Warning: Permanently added '10.128.0.76' (ED25519) to the list of known hosts. executing program [ 51.249354][ T5058] ------------[ cut here ]------------ [ 51.249620][ T5058] [ 51.249626][ T5058] ====================================================== [ 51.249631][ T5058] WARNING: possible circular locking dependency detected [ 51.249637][ T5058] 6.8.0-syzkaller-05236-g443574b03387 #0 Not tainted [ 51.249644][ T5058] ------------------------------------------------------ [ 51.249648][ T5058] sshd/5058 is trying to acquire lock: [ 51.249655][ T5058] ffffffff8e125be0 (console_owner){....}-{0:0}, at: console_flush_all+0x14a/0xec0 [ 51.249723][ T5058] [ 51.249723][ T5058] but task is already holding lock: [ 51.249727][ T5058] ffff8880b953e158 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 [ 51.249769][ T5058] [ 51.249769][ T5058] which lock already depends on the new lock. [ 51.249769][ T5058] [ 51.249773][ T5058] [ 51.249773][ T5058] the existing dependency chain (in reverse order) is: [ 51.249778][ T5058] [ 51.249778][ T5058] -> #4 (&rq->__lock){-.-.}-{2:2}: [ 51.249798][ T5058] lock_acquire+0x1e4/0x530 [ 51.249814][ T5058] _raw_spin_lock_nested+0x31/0x40 [ 51.249835][ T5058] raw_spin_rq_lock_nested+0x2a/0x140 [ 51.249855][ T5058] task_fork_fair+0x61/0x1e0 [ 51.249873][ T5058] sched_cgroup_fork+0x37c/0x410 [ 51.249889][ T5058] copy_process+0x2217/0x3df0 [ 51.249905][ T5058] kernel_clone+0x21e/0x8d0 [ 51.249920][ T5058] user_mode_thread+0x132/0x1a0 [ 51.249936][ T5058] rest_init+0x27/0x300 [ 51.249954][ T5058] arch_call_rest_init+0xe/0x10 [ 51.249968][ T5058] start_kernel+0x47a/0x500 [ 51.249981][ T5058] x86_64_start_reservations+0x2a/0x30 [ 51.249999][ T5058] x86_64_start_kernel+0x99/0xa0 [ 51.250015][ T5058] common_startup_64+0x13e/0x147 [ 51.250031][ T5058] [ 51.250031][ T5058] -> #3 (&p->pi_lock){-.-.}-{2:2}: [ 51.250052][ T5058] lock_acquire+0x1e4/0x530 [ 51.250065][ T5058] _raw_spin_lock_irqsave+0xd5/0x120 [ 51.250081][ T5058] try_to_wake_up+0xb0/0x1470 [ 51.250096][ T5058] __wake_up_common_lock+0x130/0x1e0 [ 51.250111][ T5058] tty_port_default_wakeup+0xa6/0xf0 [ 51.250131][ T5058] serial8250_tx_chars+0x6ad/0x8a0 [ 51.250151][ T5058] serial8250_handle_irq+0x558/0x710 [ 51.250171][ T5058] serial8250_default_handle_irq+0xd1/0x1f0 [ 51.250187][ T5058] serial8250_interrupt+0xa9/0x1f0 [ 51.250204][ T5058] __handle_irq_event_percpu+0x28a/0xa30 [ 51.250222][ T5058] handle_irq_event+0x89/0x1f0 [ 51.250238][ T5058] handle_edge_irq+0x25f/0xc20 [ 51.250253][ T5058] __common_interrupt+0x138/0x230 [ 51.250272][ T5058] common_interrupt+0xa5/0xd0 [ 51.250291][ T5058] asm_common_interrupt+0x26/0x40 [ 51.250311][ T5058] _raw_spin_unlock_irqrestore+0xd8/0x140 [ 51.250331][ T5058] serial_port_runtime_resume+0x204/0x2b0 [ 51.250348][ T5058] __rpm_callback+0x2df/0x790 [ 51.250367][ T5058] rpm_resume+0x10b2/0x1af0 [ 51.250383][ T5058] pm_runtime_work+0x147/0x210 [ 51.250400][ T5058] process_scheduled_works+0xa00/0x1770 [ 51.250413][ T5058] worker_thread+0x86d/0xd70 [ 51.250426][ T5058] kthread+0x2f0/0x390 [ 51.250440][ T5058] ret_from_fork+0x4b/0x80 [ 51.250456][ T5058] ret_from_fork_asm+0x1a/0x30 [ 51.250472][ T5058] [ 51.250472][ T5058] -> #2 (&tty->write_wait){-...}-{2:2}: [ 51.250488][ T5058] lock_acquire+0x1e4/0x530 [ 51.250498][ T5058] _raw_spin_lock_irqsave+0xd5/0x120 [ 51.250511][ T5058] __wake_up_common_lock+0x25/0x1e0 [ 51.250521][ T5058] tty_port_default_wakeup+0xa6/0xf0 [ 51.250532][ T5058] serial8250_tx_chars+0x6ad/0x8a0 [ 51.250548][ T5058] serial8250_handle_irq+0x558/0x710 [ 51.250563][ T5058] serial8250_default_handle_irq+0xd1/0x1f0 [ 51.250574][ T5058] serial8250_interrupt+0xa9/0x1f0 [ 51.250588][ T5058] __handle_irq_event_percpu+0x28a/0xa30 [ 51.250601][ T5058] handle_irq_event+0x89/0x1f0 [ 51.250613][ T5058] handle_edge_irq+0x25f/0xc20 [ 51.250625][ T5058] __common_interrupt+0x138/0x230 [ 51.250638][ T5058] common_interrupt+0xa5/0xd0 [ 51.250653][ T5058] asm_common_interrupt+0x26/0x40 [ 51.250668][ T5058] _raw_spin_unlock_irqrestore+0xd8/0x140 [ 51.250681][ T5058] serial_port_runtime_resume+0x204/0x2b0 [ 51.250695][ T5058] __rpm_callback+0x2df/0x790 [ 51.250709][ T5058] rpm_resume+0x10b2/0x1af0 [ 51.250722][ T5058] pm_runtime_work+0x147/0x210 [ 51.250736][ T5058] process_scheduled_works+0xa00/0x1770 [ 51.250746][ T5058] worker_thread+0x86d/0xd70 [ 51.250757][ T5058] kthread+0x2f0/0x390 [ 51.250769][ T5058] ret_from_fork+0x4b/0x80 [ 51.250783][ T5058] ret_from_fork_asm+0x1a/0x30 [ 51.250798][ T5058] [ 51.250798][ T5058] -> #1 (&port_lock_key){-...}-{2:2}: [ 51.250813][ T5058] lock_acquire+0x1e4/0x530 [ 51.250823][ T5058] _raw_spin_lock_irqsave+0xd5/0x120 [ 51.250836][ T5058] serial8250_console_write+0x1a8/0x1840 [ 51.250846][ T5058] console_flush_all+0x80b/0xec0 [ 51.250860][ T5058] console_unlock+0x13b/0x4d0 [ 51.250873][ T5058] vprintk_emit+0x509/0x720 [ 51.250885][ T5058] _printk+0xd5/0x120 [ 51.250896][ T5058] register_console+0x70a/0xcd0 [ 51.250910][ T5058] univ8250_console_init+0x49/0x50 [ 51.250926][ T5058] console_init+0x198/0x680 [ 51.250936][ T5058] start_kernel+0x2d3/0x500 [ 51.250945][ T5058] x86_64_start_reservations+0x2a/0x30 [ 51.250959][ T5058] x86_64_start_kernel+0x99/0xa0 [ 51.250972][ T5058] common_startup_64+0x13e/0x147 [ 51.250983][ T5058] [ 51.250983][ T5058] -> #0 (console_owner){....}-{0:0}: [ 51.250998][ T5058] validate_chain+0x18cb/0x58e0 [ 51.251011][ T5058] __lock_acquire+0x1346/0x1fd0 [ 51.251021][ T5058] lock_acquire+0x1e4/0x530 [ 51.251031][ T5058] console_flush_all+0x7ba/0xec0 [ 51.251044][ T5058] console_unlock+0x13b/0x4d0 [ 51.251057][ T5058] vprintk_emit+0x509/0x720 [ 51.251069][ T5058] _printk+0xd5/0x120 [ 51.251080][ T5058] report_bug+0x346/0x500 [ 51.251095][ T5058] handle_bug+0x3e/0x70 [ 51.251108][ T5058] exc_invalid_op+0x1a/0x50 [ 51.251122][ T5058] asm_exc_invalid_op+0x1a/0x20 [ 51.251137][ T5058] __local_bh_enable_ip+0x1be/0x200 [ 51.251148][ T5058] sock_hash_delete_elem+0x1a6/0x300 [ 51.251160][ T5058] bpf_prog_2c29ac5cdc6b1842+0x42/0x46 [ 51.251171][ T5058] bpf_trace_run4+0x25a/0x490 [ 51.251184][ T5058] __schedule+0x255d/0x4a20 [ 51.251196][ T5058] schedule+0x14b/0x320 [ 51.251208][ T5058] schedule_hrtimeout_range_clock+0x2a9/0x480 [ 51.251220][ T5058] do_sys_poll+0xe40/0x1330 [ 51.251235][ T5058] __se_sys_ppoll+0x2a0/0x330 [ 51.251248][ T5058] do_syscall_64+0xfb/0x240 [ 51.251261][ T5058] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.251276][ T5058] [ 51.251276][ T5058] other info that might help us debug this: [ 51.251276][ T5058] [ 51.251280][ T5058] Chain exists of: [ 51.251280][ T5058] console_owner --> &p->pi_lock --> &rq->__lock [ 51.251280][ T5058] [ 51.251297][ T5058] Possible unsafe locking scenario: [ 51.251297][ T5058] [ 51.251300][ T5058] CPU0 CPU1 [ 51.251303][ T5058] ---- ---- [ 51.251305][ T5058] lock(&rq->__lock); [ 51.251312][ T5058] lock(&p->pi_lock); [ 51.251319][ T5058] lock(&rq->__lock); [ 51.251333][ T5058] lock(console_owner); [ 51.251340][ T5058] [ 51.251340][ T5058] *** DEADLOCK *** [ 51.251340][ T5058] [ 51.251342][ T5058] 4 locks held by sshd/5058: [ 51.251349][ T5058] #0: ffff8880b953e158 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 [ 51.251383][ T5058] #1: ffffffff8e131920 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run4+0x16e/0x490 [ 51.251411][ T5058] #2: ffffffff8e00d500 (console_lock){+.+.}-{0:0}, at: _printk+0xd5/0x120 [ 51.251439][ T5058] #3: ffffffff8e00d130 (console_srcu){....}-{0:0}, at: console_flush_all+0x14a/0xec0 [ 51.251469][ T5058] [ 51.251469][ T5058] stack backtrace: [ 51.251474][ T5058] CPU: 1 PID: 5058 Comm: sshd Not tainted 6.8.0-syzkaller-05236-g443574b03387 #0 [ 51.251486][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 51.251493][ T5058] Call Trace: [ 51.251498][ T5058] [ 51.251503][ T5058] dump_stack_lvl+0x1e7/0x2e0 [ 51.251519][ T5058] ? __pfx_dump_stack_lvl+0x10/0x10 [ 51.251537][ T5058] ? print_circular_bug+0x130/0x1a0 [ 51.251553][ T5058] check_noncircular+0x36a/0x4a0 [ 51.251569][ T5058] ? __pfx_check_noncircular+0x10/0x10 [ 51.251584][ T5058] ? lockdep_lock+0x123/0x2b0 [ 51.251603][ T5058] ? add_lock_to_list+0x1de/0x2e0 [ 51.251620][ T5058] validate_chain+0x18cb/0x58e0 [ 51.251643][ T5058] ? __pfx_validate_chain+0x10/0x10 [ 51.251658][ T5058] ? sprintf+0xda/0x120 [ 51.251675][ T5058] ? vsnprintf+0x1cc3/0x1da0 [ 51.251697][ T5058] ? info_print_prefix+0x204/0x310 [ 51.251716][ T5058] ? mark_lock+0x9a/0x350 [ 51.251730][ T5058] __lock_acquire+0x1346/0x1fd0 [ 51.251748][ T5058] lock_acquire+0x1e4/0x530 [ 51.251760][ T5058] ? console_flush_all+0x14a/0xec0 [ 51.251777][ T5058] ? __pfx_lock_acquire+0x10/0x10 [ 51.251789][ T5058] ? __pfx_lock_release+0x10/0x10 [ 51.251800][ T5058] ? do_raw_spin_lock+0x14f/0x370 [ 51.251819][ T5058] ? do_raw_spin_unlock+0x13c/0x8b0 [ 51.251836][ T5058] ? console_flush_all+0x3d0/0xec0 [ 51.251851][ T5058] ? console_flush_all+0x14a/0xec0 [ 51.251866][ T5058] console_flush_all+0x7ba/0xec0 [ 51.251881][ T5058] ? console_flush_all+0x14a/0xec0 [ 51.251897][ T5058] ? console_flush_all+0x14a/0xec0 [ 51.251916][ T5058] ? __pfx_console_flush_all+0x10/0x10 [ 51.251932][ T5058] ? __pfx_lock_acquire+0x10/0x10 [ 51.251945][ T5058] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 51.251960][ T5058] ? validate_chain+0x15a2/0x58e0 [ 51.251975][ T5058] console_unlock+0x13b/0x4d0 [ 51.251991][ T5058] ? __pfx_console_unlock+0x10/0x10 [ 51.252005][ T5058] ? _printk+0xd5/0x120 [ 51.252017][ T5058] ? _printk+0xd5/0x120 [ 51.252030][ T5058] ? __pfx___down_trylock_console_sem+0x10/0x10 [ 51.252047][ T5058] ? __pfx_validate_chain+0x10/0x10 [ 51.252063][ T5058] vprintk_emit+0x509/0x720 [ 51.252078][ T5058] ? __pfx_vprintk_emit+0x10/0x10 [ 51.252095][ T5058] ? lockdep_unlock+0x16a/0x300 [ 51.252113][ T5058] _printk+0xd5/0x120 [ 51.252127][ T5058] ? report_bug+0x25e/0x500 [ 51.252144][ T5058] ? __pfx__printk+0x10/0x10 [ 51.252157][ T5058] ? __lock_acquire+0x1346/0x1fd0 [ 51.252169][ T5058] ? find_bug+0xa3/0x390 [ 51.252185][ T5058] ? __local_bh_enable_ip+0x1be/0x200 [ 51.252198][ T5058] report_bug+0x346/0x500 [ 51.252214][ T5058] ? __local_bh_enable_ip+0x1be/0x200 [ 51.252227][ T5058] handle_bug+0x3e/0x70 [ 51.252242][ T5058] exc_invalid_op+0x1a/0x50 [ 51.252257][ T5058] asm_exc_invalid_op+0x1a/0x20 [ 51.252273][ T5058] RIP: 0010:__local_bh_enable_ip+0x1be/0x200 [ 51.252287][ T5058] Code: 3b 44 24 60 75 52 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 0f 0b 90 e9 ca fe ff ff e8 55 00 00 00 eb 9c 90 <0f> 0b 90 e9 fa fe ff ff 48 c7 c1 9c e1 86 8f 80 e1 07 80 c1 03 38 [ 51.252296][ T5058] RSP: 0018:ffffc90003a8f280 EFLAGS: 00010046 [ 51.252306][ T5058] RAX: 0000000000000000 RBX: 1ffff92000751e54 RCX: 0000000000000001 [ 51.252314][ T5058] RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffffffff895fcb56 [ 51.252327][ T5058] RBP: ffffc90003a8f340 R08: ffff88802e0bb053 R09: 1ffff11005c1760a [ 51.252336][ T5058] R10: dffffc0000000000 R11: ffffed1005c1760b R12: dffffc0000000000 [ 51.252345][ T5058] R13: 0000000000000006 R14: ffffc90003a8f2c0 R15: 0000000000000201 [ 51.252356][ T5058] ? sock_hash_delete_elem+0x1a6/0x300 [ 51.252371][ T5058] ? sock_hash_delete_elem+0x1a6/0x300 [ 51.252383][ T5058] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 51.252395][ T5058] ? sock_hash_delete_elem+0x1a6/0x300 [ 51.252407][ T5058] ? do_raw_spin_unlock+0x13c/0x8b0 [ 51.252424][ T5058] ? sock_hash_delete_elem+0xb0/0x300 [ 51.252438][ T5058] sock_hash_delete_elem+0x1a6/0x300 [ 51.252452][ T5058] bpf_prog_2c29ac5cdc6b1842+0x42/0x46 [ 51.252464][ T5058] ? bpf_trace_run4+0x16e/0x490 [ 51.252477][ T5058] bpf_trace_run4+0x25a/0x490 [ 51.252490][ T5058] ? __pfx_bpf_trace_run4+0x10/0x10 [ 51.252504][ T5058] ? psi_task_switch+0x3a7/0x770 [ 51.252522][ T5058] __schedule+0x255d/0x4a20 [ 51.252544][ T5058] ? __pfx___schedule+0x10/0x10 [ 51.252559][ T5058] ? __pfx_lock_release+0x10/0x10 [ 51.252571][ T5058] ? _raw_spin_unlock_irqrestore+0x8f/0x140 [ 51.252586][ T5058] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 51.252600][ T5058] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 51.252615][ T5058] ? schedule+0x90/0x320 [ 51.252628][ T5058] schedule+0x14b/0x320 [ 51.252642][ T5058] schedule_hrtimeout_range_clock+0x2a9/0x480 [ 51.252657][ T5058] ? __pfx_schedule_hrtimeout_range_clock+0x10/0x10 [ 51.252671][ T5058] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 51.252685][ T5058] ? __pfx_hrtimer_wakeup+0x10/0x10 [ 51.252702][ T5058] ? __pfx___pollwait+0x10/0x10 [ 51.252716][ T5058] ? pipe_poll+0x2e8/0x4b0 [ 51.252733][ T5058] ? do_sys_poll+0xda6/0x1330 [ 51.252748][ T5058] do_sys_poll+0xe40/0x1330 [ 51.252772][ T5058] ? __pfx_do_sys_poll+0x10/0x10 [ 51.252790][ T5058] ? __pfx_pollwake+0x10/0x10 [ 51.252806][ T5058] ? __pfx_pollwake+0x10/0x10 [ 51.252823][ T5058] ? __pfx_pollwake+0x10/0x10 [ 51.252840][ T5058] ? __pfx_pollwake+0x10/0x10 [ 51.252867][ T5058] ? _raw_spin_unlock_irq+0x23/0x50 [ 51.252881][ T5058] ? lockdep_hardirqs_on+0x99/0x150 [ 51.252894][ T5058] ? _raw_spin_unlock_irq+0x2e/0x50 [ 51.252917][ T5058] ? __pfx_set_user_sigmask+0x10/0x10 [ 51.252929][ T5058] ? __might_fault+0xc6/0x120 [ 51.252943][ T5058] __se_sys_ppoll+0x2a0/0x330 [ 51.252960][ T5058] ? __pfx___se_sys_ppoll+0x10/0x10 [ 51.252975][ T5058] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 51.252988][ T5058] ? do_syscall_64+0x10a/0x240 [ 51.253003][ T5058] ? __x64_sys_ppoll+0x20/0xc0 [ 51.253018][ T5058] do_syscall_64+0xfb/0x240 [ 51.253034][ T5058] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.253050][ T5058] RIP: 0033:0x7f106ef19ad5 [ 51.253060][ T5058] Code: 85 d2 74 0d 0f 10 02 48 8d 54 24 20 0f 11 44 24 20 64 8b 04 25 18 00 00 00 85 c0 75 27 41 b8 08 00 00 00 b8 0f 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 75 48 8b 15 24 73 0d 00 f7 d8 64 89 02 48 83 [ 51.253068][ T5058] RSP: 002b:00007ffef89f1440 EFLAGS: 00000246 ORIG_RAX: 000000000000010f [ 51.253080][ T5058] RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007f106ef19ad5 [ 51.253088][ T5058] RDX: 00007ffef89f1460 RSI: 0000000000000004 RDI: 000055a9e4bbeab0 [ 51.253096][ T5058] RBP: 000055a9e4bbd570 R08: 0000000000000008 R09: 0000000000000000 [ 51.253103][ T5058] R10: 00007ffef89f1548 R11: 0000000000000246 R12: 000055a9e0294aa4 [ 51.253111][ T5058] R13: 0000000000000001 R14: 000055a9e02953e8 R15: 00007ffef89f14c8 [ 51.253124][ T5058] [ 52.670273][ T5058] WARNING: CPU: 1 PID: 5058 at kernel/softirq.c:362 __local_bh_enable_ip+0x1be/0x200 [ 52.679723][ T5058] Modules linked in: [ 52.683607][ T5058] CPU: 1 PID: 5058 Comm: sshd Not tainted 6.8.0-syzkaller-05236-g443574b03387 #0 [ 52.692697][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 52.702739][ T5058] RIP: 0010:__local_bh_enable_ip+0x1be/0x200 [ 52.708710][ T5058] Code: 3b 44 24 60 75 52 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 0f 0b 90 e9 ca fe ff ff e8 55 00 00 00 eb 9c 90 <0f> 0b 90 e9 fa fe ff ff 48 c7 c1 9c e1 86 8f 80 e1 07 80 c1 03 38 [ 52.728303][ T5058] RSP: 0018:ffffc90003a8f280 EFLAGS: 00010046 [ 52.734354][ T5058] RAX: 0000000000000000 RBX: 1ffff92000751e54 RCX: 0000000000000001 [ 52.742311][ T5058] RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffffffff895fcb56 [ 52.750264][ T5058] RBP: ffffc90003a8f340 R08: ffff88802e0bb053 R09: 1ffff11005c1760a [ 52.758218][ T5058] R10: dffffc0000000000 R11: ffffed1005c1760b R12: dffffc0000000000 [ 52.766174][ T5058] R13: 0000000000000006 R14: ffffc90003a8f2c0 R15: 0000000000000201 [ 52.774129][ T5058] FS: 00007f106edec800(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 52.783041][ T5058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.789608][ T5058] CR2: 000055a9e4bcd000 CR3: 000000007767a000 CR4: 00000000003506f0 [ 52.797581][ T5058] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.805552][ T5058] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.813518][ T5058] Call Trace: [ 52.816786][ T5058] [ 52.819705][ T5058] ? __warn+0x163/0x4b0 [ 52.823856][ T5058] ? __local_bh_enable_ip+0x1be/0x200 [ 52.829215][ T5058] ? report_bug+0x2b3/0x500 [ 52.833707][ T5058] ? __local_bh_enable_ip+0x1be/0x200 [ 52.839155][ T5058] ? handle_bug+0x3e/0x70 [ 52.843473][ T5058] ? exc_invalid_op+0x1a/0x50 [ 52.848135][ T5058] ? asm_exc_invalid_op+0x1a/0x20 [ 52.853149][ T5058] ? sock_hash_delete_elem+0x1a6/0x300 [ 52.858596][ T5058] ? __local_bh_enable_ip+0x1be/0x200 [ 52.863950][ T5058] ? sock_hash_delete_elem+0x1a6/0x300 [ 52.869393][ T5058] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 52.875093][ T5058] ? sock_hash_delete_elem+0x1a6/0x300 [ 52.880534][ T5058] ? do_raw_spin_unlock+0x13c/0x8b0 [ 52.885723][ T5058] ? sock_hash_delete_elem+0xb0/0x300 [ 52.891082][ T5058] sock_hash_delete_elem+0x1a6/0x300 [ 52.896355][ T5058] bpf_prog_2c29ac5cdc6b1842+0x42/0x46 [ 52.901798][ T5058] ? bpf_trace_run4+0x16e/0x490 [ 52.906634][ T5058] bpf_trace_run4+0x25a/0x490 [ 52.911299][ T5058] ? __pfx_bpf_trace_run4+0x10/0x10 [ 52.916484][ T5058] ? psi_task_switch+0x3a7/0x770 [ 52.921412][ T5058] __schedule+0x255d/0x4a20 [ 52.925913][ T5058] ? __pfx___schedule+0x10/0x10 [ 52.930750][ T5058] ? __pfx_lock_release+0x10/0x10 [ 52.935758][ T5058] ? _raw_spin_unlock_irqrestore+0x8f/0x140 [ 52.941641][ T5058] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 52.947520][ T5058] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 52.953834][ T5058] ? schedule+0x90/0x320 [ 52.958063][ T5058] schedule+0x14b/0x320 [ 52.962205][ T5058] schedule_hrtimeout_range_clock+0x2a9/0x480 [ 52.968259][ T5058] ? __pfx_schedule_hrtimeout_range_clock+0x10/0x10 [ 52.974836][ T5058] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 52.980734][ T5058] ? __pfx_hrtimer_wakeup+0x10/0x10 [ 52.986293][ T5058] ? __pfx___pollwait+0x10/0x10 [ 52.991141][ T5058] ? pipe_poll+0x2e8/0x4b0 [ 52.995546][ T5058] ? do_sys_poll+0xda6/0x1330 [ 53.000221][ T5058] do_sys_poll+0xe40/0x1330 [ 53.004733][ T5058] ? __pfx_do_sys_poll+0x10/0x10 [ 53.009669][ T5058] ? __pfx_pollwake+0x10/0x10 [ 53.014342][ T5058] ? __pfx_pollwake+0x10/0x10 [ 53.019023][ T5058] ? __pfx_pollwake+0x10/0x10 [ 53.023690][ T5058] ? __pfx_pollwake+0x10/0x10 [ 53.028368][ T5058] ? _raw_spin_unlock_irq+0x23/0x50 [ 53.033551][ T5058] ? lockdep_hardirqs_on+0x99/0x150 [ 53.038736][ T5058] ? _raw_spin_unlock_irq+0x2e/0x50 [ 53.043925][ T5058] ? __pfx_set_user_sigmask+0x10/0x10 [ 53.049293][ T5058] ? __might_fault+0xc6/0x120 [ 53.053972][ T5058] __se_sys_ppoll+0x2a0/0x330 [ 53.058639][ T5058] ? __pfx___se_sys_ppoll+0x10/0x10 [ 53.063824][ T5058] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 53.070144][ T5058] ? do_syscall_64+0x10a/0x240 [ 53.074899][ T5058] ? __x64_sys_ppoll+0x20/0xc0 [ 53.079650][ T5058] do_syscall_64+0xfb/0x240 [ 53.084145][ T5058] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 53.090027][ T5058] RIP: 0033:0x7f106ef19ad5 [ 53.094425][ T5058] Code: 85 d2 74 0d 0f 10 02 48 8d 54 24 20 0f 11 44 24 20 64 8b 04 25 18 00 00 00 85 c0 75 27 41 b8 08 00 00 00 b8 0f 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 75 48 8b 15 24 73 0d 00 f7 d8 64 89 02 48 83 [ 53.114012][ T5058] RSP: 002b:00007ffef89f1440 EFLAGS: 00000246 ORIG_RAX: 000000000000010f [ 53.122412][ T5058] RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007f106ef19ad5 [ 53.130370][ T5058] RDX: 00007ffef89f1460 RSI: 0000000000000004 RDI: 000055a9e4bbeab0 [ 53.138325][ T5058] RBP: 000055a9e4bbd570 R08: 0000000000000008 R09: 0000000000000000 [ 53.146281][ T5058] R10: 00007ffef89f1548 R11: 0000000000000246 R12: 000055a9e0294aa4 [ 53.154233][ T5058] R13: 0000000000000001 R14: 000055a9e02953e8 R15: 00007ffef89f14c8 [ 53.162206][ T5058] [ 53.165214][ T5058] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 53.172477][ T5058] CPU: 1 PID: 5058 Comm: sshd Not tainted 6.8.0-syzkaller-05236-g443574b03387 #0 [ 53.181569][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 53.191606][ T5058] Call Trace: [ 53.194869][ T5058] [ 53.197791][ T5058] dump_stack_lvl+0x1e7/0x2e0 [ 53.202462][ T5058] ? __pfx_dump_stack_lvl+0x10/0x10 [ 53.207648][ T5058] ? __pfx__printk+0x10/0x10 [ 53.212229][ T5058] ? vscnprintf+0x5d/0x90 [ 53.216549][ T5058] panic+0x349/0x860 [ 53.220431][ T5058] ? __warn+0x172/0x4b0 [ 53.224575][ T5058] ? __pfx_panic+0x10/0x10 [ 53.228982][ T5058] __warn+0x31e/0x4b0 [ 53.232975][ T5058] ? __local_bh_enable_ip+0x1be/0x200 [ 53.238356][ T5058] report_bug+0x2b3/0x500 [ 53.242691][ T5058] ? __local_bh_enable_ip+0x1be/0x200 [ 53.248064][ T5058] handle_bug+0x3e/0x70 [ 53.252227][ T5058] exc_invalid_op+0x1a/0x50 [ 53.256722][ T5058] asm_exc_invalid_op+0x1a/0x20 [ 53.261566][ T5058] RIP: 0010:__local_bh_enable_ip+0x1be/0x200 [ 53.267539][ T5058] Code: 3b 44 24 60 75 52 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 0f 0b 90 e9 ca fe ff ff e8 55 00 00 00 eb 9c 90 <0f> 0b 90 e9 fa fe ff ff 48 c7 c1 9c e1 86 8f 80 e1 07 80 c1 03 38 [ 53.287213][ T5058] RSP: 0018:ffffc90003a8f280 EFLAGS: 00010046 [ 53.293285][ T5058] RAX: 0000000000000000 RBX: 1ffff92000751e54 RCX: 0000000000000001 [ 53.301256][ T5058] RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffffffff895fcb56 [ 53.309214][ T5058] RBP: ffffc90003a8f340 R08: ffff88802e0bb053 R09: 1ffff11005c1760a [ 53.317172][ T5058] R10: dffffc0000000000 R11: ffffed1005c1760b R12: dffffc0000000000 [ 53.325151][ T5058] R13: 0000000000000006 R14: ffffc90003a8f2c0 R15: 0000000000000201 [ 53.333126][ T5058] ? sock_hash_delete_elem+0x1a6/0x300 [ 53.338587][ T5058] ? sock_hash_delete_elem+0x1a6/0x300 [ 53.344033][ T5058] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 53.349770][ T5058] ? sock_hash_delete_elem+0x1a6/0x300 [ 53.355239][ T5058] ? do_raw_spin_unlock+0x13c/0x8b0 [ 53.360498][ T5058] ? sock_hash_delete_elem+0xb0/0x300 [ 53.365874][ T5058] sock_hash_delete_elem+0x1a6/0x300 [ 53.371161][ T5058] bpf_prog_2c29ac5cdc6b1842+0x42/0x46 [ 53.376615][ T5058] ? bpf_trace_run4+0x16e/0x490 [ 53.381464][ T5058] bpf_trace_run4+0x25a/0x490 [ 53.386133][ T5058] ? __pfx_bpf_trace_run4+0x10/0x10 [ 53.391335][ T5058] ? psi_task_switch+0x3a7/0x770 [ 53.396265][ T5058] __schedule+0x255d/0x4a20 [ 53.401031][ T5058] ? __pfx___schedule+0x10/0x10 [ 53.405874][ T5058] ? __pfx_lock_release+0x10/0x10 [ 53.410903][ T5058] ? _raw_spin_unlock_irqrestore+0x8f/0x140 [ 53.416784][ T5058] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 53.422661][ T5058] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 53.428979][ T5058] ? schedule+0x90/0x320 [ 53.433210][ T5058] schedule+0x14b/0x320 [ 53.437356][ T5058] schedule_hrtimeout_range_clock+0x2a9/0x480 [ 53.443417][ T5058] ? __pfx_schedule_hrtimeout_range_clock+0x10/0x10 [ 53.449994][ T5058] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 53.455873][ T5058] ? __pfx_hrtimer_wakeup+0x10/0x10 [ 53.461061][ T5058] ? __pfx___pollwait+0x10/0x10 [ 53.465907][ T5058] ? pipe_poll+0x2e8/0x4b0 [ 53.470312][ T5058] ? do_sys_poll+0xda6/0x1330 [ 53.474976][ T5058] do_sys_poll+0xe40/0x1330 [ 53.479479][ T5058] ? __pfx_do_sys_poll+0x10/0x10 [ 53.484409][ T5058] ? __pfx_pollwake+0x10/0x10 [ 53.489075][ T5058] ? __pfx_pollwake+0x10/0x10 [ 53.493761][ T5058] ? __pfx_pollwake+0x10/0x10 [ 53.498463][ T5058] ? __pfx_pollwake+0x10/0x10 [ 53.503192][ T5058] ? _raw_spin_unlock_irq+0x23/0x50 [ 53.508400][ T5058] ? lockdep_hardirqs_on+0x99/0x150 [ 53.513590][ T5058] ? _raw_spin_unlock_irq+0x2e/0x50 [ 53.518784][ T5058] ? __pfx_set_user_sigmask+0x10/0x10 [ 53.524148][ T5058] ? __might_fault+0xc6/0x120 [ 53.528822][ T5058] __se_sys_ppoll+0x2a0/0x330 [ 53.533500][ T5058] ? __pfx___se_sys_ppoll+0x10/0x10 [ 53.538694][ T5058] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 53.545008][ T5058] ? do_syscall_64+0x10a/0x240 [ 53.549761][ T5058] ? __x64_sys_ppoll+0x20/0xc0 [ 53.554533][ T5058] do_syscall_64+0xfb/0x240 [ 53.559028][ T5058] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 53.564923][ T5058] RIP: 0033:0x7f106ef19ad5 [ 53.569332][ T5058] Code: 85 d2 74 0d 0f 10 02 48 8d 54 24 20 0f 11 44 24 20 64 8b 04 25 18 00 00 00 85 c0 75 27 41 b8 08 00 00 00 b8 0f 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 75 48 8b 15 24 73 0d 00 f7 d8 64 89 02 48 83 [ 53.588926][ T5058] RSP: 002b:00007ffef89f1440 EFLAGS: 00000246 ORIG_RAX: 000000000000010f [ 53.597330][ T5058] RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007f106ef19ad5 [ 53.605298][ T5058] RDX: 00007ffef89f1460 RSI: 0000000000000004 RDI: 000055a9e4bbeab0 [ 53.613258][ T5058] RBP: 000055a9e4bbd570 R08: 0000000000000008 R09: 0000000000000000 [ 53.621213][ T5058] R10: 00007ffef89f1548 R11: 0000000000000246 R12: 000055a9e0294aa4 [ 53.629169][ T5058] R13: 0000000000000001 R14: 000055a9e02953e8 R15: 00007ffef89f14c8 [ 53.637139][ T5058] [ 53.640332][ T5058] Kernel Offset: disabled [ 53.644640][ T5058] Rebooting in 86400 seconds..