Re: [syzbot] [usb?] [fs?] [input?] INFO: rcu detected stall in __fsnotify_parent

From: syzbot
Date: Sat Oct 05 2024 - 04:27:49 EST

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In reply to: syzbot: "[syzbot] [usb?] [fs?] [input?] INFO: rcu detected stall in __fsnotify_parent"
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syzbot has found a reproducer for the following issue on:

HEAD commit: 4a9fe2a8ac53 dt-bindings: usb: dwc3-imx8mp: add compatible..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
console output: https://syzkaller.appspot.com/x/log.txt?x=156a479f980000
kernel config: https://syzkaller.appspot.com/x/.config?x=4510af5d637450fb
dashboard link: https://syzkaller.appspot.com/bug?extid=a9cae4ac3dad4268693f
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16aad307980000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10c74d27980000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/883c5319cb52/disk-4a9fe2a8.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/caf4421ed2ef/vmlinux-4a9fe2a8.xz
kernel image: https://storage.googleapis.com/syzbot-assets/d8e3beb01d49/bzImage-4a9fe2a8.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+a9cae4ac3dad4268693f@xxxxxxxxxxxxxxxxxxxxxxxxx

rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
0-...D
} 2630 jiffies s: 645 root: 0x1/.
rcu: blocking rcu_node structures (internal RCU debug):

Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 2531 Comm: acpid Not tainted 6.12.0-rc1-syzkaller-00027-g4a9fe2a8ac53 #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 f1 eb 0d ff eb a0 e8 7a ec 0d
RSP: 0018:ffffc90000006f60 EFLAGS: 00000002
RAX: 000000000000002e RBX: 00000000000003f8 RCX: 0000000000000000
RDX: 00000000000003f8 RSI: ffffffff82a076c5 RDI: ffffffff936356a0
RBP: ffffffff93635660 R08: 0000000000000001 R09: 000000000000001f
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 000000000000002e R14: ffffffff82a07660 R15: 0000000000000000
FS: 00007f1bc5156740(0000) GS:ffff8881f5800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f42725dd0d8 CR3: 0000000115d0c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<NMI>
</NMI>
<IRQ>
serial_out drivers/tty/serial/8250/8250.h:142 [inline]
serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3322 [inline]
serial8250_console_write+0xf9e/0x17c0 drivers/tty/serial/8250/8250_port.c:3393
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:7582 [inline]
sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7557
show_state_filter+0xee/0x320 kernel/sched/core.c:7627
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+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: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
</IRQ>
<TASK>
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:trace_lock_release include/trace/events/lock.h:69 [inline]
RIP: 0010:lock_release+0xb1/0x6f0 kernel/locking/lockdep.c:5836
Code: 07 0f 87 21 05 00 00 89 ed be 08 00 00 00 48 89 e8 48 c1 e8 06 48 8d 3c c5 88 41 56 8a e8 07 23 7b 00 48 0f a3 2d 87 f9 22 09 <0f> 82 3a 04 00 00 48 c7 c5 38 51 56 8a 48 b8 00 00 00 00 00 fc ff
RSP: 0018:ffffc900019dfb00 EFLAGS: 00000247
RAX: 0000000000000001 RBX: 1ffff9200033bf62 RCX: ffffffff813347f9
RDX: fffffbfff14ac832 RSI: 0000000000000008 RDI: ffffffff8a564188
RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff14ac831
R10: ffffffff8a56418f R11: 0000000000000000 R12: ffffffff88ebb100
R13: 0000000000000000 R14: 000000000003c40c R15: ffff88811b1140d8
rcu_lock_release include/linux/rcupdate.h:347 [inline]
rcu_read_unlock include/linux/rcupdate.h:880 [inline]
dput.part.0+0xd3/0x9b0 fs/dcache.c:852
dput+0x1f/0x30 fs/dcache.c:847
__fsnotify_parent+0x776/0xa30 fs/notify/fsnotify.c:265
fsnotify_parent include/linux/fsnotify.h:96 [inline]
fsnotify_file include/linux/fsnotify.h:131 [inline]
fsnotify_access include/linux/fsnotify.h:380 [inline]
vfs_read+0x465/0xbd0 fs/read_write.c:573
ksys_read+0x1fa/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: 0033:0x7f1bc5220b6a
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:00007ffcee68bf08 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 000055d62d138380 RCX: 00007f1bc5220b6a
RDX: 0000000000000018 RSI: 00007ffcee68bf10 RDI: 000000000000000b
RBP: 0000000000000007 R08: 0000000000000000 R09: 000055d62d138360
R10: 0000000000000008 R11: 0000000000000246 R12: 000000000000000b
R13: 00007ffcee68bf10 R14: 0000000000000001 R15: 000000000000000b
</TASK>
add_hwgenerator_randomness+0xff/0x190 drivers/char/random.c:968
hwrng_fillfn+0x1f9/0x380 drivers/char/hw_random/core.c:508
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>
task:kworker/u8:5 state:I stack:26592 pid:209 tgid:209 ppid:2 flags:0x00004000
Workqueue: 0x0 (events_unbound)
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
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>
task:scsi_eh_0 state:S stack:30176 pid:225 tgid:225 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
scsi_error_handler+0x532/0xef0 drivers/scsi/scsi_error.c:2312
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>
task:kworker/R-scsi_ state:I stack:29712 pid:226 tgid:226 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:kworker/R-targe state:I stack:30832 pid:250 tgid:250 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:kworker/R-targe state:I stack:30080 pid:252 tgid:252 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:kworker/R-xcopy state:I stack:30080 pid:253 tgid:253 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:kworker/1:1H state:I stack:27568 pid:296 tgid:296 ppid:2 flags:0x00004000
Workqueue: 0x0 (kblockd)
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
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>
task:kworker/R-liber state:I stack:29040 pid:335 tgid:335 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:kworker/R-zd121 state:I stack:30080 pid:365 tgid:365 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:kworker/R-uas state:I stack:30080 pid:446 tgid:446 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:kworker/R-usbip state:I stack:30832 pid:742 tgid:742 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:kworker/1:2 state:I stack:29680 pid:845 tgid:845 ppid:2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
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>
task:pvrusb2-context state:S stack:29344 pid:988 tgid:988 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
pvr2_context_thread_func+0x631/0x970 drivers/media/usb/pvrusb2/pvrusb2-context.c:160
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>
task:kworker/R-kvub3 state:I stack:30080 pid:1025 tgid:1025 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:kworker/R-kvub3 state:I stack:30080 pid:1026 tgid:1026 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:kworker/R-kvub3 state:I stack:30080 pid:1027 tgid:1027 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:kworker/R-kmems state:I stack:30080 pid:1031 tgid:1031 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:kworker/R-elous state:I stack:30832 pid:1063 tgid:1063 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:kworker/R-mld state:I stack:30080 pid:1246 tgid:1246 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:kworker/R-ipv6_ state:I stack:30080 pid:1247 tgid:1247 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:jbd2/sda1-8 state:S stack:25760 pid:2507 tgid:2507 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
kjournald2+0x5c7/0x760 fs/jbd2/journal.c:230
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>
task:kworker/R-ext4- state:I stack:30080 pid:2508 tgid:2508 ppid:2 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541
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>
task:kworker/0:2 state:I stack:22352 pid:2509 tgid:2509 ppid:2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
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>
task:syslogd state:S stack:25408 pid:2528 tgid:2528 ppid:1 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
schedule_timeout+0x258/0x2a0 kernel/time/timer.c:2591
__skb_wait_for_more_packets+0x36c/0x5e0 net/core/datagram.c:121
__unix_dgram_recvmsg+0x243/0xdd0 net/unix/af_unix.c:2448
unix_dgram_recvmsg+0xd0/0x110 net/unix/af_unix.c:2537
sock_recvmsg_nosec net/socket.c:1051 [inline]
sock_recvmsg+0x1f6/0x250 net/socket.c:1073
sock_read_iter+0x2bb/0x3b0 net/socket.c:1143
new_sync_read fs/read_write.c:488 [inline]
vfs_read+0xa3b/0xbd0 fs/read_write.c:569
ksys_read+0x1fa/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: 0033:0x7fb37ae18b6a
RSP: 002b:00007ffd3dd5bb18 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb37ae18b6a
RDX: 00000000000000ff RSI: 000055d4d8be9300 RDI: 0000000000000000
RBP: 000055d4d8be92c0 R08: 0000000000000001 R09: 0000000000000000
R10: 00007fb37afb73a3 R11: 0000000000000246 R12: 000055d4d8be933a
R13: 000055d4d8be9300 R14: 0000000000000000 R15: 00007fb37affba80
</TASK>
task:acpid state:R running task stack:25600 pid:2531 tgid:2531 ppid:1 flags:0x00000008
Call Trace:
<IRQ>
sched_show_task kernel/sched/core.c:7582 [inline]
sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7557
show_state_filter+0xee/0x320 kernel/sched/core.c:7627
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+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: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
</IRQ>
<TASK>
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:trace_lock_release include/trace/events/lock.h:69 [inline]
RIP: 0010:lock_release+0xb1/0x6f0 kernel/locking/lockdep.c:5836
Code: 07 0f 87 21 05 00 00 89 ed be 08 00 00 00 48 89 e8 48 c1 e8 06 48 8d 3c c5 88 41 56 8a e8 07 23 7b 00 48 0f a3 2d 87 f9 22 09 <0f> 82 3a 04 00 00 48 c7 c5 38 51 56 8a 48 b8 00 00 00 00 00 fc ff
RSP: 0018:ffffc900019dfb00 EFLAGS: 00000247
RAX: 0000000000000001 RBX: 1ffff9200033bf62 RCX: ffffffff813347f9
RDX: fffffbfff14ac832 RSI: 0000000000000008 RDI: ffffffff8a564188
RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff14ac831
R10: ffffffff8a56418f R11: 0000000000000000 R12: ffffffff88ebb100
R13: 0000000000000000 R14: 000000000003c40c R15: ffff88811b1140d8
rcu_lock_release include/linux/rcupdate.h:347 [inline]
rcu_read_unlock include/linux/rcupdate.h:880 [inline]
dput.part.0+0xd3/0x9b0 fs/dcache.c:852
dput+0x1f/0x30 fs/dcache.c:847
__fsnotify_parent+0x776/0xa30 fs/notify/fsnotify.c:265
fsnotify_parent include/linux/fsnotify.h:96 [inline]
fsnotify_file include/linux/fsnotify.h:131 [inline]
fsnotify_access include/linux/fsnotify.h:380 [inline]
vfs_read+0x465/0xbd0 fs/read_write.c:573
ksys_read+0x1fa/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: 0033:0x7f1bc5220b6a
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:00007ffcee68bf08 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 000055d62d138380 RCX: 00007f1bc5220b6a
RDX: 0000000000000018 RSI: 00007ffcee68bf10 RDI: 000000000000000b
RBP: 0000000000000007 R08: 0000000000000000 R09: 000055d62d138360
R10: 0000000000000008 R11: 0000000000000246 R12: 000000000000000b
R13: 00007ffcee68bf10 R14: 0000000000000001 R15: 000000000000000b
</TASK>
task:klogd state:S stack:25344 pid:2535 tgid:2535 ppid:1 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
syslog_print+0x214/0x5d0 kernel/printk/printk.c:1614
do_syslog+0x3be/0x6a0 kernel/printk/printk.c:1766
__do_sys_syslog kernel/printk/printk.c:1858 [inline]
__se_sys_syslog kernel/printk/printk.c:1856 [inline]
__x64_sys_syslog+0x74/0xb0 kernel/printk/printk.c:1856
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: 0033:0x7fbf8a427fa7
RSP: 002b:00007ffcae150d88 EFLAGS: 00000206 ORIG_RAX: 0000000000000067
RAX: ffffffffffffffda RBX: 00007fbf8a5c64a0 RCX: 00007fbf8a427fa7
RDX: 00000000000003ff RSI: 00007fbf8a5c64a0 RDI: 0000000000000002
RBP: 0000000000000000 R08: 0000000000000007 R09: c8637c4b94a81d5c
R10: 0000000000004000 R11: 0000000000000206 R12: 00007fbf8a5c64a0
R13: 00007fbf8a5b6212 R14: 00007fbf8a5c651f R15: 00007fbf8a5c651f
</TASK>
task:udevd state:S stack:25744 pid:2546 tgid:2546 ppid:1 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
schedule_hrtimeout_range_clock+0x272/0x3b0 kernel/time/hrtimer.c:2281
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: 0033:0x7f869caa3457
RSP: 002b:00007ffe3ffc78b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007ffe3ffc79b8 RCX: 00007f869caa3457
RDX: 0000000000000008 RSI: 00007ffe3ffc79b8 RDI: 000000000000000b
RBP: 0000562d38ea0750 R08: 00000000ffffffff R09: 0000000000000000
R10: 0000000000000bb8 R11: 0000000000000246 R12: 0000000000000bb8
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
</TASK>
task:dbus-daemon state:S stack:26848 pid:2568 tgid:2568 ppid:1 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
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: 0033:0x7fc2a0f9e457
RSP: 002b:00007ffefbdd13b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007ffefbdd13c8 RCX: 00007fc2a0f9e457
RDX: 0000000000000040 RSI: 00007ffefbdd13c8 RDI: 0000000000000003
RBP: 00007ffefbdd1758 R08: 00000000000007c0 R09: 00007fc2a1113080
R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007ffefbdd1758 R15: 00007ffefbdd1a68
</TASK>
task:dhcpcd state:S stack:25984 pid:2583 tgid:2583 ppid:1 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
schedule_hrtimeout_range_clock+0x272/0x3b0 kernel/time/hrtimer.c:2281
poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241
do_poll fs/select.c:964 [inline]
do_sys_poll+0xad5/0xde0 fs/select.c:1015
__do_sys_ppoll fs/select.c:1121 [inline]
__se_sys_ppoll fs/select.c:1101 [inline]
__x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101
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: 0033:0x7f3846d25ad5
RSP: 002b:00007ffe80205fc0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00005649eb81bee0 RCX: 00007f3846d25ad5
RDX: 00007ffe80205fe0 RSI: 0000000000000004 RDI: 00005649eb825e70
RBP: 00007ffe80206310 R08: 0000000000000008 R09: 00007f3846e0e080
R10: 00007ffe80206310 R11: 0000000000000246 R12: 00007ffe80206008
R13: 00005649b3212610 R14: 0000000000000000 R15: 0000000000000000
</TASK>
task:dhcpcd state:S stack:23552 pid:2584 tgid:2584 ppid:2583 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272
poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241
do_poll fs/select.c:964 [inline]
do_sys_poll+0xad5/0xde0 fs/select.c:1015
__do_sys_ppoll fs/select.c:1121 [inline]
__se_sys_ppoll fs/select.c:1101 [inline]
__x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101
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: 0033:0x7f3846d25ad5
RSP: 002b:00007ffe80205fc0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00005649eb81bee0 RCX: 00007f3846d25ad5
RDX: 0000000000000000 RSI: 0000000000000003 RDI: 00005649eb81bec0
RBP: 00007ffe80206310 R08: 0000000000000008 R09: d92a8178b2e83299
R10: 00007ffe80206310 R11: 0000000000000246 R12: 0000000000000000
R13: 00005649b3212610 R14: 0000000000000000 R15: 0000000000000000
</TASK>
task:dhcpcd state:S stack:27520 pid:2585 tgid:2585 ppid:2583 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272
poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241
do_poll fs/select.c:964 [inline]
do_sys_poll+0xad5/0xde0 fs/select.c:1015
__do_sys_ppoll fs/select.c:1121 [inline]
__se_sys_ppoll fs/select.c:1101 [inline]
__x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101
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: 0033:0x7f3846d25ad5
RSP: 002b:00007ffe80205fc0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00005649eb81bee0 RCX: 00007f3846d25ad5
RDX: 0000000000000000 RSI: 0000000000000004 RDI: 00005649eb824fe0
RBP: 00007ffe80206310 R08: 0000000000000008 R09: 00005649b32123d0
R10: 00007ffe80206310 R11: 0000000000000246 R12: 0000000000000000
R13: 00005649b3212610 R14: 0000000000000003 R15: 0000000000000000
</TASK>
task:dhcpcd state:S stack:26928 pid:2586 tgid:2586 ppid:2583 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272
poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241
do_poll fs/select.c:964 [inline]
do_sys_poll+0xad5/0xde0 fs/select.c:1015
__do_sys_ppoll fs/select.c:1121 [inline]
__se_sys_ppoll fs/select.c:1101 [inline]
__x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101
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: 0033:0x7f3846d25ad5
RSP: 002b:00007ffe80205fc0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00005649eb81bee0 RCX: 00007f3846d25ad5
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 00005649eb824fe0
RBP: 00007ffe80206310 R08: 0000000000000008 R09: 00005649b32123d0
R10: 00007ffe80206310 R11: 0000000000000246 R12: 0000000000000000
R13: 00005649b3212610 R14: 0000000000000000 R15: 0000000000000000
</TASK>
task:sshd state:S stack:27344 pid:2602 tgid:2602 ppid:1 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272
poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241
do_poll fs/select.c:964 [inline]
do_sys_poll+0xad5/0xde0 fs/select.c:1015
__do_sys_ppoll fs/select.c:1121 [inline]
__se_sys_ppoll fs/select.c:1101 [inline]
__x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101
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: 0033:0x7f459e0e1ad5
RSP: 002b:00007ffd46cb5db0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00005650b52a5ab0 RCX: 00007f459e0e1ad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00005650b52ab490
RBP: 0000000000000064 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffd46cb5f68 R11: 0000000000000246 R12: 00005650b52ab490
R13: 00007ffd46cb5f68 R14: 0000000000000002 R15: 00005650b52a6b0c
</TASK>
task:getty state:S stack:25408 pid:2604 tgid:2604 ppid:1 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
schedule_timeout+0x258/0x2a0 kernel/time/timer.c:2591
wait_woken+0x175/0x1c0 kernel/sched/wait.c:423
n_tty_read+0x10fb/0x1480 drivers/tty/n_tty.c:2277
iterate_tty_read drivers/tty/tty_io.c:856 [inline]
tty_read+0x30e/0x5b0 drivers/tty/tty_io.c:931
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: 0033:0x7f6dc831eb6a
RSP: 002b:00007ffdc4021318 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000557343bdb2c0 RCX: 00007f6dc831eb6a
RDX: 0000000000000001 RSI: 00007ffdc4021330 RDI: 0000000000000000
RBP: 0000557343bdb320 R08: 0000000000000000 R09: eef90111b7981c2f
R10: 0000000000000010 R11: 0000000000000246 R12: 0000557343bdb35c
R13: 00007ffdc4021330 R14: 0000000000000000 R15: 0000557343bdb35c
</TASK>
task:dhcpcd state:S stack:25904 pid:2606 tgid:2606 ppid:2584 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272
poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241
do_poll fs/select.c:964 [inline]
do_sys_poll+0xad5/0xde0 fs/select.c:1015
__do_sys_ppoll fs/select.c:1121 [inline]
__se_sys_ppoll fs/select.c:1101 [inline]
__x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101
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: 0033:0x7f3846d25ad5
RSP: 002b:00007ffe80205fc0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00005649eb81bee0 RCX: 00007f3846d25ad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00005649eb826d50
RBP: 00007ffe80206310 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffe80206310 R11: 0000000000000246 R12: 0000000000000000
R13: 00005649b3212610 R14: 0000000000000000 R15: 0000000000000000
</TASK>
task:sshd state:S stack:25408 pid:2645 tgid:2645 ppid:2602 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
schedule_hrtimeout_range_clock+0x272/0x3b0 kernel/time/hrtimer.c:2281
poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241
do_poll fs/select.c:964 [inline]
do_sys_poll+0xad5/0xde0 fs/select.c:1015
__do_sys_ppoll fs/select.c:1121 [inline]
__se_sys_ppoll fs/select.c:1101 [inline]
__x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101
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: 0033:0x7f56a9744ad5
RSP: 002b:00007ffe2e073a40 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007f56a9744ad5
RDX: 00007ffe2e073a60 RSI: 0000000000000004 RDI: 0000555d27a357e0
RBP: 0000555d27a343b0 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffe2e073b48 R11: 0000000000000246 R12: 0000555d0007daa4
R13: 0000000000000001 R14: 0000555d0007e3e8 R15: 00007ffe2e073ac8
</TASK>
task:syz-executor423 state:S stack:25408 pid:2647 tgid:2647 ppid:2645 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_nanosleep+0x216/0x510 kernel/time/hrtimer.c:2032
hrtimer_nanosleep+0x146/0x370 kernel/time/hrtimer.c:2080
common_nsleep+0xa1/0xd0 kernel/time/posix-timers.c:1365
__do_sys_clock_nanosleep kernel/time/posix-timers.c:1411 [inline]
__se_sys_clock_nanosleep kernel/time/posix-timers.c:1388 [inline]
__x64_sys_clock_nanosleep+0x344/0x4a0 kernel/time/posix-timers.c:1388
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: 0033:0x7f4272677903
RSP: 002b:00007ffe75d755e8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: ffffffffffffffb0 RCX: 00007f4272677903
RDX: 00007ffe75d75600 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000550038343632
R10: 00007ffe75d75600 R11: 0000000000000202 R12: 00007ffe75d75660
R13: 00007ffe75d75740 R14: 0000000000000001 R15: 0000000000000001
</TASK>
task:syz-executor423 state:S stack:27216 pid:2649 tgid:2649 ppid:2647 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_nanosleep+0x216/0x510 kernel/time/hrtimer.c:2032
hrtimer_nanosleep+0x146/0x370 kernel/time/hrtimer.c:2080
common_nsleep+0xa1/0xd0 kernel/time/posix-timers.c:1365
__do_sys_clock_nanosleep kernel/time/posix-timers.c:1411 [inline]
__se_sys_clock_nanosleep kernel/time/posix-timers.c:1388 [inline]
__x64_sys_clock_nanosleep+0x344/0x4a0 kernel/time/posix-timers.c:1388
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: 0033:0x7f4272677903
RSP: 002b:00007ffe75d753f8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 0000000000000a89 RCX: 00007f4272677903
RDX: 00007ffe75d75410 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffe75d75454 R08: 00000000000028aa R09: 00007f4272601080
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
R13: 431bde82d7b634db R14: 00000000000357fd R15: 00007ffe75d754b0
</TASK>
task:syz-executor423 state:S stack:27344 pid:2651 tgid:2651 ppid:2647 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_nanosleep+0x216/0x510 kernel/time/hrtimer.c:2032
hrtimer_nanosleep+0x146/0x370 kernel/time/hrtimer.c:2080
common_nsleep+0xa1/0xd0 kernel/time/posix-timers.c:1365
__do_sys_clock_nanosleep kernel/time/posix-timers.c:1411 [inline]
__se_sys_clock_nanosleep kernel/time/posix-timers.c:1388 [inline]
__x64_sys_clock_nanosleep+0x344/0x4a0 kernel/time/posix-timers.c:1388
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: 0033:0x7f4272677903
RSP: 002b:00007ffe75d753f8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 0000000000000a86 RCX: 00007f4272677903
RDX: 00007ffe75d75410 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffe75d75454 R08: 00000000000028aa R09: 00007f4272601080
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
R13: 431bde82d7b634db R14: 00000000000357ea R15: 00007ffe75d754b0
</TASK>
task:syz-executor423 state:S stack:27344 pid:2652 tgid:2652 ppid:2647 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_nanosleep+0x216/0x510 kernel/time/hrtimer.c:2032
hrtimer_nanosleep+0x146/0x370 kernel/time/hrtimer.c:2080
common_nsleep+0xa1/0xd0 kernel/time/posix-timers.c:1365
__do_sys_clock_nanosleep kernel/time/posix-timers.c:1411 [inline]
__se_sys_clock_nanosleep kernel/time/posix-timers.c:1388 [inline]
__x64_sys_clock_nanosleep+0x344/0x4a0 kernel/time/posix-timers.c:1388
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: 0033:0x7f4272677903
RSP: 002b:00007ffe75d753f8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 0000000000000a87 RCX: 00007f4272677903
RDX: 00007ffe75d75410 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffe75d75454 R08: 00000000000028aa R09: 00007f4272601080
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
R13: 431bde82d7b634db R14: 00000000000357de R15: 00007ffe75d754b0
</TASK>
task:syz-executor423 state:S stack:26688 pid:2653 tgid:2653 ppid:2647 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_nanosleep+0x216/0x510 kernel/time/hrtimer.c:2032
hrtimer_nanosleep+0x146/0x370 kernel/time/hrtimer.c:2080
common_nsleep+0xa1/0xd0 kernel/time/posix-timers.c:1365
__do_sys_clock_nanosleep kernel/time/posix-timers.c:1411 [inline]
__se_sys_clock_nanosleep kernel/time/posix-timers.c:1388 [inline]
__x64_sys_clock_nanosleep+0x344/0x4a0 kernel/time/posix-timers.c:1388
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: 0033:0x7f4272677903
RSP: 002b:00007ffe75d753f8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 0000000000000a88 RCX: 00007f4272677903
RDX: 00007ffe75d75410 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffe75d75454 R08: 00000000000028aa R09: 00007f4272601080
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
R13: 431bde82d7b634db R14: 00000000000357f0 R15: 00007ffe75d754b0
</TASK>
task:syz-executor423 state:S stack:27360 pid:2654 tgid:2654 ppid:2647 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_nanosleep+0x216/0x510 kernel/time/hrtimer.c:2032
hrtimer_nanosleep+0x146/0x370 kernel/time/hrtimer.c:2080
common_nsleep+0xa1/0xd0 kernel/time/posix-timers.c:1365
__do_sys_clock_nanosleep kernel/time/posix-timers.c:1411 [inline]
__se_sys_clock_nanosleep kernel/time/posix-timers.c:1388 [inline]
__x64_sys_clock_nanosleep+0x344/0x4a0 kernel/time/posix-timers.c:1388
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: 0033:0x7f4272677903
RSP: 002b:00007ffe75d753f8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 0000000000000a85 RCX: 00007f4272677903
RDX: 00007ffe75d75410 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffe75d75454 R08: 00000000000028aa R09: 00007f4272601080
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
R13: 431bde82d7b634db R14: 00000000000357e6 R15: 00007ffe75d754b0
</TASK>
task:udevd state:S stack:27280 pid:2659 tgid:2659 ppid:2546 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
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: 0033:0x7f869caa3457
RSP: 002b:00007ffe3ffc7708 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f869caa3457
RDX: 0000000000000004 RSI: 00007ffe3ffc7748 RDI: 0000000000000004
RBP: 0000562d38e34d30 R08: 0000000000000007 R09: 59ffd5dd027e9719
R10: 00000000ffffffff R11: 0000000000000246 R12: 0000562d38e0b310
R13: 00007ffe3ffc7748 R14: 00000000ffffffff R15: 0000562d38dfe2c0
</TASK>
task:udevd state:S stack:27232 pid:2664 tgid:2664 ppid:2546 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
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: 0033:0x7f869caa3457
RSP: 002b:00007ffe3ffc7708 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f869caa3457
RDX: 0000000000000004 RSI: 00007ffe3ffc7748 RDI: 0000000000000004
RBP: 0000562d38e2a810 R08: 0000000000000007 R09: 59ffd5dd027e9719
R10: 00000000ffffffff R11: 0000000000000246 R12: 0000562d38e0aaf0
R13: 00007ffe3ffc7748 R14: 00000000ffffffff R15: 0000562d38dfe2c0
</TASK>
task:udevd state:S stack:26240 pid:2665 tgid:2665 ppid:2546 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
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: 0033:0x7f869caa3457
RSP: 002b:00007ffe3ffc7708 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f869caa3457
RDX: 0000000000000004 RSI: 00007ffe3ffc7748 RDI: 0000000000000004
RBP: 0000562d38e34d30 R08: 0000000000000007 R09: 59ffd5dd027e9719
R10: 00000000ffffffff R11: 0000000000000246 R12: 0000562d38ee5e50
R13: 00007ffe3ffc7748 R14: 00000000ffffffff R15: 0000562d38dfe2c0
</TASK>
task:udevd state:S stack:25744 pid:2667 tgid:2667 ppid:2546 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
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: 0033:0x7f869caa3457
RSP: 002b:00007ffe3ffc7708 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f869caa3457
RDX: 0000000000000004 RSI: 00007ffe3ffc7748 RDI: 0000000000000004
RBP: 0000562d38e2a810 R08: 0000000000000007 R09: 59ffd5dd027e9719
R10: 00000000ffffffff R11: 0000000000000246 R12: 0000562d38e37c40
R13: 00007ffe3ffc7748 R14: 00000000ffffffff R15: 0000562d38dfe2c0
</TASK>
task:kworker/0:3 state:S stack:22496 pid:2668 tgid:2668 ppid:2 flags:0x00004000
Workqueue: usb_hub_wq hub_event
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6824
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
input_register_device+0x98a/0x1110 drivers/input/input.c:2463
hidinput_connect+0x1d9c/0x2ba0 drivers/hid/hid-input.c:2343
hid_connect+0x13a8/0x18a0 drivers/hid/hid-core.c:2234
hid_hw_start drivers/hid/hid-core.c:2349 [inline]
hid_hw_start+0xaa/0x140 drivers/hid/hid-core.c:2340
__hid_device_probe drivers/hid/hid-core.c:2703 [inline]
hid_device_probe+0x3e7/0x490 drivers/hid/hid-core.c:2736
call_driver_probe drivers/base/dd.c:579 [inline]
really_probe+0x23e/0xa90 drivers/base/dd.c:658
__driver_probe_device+0x1de/0x440 drivers/base/dd.c:800
driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830
__device_attach_driver+0x1df/0x310 drivers/base/dd.c:958
bus_for_each_drv+0x157/0x1e0 drivers/base/bus.c:459
__device_attach+0x1e8/0x4b0 drivers/base/dd.c:1030
bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:534
device_add+0x114b/0x1a70 drivers/base/core.c:3675
hid_add_device+0x37f/0xa70 drivers/hid/hid-core.c:2882
usbhid_probe+0xd3b/0x1410 drivers/hid/usbhid/hid-core.c:1431
usb_probe_interface+0x309/0x9d0 drivers/usb/core/driver.c:399
call_driver_probe drivers/base/dd.c:579 [inline]
really_probe+0x23e/0xa90 drivers/base/dd.c:658
__driver_probe_device+0x1de/0x440 drivers/base/dd.c:800
driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830
__device_attach_driver+0x1df/0x310 drivers/base/dd.c:958
bus_for_each_drv+0x157/0x1e0 drivers/base/bus.c:459
__device_attach+0x1e8/0x4b0 drivers/base/dd.c:1030
bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:534
device_add+0x114b/0x1a70 drivers/base/core.c:3675
usb_set_configuration+0x10cb/0x1c50 drivers/usb/core/message.c:2210
usb_generic_driver_probe+0xb1/0x110 drivers/usb/core/generic.c:254
usb_probe_device+0xec/0x3e0 drivers/usb/core/driver.c:294
call_driver_probe drivers/base/dd.c:579 [inline]
really_probe+0x23e/0xa90 drivers/base/dd.c:658
__driver_probe_device+0x1de/0x440 drivers/base/dd.c:800
driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830
__device_attach_driver+0x1df/0x310 drivers/base/dd.c:958
bus_for_each_drv+0x157/0x1e0 drivers/base/bus.c:459
__device_attach+0x1e8/0x4b0 drivers/base/dd.c:1030
bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:534
device_add+0x114b/0x1a70 drivers/base/core.c:3675
usb_new_device+0xd90/0x1a10 drivers/usb/core/hub.c:2651
hub_port_connect drivers/usb/core/hub.c:5521 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5661 [inline]
port_event drivers/usb/core/hub.c:5821 [inline]
hub_event+0x2e58/0x4f40 drivers/usb/core/hub.c:5903
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>
task:kworker/0:4 state:I stack:29680 pid:2669 tgid:2669 ppid:2 flags:0x00004000
Workqueue: 0x0 (mm_percpu_wq)
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
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>
task:kworker/0:5 state:I stack:29504 pid:2670 tgid:2670 ppid:2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
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>
task:udevd state:S stack:27472 pid:2671 tgid:2671 ppid:2546 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
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: 0033:0x7f869caa3457
RSP: 002b:00007ffe3ffc7708 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f869caa3457
RDX: 0000000000000004 RSI: 00007ffe3ffc7748 RDI: 0000000000000004
RBP: 0000562d38e37c40 R08: 0000000000000007 R09: 59ffd5dd027e9719
R10: 00000000ffffffff R11: 0000000000000246 R12: 0000562d38e32d80
R13: 00007ffe3ffc7748 R14: 00000000ffffffff R15: 0000562d38dfe2c0
</TASK>
task:kworker/1:3 state:D stack:27680 pid:2673 tgid:2673 ppid:2 flags:0x00004000
Workqueue: usb_hub_wq hub_event
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
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
hid_device_remove+0x29/0x260 drivers/hid/hid-core.c:2749
device_remove+0xc8/0x170 drivers/base/dd.c:567
__device_release_driver drivers/base/dd.c:1273 [inline]
device_release_driver_internal+0x44a/0x610 drivers/base/dd.c:1296
bus_remove_device+0x22f/0x420 drivers/base/bus.c:576
device_del+0x396/0x9f0 drivers/base/core.c:3864
hid_remove_device drivers/hid/hid-core.c:2939 [inline]
hid_destroy_device+0xe5/0x150 drivers/hid/hid-core.c:2959
usbhid_disconnect+0xa0/0xe0 drivers/hid/usbhid/hid-core.c:1458
usb_unbind_interface+0x1e8/0x970 drivers/usb/core/driver.c:461
device_remove drivers/base/dd.c:569 [inline]
device_remove+0x122/0x170 drivers/base/dd.c:561
__device_release_driver drivers/base/dd.c:1273 [inline]
device_release_driver_internal+0x44a/0x610 drivers/base/dd.c:1296
bus_remove_device+0x22f/0x420 drivers/base/bus.c:576
device_del+0x396/0x9f0 drivers/base/core.c:3864
usb_disable_device+0x36c/0x7f0 drivers/usb/core/message.c:1418
usb_disconnect+0x2e1/0x920 drivers/usb/core/hub.c:2304
hub_port_connect drivers/usb/core/hub.c:5361 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5661 [inline]
port_event drivers/usb/core/hub.c:5821 [inline]
hub_event+0x1bed/0x4f40 drivers/usb/core/hub.c:5903

---
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