Warning: Permanently added '10.128.0.9' (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 [ 66.258428][ C0] ------------[ cut here ]------------ [ 66.259168][ C0] [ 66.259174][ C0] ====================================================== [ 66.259180][ C0] WARNING: possible circular locking dependency detected [ 66.259187][ C0] 5.15.158-syzkaller #0 Not tainted [ 66.259196][ C0] ------------------------------------------------------ [ 66.259202][ C0] ksoftirqd/0/14 is trying to acquire lock: [ 66.259211][ C0] ffffffff8c914660 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x2c/0x60 [ 66.259283][ C0] [ 66.259283][ C0] but task is already holding lock: [ 66.259288][ C0] ffff8880b9a28098 (&base->lock){-.-.}-{2:2}, at: __mod_timer+0x772/0xeb0 [ 66.259325][ C0] [ 66.259325][ C0] which lock already depends on the new lock. [ 66.259325][ C0] [ 66.259330][ C0] [ 66.259330][ C0] the existing dependency chain (in reverse order) is: [ 66.259334][ C0] [ 66.259334][ C0] -> #5 (&base->lock){-.-.}-{2:2}: [ 66.259355][ C0] lock_acquire+0x1db/0x4f0 [ 66.259372][ C0] _raw_spin_lock_irqsave+0xd1/0x120 [ 66.259395][ C0] lock_timer_base+0x120/0x260 [ 66.259412][ C0] __mod_timer+0x1d6/0xeb0 [ 66.259430][ C0] queue_delayed_work_on+0x156/0x250 [ 66.259447][ C0] enqueue_task+0x2fe/0x3a0 [ 66.259465][ C0] wake_up_new_task+0x515/0xb60 [ 66.259485][ C0] kernel_clone+0x44e/0x960 [ 66.259498][ C0] kernel_thread+0x168/0x1e0 [ 66.259511][ C0] rest_init+0x21/0x330 [ 66.259526][ C0] start_kernel+0x48c/0x540 [ 66.259540][ C0] secondary_startup_64_no_verify+0xb1/0xbb [ 66.259556][ C0] [ 66.259556][ C0] -> #4 (&rq->__lock){-.-.}-{2:2}: [ 66.259575][ C0] lock_acquire+0x1db/0x4f0 [ 66.259587][ C0] _raw_spin_lock_nested+0x2d/0x40 [ 66.259603][ C0] raw_spin_rq_lock_nested+0x26/0x140 [ 66.259618][ C0] task_fork_fair+0x5d/0x350 [ 66.259631][ C0] sched_cgroup_fork+0x2d3/0x330 [ 66.259646][ C0] copy_process+0x224a/0x3ef0 [ 66.259659][ C0] kernel_clone+0x210/0x960 [ 66.259671][ C0] kernel_thread+0x168/0x1e0 [ 66.259684][ C0] rest_init+0x21/0x330 [ 66.259697][ C0] start_kernel+0x48c/0x540 [ 66.259710][ C0] secondary_startup_64_no_verify+0xb1/0xbb [ 66.259725][ C0] [ 66.259725][ C0] -> #3 (&p->pi_lock){-.-.}-{2:2}: [ 66.259743][ C0] lock_acquire+0x1db/0x4f0 [ 66.259755][ C0] _raw_spin_lock_irqsave+0xd1/0x120 [ 66.259771][ C0] try_to_wake_up+0xae/0x1300 [ 66.259785][ C0] __wake_up_common+0x2a0/0x4e0 [ 66.259808][ C0] __wake_up+0x112/0x1c0 [ 66.259822][ C0] tty_port_default_wakeup+0xa8/0x100 [ 66.259838][ C0] serial8250_tx_chars+0x60d/0x800 [ 66.259853][ C0] serial8250_handle_irq+0x505/0x600 [ 66.259868][ C0] serial8250_default_handle_irq+0xc8/0x1e0 [ 66.259884][ C0] serial8250_interrupt+0xa1/0x1e0 [ 66.259898][ C0] __handle_irq_event_percpu+0x292/0xa70 [ 66.259914][ C0] handle_irq_event+0xff/0x2b0 [ 66.259928][ C0] handle_edge_irq+0x245/0xbf0 [ 66.259940][ C0] __common_interrupt+0xd7/0x1f0 [ 66.259954][ C0] common_interrupt+0x9f/0xc0 [ 66.259968][ C0] asm_common_interrupt+0x22/0x40 [ 66.259981][ C0] acpi_idle_do_entry+0x10f/0x340 [ 66.259996][ C0] acpi_idle_enter+0x352/0x4f0 [ 66.260010][ C0] cpuidle_enter_state+0x521/0xef0 [ 66.260024][ C0] cpuidle_enter+0x59/0x90 [ 66.260036][ C0] do_idle+0x3e4/0x670 [ 66.260050][ C0] cpu_startup_entry+0x14/0x20 [ 66.260065][ C0] start_secondary+0x371/0x500 [ 66.260081][ C0] secondary_startup_64_no_verify+0xb1/0xbb [ 66.260096][ C0] [ 66.260096][ C0] -> #2 (&tty->write_wait){-.-.}-{2:2}: [ 66.260114][ C0] lock_acquire+0x1db/0x4f0 [ 66.260126][ C0] _raw_spin_lock_irqsave+0xd1/0x120 [ 66.260142][ C0] __wake_up+0xf5/0x1c0 [ 66.260156][ C0] tty_port_default_wakeup+0xa8/0x100 [ 66.260170][ C0] serial8250_tx_chars+0x60d/0x800 [ 66.260184][ C0] serial8250_handle_irq+0x505/0x600 [ 66.260199][ C0] serial8250_default_handle_irq+0xc8/0x1e0 [ 66.260215][ C0] serial8250_interrupt+0xa1/0x1e0 [ 66.260229][ C0] __handle_irq_event_percpu+0x292/0xa70 [ 66.260244][ C0] handle_irq_event+0xff/0x2b0 [ 66.260258][ C0] handle_edge_irq+0x245/0xbf0 [ 66.260270][ C0] __common_interrupt+0xd7/0x1f0 [ 66.260282][ C0] common_interrupt+0x9f/0xc0 [ 66.260298][ C0] asm_common_interrupt+0x22/0x40 [ 66.260311][ C0] acpi_idle_do_entry+0x10f/0x340 [ 66.260326][ C0] acpi_idle_enter+0x352/0x4f0 [ 66.260340][ C0] cpuidle_enter_state+0x521/0xef0 [ 66.260353][ C0] cpuidle_enter+0x59/0x90 [ 66.260364][ C0] do_idle+0x3e4/0x670 [ 66.260378][ C0] cpu_startup_entry+0x14/0x20 [ 66.260392][ C0] start_secondary+0x371/0x500 [ 66.260407][ C0] secondary_startup_64_no_verify+0xb1/0xbb [ 66.260421][ C0] [ 66.260421][ C0] -> #1 (&port_lock_key){-.-.}-{2:2}: [ 66.260439][ C0] lock_acquire+0x1db/0x4f0 [ 66.260451][ C0] _raw_spin_lock_irqsave+0xd1/0x120 [ 66.260466][ C0] serial8250_console_write+0x19d/0x1180 [ 66.260482][ C0] console_unlock+0xced/0x12b0 [ 66.260495][ C0] vprintk_emit+0xbf/0x150 [ 66.260507][ C0] _printk+0xd1/0x120 [ 66.260521][ C0] register_console+0x65a/0x940 [ 66.260534][ C0] univ8250_console_init+0x41/0x50 [ 66.260549][ C0] console_init+0x18c/0x660 [ 66.260560][ C0] start_kernel+0x301/0x540 [ 66.260573][ C0] secondary_startup_64_no_verify+0xb1/0xbb [ 66.260588][ C0] [ 66.260588][ C0] -> #0 (console_owner){..-.}-{0:0}: [ 66.260606][ C0] validate_chain+0x1649/0x5930 [ 66.260619][ C0] __lock_acquire+0x1295/0x1ff0 [ 66.260631][ C0] lock_acquire+0x1db/0x4f0 [ 66.260642][ C0] console_lock_spinning_enable+0x51/0x60 [ 66.260656][ C0] console_unlock+0xa47/0x12b0 [ 66.260669][ C0] vprintk_emit+0xbf/0x150 [ 66.260681][ C0] _printk+0xd1/0x120 [ 66.260694][ C0] report_bug+0x1e5/0x2e0 [ 66.260709][ C0] handle_bug+0x3d/0x70 [ 66.260723][ C0] exc_invalid_op+0x16/0x40 [ 66.260736][ C0] asm_exc_invalid_op+0x16/0x20 [ 66.260749][ C0] copy_from_user_nofault+0x15c/0x1c0 [ 66.260763][ C0] bpf_probe_read_compat+0xe4/0x180 [ 66.260777][ C0] bpf_prog_c4f137fb4cb68b20+0x38/0xd58 [ 66.260794][ C0] bpf_trace_run3+0x1d1/0x380 [ 66.260808][ C0] enqueue_timer+0x3ae/0x540 [ 66.260820][ C0] __mod_timer+0xa60/0xeb0 [ 66.260834][ C0] queue_delayed_work_on+0x156/0x250 [ 66.260847][ C0] srcu_gp_start_if_needed+0x5dc/0x8f0 [ 66.260862][ C0] rcu_core+0xa15/0x1650 [ 66.260875][ C0] __do_softirq+0x3b3/0x93a [ 66.260888][ C0] run_ksoftirqd+0xc1/0x120 [ 66.260902][ C0] smpboot_thread_fn+0x51b/0x9d0 [ 66.260914][ C0] kthread+0x3f6/0x4f0 [ 66.260926][ C0] ret_from_fork+0x1f/0x30 [ 66.260940][ C0] [ 66.260940][ C0] other info that might help us debug this: [ 66.260940][ C0] [ 66.260944][ C0] Chain exists of: [ 66.260944][ C0] console_owner --> &rq->__lock --> &base->lock [ 66.260944][ C0] [ 66.260964][ C0] Possible unsafe locking scenario: [ 66.260964][ C0] [ 66.260968][ C0] CPU0 CPU1 [ 66.260971][ C0] ---- ---- [ 66.260974][ C0] lock(&base->lock); [ 66.260981][ C0] lock(&rq->__lock); [ 66.260990][ C0] lock(&base->lock); [ 66.260999][ C0] lock(console_owner); [ 66.261007][ C0] [ 66.261007][ C0] *** DEADLOCK *** [ 66.261007][ C0] [ 66.261010][ C0] 6 locks held by ksoftirqd/0/14: [ 66.261018][ C0] #0: ffffffff8c91fba0 (rcu_callback){....}-{0:0}, at: rcu_lock_acquire+0x0/0x20 [ 66.261053][ C0] #1: ffffffff8c95f818 (tracepoint_srcu){....}-{0:0}, at: rcu_lock_acquire+0x0/0x20 [ 66.261086][ C0] #2: ffffffff8c95f590 (tracepoint_srcu.lock){..-.}-{2:2}, at: srcu_gp_start_if_needed+0x460/0x8f0 [ 66.261119][ C0] #3: ffff8880b9a28098 (&base->lock){-.-.}-{2:2}, at: __mod_timer+0x772/0xeb0 [ 66.261153][ C0] #4: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 66.261186][ C0] #5: ffffffff8c7fc3a0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0xa6/0x150 [ 66.261218][ C0] [ 66.261218][ C0] stack backtrace: [ 66.261223][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Not tainted 5.15.158-syzkaller #0 [ 66.261238][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 66.261247][ C0] Call Trace: [ 66.261252][ C0] [ 66.261257][ C0] dump_stack_lvl+0x1e3/0x2d0 [ 66.261274][ C0] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 66.261293][ C0] ? print_circular_bug+0x12b/0x1a0 [ 66.261310][ C0] check_noncircular+0x2f8/0x3b0 [ 66.261326][ C0] ? add_chain_block+0x850/0x850 [ 66.261341][ C0] ? lockdep_lock+0x11f/0x2a0 [ 66.261360][ C0] validate_chain+0x1649/0x5930 [ 66.261382][ C0] ? reacquire_held_locks+0x660/0x660 [ 66.261399][ C0] ? format_decode+0x72f/0x1f10 [ 66.261419][ C0] ? lockdep_unlock+0x166/0x300 [ 66.261436][ C0] ? mark_lock+0x98/0x340 [ 66.261450][ C0] __lock_acquire+0x1295/0x1ff0 [ 66.261470][ C0] lock_acquire+0x1db/0x4f0 [ 66.261483][ C0] ? console_lock_spinning_enable+0x2c/0x60 [ 66.261501][ C0] ? read_lock_is_recursive+0x10/0x10 [ 66.261515][ C0] ? console_lock_spinning_enable+0x2c/0x60 [ 66.261531][ C0] ? __lock_acquire+0x1ff0/0x1ff0 [ 66.261544][ C0] ? do_raw_spin_lock+0x14a/0x370 [ 66.261565][ C0] console_lock_spinning_enable+0x51/0x60 [ 66.261580][ C0] ? console_lock_spinning_enable+0x2c/0x60 [ 66.261594][ C0] console_unlock+0xa47/0x12b0 [ 66.261613][ C0] ? console_trylock_spinning+0x3f0/0x3f0 [ 66.261629][ C0] ? __down_trylock_console_sem+0x1f2/0x250 [ 66.261644][ C0] ? vprintk_emit+0xa6/0x150 [ 66.261657][ C0] ? printk_parse_prefix+0x2c0/0x2c0 [ 66.261671][ C0] ? vprintk_emit+0xa6/0x150 [ 66.261685][ C0] ? console_trylock+0x70/0x70 [ 66.261704][ C0] ? vprintk_emit+0x150/0x150 [ 66.261717][ C0] ? validate_chain+0x112/0x5930 [ 66.261737][ C0] vprintk_emit+0xbf/0x150 [ 66.261751][ C0] _printk+0xd1/0x120 [ 66.261767][ C0] ? mark_lock+0x98/0x340 [ 66.261780][ C0] ? report_bug+0x16e/0x2e0 [ 66.261803][ C0] ? panic+0x860/0x860 [ 66.261817][ C0] ? __lock_acquire+0x1295/0x1ff0 [ 66.261833][ C0] ? find_bug+0x9c/0x350 [ 66.261849][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 66.261863][ C0] report_bug+0x1e5/0x2e0 [ 66.261881][ C0] handle_bug+0x3d/0x70 [ 66.261895][ C0] exc_invalid_op+0x16/0x40 [ 66.261910][ C0] asm_exc_invalid_op+0x16/0x20 [ 66.261923][ C0] RIP: 0010:copy_from_user_nofault+0x15c/0x1c0 [ 66.261940][ C0] Code: db 48 c7 c0 f2 ff ff ff 48 0f 44 c5 eb 0c e8 7b c4 d5 ff 48 c7 c0 f2 ff ff ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 64 c4 d5 ff <0f> 0b e9 1e ff ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c ef fe ff [ 66.261952][ C0] RSP: 0018:ffffc90000d375f0 EFLAGS: 00010046 [ 66.261964][ C0] RAX: ffffffff81aa985c RBX: 0000000000000000 RCX: ffff88813fe21dc0 [ 66.261975][ C0] RDX: 0000000080000103 RSI: 0000000000000000 RDI: 0000000000000000 [ 66.261984][ C0] RBP: dffffc0000000000 R08: ffffffff81aa976d R09: ffffed1027fc43b9 [ 66.261995][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000035f31123 [ 66.262005][ C0] R13: 0000000000000008 R14: 0000000035f31123 R15: ffffc90000d37668 [ 66.262017][ C0] ? copy_from_user_nofault+0x6d/0x1c0 [ 66.262031][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 66.262049][ C0] bpf_probe_read_compat+0xe4/0x180 [ 66.262065][ C0] bpf_prog_c4f137fb4cb68b20+0x38/0xd58 [ 66.262078][ C0] bpf_trace_run3+0x1d1/0x380 [ 66.262093][ C0] ? bpf_trace_run2+0x340/0x340 [ 66.262107][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 66.262125][ C0] ? do_raw_spin_lock+0x14a/0x370 [ 66.262144][ C0] enqueue_timer+0x3ae/0x540 [ 66.262159][ C0] __mod_timer+0xa60/0xeb0 [ 66.262178][ C0] ? mod_timer_pending+0x20/0x20 [ 66.262198][ C0] ? srcu_gp_start+0x149/0x200 [ 66.262211][ C0] ? do_raw_spin_lock+0x14a/0x370 [ 66.262225][ C0] ? __queue_delayed_work+0x16b/0x210 [ 66.262241][ C0] queue_delayed_work_on+0x156/0x250 [ 66.262257][ C0] ? delayed_work_timer_fn+0x80/0x80 [ 66.262274][ C0] ? _raw_spin_unlock+0x24/0x40 [ 66.262290][ C0] ? srcu_gp_start+0x149/0x200 [ 66.262306][ C0] srcu_gp_start_if_needed+0x5dc/0x8f0 [ 66.262325][ C0] ? syscall_unregfunc+0x190/0x190 [ 66.262340][ C0] rcu_core+0xa15/0x1650 [ 66.262359][ C0] ? local_bh_disable+0x20/0x20 [ 66.262374][ C0] ? run_ksoftirqd+0xc1/0x120 [ 66.262388][ C0] ? lockdep_softirqs_on+0x590/0x590 [ 66.262401][ C0] ? do_raw_spin_unlock+0x137/0x8b0 [ 66.262417][ C0] ? finish_lock_switch+0x8f/0x100 [ 66.262434][ C0] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 66.262449][ C0] ? print_irqtrace_events+0x210/0x210 [ 66.262463][ C0] ? kvm_sched_clock_read+0x14/0x40 [ 66.262483][ C0] __do_softirq+0x3b3/0x93a [ 66.262500][ C0] ? run_ksoftirqd+0xc1/0x120 [ 66.262515][ C0] ? __entry_text_end+0x1fe9f7/0x1fe9f7 [ 66.262530][ C0] ? asm_sysvec_call_function_single+0x16/0x20 [ 66.262546][ C0] ? run_ksoftirqd+0xa3/0x120 [ 66.262560][ C0] ? lockdep_hardirqs_off+0x70/0x100 [ 66.262577][ C0] run_ksoftirqd+0xc1/0x120 [ 66.262591][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 66.262607][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 66.262622][ C0] smpboot_thread_fn+0x51b/0x9d0 [ 66.262640][ C0] kthread+0x3f6/0x4f0 [ 66.262653][ C0] ? cpu_report_death+0x180/0x180 [ 66.262666][ C0] ? kthread_blkcg+0xd0/0xd0 [ 66.262680][ C0] ret_from_fork+0x1f/0x30 [ 66.262700][ C0] [ 67.618273][ C0] WARNING: CPU: 0 PID: 14 at mm/maccess.c:226 copy_from_user_nofault+0x15c/0x1c0 [ 67.627393][ C0] Modules linked in: [ 67.631291][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Not tainted 5.15.158-syzkaller #0 [ 67.639531][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 67.649586][ C0] RIP: 0010:copy_from_user_nofault+0x15c/0x1c0 [ 67.655787][ C0] Code: db 48 c7 c0 f2 ff ff ff 48 0f 44 c5 eb 0c e8 7b c4 d5 ff 48 c7 c0 f2 ff ff ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 64 c4 d5 ff <0f> 0b e9 1e ff ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c ef fe ff [ 67.675802][ C0] RSP: 0018:ffffc90000d375f0 EFLAGS: 00010046 [ 67.682384][ C0] RAX: ffffffff81aa985c RBX: 0000000000000000 RCX: ffff88813fe21dc0 [ 67.691162][ C0] RDX: 0000000080000103 RSI: 0000000000000000 RDI: 0000000000000000 [ 67.699154][ C0] RBP: dffffc0000000000 R08: ffffffff81aa976d R09: ffffed1027fc43b9 [ 67.707325][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000035f31123 [ 67.715314][ C0] R13: 0000000000000008 R14: 0000000035f31123 R15: ffffc90000d37668 [ 67.723656][ C0] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 67.732680][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.739416][ C0] CR2: 0000555555ad0da8 CR3: 000000001730c000 CR4: 00000000003506f0 [ 67.747403][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.755532][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.763610][ C0] Call Trace: [ 67.766905][ C0] [ 67.769967][ C0] ? __warn+0x15b/0x300 [ 67.774193][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 67.779942][ C0] ? report_bug+0x1b7/0x2e0 [ 67.784469][ C0] ? handle_bug+0x3d/0x70 [ 67.788893][ C0] ? exc_invalid_op+0x16/0x40 [ 67.793576][ C0] ? asm_exc_invalid_op+0x16/0x20 [ 67.798610][ C0] ? copy_from_user_nofault+0x6d/0x1c0 [ 67.804068][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 67.809617][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 67.815194][ C0] bpf_probe_read_compat+0xe4/0x180 [ 67.820400][ C0] bpf_prog_c4f137fb4cb68b20+0x38/0xd58 [ 67.825950][ C0] bpf_trace_run3+0x1d1/0x380 [ 67.830663][ C0] ? bpf_trace_run2+0x340/0x340 [ 67.835599][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 67.841500][ C0] ? do_raw_spin_lock+0x14a/0x370 [ 67.846712][ C0] enqueue_timer+0x3ae/0x540 [ 67.851652][ C0] __mod_timer+0xa60/0xeb0 [ 67.856105][ C0] ? mod_timer_pending+0x20/0x20 [ 67.861056][ C0] ? srcu_gp_start+0x149/0x200 [ 67.865825][ C0] ? do_raw_spin_lock+0x14a/0x370 [ 67.870880][ C0] ? __queue_delayed_work+0x16b/0x210 [ 67.876526][ C0] queue_delayed_work_on+0x156/0x250 [ 67.881836][ C0] ? delayed_work_timer_fn+0x80/0x80 [ 67.887413][ C0] ? _raw_spin_unlock+0x24/0x40 [ 67.892270][ C0] ? srcu_gp_start+0x149/0x200 [ 67.897127][ C0] srcu_gp_start_if_needed+0x5dc/0x8f0 [ 67.902592][ C0] ? syscall_unregfunc+0x190/0x190 [ 67.907705][ C0] rcu_core+0xa15/0x1650 [ 67.911956][ C0] ? local_bh_disable+0x20/0x20 [ 67.916809][ C0] ? run_ksoftirqd+0xc1/0x120 [ 67.921488][ C0] ? lockdep_softirqs_on+0x590/0x590 [ 67.926771][ C0] ? do_raw_spin_unlock+0x137/0x8b0 [ 67.932263][ C0] ? finish_lock_switch+0x8f/0x100 [ 67.937387][ C0] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 67.943368][ C0] ? print_irqtrace_events+0x210/0x210 [ 67.948972][ C0] ? kvm_sched_clock_read+0x14/0x40 [ 67.954174][ C0] __do_softirq+0x3b3/0x93a [ 67.958807][ C0] ? run_ksoftirqd+0xc1/0x120 [ 67.963497][ C0] ? __entry_text_end+0x1fe9f7/0x1fe9f7 [ 67.969044][ C0] ? asm_sysvec_call_function_single+0x16/0x20 [ 67.975217][ C0] ? run_ksoftirqd+0xa3/0x120 [ 67.979929][ C0] ? lockdep_hardirqs_off+0x70/0x100 [ 67.985222][ C0] run_ksoftirqd+0xc1/0x120 [ 67.989820][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 67.995023][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 68.000308][ C0] smpboot_thread_fn+0x51b/0x9d0 [ 68.005346][ C0] kthread+0x3f6/0x4f0 [ 68.009411][ C0] ? cpu_report_death+0x180/0x180 [ 68.014432][ C0] ? kthread_blkcg+0xd0/0xd0 [ 68.019022][ C0] ret_from_fork+0x1f/0x30 [ 68.023447][ C0] [ 68.026469][ C0] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 68.033745][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Not tainted 5.15.158-syzkaller #0 [ 68.041810][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 68.051886][ C0] Call Trace: [ 68.055192][ C0] [ 68.058216][ C0] dump_stack_lvl+0x1e3/0x2d0 [ 68.062899][ C0] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 68.068532][ C0] ? panic+0x860/0x860 [ 68.072609][ C0] ? copy_from_user_nofault+0x100/0x1c0 [ 68.078159][ C0] ? copy_from_user_nofault+0x100/0x1c0 [ 68.083798][ C0] panic+0x318/0x860 [ 68.087783][ C0] ? __warn+0x16a/0x300 [ 68.091960][ C0] ? fb_is_primary_device+0xd0/0xd0 [ 68.097162][ C0] ? ret_from_fork+0x1f/0x30 [ 68.101869][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 68.107439][ C0] __warn+0x2b2/0x300 [ 68.111423][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 68.116969][ C0] report_bug+0x1b7/0x2e0 [ 68.121309][ C0] handle_bug+0x3d/0x70 [ 68.125483][ C0] exc_invalid_op+0x16/0x40 [ 68.129986][ C0] asm_exc_invalid_op+0x16/0x20 [ 68.134925][ C0] RIP: 0010:copy_from_user_nofault+0x15c/0x1c0 [ 68.141078][ C0] Code: db 48 c7 c0 f2 ff ff ff 48 0f 44 c5 eb 0c e8 7b c4 d5 ff 48 c7 c0 f2 ff ff ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 64 c4 d5 ff <0f> 0b e9 1e ff ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c ef fe ff [ 68.161012][ C0] RSP: 0018:ffffc90000d375f0 EFLAGS: 00010046 [ 68.167131][ C0] RAX: ffffffff81aa985c RBX: 0000000000000000 RCX: ffff88813fe21dc0 [ 68.175106][ C0] RDX: 0000000080000103 RSI: 0000000000000000 RDI: 0000000000000000 [ 68.183078][ C0] RBP: dffffc0000000000 R08: ffffffff81aa976d R09: ffffed1027fc43b9 [ 68.191145][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000035f31123 [ 68.199312][ C0] R13: 0000000000000008 R14: 0000000035f31123 R15: ffffc90000d37668 [ 68.208070][ C0] ? copy_from_user_nofault+0x6d/0x1c0 [ 68.213535][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 68.219085][ C0] bpf_probe_read_compat+0xe4/0x180 [ 68.224380][ C0] bpf_prog_c4f137fb4cb68b20+0x38/0xd58 [ 68.229929][ C0] bpf_trace_run3+0x1d1/0x380 [ 68.234627][ C0] ? bpf_trace_run2+0x340/0x340 [ 68.239504][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 68.245432][ C0] ? do_raw_spin_lock+0x14a/0x370 [ 68.250466][ C0] enqueue_timer+0x3ae/0x540 [ 68.255071][ C0] __mod_timer+0xa60/0xeb0 [ 68.259498][ C0] ? mod_timer_pending+0x20/0x20 [ 68.264525][ C0] ? srcu_gp_start+0x149/0x200 [ 68.269302][ C0] ? do_raw_spin_lock+0x14a/0x370 [ 68.274437][ C0] ? __queue_delayed_work+0x16b/0x210 [ 68.279811][ C0] queue_delayed_work_on+0x156/0x250 [ 68.285099][ C0] ? delayed_work_timer_fn+0x80/0x80 [ 68.290427][ C0] ? _raw_spin_unlock+0x24/0x40 [ 68.295280][ C0] ? srcu_gp_start+0x149/0x200 [ 68.300043][ C0] srcu_gp_start_if_needed+0x5dc/0x8f0 [ 68.305509][ C0] ? syscall_unregfunc+0x190/0x190 [ 68.310623][ C0] rcu_core+0xa15/0x1650 [ 68.314878][ C0] ? local_bh_disable+0x20/0x20 [ 68.319816][ C0] ? run_ksoftirqd+0xc1/0x120 [ 68.324496][ C0] ? lockdep_softirqs_on+0x590/0x590 [ 68.329782][ C0] ? do_raw_spin_unlock+0x137/0x8b0 [ 68.334984][ C0] ? finish_lock_switch+0x8f/0x100 [ 68.340101][ C0] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 68.346080][ C0] ? print_irqtrace_events+0x210/0x210 [ 68.351564][ C0] ? kvm_sched_clock_read+0x14/0x40 [ 68.356771][ C0] __do_softirq+0x3b3/0x93a [ 68.361488][ C0] ? run_ksoftirqd+0xc1/0x120 [ 68.366337][ C0] ? __entry_text_end+0x1fe9f7/0x1fe9f7 [ 68.371930][ C0] ? asm_sysvec_call_function_single+0x16/0x20 [ 68.378265][ C0] ? run_ksoftirqd+0xa3/0x120 [ 68.382944][ C0] ? lockdep_hardirqs_off+0x70/0x100 [ 68.388403][ C0] run_ksoftirqd+0xc1/0x120 [ 68.392949][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 68.398240][ C0] ? ksoftirqd_should_run+0x20/0x20 [ 68.403536][ C0] smpboot_thread_fn+0x51b/0x9d0 [ 68.408499][ C0] kthread+0x3f6/0x4f0 [ 68.412571][ C0] ? cpu_report_death+0x180/0x180 [ 68.417594][ C0] ? kthread_blkcg+0xd0/0xd0 [ 68.422197][ C0] ret_from_fork+0x1f/0x30 [ 68.426753][ C0] [ 68.429842][ C0] Kernel Offset: disabled [ 68.434176][ C0] Rebooting in 86400 seconds..