Warning: Permanently added '10.128.1.52' (ED25519) 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 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 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 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 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 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 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 executing program [ 53.929420][ T26] [ 53.931949][ T26] ===================================================== [ 53.938880][ T26] WARNING: HARDIRQ-safe -> HARDIRQ-unsafe lock order detected [ 53.947282][ T26] 6.1.84-syzkaller #0 Not tainted [ 53.952294][ T26] ----------------------------------------------------- [ 53.959401][ T26] kworker/1:1/26 [HC0[0]:SC0[2]:HE0:SE0] is trying to acquire: [ 53.967122][ T26] ffff88804a39fa40 (&stab->lock){+...}-{2:2}, at: sock_map_delete_elem+0x97/0x130 [ 53.976439][ T26] [ 53.976439][ T26] and this task is already holding: [ 53.983886][ T26] ffffffff8d12f818 (rcu_node_0){-.-.}-{2:2}, at: sync_rcu_exp_done_unlocked+0xe/0x140 [ 53.993807][ T26] which would create a new lock dependency: [ 53.999869][ T26] (rcu_node_0){-.-.}-{2:2} -> (&stab->lock){+...}-{2:2} [ 54.007176][ T26] [ 54.007176][ T26] but this new dependency connects a HARDIRQ-irq-safe lock: [ 54.016706][ T26] (rcu_node_0){-.-.}-{2:2} [ 54.016729][ T26] [ 54.016729][ T26] ... which became HARDIRQ-irq-safe at: [ 54.028901][ T26] lock_acquire+0x1f8/0x5a0 [ 54.033480][ T26] _raw_spin_lock_irqsave+0xd1/0x120 [ 54.038868][ T26] rcu_report_exp_cpu_mult+0x27/0x2e0 [ 54.044410][ T26] __flush_smp_call_function_queue+0x60c/0xd00 [ 54.050751][ T26] __sysvec_call_function_single+0xbb/0x360 [ 54.056748][ T26] sysvec_call_function_single+0x89/0xb0 [ 54.062481][ T26] asm_sysvec_call_function_single+0x16/0x20 [ 54.068667][ T26] __raw_spin_lock_init+0x1/0x100 [ 54.073855][ T26] __mutex_init+0x5f/0xf0 [ 54.078252][ T26] device_initialize+0xac/0x450 [ 54.083177][ T26] device_register+0x11/0x20 [ 54.087829][ T26] add_memory_block+0x2cc/0x520 [ 54.092747][ T26] memory_dev_init+0x101/0x1a7 [ 54.097580][ T26] driver_init+0x43/0x4d [ 54.101981][ T26] do_basic_setup+0x16/0x81 [ 54.106560][ T26] kernel_init_freeable+0x45c/0x60f [ 54.112527][ T26] kernel_init+0x19/0x290 [ 54.116999][ T26] ret_from_fork+0x1f/0x30 [ 54.121623][ T26] [ 54.121623][ T26] to a HARDIRQ-irq-unsafe lock: [ 54.128713][ T26] (&stab->lock){+...}-{2:2} [ 54.128731][ T26] [ 54.128731][ T26] ... which became HARDIRQ-irq-unsafe at: [ 54.141150][ T26] ... [ 54.141155][ T26] lock_acquire+0x1f8/0x5a0 [ 54.148317][ T26] _raw_spin_lock_bh+0x31/0x40 [ 54.153225][ T26] sock_map_delete_elem+0x97/0x130 [ 54.158438][ T26] 0xffffffffa0001fe6 [ 54.162490][ T26] bpf_trace_run2+0x1fd/0x410 [ 54.167407][ T26] trace_contention_end+0x12f/0x170 [ 54.172689][ T26] __mutex_lock+0x2ed/0xd80 [ 54.177271][ T26] futex_exit_release+0x30/0x1e0 [ 54.182273][ T26] exit_mm_release+0x16/0x30 [ 54.187055][ T26] exit_mm+0xa9/0x300 [ 54.191205][ T26] do_exit+0x9f6/0x26a0 [ 54.195779][ T26] do_group_exit+0x202/0x2b0 [ 54.200473][ T26] __x64_sys_exit_group+0x3b/0x40 [ 54.205676][ T26] do_syscall_64+0x3d/0xb0 [ 54.210184][ T26] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 54.216158][ T26] [ 54.216158][ T26] other info that might help us debug this: [ 54.216158][ T26] [ 54.226369][ T26] Possible interrupt unsafe locking scenario: [ 54.226369][ T26] [ 54.234815][ T26] CPU0 CPU1 [ 54.240252][ T26] ---- ---- [ 54.245788][ T26] lock(&stab->lock); [ 54.249896][ T26] local_irq_disable(); [ 54.256634][ T26] lock(rcu_node_0); [ 54.263478][ T26] lock(&stab->lock); [ 54.270166][ T26] [ 54.273779][ T26] lock(rcu_node_0); [ 54.277921][ T26] [ 54.277921][ T26] *** DEADLOCK *** [ 54.277921][ T26] [ 54.286046][ T26] 4 locks held by kworker/1:1/26: [ 54.291222][ T26] #0: ffff888012472138 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x7a9/0x11d0 [ 54.301652][ T26] #1: ffffc90000a1fd20 ((work_completion)(&rew->rew_work)){+.+.}-{0:0}, at: process_one_work+0x7a9/0x11d0 [ 54.313365][ T26] #2: ffffffff8d12f818 (rcu_node_0){-.-.}-{2:2}, at: sync_rcu_exp_done_unlocked+0xe/0x140 [ 54.323600][ T26] #3: ffffffff8d12a980 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run2+0x110/0x410 [ 54.333232][ T26] [ 54.333232][ T26] the dependencies between HARDIRQ-irq-safe lock and the holding lock: [ 54.343614][ T26] -> (rcu_node_0){-.-.}-{2:2} { [ 54.348464][ T26] IN-HARDIRQ-W at: [ 54.352423][ T26] lock_acquire+0x1f8/0x5a0 [ 54.358557][ T26] _raw_spin_lock_irqsave+0xd1/0x120 [ 54.365655][ T26] rcu_report_exp_cpu_mult+0x27/0x2e0 [ 54.372676][ T26] __flush_smp_call_function_queue+0x60c/0xd00 [ 54.380497][ T26] __sysvec_call_function_single+0xbb/0x360 [ 54.388054][ T26] sysvec_call_function_single+0x89/0xb0 [ 54.395457][ T26] asm_sysvec_call_function_single+0x16/0x20 [ 54.403090][ T26] __raw_spin_lock_init+0x1/0x100 [ 54.409745][ T26] __mutex_init+0x5f/0xf0 [ 54.415881][ T26] device_initialize+0xac/0x450 [ 54.422361][ T26] device_register+0x11/0x20 [ 54.428587][ T26] add_memory_block+0x2cc/0x520 [ 54.435177][ T26] memory_dev_init+0x101/0x1a7 [ 54.442161][ T26] driver_init+0x43/0x4d [ 54.448284][ T26] do_basic_setup+0x16/0x81 [ 54.454973][ T26] kernel_init_freeable+0x45c/0x60f [ 54.461830][ T26] kernel_init+0x19/0x290 [ 54.467809][ T26] ret_from_fork+0x1f/0x30 [ 54.473961][ T26] IN-SOFTIRQ-W at: [ 54.477930][ T26] lock_acquire+0x1f8/0x5a0 [ 54.484199][ T26] _raw_spin_lock+0x2a/0x40 [ 54.490535][ T26] rcu_accelerate_cbs_unlocked+0x8a/0x230 [ 54.498417][ T26] rcu_core+0x5a0/0x17e0 [ 54.504505][ T26] __do_softirq+0x2e9/0xa4c [ 54.510796][ T26] __irq_exit_rcu+0x155/0x240 [ 54.517640][ T26] irq_exit_rcu+0x5/0x20 [ 54.523642][ T26] sysvec_apic_timer_interrupt+0x91/0xb0 [ 54.531521][ T26] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 54.539324][ T26] console_emit_next_record+0xd67/0x1000 [ 54.546602][ T26] console_unlock+0x278/0x7c0 [ 54.553091][ T26] vprintk_emit+0x523/0x740 [ 54.559397][ T26] _printk+0xd1/0x111 [ 54.565007][ T26] hardlockup_detector_perf_init+0xbe/0x108 [ 54.572528][ T26] lockup_detector_init+0x51/0xb5 [ 54.579265][ T26] kernel_init_freeable+0x407/0x60f [ 54.586088][ T26] kernel_init+0x19/0x290 [ 54.592167][ T26] ret_from_fork+0x1f/0x30 [ 54.598826][ T26] INITIAL USE at: [ 54.602899][ T26] lock_acquire+0x1f8/0x5a0 [ 54.608962][ T26] _raw_spin_lock_irqsave+0xd1/0x120 [ 54.616157][ T26] rcutree_prepare_cpu+0x6d/0x520 [ 54.622728][ T26] rcu_init+0xb4/0x200 [ 54.628367][ T26] start_kernel+0x20d/0x53f [ 54.634411][ T26] secondary_startup_64_no_verify+0xcf/0xdb [ 54.641945][ T26] } [ 54.644438][ T26] ... key at: [] rcu_init_one.rcu_node_class+0x0/0x20 [ 54.653375][ T26] [ 54.653375][ T26] the dependencies between the lock to be acquired [ 54.653380][ T26] and HARDIRQ-irq-unsafe lock: [ 54.666851][ T26] -> (&stab->lock){+...}-{2:2} { [ 54.671869][ T26] HARDIRQ-ON-W at: [ 54.675828][ T26] lock_acquire+0x1f8/0x5a0 [ 54.682397][ T26] _raw_spin_lock_bh+0x31/0x40 [ 54.688981][ T26] sock_map_delete_elem+0x97/0x130 [ 54.695722][ T26] 0xffffffffa0001fe6 [ 54.701775][ T26] bpf_trace_run2+0x1fd/0x410 [ 54.708171][ T26] trace_contention_end+0x12f/0x170 [ 54.714994][ T26] __mutex_lock+0x2ed/0xd80 [ 54.721140][ T26] futex_exit_release+0x30/0x1e0 [ 54.727702][ T26] exit_mm_release+0x16/0x30 [ 54.733918][ T26] exit_mm+0xa9/0x300 [ 54.739618][ T26] do_exit+0x9f6/0x26a0 [ 54.745430][ T26] do_group_exit+0x202/0x2b0 [ 54.751712][ T26] __x64_sys_exit_group+0x3b/0x40 [ 54.758489][ T26] do_syscall_64+0x3d/0xb0 [ 54.764628][ T26] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 54.772174][ T26] INITIAL USE at: [ 54.776148][ T26] lock_acquire+0x1f8/0x5a0 [ 54.782194][ T26] _raw_spin_lock_bh+0x31/0x40 [ 54.788518][ T26] sock_map_delete_elem+0x97/0x130 [ 54.795270][ T26] 0xffffffffa0001fe6 [ 54.800883][ T26] bpf_trace_run2+0x1fd/0x410 [ 54.807727][ T26] trace_contention_end+0x12f/0x170 [ 54.814467][ T26] __mutex_lock+0x2ed/0xd80 [ 54.820529][ T26] futex_exit_release+0x30/0x1e0 [ 54.827207][ T26] exit_mm_release+0x16/0x30 [ 54.833356][ T26] exit_mm+0xa9/0x300 [ 54.838883][ T26] do_exit+0x9f6/0x26a0 [ 54.844756][ T26] do_group_exit+0x202/0x2b0 [ 54.851069][ T26] __x64_sys_exit_group+0x3b/0x40 [ 54.857663][ T26] do_syscall_64+0x3d/0xb0 [ 54.863651][ T26] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 54.871118][ T26] } [ 54.873626][ T26] ... key at: [] sock_map_alloc.__key+0x0/0x20 [ 54.881927][ T26] ... acquired at: [ 54.885783][ T26] lock_acquire+0x1f8/0x5a0 [ 54.890663][ T26] _raw_spin_lock_bh+0x31/0x40 [ 54.895676][ T26] sock_map_delete_elem+0x97/0x130 [ 54.901135][ T26] bpf_prog_2c29ac5cdc6b1842+0x3a/0x3e [ 54.906871][ T26] bpf_trace_run2+0x1fd/0x410 [ 54.911723][ T26] trace_contention_end+0x14c/0x190 [ 54.917087][ T26] __pv_queued_spin_lock_slowpath+0x935/0xc50 [ 54.923319][ T26] queued_spin_lock_slowpath+0x42/0x50 [ 54.928962][ T26] do_raw_spin_lock+0x269/0x370 [ 54.933983][ T26] _raw_spin_lock_irqsave+0xdd/0x120 [ 54.939883][ T26] sync_rcu_exp_done_unlocked+0xe/0x140 [ 54.945690][ T26] rcu_exp_sel_wait_wake+0x6b0/0x1d50 [ 54.951394][ T26] process_one_work+0x8a9/0x11d0 [ 54.956491][ T26] worker_thread+0xa47/0x1200 [ 54.961332][ T26] kthread+0x28d/0x320 [ 54.965567][ T26] ret_from_fork+0x1f/0x30 [ 54.970579][ T26] [ 54.972894][ T26] [ 54.972894][ T26] stack backtrace: [ 54.979034][ T26] CPU: 1 PID: 26 Comm: kworker/1:1 Not tainted 6.1.84-syzkaller #0 [ 54.987262][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 54.997565][ T26] Workqueue: rcu_gp wait_rcu_exp_gp [ 55.003620][ T26] Call Trace: [ 55.007430][ T26] [ 55.010355][ T26] dump_stack_lvl+0x1e3/0x2cb [ 55.015033][ T26] ? nf_tcp_handle_invalid+0x642/0x642 [ 55.020606][ T26] ? panic+0x75d/0x75d [ 55.024677][ T26] ? print_shortest_lock_dependencies+0xee/0x150 [ 55.030997][ T26] validate_chain+0x4d16/0x5950 [ 55.035940][ T26] ? stack_trace_snprint+0xe0/0xe0 [ 55.041042][ T26] ? reacquire_held_locks+0x660/0x660 [ 55.046413][ T26] ? reacquire_held_locks+0x660/0x660 [ 55.051773][ T26] ? reacquire_held_locks+0x660/0x660 [ 55.057222][ T26] ? mark_lock+0x9a/0x340 [ 55.061885][ T26] __lock_acquire+0x125b/0x1f80 [ 55.066725][ T26] lock_acquire+0x1f8/0x5a0 [ 55.071210][ T26] ? sock_map_delete_elem+0x97/0x130 [ 55.076509][ T26] ? read_lock_is_recursive+0x10/0x10 [ 55.081861][ T26] ? reacquire_held_locks+0x660/0x660 [ 55.087224][ T26] ? sock_map_delete_elem+0x97/0x130 [ 55.092673][ T26] ? __bpf_trace_softirq+0x10/0x10 [ 55.097769][ T26] ? read_lock_is_recursive+0x10/0x10 [ 55.103351][ T26] ? validate_chain+0x112/0x5950 [ 55.108287][ T26] ? smp_call_function_single+0xe1/0x2680 [ 55.113987][ T26] ? sock_map_delete_elem+0x97/0x130 [ 55.119301][ T26] _raw_spin_lock_bh+0x31/0x40 [ 55.124058][ T26] ? sock_map_delete_elem+0x97/0x130 [ 55.129422][ T26] sock_map_delete_elem+0x97/0x130 [ 55.134646][ T26] bpf_prog_2c29ac5cdc6b1842+0x3a/0x3e [ 55.140267][ T26] bpf_trace_run2+0x1fd/0x410 [ 55.145098][ T26] ? bpf_trace_run2+0x110/0x410 [ 55.150333][ T26] ? bpf_trace_run1+0x3d0/0x3d0 [ 55.155347][ T26] ? mark_lock+0x9a/0x340 [ 55.159678][ T26] trace_contention_end+0x14c/0x190 [ 55.164982][ T26] __pv_queued_spin_lock_slowpath+0x935/0xc50 [ 55.171043][ T26] ? __pv_queued_spin_unlock_slowpath+0x2e0/0x2e0 [ 55.177461][ T26] queued_spin_lock_slowpath+0x42/0x50 [ 55.182917][ T26] do_raw_spin_lock+0x269/0x370 [ 55.187782][ T26] ? __rwlock_init+0x140/0x140 [ 55.192910][ T26] ? _raw_spin_lock_irqsave+0xac/0x120 [ 55.198474][ T26] _raw_spin_lock_irqsave+0xdd/0x120 [ 55.203762][ T26] ? _raw_spin_lock+0x40/0x40 [ 55.208510][ T26] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 55.214564][ T26] ? _raw_spin_unlock+0x40/0x40 [ 55.219399][ T26] sync_rcu_exp_done_unlocked+0xe/0x140 [ 55.225018][ T26] rcu_exp_sel_wait_wake+0x6b0/0x1d50 [ 55.230379][ T26] ? read_lock_is_recursive+0x10/0x10 [ 55.235907][ T26] ? rcu_check_gp_start_stall+0x450/0x450 [ 55.241636][ T26] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 55.247536][ T26] ? do_raw_spin_unlock+0x137/0x8a0 [ 55.252818][ T26] ? process_one_work+0x7a9/0x11d0 [ 55.257929][ T26] process_one_work+0x8a9/0x11d0 [ 55.263053][ T26] ? worker_detach_from_pool+0x260/0x260 [ 55.268769][ T26] ? _raw_spin_lock_irqsave+0x120/0x120 [ 55.274386][ T26] ? kthread_data+0x4e/0xc0 [ 55.279420][ T26] ? wq_worker_running+0x97/0x190 [ 55.284464][ T26] worker_thread+0xa47/0x1200 [ 55.289223][ T26] ? _raw_spin_unlock+0x40/0x40 [ 55.294510][ T26] kthread+0x28d/0x320 [ 55.298763][ T26] ? worker_clr_flags+0x190/0x190 [ 55.304202][ T26] ? kthread_blkcg+0xd0/0xd0 [ 55.308800][ T26] ret_from_fork+0x1f/0x30 [ 55.313320][ T26] [ 55.316426][ T26] ------------[ cut here ]------------ [ 55.324910][ T26] raw_local_irq_restore() called with IRQs enabled [ 55.331469][ T26] WARNING: CPU: 1 PID: 26 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x1d/0x20 [ 55.342210][ T26] Modules linked in: [ 55.346084][ T26] CPU: 1 PID: 26 Comm: kworker/1:1 Not tainted 6.1.84-syzkaller #0 [ 55.353967][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 55.364101][ T26] Workqueue: rcu_gp wait_rcu_exp_gp [ 55.369544][ T26] RIP: 0010:warn_bogus_irq_restore+0x1d/0x20 [ 55.375627][ T26] Code: 24 48 c7 c7 00 bc ea 8a e8 6c f5 fd ff 80 3d 2f 5b d5 03 00 74 01 c3 c6 05 25 5b d5 03 01 48 c7 c7 60 e6 eb 8a e8 23 64 c8 f6 <0f> 0b c3 41 56 53 48 83 ec 10 65 48 8b 04 25 28 00 00 00 48 89 44 [ 55.396062][ T26] RSP: 0018:ffffc90000a1fa38 EFLAGS: 00010246 [ 55.402240][ T26] RAX: 87a1203917a5bc00 RBX: 1ffff92000143f4c RCX: ffff888013463b80 [ 55.410228][ T26] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 55.418196][ T26] RBP: ffffc90000a1fac8 R08: ffffffff81527eae R09: fffff52000143ea9 [ 55.426293][ T26] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 55.434681][ T26] R13: 1ffff92000143f48 R14: ffffc90000a1fa60 R15: 0000000000000246 [ 55.442753][ T26] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 55.451687][ T26] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.458265][ T26] CR2: 0000555555db6ca8 CR3: 000000000ce8e000 CR4: 00000000003506e0 [ 55.466240][ T26] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.474405][ T26] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.482664][ T26] Call Trace: [ 55.486016][ T26] [ 55.488940][ T26] ? __warn+0x15a/0x520 [ 55.493078][ T26] ? warn_bogus_irq_restore+0x1d/0x20 [ 55.498469][ T26] ? report_bug+0x2af/0x500 [ 55.503137][ T26] ? warn_bogus_irq_restore+0x1d/0x20 [ 55.508508][ T26] ? handle_bug+0x3d/0x70 [ 55.512906][ T26] ? exc_invalid_op+0x16/0x40 [ 55.517665][ T26] ? asm_exc_invalid_op+0x16/0x20 [ 55.522686][ T26] ? __warn_printk+0x28e/0x350 [ 55.527467][ T26] ? warn_bogus_irq_restore+0x1d/0x20 [ 55.532848][ T26] ? warn_bogus_irq_restore+0x1d/0x20 [ 55.538523][ T26] _raw_spin_unlock_irqrestore+0x118/0x130 [ 55.544319][ T26] ? _raw_spin_unlock+0x40/0x40 [ 55.549165][ T26] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 55.555056][ T26] ? _raw_spin_unlock+0x40/0x40 [ 55.560165][ T26] sync_rcu_exp_done_unlocked+0xdb/0x140 [ 55.566110][ T26] rcu_exp_sel_wait_wake+0x6b0/0x1d50 [ 55.571541][ T26] ? read_lock_is_recursive+0x10/0x10 [ 55.576925][ T26] ? rcu_check_gp_start_stall+0x450/0x450 [ 55.582727][ T26] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 55.588639][ T26] ? do_raw_spin_unlock+0x137/0x8a0 [ 55.593994][ T26] ? process_one_work+0x7a9/0x11d0 [ 55.599101][ T26] process_one_work+0x8a9/0x11d0 [ 55.604032][ T26] ? worker_detach_from_pool+0x260/0x260 [ 55.609744][ T26] ? _raw_spin_lock_irqsave+0x120/0x120 [ 55.615277][ T26] ? kthread_data+0x4e/0xc0 [ 55.619777][ T26] ? wq_worker_running+0x97/0x190 [ 55.624782][ T26] worker_thread+0xa47/0x1200 [ 55.629495][ T26] ? _raw_spin_unlock+0x40/0x40 [ 55.634328][ T26] kthread+0x28d/0x320 [ 55.639194][ T26] ? worker_clr_flags+0x190/0x190 [ 55.644223][ T26] ? kthread_blkcg+0xd0/0xd0 [ 55.648871][ T26] ret_from_fork+0x1f/0x30 [ 55.653332][ T26] [ 55.656427][ T26] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 55.663880][ T26] CPU: 1 PID: 26 Comm: kworker/1:1 Not tainted 6.1.84-syzkaller #0 [ 55.671925][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 55.682072][ T26] Workqueue: rcu_gp wait_rcu_exp_gp [ 55.687524][ T26] Call Trace: [ 55.691051][ T26] [ 55.694141][ T26] dump_stack_lvl+0x1e3/0x2cb [ 55.699153][ T26] ? nf_tcp_handle_invalid+0x642/0x642 [ 55.704802][ T26] ? panic+0x75d/0x75d [ 55.709513][ T26] ? vscnprintf+0x59/0x80 [ 55.714027][ T26] panic+0x318/0x75d [ 55.717915][ T26] ? __warn+0x169/0x520 [ 55.722071][ T26] ? memcpy_page_flushcache+0xfc/0xfc [ 55.727427][ T26] ? ret_from_fork+0x1f/0x30 [ 55.732030][ T26] __warn+0x348/0x520 [ 55.736008][ T26] ? warn_bogus_irq_restore+0x1d/0x20 [ 55.742159][ T26] report_bug+0x2af/0x500 [ 55.746570][ T26] ? warn_bogus_irq_restore+0x1d/0x20 [ 55.752009][ T26] handle_bug+0x3d/0x70 [ 55.756243][ T26] exc_invalid_op+0x16/0x40 [ 55.761023][ T26] asm_exc_invalid_op+0x16/0x20 [ 55.765996][ T26] RIP: 0010:warn_bogus_irq_restore+0x1d/0x20 [ 55.772069][ T26] Code: 24 48 c7 c7 00 bc ea 8a e8 6c f5 fd ff 80 3d 2f 5b d5 03 00 74 01 c3 c6 05 25 5b d5 03 01 48 c7 c7 60 e6 eb 8a e8 23 64 c8 f6 <0f> 0b c3 41 56 53 48 83 ec 10 65 48 8b 04 25 28 00 00 00 48 89 44 [ 55.792576][ T26] RSP: 0018:ffffc90000a1fa38 EFLAGS: 00010246 [ 55.798716][ T26] RAX: 87a1203917a5bc00 RBX: 1ffff92000143f4c RCX: ffff888013463b80 [ 55.806694][ T26] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 55.814742][ T26] RBP: ffffc90000a1fac8 R08: ffffffff81527eae R09: fffff52000143ea9 [ 55.822875][ T26] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 55.831108][ T26] R13: 1ffff92000143f48 R14: ffffc90000a1fa60 R15: 0000000000000246 [ 55.839108][ T26] ? __warn_printk+0x28e/0x350 [ 55.843890][ T26] ? warn_bogus_irq_restore+0x1d/0x20 [ 55.849247][ T26] _raw_spin_unlock_irqrestore+0x118/0x130 [ 55.855039][ T26] ? _raw_spin_unlock+0x40/0x40 [ 55.859901][ T26] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 55.865809][ T26] ? _raw_spin_unlock+0x40/0x40 [ 55.870844][ T26] sync_rcu_exp_done_unlocked+0xdb/0x140 [ 55.876492][ T26] rcu_exp_sel_wait_wake+0x6b0/0x1d50 [ 55.881857][ T26] ? read_lock_is_recursive+0x10/0x10 [ 55.887214][ T26] ? rcu_check_gp_start_stall+0x450/0x450 [ 55.893173][ T26] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 55.899068][ T26] ? do_raw_spin_unlock+0x137/0x8a0 [ 55.904270][ T26] ? process_one_work+0x7a9/0x11d0 [ 55.909443][ T26] process_one_work+0x8a9/0x11d0 [ 55.914415][ T26] ? worker_detach_from_pool+0x260/0x260 [ 55.920042][ T26] ? _raw_spin_lock_irqsave+0x120/0x120 [ 55.925588][ T26] ? kthread_data+0x4e/0xc0 [ 55.930071][ T26] ? wq_worker_running+0x97/0x190 [ 55.935083][ T26] worker_thread+0xa47/0x1200 [ 55.939738][ T26] ? _raw_spin_unlock+0x40/0x40 [ 55.944829][ T26] kthread+0x28d/0x320 [ 55.949056][ T26] ? worker_clr_flags+0x190/0x190 [ 55.954057][ T26] ? kthread_blkcg+0xd0/0xd0 [ 55.958741][ T26] ret_from_fork+0x1f/0x30 [ 55.963157][ T26] [ 57.079136][ T26] Shutting down cpus with NMI [ 57.084045][ T26] Kernel Offset: disabled [ 57.088430][ T26] Rebooting in 86400 seconds..