rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
1-...D
} 2688 jiffies s: 573 root: 0x2/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 0 to CPUs 1:
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6924
NMI backtrace for cpu 1
CPU: 1 PID: 2384 Comm: acpid Not tainted 6.10.0-rc4-syzkaller-00062-g6a6aad7489b2 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
RIP: 0010:io_serial_out+0x8f/0xb0 drivers/tty/serial/8250/8250_port.c:413
Code: 48 8d 7d 40 44 89 e1 48 b8 00 00 00 00 00 fc ff df 48 89 fa d3 e3 48 c1 ea 03 80 3c 02 00 75 1c 66 03 5d 40 44 89 e8 89 da ee <5b> 5d 41 5c 41 5d c3 cc cc cc cc e8 d1 90 0b ff eb a0 e8 5a 91 0b
RSP: 0018:ffffc900001b7fc8 EFLAGS: 00000002
RAX: 0000000000000031 RBX: 00000000000003f8 RCX: 0000000000000000
RDX: 00000000000003f8 RSI: ffffffff829a0e85 RDI: ffffffff8d719be0
RBP: ffffffff8d719ba0 R08: 0000000000000001 R09: 000000000000001f
R10: 0000000000000000 R11: 0000000000000008 R12: 0000000000000000
R13: 0000000000000031 R14: ffffffff829a0e20 R15: 0000000000000000
FS: 00007f5c737a0740(0000) GS:ffff8881f6500000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fdc4c034571 CR3: 0000000115964000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
serial_out drivers/tty/serial/8250/8250.h:122 [inline]
serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3322 [inline]
serial8250_console_write+0xce7/0x1090 drivers/tty/serial/8250/8250_port.c:3393
console_emit_next_record kernel/printk/printk.c:2928 [inline]
console_flush_all+0x53c/0xd70 kernel/printk/printk.c:2994
console_unlock+0xae/0x290 kernel/printk/printk.c:3063
vprintk_emit kernel/printk/printk.c:2345 [inline]
vprintk_emit+0x11a/0x5a0 kernel/printk/printk.c:2300
vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:45
_printk+0xc8/0x100 kernel/printk/printk.c:2370
printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline]
show_trace_log_lvl+0x2ac/0x500 arch/x86/kernel/dumpstack.c:285
sched_show_task kernel/sched/core.c:9191 [inline]
sched_show_task+0x42e/0x650 kernel/sched/core.c:9165
show_state_filter+0xee/0x320 kernel/sched/core.c:9236
k_spec drivers/tty/vt/keyboard.c:667 [inline]
k_spec+0xed/0x150 drivers/tty/vt/keyboard.c:656
kbd_keycode drivers/tty/vt/keyboard.c:1524 [inline]
kbd_event+0xcbd/0x17a0 drivers/tty/vt/keyboard.c:1543
input_to_handler+0x38f/0x4d0 drivers/input/input.c:132
input_pass_values+0x5c9/0x840 drivers/input/input.c:161
input_event_dispose+0x508/0x630 drivers/input/input.c:389
input_handle_event+0x11c/0xd80 drivers/input/input.c:406
input_event drivers/input/input.c:435 [inline]
input_event+0x83/0xa0 drivers/input/input.c:427
hidinput_hid_event+0xa12/0x2410 drivers/hid/hid-input.c:1746
hid_process_event+0x4b7/0x5e0 drivers/hid/hid-core.c:1540
hid_input_array_field+0x535/0x710 drivers/hid/hid-core.c:1652
hid_process_report drivers/hid/hid-core.c:1694 [inline]
hid_report_raw_event+0xa02/0x11c0 drivers/hid/hid-core.c:2015
hid_input_report+0x345/0x440 drivers/hid/hid-core.c:2089
hid_irq_in+0x35e/0x870 drivers/hid/usbhid/hid-core.c:284
__usb_hcd_giveback_urb+0x466/0x6e0 drivers/usb/core/hcd.c:1650
usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734
dummy_timer+0x17f6/0x3900 drivers/usb/gadget/udc/dummy_hcd.c:1987
__run_hrtimer kernel/time/hrtimer.c:1687 [inline]
__hrtimer_run_queues+0x20c/0xcc0 kernel/time/hrtimer.c:1751
hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1813
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
__sysvec_apic_timer_interrupt+0x10f/0x450 arch/x86/kernel/apic/apic.c:1049
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0x8b/0xb0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:lockdep_enabled kernel/locking/lockdep.c:122 [inline]
RIP: 0010:lock_release+0x145/0x6c0 kernel/locking/lockdep.c:5767
Code: fc ff df 48 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 18 05 00 00 41 8b b6 94 0a 00 00 <85> f6 0f 85 63 02 00 00 9c 8f 04 24 fa 48 c7 c7 a0 d9 c7 86 e8 a2
RSP: 0018:ffffc900016df638 EFLAGS: 00000246
RAX: 0000000000000007 RBX: ffffffff89bdd038 RCX: ffffffff81316709
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888115c90a94
RBP: 1ffff920002dbec9 R08: 0000000000000000 R09: fffffbfff137b812
R10: ffffffff89bdc097 R11: 0000000000000000 R12: ffffffff886b4660
R13: ffffc900016dfc90 R14: ffff888115c90000 R15: ffffc900016dfc88
rcu_lock_release include/linux/rcupdate.h:339 [inline]
rcu_read_unlock include/linux/rcupdate.h:812 [inline]
do_select+0x73d/0x17b0 fs/select.c:491
core_sys_select+0x459/0xb80 fs/select.c:681
do_pselect.constprop.0+0x1a0/0x1f0 fs/select.c:763
__do_sys_pselect6 fs/select.c:804 [inline]
__se_sys_pselect6 fs/select.c:795 [inline]
__x64_sys_pselect6+0x150/0x1d0 fs/select.c:795
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f5c7386f591
Code: 89 44 24 20 4c 8d 64 24 20 48 89 54 24 28 64 8b 04 25 18 00 00 00 85 c0 75 2d 45 31 c9 4d 89 e0 4c 89 f2 b8 0e 01 00 00 0f 05 <48> 89 c3 48 3d 00 f0 ff ff 76 69 48 8b 05 65 58 0d 00 f7 db 64 89
RSP: 002b:00007ffd71b213a0 EFLAGS: 00000246 ORIG_RAX: 000000000000010e
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5c7386f591
RDX: 0000000000000000 RSI: 00007ffd71b21498 RDI: 000000000000000b
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000055bff0904178 R14: 0000000000000000 R15: 000000000000000a
task:modprobe state:R running task stack:27408 pid:5759 tgid:5759 ppid:2016 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xca6/0x3170 kernel/sched/core.c:6745
task:modprobe state:R running task stack:26352 pid:5760 tgid:5760 ppid:1222 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xca6/0x3170 kernel/sched/core.c:6745
do_task_dead+0xd6/0x110 kernel/sched/core.c:6761
do_exit+0x1d2f/0x2b20 kernel/exit.c:925
do_group_exit+0xd3/0x2a0 kernel/exit.c:1023
__do_sys_exit_group kernel/exit.c:1034 [inline]
__se_sys_exit_group kernel/exit.c:1032 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1032
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7397a3da90
RSP: 002b:00007ffd13921a48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f7397b2e860 RCX: 00007f7397a3da90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f7397b2e860 R08: 00007ffd139218c0 R09: 00007ffd139219a0
R10: 00007ffd13921900 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f7397b32658 R15: 0000000000000001
task:kworker/u8:6 state:R running task stack:28816 pid:5762 tgid:5762 ppid:1222 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xca6/0x3170 kernel/sched/core.c:6745
task:modprobe state:R running task stack:25816 pid:5764 tgid:5764 ppid:2016 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xca6/0x3170 kernel/sched/core.c:6745
do_task_dead+0xd6/0x110 kernel/sched/core.c:6761
do_exit+0x1d2f/0x2b20 kernel/exit.c:925
do_group_exit+0xd3/0x2a0 kernel/exit.c:1023
__do_sys_exit_group kernel/exit.c:1034 [inline]
__se_sys_exit_group kernel/exit.c:1032 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1032
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb126c15a90
RSP: 002b:00007ffc317bbc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fb126d06860 RCX: 00007fb126c15a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fb126d06860 R08: 00007ffc317bbaf0 R09: 00007ffc317bbbd0
R10: 00007ffc317bbb30 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fb126d0a658 R15: 0000000000000001
task:modprobe state:R running task stack:26464 pid:5765 tgid:5765 ppid:687 flags:0x00000000
Call Trace:
task:modprobe state:R running task stack:26560 pid:5768 tgid:5768 ppid:2016 flags:0x00000000
Call Trace:
task:kworker/u8:6 state:R running task stack:28816 pid:5771 tgid:5771 ppid:1222 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xca6/0x3170 kernel/sched/core.c:6745
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6924
__cond_resched+0x1b/0x30 kernel/sched/core.c:8589
_cond_resched include/linux/sched.h:1992 [inline]
stop_one_cpu+0x112/0x190 kernel/stop_machine.c:151
task:modprobe state:R running task stack:25912 pid:5774 tgid:5774 ppid:28 flags:0x00000002
Call Trace:
task:kworker/u8:7 state:R running task stack:28816 pid:5775 tgid:5775 ppid:2016 flags:0x00004000
Call Trace:
task:modprobe state:R running task stack:25912 pid:5778 tgid:5778 ppid:28 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xca6/0x3170 kernel/sched/core.c:6745
task:modprobe state:R running task stack:25648 pid:5780 tgid:5780 ppid:2016 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xca6/0x3170 kernel/sched/core.c:6745
spin_unlock_irq include/linux/spinlock.h:401 [inline]
do_group_exit+0x1c3/0x2a0 kernel/exit.c:1020
instrument_atomic_read_write include/linux/instrumented.h:96 [inline]
atomic_try_cmpxchg_acquire include/linux/atomic/atomic-instrumented.h:1301 [inline]
queued_spin_lock include/asm-generic/qspinlock.h:111 [inline]
do_raw_spin_lock+0x12d/0x2c0 kernel/locking/spinlock_debug.c:116
do_group_exit+0xd3/0x2a0 kernel/exit.c:1023
__do_sys_exit_group kernel/exit.c:1034 [inline]
__se_sys_exit_group kernel/exit.c:1032 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1032
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff3014ada90
RSP: 002b:00007ffd569510a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007ff30159e860 RCX: 00007ff3014ada90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007ff30159e860 R08: 00007ffd56950f20 R09: 00007ffd56951000
R10: 00007ffd56950f60 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007ff3015a2658 R15: 0000000000000001
task:modprobe state:R running task stack:26464 pid:5783 tgid:5783 ppid:687 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xca6/0x3170 kernel/sched/core.c:6745
task:modprobe state:R running task stack:26464 pid:5787 tgid:5787 ppid:2016 flags:0x00000000
Call Trace:
task:modprobe state:R running task stack:25264 pid:5790 tgid:5790 ppid:1222 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xca6/0x3170 kernel/sched/core.c:6745
do_task_dead+0xd6/0x110 kernel/sched/core.c:6761
do_exit+0x1d2f/0x2b20 kernel/exit.c:925
do_group_exit+0xd3/0x2a0 kernel/exit.c:1023
__do_sys_exit_group kernel/exit.c:1034 [inline]
__se_sys_exit_group kernel/exit.c:1032 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1032
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fca5a72fa90
RSP: 002b:00007ffcd56726d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fca5a820860 RCX: 00007fca5a72fa90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fca5a820860 R08: 00007ffcd5672550 R09: 00007ffcd5672630
R10: 00007ffcd5672590 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fca5a824658 R15: 0000000000000001
task:modprobe state:R running task stack:26320 pid:5793 tgid:5793 ppid:1222 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xca6/0x3170 kernel/sched/core.c:6745
do_task_dead+0xd6/0x110 kernel/sched/core.c:6761
do_exit+0x1d2f/0x2b20 kernel/exit.c:925
do_group_exit+0xd3/0x2a0 kernel/exit.c:1023
__do_sys_exit_group kernel/exit.c:1034 [inline]
__se_sys_exit_group kernel/exit.c:1032 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1032
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f358b99ca90
RSP: 002b:00007ffdaa28ffc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f358ba8d860 RCX: 00007f358b99ca90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f358ba8d860 R08: 00007ffdaa28fe40 R09: 00007ffdaa28ff20
R10: 00007ffdaa28fe80 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f358ba91658 R15: 0000000000000001
task:modprobe state:R running task stack:26464 pid:5798 tgid:5798 ppid:28 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xca6/0x3170 kernel/sched/core.c:6745
task:modprobe state:R running task stack:24640 pid:5801 tgid:5801 ppid:28 flags:0x00000002
Call Trace:
task:modprobe state:R running task stack:26464 pid:5804 tgid:5804 ppid:28 flags:0x00000002
Call Trace:
task:modprobe state:R running task stack:26464 pid:5805 tgid:5805 ppid:1222 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xca6/0x3170 kernel/sched/core.c:6745
__pfx_lock_release+0x10/0x10 kernel/locking/lockdep.c:5275
task:modprobe state:R running task stack:25648 pid:5808 tgid:5808 ppid:1222 flags:0x00000002
Call Trace:
task:kworker/u8:6 state:R running task stack:32568 pid:5811 tgid:5811 ppid:1222 flags:0x00004000
Call Trace:
__switch_to_asm+0x70/0x70
task:kworker/u8:7 state:R running task stack:32568 pid:5812 tgid:5812 ppid:2016 flags:0x00004000
Call Trace:
__switch_to_asm+0x70/0x70
task:modprobe state:R running task stack:26256 pid:5817 tgid:5817 ppid:687 flags:0x00000000
Call Trace:
Showing all locks held in the system:
2 locks held by kworker/0:0H/10:
#0: ffff888102e99148 ((wq_completion)kblockd){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206
#1: ffffc900000afd80 ((work_completion)(&q->timeout_work)){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 kernel/workqueue.c:3207
6 locks held by kworker/u8:3/47:
#0: ffff888102af7148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206
#1: ffffc90000317d80 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 kernel/workqueue.c:3207
#2: ffff888113c200e0 (&type->s_umount_key#30){++++}-{3:3}, at: super_trylock_shared+0x1e/0xf0 fs/super.c:562
#3: ffff888113c22b90 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x1a3/0x7f0 mm/page-writeback.c:2634
#4: ffff888113c24950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x10db/0x15e0 fs/jbd2/transaction.c:463
#5: ffff888121451658 (&ei->i_data_sem){++++}-{3:3}, at: ext4_map_blocks+0x5ab/0x17d0 fs/ext4/inode.c:616
7 locks held by kworker/0:2/48:
#0: ffff8881052ccd48 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206
#1: ffffc90000337d80 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 kernel/workqueue.c:3207
#2: ffff8881097e6190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline]
#2: ffff8881097e6190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1be/0x4f50 drivers/usb/core/hub.c:5849
#3: ffff888134e86190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline]
#3: ffff888134e86190 (&dev->mutex){....}-{3:3}, at: usb_disconnect+0x10a/0x920 drivers/usb/core/hub.c:2295
#4: ffff88810674b160 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1009 [inline]
#4: ffff88810674b160 (&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1093 [inline]
#4: ffff88810674b160 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0xa4/0x610 drivers/base/dd.c:1290
#5: ffffffff892e5fa8 (input_mutex){+.+.}-{3:3}, at: __input_unregister_device+0x136/0x450 drivers/input/input.c:2293
#6: ffffffff886bfdf8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock+0x282/0x3b0 kernel/rcu/tree_exp.h:291
2 locks held by kworker/1:2/645:
2 locks held by kworker/u8:6/1222:
#0: ffff888100089148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206
#1: ffffc9000233fd80 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 kernel/workqueue.c:3207
2 locks held by kworker/u8:7/2016:
#0: ffff888100089148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206
#1: ffffc9000360fd80 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 kernel/workqueue.c:3207
5 locks held by acpid/2384:
#0: ffffffff886b4660 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]
#0: ffffffff886b4660 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline]
#0: ffffffff886b4660 (rcu_read_lock){....}-{1:2}, at: do_select+0x12d/0x17b0 fs/select.c:489
#1: ffff888134e82230 (&dev->event_lock){-.-.}-{2:2}, at: input_event drivers/input/input.c:434 [inline]
#1: ffff888134e82230 (&dev->event_lock){-.-.}-{2:2}, at: input_event+0x70/0xa0 drivers/input/input.c:427
#2: ffffffff886b4660 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]
#2: ffffffff886b4660 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline]
#2: ffffffff886b4660 (rcu_read_lock){....}-{1:2}, at: input_pass_values+0xb2/0x840 drivers/input/input.c:153
#3: ffffffff88b69cf8 (kbd_event_lock){-.-.}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline]
#3: ffffffff88b69cf8 (kbd_event_lock){-.-.}-{2:2}, at: kbd_event+0x8a/0x17a0 drivers/tty/vt/keyboard.c:1537
#4: ffffffff886b4660 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]
#4: ffffffff886b4660 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline]
#4: ffffffff886b4660 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x340 kernel/locking/lockdep.c:6614
2 locks held by getty/2457:
#0: ffff888107a870a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
#1: ffffc900000432f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xfc8/0x1490 drivers/tty/n_tty.c:2211
3 locks held by syz-executor/2492:
#0: ffff88811c7d8730 (&vma->vm_lock->lock){++++}-{3:3}, at: vma_start_read include/linux/mm.h:678 [inline]
#0: ffff88811c7d8730 (&vma->vm_lock->lock){++++}-{3:3}, at: lock_vma_under_rcu+0x1e2/0x8f0 mm/memory.c:5844
#1: ffff888113c204f0 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x17d/0x390 mm/memory.c:3099
#2: ffff888113c24950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x10db/0x15e0 fs/jbd2/transaction.c:463
3 locks held by syz-executor/2510:
#0: ffff888113c203f8 (sb_writers#4){.+.+}-{0:0}, at: filename_create+0x10d/0x530 fs/namei.c:3893
#1: ffff88811b73aba0 (&type->i_mutex_dir_key#3/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:826 [inline]
#1: ffff88811b73aba0 (&type->i_mutex_dir_key#3/1){+.+.}-{3:3}, at: filename_create+0x1c2/0x530 fs/namei.c:3900
#2: ffff888113c24950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x10db/0x15e0 fs/jbd2/transaction.c:463
1 lock held by syz.3.26/5280:
#0: ffffffff886bfdf8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock+0x1a4/0x3b0 kernel/rcu/tree_exp.h:323
1 lock held by modprobe/5827:
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