Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. Starting OpenBSD Secure Shell server... Starting Permit User Sessions... [ OK ] Started Permit User Sessions. [ OK ] Started OpenBSD Secure Shell server. [ 11.502525][ C0] random: crng init done [ 11.503307][ C0] random: 7 urandom warning(s) missed due to ratelimiting Warning: Permanently added '10.128.0.32' (ECDSA) to the list of known hosts. 2020/08/28 19:31:58 parsed 1 programs 2020/08/28 19:31:58 executed programs: 0 [* ] A start job is running for dev-ttyS0.device (8s / 1min 30s) [** ] A start job is running for dev-ttyS0.device (9s / 1min 30s) [*** ] A start job is running for dev-ttyS0.device (10s / 1min 30s) [ *** ] A start job is running for dev-ttyS0.device (10s / 1min 30s) [ *** ] A start job is running for dev-ttyS0.device (11s / 1min 30s) [ ***] A start job is running for dev-ttyS0.device (11s / 1min 30s)[ 18.235042][ T22] audit: type=1400 audit(1598643118.455:8): avc: denied { execmem } for pid=367 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 18.242789][ T369] cgroup1: Unknown subsys name 'perf_event' [ 18.263082][ T374] cgroup1: Unknown subsys name 'perf_event' [ 18.268303][ T372] cgroup1: Unknown subsys name 'perf_event' [ 18.270072][ T374] cgroup1: Unknown subsys name 'net_cls' [ 18.279333][ T369] cgroup1: Unknown subsys name 'net_cls' [ 18.282640][ T376] cgroup1: Unknown subsys name 'perf_event' [ 18.290278][ T372] cgroup1: Unknown subsys name 'net_cls' [ 18.294346][ T378] cgroup1: Unknown subsys name 'perf_event' [ 18.299102][ T379] cgroup1: Unknown subsys name 'perf_event' [ 18.303844][ T376] cgroup1: Unknown subsys name 'net_cls' [ 18.312253][ T379] cgroup1: Unknown subsys name 'net_cls' [ 18.316051][ T378] cgroup1: Unknown subsys name 'net_cls' [ **] A start job is running for dev-ttyS0.device (12s / 1min 30s) [ *] A start job is running for dev-ttyS0.device (12s / 1min 30s) [ **] A start job is running for dev-ttyS0.device (13s / 1min 30s) [ ***] A start job is running for dev-ttyS0.device (14s / 1min 30s) [ *** ] A start job is running for dev-ttyS0.device (14s / 1min 30s) [ *** ] A start job is running for dev-ttyS0.device (15s / 1min 30s)[ 22.010484][ T22] audit: type=1400 audit(1598643122.225:9): avc: denied { block_suspend } for pid=2793 comm="syz-executor.1" capability=36 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 2020/08/28 19:32:03 executed programs: 126 [*** ] A start job is running for dev-ttyS0.device (16s / 1min 30s) [** ] A start job is running for dev-ttyS0.device (16s / 1min 30s) [* ] A start job is running for dev-ttyS0.device (17s / 1min 30s) [** ] A start job is running for dev-ttyS0.device (17s / 1min 30s) [*** ] A start job is running for dev-ttyS0.device (18s / 1min 30s) [ *** ] A start job is running for dev-ttyS0.device (19s / 1min 30s) [ *** ] A start job is running for dev-ttyS0.device (19s / 1min 30s) [ ***] A start job is running for dev-ttyS0.device (20s / 1min 30s)[ 26.578284][ T4307] ================================================================== [ 26.586378][ T4307] BUG: KASAN: use-after-free in dput+0x238/0x5e0 [ 26.592716][ T4307] Read of size 4 at addr ffff8881cd3e5550 by task syz-executor.2/4307 [ 26.600844][ T4307] [ 26.603167][ T4307] CPU: 1 PID: 4307 Comm: syz-executor.2 Not tainted 5.4.61-syzkaller-00823-g34364883b1f7 #0 [ 26.613205][ T4307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.623245][ T4307] Call Trace: [ 26.626527][ T4307] dump_stack+0x14a/0x1ce [ 26.630844][ T4307] ? show_regs_print_info+0x12/0x12 [ 26.636019][ T4307] ? printk+0xd2/0x114 [ 26.640076][ T4307] print_address_description+0x93/0x620 [ 26.645603][ T4307] ? _raw_spin_lock+0xa1/0x170 [ 26.650333][ T4307] ? _raw_spin_trylock_bh+0x190/0x190 [ 26.655688][ T4307] __kasan_report+0x16d/0x1e0 [ 26.660342][ T4307] ? dput+0x238/0x5e0 [ 26.664379][ T4307] kasan_report+0x36/0x60 [ 26.668712][ T4307] dput+0x238/0x5e0 [ 26.672507][ T4307] __fput+0x46b/0x6c0 [ 26.676483][ T4307] task_work_run+0x176/0x1a0 [ 26.681063][ T4307] get_signal+0x1e74/0x1f00 [ 26.685548][ T4307] ? _raw_spin_lock+0x170/0x170 [ 26.690394][ T4307] ? ktime_get+0x10f/0x140 [ 26.694779][ T4307] ? task_work_add+0xeb/0x120 [ 26.699425][ T4307] ? __se_sys_epoll_ctl+0x11e6/0x30b0 [ 26.704767][ T4307] ? ptrace_notify+0x340/0x340 [ 26.709507][ T4307] do_signal+0x95/0x5d0 [ 26.713634][ T4307] ? __x64_sys_epoll_ctl+0xa0/0xa0 [ 26.718715][ T4307] ? signal_fault+0x1f0/0x1f0 [ 26.723361][ T4307] prepare_exit_to_usermode+0x207/0x2e0 [ 26.728875][ T4307] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 26.734747][ T4307] RIP: 0033:0x45d5b9 [ 26.738624][ T4307] Code: 5d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 2b b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 26.758470][ T4307] RSP: 002b:00007f1aaba10c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e9 [ 26.766863][ T4307] RAX: 0000000000000000 RBX: 0000000000002ac0 RCX: 000000000045d5b9 [ 26.774910][ T4307] RDX: 0000000000000005 RSI: 0000000000000001 RDI: 0000000000000006 [ 26.782851][ T4307] RBP: 000000000118cf88 R08: 0000000000000000 R09: 0000000000000000 [ 26.790828][ T4307] R10: 0000000020000080 R11: 0000000000000246 R12: 000000000118cf4c [ 26.798767][ T4307] R13: 00007fff4ed677df R14: 00007f1aaba119c0 R15: 000000000118cf4c [ 26.806707][ T4307] [ 26.809042][ T4307] Allocated by task 4307: [ 26.813359][ T4307] __kasan_kmalloc+0x12c/0x1c0 [ 26.818095][ T4307] kmem_cache_alloc+0x1d5/0x260 [ 26.822926][ T4307] __d_alloc+0x2a/0x6b0 [ 26.827061][ T4307] d_alloc_pseudo+0x19/0x70 [ 26.831553][ T4307] alloc_file_pseudo+0x15b/0x340 [ 26.836457][ T4307] dma_buf_export+0x4e0/0x7b0 [ 26.841102][ T4307] ion_dmabuf_alloc+0x199/0x230 [ 26.845931][ T4307] ion_ioctl+0x2e8/0x9c0 [ 26.850160][ T4307] do_vfs_ioctl+0x770/0x1750 [ 26.854716][ T4307] __x64_sys_ioctl+0xd4/0x110 [ 26.859376][ T4307] do_syscall_64+0xcb/0x150 [ 26.863849][ T4307] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 26.869717][ T4307] [ 26.872028][ T4307] Freed by task 4315: [ 26.876002][ T4307] __kasan_slab_free+0x181/0x230 [ 26.881264][ T4307] slab_free_freelist_hook+0xd0/0x150 [ 26.886615][ T4307] kmem_cache_free+0xac/0x600 [ 26.891258][ T4307] dput+0x2e1/0x5e0 [ 26.895032][ T4307] __fput+0x46b/0x6c0 [ 26.898982][ T4307] task_work_run+0x176/0x1a0 [ 26.903545][ T4307] get_signal+0x1e74/0x1f00 [ 26.908033][ T4307] do_signal+0x95/0x5d0 [ 26.912161][ T4307] prepare_exit_to_usermode+0x207/0x2e0 [ 26.917689][ T4307] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 26.923546][ T4307] [ 26.925844][ T4307] The buggy address belongs to the object at ffff8881cd3e5550 [ 26.925844][ T4307] which belongs to the cache dentry of size 208 [ 26.939426][ T4307] The buggy address is located 0 bytes inside of [ 26.939426][ T4307] 208-byte region [ffff8881cd3e5550, ffff8881cd3e5620) [ 26.952486][ T4307] The buggy address belongs to the page: [ 26.958106][ T4307] page:ffffea000734f940 refcount:1 mapcount:0 mapping:ffff8881da8eea00 index:0x0 [ 26.967187][ T4307] flags: 0x8000000000000200(slab) [ 26.972179][ T4307] raw: 8000000000000200 0000000000000000 0000000900000001 ffff8881da8eea00 [ 26.980741][ T4307] raw: 0000000000000000 00000000000f000f 00000001ffffffff 0000000000000000 [ 26.989296][ T4307] page dumped because: kasan: bad access detected [ 26.995683][ T4307] [ 26.997978][ T4307] Memory state around the buggy address: [ 27.003589][ T4307] ffff8881cd3e5400: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 27.011617][ T4307] ffff8881cd3e5480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 27.019673][ T4307] >ffff8881cd3e5500: fb fb fc fc fc fc fc fc fc fc fb fb fb fb fb fb [ 27.019676][ T4307] ^ [ 27.019682][ T4307] ffff8881cd3e5580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 27.019686][ T4307] ffff8881cd3e5600: fb fb fb fb fc fc fc fc fc fc fc fc fb fb fb fb [ 27.019696][ T4307] ================================================================== [ 27.058571][ T4307] Disabling lock debugging due to kernel taint [ 27.066012][ T4307] ------------[ cut here ]------------ [ 27.071477][ T4307] WARNING: CPU: 1 PID: 4307 at fs/dcache.c:637 retain_dentry+0x12d/0x360 [ 27.079882][ T4307] Modules linked in: [ 27.083762][ T4307] CPU: 1 PID: 4307 Comm: syz-executor.2 Tainted: G B 5.4.61-syzkaller-00823-g34364883b1f7 #0 [ 27.095247][ T4307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.105304][ T4307] RIP: 0010:retain_dentry+0x12d/0x360 [ 27.110662][ T4307] Code: 40 31 ff e8 c5 c3 c7 ff 89 d8 83 e0 40 0f 84 f2 00 00 00 e8 15 c0 c7 ff b0 01 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 03 c0 c7 ff <0f> 0b e9 1f ff ff ff e8 f7 bf c7 ff 31 c0 eb e0 e8 ee bf c7 ff 31 [ 27.130265][ T4307] RSP: 0018:ffff8881d935fa88 EFLAGS: 00010293 [ 27.136328][ T4307] RAX: ffffffff817a492d RBX: 00000000d910b880 RCX: ffff8881c7d85d00 [ 27.144287][ T4307] RDX: 0000000000000000 RSI: 0000000010000000 RDI: 0000000000000000 [ 27.152244][ T4307] RBP: 0000000010000000 R08: ffffffff817a4846 R09: ffffed1038fb0ba1 [ 27.160212][ T4307] R10: ffffed1038fb0ba1 R11: 0000000000000000 R12: dffffc0000000000 [ 27.168208][ T4307] R13: 1ffff11039a7caaa R14: ffff8881cd3e55a8 R15: ffff8881cd3e5550 [ 27.176173][ T4307] FS: 00007f1aaba11700(0000) GS:ffff8881db900000(0000) knlGS:0000000000000000 [ 27.185101][ T4307] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.191673][ T4307] CR2: 00007fff6c0de4e8 CR3: 00000001c8fb0002 CR4: 00000000001606e0 [ 27.199653][ T4307] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 27.207639][ T4307] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 27.215603][ T4307] Call Trace: [ *[0[ 27.218885][ T4307] dput+0x14f/0x5e0 [ 27.224062][ T4307] __fput+0x46b/0x6c0 [ 27.228036][ T4307] task_work_run+0x176/0x1a0 ;1;31m*] A s[ 27.232643][ T4307] get_signal+0x1e74/0x1f00 [ 27.238506][ T4307] ? _raw_spin_lock+0x170/0x170 [ 27.243343][ T4307] ? ktime_get+0x10f/0x140 tart job is runn[ 27.247742][ T4307] ? task_work_add+0xeb/0x120 [ 27.253779][ T4307] ? __se_sys_epoll_ctl+0x11e6/0x30b0 [ 27.259155][ T4307] ? ptrace_notify+0x340/0x340 ing for dev-ttyS[ 27.263908][ T4307] do_signal+0x95/0x5d0 [ 27.269422][ T4307] ? __x64_sys_epoll_ctl+0xa0/0xa0 0.device (21s / [ 27.274526][ T4307] ? signal_fault+0x1f0/0x1f0 [ 27.280576][ T4307] prepare_exit_to_usermode+0x207/0x2e0 [ 27.286130][ T4307] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 27.292006][ T4307] RIP: 0033:0x45d5b9 1min 30s)[ 27.295884][ T4307] Code: 5d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 2b b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 27.316250][ T4307] RSP: 002b:00007f1aaba10c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e9 [ 27.324652][ T4307] RAX: 0000000000000000 RBX: 0000000000002ac0 RCX: 000000000045d5b9 [ 27.332611][ T4307] RDX: 0000000000000005 RSI: 0000000000000001 RDI: 0000000000000006 [ 27.340559][ T4307] RBP: 000000000118cf88 R08: 0000000000000000 R09: 0000000000000000 [ 27.348501][ T4307] R10: 0000000020000080 R11: 0000000000000246 R12: 000000000118cf4c [ 27.356454][ T4307] R13: 00007fff4ed677df R14: 00007f1aaba119c0 R15: 000000000118cf4c [ 27.364405][ T4307] ---[ end trace 91e69d842442845e ]--- [ 27.369921][ T4307] list_del corruption, ffff8881c8088878->next is LIST_POISON1 (dead000000000100) [ 27.372429][ T91] BUG: unable to handle page fault for address: ffffc900012c6000 [ 27.379090][ T4307] ------------[ cut here ]------------ [ 27.386715][ T91] #PF: supervisor write access in kernel mode [ 27.392143][ T4307] kernel BUG at lib/list_debug.c:47! [ 27.398176][ T91] #PF: error_code(0x000b) - reserved bit violation [ 27.409909][ T91] PGD 1da89e067 P4D 1da89e067 PUD 1da89f067 PMD 1ce4e8067 PTE 800580000000416b [ 27.418809][ T91] Oops: 000b [#1] PREEMPT SMP KASAN [ 27.423971][ T91] CPU: 0 PID: 91 Comm: ion_system_heap Tainted: G B W 5.4.61-syzkaller-00823-g34364883b1f7 #0 [ 27.435308][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.445353][ T91] RIP: 0010:memset_erms+0x9/0x10 [ 27.450256][ T91] Code: c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 f3 48 ab 89 d1 f3 aa 4c 89 c8 c3 90 49 89 f9 40 88 f0 48 89 d1 aa 4c 89 c8 c3 90 49 89 fa 40 0f b6 ce 48 b8 01 01 01 01 01 01 [ 27.469827][ T91] RSP: 0018:ffff8881d696faf8 EFLAGS: 00010246 [ 27.475867][ T91] RAX: ffffffff83007d00 RBX: dead0000000008c0 RCX: 0000000000020000 [ 27.483805][ T91] RDX: 0000000000020000 RSI: 0000000000000000 RDI: ffffc900012c6000 [ 27.491745][ T91] RBP: ffff8881d696fd30 R08: dffffc0000000000 R09: ffffc900012c6000 [ 27.499682][ T91] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881d696fb60 [ 27.507618][ T91] R13: ffffc900012c6000 R14: 0000000000000000 R15: ffff8881d696fb60 [ 27.515556][ T91] FS: 0000000000000000(0000) GS:ffff8881db800000(0000) knlGS:0000000000000000 [ 27.524465][ T91] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.531012][ T91] CR2: ffffc900012c6000 CR3: 00000001d662d004 CR4: 00000000001606f0 [ 27.538950][ T91] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 27.546898][ T91] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 27.554833][ T91] Call Trace: [ 27.558092][ T91] ion_buffer_zero+0x314/0x470 [ 27.562823][ T91] ? ion_buffer_alloc+0x640/0x640 [ 27.567814][ T91] ion_system_heap_free+0x9f/0x330 [ 27.572901][ T91] ion_buffer_release+0xd4/0x250 [ 27.577812][ T91] ion_heap_deferred_free+0xd4/0x590 [ 27.583072][ T91] ? ion_heap_init_deferred_free+0x240/0x240 [ 27.589016][ T91] ? init_wait_entry+0xd0/0xd0 [ 27.593751][ T91] ? __wake_up_locked+0xc2/0x120 [ 27.598679][ T91] ? __kthread_parkme+0xb1/0x1b0 [ 27.603578][ T91] kthread+0x317/0x340 [ 27.607626][ T91] ? ion_heap_init_deferred_free+0x240/0x240 [ 27.613580][ T91] ? kthread_destroy_worker+0x280/0x280 [ 27.619108][ T91] ret_from_fork+0x1f/0x30 [ 27.623494][ T91] Modules linked in: [ 27.627365][ T91] CR2: ffffc900012c6000 [ 27.631494][ T91] ---[ end trace 91e69d842442845f ]--- [ 27.631526][ T4307] invalid opcode: 0000 [#2] PREEMPT SMP KASAN [ 27.636940][ T91] RIP: 0010:memset_erms+0x9/0x10 [ 27.642984][ T4307] CPU: 1 PID: 4307 Comm: syz-executor.2 Tainted: G B D W 5.4.61-syzkaller-00823-g34364883b1f7 #0 [ 27.647893][ T91] Code: c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 f3 48 ab 89 d1 f3 aa 4c 89 c8 c3 90 49 89 f9 40 88 f0 48 89 d1 aa 4c 89 c8 c3 90 49 89 fa 40 0f b6 ce 48 b8 01 01 01 01 01 01 [ 27.659305][ T4307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.678980][ T91] RSP: 0018:ffff8881d696faf8 EFLAGS: 00010246 [ 27.689032][ T4307] RIP: 0010:__list_del_entry_valid+0xbb/0x100 [ 27.695056][ T91] RAX: ffffffff83007d00 RBX: dead0000000008c0 RCX: 0000000000020000 [ 27.701093][ T4307] Code: 89 df e8 78 ce 72 ff 48 8b 13 4c 39 f2 75 43 b0 01 5b 41 5c 41 5e 41 5f c3 48 c7 c7 c3 fa 98 84 4c 89 f6 31 c0 e8 81 55 2e ff <0f> 0b 48 c7 c7 fb fa 98 84 4c 89 f6 31 c0 e8 6e 55 2e ff 0f 0b 48 [ 27.709032][ T91] RDX: 0000000000020000 RSI: 0000000000000000 RDI: ffffc900012c6000 [ 27.728608][ T4307] RSP: 0018:ffff8881d935fa18 EFLAGS: 00010246 [ 27.736551][ T91] RBP: ffff8881d696fd30 R08: dffffc0000000000 R09: ffffc900012c6000 [ 27.742595][ T4307] RAX: 000000000000004e RBX: dead000000000100 RCX: e24f97b0bb5e1c00 [ 27.750536][ T91] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881d696fb60 [ 27.758477][ T4307] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 27.766419][ T91] R13: ffffc900012c6000 R14: 0000000000000000 R15: ffff8881d696fb60 [ 27.774362][ T4307] RBP: dffffc0000000000 R08: ffffffff812bef2e R09: ffffed103b725e00 [ 27.782306][ T91] FS: 0000000000000000(0000) GS:ffff8881db800000(0000) knlGS:0000000000000000 [ 27.790262][ T4307] R10: ffffed103b725e00 R11: 0000000000000000 R12: dffffc0000000000 [ 27.799161][ T91] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.807104][ T4307] R13: dffffc0000000000 R14: ffff8881c8088878 R15: dead000000000122 [ 27.813659][ T91] CR2: ffffc900012c6000 CR3: 00000001d662d004 CR4: 00000000001606f0 [ 27.821605][ T4307] FS: 00007f1aaba11700(0000) GS:ffff8881db900000(0000) knlGS:0000000000000000 [ 27.829546][ T91] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 27.838453][ T4307] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.838463][ T4307] CR2: 00007fff6c0de4e8 CR3: 00000001c8fb0002 CR4: 00000000001606e0 [ 27.846415][ T91] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 27.852968][ T4307] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 27.860907][ T91] Kernel panic - not syncing: Fatal exception [ 27.868865][ T4307] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 27.890782][ T4307] Call Trace: [ 27.894072][ T4307] dma_buf_release+0x115/0x2f0 [ 27.898812][ T4307] ? dma_buf_fs_init_context+0x60/0x60 [ 27.904243][ T4307] __dentry_kill+0x41b/0x5a0 [ 27.908811][ T4307] dput+0x2e1/0x5e0 [ 27.912594][ T4307] __fput+0x46b/0x6c0 [ 27.916550][ T4307] task_work_run+0x176/0x1a0 [ 27.921124][ T4307] get_signal+0x1e74/0x1f00 [ 27.925605][ T4307] ? _raw_spin_lock+0x170/0x170 [ 27.930432][ T4307] ? ktime_get+0x10f/0x140 [ 27.934823][ T4307] ? task_work_add+0xeb/0x120 [ 27.939489][ T4307] ? __se_sys_epoll_ctl+0x11e6/0x30b0 [ 27.944851][ T4307] ? ptrace_notify+0x340/0x340 [ 27.949607][ T4307] do_signal+0x95/0x5d0 [ 27.953754][ T4307] ? __x64_sys_epoll_ctl+0xa0/0xa0 [ 27.958853][ T4307] ? signal_fault+0x1f0/0x1f0 [ 27.963507][ T4307] prepare_exit_to_usermode+0x207/0x2e0 [ 27.969032][ T4307] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 27.974899][ T4307] RIP: 0033:0x45d5b9 [ 27.978766][ T4307] Code: 5d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 2b b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 27.998345][ T4307] RSP: 002b:00007f1aaba10c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e9 [ 28.006728][ T4307] RAX: 0000000000000000 RBX: 0000000000002ac0 RCX: 000000000045d5b9 [ 28.014687][ T4307] RDX: 0000000000000005 RSI: 0000000000000001 RDI: 0000000000000006 [ 28.022635][ T4307] RBP: 000000000118cf88 R08: 0000000000000000 R09: 0000000000000000 [ 28.030580][ T4307] R10: 0000000020000080 R11: 0000000000000246 R12: 000000000118cf4c [ 28.038526][ T4307] R13: 00007fff4ed677df R14: 00007f1aaba119c0 R15: 000000000118cf4c [ 28.046474][ T4307] Modules linked in: [ 28.050844][ T91] Kernel Offset: disabled [ 28.055162][ T91] Rebooting in 86400 seconds..