[ OK ] Found device /dev/ttyS0. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Reached target Login Prompts. [ OK ] Started OpenBSD Secure Shell server. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.19' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 32.879122] FAULT_INJECTION: forcing a failure. [ 32.879122] name failslab, interval 1, probability 0, space 0, times 1 [ 32.890634] CPU: 1 PID: 8108 Comm: syz-executor307 Not tainted 4.19.211-syzkaller #0 [ 32.898507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.907904] Call Trace: [ 32.910495] dump_stack+0x1fc/0x2ef [ 32.914110] should_fail.cold+0xa/0xf [ 32.917895] ? setup_fault_attr+0x200/0x200 [ 32.922196] ? lock_acquire+0x170/0x3c0 [ 32.926291] ? dev_uevent_filter+0xd0/0xd0 [ 32.930616] __should_failslab+0x115/0x180 [ 32.934849] should_failslab+0x5/0x10 [ 32.938643] kmem_cache_alloc_trace+0x284/0x380 [ 32.943311] ? dev_uevent_filter+0xd0/0xd0 [ 32.947538] kobject_uevent_env+0x236/0x1480 [ 32.951934] ? wait_for_completion_io+0x10/0x10 [ 32.956592] device_add+0xb2f/0x16d0 [ 32.960294] ? device_check_offline+0x280/0x280 [ 32.964954] ? kfree_const+0x51/0x60 [ 32.968651] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 32.973669] ? kfree+0x1e2/0x210 [ 32.977044] device_create_groups_vargs+0x1f4/0x270 [ 32.982049] device_create+0xdf/0x120 [ 32.985835] ? device_create_vargs+0x50/0x50 [ 32.990242] ? pointer+0x850/0x850 [ 32.993776] bdi_register_va.part.0+0x4c/0x750 [ 32.998351] bdi_register+0x12a/0x140 [ 33.002142] ? bdi_register_va+0x80/0x80 [ 33.006194] ? vsnprintf+0x2cc/0x14f0 [ 33.009985] bdi_register_owner+0x59/0x100 [ 33.014201] __device_add_disk+0xd58/0x10c0 [ 33.018508] ? sprintf+0xc0/0x100 [ 33.021940] ? blk_alloc_devt+0x2d0/0x2d0 [ 33.026068] ? __raw_spin_lock_init+0x28/0x100 [ 33.030627] ? __lockdep_init_map+0x100/0x5a0 [ 33.035104] loop_add+0x628/0x8a0 [ 33.038554] loop_control_ioctl+0x16c/0x480 [ 33.042858] ? loop_lookup+0x1d0/0x1d0 [ 33.046727] ? __vfs_write+0xff/0x770 [ 33.050527] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 33.055445] ? common_file_perm+0x4e5/0x850 [ 33.059748] ? loop_lookup+0x1d0/0x1d0 [ 33.063620] do_vfs_ioctl+0xcdb/0x12e0 [ 33.067491] ? vfs_write+0x3d7/0x540 [ 33.071199] ? ioctl_preallocate+0x200/0x200 [ 33.075601] ? lock_downgrade+0x720/0x720 [ 33.079734] ? check_preemption_disabled+0x41/0x280 [ 33.084739] ? vfs_write+0x393/0x540 [ 33.088435] ? ksys_write+0x1c8/0x2a0 [ 33.092217] ksys_ioctl+0x9b/0xc0 [ 33.095659] __x64_sys_ioctl+0x6f/0xb0 [ 33.099532] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 33.104112] do_syscall_64+0xf9/0x620 [ 33.107902] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 33.113069] RIP: 0033:0x7f4b06934079 [ 33.116761] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 33.135747] RSP: 002b:00007ffefafc5368 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 33.143451] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4b06934079 [ 33.150699] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 33.157946] RBP: 00007ffefafc5380 R08: 0000000000000002 R09: 0000000000000001 [ 33.165202] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 33.172463] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 executing program [ 33.217980] FAULT_INJECTION: forcing a failure. [ 33.217980] name failslab, interval 1, probability 0, space 0, times 0 [ 33.229250] CPU: 1 PID: 8114 Comm: syz-executor307 Not tainted 4.19.211-syzkaller #0 [ 33.237123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.246458] Call Trace: [ 33.249029] dump_stack+0x1fc/0x2ef [ 33.252638] should_fail.cold+0xa/0xf [ 33.256427] ? setup_fault_attr+0x200/0x200 [ 33.260737] ? lock_acquire+0x170/0x3c0 [ 33.264704] __should_failslab+0x115/0x180 [ 33.268920] should_failslab+0x5/0x10 [ 33.272697] __kmalloc+0x2ab/0x3c0 [ 33.276217] ? kobject_get_path+0xbf/0x240 [ 33.280439] kobject_get_path+0xbf/0x240 [ 33.284485] kobject_uevent_env+0x25c/0x1480 [ 33.288879] device_add+0xb2f/0x16d0 [ 33.292589] ? device_check_offline+0x280/0x280 [ 33.297246] ? kfree_const+0x51/0x60 [ 33.300949] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 33.306051] ? kfree+0x1e2/0x210 [ 33.309400] device_create_groups_vargs+0x1f4/0x270 [ 33.314425] device_create+0xdf/0x120 [ 33.318212] ? device_create_vargs+0x50/0x50 [ 33.322606] ? pointer+0x850/0x850 [ 33.326143] bdi_register_va.part.0+0x4c/0x750 [ 33.330811] bdi_register+0x12a/0x140 [ 33.334610] ? bdi_register_va+0x80/0x80 [ 33.338658] ? vsnprintf+0x2cc/0x14f0 [ 33.342479] bdi_register_owner+0x59/0x100 [ 33.346700] __device_add_disk+0xd58/0x10c0 [ 33.351009] ? sprintf+0xc0/0x100 [ 33.354549] ? blk_alloc_devt+0x2d0/0x2d0 [ 33.358716] ? __raw_spin_lock_init+0x28/0x100 [ 33.363281] ? __lockdep_init_map+0x100/0x5a0 [ 33.367759] loop_add+0x628/0x8a0 [ 33.371197] loop_control_ioctl+0x16c/0x480 [ 33.375598] ? loop_lookup+0x1d0/0x1d0 [ 33.379475] ? __vfs_write+0xff/0x770 [ 33.383253] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 33.388176] ? common_file_perm+0x4e5/0x850 [ 33.392488] ? loop_lookup+0x1d0/0x1d0 [ 33.396357] do_vfs_ioctl+0xcdb/0x12e0 [ 33.400232] ? vfs_write+0x3d7/0x540 [ 33.403932] ? ioctl_preallocate+0x200/0x200 [ 33.408415] ? lock_downgrade+0x720/0x720 [ 33.412567] ? check_preemption_disabled+0x41/0x280 [ 33.417661] ? vfs_write+0x393/0x540 [ 33.421370] ? ksys_write+0x1c8/0x2a0 [ 33.425165] ksys_ioctl+0x9b/0xc0 [ 33.428611] __x64_sys_ioctl+0x6f/0xb0 [ 33.432495] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 33.437070] do_syscall_64+0xf9/0x620 [ 33.440865] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 33.446033] RIP: 0033:0x7f4b06934079 [ 33.449739] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 33.468635] RSP: 002b:00007ffefafc5368 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 33.476332] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4b06934079 [ 33.483582] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 33.490835] RBP: 00007ffefafc5380 R08: 0000000000000002 R09: 0000000000000001 [ 33.498089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 33.505336] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 executing program [ 33.567877] FAULT_INJECTION: forcing a failure. [ 33.567877] name failslab, interval 1, probability 0, space 0, times 0 [ 33.579714] CPU: 0 PID: 8120 Comm: syz-executor307 Not tainted 4.19.211-syzkaller #0 [ 33.587583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.596933] Call Trace: [ 33.599510] dump_stack+0x1fc/0x2ef [ 33.603123] should_fail.cold+0xa/0xf [ 33.606911] ? setup_fault_attr+0x200/0x200 [ 33.611221] ? lock_acquire+0x170/0x3c0 [ 33.615181] ? dev_uevent_filter+0xd0/0xd0 [ 33.619412] __should_failslab+0x115/0x180 [ 33.623630] should_failslab+0x5/0x10 [ 33.627410] kmem_cache_alloc_trace+0x284/0x380 [ 33.632061] ? dev_uevent_filter+0xd0/0xd0 [ 33.636282] kobject_uevent_env+0x236/0x1480 [ 33.640674] ? wait_for_completion_io+0x10/0x10 [ 33.645325] device_add+0xb2f/0x16d0 [ 33.649018] ? device_check_offline+0x280/0x280 [ 33.653665] ? kfree_const+0x51/0x60 [ 33.657358] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 33.662379] ? kfree+0x1e2/0x210 [ 33.665734] device_create_groups_vargs+0x1f4/0x270 [ 33.670739] device_create+0xdf/0x120 [ 33.674520] ? device_create_vargs+0x50/0x50 [ 33.678911] ? pointer+0x850/0x850 [ 33.682456] bdi_register_va.part.0+0x4c/0x750 [ 33.687020] bdi_register+0x12a/0x140 [ 33.690811] ? bdi_register_va+0x80/0x80 [ 33.694870] ? vsnprintf+0x2cc/0x14f0 [ 33.698653] bdi_register_owner+0x59/0x100 [ 33.702872] __device_add_disk+0xd58/0x10c0 [ 33.707186] ? sprintf+0xc0/0x100 [ 33.710621] ? blk_alloc_devt+0x2d0/0x2d0 [ 33.714754] ? __raw_spin_lock_init+0x28/0x100 [ 33.719318] ? __lockdep_init_map+0x100/0x5a0 [ 33.723797] loop_add+0x628/0x8a0 [ 33.727247] loop_control_ioctl+0x16c/0x480 [ 33.731548] ? loop_lookup+0x1d0/0x1d0 [ 33.735417] ? __vfs_write+0xff/0x770 [ 33.739197] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 33.744118] ? common_file_perm+0x4e5/0x850 [ 33.748435] ? loop_lookup+0x1d0/0x1d0 [ 33.752303] do_vfs_ioctl+0xcdb/0x12e0 [ 33.756182] ? vfs_write+0x3d7/0x540 [ 33.759875] ? ioctl_preallocate+0x200/0x200 [ 33.764610] ? lock_downgrade+0x720/0x720 [ 33.768742] ? check_preemption_disabled+0x41/0x280 [ 33.773740] ? vfs_write+0x393/0x540 [ 33.777458] ? ksys_write+0x1c8/0x2a0 [ 33.781238] ksys_ioctl+0x9b/0xc0 [ 33.784672] __x64_sys_ioctl+0x6f/0xb0 [ 33.788538] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 33.793098] do_syscall_64+0xf9/0x620 [ 33.796880] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 33.802048] RIP: 0033:0x7f4b06934079 [ 33.805743] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 33.824621] RSP: 002b:00007ffefafc5368 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 33.832307] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4b06934079 [ 33.839554] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 33.846802] RBP: 00007ffefafc5380 R08: 0000000000000002 R09: 0000000000000001 [ 33.854053] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 33.861300] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 executing program [ 33.928019] FAULT_INJECTION: forcing a failure. [ 33.928019] name failslab, interval 1, probability 0, space 0, times 0 [ 33.939269] CPU: 0 PID: 8128 Comm: syz-executor307 Not tainted 4.19.211-syzkaller #0 [ 33.947139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.956471] Call Trace: [ 33.959069] dump_stack+0x1fc/0x2ef [ 33.962688] should_fail.cold+0xa/0xf [ 33.966490] ? setup_fault_attr+0x200/0x200 [ 33.970802] ? lock_acquire+0x170/0x3c0 [ 33.974856] __should_failslab+0x115/0x180 [ 33.979073] should_failslab+0x5/0x10 [ 33.982867] kmem_cache_alloc+0x277/0x370 [ 33.987005] __kernfs_new_node+0xd2/0x680 [ 33.991140] ? kernfs_dop_revalidate+0x3a0/0x3a0 [ 33.996043] ? __mutex_unlock_slowpath+0xea/0x610 [ 34.000876] ? wait_for_completion_io+0x10/0x10 [ 34.005534] ? kernfs_next_descendant_post+0x19c/0x290 [ 34.010802] kernfs_new_node+0x92/0x120 [ 34.014777] __kernfs_create_file+0x51/0x340 [ 34.019192] sysfs_add_file_mode_ns+0x226/0x540 [ 34.023863] sysfs_merge_group+0x198/0x320 [ 34.028082] ? sysfs_update_group+0x30/0x30 [ 34.032407] ? kernfs_create_link+0x1b9/0x230 [ 34.036885] ? kernfs_put+0x31/0x50 [ 34.040504] dpm_sysfs_add+0x154/0x210 [ 34.044382] device_add+0xa43/0x16d0 [ 34.048077] ? device_check_offline+0x280/0x280 [ 34.052760] ? kfree_const+0x51/0x60 [ 34.056460] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 34.061464] ? kfree+0x1e2/0x210 [ 34.065311] device_create_groups_vargs+0x1f4/0x270 [ 34.070312] device_create+0xdf/0x120 [ 34.074101] ? device_create_vargs+0x50/0x50 [ 34.078510] ? pointer+0x850/0x850 [ 34.082044] bdi_register_va.part.0+0x4c/0x750 [ 34.086622] bdi_register+0x12a/0x140 [ 34.090406] ? bdi_register_va+0x80/0x80 [ 34.094541] ? vsnprintf+0x2cc/0x14f0 [ 34.098329] bdi_register_owner+0x59/0x100 [ 34.102554] __device_add_disk+0xd58/0x10c0 [ 34.106862] ? sprintf+0xc0/0x100 [ 34.110300] ? blk_alloc_devt+0x2d0/0x2d0 [ 34.114432] ? __raw_spin_lock_init+0x28/0x100 [ 34.119011] ? __lockdep_init_map+0x100/0x5a0 [ 34.123500] loop_add+0x628/0x8a0 [ 34.127202] loop_control_ioctl+0x16c/0x480 [ 34.131511] ? loop_lookup+0x1d0/0x1d0 [ 34.135397] ? __vfs_write+0xff/0x770 [ 34.139185] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 34.144232] ? common_file_perm+0x4e5/0x850 [ 34.148546] ? loop_lookup+0x1d0/0x1d0 [ 34.152418] do_vfs_ioctl+0xcdb/0x12e0 [ 34.156294] ? vfs_write+0x3d7/0x540 [ 34.159993] ? ioctl_preallocate+0x200/0x200 [ 34.164388] ? lock_downgrade+0x720/0x720 [ 34.168542] ? check_preemption_disabled+0x41/0x280 [ 34.173543] ? vfs_write+0x393/0x540 [ 34.177269] ? ksys_write+0x1c8/0x2a0 [ 34.181055] ksys_ioctl+0x9b/0xc0 [ 34.184500] __x64_sys_ioctl+0x6f/0xb0 [ 34.188476] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 34.193044] do_syscall_64+0xf9/0x620 [ 34.196848] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 34.202016] RIP: 0033:0x7f4b06934079 [ 34.205712] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 34.224620] RSP: 002b:00007ffefafc5368 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 34.232315] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4b06934079 [ 34.239565] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 34.246826] RBP: 00007ffefafc5380 R08: 0000000000000002 R09: 0000000000000001 [ 34.254077] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 34.261432] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 34.279893] ------------[ cut here ]------------ [ 34.286577] WARNING: CPU: 0 PID: 8128 at block/genhd.c:719 __device_add_disk.cold+0x69/0x188 [ 34.295159] Kernel panic - not syncing: panic_on_warn set ... [ 34.295159] [ 34.302516] CPU: 0 PID: 8128 Comm: syz-executor307 Not tainted 4.19.211-syzkaller #0 [ 34.310464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.319796] Call Trace: [ 34.322374] dump_stack+0x1fc/0x2ef [ 34.325986] panic+0x26a/0x50e [ 34.329165] ? __warn_printk+0xf3/0xf3 [ 34.333034] ? __device_add_disk.cold+0x69/0x188 [ 34.337771] ? __probe_kernel_read+0x130/0x1b0 [ 34.342331] ? __warn.cold+0x5/0x5a [ 34.345937] ? __warn+0xe4/0x200 [ 34.349288] ? __device_add_disk.cold+0x69/0x188 [ 34.354039] __warn.cold+0x20/0x5a [ 34.357645] ? io_schedule_timeout+0x140/0x140 [ 34.362205] ? __device_add_disk.cold+0x69/0x188 [ 34.366954] report_bug+0x262/0x2b0 [ 34.370567] do_error_trap+0x1d7/0x310 [ 34.374442] ? math_error+0x310/0x310 [ 34.378225] ? __irq_work_queue_local+0x101/0x160 [ 34.383062] ? irq_work_queue+0x29/0x80 [ 34.387072] ? error_entry+0x72/0xd0 [ 34.390774] ? trace_hardirqs_off_caller+0x6e/0x210 [ 34.395779] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 34.400606] invalid_op+0x14/0x20 [ 34.404069] RIP: 0010:__device_add_disk.cold+0x69/0x188 [ 34.409412] Code: 02 84 c0 74 08 3c 03 0f 8e a8 00 00 00 44 8b a5 f0 05 00 00 e9 67 ad 6a fb e8 05 45 66 f9 48 c7 c7 60 75 b2 88 e8 64 76 f7 ff <0f> 0b e9 8f b9 6a fb e8 ed 44 66 f9 48 c7 c7 60 75 b2 88 e8 4c 76 [ 34.428298] RSP: 0018:ffff8880b05b7b38 EFLAGS: 00010286 [ 34.433665] RAX: 0000000000000024 RBX: 0000000000000001 RCX: 0000000000000000 [ 34.440923] RDX: 0000000000000000 RSI: ffffffff814dff01 RDI: ffffed10160b6f59 [ 34.448178] RBP: ffff8880b07be140 R08: 0000000000000024 R09: 0000000000000000 [ 34.455428] R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880b07be1d0 [ 34.462674] R13: ffff8880b07be7d0 R14: 00000000fffffff4 R15: ffff8880b07be144 [ 34.469935] ? vprintk_func+0x81/0x180 [ 34.473803] ? __device_add_disk.cold+0x69/0x188 [ 34.478540] ? sprintf+0xc0/0x100 [ 34.481973] ? blk_alloc_devt+0x2d0/0x2d0 [ 34.486099] ? __raw_spin_lock_init+0x28/0x100 [ 34.490664] ? __lockdep_init_map+0x100/0x5a0 [ 34.495143] loop_add+0x628/0x8a0 [ 34.498579] loop_control_ioctl+0x16c/0x480 [ 34.502878] ? loop_lookup+0x1d0/0x1d0 [ 34.506746] ? __vfs_write+0xff/0x770 [ 34.510522] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 34.515429] ? common_file_perm+0x4e5/0x850 [ 34.519729] ? loop_lookup+0x1d0/0x1d0 [ 34.523610] do_vfs_ioctl+0xcdb/0x12e0 [ 34.527475] ? vfs_write+0x3d7/0x540 [ 34.531176] ? ioctl_preallocate+0x200/0x200 [ 34.535575] ? lock_downgrade+0x720/0x720 [ 34.539702] ? check_preemption_disabled+0x41/0x280 [ 34.544708] ? vfs_write+0x393/0x540 [ 34.548413] ? ksys_write+0x1c8/0x2a0 [ 34.552197] ksys_ioctl+0x9b/0xc0 [ 34.555633] __x64_sys_ioctl+0x6f/0xb0 [ 34.559509] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 34.564076] do_syscall_64+0xf9/0x620 [ 34.567859] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 34.573028] RIP: 0033:0x7f4b06934079 [ 34.576727] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 34.595887] RSP: 002b:00007ffefafc5368 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 34.603578] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4b06934079 [ 34.610827] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 34.618075] RBP: 00007ffefafc5380 R08: 0000000000000002 R09: 0000000000000001 [ 34.625335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 34.632801] R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 [ 34.640334] Kernel Offset: disabled [ 34.644011] Rebooting in 86400 seconds..