [ 1347.461891][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.461956][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.461984][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.462045][ T32] r5:00001000 r4:dfd17000 [ 1347.462073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.462129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.462190][ T32] r5:852bd78c r4:852bd400 [ 1347.462216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.462309][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.462340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.462432][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.462467][ T32] r4:8530ac00 [ 1347.462493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.462582][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.462626][ T32] r4:00000001 [ 1347.462705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.462827][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.462880][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.462918][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.462947][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.462979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.463001][ T32] r4:852cfa40 [ 1347.463044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.463081][ T32] INFO: task kworker/1:886:5750 blocked for more than 473 seconds. [ 1347.463136][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.463194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.463242][ T32] task:kworker/1:886 state:D stack:0 pid:5750 tgid:5750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.463381][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.463502][ T32] Call trace: [ 1347.463588][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.463692][ T32] r10:8291a684 r9:ebee9d84 r8:00000002 r7:60000113 r6:ebee9d8c r5:85828c00 [ 1347.463747][ T32] r4:85828c00 [ 1347.463804][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.463910][ T32] r5:85828c00 r4:8291a680 [ 1347.463975][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.464059][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.464298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebee9e08 [ 1347.495063][ T32] r4:00000000 [ 1347.495143][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.495220][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.495267][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.495328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845eeac0 [ 1347.495357][ T32] r4:00000000 [ 1347.495388][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.495447][ T32] r9:83018205 r8:85828c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1347.495470][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.495522][ T32] r5:00001000 r4:eb767000 [ 1347.495543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.495586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.495648][ T32] r5:857fc38c r4:857fc000 [ 1347.495675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.495735][ T32] r7:ddde2d80 r6:83018200 r5:857fc38c r4:85864e00 [ 1347.495766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.495821][ T32] r10:61c88647 r9:85828c00 r8:85864e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.495845][ T32] r4:85864e00 [ 1347.495895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.495954][ T32] r10:00000000 r9:85864e00 r8:80287e08 r7:ebee1e60 r6:85864e80 r5:85828c00 [ 1347.495978][ T32] r4:00000001 [ 1347.496020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.496069][ T32] Exception stack(0xebee9fb0 to 0xebee9ff8) [ 1347.496169][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.496222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.496255][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.496288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.496312][ T32] r4:85872e00 [ 1347.497536][ T32] INFO: task kworker/1:886:5750 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.497602][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.497858][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.497909][ T32] Call trace: [ 1347.497942][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.498001][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.498029][ T32] r4:00000000 [ 1347.498055][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.498114][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.498150][ T32] 9d20: c9564000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.498183][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.498210][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.498237][ T32] r5:80070113 r4:80239bb0 [ 1347.498258][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.498303][ T32] r4:82ac21e4 [ 1347.498347][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.498404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.498457][ T32] r4:eaf29dc0 [ 1347.498507][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.498559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.498584][ T32] r4:00000000 [ 1347.498604][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.498664][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.498687][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.498732][ T32] r5:00001000 r4:dfd17000 [ 1347.498809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.498860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.498920][ T32] r5:852bd78c r4:852bd400 [ 1347.498984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.499046][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.499069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.499122][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.499170][ T32] r4:8530ac00 [ 1347.499196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.499249][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.499273][ T32] r4:00000001 [ 1347.499293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.499356][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.499390][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.499446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.499481][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.499513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.499582][ T32] r4:852cfa40 [ 1347.499631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.499665][ T32] INFO: task kworker/1:887:5752 blocked for more than 474 seconds. [ 1347.499723][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.499758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.499781][ T32] task:kworker/1:887 state:D stack:0 pid:5752 tgid:5752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.499831][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.499902][ T32] Call trace: [ 1347.499962][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.500032][ T32] r10:8291a684 r9:ebeedd84 r8:00000002 r7:60000113 r6:ebeedd8c r5:85829800 [ 1347.500083][ T32] r4:85829800 [ 1347.500108][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.500173][ T32] r5:85829800 r4:8291a680 [ 1347.500197][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.500241][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.500288][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebeede08 [ 1347.500311][ T32] r4:00000000 [ 1347.500336][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.500375][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.500412][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.500459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85862fc0 [ 1347.500482][ T32] r4:00000000 [ 1347.500501][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.500597][ T32] r9:83018205 r8:85829800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.500648][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.500723][ T32] r5:00001000 r4:eb7a9000 [ 1347.500747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.500800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.500849][ T32] r5:857fc78c r4:857fc400 [ 1347.500916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.500981][ T32] r7:ddde2d80 r6:83018200 r5:857fc78c r4:85864f00 [ 1347.501012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.501067][ T32] r10:61c88647 r9:85829800 r8:85864f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.501092][ T32] r4:85864f00 [ 1347.501115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.501180][ T32] r10:00000000 r9:85864f00 r8:80287e08 r7:ebee9e60 r6:85864f80 r5:85829800 [ 1347.501234][ T32] r4:00000001 [ 1347.501259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.501299][ T32] Exception stack(0xebeedfb0 to 0xebeedff8) [ 1347.501329][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.501361][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.501390][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.501424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.501450][ T32] r4:85872e40 [ 1347.501932][ T32] INFO: task kworker/1:887:5752 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.501973][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.502040][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.502087][ T32] Call trace: [ 1347.502137][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.502197][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.502246][ T32] r4:00000000 [ 1347.502271][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.502339][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.502376][ T32] 9d20: c9564000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.502410][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.502441][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.502467][ T32] r5:80070113 r4:80239bb0 [ 1347.502489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.502558][ T32] r4:82ac21e4 [ 1347.502584][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.502632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.502658][ T32] r4:eaf29dc0 [ 1347.502678][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.502726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.502819][ T32] r4:00000000 [ 1347.502862][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.502917][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.502943][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.502990][ T32] r5:00001000 r4:dfd17000 [ 1347.503016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.503059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.503203][ T32] r5:852bd78c r4:852bd400 [ 1347.503229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.503284][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.503308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.503390][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.503419][ T32] r4:8530ac00 [ 1347.503441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.503493][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.503518][ T32] r4:00000001 [ 1347.503538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.503578][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.503609][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.503640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.503670][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.503702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.503728][ T32] r4:852cfa40 [ 1347.503760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.503803][ T32] INFO: task kworker/1:888:5753 blocked for more than 474 seconds. [ 1347.503847][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.503899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.503952][ T32] task:kworker/1:888 state:D stack:0 pid:5753 tgid:5753 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.504026][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.504076][ T32] Call trace: [ 1347.504205][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.525332][ T32] r10:8291a684 r9:ebd51d84 r8:00000002 r7:60000113 r6:ebd51d8c r5:8582a400 [ 1347.525415][ T32] r4:8582a400 [ 1347.525445][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.525537][ T32] r5:8582a400 r4:8291a680 [ 1347.525569][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.525619][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.525694][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd51e08 [ 1347.525727][ T32] r4:00000000 [ 1347.525752][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.525817][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.525868][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.525930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889040 [ 1347.525960][ T32] r4:00000000 [ 1347.525986][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.526049][ T32] r9:83018205 r8:8582a400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1347.526152][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.526216][ T32] r5:00001000 r4:eb881000 [ 1347.526242][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.526295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.526352][ T32] r5:857fcb8c r4:857fc800 [ 1347.526402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.526470][ T32] r7:ddde2d80 r6:83018200 r5:857fcb8c r4:85887000 [ 1347.526522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.526606][ T32] r10:61c88647 r9:8582a400 r8:8588702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.526669][ T32] r4:85887000 [ 1347.526722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.526815][ T32] r10:00000000 r9:85887000 r8:80287e08 r7:ebeede60 r6:85887080 r5:8582a400 [ 1347.526866][ T32] r4:00000001 [ 1347.526893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.526956][ T32] Exception stack(0xebd51fb0 to 0xebd51ff8) [ 1347.526996][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.527028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.527059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.527091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.527114][ T32] r4:85872e40 [ 1347.527895][ T32] INFO: task kworker/1:888:5753 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.527965][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.528153][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.528268][ T32] Call trace: [ 1347.528341][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.528471][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.528552][ T32] r4:00000000 [ 1347.528624][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.528731][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.528833][ T32] 9d20: c982e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.528896][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.528975][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.529013][ T32] r5:80070113 r4:80239bb0 [ 1347.529038][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.529090][ T32] r4:82ac21e4 [ 1347.529112][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.529160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.529209][ T32] r4:eaf29dc0 [ 1347.529236][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.529285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.529321][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.529441][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1347.529620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.529969][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 4 printk messages dropped ** [ 1347.530195][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1347.530291][ T32] r4:852cfa40 ** 3 printk messages dropped ** [ 1347.530408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1347.530543][ T32] Call trace: ** 2 printk messages dropped ** [ 1347.530725][ T32] r4:8582b000 ** 3 printk messages dropped ** [ 1347.531127][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.531259][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1347.531474][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.531623][ T32] r5:00001000 r4:eb899000 ** 2 printk messages dropped ** [ 1347.531774][ T32] r5:857fcf8c r4:857fcc00 [ 1347.531827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.531883][ T32] r7:ddde2d80 r6:83018200 r5:857fcf8c r4:85887100 [ 1347.531906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.531985][ T32] r10:61c88647 r9:8582b000 r8:8588712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.532048][ T32] r4:85887100 [ 1347.532096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.532183][ T32] r10:00000000 r9:85887100 r8:80287e08 r7:ebd51e60 r6:85887180 r5:8582b000 [ 1347.532238][ T32] r4:00000001 [ 1347.532262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.532302][ T32] Exception stack(0xebef1fb0 to 0xebef1ff8) [ 1347.532338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.532382][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.532415][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.532463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.532498][ T32] r4:85889080 [ 1347.533080][ T32] INFO: task kworker/1:889:5756 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.533152][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.533221][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.533267][ T32] Call trace: [ 1347.533328][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.533412][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.533447][ T32] r4:00000000 [ 1347.533470][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.533514][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.533545][ T32] 9d20: c982e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.533576][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.533615][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.533667][ T32] r5:80070113 r4:80239bb0 [ 1347.533692][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.533772][ T32] r4:82ac21e4 [ 1347.533800][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.533865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.533901][ T32] r4:eaf29dc0 [ 1347.533922][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.533969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.533992][ T32] r4:00000000 [ 1347.534017][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.534067][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.534112][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.560485][ T32] r5:00001000 r4:dfd17000 [ 1347.560537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.560636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.560691][ T32] r5:852bd78c r4:852bd400 [ 1347.560715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.560814][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.560863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.560923][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.560972][ T32] r4:8530ac00 [ 1347.560998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.561087][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.561116][ T32] r4:00000001 [ 1347.561138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.561204][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.561254][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.561289][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.561330][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.561365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.561389][ T32] r4:852cfa40 [ 1347.561413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.561457][ T32] INFO: task kworker/1:890:5758 blocked for more than 474 seconds. [ 1347.561494][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.561521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.561544][ T32] task:kworker/1:890 state:D stack:0 pid:5758 tgid:5758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.561631][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.561697][ T32] Call trace: [ 1347.561746][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.561813][ T32] r10:8291a684 r9:ebf05d84 r8:00000002 r7:60000113 r6:ebf05d8c r5:858cec00 [ 1347.561837][ T32] r4:858cec00 [ 1347.561858][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.561955][ T32] r5:858cec00 r4:8291a680 [ 1347.562001][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.562051][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.562099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf05e08 [ 1347.562122][ T32] r4:00000000 [ 1347.562160][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.562204][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.562270][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.562334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889440 [ 1347.562362][ T32] r4:00000000 [ 1347.562382][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.562435][ T32] r9:83018205 r8:858cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1347.562469][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.562518][ T32] r5:00001000 r4:eb8c7000 [ 1347.562538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.562579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.562650][ T32] r5:857fd38c r4:857fd000 [ 1347.562689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.562792][ T32] r7:ddde2d80 r6:83018200 r5:857fd38c r4:85887200 [ 1347.562830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.562886][ T32] r10:61c88647 r9:858cec00 r8:8588722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.562911][ T32] r4:85887200 [ 1347.562955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.563034][ T32] r10:00000000 r9:85887200 r8:80287e08 r7:ebef1e60 r6:85858900 r5:858cec00 [ 1347.563061][ T32] r4:00000001 [ 1347.563082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.563187][ T32] Exception stack(0xebf05fb0 to 0xebf05ff8) [ 1347.563223][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.563254][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.563282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.563332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.563404][ T32] r4:858891c0 [ 1347.569876][ T32] INFO: task kworker/1:890:5758 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.569999][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.570080][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.570159][ T32] Call trace: [ 1347.570194][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.570263][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.570315][ T32] r4:00000000 [ 1347.570365][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.570439][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.570547][ T32] 9d20: c9b70000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.570611][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.570643][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.570669][ T32] r5:80070113 r4:80239bb0 [ 1347.570714][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.570826][ T32] r4:82ac21e4 [ 1347.570853][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.570959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.570996][ T32] r4:eaf29dc0 [ 1347.571018][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.571111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.571139][ T32] r4:00000000 [ 1347.571174][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.571257][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.571284][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.571333][ T32] r5:00001000 r4:dfd17000 [ 1347.571354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.571396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.571442][ T32] r5:852bd78c r4:852bd400 [ 1347.571462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.571513][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.571536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.571587][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.571610][ T32] r4:8530ac00 [ 1347.571630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.571699][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.571768][ T32] r4:00000001 [ 1347.571901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.571954][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.572010][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.572047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.572081][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.572131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.572158][ T32] r4:852cfa40 [ 1347.572207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.572253][ T32] INFO: task kworker/1:891:5760 blocked for more than 474 seconds. [ 1347.572295][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.572325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.572347][ T32] task:kworker/1:891 state:D stack:0 pid:5760 tgid:5760 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.572442][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.572539][ T32] Call trace: [ 1347.572609][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.572708][ T32] r10:8291a684 r9:ebf0dd84 r8:00000002 r7:60000013 r6:ebf0dd8c r5:84673c00 [ 1347.572793][ T32] r4:84673c00 [ 1347.572860][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.572959][ T32] r5:84673c00 r4:8291a680 [ 1347.573000][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.573097][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.573191][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf0de08 [ 1347.573218][ T32] r4:00000000 [ 1347.573239][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.573368][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.573420][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.573518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858895c0 [ 1347.573546][ T32] r4:00000000 [ 1347.573591][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.573673][ T32] r9:83018205 r8:84673c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.573699][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.573745][ T32] r5:00001000 r4:eb90f000 [ 1347.573806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.573854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.573900][ T32] r5:857fd78c r4:857fd400 [ 1347.573921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.573971][ T32] r7:ddde2d80 r6:83018200 r5:857fd78c r4:85887280 [ 1347.574018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.574105][ T32] r10:61c88647 r9:84673c00 r8:858872ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.574134][ T32] r4:85887280 [ 1347.574154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.574206][ T32] r10:00000000 r9:85887280 r8:80287e08 r7:ebf05e60 r6:85858980 r5:84673c00 [ 1347.574334][ T32] r4:00000001 [ 1347.590165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.590344][ T32] Exception stack(0xebf0dfb0 to 0xebf0dff8) [ 1347.590434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.590512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.590578][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.590653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.590707][ T32] r4:85889240 [ 1347.592143][ T32] INFO: task kworker/1:891:5760 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.592229][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.592500][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.592612][ T32] Call trace: [ 1347.592710][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.592852][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.592937][ T32] r4:00000000 [ 1347.593018][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.593123][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.593226][ T32] 9d20: c9c94000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.593351][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.593430][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.593514][ T32] r5:80070113 r4:80239bb0 [ 1347.593571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.593697][ T32] r4:82ac21e4 [ 1347.593772][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.593886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.593967][ T32] r4:eaf29dc0 [ 1347.594023][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.594227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.610196][ T32] r4:00000000 [ 1347.610306][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.610468][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.610521][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.610656][ T32] r5:00001000 r4:dfd17000 [ 1347.610723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.610870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.610995][ T32] r5:852bd78c r4:852bd400 [ 1347.611089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.611304][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.611370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.611510][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.611589][ T32] r4:8530ac00 [ 1347.611657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.611815][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.611897][ T32] r4:00000001 [ 1347.611954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.612053][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.612129][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.612218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.612297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.612387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1347.613098][ T32] Call trace: ** 7 printk messages dropped ** [ 1347.613843][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf11e08 ** 12 printk messages dropped ** [ 1347.629345][ T32] r5:857fdb8c r4:857fd800 [ 1347.629404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.629522][ T32] r7:ddde2d80 r6:83018200 r5:857fdb8c r4:85887300 ** 7 printk messages dropped ** [ 1347.630192][ T32] Exception stack(0xebf11fb0 to 0xebf11ff8) ** 9 printk messages dropped ** [ 1347.632623][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 13 printk messages dropped ** [ 1347.633840][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 15 printk messages dropped ** [ 1347.660022][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 13 printk messages dropped ** [ 1347.661284][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1347.662380][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.663502][ T32] r5:8580038c r4:85800000 ** 2 printk messages dropped ** [ 1347.663720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1347.681886][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.682699][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.682844][ T32] 9d20: ca2c8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.682929][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.682996][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.683112][ T32] r5:80070113 r4:80239bb0 [ 1347.683245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.683359][ T32] r4:82ac21e4 [ 1347.683412][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.683549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.683697][ T32] r4:eaf29dc0 [ 1347.683764][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.683878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.683953][ T32] r4:00000000 [ 1347.684010][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.684129][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.705104][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.705426][ T32] r5:00001000 r4:dfd17000 [ 1347.705485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.705588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.705696][ T32] r5:852bd78c r4:852bd400 [ 1347.705747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.705875][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.705932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.706051][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.706110][ T32] r4:8530ac00 [ 1347.706160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.706276][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.706331][ T32] r4:00000001 [ 1347.706383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.706477][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.706572][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.706691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.706810][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.706890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.707031][ T32] r4:852cfa40 [ 1347.707101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.707197][ T32] INFO: task kworker/1:894:5765 blocked for more than 474 seconds. [ 1347.707276][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.707339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.707393][ T32] task:kworker/1:894 state:D stack:0 pid:5765 tgid:5765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.707524][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.707630][ T32] Call trace: [ 1347.707714][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.707853][ T32] r10:8291a684 r9:ebf21d84 r8:00000002 r7:60000113 r6:ebf21d8c r5:8464a400 [ 1347.707912][ T32] r4:8464a400 [ 1347.707985][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.708098][ T32] r5:8464a400 r4:8291a680 [ 1347.708150][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.708244][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1347.708405][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.708915][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.709484][ T32] r5:857fdf8c r4:857fdc00 [ 1347.709536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.709650][ T32] r7:ddde2d80 r6:83018200 r5:857fdf8c r4:85887400 [ 1347.709700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.709866][ T32] r10:61c88647 r9:8464a400 r8:8588742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1347.710352][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.712629][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1347.713039][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.713108][ T32] 9d20: ca58b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.713178][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.713241][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.713305][ T32] r5:80070113 r4:80239bb0 [ 1347.713358][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.713461][ T32] r4:82ac21e4 [ 1347.713509][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.713617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.713675][ T32] r4:eaf29dc0 [ 1347.713720][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.713838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.713900][ T32] r4:00000000 [ 1347.713950][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.714049][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.714102][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.739169][ T32] r5:00001000 r4:dfd17000 [ 1347.739341][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.739494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.739603][ T32] r5:852bd78c r4:852bd400 [ 1347.739657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.740017][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.740142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.740263][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.740322][ T32] r4:8530ac00 [ 1347.740377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.740587][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.740770][ T32] r4:00000001 [ 1347.740832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.740943][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.741030][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.741216][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.741295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.741368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.741423][ T32] r4:852cfa40 [ 1347.741478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.741544][ T32] INFO: task kworker/1:895:5767 blocked for more than 474 seconds. [ 1347.741622][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.741690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.741749][ T32] task:kworker/1:895 state:D stack:0 pid:5767 tgid:5767 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.741885][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.741988][ T32] Call trace: [ 1347.742074][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.742221][ T32] r10:8291a684 r9:ebf29d84 r8:00000002 r7:60000113 r6:ebf29d8c r5:84649800 [ 1347.742283][ T32] r4:84649800 [ 1347.742347][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.742513][ T32] r5:84649800 r4:8291a680 [ 1347.742631][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.742737][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.742878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf29e08 [ 1347.742933][ T32] r4:00000000 [ 1347.742983][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.743105][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.743418][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.743548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889980 [ 1347.743605][ T32] r4:00000000 [ 1347.743878][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.744016][ T32] r9:83018205 r8:84649800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1347.744108][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.760309][ T32] r5:00001000 r4:eb979000 [ 1347.760486][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.760625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.760733][ T32] r5:857fe38c r4:857fe000 [ 1347.760795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.760913][ T32] r7:ddde2d80 r6:83018200 r5:857fe38c r4:85887480 [ 1347.760968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.761093][ T32] r10:61c88647 r9:84649800 r8:858874ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1347.761321][ T32] r10:00000000 r9:85887480 r8:80287e08 r7:ebf19e60 r6:85858b80 r5:84649800 ** 9 printk messages dropped ** [ 1347.763519][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.785661][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 6 printk messages dropped ** [ 1347.786224][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1347.787252][ T32] r5:852bd78c r4:852bd400 ** 6 printk messages dropped ** [ 1347.787915][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 7 printk messages dropped ** [ 1347.788875][ T32] r4:852cfa40 ** 5 printk messages dropped ** [ 1347.789480][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.790028][ T32] r5:84648000 r4:8291a680 ** 5 printk messages dropped ** [ 1347.790798][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.791824][ T32] r5:857fe78c r4:857fe400 [ 1347.791894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.792019][ T32] r7:ddde2d80 r6:83018200 r5:857fe78c r4:85887500 ** 1 printk messages dropped ** [ 1347.792198][ T32] r10:61c88647 r9:84648000 r8:8588752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.793249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1347.815925][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.816158][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.816373][ T32] Call trace: [ 1347.816502][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.816641][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.816703][ T32] r4:00000000 [ 1347.816755][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.816860][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.816934][ T32] 9d20: caa99000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.817004][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.817080][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.817142][ T32] r5:80070113 r4:80239bb0 [ 1347.817193][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.817367][ T32] r4:82ac21e4 [ 1347.817441][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.817566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.817657][ T32] r4:eaf29dc0 [ 1347.817723][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.817834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.817892][ T32] r4:00000000 [ 1347.817949][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.818077][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.818134][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.818237][ T32] r5:00001000 r4:dfd17000 [ 1347.818311][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.818416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.818518][ T32] r5:852bd78c r4:852bd400 [ 1347.818570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.818686][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.818804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.818945][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.819018][ T32] r4:8530ac00 [ 1347.819087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.819206][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.819281][ T32] r4:00000001 [ 1347.819352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.819453][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.819550][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.819638][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.819736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.819831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.819891][ T32] r4:852cfa40 [ 1347.819977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.820095][ T32] INFO: task kworker/1:897:5771 blocked for more than 474 seconds. [ 1347.820195][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.820271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.820321][ T32] task:kworker/1:897 state:D stack:0 pid:5771 tgid:5771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.820427][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.820520][ T32] Call trace: [ 1347.820618][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.820734][ T32] r10:8291a684 r9:ebf39d84 r8:00000002 r7:60000013 r6:ebf39d8c r5:8464b000 [ 1347.820794][ T32] r4:8464b000 [ 1347.820847][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.820949][ T32] r5:8464b000 r4:8291a680 [ 1347.821019][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.821124][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.821283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf39e08 [ 1347.821379][ T32] r4:00000000 [ 1347.821435][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.821587][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.821695][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.821812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889c00 [ 1347.821870][ T32] r4:00000000 [ 1347.821924][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.822045][ T32] r9:83018205 r8:8464b000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.822135][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.822238][ T32] r5:00001000 r4:eb9b9000 [ 1347.822286][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.822381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.822488][ T32] r5:857feb8c r4:857fe800 [ 1347.822540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.822723][ T32] r7:ddde2d80 r6:83018200 r5:857feb8c r4:85887580 [ 1347.822858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.822978][ T32] r10:61c88647 r9:8464b000 r8:858875ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.823047][ T32] r4:85887580 [ 1347.823148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.823261][ T32] r10:00000000 r9:85887580 r8:80287e08 r7:ebf19e60 r6:85858c80 r5:8464b000 [ 1347.823349][ T32] r4:00000001 [ 1347.823422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.823559][ T32] Exception stack(0xebf39fb0 to 0xebf39ff8) [ 1347.823631][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.823705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.823778][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.823851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.823912][ T32] r4:85889940 [ 1347.856159][ T32] INFO: task kworker/1:897:5771 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1347.856400][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.856574][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.856746][ T32] Call trace: [ 1347.856840][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.856975][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.857044][ T32] r4:00000000 [ 1347.857096][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.857214][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.857296][ T32] 9d20: cacbc000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.857370][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.857463][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.857602][ T32] r5:80070113 r4:80239bb0 [ 1347.857909][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.858030][ T32] r4:82ac21e4 [ 1347.858367][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.858491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.858549][ T32] r4:eaf29dc0 [ 1347.858689][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.858818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.858900][ T32] r4:00000000 [ 1347.858976][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.859116][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.859196][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.859287][ T32] r5:00001000 r4:dfd17000 [ 1347.859357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.859440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.859522][ T32] r5:852bd78c r4:852bd400 [ 1347.859591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.859688][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.859732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.859873][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.859924][ T32] r4:8530ac00 [ 1347.859993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.860094][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 6 printk messages dropped ** [ 1347.860787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1347.861994][ T32] r10:8291a684 r9:ebf41d84 r8:00000002 r7:60000113 r6:ebf41d8c r5:8464bc00 ** 6 printk messages dropped ** [ 1347.862828][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.863268][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.863747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.863846][ T32] r5:857ff38c r4:857ff000 [ 1347.863898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.864186][ T32] r10:61c88647 r9:8464bc00 r8:8588762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.890527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.892433][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.893020][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.893123][ T32] 9d20: caf07000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.893218][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.893284][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.893353][ T32] r5:80070113 r4:80239bb0 [ 1347.893515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.893650][ T32] r4:82ac21e4 [ 1347.893707][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.893866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.893937][ T32] r4:eaf29dc0 [ 1347.893995][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.894120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.908938][ T32] r4:00000000 [ 1347.909073][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.909251][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.909345][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.909486][ T32] r5:00001000 r4:dfd17000 [ 1347.909545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.909650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.909784][ T32] r5:852bd78c r4:852bd400 [ 1347.909846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.909970][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.910038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.910167][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.910234][ T32] r4:8530ac00 [ 1347.910314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.910476][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.910544][ T32] r4:00000001 [ 1347.910590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.910701][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.910827][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.910904][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.910971][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.911060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.911126][ T32] r4:852cfa40 [ 1347.911194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.911272][ T32] INFO: task kworker/1:899:5776 blocked for more than 474 seconds. [ 1347.911358][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.911429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.911516][ T32] task:kworker/1:899 state:D stack:0 pid:5776 tgid:5776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.911702][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.911857][ T32] Call trace: [ 1347.911951][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.912083][ T32] r10:8291a684 r9:ebf49d84 r8:00000002 r7:60000113 r6:ebf49d8c r5:8464d400 [ 1347.912130][ T32] r4:8464d400 [ 1347.912191][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.912311][ T32] r5:8464d400 r4:8291a680 [ 1347.912373][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.912483][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.912604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf49e08 [ 1347.912705][ T32] r4:00000000 [ 1347.912782][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.912883][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.912988][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.913110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85889f00 [ 1347.913174][ T32] r4:00000000 [ 1347.913231][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.913353][ T32] r9:83018205 r8:8464d400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1347.913444][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.913562][ T32] r5:00001000 r4:ebb3f000 [ 1347.913651][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.913759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.913850][ T32] r5:857ff78c r4:857ff400 [ 1347.913899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.913998][ T32] r7:ddde2d80 r6:83018200 r5:857ff78c r4:85887680 [ 1347.914044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.914148][ T32] r10:61c88647 r9:8464d400 r8:858876ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.939211][ T32] r4:85887680 [ 1347.939436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1347.940022][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.942544][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1347.943529][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.943986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 9 printk messages dropped ** [ 1347.961759][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 ** 5 printk messages dropped ** [ 1347.962470][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.962975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.963736][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.974943][ T32] r5:8464c800 r4:8291a680 ** 3 printk messages dropped ** [ 1347.975330][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.975769][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.976121][ T32] r5:00001000 r4:ebb87000 ** 2 printk messages dropped ** [ 1347.976534][ T32] r5:857ffb8c r4:857ff800 [ 1347.976599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1347.976813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1347.977550][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.979566][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.979669][ T32] Call trace: [ 1347.979743][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.979873][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1347.979946][ T32] r4:00000000 [ 1347.980035][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.980284][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1347.980372][ T32] 9d20: cb45c000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1347.980475][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1347.980546][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1347.980605][ T32] r5:80070113 r4:80239bb0 [ 1347.980656][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.980794][ T32] r4:82ac21e4 [ 1347.980861][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.980975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1347.981048][ T32] r4:eaf29dc0 [ 1347.981133][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.981273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1347.981342][ T32] r4:00000000 [ 1347.981429][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.981545][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.981594][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.981699][ T32] r5:00001000 r4:dfd17000 [ 1347.981901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.982022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.982155][ T32] r5:852bd78c r4:852bd400 [ 1347.982265][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.982393][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1347.982457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.982605][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.982672][ T32] r4:8530ac00 [ 1347.982725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.982890][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1347.982950][ T32] r4:00000001 [ 1347.983014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.983107][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1347.983227][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.983311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.983383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.983458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.983510][ T32] r4:852cfa40 [ 1347.983560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.983625][ T32] INFO: task kworker/1:901:5780 blocked for more than 474 seconds. [ 1347.983703][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.983769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.983850][ T32] task:kworker/1:901 state:D stack:0 pid:5780 tgid:5780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.983969][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.984147][ T32] Call trace: [ 1348.019325][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.019522][ T32] r10:8291a684 r9:ebf61d84 r8:00000002 r7:60000013 r6:ebf61d8c r5:8464e000 [ 1348.019595][ T32] r4:8464e000 [ 1348.019653][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.019787][ T32] r5:8464e000 r4:8291a680 [ 1348.019841][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.019943][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.020066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf61e08 [ 1348.020125][ T32] r4:00000000 [ 1348.020198][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.020325][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.020431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.020545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859160c0 [ 1348.020603][ T32] r4:00000000 [ 1348.020681][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.020865][ T32] r9:83018205 r8:8464e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1348.020939][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.021058][ T32] r5:00001000 r4:ebba1000 [ 1348.021110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.021208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.021341][ T32] r5:857fff8c r4:857ffc00 [ 1348.021436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.021684][ T32] r7:ddde2d80 r6:83018200 r5:857fff8c r4:85887780 [ 1348.021761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.021899][ T32] r10:61c88647 r9:8464e000 r8:858877ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1348.022171][ T32] r10:00000000 r9:85887780 r8:80287e08 r7:ebf19e60 r6:85858e80 r5:8464e000 [ 1348.022240][ T32] r4:00000001 [ 1348.022290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.022389][ T32] Exception stack(0xebf61fb0 to 0xebf61ff8) [ 1348.022469][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.022552][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.022622][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.022724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.022844][ T32] r4:85916040 [ 1348.037815][ T32] INFO: task kworker/1:901:5780 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.038064][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.038248][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.038385][ T32] Call trace: [ 1348.038468][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.038603][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.038663][ T32] r4:00000000 [ 1348.038713][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.038859][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.038939][ T32] 9d20: cb83a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.039019][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.039086][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.039151][ T32] r5:80070113 r4:80239bb0 [ 1348.039203][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.039307][ T32] r4:82ac21e4 [ 1348.039357][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.039468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.039574][ T32] r4:eaf29dc0 [ 1348.039633][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.039738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.039802][ T32] r4:00000000 [ 1348.039854][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.039970][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.040026][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.040134][ T32] r5:00001000 r4:dfd17000 [ 1348.040189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.040287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.040393][ T32] r5:852bd78c r4:852bd400 [ 1348.040446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.040562][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.040613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.040723][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.040793][ T32] r4:8530ac00 [ 1348.040845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.040961][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1348.041019][ T32] r4:00000001 [ 1348.041071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.041164][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1348.041234][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.041371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.041455][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.041538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.041593][ T32] r4:852cfa40 [ 1348.041644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.041707][ T32] INFO: task kworker/1:902:5783 blocked for more than 474 seconds. [ 1348.041824][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.041908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.041995][ T32] task:kworker/1:902 state:D stack:0 pid:5783 tgid:5783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.042202][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.042303][ T32] Call trace: [ 1348.042378][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.042496][ T32] r10:8291a684 r9:ebf91d84 r8:00000002 r7:60000113 r6:ebf91d8c r5:858d8c00 [ 1348.042576][ T32] r4:858d8c00 [ 1348.042670][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.042814][ T32] r5:858d8c00 r4:8291a680 [ 1348.042865][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.042967][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.043109][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf91e08 [ 1348.043174][ T32] r4:00000000 [ 1348.043224][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.043315][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.043405][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.043511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85916800 [ 1348.043569][ T32] r4:00000000 [ 1348.043687][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.043813][ T32] r9:83018205 r8:858d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1348.043915][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.044024][ T32] r5:00001000 r4:ebccd000 [ 1348.044110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.063280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.063475][ T32] r5:8580138c r4:85801000 [ 1348.063535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.063644][ T32] r7:ddde2d80 r6:83018200 r5:8580138c r4:85887800 [ 1348.063730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.063869][ T32] r10:61c88647 r9:858d8c00 r8:8588782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.063925][ T32] r4:85887800 [ 1348.063976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.064107][ T32] r10:00000000 r9:85887800 r8:80287e08 r7:ebf19e60 r6:85858f00 r5:858d8c00 [ 1348.069490][ T32] r4:00000001 [ 1348.069670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1348.070113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.072375][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 ** 10 printk messages dropped ** [ 1348.073338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 ** 9 printk messages dropped ** [ 1348.088936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.089772][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 5 printk messages dropped ** [ 1348.090215][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.090898][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.091284][ T32] r4:858da400 ** 4 printk messages dropped ** [ 1348.091712][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf99e08 ** 8 printk messages dropped ** [ 1348.092425][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.092811][ T32] r5:8580078c r4:85800400 ** 1 printk messages dropped ** [ 1348.093024][ T32] r7:ddde2d80 r6:83018200 r5:8580078c r4:85887880 ** 1 printk messages dropped ** [ 1348.093224][ T32] r10:61c88647 r9:858da400 r8:858878ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.093285][ T32] r4:85887880 [ 1348.093337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.093482][ T32] r10:00000000 r9:85887880 r8:80287e08 r7:ebf91e60 r6:85858f80 r5:858da400 [ 1348.093551][ T32] r4:00000001 [ 1348.093599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.093712][ T32] Exception stack(0xebf99fb0 to 0xebf99ff8) [ 1348.093799][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.093892][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.093977][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.094080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.115059][ T32] r4:85916280 [ 1348.116637][ T32] INFO: task kworker/1:903:5785 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.116764][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.116947][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.117092][ T32] Call trace: [ 1348.117174][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.117341][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.117419][ T32] r4:00000000 [ 1348.117471][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.117571][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.117663][ T32] 9d20: cc7fc000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.117757][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.117862][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.117934][ T32] r5:80070113 r4:80239bb0 [ 1348.117987][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.118094][ T32] r4:82ac21e4 [ 1348.118147][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.118278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.118345][ T32] r4:eaf29dc0 [ 1348.118395][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.118501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.118562][ T32] r4:00000000 [ 1348.118628][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.118776][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.118836][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.118984][ T32] r5:00001000 r4:dfd17000 ** 5 printk messages dropped ** [ 1348.119639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1348.120626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1348.121876][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1348.123365][ T32] r5:85800b8c r4:85800800 [ 1348.123415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.123528][ T32] r7:ddde2d80 r6:83018200 r5:85800b8c r4:85887900 ** 2 printk messages dropped ** [ 1348.123741][ T32] r4:85887900 ** 7 printk messages dropped ** [ 1348.145448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1348.147855][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 9 printk messages dropped ** [ 1348.148584][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 15 printk messages dropped ** [ 1348.149969][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 13 printk messages dropped ** [ 1348.151073][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1348.151966][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.152861][ T32] r5:00001000 r4:ebcb1000 ** 2 printk messages dropped ** [ 1348.153123][ T32] r5:85800f8c r4:85800c00 [ 1348.153173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.153293][ T32] r7:ddde2d80 r6:83018200 r5:85800f8c r4:85887980 [ 1348.153361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.153479][ T32] r10:61c88647 r9:858d9800 r8:858879ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.153569][ T32] r4:85887980 [ 1348.153634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.153764][ T32] r10:00000000 r9:85887980 r8:80287e08 r7:ebf91e60 r6:85925080 r5:858d9800 [ 1348.153825][ T32] r4:00000001 [ 1348.153874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.153961][ T32] Exception stack(0xebfa5fb0 to 0xebfa5ff8) [ 1348.154057][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.154184][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.173763][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.173892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.173962][ T32] r4:85916380 [ 1348.176065][ T32] INFO: task kworker/1:905:5788 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.176265][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.176470][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.176605][ T32] Call trace: [ 1348.176703][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.176854][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.176915][ T32] r4:00000000 [ 1348.176987][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.177100][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.177176][ T32] 9d20: ccab7000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.177252][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.177321][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.177383][ T32] r5:80070113 r4:80239bb0 [ 1348.177431][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.177532][ T32] r4:82ac21e4 [ 1348.177580][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.177683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.177740][ T32] r4:eaf29dc0 [ 1348.177839][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.177979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.178062][ T32] r4:00000000 [ 1348.178115][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.178269][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.178359][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.178466][ T32] r5:00001000 r4:dfd17000 [ 1348.178516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.178647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.178784][ T32] r5:852bd78c r4:852bd400 [ 1348.178840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.178996][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.179064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.179274][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.179375][ T32] r4:8530ac00 [ 1348.179432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1348.179746][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 6 printk messages dropped ** [ 1348.180392][ T32] INFO: task kworker/1:906:5790 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1348.181435][ T32] r4:858dc800 ** 4 printk messages dropped ** [ 1348.182136][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfb5e08 ** 5 printk messages dropped ** [ 1348.182595][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.183193][ T32] r5:85801b8c r4:85801800 [ 1348.183245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.183355][ T32] r7:ddde2d80 r6:83018200 r5:85801b8c r4:85887a00 [ 1348.183408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.183518][ T32] r10:61c88647 r9:858dc800 r8:85887a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1348.184040][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.220994][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.221134][ T32] Call trace: [ 1348.221219][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.221417][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.221494][ T32] r4:00000000 [ 1348.221548][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.221672][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.221789][ T32] 9d20: ccfb5000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.221873][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.221974][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.222083][ T32] r5:80070113 r4:80239bb0 [ 1348.222180][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.222291][ T32] r4:82ac21e4 [ 1348.222384][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.222581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.222650][ T32] r4:eaf29dc0 [ 1348.222703][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.222842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.222967][ T32] r4:00000000 [ 1348.223106][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.223234][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.223290][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.223427][ T32] r5:00001000 r4:dfd17000 [ 1348.223522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.223656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.223768][ T32] r5:852bd78c r4:852bd400 [ 1348.223841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.223959][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.224024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.224145][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.245107][ T32] r4:8530ac00 [ 1348.245302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.245465][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1348.245544][ T32] r4:00000001 [ 1348.245672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.245817][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1348.245933][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.246020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.246090][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.246167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.246224][ T32] r4:852cfa40 [ 1348.246316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.246446][ T32] INFO: task kworker/1:907:5792 blocked for more than 474 seconds. [ 1348.246524][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.246606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.246666][ T32] task:kworker/1:907 state:D stack:0 pid:5792 tgid:5792 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.246902][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.247036][ T32] Call trace: [ 1348.247117][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.247242][ T32] r10:8291a684 r9:ebfadd84 r8:00000002 r7:60000113 r6:ebfadd8c r5:858dbc00 [ 1348.247336][ T32] r4:858dbc00 [ 1348.247394][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.247498][ T32] r5:858dbc00 r4:8291a680 [ 1348.247550][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.247648][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.247754][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfade08 [ 1348.247815][ T32] r4:00000000 [ 1348.247864][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.247952][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1348.248509][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.248883][ T32] r5:8580178c r4:85801400 [ 1348.248935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.249053][ T32] r7:ddde2d80 r6:83018200 r5:8580178c r4:85887a80 [ 1348.249100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1348.249268][ T32] r4:85887a80 ** 5 printk messages dropped ** [ 1348.249689][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.251745][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.252295][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 4 printk messages dropped ** [ 1348.252608][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1348.253324][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.253373][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.253476][ T32] r5:00001000 r4:dfd17000 [ 1348.253528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.253625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.253731][ T32] r5:852bd78c r4:852bd400 [ 1348.253817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.254074][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.254237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.285291][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.285387][ T32] r4:8530ac00 [ 1348.285446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.285606][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1348.285665][ T32] r4:00000001 [ 1348.285716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.285817][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1348.285890][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.285957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.286026][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.286104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.286161][ T32] r4:852cfa40 [ 1348.286252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.286334][ T32] INFO: task kworker/1:908:5794 blocked for more than 474 seconds. [ 1348.286433][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.286500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.286553][ T32] task:kworker/1:908 state:D stack:0 pid:5794 tgid:5794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.286722][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.286856][ T32] Call trace: [ 1348.286929][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.287110][ T32] r10:8291a684 r9:ebfc1d84 r8:00000002 r7:60000113 r6:ebfc1d8c r5:858db000 [ 1348.287177][ T32] r4:858db000 [ 1348.287229][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.287334][ T32] r5:858db000 r4:8291a680 [ 1348.287395][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.287554][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.287674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfc1e08 [ 1348.287731][ T32] r4:00000000 [ 1348.287778][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.287862][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.287952][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.288068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85916c00 [ 1348.288158][ T32] r4:00000000 [ 1348.288216][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.288334][ T32] r9:83018205 r8:858db000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1348.288416][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.288526][ T32] r5:00001000 r4:ebd41000 [ 1348.288579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.288776][ T32] r5:85801f8c r4:85801c00 [ 1348.288825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.288928][ T32] r7:ddde2d80 r6:83018200 r5:85801f8c r4:85887b00 [ 1348.289050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.289173][ T32] r10:61c88647 r9:858db000 r8:85887b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.289232][ T32] r4:85887b00 [ 1348.289281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.289427][ T32] r10:00000000 r9:85887b00 r8:80287e08 r7:ebfb5e60 r6:85925200 r5:858db000 [ 1348.289523][ T32] r4:00000001 [ 1348.289579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.289705][ T32] Exception stack(0xebfc1fb0 to 0xebfc1ff8) [ 1348.289776][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.289873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.289995][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.290086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.290183][ T32] r4:859167c0 [ 1348.291656][ T32] INFO: task kworker/1:908:5794 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.291773][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.291916][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.292027][ T32] Call trace: [ 1348.292179][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.292307][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.292365][ T32] r4:00000000 [ 1348.292416][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.292513][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.292588][ T32] 9d20: cd570000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.292659][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.292777][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.292875][ T32] r5:80070113 r4:80239bb0 [ 1348.292935][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.293100][ T32] r4:82ac21e4 [ 1348.293190][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.293303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.293355][ T32] r4:eaf29dc0 [ 1348.293402][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.293546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.293606][ T32] r4:00000000 [ 1348.293657][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.293796][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 1 printk messages dropped ** [ 1348.293957][ T32] r5:00001000 r4:dfd17000 ** 6 printk messages dropped ** [ 1348.308789][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1348.309490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.310239][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.310627][ T32] r4:858dec00 ** 4 printk messages dropped ** [ 1348.311098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfcde08 ** 5 printk messages dropped ** [ 1348.311636][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.312256][ T32] r5:8580238c r4:85802000 [ 1348.312306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.312411][ T32] r7:ddde2d80 r6:83018200 r5:8580238c r4:85887b80 [ 1348.312461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.312577][ T32] r10:61c88647 r9:858dec00 r8:85887bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1348.312799][ T32] r10:00000000 r9:85887b80 r8:80287e08 r7:ebfc1e60 r6:85925280 r5:858dec00 ** 9 printk messages dropped ** [ 1348.333570][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.333785][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.333947][ T32] Call trace: [ 1348.334045][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.345961][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.346157][ T32] r4:00000000 [ 1348.346223][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.346379][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.346464][ T32] 9d20: cd83c000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.346538][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.346600][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.346661][ T32] r5:80070113 r4:80239bb0 [ 1348.346711][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.346853][ T32] r4:82ac21e4 [ 1348.346906][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.347029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.347108][ T32] r4:eaf29dc0 [ 1348.347164][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.347275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.347331][ T32] r4:00000000 [ 1348.347380][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.347496][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.347552][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.347663][ T32] r5:00001000 r4:dfd17000 [ 1348.347752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.347860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.347965][ T32] r5:852bd78c r4:852bd400 [ 1348.348027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.348142][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.348198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.348312][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.348368][ T32] r4:8530ac00 [ 1348.348417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.348553][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1348.348655][ T32] r4:00000001 [ 1348.348713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.348833][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1348.348999][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.349089][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.349158][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.349231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.349286][ T32] r4:852cfa40 [ 1348.349392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1348.349757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1348.350608][ T32] r4:858dd400 ** 4 printk messages dropped ** [ 1348.351156][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfd1e08 ** 7 printk messages dropped ** [ 1348.352302][ T32] r9:83018205 r8:858dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 ** 4 printk messages dropped ** [ 1348.352713][ T32] r5:8580338c r4:85803000 [ 1348.352765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.352889][ T32] r7:ddde2d80 r6:83018200 r5:8580338c r4:85887c00 ** 1 printk messages dropped ** [ 1348.353070][ T32] r10:61c88647 r9:858dd400 r8:85887c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1348.353313][ T32] r10:00000000 r9:85887c00 r8:80287e08 r7:ebfcde60 r6:85925300 r5:858dd400 [ 1348.353370][ T32] r4:00000001 [ 1348.353418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.353534][ T32] Exception stack(0xebfd1fb0 to 0xebfd1ff8) [ 1348.353615][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.353820][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.353900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.354000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.354211][ T32] r4:85916cc0 [ 1348.376564][ T32] INFO: task kworker/1:910:5798 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.376758][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.377067][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.377386][ T32] Call trace: [ 1348.377469][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.377606][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.377669][ T32] r4:00000000 [ 1348.377719][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.377847][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.377944][ T32] 9d20: cd9d5000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.378031][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.378150][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.378266][ T32] r5:80070113 r4:80239bb0 [ 1348.378340][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.378447][ T32] r4:82ac21e4 [ 1348.378501][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.378609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.378666][ T32] r4:eaf29dc0 [ 1348.378715][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.378861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.378945][ T32] r4:00000000 [ 1348.379012][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.379130][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.379187][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.379324][ T32] r5:00001000 r4:dfd17000 [ 1348.379387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.379488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.379593][ T32] r5:852bd78c r4:852bd400 [ 1348.379643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.379760][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.379838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.379958][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.380022][ T32] r4:8530ac00 [ 1348.380074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.380188][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1348.380247][ T32] r4:00000001 [ 1348.380298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.380436][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1348.380581][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.380662][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.381136][ T32] INFO: task kworker/1:911:5800 blocked for more than 474 seconds. ** 6 printk messages dropped ** [ 1348.381850][ T32] r10:8291a684 r9:ebde9d84 r8:00000002 r7:60000013 r6:ebde9d8c r5:858de000 ** 6 printk messages dropped ** [ 1348.382702][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.383294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85916ec0 ** 7 printk messages dropped ** [ 1348.384032][ T32] r5:8580278c r4:85802400 [ 1348.384076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.415128][ T32] r7:ddde2d80 r6:83018200 r5:8580278c r4:85887c80 [ 1348.415233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.415398][ T32] r10:61c88647 r9:858de000 r8:85887cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.415458][ T32] r4:85887c80 ** 2 printk messages dropped ** [ 1348.415671][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.416083][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.418040][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.418488][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) ** 1 printk messages dropped ** [ 1348.418634][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.418701][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.418794][ T32] r5:80070113 r4:80239bb0 [ 1348.418851][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.418951][ T32] r4:82ac21e4 [ 1348.419010][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.419121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.419177][ T32] r4:eaf29dc0 [ 1348.419223][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.419333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.419411][ T32] r4:00000000 [ 1348.419469][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.419586][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.419641][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.419753][ T32] r5:00001000 r4:dfd17000 [ 1348.419810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.419905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.420016][ T32] r5:852bd78c r4:852bd400 [ 1348.420067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.420181][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.420239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.420355][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.420411][ T32] r4:8530ac00 [ 1348.420461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.420576][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1348.420633][ T32] r4:00000001 [ 1348.420679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.420849][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1348.420918][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.420991][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.421070][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.421141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.421238][ T32] r4:852cfa40 [ 1348.421301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.421370][ T32] INFO: task kworker/1:912:5802 blocked for more than 474 seconds. [ 1348.421445][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.421505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.421561][ T32] task:kworker/1:912 state:D stack:0 pid:5802 tgid:5802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.421672][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.421766][ T32] Call trace: [ 1348.421885][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.422008][ T32] r10:8291a684 r9:ebfbdd84 r8:00000002 r7:60000013 r6:ebfbdd8c r5:8582c800 [ 1348.422097][ T32] r4:8582c800 [ 1348.422158][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.422295][ T32] r5:8582c800 r4:8291a680 [ 1348.422353][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.422489][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.422605][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfbde08 [ 1348.422660][ T32] r4:00000000 [ 1348.422708][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.422829][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.422946][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.423099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587b440 [ 1348.423163][ T32] r4:00000000 [ 1348.423210][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.423346][ T32] r9:83018205 r8:8582c800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1348.423404][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.423534][ T32] r5:00001000 r4:eb249000 [ 1348.423591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.423718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.423830][ T32] r5:85802b8c r4:85802800 [ 1348.423882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.423994][ T32] r7:ddde2d80 r6:83018200 r5:85802b8c r4:85887d00 [ 1348.424054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.453631][ T32] r10:61c88647 r9:8582c800 r8:85887d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.453738][ T32] r4:85887d00 [ 1348.453798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.453960][ T32] r10:00000000 r9:85887d00 r8:80287e08 r7:ebfd1e60 r6:85887d80 r5:8582c800 [ 1348.454028][ T32] r4:00000001 [ 1348.454180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.454922][ T32] Exception stack(0xebfbdfb0 to 0xebfbdff8) [ 1348.455021][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.455088][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.455158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.455236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.455296][ T32] r4:85916c80 [ 1348.456707][ T32] INFO: task kworker/1:912:5802 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.456802][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.456980][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.457155][ T32] Call trace: [ 1348.457238][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.457370][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.457456][ T32] r4:00000000 [ 1348.457549][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.457663][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.457736][ T32] 9d20: cdec1000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.457815][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.457880][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.457942][ T32] r5:80070113 r4:80239bb0 [ 1348.457995][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.458106][ T32] r4:82ac21e4 [ 1348.458182][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.458297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.458354][ T32] r4:eaf29dc0 [ 1348.458401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.458576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.458658][ T32] r4:00000000 [ 1348.458713][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.458874][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.458930][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.459079][ T32] r5:00001000 r4:dfd17000 [ 1348.459140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.459245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.459349][ T32] r5:852bd78c r4:852bd400 [ 1348.459401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.459517][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.459605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.459728][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.459788][ T32] r4:8530ac00 [ 1348.459842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.459956][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1348.460020][ T32] r4:00000001 [ 1348.460072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.460166][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1348.460232][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.460303][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.460370][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.460443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.460498][ T32] r4:852cfa40 [ 1348.460553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.460690][ T32] INFO: task kworker/0:420:5804 blocked for more than 474 seconds. [ 1348.460781][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.460877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.460939][ T32] task:kworker/0:420 state:D stack:0 pid:5804 tgid:5804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.461098][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.461205][ T32] Call trace: [ 1348.461328][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.461489][ T32] r10:8291a684 r9:ebdf5d84 r8:00000002 r7:60000113 r6:ebdf5d8c r5:8464ec00 [ 1348.461562][ T32] r4:8464ec00 [ 1348.461614][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.461717][ T32] r5:8464ec00 r4:8291a680 [ 1348.461770][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.461939][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.462063][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdf5e08 ** 2 printk messages dropped ** [ 1348.462409][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.463514][ T32] r5:84b6a78c r4:84b6a400 [ 1348.463586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.463715][ T32] r7:dddced80 r6:83018000 r5:84b6a78c r4:85925400 [ 1348.463898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.464041][ T32] r10:61c88647 r9:8464ec00 r8:8592542c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1348.496372][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.496762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.496930][ T32] r4:8591cd40 [ 1348.498442][ T32] INFO: task kworker/0:420:5804 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.498531][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.498780][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.499402][ T32] Call trace: [ 1348.499494][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.499620][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.499675][ T32] r4:00000000 [ 1348.499726][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.499856][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.499986][ T32] 9d20: ce0de000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.500063][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.500164][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.500283][ T32] r5:80070113 r4:80239bb0 [ 1348.500482][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.500597][ T32] r4:82ac21e4 [ 1348.500681][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.500896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.500960][ T32] r4:eaf29dc0 [ 1348.501125][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.501255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.501312][ T32] r4:00000000 [ 1348.501365][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.501482][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.501535][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.501636][ T32] r5:00001000 r4:dfd17000 [ 1348.501688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.501787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.501889][ T32] r5:852bd78c r4:852bd400 [ 1348.501941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.502064][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.502117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.502228][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.502285][ T32] r4:8530ac00 [ 1348.502334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1348.502638][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 4 printk messages dropped ** [ 1348.503019][ T32] r4:852cfa40 ** 5 printk messages dropped ** [ 1348.504307][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.530113][ T32] r5:858cbc00 r4:8291a680 ** 3 printk messages dropped ** [ 1348.530493][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.530949][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.531588][ T32] r5:84b6a38c r4:84b6a000 [ 1348.531671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.531799][ T32] r7:dddced80 r6:83018000 r5:84b6a38c r4:85925500 [ 1348.531852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.531986][ T32] r10:61c88647 r9:858cbc00 r8:8592552c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.532067][ T32] r4:85925500 [ 1348.532124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.532238][ T32] r10:00000000 r9:85925500 r8:80287e08 r7:ebce5e60 r6:85925580 r5:858cbc00 [ 1348.532296][ T32] r4:00000001 [ 1348.532347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.532439][ T32] Exception stack(0xebdf9fb0 to 0xebdf9ff8) [ 1348.532513][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.532586][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.532653][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.532729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.532789][ T32] r4:8591cb00 [ 1348.559837][ T32] INFO: task kworker/0:421:5807 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.560236][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.560407][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.560764][ T32] Call trace: [ 1348.560853][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.561067][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.561301][ T32] r4:00000000 [ 1348.561421][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.561536][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.561887][ T32] 9d20: ce5ba000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.561973][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.562047][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.562241][ T32] r5:80070113 r4:80239bb0 [ 1348.562787][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.562908][ T32] r4:82ac21e4 [ 1348.562968][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.563125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.563624][ T32] r4:eaf29dc0 [ 1348.563686][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.563801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.564075][ T32] r4:00000000 [ 1348.574133][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.575301][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.575368][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.575497][ T32] r5:00001000 r4:dfd17000 [ 1348.575567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.575672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.575778][ T32] r5:852bd78c r4:852bd400 [ 1348.576000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.576126][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.576211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.576362][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1348.577111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1348.577908][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.579122][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.579947][ T32] r5:850c9800 r4:8291a680 ** 3 printk messages dropped ** [ 1348.580348][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.581089][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.581421][ T32] r5:00001000 r4:eb3d5000 ** 2 printk messages dropped ** [ 1348.582167][ T32] r5:85802f8c r4:85802c00 [ 1348.582609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.582736][ T32] r7:ddde2d80 r6:83018200 r5:85802f8c r4:85887e00 [ 1348.582807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1348.582988][ T32] r4:85887e00 ** 4 printk messages dropped ** [ 1348.583378][ T32] Exception stack(0xebe25fb0 to 0xebe25ff8) ** 6 printk messages dropped ** [ 1348.613085][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.613254][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.613473][ T32] Call trace: [ 1348.613556][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.613691][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.613752][ T32] r4:00000000 [ 1348.613806][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.613963][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.614058][ T32] 9d20: ce77e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.628444][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.628620][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.628700][ T32] r5:80070113 r4:80239bb0 [ 1348.628759][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.628909][ T32] r4:82ac21e4 [ 1348.628970][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.629128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.629194][ T32] r4:eaf29dc0 [ 1348.629246][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.629355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.629580][ T32] r4:00000000 [ 1348.629641][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.629757][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.629815][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.629932][ T32] r5:00001000 r4:dfd17000 [ 1348.630027][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.630131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.630233][ T32] r5:852bd78c r4:852bd400 [ 1348.630287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.630400][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.630452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.630583][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.630647][ T32] r4:8530ac00 [ 1348.630698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.630890][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1348.630980][ T32] r4:00000001 [ 1348.631040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.631134][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1348.631203][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.631276][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.631342][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.631443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.631507][ T32] r4:852cfa40 [ 1348.631563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.631686][ T32] INFO: task kworker/1:914:5812 blocked for more than 475 seconds. [ 1348.631768][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.631863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.631926][ T32] task:kworker/1:914 state:D stack:0 pid:5812 tgid:5812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.632055][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.632314][ T32] Call trace: [ 1348.632433][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.632578][ T32] r10:8291a684 r9:ebe3dd84 r8:00000002 r7:60000113 r6:ebe3dd8c r5:850c8c00 [ 1348.632646][ T32] r4:850c8c00 [ 1348.632695][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.632801][ T32] r5:850c8c00 r4:8291a680 [ 1348.632849][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.632946][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.633066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe3de08 [ 1348.633125][ T32] r4:00000000 [ 1348.633176][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.633320][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.633415][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.633519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85928900 [ 1348.633576][ T32] r4:00000000 [ 1348.633624][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.633734][ T32] r9:83018205 r8:850c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.633791][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.633963][ T32] r5:00001000 r4:eb851000 [ 1348.634028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.634225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.652556][ T32] r5:8580478c r4:85804400 [ 1348.652596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.652680][ T32] r7:ddde2d80 r6:83018200 r5:8580478c r4:85887e80 [ 1348.652707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.652790][ T32] r10:61c88647 r9:850c8c00 r8:85887eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.652819][ T32] r4:85887e80 [ 1348.652915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.653002][ T32] r10:00000000 r9:85887e80 r8:80287e08 r7:ebfd1e60 r6:85925680 r5:850c8c00 [ 1348.653031][ T32] r4:00000001 [ 1348.653054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.653149][ T32] Exception stack(0xebe3dfb0 to 0xebe3dff8) [ 1348.653267][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.653304][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.653391][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.653427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.653509][ T32] r4:85928240 [ 1348.665278][ T32] INFO: task kworker/1:914:5812 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.665361][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.665437][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.665494][ T32] Call trace: [ 1348.665528][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.665594][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.665621][ T32] r4:00000000 [ 1348.665644][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.665692][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.665727][ T32] 9d20: cf270000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.665796][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.665830][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.665860][ T32] r5:80070113 r4:80239bb0 [ 1348.665883][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.665933][ T32] r4:82ac21e4 [ 1348.666057][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.666115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.666191][ T32] r4:eaf29dc0 [ 1348.666218][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1348.666491][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 8 printk messages dropped ** [ 1348.667531][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1348.667938][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.668253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1348.668983][ T32] r5:850ca400 r4:8291a680 ** 4 printk messages dropped ** [ 1348.669142][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1348.669694][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.669850][ T32] r5:8580378c r4:85803400 [ 1348.669871][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.669920][ T32] r7:ddde2d80 r6:83018200 r5:8580378c r4:85887f00 [ 1348.669968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.670033][ T32] r10:61c88647 r9:850ca400 r8:85887f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.670060][ T32] r4:85887f00 [ 1348.670080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.670132][ T32] r10:00000000 r9:85887f00 r8:80287e08 r7:ebe3de60 r6:85925700 r5:850ca400 [ 1348.670155][ T32] r4:00000001 [ 1348.670204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.670372][ T32] Exception stack(0xebe41fb0 to 0xebe41ff8) [ 1348.670404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.670439][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.670470][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.670500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.670522][ T32] r4:85928240 [ 1348.671201][ T32] INFO: task kworker/1:915:5813 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.671239][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.671297][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.671387][ T32] Call trace: [ 1348.671553][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.671619][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.671679][ T32] r4:00000000 [ 1348.671704][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.671787][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.671853][ T32] 9d20: cf270000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.671888][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.671914][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.671955][ T32] r5:80070113 r4:80239bb0 [ 1348.671986][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.672030][ T32] r4:82ac21e4 [ 1348.672052][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.672099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.672122][ T32] r4:eaf29dc0 [ 1348.672141][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.672185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.672209][ T32] r4:00000000 [ 1348.672228][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.672276][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.672299][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.672345][ T32] r5:00001000 r4:dfd17000 [ 1348.672394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.672442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.672488][ T32] r5:852bd78c r4:852bd400 [ 1348.672522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.672577][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.672599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.672653][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.672676][ T32] r4:8530ac00 [ 1348.672710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.672765][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1348.672788][ T32] r4:00000001 [ 1348.672807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.672844][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1348.672873][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.672903][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.672931][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.672961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.673002][ T32] r4:852cfa40 [ 1348.673026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.673051][ T32] INFO: task kworker/1:916:5815 blocked for more than 475 seconds. [ 1348.673080][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.673104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.673125][ T32] task:kworker/1:916 state:D stack:0 pid:5815 tgid:5815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.673171][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.673213][ T32] Call trace: [ 1348.673245][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.673297][ T32] r10:8291a684 r9:ebe55d84 r8:00000002 r7:60000113 r6:ebe55d8c r5:850c8000 [ 1348.673321][ T32] r4:850c8000 [ 1348.673341][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.673400][ T32] r5:850c8000 r4:8291a680 [ 1348.673424][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.673468][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.673514][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe55e08 [ 1348.673537][ T32] r4:00000000 [ 1348.673556][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.673592][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.673643][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.673695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85928480 [ 1348.673730][ T32] r4:00000000 [ 1348.673754][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.673803][ T32] r9:83018205 r8:850c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1348.673825][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.673869][ T32] r5:00001000 r4:eb5f1000 [ 1348.673901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.673951][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.674030][ T32] r5:85803b8c r4:85803800 [ 1348.674054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.694870][ T32] r7:ddde2d80 r6:83018200 r5:85803b8c r4:85887f80 [ 1348.694941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.695176][ T32] r10:61c88647 r9:850c8000 r8:85887fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.695215][ T32] r4:85887f80 [ 1348.695240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.695331][ T32] r10:00000000 r9:85887f80 r8:80287e08 r7:ebe3de60 r6:85925780 r5:850c8000 [ 1348.695360][ T32] r4:00000001 [ 1348.695385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.695430][ T32] Exception stack(0xebe55fb0 to 0xebe55ff8) [ 1348.695465][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.695499][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.695530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.695567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.695592][ T32] r4:85928100 [ 1348.696341][ T32] INFO: task kworker/1:916:5815 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.696384][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.696523][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.696577][ T32] Call trace: [ 1348.696615][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.696687][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.696715][ T32] r4:00000000 [ 1348.696751][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.696798][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.696830][ T32] 9d20: cf6d9000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.696863][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.696921][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.696952][ T32] r5:80070113 r4:80239bb0 [ 1348.697005][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.697142][ T32] r4:82ac21e4 [ 1348.697167][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.697218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.697242][ T32] r4:eaf29dc0 [ 1348.697263][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.697328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.697357][ T32] r4:00000000 [ 1348.697382][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.697475][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.697520][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.697571][ T32] r5:00001000 r4:dfd17000 [ 1348.697592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.697697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.697747][ T32] r5:852bd78c r4:852bd400 [ 1348.697768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.697820][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.697855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.697911][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.697933][ T32] r4:8530ac00 [ 1348.697985][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.698040][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1348.698125][ T32] r4:00000001 [ 1348.698149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.698189][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1348.698217][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.698276][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.698308][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.698340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.698392][ T32] r4:852cfa40 [ 1348.698418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.698445][ T32] INFO: task kworker/1:917:5817 blocked for more than 475 seconds. [ 1348.698492][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.698551][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.698576][ T32] task:kworker/1:917 state:D stack:0 pid:5817 tgid:5817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.698630][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.698778][ T32] Call trace: [ 1348.698876][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1348.699075][ T32] r5:850cc800 r4:8291a680 ** 3 printk messages dropped ** [ 1348.699212][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.699356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85928580 ** 6 printk messages dropped ** [ 1348.699837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.699888][ T32] r5:85803f8c r4:85803c00 [ 1348.699909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.699960][ T32] r7:ddde2d80 r6:83018200 r5:85803f8c r4:85930000 [ 1348.699988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.700040][ T32] r10:61c88647 r9:850cc800 r8:8593002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.700095][ T32] r4:85930000 [ 1348.700119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.700170][ T32] r10:00000000 r9:85930000 r8:80287e08 r7:ebe3de60 r6:85925800 r5:850cc800 [ 1348.700193][ T32] r4:00000001 [ 1348.700212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.700252][ T32] Exception stack(0xebe65fb0 to 0xebe65ff8) [ 1348.700280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.700313][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.700342][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.700373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.700395][ T32] r4:85928300 [ 1348.700795][ T32] INFO: task kworker/1:917:5817 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.700831][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.700890][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.700933][ T32] Call trace: [ 1348.700985][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.701047][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.701186][ T32] r4:00000000 [ 1348.701215][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.701260][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.701290][ T32] 9d20: cf6d9000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.701322][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.701348][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.701400][ T32] r5:80070113 r4:80239bb0 [ 1348.701425][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.701470][ T32] r4:82ac21e4 [ 1348.701632][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.701686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.701710][ T32] r4:eaf29dc0 [ 1348.701730][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.701859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.701971][ T32] r4:00000000 [ 1348.702029][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.702083][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.702105][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.702150][ T32] r5:00001000 r4:dfd17000 [ 1348.702170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.702215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.702277][ T32] r5:852bd78c r4:852bd400 [ 1348.702301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.702353][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.702375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.702425][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.702477][ T32] r4:8530ac00 [ 1348.702501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.702582][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1348.702609][ T32] r4:00000001 [ 1348.702629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.702667][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 1 printk messages dropped ** [ 1348.702763][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.702938][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1348.703115][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.703287][ T32] r5:850cb000 r4:8291a680 ** 2 printk messages dropped ** [ 1348.703448][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe01e08 ** 5 printk messages dropped ** [ 1348.703782][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.704063][ T32] r5:00001000 r4:eb709000 ** 2 printk messages dropped ** [ 1348.725525][ T32] r5:84b69f8c r4:84b69c00 [ 1348.725584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.725699][ T32] r7:dddced80 r6:83018000 r5:84b69f8c r4:85925880 [ 1348.725751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.725886][ T32] r10:61c88647 r9:850cb000 r8:859258ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.725951][ T32] r4:85925880 [ 1348.726015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.726165][ T32] r10:00000000 r9:85925880 r8:80287e08 r7:ebce5e60 r6:85925900 r5:850cb000 [ 1348.726308][ T32] r4:00000001 [ 1348.726362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.726453][ T32] Exception stack(0xebe01fb0 to 0xebe01ff8) [ 1348.726528][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.726597][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.726683][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.726817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.726876][ T32] r4:85937280 [ 1348.728323][ T32] INFO: task kworker/0:422:5820 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.728412][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.728590][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.728767][ T32] Call trace: [ 1348.728845][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.728967][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.729033][ T32] r4:00000000 [ 1348.729080][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.729173][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.729240][ T32] 9d20: cf76d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.729342][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.729411][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.729487][ T32] r5:80070113 r4:80239bb0 [ 1348.729544][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.729640][ T32] r4:82ac21e4 [ 1348.729692][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.729846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.729905][ T32] r4:eaf29dc0 [ 1348.729972][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.730093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.730149][ T32] r4:00000000 [ 1348.730196][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.730304][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.730403][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.730511][ T32] r5:00001000 r4:dfd17000 [ 1348.730558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.730651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.730778][ T32] r5:852bd78c r4:852bd400 [ 1348.730829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.730939][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.730988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.731125][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.731178][ T32] r4:8530ac00 [ 1348.731225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.731333][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1348.731386][ T32] r4:00000001 [ 1348.731470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.731559][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1348.731622][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.731690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.731764][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.731840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.731971][ T32] r4:852cfa40 ** 1 printk messages dropped ** [ 1348.732116][ T32] INFO: task kworker/0:423:5822 blocked for more than 475 seconds. ** 11 printk messages dropped ** [ 1348.733115][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1348.763973][ T32] r5:858b438c r4:858b4000 [ 1348.764040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.770302][ T32] r10:61c88647 r9:850cd400 r8:859259ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1348.772821][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.773579][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 ** 16 printk messages dropped ** [ 1348.788822][ T32] r5:852bd78c r4:852bd400 ** 9 printk messages dropped ** [ 1348.789611][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 1 printk messages dropped ** [ 1348.789760][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.789830][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.789904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.789970][ T32] r4:852cfa40 [ 1348.790028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.790111][ T32] INFO: task kworker/1:918:5823 blocked for more than 475 seconds. [ 1348.790190][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.790253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.790307][ T32] task:kworker/1:918 state:D stack:0 pid:5823 tgid:5823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.790464][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.790595][ T32] Call trace: [ 1348.790692][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.790841][ T32] r10:8291a684 r9:ebe71d84 r8:00000002 r7:60000113 r6:ebe71d8c r5:850ce000 [ 1348.790900][ T32] r4:850ce000 [ 1348.790961][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.791060][ T32] r5:850ce000 r4:8291a680 [ 1348.791112][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.791256][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.791372][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe71e08 [ 1348.791427][ T32] r4:00000000 [ 1348.791475][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.791568][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.791661][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.791767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85937680 [ 1348.791870][ T32] r4:00000000 [ 1348.791962][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.792070][ T32] r9:83018205 r8:850ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1348.792131][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.792274][ T32] r5:00001000 r4:eb7fb000 [ 1348.792338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.792428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.792527][ T32] r5:84b69b8c r4:84b69800 [ 1348.792573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.792677][ T32] r7:ddde2d80 r6:83018200 r5:84b69b8c r4:85930080 [ 1348.792729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.792841][ T32] r10:61c88647 r9:850ce000 r8:859300ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.792893][ T32] r4:85930080 [ 1348.792950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.793060][ T32] r10:00000000 r9:85930080 r8:80287e08 r7:ebe3de60 r6:85925a80 r5:850ce000 [ 1348.793123][ T32] r4:00000001 [ 1348.793169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.793254][ T32] Exception stack(0xebe71fb0 to 0xebe71ff8) [ 1348.793328][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.793401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.793473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.793539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.793630][ T32] r4:859285c0 [ 1348.816324][ T32] INFO: task kworker/1:918:5823 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.816629][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.816866][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.817013][ T32] Call trace: [ 1348.817098][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1348.817353][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.817713][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 ** 8 printk messages dropped ** [ 1348.818480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 ** 7 printk messages dropped ** [ 1348.819168][ T32] r5:852bd78c r4:852bd400 ** 5 printk messages dropped ** [ 1348.819729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1348.820526][ T32] r4:852cfa40 ** 3 printk messages dropped ** [ 1348.820878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1348.821588][ T32] r5:850cec00 r4:8291a680 ** 6 printk messages dropped ** [ 1348.822130][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1348.822966][ T32] r5:8580438c r4:85804000 [ 1348.823021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.823120][ T32] r7:ddde2d80 r6:83018200 r5:8580438c r4:85930100 ** 1 printk messages dropped ** [ 1348.823309][ T32] r10:61c88647 r9:850cec00 r8:8593012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1348.823799][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.849275][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.849637][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.849708][ T32] r4:00000000 [ 1348.849797][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.849904][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.849978][ T32] 9d20: cff58000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.850052][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.850115][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.850176][ T32] r5:80070113 r4:80239bb0 [ 1348.850246][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.850351][ T32] r4:82ac21e4 [ 1348.850396][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.850497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.850570][ T32] r4:eaf29dc0 [ 1348.850622][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.850722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.850813][ T32] r4:00000000 [ 1348.850866][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.850978][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.851034][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.851125][ T32] r5:00001000 r4:dfd17000 [ 1348.851230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.851332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.851430][ T32] r5:852bd78c r4:852bd400 [ 1348.851479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.851592][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.851641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.851760][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.851816][ T32] r4:8530ac00 [ 1348.851862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.851974][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1348.852031][ T32] r4:00000001 [ 1348.852132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.852222][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1348.852278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.852337][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.852390][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.852453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1348.852645][ T32] INFO: task kworker/1:920:5828 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 1348.853257][ T32] r10:8291a684 r9:ebea1d84 r8:00000002 r7:60000013 r6:ebea1d8c r5:858f0c00 ** 7 printk messages dropped ** [ 1348.853938][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1348.876099][ T32] r5:85804b8c r4:85804800 [ 1348.876149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.876251][ T32] r7:ddde2d80 r6:83018200 r5:85804b8c r4:85930180 [ 1348.876303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.876417][ T32] r10:61c88647 r9:858f0c00 r8:859301ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1348.876649][ T32] r10:00000000 r9:85930180 r8:80287e08 r7:ebe3de60 r6:85925b80 r5:858f0c00 [ 1348.876706][ T32] r4:00000001 [ 1348.876766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.876896][ T32] Exception stack(0xebea1fb0 to 0xebea1ff8) [ 1348.877028][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.877105][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.877167][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.877236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.877288][ T32] r4:85928780 [ 1348.878639][ T32] INFO: task kworker/1:920:5828 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.878734][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.878927][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.879028][ T32] Call trace: [ 1348.879172][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.879337][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.879399][ T32] r4:00000000 [ 1348.879443][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.879528][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.879596][ T32] 9d20: d0118000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.879669][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.879726][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.879796][ T32] r5:80070113 r4:80239bb0 [ 1348.879845][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.879945][ T32] r4:82ac21e4 [ 1348.879995][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.880101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.880157][ T32] r4:eaf29dc0 [ 1348.880277][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.880427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.880501][ T32] r4:00000000 [ 1348.880555][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.880676][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.880733][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.880864][ T32] r5:00001000 r4:dfd17000 [ 1348.880915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.881018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.881118][ T32] r5:852bd78c r4:852bd400 [ 1348.881169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.881292][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.881344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.881460][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.881517][ T32] r4:8530ac00 [ 1348.881566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.881676][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1348.881733][ T32] r4:00000001 [ 1348.881827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.881916][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1348.881982][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.882046][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.882108][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.882175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.882225][ T32] r4:852cfa40 [ 1348.882272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.882329][ T32] INFO: task kworker/1:921:5830 blocked for more than 475 seconds. [ 1348.882430][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.882545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.882610][ T32] task:kworker/1:921 state:D stack:0 pid:5830 tgid:5830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.882765][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.882863][ T32] Call trace: [ 1348.882937][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.883047][ T32] r10:8291a684 r9:ebfd9d84 r8:00000002 r7:60000113 r6:ebfd9d8c r5:858f2400 [ 1348.883125][ T32] r4:858f2400 [ 1348.883187][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1348.883693][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.884108][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.914119][ T32] r5:00001000 r4:eba5b000 ** 1 printk messages dropped ** [ 1348.915683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.915880][ T32] r5:85804f8c r4:85804c00 [ 1348.915985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.916114][ T32] r7:ddde2d80 r6:83018200 r5:85804f8c r4:85930200 [ 1348.916167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.916282][ T32] r10:61c88647 r9:858f2400 r8:8593022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.916339][ T32] r4:85930200 [ 1348.916409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.916533][ T32] r10:00000000 r9:85930200 r8:80287e08 r7:ebea1e60 r6:85925c00 r5:858f2400 [ 1348.916604][ T32] r4:00000001 [ 1348.916671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.916774][ T32] Exception stack(0xebfd9fb0 to 0xebfd9ff8) [ 1348.916847][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.916938][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.917015][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.917092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.917175][ T32] r4:859288c0 [ 1348.918657][ T32] INFO: task kworker/1:921:5830 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1348.918831][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.919035][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.919148][ T32] Call trace: [ 1348.919259][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.919382][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1348.919439][ T32] r4:00000000 [ 1348.919486][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.919576][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1348.919646][ T32] 9d20: d02f6000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1348.919715][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1348.919814][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1348.919879][ T32] r5:80070113 r4:80239bb0 [ 1348.919931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.920032][ T32] r4:82ac21e4 [ 1348.920086][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.920186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1348.920241][ T32] r4:eaf29dc0 [ 1348.920290][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.920395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1348.920474][ T32] r4:00000000 [ 1348.920535][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.920648][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.920724][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.920837][ T32] r5:00001000 r4:dfd17000 [ 1348.920910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.921031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.921179][ T32] r5:852bd78c r4:852bd400 [ 1348.921232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.921360][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1348.921434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.921562][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.921621][ T32] r4:8530ac00 [ 1348.921671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.921810][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1348.921868][ T32] r4:00000001 [ 1348.921916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.922007][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1348.922076][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.922142][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.922203][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.922272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.922341][ T32] r4:852cfa40 [ 1348.922409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.922529][ T32] INFO: task kworker/1:922:5831 blocked for more than 475 seconds. [ 1348.922607][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.922670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.922721][ T32] task:kworker/1:922 state:D stack:0 pid:5831 tgid:5831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.922859][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.922968][ T32] Call trace: [ 1348.923045][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1348.923439][ T32] r5:858f0000 r4:8291a680 ** 10 printk messages dropped ** [ 1348.953633][ T32] r9:83018205 r8:858f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 ** 4 printk messages dropped ** [ 1348.954075][ T32] r5:8580578c r4:85805400 [ 1348.959529][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1348.960493][ T32] Exception stack(0xebfddfb0 to 0xebfddff8) ** 11 printk messages dropped ** [ 1348.963108][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.963506][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff ** 14 printk messages dropped ** [ 1348.981141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.982099][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) ** 10 printk messages dropped ** [ 1348.982973][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1348.983814][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.999977][ T32] r4:00000000 [ 1349.000047][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.000205][ T32] r9:83018205 r8:858f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1349.000263][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.000374][ T32] r5:00001000 r4:eba7b000 [ 1349.000478][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.000592][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.000698][ T32] r5:8580538c r4:85805000 [ 1349.000759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.000874][ T32] r7:ddde2d80 r6:83018200 r5:8580538c r4:85930300 [ 1349.000928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.001042][ T32] r10:61c88647 r9:858f1800 r8:8593032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.001099][ T32] r4:85930300 [ 1349.001154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.001269][ T32] r10:00000000 r9:85930300 r8:80287e08 r7:ebfdde60 r6:85925d00 r5:858f1800 [ 1349.001328][ T32] r4:00000001 [ 1349.001378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.001501][ T32] Exception stack(0xebfedfb0 to 0xebfedff8) [ 1349.001584][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.001657][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.001725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.001812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.001867][ T32] r4:859289c0 [ 1349.003154][ T32] INFO: task kworker/1:923:5833 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.003260][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.003509][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.003637][ T32] Call trace: [ 1349.003716][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.003852][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.003906][ T32] r4:00000000 [ 1349.003954][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.004041][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.018055][ T32] 9d20: d08c8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.018310][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.018385][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.018453][ T32] r5:80070113 r4:80239bb0 [ 1349.018507][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.018651][ T32] r4:82ac21e4 [ 1349.018707][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.018855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.018937][ T32] r4:eaf29dc0 [ 1349.018993][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1349.019382][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1349.020086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.020202][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.020257][ T32] r4:8530ac00 [ 1349.020307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.020422][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.020478][ T32] r4:00000001 [ 1349.020526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.020620][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.020708][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.020811][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.020882][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.020957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.021016][ T32] r4:852cfa40 [ 1349.021071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.021157][ T32] INFO: task kworker/1:924:5835 blocked for more than 475 seconds. [ 1349.021239][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.021327][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.021388][ T32] task:kworker/1:924 state:D stack:0 pid:5835 tgid:5835 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.021521][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.021626][ T32] Call trace: [ 1349.021764][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.021895][ T32] r10:8291a684 r9:ebff5d84 r8:00000002 r7:60000113 r6:ebff5d8c r5:858f3000 [ 1349.021954][ T32] r4:858f3000 [ 1349.022002][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.022103][ T32] r5:858f3000 r4:8291a680 [ 1349.022167][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.022277][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.022376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebff5e08 [ 1349.022514][ T32] r4:00000000 [ 1349.022569][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.022656][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.022763][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.022888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85928f80 [ 1349.022958][ T32] r4:00000000 [ 1349.023006][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.023111][ T32] r9:83018205 r8:858f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1349.023177][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.023277][ T32] r5:00001000 r4:ebb01000 [ 1349.023339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.023632][ T32] r5:85805b8c r4:85805800 [ 1349.023683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.023810][ T32] r7:ddde2d80 r6:83018200 r5:85805b8c r4:85930380 ** 1 printk messages dropped ** [ 1349.024009][ T32] r10:61c88647 r9:858f3000 r8:859303ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1349.043771][ T32] r4:00000001 [ 1349.043822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.043938][ T32] Exception stack(0xebff5fb0 to 0xebff5ff8) [ 1349.044020][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.044099][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.044237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.049972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.050066][ T32] r4:85928b80 [ 1349.051448][ T32] INFO: task kworker/1:924:5835 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.051546][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.051836][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.051954][ T32] Call trace: [ 1349.052027][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.052156][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.052213][ T32] r4:00000000 [ 1349.052328][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.052453][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.052525][ T32] 9d20: d0b63000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.052671][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.052756][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.052818][ T32] r5:80070113 r4:80239bb0 [ 1349.052865][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.052959][ T32] r4:82ac21e4 [ 1349.053012][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.053141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.053214][ T32] r4:eaf29dc0 [ 1349.053259][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.053355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.053407][ T32] r4:00000000 [ 1349.053454][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.053560][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 3 printk messages dropped ** [ 1349.053862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.072047][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 ** 9 printk messages dropped ** [ 1349.072407][ T32] INFO: task kworker/1:925:5837 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 1349.073011][ T32] r10:8291a684 r9:ebffdd84 r8:00000002 r7:60000113 r6:ebffdd8c r5:858f3c00 ** 5 printk messages dropped ** [ 1349.073322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebffde08 ** 5 printk messages dropped ** [ 1349.073517][ T32] r4:00000000 [ 1349.073538][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.073635][ T32] r9:83018205 r8:858f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1349.073663][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.073710][ T32] r5:00001000 r4:ebc31000 [ 1349.073730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.073873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.073936][ T32] r5:8580638c r4:85806000 [ 1349.073959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.074020][ T32] r7:ddde2d80 r6:83018200 r5:8580638c r4:85930400 [ 1349.074042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.074199][ T32] r10:61c88647 r9:858f3c00 r8:8593042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.087523][ T32] r4:85930400 [ 1349.087608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.087699][ T32] r10:00000000 r9:85930400 r8:80287e08 r7:ebff5e60 r6:85925e00 r5:858f3c00 [ 1349.087728][ T32] r4:00000001 [ 1349.087752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.087796][ T32] Exception stack(0xebffdfb0 to 0xebffdff8) [ 1349.087829][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.087860][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.087889][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.087972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.088004][ T32] r4:85928c80 [ 1349.088816][ T32] INFO: task kworker/1:925:5837 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.088861][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.088960][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.089023][ T32] Call trace: [ 1349.089057][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.089114][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.089161][ T32] r4:00000000 [ 1349.089188][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.089231][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.089263][ T32] 9d20: d0f62000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.089295][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.089323][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.089348][ T32] r5:80070113 r4:80239bb0 [ 1349.089368][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.089414][ T32] r4:82ac21e4 [ 1349.089436][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.089507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.089559][ T32] r4:eaf29dc0 [ 1349.089597][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.089683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.089721][ T32] r4:00000000 [ 1349.089745][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.089801][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.089823][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.089896][ T32] r5:00001000 r4:dfd17000 [ 1349.089932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.089979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.090033][ T32] r5:852bd78c r4:852bd400 [ 1349.090055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.090106][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.090130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.090183][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.090230][ T32] r4:8530ac00 [ 1349.090279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.090404][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.090431][ T32] r4:00000001 [ 1349.090451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.090504][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.090601][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.090640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.090705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.090802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.090846][ T32] r4:852cfa40 [ 1349.090880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.090917][ T32] INFO: task kworker/1:926:5839 blocked for more than 475 seconds. [ 1349.090951][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.090977][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.091005][ T32] task:kworker/1:926 state:D stack:0 pid:5839 tgid:5839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.091107][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.091211][ T32] Call trace: ** 1 printk messages dropped ** [ 1349.091346][ T32] r10:8291a684 r9:ec005d84 r8:00000002 r7:60000113 r6:ec005d8c r5:858f4800 ** 4 printk messages dropped ** [ 1349.091563][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1349.091721][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.091794][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.091838][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.091932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85916f80 [ 1349.091983][ T32] r4:00000000 [ 1349.092012][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.092067][ T32] r9:83018205 r8:858f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1349.092089][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.092133][ T32] r5:00001000 r4:ebbd3000 [ 1349.092153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.092194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.092239][ T32] r5:85805f8c r4:85805c00 [ 1349.092259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.092308][ T32] r7:ddde2d80 r6:83018200 r5:85805f8c r4:85930480 [ 1349.092328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.092378][ T32] r10:61c88647 r9:858f4800 r8:859304ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.092401][ T32] r4:85930480 [ 1349.092421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.092470][ T32] r10:00000000 r9:85930480 r8:80287e08 r7:ebffde60 r6:85925e80 r5:858f4800 [ 1349.092492][ T32] r4:00000001 [ 1349.092512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.092551][ T32] Exception stack(0xec005fb0 to 0xec005ff8) [ 1349.092579][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.092621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.092654][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.092685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.092707][ T32] r4:85928e00 [ 1349.093195][ T32] INFO: task kworker/1:926:5839 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.093256][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.093390][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.093438][ T32] Call trace: [ 1349.093491][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.093549][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.093597][ T32] r4:00000000 [ 1349.093644][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.093715][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.093838][ T32] 9d20: d0f62000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.093943][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.093975][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.094054][ T32] r5:80070113 r4:80239bb0 [ 1349.094093][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.109448][ T32] r4:82ac21e4 [ 1349.109501][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.109603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.109634][ T32] r4:eaf29dc0 [ 1349.109666][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.109722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.109745][ T32] r4:00000000 [ 1349.109774][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.109826][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.109850][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.109929][ T32] r5:00001000 r4:dfd17000 [ 1349.109956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.110008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.110079][ T32] r5:852bd78c r4:852bd400 [ 1349.110104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.110158][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.110179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.110231][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.110253][ T32] r4:8530ac00 [ 1349.110302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.110358][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.110406][ T32] r4:00000001 [ 1349.110464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.110508][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.110571][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.110606][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.110648][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.110785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.110829][ T32] r4:852cfa40 [ 1349.110858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.110899][ T32] INFO: task kworker/1:927:5841 blocked for more than 475 seconds. [ 1349.110938][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.110965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.110989][ T32] task:kworker/1:927 state:D stack:0 pid:5841 tgid:5841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.111102][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.111152][ T32] Call trace: [ 1349.111186][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.111244][ T32] r10:8291a684 r9:ec00dd84 r8:00000002 r7:60000113 r6:ec00dd8c r5:858f5400 [ 1349.111268][ T32] r4:858f5400 [ 1349.111288][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.111407][ T32] r5:858f5400 r4:8291a680 [ 1349.111433][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.111478][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.111524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec00de08 [ 1349.111547][ T32] r4:00000000 [ 1349.111566][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.111605][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.111642][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.111732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591c680 [ 1349.111763][ T32] r4:00000000 [ 1349.111784][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.111855][ T32] r9:83018205 r8:858f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1349.111908][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.111968][ T32] r5:00001000 r4:ebc65000 [ 1349.112007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.112055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.112101][ T32] r5:8580678c r4:85806400 [ 1349.112120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.112196][ T32] r7:ddde2d80 r6:83018200 r5:8580678c r4:85930500 [ 1349.112230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.112303][ T32] r10:61c88647 r9:858f5400 r8:8593052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.112358][ T32] r4:85930500 [ 1349.112425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.112504][ T32] r10:00000000 r9:85930500 r8:80287e08 r7:ebffde60 r6:85925f00 r5:858f5400 [ 1349.112530][ T32] r4:00000001 [ 1349.112549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.112588][ T32] Exception stack(0xec00dfb0 to 0xec00dff8) [ 1349.112615][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.112660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.112692][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.112761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.112818][ T32] r4:85928e00 [ 1349.113638][ T32] INFO: task kworker/1:927:5841 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.113682][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.113749][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.113848][ T32] Call trace: [ 1349.113942][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.114009][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.114036][ T32] r4:00000000 [ 1349.114056][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.114116][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.127807][ T32] 9d20: d14cf000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.127943][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.127975][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.128005][ T32] r5:80070113 r4:80239bb0 [ 1349.128029][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.128099][ T32] r4:82ac21e4 [ 1349.128143][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.128203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.128256][ T32] r4:eaf29dc0 [ 1349.128323][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.128377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.128401][ T32] r4:00000000 [ 1349.128422][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.128475][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.128497][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.128546][ T32] r5:00001000 r4:dfd17000 [ 1349.128567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.128616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.128698][ T32] r5:852bd78c r4:852bd400 [ 1349.128724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.128785][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.128807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.128861][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.128885][ T32] r4:8530ac00 [ 1349.128905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.128955][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.129025][ T32] r4:00000001 [ 1349.129078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.129128][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.129159][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.129190][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.129218][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.129251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.129274][ T32] r4:852cfa40 [ 1349.129344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.129382][ T32] INFO: task kworker/1:928:5843 blocked for more than 475 seconds. [ 1349.129417][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.129445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.129484][ T32] task:kworker/1:928 state:D stack:0 pid:5843 tgid:5843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.129550][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.129647][ T32] Call trace: [ 1349.129682][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.129738][ T32] r10:8291a684 r9:ec015d84 r8:00000002 r7:60000113 r6:ec015d8c r5:858f6000 [ 1349.129773][ T32] r4:858f6000 [ 1349.129821][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.129893][ T32] r5:858f6000 r4:8291a680 [ 1349.129944][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.129994][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.130044][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec015e08 [ 1349.130067][ T32] r4:00000000 [ 1349.130087][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.130123][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.130160][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.130232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84722280 [ 1349.130260][ T32] r4:00000000 [ 1349.130280][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.130329][ T32] r9:83018205 r8:858f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.130350][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.130396][ T32] r5:00001000 r4:eaded000 [ 1349.130416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.130458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.130502][ T32] r5:8580738c r4:85807000 [ 1349.130522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.130571][ T32] r7:ddde2d80 r6:83018200 r5:8580738c r4:85930580 [ 1349.130593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.130644][ T32] r10:61c88647 r9:858f6000 r8:859305ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.130667][ T32] r4:85930580 [ 1349.130775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.130859][ T32] r10:00000000 r9:85930580 r8:80287e08 r7:ec00de60 r6:85925f80 r5:858f6000 [ 1349.130893][ T32] r4:00000001 [ 1349.130916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.130983][ T32] Exception stack(0xec015fb0 to 0xec015ff8) [ 1349.131051][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.131087][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.131116][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.131149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.131172][ T32] r4:8591c440 [ 1349.132014][ T32] INFO: task kworker/1:928:5843 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.132063][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.132125][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.132179][ T32] Call trace: [ 1349.132250][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.132314][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.132340][ T32] r4:00000000 [ 1349.132361][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.132405][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.132464][ T32] 9d20: d14cf000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.132503][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.132532][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.132558][ T32] r5:80070113 r4:80239bb0 [ 1349.132579][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.132626][ T32] r4:82ac21e4 [ 1349.132648][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.132699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.132723][ T32] r4:eaf29dc0 [ 1349.132742][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.132800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.132853][ T32] r4:00000000 [ 1349.132927][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.133029][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.133056][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.133106][ T32] r5:00001000 r4:dfd17000 [ 1349.133129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.133173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.133219][ T32] r5:852bd78c r4:852bd400 [ 1349.133240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.133291][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.133313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.133365][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.133388][ T32] r4:8530ac00 [ 1349.133410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.133475][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.133525][ T32] r4:00000001 [ 1349.133567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.133610][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.133689][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.133728][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.133774][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.133836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.133864][ T32] r4:852cfa40 [ 1349.133887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.133914][ T32] INFO: task kworker/1:929:5845 blocked for more than 475 seconds. [ 1349.133946][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.133972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.133994][ T32] task:kworker/1:929 state:D stack:0 pid:5845 tgid:5845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.134050][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.134094][ T32] Call trace: [ 1349.134179][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.155437][ T32] r10:8291a684 r9:ec01dd84 r8:00000002 r7:60000113 r6:ec01dd8c r5:858f6c00 [ 1349.155542][ T32] r4:858f6c00 [ 1349.155593][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.155731][ T32] r5:858f6c00 r4:8291a680 [ 1349.155796][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.155891][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.155991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec01de08 [ 1349.156046][ T32] r4:00000000 [ 1349.156093][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.156172][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.156266][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.156371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587b240 [ 1349.156424][ T32] r4:00000000 [ 1349.156468][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.156559][ T32] r9:83018205 r8:858f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1349.156584][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.156638][ T32] r5:00001000 r4:dfaf3000 [ 1349.156659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.156702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.156774][ T32] r5:85806b8c r4:85806800 [ 1349.156800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.156856][ T32] r7:ddde2d80 r6:83018200 r5:85806b8c r4:85930600 [ 1349.156877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.156929][ T32] r10:61c88647 r9:858f6c00 r8:8593062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.156953][ T32] r4:85930600 [ 1349.156973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.157026][ T32] r10:00000000 r9:85930600 r8:80287e08 r7:ec015e60 r6:849ed000 r5:858f6c00 [ 1349.157049][ T32] r4:00000001 [ 1349.157068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.157109][ T32] Exception stack(0xec01dfb0 to 0xec01dff8) [ 1349.157142][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.157172][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.157268][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.157327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.157383][ T32] r4:8591c140 [ 1349.158474][ T32] INFO: task kworker/1:929:5845 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.158540][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.158628][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.158681][ T32] Call trace: [ 1349.158715][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.158880][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.158913][ T32] r4:00000000 [ 1349.158935][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.158981][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.159012][ T32] 9d20: d179f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.159043][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.159069][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.159123][ T32] r5:80070113 r4:80239bb0 [ 1349.159148][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.159204][ T32] r4:82ac21e4 [ 1349.159230][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.159297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.159334][ T32] r4:eaf29dc0 [ 1349.159359][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.159408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.159431][ T32] r4:00000000 [ 1349.159475][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.159586][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.159637][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.159691][ T32] r5:00001000 r4:dfd17000 [ 1349.159714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.159768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.159817][ T32] r5:852bd78c r4:852bd400 [ 1349.160028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.160135][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.160203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.160323][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.160368][ T32] r4:8530ac00 [ 1349.160408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.160510][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.160568][ T32] r4:00000001 [ 1349.160609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.160682][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.160769][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.160855][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.160933][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.160997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.161066][ T32] r4:852cfa40 [ 1349.161121][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.161183][ T32] INFO: task kworker/0:424:5847 blocked for more than 475 seconds. [ 1349.161257][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.161315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.161362][ T32] task:kworker/0:424 state:D stack:0 pid:5847 tgid:5847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.161456][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.161579][ T32] Call trace: [ 1349.161648][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.161766][ T32] r10:8291a684 r9:ec019d84 r8:00000002 r7:60000113 r6:ec019d8c r5:850d0000 [ 1349.161821][ T32] r4:850d0000 [ 1349.161865][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.161979][ T32] r5:850d0000 r4:8291a680 [ 1349.162028][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.162112][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.162206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec019e08 [ 1349.162257][ T32] r4:00000000 [ 1349.162303][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.162379][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.162456][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.162549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849eb3c0 [ 1349.162600][ T32] r4:00000000 [ 1349.162640][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.162735][ T32] r9:83018005 r8:850d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1349.162824][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.162917][ T32] r5:00001000 r4:ebd93000 [ 1349.162961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.163047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.163145][ T32] r5:858b478c r4:858b4400 [ 1349.163189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.163289][ T32] r7:dddced80 r6:83018000 r5:858b478c r4:849ed080 [ 1349.163332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.163430][ T32] r10:61c88647 r9:850d0000 r8:849ed0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.163479][ T32] r4:849ed080 [ 1349.163553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.163681][ T32] r10:00000000 r9:849ed080 r8:80287e08 r7:ebce5e60 r6:849ed100 r5:850d0000 [ 1349.163740][ T32] r4:00000001 [ 1349.163795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.163875][ T32] Exception stack(0xec019fb0 to 0xec019ff8) [ 1349.163931][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.163996][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.164077][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.164155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.187253][ T32] r4:849eb280 [ 1349.188585][ T32] INFO: task kworker/0:424:5847 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.188688][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.188848][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.188971][ T32] Call trace: [ 1349.189096][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.189269][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.189338][ T32] r4:00000000 [ 1349.189412][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.189506][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.189571][ T32] 9d20: d1a06000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.189636][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.189693][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.189781][ T32] r5:80070113 r4:80239bb0 [ 1349.189834][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.189931][ T32] r4:82ac21e4 [ 1349.189984][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.190087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.190154][ T32] r4:eaf29dc0 [ 1349.190207][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.190315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.190371][ T32] r4:00000000 [ 1349.190432][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.190562][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.190680][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.190844][ T32] r5:00001000 r4:dfd17000 [ 1349.190899][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.190996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.191149][ T32] r5:852bd78c r4:852bd400 [ 1349.191217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.191338][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.191401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.191505][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.191553][ T32] r4:8530ac00 [ 1349.191599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.191706][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.191774][ T32] r4:00000001 [ 1349.191857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.191943][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.192010][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.192083][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.192149][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.192226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.192301][ T32] r4:852cfa40 [ 1349.192356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.192440][ T32] INFO: task kworker/1:930:5850 blocked for more than 475 seconds. [ 1349.192507][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.192559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.192602][ T32] task:kworker/1:930 state:D stack:0 pid:5850 tgid:5850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.192696][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.192790][ T32] Call trace: [ 1349.192849][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.192963][ T32] r10:8291a684 r9:ebf1dd84 r8:00000002 r7:60000113 r6:ebf1dd8c r5:8582ec00 [ 1349.193017][ T32] r4:8582ec00 [ 1349.193065][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.193159][ T32] r5:8582ec00 r4:8291a680 [ 1349.193225][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.193335][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.193429][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf1de08 [ 1349.193504][ T32] r4:00000000 [ 1349.193573][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.193625][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.193678][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.193745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84722040 [ 1349.193773][ T32] r4:00000000 [ 1349.193798][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.193930][ T32] r9:83018205 r8:8582ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1349.193956][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.194010][ T32] r5:00001000 r4:e0947000 [ 1349.194033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.194210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.214025][ T32] r5:85806f8c r4:85806c00 [ 1349.214073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.214979][ T32] r7:ddde2d80 r6:83018200 r5:85806f8c r4:85930680 [ 1349.215021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.215093][ T32] r10:61c88647 r9:8582ec00 r8:859306ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.215195][ T32] r4:85930680 [ 1349.215222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.215280][ T32] r10:00000000 r9:85930680 r8:80287e08 r7:ec015e60 r6:85930700 r5:8582ec00 [ 1349.215304][ T32] r4:00000001 [ 1349.215324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.215366][ T32] Exception stack(0xebf1dfb0 to 0xebf1dff8) [ 1349.215399][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.215477][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.215594][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.215666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.215695][ T32] r4:8587b040 [ 1349.216862][ T32] INFO: task kworker/1:930:5850 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.216961][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.217196][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.217323][ T32] Call trace: [ 1349.217403][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.217538][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.217599][ T32] r4:00000000 [ 1349.217651][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.217760][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.217833][ T32] 9d20: d1c64000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.217919][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.217989][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.218076][ T32] r5:80070113 r4:80239bb0 [ 1349.218104][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.218154][ T32] r4:82ac21e4 [ 1349.218175][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.218292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.218400][ T32] r4:eaf29dc0 [ 1349.218427][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.218483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.218507][ T32] r4:00000000 [ 1349.218528][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.218581][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.218604][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.218658][ T32] r5:00001000 r4:dfd17000 [ 1349.218729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.218846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.218917][ T32] r5:852bd78c r4:852bd400 [ 1349.218955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.219013][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.219035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.219092][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.219117][ T32] r4:8530ac00 [ 1349.219183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.219256][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.219283][ T32] r4:00000001 [ 1349.219413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.219456][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.219595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.219629][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.219658][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.219711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.219834][ T32] r4:852cfa40 [ 1349.219947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.220064][ T32] INFO: task kworker/0:425:5853 blocked for more than 475 seconds. [ 1349.220180][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.220211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.220234][ T32] task:kworker/0:425 state:D stack:0 pid:5853 tgid:5853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.220299][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.220870][ T32] Call trace: [ 1349.221201][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.221257][ T32] r10:8291a684 r9:ebf4dd84 r8:00000002 r7:60000113 r6:ebf4dd8c r5:850d2400 [ 1349.221283][ T32] r4:850d2400 [ 1349.221305][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.221431][ T32] r5:850d2400 r4:8291a680 [ 1349.221639][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.221755][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.221808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf4de08 [ 1349.221879][ T32] r4:00000000 [ 1349.222000][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.222042][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.222115][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.222164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ebe00 [ 1349.222189][ T32] r4:00000000 [ 1349.222208][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.222256][ T32] r9:83018005 r8:850d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1349.222277][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.222364][ T32] r5:00001000 r4:eb5a3000 [ 1349.222388][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.222490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.222540][ T32] r5:858b4f8c r4:858b4c00 [ 1349.222604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.222722][ T32] r7:dddced80 r6:83018000 r5:858b4f8c r4:849ed180 [ 1349.222785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.222840][ T32] r10:61c88647 r9:850d2400 r8:849ed1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.222865][ T32] r4:849ed180 [ 1349.222953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.223010][ T32] r10:00000000 r9:849ed180 r8:80287e08 r7:ebce5e60 r6:849ed200 r5:850d2400 [ 1349.223066][ T32] r4:00000001 [ 1349.223176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.223219][ T32] Exception stack(0xebf4dfb0 to 0xebf4dff8) [ 1349.223249][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.223292][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.223324][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.223357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.223380][ T32] r4:849eb4c0 [ 1349.223867][ T32] INFO: task kworker/0:425:5853 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.223906][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.223988][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.224065][ T32] Call trace: [ 1349.224104][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.224212][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.252729][ T32] r4:00000000 [ 1349.252817][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.252898][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.252967][ T32] 9d20: d20f8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.253010][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.253038][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.253070][ T32] r5:80070113 r4:80239bb0 [ 1349.253094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.253146][ T32] r4:82ac21e4 [ 1349.253168][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.253216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.253239][ T32] r4:eaf29dc0 [ 1349.253258][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.253305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.253329][ T32] r4:00000000 [ 1349.253350][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.253401][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.253454][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.253509][ T32] r5:00001000 r4:dfd17000 [ 1349.253559][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.253637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.253689][ T32] r5:852bd78c r4:852bd400 [ 1349.253743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.253822][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.253879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.253936][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.253993][ T32] r4:8530ac00 [ 1349.254022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.254080][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.254154][ T32] r4:00000001 [ 1349.265023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.265120][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.265185][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.265268][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.265332][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.265373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.265401][ T32] r4:852cfa40 [ 1349.265429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.265491][ T32] INFO: task kworker/1:931:5855 blocked for more than 475 seconds. [ 1349.265607][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.265676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.265704][ T32] task:kworker/1:931 state:D stack:0 pid:5855 tgid:5855 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.265810][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.265870][ T32] Call trace: [ 1349.266055][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.266156][ T32] r10:8291a684 r9:ec021d84 r8:00000002 r7:60000013 r6:ec021d8c r5:850d1800 [ 1349.266187][ T32] r4:850d1800 [ 1349.266211][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.266266][ T32] r5:850d1800 r4:8291a680 [ 1349.266289][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.266423][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.266480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec021e08 [ 1349.266506][ T32] r4:00000000 [ 1349.266528][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.266568][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.266613][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.266665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84722840 [ 1349.266691][ T32] r4:00000000 [ 1349.266712][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.266833][ T32] r9:83018205 r8:850d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1349.266862][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.266913][ T32] r5:00001000 r4:eb56f000 [ 1349.266934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.266977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.267024][ T32] r5:8580838c r4:85808000 [ 1349.267045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.267096][ T32] r7:ddde2d80 r6:83018200 r5:8580838c r4:85930780 [ 1349.267119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.267231][ T32] r10:61c88647 r9:850d1800 r8:859307ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.267260][ T32] r4:85930780 [ 1349.267281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.267350][ T32] r10:00000000 r9:85930780 r8:80287e08 r7:ec015e60 r6:849ed280 r5:850d1800 [ 1349.267377][ T32] r4:00000001 [ 1349.267426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.267565][ T32] Exception stack(0xec021fb0 to 0xec021ff8) [ 1349.267598][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.267664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.267696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.267728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.267848][ T32] r4:84722380 [ 1349.268624][ T32] INFO: task kworker/1:931:5855 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.268664][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.268727][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.268783][ T32] Call trace: [ 1349.268850][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.268938][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.268966][ T32] r4:00000000 [ 1349.268987][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.269031][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.269064][ T32] 9d20: d266e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.269096][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.269153][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.269183][ T32] r5:80070113 r4:80239bb0 [ 1349.269204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.269311][ T32] r4:82ac21e4 [ 1349.269337][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.269414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.269443][ T32] r4:eaf29dc0 [ 1349.269463][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.269510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.269533][ T32] r4:00000000 [ 1349.269553][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.269604][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.269625][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.269700][ T32] r5:00001000 r4:dfd17000 [ 1349.269725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.269778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.269854][ T32] r5:852bd78c r4:852bd400 [ 1349.269909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.269994][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.270023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.270076][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.270099][ T32] r4:8530ac00 [ 1349.270123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.270177][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.270201][ T32] r4:00000001 [ 1349.270221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.270293][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.270357][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.270407][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.270440][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.270474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.270498][ T32] r4:852cfa40 [ 1349.270519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.270560][ T32] INFO: task kworker/1:932:5857 blocked for more than 475 seconds. [ 1349.270594][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.270654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.270680][ T32] task:kworker/1:932 state:D stack:0 pid:5857 tgid:5857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.270784][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.270869][ T32] Call trace: [ 1349.270903][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.270958][ T32] r10:8291a684 r9:ec029d84 r8:00000002 r7:60000113 r6:ec029d8c r5:850d3c00 [ 1349.270983][ T32] r4:850d3c00 [ 1349.271005][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.271137][ T32] r5:850d3c00 r4:8291a680 [ 1349.271161][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.271204][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.271252][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec029e08 [ 1349.271304][ T32] r4:00000000 [ 1349.271328][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.271366][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.271403][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.271476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84722300 [ 1349.271506][ T32] r4:00000000 [ 1349.271528][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.271590][ T32] r9:83018205 r8:850d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1349.271616][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.271663][ T32] r5:00001000 r4:eb103000 [ 1349.271683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.271745][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.271800][ T32] r5:8580778c r4:85807400 [ 1349.271821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.271872][ T32] r7:ddde2d80 r6:83018200 r5:8580778c r4:85930800 [ 1349.271922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.271977][ T32] r10:61c88647 r9:850d3c00 r8:8593082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.272005][ T32] r4:85930800 [ 1349.272025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.272074][ T32] r10:00000000 r9:85930800 r8:80287e08 r7:ec021e60 r6:849ed300 r5:850d3c00 [ 1349.272096][ T32] r4:00000001 [ 1349.272116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.272167][ T32] Exception stack(0xec029fb0 to 0xec029ff8) [ 1349.272199][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.272259][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.272321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.272356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.272380][ T32] r4:84722380 [ 1349.272875][ T32] INFO: task kworker/1:932:5857 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.272916][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.273046][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.273157][ T32] Call trace: [ 1349.273221][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.273278][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.273302][ T32] r4:00000000 [ 1349.273322][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.273393][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.273429][ T32] 9d20: d266e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.273490][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.273571][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.273603][ T32] r5:80070113 r4:80239bb0 [ 1349.273623][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.273667][ T32] r4:82ac21e4 [ 1349.273687][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.273735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.273772][ T32] r4:eaf29dc0 [ 1349.273821][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.273873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.273927][ T32] r4:00000000 [ 1349.273953][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.274033][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.274087][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.288770][ T32] r5:00001000 r4:dfd17000 [ 1349.288821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.288895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.288993][ T32] r5:852bd78c r4:852bd400 [ 1349.289088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.289158][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.289208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.289269][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.289293][ T32] r4:8530ac00 [ 1349.289314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.289368][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.289417][ T32] r4:00000001 [ 1349.289466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.289600][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.289649][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.289683][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.289734][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.289783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.289808][ T32] r4:852cfa40 [ 1349.289929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.289964][ T32] INFO: task kworker/1:933:5858 blocked for more than 475 seconds. [ 1349.290022][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.290053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.290078][ T32] task:kworker/1:933 state:D stack:0 pid:5858 tgid:5858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.290236][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.290317][ T32] Call trace: [ 1349.290352][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.290416][ T32] r10:8291a684 r9:ec039d84 r8:00000002 r7:60000013 r6:ec039d8c r5:850d4800 [ 1349.290442][ T32] r4:850d4800 [ 1349.290463][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.290552][ T32] r5:850d4800 r4:8291a680 [ 1349.290601][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.290649][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.290731][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec039e08 [ 1349.290794][ T32] r4:00000000 [ 1349.290858][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.291023][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.291071][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.291142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84722540 [ 1349.291170][ T32] r4:00000000 [ 1349.291215][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.291272][ T32] r9:83018205 r8:850d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1349.291295][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.291342][ T32] r5:00001000 r4:eb357000 [ 1349.291409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.291492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.291544][ T32] r5:85807b8c r4:85807800 [ 1349.291576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.291631][ T32] r7:ddde2d80 r6:83018200 r5:85807b8c r4:85930880 [ 1349.291691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.291756][ T32] r10:61c88647 r9:850d4800 r8:859308ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.291782][ T32] r4:85930880 [ 1349.291802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.291878][ T32] r10:00000000 r9:85930880 r8:80287e08 r7:ec021e60 r6:849ed380 r5:850d4800 [ 1349.291906][ T32] r4:00000001 [ 1349.291929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.291994][ T32] Exception stack(0xec039fb0 to 0xec039ff8) [ 1349.292027][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.292060][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.292088][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.292119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.292142][ T32] r4:84722180 [ 1349.292935][ T32] INFO: task kworker/1:933:5858 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.292977][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.293171][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.293270][ T32] Call trace: [ 1349.293347][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.293409][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.293434][ T32] r4:00000000 [ 1349.293480][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.293559][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.293594][ T32] 9d20: d27a4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.293644][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.293675][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.293700][ T32] r5:80070113 r4:80239bb0 [ 1349.293731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.293788][ T32] r4:82ac21e4 [ 1349.293810][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.293867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.293902][ T32] r4:eaf29dc0 [ 1349.293923][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.293971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.293994][ T32] r4:00000000 [ 1349.294016][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.294065][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.294105][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.315256][ T32] r5:00001000 r4:dfd17000 [ 1349.315307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.315380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.315429][ T32] r5:852bd78c r4:852bd400 [ 1349.315450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.315504][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.315619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.315680][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.315728][ T32] r4:8530ac00 [ 1349.315765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.315855][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.315913][ T32] r4:00000001 [ 1349.315968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.316030][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.316067][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.316098][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.316131][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.316177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.316205][ T32] r4:852cfa40 [ 1349.316254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.316329][ T32] INFO: task kworker/1:934:5860 blocked for more than 475 seconds. [ 1349.316395][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.316426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.316450][ T32] task:kworker/1:934 state:D stack:0 pid:5860 tgid:5860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.316512][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.316577][ T32] Call trace: [ 1349.316611][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.316669][ T32] r10:8291a684 r9:ec041d84 r8:00000002 r7:60000013 r6:ec041d8c r5:850d5400 [ 1349.316767][ T32] r4:850d5400 [ 1349.316793][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.316843][ T32] r5:850d5400 r4:8291a680 [ 1349.316888][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.316953][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.317007][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec041e08 [ 1349.317041][ T32] r4:00000000 [ 1349.317092][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.317135][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.317179][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.317225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84722680 [ 1349.317248][ T32] r4:00000000 [ 1349.317268][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.317343][ T32] r9:83018205 r8:850d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1349.317370][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.317420][ T32] r5:00001000 r4:eb4df000 [ 1349.317439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.317482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.317529][ T32] r5:85807f8c r4:85807c00 [ 1349.317549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.317610][ T32] r7:ddde2d80 r6:83018200 r5:85807f8c r4:85930900 [ 1349.317659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.317716][ T32] r10:61c88647 r9:850d5400 r8:8593092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.317772][ T32] r4:85930900 [ 1349.317798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.317850][ T32] r10:00000000 r9:85930900 r8:80287e08 r7:ec021e60 r6:849ed400 r5:850d5400 [ 1349.317876][ T32] r4:00000001 [ 1349.317896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.317935][ T32] Exception stack(0xec041fb0 to 0xec041ff8) [ 1349.317987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.318033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.318088][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.318126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.318169][ T32] r4:847223c0 [ 1349.319013][ T32] INFO: task kworker/1:934:5860 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.319064][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.319157][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.319223][ T32] Call trace: [ 1349.319258][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.319316][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.319342][ T32] r4:00000000 [ 1349.319386][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.319434][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.319493][ T32] 9d20: d2a89000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.319528][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.319557][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.319593][ T32] r5:80070113 r4:80239bb0 [ 1349.319647][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.319695][ T32] r4:82ac21e4 [ 1349.319717][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.319773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.319820][ T32] r4:eaf29dc0 [ 1349.319845][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.319893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.319922][ T32] r4:00000000 [ 1349.319990][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.320068][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.320093][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.320140][ T32] r5:00001000 r4:dfd17000 [ 1349.320160][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.320203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.320300][ T32] r5:852bd78c r4:852bd400 [ 1349.320325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.320379][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.320426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.320482][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.320560][ T32] r4:8530ac00 [ 1349.320625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.320689][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.320713][ T32] r4:00000001 [ 1349.320733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.320782][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.320813][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.320861][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.320897][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.320953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.321029][ T32] r4:852cfa40 [ 1349.321056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.321084][ T32] INFO: task kworker/1:935:5862 blocked for more than 475 seconds. [ 1349.321113][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.321143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.321166][ T32] task:kworker/1:935 state:D stack:0 pid:5862 tgid:5862 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.321213][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.321254][ T32] Call trace: [ 1349.321297][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.321355][ T32] r10:8291a684 r9:ec045d84 r8:00000002 r7:60000113 r6:ec045d8c r5:850d0c00 [ 1349.321405][ T32] r4:850d0c00 [ 1349.321430][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.321478][ T32] r5:850d0c00 r4:8291a680 [ 1349.321555][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.321631][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.321695][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec045e08 [ 1349.321734][ T32] r4:00000000 [ 1349.321774][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.321815][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.321855][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.321900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84722c00 [ 1349.321923][ T32] r4:00000000 [ 1349.321942][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.321990][ T32] r9:83018205 r8:850d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1349.322038][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.322102][ T32] r5:00001000 r4:eb8b1000 [ 1349.322125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.322193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.322245][ T32] r5:85808f8c r4:85808c00 [ 1349.322265][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.322316][ T32] r7:ddde2d80 r6:83018200 r5:85808f8c r4:85930980 [ 1349.322343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.322395][ T32] r10:61c88647 r9:850d0c00 r8:859309ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.322418][ T32] r4:85930980 [ 1349.322438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.322487][ T32] r10:00000000 r9:85930980 r8:80287e08 r7:ec021e60 r6:849ed480 r5:850d0c00 [ 1349.322510][ T32] r4:00000001 [ 1349.322565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.322608][ T32] Exception stack(0xec045fb0 to 0xec045ff8) [ 1349.322638][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.322668][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.322720][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.322801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.322831][ T32] r4:847226c0 [ 1349.323307][ T32] INFO: task kworker/1:935:5862 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.323350][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.323440][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.323524][ T32] Call trace: [ 1349.323597][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.323676][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.323704][ T32] r4:00000000 [ 1349.323725][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.323776][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.323828][ T32] 9d20: d2a89000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.323892][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.323946][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.323975][ T32] r5:80070113 r4:80239bb0 [ 1349.324001][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.324072][ T32] r4:82ac21e4 [ 1349.324109][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.351095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.351193][ T32] r4:eaf29dc0 [ 1349.351221][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.351319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.351349][ T32] r4:00000000 [ 1349.351380][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.351465][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.351492][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.351544][ T32] r5:00001000 r4:dfd17000 [ 1349.351565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.351619][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.351670][ T32] r5:852bd78c r4:852bd400 [ 1349.351691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.351761][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.351788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.351843][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.351868][ T32] r4:8530ac00 [ 1349.351903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.351959][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.352013][ T32] r4:00000001 [ 1349.352039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.352106][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.352144][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.352176][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.352205][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.352247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.352275][ T32] r4:852cfa40 [ 1349.352311][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.352355][ T32] INFO: task kworker/0:426:5866 blocked for more than 475 seconds. [ 1349.352393][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.352421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.352444][ T32] task:kworker/0:426 state:D stack:0 pid:5866 tgid:5866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.352503][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.352548][ T32] Call trace: [ 1349.352602][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.352665][ T32] r10:8291a684 r9:ebe85d84 r8:00000002 r7:60000113 r6:ebe85d8c r5:850d6000 [ 1349.352711][ T32] r4:850d6000 [ 1349.352735][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.352795][ T32] r5:850d6000 r4:8291a680 [ 1349.352843][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.352928][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.352995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe85e08 [ 1349.353047][ T32] r4:00000000 [ 1349.353072][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.353111][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.353149][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.353198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84997540 [ 1349.353221][ T32] r4:00000000 [ 1349.353274][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.353339][ T32] r9:83018005 r8:850d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1349.353362][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.353408][ T32] r5:00001000 r4:ebd0f000 [ 1349.353431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.353474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.353520][ T32] r5:858b538c r4:858b5000 [ 1349.353551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.353606][ T32] r7:dddced80 r6:83018000 r5:858b538c r4:849ed500 [ 1349.353627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.353678][ T32] r10:61c88647 r9:850d6000 r8:849ed52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.353724][ T32] r4:849ed500 [ 1349.353756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.353810][ T32] r10:00000000 r9:849ed500 r8:80287e08 r7:ebce5e60 r6:849ed580 r5:850d6000 [ 1349.353832][ T32] r4:00000001 [ 1349.353853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.353892][ T32] Exception stack(0xebe85fb0 to 0xebe85ff8) [ 1349.353921][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.353951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.353991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.354039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.354066][ T32] r4:849ebc80 [ 1349.368364][ T32] INFO: task kworker/0:426:5866 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.368513][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.368636][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.368726][ T32] Call trace: [ 1349.368786][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.368853][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.368881][ T32] r4:00000000 [ 1349.368903][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.368948][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.368980][ T32] 9d20: d3239000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.369023][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.369054][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.369104][ T32] r5:80070113 r4:80239bb0 [ 1349.369129][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.369192][ T32] r4:82ac21e4 [ 1349.369239][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.369327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.369387][ T32] r4:eaf29dc0 [ 1349.369410][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.369483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.369521][ T32] r4:00000000 [ 1349.369545][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.369597][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.369620][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.369668][ T32] r5:00001000 r4:dfd17000 [ 1349.369689][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.369731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.369787][ T32] r5:852bd78c r4:852bd400 [ 1349.369809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.369889][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.369923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.369978][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.370001][ T32] r4:8530ac00 [ 1349.370021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.370072][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.370095][ T32] r4:00000001 [ 1349.370116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.370155][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.370183][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.370306][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.370340][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.370374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.370397][ T32] r4:852cfa40 [ 1349.370420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.370488][ T32] INFO: task kworker/1:936:5867 blocked for more than 475 seconds. [ 1349.370553][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.370585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.370618][ T32] task:kworker/1:936 state:D stack:0 pid:5867 tgid:5867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.370692][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.370843][ T32] Call trace: [ 1349.370881][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.370959][ T32] r10:8291a684 r9:ec049d84 r8:00000002 r7:60000113 r6:ec049d8c r5:850d6c00 [ 1349.370989][ T32] r4:850d6c00 [ 1349.371010][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.371057][ T32] r5:850d6c00 r4:8291a680 [ 1349.371077][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.371119][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.371166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec049e08 [ 1349.371201][ T32] r4:00000000 [ 1349.371225][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.371285][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.371332][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.371402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847229c0 [ 1349.371429][ T32] r4:00000000 [ 1349.371487][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.371541][ T32] r9:83018205 r8:850d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1349.371564][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.371611][ T32] r5:00001000 r4:eb78f000 [ 1349.371669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.371744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.371796][ T32] r5:8580878c r4:85808400 [ 1349.371815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.371865][ T32] r7:ddde2d80 r6:83018200 r5:8580878c r4:85930a00 [ 1349.371885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.371936][ T32] r10:61c88647 r9:850d6c00 r8:85930a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.371959][ T32] r4:85930a00 [ 1349.371980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.372029][ T32] r10:00000000 r9:85930a00 r8:80287e08 r7:ec045e60 r6:849ed600 r5:850d6c00 [ 1349.372051][ T32] r4:00000001 [ 1349.372071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.372131][ T32] Exception stack(0xec049fb0 to 0xec049ff8) [ 1349.372164][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.372264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.372298][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.372330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.372378][ T32] r4:847226c0 [ 1349.372863][ T32] INFO: task kworker/1:936:5867 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.372904][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.373040][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.373121][ T32] Call trace: [ 1349.373207][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.373270][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.373306][ T32] r4:00000000 [ 1349.373331][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.373376][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.373408][ T32] 9d20: d3239000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.373439][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.373472][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.373554][ T32] r5:80070113 r4:80239bb0 [ 1349.373580][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.373639][ T32] r4:82ac21e4 [ 1349.373690][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.373770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.373820][ T32] r4:eaf29dc0 [ 1349.373844][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.373892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.373968][ T32] r4:00000000 [ 1349.373997][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.374053][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.374090][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.395314][ T32] r5:00001000 r4:dfd17000 [ 1349.395409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.395490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.395541][ T32] r5:852bd78c r4:852bd400 [ 1349.395563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.395648][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.395676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.395734][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.395769][ T32] r4:8530ac00 [ 1349.395791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.395888][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.395922][ T32] r4:00000001 [ 1349.395962][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.396037][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.396099][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.396161][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.396222][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.396283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.396312][ T32] r4:852cfa40 [ 1349.396339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.396370][ T32] INFO: task kworker/1:937:5868 blocked for more than 475 seconds. [ 1349.396404][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.396446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.396488][ T32] task:kworker/1:937 state:D stack:0 pid:5868 tgid:5868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.396555][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.396621][ T32] Call trace: [ 1349.396698][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.396810][ T32] r10:8291a684 r9:ec04dd84 r8:00000002 r7:60000013 r6:ec04dd8c r5:850d3000 [ 1349.396838][ T32] r4:850d3000 [ 1349.396861][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.396908][ T32] r5:850d3000 r4:8291a680 [ 1349.396943][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.396994][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.397045][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec04de08 [ 1349.397069][ T32] r4:00000000 [ 1349.397090][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.397127][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.397168][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.397213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84722ac0 [ 1349.397236][ T32] r4:00000000 [ 1349.397255][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.397307][ T32] r9:83018205 r8:850d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1349.397340][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.397391][ T32] r5:00001000 r4:eb887000 [ 1349.397412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.397453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.397502][ T32] r5:85808b8c r4:85808800 [ 1349.397525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.397575][ T32] r7:ddde2d80 r6:83018200 r5:85808b8c r4:85930a80 [ 1349.397595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.397661][ T32] r10:61c88647 r9:850d3000 r8:85930aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.397691][ T32] r4:85930a80 [ 1349.397711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.397795][ T32] r10:00000000 r9:85930a80 r8:80287e08 r7:ec045e60 r6:849ed680 r5:850d3000 [ 1349.397822][ T32] r4:00000001 [ 1349.397864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.397908][ T32] Exception stack(0xec04dfb0 to 0xec04dff8) [ 1349.397937][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.397967][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.398004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.398048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.398075][ T32] r4:847228c0 [ 1349.398909][ T32] INFO: task kworker/1:937:5868 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.398957][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.399054][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.399107][ T32] Call trace: [ 1349.399154][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.399244][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.399295][ T32] r4:00000000 [ 1349.399331][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.399379][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.399409][ T32] 9d20: d361b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.399440][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.399468][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.399493][ T32] r5:80070113 r4:80239bb0 [ 1349.399513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.399556][ T32] r4:82ac21e4 [ 1349.399575][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.399623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.399661][ T32] r4:eaf29dc0 [ 1349.399705][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.399762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.399787][ T32] r4:00000000 [ 1349.399807][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.399879][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.399905][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.399953][ T32] r5:00001000 r4:dfd17000 [ 1349.399973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.400017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.400064][ T32] r5:852bd78c r4:852bd400 [ 1349.400084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.400134][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.400158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.400209][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.400233][ T32] r4:8530ac00 [ 1349.400252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.400325][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.400355][ T32] r4:00000001 [ 1349.400386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.400428][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.400458][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.400511][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.400544][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.400575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.400619][ T32] r4:852cfa40 [ 1349.400672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.400703][ T32] INFO: task kworker/1:938:5871 blocked for more than 475 seconds. [ 1349.400734][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.400767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.400812][ T32] task:kworker/1:938 state:D stack:0 pid:5871 tgid:5871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.400865][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.400955][ T32] Call trace: [ 1349.400985][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.401078][ T32] r10:8291a684 r9:ec051d84 r8:00000002 r7:60000113 r6:ec051d8c r5:858f8000 [ 1349.401106][ T32] r4:858f8000 [ 1349.401127][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.401204][ T32] r5:858f8000 r4:8291a680 [ 1349.401243][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.401288][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.401336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec051e08 [ 1349.401359][ T32] r4:00000000 [ 1349.401379][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.401415][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.401475][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.401564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84722dc0 [ 1349.401591][ T32] r4:00000000 [ 1349.401622][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.401698][ T32] r9:83018205 r8:858f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1349.401725][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.401779][ T32] r5:00001000 r4:eb8ed000 [ 1349.401890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.401955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.402010][ T32] r5:8580938c r4:85809000 [ 1349.402030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.402081][ T32] r7:ddde2d80 r6:83018200 r5:8580938c r4:85930b00 [ 1349.402123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.402202][ T32] r10:61c88647 r9:858f8000 r8:85930b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.402251][ T32] r4:85930b00 [ 1349.402274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.402326][ T32] r10:00000000 r9:85930b00 r8:80287e08 r7:ec045e60 r6:849ed700 r5:858f8000 [ 1349.402350][ T32] r4:00000001 [ 1349.402464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.402509][ T32] Exception stack(0xec051fb0 to 0xec051ff8) [ 1349.402539][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.402573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.402602][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.402637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.402659][ T32] r4:84722a80 [ 1349.403183][ T32] INFO: task kworker/1:938:5871 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.403248][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.403321][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.403411][ T32] Call trace: [ 1349.403461][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.403521][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.403545][ T32] r4:00000000 [ 1349.403565][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.403619][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.403680][ T32] 9d20: d361b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.403715][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.403760][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.403790][ T32] r5:80070113 r4:80239bb0 [ 1349.403811][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.403876][ T32] r4:82ac21e4 [ 1349.403902][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.403955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.403992][ T32] r4:eaf29dc0 [ 1349.404050][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.404197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.419789][ T32] r4:00000000 [ 1349.419874][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.419984][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.420028][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.420091][ T32] r5:00001000 r4:dfd17000 [ 1349.420137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.420185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.420234][ T32] r5:852bd78c r4:852bd400 [ 1349.420255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.420309][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.420331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.420412][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.420443][ T32] r4:8530ac00 [ 1349.420489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.420546][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.420581][ T32] r4:00000001 [ 1349.420617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.420665][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.420700][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.420732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.420770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.420802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.420836][ T32] r4:852cfa40 [ 1349.420886][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.420935][ T32] INFO: task kworker/1:939:5872 blocked for more than 475 seconds. [ 1349.420973][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.421000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.421023][ T32] task:kworker/1:939 state:D stack:0 pid:5872 tgid:5872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.421136][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.421211][ T32] Call trace: [ 1349.421264][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.421325][ T32] r10:8291a684 r9:ebef5d84 r8:00000002 r7:60000113 r6:ebef5d8c r5:8582e000 [ 1349.421351][ T32] r4:8582e000 [ 1349.421371][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.421417][ T32] r5:8582e000 r4:8291a680 [ 1349.421439][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.421481][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.421527][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebef5e08 [ 1349.421595][ T32] r4:00000000 [ 1349.421621][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.421661][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.421701][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.421765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84722780 [ 1349.421793][ T32] r4:00000000 [ 1349.421813][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.421862][ T32] r9:83018205 r8:8582e000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1349.421884][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.421930][ T32] r5:00001000 r4:eb933000 [ 1349.421950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.421991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.422047][ T32] r5:8580978c r4:85809400 [ 1349.422071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.422145][ T32] r7:ddde2d80 r6:83018200 r5:8580978c r4:85930b80 [ 1349.422171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.422225][ T32] r10:61c88647 r9:8582e000 r8:85930bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.422249][ T32] r4:85930b80 [ 1349.422269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.422341][ T32] r10:00000000 r9:85930b80 r8:80287e08 r7:ec051e60 r6:85930c00 r5:8582e000 [ 1349.422379][ T32] r4:00000001 [ 1349.422459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.422505][ T32] Exception stack(0xebef5fb0 to 0xebef5ff8) [ 1349.422550][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.422596][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.422627][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.422660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.422683][ T32] r4:84722c40 [ 1349.423550][ T32] INFO: task kworker/1:939:5872 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.423619][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.423758][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.423924][ T32] Call trace: [ 1349.423961][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.424038][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.424115][ T32] r4:00000000 [ 1349.441225][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.441437][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.441592][ T32] 9d20: d388e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.441642][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.441675][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.441705][ T32] r5:80070113 r4:80239bb0 [ 1349.441726][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.441812][ T32] r4:82ac21e4 [ 1349.441861][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.441937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.441975][ T32] r4:eaf29dc0 [ 1349.442008][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.442129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.442160][ T32] r4:00000000 [ 1349.442205][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.442264][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.442287][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.442337][ T32] r5:00001000 r4:dfd17000 [ 1349.442385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.442433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.442481][ T32] r5:852bd78c r4:852bd400 [ 1349.442502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.442567][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.442594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.442667][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.442694][ T32] r4:8530ac00 [ 1349.442719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.442834][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.442878][ T32] r4:00000001 [ 1349.442939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.442984][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.443020][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.443076][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.443190][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.443226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.443253][ T32] r4:852cfa40 [ 1349.443278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.443387][ T32] INFO: task kworker/1:940:5873 blocked for more than 475 seconds. [ 1349.443446][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.443479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.443504][ T32] task:kworker/1:940 state:D stack:0 pid:5873 tgid:5873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.443565][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.443697][ T32] Call trace: [ 1349.443782][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.444002][ T32] r10:8291a684 r9:ec059d84 r8:00000002 r7:60000113 r6:ec059d8c r5:8582d400 [ 1349.444031][ T32] r4:8582d400 [ 1349.444053][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.444148][ T32] r5:8582d400 r4:8291a680 [ 1349.457870][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.457992][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.458051][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec059e08 [ 1349.458076][ T32] r4:00000000 [ 1349.458097][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.458135][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.458178][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.458236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972100 [ 1349.458263][ T32] r4:00000000 [ 1349.458284][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.458336][ T32] r9:83018205 r8:8582d400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1349.458358][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.458407][ T32] r5:00001000 r4:eb999000 [ 1349.458429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.458485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.458569][ T32] r5:85809f8c r4:85809c00 [ 1349.458595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.458650][ T32] r7:ddde2d80 r6:83018200 r5:85809f8c r4:85930c80 [ 1349.458671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.458721][ T32] r10:61c88647 r9:8582d400 r8:85930cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.458843][ T32] r4:85930c80 [ 1349.458875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.458932][ T32] r10:00000000 r9:85930c80 r8:80287e08 r7:ebef5e60 r6:85930d00 r5:8582d400 [ 1349.458979][ T32] r4:00000001 [ 1349.459014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.459060][ T32] Exception stack(0xec059fb0 to 0xec059ff8) [ 1349.459094][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.459126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.459155][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.459187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.459209][ T32] r4:84722940 [ 1349.459970][ T32] INFO: task kworker/1:940:5873 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.460011][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.460082][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.460130][ T32] Call trace: [ 1349.460180][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.460239][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.460263][ T32] r4:00000000 [ 1349.460284][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.460326][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.460361][ T32] 9d20: d3cc4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.460397][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.460427][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.460452][ T32] r5:80070113 r4:80239bb0 [ 1349.460494][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.460558][ T32] r4:82ac21e4 [ 1349.460592][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.460644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.460669][ T32] r4:eaf29dc0 [ 1349.460690][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.460736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.460758][ T32] r4:00000000 [ 1349.460786][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.460835][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.460863][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.460911][ T32] r5:00001000 r4:dfd17000 [ 1349.460932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.460975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.461019][ T32] r5:852bd78c r4:852bd400 [ 1349.461051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.461107][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.461130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.461192][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.461221][ T32] r4:8530ac00 [ 1349.461242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.461295][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.461318][ T32] r4:00000001 [ 1349.461339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.461400][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.461433][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.461464][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.461492][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.461538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.461565][ T32] r4:852cfa40 [ 1349.461592][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.461654][ T32] INFO: task kworker/1:941:5876 blocked for more than 475 seconds. [ 1349.461712][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.461740][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.461761][ T32] task:kworker/1:941 state:D stack:0 pid:5876 tgid:5876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.461832][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.461876][ T32] Call trace: [ 1349.461929][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.462022][ T32] r10:8291a684 r9:ec055d84 r8:00000002 r7:60000113 r6:ec055d8c r5:8582bc00 [ 1349.462058][ T32] r4:8582bc00 [ 1349.462081][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.462175][ T32] r5:8582bc00 r4:8291a680 [ 1349.462199][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.462241][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.462290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec055e08 [ 1349.462321][ T32] r4:00000000 [ 1349.462355][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.462397][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.462435][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.462482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8591c140 [ 1349.462534][ T32] r4:00000000 [ 1349.462591][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.462715][ T32] r9:83018205 r8:8582bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.462776][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.462854][ T32] r5:00001000 r4:eb967000 [ 1349.462878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.462923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.462982][ T32] r5:85809b8c r4:85809800 [ 1349.463040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.463095][ T32] r7:ddde2d80 r6:83018200 r5:85809b8c r4:85930d80 [ 1349.463117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.463167][ T32] r10:61c88647 r9:8582bc00 r8:85930dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.463203][ T32] r4:85930d80 [ 1349.463229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.463280][ T32] r10:00000000 r9:85930d80 r8:80287e08 r7:ec059e60 r6:85930e00 r5:8582bc00 [ 1349.463303][ T32] r4:00000001 [ 1349.463322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.463359][ T32] Exception stack(0xec055fb0 to 0xec055ff8) [ 1349.463399][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.463433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.463489][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.463536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.463562][ T32] r4:84722fc0 [ 1349.463923][ T32] INFO: task kworker/1:941:5876 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.463960][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.464053][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.464164][ T32] Call trace: [ 1349.485347][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.485448][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.485476][ T32] r4:00000000 [ 1349.485498][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.485547][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.485586][ T32] 9d20: d3df4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.485618][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.485646][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.485673][ T32] r5:80070113 r4:80239bb0 [ 1349.485792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.485863][ T32] r4:82ac21e4 [ 1349.486109][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.486305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.486370][ T32] r4:eaf29dc0 [ 1349.486610][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.486672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.486697][ T32] r4:00000000 [ 1349.486719][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.486864][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.486894][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.486945][ T32] r5:00001000 r4:dfd17000 [ 1349.486990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.487051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.487102][ T32] r5:852bd78c r4:852bd400 [ 1349.487151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.487207][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.487230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.487300][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.487326][ T32] r4:8530ac00 [ 1349.487375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.487430][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.487483][ T32] r4:00000001 [ 1349.487518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.487563][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.487596][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.487628][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.487657][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.487688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.487710][ T32] r4:852cfa40 [ 1349.487763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.487809][ T32] INFO: task kworker/1:942:5879 blocked for more than 475 seconds. [ 1349.487844][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.487871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.487952][ T32] task:kworker/1:942 state:D stack:0 pid:5879 tgid:5879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.488064][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.488144][ T32] Call trace: [ 1349.488207][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.488261][ T32] r10:8291a684 r9:ec061d84 r8:00000002 r7:60000113 r6:ec061d8c r5:850cbc00 [ 1349.488314][ T32] r4:850cbc00 [ 1349.488340][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.488387][ T32] r5:850cbc00 r4:8291a680 [ 1349.488406][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.488448][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.488496][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec061e08 [ 1349.488519][ T32] r4:00000000 [ 1349.488538][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.488575][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.488612][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.488657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972280 [ 1349.488708][ T32] r4:00000000 [ 1349.488732][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.488788][ T32] r9:83018205 r8:850cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.488810][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.488857][ T32] r5:00001000 r4:eb9c7000 [ 1349.488876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.488917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.488961][ T32] r5:8580a38c r4:8580a000 [ 1349.488982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.489032][ T32] r7:ddde2d80 r6:83018200 r5:8580a38c r4:85930e80 [ 1349.489053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.489103][ T32] r10:61c88647 r9:850cbc00 r8:85930eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.489125][ T32] r4:85930e80 [ 1349.489158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.489239][ T32] r10:00000000 r9:85930e80 r8:80287e08 r7:ec059e60 r6:85930f00 r5:850cbc00 [ 1349.489265][ T32] r4:00000001 [ 1349.489284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.489349][ T32] Exception stack(0xec061fb0 to 0xec061ff8) [ 1349.489381][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.489413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.489441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.489472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.489493][ T32] r4:84972140 [ 1349.490290][ T32] INFO: task kworker/1:942:5879 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.490357][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.490453][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.490498][ T32] Call trace: [ 1349.490527][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.490586][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.490610][ T32] r4:00000000 [ 1349.490629][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.490670][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.490701][ T32] 9d20: d3df4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.490779][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.490851][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.490882][ T32] r5:80070113 r4:80239bb0 [ 1349.490904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.490978][ T32] r4:82ac21e4 [ 1349.491003][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.491051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.491073][ T32] r4:eaf29dc0 [ 1349.491092][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.491152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.491180][ T32] r4:00000000 [ 1349.491200][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.491249][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.491288][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.491338][ T32] r5:00001000 r4:dfd17000 [ 1349.491359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.491432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.491483][ T32] r5:852bd78c r4:852bd400 [ 1349.491502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.491554][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.491602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.491658][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.491710][ T32] r4:8530ac00 [ 1349.491734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.491796][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.491821][ T32] r4:00000001 [ 1349.491860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.491921][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.491952][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.491982][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.492010][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.492040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.492064][ T32] r4:852cfa40 [ 1349.492083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.492136][ T32] INFO: task kworker/1:943:5881 blocked for more than 475 seconds. [ 1349.492169][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.492194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.492214][ T32] task:kworker/1:943 state:D stack:0 pid:5881 tgid:5881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.492357][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.492402][ T32] Call trace: [ 1349.492461][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.492517][ T32] r10:8291a684 r9:ec065d84 r8:00000002 r7:60000113 r6:ec065d8c r5:85830000 [ 1349.492541][ T32] r4:85830000 [ 1349.492598][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.492648][ T32] r5:85830000 r4:8291a680 [ 1349.492669][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.492711][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.492758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec065e08 [ 1349.492800][ T32] r4:00000000 [ 1349.492821][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.492858][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.492963][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.493012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972480 [ 1349.493037][ T32] r4:00000000 [ 1349.493056][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.493103][ T32] r9:83018205 r8:85830000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1349.493124][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.493169][ T32] r5:00001000 r4:eb9e3000 [ 1349.493189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.493257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.493306][ T32] r5:8580a78c r4:8580a400 [ 1349.493339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.493421][ T32] r7:ddde2d80 r6:83018200 r5:8580a78c r4:85930f80 [ 1349.493445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.493497][ T32] r10:61c88647 r9:85830000 r8:85930fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.493521][ T32] r4:85930f80 [ 1349.493540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.493588][ T32] r10:00000000 r9:85930f80 r8:80287e08 r7:ec061e60 r6:84978000 r5:85830000 [ 1349.493611][ T32] r4:00000001 [ 1349.493632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.493669][ T32] Exception stack(0xec065fb0 to 0xec065ff8) [ 1349.493697][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.493727][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.493757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.493796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.493820][ T32] r4:84972080 [ 1349.515219][ T32] INFO: task kworker/1:943:5881 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.515458][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.515602][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.515714][ T32] Call trace: [ 1349.515823][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.515947][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.515998][ T32] r4:00000000 [ 1349.516042][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.516128][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.516191][ T32] 9d20: d403b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.516255][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.516308][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.516359][ T32] r5:80070113 r4:80239bb0 [ 1349.516472][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.516565][ T32] r4:82ac21e4 [ 1349.516624][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.516725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.516779][ T32] r4:eaf29dc0 [ 1349.516883][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.516980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.517042][ T32] r4:00000000 [ 1349.517161][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.517268][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.517386][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.517489][ T32] r5:00001000 r4:dfd17000 [ 1349.517530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.517611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.517702][ T32] r5:852bd78c r4:852bd400 [ 1349.517747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.517854][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.517900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.518087][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.518144][ T32] r4:8530ac00 [ 1349.518187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.518285][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.518331][ T32] r4:00000001 [ 1349.518432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.518560][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.518623][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.518686][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.518776][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.518877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.518930][ T32] r4:852cfa40 [ 1349.518979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.519036][ T32] INFO: task kworker/1:944:5883 blocked for more than 476 seconds. [ 1349.519102][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.519154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.519261][ T32] task:kworker/1:944 state:D stack:0 pid:5883 tgid:5883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.519359][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.519436][ T32] Call trace: [ 1349.519569][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.519665][ T32] r10:8291a684 r9:ec069d84 r8:00000002 r7:60000113 r6:ec069d8c r5:85830c00 [ 1349.519707][ T32] r4:85830c00 [ 1349.519745][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.519836][ T32] r5:85830c00 r4:8291a680 [ 1349.519872][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.519962][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.520049][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec069e08 [ 1349.520090][ T32] r4:00000000 [ 1349.520126][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.520206][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.520276][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.520376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972600 [ 1349.520431][ T32] r4:00000000 [ 1349.520466][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.520547][ T32] r9:83018205 r8:85830c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1349.520584][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.520659][ T32] r5:00001000 r4:eba01000 [ 1349.520710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.520823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.520907][ T32] r5:8580ab8c r4:8580a800 [ 1349.520943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.521030][ T32] r7:ddde2d80 r6:83018200 r5:8580ab8c r4:84978080 [ 1349.521069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.521177][ T32] r10:61c88647 r9:85830c00 r8:849780ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.521223][ T32] r4:84978080 [ 1349.521258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.521343][ T32] r10:00000000 r9:84978080 r8:80287e08 r7:ec065e60 r6:84978100 r5:85830c00 [ 1349.521384][ T32] r4:00000001 [ 1349.521418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.521484][ T32] Exception stack(0xec069fb0 to 0xec069ff8) [ 1349.521568][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.521626][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.521676][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.521729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.521775][ T32] r4:84972300 [ 1349.522882][ T32] INFO: task kworker/1:944:5883 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.522950][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.523124][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.523231][ T32] Call trace: [ 1349.523293][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.523390][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.523464][ T32] r4:00000000 [ 1349.523507][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.523610][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.523699][ T32] 9d20: d403b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.523759][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.523819][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.523864][ T32] r5:80070113 r4:80239bb0 [ 1349.523900][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.523973][ T32] r4:82ac21e4 [ 1349.524009][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.524089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.524129][ T32] r4:eaf29dc0 [ 1349.524164][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.554895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.555049][ T32] r4:00000000 [ 1349.555098][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.555226][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.555272][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.555381][ T32] r5:00001000 r4:dfd17000 [ 1349.555426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.555506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.555591][ T32] r5:852bd78c r4:852bd400 [ 1349.555661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.555763][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.555814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.555917][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.555994][ T32] r4:8530ac00 [ 1349.556043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.556139][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.556185][ T32] r4:00000001 [ 1349.556224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.556299][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.556359][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.556438][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.556497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.556583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.556632][ T32] r4:852cfa40 [ 1349.556679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.556750][ T32] INFO: task kworker/1:945:5885 blocked for more than 476 seconds. [ 1349.556820][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.556871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.556914][ T32] task:kworker/1:945 state:D stack:0 pid:5885 tgid:5885 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.557018][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.557102][ T32] Call trace: [ 1349.557206][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.557308][ T32] r10:8291a684 r9:ec06dd84 r8:00000002 r7:60000113 r6:ec06dd8c r5:85831800 [ 1349.557353][ T32] r4:85831800 [ 1349.557393][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.557476][ T32] r5:85831800 r4:8291a680 [ 1349.557515][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.557650][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.557754][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec06de08 [ 1349.557844][ T32] r4:00000000 [ 1349.557886][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.557957][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.558031][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.558119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972780 [ 1349.558164][ T32] r4:00000000 [ 1349.558201][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.558295][ T32] r9:83018205 r8:85831800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1349.558351][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.558482][ T32] r5:00001000 r4:ebb97000 [ 1349.558545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.558636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.558721][ T32] r5:8580af8c r4:8580ac00 [ 1349.558799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.558891][ T32] r7:ddde2d80 r6:83018200 r5:8580af8c r4:84978180 [ 1349.558930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.559023][ T32] r10:61c88647 r9:85831800 r8:849781ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.559068][ T32] r4:84978180 [ 1349.559105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.559198][ T32] r10:00000000 r9:84978180 r8:80287e08 r7:ec069e60 r6:84978200 r5:85831800 [ 1349.559242][ T32] r4:00000001 [ 1349.559363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.559511][ T32] Exception stack(0xec06dfb0 to 0xec06dff8) [ 1349.559573][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.559631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.559687][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.559744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.559822][ T32] r4:84972400 [ 1349.561124][ T32] INFO: task kworker/1:945:5885 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.561218][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.561333][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.561478][ T32] Call trace: [ 1349.561538][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.561665][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.561715][ T32] r4:00000000 [ 1349.561755][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.561871][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.561933][ T32] 9d20: d4434000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.561991][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.562077][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.562191][ T32] r5:80070113 r4:80239bb0 [ 1349.562235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.562315][ T32] r4:82ac21e4 [ 1349.562356][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.562516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.562573][ T32] r4:eaf29dc0 [ 1349.562613][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.562699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.562764][ T32] r4:00000000 [ 1349.562815][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.562925][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.563061][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.563150][ T32] r5:00001000 r4:dfd17000 [ 1349.563190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.563267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.563411][ T32] r5:852bd78c r4:852bd400 [ 1349.563455][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.563549][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.563635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.563778][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.563829][ T32] r4:8530ac00 [ 1349.563870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.563991][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.564054][ T32] r4:00000001 [ 1349.564097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.564170][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.589093][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.589279][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.589337][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.589402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.589475][ T32] r4:852cfa40 [ 1349.589561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.589622][ T32] INFO: task kworker/1:946:5888 blocked for more than 476 seconds. [ 1349.589686][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.589803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.589853][ T32] task:kworker/1:946 state:D stack:0 pid:5888 tgid:5888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.590008][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.590152][ T32] Call trace: [ 1349.590248][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.590359][ T32] r10:8291a684 r9:ec071d84 r8:00000002 r7:60000113 r6:ec071d8c r5:85832400 [ 1349.590436][ T32] r4:85832400 [ 1349.590483][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.590568][ T32] r5:85832400 r4:8291a680 [ 1349.590607][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.590685][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.590807][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec071e08 [ 1349.590855][ T32] r4:00000000 [ 1349.590922][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.590998][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.591076][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.591192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593f400 [ 1349.591241][ T32] r4:00000000 [ 1349.591280][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.591396][ T32] r9:83018205 r8:85832400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1349.591502][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.591589][ T32] r5:00001000 r4:ebdcd000 [ 1349.591630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.591709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.591826][ T32] r5:85944b8c r4:85944800 [ 1349.591870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.591965][ T32] r7:ddde2d80 r6:83018200 r5:85944b8c r4:84978280 [ 1349.592006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.592100][ T32] r10:61c88647 r9:85832400 r8:849782ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.592145][ T32] r4:84978280 [ 1349.592208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.592307][ T32] r10:00000000 r9:84978280 r8:80287e08 r7:ec06de60 r6:84978300 r5:85832400 [ 1349.592371][ T32] r4:00000001 [ 1349.592417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.592507][ T32] Exception stack(0xec071fb0 to 0xec071ff8) [ 1349.592566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.592623][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.592675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.592732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.592811][ T32] r4:84972580 [ 1349.594184][ T32] INFO: task kworker/1:946:5888 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.605341][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.605525][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.605654][ T32] Call trace: [ 1349.605724][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.605873][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.605928][ T32] r4:00000000 [ 1349.606001][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.606098][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.606159][ T32] 9d20: d4812000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.606278][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.606341][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.606390][ T32] r5:80070113 r4:80239bb0 [ 1349.606475][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.606570][ T32] r4:82ac21e4 [ 1349.606610][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.606697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.606765][ T32] r4:eaf29dc0 [ 1349.606836][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.606951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.607026][ T32] r4:00000000 [ 1349.607073][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.607166][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.607209][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.607322][ T32] r5:00001000 r4:dfd17000 [ 1349.607367][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.607447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.607562][ T32] r5:852bd78c r4:852bd400 [ 1349.607606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.607702][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.607812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.607912][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.608005][ T32] r4:8530ac00 [ 1349.608053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.608149][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.608225][ T32] r4:00000001 [ 1349.608271][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.608344][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.608397][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.608454][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.608508][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.608567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.608611][ T32] r4:852cfa40 [ 1349.608654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.608738][ T32] INFO: task kworker/1:947:5889 blocked for more than 476 seconds. [ 1349.608807][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.608854][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.608898][ T32] task:kworker/1:947 state:D stack:0 pid:5889 tgid:5889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.609000][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.609119][ T32] Call trace: [ 1349.609201][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.609299][ T32] r10:8291a684 r9:ec075d84 r8:00000002 r7:60000013 r6:ec075d8c r5:85833000 [ 1349.609344][ T32] r4:85833000 [ 1349.609383][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.609467][ T32] r5:85833000 r4:8291a680 [ 1349.609505][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.609582][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.609668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec075e08 [ 1349.609711][ T32] r4:00000000 [ 1349.609755][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.609866][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.610007][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.610098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849728c0 [ 1349.610174][ T32] r4:00000000 [ 1349.610246][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.610339][ T32] r9:83018205 r8:85833000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1349.610381][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.610463][ T32] r5:00001000 r4:ebba9000 [ 1349.610531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.610614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.610696][ T32] r5:8580b38c r4:8580b000 [ 1349.610735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.610857][ T32] r7:ddde2d80 r6:83018200 r5:8580b38c r4:84978380 [ 1349.610896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.611005][ T32] r10:61c88647 r9:85833000 r8:849783ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.611067][ T32] r4:84978380 [ 1349.611104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.611228][ T32] r10:00000000 r9:84978380 r8:80287e08 r7:ec071e60 r6:84978400 r5:85833000 [ 1349.611276][ T32] r4:00000001 [ 1349.611316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.611387][ T32] Exception stack(0xec075fb0 to 0xec075ff8) [ 1349.611440][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.611497][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.611549][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.611610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.611672][ T32] r4:84972940 [ 1349.612994][ T32] INFO: task kworker/1:947:5889 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.613061][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.613169][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.613250][ T32] Call trace: [ 1349.613346][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.613447][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.613492][ T32] r4:00000000 [ 1349.613545][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.613629][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.613688][ T32] 9d20: d4812000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.613745][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.613805][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.613855][ T32] r5:80070113 r4:80239bb0 [ 1349.613894][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.613970][ T32] r4:82ac21e4 [ 1349.614008][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.614094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.636852][ T32] r4:eaf29dc0 [ 1349.637042][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.637173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.637219][ T32] r4:00000000 [ 1349.637263][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.637357][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.637400][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.637489][ T32] r5:00001000 r4:dfd17000 [ 1349.637528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.637606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.637725][ T32] r5:852bd78c r4:852bd400 [ 1349.637796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.637921][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.637967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.638065][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.638155][ T32] r4:8530ac00 [ 1349.638261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.638359][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.638403][ T32] r4:00000001 [ 1349.638459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.638539][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.638600][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.638657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.638777][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.638885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.638934][ T32] r4:852cfa40 [ 1349.638979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.639065][ T32] INFO: task kworker/1:948:5891 blocked for more than 476 seconds. [ 1349.639235][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.639360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.639409][ T32] task:kworker/1:948 state:D stack:0 pid:5891 tgid:5891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.639552][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.639661][ T32] Call trace: [ 1349.639726][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.639836][ T32] r10:8291a684 r9:ec079d84 r8:00000002 r7:60000113 r6:ec079d8c r5:85833c00 [ 1349.639882][ T32] r4:85833c00 [ 1349.639954][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.640045][ T32] r5:85833c00 r4:8291a680 [ 1349.640087][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.640197][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.640287][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec079e08 [ 1349.640338][ T32] r4:00000000 [ 1349.640380][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.640448][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.640517][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.640666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972a00 [ 1349.640729][ T32] r4:00000000 [ 1349.640812][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.640923][ T32] r9:83018205 r8:85833c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1349.640999][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.641090][ T32] r5:00001000 r4:ebbbb000 [ 1349.641129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.641209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.641322][ T32] r5:8580b78c r4:8580b400 [ 1349.641365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.641454][ T32] r7:ddde2d80 r6:83018200 r5:8580b78c r4:84978480 [ 1349.641495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.641588][ T32] r10:61c88647 r9:85833c00 r8:849784ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.641655][ T32] r4:84978480 [ 1349.641698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.641796][ T32] r10:00000000 r9:84978480 r8:80287e08 r7:ec071e60 r6:84978500 r5:85833c00 [ 1349.641842][ T32] r4:00000001 [ 1349.641880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.641950][ T32] Exception stack(0xec079fb0 to 0xec079ff8) [ 1349.642004][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.642093][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.642154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.642212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.642255][ T32] r4:84972580 [ 1349.643593][ T32] INFO: task kworker/1:948:5891 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.643668][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.643823][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.643906][ T32] Call trace: [ 1349.644032][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.644247][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.675301][ T32] r4:00000000 [ 1349.675383][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.675506][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.675601][ T32] 9d20: d510a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.675665][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.675748][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.675820][ T32] r5:80070113 r4:80239bb0 [ 1349.675859][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.675944][ T32] r4:82ac21e4 [ 1349.675983][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.676070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.676113][ T32] r4:eaf29dc0 [ 1349.676150][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.676264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.676313][ T32] r4:00000000 [ 1349.676352][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.676450][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.676524][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.676615][ T32] r5:00001000 r4:dfd17000 [ 1349.676654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.676732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.676824][ T32] r5:852bd78c r4:852bd400 [ 1349.676864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.676954][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.676996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.677092][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.677135][ T32] r4:8530ac00 [ 1349.677172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.677262][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.677305][ T32] r4:00000001 [ 1349.677343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.677414][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.677531][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.677593][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.677648][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.677705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.677749][ T32] r4:852cfa40 [ 1349.677804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.677885][ T32] INFO: task kworker/1:949:5893 blocked for more than 476 seconds. [ 1349.677958][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.678014][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.678154][ T32] task:kworker/1:949 state:D stack:0 pid:5893 tgid:5893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.678269][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.678359][ T32] Call trace: [ 1349.678521][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.678626][ T32] r10:8291a684 r9:ec885d84 r8:00000002 r7:60000113 r6:ec885d8c r5:85834800 [ 1349.678670][ T32] r4:85834800 [ 1349.678708][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.678824][ T32] r5:85834800 r4:8291a680 [ 1349.678893][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.678985][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.679083][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec885e08 [ 1349.679155][ T32] r4:00000000 [ 1349.679198][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.679292][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.679396][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.679545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972c00 [ 1349.679595][ T32] r4:00000000 [ 1349.679632][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.679749][ T32] r9:83018205 r8:85834800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1349.679803][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.679885][ T32] r5:00001000 r4:ebca7000 [ 1349.679921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.679999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.680096][ T32] r5:8580bb8c r4:8580b800 [ 1349.680138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.680232][ T32] r7:ddde2d80 r6:83018200 r5:8580bb8c r4:84978580 [ 1349.680272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.680391][ T32] r10:61c88647 r9:85834800 r8:849785ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.680476][ T32] r4:84978580 [ 1349.680537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.680665][ T32] r10:00000000 r9:84978580 r8:80287e08 r7:ec071e60 r6:84978600 r5:85834800 [ 1349.680758][ T32] r4:00000001 [ 1349.680807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.680877][ T32] Exception stack(0xec885fb0 to 0xec885ff8) [ 1349.680929][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.680984][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.681038][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.681103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.681154][ T32] r4:84972a80 [ 1349.682480][ T32] INFO: task kworker/1:949:5893 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.682549][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.682655][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.682735][ T32] Call trace: [ 1349.682828][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.682929][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.682977][ T32] r4:00000000 [ 1349.683017][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.683095][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.683151][ T32] 9d20: d510a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.683206][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.683256][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.683304][ T32] r5:80070113 r4:80239bb0 [ 1349.683343][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.683451][ T32] r4:82ac21e4 [ 1349.683496][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.683624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.683683][ T32] r4:eaf29dc0 [ 1349.683723][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.683815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.683858][ T32] r4:00000000 [ 1349.683898][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.683984][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.684025][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.684109][ T32] r5:00001000 r4:dfd17000 [ 1349.684192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.709253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.709413][ T32] r5:852bd78c r4:852bd400 [ 1349.709456][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.709595][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.709647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.709745][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.709800][ T32] r4:8530ac00 [ 1349.709840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.709935][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.709980][ T32] r4:00000001 [ 1349.710019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.710254][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.710358][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.710474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.710555][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.710640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.710698][ T32] r4:852cfa40 [ 1349.710784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.710854][ T32] INFO: task kworker/1:950:5894 blocked for more than 476 seconds. [ 1349.710930][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.710994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.711067][ T32] task:kworker/1:950 state:D stack:0 pid:5894 tgid:5894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.711206][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.711409][ T32] Call trace: [ 1349.711697][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.711855][ T32] r10:8291a684 r9:ec889d84 r8:00000002 r7:60000113 r6:ec889d8c r5:85835400 [ 1349.711901][ T32] r4:85835400 [ 1349.711943][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.712032][ T32] r5:85835400 r4:8291a680 [ 1349.712072][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.712147][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.712227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec889e08 [ 1349.712272][ T32] r4:00000000 [ 1349.712329][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.712405][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.712480][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.712561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972d40 [ 1349.712603][ T32] r4:00000000 [ 1349.712667][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.712782][ T32] r9:83018205 r8:85835400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1349.712826][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.712918][ T32] r5:00001000 r4:ebcb9000 [ 1349.712979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.713060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.713206][ T32] r5:8580bf8c r4:8580bc00 [ 1349.713248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.713337][ T32] r7:ddde2d80 r6:83018200 r5:8580bf8c r4:84978680 [ 1349.713375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.713465][ T32] r10:61c88647 r9:85835400 r8:849786ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.713508][ T32] r4:84978680 [ 1349.713586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.713685][ T32] r10:00000000 r9:84978680 r8:80287e08 r7:ec071e60 r6:84978700 r5:85835400 [ 1349.713728][ T32] r4:00000001 [ 1349.713772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.713842][ T32] Exception stack(0xec889fb0 to 0xec889ff8) [ 1349.713895][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.713950][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.714003][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.714091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.714137][ T32] r4:84972bc0 [ 1349.733163][ T32] INFO: task kworker/1:950:5894 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.733407][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.733545][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.733654][ T32] Call trace: [ 1349.733715][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.733831][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.733947][ T32] r4:00000000 [ 1349.734063][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.743025][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.743546][ T32] 9d20: d544d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.743626][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.743677][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.743728][ T32] r5:80070113 r4:80239bb0 [ 1349.743864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.743996][ T32] r4:82ac21e4 [ 1349.744042][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.754992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.755185][ T32] r4:eaf29dc0 [ 1349.755237][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.755357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.755401][ T32] r4:00000000 [ 1349.755439][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.755534][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.755576][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.755665][ T32] r5:00001000 r4:dfd17000 [ 1349.755705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.755795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.755877][ T32] r5:852bd78c r4:852bd400 [ 1349.755915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.756009][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.756052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.756142][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.756183][ T32] r4:8530ac00 [ 1349.756245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.756422][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.756628][ T32] r4:00000001 [ 1349.756689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.756791][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.756855][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.757014][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.757110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.757259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.757465][ T32] r4:852cfa40 [ 1349.757626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.757759][ T32] INFO: task kworker/1:951:5896 blocked for more than 476 seconds. [ 1349.757829][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.757878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.757919][ T32] task:kworker/1:951 state:D stack:0 pid:5896 tgid:5896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.758100][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.758183][ T32] Call trace: [ 1349.758250][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.758529][ T32] r10:8291a684 r9:ec88dd84 r8:00000002 r7:60000113 r6:ec88dd8c r5:85836c00 [ 1349.758617][ T32] r4:85836c00 [ 1349.758661][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.758782][ T32] r5:85836c00 r4:8291a680 [ 1349.758824][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.759005][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.759238][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec88de08 [ 1349.759285][ T32] r4:00000000 [ 1349.759322][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.759389][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.759456][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.759535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849eb440 [ 1349.759577][ T32] r4:00000000 [ 1349.759612][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.759697][ T32] r9:83018205 r8:85836c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1349.759738][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.759828][ T32] r5:00001000 r4:ebd25000 [ 1349.759865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.759938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.760021][ T32] r5:8594438c r4:85944000 [ 1349.760109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.760199][ T32] r7:ddde2d80 r6:83018200 r5:8594438c r4:84978780 [ 1349.760237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.760576][ T32] r10:61c88647 r9:85836c00 r8:849787ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.760654][ T32] r4:84978780 [ 1349.760752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.760876][ T32] r10:00000000 r9:84978780 r8:80287e08 r7:ec071e60 r6:84978800 r5:85836c00 [ 1349.761007][ T32] r4:00000001 [ 1349.761052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.761122][ T32] Exception stack(0xec88dfb0 to 0xec88dff8) [ 1349.761173][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.761226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.761280][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.761335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.761375][ T32] r4:84972bc0 [ 1349.762693][ T32] INFO: task kworker/1:951:5896 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.762806][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.763056][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.763161][ T32] Call trace: [ 1349.763255][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.763362][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.763409][ T32] r4:00000000 [ 1349.763533][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.763644][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.763710][ T32] 9d20: d570d000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.763778][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.763850][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.763954][ T32] r5:80070113 r4:80239bb0 [ 1349.764109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.785425][ T32] r4:82ac21e4 [ 1349.785605][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.785736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.785978][ T32] r4:eaf29dc0 [ 1349.786027][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.786118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.786161][ T32] r4:00000000 [ 1349.786357][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.786458][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.786649][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.786870][ T32] r5:00001000 r4:dfd17000 [ 1349.787022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.787109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.787360][ T32] r5:852bd78c r4:852bd400 [ 1349.787405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.787497][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.787653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.787861][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.787974][ T32] r4:8530ac00 [ 1349.788029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.788171][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.788219][ T32] r4:00000001 [ 1349.788290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.788379][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.788439][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.788576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.788690][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.788763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.789071][ T32] r4:852cfa40 [ 1349.789122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.789197][ T32] INFO: task kworker/0:427:5898 blocked for more than 476 seconds. [ 1349.789322][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.789381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.789550][ T32] task:kworker/0:427 state:D stack:0 pid:5898 tgid:5898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.789858][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.789966][ T32] Call trace: [ 1349.790031][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.790129][ T32] r10:8291a684 r9:ec891d84 r8:00000002 r7:60000113 r6:ec891d8c r5:85838c00 [ 1349.790172][ T32] r4:85838c00 [ 1349.790212][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.790476][ T32] r5:85838c00 r4:8291a680 [ 1349.790566][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.790670][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.790791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec891e08 [ 1349.790840][ T32] r4:00000000 [ 1349.790879][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.790946][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.791026][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.791110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84997680 [ 1349.791154][ T32] r4:00000000 [ 1349.791190][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.791276][ T32] r9:83018005 r8:85838c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1349.791317][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.791397][ T32] r5:00001000 r4:ebdf1000 [ 1349.791434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.791506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.791588][ T32] r5:858b578c r4:858b5400 [ 1349.791643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.791788][ T32] r7:dddced80 r6:83018000 r5:858b578c r4:849ed780 [ 1349.791836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.791927][ T32] r10:61c88647 r9:85838c00 r8:849ed7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.791975][ T32] r4:849ed780 [ 1349.792015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.792102][ T32] r10:00000000 r9:849ed780 r8:80287e08 r7:ebce5e60 r6:84978880 r5:85838c00 [ 1349.792175][ T32] r4:00000001 [ 1349.792219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.792293][ T32] Exception stack(0xec891fb0 to 0xec891ff8) [ 1349.792344][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.792396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.792448][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.792508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.792601][ T32] r4:849973c0 [ 1349.793929][ T32] INFO: task kworker/0:427:5898 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.794001][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.794113][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.815533][ T32] Call trace: [ 1349.815617][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.815761][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.815811][ T32] r4:00000000 [ 1349.815851][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.815934][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.816029][ T32] 9d20: d5a16000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.816097][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.816147][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.816195][ T32] r5:80070113 r4:80239bb0 [ 1349.816264][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.816393][ T32] r4:82ac21e4 [ 1349.816437][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.816524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.816567][ T32] r4:eaf29dc0 [ 1349.816633][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.816725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.816775][ T32] r4:00000000 [ 1349.816814][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.816922][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.816968][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.817058][ T32] r5:00001000 r4:dfd17000 [ 1349.817127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.817209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.817291][ T32] r5:852bd78c r4:852bd400 [ 1349.817331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.817423][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.817462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.817609][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.817708][ T32] r4:8530ac00 [ 1349.817762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.817855][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.817949][ T32] r4:00000001 [ 1349.817993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.818070][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.818152][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.818267][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.818333][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.818450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.818499][ T32] r4:852cfa40 [ 1349.818545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.818597][ T32] INFO: task kworker/1:952:5901 blocked for more than 476 seconds. [ 1349.818665][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.818712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.818798][ T32] task:kworker/1:952 state:D stack:0 pid:5901 tgid:5901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.818927][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.819011][ T32] Call trace: [ 1349.819070][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.819193][ T32] r10:8291a684 r9:ec899d84 r8:00000002 r7:60000013 r6:ec899d8c r5:85839800 [ 1349.819241][ T32] r4:85839800 [ 1349.819347][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.819434][ T32] r5:85839800 r4:8291a680 [ 1349.819486][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.819570][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.819654][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec899e08 [ 1349.819698][ T32] r4:00000000 [ 1349.819735][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.819811][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.819916][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.820007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593f0c0 [ 1349.820051][ T32] r4:00000000 [ 1349.820089][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.820175][ T32] r9:83018205 r8:85839800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1349.820214][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.820293][ T32] r5:00001000 r4:ebd3f000 [ 1349.820398][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.820480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.820601][ T32] r5:8594478c r4:85944400 [ 1349.820677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.820780][ T32] r7:ddde2d80 r6:83018200 r5:8594478c r4:84978900 [ 1349.820821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.820915][ T32] r10:61c88647 r9:85839800 r8:8497892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.820959][ T32] r4:84978900 [ 1349.821059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.821165][ T32] r10:00000000 r9:84978900 r8:80287e08 r7:ec071e60 r6:84978980 r5:85839800 [ 1349.821213][ T32] r4:00000001 [ 1349.821250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.821323][ T32] Exception stack(0xec899fb0 to 0xec899ff8) [ 1349.821374][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.821429][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.821481][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.821537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.821579][ T32] r4:8593f100 [ 1349.822905][ T32] INFO: task kworker/1:952:5901 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.822975][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.823088][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.823167][ T32] Call trace: [ 1349.823263][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.823368][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.823412][ T32] r4:00000000 [ 1349.823450][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.823526][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.823580][ T32] 9d20: d5a16000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.823637][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.823752][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.823806][ T32] r5:80070113 r4:80239bb0 [ 1349.823848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.823954][ T32] r4:82ac21e4 [ 1349.823999][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.824087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.824205][ T32] r4:eaf29dc0 [ 1349.850341][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.850504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.850616][ T32] r4:00000000 [ 1349.850664][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.850798][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.850874][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.850968][ T32] r5:00001000 r4:dfd17000 [ 1349.851011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.851089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.851173][ T32] r5:852bd78c r4:852bd400 [ 1349.851211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.851305][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.851345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.851435][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.851478][ T32] r4:8530ac00 [ 1349.851517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.851606][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.851648][ T32] r4:00000001 [ 1349.851704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.851825][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.851891][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.851951][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.852008][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.852092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.852151][ T32] r4:852cfa40 [ 1349.852226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.852289][ T32] INFO: task kworker/1:953:5903 blocked for more than 476 seconds. [ 1349.852350][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.852397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.852471][ T32] task:kworker/1:953 state:D stack:0 pid:5903 tgid:5903 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.852643][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.852804][ T32] Call trace: [ 1349.852863][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.852964][ T32] r10:8291a684 r9:ec89dd84 r8:00000002 r7:60000113 r6:ec89dd8c r5:8583b000 [ 1349.853030][ T32] r4:8583b000 [ 1349.853074][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.853158][ T32] r5:8583b000 r4:8291a680 [ 1349.853258][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.853340][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.853424][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec89de08 [ 1349.853468][ T32] r4:00000000 [ 1349.853503][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.853570][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.853669][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.853766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593f680 [ 1349.853842][ T32] r4:00000000 [ 1349.853888][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.853975][ T32] r9:83018205 r8:8583b000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1349.854020][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.854101][ T32] r5:00001000 r4:ebea5000 [ 1349.854218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.874994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.875156][ T32] r5:85945f8c r4:85945c00 [ 1349.875199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.875293][ T32] r7:ddde2d80 r6:83018200 r5:85945f8c r4:84978a00 [ 1349.875335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.875461][ T32] r10:61c88647 r9:8583b000 r8:84978a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.875514][ T32] r4:84978a00 [ 1349.875553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.875674][ T32] r10:00000000 r9:84978a00 r8:80287e08 r7:ec071e60 r6:84978a80 r5:8583b000 [ 1349.875756][ T32] r4:00000001 [ 1349.875802][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.875877][ T32] Exception stack(0xec89dfb0 to 0xec89dff8) [ 1349.875935][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.875991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.876045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.876105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.876148][ T32] r4:8593f280 [ 1349.877410][ T32] INFO: task kworker/1:953:5903 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.877500][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.877797][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.877881][ T32] Call trace: [ 1349.878061][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.878171][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.878271][ T32] r4:00000000 [ 1349.878317][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.878396][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.878453][ T32] 9d20: d5f6e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.878539][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.878596][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.878654][ T32] r5:80070113 r4:80239bb0 [ 1349.878692][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.878853][ T32] r4:82ac21e4 [ 1349.878901][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.879007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.879056][ T32] r4:eaf29dc0 [ 1349.879096][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.879182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.879256][ T32] r4:00000000 [ 1349.879337][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.879433][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.879535][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.879628][ T32] r5:00001000 r4:dfd17000 [ 1349.879669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.879756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.879840][ T32] r5:852bd78c r4:852bd400 [ 1349.879877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.879969][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.880012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.880121][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.880171][ T32] r4:8530ac00 [ 1349.880242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.880369][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.880418][ T32] r4:00000001 [ 1349.880500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.880577][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.880630][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.880686][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.880738][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.880813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.880858][ T32] r4:852cfa40 [ 1349.880897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.880977][ T32] INFO: task kworker/0:428:5905 blocked for more than 476 seconds. [ 1349.881044][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.881092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.881134][ T32] task:kworker/0:428 state:D stack:0 pid:5905 tgid:5905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.881220][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.881351][ T32] Call trace: [ 1349.881415][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.881508][ T32] r10:8291a684 r9:ec8a1d84 r8:00000002 r7:60000113 r6:ec8a1d8c r5:8583a400 [ 1349.881567][ T32] r4:8583a400 [ 1349.881612][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.881805][ T32] r5:8583a400 r4:8291a680 [ 1349.881879][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.881962][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.882079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a1e08 [ 1349.882126][ T32] r4:00000000 [ 1349.882165][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.882235][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.882303][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.882385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a3e00 [ 1349.882429][ T32] r4:00000000 [ 1349.882465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.882550][ T32] r9:83018005 r8:8583a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1349.882591][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.882703][ T32] r5:00001000 r4:ebff9000 [ 1349.882783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.882864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.882946][ T32] r5:858b638c r4:858b6000 [ 1349.882987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.883109][ T32] r7:dddced80 r6:83018000 r5:858b638c r4:849ed800 [ 1349.883154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.883261][ T32] r10:61c88647 r9:8583a400 r8:849ed82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.883310][ T32] r4:849ed800 [ 1349.883348][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.883437][ T32] r10:00000000 r9:849ed800 r8:80287e08 r7:ebce5e60 r6:84978b00 r5:8583a400 [ 1349.883511][ T32] r4:00000001 [ 1349.883553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.883623][ T32] Exception stack(0xec8a1fb0 to 0xec8a1ff8) [ 1349.883739][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.883811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.883863][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.883940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.883999][ T32] r4:84997500 [ 1349.911951][ T32] INFO: task kworker/0:428:5905 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.912179][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.912317][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.912447][ T32] Call trace: [ 1349.912515][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.912626][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.912674][ T32] r4:00000000 [ 1349.912715][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.912855][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.912927][ T32] 9d20: d6310000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.912985][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.913066][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.913185][ T32] r5:80070113 r4:80239bb0 [ 1349.913240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.913326][ T32] r4:82ac21e4 [ 1349.913368][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.913454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.913496][ T32] r4:eaf29dc0 [ 1349.913566][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.913657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.913722][ T32] r4:00000000 [ 1349.913773][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.913865][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.913907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.913989][ T32] r5:00001000 r4:dfd17000 [ 1349.914032][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.914109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.932953][ T32] r5:852bd78c r4:852bd400 [ 1349.933035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.933173][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.933248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.933355][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.933398][ T32] r4:8530ac00 [ 1349.933437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.933531][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.933608][ T32] r4:00000001 [ 1349.933653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.933729][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.933797][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.933853][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.933941][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.934005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.934079][ T32] r4:852cfa40 [ 1349.934308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.940393][ T32] INFO: task kworker/1:954:5906 blocked for more than 476 seconds. [ 1349.940503][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.940572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.940631][ T32] task:kworker/1:954 state:D stack:0 pid:5906 tgid:5906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.940825][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.940964][ T32] Call trace: [ 1349.941044][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.941200][ T32] r10:8291a684 r9:ec8a9d84 r8:00000002 r7:60000013 r6:ec8a9d8c r5:8583c800 [ 1349.941297][ T32] r4:8583c800 [ 1349.941359][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.941470][ T32] r5:8583c800 r4:8291a680 [ 1349.941522][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.941641][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.941755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a9e08 [ 1349.941823][ T32] r4:00000000 [ 1349.941872][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.941960][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.942058][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.942164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593f6c0 [ 1349.942221][ T32] r4:00000000 [ 1349.942274][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.942391][ T32] r9:83018205 r8:8583c800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.942450][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.942553][ T32] r5:00001000 r4:ebe0d000 [ 1349.942602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.942699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.942842][ T32] r5:85944f8c r4:85944c00 [ 1349.942894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.943012][ T32] r7:ddde2d80 r6:83018200 r5:85944f8c r4:84978b80 [ 1349.943068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.943185][ T32] r10:61c88647 r9:8583c800 r8:84978bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.943241][ T32] r4:84978b80 [ 1349.943294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.943412][ T32] r10:00000000 r9:84978b80 r8:80287e08 r7:ec89de60 r6:84978c00 r5:8583c800 [ 1349.943490][ T32] r4:00000001 [ 1349.943550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.943647][ T32] Exception stack(0xec8a9fb0 to 0xec8a9ff8) [ 1349.943720][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.943831][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.943907][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.943983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.944041][ T32] r4:8593f540 [ 1349.966272][ T32] INFO: task kworker/1:954:5906 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.966530][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.966725][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.966930][ T32] Call trace: [ 1349.967043][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.967180][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.967237][ T32] r4:00000000 [ 1349.967286][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.967379][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.967469][ T32] 9d20: d687f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.967548][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.967610][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.967700][ T32] r5:80070113 r4:80239bb0 [ 1349.967754][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.967862][ T32] r4:82ac21e4 [ 1349.967913][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.968014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.968067][ T32] r4:eaf29dc0 [ 1349.968113][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.968214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.968267][ T32] r4:00000000 [ 1349.968315][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.968538][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.968640][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.968746][ T32] r5:00001000 r4:dfd17000 [ 1349.968808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.968898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.968998][ T32] r5:852bd78c r4:852bd400 [ 1349.969049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.969160][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.969209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.969350][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.969409][ T32] r4:8530ac00 [ 1349.969456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.969566][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.969650][ T32] r4:00000001 [ 1349.969703][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.969804][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.969868][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.969936][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.970023][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.970131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.970189][ T32] r4:852cfa40 [ 1349.970240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.970333][ T32] INFO: task kworker/1:955:5908 blocked for more than 476 seconds. [ 1349.970410][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.970530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.970584][ T32] task:kworker/1:955 state:D stack:0 pid:5908 tgid:5908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.970686][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.970808][ T32] Call trace: [ 1349.970880][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.970993][ T32] r10:8291a684 r9:ec8add84 r8:00000002 r7:60000113 r6:ec8add8c r5:85838000 [ 1349.971049][ T32] r4:85838000 [ 1349.971097][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.971217][ T32] r5:85838000 r4:8291a680 [ 1349.971270][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.971363][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.971463][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ade08 [ 1349.971516][ T32] r4:00000000 [ 1349.971562][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.971644][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.971726][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.971839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593f880 [ 1349.971915][ T32] r4:00000000 [ 1349.971968][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.972101][ T32] r9:83018205 r8:85838000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1349.972158][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.972257][ T32] r5:00001000 r4:ebe2d000 [ 1349.972303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.972393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.972491][ T32] r5:858b5b8c r4:858b5800 [ 1349.972537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.972642][ T32] r7:ddde2d80 r6:83018200 r5:858b5b8c r4:84978c80 [ 1349.972693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.972809][ T32] r10:61c88647 r9:85838000 r8:84978cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.972862][ T32] r4:84978c80 [ 1349.972950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.973065][ T32] r10:00000000 r9:84978c80 r8:80287e08 r7:ec89de60 r6:84978d00 r5:85838000 [ 1349.973117][ T32] r4:00000001 [ 1349.973161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.973244][ T32] Exception stack(0xec8adfb0 to 0xec8adff8) [ 1349.973305][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.973379][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.973452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.973521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.973582][ T32] r4:8593f540 [ 1349.995359][ T32] INFO: task kworker/1:955:5908 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1349.995647][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.995837][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.996007][ T32] Call trace: [ 1349.996089][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.996223][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1349.996284][ T32] r4:00000000 [ 1349.996332][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.996432][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1349.996509][ T32] 9d20: d69b0000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1349.996585][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1349.996652][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1349.996745][ T32] r5:80070113 r4:80239bb0 [ 1349.996827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.996933][ T32] r4:82ac21e4 [ 1349.996985][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.997129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1349.997194][ T32] r4:eaf29dc0 [ 1349.997245][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.997353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1349.997411][ T32] r4:00000000 [ 1349.997464][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.997637][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1349.997702][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.997841][ T32] r5:00001000 r4:dfd17000 [ 1349.997935][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.998041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.998150][ T32] r5:852bd78c r4:852bd400 [ 1349.998198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.998306][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1349.998354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.998462][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.998522][ T32] r4:8530ac00 [ 1349.998570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.998685][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1349.998735][ T32] r4:00000001 [ 1349.998819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.998902][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1349.998969][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.999046][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.999156][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.999238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.999301][ T32] r4:852cfa40 [ 1349.999355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.999424][ T32] INFO: task kworker/1:956:5911 blocked for more than 476 seconds. [ 1349.999530][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.999591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.999637][ T32] task:kworker/1:956 state:D stack:0 pid:5911 tgid:5911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.999743][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.999853][ T32] Call trace: [ 1349.999927][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.000040][ T32] r10:8291a684 r9:ec8a5d84 r8:00000002 r7:60000013 r6:ec8a5d8c r5:8583d400 [ 1350.000094][ T32] r4:8583d400 [ 1350.000139][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.000236][ T32] r5:8583d400 r4:8291a680 [ 1350.000282][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.000386][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.000493][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a5e08 [ 1350.000579][ T32] r4:00000000 [ 1350.000632][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.000716][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.000822][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.000924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593fac0 [ 1350.001005][ T32] r4:00000000 [ 1350.001053][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.001154][ T32] r9:83018205 r8:8583d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.001207][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.001329][ T32] r5:00001000 r4:ebe4d000 [ 1350.001404][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.001505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.001635][ T32] r5:8594538c r4:85945000 [ 1350.001693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.001822][ T32] r7:ddde2d80 r6:83018200 r5:8594538c r4:84978d80 [ 1350.001878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.001997][ T32] r10:61c88647 r9:8583d400 r8:84978dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.002056][ T32] r4:84978d80 [ 1350.002126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.002236][ T32] r10:00000000 r9:84978d80 r8:80287e08 r7:ec89de60 r6:84978e00 r5:8583d400 [ 1350.002290][ T32] r4:00000001 [ 1350.002339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.002448][ T32] Exception stack(0xec8a5fb0 to 0xec8a5ff8) [ 1350.002517][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.002587][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.002654][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.002723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.002850][ T32] r4:8593f940 [ 1350.004093][ T32] INFO: task kworker/1:956:5911 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.034089][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.035168][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.035239][ T32] Call trace: [ 1350.035274][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.035338][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.035365][ T32] r4:00000000 [ 1350.035387][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.035434][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.035507][ T32] 9d20: d6fbb000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.035571][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.035643][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.035748][ T32] r5:80070113 r4:80239bb0 [ 1350.035856][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.035956][ T32] r4:82ac21e4 [ 1350.036005][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.036113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.036205][ T32] r4:eaf29dc0 [ 1350.036256][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.036385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.036444][ T32] r4:00000000 [ 1350.036519][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.036636][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.036725][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.036856][ T32] r5:00001000 r4:dfd17000 [ 1350.036945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.037047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.037207][ T32] r5:852bd78c r4:852bd400 [ 1350.037258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.037363][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.037446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.037587][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.037639][ T32] r4:8530ac00 [ 1350.037686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.037800][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.037982][ T32] r4:00000001 [ 1350.038034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.038112][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.038167][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.038229][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.038292][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.038357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.038438][ T32] r4:852cfa40 [ 1350.038492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.038582][ T32] INFO: task kworker/1:957:5913 blocked for more than 476 seconds. [ 1350.038653][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.038709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.038799][ T32] task:kworker/1:957 state:D stack:0 pid:5913 tgid:5913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.039010][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.039099][ T32] Call trace: [ 1350.039161][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.039252][ T32] r10:8291a684 r9:ec895d84 r8:00000002 r7:60000113 r6:ec895d8c r5:8583e000 [ 1350.039303][ T32] r4:8583e000 [ 1350.039345][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.039454][ T32] r5:8583e000 r4:8291a680 [ 1350.039499][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.039584][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.039677][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec895e08 [ 1350.039722][ T32] r4:00000000 [ 1350.039773][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.039826][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.039898][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.039978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593f940 [ 1350.040036][ T32] r4:00000000 [ 1350.040098][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.040153][ T32] r9:83018205 r8:8583e000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1350.040175][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.040221][ T32] r5:00001000 r4:ebe69000 [ 1350.040241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.040282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.040329][ T32] r5:8594578c r4:85945400 [ 1350.040349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.040399][ T32] r7:ddde2d80 r6:83018200 r5:8594578c r4:84978e80 [ 1350.040434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.040495][ T32] r10:61c88647 r9:8583e000 r8:84978eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.040550][ T32] r4:84978e80 [ 1350.040593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.040654][ T32] r10:00000000 r9:84978e80 r8:80287e08 r7:ec89de60 r6:84978f00 r5:8583e000 [ 1350.040680][ T32] r4:00000001 [ 1350.040712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.040756][ T32] Exception stack(0xec895fb0 to 0xec895ff8) [ 1350.040792][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.040823][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.040864][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.040898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.040926][ T32] r4:8593fb00 [ 1350.041710][ T32] INFO: task kworker/1:957:5913 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.041749][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.041832][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.041896][ T32] Call trace: [ 1350.041931][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.041989][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.042018][ T32] r4:00000000 [ 1350.042061][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.042109][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.042141][ T32] 9d20: d6fbb000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.042172][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.042203][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.042230][ T32] r5:80070113 r4:80239bb0 [ 1350.042252][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.042295][ T32] r4:82ac21e4 [ 1350.042344][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.042395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.042419][ T32] r4:eaf29dc0 [ 1350.042438][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.042506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.042534][ T32] r4:00000000 [ 1350.042574][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.042673][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.042773][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.042862][ T32] r5:00001000 r4:dfd17000 [ 1350.042909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.042964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.043015][ T32] r5:852bd78c r4:852bd400 [ 1350.043037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.043089][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.043110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.043161][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.043184][ T32] r4:8530ac00 [ 1350.043204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.043254][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.043276][ T32] r4:00000001 [ 1350.043296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.043344][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.043372][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.043402][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.043460][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.043497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.043554][ T32] r4:852cfa40 [ 1350.043579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.043624][ T32] INFO: task kworker/1:958:5915 blocked for more than 476 seconds. [ 1350.043658][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.043741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.043777][ T32] task:kworker/1:958 state:D stack:0 pid:5915 tgid:5915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.043858][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.043904][ T32] Call trace: [ 1350.043956][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.044024][ T32] r10:8291a684 r9:ec8bdd84 r8:00000002 r7:60000013 r6:ec8bdd8c r5:858fb000 [ 1350.044054][ T32] r4:858fb000 [ 1350.044093][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.064807][ T32] r5:858fb000 r4:8291a680 [ 1350.064917][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.065049][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.065163][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8bde08 [ 1350.065264][ T32] r4:00000000 [ 1350.065327][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.065424][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.065526][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.065621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593fd80 [ 1350.065661][ T32] r4:00000000 [ 1350.065711][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.065839][ T32] r9:83018205 r8:858fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1350.065926][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.066050][ T32] r5:00001000 r4:ebe8f000 [ 1350.066101][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.066205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.066317][ T32] r5:85945b8c r4:85945800 [ 1350.066369][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.066473][ T32] r7:ddde2d80 r6:83018200 r5:85945b8c r4:84978f80 [ 1350.066520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.066615][ T32] r10:61c88647 r9:858fb000 r8:84978fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.066670][ T32] r4:84978f80 [ 1350.066725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.066871][ T32] r10:00000000 r9:84978f80 r8:80287e08 r7:ec89de60 r6:849ed880 r5:858fb000 [ 1350.066923][ T32] r4:00000001 [ 1350.066970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.067043][ T32] Exception stack(0xec8bdfb0 to 0xec8bdff8) [ 1350.067112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.067159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.067215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.067287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.067326][ T32] r4:8593fb00 [ 1350.068171][ T32] INFO: task kworker/1:958:5915 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.068237][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.068326][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.068472][ T32] Call trace: [ 1350.068509][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.068569][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.068594][ T32] r4:00000000 [ 1350.068620][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.068664][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.068694][ T32] 9d20: d722e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.068725][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.068778][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.068810][ T32] r5:80070113 r4:80239bb0 [ 1350.068832][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.068900][ T32] r4:82ac21e4 [ 1350.068924][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.068972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.068996][ T32] r4:eaf29dc0 [ 1350.069027][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.069073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.069098][ T32] r4:00000000 [ 1350.069128][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.069195][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.069226][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.069300][ T32] r5:00001000 r4:dfd17000 [ 1350.069325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.069370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.069515][ T32] r5:852bd78c r4:852bd400 [ 1350.069563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.069620][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.069652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.069718][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.069747][ T32] r4:8530ac00 [ 1350.069772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.069850][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.069900][ T32] r4:00000001 [ 1350.070005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.070134][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.070166][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.070220][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.070251][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.070283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.070308][ T32] r4:852cfa40 [ 1350.070331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.070373][ T32] INFO: task kworker/1:959:5916 blocked for more than 476 seconds. [ 1350.070431][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.070461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.070483][ T32] task:kworker/1:959 state:D stack:0 pid:5916 tgid:5916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.070532][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.070620][ T32] Call trace: [ 1350.070654][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.070724][ T32] r10:8291a684 r9:ec8c1d84 r8:00000002 r7:60000113 r6:ec8c1d8c r5:858f8c00 [ 1350.070805][ T32] r4:858f8c00 [ 1350.070830][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.070879][ T32] r5:858f8c00 r4:8291a680 [ 1350.070900][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.070966][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.071027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c1e08 [ 1350.071177][ T32] r4:00000000 [ 1350.071218][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.071259][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.071297][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.071369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84972cc0 [ 1350.071396][ T32] r4:00000000 [ 1350.071416][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.071466][ T32] r9:83018205 r8:858f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1350.071534][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.071597][ T32] r5:00001000 r4:ebec1000 [ 1350.071621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.071664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.071735][ T32] r5:8594638c r4:85946000 [ 1350.071759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.071823][ T32] r7:ddde2d80 r6:83018200 r5:8594638c r4:8497c000 [ 1350.071858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.071910][ T32] r10:61c88647 r9:858f8c00 r8:8497c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.071934][ T32] r4:8497c000 [ 1350.071955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.072005][ T32] r10:00000000 r9:8497c000 r8:80287e08 r7:ec89de60 r6:849ed900 r5:858f8c00 [ 1350.072036][ T32] r4:00000001 [ 1350.072056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.072095][ T32] Exception stack(0xec8c1fb0 to 0xec8c1ff8) [ 1350.072123][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.072153][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.072204][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.072285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.072383][ T32] r4:8593fe40 [ 1350.072809][ T32] INFO: task kworker/1:959:5916 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.072869][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.072983][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.073037][ T32] Call trace: [ 1350.073134][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.073214][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.073265][ T32] r4:00000000 [ 1350.073292][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.073360][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.073395][ T32] 9d20: d722e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.073448][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.073488][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.073530][ T32] r5:80070113 r4:80239bb0 [ 1350.073575][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.073629][ T32] r4:82ac21e4 [ 1350.073649][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.073705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.073771][ T32] r4:eaf29dc0 [ 1350.073816][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.073920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.073994][ T32] r4:00000000 [ 1350.074065][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.074226][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.096666][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.096786][ T32] r5:00001000 r4:dfd17000 [ 1350.096827][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.096924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.097066][ T32] r5:852bd78c r4:852bd400 [ 1350.097152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.097262][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.097308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.097410][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.097467][ T32] r4:8530ac00 [ 1350.097518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.097626][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.097675][ T32] r4:00000001 [ 1350.097725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.097824][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.097890][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.097954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.098049][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.098222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.098296][ T32] r4:852cfa40 [ 1350.098432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.098506][ T32] INFO: task kworker/1:960:5919 blocked for more than 476 seconds. [ 1350.098576][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.098680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.098735][ T32] task:kworker/1:960 state:D stack:0 pid:5919 tgid:5919 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.098989][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.099092][ T32] Call trace: [ 1350.099157][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.099270][ T32] r10:8291a684 r9:ec8c9d84 r8:00000002 r7:60000013 r6:ec8c9d8c r5:858fd400 [ 1350.099321][ T32] r4:858fd400 [ 1350.099368][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.099536][ T32] r5:858fd400 r4:8291a680 [ 1350.099639][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.099732][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.099833][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c9e08 [ 1350.099885][ T32] r4:00000000 [ 1350.099924][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.100006][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.100120][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.100224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497d680 [ 1350.100272][ T32] r4:00000000 [ 1350.100318][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.100419][ T32] r9:83018205 r8:858fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1350.100465][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.100626][ T32] r5:00001000 r4:ebf53000 [ 1350.100679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.100777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.100874][ T32] r5:8594778c r4:85947400 [ 1350.100951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.101056][ T32] r7:ddde2d80 r6:83018200 r5:8594778c r4:8497c080 [ 1350.101099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.101202][ T32] r10:61c88647 r9:858fd400 r8:8497c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.101252][ T32] r4:8497c080 [ 1350.101295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.101397][ T32] r10:00000000 r9:8497c080 r8:80287e08 r7:ec8c1e60 r6:849ed980 r5:858fd400 [ 1350.101450][ T32] r4:00000001 [ 1350.101493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.101570][ T32] Exception stack(0xec8c9fb0 to 0xec8c9ff8) [ 1350.101626][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.101688][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.101749][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.101843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.101905][ T32] r4:8593ff40 [ 1350.103439][ T32] INFO: task kworker/1:960:5919 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.103563][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.103697][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.103808][ T32] Call trace: [ 1350.104017][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.104229][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.142150][ T32] r4:00000000 [ 1350.142253][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.142421][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.142540][ T32] 9d20: d7cae000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.142653][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.142786][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.142868][ T32] r5:80070113 r4:80239bb0 [ 1350.142922][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.143034][ T32] r4:82ac21e4 [ 1350.143159][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.143279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.143335][ T32] r4:eaf29dc0 [ 1350.143384][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.143492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.143582][ T32] r4:00000000 [ 1350.143645][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.143776][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.143836][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.143944][ T32] r5:00001000 r4:dfd17000 [ 1350.143996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.144131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.148536][ T32] r5:852bd78c r4:852bd400 [ 1350.148690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.148838][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.149001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.149127][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.149206][ T32] r4:8530ac00 [ 1350.149264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.149392][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.149449][ T32] r4:00000001 [ 1350.149576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.149695][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.149767][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.149927][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.150011][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.150087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.150143][ T32] r4:852cfa40 [ 1350.150201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.150269][ T32] INFO: task kworker/1:961:5920 blocked for more than 476 seconds. [ 1350.150377][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.150445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.150500][ T32] task:kworker/1:961 state:D stack:0 pid:5920 tgid:5920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.150633][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.150769][ T32] Call trace: [ 1350.150885][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.151009][ T32] r10:8291a684 r9:ec8cdd84 r8:00000002 r7:60000113 r6:ec8cdd8c r5:858fe000 [ 1350.151067][ T32] r4:858fe000 [ 1350.151117][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.151219][ T32] r5:858fe000 r4:8291a680 [ 1350.151267][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.151365][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.151492][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8cde08 [ 1350.151558][ T32] r4:00000000 [ 1350.151645][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.151749][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.151844][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.151952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497d040 [ 1350.152011][ T32] r4:00000000 [ 1350.152176][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.152298][ T32] r9:83018205 r8:858fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1350.152354][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.152458][ T32] r5:00001000 r4:ebeff000 [ 1350.152570][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.152683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.152975][ T32] r5:8594678c r4:85946400 [ 1350.153038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.153152][ T32] r7:ddde2d80 r6:83018200 r5:8594678c r4:8497c100 [ 1350.153202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.153317][ T32] r10:61c88647 r9:858fe000 r8:8497c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.153374][ T32] r4:8497c100 [ 1350.153421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.153533][ T32] r10:00000000 r9:8497c100 r8:80287e08 r7:ec8c9e60 r6:849eda00 r5:858fe000 [ 1350.153589][ T32] r4:00000001 [ 1350.153637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.153780][ T32] Exception stack(0xec8cdfb0 to 0xec8cdff8) [ 1350.153857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.153968][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.154201][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.178111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.178212][ T32] r4:8593ff80 [ 1350.179915][ T32] INFO: task kworker/1:961:5920 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.180141][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.180422][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.181974][ T32] Call trace: [ 1350.182055][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.182183][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.182236][ T32] r4:00000000 [ 1350.182282][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.182371][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.182429][ T32] 9d20: d8038000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.182484][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.182537][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.182586][ T32] r5:80070113 r4:80239bb0 [ 1350.182624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.182709][ T32] r4:82ac21e4 [ 1350.182807][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.182902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.183000][ T32] r4:eaf29dc0 [ 1350.183050][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.183144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.183194][ T32] r4:00000000 [ 1350.183240][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.183377][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.183430][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.183522][ T32] r5:00001000 r4:dfd17000 [ 1350.183566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.183649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.183742][ T32] r5:852bd78c r4:852bd400 [ 1350.183792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.183891][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.183938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.184037][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.184083][ T32] r4:8530ac00 [ 1350.184124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.205437][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.205535][ T32] r4:00000001 [ 1350.205628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.205756][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.205813][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.205847][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.205875][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.205909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.206007][ T32] r4:852cfa40 [ 1350.206041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.206091][ T32] INFO: task kworker/1:962:5922 blocked for more than 476 seconds. [ 1350.206128][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.206201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.206228][ T32] task:kworker/1:962 state:D stack:0 pid:5922 tgid:5922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.206309][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.206380][ T32] Call trace: [ 1350.206415][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.206475][ T32] r10:8291a684 r9:ec8d5d84 r8:00000002 r7:60000113 r6:ec8d5d8c r5:858fc800 [ 1350.206505][ T32] r4:858fc800 [ 1350.206529][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.206577][ T32] r5:858fc800 r4:8291a680 [ 1350.206597][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.206738][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.206858][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d5e08 [ 1350.207008][ T32] r4:00000000 [ 1350.207042][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.207083][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.207127][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.207174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497d280 [ 1350.207196][ T32] r4:00000000 [ 1350.207215][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.207589][ T32] r9:83018205 r8:858fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1350.207617][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.207683][ T32] r5:00001000 r4:ebf13000 [ 1350.207752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.207812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.207860][ T32] r5:85946b8c r4:85946800 [ 1350.207880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.207931][ T32] r7:ddde2d80 r6:83018200 r5:85946b8c r4:8497c180 [ 1350.207952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.208002][ T32] r10:61c88647 r9:858fc800 r8:8497c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.208029][ T32] r4:8497c180 [ 1350.208050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.208098][ T32] r10:00000000 r9:8497c180 r8:80287e08 r7:ec8c9e60 r6:849eda80 r5:858fc800 [ 1350.208212][ T32] r4:00000001 [ 1350.208236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.208278][ T32] Exception stack(0xec8d5fb0 to 0xec8d5ff8) [ 1350.208381][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.208417][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.208446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.208476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.208498][ T32] r4:8497d1c0 [ 1350.209287][ T32] INFO: task kworker/1:962:5922 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.209619][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.209687][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.209731][ T32] Call trace: [ 1350.209917][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.209981][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.210005][ T32] r4:00000000 [ 1350.210024][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.210068][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.210099][ T32] 9d20: d82c0000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.210169][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.210200][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.210225][ T32] r5:80070113 r4:80239bb0 [ 1350.210245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.210322][ T32] r4:82ac21e4 [ 1350.210346][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.210423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.210547][ T32] r4:eaf29dc0 [ 1350.210571][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.210652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.210681][ T32] r4:00000000 [ 1350.210701][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.210902][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.211128][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.211183][ T32] r5:00001000 r4:dfd17000 [ 1350.211206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.211248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.211293][ T32] r5:852bd78c r4:852bd400 [ 1350.211313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.211366][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.211387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.211438][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.211495][ T32] r4:8530ac00 [ 1350.211547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.211602][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.211625][ T32] r4:00000001 [ 1350.211644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.211683][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.211711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.211740][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.211773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.211807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.211851][ T32] r4:852cfa40 [ 1350.211875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.211902][ T32] INFO: task kworker/1:963:5924 blocked for more than 476 seconds. [ 1350.212340][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.212416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.212445][ T32] task:kworker/1:963 state:D stack:0 pid:5924 tgid:5924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.212585][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.212629][ T32] Call trace: [ 1350.212676][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.212730][ T32] r10:8291a684 r9:ec8ddd84 r8:00000002 r7:60000013 r6:ec8ddd8c r5:858fec00 [ 1350.212754][ T32] r4:858fec00 [ 1350.212782][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.212830][ T32] r5:858fec00 r4:8291a680 [ 1350.212851][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.212942][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.213030][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8dde08 [ 1350.213058][ T32] r4:00000000 [ 1350.213079][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.213119][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.213156][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.213202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497d400 [ 1350.213225][ T32] r4:00000000 [ 1350.213245][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.213312][ T32] r9:83018205 r8:858fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1350.213360][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.213430][ T32] r5:00001000 r4:ebf2b000 [ 1350.213652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.213702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.213749][ T32] r5:85946f8c r4:85946c00 [ 1350.213778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.213865][ T32] r7:ddde2d80 r6:83018200 r5:85946f8c r4:8497c200 [ 1350.213891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.213971][ T32] r10:61c88647 r9:858fec00 r8:8497c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.213998][ T32] r4:8497c200 [ 1350.214022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.214075][ T32] r10:00000000 r9:8497c200 r8:80287e08 r7:ec8c9e60 r6:849edb00 r5:858fec00 [ 1350.214200][ T32] r4:00000001 [ 1350.235942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.236150][ T32] Exception stack(0xec8ddfb0 to 0xec8ddff8) [ 1350.236231][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.236307][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.236483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.236694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.236777][ T32] r4:8497d100 [ 1350.238163][ T32] INFO: task kworker/1:963:5924 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.238254][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.238465][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.238651][ T32] Call trace: [ 1350.238736][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.238998][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.239302][ T32] r4:00000000 [ 1350.239365][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.239675][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.239765][ T32] 9d20: d8349000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.239841][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.239945][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.240148][ T32] r5:80070113 r4:80239bb0 [ 1350.240209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.240312][ T32] r4:82ac21e4 [ 1350.240555][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.240672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.240763][ T32] r4:eaf29dc0 [ 1350.240856][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.240973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.241044][ T32] r4:00000000 [ 1350.241426][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.241618][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.241725][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.241845][ T32] r5:00001000 r4:dfd17000 [ 1350.241897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.241993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.242097][ T32] r5:852bd78c r4:852bd400 [ 1350.242148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.242264][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.242318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.242433][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.242494][ T32] r4:8530ac00 [ 1350.242543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.242778][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.242892][ T32] r4:00000001 [ 1350.242949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.243088][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.243159][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.243361][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.243468][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.243580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.243643][ T32] r4:852cfa40 [ 1350.243695][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.244019][ T32] INFO: task kworker/1:964:5926 blocked for more than 476 seconds. [ 1350.244123][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.278168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.278399][ T32] task:kworker/1:964 state:D stack:0 pid:5926 tgid:5926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.278586][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.278813][ T32] Call trace: [ 1350.278902][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.279111][ T32] r10:8291a684 r9:ec8b5d84 r8:00000002 r7:60000113 r6:ec8b5d8c r5:8583ec00 [ 1350.279218][ T32] r4:8583ec00 [ 1350.279275][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.279377][ T32] r5:8583ec00 r4:8291a680 [ 1350.279427][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.279524][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.279635][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b5e08 [ 1350.279769][ T32] r4:00000000 [ 1350.279863][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.279957][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.280056][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.280164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497d540 [ 1350.280218][ T32] r4:00000000 [ 1350.280270][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.280422][ T32] r9:83018205 r8:8583ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1350.280488][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.280592][ T32] r5:00001000 r4:ebf3b000 [ 1350.280644][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.280741][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.280851][ T32] r5:8594738c r4:85947000 [ 1350.280980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.281103][ T32] r7:ddde2d80 r6:83018200 r5:8594738c r4:8497c280 [ 1350.281157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.281274][ T32] r10:61c88647 r9:8583ec00 r8:8497c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.281331][ T32] r4:8497c280 [ 1350.281379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.281492][ T32] r10:00000000 r9:8497c280 r8:80287e08 r7:ec8c9e60 r6:8497c300 r5:8583ec00 [ 1350.281549][ T32] r4:00000001 [ 1350.281637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.281741][ T32] Exception stack(0xec8b5fb0 to 0xec8b5ff8) [ 1350.281843][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.281925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.281994][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.282070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.282125][ T32] r4:8497d200 [ 1350.283498][ T32] INFO: task kworker/1:964:5926 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.283632][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.283792][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.283895][ T32] Call trace: [ 1350.283972][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.284099][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.284156][ T32] r4:00000000 [ 1350.297268][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.297521][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.297605][ T32] 9d20: d87c5000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.297682][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.297774][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.297848][ T32] r5:80070113 r4:80239bb0 [ 1350.297901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.298081][ T32] r4:82ac21e4 [ 1350.298142][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.298256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.298344][ T32] r4:eaf29dc0 [ 1350.298401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.298509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.298566][ T32] r4:00000000 [ 1350.298616][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.298803][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.298907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.299026][ T32] r5:00001000 r4:dfd17000 [ 1350.299081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.299180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.299285][ T32] r5:852bd78c r4:852bd400 [ 1350.299338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.299451][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.299547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.299717][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.299790][ T32] r4:8530ac00 [ 1350.299841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.299947][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.300003][ T32] r4:00000001 [ 1350.300095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.300233][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.300308][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.300386][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.300456][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.300529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.300612][ T32] r4:852cfa40 [ 1350.300715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.300826][ T32] INFO: task kworker/1:965:5929 blocked for more than 476 seconds. [ 1350.300906][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.300967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.301019][ T32] task:kworker/1:965 state:D stack:0 pid:5929 tgid:5929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.301145][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.301247][ T32] Call trace: [ 1350.301321][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.301439][ T32] r10:8291a684 r9:ec8e5d84 r8:00000002 r7:60000013 r6:ec8e5d8c r5:85836000 [ 1350.301531][ T32] r4:85836000 [ 1350.301588][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.301691][ T32] r5:85836000 r4:8291a680 [ 1350.301739][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.301883][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.302001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 [ 1350.302087][ T32] r4:00000000 [ 1350.302142][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.302295][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.302394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.302497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497d880 [ 1350.302555][ T32] r4:00000000 [ 1350.302603][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.302714][ T32] r9:83018205 r8:85836000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1350.302822][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.303028][ T32] r5:00001000 r4:ebf69000 [ 1350.303098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.303220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.303329][ T32] r5:85947b8c r4:85947800 [ 1350.303468][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.303588][ T32] r7:ddde2d80 r6:83018200 r5:85947b8c r4:8497c380 [ 1350.303665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.303795][ T32] r10:61c88647 r9:85836000 r8:8497c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.303854][ T32] r4:8497c380 [ 1350.303974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.304224][ T32] r10:00000000 r9:8497c380 r8:80287e08 r7:ec8c9e60 r6:8497c400 r5:85836000 [ 1350.325241][ T32] r4:00000001 [ 1350.325351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.325483][ T32] Exception stack(0xec8e5fb0 to 0xec8e5ff8) [ 1350.325547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.325621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.325709][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.325803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.325862][ T32] r4:8497d3c0 [ 1350.327268][ T32] INFO: task kworker/1:965:5929 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.327377][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.327534][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.327672][ T32] Call trace: [ 1350.327765][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.327894][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.327954][ T32] r4:00000000 [ 1350.328028][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.328132][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.328240][ T32] 9d20: d8c66000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.328343][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.328415][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.328495][ T32] r5:80070113 r4:80239bb0 [ 1350.328553][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.328657][ T32] r4:82ac21e4 [ 1350.328708][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.328829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.328887][ T32] r4:eaf29dc0 [ 1350.328938][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.329066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.329167][ T32] r4:00000000 [ 1350.329241][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.329361][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.329418][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.329519][ T32] r5:00001000 r4:dfd17000 [ 1350.329592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.329702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.329814][ T32] r5:852bd78c r4:852bd400 [ 1350.329868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.329982][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.330032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.330150][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.330209][ T32] r4:8530ac00 [ 1350.330258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.330397][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.330470][ T32] r4:00000001 [ 1350.330517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.330606][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.330675][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.330778][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.330853][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.330949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.331031][ T32] r4:852cfa40 [ 1350.331106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.331201][ T32] INFO: task kworker/1:966:5930 blocked for more than 476 seconds. [ 1350.331275][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.331353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.331428][ T32] task:kworker/1:966 state:D stack:0 pid:5930 tgid:5930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.331551][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.331646][ T32] Call trace: [ 1350.331741][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.331970][ T32] r10:8291a684 r9:ec05dd84 r8:00000002 r7:60000013 r6:ec05dd8c r5:85980c00 [ 1350.332063][ T32] r4:85980c00 [ 1350.332138][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.332261][ T32] r5:85980c00 r4:8291a680 [ 1350.332325][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.332442][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.332590][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec05de08 [ 1350.332653][ T32] r4:00000000 [ 1350.332719][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.332826][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.332929][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.333054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497da00 [ 1350.333110][ T32] r4:00000000 [ 1350.333160][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.333271][ T32] r9:83018205 r8:85980c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1350.333348][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.333477][ T32] r5:00001000 r4:df83b000 [ 1350.333605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.333719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.333836][ T32] r5:85947f8c r4:85947c00 [ 1350.333893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.334046][ T32] r7:ddde2d80 r6:83018200 r5:85947f8c r4:8497c480 [ 1350.334115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.365021][ T32] r10:61c88647 r9:85980c00 r8:8497c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.365233][ T32] r4:8497c480 [ 1350.365299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.365463][ T32] r10:00000000 r9:8497c480 r8:80287e08 r7:ec8e5e60 r6:8497c500 r5:85980c00 [ 1350.365544][ T32] r4:00000001 [ 1350.365603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.365697][ T32] Exception stack(0xec05dfb0 to 0xec05dff8) [ 1350.365777][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.365875][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.365949][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.366024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.366080][ T32] r4:8497d580 [ 1350.367458][ T32] INFO: task kworker/1:966:5930 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.367565][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.367728][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.367914][ T32] Call trace: [ 1350.367998][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.368124][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.368200][ T32] r4:00000000 [ 1350.368270][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.368372][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.368440][ T32] 9d20: d8f64000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.368531][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.368627][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.368708][ T32] r5:80070113 r4:80239bb0 [ 1350.368796][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.368905][ T32] r4:82ac21e4 [ 1350.368957][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.369082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.369148][ T32] r4:eaf29dc0 [ 1350.369195][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.369321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.369408][ T32] r4:00000000 [ 1350.369493][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.369623][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.369675][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.369792][ T32] r5:00001000 r4:dfd17000 [ 1350.369847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.369942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.370047][ T32] r5:852bd78c r4:852bd400 [ 1350.370098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.370214][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.370287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.370406][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.370479][ T32] r4:8530ac00 [ 1350.370534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.370646][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.370700][ T32] r4:00000001 [ 1350.370776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.370915][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.371034][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.371115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.371183][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.371274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.371394][ T32] r4:852cfa40 [ 1350.371464][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.371532][ T32] INFO: task kworker/1:967:5933 blocked for more than 476 seconds. [ 1350.371602][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.371664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.371717][ T32] task:kworker/1:967 state:D stack:0 pid:5933 tgid:5933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.371838][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.371961][ T32] Call trace: [ 1350.372037][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.372153][ T32] r10:8291a684 r9:ebfc5d84 r8:00000002 r7:60000113 r6:ebfc5d8c r5:858fa400 [ 1350.372228][ T32] r4:858fa400 [ 1350.372325][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.372445][ T32] r5:858fa400 r4:8291a680 [ 1350.372516][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.372617][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.372725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebfc5e08 [ 1350.372817][ T32] r4:00000000 [ 1350.372883][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.372969][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.373068][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.373185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497db80 [ 1350.373262][ T32] r4:00000000 [ 1350.373322][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.373443][ T32] r9:83018205 r8:858fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1350.373494][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.373606][ T32] r5:00001000 r4:eaa9b000 [ 1350.373655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.373754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.373866][ T32] r5:8594838c r4:85948000 [ 1350.373915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.374023][ T32] r7:ddde2d80 r6:83018200 r5:8594838c r4:8497c580 [ 1350.374074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.398646][ T32] r10:61c88647 r9:858fa400 r8:8497c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.398913][ T32] r4:8497c580 [ 1350.398999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.399169][ T32] r10:00000000 r9:8497c580 r8:80287e08 r7:ec05de60 r6:849edb80 r5:858fa400 [ 1350.399229][ T32] r4:00000001 [ 1350.399281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.399380][ T32] Exception stack(0xebfc5fb0 to 0xebfc5ff8) [ 1350.399453][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.399530][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.399622][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.399714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.399802][ T32] r4:8497d580 [ 1350.401166][ T32] INFO: task kworker/1:967:5933 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.401265][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.401455][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.401575][ T32] Call trace: [ 1350.401655][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.401795][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.401875][ T32] r4:00000000 [ 1350.401945][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.402069][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.402164][ T32] 9d20: d90cb000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.402265][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.402339][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.402403][ T32] r5:80070113 r4:80239bb0 [ 1350.402453][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.402557][ T32] r4:82ac21e4 [ 1350.402629][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.402810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.402875][ T32] r4:eaf29dc0 [ 1350.402924][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.403034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.403092][ T32] r4:00000000 [ 1350.403161][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.403282][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.403334][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.403438][ T32] r5:00001000 r4:dfd17000 [ 1350.403508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.403623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.403731][ T32] r5:852bd78c r4:852bd400 [ 1350.403790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.403905][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.403980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.404103][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.404250][ T32] r4:8530ac00 [ 1350.430309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.430520][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.430583][ T32] r4:00000001 [ 1350.430636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.430735][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.430858][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.430933][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.431002][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.431077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.431136][ T32] r4:852cfa40 [ 1350.431190][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.431259][ T32] INFO: task kworker/1:968:5934 blocked for more than 476 seconds. [ 1350.431356][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.431425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.431481][ T32] task:kworker/1:968 state:D stack:0 pid:5934 tgid:5934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.431635][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.431756][ T32] Call trace: [ 1350.431861][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.431985][ T32] r10:8291a684 r9:ec8e9d84 r8:00000002 r7:60000113 r6:ec8e9d8c r5:858f9800 [ 1350.432045][ T32] r4:858f9800 [ 1350.432095][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.432199][ T32] r5:858f9800 r4:8291a680 [ 1350.432251][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.432343][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.432444][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e9e08 [ 1350.432496][ T32] r4:00000000 [ 1350.432538][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.432617][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.432708][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.432820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497dc40 [ 1350.432878][ T32] r4:00000000 [ 1350.432929][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.433071][ T32] r9:83018205 r8:858f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1350.433137][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.433257][ T32] r5:00001000 r4:eaf01000 [ 1350.433315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.433412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.433514][ T32] r5:8594878c r4:85948400 [ 1350.433584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.433703][ T32] r7:ddde2d80 r6:83018200 r5:8594878c r4:8497c600 [ 1350.433812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.433936][ T32] r10:61c88647 r9:858f9800 r8:8497c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.433993][ T32] r4:8497c600 [ 1350.434062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.439005][ T32] r10:00000000 r9:8497c600 r8:80287e08 r7:ebfc5e60 r6:849edc00 r5:858f9800 [ 1350.439171][ T32] r4:00000001 [ 1350.439246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.439384][ T32] Exception stack(0xec8e9fb0 to 0xec8e9ff8) [ 1350.439470][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.439545][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.439613][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.439690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.439777][ T32] r4:8497d780 [ 1350.441117][ T32] INFO: task kworker/1:968:5934 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.441243][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.441415][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.441568][ T32] Call trace: [ 1350.441656][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.441813][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.441879][ T32] r4:00000000 [ 1350.441933][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.442032][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.442105][ T32] 9d20: d9345000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.442182][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.442284][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.442390][ T32] r5:80070113 r4:80239bb0 [ 1350.442469][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.442577][ T32] r4:82ac21e4 [ 1350.442649][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.442801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.442863][ T32] r4:eaf29dc0 [ 1350.442914][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.443045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.443109][ T32] r4:00000000 [ 1350.443164][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.443280][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.443355][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.443467][ T32] r5:00001000 r4:dfd17000 [ 1350.443544][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.443647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.443746][ T32] r5:852bd78c r4:852bd400 [ 1350.443806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.443921][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.443974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.444088][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.444217][ T32] r4:8530ac00 [ 1350.470221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.470505][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.470569][ T32] r4:00000001 [ 1350.470620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.470715][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.470825][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.470900][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.470970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.471047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.471108][ T32] r4:852cfa40 [ 1350.471165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.471309][ T32] INFO: task kworker/1:969:5937 blocked for more than 476 seconds. [ 1350.471407][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.471470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.471527][ T32] task:kworker/1:969 state:D stack:0 pid:5937 tgid:5937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.471679][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.471966][ T32] Call trace: [ 1350.472109][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.472238][ T32] r10:8291a684 r9:ec8f5d84 r8:00000002 r7:60000013 r6:ec8f5d8c r5:84b00c00 [ 1350.472295][ T32] r4:84b00c00 [ 1350.472346][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.472448][ T32] r5:84b00c00 r4:8291a680 [ 1350.472523][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.472643][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.472756][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 [ 1350.472840][ T32] r4:00000000 [ 1350.472894][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.472980][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.473096][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.473241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497ddc0 [ 1350.473314][ T32] r4:00000000 [ 1350.473365][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.473495][ T32] r9:83018205 r8:84b00c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1350.473555][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.473660][ T32] r5:00001000 r4:eb213000 [ 1350.473728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.473866][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.473986][ T32] r5:85948b8c r4:85948800 [ 1350.474039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.478433][ T32] r7:ddde2d80 r6:83018200 r5:85948b8c r4:8497c680 [ 1350.478611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.478806][ T32] r10:61c88647 r9:84b00c00 r8:8497c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.478869][ T32] r4:8497c680 [ 1350.478923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.479044][ T32] r10:00000000 r9:8497c680 r8:80287e08 r7:ec8e9e60 r6:849edc80 r5:84b00c00 [ 1350.479100][ T32] r4:00000001 [ 1350.479153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.479301][ T32] Exception stack(0xec8f5fb0 to 0xec8f5ff8) [ 1350.479394][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.479486][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.479563][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.479640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.479719][ T32] r4:8497dac0 [ 1350.481059][ T32] INFO: task kworker/1:969:5937 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.481150][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.481296][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.481432][ T32] Call trace: [ 1350.481531][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.481652][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.481704][ T32] r4:00000000 [ 1350.481748][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.481846][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.481936][ T32] 9d20: d955b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.482031][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.482095][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.482252][ T32] r5:80070113 r4:80239bb0 [ 1350.482320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.482424][ T32] r4:82ac21e4 [ 1350.482475][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.482584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.482662][ T32] r4:eaf29dc0 [ 1350.482727][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.482855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.482932][ T32] r4:00000000 [ 1350.482983][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.483126][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.483190][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.483294][ T32] r5:00001000 r4:dfd17000 [ 1350.483344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.483442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.483540][ T32] r5:852bd78c r4:852bd400 [ 1350.483614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.483749][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.483829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.483955][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.484012][ T32] r4:8530ac00 [ 1350.484068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.504980][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.505185][ T32] r4:00000001 [ 1350.505268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.505395][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.505477][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.505571][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.505664][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.505744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.505845][ T32] r4:852cfa40 [ 1350.505912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.505983][ T32] INFO: task kworker/1:970:5939 blocked for more than 477 seconds. [ 1350.506058][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.506121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.506174][ T32] task:kworker/1:970 state:D stack:0 pid:5939 tgid:5939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.506305][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.506415][ T32] Call trace: [ 1350.506534][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.506692][ T32] r10:8291a684 r9:ec8fdd84 r8:00000002 r7:60000113 r6:ec8fdd8c r5:84b02400 [ 1350.506788][ T32] r4:84b02400 [ 1350.506844][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.506949][ T32] r5:84b02400 r4:8291a680 [ 1350.506998][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.507098][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.507205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8fde08 [ 1350.507278][ T32] r4:00000000 [ 1350.507335][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.507439][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.507542][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.507649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497dbc0 [ 1350.507707][ T32] r4:00000000 [ 1350.507756][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.507880][ T32] r9:83018205 r8:84b02400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1350.507953][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.508074][ T32] r5:00001000 r4:eb3d7000 [ 1350.508145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.508246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.508370][ T32] r5:85948f8c r4:85948c00 [ 1350.508426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.508539][ T32] r7:ddde2d80 r6:83018200 r5:85948f8c r4:8497c700 [ 1350.508593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.508731][ T32] r10:61c88647 r9:84b02400 r8:8497c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.508821][ T32] r4:8497c700 [ 1350.508905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.509038][ T32] r10:00000000 r9:8497c700 r8:80287e08 r7:ec8f5e60 r6:849edd00 r5:84b02400 [ 1350.509122][ T32] r4:00000001 [ 1350.509175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.509301][ T32] Exception stack(0xec8fdfb0 to 0xec8fdff8) [ 1350.509388][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.509491][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.509572][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.509685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.509745][ T32] r4:8497dbc0 [ 1350.511196][ T32] INFO: task kworker/1:970:5939 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.511295][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.511471][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.511575][ T32] Call trace: [ 1350.511649][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.511784][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.511860][ T32] r4:00000000 [ 1350.511938][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.512043][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.512131][ T32] 9d20: d9678000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.512213][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.512281][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.512345][ T32] r5:80070113 r4:80239bb0 [ 1350.512397][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.512495][ T32] r4:82ac21e4 [ 1350.512546][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.512653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.512707][ T32] r4:eaf29dc0 [ 1350.512755][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.512891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.512952][ T32] r4:00000000 [ 1350.513022][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.513138][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.513236][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.513350][ T32] r5:00001000 r4:dfd17000 [ 1350.513422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.513525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.513630][ T32] r5:852bd78c r4:852bd400 [ 1350.513681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.513805][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.513874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.514024][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.514147][ T32] r4:8530ac00 [ 1350.538591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.538949][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.539041][ T32] r4:00000001 [ 1350.539117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.539244][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.539342][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.539420][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.539489][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.539561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.539638][ T32] r4:852cfa40 [ 1350.539699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.539772][ T32] INFO: task kworker/1:971:5940 blocked for more than 477 seconds. [ 1350.539847][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.539912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.539992][ T32] task:kworker/1:971 state:D stack:0 pid:5940 tgid:5940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.540148][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.540257][ T32] Call trace: [ 1350.540354][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.540491][ T32] r10:8291a684 r9:ec901d84 r8:00000002 r7:60000113 r6:ec901d8c r5:84b03000 [ 1350.540552][ T32] r4:84b03000 [ 1350.540600][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.540714][ T32] r5:84b03000 r4:8291a680 [ 1350.540788][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.540887][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.540993][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 [ 1350.541071][ T32] r4:00000000 [ 1350.541139][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.541243][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.541348][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.541452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4040 [ 1350.541507][ T32] r4:00000000 [ 1350.541555][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.541668][ T32] r9:83018205 r8:84b03000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1350.541722][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.541834][ T32] r5:00001000 r4:eb68d000 [ 1350.541886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.541981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.542086][ T32] r5:85949b8c r4:85949800 [ 1350.542136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.542245][ T32] r7:ddde2d80 r6:83018200 r5:85949b8c r4:8497c780 [ 1350.542301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.542418][ T32] r10:61c88647 r9:84b03000 r8:8497c7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.542474][ T32] r4:8497c780 [ 1350.542522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.542630][ T32] r10:00000000 r9:8497c780 r8:80287e08 r7:ec8fde60 r6:849edd80 r5:84b03000 [ 1350.542704][ T32] r4:00000001 [ 1350.542814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.542909][ T32] Exception stack(0xec901fb0 to 0xec901ff8) [ 1350.542995][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.543075][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.543161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.543256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.543328][ T32] r4:8497dbc0 [ 1350.562186][ T32] INFO: task kworker/1:971:5940 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.562424][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.562622][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.562786][ T32] Call trace: [ 1350.562881][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.563011][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.563071][ T32] r4:00000000 [ 1350.563123][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.563220][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.563294][ T32] 9d20: d9937000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.563367][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.563430][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.563490][ T32] r5:80070113 r4:80239bb0 [ 1350.563538][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.563639][ T32] r4:82ac21e4 [ 1350.563690][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.563807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.563866][ T32] r4:eaf29dc0 [ 1350.563937][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.564051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.564191][ T32] r4:00000000 [ 1350.579822][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.580015][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.580104][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.580221][ T32] r5:00001000 r4:dfd17000 [ 1350.580288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.580389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.580514][ T32] r5:852bd78c r4:852bd400 [ 1350.580576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.580698][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.580751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.580887][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.580971][ T32] r4:8530ac00 [ 1350.581028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.581143][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.581230][ T32] r4:00000001 [ 1350.581287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.581397][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.581475][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.581546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.581616][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.581705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.581786][ T32] r4:852cfa40 [ 1350.581848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.581936][ T32] INFO: task kworker/1:972:5942 blocked for more than 477 seconds. [ 1350.582034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.582101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.582174][ T32] task:kworker/1:972 state:D stack:0 pid:5942 tgid:5942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.582309][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.582407][ T32] Call trace: [ 1350.582508][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.582627][ T32] r10:8291a684 r9:ec909d84 r8:00000002 r7:60000113 r6:ec909d8c r5:84b01800 [ 1350.582866][ T32] r4:84b01800 [ 1350.582948][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.583077][ T32] r5:84b01800 r4:8291a680 [ 1350.583155][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.583276][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.583386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec909e08 [ 1350.583442][ T32] r4:00000000 [ 1350.583509][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.583603][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.583693][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.583809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84997c80 [ 1350.583866][ T32] r4:00000000 [ 1350.583931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.584050][ T32] r9:83018205 r8:84b01800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1350.584106][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.584274][ T32] r5:00001000 r4:eb453000 [ 1350.593103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.593262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.593393][ T32] r5:8594938c r4:85949000 [ 1350.593470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.593590][ T32] r7:ddde2d80 r6:83018200 r5:8594938c r4:8497c800 [ 1350.593649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.593829][ T32] r10:61c88647 r9:84b01800 r8:8497c82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.593892][ T32] r4:8497c800 [ 1350.593944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.594065][ T32] r10:00000000 r9:8497c800 r8:80287e08 r7:ec901e60 r6:849ede00 r5:84b01800 [ 1350.594122][ T32] r4:00000001 [ 1350.597999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.598199][ T32] Exception stack(0xec909fb0 to 0xec909ff8) [ 1350.598278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.598354][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.598422][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.598529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.598610][ T32] r4:8497dd80 [ 1350.600024][ T32] INFO: task kworker/1:972:5942 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.600146][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.600332][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.600453][ T32] Call trace: [ 1350.600534][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.600640][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.600693][ T32] r4:00000000 [ 1350.600744][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.600875][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.600953][ T32] 9d20: d9b64000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.601049][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.601131][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.601204][ T32] r5:80070113 r4:80239bb0 [ 1350.601258][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.601372][ T32] r4:82ac21e4 [ 1350.601425][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.601531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.601588][ T32] r4:eaf29dc0 [ 1350.601658][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.601781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.601837][ T32] r4:00000000 [ 1350.601908][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.602035][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.602091][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.602194][ T32] r5:00001000 r4:dfd17000 [ 1350.602263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.602366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.602466][ T32] r5:852bd78c r4:852bd400 [ 1350.602519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.602652][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.602730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.602882][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.602951][ T32] r4:8530ac00 [ 1350.603001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.603129][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.603218][ T32] r4:00000001 [ 1350.603280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.603370][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.603442][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.603530][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.603603][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.603677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.603732][ T32] r4:852cfa40 [ 1350.603791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.603882][ T32] INFO: task kworker/1:973:5944 blocked for more than 477 seconds. [ 1350.603964][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.604027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.604102][ T32] task:kworker/1:973 state:D stack:0 pid:5944 tgid:5944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.622974][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.623171][ T32] Call trace: [ 1350.623277][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.623430][ T32] r10:8291a684 r9:ec911d84 r8:00000002 r7:60000113 r6:ec911d8c r5:84b00000 [ 1350.623498][ T32] r4:84b00000 [ 1350.623571][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.623679][ T32] r5:84b00000 r4:8291a680 [ 1350.623730][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.623833][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.623958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec911e08 [ 1350.624039][ T32] r4:00000000 [ 1350.624204][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.629270][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.629418][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.629528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593fe40 [ 1350.629592][ T32] r4:00000000 [ 1350.629644][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.629773][ T32] r9:83018205 r8:84b00000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.629831][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.629962][ T32] r5:00001000 r4:eb5ef000 [ 1350.630036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.630147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.630256][ T32] r5:8594978c r4:85949400 [ 1350.630306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.630418][ T32] r7:ddde2d80 r6:83018200 r5:8594978c r4:8497c880 [ 1350.630473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.630586][ T32] r10:61c88647 r9:84b00000 r8:8497c8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.630665][ T32] r4:8497c880 [ 1350.630723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.630874][ T32] r10:00000000 r9:8497c880 r8:80287e08 r7:ec901e60 r6:849ede80 r5:84b00000 [ 1350.630978][ T32] r4:00000001 [ 1350.631037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.631155][ T32] Exception stack(0xec911fb0 to 0xec911ff8) [ 1350.631232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.631322][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.631399][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.631476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.631530][ T32] r4:84997a00 [ 1350.632925][ T32] INFO: task kworker/1:973:5944 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.633032][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.633188][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.633316][ T32] Call trace: [ 1350.633434][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.633562][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.633636][ T32] r4:00000000 [ 1350.633709][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.633816][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.633886][ T32] 9d20: d9d57000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.634016][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.634091][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.652875][ T32] r5:80070113 r4:80239bb0 [ 1350.653067][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.653208][ T32] r4:82ac21e4 [ 1350.653298][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.653413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.653489][ T32] r4:eaf29dc0 [ 1350.653545][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.653656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.653714][ T32] r4:00000000 [ 1350.653774][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.653891][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.654034][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.664883][ T32] r5:00001000 r4:dfd17000 [ 1350.665057][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.665220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.665341][ T32] r5:852bd78c r4:852bd400 [ 1350.665391][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.665489][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.665548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.665667][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.665746][ T32] r4:8530ac00 [ 1350.665802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.665900][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.665963][ T32] r4:00000001 [ 1350.666010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.666094][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.666172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.666248][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.666318][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.666397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.666459][ T32] r4:852cfa40 [ 1350.666549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.666628][ T32] INFO: task kworker/1:974:5947 blocked for more than 477 seconds. [ 1350.666704][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.666799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.666857][ T32] task:kworker/1:974 state:D stack:0 pid:5947 tgid:5947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.667030][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.667167][ T32] Call trace: [ 1350.667252][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.667373][ T32] r10:8291a684 r9:ec90dd84 r8:00000002 r7:60000113 r6:ec90dd8c r5:85982400 [ 1350.667429][ T32] r4:85982400 [ 1350.667595][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.667725][ T32] r5:85982400 r4:8291a680 [ 1350.667799][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.667896][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.668037][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 [ 1350.668134][ T32] r4:00000000 [ 1350.668200][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.668305][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.668420][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.668542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4380 [ 1350.668630][ T32] r4:00000000 [ 1350.668687][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.668833][ T32] r9:83018205 r8:85982400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1350.668908][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.669014][ T32] r5:00001000 r4:eb6ed000 [ 1350.669086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.669209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.669341][ T32] r5:85949f8c r4:85949c00 [ 1350.669396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.669534][ T32] r7:ddde2d80 r6:83018200 r5:85949f8c r4:8497c900 [ 1350.669621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.669739][ T32] r10:61c88647 r9:85982400 r8:8497c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.669807][ T32] r4:8497c900 [ 1350.669857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.669967][ T32] r10:00000000 r9:8497c900 r8:80287e08 r7:ec901e60 r6:8497c980 r5:85982400 [ 1350.670041][ T32] r4:00000001 [ 1350.670106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.670197][ T32] Exception stack(0xec90dfb0 to 0xec90dff8) [ 1350.670265][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.670338][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.670428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.670510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.670566][ T32] r4:849a4100 [ 1350.671984][ T32] INFO: task kworker/1:974:5947 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.672093][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.672272][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.672409][ T32] Call trace: [ 1350.672576][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.672708][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.672793][ T32] r4:00000000 [ 1350.672852][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.672947][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.673020][ T32] 9d20: d9f9a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.673114][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.673207][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.673281][ T32] r5:80070113 r4:80239bb0 [ 1350.673350][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.673455][ T32] r4:82ac21e4 [ 1350.673523][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.673655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.673724][ T32] r4:eaf29dc0 [ 1350.673784][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.673888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.673961][ T32] r4:00000000 [ 1350.674029][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.674221][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.696840][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.697054][ T32] r5:00001000 r4:dfd17000 [ 1350.697118][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.697224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.697335][ T32] r5:852bd78c r4:852bd400 [ 1350.697392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.697538][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.697613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.697737][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.697813][ T32] r4:8530ac00 [ 1350.697931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.698065][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.698123][ T32] r4:00000001 [ 1350.698177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.698303][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.698394][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.698491][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.698603][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.698711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.698856][ T32] r4:852cfa40 [ 1350.698936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.699037][ T32] INFO: task kworker/1:975:5949 blocked for more than 477 seconds. [ 1350.699121][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.699189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.699294][ T32] task:kworker/1:975 state:D stack:0 pid:5949 tgid:5949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.699474][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.699591][ T32] Call trace: [ 1350.699675][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.699844][ T32] r10:8291a684 r9:ec8e1d84 r8:00000002 r7:60000113 r6:ec8e1d8c r5:85983c00 [ 1350.699931][ T32] r4:85983c00 [ 1350.699995][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.700098][ T32] r5:85983c00 r4:8291a680 [ 1350.700168][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.700287][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.700405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e1e08 [ 1350.700486][ T32] r4:00000000 [ 1350.700546][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.700669][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.700806][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.700926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4500 [ 1350.700981][ T32] r4:00000000 [ 1350.701032][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.701174][ T32] r9:83018205 r8:85983c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1350.701254][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.701370][ T32] r5:00001000 r4:eb7e9000 [ 1350.701445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.701546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.701644][ T32] r5:8594a38c r4:8594a000 [ 1350.701714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.701859][ T32] r7:ddde2d80 r6:83018200 r5:8594a38c r4:8497ca00 [ 1350.701921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.702044][ T32] r10:61c88647 r9:85983c00 r8:8497ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.702131][ T32] r4:8497ca00 [ 1350.702188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.702323][ T32] r10:00000000 r9:8497ca00 r8:80287e08 r7:ec90de60 r6:8497ca80 r5:85983c00 [ 1350.702389][ T32] r4:00000001 [ 1350.702448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.702541][ T32] Exception stack(0xec8e1fb0 to 0xec8e1ff8) [ 1350.702634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.702778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.702866][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.702945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.703006][ T32] r4:849a4200 [ 1350.725078][ T32] INFO: task kworker/1:975:5949 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.725294][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.725502][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.725695][ T32] Call trace: [ 1350.725809][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.725939][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.726001][ T32] r4:00000000 [ 1350.726057][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.726173][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.726273][ T32] 9d20: da2c4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.726369][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.726444][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.726505][ T32] r5:80070113 r4:80239bb0 [ 1350.726556][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.726667][ T32] r4:82ac21e4 [ 1350.726776][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.726904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.726963][ T32] r4:eaf29dc0 [ 1350.727031][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.727164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.727228][ T32] r4:00000000 [ 1350.727280][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.727415][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.727475][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.727582][ T32] r5:00001000 r4:dfd17000 [ 1350.727637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.727736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.727851][ T32] r5:852bd78c r4:852bd400 [ 1350.727903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.728017][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.728072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.728199][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.728273][ T32] r4:8530ac00 [ 1350.728330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.728465][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.728545][ T32] r4:00000001 [ 1350.728625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.728748][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.728833][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.728909][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.728978][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.729054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.729111][ T32] r4:852cfa40 [ 1350.729169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.729237][ T32] INFO: task kworker/1:976:5951 blocked for more than 477 seconds. [ 1350.729311][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.729394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.729461][ T32] task:kworker/1:976 state:D stack:0 pid:5951 tgid:5951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.729575][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.729693][ T32] Call trace: [ 1350.729779][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.729899][ T32] r10:8291a684 r9:ec919d84 r8:00000002 r7:60000013 r6:ec919d8c r5:85983000 [ 1350.729980][ T32] r4:85983000 [ 1350.730038][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.730139][ T32] r5:85983000 r4:8291a680 [ 1350.730184][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.730297][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.730404][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec919e08 [ 1350.730462][ T32] r4:00000000 [ 1350.730511][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.730594][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.730675][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.730832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4740 [ 1350.730914][ T32] r4:00000000 [ 1350.730969][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.731074][ T32] r9:83018205 r8:85983000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1350.731122][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.731222][ T32] r5:00001000 r4:eb837000 [ 1350.731301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.731418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.731621][ T32] r5:8594a78c r4:8594a400 [ 1350.731681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.731802][ T32] r7:ddde2d80 r6:83018200 r5:8594a78c r4:8497cb00 [ 1350.731855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.731968][ T32] r10:61c88647 r9:85983000 r8:8497cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.732023][ T32] r4:8497cb00 [ 1350.732096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.732245][ T32] r10:00000000 r9:8497cb00 r8:80287e08 r7:ec8e1e60 r6:8497cb80 r5:85983000 [ 1350.732324][ T32] r4:00000001 [ 1350.732393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.732495][ T32] Exception stack(0xec919fb0 to 0xec919ff8) [ 1350.732560][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.732653][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.732762][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.732844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.732915][ T32] r4:849a40c0 [ 1350.764869][ T32] INFO: task kworker/1:976:5951 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.765051][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.765220][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.765353][ T32] Call trace: [ 1350.765434][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.765588][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.765655][ T32] r4:00000000 [ 1350.765710][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.765825][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.765903][ T32] 9d20: da4be000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.765981][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.766055][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.766120][ T32] r5:80070113 r4:80239bb0 [ 1350.766199][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.766326][ T32] r4:82ac21e4 [ 1350.766384][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.766491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.766545][ T32] r4:eaf29dc0 [ 1350.766595][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.766733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.766834][ T32] r4:00000000 [ 1350.766889][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.767007][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.767065][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.767170][ T32] r5:00001000 r4:dfd17000 [ 1350.767252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.767362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.767464][ T32] r5:852bd78c r4:852bd400 [ 1350.767515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.767633][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.767688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.767828][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.767915][ T32] r4:8530ac00 [ 1350.768000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.768136][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.768197][ T32] r4:00000001 [ 1350.768249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.768336][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.768403][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.768488][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.768630][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.768727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.768847][ T32] r4:852cfa40 [ 1350.768920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.768999][ T32] INFO: task kworker/1:977:5952 blocked for more than 477 seconds. [ 1350.769076][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.769135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.769184][ T32] task:kworker/1:977 state:D stack:0 pid:5952 tgid:5952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.769311][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.769419][ T32] Call trace: [ 1350.769513][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.769647][ T32] r10:8291a684 r9:ec91dd84 r8:00000002 r7:60000113 r6:ec91dd8c r5:84b03c00 [ 1350.769733][ T32] r4:84b03c00 [ 1350.769825][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.769939][ T32] r5:84b03c00 r4:8291a680 [ 1350.770017][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.770140][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.770275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 [ 1350.770350][ T32] r4:00000000 [ 1350.770411][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.770498][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.770583][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.770688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4980 [ 1350.770778][ T32] r4:00000000 [ 1350.770832][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.770943][ T32] r9:83018205 r8:84b03c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1350.771003][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.771135][ T32] r5:00001000 r4:eba4d000 [ 1350.771213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.771318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.771426][ T32] r5:8594af8c r4:8594ac00 [ 1350.771486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.771604][ T32] r7:ddde2d80 r6:83018200 r5:8594af8c r4:8497cc00 [ 1350.771659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.771781][ T32] r10:61c88647 r9:84b03c00 r8:8497cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.771838][ T32] r4:8497cc00 [ 1350.771887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.772005][ T32] r10:00000000 r9:8497cc00 r8:80287e08 r7:ec919e60 r6:849edf00 r5:84b03c00 [ 1350.772064][ T32] r4:00000001 [ 1350.772139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.772254][ T32] Exception stack(0xec91dfb0 to 0xec91dff8) [ 1350.772355][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.772442][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.772524][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.772619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.772682][ T32] r4:849a40c0 [ 1350.774035][ T32] INFO: task kworker/1:977:5952 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.774138][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.803686][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.803866][ T32] Call trace: [ 1350.803949][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.804095][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.804156][ T32] r4:00000000 [ 1350.804971][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.805113][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.805197][ T32] 9d20: da784000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.805280][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.805351][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.805493][ T32] r5:80070113 r4:80239bb0 [ 1350.805593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.805721][ T32] r4:82ac21e4 [ 1350.805802][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.805925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.806016][ T32] r4:eaf29dc0 [ 1350.806157][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.806283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.806357][ T32] r4:00000000 [ 1350.806413][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.806527][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.806596][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.806711][ T32] r5:00001000 r4:dfd17000 [ 1350.806811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.806914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.807018][ T32] r5:852bd78c r4:852bd400 [ 1350.807070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.807193][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.807249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.807362][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.807421][ T32] r4:8530ac00 [ 1350.807501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.807624][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.807682][ T32] r4:00000001 [ 1350.807733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.807858][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.807933][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.808042][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.808130][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.808204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.808266][ T32] r4:852cfa40 [ 1350.808324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.808427][ T32] INFO: task kworker/1:978:5955 blocked for more than 477 seconds. [ 1350.808542][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.808627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.808685][ T32] task:kworker/1:978 state:D stack:0 pid:5955 tgid:5955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.808810][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.808916][ T32] Call trace: [ 1350.809022][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.809140][ T32] r10:8291a684 r9:ec929d84 r8:00000002 r7:60000013 r6:ec929d8c r5:84b06c00 [ 1350.809200][ T32] r4:84b06c00 [ 1350.809255][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.809360][ T32] r5:84b06c00 r4:8291a680 [ 1350.809409][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.809505][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.809622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec929e08 [ 1350.809674][ T32] r4:00000000 [ 1350.809714][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.809801][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.809868][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.809960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4800 [ 1350.810013][ T32] r4:00000000 [ 1350.810056][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.810157][ T32] r9:83018205 r8:84b06c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1350.810228][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.810337][ T32] r5:00001000 r4:eba05000 [ 1350.810410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.810513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.810656][ T32] r5:8594ab8c r4:8594a800 [ 1350.810720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.810869][ T32] r7:ddde2d80 r6:83018200 r5:8594ab8c r4:8497cc80 [ 1350.810925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.811038][ T32] r10:61c88647 r9:84b06c00 r8:8497ccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.811094][ T32] r4:8497cc80 [ 1350.811144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.811285][ T32] r10:00000000 r9:8497cc80 r8:80287e08 r7:ec91de60 r6:849edf80 r5:84b06c00 [ 1350.811361][ T32] r4:00000001 [ 1350.811410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.811549][ T32] Exception stack(0xec929fb0 to 0xec929ff8) [ 1350.811647][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.811747][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.811869][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.811986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.812085][ T32] r4:849a4680 [ 1350.813469][ T32] INFO: task kworker/1:978:5955 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.813591][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.813845][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.813952][ T32] Call trace: [ 1350.814054][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.838495][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.838677][ T32] r4:00000000 [ 1350.838763][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.838930][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.839021][ T32] 9d20: daa64000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.839097][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.839180][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.839249][ T32] r5:80070113 r4:80239bb0 [ 1350.839300][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.839403][ T32] r4:82ac21e4 [ 1350.839453][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.839562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.839639][ T32] r4:eaf29dc0 [ 1350.839693][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.839811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.839866][ T32] r4:00000000 [ 1350.839917][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.840033][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.840110][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.840248][ T32] r5:00001000 r4:dfd17000 [ 1350.840318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.840415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.840538][ T32] r5:852bd78c r4:852bd400 [ 1350.840600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.840717][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.840780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.840890][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.840942][ T32] r4:8530ac00 [ 1350.840989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.841123][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.841182][ T32] r4:00000001 [ 1350.841244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.841336][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.841400][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.841481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.841557][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.841633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.841692][ T32] r4:852cfa40 [ 1350.841769][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.841845][ T32] INFO: task kworker/1:979:5956 blocked for more than 477 seconds. [ 1350.841936][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.842004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.842062][ T32] task:kworker/1:979 state:D stack:0 pid:5956 tgid:5956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.842198][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.842329][ T32] Call trace: [ 1350.842427][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.842547][ T32] r10:8291a684 r9:ec925d84 r8:00000002 r7:60000013 r6:ec925d8c r5:85985400 [ 1350.842603][ T32] r4:85985400 [ 1350.842655][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.842788][ T32] r5:85985400 r4:8291a680 [ 1350.842940][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.843082][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.843220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 [ 1350.843283][ T32] r4:00000000 [ 1350.843334][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.843431][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.843520][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.843626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4b40 [ 1350.843683][ T32] r4:00000000 [ 1350.843732][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.843874][ T32] r9:83018205 r8:85985400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1350.843937][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.844042][ T32] r5:00001000 r4:eba83000 [ 1350.844127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.867977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.868211][ T32] r5:8594b38c r4:8594b000 [ 1350.868281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.868430][ T32] r7:ddde2d80 r6:83018200 r5:8594b38c r4:8497cd00 [ 1350.868523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.868669][ T32] r10:61c88647 r9:85985400 r8:8497cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.868746][ T32] r4:8497cd00 [ 1350.868813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.868939][ T32] r10:00000000 r9:8497cd00 r8:80287e08 r7:ec91de60 r6:8497cd80 r5:85985400 [ 1350.868991][ T32] r4:00000001 [ 1350.869047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.869157][ T32] Exception stack(0xec925fb0 to 0xec925ff8) [ 1350.869248][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.869318][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.869381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.869449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.869520][ T32] r4:849a4780 [ 1350.870933][ T32] INFO: task kworker/1:979:5956 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.871021][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.871177][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.871282][ T32] Call trace: [ 1350.871359][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.871484][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.871557][ T32] r4:00000000 [ 1350.871608][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.871705][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.871788][ T32] 9d20: dad0a000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.871864][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.871930][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.871990][ T32] r5:80070113 r4:80239bb0 [ 1350.872039][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.872136][ T32] r4:82ac21e4 [ 1350.872255][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.872381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.872435][ T32] r4:eaf29dc0 [ 1350.872483][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.872595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.872656][ T32] r4:00000000 [ 1350.872733][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.872864][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.872938][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.873047][ T32] r5:00001000 r4:dfd17000 [ 1350.873099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.873225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.873369][ T32] r5:852bd78c r4:852bd400 [ 1350.873427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.873547][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.873615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.873737][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.873809][ T32] r4:8530ac00 [ 1350.873864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.873989][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.874048][ T32] r4:00000001 [ 1350.874097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.889715][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.889854][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.889952][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.890037][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.890123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.890182][ T32] r4:852cfa40 [ 1350.890242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.890311][ T32] INFO: task kworker/1:980:5958 blocked for more than 477 seconds. [ 1350.890394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.890460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.890544][ T32] task:kworker/1:980 state:D stack:0 pid:5958 tgid:5958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.890705][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.890888][ T32] Call trace: [ 1350.890967][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.891098][ T32] r10:8291a684 r9:ec8edd84 r8:00000002 r7:60000113 r6:ec8edd8c r5:85986000 [ 1350.891180][ T32] r4:85986000 [ 1350.891241][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.891346][ T32] r5:85986000 r4:8291a680 [ 1350.891415][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.891507][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.891609][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ede08 [ 1350.891663][ T32] r4:00000000 [ 1350.891706][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.891799][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.891885][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.892009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4fc0 [ 1350.892066][ T32] r4:00000000 [ 1350.892145][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.892296][ T32] r9:83018205 r8:85986000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1350.892364][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.892471][ T32] r5:00001000 r4:ebc53000 [ 1350.892545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.892647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.892750][ T32] r5:8594bb8c r4:8594b800 [ 1350.892812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.892929][ T32] r7:ddde2d80 r6:83018200 r5:8594bb8c r4:8497ce00 [ 1350.893011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.893155][ T32] r10:61c88647 r9:85986000 r8:8497ce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.893218][ T32] r4:8497ce00 [ 1350.893270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.893385][ T32] r10:00000000 r9:8497ce00 r8:80287e08 r7:ec925e60 r6:8497ce80 r5:85986000 [ 1350.893460][ T32] r4:00000001 [ 1350.893554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.893654][ T32] Exception stack(0xec8edfb0 to 0xec8edff8) [ 1350.893721][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.893812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.893903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.894006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.894068][ T32] r4:849a49c0 [ 1350.906313][ T32] INFO: task kworker/1:980:5958 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.906493][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.906718][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.906944][ T32] Call trace: [ 1350.907025][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.907160][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.907221][ T32] r4:00000000 [ 1350.907273][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.907376][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.907450][ T32] 9d20: dafd8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.907523][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.907587][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.907679][ T32] r5:80070113 r4:80239bb0 [ 1350.907748][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.907862][ T32] r4:82ac21e4 [ 1350.907914][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.908025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.908090][ T32] r4:eaf29dc0 [ 1350.908225][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.908342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.908396][ T32] r4:00000000 [ 1350.908443][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.908558][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.908615][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.908713][ T32] r5:00001000 r4:dfd17000 [ 1350.908791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.908890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.908999][ T32] r5:852bd78c r4:852bd400 [ 1350.909050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.909160][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.909215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.909334][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.909392][ T32] r4:8530ac00 [ 1350.909453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.909568][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.909622][ T32] r4:00000001 [ 1350.909676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.909771][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.909837][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.909953][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.910038][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.910127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.910185][ T32] r4:852cfa40 [ 1350.910257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.910386][ T32] INFO: task kworker/1:981:5961 blocked for more than 477 seconds. [ 1350.910466][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.910552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.910630][ T32] task:kworker/1:981 state:D stack:0 pid:5961 tgid:5961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.910864][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.910964][ T32] Call trace: [ 1350.911115][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.911228][ T32] r10:8291a684 r9:ec931d84 r8:00000002 r7:60000013 r6:ec931d8c r5:85980000 [ 1350.911296][ T32] r4:85980000 [ 1350.911350][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.911453][ T32] r5:85980000 r4:8291a680 [ 1350.911506][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.911604][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.911710][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec931e08 [ 1350.911773][ T32] r4:00000000 [ 1350.911821][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.911927][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.912012][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.912132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a4ec0 [ 1350.912203][ T32] r4:00000000 [ 1350.912252][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.912355][ T32] r9:83018205 r8:85980000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.912403][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.912496][ T32] r5:00001000 r4:ebbc1000 [ 1350.912539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.912625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.912720][ T32] r5:8594b78c r4:8594b400 [ 1350.912796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.912910][ T32] r7:ddde2d80 r6:83018200 r5:8594b78c r4:8497cf00 [ 1350.912982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.913122][ T32] r10:61c88647 r9:85980000 r8:8497cf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.913231][ T32] r4:8497cf00 [ 1350.913294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.913411][ T32] r10:00000000 r9:8497cf00 r8:80287e08 r7:ec8ede60 r6:8497cf80 r5:85980000 [ 1350.913470][ T32] r4:00000001 [ 1350.913517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.913606][ T32] Exception stack(0xec931fb0 to 0xec931ff8) [ 1350.913687][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.913837][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.913921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.913985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.914059][ T32] r4:849a4bc0 [ 1350.951236][ T32] INFO: task kworker/1:981:5961 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.951424][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.951585][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.951739][ T32] Call trace: [ 1350.951847][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.951984][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.952069][ T32] r4:00000000 [ 1350.952130][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.952242][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.952336][ T32] 9d20: db3e8000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.952424][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.952515][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.952582][ T32] r5:80070113 r4:80239bb0 [ 1350.952632][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.952732][ T32] r4:82ac21e4 [ 1350.952795][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.952898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.952952][ T32] r4:eaf29dc0 [ 1350.952997][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.953142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.953205][ T32] r4:00000000 [ 1350.953253][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.953367][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.953424][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.953527][ T32] r5:00001000 r4:dfd17000 [ 1350.953578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.953675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.953808][ T32] r5:852bd78c r4:852bd400 [ 1350.953861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.953975][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.954029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.958293][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.958444][ T32] r4:8530ac00 [ 1350.958508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.958658][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.958715][ T32] r4:00000001 [ 1350.958797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.958896][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.958989][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.959069][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.959138][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.959248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.959346][ T32] r4:852cfa40 [ 1350.959447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.959543][ T32] INFO: task kworker/1:982:5964 blocked for more than 477 seconds. [ 1350.959619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.959679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.959749][ T32] task:kworker/1:982 state:D stack:0 pid:5964 tgid:5964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.959889][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.960006][ T32] Call trace: [ 1350.960083][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.960204][ T32] r10:8291a684 r9:ec92dd84 r8:00000002 r7:60000113 r6:ec92dd8c r5:85981800 [ 1350.960283][ T32] r4:85981800 [ 1350.960350][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.960456][ T32] r5:85981800 r4:8291a680 [ 1350.960508][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.960603][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.960709][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec92de08 [ 1350.960775][ T32] r4:00000000 [ 1350.960843][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.960942][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.961045][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.961151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497dec0 [ 1350.961204][ T32] r4:00000000 [ 1350.961249][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.961356][ T32] r9:83018205 r8:85981800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1350.961405][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.961523][ T32] r5:00001000 r4:ebc6d000 [ 1350.961585][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.961678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.961814][ T32] r5:8594bf8c r4:8594bc00 [ 1350.961897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.962012][ T32] r7:ddde2d80 r6:83018200 r5:8594bf8c r4:84aa1000 [ 1350.962083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.962202][ T32] r10:61c88647 r9:85981800 r8:84aa102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.962394][ T32] r4:84aa1000 [ 1350.962457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.962574][ T32] r10:00000000 r9:84aa1000 r8:80287e08 r7:ec8ede60 r6:84aa1080 r5:85981800 [ 1350.962634][ T32] r4:00000001 [ 1350.962683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.962823][ T32] Exception stack(0xec92dfb0 to 0xec92dff8) [ 1350.962898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.962987][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.963086][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.963164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.963223][ T32] r4:849a4dc0 [ 1350.990079][ T32] INFO: task kworker/1:982:5964 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1350.990290][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.990459][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.990591][ T32] Call trace: [ 1350.990692][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.990885][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1350.990979][ T32] r4:00000000 [ 1350.991037][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.991137][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1350.991211][ T32] 9d20: db6ac000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1350.991284][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1350.991350][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1350.991410][ T32] r5:80070113 r4:80239bb0 [ 1350.991460][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.991562][ T32] r4:82ac21e4 [ 1350.991625][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.991735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1350.991803][ T32] r4:eaf29dc0 [ 1350.991850][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.991949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1350.992003][ T32] r4:00000000 [ 1350.992051][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.992159][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1350.992208][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.992302][ T32] r5:00001000 r4:dfd17000 [ 1350.992348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.992481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.992619][ T32] r5:852bd78c r4:852bd400 [ 1350.992676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.992802][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1350.992907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.993061][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.993148][ T32] r4:8530ac00 [ 1350.993228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.993370][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1350.993432][ T32] r4:00000001 [ 1350.993488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.993580][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1350.993666][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.993748][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.993829][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.993903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.993982][ T32] r4:852cfa40 [ 1350.994045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.994112][ T32] INFO: task kworker/1:983:5966 blocked for more than 477 seconds. [ 1351.003088][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.003250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.003307][ T32] task:kworker/1:983 state:D stack:0 pid:5966 tgid:5966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.003468][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.003617][ T32] Call trace: [ 1351.003776][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.003912][ T32] r10:8291a684 r9:ec935d84 r8:00000002 r7:60000113 r6:ec935d8c r5:85984800 [ 1351.003975][ T32] r4:85984800 [ 1351.004027][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.004154][ T32] r5:85984800 r4:8291a680 [ 1351.008325][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.008465][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.008573][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec935e08 [ 1351.008639][ T32] r4:00000000 [ 1351.008702][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.008861][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.008969][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.009075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84997a00 [ 1351.009128][ T32] r4:00000000 [ 1351.009173][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.009297][ T32] r9:83018205 r8:85984800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1351.009354][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.009456][ T32] r5:00001000 r4:ebd85000 [ 1351.009529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.009644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.009786][ T32] r5:8595038c r4:85950000 [ 1351.009841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.009988][ T32] r7:ddde2d80 r6:83018200 r5:8595038c r4:84aa1100 [ 1351.010059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.010178][ T32] r10:61c88647 r9:85984800 r8:84aa112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.010236][ T32] r4:84aa1100 [ 1351.010302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.010424][ T32] r10:00000000 r9:84aa1100 r8:80287e08 r7:ec92de60 r6:84aa1180 r5:85984800 [ 1351.010497][ T32] r4:00000001 [ 1351.010568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.010677][ T32] Exception stack(0xec935fb0 to 0xec935ff8) [ 1351.010799][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.010881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.010951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.011026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.011083][ T32] r4:8497dfc0 [ 1351.012431][ T32] INFO: task kworker/1:983:5966 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.012518][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.012711][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.012841][ T32] Call trace: [ 1351.012981][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.013106][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.013183][ T32] r4:00000000 [ 1351.013273][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.013376][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.013444][ T32] 9d20: db6ac000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.013517][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.013583][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.013664][ T32] r5:80070113 r4:80239bb0 [ 1351.013746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.013858][ T32] r4:82ac21e4 [ 1351.013921][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.014031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.014101][ T32] r4:eaf29dc0 [ 1351.014243][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.033346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.033444][ T32] r4:00000000 [ 1351.033500][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.033723][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.033804][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.033917][ T32] r5:00001000 r4:dfd17000 [ 1351.034041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.039217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.039412][ T32] r5:852bd78c r4:852bd400 [ 1351.039466][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.039584][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.039644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.039784][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.039851][ T32] r4:8530ac00 [ 1351.039902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.040015][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.040087][ T32] r4:00000001 [ 1351.040149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.040237][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.040307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.040383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.040463][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.040588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.040659][ T32] r4:852cfa40 [ 1351.040717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.040814][ T32] INFO: task kworker/1:984:5968 blocked for more than 477 seconds. [ 1351.040897][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.040964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.041039][ T32] task:kworker/1:984 state:D stack:0 pid:5968 tgid:5968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.041204][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.041304][ T32] Call trace: [ 1351.041400][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.041549][ T32] r10:8291a684 r9:ec939d84 r8:00000002 r7:60000113 r6:ec939d8c r5:85986c00 [ 1351.041614][ T32] r4:85986c00 [ 1351.041664][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.041791][ T32] r5:85986c00 r4:8291a680 [ 1351.041863][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.041967][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.042075][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec939e08 [ 1351.042159][ T32] r4:00000000 [ 1351.042215][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.042307][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.042402][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.042511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223140 [ 1351.042568][ T32] r4:00000000 [ 1351.042619][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.042733][ T32] r9:83018205 r8:85986c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1351.042818][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.042924][ T32] r5:00001000 r4:ebde3000 [ 1351.042996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.043100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.043203][ T32] r5:8595078c r4:85950400 [ 1351.043253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.043368][ T32] r7:ddde2d80 r6:83018200 r5:8595078c r4:84aa1200 [ 1351.043436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.043548][ T32] r10:61c88647 r9:85986c00 r8:84aa122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.043626][ T32] r4:84aa1200 [ 1351.043681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.043868][ T32] r10:00000000 r9:84aa1200 r8:80287e08 r7:ec935e60 r6:84aa1280 r5:85986c00 [ 1351.043934][ T32] r4:00000001 [ 1351.044030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.044122][ T32] Exception stack(0xec939fb0 to 0xec939ff8) [ 1351.059030][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.059234][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.059310][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.059389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.059444][ T32] r4:849971c0 [ 1351.060814][ T32] INFO: task kworker/1:984:5968 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.060906][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.061104][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.061231][ T32] Call trace: [ 1351.061308][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.061440][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.061498][ T32] r4:00000000 [ 1351.061550][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.061648][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.061721][ T32] 9d20: dbacd000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.061806][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.061874][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.061935][ T32] r5:80070113 r4:80239bb0 [ 1351.061987][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.062087][ T32] r4:82ac21e4 [ 1351.062153][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.062293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.062364][ T32] r4:eaf29dc0 [ 1351.062417][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.062556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.062625][ T32] r4:00000000 [ 1351.062672][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.062822][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.062881][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.062986][ T32] r5:00001000 r4:dfd17000 [ 1351.063052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.063150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.063273][ T32] r5:852bd78c r4:852bd400 [ 1351.063329][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.063481][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.063544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.063663][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.063747][ T32] r4:8530ac00 [ 1351.063821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.063946][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.064005][ T32] r4:00000001 [ 1351.064056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.064193][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.085605][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.085777][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.085871][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.085971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.086054][ T32] r4:852cfa40 [ 1351.086117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.086203][ T32] INFO: task kworker/1:985:5970 blocked for more than 477 seconds. [ 1351.086276][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.086359][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.086417][ T32] task:kworker/1:985 state:D stack:0 pid:5970 tgid:5970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.086541][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.086666][ T32] Call trace: [ 1351.086739][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.086897][ T32] r10:8291a684 r9:ec93dd84 r8:00000002 r7:60000113 r6:ec93dd8c r5:8583bc00 [ 1351.086972][ T32] r4:8583bc00 [ 1351.087028][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.087160][ T32] r5:8583bc00 r4:8291a680 [ 1351.087219][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.087317][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.087450][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec93de08 [ 1351.087591][ T32] r4:00000000 [ 1351.087648][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.087750][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.087863][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.087970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223300 [ 1351.088028][ T32] r4:00000000 [ 1351.088079][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.088197][ T32] r9:83018205 r8:8583bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1351.088254][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.088358][ T32] r5:00001000 r4:ebe2f000 [ 1351.088436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.088541][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.088651][ T32] r5:85950b8c r4:85950800 [ 1351.088743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.088874][ T32] r7:ddde2d80 r6:83018200 r5:85950b8c r4:84aa1300 [ 1351.088931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.089047][ T32] r10:61c88647 r9:8583bc00 r8:84aa132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.089106][ T32] r4:84aa1300 [ 1351.089159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.089298][ T32] r10:00000000 r9:84aa1300 r8:80287e08 r7:ec939e60 r6:84aa1380 r5:8583bc00 [ 1351.089371][ T32] r4:00000001 [ 1351.089461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.089578][ T32] Exception stack(0xec93dfb0 to 0xec93dff8) [ 1351.089748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.089854][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.089933][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.090012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.090067][ T32] r4:84223080 [ 1351.091453][ T32] INFO: task kworker/1:985:5970 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.091543][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.091723][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.091849][ T32] Call trace: [ 1351.091925][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.092070][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.092133][ T32] r4:00000000 [ 1351.092185][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.092281][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.092351][ T32] 9d20: dbc20000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.092425][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.092490][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.092552][ T32] r5:80070113 r4:80239bb0 [ 1351.092623][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.092740][ T32] r4:82ac21e4 [ 1351.092801][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.092911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.092964][ T32] r4:eaf29dc0 [ 1351.093012][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.093147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.093208][ T32] r4:00000000 [ 1351.093256][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.093391][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.093451][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.093570][ T32] r5:00001000 r4:dfd17000 [ 1351.093632][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.093761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.093872][ T32] r5:852bd78c r4:852bd400 [ 1351.093938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.094079][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.094133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.115176][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.115293][ T32] r4:8530ac00 [ 1351.115353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.115508][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.115581][ T32] r4:00000001 [ 1351.115669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.115777][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.115874][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.116001][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.116079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.116156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.116210][ T32] r4:852cfa40 [ 1351.116266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.116356][ T32] INFO: task kworker/1:986:5972 blocked for more than 477 seconds. [ 1351.116435][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.116496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.116549][ T32] task:kworker/1:986 state:D stack:0 pid:5972 tgid:5972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.116707][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.116828][ T32] Call trace: [ 1351.116927][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.117057][ T32] r10:8291a684 r9:ec941d84 r8:00000002 r7:60000113 r6:ec941d8c r5:85840000 [ 1351.117115][ T32] r4:85840000 [ 1351.117164][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.117265][ T32] r5:85840000 r4:8291a680 [ 1351.117315][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.117409][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.117516][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 [ 1351.117576][ T32] r4:00000000 [ 1351.117624][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.117711][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.118039][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.118245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223500 [ 1351.118345][ T32] r4:00000000 [ 1351.118437][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.118587][ T32] r9:83018205 r8:85840000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1351.118658][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.118802][ T32] r5:00001000 r4:ebe8b000 [ 1351.118860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.118973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.119219][ T32] r5:85950f8c r4:85950c00 [ 1351.119294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.119412][ T32] r7:ddde2d80 r6:83018200 r5:85950f8c r4:84aa1400 [ 1351.119466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.119581][ T32] r10:61c88647 r9:85840000 r8:84aa142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.119638][ T32] r4:84aa1400 [ 1351.119686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.119809][ T32] r10:00000000 r9:84aa1400 r8:80287e08 r7:ec93de60 r6:84aa1480 r5:85840000 [ 1351.119865][ T32] r4:00000001 [ 1351.119951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.120069][ T32] Exception stack(0xec941fb0 to 0xec941ff8) [ 1351.120142][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.120214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.120296][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.120373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.120430][ T32] r4:84223180 [ 1351.121870][ T32] INFO: task kworker/1:986:5972 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.122051][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.122251][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.122390][ T32] Call trace: [ 1351.122470][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.122599][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.122656][ T32] r4:00000000 [ 1351.122705][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.122859][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.122942][ T32] 9d20: dbd13000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.123022][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.123087][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.123167][ T32] r5:80070113 r4:80239bb0 [ 1351.123225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.123345][ T32] r4:82ac21e4 [ 1351.123420][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.123534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.123593][ T32] r4:eaf29dc0 [ 1351.123641][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.123743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.123837][ T32] r4:00000000 [ 1351.123897][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.124014][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.124067][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.124187][ T32] r5:00001000 r4:dfd17000 [ 1351.153745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.154206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.155065][ T32] r5:852bd78c r4:852bd400 [ 1351.155165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.155310][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.155361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.155494][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.155558][ T32] r4:8530ac00 [ 1351.155606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.155739][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.155797][ T32] r4:00000001 [ 1351.155844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.155960][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.156050][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.156128][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.156213][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.156296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.156355][ T32] r4:852cfa40 [ 1351.156413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.156485][ T32] INFO: task kworker/1:987:5973 blocked for more than 477 seconds. [ 1351.156561][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.156647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.156709][ T32] task:kworker/1:987 state:D stack:0 pid:5973 tgid:5973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.156877][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.156971][ T32] Call trace: [ 1351.157097][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.157227][ T32] r10:8291a684 r9:ec921d84 r8:00000002 r7:60000113 r6:ec921d8c r5:85840c00 [ 1351.157287][ T32] r4:85840c00 [ 1351.157356][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.157486][ T32] r5:85840c00 r4:8291a680 [ 1351.157565][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.157688][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.157816][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec921e08 [ 1351.157877][ T32] r4:00000000 [ 1351.157927][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.158027][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.158159][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.158285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223600 [ 1351.158348][ T32] r4:00000000 [ 1351.158405][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.158524][ T32] r9:83018205 r8:85840c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1351.158600][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.158713][ T32] r5:00001000 r4:ebef7000 [ 1351.158802][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.158901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.159004][ T32] r5:8595138c r4:85951000 [ 1351.159054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.159177][ T32] r7:ddde2d80 r6:83018200 r5:8595138c r4:84aa1500 [ 1351.159262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.159395][ T32] r10:61c88647 r9:85840c00 r8:84aa152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.159469][ T32] r4:84aa1500 [ 1351.159521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.159696][ T32] r10:00000000 r9:84aa1500 r8:80287e08 r7:ec941e60 r6:84aa1580 r5:85840c00 [ 1351.159760][ T32] r4:00000001 [ 1351.159808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.159900][ T32] Exception stack(0xec921fb0 to 0xec921ff8) [ 1351.159967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.160047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.160115][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.160189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.160243][ T32] r4:84223180 [ 1351.161663][ T32] INFO: task kworker/1:987:5973 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.161769][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.162055][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.162361][ T32] Call trace: [ 1351.162441][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.162565][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.162621][ T32] r4:00000000 [ 1351.162669][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.162816][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.162889][ T32] 9d20: dbef0000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.162963][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.163055][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.163119][ T32] r5:80070113 r4:80239bb0 [ 1351.163172][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.163273][ T32] r4:82ac21e4 [ 1351.163323][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.163432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.163491][ T32] r4:eaf29dc0 [ 1351.163561][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.163692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.163791][ T32] r4:00000000 [ 1351.163872][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.163991][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.164060][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.164267][ T32] r5:00001000 r4:dfd17000 [ 1351.195098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.195281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.195383][ T32] r5:852bd78c r4:852bd400 [ 1351.195432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.195540][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.195592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.195751][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.195822][ T32] r4:8530ac00 [ 1351.195892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.196044][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.196134][ T32] r4:00000001 [ 1351.196196][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.196295][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.196373][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.196470][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.196553][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.196649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.196713][ T32] r4:852cfa40 [ 1351.196774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.196889][ T32] INFO: task kworker/1:988:5976 blocked for more than 477 seconds. [ 1351.196983][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.197062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.197119][ T32] task:kworker/1:988 state:D stack:0 pid:5976 tgid:5976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.197274][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.197376][ T32] Call trace: [ 1351.197502][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.197629][ T32] r10:8291a684 r9:ec945d84 r8:00000002 r7:60000113 r6:ec945d8c r5:85841800 [ 1351.197683][ T32] r4:85841800 [ 1351.197731][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.197835][ T32] r5:85841800 r4:8291a680 [ 1351.197885][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.197975][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.198084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec945e08 [ 1351.198134][ T32] r4:00000000 [ 1351.198178][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.198283][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.198404][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.198521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842237c0 [ 1351.198579][ T32] r4:00000000 [ 1351.198631][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.198815][ T32] r9:83018205 r8:85841800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1351.198882][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.198988][ T32] r5:00001000 r4:ebfa9000 [ 1351.199068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.199170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.199274][ T32] r5:8595178c r4:85951400 [ 1351.199324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.199557][ T32] r7:ddde2d80 r6:83018200 r5:8595178c r4:84aa1600 [ 1351.199627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.199746][ T32] r10:61c88647 r9:85841800 r8:84aa162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.199821][ T32] r4:84aa1600 [ 1351.199870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.200010][ T32] r10:00000000 r9:84aa1600 r8:80287e08 r7:ec921e60 r6:84aa1680 r5:85841800 [ 1351.200091][ T32] r4:00000001 [ 1351.200206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.200481][ T32] Exception stack(0xec945fb0 to 0xec945ff8) [ 1351.200574][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.200668][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.200747][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.200821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.200892][ T32] r4:84223400 [ 1351.202352][ T32] INFO: task kworker/1:988:5976 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.202627][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.202879][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.203029][ T32] Call trace: [ 1351.203137][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.203297][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.203362][ T32] r4:00000000 [ 1351.203417][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.203516][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.203590][ T32] 9d20: dc1c4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.203665][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.203731][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.203819][ T32] r5:80070113 r4:80239bb0 [ 1351.203877][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.203977][ T32] r4:82ac21e4 [ 1351.204037][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.225957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.226185][ T32] r4:eaf29dc0 [ 1351.226251][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.226400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.226460][ T32] r4:00000000 [ 1351.226511][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.226634][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.226717][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.226881][ T32] r5:00001000 r4:dfd17000 [ 1351.226942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.227053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.227177][ T32] r5:852bd78c r4:852bd400 [ 1351.227251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.227369][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.227420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.227531][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.227581][ T32] r4:8530ac00 [ 1351.227631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.227742][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.227801][ T32] r4:00000001 [ 1351.227847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.227955][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.228045][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.228119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.228190][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.228265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.228321][ T32] r4:852cfa40 [ 1351.228405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.228480][ T32] INFO: task kworker/1:989:5979 blocked for more than 477 seconds. [ 1351.228574][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.228646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.228703][ T32] task:kworker/1:989 state:D stack:0 pid:5979 tgid:5979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.228837][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.228939][ T32] Call trace: [ 1351.229082][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.229211][ T32] r10:8291a684 r9:ec94dd84 r8:00000002 r7:60000113 r6:ec94dd8c r5:85842400 [ 1351.229269][ T32] r4:85842400 [ 1351.229321][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.229424][ T32] r5:85842400 r4:8291a680 [ 1351.229474][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.229569][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.229696][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec94de08 [ 1351.229765][ T32] r4:00000000 [ 1351.229814][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.229903][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.229992][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.230144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842238c0 [ 1351.230206][ T32] r4:00000000 [ 1351.230274][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.230389][ T32] r9:83018205 r8:85842400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1351.230442][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.230662][ T32] r5:00001000 r4:ebfc9000 [ 1351.230724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.230862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.230968][ T32] r5:85951b8c r4:85951800 [ 1351.231046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.231166][ T32] r7:ddde2d80 r6:83018200 r5:85951b8c r4:84aa1700 [ 1351.231233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.231349][ T32] r10:61c88647 r9:85842400 r8:84aa172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.231405][ T32] r4:84aa1700 [ 1351.231451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.231581][ T32] r10:00000000 r9:84aa1700 r8:80287e08 r7:ec945e60 r6:84aa1780 r5:85842400 [ 1351.231678][ T32] r4:00000001 [ 1351.231747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.231892][ T32] Exception stack(0xec94dfb0 to 0xec94dff8) [ 1351.232004][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.232091][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.232176][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.232257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.232342][ T32] r4:84223640 [ 1351.233735][ T32] INFO: task kworker/1:989:5979 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.233826][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.234126][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.265351][ T32] Call trace: [ 1351.265457][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.265619][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.265676][ T32] r4:00000000 [ 1351.265730][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.265833][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.265929][ T32] 9d20: dc461000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.266013][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.266073][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.266129][ T32] r5:80070113 r4:80239bb0 [ 1351.266178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.266280][ T32] r4:82ac21e4 [ 1351.266331][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.266460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.266544][ T32] r4:eaf29dc0 [ 1351.266603][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.266717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.266827][ T32] r4:00000000 [ 1351.266888][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.267019][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.267095][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.267210][ T32] r5:00001000 r4:dfd17000 [ 1351.267288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.267391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.267512][ T32] r5:852bd78c r4:852bd400 [ 1351.267588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.267706][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.267762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.267877][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.267959][ T32] r4:8530ac00 [ 1351.268025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.268159][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.268231][ T32] r4:00000001 [ 1351.268301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.268405][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.268471][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.268543][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.268612][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.268689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.268747][ T32] r4:852cfa40 [ 1351.268805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.268867][ T32] INFO: task kworker/1:990:5980 blocked for more than 477 seconds. [ 1351.268936][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.269005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.269077][ T32] task:kworker/1:990 state:D stack:0 pid:5980 tgid:5980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.269227][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.269336][ T32] Call trace: [ 1351.269406][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.269516][ T32] r10:8291a684 r9:ec951d84 r8:00000002 r7:60000113 r6:ec951d8c r5:85843000 [ 1351.269569][ T32] r4:85843000 [ 1351.269618][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.269721][ T32] r5:85843000 r4:8291a680 [ 1351.269798][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.269906][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.270023][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec951e08 [ 1351.270080][ T32] r4:00000000 [ 1351.270129][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.270218][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.270328][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.270446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223a80 [ 1351.270508][ T32] r4:00000000 [ 1351.270558][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.270696][ T32] r9:83018205 r8:85843000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1351.270803][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.270920][ T32] r5:00001000 r4:ebfe1000 [ 1351.270971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.271077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.271194][ T32] r5:85951f8c r4:85951c00 [ 1351.271244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.271376][ T32] r7:ddde2d80 r6:83018200 r5:85951f8c r4:84aa1800 [ 1351.271443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.271559][ T32] r10:61c88647 r9:85843000 r8:84aa182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.271617][ T32] r4:84aa1800 [ 1351.271667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.271791][ T32] r10:00000000 r9:84aa1800 r8:80287e08 r7:ec94de60 r6:84aa1880 r5:85843000 [ 1351.271869][ T32] r4:00000001 [ 1351.271942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.272054][ T32] Exception stack(0xec951fb0 to 0xec951ff8) [ 1351.272172][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.272326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.272404][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.272481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.272540][ T32] r4:84223640 [ 1351.273926][ T32] INFO: task kworker/1:990:5980 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.274060][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.305516][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.305812][ T32] Call trace: [ 1351.305914][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.306067][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.306129][ T32] r4:00000000 [ 1351.306202][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.306307][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.306381][ T32] 9d20: dc705000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.306453][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.306517][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.306578][ T32] r5:80070113 r4:80239bb0 [ 1351.306628][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.306733][ T32] r4:82ac21e4 [ 1351.306826][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.306935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.306989][ T32] r4:eaf29dc0 [ 1351.307052][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.307179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.307260][ T32] r4:00000000 [ 1351.307326][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.307439][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.307504][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.307603][ T32] r5:00001000 r4:dfd17000 [ 1351.307675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.307775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.307873][ T32] r5:852bd78c r4:852bd400 [ 1351.307920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.308035][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.308085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.308196][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.308249][ T32] r4:8530ac00 [ 1351.308299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.308446][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.308510][ T32] r4:00000001 [ 1351.308564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.308658][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.308726][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.308805][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.308896][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.309009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.309090][ T32] r4:852cfa40 [ 1351.309154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.309271][ T32] INFO: task kworker/1:991:5981 blocked for more than 477 seconds. [ 1351.309468][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.309549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.309606][ T32] task:kworker/1:991 state:D stack:0 pid:5981 tgid:5981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.309801][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.309951][ T32] Call trace: [ 1351.310036][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.310153][ T32] r10:8291a684 r9:ec949d84 r8:00000002 r7:60000013 r6:ec949d8c r5:85844800 [ 1351.310213][ T32] r4:85844800 [ 1351.310264][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.310370][ T32] r5:85844800 r4:8291a680 [ 1351.310419][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.310516][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.310622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec949e08 [ 1351.310679][ T32] r4:00000000 [ 1351.310729][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.310854][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.310947][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.311071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223f40 [ 1351.311159][ T32] r4:00000000 [ 1351.311214][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.311313][ T32] r9:83018205 r8:85844800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1351.311362][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.311480][ T32] r5:00001000 r4:ec881000 [ 1351.311535][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.311625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.311740][ T32] r5:8595278c r4:85952400 [ 1351.311794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.311904][ T32] r7:ddde2d80 r6:83018200 r5:8595278c r4:84aa1900 [ 1351.311950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.312064][ T32] r10:61c88647 r9:85844800 r8:84aa192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.312134][ T32] r4:84aa1900 [ 1351.312216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.312332][ T32] r10:00000000 r9:84aa1900 r8:80287e08 r7:ec951e60 r6:84aa1980 r5:85844800 [ 1351.312388][ T32] r4:00000001 [ 1351.312435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.312523][ T32] Exception stack(0xec949fb0 to 0xec949ff8) [ 1351.312612][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.312689][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.312758][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.312855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.312933][ T32] r4:84223640 [ 1351.333530][ T32] INFO: task kworker/1:991:5981 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.333844][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.334067][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.355040][ T32] Call trace: [ 1351.355249][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.355413][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.355476][ T32] r4:00000000 [ 1351.355545][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.355651][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.355724][ T32] 9d20: dcfe0000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.355795][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.355858][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.355923][ T32] r5:80070113 r4:80239bb0 [ 1351.355971][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.356081][ T32] r4:82ac21e4 [ 1351.356128][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.356268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.356328][ T32] r4:eaf29dc0 [ 1351.356405][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.356514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.356563][ T32] r4:00000000 [ 1351.356610][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.356715][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.356767][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.356871][ T32] r5:00001000 r4:dfd17000 [ 1351.356923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.357030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.357165][ T32] r5:852bd78c r4:852bd400 [ 1351.357289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.357412][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.357461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.357594][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.357657][ T32] r4:8530ac00 [ 1351.357761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.357881][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.357937][ T32] r4:00000001 [ 1351.357985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.358082][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.358184][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.358296][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.358371][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.358442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.358493][ T32] r4:852cfa40 [ 1351.358546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.358652][ T32] INFO: task kworker/0:429:5984 blocked for more than 477 seconds. [ 1351.358737][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.358827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.358885][ T32] task:kworker/0:429 state:D stack:0 pid:5984 tgid:5984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.359021][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.359121][ T32] Call trace: [ 1351.359195][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.359307][ T32] r10:8291a684 r9:ec955d84 r8:00000002 r7:60000113 r6:ec955d8c r5:84b05400 [ 1351.359377][ T32] r4:84b05400 [ 1351.359437][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.359606][ T32] r5:84b05400 r4:8291a680 [ 1351.359659][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.359752][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.359853][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec955e08 [ 1351.359941][ T32] r4:00000000 [ 1351.359993][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.360082][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.360194][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.360302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849a3800 [ 1351.360411][ T32] r4:00000000 [ 1351.360506][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.360631][ T32] r9:83018005 r8:84b05400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1351.360685][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.360819][ T32] r5:00001000 r4:ec02d000 [ 1351.360872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.360969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.361118][ T32] r5:858b678c r4:858b6400 [ 1351.361200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.361321][ T32] r7:dddced80 r6:83018000 r5:858b678c r4:8479b000 [ 1351.361378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.361544][ T32] r10:61c88647 r9:84b05400 r8:8479b02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.361608][ T32] r4:8479b000 [ 1351.361658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.361770][ T32] r10:00000000 r9:8479b000 r8:80287e08 r7:ebce5e60 r6:8479b080 r5:84b05400 [ 1351.361826][ T32] r4:00000001 [ 1351.361897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.362060][ T32] Exception stack(0xec955fb0 to 0xec955ff8) [ 1351.362135][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.362206][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.362297][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.362413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.362478][ T32] r4:849a3e80 [ 1351.363914][ T32] INFO: task kworker/0:429:5984 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.364016][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.364298][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.379510][ T32] Call trace: [ 1351.379644][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.379810][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.379930][ T32] r4:00000000 [ 1351.379990][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.380103][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.380182][ T32] 9d20: dcfe0000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.380255][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.380321][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.380383][ T32] r5:80070113 r4:80239bb0 [ 1351.380434][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.380560][ T32] r4:82ac21e4 [ 1351.380617][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.380760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.380828][ T32] r4:eaf29dc0 [ 1351.380878][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.380985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.381050][ T32] r4:00000000 [ 1351.381101][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.381213][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.381292][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.381406][ T32] r5:00001000 r4:dfd17000 [ 1351.381458][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.381556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.381657][ T32] r5:852bd78c r4:852bd400 [ 1351.381709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.381859][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.381953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.382114][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.382251][ T32] r4:8530ac00 [ 1351.382325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.382440][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.382492][ T32] r4:00000001 [ 1351.382602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.382769][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.382847][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.382917][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.383017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.383101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.383157][ T32] r4:852cfa40 [ 1351.383330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.383463][ T32] INFO: task kworker/1:992:5985 blocked for more than 477 seconds. [ 1351.383546][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.383686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.383754][ T32] task:kworker/1:992 state:D stack:0 pid:5985 tgid:5985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.383922][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.384064][ T32] Call trace: [ 1351.384211][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.399407][ T32] r10:8291a684 r9:ec95dd84 r8:00000002 r7:60000013 r6:ec95dd8c r5:84b06000 [ 1351.399508][ T32] r4:84b06000 [ 1351.399563][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.399707][ T32] r5:84b06000 r4:8291a680 [ 1351.399859][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.400013][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.400129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec95de08 [ 1351.400188][ T32] r4:00000000 [ 1351.400237][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.400407][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.400601][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.400781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223dc0 [ 1351.401012][ T32] r4:00000000 [ 1351.401248][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.401369][ T32] r9:83018205 r8:84b06000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1351.401423][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.401605][ T32] r5:00001000 r4:ec009000 [ 1351.401681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.402044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.402153][ T32] r5:8595238c r4:85952000 [ 1351.402203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.402539][ T32] r7:ddde2d80 r6:83018200 r5:8595238c r4:84aa1a00 [ 1351.402608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.402726][ T32] r10:61c88647 r9:84b06000 r8:84aa1a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.402811][ T32] r4:84aa1a00 [ 1351.402862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.402966][ T32] r10:00000000 r9:84aa1a00 r8:80287e08 r7:ec949e60 r6:8479b100 r5:84b06000 [ 1351.403026][ T32] r4:00000001 [ 1351.403169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.403275][ T32] Exception stack(0xec95dfb0 to 0xec95dff8) [ 1351.403415][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.403495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.403563][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.403696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.403769][ T32] r4:84223900 [ 1351.416939][ T32] INFO: task kworker/1:992:5985 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.417136][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.417294][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.417865][ T32] Call trace: [ 1351.417957][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.418099][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.418158][ T32] r4:00000000 [ 1351.418212][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.418807][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.418894][ T32] 9d20: dd3fe000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.418969][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.419219][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.419294][ T32] r5:80070113 r4:80239bb0 [ 1351.419420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.419529][ T32] r4:82ac21e4 [ 1351.419617][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.419728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.419840][ T32] r4:eaf29dc0 [ 1351.420043][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.420356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.420469][ T32] r4:00000000 [ 1351.420815][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.420934][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.420988][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.421106][ T32] r5:00001000 r4:dfd17000 [ 1351.421239][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.421350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.421471][ T32] r5:852bd78c r4:852bd400 [ 1351.421528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.421680][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.421796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.421919][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.421977][ T32] r4:8530ac00 [ 1351.422038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.422156][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.422212][ T32] r4:00000001 [ 1351.422263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.422452][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.422540][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.422616][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.422718][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.422860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.422961][ T32] r4:852cfa40 [ 1351.423034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.423127][ T32] INFO: task kworker/0:430:5988 blocked for more than 477 seconds. [ 1351.423247][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.423424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.423494][ T32] task:kworker/0:430 state:D stack:0 pid:5988 tgid:5988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.423657][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.423773][ T32] Call trace: [ 1351.423885][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.424014][ T32] r10:8291a684 r9:ec959d84 r8:00000002 r7:60000113 r6:ec959d8c r5:84b04800 [ 1351.424100][ T32] r4:84b04800 [ 1351.454946][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.455639][ T32] r5:84b04800 r4:8291a680 [ 1351.455705][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.455805][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.456192][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec959e08 [ 1351.456284][ T32] r4:00000000 [ 1351.456342][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.456441][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.456600][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.456889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e2200 [ 1351.456956][ T32] r4:00000000 [ 1351.457019][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.457514][ T32] r9:83018005 r8:84b04800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1351.457599][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.457721][ T32] r5:00001000 r4:ec98d000 [ 1351.457778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.457962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.458121][ T32] r5:858b6b8c r4:858b6800 [ 1351.458185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.458309][ T32] r7:dddced80 r6:83018000 r5:858b6b8c r4:8479b180 [ 1351.458387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.458539][ T32] r10:61c88647 r9:84b04800 r8:8479b1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.458642][ T32] r4:8479b180 [ 1351.458700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.458848][ T32] r10:00000000 r9:8479b180 r8:80287e08 r7:ebce5e60 r6:8479b200 r5:84b04800 [ 1351.458932][ T32] r4:00000001 [ 1351.458985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.459131][ T32] Exception stack(0xec959fb0 to 0xec959ff8) [ 1351.459212][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.459317][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.459513][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.459602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.459661][ T32] r4:849a3c80 [ 1351.461100][ T32] INFO: task kworker/0:430:5988 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.461191][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.461371][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.461537][ T32] Call trace: [ 1351.461623][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.461813][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.461879][ T32] r4:00000000 [ 1351.461932][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.462039][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.462110][ T32] 9d20: dd86b000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.462214][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.462283][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.462376][ T32] r5:80070113 r4:80239bb0 [ 1351.462433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.462525][ T32] r4:82ac21e4 [ 1351.462571][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.462704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.462830][ T32] r4:eaf29dc0 [ 1351.462887][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.463010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.463070][ T32] r4:00000000 [ 1351.463168][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.463283][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.463335][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.463435][ T32] r5:00001000 r4:dfd17000 [ 1351.463504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.463738][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.463848][ T32] r5:852bd78c r4:852bd400 [ 1351.463899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.464164][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.495426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.495675][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.495756][ T32] r4:8530ac00 [ 1351.495843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.495965][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.496026][ T32] r4:00000001 [ 1351.496074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.496203][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.496316][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.496445][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.496523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.496599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.496653][ T32] r4:852cfa40 [ 1351.496782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.496871][ T32] INFO: task kworker/1:993:5990 blocked for more than 478 seconds. [ 1351.496948][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.497020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.497075][ T32] task:kworker/1:993 state:D stack:0 pid:5990 tgid:5990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.497249][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.497405][ T32] Call trace: [ 1351.497483][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.497608][ T32] r10:8291a684 r9:ec96dd84 r8:00000002 r7:60000013 r6:ec96dd8c r5:858fbc00 [ 1351.497665][ T32] r4:858fbc00 [ 1351.497713][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.497870][ T32] r5:858fbc00 r4:8291a680 [ 1351.497928][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.498070][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.498208][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec96de08 [ 1351.498299][ T32] r4:00000000 [ 1351.498359][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.498439][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.498590][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.498769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84223a00 [ 1351.498937][ T32] r4:00000000 [ 1351.499010][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.499163][ T32] r9:83018205 r8:858fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1351.499316][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.499516][ T32] r5:00001000 r4:ec969000 [ 1351.499580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.499672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.499851][ T32] r5:85952b8c r4:85952800 [ 1351.499977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.500101][ T32] r7:ddde2d80 r6:83018200 r5:85952b8c r4:84aa1a80 [ 1351.500182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.500385][ T32] r10:61c88647 r9:858fbc00 r8:84aa1aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.500447][ T32] r4:84aa1a80 [ 1351.500496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.500858][ T32] r10:00000000 r9:84aa1a80 r8:80287e08 r7:ec949e60 r6:8479b280 r5:858fbc00 [ 1351.500965][ T32] r4:00000001 [ 1351.501030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.501122][ T32] Exception stack(0xec96dfb0 to 0xec96dff8) [ 1351.501318][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.501547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.501662][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.501930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.502043][ T32] r4:84223d00 [ 1351.503497][ T32] INFO: task kworker/1:993:5990 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.503597][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.504052][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.535177][ T32] Call trace: [ 1351.535323][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.535503][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.535572][ T32] r4:00000000 [ 1351.535668][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.535801][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.535903][ T32] 9d20: de206000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.536014][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.536097][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.536164][ T32] r5:80070113 r4:80239bb0 [ 1351.536234][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.536354][ T32] r4:82ac21e4 [ 1351.536412][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.536528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.536589][ T32] r4:eaf29dc0 [ 1351.536657][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.536796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.536867][ T32] r4:00000000 [ 1351.536924][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.537052][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.537110][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.537214][ T32] r5:00001000 r4:dfd17000 [ 1351.537285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.537387][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.537484][ T32] r5:852bd78c r4:852bd400 [ 1351.537541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.537693][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.537769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.537916][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.538017][ T32] r4:8530ac00 [ 1351.538067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.538187][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.538261][ T32] r4:00000001 [ 1351.538315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.538411][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.538476][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.538534][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.538602][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.538689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.538779][ T32] r4:852cfa40 [ 1351.538880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.538984][ T32] INFO: task kworker/1:994:5992 blocked for more than 478 seconds. [ 1351.539101][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.539206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.539262][ T32] task:kworker/1:994 state:D stack:0 pid:5992 tgid:5992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.539366][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.539525][ T32] Call trace: [ 1351.539621][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.539739][ T32] r10:8291a684 r9:ec985d84 r8:00000002 r7:60000013 r6:ec985d8c r5:850e0000 [ 1351.539835][ T32] r4:850e0000 [ 1351.539883][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.539973][ T32] r5:850e0000 r4:8291a680 [ 1351.540017][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.540157][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.540325][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec985e08 [ 1351.540427][ T32] r4:00000000 [ 1351.540489][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.540582][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.540686][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.540825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bc180 [ 1351.540882][ T32] r4:00000000 [ 1351.540933][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.541047][ T32] r9:83018205 r8:850e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1351.541105][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.541194][ T32] r5:00001000 r4:ec975000 [ 1351.541238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.541358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.541493][ T32] r5:85952f8c r4:85952c00 [ 1351.541582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.541718][ T32] r7:ddde2d80 r6:83018200 r5:85952f8c r4:84aa1b00 [ 1351.541793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.541917][ T32] r10:61c88647 r9:850e0000 r8:84aa1b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.542003][ T32] r4:84aa1b00 [ 1351.542064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.542186][ T32] r10:00000000 r9:84aa1b00 r8:80287e08 r7:ec96de60 r6:8479b300 r5:850e0000 [ 1351.542236][ T32] r4:00000001 [ 1351.542275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.542350][ T32] Exception stack(0xec985fb0 to 0xec985ff8) [ 1351.542402][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.542495][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.542601][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.542680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.542781][ T32] r4:84223f00 [ 1351.565715][ T32] INFO: task kworker/1:994:5992 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.565918][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.566128][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.566255][ T32] Call trace: [ 1351.566366][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.566584][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.566654][ T32] r4:00000000 [ 1351.566700][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.566853][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.566926][ T32] 9d20: de3c6000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.567011][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.567073][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.567123][ T32] r5:80070113 r4:80239bb0 [ 1351.567180][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.567291][ T32] r4:82ac21e4 [ 1351.567342][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.567453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.567505][ T32] r4:eaf29dc0 [ 1351.567543][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.567756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.567822][ T32] r4:00000000 [ 1351.567867][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.567967][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.568093][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.568219][ T32] r5:00001000 r4:dfd17000 [ 1351.568320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.568432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.568666][ T32] r5:852bd78c r4:852bd400 [ 1351.568725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.568861][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.568935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.569178][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.569239][ T32] r4:8530ac00 [ 1351.569283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.569404][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.569453][ T32] r4:00000001 [ 1351.569504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.569596][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.569654][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.569714][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.569800][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.570110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.570229][ T32] r4:852cfa40 [ 1351.570291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.570347][ T32] INFO: task kworker/1:995:5994 blocked for more than 478 seconds. [ 1351.570439][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.570539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.570603][ T32] task:kworker/1:995 state:D stack:0 pid:5994 tgid:5994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.570717][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.570832][ T32] Call trace: [ 1351.570893][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.571021][ T32] r10:8291a684 r9:ec995d84 r8:00000002 r7:60000113 r6:ec995d8c r5:850e0c00 [ 1351.571088][ T32] r4:850e0c00 [ 1351.571146][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.571254][ T32] r5:850e0c00 r4:8291a680 [ 1351.571329][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.571440][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.571549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec995e08 [ 1351.571707][ T32] r4:00000000 [ 1351.571810][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.572482][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.572589][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.572700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bc540 [ 1351.572778][ T32] r4:00000000 [ 1351.572859][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.572982][ T32] r9:83018205 r8:850e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1351.573043][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.573140][ T32] r5:00001000 r4:e0541000 [ 1351.573267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.573371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.573484][ T32] r5:8595378c r4:85953400 [ 1351.573534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.573651][ T32] r7:ddde2d80 r6:83018200 r5:8595378c r4:84aa1b80 [ 1351.573698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.573911][ T32] r10:61c88647 r9:850e0c00 r8:84aa1bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.573990][ T32] r4:84aa1b80 [ 1351.574091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.597375][ T32] r10:00000000 r9:84aa1b80 r8:80287e08 r7:ec985e60 r6:8479b380 r5:850e0c00 [ 1351.597474][ T32] r4:00000001 [ 1351.597524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.597718][ T32] Exception stack(0xec995fb0 to 0xec995ff8) [ 1351.597830][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.597953][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.598047][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.598154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.598261][ T32] r4:847bc000 [ 1351.599718][ T32] INFO: task kworker/1:995:5994 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.599857][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.600271][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.600511][ T32] Call trace: [ 1351.600717][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.600870][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.600941][ T32] r4:00000000 [ 1351.601010][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.601210][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.601426][ T32] 9d20: de76e000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.601519][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.601633][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.601758][ T32] r5:80070113 r4:80239bb0 [ 1351.601824][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.601944][ T32] r4:82ac21e4 [ 1351.602028][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.602177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.602278][ T32] r4:eaf29dc0 [ 1351.602355][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.602483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.602551][ T32] r4:00000000 [ 1351.602607][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.602731][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.602835][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.602948][ T32] r5:00001000 r4:dfd17000 [ 1351.603008][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.603141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.603261][ T32] r5:852bd78c r4:852bd400 [ 1351.603316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.603479][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.603586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.603756][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.603910][ T32] r4:8530ac00 [ 1351.603979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.604190][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.634116][ T32] r4:00000001 [ 1351.635051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.635235][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.635319][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.635443][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.635586][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.635682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.635759][ T32] r4:852cfa40 [ 1351.635827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.635921][ T32] INFO: task kworker/1:996:5995 blocked for more than 478 seconds. [ 1351.636022][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.636110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.636193][ T32] task:kworker/1:996 state:D stack:0 pid:5995 tgid:5995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.636340][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.636456][ T32] Call trace: [ 1351.636539][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.636650][ T32] r10:8291a684 r9:ec999d84 r8:00000002 r7:60000013 r6:ec999d8c r5:850e1800 [ 1351.636722][ T32] r4:850e1800 [ 1351.636785][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.636865][ T32] r5:850e1800 r4:8291a680 [ 1351.636899][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.637017][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.637142][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec999e08 [ 1351.637210][ T32] r4:00000000 [ 1351.637268][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.637365][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.637487][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.637605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bc440 [ 1351.637662][ T32] r4:00000000 [ 1351.637719][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.637881][ T32] r9:83018205 r8:850e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1351.637959][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.638077][ T32] r5:00001000 r4:df91f000 [ 1351.638134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.638238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.638365][ T32] r5:8595338c r4:85953000 [ 1351.638420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.638574][ T32] r7:ddde2d80 r6:83018200 r5:8595338c r4:84aa1c00 [ 1351.638655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.638878][ T32] r10:61c88647 r9:850e1800 r8:84aa1c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.638983][ T32] r4:84aa1c00 [ 1351.639058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.639179][ T32] r10:00000000 r9:84aa1c00 r8:80287e08 r7:ec995e60 r6:8479b400 r5:850e1800 [ 1351.639242][ T32] r4:00000001 [ 1351.639294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.639389][ T32] Exception stack(0xec999fb0 to 0xec999ff8) [ 1351.639460][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.639531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.639599][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.639679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.639742][ T32] r4:847bc000 [ 1351.641170][ T32] INFO: task kworker/1:996:5995 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.641270][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.641404][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.641531][ T32] Call trace: [ 1351.641665][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.641802][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.641881][ T32] r4:00000000 [ 1351.641929][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.642031][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.642111][ T32] 9d20: deab4000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.642190][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.642254][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.642320][ T32] r5:80070113 r4:80239bb0 [ 1351.642410][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.642584][ T32] r4:82ac21e4 [ 1351.642658][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.642854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.642926][ T32] r4:eaf29dc0 [ 1351.642970][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.643159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.643215][ T32] r4:00000000 [ 1351.643256][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.643392][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.643450][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.643638][ T32] r5:00001000 r4:dfd17000 [ 1351.643706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.643818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.643933][ T32] r5:852bd78c r4:852bd400 [ 1351.644048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.670289][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.670453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.670648][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.670721][ T32] r4:8530ac00 [ 1351.670840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.670967][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.671027][ T32] r4:00000001 [ 1351.671144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.671288][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.671380][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.671454][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.671513][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.671608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.671682][ T32] r4:852cfa40 [ 1351.671827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.671962][ T32] INFO: task kworker/0:431:5997 blocked for more than 478 seconds. [ 1351.672092][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.672161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.672246][ T32] task:kworker/0:431 state:D stack:0 pid:5997 tgid:5997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.672388][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.672504][ T32] Call trace: [ 1351.672615][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.672773][ T32] r10:8291a684 r9:ec961d84 r8:00000002 r7:60000113 r6:ec961d8c r5:850e2400 [ 1351.672842][ T32] r4:850e2400 [ 1351.672902][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.673018][ T32] r5:850e2400 r4:8291a680 [ 1351.673145][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.673267][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.673397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec961e08 [ 1351.673489][ T32] r4:00000000 [ 1351.673558][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.673682][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.673802][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.673919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e2c40 [ 1351.674024][ T32] r4:00000000 [ 1351.674123][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.683967][ T32] r9:83018005 r8:850e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1351.684107][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.684967][ T32] r5:00001000 r4:eb7b9000 [ 1351.685050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.685191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.685333][ T32] r5:858b738c r4:858b7000 [ 1351.685415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.685562][ T32] r7:dddced80 r6:83018000 r5:858b738c r4:8479b480 [ 1351.685630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.685813][ T32] r10:61c88647 r9:850e2400 r8:8479b4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.685885][ T32] r4:8479b480 [ 1351.685941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.686066][ T32] r10:00000000 r9:8479b480 r8:80287e08 r7:ebce5e60 r6:8479b500 r5:850e2400 [ 1351.686142][ T32] r4:00000001 [ 1351.686200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.686305][ T32] Exception stack(0xec961fb0 to 0xec961ff8) [ 1351.686384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.686492][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.686608][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.686698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.686793][ T32] r4:846e2080 [ 1351.688174][ T32] INFO: task kworker/0:431:5997 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.688287][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.688503][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.688690][ T32] Call trace: [ 1351.688796][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.688927][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.688992][ T32] r4:00000000 [ 1351.689050][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.689179][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.689247][ T32] 9d20: deefb000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.689354][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.689431][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.689501][ T32] r5:80070113 r4:80239bb0 [ 1351.689557][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.689667][ T32] r4:82ac21e4 [ 1351.689738][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.689889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.689980][ T32] r4:eaf29dc0 [ 1351.690044][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.690156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.690221][ T32] r4:00000000 [ 1351.690331][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.690444][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.690495][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.690605][ T32] r5:00001000 r4:dfd17000 [ 1351.690679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.690828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.690942][ T32] r5:852bd78c r4:852bd400 [ 1351.691002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.691124][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.691213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.691342][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.691436][ T32] r4:8530ac00 [ 1351.691509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.691634][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.691698][ T32] r4:00000001 [ 1351.691761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.691863][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.691937][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.692025][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.692101][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.692185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.692241][ T32] r4:852cfa40 [ 1351.692287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.692357][ T32] INFO: task kworker/1:997:6000 blocked for more than 478 seconds. [ 1351.692440][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.692562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.692627][ T32] task:kworker/1:997 state:D stack:0 pid:6000 tgid:6000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.692744][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.692856][ T32] Call trace: [ 1351.692984][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.693118][ T32] r10:8291a684 r9:ec9b5d84 r8:00000002 r7:60000113 r6:ec9b5d8c r5:850e4800 [ 1351.693212][ T32] r4:850e4800 [ 1351.693303][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.693418][ T32] r5:850e4800 r4:8291a680 [ 1351.693474][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.693604][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.693727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b5e08 [ 1351.693805][ T32] r4:00000000 [ 1351.693860][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.694025][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.730267][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.730538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bc640 [ 1351.730608][ T32] r4:00000000 [ 1351.730664][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.730827][ T32] r9:83018205 r8:850e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1351.730898][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.731016][ T32] r5:00001000 r4:eacc9000 [ 1351.731077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.731177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.731325][ T32] r5:85953b8c r4:85953800 [ 1351.731392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.731517][ T32] r7:ddde2d80 r6:83018200 r5:85953b8c r4:84aa1c80 [ 1351.731578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.731727][ T32] r10:61c88647 r9:850e4800 r8:84aa1cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.731815][ T32] r4:84aa1c80 [ 1351.731873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.732028][ T32] r10:00000000 r9:84aa1c80 r8:80287e08 r7:ec995e60 r6:8479b580 r5:850e4800 [ 1351.732143][ T32] r4:00000001 [ 1351.732219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.732325][ T32] Exception stack(0xec9b5fb0 to 0xec9b5ff8) [ 1351.732435][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.732549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.732635][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.732713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.732787][ T32] r4:847bc340 [ 1351.739490][ T32] INFO: task kworker/1:997:6000 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.739776][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.740065][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.740268][ T32] Call trace: [ 1351.740363][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.740495][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.740556][ T32] r4:00000000 [ 1351.740609][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.740767][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.740868][ T32] 9d20: df41f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.740935][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.740991][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.741044][ T32] r5:80070113 r4:80239bb0 [ 1351.741095][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.741208][ T32] r4:82ac21e4 [ 1351.741268][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.741380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.741441][ T32] r4:eaf29dc0 [ 1351.741496][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.741614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.741675][ T32] r4:00000000 [ 1351.741731][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.741970][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.742070][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.742190][ T32] r5:00001000 r4:dfd17000 [ 1351.742248][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.742376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.742536][ T32] r5:852bd78c r4:852bd400 [ 1351.742638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.742789][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.742901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.743159][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.743271][ T32] r4:8530ac00 [ 1351.743344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.743471][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.743535][ T32] r4:00000001 [ 1351.743655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.743770][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.743847][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.743943][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.744026][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.744158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.770074][ T32] r4:852cfa40 [ 1351.770180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.770264][ T32] INFO: task kworker/1:998:6002 blocked for more than 478 seconds. [ 1351.770345][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.770422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.770496][ T32] task:kworker/1:998 state:D stack:0 pid:6002 tgid:6002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.770641][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.770834][ T32] Call trace: [ 1351.771021][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.771162][ T32] r10:8291a684 r9:ec9d9d84 r8:00000002 r7:60000113 r6:ec9d9d8c r5:850e5400 [ 1351.771227][ T32] r4:850e5400 [ 1351.771284][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.771396][ T32] r5:850e5400 r4:8291a680 [ 1351.771454][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.771557][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.771667][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d9e08 [ 1351.771729][ T32] r4:00000000 [ 1351.771821][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.771923][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.772051][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.772179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bc940 [ 1351.772242][ T32] r4:00000000 [ 1351.772296][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.772416][ T32] r9:83018205 r8:850e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1351.772477][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.772654][ T32] r5:00001000 r4:eb367000 [ 1351.772720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.772842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.772956][ T32] r5:8595c38c r4:8595c000 [ 1351.773187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.773337][ T32] r7:ddde2d80 r6:83018200 r5:8595c38c r4:84aa1d00 [ 1351.773399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.773526][ T32] r10:61c88647 r9:850e5400 r8:84aa1d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.773629][ T32] r4:84aa1d00 [ 1351.773694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.773831][ T32] r10:00000000 r9:84aa1d00 r8:80287e08 r7:ec9b5e60 r6:8479b600 r5:850e5400 [ 1351.773895][ T32] r4:00000001 [ 1351.773943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.774052][ T32] Exception stack(0xec9d9fb0 to 0xec9d9ff8) [ 1351.785195][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.785390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.785552][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.785646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.785705][ T32] r4:847bc5c0 [ 1351.787101][ T32] INFO: task kworker/1:998:6002 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.787240][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.787492][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.787653][ T32] Call trace: [ 1351.787740][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.787965][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.788036][ T32] r4:00000000 [ 1351.788096][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.788252][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.788342][ T32] 9d20: df857000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.788422][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.788500][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.788630][ T32] r5:80070113 r4:80239bb0 [ 1351.788729][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.788861][ T32] r4:82ac21e4 [ 1351.788977][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.789108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.789276][ T32] r4:eaf29dc0 [ 1351.789325][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.789417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.789522][ T32] r4:00000000 [ 1351.789796][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.789970][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.790192][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.790325][ T32] r5:00001000 r4:dfd17000 [ 1351.790555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.790671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.790809][ T32] r5:852bd78c r4:852bd400 [ 1351.790882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.790998][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.791061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.791215][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.791292][ T32] r4:8530ac00 [ 1351.791363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.791504][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.791571][ T32] r4:00000001 [ 1351.791626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.791720][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.791806][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.791903][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.791982][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.792068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.792118][ T32] r4:852cfa40 [ 1351.792226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.792307][ T32] INFO: task kworker/1:999:6003 blocked for more than 478 seconds. [ 1351.792426][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.792596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.792671][ T32] task:kworker/1:999 state:D stack:0 pid:6003 tgid:6003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.792874][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.793049][ T32] Call trace: [ 1351.793131][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.793255][ T32] r10:8291a684 r9:ec9ddd84 r8:00000002 r7:60000113 r6:ec9ddd8c r5:850e3c00 [ 1351.793316][ T32] r4:850e3c00 [ 1351.793380][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.793600][ T32] r5:850e3c00 r4:8291a680 [ 1351.793692][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.793826][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.793959][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9dde08 [ 1351.794022][ T32] r4:00000000 [ 1351.794075][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.794170][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.833060][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.833252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bc7c0 [ 1351.833310][ T32] r4:00000000 [ 1351.833360][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.833480][ T32] r9:83018205 r8:850e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.833537][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.833643][ T32] r5:00001000 r4:eb0cb000 [ 1351.833688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.833797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.833897][ T32] r5:85953f8c r4:85953c00 [ 1351.833944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.834114][ T32] r7:ddde2d80 r6:83018200 r5:85953f8c r4:84aa1d80 [ 1351.834632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.834879][ T32] r10:61c88647 r9:850e3c00 r8:84aa1dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.834956][ T32] r4:84aa1d80 [ 1351.835028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.835156][ T32] r10:00000000 r9:84aa1d80 r8:80287e08 r7:ec9d9e60 r6:8479b680 r5:850e3c00 [ 1351.835211][ T32] r4:00000001 [ 1351.835260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.835349][ T32] Exception stack(0xec9ddfb0 to 0xec9ddff8) [ 1351.835424][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.835493][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.835558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.835634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.835696][ T32] r4:847bc5c0 [ 1351.837081][ T32] INFO: task kworker/1:999:6003 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.837169][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.837317][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.837403][ T32] Call trace: [ 1351.837459][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.837553][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.837597][ T32] r4:00000000 [ 1351.837651][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.837759][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.837829][ T32] 9d20: dfd6f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.837978][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.838065][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.838125][ T32] r5:80070113 r4:80239bb0 [ 1351.838177][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.838272][ T32] r4:82ac21e4 [ 1351.838313][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.838423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.838478][ T32] r4:eaf29dc0 [ 1351.838531][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.838656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.838714][ T32] r4:00000000 [ 1351.838803][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.838922][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.838969][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.839072][ T32] r5:00001000 r4:dfd17000 [ 1351.839123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.839220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.839329][ T32] r5:852bd78c r4:852bd400 [ 1351.839383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.839534][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.839610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.839719][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.839786][ T32] r4:8530ac00 [ 1351.839838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.839955][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.840011][ T32] r4:00000001 [ 1351.840062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.840149][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.840215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.840285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.840361][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.840438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.840499][ T32] r4:852cfa40 [ 1351.840555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.840628][ T32] INFO: task kworker/1:1000:6005 blocked for more than 478 seconds. [ 1351.840716][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.840791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.840839][ T32] task:kworker/1:1000 state:D stack:0 pid:6005 tgid:6005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.840957][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.841065][ T32] Call trace: [ 1351.841139][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.841261][ T32] r10:8291a684 r9:ec9e5d84 r8:00000002 r7:600f0113 r6:ec9e5d8c r5:850e3000 [ 1351.841322][ T32] r4:850e3000 [ 1351.841382][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.841509][ T32] r5:850e3000 r4:8291a680 [ 1351.841578][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.841694][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.841820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e5e08 [ 1351.841881][ T32] r4:00000000 [ 1351.841966][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.842065][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.842186][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.842304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bcfc0 [ 1351.842363][ T32] r4:00000000 [ 1351.842416][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.842524][ T32] r9:83018205 r8:850e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1351.842572][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.842671][ T32] r5:00001000 r4:eb987000 [ 1351.842721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.842856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.842959][ T32] r5:8595cf8c r4:8595cc00 [ 1351.843004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.843110][ T32] r7:ddde2d80 r6:83018200 r5:8595cf8c r4:84aa1e00 [ 1351.843160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.843583][ T32] r10:61c88647 r9:850e3000 r8:84aa1e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.843674][ T32] r4:84aa1e00 [ 1351.843729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.843862][ T32] r10:00000000 r9:84aa1e00 r8:80287e08 r7:ec9d9e60 r6:8479b700 r5:850e3000 [ 1351.843921][ T32] r4:00000001 [ 1351.843972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.844066][ T32] Exception stack(0xec9e5fb0 to 0xec9e5ff8) [ 1351.844143][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.868380][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.868534][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.868601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.868650][ T32] r4:847bc4c0 [ 1351.869977][ T32] INFO: task kworker/1:1000:6005 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.870060][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.870205][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.870391][ T32] Call trace: [ 1351.870526][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.870648][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.870695][ T32] r4:00000000 [ 1351.870736][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.870870][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.870942][ T32] 9d20: dff38000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.871015][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.871071][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.871119][ T32] r5:80070113 r4:80239bb0 [ 1351.871160][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.871245][ T32] r4:82ac21e4 [ 1351.871286][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.871372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.871416][ T32] r4:eaf29dc0 [ 1351.871453][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.871538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.871597][ T32] r4:00000000 [ 1351.871642][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.871737][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.871782][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.871899][ T32] r5:00001000 r4:dfd17000 [ 1351.871954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.872065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.872191][ T32] r5:852bd78c r4:852bd400 [ 1351.872271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.872431][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.872495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.872611][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.872667][ T32] r4:8530ac00 [ 1351.872716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.872849][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.872907][ T32] r4:00000001 [ 1351.872954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.873047][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.873104][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.873173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.873234][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.873298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.873400][ T32] r4:852cfa40 [ 1351.873457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.873533][ T32] INFO: task kworker/1:1001:6007 blocked for more than 478 seconds. [ 1351.873626][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.873686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.873751][ T32] task:kworker/1:1001 state:D stack:0 pid:6007 tgid:6007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.873869][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.874025][ T32] Call trace: [ 1351.874148][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.893392][ T32] r10:8291a684 r9:ec9edd84 r8:00000002 r7:60000013 r6:ec9edd8c r5:850e6000 [ 1351.893492][ T32] r4:850e6000 [ 1351.893550][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.893694][ T32] r5:850e6000 r4:8291a680 [ 1351.893746][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.893848][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.894007][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ede08 [ 1351.894100][ T32] r4:00000000 [ 1351.904873][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.905136][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.905252][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.905354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bc780 [ 1351.905415][ T32] r4:00000000 [ 1351.905483][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.905611][ T32] r9:83018205 r8:850e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1351.905670][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.905786][ T32] r5:00001000 r4:eb517000 [ 1351.905839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.905940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.906075][ T32] r5:8595c78c r4:8595c400 [ 1351.906124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.906244][ T32] r7:ddde2d80 r6:83018200 r5:8595c78c r4:84aa1e80 [ 1351.906298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.906430][ T32] r10:61c88647 r9:850e6000 r8:84aa1eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.906483][ T32] r4:84aa1e80 [ 1351.906523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.906635][ T32] r10:00000000 r9:84aa1e80 r8:80287e08 r7:ec9e5e60 r6:8479b780 r5:850e6000 [ 1351.906695][ T32] r4:00000001 [ 1351.906779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.906882][ T32] Exception stack(0xec9edfb0 to 0xec9edff8) [ 1351.907019][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.907110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.907201][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.907284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.907350][ T32] r4:847bc780 [ 1351.908791][ T32] INFO: task kworker/1:1001:6007 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.908905][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.909096][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.909218][ T32] Call trace: [ 1351.909320][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.909493][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.909566][ T32] r4:00000000 [ 1351.909621][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.909722][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.909793][ T32] 9d20: e0265000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.909862][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.909930][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.909988][ T32] r5:80070113 r4:80239bb0 [ 1351.910052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.910150][ T32] r4:82ac21e4 [ 1351.910224][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.910346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.910410][ T32] r4:eaf29dc0 [ 1351.910461][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.910573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.910635][ T32] r4:00000000 [ 1351.910682][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.910834][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.910886][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.910983][ T32] r5:00001000 r4:dfd17000 [ 1351.911050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.911143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.911256][ T32] r5:852bd78c r4:852bd400 [ 1351.911324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.911450][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.911519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.911648][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.911708][ T32] r4:8530ac00 [ 1351.911755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.911873][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.911930][ T32] r4:00000001 [ 1351.911976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.912079][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.912163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.912244][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.912320][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.912387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.912448][ T32] r4:852cfa40 [ 1351.912508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.912615][ T32] INFO: task kworker/1:1002:6010 blocked for more than 478 seconds. [ 1351.912708][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.912773][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.912833][ T32] task:kworker/1:1002 state:D stack:0 pid:6010 tgid:6010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.912940][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.913051][ T32] Call trace: [ 1351.913126][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.913242][ T32] r10:8291a684 r9:ec9a9d84 r8:00000002 r7:60000013 r6:ec9a9d8c r5:85846c00 [ 1351.913301][ T32] r4:85846c00 [ 1351.913357][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.913456][ T32] r5:85846c00 r4:8291a680 [ 1351.913512][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.913617][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.913745][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a9e08 [ 1351.913813][ T32] r4:00000000 [ 1351.913870][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.913962][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.914079][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.934966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bcec0 [ 1351.935133][ T32] r4:00000000 [ 1351.935199][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.935369][ T32] r9:83018205 r8:85846c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1351.935444][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.935554][ T32] r5:00001000 r4:eb947000 [ 1351.935606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.935735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.935876][ T32] r5:8595cb8c r4:8595c800 [ 1351.935972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.936101][ T32] r7:ddde2d80 r6:83018200 r5:8595cb8c r4:84aa1f00 [ 1351.936188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.936314][ T32] r10:61c88647 r9:85846c00 r8:84aa1f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.936369][ T32] r4:84aa1f00 [ 1351.936441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.936566][ T32] r10:00000000 r9:84aa1f00 r8:80287e08 r7:ec9e5e60 r6:84aa1f80 r5:85846c00 [ 1351.936630][ T32] r4:00000001 [ 1351.936693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.936794][ T32] Exception stack(0xec9a9fb0 to 0xec9a9ff8) [ 1351.936867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.936934][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.937023][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.937121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.937181][ T32] r4:847bca40 [ 1351.938512][ T32] INFO: task kworker/1:1002:6010 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.938613][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.938782][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.938896][ T32] Call trace: [ 1351.938963][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.939071][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.939113][ T32] r4:00000000 [ 1351.939149][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.939223][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.939273][ T32] 9d20: e0387000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.939325][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.939372][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.939414][ T32] r5:80070113 r4:80239bb0 [ 1351.939451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.939524][ T32] r4:82ac21e4 [ 1351.939560][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.939639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.939678][ T32] r4:eaf29dc0 [ 1351.939712][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.939792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.939832][ T32] r4:00000000 [ 1351.939894][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.939982][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.940030][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.940107][ T32] r5:00001000 r4:dfd17000 [ 1351.940142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.940213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.940290][ T32] r5:852bd78c r4:852bd400 [ 1351.940326][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.940410][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.940447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.940532][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.940573][ T32] r4:8530ac00 [ 1351.940608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.940700][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.940741][ T32] r4:00000001 [ 1351.940799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.940886][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.940939][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.941030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.941084][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.941138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.941179][ T32] r4:852cfa40 [ 1351.941216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.941265][ T32] INFO: task kworker/0:432:6012 blocked for more than 478 seconds. [ 1351.941322][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.941389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.941432][ T32] task:kworker/0:432 state:D stack:0 pid:6012 tgid:6012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.941514][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.941587][ T32] Call trace: [ 1351.941641][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.941759][ T32] r10:8291a684 r9:ec9a5d84 r8:00000002 r7:60000113 r6:ec9a5d8c r5:850e6c00 [ 1351.941814][ T32] r4:850e6c00 [ 1351.941864][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.941968][ T32] r5:850e6c00 r4:8291a680 [ 1351.942068][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.942206][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.942328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a5e08 [ 1351.942398][ T32] r4:00000000 [ 1351.942469][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.942568][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.942691][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.942847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845e8280 [ 1351.942924][ T32] r4:00000000 [ 1351.942981][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.943102][ T32] r9:83018005 r8:850e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.943150][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.943255][ T32] r5:00001000 r4:ebcaf000 [ 1351.943349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.943461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.943588][ T32] r5:84b6af8c r4:84b6ac00 [ 1351.943650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.943769][ T32] r7:dddced80 r6:83018000 r5:84b6af8c r4:8479b800 [ 1351.943830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.943966][ T32] r10:61c88647 r9:850e6c00 r8:8479b82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.944078][ T32] r4:8479b800 [ 1351.944210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.973458][ T32] r10:00000000 r9:8479b800 r8:80287e08 r7:ebce5e60 r6:8479b880 r5:850e6c00 [ 1351.973562][ T32] r4:00000001 [ 1351.973625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.973770][ T32] Exception stack(0xec9a5fb0 to 0xec9a5ff8) [ 1351.973857][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.973937][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.974024][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.974106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.974665][ T32] r4:846e2ac0 [ 1351.976124][ T32] INFO: task kworker/0:432:6012 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1351.976238][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.976415][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.976547][ T32] Call trace: [ 1351.976625][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.976759][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1351.976825][ T32] r4:00000000 [ 1351.976884][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.977033][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1351.977118][ T32] 9d20: e0690000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1351.977199][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1351.977277][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1351.977338][ T32] r5:80070113 r4:80239bb0 [ 1351.977389][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.977517][ T32] r4:82ac21e4 [ 1351.977582][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.977697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1351.977756][ T32] r4:eaf29dc0 [ 1351.977806][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.977915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1351.978023][ T32] r4:00000000 [ 1351.978089][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.978241][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1351.978315][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.978451][ T32] r5:00001000 r4:dfd17000 [ 1351.978525][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.978655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.978853][ T32] r5:852bd78c r4:852bd400 [ 1351.978953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.979102][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1351.979161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.979281][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.979360][ T32] r4:8530ac00 [ 1351.979418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.979599][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1351.979683][ T32] r4:00000001 [ 1351.979731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.979830][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1351.979914][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.980039][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.980133][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.980231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.980332][ T32] r4:852cfa40 [ 1351.980409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.980480][ T32] INFO: task kworker/0:433:6013 blocked for more than 478 seconds. [ 1351.980556][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.980616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.980665][ T32] task:kworker/0:433 state:D stack:0 pid:6013 tgid:6013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.980788][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.980886][ T32] Call trace: [ 1351.980954][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.981086][ T32] r10:8291a684 r9:ec9e9d84 r8:00000002 r7:60000113 r6:ec9e9d8c r5:84b18000 [ 1351.981152][ T32] r4:84b18000 [ 1351.981210][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.981307][ T32] r5:84b18000 r4:8291a680 [ 1351.981351][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.981455][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.981612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e9e08 [ 1351.981678][ T32] r4:00000000 [ 1351.981749][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.981840][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.981923][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.982029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e2f80 [ 1351.982082][ T32] r4:00000000 [ 1351.982129][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.982237][ T32] r9:83018005 r8:84b18000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1351.982290][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.982390][ T32] r5:00001000 r4:eb8eb000 [ 1351.982465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.982580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.982716][ T32] r5:858b7b8c r4:858b7800 [ 1351.982809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.982927][ T32] r7:dddced80 r6:83018000 r5:858b7b8c r4:8479b900 [ 1351.982978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.983102][ T32] r10:61c88647 r9:84b18000 r8:8479b92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.983167][ T32] r4:8479b900 [ 1351.983222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.983332][ T32] r10:00000000 r9:8479b900 r8:80287e08 r7:ec9a5e60 r6:8479b980 r5:84b18000 [ 1351.983393][ T32] r4:00000001 [ 1351.983440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.983576][ T32] Exception stack(0xec9e9fb0 to 0xec9e9ff8) [ 1351.983671][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.983771][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.983874][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.983952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.984021][ T32] r4:846e2ac0 [ 1352.016207][ T32] INFO: task kworker/0:433:6013 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1352.016413][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.016634][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.016787][ T32] Call trace: [ 1352.016895][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.017057][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1352.017114][ T32] r4:00000000 [ 1352.017166][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.017278][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1352.017424][ T32] 9d20: e0b39000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1352.017503][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1352.017557][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1352.017639][ T32] r5:80070113 r4:80239bb0 [ 1352.017699][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.017851][ T32] r4:82ac21e4 [ 1352.017912][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.018015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1352.018073][ T32] r4:eaf29dc0 [ 1352.018125][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.018237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1352.018314][ T32] r4:00000000 [ 1352.018383][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.018551][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1352.018639][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.018796][ T32] r5:00001000 r4:dfd17000 [ 1352.018888][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.019011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.019151][ T32] r5:852bd78c r4:852bd400 [ 1352.019216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.019352][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1352.019415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.019540][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.019607][ T32] r4:8530ac00 [ 1352.019662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.019787][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1352.019863][ T32] r4:00000001 [ 1352.019920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.020022][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1352.020122][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.020215][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.020287][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.020379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.020458][ T32] r4:852cfa40 [ 1352.020520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.020607][ T32] INFO: task kworker/0:434:6016 blocked for more than 478 seconds. [ 1352.020692][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.020762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.020833][ T32] task:kworker/0:434 state:D stack:0 pid:6016 tgid:6016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.020956][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.021071][ T32] Call trace: [ 1352.021194][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.021315][ T32] r10:8291a684 r9:ec9f5d84 r8:00000002 r7:60000113 r6:ec9f5d8c r5:84b18c00 [ 1352.021380][ T32] r4:84b18c00 [ 1352.021441][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.021551][ T32] r5:84b18c00 r4:8291a680 [ 1352.021600][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.021698][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.021847][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f5e08 [ 1352.021925][ T32] r4:00000000 [ 1352.021981][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.022095][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.022245][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.022395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e2440 [ 1352.022469][ T32] r4:00000000 [ 1352.022535][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.022681][ T32] r9:83018005 r8:84b18c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.022777][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.022889][ T32] r5:00001000 r4:eb9eb000 [ 1352.022960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.023092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.023209][ T32] r5:858b7f8c r4:858b7c00 [ 1352.023276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.023396][ T32] r7:dddced80 r6:83018000 r5:858b7f8c r4:8479ba00 [ 1352.023481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.023623][ T32] r10:61c88647 r9:84b18c00 r8:8479ba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.023704][ T32] r4:8479ba00 [ 1352.023762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.023891][ T32] r10:00000000 r9:8479ba00 r8:80287e08 r7:ec9a5e60 r6:8479ba80 r5:84b18c00 [ 1352.023965][ T32] r4:00000001 [ 1352.024026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.024131][ T32] Exception stack(0xec9f5fb0 to 0xec9f5ff8) [ 1352.044882][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.045083][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.045165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.045245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.045304][ T32] r4:846e2e00 [ 1352.046715][ T32] INFO: task kworker/0:434:6016 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1352.046861][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.047054][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.047213][ T32] Call trace: [ 1352.047296][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.047437][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1352.047501][ T32] r4:00000000 [ 1352.047560][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.047674][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1352.047766][ T32] 9d20: e0d83000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1352.047845][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1352.047915][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1352.047981][ T32] r5:80070113 r4:80239bb0 [ 1352.048067][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.048191][ T32] r4:82ac21e4 [ 1352.048262][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.048378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1352.048446][ T32] r4:eaf29dc0 [ 1352.048518][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.048636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1352.048699][ T32] r4:00000000 [ 1352.048760][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.048883][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1352.048960][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.049066][ T32] r5:00001000 r4:dfd17000 [ 1352.049116][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.049216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.049339][ T32] r5:852bd78c r4:852bd400 [ 1352.049414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.049541][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1352.049591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.049703][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.049782][ T32] r4:8530ac00 [ 1352.049834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.049954][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1352.050032][ T32] r4:00000001 [ 1352.050085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.050181][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1352.050256][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.050330][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.050403][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.050473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.050532][ T32] r4:852cfa40 [ 1352.050581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.050649][ T32] INFO: task kworker/1:1003:6019 blocked for more than 478 seconds. [ 1352.050727][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.050839][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.050895][ T32] task:kworker/1:1003 state:D stack:0 pid:6019 tgid:6019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.051021][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.051140][ T32] Call trace: [ 1352.051218][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.051339][ T32] r10:8291a684 r9:ec9fdd84 r8:00000002 r7:60000013 r6:ec9fdd8c r5:84b19800 [ 1352.051397][ T32] r4:84b19800 [ 1352.051452][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.051557][ T32] r5:84b19800 r4:8291a680 [ 1352.051610][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.051705][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.051823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 [ 1352.051889][ T32] r4:00000000 [ 1352.051941][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.052062][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.052171][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.052279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bca80 [ 1352.052339][ T32] r4:00000000 [ 1352.052391][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.052505][ T32] r9:83018205 r8:84b19800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.052564][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.052675][ T32] r5:00001000 r4:eb9ab000 [ 1352.052719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.052810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.052911][ T32] r5:8595d38c r4:8595d000 [ 1352.052961][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.053073][ T32] r7:ddde2d80 r6:83018200 r5:8595d38c r4:846ee000 [ 1352.053132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.053248][ T32] r10:61c88647 r9:84b19800 r8:846ee02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.053305][ T32] r4:846ee000 [ 1352.053352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.053491][ T32] r10:00000000 r9:846ee000 r8:80287e08 r7:ec9e5e60 r6:8479bb00 r5:84b19800 [ 1352.053568][ T32] r4:00000001 [ 1352.053642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.053758][ T32] Exception stack(0xec9fdfb0 to 0xec9fdff8) [ 1352.053844][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.053920][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.054009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.054095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.054192][ T32] r4:847bc9c0 [ 1352.079442][ T32] INFO: task kworker/1:1003:6019 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1352.079608][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.079806][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.079945][ T32] Call trace: [ 1352.080037][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.080176][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1352.080237][ T32] r4:00000000 [ 1352.080293][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.080404][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1352.080483][ T32] 9d20: e0f7f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1352.080577][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1352.080660][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1352.080728][ T32] r5:80070113 r4:80239bb0 [ 1352.080786][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.080928][ T32] r4:82ac21e4 [ 1352.080997][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.081169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1352.081248][ T32] r4:eaf29dc0 [ 1352.081304][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.081417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1352.081494][ T32] r4:00000000 [ 1352.081573][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.081700][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1352.081775][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.081888][ T32] r5:00001000 r4:dfd17000 [ 1352.081955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.082058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.082165][ T32] r5:852bd78c r4:852bd400 [ 1352.082213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.082314][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1352.082357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.082471][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.082583][ T32] r4:8530ac00 [ 1352.082642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.082801][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1352.082876][ T32] r4:00000001 [ 1352.082926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.083034][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1352.083105][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.083179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.083250][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.083340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.083431][ T32] r4:852cfa40 [ 1352.083517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.083605][ T32] INFO: task kworker/1:1004:6021 blocked for more than 478 seconds. [ 1352.083686][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.083751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.083807][ T32] task:kworker/1:1004 state:D stack:0 pid:6021 tgid:6021 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.083916][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.084023][ T32] Call trace: [ 1352.084111][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.105126][ T32] r10:8291a684 r9:eca01d84 r8:00000002 r7:60000113 r6:eca01d8c r5:85846000 [ 1352.105218][ T32] r4:85846000 [ 1352.105295][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.105450][ T32] r5:85846000 r4:8291a680 [ 1352.105511][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.105622][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.105738][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca01e08 [ 1352.105791][ T32] r4:00000000 [ 1352.105831][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.105916][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.106046][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.106161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b837c0 [ 1352.106220][ T32] r4:00000000 [ 1352.106302][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.106429][ T32] r9:83018205 r8:85846000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1352.106491][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.106611][ T32] r5:00001000 r4:ebd27000 [ 1352.106666][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.106787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.106880][ T32] r5:8595df8c r4:8595dc00 [ 1352.106927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.107052][ T32] r7:ddde2d80 r6:83018200 r5:8595df8c r4:846ee080 [ 1352.107103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.107212][ T32] r10:61c88647 r9:85846000 r8:846ee0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.107292][ T32] r4:846ee080 [ 1352.107344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.107457][ T32] r10:00000000 r9:846ee080 r8:80287e08 r7:ec9fde60 r6:846ee100 r5:85846000 [ 1352.107507][ T32] r4:00000001 [ 1352.107567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.107662][ T32] Exception stack(0xeca01fb0 to 0xeca01ff8) [ 1352.107742][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.107853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.107936][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.108027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.108095][ T32] r4:847bcf80 [ 1352.109479][ T32] INFO: task kworker/1:1004:6021 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1352.109634][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.109820][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.109937][ T32] Call trace: [ 1352.110033][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.110180][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1352.110264][ T32] r4:00000000 [ 1352.110357][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.110474][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1352.110550][ T32] 9d20: e10a3000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1352.110626][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1352.110689][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1352.110770][ T32] r5:80070113 r4:80239bb0 [ 1352.110833][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.110928][ T32] r4:82ac21e4 [ 1352.110983][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.111109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1352.111170][ T32] r4:eaf29dc0 [ 1352.111221][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.111334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1352.111392][ T32] r4:00000000 [ 1352.111444][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.111564][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1352.111644][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.111774][ T32] r5:00001000 r4:dfd17000 [ 1352.111845][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.111949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.112063][ T32] r5:852bd78c r4:852bd400 [ 1352.112123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.112249][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1352.112326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.112451][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.112520][ T32] r4:8530ac00 [ 1352.112592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.112730][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1352.112803][ T32] r4:00000001 [ 1352.112855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.112948][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1352.113033][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.113112][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.113185][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.113261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.113338][ T32] r4:852cfa40 [ 1352.113399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.113472][ T32] INFO: task kworker/0:435:6023 blocked for more than 478 seconds. [ 1352.113557][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.113617][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.113672][ T32] task:kworker/0:435 state:D stack:0 pid:6023 tgid:6023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.113820][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.113923][ T32] Call trace: [ 1352.114036][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.114299][ T32] r10:8291a684 r9:eca09d84 r8:00000002 r7:60000113 r6:eca09d8c r5:85845400 [ 1352.146156][ T32] r4:85845400 [ 1352.146267][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.146440][ T32] r5:85845400 r4:8291a680 [ 1352.146516][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.146631][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.146735][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca09e08 [ 1352.146839][ T32] r4:00000000 [ 1352.146894][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.146994][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.147130][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.147279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e2280 [ 1352.147362][ T32] r4:00000000 [ 1352.147454][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.147591][ T32] r9:83018005 r8:85845400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1352.147665][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.147784][ T32] r5:00001000 r4:ebba3000 [ 1352.147844][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.147949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.148075][ T32] r5:8595db8c r4:8595d800 [ 1352.148149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.148293][ T32] r7:dddced80 r6:83018000 r5:8595db8c r4:8479bb80 [ 1352.148371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.148513][ T32] r10:61c88647 r9:85845400 r8:8479bbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.148600][ T32] r4:8479bb80 [ 1352.148660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.148784][ T32] r10:00000000 r9:8479bb80 r8:80287e08 r7:ec9a5e60 r6:846ee180 r5:85845400 [ 1352.148827][ T32] r4:00000001 [ 1352.148863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.148935][ T32] Exception stack(0xeca09fb0 to 0xeca09ff8) [ 1352.149024][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.149128][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.149205][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.149307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.149376][ T32] r4:846e2840 [ 1352.150729][ T32] INFO: task kworker/0:435:6023 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1352.150859][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.151020][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.151130][ T32] Call trace: [ 1352.151213][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.151350][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1352.151436][ T32] r4:00000000 [ 1352.151521][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.151647][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1352.151744][ T32] 9d20: e1618000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1352.151834][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1352.151908][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1352.151981][ T32] r5:80070113 r4:80239bb0 [ 1352.152060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.152178][ T32] r4:82ac21e4 [ 1352.152230][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.152340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1352.152394][ T32] r4:eaf29dc0 [ 1352.152441][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.152553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1352.152626][ T32] r4:00000000 [ 1352.152684][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.152837][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1352.152897][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.153010][ T32] r5:00001000 r4:dfd17000 [ 1352.153071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.153171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.153298][ T32] r5:852bd78c r4:852bd400 [ 1352.153350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.153474][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1352.153542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.153665][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.153739][ T32] r4:8530ac00 [ 1352.153794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.153920][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1352.153980][ T32] r4:00000001 [ 1352.154033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.154123][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1352.171092][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.171272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.171370][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.171476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.171558][ T32] r4:852cfa40 [ 1352.171625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.171739][ T32] INFO: task kworker/1:1005:6024 blocked for more than 478 seconds. [ 1352.171824][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.171882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.171942][ T32] task:kworker/1:1005 state:D stack:0 pid:6024 tgid:6024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.172200][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.172356][ T32] Call trace: [ 1352.172442][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.172595][ T32] r10:8291a684 r9:ec9f9d84 r8:00000002 r7:60000013 r6:ec9f9d8c r5:84b1a400 [ 1352.172664][ T32] r4:84b1a400 [ 1352.172713][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.172825][ T32] r5:84b1a400 r4:8291a680 [ 1352.172880][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.173011][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.173125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f9e08 [ 1352.173195][ T32] r4:00000000 [ 1352.173248][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.173359][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.173464][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.173592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b83100 [ 1352.173654][ T32] r4:00000000 [ 1352.173708][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.173851][ T32] r9:83018205 r8:84b1a400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.173962][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.174097][ T32] r5:00001000 r4:ebb7d000 [ 1352.189341][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.189566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.189786][ T32] r5:8595d78c r4:8595d400 [ 1352.189908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.190053][ T32] r7:ddde2d80 r6:83018200 r5:8595d78c r4:846ee200 [ 1352.190109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.190237][ T32] r10:61c88647 r9:84b1a400 r8:846ee22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.190299][ T32] r4:846ee200 [ 1352.190354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.190477][ T32] r10:00000000 r9:846ee200 r8:80287e08 r7:eca01e60 r6:8479bc00 r5:84b1a400 [ 1352.190531][ T32] r4:00000001 [ 1352.190588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.190687][ T32] Exception stack(0xec9f9fb0 to 0xec9f9ff8) [ 1352.190788][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.190889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.190962][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.191057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.191123][ T32] r4:83b83180 [ 1352.192506][ T32] INFO: task kworker/1:1005:6024 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1352.192621][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.192765][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.192877][ T32] Call trace: [ 1352.192959][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.193098][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1352.193155][ T32] r4:00000000 [ 1352.193207][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.193300][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1352.193372][ T32] 9d20: e1912000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1352.193472][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1352.193541][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1352.193608][ T32] r5:80070113 r4:80239bb0 [ 1352.193670][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.193789][ T32] r4:82ac21e4 [ 1352.193848][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.193971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1352.194070][ T32] r4:eaf29dc0 [ 1352.194189][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.205181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1352.205286][ T32] r4:00000000 [ 1352.205357][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.205516][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1352.205574][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.205695][ T32] r5:00001000 r4:dfd17000 [ 1352.205810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.205910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.206043][ T32] r5:852bd78c r4:852bd400 [ 1352.206105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.206228][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1352.206283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.206399][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.206466][ T32] r4:8530ac00 [ 1352.206525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.206694][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1352.206810][ T32] r4:00000001 [ 1352.206865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.206961][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1352.207051][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.207137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.207199][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.207261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.207326][ T32] r4:852cfa40 [ 1352.207425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.207509][ T32] INFO: task kworker/1:1006:6026 blocked for more than 478 seconds. [ 1352.207586][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.207652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.207758][ T32] task:kworker/1:1006 state:D stack:0 pid:6026 tgid:6026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.207911][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.208054][ T32] Call trace: [ 1352.208151][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.208292][ T32] r10:8291a684 r9:eca05d84 r8:00000002 r7:60000113 r6:eca05d8c r5:84b1b000 [ 1352.208355][ T32] r4:84b1b000 [ 1352.208405][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.208504][ T32] r5:84b1b000 r4:8291a680 [ 1352.208553][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.208645][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.208750][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca05e08 [ 1352.208800][ T32] r4:00000000 [ 1352.208844][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.208925][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.209012][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.209109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b83b40 [ 1352.209159][ T32] r4:00000000 [ 1352.209220][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.209332][ T32] r9:83018205 r8:84b1b000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1352.209396][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.209507][ T32] r5:00001000 r4:ebe17000 [ 1352.209551][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.209675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.209786][ T32] r5:8595eb8c r4:8595e800 [ 1352.209832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.209938][ T32] r7:ddde2d80 r6:83018200 r5:8595eb8c r4:846ee280 [ 1352.209984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.210101][ T32] r10:61c88647 r9:84b1b000 r8:846ee2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.210152][ T32] r4:846ee280 [ 1352.210194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.210305][ T32] r10:00000000 r9:846ee280 r8:80287e08 r7:eca01e60 r6:8479bc80 r5:84b1b000 [ 1352.210354][ T32] r4:00000001 [ 1352.210397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.210506][ T32] Exception stack(0xeca05fb0 to 0xeca05ff8) [ 1352.210575][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.210640][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.210710][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.210826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.210914][ T32] r4:83b83280 [ 1352.212309][ T32] INFO: task kworker/1:1006:6026 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1352.212419][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.212575][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.212710][ T32] Call trace: [ 1352.212839][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.212970][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1352.213047][ T32] r4:00000000 [ 1352.213109][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.213252][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1352.213337][ T32] 9d20: e1912000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1352.213401][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1352.213461][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1352.213527][ T32] r5:80070113 r4:80239bb0 [ 1352.213605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.213705][ T32] r4:82ac21e4 [ 1352.213763][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.213909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1352.213980][ T32] r4:eaf29dc0 [ 1352.214080][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.245091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1352.245200][ T32] r4:00000000 [ 1352.245290][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.245458][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1352.245522][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.245636][ T32] r5:00001000 r4:dfd17000 [ 1352.245691][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.245810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.245928][ T32] r5:852bd78c r4:852bd400 [ 1352.245986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.246141][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1352.246199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.246308][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.246365][ T32] r4:8530ac00 [ 1352.246461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.246608][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1352.246675][ T32] r4:00000001 [ 1352.246730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.246875][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1352.246951][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.247043][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.247124][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.247245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.247377][ T32] r4:852cfa40 [ 1352.247454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.247548][ T32] INFO: task kworker/0:436:6028 blocked for more than 478 seconds. [ 1352.247661][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.247732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.247796][ T32] task:kworker/0:436 state:D stack:0 pid:6028 tgid:6028 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.247951][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.248073][ T32] Call trace: [ 1352.248151][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.248274][ T32] r10:8291a684 r9:eca11d84 r8:00000002 r7:60000113 r6:eca11d8c r5:84b1bc00 [ 1352.248339][ T32] r4:84b1bc00 [ 1352.248418][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.248523][ T32] r5:84b1bc00 r4:8291a680 [ 1352.248569][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.248669][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.248778][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 [ 1352.248832][ T32] r4:00000000 [ 1352.248878][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.248964][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.249060][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.249157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845e80c0 [ 1352.249209][ T32] r4:00000000 [ 1352.249285][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.249405][ T32] r9:83018005 r8:84b1bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1352.249459][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.249576][ T32] r5:00001000 r4:ebbcf000 [ 1352.249643][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.249766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.249874][ T32] r5:84b6b38c r4:84b6b000 [ 1352.249928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.250043][ T32] r7:dddced80 r6:83018000 r5:84b6b38c r4:8479bd00 [ 1352.250114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.250261][ T32] r10:61c88647 r9:84b1bc00 r8:8479bd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.250342][ T32] r4:8479bd00 [ 1352.250407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.250523][ T32] r10:00000000 r9:8479bd00 r8:80287e08 r7:ec9a5e60 r6:8479bd80 r5:84b1bc00 [ 1352.250607][ T32] r4:00000001 [ 1352.250678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.250828][ T32] Exception stack(0xeca11fb0 to 0xeca11ff8) [ 1352.250907][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.250987][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.251088][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.251210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.251299][ T32] r4:846e2180 [ 1352.252679][ T32] INFO: task kworker/0:436:6028 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1352.252795][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.252944][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.253078][ T32] Call trace: [ 1352.253160][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.253292][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1352.253357][ T32] r4:00000000 [ 1352.253407][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.253514][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1352.253607][ T32] 9d20: e1c42000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1352.253699][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1352.253785][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1352.253852][ T32] r5:80070113 r4:80239bb0 [ 1352.253922][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.254041][ T32] r4:82ac21e4 [ 1352.254110][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.286592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1352.286705][ T32] r4:eaf29dc0 [ 1352.286802][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.286952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1352.287033][ T32] r4:00000000 [ 1352.287088][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.287209][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1352.287291][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.287410][ T32] r5:00001000 r4:dfd17000 [ 1352.287484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.287591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.287704][ T32] r5:852bd78c r4:852bd400 [ 1352.287806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.287948][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1352.288014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.288168][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.288245][ T32] r4:8530ac00 [ 1352.288302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.288421][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1352.288473][ T32] r4:00000001 [ 1352.288523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.288663][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1352.288753][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.288871][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.288965][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.289062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.289126][ T32] r4:852cfa40 [ 1352.289197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.289279][ T32] INFO: task kworker/0:437:6030 blocked for more than 478 seconds. [ 1352.289354][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.289432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.289491][ T32] task:kworker/0:437 state:D stack:0 pid:6030 tgid:6030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.289614][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.289710][ T32] Call trace: [ 1352.289791][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.289897][ T32] r10:8291a684 r9:eca0dd84 r8:00000002 r7:60000113 r6:eca0dd8c r5:84b1c800 [ 1352.289950][ T32] r4:84b1c800 [ 1352.289995][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.290101][ T32] r5:84b1c800 r4:8291a680 [ 1352.290180][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.290283][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.290385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca0de08 [ 1352.290439][ T32] r4:00000000 [ 1352.290478][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.290570][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.290660][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.290797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84537d80 [ 1352.290859][ T32] r4:00000000 [ 1352.290904][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.291018][ T32] r9:83018005 r8:84b1c800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1352.291069][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.291164][ T32] r5:00001000 r4:ec8f1000 [ 1352.291238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.291350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.291454][ T32] r5:8597d38c r4:8597d000 [ 1352.291502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.291604][ T32] r7:dddced80 r6:83018000 r5:8597d38c r4:8479be00 [ 1352.291651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.291758][ T32] r10:61c88647 r9:84b1c800 r8:8479be2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.291810][ T32] r4:8479be00 [ 1352.291854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.291953][ T32] r10:00000000 r9:8479be00 r8:80287e08 r7:ec9a5e60 r6:8479be80 r5:84b1c800 [ 1352.292013][ T32] r4:00000001 [ 1352.292060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.292146][ T32] Exception stack(0xeca0dfb0 to 0xeca0dff8) [ 1352.292205][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.292273][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.292333][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.292399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.292448][ T32] r4:845e8100 [ 1352.293813][ T32] INFO: task kworker/0:437:6030 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1352.293917][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.294187][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.312148][ T32] Call trace: [ 1352.312269][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.312432][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1352.312503][ T32] r4:00000000 [ 1352.312569][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.312694][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1352.312763][ T32] 9d20: e219f000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1352.312840][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1352.312916][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1352.312971][ T32] r5:80070113 r4:80239bb0 [ 1352.313014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.313104][ T32] r4:82ac21e4 [ 1352.313145][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.313274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1352.313330][ T32] r4:eaf29dc0 [ 1352.313366][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.313452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1352.313511][ T32] r4:00000000 [ 1352.313599][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.313730][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1352.313796][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.313910][ T32] r5:00001000 r4:dfd17000 [ 1352.313982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.314098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.331014][ T32] r5:852bd78c r4:852bd400 [ 1352.331148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.331323][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1352.331382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.331500][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.331551][ T32] r4:8530ac00 [ 1352.331687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.331811][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1352.331859][ T32] r4:00000001 [ 1352.331913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.332024][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1352.332106][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.332204][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.332321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.332411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.332500][ T32] r4:852cfa40 [ 1352.332584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.332656][ T32] INFO: task kworker/0:438:6032 blocked for more than 478 seconds. [ 1352.332758][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.332853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.332914][ T32] task:kworker/0:438 state:D stack:0 pid:6032 tgid:6032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.333050][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.333253][ T32] Call trace: [ 1352.333328][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.333448][ T32] r10:8291a684 r9:eca15d84 r8:00000002 r7:60000113 r6:eca15d8c r5:84b1d400 [ 1352.333588][ T32] r4:84b1d400 [ 1352.333643][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.333784][ T32] r5:84b1d400 r4:8291a680 [ 1352.333848][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.333942][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.334251][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca15e08 [ 1352.340615][ T32] r4:00000000 [ 1352.340717][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.340845][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.340952][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.341080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845e8480 [ 1352.341155][ T32] r4:00000000 [ 1352.341209][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.341338][ T32] r9:83018005 r8:84b1d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.341405][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.341520][ T32] r5:00001000 r4:ebd09000 [ 1352.341599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.341761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.341882][ T32] r5:84b6ab8c r4:84b6a800 [ 1352.341964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.342196][ T32] r7:dddced80 r6:83018000 r5:84b6ab8c r4:8479bf00 [ 1352.342266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.342381][ T32] r10:61c88647 r9:84b1d400 r8:8479bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.342442][ T32] r4:8479bf00 [ 1352.342488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.342624][ T32] r10:00000000 r9:8479bf00 r8:80287e08 r7:eca0de60 r6:8479bf80 r5:84b1d400 [ 1352.342704][ T32] r4:00000001 [ 1352.342791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.343008][ T32] Exception stack(0xeca15fb0 to 0xeca15ff8) [ 1352.343101][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.343180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.343277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.343365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.343431][ T32] r4:845e8100 [ 1352.355577][ T32] INFO: task kworker/0:438:6032 is blocked on a mutex likely owned by task kworker/1:426:4465. [ 1352.355765][ T32] task:kworker/1:426 state:R running task stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.356050][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.356269][ T32] Call trace: [ 1352.356375][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.356515][ T32] r10:82ac21c4 r9:85384800 r8:80200be4 r7:eaf29d5c r6:ffffffff r5:85384800 [ 1352.356595][ T32] r4:00000000 [ 1352.356655][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.356757][ T32] Exception stack(0xeaf29d28 to 0xeaf29d70) [ 1352.356833][ T32] 9d20: e24e3000 ed8b5000 00000001 80239b98 7f3cf000 00000001 [ 1352.356977][ T32] 9d40: 82ac15a0 7f3cf000 ed8b5000 8280c928 82ac21c4 eaf29da4 eaf29da8 eaf29d78 [ 1352.357077][ T32] 9d60: 80230ad0 80239bb0 80070113 ffffffff [ 1352.357149][ T32] r5:80070113 r4:80239bb0 [ 1352.357230][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.357350][ T32] r4:82ac21e4 [ 1352.357403][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.357533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eaf29dc0 r5:eaf29e08 [ 1352.357619][ T32] r4:eaf29dc0 [ 1352.357677][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.357818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cf000 [ 1352.357880][ T32] r4:00000000 [ 1352.357924][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.358035][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1352.358118][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.358247][ T32] r5:00001000 r4:dfd17000 [ 1352.358323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.358440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.358558][ T32] r5:852bd78c r4:852bd400 [ 1352.358645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.358795][ T32] r7:ddde2d80 r6:83018200 r5:852bd78c r4:8530ac00 [ 1352.358849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.358989][ T32] r10:61c88647 r9:85384800 r8:8530ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.359068][ T32] r4:8530ac00 [ 1352.359152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.359311][ T32] r10:00000000 r9:8530ac00 r8:80287e08 r7:eaf25e60 r6:8521a100 r5:85384800 [ 1352.359385][ T32] r4:00000001 [ 1352.359456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.359552][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 1352.359622][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.359703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.359780][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.359859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.359919][ T32] r4:852cfa40 [ 1352.359976][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.360059][ T32] INFO: task kworker/0:439:6034 blocked for more than 478 seconds. [ 1352.360133][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.360199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.360257][ T32] task:kworker/0:439 state:D stack:0 pid:6034 tgid:6034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.360454][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.360578][ T32] Call trace: [ 1352.360659][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.360783][ T32] r10:8291a684 r9:eca19d84 r8:00000002 r7:60000113 r6:eca19d8c r5:84b1e000 [ 1352.360893][ T32] r4:84b1e000 [ 1352.360978][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.361116][ T32] r5:84b1e000 r4:8291a680 [ 1352.361184][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) VM DIAGNOSIS: 05:50:41 Registers: info registers vcpu 0 CPU#0 R00=8345a780 R01=8345aa00 R02=00000000 R03=80788690 R04=8345a780 R05=8345aa00 R06=ec97de98 R07=0000006e R08=838e6a00 R09=ec97dd7c R10=838e6700 R11=ec97dd1c R12=ec97dce0 R13=ec97dce0 R14=80788138 R15=80788220 PSR=600b0013 -ZC- A S svc32 s00=3534206e s01=65732030 d00=657320303534206e s02=65726f6d s03=61687420 d01=6168742065726f6d s04=79733a74 s05=6d646173 d02=6d64617379733a74 s06=733a725f s07=64617379 d03=64617379733a725f s08=20745f6d s09=6e6f6374 d04=6e6f637420745f6d s10=74786574 s11=6f6f723d d05=6f6f723d74786574 s12=79733a74 s13=6d646173 d06=6d64617379733a74 s14=00000000 s15=00000000 d07=0000000000000000 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=00000000 R01=5b721000 R02=83259800 R03=802f94a8 R04=8280cc3c R05=df80a000 R06=826c0388 R07=df80a00c R08=00000000 R09=83259800 R10=00000001 R11=df805fd4 R12=df805f68 R13=df805fb8 R14=802f9560 R15=802012a8 PSR=20070193 --C- A S svc32 s00=696c6573 s01=0078756e d00=0078756e696c6573 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=00000000 s15=00000000 d07=0000000000000000 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