Warning: Permanently added '10.128.1.11' (ECDSA) to the list of known hosts. [ 716.166520][ T28] INFO: task syz-executor130:3628 can't die for more than 143 seconds. [ 716.174978][ T28] task:syz-executor130 state:R running task stack:26888 pid: 3628 ppid: 3626 flags:0x00004006 [ 716.246272][ T28] Call Trace: [ 716.249597][ T28] [ 716.252538][ T28] __schedule+0xa94/0x4910 [ 716.286283][ T28] ? __schedule+0xa94/0x4910 [ 716.290933][ T28] ? hugetlb_cgroup_migrate+0x1310/0x1310 [ 716.316325][ T28] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 716.322373][ T28] ? kvm_sched_clock_read+0x14/0x40 [ 716.346281][ T28] ? io_schedule_timeout+0x140/0x140 [ 716.351618][ T28] ? lockdep_hardirqs_on+0x79/0x100 [ 716.386310][ T28] ? __update_load_avg_se+0x41e/0xf00 [ 716.391809][ T28] ? unwind_next_frame+0xee1/0x1ce0 [ 716.426286][ T28] ? unwind_next_frame+0xefa/0x1ce0 [ 716.431537][ T28] ? stack_trace_save+0x8c/0xc0 [ 716.476351][ T28] ? deref_stack_reg+0x150/0x150 [ 716.481374][ T28] ? is_bpf_text_address+0x99/0x170 [ 716.506305][ T28] ? __kasan_kmalloc+0xa9/0xd0 [ 716.511165][ T28] ? kernel_text_address+0xd/0x80 [ 716.536357][ T28] ? create_prof_cpu_mask+0x20/0x20 [ 716.541619][ T28] ? arch_stack_walk+0x7d/0xe0 [ 716.586286][ T28] ? task_work_run+0xdd/0x1a0 [ 716.591034][ T28] ? __alloc_pages+0x1b2/0x500 [ 716.595872][ T28] ? filter_irq_stacks+0x90/0x90 [ 716.646273][ T28] ? io_schedule_timeout+0x140/0x140 [ 716.651625][ T28] ? mark_held_locks+0x9f/0xe0 [ 716.696279][ T28] ? kasan_save_stack+0x1e/0x40 [ 716.701179][ T28] ? kasan_save_stack+0x1e/0x40 [ 716.706063][ T28] ? __kasan_kmalloc+0xa9/0xd0 [ 716.736273][ T28] ? io_issue_sqe+0x210c/0x7300 [ 716.741243][ T28] ? io_req_task_submit+0xd2/0x7e0 [ 716.766266][ T28] ? tctx_task_work+0x19d/0x1250 [ 716.771261][ T28] ? task_work_run+0xdd/0x1a0 [ 716.775962][ T28] ? exit_to_user_mode_prepare+0x256/0x290 [ 716.836269][ T28] ? do_syscall_64+0x42/0xb0 [ 716.840929][ T28] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 716.866313][ T28] ? find_held_lock+0x2d/0x110 [ 716.871136][ T28] ? kmem_cache_alloc_trace+0x48/0x3f0 [ 716.896707][ T28] ? rcu_read_lock_sched_held+0x3a/0x70 [ 716.902381][ T28] ? trace_kmalloc+0x32/0xf0 [ 716.926290][ T28] ? kmem_cache_alloc_trace+0x2e3/0x3f0 [ 716.931910][ T28] ? io_issue_sqe+0x210c/0x7300 [ 716.966289][ T28] ? io_issue_sqe+0x210c/0x7300 [ 716.971221][ T28] ? io_openat2+0xbc0/0xbc0 [ 716.975749][ T28] ? find_held_lock+0x2d/0x110 [ 717.026288][ T28] ? tctx_task_work+0x13a/0x1250 [ 717.031303][ T28] ? mark_held_locks+0x9f/0xe0 [ 717.036096][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 717.076341][ T28] ? io_req_task_submit+0xd2/0x7e0 [ 717.081544][ T28] ? tctx_task_work+0x19d/0x1250 [ 717.116342][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 717.121264][ T28] ? __io_submit_flush_completions+0x8f0/0x8f0 [ 717.156329][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 717.161333][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 717.196332][ T28] ? task_work_run+0xdd/0x1a0 [ 717.201068][ T28] ? exit_to_user_mode_prepare+0x256/0x290 [ 717.246278][ T28] ? syscall_exit_to_user_mode+0x19/0x60 [ 717.251959][ T28] ? do_syscall_64+0x42/0xb0 [ 717.276331][ T28] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 717.282469][ T28] [ 717.306322][ T28] INFO: task syz-executor130:3633 can't die for more than 144 seconds. [ 717.314596][ T28] task:syz-executor130 state:R running task stack:27824 pid: 3633 ppid: 3629 flags:0x00004006 [ 717.366273][ T28] Call Trace: [ 717.369588][ T28] [ 717.372527][ T28] ? hugetlb_cgroup_migrate+0x1310/0x1310 [ 717.406699][ T28] ? io_schedule_timeout+0x140/0x140 [ 717.412038][ T28] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 717.446281][ T28] ? __update_load_avg_se+0x41e/0xf00 [ 717.451726][ T28] ? find_held_lock+0x2d/0x110 [ 717.486282][ T28] ? __schedule+0xa0c/0x4910 [ 717.490930][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 717.495805][ T28] ? trace_tlb_flush+0x126/0x1b0 [ 717.526302][ T28] ? deref_stack_reg+0x150/0x150 [ 717.531291][ T28] ? io_issue_sqe+0x210c/0x7300 [ 717.536167][ T28] ? kernel_text_address+0xd/0x80 [ 717.566277][ T28] ? create_prof_cpu_mask+0x20/0x20 [ 717.571539][ T28] ? arch_stack_walk+0x7d/0xe0 [ 717.616324][ T28] ? stack_trace_save+0x8c/0xc0 [ 717.621232][ T28] ? filter_irq_stacks+0x90/0x90 [ 717.626200][ T28] ? kasan_save_stack+0x1e/0x40 [ 717.666275][ T28] ? kasan_save_stack+0x1e/0x40 [ 717.671167][ T28] ? __kasan_kmalloc+0xa9/0xd0 [ 717.675940][ T28] ? io_issue_sqe+0x210c/0x7300 [ 717.706275][ T28] ? io_req_task_submit+0xd2/0x7e0 [ 717.711439][ T28] ? tctx_task_work+0x19d/0x1250 [ 717.736701][ T28] ? lock_acquire+0xb8/0x510 [ 717.741352][ T28] ? kasan_check_range+0xde/0x180 [ 717.766310][ T28] ? find_held_lock+0x2d/0x110 [ 717.771132][ T28] ? kmem_cache_alloc_trace+0x48/0x3f0 [ 717.796323][ T28] ? io_issue_sqe+0x210c/0x7300 [ 717.802128][ T28] ? __slab_alloc.constprop.0+0x4d/0xa0 [ 717.846686][ T28] ? fs_reclaim_acquire+0xd2/0x160 [ 717.851864][ T28] ? fs_reclaim_acquire+0xb2/0x160 [ 717.886273][ T28] ? rcu_read_lock_sched_held+0x3a/0x70 [ 717.891879][ T28] ? trace_kmalloc+0x32/0xf0 [ 717.926418][ T28] ? io_issue_sqe+0x20a8/0x7300 [ 717.931343][ T28] ? io_openat2+0xbc0/0xbc0 [ 717.935867][ T28] ? find_held_lock+0x2d/0x110 [ 717.966304][ T28] ? tctx_task_work+0x13a/0x1250 [ 717.971310][ T28] ? mark_held_locks+0x9f/0xe0 [ 717.976091][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 718.016284][ T28] ? io_req_task_submit+0xd2/0x7e0 [ 718.021462][ T28] ? tctx_task_work+0x19d/0x1250 [ 718.056297][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 718.061217][ T28] ? __io_submit_flush_completions+0x8f0/0x8f0 [ 718.106273][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 718.111277][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 718.136525][ T28] ? task_work_run+0xdd/0x1a0 [ 718.141265][ T28] ? exit_to_user_mode_prepare+0x256/0x290 [ 718.166295][ T28] ? syscall_exit_to_user_mode+0x19/0x60 [ 718.171975][ T28] ? do_syscall_64+0x42/0xb0 [ 718.196292][ T28] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 718.202432][ T28] [ 718.226291][ T28] INFO: task syz-executor130:3634 can't die for more than 145 seconds. [ 718.234563][ T28] task:syz-executor130 state:R running task stack:27632 pid: 3634 ppid: 3631 flags:0x00004006 [ 718.306293][ T28] Call Trace: [ 718.309615][ T28] [ 718.312559][ T28] __schedule+0xa94/0x4910 [ 718.336306][ T28] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 718.342341][ T28] ? kvm_sched_clock_read+0x14/0x40 [ 718.366314][ T28] ? rcu_read_lock_sched_held+0x3a/0x70 [ 718.371934][ T28] ? find_held_lock+0x2d/0x110 [ 718.416271][ T28] ? kasan_save_stack+0x1e/0x40 [ 718.421188][ T28] ? kernel_text_address+0xd/0x80 [ 718.446267][ T28] ? create_prof_cpu_mask+0x20/0x20 [ 718.451529][ T28] ? __zone_watermark_ok+0x450/0x450 [ 718.476269][ T28] ? do_syscall_64+0x42/0xb0 [ 718.480915][ T28] ? stack_trace_save+0x8c/0xc0 [ 718.485793][ T28] ? filter_irq_stacks+0x90/0x90 [ 718.526270][ T28] ? io_schedule_timeout+0x140/0x140 [ 718.531610][ T28] ? mark_held_locks+0x9f/0xe0 [ 718.556435][ T28] ? kasan_save_stack+0x1e/0x40 [ 718.561352][ T28] ? kasan_save_stack+0x1e/0x40 [ 718.566213][ T28] ? __kasan_kmalloc+0xa9/0xd0 [ 718.591066][ T28] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 718.626270][ T28] ? tctx_task_work+0x19d/0x1250 [ 718.631262][ T28] ? task_work_run+0xdd/0x1a0 [ 718.635958][ T28] ? exit_to_user_mode_prepare+0x256/0x290 [ 718.686286][ T28] ? find_held_lock+0x2d/0x110 [ 718.691110][ T28] ? kmem_cache_alloc_trace+0x48/0x3f0 [ 718.726308][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 718.731225][ T28] ? kmem_cache_alloc_trace+0x48/0x3f0 [ 718.756288][ T28] ? io_issue_sqe+0x210c/0x7300 [ 718.761200][ T28] ? io_issue_sqe+0x210c/0x7300 [ 718.766089][ T28] ? io_openat2+0xbc0/0xbc0 [ 718.796270][ T28] ? find_held_lock+0x2d/0x110 [ 718.801106][ T28] ? tctx_task_work+0x13a/0x1250 [ 718.806077][ T28] ? mark_held_locks+0x9f/0xe0 [ 718.846311][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 718.851317][ T28] ? io_req_task_submit+0xd2/0x7e0 [ 718.886305][ T28] ? tctx_task_work+0x19d/0x1250 [ 718.891312][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 718.896188][ T28] ? __io_submit_flush_completions+0x8f0/0x8f0 [ 718.926268][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 718.931265][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 718.956274][ T28] ? task_work_run+0xdd/0x1a0 [ 718.961014][ T28] ? exit_to_user_mode_prepare+0x256/0x290 [ 718.986411][ T28] ? syscall_exit_to_user_mode+0x19/0x60 [ 718.992102][ T28] ? do_syscall_64+0x42/0xb0 [ 719.026296][ T28] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 719.032445][ T28] [ 719.035483][ T28] INFO: task syz-executor130:3635 can't die for more than 146 seconds. [ 719.106299][ T28] task:syz-executor130 state:R running task stack:27824 pid: 3635 ppid: 3627 flags:0x00004006 [ 719.136310][ T28] Call Trace: [ 719.139723][ T28] [ 719.142672][ T28] __schedule+0xa94/0x4910 [ 719.166302][ T28] ? exit_to_user_mode_prepare+0x256/0x290 [ 719.172181][ T28] ? syscall_exit_to_user_mode+0x19/0x60 [ 719.206450][ T28] ? do_syscall_64+0x42/0xb0 [ 719.211111][ T28] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 719.256304][ T28] ? preempt_schedule_notrace+0x5b/0xd0 [ 719.261924][ T28] ? preempt_schedule_notrace_thunk+0x16/0x18 [ 719.286492][ T28] ? io_schedule_timeout+0x140/0x140 [ 719.291837][ T28] ? mark_held_locks+0x9f/0xe0 [ 719.326381][ T28] ? lock_release+0x720/0x720 [ 719.331121][ T28] ? kmem_cache_alloc_trace+0x48/0x3f0 [ 719.356397][ T28] ? rcu_read_lock_sched_held+0x3a/0x70 [ 719.361997][ T28] ? trace_kmalloc+0x32/0xf0 [ 719.396282][ T28] ? kmem_cache_alloc_trace+0x40/0x3f0 [ 719.401839][ T28] ? io_issue_sqe+0x210c/0x7300 [ 719.436279][ T28] ? __kasan_kmalloc+0xa9/0xd0 [ 719.441101][ T28] ? io_issue_sqe+0x210c/0x7300 [ 719.445997][ T28] ? io_openat2+0xbc0/0xbc0 [ 719.476366][ T28] ? find_held_lock+0x2d/0x110 [ 719.481199][ T28] ? tctx_task_work+0x13a/0x1250 [ 719.486167][ T28] ? mark_held_locks+0x9f/0xe0 [ 719.526769][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 719.531863][ T28] ? io_req_task_submit+0xd2/0x7e0 [ 719.596309][ T28] ? tctx_task_work+0x19d/0x1250 [ 719.601347][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 719.636309][ T28] ? __io_submit_flush_completions+0x8f0/0x8f0 [ 719.642541][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 719.666290][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 719.671552][ T28] ? task_work_run+0xdd/0x1a0 [ 719.696307][ T28] ? exit_to_user_mode_prepare+0x256/0x290 [ 719.702184][ T28] ? syscall_exit_to_user_mode+0x19/0x60 [ 719.726297][ T28] ? do_syscall_64+0x42/0xb0 [ 719.731163][ T28] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 719.766298][ T28] [ 719.769389][ T28] INFO: task syz-executor130:3636 can't die for more than 146 seconds. [ 719.816296][ T28] task:syz-executor130 state:R running task stack:27480 pid: 3636 ppid: 3630 flags:0x00004006 [ 719.856281][ T28] Call Trace: [ 719.859607][ T28] [ 719.862554][ T28] ? __lock_acquire+0xbca/0x56c0 [ 719.896381][ T28] ? find_held_lock+0x2d/0x110 [ 719.901210][ T28] ? hugetlb_cgroup_migrate+0x1310/0x1310 [ 719.926373][ T28] ? preempt_schedule_irq+0x4e/0x90 [ 719.931663][ T28] ? irqentry_exit+0x31/0x80 [ 719.966277][ T28] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 719.972503][ T28] ? lock_acquire+0x1ef/0x510 [ 720.016300][ T28] ? find_held_lock+0x2d/0x110 [ 720.021137][ T28] ? __schedule+0xa0c/0x4910 [ 720.025756][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 720.056286][ T28] ? __schedule+0xa0c/0x4910 [ 720.060948][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 720.065829][ T28] ? trace_tlb_flush+0x126/0x1b0 [ 720.106327][ T28] ? find_held_lock+0x2d/0x110 [ 720.111154][ T28] ? __schedule+0xa0c/0x4910 [ 720.115770][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 720.166288][ T28] ? io_schedule_timeout+0x140/0x140 [ 720.171651][ T28] ? mark_held_locks+0x9f/0xe0 [ 720.206272][ T28] ? __schedule+0xa94/0x4910 [ 720.210938][ T28] ? kasan_save_stack+0x1e/0x40 [ 720.215818][ T28] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 720.266268][ T28] ? tctx_task_work+0x19d/0x1250 [ 720.286305][ T28] ? task_work_run+0xdd/0x1a0 [ 720.291050][ T28] ? exit_to_user_mode_prepare+0x256/0x290 [ 720.326350][ T28] ? syscall_exit_to_user_mode+0x19/0x60 [ 720.332149][ T28] ? do_syscall_64+0x42/0xb0 [ 720.356743][ T28] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 720.362913][ T28] ? find_held_lock+0x2d/0x110 [ 720.386359][ T28] ? kmem_cache_alloc_trace+0x48/0x3f0 [ 720.391930][ T28] ? rcu_read_lock_sched_held+0x3a/0x70 [ 720.436323][ T28] ? kmem_cache_alloc_trace+0x40/0x3f0 [ 720.441856][ T28] ? io_issue_sqe+0x210c/0x7300 [ 720.486291][ T28] ? io_issue_sqe+0x210c/0x7300 [ 720.491263][ T28] ? io_openat2+0xbc0/0xbc0 [ 720.495812][ T28] ? find_held_lock+0x2d/0x110 [ 720.536288][ T28] ? tctx_task_work+0x13a/0x1250 [ 720.541295][ T28] ? mark_held_locks+0x9f/0xe0 [ 720.546088][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 720.606282][ T28] ? io_req_task_submit+0xd2/0x7e0 [ 720.611465][ T28] ? tctx_task_work+0x19d/0x1250 [ 720.656284][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 720.661199][ T28] ? __io_submit_flush_completions+0x8f0/0x8f0 [ 720.706272][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 720.711270][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 720.736307][ T28] ? task_work_run+0xdd/0x1a0 [ 720.741042][ T28] ? exit_to_user_mode_prepare+0x256/0x290 [ 720.766315][ T28] ? syscall_exit_to_user_mode+0x19/0x60 [ 720.771995][ T28] ? do_syscall_64+0x42/0xb0 [ 720.816276][ T28] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 720.822432][ T28] [ 720.825494][ T28] INFO: task syz-executor130:3637 can't die for more than 148 seconds. [ 720.886373][ T28] task:syz-executor130 state:R running task stack:27632 pid: 3637 ppid: 3632 flags:0x00004006 [ 720.926277][ T28] Call Trace: [ 720.929621][ T28] [ 720.932567][ T28] __schedule+0xa94/0x4910 [ 720.956283][ T28] ? find_held_lock+0x2d/0x110 [ 720.961107][ T28] ? __schedule+0xa0c/0x4910 [ 720.965724][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 720.996317][ T28] ? io_schedule_timeout+0x140/0x140 [ 721.001677][ T28] ? lockdep_hardirqs_on+0x79/0x100 [ 721.036285][ T28] ? __lock_acquire+0x163e/0x56c0 [ 721.041412][ T28] ? rcu_read_lock_sched_held+0x3a/0x70 [ 721.076279][ T28] ? io_issue_sqe+0x210c/0x7300 [ 721.081194][ T28] ? kernel_text_address+0xd/0x80 [ 721.116291][ T28] ? create_prof_cpu_mask+0x20/0x20 [ 721.121555][ T28] ? __kernel_text_address+0x9/0x30 [ 721.156291][ T28] ? switch_mm_irqs_off+0x626/0xa10 [ 721.161555][ T28] ? __schedule+0xa94/0x4910 [ 721.166187][ T28] ? io_schedule_timeout+0x140/0x140 [ 721.206285][ T28] ? kasan_save_stack+0x2e/0x40 [ 721.211192][ T28] ? kasan_save_stack+0x1e/0x40 [ 721.216075][ T28] ? io_schedule_timeout+0x140/0x140 [ 721.246342][ T28] ? preempt_schedule_irq+0x4e/0x90 [ 721.251696][ T28] ? irqentry_exit+0x31/0x80 [ 721.286293][ T28] ? find_held_lock+0x2d/0x110 [ 721.291119][ T28] ? kmem_cache_alloc_trace+0x48/0x3f0 [ 721.326301][ T28] ? rcu_read_lock_sched_held+0x3a/0x70 [ 721.331903][ T28] ? trace_kmalloc+0x32/0xf0 [ 721.366279][ T28] ? kmem_cache_alloc_trace+0x40/0x3f0 [ 721.371800][ T28] ? io_issue_sqe+0x210c/0x7300 [ 721.396307][ T28] ? io_issue_sqe+0x210c/0x7300 [ 721.401244][ T28] ? io_openat2+0xbc0/0xbc0 [ 721.405769][ T28] ? find_held_lock+0x2d/0x110 [ 721.436288][ T28] ? tctx_task_work+0x13a/0x1250 [ 721.441310][ T28] ? mark_held_locks+0x9f/0xe0 [ 721.446099][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 721.486358][ T28] ? io_req_task_submit+0xd2/0x7e0 [ 721.491539][ T28] ? tctx_task_work+0x19d/0x1250 [ 721.516423][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 721.521377][ T28] ? __io_submit_flush_completions+0x8f0/0x8f0 [ 721.576293][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 721.581303][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 721.606366][ T28] ? task_work_run+0xdd/0x1a0 [ 721.611140][ T28] ? exit_to_user_mode_prepare+0x256/0x290 [ 721.636295][ T28] ? syscall_exit_to_user_mode+0x19/0x60 [ 721.641976][ T28] ? do_syscall_64+0x42/0xb0 [ 721.666360][ T28] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 721.672500][ T28] [ 721.706279][ T28] [ 721.706279][ T28] Showing all locks held in the system: [ 721.714026][ T28] 1 lock held by khungtaskd/28: [ 721.746278][ T28] #0: ffffffff8bb85960 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 [ 721.776309][ T28] 2 locks held by getty/3280: [ 721.781034][ T28] #0: ffff8881492ca098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 [ 721.816362][ T28] #1: ffffc90002e562e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xcf0/0x1230 [ 721.856286][ T28] 2 locks held by syz-executor130/3628: [ 721.861887][ T28] 1 lock held by syz-executor130/3633: [ 721.896276][ T28] 1 lock held by syz-executor130/3634: [ 721.901771][ T28] 1 lock held by syz-executor130/3635: [ 721.936406][ T28] 3 locks held by syz-executor130/3636: [ 721.941999][ T28] 1 lock held by syz-executor130/3637: [ 721.966319][ T28] [ 721.968676][ T28] ============================================= [ 721.968676][ T28] [ 722.026738][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 722.033687][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 5.17.0-rc6-next-20220301-syzkaller #0 [ 722.043071][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 722.053134][ T28] Call Trace: [ 722.056419][ T28] [ 722.059356][ T28] dump_stack_lvl+0xcd/0x134 [ 722.064061][ T28] panic+0x2d7/0x636 [ 722.067963][ T28] ? panic_print_sys_info.part.0+0x10b/0x10b [ 722.074049][ T28] ? watchdog.cold+0x1b9/0x1de [ 722.078874][ T28] watchdog.cold+0x1ca/0x1de [ 722.083488][ T28] ? trace_sched_process_hang+0x280/0x280 [ 722.089308][ T28] kthread+0x2e9/0x3a0 [ 722.093427][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 722.099086][ T28] ret_from_fork+0x1f/0x30 [ 722.103543][ T28] [ 722.106863][ T28] Kernel Offset: disabled [ 722.111254][ T28] Rebooting in 86400 seconds..