Warning: Permanently added '10.128.0.242' (ECDSA) to the list of known hosts. syzkaller login: [ 48.909570][ T8431] nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based firewall rule not found. Use the iptables CT target to attach helpers instead. [ 48.930419][ T8431] [ 48.932767][ T8431] ===================================================== [ 48.932776][ T8431] WARNING: HARDIRQ-safe -> HARDIRQ-unsafe lock order detected [ 48.932785][ T8431] 5.14.0-rc6-syzkaller #0 Not tainted [ 48.932792][ T8431] ----------------------------------------------------- [ 48.932796][ T8431] syz-executor446/8431 [HC0[0]:SC0[0]:HE0:SE1] is trying to acquire: [ 48.932813][ T8431] ffff88802bfce018 (&new->fa_lock){.+.+}-{2:2}, at: kill_fasync+0x13b/0x430 [ 48.932863][ T8431] [ 48.932863][ T8431] and this task is already holding: [ 48.932868][ T8431] ffff88801fb9b028 (&client->buffer_lock){....}-{2:2}, at: evdev_pass_values+0xd9/0xaa0 [ 48.932901][ T8431] which would create a new lock dependency: [ 48.932905][ T8431] (&client->buffer_lock){....}-{2:2} -> (&new->fa_lock){.+.+}-{2:2} [ 48.932936][ T8431] [ 48.932936][ T8431] but this new dependency connects a HARDIRQ-irq-safe lock: [ 48.932943][ T8431] (&dev->event_lock){-...}-{2:2} [ 48.932956][ T8431] [ 48.932956][ T8431] ... which became HARDIRQ-irq-safe at: [ 48.932962][ T8431] lock_acquire+0x182/0x4a0 [ 48.932978][ T8431] _raw_spin_lock_irqsave+0xb3/0x100 [ 49.039178][ T8431] input_event+0x89/0xc0 [ 49.039203][ T8431] psmouse_report_standard_packet+0x4f/0x200 [ 49.039217][ T8431] psmouse_process_byte+0x44f/0x640 [ 49.039229][ T8431] psmouse_handle_byte+0x44/0x4a0 [ 49.039243][ T8431] psmouse_interrupt+0x6d0/0x10c0 [ 49.039256][ T8431] serio_interrupt+0x88/0x130 [ 49.039268][ T8431] i8042_interrupt+0x34c/0x740 [ 49.039279][ T8431] __handle_irq_event_percpu+0x20a/0x6d0 [ 49.039295][ T8431] handle_irq_event+0x10a/0x300 [ 49.039307][ T8431] handle_edge_irq+0x245/0xbe0 [ 49.039318][ T8431] __common_interrupt+0xce/0x1e0 [ 49.039332][ T8431] common_interrupt+0x9c/0xc0 [ 49.039347][ T8431] asm_common_interrupt+0x1e/0x40 [ 49.039361][ T8431] _raw_spin_unlock_irqrestore+0xbc/0x120 [ 49.039373][ T8431] i8042_aux_write+0x118/0x190 [ 49.039385][ T8431] ps2_do_sendbyte+0x210/0x710 [ 49.039397][ T8431] ps2_sendbyte+0x5c/0x110 [ 49.039408][ T8431] cypress_ps2_read_cmd_status+0x151/0x600 [ 49.130720][ T8431] cypress_send_ext_cmd+0xfa/0x3e0 [ 49.130745][ T8431] cypress_detect+0x80/0x210 [ 49.130756][ T8431] psmouse_extensions+0x14a1/0x2130 [ 49.130769][ T8431] psmouse_switch_protocol+0x307/0x840 [ 49.130783][ T8431] psmouse_connect+0x918/0x1630 [ 49.130795][ T8431] serio_driver_probe+0x76/0x90 [ 49.130807][ T8431] call_driver_probe+0x96/0x250 [ 49.130820][ T8431] really_probe+0x223/0x9b0 [ 49.130830][ T8431] __driver_probe_device+0x1f8/0x3e0 [ 49.130846][ T8431] driver_probe_device+0x50/0x240 [ 49.130856][ T8431] __driver_attach+0x2ba/0x520 [ 49.185948][ T8431] bus_for_each_dev+0x168/0x1d0 [ 49.185970][ T8431] serio_handle_event+0x8d1/0x1070 [ 49.185983][ T8431] process_one_work+0x833/0x10c0 [ 49.185996][ T8431] worker_thread+0xac1/0x1320 [ 49.186009][ T8431] kthread+0x453/0x480 [ 49.186019][ T8431] ret_from_fork+0x1f/0x30 [ 49.186033][ T8431] [ 49.186033][ T8431] to a HARDIRQ-irq-unsafe lock: [ 49.186055][ T8431] (&new->fa_lock){.+.+}-{2:2} [ 49.186072][ T8431] [ 49.186072][ T8431] ... which became HARDIRQ-irq-unsafe at: [ 49.186077][ T8431] ... [ 49.186080][ T8431] lock_acquire+0x182/0x4a0 [ 49.186094][ T8431] _raw_read_lock+0x32/0x40 [ 49.186107][ T8431] kill_fasync+0x13b/0x430 [ 49.186119][ T8431] sock_wake_async+0x133/0x150 [ 49.186134][ T8431] sk_wake_async+0x12e/0x200 [ 49.186146][ T8431] sock_def_error_report+0x154/0x200 [ 49.186159][ T8431] sk_error_report+0x3b/0xb0 [ 49.186171][ T8431] tcp_rcv_synsent_state_process+0xc7a/0x3020 [ 49.275830][ T8431] tcp_rcv_state_process+0x22b/0x2410 [ 49.275851][ T8431] tcp_v4_do_rcv+0x5b3/0x880 [ 49.275863][ T8431] __release_sock+0x1d8/0x4c0 [ 49.275876][ T8431] release_sock+0x5d/0x1c0 [ 49.275888][ T8431] __inet_stream_connect+0x5e2/0xe50 [ 49.275900][ T8431] tcp_sendmsg_locked+0x3bb1/0x4230 [ 49.275914][ T8431] tcp_sendmsg+0x2c/0x40 [ 49.275927][ T8431] __sys_sendto+0x541/0x720 [ 49.275941][ T8431] __x64_sys_sendto+0xda/0xf0 [ 49.275955][ T8431] do_syscall_64+0x3d/0xb0 [ 49.275969][ T8431] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 49.329921][ T8431] [ 49.329921][ T8431] other info that might help us debug this: [ 49.329921][ T8431] [ 49.329930][ T8431] Chain exists of: [ 49.329930][ T8431] &dev->event_lock --> &client->buffer_lock --> &new->fa_lock [ 49.329930][ T8431] [ 49.329954][ T8431] Possible interrupt unsafe locking scenario: [ 49.329954][ T8431] [ 49.329958][ T8431] CPU0 CPU1 [ 49.329961][ T8431] ---- ---- [ 49.329965][ T8431] lock(&new->fa_lock); [ 49.329974][ T8431] local_irq_disable(); [ 49.329979][ T8431] lock(&dev->event_lock); [ 49.329989][ T8431] lock(&client->buffer_lock); [ 49.329999][ T8431] [ 49.330002][ T8431] lock(&dev->event_lock); [ 49.330011][ T8431] [ 49.330011][ T8431] *** DEADLOCK *** [ 49.330011][ T8431] [ 49.330015][ T8431] 7 locks held by syz-executor446/8431: [ 49.330024][ T8431] #0: ffff8881471a5110 (&evdev->mutex){+.+.}-{3:3}, at: evdev_write+0x234/0x780 [ 49.330064][ T8431] #1: ffff888023160230 (&dev->event_lock){-...}-{2:2}, at: input_inject_event+0xb4/0x270 [ 49.330098][ T8431] #2: ffffffff8c717ec0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 49.330133][ T8431] #3: ffffffff8c717ec0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 49.330167][ T8431] #4: ffffffff8c717ec0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 49.457227][ T8431] #5: ffff88801fb9b028 (&client->buffer_lock){....}-{2:2}, at: evdev_pass_values+0xd9/0xaa0 [ 49.457264][ T8431] #6: ffffffff8c717ec0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 49.457298][ T8431] [ 49.457298][ T8431] the dependencies between HARDIRQ-irq-safe lock and the holding lock: [ 49.457306][ T8431] -> (&dev->event_lock){-...}-{2:2} { [ 49.457327][ T8431] IN-HARDIRQ-W at: [ 49.457335][ T8431] lock_acquire+0x182/0x4a0 [ 49.457351][ T8431] _raw_spin_lock_irqsave+0xb3/0x100 [ 49.519159][ T8431] input_event+0x89/0xc0 [ 49.519181][ T8431] psmouse_report_standard_packet+0x4f/0x200 [ 49.519196][ T8431] psmouse_process_byte+0x44f/0x640 [ 49.519209][ T8431] psmouse_handle_byte+0x44/0x4a0 [ 49.519223][ T8431] psmouse_interrupt+0x6d0/0x10c0 [ 49.519237][ T8431] serio_interrupt+0x88/0x130 [ 49.519248][ T8431] i8042_interrupt+0x34c/0x740 [ 49.519261][ T8431] __handle_irq_event_percpu+0x20a/0x6d0 [ 49.519276][ T8431] handle_irq_event+0x10a/0x300 [ 49.519289][ T8431] handle_edge_irq+0x245/0xbe0 [ 49.519300][ T8431] __common_interrupt+0xce/0x1e0 [ 49.519314][ T8431] common_interrupt+0x9c/0xc0 [ 49.519330][ T8431] asm_common_interrupt+0x1e/0x40 [ 49.519344][ T8431] _raw_spin_unlock_irqrestore+0xbc/0x120 [ 49.519357][ T8431] i8042_aux_write+0x118/0x190 [ 49.519370][ T8431] ps2_do_sendbyte+0x210/0x710 [ 49.519382][ T8431] ps2_sendbyte+0x5c/0x110 [ 49.634722][ T8431] cypress_ps2_read_cmd_status+0x151/0x600 [ 49.634746][ T8431] cypress_send_ext_cmd+0xfa/0x3e0 [ 49.634758][ T8431] cypress_detect+0x80/0x210 [ 49.634769][ T8431] psmouse_extensions+0x14a1/0x2130 [ 49.634783][ T8431] psmouse_switch_protocol+0x307/0x840 [ 49.634797][ T8431] psmouse_connect+0x918/0x1630 [ 49.634810][ T8431] serio_driver_probe+0x76/0x90 [ 49.634822][ T8431] call_driver_probe+0x96/0x250 [ 49.634835][ T8431] really_probe+0x223/0x9b0 [ 49.634846][ T8431] __driver_probe_device+0x1f8/0x3e0 [ 49.634861][ T8431] driver_probe_device+0x50/0x240 [ 49.710173][ T8431] __driver_attach+0x2ba/0x520 [ 49.716748][ T8431] bus_for_each_dev+0x168/0x1d0 [ 49.723399][ T8431] serio_handle_event+0x8d1/0x1070 [ 49.730395][ T8431] process_one_work+0x833/0x10c0 [ 49.737146][ T8431] worker_thread+0xac1/0x1320 [ 49.743628][ T8431] kthread+0x453/0x480 [ 49.749500][ T8431] ret_from_fork+0x1f/0x30 [ 49.755725][ T8431] INITIAL USE at: [ 49.759693][ T8431] lock_acquire+0x182/0x4a0 [ 49.765999][ T8431] _raw_spin_lock_irqsave+0xb3/0x100 [ 49.773003][ T8431] input_inject_event+0xb4/0x270 [ 49.779830][ T8431] led_trigger_event+0x6f/0xd0 [ 49.786306][ T8431] kbd_led_trigger_activate+0xb8/0x100 [ 49.793473][ T8431] led_trigger_set+0x514/0x940 [ 49.799949][ T8431] led_trigger_set_default+0x1ca/0x200 [ 49.807121][ T8431] led_classdev_register_ext+0x690/0x870 [ 49.814464][ T8431] input_leds_connect+0x53e/0x790 [ 49.821200][ T8431] input_register_device+0xe25/0x1350 [ 49.828298][ T8431] atkbd_connect+0x74f/0xa60 [ 49.834600][ T8431] serio_driver_probe+0x76/0x90 [ 49.841163][ T8431] call_driver_probe+0x96/0x250 [ 49.847723][ T8431] really_probe+0x223/0x9b0 [ 49.853949][ T8431] __driver_probe_device+0x1f8/0x3e0 [ 49.860947][ T8431] driver_probe_device+0x50/0x240 [ 49.867682][ T8431] __driver_attach+0x2ba/0x520 [ 49.874157][ T8431] bus_for_each_dev+0x168/0x1d0 [ 49.880721][ T8431] serio_handle_event+0x8d1/0x1070 [ 49.887543][ T8431] process_one_work+0x833/0x10c0 [ 49.894196][ T8431] worker_thread+0xac1/0x1320 [ 49.900597][ T8431] kthread+0x453/0x480 [ 49.906381][ T8431] ret_from_fork+0x1f/0x30 [ 49.912692][ T8431] } [ 49.915276][ T8431] ... key at: [] input_allocate_device.__key.6+0x0/0x40 [ 49.924362][ T8431] -> (&client->buffer_lock){....}-{2:2} { [ 49.930069][ T8431] INITIAL USE at: [ 49.933956][ T8431] lock_acquire+0x182/0x4a0 [ 49.940002][ T8431] _raw_spin_lock+0x2a/0x40 [ 49.946059][ T8431] evdev_pass_values+0xd9/0xaa0 [ 49.952446][ T8431] evdev_events+0x195/0x280 [ 49.958499][ T8431] input_pass_values+0x87c/0x11e0 [ 49.965062][ T8431] input_handle_event+0xb99/0x1550 [ 49.971724][ T8431] input_inject_event+0x189/0x270 [ 49.978288][ T8431] evdev_write+0x5f0/0x780 [ 49.984254][ T8431] vfs_write+0x289/0xc90 [ 49.990052][ T8431] ksys_write+0x171/0x2a0 [ 49.995933][ T8431] do_syscall_64+0x3d/0xb0 [ 50.001897][ T8431] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 50.009328][ T8431] } [ 50.011800][ T8431] ... key at: [] evdev_open.__key.23+0x0/0x40 [ 50.019946][ T8431] ... acquired at: [ 50.023735][ T8431] lock_acquire+0x182/0x4a0 [ 50.028404][ T8431] _raw_spin_lock+0x2a/0x40 [ 50.033060][ T8431] evdev_pass_values+0xd9/0xaa0 [ 50.038087][ T8431] evdev_events+0x195/0x280 [ 50.042748][ T8431] input_pass_values+0x87c/0x11e0 [ 50.048013][ T8431] input_handle_event+0xb99/0x1550 [ 50.053314][ T8431] input_inject_event+0x189/0x270 [ 50.058502][ T8431] evdev_write+0x5f0/0x780 [ 50.063077][ T8431] vfs_write+0x289/0xc90 [ 50.067565][ T8431] ksys_write+0x171/0x2a0 [ 50.072076][ T8431] do_syscall_64+0x3d/0xb0 [ 50.076648][ T8431] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 50.082702][ T8431] [ 50.085004][ T8431] [ 50.085004][ T8431] the dependencies between the lock to be acquired [ 50.085010][ T8431] and HARDIRQ-irq-unsafe lock: [ 50.098479][ T8431] -> (&new->fa_lock){.+.+}-{2:2} { [ 50.103592][ T8431] HARDIRQ-ON-R at: [ 50.107550][ T8431] lock_acquire+0x182/0x4a0 [ 50.113682][ T8431] _raw_read_lock+0x32/0x40 [ 50.119813][ T8431] kill_fasync+0x13b/0x430 [ 50.125869][ T8431] sock_wake_async+0x133/0x150 [ 50.132275][ T8431] sk_wake_async+0x12e/0x200 [ 50.138512][ T8431] sock_def_error_report+0x154/0x200 [ 50.145438][ T8431] sk_error_report+0x3b/0xb0 [ 50.151653][ T8431] tcp_rcv_synsent_state_process+0xc7a/0x3020 [ 50.159360][ T8431] tcp_rcv_state_process+0x22b/0x2410 [ 50.166355][ T8431] tcp_v4_do_rcv+0x5b3/0x880 [ 50.172571][ T8431] __release_sock+0x1d8/0x4c0 [ 50.178892][ T8431] release_sock+0x5d/0x1c0 [ 50.184935][ T8431] __inet_stream_connect+0x5e2/0xe50 [ 50.191844][ T8431] tcp_sendmsg_locked+0x3bb1/0x4230 [ 50.198669][ T8431] tcp_sendmsg+0x2c/0x40 [ 50.204538][ T8431] __sys_sendto+0x541/0x720 [ 50.210665][ T8431] __x64_sys_sendto+0xda/0xf0 [ 50.216965][ T8431] do_syscall_64+0x3d/0xb0 [ 50.223014][ T8431] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 50.230543][ T8431] SOFTIRQ-ON-R at: [ 50.234498][ T8431] lock_acquire+0x182/0x4a0 [ 50.240634][ T8431] _raw_read_lock+0x32/0x40 [ 50.246779][ T8431] kill_fasync+0x13b/0x430 [ 50.252829][ T8431] sock_wake_async+0x133/0x150 [ 50.259220][ T8431] sk_wake_async+0x12e/0x200 [ 50.265436][ T8431] sock_def_error_report+0x154/0x200 [ 50.272446][ T8431] sk_error_report+0x3b/0xb0 [ 50.278669][ T8431] tcp_rcv_synsent_state_process+0xc7a/0x3020 [ 50.286369][ T8431] tcp_rcv_state_process+0x22b/0x2410 [ 50.293490][ T8431] tcp_v4_do_rcv+0x5b3/0x880 [ 50.299710][ T8431] __release_sock+0x1d8/0x4c0 [ 50.306015][ T8431] release_sock+0x5d/0x1c0 [ 50.312054][ T8431] __inet_stream_connect+0x5e2/0xe50 [ 50.318967][ T8431] tcp_sendmsg_locked+0x3bb1/0x4230 [ 50.325794][ T8431] tcp_sendmsg+0x2c/0x40 [ 50.331786][ T8431] __sys_sendto+0x541/0x720 [ 50.338063][ T8431] __x64_sys_sendto+0xda/0xf0 [ 50.344364][ T8431] do_syscall_64+0x3d/0xb0 [ 50.350406][ T8431] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 50.357927][ T8431] INITIAL READ USE at: [ 50.362230][ T8431] lock_acquire+0x182/0x4a0 [ 50.368707][ T8431] _raw_read_lock+0x32/0x40 [ 50.375182][ T8431] kill_fasync+0x13b/0x430 [ 50.381571][ T8431] sock_wake_async+0x133/0x150 [ 50.388305][ T8431] sk_wake_async+0x12e/0x200 [ 50.394862][ T8431] sock_def_error_report+0x154/0x200 [ 50.402118][ T8431] sk_error_report+0x3b/0xb0 [ 50.408677][ T8431] tcp_rcv_synsent_state_process+0xc7a/0x3020 [ 50.416711][ T8431] tcp_rcv_state_process+0x22b/0x2410 [ 50.424067][ T8431] tcp_v4_do_rcv+0x5b3/0x880 [ 50.430627][ T8431] __release_sock+0x1d8/0x4c0 [ 50.437275][ T8431] release_sock+0x5d/0x1c0 [ 50.443670][ T8431] __inet_stream_connect+0x5e2/0xe50 [ 50.450925][ T8431] tcp_sendmsg_locked+0x3bb1/0x4230 [ 50.458094][ T8431] tcp_sendmsg+0x2c/0x40 [ 50.464578][ T8431] __sys_sendto+0x541/0x720 [ 50.471050][ T8431] __x64_sys_sendto+0xda/0xf0 [ 50.477695][ T8431] do_syscall_64+0x3d/0xb0 [ 50.484082][ T8431] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 50.491952][ T8431] } [ 50.494434][ T8431] ... key at: [] fasync_insert_entry.__key+0x0/0x40 [ 50.503279][ T8431] ... acquired at: [ 50.507109][ T8431] lock_acquire+0x182/0x4a0 [ 50.511794][ T8431] _raw_read_lock+0x32/0x40 [ 50.516448][ T8431] kill_fasync+0x13b/0x430 [ 50.521016][ T8431] evdev_pass_values+0x58a/0xaa0 [ 50.526133][ T8431] evdev_events+0x195/0x280 [ 50.530982][ T8431] input_pass_values+0x87c/0x11e0 [ 50.536171][ T8431] input_handle_event+0xb99/0x1550 [ 50.541435][ T8431] input_inject_event+0x189/0x270 [ 50.546609][ T8431] evdev_write+0x5f0/0x780 [ 50.551178][ T8431] vfs_write+0x289/0xc90 [ 50.555616][ T8431] ksys_write+0x171/0x2a0 [ 50.560115][ T8431] do_syscall_64+0x3d/0xb0 [ 50.564720][ T8431] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 50.570763][ T8431] [ 50.573061][ T8431] [ 50.573061][ T8431] stack backtrace: [ 50.578925][ T8431] CPU: 0 PID: 8431 Comm: syz-executor446 Not tainted 5.14.0-rc6-syzkaller #0 [ 50.587659][ T8431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.597687][ T8431] Call Trace: [ 50.600946][ T8431] dump_stack_lvl+0x1ae/0x29f [ 50.605605][ T8431] ? show_regs_print_info+0x12/0x12 [ 50.610777][ T8431] ? log_buf_vmcoreinfo_setup+0x498/0x498 [ 50.616476][ T8431] ? print_shortest_lock_dependencies+0xd4/0x150 [ 50.622777][ T8431] check_prevs_add+0x4eaa/0x5b30 [ 50.627703][ T8431] ? reacquire_held_locks+0x5f0/0x5f0 [ 50.633049][ T8431] ? reacquire_held_locks+0x5f0/0x5f0 [ 50.638393][ T8431] ? __lock_acquire+0x6100/0x6100 [ 50.643392][ T8431] ? __rcu_read_lock+0x60/0x60 [ 50.648135][ T8431] ? stack_trace_save+0x1e0/0x1e0 [ 50.653132][ T8431] ? stack_trace_save+0x1e0/0x1e0 [ 50.658133][ T8431] ? is_bpf_text_address+0x253/0x270 [ 50.663398][ T8431] ? stack_trace_save+0x1e0/0x1e0 [ 50.668394][ T8431] ? __kernel_text_address+0x93/0x100 [ 50.673738][ T8431] ? unwind_get_return_address+0x48/0x80 [ 50.679352][ T8431] ? arch_stack_walk+0x98/0xe0 [ 50.684091][ T8431] ? stack_trace_save+0x104/0x1e0 [ 50.689088][ T8431] ? stack_trace_snprint+0xe0/0xe0 [ 50.694176][ T8431] ? lockdep_lock+0x1bc/0x2c0 [ 50.698831][ T8431] ? lockdep_unlock+0x145/0x2e0 [ 50.703657][ T8431] ? mark_lock+0x199/0x1eb0 [ 50.708133][ T8431] ? mark_lock+0x5dc/0x1eb0 [ 50.712611][ T8431] ? __bfs+0x700/0x700 [ 50.716665][ T8431] ? __bfs+0x700/0x700 [ 50.720705][ T8431] ? lockdep_lock+0x1bc/0x2c0 [ 50.725360][ T8431] ? lockdep_unlock+0x145/0x2e0 [ 50.730195][ T8431] ? register_lock_class+0xd7/0x1210 [ 50.735465][ T8431] ? lockdep_lock+0x102/0x2c0 [ 50.740117][ T8431] ? lockdep_lock+0x102/0x2c0 [ 50.744769][ T8431] ? lockdep_unlock+0x145/0x2e0 [ 50.749597][ T8431] __lock_acquire+0x4476/0x6100 [ 50.754434][ T8431] ? __lock_acquire+0x44fa/0x6100 [ 50.759436][ T8431] ? trace_lock_acquire+0x190/0x190 [ 50.764609][ T8431] ? trace_lock_acquire+0x190/0x190 [ 50.769783][ T8431] ? trace_lock_acquire+0x190/0x190 [ 50.774963][ T8431] ? rcu_read_lock_sched_held+0x87/0x110 [ 50.780582][ T8431] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 50.786536][ T8431] ? rcu_read_lock_sched_held+0x87/0x110 [ 50.792145][ T8431] lock_acquire+0x182/0x4a0 [ 50.796621][ T8431] ? kill_fasync+0x13b/0x430 [ 50.801195][ T8431] ? read_lock_is_recursive+0x10/0x10 [ 50.806543][ T8431] ? do_raw_spin_lock+0x151/0x8e0 [ 50.811542][ T8431] _raw_read_lock+0x32/0x40 [ 50.816022][ T8431] ? kill_fasync+0x13b/0x430 [ 50.820586][ T8431] kill_fasync+0x13b/0x430 [ 50.824980][ T8431] evdev_pass_values+0x58a/0xaa0 [ 50.829893][ T8431] ? evdev_pass_values+0x561/0xaa0 [ 50.834987][ T8431] evdev_events+0x195/0x280 [ 50.839466][ T8431] ? evdev_event+0x170/0x170 [ 50.844030][ T8431] ? asan.module_ctor+0x10/0x10 [ 50.848854][ T8431] input_pass_values+0x87c/0x11e0 [ 50.853944][ T8431] input_handle_event+0xb99/0x1550 [ 50.859034][ T8431] input_inject_event+0x189/0x270 [ 50.864032][ T8431] evdev_write+0x5f0/0x780 [ 50.868428][ T8431] ? evdev_read+0xe10/0xe10 [ 50.872905][ T8431] ? rcu_read_lock_sched_held+0x87/0x110 [ 50.878526][ T8431] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 50.884479][ T8431] ? rw_verify_area+0x1b8/0x370 [ 50.889300][ T8431] ? fsnotify_perm+0x63/0x4d0 [ 50.893950][ T8431] ? evdev_read+0xe10/0xe10 [ 50.898427][ T8431] vfs_write+0x289/0xc90 [ 50.902642][ T8431] ? file_end_write+0x230/0x230 [ 50.907467][ T8431] ? __context_tracking_exit+0x7a/0xd0 [ 50.912901][ T8431] ? __lock_acquire+0x6100/0x6100 [ 50.917929][ T8431] ? __fdget_pos+0x1d8/0x2f0 [ 50.922586][ T8431] ksys_write+0x171/0x2a0 [ 50.927132][ T8431] ? __ia32_sys_read+0x80/0x80 [ 50.932013][ T8431] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 50.937979][ T8431] ? lockdep_hardirqs_on+0x8d/0x130 [ 50.943160][ T8431] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 50.949118][ T8431] do_syscall_64+0x3d/0xb0 [ 50.953511][ T8431] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 50.959435][ T8431] RIP: 0033:0x443569 [ 50.963306][ T8431] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 50.982953][ T8431] RSP: 002b:00007ffda7b7f478 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.991343][ T8431] RAX: ffffffffffffffda RBX: 00000000004004a0 RCX: 0000000000443569 [ 50.999324][ T8431] RDX: 0000000000000373 RSI: 0000000020000040 RDI: 0000000000000004 [ 51.007273][ T8431] RBP: 0000000000403070 R08: 00000000004004a0 R09: 00000000004004a0 [ 51.015219][ T8431] R10: 000000000000