rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
1-...D
} 2683 jiffies s: 39741 root: 0x2/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 5111 Comm: udevd Not tainted 6.12.0-rc3-syzkaller-00051-g07b887f8236e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
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 b1 ef 0d ff eb a0 e8 3a f0 0d
RSP: 0018:ffffc900001b7f40 EFLAGS: 00000006
RAX: 0000000000000000 RBX: 00000000000003f9 RCX: 0000000000000000
RDX: 00000000000003f9 RSI: ffffffff82a06b75 RDI: ffffffff93635660
RBP: ffffffff93635620 R08: 0000000000000001 R09: 000000000000001f
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: ffffffff93635670 R15: 0000000000000070
FS: 00007f8598b19c80(0000) GS:ffff8881f5900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32a1fffc CR3: 0000000118516000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
serial_out drivers/tty/serial/8250/8250.h:142 [inline]
serial8250_clear_IER+0x9b/0xc0 drivers/tty/serial/8250/8250_port.c:699
serial8250_console_write+0x243/0x17c0 drivers/tty/serial/8250/8250_port.c:3358
console_emit_next_record kernel/printk/printk.c:3092 [inline]
console_flush_all+0x800/0xc60 kernel/printk/printk.c:3180
__console_flush_and_unlock kernel/printk/printk.c:3239 [inline]
console_unlock+0xd9/0x210 kernel/printk/printk.c:3279
vprintk_emit+0x424/0x6f0 kernel/printk/printk.c:2407
vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:68
_printk+0xc8/0x100 kernel/printk/printk.c:2432
printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline]
show_trace_log_lvl+0x1b7/0x3d0 arch/x86/kernel/dumpstack.c:285
sched_show_task kernel/sched/core.c:7589 [inline]
sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7564
show_state_filter+0xee/0x320 kernel/sched/core.c:7634
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:1522 [inline]
kbd_event+0xcbd/0x17a0 drivers/tty/vt/keyboard.c:1541
input_handler_events_default+0x116/0x1b0 drivers/input/input.c:2549
input_pass_values+0x777/0x8e0 drivers/input/input.c:126
input_event_dispose drivers/input/input.c:352 [inline]
input_handle_event+0xb30/0x14d0 drivers/input/input.c:369
input_event drivers/input/input.c:398 [inline]
input_event+0x83/0xa0 drivers/input/input.c:390
hidinput_hid_event+0xa12/0x2410 drivers/hid/hid-input.c:1719
hid_process_event+0x4b7/0x5e0 drivers/hid/hid-core.c:1540
hid_input_array_field+0x330/0x710 drivers/hid/hid-core.c:1644
hid_process_report drivers/hid/hid-core.c:1694 [inline]
hid_report_raw_event+0xa02/0x11c0 drivers/hid/hid-core.c:2040
__hid_input_report.constprop.0+0x341/0x440 drivers/hid/hid-core.c:2110
hid_irq_in+0x35e/0x870 drivers/hid/usbhid/hid-core.c:285
__usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650
usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734
dummy_timer+0x17c3/0x38d0 drivers/usb/gadget/udc/dummy_hcd.c:1988
__run_hrtimer kernel/time/hrtimer.c:1691 [inline]
__hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1755
hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1772
handle_softirqs+0x206/0x8d0 kernel/softirq.c:554
__do_softirq kernel/softirq.c:588 [inline]
invoke_softirq kernel/softirq.c:428 [inline]
__irq_exit_rcu kernel/softirq.c:637 [inline]
irq_exit_rcu+0xac/0x110 kernel/softirq.c:649
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline]
sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1037
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:finish_task_switch.isra.0+0x1e5/0xa40 kernel/sched/core.c:5196
Code: 0f 85 ad 07 00 00 8b 0d c1 e1 2d 09 85 c9 0f 85 cb 02 00 00 48 89 df e8 89 49 c8 05 e8 74 05 35 00 fb 65 48 8b 1d 6b 48 db 7e <48> 8d bb 30 15 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1
RSP: 0018:ffffc9000525f878 EFLAGS: 00000206
RAX: 0000000000ed284b RBX: ffff888100f5d7c0 RCX: 1ffffffff1f5c7a3
RDX: 0000000000000000 RSI: ffffffff8727f1c0 RDI: ffffffff8746ea80
RBP: ffffc9000525f8c0 R08: 0000000000000001 R09: fffffbfff1f55dc4
R10: ffffffff8faaee27 R11: 0000000000000000 R12: ffff8881f593d6d8
R13: ffff88811d1e8000 R14: 0000000000000000 R15: ffff8881f583d6d8
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1067/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6831
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
device_lock_interruptible include/linux/device.h:1019 [inline]
manufacturer_show+0x26/0xa0 drivers/usb/core/sysfs.c:142
dev_attr_show+0x53/0xe0 drivers/base/core.c:2431
sysfs_kf_seq_show+0x23e/0x410 fs/sysfs/file.c:59
seq_read_iter+0x4f4/0x12b0 fs/seq_file.c:230
kernfs_fop_read_iter+0x414/0x580 fs/kernfs/file.c:279
new_sync_read fs/read_write.c:488 [inline]
vfs_read+0x86e/0xbd0 fs/read_write.c:569
ksys_read+0x12f/0x260 fs/read_write.c:712
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: 0033:0x7f8598c44b6a
Code: 00 3d 00 00 41 00 75 0d 50 48 8d 3d 2d 08 0a 00 e8 ea 7d 01 00 31 c0 e9 07 ff ff ff 64 8b 04 25 18 00 00 00 85 c0 75 1b 0f 05 <48> 3d 00 f0 ff ff 76 6c 48 8b 15 8f a2 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffeeefba4b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 000056272abd8230 RCX: 00007f8598c44b6a
RDX: 0000000000001000 RSI: 00007ffeeefba958 RDI: 0000000000000008
RBP: 0000562714f1477b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008
R13: 000056272abd8320 R14: 00007ffeeefba958 R15: 000056272ab949f0
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: 0033:0x7f8598c51457
RSP: 002b:00007ffeeefc1448 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8598c51457
RDX: 0000000000000004 RSI: 00007ffeeefc1488 RDI: 0000000000000004
RBP: 000056272abd9880 R08: 0000000000000007 R09: ac5f79b34e58a836
R10: 00000000ffffffff R11: 0000000000000246 R12: 000056272abade60
R13: 00007ffeeefc1488 R14: 00000000ffffffff R15: 000056272ab7d2c0
task:kworker/0:3 state:I stack:21120 pid:4922 tgid:4922 ppid:2 flags:0x00004000
Workqueue: 0x0
(mm_percpu_wq)
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:udevd state:S
stack:24064 pid:4923 tgid:4923 ppid:2550 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272
ep_poll fs/eventpoll.c:2062 [inline]
do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459
__do_sys_epoll_wait fs/eventpoll.c:2471 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2466 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466
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: 0033:0x7f8598c51457
RSP: 002b:00007ffeeefc1448 EFLAGS: 00000246
ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8598c51457
RDX: 0000000000000004 RSI: 00007ffeeefc1488 RDI: 0000000000000004
RBP: 000056272abaac40 R08: 0000000000000007 R09: ac5f79b34e58a836
R10: 00000000ffffffff R11: 0000000000000246 R12: 000056272abb6590
R13: 00007ffeeefc1488 R14: 00000000ffffffff R15: 000056272ab7d2c0
task:kworker/0:5 state:I stack:21056 pid:4928 tgid:4928 ppid:2 flags:0x00004000
Workqueue: 0x0
(events)
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
task:kworker/1:3 state:D
stack:21104 pid:4936 tgid:4936 ppid:2 flags:0x00004000
Workqueue: events console_callback
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
schedule_timeout+0x258/0x2a0 kernel/time/timer.c:2591
___down_common+0x2d7/0x460 kernel/locking/semaphore.c:225
__down_common kernel/locking/semaphore.c:246 [inline]
__down+0x20/0x30 kernel/locking/semaphore.c:254
down+0x74/0xa0 kernel/locking/semaphore.c:63
console_lock+0x5b/0xa0 kernel/printk/printk.c:2808
console_callback+0x63/0x4c0 drivers/tty/vt/vt.c:3120
process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3229
process_scheduled_works kernel/workqueue.c:3310 [inline]
worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:kworker/1:4 state:I stack:21856 pid:4993 tgid:4993 ppid:2 flags:0x00004000
Workqueue: 0x0
(events)
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:udevd state:S
stack:27520 pid:4996 tgid:4996 ppid:2550 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272
ep_poll fs/eventpoll.c:2062 [inline]
do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459
__do_sys_epoll_wait fs/eventpoll.c:2471 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2466 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466
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: 0033:0x7f8598c51457
RSP: 002b:00007ffeeefc1448 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8598c51457
RDX: 0000000000000004 RSI: 00007ffeeefc1488 RDI: 0000000000000004
RBP: 000056272ab898f0 R08: 0000000000000007 R09: ac5f79b34e58a836
R10: 00000000ffffffff R11: 0000000000000246 R12: 000056272abd5d90
R13: 00007ffeeefc1488 R14: 00000000ffffffff R15: 000056272ab7d2c0
task:kworker/1:5 state:I
stack:21296 pid:5017 tgid:5017 ppid:2 flags:0x00004000
Workqueue: 0x0
(usb_hub_wq)
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:udevd state:S
stack:27792 pid:5104 tgid:5104 ppid:2550 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272
ep_poll fs/eventpoll.c:2062 [inline]
do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459
__do_sys_epoll_wait fs/eventpoll.c:2471 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2466 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466
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: 0033:0x7f8598c51457
RSP: 002b:00007ffeeefc1448 EFLAGS: 00000246
ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8598c51457
RDX: 0000000000000004 RSI: 00007ffeeefc1488 RDI: 0000000000000004
RBP: 000056272abb76c0 R08: 0000000000000007 R09: ac5f79b34e58a836
R10: 00000000ffffffff R11: 0000000000000246 R12: 000056272ac4db40
R13: 00007ffeeefc1488 R14: 00000000ffffffff R15: 000056272ab7d2c0
task:udevd state:S stack:27520 pid:5107 tgid:5107 ppid:2550 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272
ep_poll fs/eventpoll.c:2062 [inline]
do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459
__do_sys_epoll_wait fs/eventpoll.c:2471 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2466 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466
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: 0033:0x7f8598c51457
RSP: 002b:00007ffeeefc1448 EFLAGS: 00000246
ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8598c51457
RDX: 0000000000000004 RSI: 00007ffeeefc1488 RDI: 0000000000000004
RBP: 000056272aba9810 R08: 0000000000000007 R09: ac5f79b34e58a836
R10: 00000000ffffffff R11: 0000000000000246 R12: 000056272ac4c090
R13: 00007ffeeefc1488 R14: 00000000ffffffff R15: 000056272ab7d2c0
task:udevd state:S stack:26016 pid:5108 tgid:5108 ppid:2550 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272
ep_poll fs/eventpoll.c:2062 [inline]
do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459
__do_sys_epoll_wait fs/eventpoll.c:2471 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2466 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466
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: 0033:0x7f8598c51457
RSP: 002b:00007ffeeefc1448 EFLAGS: 00000246
ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8598c51457
RDX: 0000000000000004 RSI: 00007ffeeefc1488 RDI: 0000000000000004
RBP: 000056272abf3900 R08: 0000000000000007 R09: ac5f79b34e58a836
R10: 00000000ffffffff R11: 0000000000000246 R12: 000056272abb9300
R13: 00007ffeeefc1488 R14: 00000000ffffffff R15: 000056272ab7d2c0
task:udevd state:S stack:27520 pid:5109 tgid:5109 ppid:2550 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272
ep_poll fs/eventpoll.c:2062 [inline]
do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459
__do_sys_epoll_wait fs/eventpoll.c:2471 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2466 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466
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: 0033:0x7f8598c51457
RSP: 002b:00007ffeeefc1448 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8598c51457
RDX: 0000000000000004 RSI: 00007ffeeefc1488 RDI: 0000000000000004
RBP: 000056272abb59a0 R08: 0000000000000007 R09: ac5f79b34e58a836
R10: 00000000ffffffff R11: 0000000000000246 R12: 000056272ac46190
R13: 00007ffeeefc1488 R14: 00000000ffffffff R15: 000056272ab7d2c0
task:udevd state:S stack:23808 pid:5110 tgid:5110 ppid:2550 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272
ep_poll fs/eventpoll.c:2062 [inline]
do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459
__do_sys_epoll_wait fs/eventpoll.c:2471 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2466 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466
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: 0033:0x7f8598c51457
RSP: 002b:00007ffeeefc1448 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8598c51457
RDX: 0000000000000004 RSI: 00007ffeeefc1488 RDI: 0000000000000004
RBP: 000056272ac04f70 R08: 0000000000000007 R09: ac5f79b34e58a836
R10: 00000000ffffffff R11: 0000000000000246 R12: 000056272ac47850
R13: 00007ffeeefc1488 R14: 00000000ffffffff R15: 000056272ab7d2c0
task:udevd state:R
running task stack:24064 pid:5111 tgid:5111 ppid:2550 flags:0x0000400a
Call Trace:
sched_show_task kernel/sched/core.c:7589 [inline]
sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7564
show_state_filter+0xee/0x320 kernel/sched/core.c:7634
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:1522 [inline]
kbd_event+0xcbd/0x17a0 drivers/tty/vt/keyboard.c:1541
input_handler_events_default+0x116/0x1b0 drivers/input/input.c:2549
input_pass_values+0x777/0x8e0 drivers/input/input.c:126
input_event_dispose drivers/input/input.c:352 [inline]
input_handle_event+0xb30/0x14d0 drivers/input/input.c:369
input_event drivers/input/input.c:398 [inline]
input_event+0x83/0xa0 drivers/input/input.c:390
hidinput_hid_event+0xa12/0x2410 drivers/hid/hid-input.c:1719
hid_process_event+0x4b7/0x5e0 drivers/hid/hid-core.c:1540
hid_input_array_field+0x330/0x710 drivers/hid/hid-core.c:1644
hid_process_report drivers/hid/hid-core.c:1694 [inline]
hid_report_raw_event+0xa02/0x11c0 drivers/hid/hid-core.c:2040
__hid_input_report.constprop.0+0x341/0x440 drivers/hid/hid-core.c:2110
hid_irq_in+0x35e/0x870 drivers/hid/usbhid/hid-core.c:285
__usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650
usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734
dummy_timer+0x17c3/0x38d0 drivers/usb/gadget/udc/dummy_hcd.c:1988
__run_hrtimer kernel/time/hrtimer.c:1691 [inline]
__hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1755
hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1772
handle_softirqs+0x206/0x8d0 kernel/softirq.c:554
__do_softirq kernel/softirq.c:588 [inline]
invoke_softirq kernel/softirq.c:428 [inline]
__irq_exit_rcu kernel/softirq.c:637 [inline]
irq_exit_rcu+0xac/0x110 kernel/softirq.c:649
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline]
sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1037
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:finish_task_switch.isra.0+0x1e5/0xa40 kernel/sched/core.c:5196
Code: 0f 85 ad 07 00 00 8b 0d c1 e1 2d 09 85 c9 0f 85 cb 02 00 00 48 89 df e8 89 49 c8 05 e8 74 05 35 00 fb 65 48 8b 1d 6b 48 db 7e <48> 8d bb 30 15 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1
RSP: 0018:ffffc9000525f878 EFLAGS: 00000206
RAX: 0000000000ed284b RBX: ffff888100f5d7c0 RCX: 1ffffffff1f5c7a3
RDX: 0000000000000000 RSI: ffffffff8727f1c0 RDI: ffffffff8746ea80
RBP: ffffc9000525f8c0 R08: 0000000000000001 R09: fffffbfff1f55dc4
R10: ffffffff8faaee27 R11: 0000000000000000 R12: ffff8881f593d6d8
R13: ffff88811d1e8000 R14: 0000000000000000 R15: ffff8881f583d6d8
context_switch kernel/sched/core.c:5325 [inline]
__schedule+0x1067/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6831
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
device_lock_interruptible include/linux/device.h:1019 [inline]
manufacturer_show+0x26/0xa0 drivers/usb/core/sysfs.c:142
dev_attr_show+0x53/0xe0 drivers/base/core.c:2431
sysfs_kf_seq_show+0x23e/0x410 fs/sysfs/file.c:59
seq_read_iter+0x4f4/0x12b0 fs/seq_file.c:230
kernfs_fop_read_iter+0x414/0x580 fs/kernfs/file.c:279
new_sync_read fs/read_write.c:488 [inline]
vfs_read+0x86e/0xbd0 fs/read_write.c:569
ksys_read+0x12f/0x260 fs/read_write.c:712
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: 0033:0x7f8598c44b6a
Code: 00 3d 00 00 41 00 75 0d 50 48 8d 3d 2d 08 0a 00 e8 ea 7d 01 00 31 c0 e9 07 ff ff ff 64 8b 04 25 18 00 00 00 85 c0 75 1b 0f 05 <48> 3d 00 f0 ff ff 76 6c 48 8b 15 8f a2 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffeeefba4b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 000056272abd8230 RCX: 00007f8598c44b6a
RDX: 0000000000001000 RSI: 00007ffeeefba958 RDI: 0000000000000008
RBP: 0000562714f1477b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008
R13: 000056272abd8320 R14: 00007ffeeefba958 R15: 000056272ab949f0
task:kworker/u8:0 state:S stack:24112 pid:10282 tgid:10282 ppid:2 flags:0x00004000
Workqueue: events_unbound call_usermodehelper_exec_work
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
do_wait+0x1dd/0x570 kernel/exit.c:1697
kernel_wait+0xa0/0x160 kernel/exit.c:1868
call_usermodehelper_exec_sync kernel/umh.c:137 [inline]
call_usermodehelper_exec_work+0xf1/0x170 kernel/umh.c:164
process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3229
process_scheduled_works kernel/workqueue.c:3310 [inline]
worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:kworker/1:6 state:I stack:20448 pid:10888 tgid:10888 ppid:2 flags:0x00004000
Workqueue: 0x0
(events)
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:kworker/0:4 state:I stack:22240 pid:12350 tgid:12350 ppid:2 flags:0x00004000
Workqueue: 0x0 (mm_percpu_wq)
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:kworker/u8:1 state:I stack:23520 pid:12620 tgid:12620 ppid:2 flags:0x00004000
Workqueue: 0x0 (events_unbound)
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:kworker/1:7 state:I stack:22368 pid:12955 tgid:12955 ppid:2 flags:0x00004000
Workqueue: 0x0 (usb_hub_wq)
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:syz-executor state:S stack:23520 pid:13163 tgid:13163 ppid:1 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
do_wait+0x1dd/0x570 kernel/exit.c:1697
kernel_wait4+0x16c/0x280 kernel/exit.c:1851
zap_pid_ns_processes+0x2e3/0x6a0 kernel/pid_namespace.c:222
find_child_reaper kernel/exit.c:612 [inline]
forget_original_parent kernel/exit.c:701 [inline]
exit_notify kernel/exit.c:738 [inline]
do_exit+0x2530/0x2ce0 kernel/exit.c:959
do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
get_signal+0x25fb/0x2770 kernel/signal.c:2917
arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0x147/0x260 kernel/entry/common.c:218
do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9ecae900a3
RSP: 002b:00007ffd43e34ce8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6
RAX: fffffffffffffdfc RBX: 0000000000000115 RCX: 00007f9ecae900a3
RDX: 00007ffd43e34d00 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffd43e34d5c R08: 000000000003e16e R09: 00007f9ecbb57080
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000032
R13: 000000000015e6e5 R14: 000000000015e25e R15: 00007ffd43e34db0
task:kworker/u8:2 state:S stack:24112 pid:13282 tgid:13282 ppid:2 flags:0x00004000
Workqueue: events_unbound call_usermodehelper_exec_work
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
do_wait+0x1dd/0x570 kernel/exit.c:1697
kernel_wait+0xa0/0x160 kernel/exit.c:1868
call_usermodehelper_exec_sync kernel/umh.c:137 [inline]
call_usermodehelper_exec_work+0xf1/0x170 kernel/umh.c:164
process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3229
process_scheduled_works kernel/workqueue.c:3310 [inline]
worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:syz-executor state:S stack:24272 pid:13844 tgid:13844 ppid:1 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
do_wait+0x1dd/0x570 kernel/exit.c:1697
kernel_wait4+0x16c/0x280 kernel/exit.c:1851
zap_pid_ns_processes+0x2e3/0x6a0 kernel/pid_namespace.c:222
find_child_reaper kernel/exit.c:612 [inline]
forget_original_parent kernel/exit.c:701 [inline]
exit_notify kernel/exit.c:738 [inline]
do_exit+0x2530/0x2ce0 kernel/exit.c:959
do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
get_signal+0x25fb/0x2770 kernel/signal.c:2917
arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0x147/0x260 kernel/entry/common.c:218
do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2167064213
RSP: 002b:00007fff05e9af58 EFLAGS: 00000202 ORIG_RAX: 000000000000003d
RAX: fffffffffffffe00 RBX: 0000000000000085 RCX: 00007f2167064213
RDX: 0000000040000000 RSI: 00007fff05e9af8c RDI: 00000000ffffffff
RBP: 00007fff05e9af8c R08: 000000000003e306 R09: 00007f2167d5e080
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 0000000000000000 R14: 000000000015e42a R15: 00007fff05e9afe0
task:syz-executor state:S stack:24064 pid:14392 tgid:14392 ppid:1 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
do_wait+0x1dd/0x570 kernel/exit.c:1697
kernel_wait4+0x16c/0x280 kernel/exit.c:1851
zap_pid_ns_processes+0x2e3/0x6a0 kernel/pid_namespace.c:222
find_child_reaper kernel/exit.c:612 [inline]
forget_original_parent kernel/exit.c:701 [inline]
exit_notify kernel/exit.c:738 [inline]
do_exit+0x2530/0x2ce0 kernel/exit.c:959
do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
get_signal+0x25fb/0x2770 kernel/signal.c:2917
arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0x147/0x260 kernel/entry/common.c:218
do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f06833b4213
RSP: 002b:00007ffffe6b5738 EFLAGS: 00000202 ORIG_RAX: 000000000000003d
RAX: fffffffffffffe00 RBX: 0000000000000091 RCX: 00007f06833b4213
RDX: 0000000040000000 RSI: 00007ffffe6b576c RDI: 00000000ffffffff
RBP: 00007ffffe6b576c R08: 000000000003e446 R09: 00007f06840b2080
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 0000000000000000 R14: 000000000015e890 R15: 00007ffffe6b57c0
task:syz.2.2819 state:D stack:27200 pid:15771 tgid:15771 ppid:2652 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
exp_funnel_lock+0x344/0x3b0 kernel/rcu/tree_exp.h:320
synchronize_rcu_expedited+0x290/0x450 kernel/rcu/tree_exp.h:976
namespace_unlock+0x1b5/0x490 fs/namespace.c:1703
drop_collected_mounts fs/namespace.c:2225 [inline]
put_mnt_ns fs/namespace.c:5553 [inline]
put_mnt_ns+0xf4/0x130 fs/namespace.c:5549
free_nsproxy+0x47/0x470 kernel/nsproxy.c:193
put_nsproxy include/linux/nsproxy.h:118 [inline]
switch_task_namespaces+0xeb/0x100 kernel/nsproxy.c:251
do_exit+0xad8/0x2ce0 kernel/exit.c:938
do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
get_signal+0x25fb/0x2770 kernel/signal.c:2917
arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0x147/0x260 kernel/entry/common.c:218
do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb71053dff9
RSP: 002b:00007fff295d4eb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffdfc RBX: 00007fff295d4fe0 RCX: 00007fb71053dff9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fb7106f5f8c
RBP: 00007fb7106f5f8c R08: 00007fb711236080 R09: 00007fff295d51af
R10: 00007fff295d4fc0 R11: 0000000000000246 R12: 000000000015e7a3
R13: 00007fff295d4fc0 R14: 000000000000015e R15: 000000000015e645
task:syz.1.2821 state:D stack:28992 pid:15782 tgid:15776 ppid:13163 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
exp_funnel_lock+0x344/0x3b0 kernel/rcu/tree_exp.h:320
synchronize_rcu_expedited+0x290/0x450 kernel/rcu/tree_exp.h:976
module_remove_driver+0x2e/0x260 drivers/base/module.c:106
bus_remove_driver+0x143/0x2c0 drivers/base/bus.c:745
driver_unregister+0x76/0xb0 drivers/base/driver.c:274
usb_gadget_register_driver_owner+0x20f/0x330 drivers/usb/gadget/udc/core.c:1722
raw_ioctl_run drivers/usb/gadget/legacy/raw_gadget.c:595 [inline]
raw_ioctl+0x1731/0x2b90 drivers/usb/gadget/legacy/raw_gadget.c:1306
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl fs/ioctl.c:893 [inline]
__x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893
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: 0033:0x7f9ecae5dbfb
RSP: 002b:00007f9ec9ab3f10 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f9ecae5dbfb
RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000006
RBP: 00007f9ec9ab4fe0 R08: 0000000000000000 R09: 00312e6364755f79
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f9ec9ab3fb0 R14: 00000000200001c0 R15: 00007f9ecb141c58
task:syz.1.2821 state:D stack:28912 pid:15785 tgid:15776 ppid:13163 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
exp_funnel_lock+0x344/0x3b0 kernel/rcu/tree_exp.h:320
synchronize_rcu_expedited+0x290/0x450 kernel/rcu/tree_exp.h:976
evdev_detach_client drivers/input/evdev.c:377 [inline]
evdev_release+0x23f/0x400 drivers/input/evdev.c:440
__fput+0x3f6/0xb60 fs/file_table.c:431
__fput_sync+0x45/0x50 fs/file_table.c:516
__do_sys_close fs/open.c:1565 [inline]
__se_sys_close fs/open.c:1550 [inline]
__x64_sys_close+0x86/0x100 fs/open.c:1550
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: 0033:0x7f9ecae5cc8a
RSP: 002b:00007f9ec9a94ff0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 00007f9ecb016130 RCX: 00007f9ecae5cc8a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
RBP: 00007f9ecaed0296 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f9ecb016130 R15: 00007ffd43e34998
task:syz.1.2821 state:D stack:28992 pid:15786 tgid:15776 ppid:13163 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
exp_funnel_lock+0x344/0x3b0 kernel/rcu/tree_exp.h:320
synchronize_rcu_expedited+0x290/0x450 kernel/rcu/tree_exp.h:976
module_remove_driver+0x2e/0x260 drivers/base/module.c:106
bus_remove_driver+0x143/0x2c0 drivers/base/bus.c:745
driver_unregister+0x76/0xb0 drivers/base/driver.c:274
usb_gadget_register_driver_owner+0x20f/0x330 drivers/usb/gadget/udc/core.c:1722
raw_ioctl_run drivers/usb/gadget/legacy/raw_gadget.c:595 [inline]
raw_ioctl+0x1731/0x2b90 drivers/usb/gadget/legacy/raw_gadget.c:1306
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl fs/ioctl.c:893 [inline]
__x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893
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: 0033:0x7f9ecae5dbfb
RSP: 002b:00007f9ec986ff10 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9ecae5dbfb
RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000007
RBP: 00007f9ec9870fe0 R08: 0000000000000000 R09: 00312e6364755f79
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f9ec986ffb0 R14: 0000000020000000 R15: 00007f9ecb1424c0
task:syz.1.2821 state:D stack:28992 pid:15787 tgid:15776 ppid:13163 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
exp_funnel_lock+0x344/0x3b0 kernel/rcu/tree_exp.h:320
synchronize_rcu_expedited+0x290/0x450 kernel/rcu/tree_exp.h:976
module_remove_driver+0x2e/0x260 drivers/base/module.c:106
bus_remove_driver+0x143/0x2c0 drivers/base/bus.c:745
driver_unregister+0x76/0xb0 drivers/base/driver.c:274
usb_gadget_register_driver_owner+0x20f/0x330 drivers/usb/gadget/udc/core.c:1722
raw_ioctl_run drivers/usb/gadget/legacy/raw_gadget.c:595 [inline]
raw_ioctl+0x1731/0x2b90 drivers/usb/gadget/legacy/raw_gadget.c:1306
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl fs/ioctl.c:893 [inline]
__x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893
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: 0033:0x7f9ecae5dbfb
RSP: 002b:00007f9ec964cf10 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f9ecae5dbfb
RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000005
RBP: 00007f9ec964dfe0 R08: 0000000000000000 R09: 00312e6364755f79
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f9ec964cfb0 R14: 0000000020000080 R15: 00007f9ecb1413f0
task:syz.4.2822 state:D stack:28528 pid:15779 tgid:15778 ppid:13844 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682
__schedule_loop kernel/sched/core.c:6759 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6774
synchronize_rcu_expedited+0x392/0x450 kernel/rcu/tree_exp.h:991
module_remove_driver+0x2e/0x260 drivers/base/module.c:106
bus_remove_driver+0x143/0x2c0 drivers/base/bus.c:745
driver_unregister+0x76/0xb0 drivers/base/driver.c:274
usb_gadget_register_driver_owner+0x20f/0x330 drivers/usb/gadget/udc/core.c:1722
raw_ioctl_run drivers/usb/gadget/legacy/raw_gadget.c:595 [inline]
raw_ioctl+0x1731/0x2b90 drivers/usb/gadget/legacy/raw_gadget.c:1306
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl fs/ioctl.c:893 [inline]
__x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893
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: 0033:0x7f216706dbfb
RSP: 002b:00007f2165ce4f10 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f216706dbfb
RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000004
RBP: 00007f2165ce5fe0 R08: 0000000000000000 R09: 00342e6364755f79
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2165ce4fb0 R14: 0000000020000200 R15: 00007f2167350b88
task:syz.0.2823 state:D stack:27856 pid:15780 tgid:15780 ppid:2658 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5322 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6682