[ 860.840625][ T29] audit: type=1400 audit(860.740:56): avc: denied { read write } for pid=3106 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 [ 860.846430][ T29] audit: type=1400 audit(860.740:57): avc: denied { open } for pid=3106 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]:18246' (ED25519) to the list of known hosts. [ 919.404674][ T29] audit: type=1400 audit(919.290:58): avc: denied { execute } for pid=3119 comm="sh" name="syz-execprog" dev="vda" ino=805 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 919.444684][ T29] audit: type=1400 audit(919.340:59): avc: denied { execute_no_trans } for pid=3119 comm="sh" path="/syz-execprog" dev="vda" ino=805 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 1970/01/01 00:16:15 parsed 1 programs [ 976.109951][ T29] audit: type=1400 audit(976.010:60): avc: denied { node_bind } for pid=3119 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 979.555842][ T29] audit: type=1400 audit(979.460:61): avc: denied { mounton } for pid=3132 comm="syz-executor" path="/syzcgroup/unified" dev="vda" ino=808 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 979.560379][ T29] audit: type=1400 audit(979.460:62): avc: denied { mount } for pid=3132 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 979.584915][ T3132] cgroup: Unknown subsys name 'net' [ 979.595355][ T29] audit: type=1400 audit(979.500:63): avc: denied { unmount } for pid=3132 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 979.784549][ T3132] cgroup: Unknown subsys name 'cpuset' [ 979.790662][ T3132] cgroup: Unknown subsys name 'hugetlb' [ 979.792191][ T3132] cgroup: Unknown subsys name 'rlimit' [ 980.075320][ T29] audit: type=1400 audit(979.980:64): avc: denied { setattr } for pid=3132 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=693 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 980.077339][ T29] audit: type=1400 audit(979.980:65): avc: denied { create } for pid=3132 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 980.080181][ T29] audit: type=1400 audit(979.980:66): avc: denied { write } for pid=3132 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 980.082789][ T29] audit: type=1400 audit(979.980:67): avc: denied { module_request } for pid=3132 comm="syz-executor" kmod="net-pf-16-proto-16-family-nl802154" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 980.178555][ T29] audit: type=1400 audit(980.080:68): avc: denied { read } for pid=3132 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 980.185873][ T29] audit: type=1400 audit(980.090:69): avc: denied { mounton } for pid=3132 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 980.420292][ T3135] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 989.219825][ T3132] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 1000.152497][ T29] kauditd_printk_skb: 5 callbacks suppressed [ 1000.153004][ T29] audit: type=1400 audit(1000.050:75): avc: denied { execmem } for pid=3136 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 1000.213592][ T29] audit: type=1400 audit(1000.100:76): avc: denied { read } for pid=3137 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 1000.215477][ T29] audit: type=1400 audit(1000.120:77): avc: denied { open } for pid=3137 comm="syz-executor" path="net:[4026531833]" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 1000.222505][ T29] audit: type=1400 audit(1000.120:78): avc: denied { mounton } for pid=3137 comm="syz-executor" path="/" dev="vda" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 1000.417115][ T29] audit: type=1400 audit(1000.320:79): avc: denied { mount } for pid=3137 comm="syz-executor" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 1000.426254][ T29] audit: type=1400 audit(1000.330:80): avc: denied { mounton } for pid=3137 comm="syz-executor" path="/syzkaller.YpA0s9/syz-tmp/newroot/dev" dev="tmpfs" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1 [ 1000.437549][ T29] audit: type=1400 audit(1000.340:81): avc: denied { mount } for pid=3137 comm="syz-executor" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1 [ 1000.455063][ T29] audit: type=1400 audit(1000.360:82): avc: denied { mounton } for pid=3137 comm="syz-executor" path="/syzkaller.YpA0s9/syz-tmp/newroot/sys/kernel/debug" dev="debugfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:debugfs_t tclass=dir permissive=1 [ 1000.461745][ T29] audit: type=1400 audit(1000.360:83): avc: denied { mounton } for pid=3137 comm="syz-executor" path="/syzkaller.YpA0s9/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=774 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 1000.490764][ T29] audit: type=1400 audit(1000.390:84): avc: denied { unmount } for pid=3137 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 1000.603745][ T3137] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 1005.059228][ T3240] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1005.067848][ T3240] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1005.902238][ T3240] hsr_slave_0: entered promiscuous mode [ 1005.907058][ T3240] hsr_slave_1: entered promiscuous mode [ 1006.189096][ T3240] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1006.199367][ T3240] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1006.207360][ T3240] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1006.213830][ T3240] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1006.950645][ T3240] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1009.661885][ T3240] veth0_vlan: entered promiscuous mode [ 1009.682385][ T3240] veth1_vlan: entered promiscuous mode [ 1009.749014][ T3240] veth0_macvtap: entered promiscuous mode [ 1009.760416][ T3240] veth1_macvtap: entered promiscuous mode [ 1009.873887][ T3201] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1009.875688][ T3201] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1009.878799][ T3201] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1009.884072][ T3201] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1010.266633][ T3087] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1010.340163][ T3087] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1010.428306][ T3087] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1010.512748][ T3087] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1010.960970][ T3087] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1010.980080][ T3087] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1010.998336][ T3087] bond0 (unregistering): Released all slaves [ 1011.122782][ T3087] hsr_slave_0: left promiscuous mode [ 1011.129440][ T3087] hsr_slave_1: left promiscuous mode [ 1011.151274][ T3087] veth1_macvtap: left promiscuous mode [ 1011.151979][ T3087] veth0_macvtap: left promiscuous mode [ 1011.152303][ T3087] veth1_vlan: left promiscuous mode [ 1011.152602][ T3087] veth0_vlan: left promiscuous mode [ 1011.712211][ T29] kauditd_printk_skb: 13 callbacks suppressed [ 1011.713976][ T29] audit: type=1401 audit(1011.610:98): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 1014.597339][ T29] audit: type=1400 audit(1014.500:99): avc: denied { ioctl } for pid=3638 comm="syz-executor" path="/dev/net/tun" dev="devtmpfs" ino=677 ioctlcmd=0x54ca scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 1970/01/01 00:17:02 executed programs: 0 [ 1025.089366][ T3741] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1025.097973][ T3741] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1025.942305][ T3741] hsr_slave_0: entered promiscuous mode [ 1025.949755][ T3741] hsr_slave_1: entered promiscuous mode [ 1026.519011][ T3741] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1026.532536][ T3741] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1026.542021][ T3741] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1026.556840][ T3741] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1027.378729][ T3741] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1027.752274][ C0] hrtimer: interrupt took 75254144 ns [ 1036.948925][ T3741] veth0_vlan: entered promiscuous mode [ 1037.009704][ T3741] veth1_vlan: entered promiscuous mode [ 1037.160686][ T3741] veth0_macvtap: entered promiscuous mode [ 1037.345880][ T3741] veth1_macvtap: entered promiscuous mode [ 1037.462621][ T3584] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1037.464016][ T3584] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1037.464081][ T3584] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1037.464358][ T3584] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:17:17 executed programs: 2 [ 1038.195815][ T29] audit: type=1400 audit(1038.100:100): avc: denied { prog_load } for pid=4105 comm="syz.1.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 1038.201305][ T29] audit: type=1400 audit(1038.100:101): avc: denied { bpf } for pid=4105 comm="syz.1.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 1038.218564][ T29] audit: type=1400 audit(1038.120:102): avc: denied { perfmon } for pid=4105 comm="syz.1.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 1038.318832][ T29] audit: type=1400 audit(1038.220:103): avc: denied { prog_run } for pid=4105 comm="syz.1.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 1970/01/01 00:17:22 executed programs: 20 1970/01/01 00:17:28 executed programs: 41 1970/01/01 00:17:33 executed programs: 51 1970/01/01 00:17:39 executed programs: 60 1970/01/01 00:17:44 executed programs: 73 1970/01/01 00:17:50 executed programs: 83 1970/01/01 00:17:55 executed programs: 92 1970/01/01 00:18:00 executed programs: 102 1970/01/01 00:18:06 executed programs: 111 1970/01/01 00:18:11 executed programs: 122 1970/01/01 00:18:16 executed programs: 130 1970/01/01 00:18:21 executed programs: 138 1970/01/01 00:18:26 executed programs: 150 1970/01/01 00:18:31 executed programs: 159 1970/01/01 00:18:37 executed programs: 171 1970/01/01 00:18:42 executed programs: 186 1970/01/01 00:18:47 executed programs: 198 1970/01/01 00:18:52 executed programs: 209 1970/01/01 00:18:58 executed programs: 221 1970/01/01 00:19:03 executed programs: 230 1970/01/01 00:19:08 executed programs: 240 1970/01/01 00:19:14 executed programs: 250 1970/01/01 00:19:19 executed programs: 259 1970/01/01 00:19:25 executed programs: 269 1970/01/01 00:19:30 executed programs: 280 1970/01/01 00:19:35 executed programs: 290 1970/01/01 00:19:40 executed programs: 302 1970/01/01 00:19:46 executed programs: 314 1970/01/01 00:19:51 executed programs: 325 1970/01/01 00:19:57 executed programs: 336 1970/01/01 00:20:02 executed programs: 346 1970/01/01 00:20:07 executed programs: 359 1970/01/01 00:20:12 executed programs: 368 1970/01/01 00:20:18 executed programs: 379 1970/01/01 00:20:23 executed programs: 390 1970/01/01 00:20:28 executed programs: 402 1970/01/01 00:20:34 executed programs: 410 1970/01/01 00:20:39 executed programs: 420 1970/01/01 00:20:45 executed programs: 436 1970/01/01 00:20:50 executed programs: 445 1970/01/01 00:20:55 executed programs: 453 1970/01/01 00:21:00 executed programs: 465 1970/01/01 00:21:05 executed programs: 475 1970/01/01 00:21:10 executed programs: 482 1970/01/01 00:21:16 executed programs: 491 1970/01/01 00:21:21 executed programs: 499 1970/01/01 00:21:26 executed programs: 508 1970/01/01 00:21:31 executed programs: 517 1970/01/01 00:21:36 executed programs: 525 1970/01/01 00:21:42 executed programs: 542 1970/01/01 00:21:47 executed programs: 550 1970/01/01 00:21:52 executed programs: 561 1970/01/01 00:21:57 executed programs: 569 1970/01/01 00:22:03 executed programs: 579 1970/01/01 00:22:08 executed programs: 588 1970/01/01 00:22:14 executed programs: 598 [ 1335.861169][ T3584] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1335.991162][ T3584] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1336.089833][ T3584] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1336.185624][ T3584] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1337.364754][ T3584] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1337.546386][ T3584] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1337.581446][ T3584] bond0 (unregistering): Released all slaves [ 1337.919445][ T3584] hsr_slave_0: left promiscuous mode [ 1337.921939][ T3584] hsr_slave_1: left promiscuous mode [ 1337.988229][ T3584] veth1_macvtap: left promiscuous mode [ 1338.004063][ T3584] veth0_macvtap: left promiscuous mode [ 1338.005617][ T3584] veth1_vlan: left promiscuous mode [ 1338.009981][ T3584] veth0_vlan: left promiscuous mode [ 1346.330470][ T5281] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1346.347262][ T5281] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1349.328723][ T5281] hsr_slave_0: entered promiscuous mode [ 1349.331453][ T5281] hsr_slave_1: entered promiscuous mode [ 1350.812411][ T5281] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1350.832742][ T5281] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1350.865407][ T5281] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1350.878878][ T5281] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1353.258801][ T5281] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1362.157571][ T5281] veth0_vlan: entered promiscuous mode [ 1362.209219][ T5281] veth1_vlan: entered promiscuous mode [ 1362.384506][ T5281] veth0_macvtap: entered promiscuous mode [ 1362.417216][ T5281] veth1_macvtap: entered promiscuous mode [ 1362.729882][ T3095] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1362.735887][ T3095] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1362.737010][ T3095] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1362.738161][ T3095] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:22:43 executed programs: 602 1970/01/01 00:22:48 executed programs: 617 1970/01/01 00:22:54 executed programs: 626 1970/01/01 00:22:59 executed programs: 637 1970/01/01 00:23:05 executed programs: 647 1970/01/01 00:23:10 executed programs: 657 1970/01/01 00:23:16 executed programs: 665 1970/01/01 00:23:21 executed programs: 676 1970/01/01 00:23:27 executed programs: 685 1970/01/01 00:23:32 executed programs: 694 1970/01/01 00:23:37 executed programs: 703 1970/01/01 00:23:43 executed programs: 714 1970/01/01 00:23:48 executed programs: 724 1970/01/01 00:23:53 executed programs: 734 1970/01/01 00:23:58 executed programs: 742 1970/01/01 00:24:04 executed programs: 752 1970/01/01 00:24:09 executed programs: 761 1970/01/01 00:24:14 executed programs: 772 1970/01/01 00:24:19 executed programs: 782 1970/01/01 00:24:25 executed programs: 791 1970/01/01 00:24:30 executed programs: 799 1970/01/01 00:24:35 executed programs: 808 1970/01/01 00:24:41 executed programs: 820 1970/01/01 00:24:46 executed programs: 830 1970/01/01 00:24:51 executed programs: 847 1970/01/01 00:24:57 executed programs: 857 1970/01/01 00:25:02 executed programs: 867 1970/01/01 00:25:07 executed programs: 878 1970/01/01 00:25:13 executed programs: 889 1970/01/01 00:25:18 executed programs: 904 1970/01/01 00:25:23 executed programs: 914 1970/01/01 00:25:29 executed programs: 924 1970/01/01 00:25:34 executed programs: 932 1970/01/01 00:25:39 executed programs: 942 1970/01/01 00:25:44 executed programs: 953 1970/01/01 00:25:50 executed programs: 963 1970/01/01 00:25:55 executed programs: 972 1970/01/01 00:26:00 executed programs: 981 1970/01/01 00:26:05 executed programs: 991 1970/01/01 00:26:11 executed programs: 999 1970/01/01 00:26:16 executed programs: 1012 1970/01/01 00:26:21 executed programs: 1021 1970/01/01 00:26:27 executed programs: 1030 1970/01/01 00:26:32 executed programs: 1039 1970/01/01 00:26:37 executed programs: 1049 1970/01/01 00:26:43 executed programs: 1059 1970/01/01 00:26:48 executed programs: 1071 [ 1614.025347][ T30] INFO: task kworker/0:135:4691 blocked for more than 430 seconds. [ 1614.034138][ T30] Not tainted syzkaller #0 [ 1614.035463][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1614.036719][ T30] task:kworker/0:135 state:D stack:0 pid:4691 tgid:4691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1614.038898][ T30] Workqueue: events bpf_prog_free_deferred [ 1614.041353][ T30] Call trace: [ 1614.042646][ T30] [<81ab2f2c>] (__schedule) from [<81ab41d8>] (schedule+0x2c/0x130) [ 1614.053722][ T30] r10:ea6add84 r9:829172a8 r8:60000013 r7:829172a8 r6:ea6add8c r5:853b6000 [ 1614.054961][ T30] r4:853b6000 [ 1614.055812][ T30] [<81ab41ac>] (schedule) from [<81ab4360>] (schedule_preempt_disabled+0x18/0x24) [ 1614.056876][ T30] r5:853b6000 r4:829172a4 [ 1614.057622][ T30] [<81ab4348>] (schedule_preempt_disabled) from [<81ab79e4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1614.058774][ T30] [<81ab738c>] (__mutex_lock.constprop.0) from [<81ab83ec>] (__mutex_lock_slowpath+0x14/0x18) [ 1614.059934][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea6ade08 [ 1614.060781][ T30] r4:00000000 [ 1614.061516][ T30] [<81ab83d8>] (__mutex_lock_slowpath) from [<81ab842c>] (mutex_lock+0x3c/0x40) [ 1614.062438][ T30] [<81ab83f0>] (mutex_lock) from [<804f46d0>] (_vm_unmap_aliases+0x68/0x240) [ 1614.064030][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1614.065001][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a9e00 [ 1614.065837][ T30] r4:00000000 [ 1614.066437][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1614.067348][ T30] r9:83018405 r8:853b6000 r7:00000000 r6:83018400 r5:00001000 r4:7f039000 [ 1614.068439][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1614.069433][ T30] r5:00001000 r4:e4353000 [ 1614.070190][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1614.071330][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1614.072319][ T30] r5:85c80794 r4:85c3d800 [ 1614.074656][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1614.078450][ T30] r7:dddcfb40 r6:83018400 r5:85c80794 r4:85c3d800 [ 1614.079416][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1614.080452][ T30] r10:61c88647 r9:853b6000 r8:85c3d82c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1614.081492][ T30] r4:85c3d800 [ 1614.082196][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.085182][ T30] r10:00000000 r9:85c3d800 r8:802762fc r7:ea709e60 r6:859fa080 r5:853b6000 [ 1614.086541][ T30] r4:00000001 [ 1614.087655][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.089239][ T30] Exception stack(0xea6adfb0 to 0xea6adff8) [ 1614.090294][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1614.091298][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.092325][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.103767][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.105240][ T30] r4:859b82c0 [ 1614.107157][ T30] INFO: task kworker/0:135:4691 is blocked on a mutex likely owned by task kworker/1:144:4654. [ 1614.108442][ T30] task:kworker/1:144 state:R running task stack:0 pid:4654 tgid:4654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1614.113633][ T30] Workqueue: events bpf_prog_free_deferred [ 1614.114545][ T30] Call trace: [ 1614.114630][ T30] [<81ab2f2c>] (__schedule) from [<81ab460c>] (preempt_schedule_irq+0x40/0xa8) [ 1614.114747][ T30] r10:8280c838 r9:85b0b000 r8:80200c04 r7:ea5fdd54 r6:ffffffff r5:85b0b000 [ 1614.114773][ T30] r4:00000000 [ 1614.114791][ T30] [<81ab45cc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1614.114855][ T30] Exception stack(0xea5fdd20 to 0xea5fdd68) [ 1614.114906][ T30] dd20: 8adbb000 ebd3f000 00000001 80239018 7f02b000 00000001 82ace204 82acd5e0 [ 1614.114948][ T30] dd40: 7f02b000 ebd3f000 8280c838 ea5fdd9c ea5fdda0 ea5fdd70 8022fe10 80239030 [ 1614.114974][ T30] dd60: 80000113 ffffffff [ 1614.115046][ T30] r5:80000113 r4:80239030 [ 1614.115071][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4494>] (__purge_vmap_area_lazy+0x284/0x458) [ 1614.115158][ T30] r4:82ace224 [ 1614.115177][ T30] [<804f4210>] (__purge_vmap_area_lazy) from [<804f484c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1614.115246][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea5fddc0 r5:ea5fde08 [ 1614.115270][ T30] r4:ea5fddc0 [ 1614.115287][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1614.115361][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b3440 [ 1614.115441][ T30] r4:00000000 [ 1614.115463][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1614.115547][ T30] r9:83018605 r8:85b0b000 r7:00000000 r6:83018600 r5:00001000 r4:7f037000 [ 1614.115567][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1614.115633][ T30] r5:00001000 r4:e01dd000 [ 1614.115650][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1614.115707][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1614.115772][ T30] r5:85c7df94 r4:85c39180 [ 1614.115826][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1614.115963][ T30] r7:ddde3b40 r6:83018600 r5:85c7df94 r4:85c39180 [ 1614.115990][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1614.116066][ T30] r10:61c88647 r9:85b0b000 r8:85c391ac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1614.116091][ T30] r4:85c39180 [ 1614.116141][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.116221][ T30] r10:00000000 r9:85c39180 r8:802762fc r7:ea5ede60 r6:85c3d080 r5:85b0b000 [ 1614.116243][ T30] r4:00000001 [ 1614.116260][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.116487][ T30] Exception stack(0xea5fdfb0 to 0xea5fdff8) [ 1614.116533][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1614.116570][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.116635][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.116680][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.116699][ T30] r4:859b0680 [ 1614.116833][ T30] INFO: task kworker/0:138:4696 blocked for more than 430 seconds. [ 1614.116885][ T30] Not tainted syzkaller #0 [ 1614.116912][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1614.116929][ T30] task:kworker/0:138 state:D stack:0 pid:4696 tgid:4696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1614.117021][ T30] Workqueue: events bpf_prog_free_deferred [ 1614.117120][ T30] Call trace: [ 1614.117203][ T30] [<81ab2f2c>] (__schedule) from [<81ab41d8>] (schedule+0x2c/0x130) [ 1614.117291][ T30] r10:ea649d84 r9:829172a8 r8:60000113 r7:829172a8 r6:ea649d8c r5:85325400 [ 1614.117333][ T30] r4:85325400 [ 1614.117357][ T30] [<81ab41ac>] (schedule) from [<81ab4360>] (schedule_preempt_disabled+0x18/0x24) [ 1614.117428][ T30] r5:85325400 r4:829172a4 [ 1614.117484][ T30] [<81ab4348>] (schedule_preempt_disabled) from [<81ab79e4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1614.117548][ T30] [<81ab738c>] (__mutex_lock.constprop.0) from [<81ab83ec>] (__mutex_lock_slowpath+0x14/0x18) [ 1614.117613][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea649e08 [ 1614.117633][ T30] r4:00000000 [ 1614.117648][ T30] [<81ab83d8>] (__mutex_lock_slowpath) from [<81ab842c>] (mutex_lock+0x3c/0x40) [ 1614.117767][ T30] [<81ab83f0>] (mutex_lock) from [<804f46d0>] (_vm_unmap_aliases+0x68/0x240) [ 1614.117821][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1614.117891][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b8e40 [ 1614.117915][ T30] r4:00000000 [ 1614.117937][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1614.118010][ T30] r9:83018405 r8:85325400 r7:00000000 r6:83018400 r5:00001000 r4:7f03b000 [ 1614.118028][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1614.118096][ T30] r5:00001000 r4:ea451000 [ 1614.118125][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1614.118188][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1614.118277][ T30] r5:85c80b94 r4:85c40080 [ 1614.118299][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1614.118438][ T30] r7:dddcfb40 r6:83018400 r5:85c80b94 r4:85c40080 [ 1614.118485][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1614.118561][ T30] r10:61c88647 r9:85325400 r8:85c400ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1614.118583][ T30] r4:85c40080 [ 1614.118597][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.118662][ T30] r10:00000000 r9:85c40080 r8:802762fc r7:ea6ade60 r6:85c40100 r5:85325400 [ 1614.118681][ T30] r4:00000001 [ 1614.118703][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.118831][ T30] Exception stack(0xea649fb0 to 0xea649ff8) [ 1614.118877][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1614.118914][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.118949][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.118992][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.119013][ T30] r4:85c3e440 [ 1614.119811][ T30] INFO: task kworker/0:138:4696 is blocked on a mutex likely owned by task kworker/1:144:4654. [ 1614.119860][ T30] task:kworker/1:144 state:R running task stack:0 pid:4654 tgid:4654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1614.119946][ T30] Workqueue: events bpf_prog_free_deferred [ 1614.119992][ T30] Call trace: [ 1614.120020][ T30] [<81ab2f2c>] (__schedule) from [<81ab460c>] (preempt_schedule_irq+0x40/0xa8) [ 1614.120099][ T30] r10:8280c838 r9:85b0b000 r8:80200c04 r7:ea5fdd54 r6:ffffffff r5:85b0b000 [ 1614.120137][ T30] r4:00000000 [ 1614.120188][ T30] [<81ab45cc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1614.120274][ T30] Exception stack(0xea5fdd20 to 0xea5fdd68) [ 1614.120319][ T30] dd20: 8adbb000 ebd3f000 00000001 80239018 7f02b000 00000001 82ace204 82acd5e0 [ 1614.120358][ T30] dd40: 7f02b000 ebd3f000 8280c838 ea5fdd9c ea5fdda0 ea5fdd70 8022fe10 80239030 [ 1614.120382][ T30] dd60: 80000113 ffffffff [ 1614.120406][ T30] r5:80000113 r4:80239030 [ 1614.120422][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4494>] (__purge_vmap_area_lazy+0x284/0x458) [ 1614.120527][ T30] r4:82ace224 [ 1614.120545][ T30] [<804f4210>] (__purge_vmap_area_lazy) from [<804f484c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1614.120609][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea5fddc0 r5:ea5fde08 [ 1614.120628][ T30] r4:ea5fddc0 [ 1614.120642][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1614.120707][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b3440 [ 1614.120727][ T30] r4:00000000 [ 1614.120742][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1614.120812][ T30] r9:83018605 r8:85b0b000 r7:00000000 r6:83018600 r5:00001000 r4:7f037000 [ 1614.120832][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1614.120895][ T30] r5:00001000 r4:e01dd000 [ 1614.120911][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1614.120966][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1614.121021][ T30] r5:85c7df94 r4:85c39180 [ 1614.121040][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1614.121166][ T30] r7:ddde3b40 r6:83018600 r5:85c7df94 r4:85c39180 [ 1614.121206][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1614.121280][ T30] r10:61c88647 r9:85b0b000 r8:85c391ac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1614.121324][ T30] r4:85c39180 [ 1614.121344][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.121415][ T30] r10:00000000 r9:85c39180 r8:802762fc r7:ea5ede60 r6:85c3d080 r5:85b0b000 [ 1614.121458][ T30] r4:00000001 [ 1614.121500][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.121552][ T30] Exception stack(0xea5fdfb0 to 0xea5fdff8) [ 1614.121582][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1614.121617][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.121651][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.121689][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.121707][ T30] r4:859b0680 [ 1614.121735][ T30] INFO: task kworker/1:146:4699 blocked for more than 430 seconds. [ 1614.121769][ T30] Not tainted syzkaller #0 [ 1614.121813][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1614.121851][ T30] task:kworker/1:146 state:D stack:0 pid:4699 tgid:4699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1614.121925][ T30] Workqueue: events bpf_prog_free_deferred [ 1614.122015][ T30] Call trace: [ 1614.122048][ T30] [<81ab2f2c>] (__schedule) from [<81ab41d8>] (schedule+0x2c/0x130) [ 1614.122186][ T30] r10:ea651d84 r9:829172a8 r8:60000113 r7:829172a8 r6:ea651d8c r5:85323c00 [ 1614.122234][ T30] r4:85323c00 [ 1614.122251][ T30] [<81ab41ac>] (schedule) from [<81ab4360>] (schedule_preempt_disabled+0x18/0x24) [ 1614.122320][ T30] r5:85323c00 r4:829172a4 [ 1614.122337][ T30] [<81ab4348>] (schedule_preempt_disabled) from [<81ab79e4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1614.122443][ T30] [<81ab738c>] (__mutex_lock.constprop.0) from [<81ab83ec>] (__mutex_lock_slowpath+0x14/0x18) [ 1614.122517][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea651e08 [ 1614.122561][ T30] r4:00000000 [ 1614.122617][ T30] [<81ab83d8>] (__mutex_lock_slowpath) from [<81ab842c>] (mutex_lock+0x3c/0x40) [ 1614.122672][ T30] [<81ab83f0>] (mutex_lock) from [<804f46d0>] (_vm_unmap_aliases+0x68/0x240) [ 1614.122722][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1614.122819][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c429c0 [ 1614.122843][ T30] r4:00000000 [ 1614.122861][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1614.159073][ T30] r9:83018605 r8:85323c00 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1614.159221][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1614.159778][ T30] r5:00001000 r4:ea50d000 [ 1614.159841][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1614.159906][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1614.159963][ T30] r5:85c81394 r4:859fa400 [ 1614.159982][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1614.160047][ T30] r7:ddde3b40 r6:83018600 r5:85c81394 r4:859fa400 [ 1614.160075][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1614.160176][ T30] r10:61c88647 r9:85323c00 r8:859fa42c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1614.160204][ T30] r4:859fa400 [ 1614.160220][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.160292][ T30] r10:00000000 r9:859fa400 r8:802762fc r7:ea5ede60 r6:85c40380 r5:85323c00 [ 1614.160310][ T30] r4:00000001 [ 1614.160324][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.160370][ T30] Exception stack(0xea651fb0 to 0xea651ff8) [ 1614.160432][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1614.160522][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.160555][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.160631][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.160654][ T30] r4:85c42380 [ 1614.162580][ T30] INFO: task kworker/1:146:4699 is blocked on a mutex likely owned by task kworker/1:144:4654. [ 1614.163098][ T30] task:kworker/1:144 state:R running task stack:0 pid:4654 tgid:4654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1614.218533][ T30] Workqueue: events bpf_prog_free_deferred [ 1614.218648][ T30] Call trace: [ 1614.218836][ T30] [<81ab2f2c>] (__schedule) from [<81ab460c>] (preempt_schedule_irq+0x40/0xa8) [ 1614.218957][ T30] r10:8280c838 r9:85b0b000 r8:80200c04 r7:ea5fdd54 r6:ffffffff r5:85b0b000 [ 1614.219368][ T30] r4:00000000 [ 1614.219396][ T30] [<81ab45cc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1614.219461][ T30] Exception stack(0xea5fdd20 to 0xea5fdd68) [ 1614.219509][ T30] dd20: 8adbb000 ebd3f000 00000001 80239018 7f02b000 00000001 82ace204 82acd5e0 [ 1614.219551][ T30] dd40: 7f02b000 ebd3f000 8280c838 ea5fdd9c ea5fdda0 ea5fdd70 8022fe10 80239030 [ 1614.219577][ T30] dd60: 80000113 ffffffff [ 1614.219605][ T30] r5:80000113 r4:80239030 [ 1614.219625][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4494>] (__purge_vmap_area_lazy+0x284/0x458) [ 1614.219699][ T30] r4:82ace224 [ 1614.219718][ T30] [<804f4210>] (__purge_vmap_area_lazy) from [<804f484c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1614.219792][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea5fddc0 r5:ea5fde08 [ 1614.219881][ T30] r4:ea5fddc0 [ 1614.219915][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1614.219994][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b3440 [ 1614.220019][ T30] r4:00000000 [ 1614.220036][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1614.220116][ T30] r9:83018605 r8:85b0b000 r7:00000000 r6:83018600 r5:00001000 r4:7f037000 [ 1614.220138][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1614.220272][ T30] r5:00001000 r4:e01dd000 [ 1614.220309][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1614.220394][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1614.220608][ T30] r5:85c7df94 r4:85c39180 [ 1614.220633][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1614.220707][ T30] r7:ddde3b40 r6:83018600 r5:85c7df94 r4:85c39180 [ 1614.220728][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1614.220803][ T30] r10:61c88647 r9:85b0b000 r8:85c391ac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1614.220949][ T30] r4:85c39180 [ 1614.220976][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.221056][ T30] r10:00000000 r9:85c39180 r8:802762fc r7:ea5ede60 r6:85c3d080 r5:85b0b000 [ 1614.221080][ T30] r4:00000001 [ 1614.221098][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.221203][ T30] Exception stack(0xea5fdfb0 to 0xea5fdff8) [ 1614.221244][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1614.221284][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.221319][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.221358][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.221381][ T30] r4:859b0680 [ 1614.300017][ T30] INFO: task kworker/0:139:4700 blocked for more than 430 seconds. [ 1614.301791][ T30] Not tainted syzkaller #0 [ 1614.301930][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1614.302007][ T30] task:kworker/0:139 state:D stack:0 pid:4700 tgid:4700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1614.302205][ T30] Workqueue: events bpf_prog_free_deferred [ 1614.302262][ T30] Call trace: [ 1614.302278][ T30] [<81ab2f2c>] (__schedule) from [<81ab41d8>] (schedule+0x2c/0x130) [ 1614.302334][ T30] r10:ea64dd84 r9:829172a8 r8:60000113 r7:829172a8 r6:ea64dd8c r5:85324800 [ 1614.302346][ T30] r4:85324800 [ 1614.302438][ T30] [<81ab41ac>] (schedule) from [<81ab4360>] (schedule_preempt_disabled+0x18/0x24) [ 1614.302476][ T30] r5:85324800 r4:829172a4 [ 1614.302484][ T30] [<81ab4348>] (schedule_preempt_disabled) from [<81ab79e4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1614.302512][ T30] [<81ab738c>] (__mutex_lock.constprop.0) from [<81ab83ec>] (__mutex_lock_slowpath+0x14/0x18) [ 1614.302546][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea64de08 [ 1614.302556][ T30] r4:00000000 [ 1614.302564][ T30] [<81ab83d8>] (__mutex_lock_slowpath) from [<81ab842c>] (mutex_lock+0x3c/0x40) [ 1614.302587][ T30] [<81ab83f0>] (mutex_lock) from [<804f46d0>] (_vm_unmap_aliases+0x68/0x240) [ 1614.302615][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1614.302668][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85940f40 [ 1614.302680][ T30] r4:00000000 [ 1614.302688][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1614.302727][ T30] r9:83018405 r8:85324800 r7:00000000 r6:83018400 r5:00001000 r4:7f045000 [ 1614.302736][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1614.302770][ T30] r5:00001000 r4:ea593000 [ 1614.302778][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1614.302846][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1614.302898][ T30] r5:85c81794 r4:85c40300 [ 1614.337183][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1614.339528][ T30] r7:dddcfb40 r6:83018400 r5:85c81794 r4:85c40300 [ 1614.339699][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1614.339852][ T30] r10:61c88647 r9:85324800 r8:85c4032c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1614.339881][ T30] r4:85c40300 [ 1614.339901][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.339982][ T30] r10:00000000 r9:85c40300 r8:802762fc r7:ea649e60 r6:85c40280 r5:85324800 [ 1614.340053][ T30] r4:00000001 [ 1614.340080][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.340152][ T30] Exception stack(0xea64dfb0 to 0xea64dff8) [ 1614.340198][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1614.340240][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.340283][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.340330][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.340351][ T30] r4:859beb40 [ 1614.341197][ T30] INFO: task kworker/0:139:4700 is blocked on a mutex likely owned by task kworker/1:144:4654. [ 1614.341253][ T30] task:kworker/1:144 state:R running task stack:0 pid:4654 tgid:4654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1614.341522][ T30] Workqueue: events bpf_prog_free_deferred [ 1614.341590][ T30] Call trace: [ 1614.341625][ T30] [<81ab2f2c>] (__schedule) from [<81ab460c>] (preempt_schedule_irq+0x40/0xa8) [ 1614.341787][ T30] r10:8280c838 r9:85b0b000 r8:80200c04 r7:ea5fdd54 r6:ffffffff r5:85b0b000 [ 1614.342056][ T30] r4:00000000 [ 1614.342087][ T30] [<81ab45cc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1614.342229][ T30] Exception stack(0xea5fdd20 to 0xea5fdd68) [ 1614.342285][ T30] dd20: 8c48e000 ebd3f000 00000001 80239018 7f02b000 00000001 82ace204 82acd5e0 [ 1614.342327][ T30] dd40: 7f02b000 ebd3f000 8280c838 ea5fdd9c ea5fdda0 ea5fdd70 8022fe10 80239030 [ 1614.342355][ T30] dd60: 80000113 ffffffff [ 1614.342383][ T30] r5:80000113 r4:80239030 [ 1614.342402][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4494>] (__purge_vmap_area_lazy+0x284/0x458) 1970/01/01 00:26:54 executed programs: 1088 [ 1614.342479][ T30] r4:82ace224 [ 1614.342627][ T30] [<804f4210>] (__purge_vmap_area_lazy) from [<804f484c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1614.342718][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea5fddc0 r5:ea5fde08 [ 1614.342784][ T30] r4:ea5fddc0 [ 1614.342826][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1614.343017][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b3440 [ 1614.463420][ T30] r4:00000000 [ 1614.463534][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1614.463660][ T30] r9:83018605 r8:85b0b000 r7:00000000 r6:83018600 r5:00001000 r4:7f037000 [ 1614.463682][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1614.464000][ T30] r5:00001000 r4:e01dd000 [ 1614.464136][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1614.464219][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1614.465455][ T30] r5:85c7df94 r4:85c39180 [ 1614.465930][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1614.466021][ T30] r7:ddde3b40 r6:83018600 r5:85c7df94 r4:85c39180 [ 1614.466041][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1614.466117][ T30] r10:61c88647 r9:85b0b000 r8:85c391ac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1614.466138][ T30] r4:85c39180 [ 1614.466156][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.466235][ T30] r10:00000000 r9:85c39180 r8:802762fc r7:ea5ede60 r6:85c3d080 r5:85b0b000 [ 1614.467027][ T30] r4:00000001 [ 1614.467042][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.467073][ T30] Exception stack(0xea5fdfb0 to 0xea5fdff8) [ 1614.467363][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1614.467391][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.467498][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.467556][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.467613][ T30] r4:859b0680 [ 1614.467747][ T30] INFO: task kworker/0:140:4702 blocked for more than 430 seconds. [ 1614.467803][ T30] Not tainted syzkaller #0 [ 1614.467829][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1614.467844][ T30] task:kworker/0:140 state:D stack:0 pid:4702 tgid:4702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1614.467940][ T30] Workqueue: events bpf_prog_free_deferred [ 1614.467980][ T30] Call trace: [ 1614.468051][ T30] [<81ab2f2c>] (__schedule) from [<81ab41d8>] (schedule+0x2c/0x130) [ 1614.468148][ T30] r10:ea659d84 r9:829172a8 r8:60000113 r7:829172a8 r6:ea659d8c r5:85323000 [ 1614.468188][ T30] r4:85323000 [ 1614.468205][ T30] [<81ab41ac>] (schedule) from [<81ab4360>] (schedule_preempt_disabled+0x18/0x24) [ 1614.468278][ T30] r5:85323000 r4:829172a4 [ 1614.468384][ T30] [<81ab4348>] (schedule_preempt_disabled) from [<81ab79e4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1614.468453][ T30] [<81ab738c>] (__mutex_lock.constprop.0) from [<81ab83ec>] (__mutex_lock_slowpath+0x14/0x18) [ 1614.468550][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea659e08 [ 1614.468573][ T30] r4:00000000 [ 1614.468637][ T30] [<81ab83d8>] (__mutex_lock_slowpath) from [<81ab842c>] (mutex_lock+0x3c/0x40) [ 1614.468748][ T30] [<81ab83f0>] (mutex_lock) from [<804f46d0>] (_vm_unmap_aliases+0x68/0x240) [ 1614.468863][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1614.468944][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b4480 [ 1614.468965][ T30] r4:00000000 [ 1614.468985][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1614.469103][ T30] r9:83018405 r8:85323000 r7:00000000 r6:83018400 r5:00001000 r4:7f04b000 [ 1614.469128][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1614.469205][ T30] r5:00001000 r4:ea77f000 [ 1614.469743][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1614.469864][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1614.469934][ T30] r5:85c83794 r4:85c40500 [ 1614.469992][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1614.470065][ T30] r7:dddcfb40 r6:83018400 r5:85c83794 r4:85c40500 [ 1614.470083][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1614.470166][ T30] r10:61c88647 r9:85323000 r8:85c4052c r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1614.470187][ T30] r4:85c40500 [ 1614.470201][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.470359][ T30] r10:00000000 r9:85c40500 r8:802762fc r7:ea64de60 r6:85c40580 r5:85323000 [ 1614.470395][ T30] r4:00000001 [ 1614.470410][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.470463][ T30] Exception stack(0xea659fb0 to 0xea659ff8) [ 1614.470517][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1614.470557][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.470593][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.470633][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.470652][ T30] r4:859b8400 [ 1614.471357][ T30] INFO: task kworker/0:140:4702 is blocked on a mutex likely owned by task kworker/1:144:4654. [ 1614.471400][ T30] task:kworker/1:144 state:R running task stack:0 pid:4654 tgid:4654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1614.471567][ T30] Workqueue: events bpf_prog_free_deferred [ 1614.471629][ T30] Call trace: [ 1614.471655][ T30] [<81ab2f2c>] (__schedule) from [<81ab460c>] (preempt_schedule_irq+0x40/0xa8) [ 1614.471776][ T30] r10:8280c838 r9:85b0b000 r8:80200c04 r7:ea5fdd54 r6:ffffffff r5:85b0b000 [ 1614.471804][ T30] r4:00000000 [ 1614.471823][ T30] [<81ab45cc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1614.471881][ T30] Exception stack(0xea5fdd20 to 0xea5fdd68) [ 1614.471996][ T30] dd20: 8e751000 ebd3f000 00000001 80239018 7f02b000 00000001 82ace204 82acd5e0 [ 1614.472052][ T30] dd40: 7f02b000 ebd3f000 8280c838 ea5fdd9c ea5fdda0 ea5fdd70 8022fe10 80239030 [ 1614.472078][ T30] dd60: 80000113 ffffffff [ 1614.472111][ T30] r5:80000113 r4:80239030 [ 1614.472133][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4494>] (__purge_vmap_area_lazy+0x284/0x458) [ 1614.472237][ T30] r4:82ace224 [ 1614.472258][ T30] [<804f4210>] (__purge_vmap_area_lazy) from [<804f484c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1614.472355][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea5fddc0 r5:ea5fde08 [ 1614.472383][ T30] r4:ea5fddc0 [ 1614.472401][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1614.472499][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b3440 [ 1614.472524][ T30] r4:00000000 [ 1614.472539][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1614.472625][ T30] r9:83018605 r8:85b0b000 r7:00000000 r6:83018600 r5:00001000 r4:7f037000 [ 1614.472646][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1614.472722][ T30] r5:00001000 r4:e01dd000 [ 1614.472740][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1614.472808][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1614.507390][ T30] r5:85c7df94 r4:85c39180 [ 1614.507434][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1614.507498][ T30] r7:ddde3b40 r6:83018600 r5:85c7df94 r4:85c39180 [ 1614.507507][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1614.507559][ T30] r10:61c88647 r9:85b0b000 r8:85c391ac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1614.507584][ T30] r4:85c39180 [ 1614.507597][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.507652][ T30] r10:00000000 r9:85c39180 r8:802762fc r7:ea5ede60 r6:85c3d080 r5:85b0b000 [ 1614.507665][ T30] r4:00000001 [ 1614.507673][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.507699][ T30] Exception stack(0xea5fdfb0 to 0xea5fdff8) [ 1614.507719][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1614.507738][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.507754][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.507773][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.507783][ T30] r4:859b0680 [ 1614.507804][ T30] INFO: task kworker/0:141:4703 blocked for more than 430 seconds. [ 1614.507826][ T30] Not tainted syzkaller #0 [ 1614.507839][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1614.507848][ T30] task:kworker/0:141 state:D stack:0 pid:4703 tgid:4703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1614.507937][ T30] Workqueue: events bpf_prog_free_deferred [ 1614.507963][ T30] Call trace: [ 1614.507978][ T30] [<81ab2f2c>] (__schedule) from [<81ab41d8>] (schedule+0x2c/0x130) [ 1614.508023][ T30] r10:ea655d84 r9:829172a8 r8:60000113 r7:829172a8 r6:ea655d8c r5:85321800 [ 1614.508033][ T30] r4:85321800 [ 1614.508041][ T30] [<81ab41ac>] (schedule) from [<81ab4360>] (schedule_preempt_disabled+0x18/0x24) [ 1614.508074][ T30] r5:85321800 r4:829172a4 [ 1614.508082][ T30] [<81ab4348>] (schedule_preempt_disabled) from [<81ab79e4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1614.508118][ T30] [<81ab738c>] (__mutex_lock.constprop.0) from [<81ab83ec>] (__mutex_lock_slowpath+0x14/0x18) [ 1614.508179][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea655e08 [ 1614.508196][ T30] r4:00000000 [ 1614.508206][ T30] [<81ab83d8>] (__mutex_lock_slowpath) from [<81ab842c>] (mutex_lock+0x3c/0x40) [ 1614.508230][ T30] [<81ab83f0>] (mutex_lock) from [<804f46d0>] (_vm_unmap_aliases+0x68/0x240) [ 1614.508258][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1614.508293][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a9000 [ 1614.508307][ T30] r4:00000000 [ 1614.508315][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1614.508376][ T30] r9:83018405 r8:85321800 r7:00000000 r6:83018400 r5:00001000 r4:7f047000 [ 1614.508387][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1614.508422][ T30] r5:00001000 r4:ea69b000 [ 1614.508431][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1614.508502][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1614.508541][ T30] r5:85c82f94 r4:85c40680 [ 1614.508549][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1614.508604][ T30] r7:dddcfb40 r6:83018400 r5:85c82f94 r4:85c40680 [ 1614.508614][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1614.508649][ T30] r10:61c88647 r9:85321800 r8:85c406ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1614.508673][ T30] r4:85c40680 [ 1614.508682][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.508740][ T30] r10:00000000 r9:85c40680 r8:802762fc r7:ea64de60 r6:85c40700 r5:85321800 [ 1614.508759][ T30] r4:00000001 [ 1614.508769][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.508793][ T30] Exception stack(0xea655fb0 to 0xea655ff8) [ 1614.508809][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1614.508828][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.508843][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.508862][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.508896][ T30] r4:859b1d80 [ 1614.509348][ T30] INFO: task kworker/0:141:4703 is blocked on a mutex likely owned by task kworker/1:144:4654. [ 1614.509373][ T30] task:kworker/1:144 state:R running task stack:0 pid:4654 tgid:4654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1614.509429][ T30] Workqueue: events bpf_prog_free_deferred [ 1614.509458][ T30] Call trace: [ 1614.509471][ T30] [<81ab2f2c>] (__schedule) from [<81ab460c>] (preempt_schedule_irq+0x40/0xa8) [ 1614.509516][ T30] r10:8280c838 r9:85b0b000 r8:80200c04 r7:ea5fdd54 r6:ffffffff r5:85b0b000 [ 1614.509526][ T30] r4:00000000 [ 1614.509534][ T30] [<81ab45cc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1614.509562][ T30] Exception stack(0xea5fdd20 to 0xea5fdd68) [ 1614.509598][ T30] dd20: 8e751000 ebd3f000 00000001 80239018 7f02b000 00000001 82ace204 82acd5e0 [ 1614.509639][ T30] dd40: 7f02b000 ebd3f000 8280c838 ea5fdd9c ea5fdda0 ea5fdd70 8022fe10 80239030 [ 1614.509653][ T30] dd60: 80000113 ffffffff [ 1614.509666][ T30] r5:80000113 r4:80239030 [ 1614.509688][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4494>] (__purge_vmap_area_lazy+0x284/0x458) [ 1614.509726][ T30] r4:82ace224 [ 1614.509734][ T30] [<804f4210>] (__purge_vmap_area_lazy) from [<804f484c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1614.509769][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea5fddc0 r5:ea5fde08 [ 1614.509779][ T30] r4:ea5fddc0 [ 1614.509786][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1614.509836][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b3440 [ 1614.509862][ T30] r4:00000000 [ 1614.509890][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1614.509962][ T30] r9:83018605 r8:85b0b000 r7:00000000 r6:83018600 r5:00001000 r4:7f037000 [ 1614.509972][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1614.510007][ T30] r5:00001000 r4:e01dd000 [ 1614.510014][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1614.510044][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1614.510074][ T30] r5:85c7df94 r4:85c39180 [ 1614.510081][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1614.510113][ T30] r7:ddde3b40 r6:83018600 r5:85c7df94 r4:85c39180 [ 1614.510125][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1614.510159][ T30] r10:61c88647 r9:85b0b000 r8:85c391ac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1614.510169][ T30] r4:85c39180 [ 1614.510176][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.510210][ T30] r10:00000000 r9:85c39180 r8:802762fc r7:ea5ede60 r6:85c3d080 r5:85b0b000 [ 1614.510242][ T30] r4:00000001 [ 1614.510252][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.510277][ T30] Exception stack(0xea5fdfb0 to 0xea5fdff8) [ 1614.510292][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1614.510310][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.510326][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.510346][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.510356][ T30] r4:859b0680 [ 1614.510391][ T30] INFO: task kworker/0:142:4707 blocked for more than 430 seconds. [ 1614.510429][ T30] Not tainted syzkaller #0 [ 1614.510473][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1614.510490][ T30] task:kworker/0:142 state:D stack:0 pid:4707 tgid:4707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1614.510702][ T30] Workqueue: events bpf_prog_free_deferred [ 1614.510989][ T30] Call trace: [ 1614.511051][ T30] [<81ab2f2c>] (__schedule) from [<81ab41d8>] (schedule+0x2c/0x130) [ 1614.511174][ T30] r10:ea665d84 r9:829172a8 r8:60000013 r7:829172a8 r6:ea665d8c r5:85320000 [ 1614.511198][ T30] r4:85320000 [ 1614.511285][ T30] [<81ab41ac>] (schedule) from [<81ab4360>] (schedule_preempt_disabled+0x18/0x24) [ 1614.512172][ T30] r5:85320000 r4:829172a4 [ 1614.512219][ T30] [<81ab4348>] (schedule_preempt_disabled) from [<81ab79e4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1614.512344][ T30] [<81ab738c>] (__mutex_lock.constprop.0) from [<81ab83ec>] (__mutex_lock_slowpath+0x14/0x18) [ 1614.512427][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea665e08 [ 1614.512491][ T30] r4:00000000 [ 1614.512517][ T30] [<81ab83d8>] (__mutex_lock_slowpath) from [<81ab842c>] (mutex_lock+0x3c/0x40) [ 1614.512596][ T30] [<81ab83f0>] (mutex_lock) from [<804f46d0>] (_vm_unmap_aliases+0x68/0x240) [ 1614.512746][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1614.534260][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b4040 [ 1614.534345][ T30] r4:00000000 [ 1614.534367][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1614.534595][ T30] r9:83018405 r8:85320000 r7:00000000 r6:83018400 r5:00001000 r4:7f049000 [ 1614.534731][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1614.535133][ T30] r5:00001000 r4:ea755000 [ 1614.535163][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1614.535278][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1614.535355][ T30] r5:85c82b94 r4:85c40880 [ 1614.535398][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1614.535513][ T30] r7:dddcfb40 r6:83018400 r5:85c82b94 r4:85c40880 [ 1614.535637][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1614.535869][ T30] r10:61c88647 r9:85320000 r8:85c408ac r7:82804d80 r6:dddcfb40 r5:dddcfb60 [ 1614.536062][ T30] r4:85c40880 [ 1614.536092][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.536280][ T30] r10:00000000 r9:85c40880 r8:802762fc r7:ea659e60 r6:85c40900 r5:85320000 [ 1614.536316][ T30] r4:00000001 [ 1614.536342][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.536443][ T30] Exception stack(0xea665fb0 to 0xea665ff8) [ 1614.536557][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1614.536779][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.536990][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.537067][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.537103][ T30] r4:859b0c80 [ 1614.538131][ T30] INFO: task kworker/0:142:4707 is blocked on a mutex likely owned by task kworker/1:144:4654. [ 1614.538292][ T30] task:kworker/1:144 state:R running task stack:0 pid:4654 tgid:4654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1614.538510][ T30] Workqueue: events bpf_prog_free_deferred [ 1614.538664][ T30] Call trace: [ 1614.538826][ T30] [<81ab2f2c>] (__schedule) from [<81ab460c>] (preempt_schedule_irq+0x40/0xa8) [ 1614.538936][ T30] r10:8280c838 r9:85b0b000 r8:80200c04 r7:ea5fdd54 r6:ffffffff r5:85b0b000 [ 1614.538964][ T30] r4:00000000 [ 1614.539003][ T30] [<81ab45cc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1614.539071][ T30] Exception stack(0xea5fdd20 to 0xea5fdd68) [ 1614.539232][ T30] dd20: 8e751000 ebd3f000 00000001 80239018 7f02b000 00000001 82ace204 82acd5e0 [ 1614.539285][ T30] dd40: 7f02b000 ebd3f000 8280c838 ea5fdd9c ea5fdda0 ea5fdd70 8022fe10 80239030 [ 1614.539316][ T30] dd60: 80000113 ffffffff [ 1614.539444][ T30] r5:80000113 r4:80239030 [ 1614.539471][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4494>] (__purge_vmap_area_lazy+0x284/0x458) [ 1614.539769][ T30] r4:82ace224 [ 1614.539795][ T30] [<804f4210>] (__purge_vmap_area_lazy) from [<804f484c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1614.539883][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea5fddc0 r5:ea5fde08 [ 1614.539908][ T30] r4:ea5fddc0 [ 1614.539926][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1614.540000][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b3440 [ 1614.540106][ T30] r4:00000000 [ 1614.540226][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1614.540317][ T30] r9:83018605 r8:85b0b000 r7:00000000 r6:83018600 r5:00001000 r4:7f037000 [ 1614.540338][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1614.540404][ T30] r5:00001000 r4:e01dd000 [ 1614.540419][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1614.540504][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1614.540565][ T30] r5:85c7df94 r4:85c39180 [ 1614.540581][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1614.540816][ T30] r7:ddde3b40 r6:83018600 r5:85c7df94 r4:85c39180 [ 1614.540842][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1614.540921][ T30] r10:61c88647 r9:85b0b000 r8:85c391ac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1614.541032][ T30] r4:85c39180 [ 1614.541056][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.541255][ T30] r10:00000000 r9:85c39180 r8:802762fc r7:ea5ede60 r6:85c3d080 r5:85b0b000 [ 1614.541369][ T30] r4:00000001 [ 1614.541493][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.541609][ T30] Exception stack(0xea5fdfb0 to 0xea5fdff8) [ 1614.541713][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1614.541760][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.541984][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.542185][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.542216][ T30] r4:859b0680 [ 1614.576670][ T30] NMI backtrace for cpu 0 [ 1614.577153][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1614.577297][ T30] Hardware name: ARM-Versatile Express [ 1614.577422][ T30] Call trace: [ 1614.577522][ T30] [<80201a74>] (dump_backtrace) from [<80201b70>] (show_stack+0x18/0x1c) [ 1614.577632][ T30] r7:00000000 r6:00000113 r5:60000193 r4:82295bd4 [ 1614.577665][ T30] [<80201b58>] (show_stack) from [<8021eeb4>] (dump_stack_lvl+0x70/0x7c) [ 1614.577721][ T30] [<8021ee44>] (dump_stack_lvl) from [<8021eed8>] (dump_stack+0x18/0x1c) [ 1614.577776][ T30] r5:00000000 r4:00000001 [ 1614.577791][ T30] [<8021eec0>] (dump_stack) from [<81a9ca10>] (nmi_cpu_backtrace+0x160/0x17c) [ 1614.577930][ T30] [<81a9c8b0>] (nmi_cpu_backtrace) from [<81a9cb5c>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1614.578005][ T30] r7:00000000 r6:8280c510 r5:8281ad5c r4:ffffffff [ 1614.578021][ T30] [<81a9ca2c>] (nmi_trigger_cpumask_backtrace) from [<8022f818>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1614.578099][ T30] r9:00007c3e r8:8280c690 r7:00020179 r6:00007c3e r5:82ac27e4 r4:00000048 [ 1614.578129][ T30] [<8022f800>] (arch_trigger_cpumask_backtrace) from [<81aa466c>] (sys_info+0x68/0xa8) [ 1614.578402][ T30] [<81aa4604>] (sys_info) from [<803839d4>] (watchdog+0x464/0x8a0) [ 1614.578545][ T30] r5:82ac27e4 r4:85ec110c [ 1614.578730][ T30] [<80383570>] (watchdog) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.578834][ T30] r10:00000000 r9:00000000 r8:80383570 r7:830d6380 r6:830d6380 r5:8321c800 [ 1614.579061][ T30] r4:00000001 [ 1614.579081][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.579300][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1614.579346][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1614.579617][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.579679][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.579719][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.579739][ T30] r4:832dbf40 [ 1614.581381][ T30] Sending NMI from CPU 0 to CPUs 1: [ 1614.584393][ C1] NMI backtrace for cpu 1 [ 1614.584688][ C1] CPU: 1 UID: 0 PID: 2820 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 1614.584769][ C1] Hardware name: ARM-Versatile Express [ 1614.584844][ C1] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1614.585007][ C1] LR is at pl011_console_device_unlock+0x20/0x24 [ 1614.585100][ C1] pc : [<81abdb80>] lr : [<80aa4144>] psr: 60000113 [ 1614.585168][ C1] sp : eb17deb0 ip : eb17dec0 fp : eb17debc [ 1614.585217][ C1] r10: 82959c04 r9 : 00000001 r8 : 00000000 [ 1614.585270][ C1] r7 : 00000117 r6 : 82959b68 r5 : 00000000 r4 : 00000001 [ 1614.585329][ C1] r3 : 0000079e r2 : 00000000 r1 : 60000113 r0 : 84550440 [ 1614.585463][ C1] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 1614.585556][ C1] Control: 30c5387d Table: 84db48c0 DAC: 00000000 [ 1614.585624][ C1] Call trace: [ 1614.585680][ C1] [<81abdb58>] (_raw_spin_unlock_irqrestore) from [<80aa4144>] (pl011_console_device_unlock+0x20/0x24) [ 1614.585764][ C1] [<80aa4124>] (pl011_console_device_unlock) from [<802e57c0>] (nbcon_emit_one+0x88/0x100) [ 1614.585855][ C1] [<802e5738>] (nbcon_emit_one) from [<802e5a40>] (nbcon_kthread_func+0x208/0x2e4) [ 1614.585943][ C1] r6:82abf0fc r5:82959b68 r4:8467e000 [ 1614.585966][ C1] [<802e5838>] (nbcon_kthread_func) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1614.586070][ C1] r10:00000000 r9:82959b68 r8:802e5838 r7:84e54c00 r6:84e54c00 r5:8467e000 [ 1614.586096][ C1] r4:00000001 [ 1614.586113][ C1] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1614.586164][ C1] Exception stack(0xeb17dfb0 to 0xeb17dff8) [ 1614.586212][ C1] dfa0: 00000000 00000000 00000000 00000000 [ 1614.586254][ C1] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1614.586285][ C1] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1614.586340][ C1] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1614.586364][ C1] r4:84ae6580 1970/01/01 00:26:59 executed programs: 1098 1970/01/01 00:27:04 executed programs: 1108 1970/01/01 00:27:10 executed programs: 1121 [ 1635.176948][ T30] INFO: task kworker/1:13:4144 blocked for more than 430 seconds. [ 1635.178799][ T30] Not tainted syzkaller #0 [ 1635.180575][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1635.185716][ T30] task:kworker/1:13 state:D stack:0 pid:4144 tgid:4144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1635.186884][ T30] Workqueue: events bpf_prog_free_deferred [ 1635.195491][ T30] Call trace: [ 1635.196226][ T30] [<81ab2f2c>] (__schedule) from [<81ab41d8>] (schedule+0x2c/0x130) [ 1635.196939][ T30] r10:dfd2dd84 r9:829172a8 r8:60000113 r7:829172a8 r6:dfd2dd8c r5:833a3000 [ 1635.197567][ T30] r4:833a3000 [ 1635.197955][ T30] [<81ab41ac>] (schedule) from [<81ab4360>] (schedule_preempt_disabled+0x18/0x24) [ 1635.198560][ T30] r5:833a3000 r4:829172a4 [ 1635.204177][ T30] [<81ab4348>] (schedule_preempt_disabled) from [<81ab79e4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1635.205094][ T30] [<81ab738c>] (__mutex_lock.constprop.0) from [<81ab83ec>] (__mutex_lock_slowpath+0x14/0x18) [ 1635.205813][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd2de08 [ 1635.206386][ T30] r4:00000000 [ 1635.206856][ T30] [<81ab83d8>] (__mutex_lock_slowpath) from [<81ab842c>] (mutex_lock+0x3c/0x40) [ 1635.207413][ T30] [<81ab83f0>] (mutex_lock) from [<804f46d0>] (_vm_unmap_aliases+0x68/0x240) [ 1635.207974][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1635.208623][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c421c0 [ 1635.209234][ T30] r4:00000000 [ 1635.209626][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1635.210708][ T30] r9:83018605 r8:833a3000 r7:00000000 r6:83018600 r5:00001000 r4:7f031000 [ 1635.211318][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1635.211875][ T30] r5:00001000 r4:e83c3000 [ 1635.212285][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1635.213982][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1635.214754][ T30] r5:85c1e394 r4:85942480 [ 1635.215242][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1635.216071][ T30] r7:ddde3b40 r6:83018600 r5:85c1e394 r4:85942480 [ 1635.216676][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1635.217216][ T30] r10:61c88647 r9:833a3000 r8:859424ac r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1635.217672][ T30] r4:85942480 [ 1635.218045][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1635.218603][ T30] r10:00000000 r9:85942480 r8:802762fc r7:dfd1de60 r6:85942980 r5:833a3000 [ 1635.219107][ T30] r4:00000001 [ 1635.219445][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1635.223789][ T30] Exception stack(0xdfd2dfb0 to 0xdfd2dff8) [ 1635.224391][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1635.225038][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1635.225582][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1635.230903][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1635.232038][ T30] r4:85940140 [ 1635.234219][ T30] INFO: task kworker/1:13:4144 is blocked on a mutex likely owned by task kworker/1:146:4699. [ 1635.243568][ T30] task:kworker/1:146 state:R running task stack:0 pid:4699 tgid:4699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1635.244901][ T30] Workqueue: events bpf_prog_free_deferred [ 1635.245586][ T30] Call trace: [ 1635.246132][ T30] [<81ab2f2c>] (__schedule) from [<81ab460c>] (preempt_schedule_irq+0x40/0xa8) [ 1635.246857][ T30] r10:8280c838 r9:85323c00 r8:80200c04 r7:ea651d54 r6:ffffffff r5:85323c00 [ 1635.247563][ T30] r4:00000000 [ 1635.247973][ T30] [<81ab45cc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1635.248611][ T30] Exception stack(0xea651d20 to 0xea651d68) [ 1635.249053][ T30] 1d20: d5ecc000 ebd53000 00000001 80239018 7f00b000 00000001 82ace204 82acd5e0 [ 1635.249549][ T30] 1d40: 7f00b000 ebd53000 8280c838 ea651d9c ea651da0 ea651d70 8022fe10 80239030 [ 1635.250154][ T30] 1d60: 80000013 ffffffff [ 1635.250582][ T30] r5:80000013 r4:80239030 [ 1635.250933][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4494>] (__purge_vmap_area_lazy+0x284/0x458) [ 1635.251677][ T30] r4:82ace224 [ 1635.252022][ T30] [<804f4210>] (__purge_vmap_area_lazy) from [<804f484c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1635.252692][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea651dc0 r5:ea651e08 [ 1635.253974][ T30] r4:ea651dc0 [ 1635.254621][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1635.255584][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c429c0 [ 1635.256583][ T30] r4:00000000 [ 1635.257167][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1635.258162][ T30] r9:83018605 r8:85323c00 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1635.259013][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1635.260695][ T30] r5:00001000 r4:ea50d000 [ 1635.261532][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1635.262591][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1635.263945][ T30] r5:85c81394 r4:859fa400 [ 1635.264418][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1635.265334][ T30] r7:ddde3b40 r6:83018600 r5:85c81394 r4:859fa400 [ 1635.265880][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1635.266500][ T30] r10:61c88647 r9:85323c00 r8:859fa42c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1635.267482][ T30] r4:859fa400 [ 1635.268345][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1635.270251][ T30] r10:00000000 r9:859fa400 r8:802762fc r7:ea5ede60 r6:85c40380 r5:85323c00 [ 1635.271793][ T30] r4:00000001 [ 1635.275057][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1635.284135][ T30] Exception stack(0xea651fb0 to 0xea651ff8) [ 1635.285942][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1635.286750][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1635.287387][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1635.287902][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1635.288034][ T30] r4:85c42380 [ 1635.288252][ T30] INFO: task kworker/1:14:4149 blocked for more than 430 seconds. [ 1635.288356][ T30] Not tainted syzkaller #0 [ 1635.288434][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1635.288701][ T30] task:kworker/1:14 state:D stack:0 pid:4149 tgid:4149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1635.289206][ T30] Workqueue: events bpf_prog_free_deferred [ 1635.289558][ T30] Call trace: [ 1635.289851][ T30] [<81ab2f2c>] (__schedule) from [<81ab41d8>] (schedule+0x2c/0x130) [ 1635.289998][ T30] r10:dfcc5d84 r9:829172a8 r8:60000113 r7:829172a8 r6:dfcc5d8c r5:84f61800 [ 1635.290073][ T30] r4:84f61800 [ 1635.290145][ T30] [<81ab41ac>] (schedule) from [<81ab4360>] (schedule_preempt_disabled+0x18/0x24) [ 1635.290257][ T30] r5:84f61800 r4:829172a4 [ 1635.290404][ T30] [<81ab4348>] (schedule_preempt_disabled) from [<81ab79e4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1635.290546][ T30] [<81ab738c>] (__mutex_lock.constprop.0) from [<81ab83ec>] (__mutex_lock_slowpath+0x14/0x18) [ 1635.290659][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc5e08 [ 1635.290735][ T30] r4:00000000 [ 1635.290803][ T30] [<81ab83d8>] (__mutex_lock_slowpath) from [<81ab842c>] (mutex_lock+0x3c/0x40) [ 1635.290938][ T30] [<81ab83f0>] (mutex_lock) from [<804f46d0>] (_vm_unmap_aliases+0x68/0x240) [ 1635.291046][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1635.291166][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c42840 [ 1635.291239][ T30] r4:00000000 [ 1635.291306][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1635.291473][ T30] r9:83018605 r8:84f61800 r7:00000000 r6:83018600 r5:00001000 r4:7f053000 [ 1635.291549][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1635.291664][ T30] r5:00001000 r4:ea7ad000 [ 1635.291730][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1635.291892][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1635.292010][ T30] r5:85978b94 r4:85942d00 [ 1635.292078][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1635.292194][ T30] r7:ddde3b40 r6:83018600 r5:85978b94 r4:85942d00 [ 1635.292262][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1635.292372][ T30] r10:61c88647 r9:84f61800 r8:85942d2c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1635.292443][ T30] r4:85942d00 [ 1635.292566][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1635.292682][ T30] r10:00000000 r9:85942d00 r8:802762fc r7:dfca9e60 r6:85942d80 r5:84f61800 [ 1635.292755][ T30] r4:00000001 [ 1635.292882][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1635.307292][ T30] Exception stack(0xdfcc5fb0 to 0xdfcc5ff8) [ 1635.308161][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1635.310797][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1635.312184][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1635.323631][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1635.324940][ T30] r4:859408c0 [ 1635.326367][ T30] INFO: task kworker/1:14:4149 is blocked on a mutex likely owned by task kworker/1:146:4699. [ 1635.327685][ T30] task:kworker/1:146 state:R running task stack:0 pid:4699 tgid:4699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1635.329912][ T30] Workqueue: events bpf_prog_free_deferred [ 1635.330987][ T30] Call trace: [ 1635.331901][ T30] [<81ab2f2c>] (__schedule) from [<81ab460c>] (preempt_schedule_irq+0x40/0xa8) [ 1635.333447][ T30] r10:8280c838 r9:85323c00 r8:80200c04 r7:ea651d54 r6:ffffffff r5:85323c00 [ 1635.334717][ T30] r4:00000000 [ 1635.335477][ T30] [<81ab45cc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1635.336834][ T30] Exception stack(0xea651d20 to 0xea651d68) [ 1635.337637][ T30] 1d20: d64d5000 ebd53000 00000001 80239018 7f00b000 00000001 82ace204 82acd5e0 [ 1635.338712][ T30] 1d40: 7f00b000 ebd53000 8280c838 ea651d9c ea651da0 ea651d70 8022fe10 80239030 [ 1635.339850][ T30] 1d60: 80000013 ffffffff [ 1635.340657][ T30] r5:80000013 r4:80239030 [ 1635.341453][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4494>] (__purge_vmap_area_lazy+0x284/0x458) [ 1635.342496][ T30] r4:82ace224 [ 1635.343663][ T30] [<804f4210>] (__purge_vmap_area_lazy) from [<804f484c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1635.344708][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea651dc0 r5:ea651e08 [ 1635.345712][ T30] r4:ea651dc0 [ 1635.346330][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1635.347340][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c429c0 [ 1635.348326][ T30] r4:00000000 [ 1635.348941][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1635.349887][ T30] r9:83018605 r8:85323c00 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1635.351648][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1635.407214][ T30] r5:00001000 r4:ea50d000 [ 1635.448128][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1635.464058][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1635.464245][ T30] r5:85c81394 r4:859fa400 [ 1635.464266][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1635.464332][ T30] r7:ddde3b40 r6:83018600 r5:85c81394 r4:859fa400 [ 1635.464386][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1635.464428][ T30] r10:61c88647 r9:85323c00 r8:859fa42c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1635.464533][ T30] r4:859fa400 [ 1635.464551][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1635.464593][ T30] r10:00000000 r9:859fa400 r8:802762fc r7:ea5ede60 r6:85c40380 r5:85323c00 [ 1635.464603][ T30] r4:00000001 [ 1635.464611][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1635.464642][ T30] Exception stack(0xea651fb0 to 0xea651ff8) [ 1635.464699][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1635.464734][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1635.464753][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1635.464775][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1635.464832][ T30] r4:85c42380 [ 1635.465207][ T30] INFO: task kworker/1:15:4152 blocked for more than 431 seconds. [ 1635.465240][ T30] Not tainted syzkaller #0 [ 1635.465293][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1635.465304][ T30] task:kworker/1:15 state:D stack:0 pid:4152 tgid:4152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1635.465348][ T30] Workqueue: events bpf_prog_free_deferred [ 1635.465410][ T30] Call trace: [ 1635.465472][ T30] [<81ab2f2c>] (__schedule) from [<81ab41d8>] (schedule+0x2c/0x130) [ 1635.465521][ T30] r10:dfb55d84 r9:829172a8 r8:60000113 r7:829172a8 r6:dfb55d8c r5:833a4800 [ 1635.465531][ T30] r4:833a4800 [ 1635.465538][ T30] [<81ab41ac>] (schedule) from [<81ab4360>] (schedule_preempt_disabled+0x18/0x24) [ 1635.465596][ T30] r5:833a4800 r4:829172a4 [ 1635.465605][ T30] [<81ab4348>] (schedule_preempt_disabled) from [<81ab79e4>] (__mutex_lock.constprop.0+0x658/0xf8c) [ 1635.465634][ T30] [<81ab738c>] (__mutex_lock.constprop.0) from [<81ab83ec>] (__mutex_lock_slowpath+0x14/0x18) [ 1635.465668][ T30] r10:8280c7e4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 [ 1635.465681][ T30] r4:00000000 [ 1635.465722][ T30] [<81ab83d8>] (__mutex_lock_slowpath) from [<81ab842c>] (mutex_lock+0x3c/0x40) [ 1635.465781][ T30] [<81ab83f0>] (mutex_lock) from [<804f46d0>] (_vm_unmap_aliases+0x68/0x240) [ 1635.465855][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1635.465902][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c48c40 [ 1635.465912][ T30] r4:00000000 [ 1635.465920][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1635.465960][ T30] r9:83018605 r8:833a4800 r7:00000000 r6:83018600 r5:00001000 r4:7f00d000 [ 1635.465969][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1635.466038][ T30] r5:00001000 r4:dfa83000 [ 1635.466060][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1635.466094][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1635.466171][ T30] r5:85c89794 r4:85942b00 [ 1635.466204][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1635.466243][ T30] r7:ddde3b40 r6:83018600 r5:85c89794 r4:85942b00 [ 1635.466251][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1635.466343][ T30] r10:61c88647 r9:833a4800 r8:85942b2c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1635.466373][ T30] r4:85942b00 [ 1635.466382][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1635.466419][ T30] r10:00000000 r9:85942b00 r8:802762fc r7:dfcc5e60 r6:85942b80 r5:833a4800 [ 1635.466428][ T30] r4:00000001 [ 1635.466436][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1635.466489][ T30] Exception stack(0xdfb55fb0 to 0xdfb55ff8) [ 1635.466509][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1635.466528][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1635.466544][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1635.466564][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1635.466574][ T30] r4:85940840 [ 1635.467064][ T30] INFO: task kworker/1:15:4152 is blocked on a mutex likely owned by task kworker/1:146:4699. [ 1635.467106][ T30] task:kworker/1:146 state:R running task stack:0 pid:4699 tgid:4699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1635.467193][ T30] Workqueue: events bpf_prog_free_deferred [ 1635.467277][ T30] Call trace: [ 1635.467293][ T30] [<81ab2f2c>] (__schedule) from [<81ab460c>] (preempt_schedule_irq+0x40/0xa8) [ 1635.467356][ T30] r10:8280c838 r9:85323c00 r8:80200c04 r7:ea651d54 r6:ffffffff r5:85323c00 [ 1635.467380][ T30] r4:00000000 [ 1635.467390][ T30] [<81ab45cc>] (preempt_schedule_irq) from [<80200c24>] (svc_preempt+0x8/0x18) [ 1635.467421][ T30] Exception stack(0xea651d20 to 0xea651d68) [ 1635.467441][ T30] 1d20: d8c3b000 ebd53000 00000001 80239018 7f00b000 00000001 82ace204 82acd5e0 [ 1635.467517][ T30] 1d40: 7f00b000 ebd53000 8280c838 ea651d9c ea651da0 ea651d70 8022fe10 80239030 [ 1635.467567][ T30] 1d60: 80000013 ffffffff [ 1635.467651][ T30] r5:80000013 r4:80239030 [ 1635.467905][ T30] [<8022fdac>] (flush_tlb_kernel_range) from [<804f4494>] (__purge_vmap_area_lazy+0x284/0x458) [ 1635.467963][ T30] r4:82ace224 [ 1635.468021][ T30] [<804f4210>] (__purge_vmap_area_lazy) from [<804f484c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1635.468062][ T30] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:ea651dc0 r5:ea651e08 [ 1635.468072][ T30] r4:ea651dc0 [ 1635.468080][ T30] [<804f4668>] (_vm_unmap_aliases) from [<804f84b8>] (vfree+0x16c/0x210) [ 1635.468132][ T30] r10:83016170 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c429c0 [ 1635.468156][ T30] r4:00000000 [ 1635.468235][ T30] [<804f834c>] (vfree) from [<805642f0>] (execmem_free+0x30/0x50) [ 1635.468316][ T30] r9:83018605 r8:85323c00 r7:00000000 r6:83018600 r5:00001000 r4:7f03d000 [ 1635.468339][ T30] [<805642c0>] (execmem_free) from [<803cb554>] (bpf_jit_free_exec+0x10/0x14) [ 1635.468410][ T30] r5:00001000 r4:ea50d000 [ 1635.468421][ T30] [<803cb544>] (bpf_jit_free_exec) from [<803cb934>] (bpf_jit_free+0x68/0xe4) [ 1635.468504][ T30] [<803cb8cc>] (bpf_jit_free) from [<803cca5c>] (bpf_prog_free_deferred+0x140/0x158) [ 1635.468570][ T30] r5:85c81394 r4:859fa400 [ 1635.468579][ T30] [<803cc91c>] (bpf_prog_free_deferred) from [<80275db8>] (process_one_work+0x1b4/0x4f4) [ 1635.468625][ T30] r7:ddde3b40 r6:83018600 r5:85c81394 r4:859fa400 [ 1635.468645][ T30] [<80275c04>] (process_one_work) from [<802764f8>] (worker_thread+0x1fc/0x3d8) [ 1635.468716][ T30] r10:61c88647 r9:85323c00 r8:859fa42c r7:82804d80 r6:ddde3b40 r5:ddde3b60 [ 1635.468751][ T30] r4:859fa400 [ 1635.468767][ T30] [<802762fc>] (worker_thread) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1635.468846][ T30] r10:00000000 r9:859fa400 r8:802762fc r7:ea5ede60 r6:85c40380 r5:85323c00 [ 1635.468871][ T30] r4:00000001 [ 1635.468903][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1635.468959][ T30] Exception stack(0xea651fb0 to 0xea651ff8) [ 1635.468995][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1635.469027][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1635.469056][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1635.469144][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1635.469165][ T30] r4:85c42380 [ 1635.469240][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1635.470766][ T30] NMI backtrace for cpu 0 [ 1635.470810][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 1635.470839][ T30] Hardware name: ARM-Versatile Express [ 1635.470849][ T30] Call trace: [ 1635.470868][ T30] [<80201a74>] (dump_backtrace) from [<80201b70>] (show_stack+0x18/0x1c) [ 1635.470921][ T30] r7:00000000 r6:00000113 r5:60000193 r4:82295bd4 [ 1635.470929][ T30] [<80201b58>] (show_stack) from [<8021eeb4>] (dump_stack_lvl+0x70/0x7c) [ 1635.470958][ T30] [<8021ee44>] (dump_stack_lvl) from [<8021eed8>] (dump_stack+0x18/0x1c) [ 1635.470987][ T30] r5:00000000 r4:00000001 [ 1635.471003][ T30] [<8021eec0>] (dump_stack) from [<81a9ca10>] (nmi_cpu_backtrace+0x160/0x17c) [ 1635.471073][ T30] [<81a9c8b0>] (nmi_cpu_backtrace) from [<81a9cb5c>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1635.471155][ T30] r7:00000000 r6:8280c510 r5:8281ad5c r4:ffffffff [ 1635.471167][ T30] [<81a9ca2c>] (nmi_trigger_cpumask_backtrace) from [<8022f818>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1635.471212][ T30] r9:00007c16 r8:8280c690 r7:000209a2 r6:00007c16 r5:82ac27e4 r4:00000048 [ 1635.471246][ T30] [<8022f800>] (arch_trigger_cpumask_backtrace) from [<81aa466c>] (sys_info+0x68/0xa8) [ 1635.471294][ T30] [<81aa4604>] (sys_info) from [<803839d4>] (watchdog+0x464/0x8a0) [ 1635.471361][ T30] r5:82ac27e4 r4:85ff630c [ 1635.471379][ T30] [<80383570>] (watchdog) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1635.471416][ T30] r10:00000000 r9:00000000 r8:80383570 r7:830d6380 r6:830d6380 r5:8321c800 [ 1635.471427][ T30] r4:00000001 [ 1635.471434][ T30] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1635.471458][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1635.471493][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1635.471513][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1635.471578][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1635.471624][ T30] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1635.471646][ T30] r4:832dbf40 [ 1635.471662][ T30] Sending NMI from CPU 0 to CPUs 1: [ 1635.472763][ C1] NMI backtrace for cpu 1 [ 1635.472878][ C1] CPU: 1 UID: 0 PID: 2820 Comm: pr/ttyAMA-1 Not tainted syzkaller #0 PREEMPT [ 1635.472937][ C1] Hardware name: ARM-Versatile Express [ 1635.472962][ C1] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1635.473033][ C1] LR is at pl011_console_device_unlock+0x20/0x24 [ 1635.473079][ C1] pc : [<81abdb80>] lr : [<80aa4144>] psr: 60000113 [ 1635.473107][ C1] sp : eb17deb0 ip : eb17dec0 fp : eb17debc [ 1635.473170][ C1] r10: 82959c04 r9 : 00000001 r8 : 00000000 [ 1635.473201][ C1] r7 : 00000117 r6 : 82959b68 r5 : 00000000 r4 : 00000001 [ 1635.473231][ C1] r3 : 0000093b r2 : 00000000 r1 : 60000113 r0 : 84550440 [ 1635.473260][ C1] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none [ 1635.473301][ C1] Control: 30c5387d Table: 85c76a40 DAC: 00000000 [ 1635.473325][ C1] Call trace: [ 1635.473366][ C1] [<81abdb58>] (_raw_spin_unlock_irqrestore) from [<80aa4144>] (pl011_console_device_unlock+0x20/0x24) [ 1635.473440][ C1] [<80aa4124>] (pl011_console_device_unlock) from [<802e57c0>] (nbcon_emit_one+0x88/0x100) [ 1635.473510][ C1] [<802e5738>] (nbcon_emit_one) from [<802e5a40>] (nbcon_kthread_func+0x208/0x2e4) [ 1635.473596][ C1] r6:82abf0fc r5:82959b68 r4:8467e000 [ 1635.473628][ C1] [<802e5838>] (nbcon_kthread_func) from [<8027f6fc>] (kthread+0x12c/0x280) [ 1635.473710][ C1] r10:00000000 r9:82959b68 r8:802e5838 r7:84e54c00 r6:84e54c00 r5:8467e000 [ 1635.473745][ C1] r4:00000001 [ 1635.473774][ C1] [<8027f5d0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1635.473836][ C1] Exception stack(0xeb17dfb0 to 0xeb17dff8) [ 1635.473886][ C1] dfa0: 00000000 00000000 00000000 00000000 [ 1635.473923][ C1] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1635.473960][ C1] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1635.473998][ C1] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8027f5d0 [ 1635.474018][ C1] r4:84ae6580 1970/01/01 00:27:15 executed programs: 1131 1970/01/01 00:27:20 executed programs: 1142