rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
0-...D
} 2636 jiffies s: 29341 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 PID: 7472 Comm: syz-executor.3 Not tainted 6.8.0-syzkaller-08073-g480e035fc4c7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline]
RIP: 0010:write_comp_data kernel/kcov.c:236 [inline]
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x26/0x90 kernel/kcov.c:304
Code: 90 90 90 90 f3 0f 1e fa 4c 8b 04 24 65 48 8b 14 25 80 d0 03 00 65 8b 05 e0 d6 6e 7e a9 00 01 ff 00 74 10 a9 00 01 00 00 74 5b <83> ba 14 16 00 00 00 74 52 8b 82 f0 15 00 00 83 f8 03 75 47 48 8b
RSP: 0018:ffffc90000006158 EFLAGS: 00000006
RAX: 0000000000000104 RBX: 000000000000000a RCX: ffff888020b41e00
RDX: ffff888020b41e00 RSI: 000000000000000a RDI: 000000000000000a
RBP: ffffc90000006270 R08: ffffffff8b6daa2a R09: 0000000000000000
R10: ffffc900000061e0 R11: fffff52000000c3f R12: 00000000ffff0a00
R13: dffffc0000000000 R14: 0000000000000635 R15: ffffc900000065c1
FS: 000055555b514480(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f19dd9b7290 CR3: 000000006b148000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
number+0x31a/0xf90 lib/vsprintf.c:500
vsnprintf+0x1542/0x1da0 lib/vsprintf.c:2890
sprintf+0xda/0x120 lib/vsprintf.c:3028
print_time kernel/printk/printk.c:1330 [inline]
info_print_prefix+0x16b/0x310 kernel/printk/printk.c:1356
record_print_text kernel/printk/printk.c:1405 [inline]
printk_get_next_message+0x6da/0xbe0 kernel/printk/printk.c:2834
console_emit_next_record kernel/printk/printk.c:2874 [inline]
console_flush_all+0x410/0xfd0 kernel/printk/printk.c:2973
console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3042
vprintk_emit+0x5a6/0x770 kernel/printk/printk.c:2342
_printk+0xd5/0x120 kernel/printk/printk.c:2367
printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline]
show_trace_log_lvl+0x43a/0x520 arch/x86/kernel/dumpstack.c:285
sched_show_task+0x50c/0x6d0 kernel/sched/core.c:9182
show_state_filter+0x19e/0x270 kernel/sched/core.c:9227
kbd_keycode drivers/tty/vt/keyboard.c:1524 [inline]
kbd_event+0x30fa/0x4910 drivers/tty/vt/keyboard.c:1543
input_to_handler drivers/input/input.c:132 [inline]
input_pass_values+0x945/0x1200 drivers/input/input.c:161
input_event_dispose+0x402/0x650 drivers/input/input.c:389
input_handle_event+0xa71/0xbe0 drivers/input/input.c:406
input_event+0xa4/0xd0 drivers/input/input.c:435
hidinput_hid_event+0x13d4/0x1d50 drivers/hid/hid-input.c:1731
hid_process_event+0x439/0x590 drivers/hid/hid-core.c:1541
hid_input_array_field+0x3fb/0x5c0 drivers/hid/hid-core.c:1653
hid_process_report drivers/hid/hid-core.c:1695 [inline]
hid_report_raw_event+0xf51/0x18a0 drivers/hid/hid-core.c:2016
hid_input_report+0x416/0x500 drivers/hid/hid-core.c:2090
hid_irq_in+0x4a0/0x6d0 drivers/hid/usbhid/hid-core.c:284
__usb_hcd_giveback_urb+0x373/0x530 drivers/usb/core/hcd.c:1650
dummy_timer+0x8aa/0x3220 drivers/usb/gadget/udc/dummy_hcd.c:1987
call_timer_fn+0x17e/0x600 kernel/time/timer.c:1792
expire_timers kernel/time/timer.c:1843 [inline]
__run_timers kernel/time/timer.c:2408 [inline]
__run_timer_base+0x66a/0x8e0 kernel/time/timer.c:2419
run_timer_base kernel/time/timer.c:2428 [inline]
run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2438
__do_softirq+0x2bc/0x943 kernel/softirq.c:554
invoke_softirq kernel/softirq.c:428 [inline]
__irq_exit_rcu+0xf2/0x1c0 kernel/softirq.c:633
irq_exit_rcu+0x9/0x30 kernel/softirq.c:645
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0xd8/0x140 kernel/locking/spinlock.c:194
Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 fe 49 79 f6 f6 44 24 21 02 75 52 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 a3 f1 e5 f5 65 8b 05 f4 d5 84 74 85 c0 74 43 48 c7 04 24 0e 36
RSP: 0018:ffffc9000bde7b80 EFLAGS: 00000206
RAX: 8b26507eeb2ec000 RBX: 1ffff920017bcf74 RCX: ffffffff944d9603
RDX: dffffc0000000000 RSI: ffffffff8baac1e0 RDI: 0000000000000001
RBP: ffffc9000bde7c10 R08: ffffffff8f872cef R09: 1ffffffff1f0e59d
R10: dffffc0000000000 R11: fffffbfff1f0e59e R12: dffffc0000000000
R13: 1ffff920017bcf70 R14: ffffc9000bde7ba0 R15: 0000000000000246
hrtimer_start_expires include/linux/hrtimer.h:289 [inline]
hrtimer_sleeper_start_expires kernel/time/hrtimer.c:1972 [inline]
do_nanosleep+0x158/0x600 kernel/time/hrtimer.c:2048
hrtimer_nanosleep+0x227/0x470 kernel/time/hrtimer.c:2104
__do_sys_clock_nanosleep kernel/time/posix-timers.c:1396 [inline]
__se_sys_clock_nanosleep+0x32b/0x3c0 kernel/time/posix-timers.c:1373
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f78366a9275
Code: 24 0c 89 3c 24 48 89 4c 24 18 e8 f6 b9 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 3c 24 b8 e6 00 00 00 0f 05 <44> 89 c7 48 89 04 24 e8 4f ba ff ff 48 8b 04 24 48 83 c4 28 f7 d8
RSP: 002b:00007f78368cfac0 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 00007f78367abf80 RCX: 00007f78366a9275
RDX: 00007f78368cfb00 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f78367ad980 R08: 0000000000000000 R09: 00007f783748b0b0
R10: 0000000000000000 R11: 0000000000000293 R12: 000000000017dbfa
R13: ffffffffffffffff R14: 00007f7836200000 R15: 000000000017c7dc
__do_sys_ppoll fs/select.c:1122 [inline]
__se_sys_ppoll+0x2a0/0x330 fs/select.c:1102
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f9a7bbfbad5
RSP: 002b:00007ffde0e8bf20 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055d51fb2ee20 RCX: 00007f9a7bbfbad5
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 000055d51fb37f20
RBP: 00007ffde0e8c270 R08: 0000000000000008 R09: 000055d5199fb3d0
R10: 00007ffde0e8c270 R11: 0000000000000246 R12: 0000000000000000
R13: 000055d5199fb610 R14: 0000000000000000 R15: 0000000000000000
task:sshd state:S stack:22744 pid:4818 tgid:4818 ppid:1 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2296
poll_schedule_timeout fs/select.c:244 [inline]
do_poll fs/select.c:965 [inline]
do_sys_poll+0xe40/0x1330 fs/select.c:1016
__do_sys_ppoll fs/select.c:1122 [inline]
__se_sys_ppoll+0x2a0/0x330 fs/select.c:1102
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7fa33fb19ad5
RSP: 002b:00007ffcebabd880 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000056537c729440 RCX: 00007fa33fb19ad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000056537c72ee20
RBP: 0000000000000064 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffcebabda38 R11: 0000000000000246 R12: 000056537c72ee20
R13: 00007ffcebabda38 R14: 0000000000000002 R15: 000056537c72a49c
task:getty state:S stack:20888 pid:4821 tgid:4821 ppid:1 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
schedule_timeout+0xb0/0x310 kernel/time/timer.c:2548
wait_woken+0xc1/0x190 kernel/sched/wait.c:423
n_tty_read+0x114e/0x1e10 drivers/tty/n_tty.c:2267
iterate_tty_read drivers/tty/tty_io.c:862 [inline]
tty_read+0x25e/0x690 drivers/tty/tty_io.c:937
call_read_iter include/linux/fs.h:2102 [inline]
new_sync_read fs/read_write.c:395 [inline]
vfs_read+0x97b/0xb70 fs/read_write.c:476
ksys_read+0x1a0/0x2c0 fs/read_write.c:619
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f9d63f86b6a
RSP: 002b:00007fffa5abdb88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 000055974575a910 RCX: 00007f9d63f86b6a
RDX: 0000000000000001 RSI: 00007fffa5abdba0 RDI: 0000000000000000
RBP: 000055974575a970 R08: 0000000000000000 R09: 82176a6c2f103f38
R10: 0000000000000010 R11: 0000000000000246 R12: 000055974575a9ac
R13: 00007fffa5abdba0 R14: 0000000000000000 R15: 000055974575a9ac
task:kworker/0:3 state:I stack:21072 pid:4857 tgid:4857 ppid:2 flags:0x00004000
Workqueue: 0x0 (wg-crypt-wg1)
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
worker_thread+0xa2c/0xd70 kernel/workqueue.c:3431
kthread+0x2f0/0x390 kernel/kthread.c:388
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243
task:dhcpcd state:S stack:24984 pid:4859 tgid:4859 ppid:4737 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2296
poll_schedule_timeout fs/select.c:244 [inline]
do_poll fs/select.c:965 [inline]
do_sys_poll+0xe40/0x1330 fs/select.c:1016
__do_sys_ppoll fs/select.c:1122 [inline]
__se_sys_ppoll+0x2a0/0x330 fs/select.c:1102
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f9a7bbfbad5
RSP: 002b:00007ffde0e8bf20 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055d51fb2ee20 RCX: 00007f9a7bbfbad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055d51fb43670
RBP: 00007ffde0e8c270 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffde0e8c270 R11: 0000000000000246 R12: 0000000000000000
R13: 000055d5199fb610 R14: 0000000000000000 R15: 0000000000000000
task:dhcpcd state:S stack:25712 pid:4873 tgid:4873 ppid:4737 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2296
poll_schedule_timeout fs/select.c:244 [inline]
do_poll fs/select.c:965 [inline]
do_sys_poll+0xe40/0x1330 fs/select.c:1016
__do_sys_ppoll fs/select.c:1122 [inline]
__se_sys_ppoll+0x2a0/0x330 fs/select.c:1102
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f9a7bbfbad5
RSP: 002b:00007ffde0e8bf20 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055d51fb2ee20 RCX: 00007f9a7bbfbad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055d51fb43670
RBP: 00007ffde0e8c270 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffde0e8c270 R11: 0000000000000246 R12: 0000000000000000
R13: 000055d5199fb610 R14: 0000000000000000 R15: 0000000000000000
task:dhcpcd state:S stack:25712 pid:4887 tgid:4887 ppid:4737 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2296
poll_schedule_timeout fs/select.c:244 [inline]
do_poll fs/select.c:965 [inline]
do_sys_poll+0xe40/0x1330 fs/select.c:1016
__do_sys_ppoll fs/select.c:1122 [inline]
__se_sys_ppoll+0x2a0/0x330 fs/select.c:1102
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f9a7bbfbad5
RSP: 002b:00007ffde0e8bf20 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055d51fb2ee20 RCX: 00007f9a7bbfbad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055d51fb43670
RBP: 00007ffde0e8c270 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffde0e8c270 R11: 0000000000000246 R12: 0000000000000000
R13: 000055d5199fb610 R14: 0000000000000000 R15: 0000000000000000
task:dhcpcd state:S stack:25712 pid:4888 tgid:4888 ppid:4737 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2296
poll_schedule_timeout fs/select.c:244 [inline]
do_poll fs/select.c:965 [inline]
do_sys_poll+0xe40/0x1330 fs/select.c:1016
__do_sys_ppoll fs/select.c:1122 [inline]
__se_sys_ppoll+0x2a0/0x330 fs/select.c:1102
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f9a7bbfbad5
RSP: 002b:00007ffde0e8bf20 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055d51fb2ee20 RCX: 00007f9a7bbfbad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055d51fb43670
RBP: 00007ffde0e8c270 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffde0e8c270 R11: 0000000000000246 R12: 0000000000000000
R13: 000055d5199fb610 R14: 0000000000000000 R15: 0000000000000000
task:dhcpcd state:S stack:25712 pid:4889 tgid:4889 ppid:4737 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2296
poll_schedule_timeout fs/select.c:244 [inline]
do_poll fs/select.c:965 [inline]
do_sys_poll+0xe40/0x1330 fs/select.c:1016
__do_sys_ppoll fs/select.c:1122 [inline]
__se_sys_ppoll+0x2a0/0x330 fs/select.c:1102
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f9a7bbfbad5
RSP: 002b:00007ffde0e8bf20 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055d51fb2ee20 RCX: 00007f9a7bbfbad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055d51fb43670
RBP: 00007ffde0e8c270 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffde0e8c270 R11: 0000000000000246 R12: 0000000000000000
R13: 000055d5199fb610 R14: 0000000000000000 R15: 0000000000000000
task:dhcpcd state:S stack:25712 pid:4890 tgid:4890 ppid:4737 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2296
poll_schedule_timeout fs/select.c:244 [inline]
do_poll fs/select.c:965 [inline]
do_sys_poll+0xe40/0x1330 fs/select.c:1016
__do_sys_ppoll fs/select.c:1122 [inline]
__se_sys_ppoll+0x2a0/0x330 fs/select.c:1102
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f9a7bbfbad5
RSP: 002b:00007ffde0e8bf20 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055d51fb2ee20 RCX: 00007f9a7bbfbad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055d51fb43670
RBP: 00007ffde0e8c270 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffde0e8c270 R11: 0000000000000246 R12: 0000000000000000
R13: 000055d5199fb610 R14: 0000000000000000 R15: 0000000000000000
task:dhcpcd state:S stack:25272 pid:4915 tgid:4915 ppid:4737 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
schedule_hrtimeout_range_clock+0x36e/0x480 kernel/time/hrtimer.c:2296
poll_schedule_timeout fs/select.c:244 [inline]
do_poll fs/select.c:965 [inline]
do_sys_poll+0xe40/0x1330 fs/select.c:1016
__do_sys_ppoll fs/select.c:1122 [inline]
__se_sys_ppoll+0x2a0/0x330 fs/select.c:1102
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f9a7bbfbad5
RSP: 002b:00007ffde0e8bf20 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055d51fb2ee20 RCX: 00007f9a7bbfbad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055d51fb43670
RBP: 00007ffde0e8c270 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffde0e8c270 R11: 0000000000000246 R12: 0000000000000000
R13: 000055d5199fb610 R14: 0000000000000000 R15: 0000000000000000
task:kworker/1:2 state:I stack:20336 pid:5099 tgid:5099 ppid:2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
worker_thread+0xa2c/0xd70 kernel/workqueue.c:3431
kthread+0x2f0/0x390 kernel/kthread.c:388
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243
task:kworker/1:0 state:D stack:19120 pid:5112 tgid:5112 ppid:2 flags:0x00004000
Workqueue: usb_hub_wq hub_event
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
usb_kill_urb+0x1c9/0x300 drivers/usb/core/urb.c:713
usb_hcd_flush_endpoint+0x373/0x3f0 drivers/usb/core/hcd.c:1815
usb_disable_endpoint drivers/usb/core/message.c:1300 [inline]
usb_disable_interface+0x1fd/0x2e0 drivers/usb/core/message.c:1346
usb_unbind_interface+0x1ac/0x850 drivers/usb/core/driver.c:459
device_remove drivers/base/dd.c:569 [inline]
__device_release_driver drivers/base/dd.c:1272 [inline]
device_release_driver_internal+0x503/0x7c0 drivers/base/dd.c:1295
bus_remove_device+0x34f/0x420 drivers/base/bus.c:574
device_del+0x581/0xa30 drivers/base/core.c:3828
usb_disable_device+0x3bf/0x850 drivers/usb/core/message.c:1416
usb_disconnect+0x340/0x950 drivers/usb/core/hub.c:2267
hub_port_connect drivers/usb/core/hub.c:5323 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5623 [inline]
port_event drivers/usb/core/hub.c:5783 [inline]
hub_event+0x1e62/0x50f0 drivers/usb/core/hub.c:5865
process_one_work kernel/workqueue.c:3254 [inline]
process_scheduled_works+0xa00/0x1770 kernel/workqueue.c:3335
worker_thread+0x86d/0xd70 kernel/workqueue.c:3416
kthread+0x2f0/0x390 kernel/kthread.c:388
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243
task:sshd state:S stack:23800 pid:5122 tgid:5122 ppid:4818 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
schedule_hrtimeout_range_clock+0x2a9/0x480 kernel/time/hrtimer.c:2312
poll_schedule_timeout fs/select.c:244 [inline]
do_poll fs/select.c:965 [inline]
do_sys_poll+0xe40/0x1330 fs/select.c:1016
__do_sys_ppoll fs/select.c:1122 [inline]
__se_sys_ppoll+0x2a0/0x330 fs/select.c:1102
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f5bd12dbad5
RSP: 002b:00007ffd94951260 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007f5bd12dbad5
RDX: 00007ffd94951280 RSI: 0000000000000004 RDI: 000055d3f5a957d0
RBP: 000055d3f5a943a0 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffd94951368 R11: 0000000000000246 R12: 000055d3c84b8aa4
R13: 0000000000000001 R14: 000055d3c84b93e8 R15: 00007ffd949512e8
task:syz-execprog state:S stack:23800 pid:5124 tgid:5124 ppid:5122 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
do_wait+0x295/0x540 kernel/exit.c:1636
kernel_waitid kernel/exit.c:1714 [inline]
__do_sys_waitid kernel/exit.c:1727 [inline]
__se_sys_waitid+0x146/0x4a0 kernel/exit.c:1722
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x40720e
RSP: 002b:000000c001361508 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 000000000040720e
RDX: 000000c001361618 RSI: 0000000000001b31 RDI: 0000000000000001
RBP: 000000c001361548 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c001361660
R13: 000000c00140d98c R14: 000000c001418820 R15: 0000000000000000
task:syz-execprog state:S stack:25080 pid:5125 tgid:5124 ppid:5122 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370
__futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669
futex_wait+0x101/0x360 kernel/futex/waitwake.c:697
do_futex+0x33b/0x560 kernel/futex/syscalls.c:102
__do_sys_futex kernel/futex/syscalls.c:179 [inline]
__se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x46f183
RSP: 002b:000000c000069e80 EFLAGS: 00000202 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000046f183
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000231dec0
RBP: 000000c000069ec8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c000069eb8 R11: 0000000000000202 R12: 000000c000069eb8
R13: 000000c0012e9000 R14: 000000c0000064e0 R15: 0000000000000010
task:syz-execprog state:S stack:26864 pid:5126 tgid:5124 ppid:5122 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370
__futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669
futex_wait+0x101/0x360 kernel/futex/waitwake.c:697
do_futex+0x33b/0x560 kernel/futex/syscalls.c:102
__do_sys_futex kernel/futex/syscalls.c:179 [inline]
__se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x46f183
RSP: 002b:000000c0013656d0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000046f183
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000235c6e0
RBP: 000000c001365718 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000000046b440
R13: 000000c0012e8c00 R14: 000000c0004b6d00 R15: 000000000000000e
task:syz-execprog state:S stack:25328 pid:5127 tgid:5124 ppid:5122 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
do_wait+0x295/0x540 kernel/exit.c:1636
kernel_waitid kernel/exit.c:1714 [inline]
__do_sys_waitid kernel/exit.c:1727 [inline]
__se_sys_waitid+0x146/0x4a0 kernel/exit.c:1722
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x40720e
RSP: 002b:000000c001366d08 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 000000000040720e
RDX: 000000c001366e18 RSI: 0000000000001dcd RDI: 0000000000000001
RBP: 000000c001366d48 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c001366e60
R13: 0000000000000001 R14: 000000c001398340 R15: 000000000125f960
task:syz-execprog state:S stack:24024 pid:5128 tgid:5124 ppid:5122 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370
__futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669
futex_wait+0x101/0x360 kernel/futex/waitwake.c:697
do_futex+0x33b/0x560 kernel/futex/syscalls.c:102
__do_sys_futex kernel/futex/syscalls.c:179 [inline]
__se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x46f183
RSP: 002b:000000c000083e58 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000046f183
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c00052c948
RBP: 000000c000083ea0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000443640
R13: 000000c001364fa4 R14: 000000c0004b7520 R15: 0000000000000042
task:syz-execprog state:S stack:27608 pid:5133 tgid:5124 ppid:5122 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370
__futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669
futex_wait+0x101/0x360 kernel/futex/waitwake.c:697
do_futex+0x33b/0x560 kernel/futex/syscalls.c:102
__do_sys_futex kernel/futex/syscalls.c:179 [inline]
__se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x46f183
RSP: 002b:000000c001377ef0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000046f183
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000235c558
RBP: 000000c001377f38 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000000046b440
R13: 000000c0012e8800 R14: 000000c0004b69c0 R15: 0000000000000006
task:syz-execprog state:S stack:25016 pid:5134 tgid:5124 ppid:5122 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
schedule_hrtimeout_range_clock+0x2a9/0x480 kernel/time/hrtimer.c:2312
ep_poll fs/eventpoll.c:2026 [inline]
do_epoll_wait+0x1cb6/0x1f70 fs/eventpoll.c:2428
do_epoll_pwait+0x56/0x1e0 fs/eventpoll.c:2462
__do_sys_epoll_pwait fs/eventpoll.c:2475 [inline]
__se_sys_epoll_pwait fs/eventpoll.c:2469 [inline]
__x64_sys_epoll_pwait+0x2b8/0x310 fs/eventpoll.c:2469
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x40720e
RSP: 002b:000000c001373748 EFLAGS: 00000246 ORIG_RAX: 0000000000000119
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000040720e
RDX: 0000000000000080 RSI: 000000c001373818 RDI: 0000000000000004
RBP: 000000c001373790 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000000003e7 R11: 0000000000000246 R12: 000000c001373820
R13: 0000000000000001 R14: 000000c0004b76c0 R15: 0000000000000000
task:syz-execprog state:S stack:25080 pid:5135 tgid:5124 ppid:5122 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370
__futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669
futex_wait+0x101/0x360 kernel/futex/waitwake.c:697
do_futex+0x33b/0x560 kernel/futex/syscalls.c:102
__do_sys_futex kernel/futex/syscalls.c:179 [inline]
__se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x46f183
RSP: 002b:000000c001179d70 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000046f183
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c001168148
RBP: 000000c001179db8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000c001179dc8
R13: 000000c001361f8c R14: 000000c00011e820 R15: 0000000000000000
task:syz-execprog state:S stack:23896 pid:5136 tgid:5124 ppid:5122 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
do_wait+0x295/0x540 kernel/exit.c:1636
kernel_waitid kernel/exit.c:1714 [inline]
__do_sys_waitid kernel/exit.c:1727 [inline]
__se_sys_waitid+0x146/0x4a0 kernel/exit.c:1722
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x40720e
RSP: 002b:000000c001362d08 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 000000000040720e
RDX: 000000c001362e18 RSI: 0000000000001c86 RDI: 0000000000000001
RBP: 000000c001362d48 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c001362e60
R13: 000000c00140f98c R14: 000000c0013996c0 R15: 0000000000000000
task:syz-execprog state:S stack:25872 pid:5137 tgid:5124 ppid:5122 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370
__futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669
futex_wait+0x101/0x360 kernel/futex/waitwake.c:697
do_futex+0x33b/0x560 kernel/futex/syscalls.c:102
__do_sys_futex kernel/futex/syscalls.c:179 [inline]
__se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x46f183
RSP: 002b:000000c001397d70 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000046f183
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c0012e9148
RBP: 000000c001397db8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000040000
R13: 000000c00004e772 R14: 000000c0004b7a00 R15: 0000000000000000
task:syz-execprog state:S stack:22744 pid:5143 tgid:5124 ppid:5122 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
do_wait+0x295/0x540 kernel/exit.c:1636
kernel_waitid kernel/exit.c:1714 [inline]
__do_sys_waitid kernel/exit.c:1727 [inline]
__se_sys_waitid+0x146/0x4a0 kernel/exit.c:1722
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x40720e
RSP: 002b:000000c001365d08 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 000000000040720e
RDX: 000000c001365e18 RSI: 0000000000001c81 RDI: 0000000000000001
RBP: 000000c001365d48 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c001365e60
R13: 000000c0012e9400 R14: 000000c001398000 R15: 0000000000000000
task:syz-execprog state:S stack:24856 pid:5206 tgid:5124 ppid:5122 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x17d3/0x4a20 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370
__futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669
futex_wait+0x101/0x360 kernel/futex/waitwake.c:697
do_futex+0x33b/0x560 kernel/futex/syscalls.c:102
__do_sys_futex kernel/futex/syscalls.c:179 [inline]
__se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x46f183
RSP: 002b:000000c00142bd70 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000046f183
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c001168948
RBP: 000000c00142bdb8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000c00142bdc8
R13: 000000c00140198c R14: 000000c001418d00 R15: 0000000000000000