Warning: Permanently added '10.128.0.103' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 715.691657][ T27] INFO: task iou-wrk-6609:6612 blocked for more than 143 seconds. [ 715.701589][ T27] Not tainted 5.15.0-rc5-syzkaller #0 [ 715.707451][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 715.717829][ T27] task:iou-wrk-6609 state:D stack:27944 pid: 6612 ppid: 6526 flags:0x00004006 [ 715.727374][ T27] Call Trace: [ 715.730659][ T27] __schedule+0xb44/0x5960 [ 715.735153][ T27] ? find_held_lock+0x2d/0x110 [ 715.739946][ T27] ? lock_downgrade+0x6e0/0x6e0 [ 715.745382][ T27] ? do_raw_spin_lock+0x120/0x2b0 [ 715.750426][ T27] ? spin_bug+0xa0/0x100 [ 715.755345][ T27] ? io_schedule_timeout+0x140/0x140 [ 715.760657][ T27] ? do_raw_spin_unlock+0x171/0x230 [ 715.766911][ T27] schedule+0xd3/0x270 [ 715.771206][ T27] schedule_timeout+0x1db/0x2a0 [ 715.776221][ T27] ? usleep_range+0x170/0x170 [ 715.781117][ T27] ? wait_for_completion+0x16e/0x280 [ 715.786449][ T27] ? lock_downgrade+0x6e0/0x6e0 [ 715.791717][ T27] ? do_raw_spin_lock+0x120/0x2b0 [ 715.796766][ T27] ? rwlock_bug.part.0+0x90/0x90 [ 715.801747][ T27] ? _raw_spin_unlock_irq+0x1f/0x40 [ 715.807197][ T27] wait_for_completion+0x176/0x280 [ 715.812535][ T27] ? get_signal+0x13f5/0x2160 [ 715.817225][ T27] ? bit_wait_io_timeout+0x160/0x160 [ 715.823024][ T27] ? 0xffffffff81000000 [ 715.827199][ T27] io_wqe_worker+0x66d/0xc40 [ 715.831859][ T27] ? io_worker_handle_work+0x16f0/0x16f0 [ 715.837547][ T27] ? ret_from_fork+0x8/0x30 [ 715.842371][ T27] ? lock_downgrade+0x6e0/0x6e0 [ 715.847216][ T27] ? do_raw_spin_lock+0x200/0x2b0 [ 715.852349][ T27] ? rwlock_bug.part.0+0x90/0x90 [ 715.857608][ T27] ? _raw_spin_unlock_irq+0x1f/0x40 [ 715.863631][ T27] ? io_worker_handle_work+0x16f0/0x16f0 [ 715.869281][ T27] ret_from_fork+0x1f/0x30 [ 715.873776][ T27] [ 715.873776][ T27] Showing all locks held in the system: [ 715.881811][ T27] 1 lock held by khungtaskd/27: [ 715.886669][ T27] #0: ffffffff8b981ae0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 [ 715.896869][ T27] [ 715.899536][ T27] ============================================= [ 715.899536][ T27] [ 715.909993][ T27] NMI backtrace for cpu 0 [ 715.914320][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.0-rc5-syzkaller #0 [ 715.922634][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 715.933860][ T27] Call Trace: [ 715.937128][ T27] dump_stack_lvl+0xcd/0x134 [ 715.941716][ T27] nmi_cpu_backtrace.cold+0x47/0x144 [ 715.947002][ T27] ? lapic_can_unplug_cpu+0x80/0x80 [ 715.952812][ T27] nmi_trigger_cpumask_backtrace+0x1ae/0x220 [ 715.959130][ T27] watchdog+0xc1d/0xf50 [ 715.963274][ T27] ? reset_hung_task_detector+0x30/0x30 [ 715.968806][ T27] kthread+0x3e5/0x4d0 [ 715.973035][ T27] ? set_kthread_struct+0x130/0x130 [ 715.978307][ T27] ret_from_fork+0x1f/0x30 [ 715.982926][ T27] Sending NMI from CPU 0 to CPUs 1: [ 715.988135][ C1] NMI backtrace for cpu 1 [ 715.988147][ C1] CPU: 1 PID: 1414 Comm: kworker/u4:5 Not tainted 5.15.0-rc5-syzkaller #0 [ 715.988163][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 715.988173][ C1] Workqueue: events_unbound toggle_allocation_gate [ 715.988201][ C1] RIP: 0010:kasan_check_range+0xde/0x180 [ 715.988219][ C1] Code: 74 f2 48 89 c2 b8 01 00 00 00 48 85 d2 75 56 5b 5d 41 5c c3 48 85 d2 74 5e 48 01 ea eb 09 48 83 c0 01 48 39 d0 74 50 80 38 00 <74> f2 eb d4 41 bc 08 00 00 00 48 89 ea 45 29 dc 4d 8d 1c 2c eb 0c [ 715.988233][ C1] RSP: 0018:ffffc90005aa7988 EFLAGS: 00000046 [ 715.988243][ C1] RAX: ffffed10021cd084 RBX: ffffed10021cd085 RCX: ffffffff81348c59 [ 715.988253][ C1] RDX: ffffed10021cd085 RSI: 0000000000000008 RDI: ffff888010e68420 [ 715.988261][ C1] RBP: ffffed10021cd084 R08: 0000000000000000 R09: ffff888010e68427 [ 715.988270][ C1] R10: ffffed10021cd084 R11: 000000000000003f R12: ffffffff8baabbe0 [ 715.988279][ C1] R13: ffff888010e68420 R14: 0000000000000000 R15: ffff88801dfeda50 [ 715.988290][ C1] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 715.988303][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 715.988313][ C1] CR2: 00007f93e8906000 CR3: 000000000b68e000 CR4: 0000000000350ee0 [ 715.988322][ C1] Call Trace: [ 715.988326][ C1] switch_mm_irqs_off+0x1e9/0xa10 [ 715.988344][ C1] ? lockdep_hardirqs_off+0x90/0xd0 [ 715.988360][ C1] ? __kmalloc+0xc0/0x320 [ 715.988376][ C1] __text_poke+0x447/0x8c0 [ 715.988394][ C1] ? text_poke_loc_init+0x340/0x340 [ 715.988410][ C1] ? __kmalloc+0xc0/0x320 [ 715.988426][ C1] text_poke_bp_batch+0x3d7/0x560 [ 715.988442][ C1] ? mutex_lock_io_nested+0x1150/0x1150 [ 715.988456][ C1] ? alternatives_enable_smp+0xf0/0xf0 [ 715.988472][ C1] ? __jump_label_patch+0x159/0x1b0 [ 715.988488][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 715.988504][ C1] ? __jump_label_update+0x351/0x400 [ 715.988521][ C1] text_poke_finish+0x16/0x30 [ 715.988535][ C1] arch_jump_label_transform_apply+0x13/0x20 [ 715.988550][ C1] jump_label_update+0x1d5/0x430 [ 715.988567][ C1] static_key_enable_cpuslocked+0x1b1/0x260 [ 715.988583][ C1] static_key_enable+0x16/0x20 [ 715.988598][ C1] toggle_allocation_gate+0x100/0x390 [ 715.988613][ C1] ? lock_release+0x720/0x720 [ 715.988628][ C1] ? wake_up_kfence_timer+0x20/0x20 [ 715.988647][ C1] process_one_work+0x9bf/0x16b0 [ 715.988663][ C1] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 715.988681][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 715.988696][ C1] ? _raw_spin_lock_irq+0x41/0x50 [ 715.988712][ C1] worker_thread+0x658/0x11f0 [ 715.988728][ C1] ? process_one_work+0x16b0/0x16b0 [ 715.988741][ C1] kthread+0x3e5/0x4d0 [ 715.988756][ C1] ? set_kthread_struct+0x130/0x130 [ 715.988772][ C1] ret_from_fork+0x1f/0x30 [ 715.989134][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 716.278137][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.0-rc5-syzkaller #0 [ 716.286563][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 716.296612][ T27] Call Trace: [ 716.299881][ T27] dump_stack_lvl+0xcd/0x134 [ 716.304468][ T27] panic+0x2b0/0x6dd [ 716.308368][ T27] ? __warn_printk+0xf3/0xf3 [ 716.312948][ T27] ? lapic_can_unplug_cpu+0x80/0x80 [ 716.318152][ T27] ? preempt_schedule_thunk+0x16/0x18 [ 716.323518][ T27] ? nmi_trigger_cpumask_backtrace+0x191/0x220 [ 716.329667][ T27] ? watchdog.cold+0x130/0x158 [ 716.334446][ T27] watchdog.cold+0x141/0x158 [ 716.339031][ T27] ? reset_hung_task_detector+0x30/0x30 [ 716.344570][ T27] kthread+0x3e5/0x4d0 [ 716.348630][ T27] ? set_kthread_struct+0x130/0x130 [ 716.353818][ T27] ret_from_fork+0x1f/0x30 [ 716.359351][ T27] Kernel Offset: disabled [ 716.364239][ T27] Rebooting in 86400 seconds..