Warning: Permanently added '10.128.0.180' (ED25519) to the list of known hosts. executing program [ 303.578323][ T3575] nbd0: detected capacity change from 0 to 65538 [ 303.702514][ T48] block nbd0: Receive control failed (result -104) [ 303.703275][ T3572] block nbd0: shutting down sockets [ 303.716134][ C1] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 303.725481][ C1] Buffer I/O error on dev nbd0, logical block 0, async page read [ 303.733685][ T3574] ldm_validate_partition_table(): Disk read failed. [ 303.740704][ T3574] Dev nbd0: unable to read RDB block 0 [ 303.746556][ T3574] nbd0: unable to read partition table executing program [ 303.752925][ T3574] nbd0: partition table beyond EOD, truncated [ 303.872142][ T3577] nbd0: detected capacity change from 0 to 65538 [ 303.994267][ T48] block nbd0: Receive control failed (result -104) [ 303.995239][ T3578] block nbd0: shutting down sockets [ 304.006702][ C0] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 304.015818][ C0] Buffer I/O error on dev nbd0, logical block 0, async page read [ 304.023735][ T3574] ldm_validate_partition_table(): Disk read failed. [ 304.031964][ T3574] Dev nbd0: unable to read RDB block 0 [ 304.037627][ T3574] nbd0: unable to read partition table executing program [ 304.043440][ T3574] nbd0: partition table beyond EOD, truncated [ 304.158253][ T3581] nbd0: detected capacity change from 0 to 65538 [ 304.283898][ T48] block nbd0: Receive control failed (result -104) [ 304.291367][ T3580] block nbd0: shutting down sockets [ 304.297187][ C1] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 304.306431][ C1] Buffer I/O error on dev nbd0, logical block 0, async page read [ 304.314545][ T3574] ldm_validate_partition_table(): Disk read failed. [ 304.321331][ T3574] Dev nbd0: unable to read RDB block 0 [ 304.326972][ T3574] nbd0: unable to read partition table executing program [ 304.332882][ T3574] nbd0: partition table beyond EOD, truncated [ 304.450148][ T3583] nbd0: detected capacity change from 0 to 65538 [ 304.572865][ T48] block nbd0: Receive control failed (result -104) [ 334.507058][ T52] block nbd0: Possible stuck request ffff88801f848200: control (read@0,4096B). Runtime 30 seconds [ 364.533869][ T3004] udevd[3004]: worker [3574] /devices/virtual/block/nbd0 is taking a long time [ 364.586416][ T52] block nbd0: Possible stuck request ffff88801f848200: control (read@0,4096B). Runtime 60 seconds [ 394.666315][ T52] block nbd0: Possible stuck request ffff88801f848200: control (read@0,4096B). Runtime 90 seconds [ 424.746273][ T52] block nbd0: Possible stuck request ffff88801f848200: control (read@0,4096B). Runtime 120 seconds [ 454.826293][ T52] block nbd0: Possible stuck request ffff88801f848200: control (read@0,4096B). Runtime 150 seconds executing program [ 484.697606][ T3004] udevd[3004]: worker [3574] /devices/virtual/block/nbd0 timeout; kill it [ 484.706941][ T3574] ldm_validate_partition_table(): Disk read failed. [ 484.714296][ T3574] Dev nbd0: unable to read RDB block 0 [ 484.719978][ T3004] udevd[3004]: seq 7570 '/devices/virtual/block/nbd0' killed [ 484.721040][ T3574] nbd0: unable to read partition table [ 484.733695][ T3574] nbd0: partition table beyond EOD, truncated [ 484.906172][ T52] block nbd0: Possible stuck request ffff88801f848200: control (read@0,4096B). Runtime 180 seconds [ 514.986337][ T52] block nbd0: Possible stuck request ffff88801f848200: control (read@0,4096B). Runtime 210 seconds [ 545.066237][ T52] block nbd0: Possible stuck request ffff88801f848200: control (read@0,4096B). Runtime 240 seconds [ 575.146312][ T52] block nbd0: Possible stuck request ffff88801f848200: control (read@0,4096B). Runtime 270 seconds [ 605.226212][ T52] block nbd0: Possible stuck request ffff88801f848200: control (read@0,4096B). Runtime 300 seconds [ 635.306196][ T52] block nbd0: Possible stuck request ffff88801f848200: control (read@0,4096B). Runtime 330 seconds [ 665.386218][ T52] block nbd0: Possible stuck request ffff88801f848200: control (read@0,4096B). Runtime 360 seconds [ 695.466273][ T52] block nbd0: Possible stuck request ffff88801f848200: control (read@0,4096B). Runtime 390 seconds [ 722.346044][ T28] INFO: task udevd:3574 blocked for more than 143 seconds. [ 722.353409][ T28] Not tainted 6.1.53-syzkaller #0 [ 722.359142][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 722.367961][ T28] task:udevd state:D stack:24416 pid:3574 ppid:3004 flags:0x00004006 [ 722.377294][ T28] Call Trace: [ 722.380597][ T28] [ 722.383533][ T28] __schedule+0x132c/0x4330 [ 722.388221][ T28] ? release_firmware_map_entry+0x185/0x185 [ 722.394254][ T28] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 722.400352][ T28] ? print_irqtrace_events+0x210/0x210 [ 722.405929][ T28] ? _raw_spin_lock_irq+0xdb/0x110 [ 722.411166][ T28] schedule+0xbf/0x180 [ 722.415258][ T28] io_schedule+0x88/0x100 [ 722.419735][ T28] folio_wait_bit_common+0x868/0x1280 [ 722.425269][ T28] ? folio_wait_bit+0x20/0x20 [ 722.430031][ T28] ? migration_entry_wait_on_locked+0x10f0/0x10f0 [ 722.436640][ T28] __filemap_get_folio+0x44a/0xe30 [ 722.441798][ T28] ? page_cache_prev_miss+0x500/0x500 [ 722.447431][ T28] ? smp_call_function_many+0x30/0x30 [ 722.453129][ T28] truncate_inode_pages_range+0x598/0x1340 [ 722.459145][ T28] ? mapping_evict_folio+0x5c0/0x5c0 [ 722.464475][ T28] ? xas_next_entry+0x3d0/0x3d0 [ 722.469435][ T28] ? filemap_write_and_wait_range+0x217/0x290 [ 722.475579][ T28] ? invalidate_bh_lrus+0x30/0x30 [ 722.480772][ T28] ? __bread_gfp+0x370/0x370 [ 722.485513][ T28] ? invalidate_bh_lrus+0x30/0x30 [ 722.490671][ T28] blkdev_flush_mapping+0x154/0x2b0 [ 722.496138][ T28] blkdev_put+0x4c0/0x750 [ 722.500512][ T28] blkdev_close+0x56/0x80 [ 722.504859][ T28] ? blkdev_open+0x2e0/0x2e0 [ 722.509508][ T28] __fput+0x3b7/0x890 [ 722.513597][ T28] task_work_run+0x246/0x300 [ 722.518462][ T28] ? task_work_cancel+0x2b0/0x2b0 [ 722.523544][ T28] ? exit_task_namespaces+0xdd/0xf0 [ 722.528855][ T28] do_exit+0x6fb/0x2300 [ 722.533250][ T28] ? put_task_struct+0x80/0x80 [ 722.538136][ T28] ? get_signal+0x137e/0x17d0 [ 722.542927][ T28] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 722.549022][ T28] ? print_irqtrace_events+0x210/0x210 [ 722.554554][ T28] ? _raw_spin_lock_irq+0xdb/0x110 [ 722.559780][ T28] do_group_exit+0x202/0x2b0 [ 722.564413][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 722.569690][ T28] ? lockdep_hardirqs_on+0x94/0x130 [ 722.574996][ T28] get_signal+0x16f7/0x17d0 [ 722.579612][ T28] ? ptrace_notify+0x370/0x370 [ 722.584401][ T28] ? print_irqtrace_events+0x210/0x210 [ 722.590004][ T28] arch_do_signal_or_restart+0xb0/0x1a10 [ 722.595763][ T28] ? kmem_cache_free+0x292/0x510 [ 722.600901][ T28] ? do_sys_openat2+0x42b/0x500 [ 722.605762][ T28] ? do_sys_openat2+0x42b/0x500 [ 722.610834][ T28] ? get_sigframe_size+0x10/0x10 [ 722.615977][ T28] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 722.622057][ T28] ? __x64_sys_openat+0x243/0x290 [ 722.627257][ T28] ? exit_to_user_mode_loop+0x39/0x100 [ 722.632849][ T28] exit_to_user_mode_loop+0x6a/0x100 [ 722.638242][ T28] exit_to_user_mode_prepare+0xb1/0x140 [ 722.643819][ T28] syscall_exit_to_user_mode+0x60/0x270 [ 722.649467][ T28] do_syscall_64+0x49/0xb0 [ 722.653945][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 722.660236][ T28] RIP: 0033:0x7f7c4ef169a4 [ 722.664806][ T28] RSP: 002b:00007ffc356f9b40 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 722.673301][ T28] RAX: 0000000000000008 RBX: 000056190c3d6cf0 RCX: 00007f7c4ef169a4 [ 722.681357][ T28] RDX: 00000000000a0800 RSI: 000056190c3c8070 RDI: 00000000ffffff9c [ 722.689396][ T28] RBP: 000056190c3c8070 R08: 0000000000000001 R09: 0000000000000010 [ 722.697435][ T28] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000a0800 [ 722.705423][ T28] R13: 000056190c3ca5a0 R14: 0000000000000001 R15: 000056190c3b5910 [ 722.713907][ T28] [ 722.717042][ T28] INFO: task syz-executor256:3592 blocked for more than 143 seconds. [ 722.725140][ T28] Not tainted 6.1.53-syzkaller #0 [ 722.730766][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 722.739524][ T28] task:syz-executor256 state:D stack:27560 pid:3592 ppid:3570 flags:0x00004006 [ 722.748907][ T28] Call Trace: [ 722.752221][ T28] [ 722.755216][ T28] __schedule+0x132c/0x4330 [ 722.759897][ T28] ? release_firmware_map_entry+0x185/0x185 [ 722.765920][ T28] ? __mutex_trylock_common+0x8d/0x2e0 [ 722.771484][ T28] ? do_raw_spin_unlock+0x137/0x8a0 [ 722.776788][ T28] schedule+0xbf/0x180 [ 722.780887][ T28] schedule_preempt_disabled+0xf/0x20 [ 722.786339][ T28] __mutex_lock_common+0xe2b/0x2520 [ 722.791595][ T28] ? blkdev_get_by_dev+0x148/0xa10 [ 722.796816][ T28] ? mutex_lock_io_nested+0x60/0x60 [ 722.802052][ T28] ? iput+0x401/0x980 [ 722.806180][ T28] ? ilookup+0x1c8/0x200 [ 722.810490][ T28] mutex_lock_nested+0x17/0x20 [ 722.815350][ T28] blkdev_get_by_dev+0x148/0xa10 [ 722.820456][ T28] blkdev_open+0x12e/0x2e0 [ 722.824912][ T28] ? blkdev_mmap+0x1b0/0x1b0 [ 722.829608][ T28] do_dentry_open+0x7f9/0x10f0 [ 722.834416][ T28] path_openat+0x2644/0x2e60 [ 722.839215][ T28] ? slab_post_alloc_hook+0x50/0x370 [ 722.844763][ T28] ? do_filp_open+0x480/0x480 [ 722.849666][ T28] do_filp_open+0x230/0x480 [ 722.854252][ T28] ? vfs_tmpfile+0x4a0/0x4a0 [ 722.858999][ T28] ? _raw_spin_unlock+0x24/0x40 [ 722.863909][ T28] ? alloc_fd+0x59c/0x640 [ 722.868476][ T28] do_sys_openat2+0x13b/0x500 [ 722.873233][ T28] ? do_sys_open+0x220/0x220 [ 722.877986][ T28] __x64_sys_openat+0x243/0x290 [ 722.882871][ T28] ? __ia32_sys_open+0x270/0x270 [ 722.888145][ T28] ? syscall_enter_from_user_mode+0x2e/0x220 [ 722.894190][ T28] ? lockdep_hardirqs_on+0x94/0x130 [ 722.899544][ T28] ? syscall_enter_from_user_mode+0x2e/0x220 [ 722.905657][ T28] do_syscall_64+0x3d/0xb0 [ 722.910216][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 722.916762][ T28] RIP: 0033:0x7fc08e12d570 [ 722.921364][ T28] RSP: 002b:00007fc08e0ebd90 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 722.929956][ T28] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc08e12d570 [ 722.938077][ T28] RDX: 0000000000000000 RSI: 00007fc08e0ebe10 RDI: 00000000ffffff9c [ 722.946230][ T28] RBP: 00007fc08e0ebe10 R08: 0000000000000000 R09: 002364626e2f7665 [ 722.954245][ T28] R10: 0000000000000000 R11: 0000000000000293 R12: 6666666666666667 [ 722.962315][ T28] R13: 00007fc08e1821a4 R14: 64626e2f7665642f R15: 00007fff7155f268 [ 722.970371][ T28] [ 722.973422][ T28] [ 722.973422][ T28] Showing all locks held in the system: [ 722.981454][ T28] 1 lock held by rcu_tasks_kthre/12: [ 722.987174][ T28] #0: ffffffff8d12a1b0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xd20 [ 722.997905][ T28] 1 lock held by rcu_tasks_trace/13: [ 723.003243][ T28] #0: ffffffff8d12a9b0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xd20 [ 723.014356][ T28] 1 lock held by khungtaskd/28: [ 723.019297][ T28] #0: ffffffff8d129fe0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 [ 723.028780][ T28] 2 locks held by getty/3307: [ 723.033497][ T28] #0: ffff888028cb7098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 [ 723.043638][ T28] #1: ffffc900031262f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6a7/0x1db0 [ 723.053950][ T28] 1 lock held by udevd/3574: [ 723.058740][ T28] #0: ffff88801f6ef4c8 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0x100/0x750 [ 723.068271][ T28] 1 lock held by syz-executor256/3592: [ 723.073727][ T28] #0: ffff88801f6ef4c8 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev+0x148/0xa10 [ 723.083883][ T28] [ 723.086263][ T28] ============================================= [ 723.086263][ T28] [ 723.094812][ T28] NMI backtrace for cpu 1 [ 723.099157][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.1.53-syzkaller #0 [ 723.106980][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 723.117050][ T28] Call Trace: [ 723.120543][ T28] [ 723.123487][ T28] dump_stack_lvl+0x1e3/0x2cb [ 723.128182][ T28] ? nf_tcp_handle_invalid+0x642/0x642 [ 723.133680][ T28] ? panic+0x75d/0x75d [ 723.137780][ T28] ? console_trylock_spinning+0x450/0x450 [ 723.143518][ T28] ? nmi_cpu_backtrace+0x252/0x560 [ 723.148646][ T28] nmi_cpu_backtrace+0x4e1/0x560 [ 723.153687][ T28] ? vprintk_emit+0x109/0x1f0 [ 723.158383][ T28] ? nmi_trigger_cpumask_backtrace+0x3f0/0x3f0 [ 723.164634][ T28] ? _printk+0xd1/0x111 [ 723.168804][ T28] ? panic+0x75d/0x75d [ 723.172909][ T28] ? __wake_up_klogd+0xcc/0x100 [ 723.177851][ T28] ? panic+0x75d/0x75d [ 723.181946][ T28] ? nmi_trigger_cpumask_backtrace+0xe2/0x3f0 [ 723.188059][ T28] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 723.194227][ T28] nmi_trigger_cpumask_backtrace+0x1b0/0x3f0 [ 723.200238][ T28] watchdog+0xf18/0xf60 [ 723.204526][ T28] kthread+0x26e/0x300 [ 723.208656][ T28] ? hungtask_pm_notify+0x50/0x50 [ 723.213705][ T28] ? kthread_blkcg+0xd0/0xd0 [ 723.218313][ T28] ret_from_fork+0x1f/0x30 [ 723.222824][ T28] [ 723.225996][ T28] Sending NMI from CPU 1 to CPUs 0: [ 723.231239][ C0] NMI backtrace for cpu 0 [ 723.231252][ C0] CPU: 0 PID: 56 Comm: kworker/u4:4 Not tainted 6.1.53-syzkaller #0 [ 723.231269][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 723.231279][ C0] Workqueue: events_unbound toggle_allocation_gate [ 723.231368][ C0] RIP: 0010:insn_get_immediate+0xf1/0x1390 [ 723.231393][ C0] Code: f7 89 e8 25 00 00 02 00 0f 85 50 01 00 00 89 ee 81 e6 00 38 00 00 31 ff e8 9c 53 06 f7 89 e8 25 00 38 00 00 0f 84 80 03 00 00 ed 0b 83 e5 07 48 89 ef 48 c7 c6 50 73 5d 8e e8 7a 54 06 f7 ff [ 723.231407][ C0] RSP: 0018:ffffc90001577880 EFLAGS: 00000206 [ 723.231420][ C0] RAX: 0000000000003000 RBX: 1ffff920002aef39 RCX: ffff8880162c9dc0 [ 723.231432][ C0] RDX: ffff8880162c9dc0 RSI: 0000000000003000 RDI: 0000000000000000 [ 723.231443][ C0] RBP: 000000000000b000 R08: ffffffff8a83c3f4 R09: ffffc90001577980 [ 723.231455][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90001577980 [ 723.231467][ C0] R13: ffffc900015779bc R14: 1ffff920002aef37 R15: ffffc900015779cc [ 723.231479][ C0] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 723.231493][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 723.231505][ C0] CR2: 000055cd9c84f680 CR3: 000000000ce8e000 CR4: 00000000003506f0 [ 723.231520][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 723.231530][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 723.231540][ C0] Call Trace: [ 723.231544][ C0] [ 723.231550][ C0] ? nmi_cpu_backtrace+0x3de/0x560 [ 723.231574][ C0] ? nmi_trigger_cpumask_backtrace+0x3f0/0x3f0 [ 723.231603][ C0] ? nmi_cpu_backtrace_handler+0x8/0x10 [ 723.231620][ C0] ? nmi_handle+0x108/0x410 [ 723.231665][ C0] ? insn_get_immediate+0xf1/0x1390 [ 723.231686][ C0] ? default_do_nmi+0x62/0x150 [ 723.231707][ C0] ? exc_nmi+0xab/0x120 [ 723.231726][ C0] ? end_repeat_nmi+0x16/0x31 [ 723.231747][ C0] ? insn_get_immediate+0xe4/0x1390 [ 723.231770][ C0] ? insn_get_immediate+0xf1/0x1390 [ 723.231791][ C0] ? insn_get_immediate+0xf1/0x1390 [ 723.231813][ C0] ? insn_get_immediate+0xf1/0x1390 [ 723.231833][ C0] [ 723.231838][ C0] [ 723.231843][ C0] ? rcu_is_watching+0x11/0xb0 [ 723.231867][ C0] insn_decode+0x36c/0x500 [ 723.231888][ C0] ? __kmem_cache_alloc_node+0x5c/0x260 [ 723.231911][ C0] __jump_label_patch+0xe4/0x440 [ 723.231929][ C0] ? __kmem_cache_alloc_node+0x5c/0x260 [ 723.231952][ C0] ? arch_jump_label_transform_queue+0xd0/0xd0 [ 723.231976][ C0] ? __kmem_cache_alloc_node+0x5c/0x260 [ 723.232002][ C0] ? __kmem_cache_alloc_node+0x6b/0x260 [ 723.232022][ C0] ? __kmem_cache_alloc_node+0x5d/0x260 [ 723.232046][ C0] ? mutex_lock_io_nested+0x60/0x60 [ 723.232070][ C0] arch_jump_label_transform_queue+0x4a/0xd0 [ 723.232090][ C0] __jump_label_update+0x177/0x3a0 [ 723.232115][ C0] static_key_disable_cpuslocked+0xca/0x1b0 [ 723.232136][ C0] static_key_disable+0x16/0x20 [ 723.232154][ C0] toggle_allocation_gate+0x3e0/0x480 [ 723.232177][ C0] ? show_object+0xa0/0xa0 [ 723.232199][ C0] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 723.232219][ C0] ? print_irqtrace_events+0x210/0x210 [ 723.232234][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 723.232262][ C0] ? do_raw_spin_unlock+0x137/0x8a0 [ 723.232287][ C0] process_one_work+0x8aa/0x11f0 [ 723.232319][ C0] ? worker_detach_from_pool+0x260/0x260 [ 723.232344][ C0] ? _raw_spin_lock_irqsave+0x120/0x120 [ 723.232369][ C0] ? kthread_data+0x4e/0xc0 [ 723.232388][ C0] ? wq_worker_running+0x97/0x190 [ 723.232407][ C0] worker_thread+0xa5f/0x1210 [ 723.232436][ C0] ? _raw_spin_unlock+0x40/0x40 [ 723.232467][ C0] kthread+0x26e/0x300 [ 723.232484][ C0] ? rcu_lock_release+0x20/0x20 [ 723.232505][ C0] ? kthread_blkcg+0xd0/0xd0 [ 723.232524][ C0] ret_from_fork+0x1f/0x30 [ 723.232555][ C0] [ 723.232562][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.322 msecs [ 723.233241][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 723.627423][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.1.53-syzkaller #0 [ 723.635234][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 723.645318][ T28] Call Trace: [ 723.648607][ T28] [ 723.651549][ T28] dump_stack_lvl+0x1e3/0x2cb [ 723.656244][ T28] ? nf_tcp_handle_invalid+0x642/0x642 [ 723.661714][ T28] ? panic+0x75d/0x75d [ 723.666249][ T28] ? vscnprintf+0x59/0x80 [ 723.670594][ T28] panic+0x318/0x75d [ 723.674621][ T28] ? schedule_preempt_disabled+0x20/0x20 [ 723.680267][ T28] ? nmi_trigger_cpumask_backtrace+0x2c1/0x3f0 [ 723.686449][ T28] ? memcpy_page_flushcache+0xfc/0xfc [ 723.691839][ T28] ? nmi_trigger_cpumask_backtrace+0x2c1/0x3f0 [ 723.698046][ T28] ? nmi_trigger_cpumask_backtrace+0x33a/0x3f0 [ 723.704242][ T28] ? nmi_trigger_cpumask_backtrace+0x33f/0x3f0 [ 723.710444][ T28] watchdog+0xf56/0xf60 [ 723.714655][ T28] kthread+0x26e/0x300 [ 723.718736][ T28] ? hungtask_pm_notify+0x50/0x50 [ 723.723768][ T28] ? kthread_blkcg+0xd0/0xd0 [ 723.728370][ T28] ret_from_fork+0x1f/0x30 [ 723.732829][ T28] [ 723.736096][ T28] Kernel Offset: disabled [ 723.740421][ T28] Rebooting in 86400 seconds..