Warning: Permanently added '10.128.0.221' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 345.229898][ T27] audit: type=1400 audit(1581547831.467:42): avc: denied { map } for pid=11010 comm="syz-executor334" path="/root/syz-executor334845725" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 executing program executing program executing program [ 349.610703][T11018] Cannot find add_set index 0 as target [ 349.613026][T11021] Cannot find add_set index 0 as target [ 349.617860][T11019] Cannot find add_set index 0 as target [ 349.622099][T11022] Cannot find add_set index 0 as target [ 349.624249][T11017] Cannot find add_set index 0 as target executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 349.656418][T11023] Cannot find add_set index 0 as target [ 349.667745][T11024] Cannot find add_set index 0 as target [ 349.676380][T11026] Cannot find add_set index 0 as target [ 349.678192][T11025] Cannot find add_set index 0 as target [ 349.683519][T11027] Cannot find add_set index 0 as target [ 511.772089][ T1106] INFO: task syz-executor334:11027 blocked for more than 143 seconds. [ 511.780584][ T1106] Not tainted 5.6.0-rc1-syzkaller #0 [ 511.786755][ T1106] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 511.795759][ T1106] syz-executor334 D28040 11027 11013 0x00004004 [ 511.802579][ T1106] Call Trace: [ 511.806074][ T1106] __schedule+0x934/0x1f90 [ 511.810541][ T1106] ? __sched_text_start+0x8/0x8 [ 511.815755][ T1106] ? __lock_acquire+0x29c9/0x4a00 [ 511.820830][ T1106] schedule+0xdc/0x2b0 [ 511.825381][ T1106] schedule_timeout+0x717/0xc50 [ 511.830306][ T1106] ? __kasan_check_read+0x11/0x20 [ 511.835611][ T1106] ? usleep_range+0x170/0x170 [ 511.840331][ T1106] ? mark_held_locks+0xa4/0xf0 [ 511.845345][ T1106] ? _raw_spin_unlock_irq+0x23/0x80 [ 511.850579][ T1106] ? wait_for_completion+0x294/0x440 [ 511.856169][ T1106] ? _raw_spin_unlock_irq+0x23/0x80 [ 511.861404][ T1106] ? lockdep_hardirqs_on+0x421/0x5e0 [ 511.868089][ T1106] ? trace_hardirqs_on+0x67/0x240 [ 511.873434][ T1106] wait_for_completion+0x29c/0x440 [ 511.878700][ T1106] ? wait_for_completion_interruptible+0x470/0x470 [ 511.885493][ T1106] ? wake_up_q+0x140/0x140 [ 511.889924][ T1106] ? lockdep_hardirqs_on+0x421/0x5e0 [ 511.895507][ T1106] ? __kasan_check_read+0x11/0x20 [ 511.900593][ T1106] __flush_work+0x4fe/0xa50 [ 511.906029][ T1106] ? mark_held_locks+0xf0/0xf0 [ 511.910839][ T1106] ? queue_delayed_work_on+0x210/0x210 [ 511.916671][ T1106] ? init_pwq+0x360/0x360 [ 511.921066][ T1106] ? __cancel_work_timer+0xc4/0x540 [ 511.926568][ T1106] ? __cancel_work_timer+0x1e0/0x540 [ 511.932102][ T1106] ? cancel_delayed_work_sync+0x1b/0x20 [ 511.937678][ T1106] ? __cancel_work_timer+0x1e0/0x540 [ 511.943278][ T1106] ? lockdep_hardirqs_on+0x421/0x5e0 [ 511.948603][ T1106] ? trace_hardirqs_on+0x67/0x240 [ 511.954101][ T1106] __cancel_work_timer+0x3d9/0x540 [ 511.959696][ T1106] ? mod_delayed_work_on+0x200/0x200 [ 511.965423][ T1106] ? set_target_v0_checkentry+0x201/0x4f0 [ 511.971177][ T1106] ? set_target_v0_checkentry+0x188/0x4f0 [ 511.977635][ T1106] ? set_target_v1_checkentry+0x4d0/0x4d0 [ 511.983678][ T1106] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 511.989962][ T1106] cancel_delayed_work_sync+0x1b/0x20 [ 511.996667][ T1106] htable_put+0x15f/0x220 [ 512.001015][ T1106] ? htable_put+0x220/0x220 [ 512.005909][ T1106] hashlimit_mt_destroy+0x56/0x70 [ 512.011046][ T1106] cleanup_match+0xde/0x170 [ 512.015853][ T1106] ? icmp_checkentry+0xa0/0xa0 [ 512.020682][ T1106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 512.027379][ T1106] find_check_entry.isra.0+0x454/0x920 [ 512.033477][ T1106] ? ipt_do_table+0x1b80/0x1b80 [ 512.038382][ T1106] ? lockdep_hardirqs_on+0x421/0x5e0 [ 512.043950][ T1106] ? kvfree+0x4a/0x60 [ 512.048028][ T1106] translate_table+0xcb4/0x17d0 [ 512.053184][ T1106] ? compat_do_ipt_get_ctl+0x910/0x910 [ 512.058886][ T1106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 512.065448][ T1106] ? _copy_from_user+0x12c/0x1a0 [ 512.070425][ T1106] do_ipt_set_ctl+0x2fe/0x4c2 [ 512.075383][ T1106] ? compat_do_ipt_set_ctl+0x170/0x170 [ 512.080902][ T1106] ? mutex_unlock+0xd/0x10 [ 512.085717][ T1106] ? nf_sockopt_find.constprop.0+0x226/0x290 [ 512.092088][ T1106] nf_setsockopt+0x77/0xd0 [ 512.096552][ T1106] ip_setsockopt+0xdf/0x100 [ 512.101118][ T1106] udp_setsockopt+0x68/0xb0 [ 512.105923][ T1106] sock_common_setsockopt+0x94/0xd0 [ 512.111166][ T1106] __sys_setsockopt+0x261/0x4c0 [ 512.116283][ T1106] ? sock_create_kern+0x50/0x50 [ 512.121277][ T1106] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 512.128108][ T1106] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 512.133844][ T1106] ? do_syscall_64+0x26/0x790 [ 512.138560][ T1106] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 512.144888][ T1106] ? do_syscall_64+0x26/0x790 [ 512.149706][ T1106] __x64_sys_setsockopt+0xbe/0x150 [ 512.155089][ T1106] do_syscall_64+0xfa/0x790 [ 512.159654][ T1106] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 512.165926][ T1106] RIP: 0033:0x441c69 [ 512.169871][ T1106] Code: 64 0a 00 00 00 00 00 00 00 72 73 79 73 6c 6f 67 64 3a 20 76 65 72 73 69 6f 6e 20 25 73 2c 20 63 6f 6e 66 69 67 20 76 61 6c 69 <64> 61 74 69 6f 6e 20 72 75 6e 20 28 6c 65 76 65 6c 20 25 64 29 2c [ 512.190237][ T1106] RSP: 002b:00007fffb3323b38 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 512.198884][ T1106] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441c69 [ 512.207038][ T1106] RDX: 0000000000000040 RSI: ffffff0f00000000 RDI: 0000000000000003 [ 512.215282][ T1106] RBP: 0000000000054472 R08: 0000000000000418 R09: 00000000004002c8 [ 512.223462][ T1106] R10: 0000000020000380 R11: 0000000000000246 R12: 00000000004029e0 [ 512.231476][ T1106] R13: 0000000000402a70 R14: 0000000000000000 R15: 0000000000000000 [ 512.239869][ T1106] INFO: task syz-executor334:11030 blocked for more than 143 seconds. [ 512.248482][ T1106] Not tainted 5.6.0-rc1-syzkaller #0 [ 512.255643][ T1106] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 512.264685][ T1106] syz-executor334 D28072 11030 11011 0x00004004 [ 512.271037][ T1106] Call Trace: [ 512.274628][ T1106] __schedule+0x934/0x1f90 [ 512.279080][ T1106] ? __sched_text_start+0x8/0x8 [ 512.284323][ T1106] ? lock_downgrade+0x920/0x920 [ 512.289203][ T1106] ? rwlock_bug.part.0+0x90/0x90 [ 512.294431][ T1106] schedule+0xdc/0x2b0 [ 512.298537][ T1106] schedule_preempt_disabled+0x13/0x20 [ 512.304276][ T1106] __mutex_lock+0x7ab/0x13c0 [ 512.308934][ T1106] ? hashlimit_mt_check_common.isra.0+0x341/0x1500 [ 512.315938][ T1106] ? mutex_trylock+0x2d0/0x2d0 [ 512.320744][ T1106] ? mark_lock+0xc2/0x1220 [ 512.325503][ T1106] ? find_held_lock+0x35/0x130 [ 512.330400][ T1106] ? xt_find_match+0x1e8/0x280 [ 512.335472][ T1106] mutex_lock_nested+0x16/0x20 [ 512.340271][ T1106] ? mutex_lock_nested+0x16/0x20 [ 512.345564][ T1106] hashlimit_mt_check_common.isra.0+0x341/0x1500 [ 512.352163][ T1106] hashlimit_mt_check+0xa4/0xd0 [ 512.357078][ T1106] ? hashlimit_mt_check_common.isra.0+0x1500/0x1500 [ 512.363959][ T1106] xt_check_match+0x280/0x690 [ 512.368775][ T1106] ? xt_check_target+0x690/0x690 [ 512.373996][ T1106] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 512.380283][ T1106] ? mutex_unlock+0xd/0x10 [ 512.386043][ T1106] ? xt_find_match+0x73/0x280 [ 512.390771][ T1106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 512.397334][ T1106] find_check_entry.isra.0+0x32f/0x920 [ 512.403199][ T1106] ? ipt_do_table+0x1b80/0x1b80 [ 512.408121][ T1106] ? lockdep_hardirqs_on+0x421/0x5e0 [ 512.413682][ T1106] ? trace_hardirqs_on+0x67/0x240 [ 512.418918][ T1106] ? kvfree+0x4a/0x60 [ 512.423200][ T1106] translate_table+0xcb4/0x17d0 [ 512.428219][ T1106] ? compat_do_ipt_get_ctl+0x910/0x910 [ 512.433948][ T1106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 512.440239][ T1106] ? _copy_from_user+0x12c/0x1a0 [ 512.445460][ T1106] do_ipt_set_ctl+0x2fe/0x4c2 [ 512.450158][ T1106] ? compat_do_ipt_set_ctl+0x170/0x170 [ 512.456022][ T1106] ? mutex_unlock+0xd/0x10 [ 512.460444][ T1106] ? nf_sockopt_find.constprop.0+0x226/0x290 [ 512.466836][ T1106] nf_setsockopt+0x77/0xd0 [ 512.471417][ T1106] ip_setsockopt+0xdf/0x100 [ 512.476198][ T1106] udp_setsockopt+0x68/0xb0 [ 512.480727][ T1106] sock_common_setsockopt+0x94/0xd0 [ 512.486326][ T1106] __sys_setsockopt+0x261/0x4c0 [ 512.491198][ T1106] ? sock_create_kern+0x50/0x50 [ 512.496292][ T1106] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 512.502200][ T1106] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 512.507827][ T1106] ? do_syscall_64+0x26/0x790 [ 512.513858][ T1106] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 512.519960][ T1106] ? do_syscall_64+0x26/0x790 [ 512.524907][ T1106] __x64_sys_setsockopt+0xbe/0x150 [ 512.530148][ T1106] do_syscall_64+0xfa/0x790 [ 512.534969][ T1106] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 512.540884][ T1106] RIP: 0033:0x441c69 [ 512.545196][ T1106] Code: 64 0a 00 00 00 00 00 00 00 72 73 79 73 6c 6f 67 64 3a 20 76 65 72 73 69 6f 6e 20 25 73 2c 20 63 6f 6e 66 69 67 20 76 61 6c 69 <64> 61 74 69 6f 6e 20 72 75 6e 20 28 6c 65 76 65 6c 20 25 64 29 2c [ 512.565127][ T1106] RSP: 002b:00007fffb3323b38 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 512.574398][ T1106] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441c69 [ 512.582632][ T1106] RDX: 0000000000000040 RSI: ffffff0f00000000 RDI: 0000000000000003 [ 512.590608][ T1106] RBP: 000000000005558f R08: 0000000000000418 R09: 00000000004002c8 [ 512.598881][ T1106] R10: 0000000020000380 R11: 0000000000000246 R12: 00000000004029e0 [ 512.607239][ T1106] R13: 0000000000402a70 R14: 0000000000000000 R15: 0000000000000000 [ 512.615433][ T1106] INFO: task syz-executor334:11031 blocked for more than 144 seconds. [ 512.623842][ T1106] Not tainted 5.6.0-rc1-syzkaller #0 [ 512.629652][ T1106] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 512.638587][ T1106] syz-executor334 D28072 11031 11014 0x00000004 [ 512.646163][ T1106] Call Trace: [ 512.649512][ T1106] __schedule+0x934/0x1f90 [ 512.654192][ T1106] ? __sched_text_start+0x8/0x8 [ 512.659057][ T1106] ? lock_downgrade+0x920/0x920 [ 512.664393][ T1106] ? rwlock_bug.part.0+0x90/0x90 [ 512.669363][ T1106] schedule+0xdc/0x2b0 [ 512.673787][ T1106] schedule_preempt_disabled+0x13/0x20 [ 512.679264][ T1106] __mutex_lock+0x7ab/0x13c0 [ 512.684102][ T1106] ? hashlimit_mt_check_common.isra.0+0x341/0x1500 [ 512.690643][ T1106] ? mutex_trylock+0x2d0/0x2d0 [ 512.695838][ T1106] ? mark_lock+0xc2/0x1220 [ 512.700294][ T1106] ? find_held_lock+0x35/0x130 [ 512.705364][ T1106] ? xt_find_match+0x1e8/0x280 [ 512.710172][ T1106] mutex_lock_nested+0x16/0x20 [ 512.715178][ T1106] ? mutex_lock_nested+0x16/0x20 [ 512.720145][ T1106] hashlimit_mt_check_common.isra.0+0x341/0x1500 [ 512.726919][ T1106] hashlimit_mt_check+0xa4/0xd0 [ 512.732048][ T1106] ? hashlimit_mt_check_common.isra.0+0x1500/0x1500 [ 512.738783][ T1106] xt_check_match+0x280/0x690 [ 512.743770][ T1106] ? xt_check_target+0x690/0x690 [ 512.748751][ T1106] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 512.756358][ T1106] ? mutex_unlock+0xd/0x10 [ 512.760797][ T1106] ? xt_find_match+0x73/0x280 [ 512.765803][ T1106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 512.773222][ T1106] find_check_entry.isra.0+0x32f/0x920 [ 512.778724][ T1106] ? ipt_do_table+0x1b80/0x1b80 [ 512.783947][ T1106] ? lockdep_hardirqs_on+0x421/0x5e0 [ 512.789400][ T1106] ? trace_hardirqs_on+0x67/0x240 [ 512.794683][ T1106] ? kvfree+0x4a/0x60 [ 512.798730][ T1106] translate_table+0xcb4/0x17d0 [ 512.804104][ T1106] ? compat_do_ipt_get_ctl+0x910/0x910 [ 512.809590][ T1106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 512.816902][ T1106] ? _copy_from_user+0x12c/0x1a0 [ 512.822218][ T1106] do_ipt_set_ctl+0x2fe/0x4c2 [ 512.827098][ T1106] ? compat_do_ipt_set_ctl+0x170/0x170 [ 512.833023][ T1106] ? mutex_unlock+0xd/0x10 [ 512.837453][ T1106] ? nf_sockopt_find.constprop.0+0x226/0x290 [ 512.843860][ T1106] nf_setsockopt+0x77/0xd0 [ 512.848326][ T1106] ip_setsockopt+0xdf/0x100 [ 512.853445][ T1106] udp_setsockopt+0x68/0xb0 [ 512.858129][ T1106] sock_common_setsockopt+0x94/0xd0 [ 512.863937][ T1106] __sys_setsockopt+0x261/0x4c0 [ 512.868835][ T1106] ? sock_create_kern+0x50/0x50 [ 512.874352][ T1106] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 512.879967][ T1106] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 512.885971][ T1106] ? do_syscall_64+0x26/0x790 [ 512.890667][ T1106] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 512.897341][ T1106] ? do_syscall_64+0x26/0x790 [ 512.903402][ T1106] __x64_sys_setsockopt+0xbe/0x150 [ 512.908562][ T1106] do_syscall_64+0xfa/0x790 [ 512.913622][ T1106] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 512.919585][ T1106] RIP: 0033:0x441c69 [ 512.924128][ T1106] Code: 64 0a 00 00 00 00 00 00 00 72 73 79 73 6c 6f 67 64 3a 20 76 65 72 73 69 6f 6e 20 25 73 2c 20 63 6f 6e 66 69 67 20 76 61 6c 69 <64> 61 74 69 6f 6e 20 72 75 6e 20 28 6c 65 76 65 6c 20 25 64 29 2c [ 512.944309][ T1106] RSP: 002b:00007fffb3323b38 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 512.953331][ T1106] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441c69 [ 512.961335][ T1106] RDX: 0000000000000040 RSI: ffffff0f00000000 RDI: 0000000000000003 [ 512.969827][ T1106] RBP: 0000000000055590 R08: 0000000000000418 R09: 00000000004002c8 [ 512.978376][ T1106] R10: 0000000020000380 R11: 0000000000000246 R12: 00000000004029e0 [ 512.986874][ T1106] R13: 0000000000402a70 R14: 0000000000000000 R15: 0000000000000000 [ 512.995374][ T1106] INFO: task syz-executor334:11032 blocked for more than 144 seconds. [ 513.004127][ T1106] Not tainted 5.6.0-rc1-syzkaller #0 [ 513.009971][ T1106] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 513.019205][ T1106] syz-executor334 D27928 11032 11015 0x00000004 [ 513.025964][ T1106] Call Trace: [ 513.029295][ T1106] __schedule+0x934/0x1f90 [ 513.035347][ T1106] ? __sched_text_start+0x8/0x8 [ 513.040244][ T1106] ? lock_downgrade+0x920/0x920 [ 513.045626][ T1106] ? rwlock_bug.part.0+0x90/0x90 [ 513.050608][ T1106] schedule+0xdc/0x2b0 [ 513.055169][ T1106] schedule_preempt_disabled+0x13/0x20 [ 513.060663][ T1106] __mutex_lock+0x7ab/0x13c0 [ 513.065791][ T1106] ? hashlimit_mt_check_common.isra.0+0x341/0x1500 [ 513.072754][ T1106] ? mutex_trylock+0x2d0/0x2d0 [ 513.077749][ T1106] ? mark_lock+0xc2/0x1220 [ 513.082849][ T1106] ? find_held_lock+0x35/0x130 [ 513.087644][ T1106] ? xt_find_match+0x1e8/0x280 [ 513.092889][ T1106] mutex_lock_nested+0x16/0x20 [ 513.097682][ T1106] ? mutex_lock_nested+0x16/0x20 [ 513.103225][ T1106] hashlimit_mt_check_common.isra.0+0x341/0x1500 [ 513.109606][ T1106] hashlimit_mt_check+0xa4/0xd0 [ 513.114976][ T1106] ? hashlimit_mt_check_common.isra.0+0x1500/0x1500 [ 513.121689][ T1106] xt_check_match+0x280/0x690 [ 513.126869][ T1106] ? xt_check_target+0x690/0x690 [ 513.132264][ T1106] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 513.138554][ T1106] ? mutex_unlock+0xd/0x10 [ 513.143555][ T1106] ? xt_find_match+0x73/0x280 [ 513.148279][ T1106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 513.155032][ T1106] find_check_entry.isra.0+0x32f/0x920 [ 513.160523][ T1106] ? ipt_do_table+0x1b80/0x1b80 [ 513.166825][ T1106] ? lockdep_hardirqs_on+0x421/0x5e0 [ 513.172680][ T1106] ? trace_hardirqs_on+0x67/0x240 [ 513.177747][ T1106] ? kvfree+0x4a/0x60 [ 513.181765][ T1106] translate_table+0xcb4/0x17d0 [ 513.187228][ T1106] ? compat_do_ipt_get_ctl+0x910/0x910 [ 513.193218][ T1106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 513.199479][ T1106] ? _copy_from_user+0x12c/0x1a0 [ 513.205032][ T1106] do_ipt_set_ctl+0x2fe/0x4c2 [ 513.209738][ T1106] ? compat_do_ipt_set_ctl+0x170/0x170 [ 513.215750][ T1106] ? mutex_unlock+0xd/0x10 [ 513.220302][ T1106] ? nf_sockopt_find.constprop.0+0x226/0x290 [ 513.226774][ T1106] nf_setsockopt+0x77/0xd0 [ 513.231669][ T1106] ip_setsockopt+0xdf/0x100 [ 513.236696][ T1106] udp_setsockopt+0x68/0xb0 [ 513.241309][ T1106] sock_common_setsockopt+0x94/0xd0 [ 513.246990][ T1106] __sys_setsockopt+0x261/0x4c0 [ 513.252414][ T1106] ? sock_create_kern+0x50/0x50 [ 513.257302][ T1106] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 513.263433][ T1106] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 513.268944][ T1106] ? do_syscall_64+0x26/0x790 [ 513.274126][ T1106] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 513.280212][ T1106] ? do_syscall_64+0x26/0x790 [ 513.285414][ T1106] __x64_sys_setsockopt+0xbe/0x150 [ 513.290728][ T1106] do_syscall_64+0xfa/0x790 [ 513.296962][ T1106] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 513.303318][ T1106] RIP: 0033:0x441c69 [ 513.307250][ T1106] Code: 64 0a 00 00 00 00 00 00 00 72 73 79 73 6c 6f 67 64 3a 20 76 65 72 73 69 6f 6e 20 25 73 2c 20 63 6f 6e 66 69 67 20 76 61 6c 69 <64> 61 74 69 6f 6e 20 72 75 6e 20 28 6c 65 76 65 6c 20 25 64 29 2c [ 513.327535][ T1106] RSP: 002b:00007fffb3323b38 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 513.336413][ T1106] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441c69 [ 513.344937][ T1106] RDX: 0000000000000040 RSI: ffffff0f00000000 RDI: 0000000000000003 [ 513.353487][ T1106] RBP: 0000000000055594 R08: 0000000000000418 R09: 00000000004002c8 [ 513.361485][ T1106] R10: 0000000020000380 R11: 0000000000000246 R12: 00000000004029e0 [ 513.370092][ T1106] R13: 0000000000402a70 R14: 0000000000000000 R15: 0000000000000000 [ 513.378618][ T1106] INFO: task syz-executor334:11033 blocked for more than 144 seconds. [ 513.387234][ T1106] Not tainted 5.6.0-rc1-syzkaller #0 [ 513.393449][ T1106] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 513.403015][ T1106] syz-executor334 D28072 11033 11016 0x00000004 [ 513.409553][ T1106] Call Trace: [ 513.413347][ T1106] __schedule+0x934/0x1f90 [ 513.417897][ T1106] ? __sched_text_start+0x8/0x8 [ 513.424209][ T1106] ? lock_downgrade+0x920/0x920 [ 513.429080][ T1106] ? rwlock_bug.part.0+0x90/0x90 [ 513.434496][ T1106] schedule+0xdc/0x2b0 [ 513.438604][ T1106] schedule_preempt_disabled+0x13/0x20 [ 513.444716][ T1106] __mutex_lock+0x7ab/0x13c0 [ 513.449365][ T1106] ? hashlimit_mt_check_common.isra.0+0x341/0x1500 [ 513.456408][ T1106] ? mutex_trylock+0x2d0/0x2d0 [ 513.461214][ T1106] ? mark_lock+0xc2/0x1220 [ 513.466346][ T1106] ? find_held_lock+0x35/0x130 [ 513.471128][ T1106] ? xt_find_match+0x1e8/0x280 [ 513.476400][ T1106] mutex_lock_nested+0x16/0x20 [ 513.481181][ T1106] ? mutex_lock_nested+0x16/0x20 [ 513.486690][ T1106] hashlimit_mt_check_common.isra.0+0x341/0x1500 [ 513.493469][ T1106] hashlimit_mt_check+0xa4/0xd0 [ 513.498533][ T1106] ? hashlimit_mt_check_common.isra.0+0x1500/0x1500 [ 513.505820][ T1106] xt_check_match+0x280/0x690 [ 513.510519][ T1106] ? xt_check_target+0x690/0x690 [ 513.516051][ T1106] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 513.522777][ T1106] ? mutex_unlock+0xd/0x10 [ 513.527335][ T1106] ? xt_find_match+0x73/0x280 [ 513.532484][ T1106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 513.538773][ T1106] find_check_entry.isra.0+0x32f/0x920 [ 513.544739][ T1106] ? ipt_do_table+0x1b80/0x1b80 [ 513.549634][ T1106] ? lockdep_hardirqs_on+0x421/0x5e0 [ 513.556378][ T1106] ? trace_hardirqs_on+0x67/0x240 [ 513.561451][ T1106] ? kvfree+0x4a/0x60 [ 513.566077][ T1106] translate_table+0xcb4/0x17d0 [ 513.571005][ T1106] ? compat_do_ipt_get_ctl+0x910/0x910 [ 513.577093][ T1106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 513.583819][ T1106] ? _copy_from_user+0x12c/0x1a0 [ 513.588884][ T1106] do_ipt_set_ctl+0x2fe/0x4c2 [ 513.594019][ T1106] ? compat_do_ipt_set_ctl+0x170/0x170 [ 513.599534][ T1106] ? mutex_unlock+0xd/0x10 [ 513.604468][ T1106] ? nf_sockopt_find.constprop.0+0x226/0x290 [ 513.610487][ T1106] nf_setsockopt+0x77/0xd0 [ 513.615452][ T1106] ip_setsockopt+0xdf/0x100 [ 513.620133][ T1106] udp_setsockopt+0x68/0xb0 [ 513.625242][ T1106] sock_common_setsockopt+0x94/0xd0 [ 513.630496][ T1106] __sys_setsockopt+0x261/0x4c0 [ 513.635911][ T1106] ? sock_create_kern+0x50/0x50 [ 513.640797][ T1106] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 513.646885][ T1106] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 513.652881][ T1106] ? do_syscall_64+0x26/0x790 [ 513.657598][ T1106] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 513.664131][ T1106] ? do_syscall_64+0x26/0x790 [ 513.668960][ T1106] __x64_sys_setsockopt+0xbe/0x150 [ 513.674644][ T1106] do_syscall_64+0xfa/0x790 [ 513.679186][ T1106] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 513.686979][ T1106] RIP: 0033:0x441c69 [ 513.690889][ T1106] Code: 64 0a 00 00 00 00 00 00 00 72 73 79 73 6c 6f 67 64 3a 20 76 65 72 73 69 6f 6e 20 25 73 2c 20 63 6f 6e 66 69 67 20 76 61 6c 69 <64> 61 74 69 6f 6e 20 72 75 6e 20 28 6c 65 76 65 6c 20 25 64 29 2c [ 513.711242][ T1106] RSP: 002b:00007fffb3323b38 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 513.720218][ T1106] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441c69 [ 513.728769][ T1106] RDX: 0000000000000040 RSI: ffffff0f00000000 RDI: 0000000000000003 [ 513.737272][ T1106] RBP: 00000000000555bf R08: 0000000000000418 R09: 00000000004002c8 [ 513.746000][ T1106] R10: 0000000020000380 R11: 0000000000000246 R12: 00000000004029e0 [ 513.754346][ T1106] R13: 0000000000402a70 R14: 0000000000000000 R15: 0000000000000000 [ 513.762800][ T1106] INFO: task syz-executor334:11034 blocked for more than 145 seconds. [ 513.770973][ T1106] Not tainted 5.6.0-rc1-syzkaller #0 [ 513.777383][ T1106] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 513.786425][ T1106] syz-executor334 D27968 11034 11012 0x00000004 [ 513.793255][ T1106] Call Trace: [ 513.796788][ T1106] __schedule+0x934/0x1f90 [ 513.801259][ T1106] ? __sched_text_start+0x8/0x8 [ 513.806607][ T1106] ? lock_downgrade+0x920/0x920 [ 513.811567][ T1106] ? rwlock_bug.part.0+0x90/0x90 [ 513.817842][ T1106] schedule+0xdc/0x2b0 [ 513.822370][ T1106] schedule_preempt_disabled+0x13/0x20 [ 513.827876][ T1106] __mutex_lock+0x7ab/0x13c0 [ 513.833063][ T1106] ? hashlimit_mt_check_common.isra.0+0x341/0x1500 [ 513.839620][ T1106] ? mutex_trylock+0x2d0/0x2d0 [ 513.844895][ T1106] ? find_held_lock+0x35/0x130 [ 513.849683][ T1106] ? xt_find_match+0x1e8/0x280 [ 513.855113][ T1106] mutex_lock_nested+0x16/0x20 [ 513.859938][ T1106] ? mutex_lock_nested+0x16/0x20 [ 513.865349][ T1106] hashlimit_mt_check_common.isra.0+0x341/0x1500 [ 513.871729][ T1106] hashlimit_mt_check+0xa4/0xd0 [ 513.877086][ T1106] ? hashlimit_mt_check_common.isra.0+0x1500/0x1500 [ 513.884572][ T1106] xt_check_match+0x280/0x690 [ 513.889278][ T1106] ? xt_check_target+0x690/0x690 [ 513.895131][ T1106] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 513.901456][ T1106] ? mutex_unlock+0xd/0x10 [ 513.906524][ T1106] ? xt_find_match+0x73/0x280 [ 513.911277][ T1106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 513.918135][ T1106] find_check_entry.isra.0+0x32f/0x920 [ 513.924280][ T1106] ? ipt_do_table+0x1b80/0x1b80 [ 513.929175][ T1106] ? lockdep_hardirqs_on+0x421/0x5e0 [ 513.934962][ T1106] ? trace_hardirqs_on+0x67/0x240 [ 513.940030][ T1106] ? kvfree+0x4a/0x60 [ 513.945452][ T1106] translate_table+0xcb4/0x17d0 [ 513.950551][ T1106] ? compat_do_ipt_get_ctl+0x910/0x910 [ 513.956617][ T1106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 513.963367][ T1106] ? _copy_from_user+0x12c/0x1a0 [ 513.968364][ T1106] do_ipt_set_ctl+0x2fe/0x4c2 [ 513.973541][ T1106] ? compat_do_ipt_set_ctl+0x170/0x170 [ 513.979052][ T1106] ? mutex_unlock+0xd/0x10 [ 513.984107][ T1106] ? nf_sockopt_find.constprop.0+0x226/0x290 [ 513.990148][ T1106] nf_setsockopt+0x77/0xd0 [ 513.995143][ T1106] ip_setsockopt+0xdf/0x100 [ 513.999729][ T1106] udp_setsockopt+0x68/0xb0 [ 514.004762][ T1106] sock_common_setsockopt+0x94/0xd0 [ 514.009995][ T1106] __sys_setsockopt+0x261/0x4c0 [ 514.015358][ T1106] ? sock_create_kern+0x50/0x50 [ 514.020257][ T1106] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 514.026488][ T1106] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 514.032467][ T1106] ? do_syscall_64+0x26/0x790 [ 514.037181][ T1106] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 514.043907][ T1106] ? do_syscall_64+0x26/0x790 [ 514.048646][ T1106] __x64_sys_setsockopt+0xbe/0x150 [ 514.054358][ T1106] do_syscall_64+0xfa/0x790 [ 514.059006][ T1106] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 514.065407][ T1106] RIP: 0033:0x441c69 [ 514.069368][ T1106] Code: 64 0a 00 00 00 00 00 00 00 72 73 79 73 6c 6f 67 64 3a 20 76 65 72 73 69 6f 6e 20 25 73 2c 20 63 6f 6e 66 69 67 20 76 61 6c 69 <64> 61 74 69 6f 6e 20 72 75 6e 20 28 6c 65 76 65 6c 20 25 64 29 2c [ 514.090629][ T1106] RSP: 002b:00007fffb3323b38 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 514.099711][ T1106] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441c69 [ 514.108290][ T1106] RDX: 0000000000000040 RSI: ffffff0f00000000 RDI: 0000000000000003 [ 514.116752][ T1106] RBP: 00000000000555c4 R08: 0000000000000418 R09: 00000000004002c8 [ 514.125253][ T1106] R10: 0000000020000380 R11: 0000000000000246 R12: 00000000004029e0 [ 514.133839][ T1106] R13: 0000000000402a70 R14: 0000000000000000 R15: 0000000000000000 [ 514.142366][ T1106] [ 514.142366][ T1106] Showing all locks held in the system: [ 514.150101][ T1106] 1 lock held by khungtaskd/1106: [ 514.155715][ T1106] #0: ffffffff89bac240 (rcu_read_lock){....}, at: debug_show_all_locks+0x5f/0x279 [ 514.165661][ T1106] 2 locks held by kworker/1:48/2896: [ 514.170996][ T1106] 1 lock held by rsyslogd/10858: [ 514.176390][ T1106] #0: ffff8880a4c986a0 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 [ 514.185682][ T1106] 2 locks held by getty/10980: [ 514.190489][ T1106] #0: ffff88808e4c0090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 514.200025][ T1106] #1: ffffc90001aeb2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 514.210240][ T1106] 2 locks held by getty/10981: [ 514.216308][ T1106] #0: ffff8880a9019090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 514.225748][ T1106] #1: ffffc90001b3b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 514.235770][ T1106] 2 locks held by getty/10982: [ 514.240544][ T1106] #0: ffff8880a7554090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 514.250085][ T1106] #1: ffffc90001b2b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 514.260156][ T1106] 2 locks held by getty/10983: [ 514.265413][ T1106] #0: ffff8880a8ba2090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 514.274834][ T1106] #1: ffffc90001b4b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 514.284910][ T1106] 2 locks held by getty/10984: [ 514.289694][ T1106] #0: ffff88808f781090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 514.299241][ T1106] #1: ffffc90001abb2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 514.309401][ T1106] 2 locks held by getty/10985: [ 514.314478][ T1106] #0: ffff888094d93090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 514.324099][ T1106] #1: ffffc90001afb2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 514.334201][ T1106] 2 locks held by getty/10986: [ 514.339009][ T1106] #0: ffff888091606090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 514.349571][ T1106] #1: ffffc90001a8b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 514.359758][ T1106] 1 lock held by syz-executor334/11027: [ 514.366580][ T1106] #0: ffffffff8a7d2620 (hashlimit_mutex){+.+.}, at: htable_put+0x21/0x220 [ 514.375557][ T1106] 1 lock held by syz-executor334/11030: [ 514.381200][ T1106] #0: ffffffff8a7d2620 (hashlimit_mutex){+.+.}, at: hashlimit_mt_check_common.isra.0+0x341/0x1500 [ 514.392401][ T1106] 1 lock held by syz-executor334/11031: [ 514.398078][ T1106] #0: ffffffff8a7d2620 (hashlimit_mutex){+.+.}, at: hashlimit_mt_check_common.isra.0+0x341/0x1500 [ 514.409286][ T1106] 1 lock held by syz-executor334/11032: [ 514.415307][ T1106] #0: ffffffff8a7d2620 (hashlimit_mutex){+.+.}, at: hashlimit_mt_check_common.isra.0+0x341/0x1500 [ 514.426527][ T1106] 1 lock held by syz-executor334/11033: [ 514.432428][ T1106] #0: ffffffff8a7d2620 (hashlimit_mutex){+.+.}, at: hashlimit_mt_check_common.isra.0+0x341/0x1500 [ 514.443565][ T1106] 1 lock held by syz-executor334/11034: [ 514.449126][ T1106] #0: ffffffff8a7d2620 (hashlimit_mutex){+.+.}, at: hashlimit_mt_check_common.isra.0+0x341/0x1500 [ 514.460408][ T1106] [ 514.463058][ T1106] ============================================= [ 514.463058][ T1106] [ 514.471489][ T1106] NMI backtrace for cpu 0 [ 514.476062][ T1106] CPU: 0 PID: 1106 Comm: khungtaskd Not tainted 5.6.0-rc1-syzkaller #0 [ 514.484313][ T1106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 514.494380][ T1106] Call Trace: [ 514.497694][ T1106] dump_stack+0x197/0x210 [ 514.502043][ T1106] nmi_cpu_backtrace.cold+0x70/0xb2 [ 514.507285][ T1106] ? vprintk_func+0x86/0x189 [ 514.511931][ T1106] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 514.517596][ T1106] nmi_trigger_cpumask_backtrace+0x23b/0x28b [ 514.523620][ T1106] arch_trigger_cpumask_backtrace+0x14/0x20 [ 514.529543][ T1106] watchdog+0xb11/0x10c0 [ 514.533814][ T1106] kthread+0x361/0x430 [ 514.537907][ T1106] ? reset_hung_task_detector+0x30/0x30 [ 514.543475][ T1106] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 514.549213][ T1106] ret_from_fork+0x24/0x30 [ 514.553778][ T1106] Sending NMI from CPU 0 to CPUs 1: [ 514.559629][ C1] NMI backtrace for cpu 1 [ 514.559637][ C1] CPU: 1 PID: 2896 Comm: kworker/1:48 Not tainted 5.6.0-rc1-syzkaller #0 [ 514.559644][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 514.559648][ C1] Workqueue: events_power_efficient htable_gc [ 514.559654][ C1] RIP: 0010:mark_lock+0xa9/0x1220 [ 514.559668][ C1] Code: b8 00 00 00 00 00 fc ff df 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e 8d 0e 00 00 41 0f b7 5d 20 66 81 e3 ff 1f 0f b7 db 08 00 00 00 48 89 d8 48 c1 f8 06 48 8d 3c c5 60 9b 51 8b e8 1e [ 514.559672][ C1] RSP: 0018:ffffc900088dfb68 EFLAGS: 00000002 [ 514.559680][ C1] RAX: 0000000000000000 RBX: 00000000000005b6 RCX: 0000000000000006 [ 514.559686][ C1] RDX: 1ffff11013dd6974 RSI: ffff88809eeb4b80 RDI: ffff88809eeb42c0 [ 514.559692][ C1] RBP: ffffc900088dfbb8 R08: 1ffffffff16a3373 R09: fffffbfff16a3374 [ 514.559698][ C1] R10: fffffbfff16a3373 R11: ffffffff8b519b9f R12: 0000000000000006 [ 514.559703][ C1] R13: ffff88809eeb4b80 R14: dffffc0000000000 R15: ffff88809eeb4b58 [ 514.559710][ C1] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 514.559720][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 514.559725][ C1] CR2: 00000000004c0308 CR3: 00000000a4735000 CR4: 00000000001406e0 [ 514.559731][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 514.559736][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 514.559739][ C1] Call Trace: [ 514.559742][ C1] ? find_held_lock+0x35/0x130 [ 514.559746][ C1] mark_held_locks+0xa4/0xf0 [ 514.559750][ C1] ? __local_bh_enable_ip+0x15a/0x270 [ 514.559754][ C1] ? _raw_spin_unlock_bh+0x2c/0x30 [ 514.559758][ C1] ? __local_bh_enable_ip+0x15a/0x270 [ 514.559762][ C1] lockdep_hardirqs_on+0x421/0x5e0 [ 514.559766][ C1] ? htable_selective_cleanup+0x232/0x340 [ 514.559769][ C1] trace_hardirqs_on+0x67/0x240 [ 514.559773][ C1] ? htable_selective_cleanup+0x232/0x340 [ 514.559777][ C1] __local_bh_enable_ip+0x15a/0x270 [ 514.559781][ C1] _raw_spin_unlock_bh+0x2c/0x30 [ 514.559785][ C1] htable_selective_cleanup+0x232/0x340 [ 514.559789][ C1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 514.559793][ C1] ? trace_hardirqs_on+0x67/0x240 [ 514.559796][ C1] htable_gc+0x21/0xb0 [ 514.559800][ C1] process_one_work+0xa05/0x17a0 [ 514.559803][ C1] ? mark_held_locks+0xf0/0xf0 [ 514.559812][ C1] ? pwq_dec_nr_in_flight+0x320/0x320 [ 514.559815][ C1] ? lock_acquire+0x190/0x410 [ 514.559818][ C1] worker_thread+0x98/0xe40 [ 514.559821][ C1] kthread+0x361/0x430 [ 514.559825][ C1] ? process_one_work+0x17a0/0x17a0 [ 514.559830][ C1] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 514.559833][ C1] ret_from_fork+0x24/0x30 [ 514.568956][ T1106] Kernel panic - not syncing: hung_task: blocked tasks [ 514.830557][ T1106] CPU: 0 PID: 1106 Comm: khungtaskd Not tainted 5.6.0-rc1-syzkaller #0 [ 514.838936][ T1106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 514.849009][ T1106] Call Trace: [ 514.852318][ T1106] dump_stack+0x197/0x210 [ 514.856942][ T1106] panic+0x2e3/0x75c [ 514.860871][ T1106] ? add_taint.cold+0x16/0x16 [ 514.865617][ T1106] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 514.871354][ T1106] ? ___preempt_schedule+0x16/0x18 [ 514.876509][ T1106] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 514.882709][ T1106] ? nmi_trigger_cpumask_backtrace+0x24c/0x28b [ 514.888908][ T1106] ? nmi_trigger_cpumask_backtrace+0x256/0x28b [ 514.895094][ T1106] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 514.901314][ T1106] watchdog+0xb22/0x10c0 [ 514.905584][ T1106] kthread+0x361/0x430 [ 514.909778][ T1106] ? reset_hung_task_detector+0x30/0x30 [ 514.915472][ T1106] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 514.921879][ T1106] ret_from_fork+0x24/0x30 [ 514.928715][ T1106] Kernel Offset: disabled [ 514.933102][ T1106] Rebooting in 86400 seconds..