Warning: Permanently added '10.128.1.195' (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 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 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 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 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 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 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 [ 82.844990][ C1] ------------[ cut here ]------------ [ 82.845456][ C1] [ 82.845460][ C1] ====================================================== [ 82.845463][ C1] WARNING: possible circular locking dependency detected [ 82.845466][ C1] 5.15.164-syzkaller #0 Not tainted [ 82.845470][ C1] ------------------------------------------------------ [ 82.845473][ C1] syz-executor288/4369 is trying to acquire lock: [ 82.845477][ C1] ffffffff8c9146a0 (console_owner){-...}-{0:0}, at: console_lock_spinning_enable+0x2c/0x60 [ 82.845517][ C1] [ 82.845517][ C1] but task is already holding lock: [ 82.845519][ C1] ffff8880b9b28098 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x120/0x260 [ 82.845542][ C1] [ 82.845542][ C1] which lock already depends on the new lock. [ 82.845542][ C1] [ 82.845544][ C1] [ 82.845544][ C1] the existing dependency chain (in reverse order) is: [ 82.845546][ C1] [ 82.845546][ C1] -> #5 (&base->lock){-.-.}-{2:2}: [ 82.845556][ C1] lock_acquire+0x1db/0x4f0 [ 82.845567][ C1] _raw_spin_lock_irqsave+0xd1/0x120 [ 82.845580][ C1] lock_timer_base+0x120/0x260 [ 82.845587][ C1] __mod_timer+0x1d6/0xeb0 [ 82.845597][ C1] queue_delayed_work_on+0x156/0x250 [ 82.845606][ C1] enqueue_task+0x2fe/0x3a0 [ 82.845615][ C1] wake_up_new_task+0x515/0xb60 [ 82.845622][ C1] kernel_clone+0x44e/0x960 [ 82.845630][ C1] kernel_thread+0x168/0x1e0 [ 82.845636][ C1] rest_init+0x21/0x330 [ 82.845645][ C1] start_kernel+0x48c/0x540 [ 82.845653][ C1] secondary_startup_64_no_verify+0xb1/0xbb [ 82.845662][ C1] [ 82.845662][ C1] -> #4 (&rq->__lock){-.-.}-{2:2}: [ 82.845674][ C1] lock_acquire+0x1db/0x4f0 [ 82.845681][ C1] _raw_spin_lock_nested+0x2d/0x40 [ 82.845688][ C1] raw_spin_rq_lock_nested+0x26/0x140 [ 82.845698][ C1] task_fork_fair+0x5d/0x350 [ 82.845708][ C1] sched_cgroup_fork+0x2d3/0x330 [ 82.845717][ C1] copy_process+0x224a/0x3ef0 [ 82.845725][ C1] kernel_clone+0x210/0x960 [ 82.845732][ C1] kernel_thread+0x168/0x1e0 [ 82.845738][ C1] rest_init+0x21/0x330 [ 82.845748][ C1] start_kernel+0x48c/0x540 [ 82.845754][ C1] secondary_startup_64_no_verify+0xb1/0xbb [ 82.845762][ C1] [ 82.845762][ C1] -> #3 (&p->pi_lock){-.-.}-{2:2}: [ 82.845774][ C1] lock_acquire+0x1db/0x4f0 [ 82.845781][ C1] _raw_spin_lock_irqsave+0xd1/0x120 [ 82.845788][ C1] try_to_wake_up+0xae/0x1300 [ 82.845798][ C1] __wake_up_common+0x2a0/0x4e0 [ 82.845806][ C1] __wake_up+0x112/0x1c0 [ 82.845814][ C1] tty_port_default_wakeup+0xa8/0x100 [ 82.845826][ C1] serial8250_tx_chars+0x60d/0x800 [ 82.845834][ C1] serial8250_handle_irq+0x505/0x600 [ 82.845842][ C1] serial8250_default_handle_irq+0xc8/0x1e0 [ 82.845850][ C1] serial8250_interrupt+0xa1/0x1e0 [ 82.845861][ C1] __handle_irq_event_percpu+0x292/0xa70 [ 82.845869][ C1] handle_irq_event+0xff/0x2b0 [ 82.845876][ C1] handle_edge_irq+0x245/0xbf0 [ 82.845885][ C1] __common_interrupt+0xd7/0x1f0 [ 82.845892][ C1] common_interrupt+0x9f/0xc0 [ 82.845899][ C1] asm_common_interrupt+0x22/0x40 [ 82.845909][ C1] acpi_idle_do_entry+0x10f/0x340 [ 82.845916][ C1] acpi_idle_enter+0x352/0x4f0 [ 82.845925][ C1] cpuidle_enter_state+0x521/0xef0 [ 82.845935][ C1] cpuidle_enter+0x59/0x90 [ 82.845943][ C1] do_idle+0x3e4/0x670 [ 82.845951][ C1] cpu_startup_entry+0x14/0x20 [ 82.845958][ C1] start_secondary+0x371/0x500 [ 82.845968][ C1] secondary_startup_64_no_verify+0xb1/0xbb [ 82.845977][ C1] [ 82.845977][ C1] -> #2 (&tty->write_wait){-.-.}-{2:2}: [ 82.845987][ C1] lock_acquire+0x1db/0x4f0 [ 82.845993][ C1] _raw_spin_lock_irqsave+0xd1/0x120 [ 82.846001][ C1] __wake_up+0xf5/0x1c0 [ 82.846008][ C1] tty_port_default_wakeup+0xa8/0x100 [ 82.846016][ C1] serial8250_tx_chars+0x60d/0x800 [ 82.846023][ C1] serial8250_handle_irq+0x505/0x600 [ 82.846031][ C1] serial8250_default_handle_irq+0xc8/0x1e0 [ 82.846039][ C1] serial8250_interrupt+0xa1/0x1e0 [ 82.846046][ C1] __handle_irq_event_percpu+0x292/0xa70 [ 82.846054][ C1] handle_irq_event+0xff/0x2b0 [ 82.846061][ C1] handle_edge_irq+0x245/0xbf0 [ 82.846070][ C1] __common_interrupt+0xd7/0x1f0 [ 82.846077][ C1] common_interrupt+0x9f/0xc0 [ 82.846084][ C1] asm_common_interrupt+0x22/0x40 [ 82.846093][ C1] acpi_idle_do_entry+0x10f/0x340 [ 82.846100][ C1] acpi_idle_enter+0x352/0x4f0 [ 82.846107][ C1] cpuidle_enter_state+0x521/0xef0 [ 82.846114][ C1] cpuidle_enter+0x59/0x90 [ 82.846122][ C1] do_idle+0x3e4/0x670 [ 82.846129][ C1] cpu_startup_entry+0x14/0x20 [ 82.846136][ C1] start_secondary+0x371/0x500 [ 82.846144][ C1] secondary_startup_64_no_verify+0xb1/0xbb [ 82.846151][ C1] [ 82.846151][ C1] -> #1 (&port_lock_key){-.-.}-{2:2}: [ 82.846223][ C1] lock_acquire+0x1db/0x4f0 [ 82.846238][ C1] _raw_spin_lock_irqsave+0xd1/0x120 [ 82.846247][ C1] serial8250_console_write+0x19d/0x1180 [ 82.846256][ C1] console_unlock+0xced/0x12b0 [ 82.846264][ C1] vprintk_emit+0xbf/0x150 [ 82.846270][ C1] _printk+0xd1/0x120 [ 82.846279][ C1] register_console+0x65a/0x940 [ 82.846286][ C1] univ8250_console_init+0x41/0x50 [ 82.846294][ C1] console_init+0x18c/0x660 [ 82.846301][ C1] start_kernel+0x301/0x540 [ 82.846309][ C1] secondary_startup_64_no_verify+0xb1/0xbb [ 82.846318][ C1] [ 82.846318][ C1] -> #0 (console_owner){-...}-{0:0}: [ 82.846330][ C1] validate_chain+0x1649/0x5930 [ 82.846338][ C1] __lock_acquire+0x1295/0x1ff0 [ 82.846344][ C1] lock_acquire+0x1db/0x4f0 [ 82.846351][ C1] console_lock_spinning_enable+0x51/0x60 [ 82.846358][ C1] console_unlock+0xa47/0x12b0 [ 82.846365][ C1] vprintk_emit+0xbf/0x150 [ 82.846374][ C1] _printk+0xd1/0x120 [ 82.846380][ C1] report_bug+0x1e5/0x2e0 [ 82.846389][ C1] handle_bug+0x3d/0x70 [ 82.846397][ C1] exc_invalid_op+0x16/0x40 [ 82.846404][ C1] asm_exc_invalid_op+0x16/0x20 [ 82.846412][ C1] copy_from_user_nofault+0x15c/0x1c0 [ 82.846423][ C1] bpf_probe_read_user+0x26/0x70 [ 82.846434][ C1] bpf_prog_078a3568a35342ea+0x38/0xb98 [ 82.846446][ C1] bpf_trace_run3+0x1d1/0x380 [ 82.846458][ C1] enqueue_timer+0x3ae/0x540 [ 82.846469][ C1] add_timer_on+0x3e4/0x580 [ 82.846476][ C1] handle_irq_event+0x124/0x2b0 [ 82.846483][ C1] handle_edge_irq+0x245/0xbf0 [ 82.846490][ C1] __common_interrupt+0xd7/0x1f0 [ 82.846498][ C1] common_interrupt+0x9f/0xc0 [ 82.846505][ C1] asm_common_interrupt+0x22/0x40 [ 82.846513][ C1] untrack_pfn+0x0/0x520 [ 82.846521][ C1] unmap_single_vma+0x1d8/0x2d0 [ 82.846530][ C1] unmap_vmas+0x1f8/0x390 [ 82.846540][ C1] exit_mmap+0x3b6/0x670 [ 82.846547][ C1] __mmput+0x112/0x3b0 [ 82.846555][ C1] exit_mm+0x688/0x7f0 [ 82.846564][ C1] do_exit+0x626/0x2480 [ 82.846571][ C1] do_group_exit+0x144/0x310 [ 82.846583][ C1] __x64_sys_exit_group+0x3b/0x40 [ 82.846591][ C1] do_syscall_64+0x3b/0xb0 [ 82.846598][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 82.846607][ C1] [ 82.846607][ C1] other info that might help us debug this: [ 82.846607][ C1] [ 82.846609][ C1] Chain exists of: [ 82.846609][ C1] console_owner --> &rq->__lock --> &base->lock [ 82.846609][ C1] [ 82.846625][ C1] Possible unsafe locking scenario: [ 82.846625][ C1] [ 82.846627][ C1] CPU0 CPU1 [ 82.846629][ C1] ---- ---- [ 82.846631][ C1] lock(&base->lock); [ 82.846635][ C1] lock(&rq->__lock); [ 82.846643][ C1] lock(&base->lock); [ 82.846648][ C1] lock(console_owner); [ 82.846652][ C1] [ 82.846652][ C1] *** DEADLOCK *** [ 82.846652][ C1] [ 82.846654][ C1] 3 locks held by syz-executor288/4369: [ 82.846660][ C1] #0: ffff8880b9b28098 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x120/0x260 [ 82.846681][ C1] #1: ffffffff8c91fb20 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 82.846700][ C1] #2: ffffffff8c7fc3e0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0xa6/0x150 [ 82.846718][ C1] [ 82.846718][ C1] stack backtrace: [ 82.846730][ C1] CPU: 1 PID: 4369 Comm: syz-executor288 Not tainted 5.15.164-syzkaller #0 [ 82.846739][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 82.846747][ C1] Call Trace: [ 82.846751][ C1] [ 82.846756][ C1] dump_stack_lvl+0x1e3/0x2d0 [ 82.846766][ C1] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 82.846776][ C1] ? print_circular_bug+0x12b/0x1a0 [ 82.846785][ C1] check_noncircular+0x2f8/0x3b0 [ 82.846795][ C1] ? add_chain_block+0x850/0x850 [ 82.846803][ C1] ? lockdep_lock+0x11f/0x2a0 [ 82.846814][ C1] validate_chain+0x1649/0x5930 [ 82.846827][ C1] ? reacquire_held_locks+0x660/0x660 [ 82.846836][ C1] ? format_decode+0x72f/0x1f10 [ 82.846848][ C1] ? lockdep_unlock+0x166/0x300 [ 82.846857][ C1] ? mark_lock+0x98/0x340 [ 82.846865][ C1] __lock_acquire+0x1295/0x1ff0 [ 82.846876][ C1] lock_acquire+0x1db/0x4f0 [ 82.846883][ C1] ? console_lock_spinning_enable+0x2c/0x60 [ 82.846894][ C1] ? read_lock_is_recursive+0x10/0x10 [ 82.846902][ C1] ? console_lock_spinning_enable+0x2c/0x60 [ 82.846910][ C1] ? __lock_acquire+0x1ff0/0x1ff0 [ 82.846917][ C1] ? do_raw_spin_lock+0x14a/0x370 [ 82.846928][ C1] console_lock_spinning_enable+0x51/0x60 [ 82.846937][ C1] ? console_lock_spinning_enable+0x2c/0x60 [ 82.846945][ C1] console_unlock+0xa47/0x12b0 [ 82.846971][ C1] ? console_trylock_spinning+0x3f0/0x3f0 [ 82.846980][ C1] ? __down_trylock_console_sem+0x1f2/0x250 [ 82.846988][ C1] ? vprintk_emit+0xa6/0x150 [ 82.846996][ C1] ? printk_parse_prefix+0x2c0/0x2c0 [ 82.847003][ C1] ? vprintk_emit+0xa6/0x150 [ 82.847011][ C1] ? console_trylock+0x70/0x70 [ 82.847022][ C1] ? vprintk_emit+0x150/0x150 [ 82.847031][ C1] ? try_to_wake_up+0x4e8/0x1300 [ 82.847042][ C1] vprintk_emit+0xbf/0x150 [ 82.847051][ C1] _printk+0xd1/0x120 [ 82.847061][ C1] ? report_bug+0x16e/0x2e0 [ 82.847069][ C1] ? panic+0x860/0x860 [ 82.847078][ C1] ? find_bug+0x9c/0x350 [ 82.847087][ C1] ? copy_from_user_nofault+0x15c/0x1c0 [ 82.847094][ C1] report_bug+0x1e5/0x2e0 [ 82.847105][ C1] handle_bug+0x3d/0x70 [ 82.847113][ C1] exc_invalid_op+0x16/0x40 [ 82.847120][ C1] asm_exc_invalid_op+0x16/0x20 [ 82.847133][ C1] RIP: 0010:copy_from_user_nofault+0x15c/0x1c0 [ 82.847144][ C1] Code: db 48 c7 c0 f2 ff ff ff 48 0f 44 c5 eb 0c e8 cb c9 d5 ff 48 c7 c0 f2 ff ff ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 b4 c9 d5 ff <0f> 0b e9 1e ff ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c ef fe ff [ 82.847151][ C1] RSP: 0018:ffffc90000dd0bc8 EFLAGS: 00010046 [ 82.847160][ C1] RAX: ffffffff81aa97ac RBX: 0000000000000000 RCX: ffff888074ac3b80 [ 82.847172][ C1] RDX: 0000000080010002 RSI: 0000000000000000 RDI: 0000000000000000 [ 82.847177][ C1] RBP: dffffc0000000000 R08: ffffffff81aa96bd R09: fffffbfff1f8e019 [ 82.847183][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000020000000 [ 82.847188][ C1] R13: 0000000000000008 R14: 0000000020000000 R15: ffffc90000dd0c28 [ 82.847195][ C1] ? copy_from_user_nofault+0x6d/0x1c0 [ 82.847203][ C1] ? copy_from_user_nofault+0x15c/0x1c0 [ 82.847213][ C1] ? copy_from_user_nofault+0x15c/0x1c0 [ 82.847221][ C1] bpf_probe_read_user+0x26/0x70 [ 82.847229][ C1] bpf_prog_078a3568a35342ea+0x38/0xb98 [ 82.847237][ C1] bpf_trace_run3+0x1d1/0x380 [ 82.847246][ C1] ? bpf_trace_run2+0x340/0x340 [ 82.847254][ C1] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 82.847264][ C1] ? _raw_spin_lock_irqsave+0xdd/0x120 [ 82.847272][ C1] ? _raw_spin_lock+0x40/0x40 [ 82.847282][ C1] enqueue_timer+0x3ae/0x540 [ 82.847293][ C1] add_timer_on+0x3e4/0x580 [ 82.847303][ C1] ? add_timer+0x70/0x70 [ 82.847312][ C1] ? add_interrupt_randomness+0x38d/0x450 [ 82.847324][ C1] handle_irq_event+0x124/0x2b0 [ 82.847335][ C1] ? handle_irq_event_percpu+0x1a0/0x1a0 [ 82.847346][ C1] handle_edge_irq+0x245/0xbf0 [ 82.847356][ C1] __common_interrupt+0xd7/0x1f0 [ 82.847365][ C1] common_interrupt+0x9f/0xc0 [ 82.847374][ C1] [ 82.847376][ C1] [ 82.847379][ C1] asm_common_interrupt+0x22/0x40 [ 82.847388][ C1] RIP: 0010:untrack_pfn+0x0/0x520 [ 82.847396][ C1] Code: 09 ec 42 80 3c 33 00 74 08 4c 89 ff e8 29 9c 8f 00 4d 89 27 eb 05 e8 bf c7 45 00 5b 41 5c 41 5e 41 5f 5d c3 66 0f 1f 44 00 00 <55> 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec c0 00 [ 82.847403][ C1] RSP: 0018:ffffc9000115f930 EFLAGS: 00000246 [ 82.847410][ C1] RAX: ffffffff81b8950c RBX: 0000000000000400 RCX: ffff888074ac3b80 [ 82.847418][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888012dda738 [ 82.847426][ C1] RBP: ffff888012dda788 R08: ffffffff81b8946c R09: ffffed100e71aab5 [ 82.847435][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 000000000c044411 [ 82.847440][ C1] R13: 00007fff56ca6000 R14: 00007fff56caa000 R15: ffff888012dda738 [ 82.847448][ C1] ? unmap_single_vma+0x12c/0x2d0 [ 82.847456][ C1] ? unmap_single_vma+0x1cc/0x2d0 [ 82.847466][ C1] unmap_single_vma+0x1d8/0x2d0 [ 82.847477][ C1] unmap_vmas+0x1f8/0x390 [ 82.847486][ C1] ? unmap_page_range+0x2630/0x2630 [ 82.847497][ C1] ? tlb_gather_mmu_fullmm+0x159/0x200 [ 82.847506][ C1] exit_mmap+0x3b6/0x670 [ 82.847515][ C1] ? vm_brk+0x20/0x20 [ 82.847525][ C1] ? uprobe_clear_state+0x304/0x460 [ 82.847537][ C1] __mmput+0x112/0x3b0 [ 82.847545][ C1] exit_mm+0x688/0x7f0 [ 82.847553][ C1] ? _raw_spin_unlock_irq+0x2a/0x40 [ 82.847563][ C1] ? do_exit+0x2480/0x2480 [ 82.847571][ C1] ? rcu_is_watching+0x11/0xa0 [ 82.847580][ C1] ? hrtimer_try_to_cancel+0x3c9/0x410 [ 82.847587][ C1] ? taskstats_exit+0x491/0xa10 [ 82.847595][ C1] ? tty_audit_exit+0x150/0x1f0 [ 82.847606][ C1] do_exit+0x626/0x2480 [ 82.847616][ C1] ? put_task_struct+0x80/0x80 [ 82.847624][ C1] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 82.847634][ C1] ? vtime_user_exit+0x2d1/0x400 [ 82.847645][ C1] do_group_exit+0x144/0x310 [ 82.847655][ C1] __x64_sys_exit_group+0x3b/0x40 [ 82.847664][ C1] do_syscall_64+0x3b/0xb0 [ 82.847672][ C1] ? clear_bhb_loop+0x15/0x70 [ 82.847681][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 82.847690][ C1] RIP: 0033:0x7f92037dbd89 [ 82.847697][ C1] Code: Unable to access opcode bytes at RIP 0x7f92037dbd5f. [ 82.847700][ C1] RSP: 002b:00007fff56c706d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 82.847709][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f92037dbd89 [ 82.847714][ C1] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 82.847719][ C1] RBP: 00007f9203857290 R08: ffffffffffffffb8 R09: 0000000000000006 [ 82.847724][ C1] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f9203857290 [ 82.847729][ C1] R13: 0000000000000000 R14: 00007f9203857ce0 R15: 00007f92037acfe0 [ 82.847737][ C1] [ 85.446777][ C1] WARNING: CPU: 1 PID: 4369 at mm/maccess.c:226 copy_from_user_nofault+0x15c/0x1c0 [ 85.465702][ C1] Modules linked in: [ 85.471471][ C1] CPU: 1 PID: 4369 Comm: syz-executor288 Not tainted 5.15.164-syzkaller #0 [ 85.486899][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 85.504115][ C1] RIP: 0010:copy_from_user_nofault+0x15c/0x1c0 [ 85.513225][ C1] Code: db 48 c7 c0 f2 ff ff ff 48 0f 44 c5 eb 0c e8 cb c9 d5 ff 48 c7 c0 f2 ff ff ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 b4 c9 d5 ff <0f> 0b e9 1e ff ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c ef fe ff [ 85.549484][ C1] RSP: 0018:ffffc90000dd0bc8 EFLAGS: 00010046 [ 85.560820][ C1] RAX: ffffffff81aa97ac RBX: 0000000000000000 RCX: ffff888074ac3b80 [ 85.574742][ C1] RDX: 0000000080010002 RSI: 0000000000000000 RDI: 0000000000000000 [ 85.588427][ C1] RBP: dffffc0000000000 R08: ffffffff81aa96bd R09: fffffbfff1f8e019 [ 85.603994][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000020000000 [ 85.617664][ C1] R13: 0000000000000008 R14: 0000000020000000 R15: ffffc90000dd0c28 [ 85.629532][ C1] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 85.643949][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.655990][ C1] CR2: 00007f92038580f0 CR3: 0000000074322000 CR4: 00000000003506e0 [ 85.669059][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 85.686797][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 85.698194][ C1] Call Trace: [ 85.701857][ C1] [ 85.705654][ C1] ? __warn+0x15b/0x300 [ 85.711221][ C1] ? copy_from_user_nofault+0x15c/0x1c0 [ 85.723278][ C1] ? report_bug+0x1b7/0x2e0 [ 85.732563][ C1] ? handle_bug+0x3d/0x70 [ 85.739566][ C1] ? exc_invalid_op+0x16/0x40 [ 85.751556][ C1] ? asm_exc_invalid_op+0x16/0x20 [ 85.760152][ C1] ? copy_from_user_nofault+0x6d/0x1c0 [ 85.769549][ C1] ? copy_from_user_nofault+0x15c/0x1c0 [ 85.780623][ C1] ? copy_from_user_nofault+0x15c/0x1c0 [ 85.789921][ C1] ? copy_from_user_nofault+0x15c/0x1c0 [ 85.799662][ C1] bpf_probe_read_user+0x26/0x70 [ 85.806116][ C1] bpf_prog_078a3568a35342ea+0x38/0xb98 [ 85.814392][ C1] bpf_trace_run3+0x1d1/0x380 [ 85.822432][ C1] ? bpf_trace_run2+0x340/0x340 [ 85.830246][ C1] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 85.840339][ C1] ? _raw_spin_lock_irqsave+0xdd/0x120 [ 85.853023][ C1] ? _raw_spin_lock+0x40/0x40 [ 85.866248][ C1] enqueue_timer+0x3ae/0x540 [ 85.875189][ C1] add_timer_on+0x3e4/0x580 [ 85.888411][ C1] ? add_timer+0x70/0x70 [ 85.896440][ C1] ? add_interrupt_randomness+0x38d/0x450 [ 85.909221][ C1] handle_irq_event+0x124/0x2b0 [ 85.923474][ C1] ? handle_irq_event_percpu+0x1a0/0x1a0 [ 85.932625][ C1] handle_edge_irq+0x245/0xbf0 [ 85.942584][ C1] __common_interrupt+0xd7/0x1f0 [ 85.950028][ C1] common_interrupt+0x9f/0xc0 [ 85.959701][ C1] [ 85.966505][ C1] [ 85.971956][ C1] asm_common_interrupt+0x22/0x40 [ 85.984754][ C1] RIP: 0010:untrack_pfn+0x0/0x520 [ 86.001889][ C1] Code: 09 ec 42 80 3c 33 00 74 08 4c 89 ff e8 29 9c 8f 00 4d 89 27 eb 05 e8 bf c7 45 00 5b 41 5c 41 5e 41 5f 5d c3 66 0f 1f 44 00 00 <55> 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec c0 00 [ 86.042256][ C1] RSP: 0018:ffffc9000115f930 EFLAGS: 00000246 [ 86.055170][ C1] RAX: ffffffff81b8950c RBX: 0000000000000400 RCX: ffff888074ac3b80 [ 86.073954][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888012dda738 [ 86.091231][ C1] RBP: ffff888012dda788 R08: ffffffff81b8946c R09: ffffed100e71aab5 [ 86.106218][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 000000000c044411 [ 86.122903][ C1] R13: 00007fff56ca6000 R14: 00007fff56caa000 R15: ffff888012dda738 [ 86.138367][ C1] ? unmap_single_vma+0x12c/0x2d0 [ 86.146497][ C1] ? unmap_single_vma+0x1cc/0x2d0 [ 86.159060][ C1] unmap_single_vma+0x1d8/0x2d0 [ 86.170618][ C1] unmap_vmas+0x1f8/0x390 [ 86.178735][ C1] ? unmap_page_range+0x2630/0x2630 [ 86.190243][ C1] ? tlb_gather_mmu_fullmm+0x159/0x200 [ 86.198930][ C1] exit_mmap+0x3b6/0x670 [ 86.204968][ C1] ? vm_brk+0x20/0x20 [ 86.211277][ C1] ? uprobe_clear_state+0x304/0x460 [ 86.224211][ C1] __mmput+0x112/0x3b0 [ 86.231625][ C1] exit_mm+0x688/0x7f0 [ 86.238034][ C1] ? _raw_spin_unlock_irq+0x2a/0x40 [ 86.248314][ C1] ? do_exit+0x2480/0x2480 [ 86.256938][ C1] ? rcu_is_watching+0x11/0xa0 [ 86.267881][ C1] ? hrtimer_try_to_cancel+0x3c9/0x410 [ 86.277158][ C1] ? taskstats_exit+0x491/0xa10 [ 86.286433][ C1] ? tty_audit_exit+0x150/0x1f0 [ 86.297800][ C1] do_exit+0x626/0x2480 [ 86.304500][ C1] ? put_task_struct+0x80/0x80 [ 86.310944][ C1] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 86.319567][ C1] ? vtime_user_exit+0x2d1/0x400 [ 86.325410][ C1] do_group_exit+0x144/0x310 [ 86.333143][ C1] __x64_sys_exit_group+0x3b/0x40 [ 86.339446][ C1] do_syscall_64+0x3b/0xb0 [ 86.345530][ C1] ? clear_bhb_loop+0x15/0x70 [ 86.353345][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 86.364060][ C1] RIP: 0033:0x7f92037dbd89 [ 86.370628][ C1] Code: Unable to access opcode bytes at RIP 0x7f92037dbd5f. [ 86.382036][ C1] RSP: 002b:00007fff56c706d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 86.396429][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f92037dbd89 [ 86.409061][ C1] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 86.421689][ C1] RBP: 00007f9203857290 R08: ffffffffffffffb8 R09: 0000000000000006 [ 86.435479][ C1] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f9203857290 [ 86.452611][ C1] R13: 0000000000000000 R14: 00007f9203857ce0 R15: 00007f92037acfe0 [ 86.466364][ C1] [ 86.472904][ C1] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 86.485475][ C1] CPU: 1 PID: 4369 Comm: syz-executor288 Not tainted 5.15.164-syzkaller #0 [ 86.498640][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 86.515219][ C1] Call Trace: [ 86.519361][ C1] [ 86.524768][ C1] dump_stack_lvl+0x1e3/0x2d0 [ 86.535221][ C1] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 86.544182][ C1] ? panic+0x860/0x860 [ 86.549356][ C1] ? panic+0x860/0x860 [ 86.555145][ C1] ? copy_from_user_nofault+0xb0/0x1c0 [ 86.565101][ C1] ? copy_from_user_nofault+0xb0/0x1c0 [ 86.572196][ C1] panic+0x318/0x860 [ 86.577224][ C1] ? __warn+0x16a/0x300 [ 86.585954][ C1] ? fb_is_primary_device+0xd0/0xd0 [ 86.593948][ C1] ? copy_from_user_nofault+0x15c/0x1c0 [ 86.602201][ C1] __warn+0x2b2/0x300 [ 86.608393][ C1] ? copy_from_user_nofault+0x15c/0x1c0 [ 86.619025][ C1] report_bug+0x1b7/0x2e0 [ 86.627026][ C1] handle_bug+0x3d/0x70 [ 86.635787][ C1] exc_invalid_op+0x16/0x40 [ 86.642602][ C1] asm_exc_invalid_op+0x16/0x20 [ 86.649255][ C1] RIP: 0010:copy_from_user_nofault+0x15c/0x1c0 [ 86.660599][ C1] Code: db 48 c7 c0 f2 ff ff ff 48 0f 44 c5 eb 0c e8 cb c9 d5 ff 48 c7 c0 f2 ff ff ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 b4 c9 d5 ff <0f> 0b e9 1e ff ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c ef fe ff [ 86.692447][ C1] RSP: 0018:ffffc90000dd0bc8 EFLAGS: 00010046 [ 86.701445][ C1] RAX: ffffffff81aa97ac RBX: 0000000000000000 RCX: ffff888074ac3b80 [ 86.716243][ C1] RDX: 0000000080010002 RSI: 0000000000000000 RDI: 0000000000000000 [ 86.728453][ C1] RBP: dffffc0000000000 R08: ffffffff81aa96bd R09: fffffbfff1f8e019 [ 86.739967][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000020000000 [ 86.756375][ C1] R13: 0000000000000008 R14: 0000000020000000 R15: ffffc90000dd0c28 [ 86.771532][ C1] ? copy_from_user_nofault+0x6d/0x1c0 [ 86.782889][ C1] ? copy_from_user_nofault+0x15c/0x1c0 [ 86.792154][ C1] ? copy_from_user_nofault+0x15c/0x1c0 [ 86.799632][ C1] bpf_probe_read_user+0x26/0x70 [ 86.809523][ C1] bpf_prog_078a3568a35342ea+0x38/0xb98 [ 86.818734][ C1] bpf_trace_run3+0x1d1/0x380 [ 86.824886][ C1] ? bpf_trace_run2+0x340/0x340 [ 86.831227][ C1] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 86.839758][ C1] ? _raw_spin_lock_irqsave+0xdd/0x120 [ 86.849345][ C1] ? _raw_spin_lock+0x40/0x40 [ 86.859661][ C1] enqueue_timer+0x3ae/0x540 [ 86.870115][ C1] add_timer_on+0x3e4/0x580 [ 86.878353][ C1] ? add_timer+0x70/0x70 [ 86.885406][ C1] ? add_interrupt_randomness+0x38d/0x450 [ 86.893848][ C1] handle_irq_event+0x124/0x2b0 [ 86.899281][ C1] ? handle_irq_event_percpu+0x1a0/0x1a0 [ 86.906169][ C1] handle_edge_irq+0x245/0xbf0 [ 86.913059][ C1] __common_interrupt+0xd7/0x1f0 [ 86.919410][ C1] common_interrupt+0x9f/0xc0 [ 86.927023][ C1] [ 86.933914][ C1] [ 86.938592][ C1] asm_common_interrupt+0x22/0x40 [ 86.947606][ C1] RIP: 0010:untrack_pfn+0x0/0x520 [ 86.956139][ C1] Code: 09 ec 42 80 3c 33 00 74 08 4c 89 ff e8 29 9c 8f 00 4d 89 27 eb 05 e8 bf c7 45 00 5b 41 5c 41 5e 41 5f 5d c3 66 0f 1f 44 00 00 <55> 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec c0 00 [ 86.985137][ C1] RSP: 0018:ffffc9000115f930 EFLAGS: 00000246 [ 86.994863][ C1] RAX: ffffffff81b8950c RBX: 0000000000000400 RCX: ffff888074ac3b80 [ 87.006221][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888012dda738 [ 87.022279][ C1] RBP: ffff888012dda788 R08: ffffffff81b8946c R09: ffffed100e71aab5 [ 87.034723][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 000000000c044411 [ 87.045511][ C1] R13: 00007fff56ca6000 R14: 00007fff56caa000 R15: ffff888012dda738 [ 87.058193][ C1] ? unmap_single_vma+0x12c/0x2d0 [ 87.069983][ C1] ? unmap_single_vma+0x1cc/0x2d0 [ 87.078418][ C1] unmap_single_vma+0x1d8/0x2d0 [ 87.085754][ C1] unmap_vmas+0x1f8/0x390 [ 87.092583][ C1] ? unmap_page_range+0x2630/0x2630 [ 87.102213][ C1] ? tlb_gather_mmu_fullmm+0x159/0x200 [ 87.112878][ C1] exit_mmap+0x3b6/0x670 [ 87.120382][ C1] ? vm_brk+0x20/0x20 [ 87.127935][ C1] ? uprobe_clear_state+0x304/0x460 [ 87.139210][ C1] __mmput+0x112/0x3b0 [ 87.147776][ C1] exit_mm+0x688/0x7f0 [ 87.153315][ C1] ? _raw_spin_unlock_irq+0x2a/0x40 [ 87.160054][ C1] ? do_exit+0x2480/0x2480 [ 87.167869][ C1] ? rcu_is_watching+0x11/0xa0 [ 87.176580][ C1] ? hrtimer_try_to_cancel+0x3c9/0x410 [ 87.185401][ C1] ? taskstats_exit+0x491/0xa10 [ 87.193805][ C1] ? tty_audit_exit+0x150/0x1f0 [ 87.199854][ C1] do_exit+0x626/0x2480 [ 87.209170][ C1] ? put_task_struct+0x80/0x80 [ 87.215115][ C1] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 87.225933][ C1] ? vtime_user_exit+0x2d1/0x400 [ 87.233469][ C1] do_group_exit+0x144/0x310 [ 87.241665][ C1] __x64_sys_exit_group+0x3b/0x40 [ 87.249194][ C1] do_syscall_64+0x3b/0xb0 [ 87.261097][ C1] ? clear_bhb_loop+0x15/0x70 [ 87.270352][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 87.280455][ C1] RIP: 0033:0x7f92037dbd89 [ 87.286710][ C1] Code: Unable to access opcode bytes at RIP 0x7f92037dbd5f. [ 87.299924][ C1] RSP: 002b:00007fff56c706d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 87.311797][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f92037dbd89 [ 87.322409][ C1] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 87.335167][ C1] RBP: 00007f9203857290 R08: ffffffffffffffb8 R09: 0000000000000006 [ 87.347464][ C1] R10: 0000000000000006 R11: 0000000000000246 R12: 00007f9203857290 [ 87.362495][ C1] R13: 0000000000000000 R14: 00007f9203857ce0 R15: 00007f92037acfe0 [ 87.375725][ C1] [ 88.620717][ C1] Shutting down cpus with NMI [ 88.629074][ C1] Kernel Offset: disabled [ 88.635434][ C1] Rebooting in 86400 seconds..