Warning: Permanently added '10.128.1.81' (ED25519) to the list of known hosts. [ 65.913444][ T154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.921515][ T154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.936285][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 65.949574][ T370] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 executing program executing program executing program [ 65.958039][ T370] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.966887][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 72.373104][ C0] ------------[ cut here ]------------ [ 72.373691][ C0] [ 72.373696][ C0] ====================================================== [ 72.373701][ C0] WARNING: possible circular locking dependency detected [ 72.373705][ C0] 5.15.153-syzkaller #0 Not tainted [ 72.373713][ C0] ------------------------------------------------------ [ 72.373717][ C0] kworker/0:1/13 is trying to acquire lock: [ 72.373724][ C0] ffffffff8c9142a0 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x2c/0x60 [ 72.373777][ C0] [ 72.373777][ C0] but task is already holding lock: [ 72.373781][ C0] ffff8880b9a2a218 (hrtimer_bases.lock){-.-.}-{2:2}, at: __hrtimer_run_queues+0x662/0xcf0 [ 72.373812][ C0] [ 72.373812][ C0] which lock already depends on the new lock. [ 72.373812][ C0] [ 72.373816][ C0] [ 72.373816][ C0] the existing dependency chain (in reverse order) is: [ 72.373820][ C0] [ 72.373820][ C0] -> #6 (hrtimer_bases.lock){-.-.}-{2:2}: [ 72.373839][ C0] lock_acquire+0x1db/0x4f0 [ 72.373852][ C0] _raw_spin_lock_irqsave+0xd1/0x120 [ 72.373868][ C0] hrtimer_start_range_ns+0xd8/0xc50 [ 72.373882][ C0] enqueue_task_rt+0x5a0/0xbf0 [ 72.373896][ C0] enqueue_task+0x181/0x3a0 [ 72.373911][ C0] __sched_setscheduler+0x13bf/0x1e20 [ 72.373924][ C0] sched_set_fifo+0x10e/0x1e0 [ 72.373945][ C0] drm_vblank_worker_init+0x149/0x190 [ 72.373963][ C0] drm_vblank_init+0x274/0x330 [ 72.373975][ C0] vkms_init+0x330/0x6c6 [ 72.373990][ C0] do_one_initcall+0x22b/0x7a0 [ 72.374005][ C0] do_initcall_level+0x157/0x207 [ 72.374020][ C0] do_initcalls+0x49/0x86 [ 72.374033][ C0] kernel_init_freeable+0x425/0x5b5 [ 72.374047][ C0] kernel_init+0x19/0x290 [ 72.374061][ C0] ret_from_fork+0x1f/0x30 [ 72.374075][ C0] [ 72.374075][ C0] -> #5 (&rt_b->rt_runtime_lock){-...}-{2:2}: [ 72.374093][ C0] lock_acquire+0x1db/0x4f0 [ 72.374104][ C0] _raw_spin_lock+0x2a/0x40 [ 72.374117][ C0] rq_online_rt+0x123/0x300 [ 72.374131][ C0] sched_cpu_activate+0x508/0x6b0 [ 72.374145][ C0] cpuhp_invoke_callback+0x49f/0x820 [ 72.374162][ C0] cpuhp_thread_fun+0x3ee/0x790 [ 72.374177][ C0] smpboot_thread_fn+0x51b/0x9d0 [ 72.374189][ C0] kthread+0x3f6/0x4f0 [ 72.374201][ C0] ret_from_fork+0x1f/0x30 [ 72.374215][ C0] [ 72.374215][ C0] -> #4 (&rq->__lock){-.-.}-{2:2}: [ 72.374232][ C0] lock_acquire+0x1db/0x4f0 [ 72.374244][ C0] _raw_spin_lock_nested+0x2d/0x40 [ 72.374258][ C0] raw_spin_rq_lock_nested+0x26/0x140 [ 72.374273][ C0] task_fork_fair+0x5d/0x350 [ 72.374286][ C0] sched_cgroup_fork+0x2d3/0x330 [ 72.374301][ C0] copy_process+0x224a/0x3ef0 [ 72.374313][ C0] kernel_clone+0x210/0x960 [ 72.374326][ C0] kernel_thread+0x168/0x1e0 [ 72.374338][ C0] rest_init+0x21/0x330 [ 72.374351][ C0] start_kernel+0x48c/0x535 [ 72.374364][ C0] secondary_startup_64_no_verify+0xb1/0xbb [ 72.374384][ C0] [ 72.374384][ C0] -> #3 (&p->pi_lock){-.-.}-{2:2}: [ 72.374402][ C0] lock_acquire+0x1db/0x4f0 [ 72.374413][ C0] _raw_spin_lock_irqsave+0xd1/0x120 [ 72.374428][ C0] try_to_wake_up+0xae/0x1300 [ 72.374442][ C0] __wake_up_common+0x2a0/0x4e0 [ 72.374457][ C0] __wake_up+0x112/0x1c0 [ 72.374471][ C0] tty_port_default_wakeup+0xa8/0x100 [ 72.374484][ C0] serial8250_tx_chars+0x60d/0x800 [ 72.374499][ C0] serial8250_handle_irq+0x505/0x600 [ 72.374513][ C0] serial8250_default_handle_irq+0xc8/0x1e0 [ 72.374527][ C0] serial8250_interrupt+0xa1/0x1e0 [ 72.374540][ C0] __handle_irq_event_percpu+0x292/0xa70 [ 72.374556][ C0] handle_irq_event+0xff/0x2b0 [ 72.374570][ C0] handle_edge_irq+0x245/0xbf0 [ 72.374582][ C0] __common_interrupt+0xd7/0x1f0 [ 72.374595][ C0] common_interrupt+0x9f/0xc0 [ 72.374607][ C0] asm_common_interrupt+0x22/0x40 [ 72.374622][ C0] lock_acquire+0x252/0x4f0 [ 72.374634][ C0] _raw_spin_lock+0x2a/0x40 [ 72.374647][ C0] validate_mm+0x36e/0x990 [ 72.374658][ C0] mmap_region+0x1422/0x1670 [ 72.374670][ C0] do_mmap+0x78d/0xe00 [ 72.374681][ C0] vm_mmap_pgoff+0x1ca/0x2d0 [ 72.374696][ C0] load_elf_binary+0xfe0/0x2750 [ 72.374711][ C0] bprm_execve+0x8fd/0x17c0 [ 72.374725][ C0] do_execveat_common+0x583/0x720 [ 72.374740][ C0] __x64_sys_execve+0x8e/0xa0 [ 72.374753][ C0] do_syscall_64+0x3d/0xb0 [ 72.374768][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 72.374784][ C0] [ 72.374784][ C0] -> #2 (&tty->write_wait){-...}-{2:2}: [ 72.374802][ C0] lock_acquire+0x1db/0x4f0 [ 72.374813][ C0] _raw_spin_lock_irqsave+0xd1/0x120 [ 72.374827][ C0] __wake_up+0xf5/0x1c0 [ 72.374841][ C0] tty_port_default_wakeup+0xa8/0x100 [ 72.374854][ C0] serial8250_tx_chars+0x60d/0x800 [ 72.374868][ C0] serial8250_handle_irq+0x505/0x600 [ 72.374882][ C0] serial8250_default_handle_irq+0xc8/0x1e0 [ 72.374897][ C0] serial8250_interrupt+0xa1/0x1e0 [ 72.374910][ C0] __handle_irq_event_percpu+0x292/0xa70 [ 72.374925][ C0] handle_irq_event+0xff/0x2b0 [ 72.374939][ C0] handle_edge_irq+0x245/0xbf0 [ 72.374950][ C0] __common_interrupt+0xd7/0x1f0 [ 72.374963][ C0] common_interrupt+0x9f/0xc0 [ 72.374975][ C0] asm_common_interrupt+0x22/0x40 [ 72.374990][ C0] _raw_spin_unlock_irqrestore+0xd4/0x130 [ 72.375004][ C0] uart_write+0x6af/0x930 [ 72.375019][ C0] n_tty_write+0xd7e/0x1280 [ 72.375033][ C0] file_tty_write+0x561/0x920 [ 72.375047][ C0] vfs_write+0xacf/0xe50 [ 72.375060][ C0] ksys_write+0x1a2/0x2c0 [ 72.375074][ C0] do_syscall_64+0x3d/0xb0 [ 72.375088][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 72.375104][ C0] [ 72.375104][ C0] -> #1 (&port_lock_key){-...}-{2:2}: [ 72.375121][ C0] lock_acquire+0x1db/0x4f0 [ 72.375133][ C0] _raw_spin_lock_irqsave+0xd1/0x120 [ 72.375147][ C0] serial8250_console_write+0x19d/0x1180 [ 72.375162][ C0] console_unlock+0xced/0x12b0 [ 72.375174][ C0] vprintk_emit+0xbf/0x150 [ 72.375186][ C0] _printk+0xd1/0x111 [ 72.375199][ C0] register_console+0x68c/0x970 [ 72.375211][ C0] univ8250_console_init+0x41/0x43 [ 72.375226][ C0] console_init+0x18c/0x652 [ 72.375238][ C0] start_kernel+0x301/0x535 [ 72.375251][ C0] secondary_startup_64_no_verify+0xb1/0xbb [ 72.375267][ C0] [ 72.375267][ C0] -> #0 (console_owner){..-.}-{0:0}: [ 72.375284][ C0] validate_chain+0x1649/0x5930 [ 72.375297][ C0] __lock_acquire+0x1295/0x1ff0 [ 72.375309][ C0] lock_acquire+0x1db/0x4f0 [ 72.375320][ C0] console_lock_spinning_enable+0x51/0x60 [ 72.375334][ C0] console_unlock+0xa47/0x12b0 [ 72.375347][ C0] vprintk_emit+0xbf/0x150 [ 72.375359][ C0] _printk+0xd1/0x111 [ 72.375376][ C0] report_bug+0x1e5/0x2e0 [ 72.375389][ C0] handle_bug+0x3d/0x70 [ 72.375400][ C0] exc_invalid_op+0x16/0x40 [ 72.375412][ C0] asm_exc_invalid_op+0x16/0x20 [ 72.375426][ C0] copy_from_user_nofault+0x15c/0x1c0 [ 72.375439][ C0] bpf_probe_read_user+0x26/0x70 [ 72.375452][ C0] bpf_prog_690f12e098ef46de+0x32/0x308 [ 72.375464][ C0] bpf_trace_run2+0x19e/0x340 [ 72.375477][ C0] enqueue_hrtimer+0x324/0x390 [ 72.375489][ C0] __hrtimer_run_queues+0x6b6/0xcf0 [ 72.375502][ C0] hrtimer_run_softirq+0x196/0x2c0 [ 72.375515][ C0] __do_softirq+0x3b3/0x93a [ 72.375530][ C0] __irq_exit_rcu+0x155/0x240 [ 72.375542][ C0] irq_exit_rcu+0x5/0x20 [ 72.375553][ C0] sysvec_apic_timer_interrupt+0x91/0xb0 [ 72.375567][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 72.375583][ C0] _raw_spin_unlock_irqrestore+0xd4/0x130 [ 72.375598][ C0] srcu_invoke_callbacks+0x1ed/0x400 [ 72.375612][ C0] process_one_work+0x8a1/0x10c0 [ 72.375627][ C0] worker_thread+0xaca/0x1280 [ 72.375641][ C0] kthread+0x3f6/0x4f0 [ 72.375652][ C0] ret_from_fork+0x1f/0x30 [ 72.375666][ C0] [ 72.375666][ C0] other info that might help us debug this: [ 72.375666][ C0] [ 72.375670][ C0] Chain exists of: [ 72.375670][ C0] console_owner --> &rt_b->rt_runtime_lock --> hrtimer_bases.lock [ 72.375670][ C0] [ 72.375690][ C0] Possible unsafe locking scenario: [ 72.375690][ C0] [ 72.375694][ C0] CPU0 CPU1 [ 72.375697][ C0] ---- ---- [ 72.375700][ C0] lock(hrtimer_bases.lock); [ 72.375708][ C0] lock(&rt_b->rt_runtime_lock); [ 72.375717][ C0] lock(hrtimer_bases.lock); [ 72.375726][ C0] lock(console_owner); [ 72.375734][ C0] [ 72.375734][ C0] *** DEADLOCK *** [ 72.375734][ C0] [ 72.375737][ C0] 5 locks held by kworker/0:1/13: [ 72.375745][ C0] #0: ffff888011c72138 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0 [ 72.375779][ C0] #1: ffffc90000d27d20 ((work_completion)(&sdp->work)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0 [ 72.375814][ C0] #2: ffff8880b9a2a218 (hrtimer_bases.lock){-.-.}-{2:2}, at: __hrtimer_run_queues+0x662/0xcf0 [ 72.375846][ C0] #3: ffffffff8c91f720 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 72.375879][ C0] #4: ffffffff8c7fbfe0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0xa6/0x150 [ 72.375911][ C0] [ 72.375911][ C0] stack backtrace: [ 72.375915][ C0] CPU: 0 PID: 13 Comm: kworker/0:1 Not tainted 5.15.153-syzkaller #0 [ 72.375930][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 72.375939][ C0] Workqueue: rcu_gp srcu_invoke_callbacks [ 72.375953][ C0] Call Trace: [ 72.375958][ C0] [ 72.375962][ C0] dump_stack_lvl+0x1e3/0x2cb [ 72.375981][ C0] ? io_uring_drop_tctx_refs+0x19d/0x19d [ 72.376001][ C0] ? print_circular_bug+0x12b/0x1a0 [ 72.376017][ C0] check_noncircular+0x2f8/0x3b0 [ 72.376033][ C0] ? add_chain_block+0x850/0x850 [ 72.376048][ C0] ? lockdep_lock+0x11f/0x2a0 [ 72.376070][ C0] validate_chain+0x1649/0x5930 [ 72.376093][ C0] ? reacquire_held_locks+0x660/0x660 [ 72.376109][ C0] ? format_decode+0x72f/0x1f10 [ 72.376128][ C0] ? lockdep_unlock+0x166/0x300 [ 72.376148][ C0] ? mark_lock+0x98/0x340 [ 72.376162][ C0] __lock_acquire+0x1295/0x1ff0 [ 72.376181][ C0] lock_acquire+0x1db/0x4f0 [ 72.376194][ C0] ? console_lock_spinning_enable+0x2c/0x60 [ 72.376212][ C0] ? read_lock_is_recursive+0x10/0x10 [ 72.376226][ C0] ? console_lock_spinning_enable+0x2c/0x60 [ 72.376242][ C0] ? __lock_acquire+0x1ff0/0x1ff0 [ 72.376254][ C0] ? do_raw_spin_lock+0x14a/0x370 [ 72.376275][ C0] console_lock_spinning_enable+0x51/0x60 [ 72.376290][ C0] ? console_lock_spinning_enable+0x2c/0x60 [ 72.376304][ C0] console_unlock+0xa47/0x12b0 [ 72.376322][ C0] ? console_trylock_spinning+0x3f0/0x3f0 [ 72.376338][ C0] ? __down_trylock_console_sem+0x1f2/0x250 [ 72.376353][ C0] ? vprintk_emit+0xa6/0x150 [ 72.376376][ C0] ? printk_parse_prefix+0x2c0/0x2c0 [ 72.376390][ C0] ? vprintk_emit+0xa6/0x150 [ 72.376403][ C0] ? console_trylock+0x70/0x70 [ 72.376418][ C0] ? __lock_acquire+0x1295/0x1ff0 [ 72.376435][ C0] ? vprintk_emit+0x150/0x150 [ 72.376454][ C0] vprintk_emit+0xbf/0x150 [ 72.376468][ C0] _printk+0xd1/0x111 [ 72.376483][ C0] ? report_bug+0x16e/0x2e0 [ 72.376498][ C0] ? panic+0x84d/0x84d [ 72.376513][ C0] ? find_bug+0x9c/0x350 [ 72.376528][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 72.376541][ C0] report_bug+0x1e5/0x2e0 [ 72.376558][ C0] handle_bug+0x3d/0x70 [ 72.376570][ C0] exc_invalid_op+0x16/0x40 [ 72.376583][ C0] asm_exc_invalid_op+0x16/0x20 [ 72.376599][ C0] RIP: 0010:copy_from_user_nofault+0x15c/0x1c0 [ 72.376614][ C0] Code: db 48 c7 c0 f2 ff ff ff 48 0f 44 c5 eb 0c e8 6b dc d5 ff 48 c7 c0 f2 ff ff ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 54 dc d5 ff <0f> 0b e9 1e ff ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c ef fe ff [ 72.376626][ C0] RSP: 0018:ffffc90000007b08 EFLAGS: 00010046 [ 72.376637][ C0] RAX: ffffffff81aa5d5c RBX: 0000000000000000 RCX: ffff88813fe20000 [ 72.376648][ C0] RDX: 0000000080000103 RSI: 0000000000000000 RDI: 0000000000000000 [ 72.376658][ C0] RBP: dffffc0000000000 R08: ffffffff81aa5c6d R09: fffffbfff1f7a019 [ 72.376669][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 72.376678][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: ffffc90000007b68 [ 72.376690][ C0] ? copy_from_user_nofault+0x6d/0x1c0 [ 72.376704][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 72.376720][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 72.376735][ C0] bpf_probe_read_user+0x26/0x70 [ 72.376749][ C0] bpf_prog_690f12e098ef46de+0x32/0x308 [ 72.376761][ C0] bpf_trace_run2+0x19e/0x340 [ 72.376775][ C0] ? _raw_spin_lock_irq+0xa9/0x110 [ 72.376791][ C0] ? bpf_trace_run1+0x2f0/0x2f0 [ 72.376809][ C0] enqueue_hrtimer+0x324/0x390 [ 72.376823][ C0] __hrtimer_run_queues+0x6b6/0xcf0 [ 72.376844][ C0] ? hrtimer_interrupt+0x980/0x980 [ 72.376857][ C0] ? ktime_get_update_offsets_now+0x407/0x420 [ 72.376877][ C0] hrtimer_run_softirq+0x196/0x2c0 [ 72.376892][ C0] __do_softirq+0x3b3/0x93a [ 72.376910][ C0] ? __irq_exit_rcu+0x155/0x240 [ 72.376925][ C0] ? __entry_text_end+0x1feabc/0x1feabc [ 72.376942][ C0] ? hrtimer_interrupt+0x76b/0x980 [ 72.376957][ C0] ? irqtime_account_irq+0xd0/0x1e0 [ 72.376974][ C0] __irq_exit_rcu+0x155/0x240 [ 72.376987][ C0] ? irq_exit_rcu+0x20/0x20 [ 72.377005][ C0] irq_exit_rcu+0x5/0x20 [ 72.377017][ C0] sysvec_apic_timer_interrupt+0x91/0xb0 [ 72.377032][ C0] [ 72.377036][ C0] [ 72.377040][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 72.377057][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0xd4/0x130 [ 72.377074][ C0] Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 a2 82 a4 f7 f6 44 24 21 02 75 4e 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 d7 cb 31 f7 65 8b 05 a8 f9 dc 75 85 c0 74 3f 48 c7 04 24 0e 36 [ 72.377085][ C0] RSP: 0018:ffffc90000d27aa0 EFLAGS: 00000206 [ 72.377096][ C0] RAX: dde817764f03a000 RBX: 1ffff920001a4f58 RCX: ffffffff8162f8e8 [ 72.377107][ C0] RDX: dffffc0000000000 RSI: ffffffff8a8b1500 RDI: 0000000000000001 [ 72.377117][ C0] RBP: ffffc90000d27b30 R08: dffffc0000000000 R09: fffffbfff1f7a01b [ 72.377128][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 72.377138][ C0] R13: 1ffff920001a4f54 R14: ffffc90000d27ac0 R15: 0000000000000246 [ 72.377152][ C0] ? mark_lock+0x98/0x340 [ 72.377167][ C0] ? _raw_spin_unlock+0x40/0x40 [ 72.377182][ C0] ? debug_object_active_state+0x6b/0x380 [ 72.377202][ C0] srcu_invoke_callbacks+0x1ed/0x400 [ 72.377217][ C0] ? read_lock_is_recursive+0x10/0x10 [ 72.377233][ C0] ? try_check_zero+0x360/0x360 [ 72.377246][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 72.377263][ C0] ? do_raw_spin_unlock+0x137/0x8b0 [ 72.377280][ C0] process_one_work+0x8a1/0x10c0 [ 72.377301][ C0] ? worker_detach_from_pool+0x260/0x260 [ 72.377324][ C0] ? _raw_spin_lock_irqsave+0x120/0x120 [ 72.377340][ C0] ? kthread_data+0x4e/0xc0 [ 72.377353][ C0] ? wq_worker_running+0x97/0x170 [ 72.377373][ C0] worker_thread+0xaca/0x1280 [ 72.377397][ C0] kthread+0x3f6/0x4f0 [ 72.377410][ C0] ? rcu_lock_release+0x20/0x20 [ 72.377425][ C0] ? kthread_blkcg+0xd0/0xd0 [ 72.377439][ C0] ret_from_fork+0x1f/0x30 [ 72.377458][ C0] [ 73.913502][ C0] WARNING: CPU: 0 PID: 13 at mm/maccess.c:226 copy_from_user_nofault+0x15c/0x1c0 [ 73.922614][ C0] Modules linked in: [ 73.926497][ C0] CPU: 0 PID: 13 Comm: kworker/0:1 Not tainted 5.15.153-syzkaller #0 [ 73.934554][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 73.944599][ C0] Workqueue: rcu_gp srcu_invoke_callbacks [ 73.950329][ C0] RIP: 0010:copy_from_user_nofault+0x15c/0x1c0 [ 73.956474][ C0] Code: db 48 c7 c0 f2 ff ff ff 48 0f 44 c5 eb 0c e8 6b dc d5 ff 48 c7 c0 f2 ff ff ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 54 dc d5 ff <0f> 0b e9 1e ff ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c ef fe ff [ 73.976073][ C0] RSP: 0018:ffffc90000007b08 EFLAGS: 00010046 [ 73.982136][ C0] RAX: ffffffff81aa5d5c RBX: 0000000000000000 RCX: ffff88813fe20000 [ 73.990099][ C0] RDX: 0000000080000103 RSI: 0000000000000000 RDI: 0000000000000000 [ 73.998064][ C0] RBP: dffffc0000000000 R08: ffffffff81aa5c6d R09: fffffbfff1f7a019 [ 74.006030][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 74.014076][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: ffffc90000007b68 [ 74.022037][ C0] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 74.030955][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.037531][ C0] CR2: 00007f687728200f CR3: 000000001d3fa000 CR4: 00000000003506f0 [ 74.045499][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.053637][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.061598][ C0] Call Trace: [ 74.064895][ C0] [ 74.067736][ C0] ? __warn+0x15b/0x300 [ 74.071897][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 74.077437][ C0] ? report_bug+0x1b7/0x2e0 [ 74.081934][ C0] ? handle_bug+0x3d/0x70 [ 74.086256][ C0] ? exc_invalid_op+0x16/0x40 [ 74.090924][ C0] ? asm_exc_invalid_op+0x16/0x20 [ 74.095961][ C0] ? copy_from_user_nofault+0x6d/0x1c0 [ 74.101412][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 74.106952][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 74.112489][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 74.118042][ C0] bpf_probe_read_user+0x26/0x70 [ 74.122972][ C0] bpf_prog_690f12e098ef46de+0x32/0x308 [ 74.128512][ C0] bpf_trace_run2+0x19e/0x340 [ 74.133192][ C0] ? _raw_spin_lock_irq+0xa9/0x110 [ 74.138310][ C0] ? bpf_trace_run1+0x2f0/0x2f0 [ 74.143175][ C0] enqueue_hrtimer+0x324/0x390 [ 74.147956][ C0] __hrtimer_run_queues+0x6b6/0xcf0 [ 74.153154][ C0] ? hrtimer_interrupt+0x980/0x980 [ 74.158257][ C0] ? ktime_get_update_offsets_now+0x407/0x420 [ 74.164494][ C0] hrtimer_run_softirq+0x196/0x2c0 [ 74.169603][ C0] __do_softirq+0x3b3/0x93a [ 74.174106][ C0] ? __irq_exit_rcu+0x155/0x240 [ 74.178954][ C0] ? __entry_text_end+0x1feabc/0x1feabc [ 74.184492][ C0] ? hrtimer_interrupt+0x76b/0x980 [ 74.189600][ C0] ? irqtime_account_irq+0xd0/0x1e0 [ 74.194796][ C0] __irq_exit_rcu+0x155/0x240 [ 74.199463][ C0] ? irq_exit_rcu+0x20/0x20 [ 74.203970][ C0] irq_exit_rcu+0x5/0x20 [ 74.208224][ C0] sysvec_apic_timer_interrupt+0x91/0xb0 [ 74.213855][ C0] [ 74.216781][ C0] [ 74.219704][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 74.225704][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0xd4/0x130 [ 74.232203][ C0] Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 a2 82 a4 f7 f6 44 24 21 02 75 4e 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 d7 cb 31 f7 65 8b 05 a8 f9 dc 75 85 c0 74 3f 48 c7 04 24 0e 36 [ 74.251799][ C0] RSP: 0018:ffffc90000d27aa0 EFLAGS: 00000206 [ 74.257863][ C0] RAX: dde817764f03a000 RBX: 1ffff920001a4f58 RCX: ffffffff8162f8e8 [ 74.266786][ C0] RDX: dffffc0000000000 RSI: ffffffff8a8b1500 RDI: 0000000000000001 [ 74.274763][ C0] RBP: ffffc90000d27b30 R08: dffffc0000000000 R09: fffffbfff1f7a01b [ 74.282734][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 74.290713][ C0] R13: 1ffff920001a4f54 R14: ffffc90000d27ac0 R15: 0000000000000246 [ 74.298682][ C0] ? mark_lock+0x98/0x340 [ 74.303008][ C0] ? _raw_spin_unlock+0x40/0x40 [ 74.307850][ C0] ? debug_object_active_state+0x6b/0x380 [ 74.313568][ C0] srcu_invoke_callbacks+0x1ed/0x400 [ 74.318848][ C0] ? read_lock_is_recursive+0x10/0x10 [ 74.324322][ C0] ? try_check_zero+0x360/0x360 [ 74.329162][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 74.335075][ C0] ? do_raw_spin_unlock+0x137/0x8b0 [ 74.340277][ C0] process_one_work+0x8a1/0x10c0 [ 74.345212][ C0] ? worker_detach_from_pool+0x260/0x260 [ 74.350840][ C0] ? _raw_spin_lock_irqsave+0x120/0x120 [ 74.356383][ C0] ? kthread_data+0x4e/0xc0 [ 74.360879][ C0] ? wq_worker_running+0x97/0x170 [ 74.365894][ C0] worker_thread+0xaca/0x1280 [ 74.370574][ C0] kthread+0x3f6/0x4f0 [ 74.374638][ C0] ? rcu_lock_release+0x20/0x20 [ 74.379483][ C0] ? kthread_blkcg+0xd0/0xd0 [ 74.384066][ C0] ret_from_fork+0x1f/0x30 [ 74.388483][ C0] [ 74.391494][ C0] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 74.398763][ C0] CPU: 0 PID: 13 Comm: kworker/0:1 Not tainted 5.15.153-syzkaller #0 [ 74.406817][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 74.416884][ C0] Workqueue: rcu_gp srcu_invoke_callbacks [ 74.422598][ C0] Call Trace: [ 74.425870][ C0] [ 74.428707][ C0] dump_stack_lvl+0x1e3/0x2cb [ 74.433379][ C0] ? io_uring_drop_tctx_refs+0x19d/0x19d [ 74.439004][ C0] ? panic+0x84d/0x84d [ 74.443066][ C0] ? panic+0x84d/0x84d [ 74.447133][ C0] ? copy_from_user_nofault+0x100/0x1c0 [ 74.452669][ C0] ? copy_from_user_nofault+0x100/0x1c0 [ 74.458207][ C0] panic+0x318/0x84d [ 74.462099][ C0] ? __warn+0x16a/0x300 [ 74.466247][ C0] ? fb_is_primary_device+0xcc/0xcc [ 74.471443][ C0] ? ret_from_fork+0x1f/0x30 [ 74.476052][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 74.481594][ C0] __warn+0x2b2/0x300 [ 74.485577][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 74.491111][ C0] report_bug+0x1b7/0x2e0 [ 74.495436][ C0] handle_bug+0x3d/0x70 [ 74.499587][ C0] exc_invalid_op+0x16/0x40 [ 74.504080][ C0] asm_exc_invalid_op+0x16/0x20 [ 74.508925][ C0] RIP: 0010:copy_from_user_nofault+0x15c/0x1c0 [ 74.515075][ C0] Code: db 48 c7 c0 f2 ff ff ff 48 0f 44 c5 eb 0c e8 6b dc d5 ff 48 c7 c0 f2 ff ff ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 54 dc d5 ff <0f> 0b e9 1e ff ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c ef fe ff [ 74.534672][ C0] RSP: 0018:ffffc90000007b08 EFLAGS: 00010046 [ 74.540735][ C0] RAX: ffffffff81aa5d5c RBX: 0000000000000000 RCX: ffff88813fe20000 [ 74.548704][ C0] RDX: 0000000080000103 RSI: 0000000000000000 RDI: 0000000000000000 [ 74.556669][ C0] RBP: dffffc0000000000 R08: ffffffff81aa5c6d R09: fffffbfff1f7a019 [ 74.564633][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 74.572594][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: ffffc90000007b68 [ 74.580562][ C0] ? copy_from_user_nofault+0x6d/0x1c0 [ 74.586019][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 74.591560][ C0] ? copy_from_user_nofault+0x15c/0x1c0 [ 74.597101][ C0] bpf_probe_read_user+0x26/0x70 [ 74.602031][ C0] bpf_prog_690f12e098ef46de+0x32/0x308 [ 74.607572][ C0] bpf_trace_run2+0x19e/0x340 [ 74.612253][ C0] ? _raw_spin_lock_irq+0xa9/0x110 [ 74.617357][ C0] ? bpf_trace_run1+0x2f0/0x2f0 [ 74.622202][ C0] enqueue_hrtimer+0x324/0x390 [ 74.626977][ C0] __hrtimer_run_queues+0x6b6/0xcf0 [ 74.632176][ C0] ? hrtimer_interrupt+0x980/0x980 [ 74.637281][ C0] ? ktime_get_update_offsets_now+0x407/0x420 [ 74.643344][ C0] hrtimer_run_softirq+0x196/0x2c0 [ 74.648454][ C0] __do_softirq+0x3b3/0x93a [ 74.652954][ C0] ? __irq_exit_rcu+0x155/0x240 [ 74.657799][ C0] ? __entry_text_end+0x1feabc/0x1feabc [ 74.663338][ C0] ? hrtimer_interrupt+0x76b/0x980 [ 74.668442][ C0] ? irqtime_account_irq+0xd0/0x1e0 [ 74.673636][ C0] __irq_exit_rcu+0x155/0x240 [ 74.678306][ C0] ? irq_exit_rcu+0x20/0x20 [ 74.682810][ C0] irq_exit_rcu+0x5/0x20 [ 74.687045][ C0] sysvec_apic_timer_interrupt+0x91/0xb0 [ 74.692671][ C0] [ 74.695598][ C0] [ 74.698520][ C0] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 74.704497][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0xd4/0x130 [ 74.710992][ C0] Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 a2 82 a4 f7 f6 44 24 21 02 75 4e 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 d7 cb 31 f7 65 8b 05 a8 f9 dc 75 85 c0 74 3f 48 c7 04 24 0e 36 [ 74.730589][ C0] RSP: 0018:ffffc90000d27aa0 EFLAGS: 00000206 [ 74.736651][ C0] RAX: dde817764f03a000 RBX: 1ffff920001a4f58 RCX: ffffffff8162f8e8 [ 74.744617][ C0] RDX: dffffc0000000000 RSI: ffffffff8a8b1500 RDI: 0000000000000001 [ 74.752581][ C0] RBP: ffffc90000d27b30 R08: dffffc0000000000 R09: fffffbfff1f7a01b [ 74.760545][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 74.768517][ C0] R13: 1ffff920001a4f54 R14: ffffc90000d27ac0 R15: 0000000000000246 [ 74.776490][ C0] ? mark_lock+0x98/0x340 [ 74.780821][ C0] ? _raw_spin_unlock+0x40/0x40 [ 74.785663][ C0] ? debug_object_active_state+0x6b/0x380 [ 74.791378][ C0] srcu_invoke_callbacks+0x1ed/0x400 [ 74.796659][ C0] ? read_lock_is_recursive+0x10/0x10 [ 74.802027][ C0] ? try_check_zero+0x360/0x360 [ 74.806868][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 74.812754][ C0] ? do_raw_spin_unlock+0x137/0x8b0 [ 74.817947][ C0] process_one_work+0x8a1/0x10c0 [ 74.822884][ C0] ? worker_detach_from_pool+0x260/0x260 [ 74.828515][ C0] ? _raw_spin_lock_irqsave+0x120/0x120 [ 74.834054][ C0] ? kthread_data+0x4e/0xc0 [ 74.838551][ C0] ? wq_worker_running+0x97/0x170 [ 74.843571][ C0] worker_thread+0xaca/0x1280 [ 74.848250][ C0] kthread+0x3f6/0x4f0 [ 74.852309][ C0] ? rcu_lock_release+0x20/0x20 [ 74.857150][ C0] ? kthread_blkcg+0xd0/0xd0 [ 74.861731][ C0] ret_from_fork+0x1f/0x30 [ 74.866151][ C0] [ 74.869249][ C0] Kernel Offset: disabled [ 74.873568][ C0] Rebooting in 86400 seconds..