rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
1-...D
} 2688 jiffies s: 11389 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 PID: 22505 Comm: syz-executor.2 Not tainted 6.2.0-rc5-syzkaller-00917-gc52c9acc415e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
RIP: 0010:io_serial_in+0x83/0xa0 drivers/tty/serial/8250/8250_port.c:461
Code: 66 ec fe 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 16 66 03 5d 40 89 da ec <5b> 0f b6 c0 5d 41 5c c3 e8 a0 23 20 ff eb a6 e8 c9 23 20 ff eb e3
RSP: 0018:ffffc90000177f48 EFLAGS: 00000002
RAX: dffffc0000000060 RBX: 00000000000003fd RCX: 0000000000000000
RDX: 00000000000003fd RSI: ffffffff825af64c RDI: ffffffff8bae8200
RBP: ffffffff8bae81c0 R08: 0000000000000001 R09: 000000000000001f
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000020 R14: fffffbfff175d090 R15: dffffc0000000000
FS: 00007f18865c6700(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2e22c000 CR3: 000000011376f000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
serial_in drivers/tty/serial/8250/8250.h:118 [inline]
serial_lsr_in drivers/tty/serial/8250/8250.h:140 [inline]
wait_for_lsr+0xd7/0x180 drivers/tty/serial/8250/8250_port.c:2086
serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3357 [inline]
serial8250_console_write+0xccb/0x1010 drivers/tty/serial/8250/8250_port.c:3435
call_console_driver kernel/printk/printk.c:2033 [inline]
console_emit_next_record.constprop.0+0x3d8/0x890 kernel/printk/printk.c:2825
console_flush_all+0x547/0x6e0 kernel/printk/printk.c:2889
console_unlock+0xb4/0x1f0 kernel/printk/printk.c:2966
vprintk_emit+0x1b9/0x5f0 kernel/printk/printk.c:2359
vprintk+0x80/0x90 kernel/printk/printk_safe.c:50
_printk+0xba/0xed kernel/printk/printk.c:2380
printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline]
show_trace_log_lvl+0x221/0x2ba arch/x86/kernel/dumpstack.c:282
sched_show_task kernel/sched/core.c:9018 [inline]
sched_show_task+0x44c/0x5c0 kernel/sched/core.c:8992
show_state_filter+0xf0/0x300 kernel/sched/core.c:9063
k_spec drivers/tty/vt/keyboard.c:667 [inline]
k_spec+0xe1/0x130 drivers/tty/vt/keyboard.c:656
kbd_keycode drivers/tty/vt/keyboard.c:1524 [inline]
kbd_event+0xcdd/0x1790 drivers/tty/vt/keyboard.c:1543
input_to_handler+0x3b9/0x4c0 drivers/input/input.c:131
input_pass_values.part.0+0x230/0x710 drivers/input/input.c:160
input_pass_values drivers/input/input.c:147 [inline]
input_event_dispose+0x5cf/0x730 drivers/input/input.c:375
input_handle_event+0x112/0xda0 drivers/input/input.c:403
input_event drivers/input/input.c:432 [inline]
input_event+0x7f/0xa0 drivers/input/input.c:424
input_sync include/linux/input.h:450 [inline]
hidinput_report_event+0xae/0x100 drivers/hid/hid-input.c:1666
hid_report_raw_event+0x338/0x1270 drivers/hid/hid-core.c:2008
hid_input_report+0x35f/0x4c0 drivers/hid/hid-core.c:2069
hid_irq_in+0x50e/0x690 drivers/hid/usbhid/hid-core.c:284
__usb_hcd_giveback_urb+0x2b6/0x5c0 drivers/usb/core/hcd.c:1671
usb_hcd_giveback_urb+0x380/0x430 drivers/usb/core/hcd.c:1754
dummy_timer+0x11ff/0x32c0 drivers/usb/gadget/udc/dummy_hcd.c:1988
call_timer_fn+0x1da/0x7c0 kernel/time/timer.c:1700
expire_timers+0x2c6/0x5c0 kernel/time/timer.c:1751
__run_timers kernel/time/timer.c:2022 [inline]
__run_timers kernel/time/timer.c:1995 [inline]
run_timer_softirq+0x322/0x910 kernel/time/timer.c:2035
__do_softirq+0x1e4/0xabb kernel/softirq.c:571
invoke_softirq kernel/softirq.c:445 [inline]
__irq_exit_rcu+0x113/0x170 kernel/softirq.c:650
irq_exit_rcu+0x5/0x20 kernel/softirq.c:662
sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1107
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x38/0x70 kernel/locking/spinlock.c:194
Code: 74 24 10 e8 ea d7 28 fb 48 89 ef e8 32 44 29 fb 81 e3 00 02 00 00 75 25 9c 58 f6 c4 02 75 2d 48 85 db 74 01 fb bf 01 00 00 00 a3 8e 1e fb 65 8b 05 f4 8d 01 7a 85 c0 74 0a 5b 5d c3 e8 30 e2
RSP: 0018:ffffc9000d8b7e10 EFLAGS: 00000206
RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff11bdcb1
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffff888133e36008 R08: 0000000000000001 R09: 0000000000000001
R10: ffffed10267c6c01 R11: 0000000000000000 R12: 0000000000000212
R13: ffff888133e36008 R14: fffffffffffffff0 R15: 1ffff92001b16fce
spin_unlock_irqrestore include/linux/spinlock.h:405 [inline]
raw_ioctl_ep0_stall drivers/usb/gadget/legacy/raw_gadget.c:784 [inline]
raw_ioctl+0xeed/0x27c0 drivers/usb/gadget/legacy/raw_gadget.c:1286
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f1887273eb7
Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 c4 57 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f18865c4098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f18865c5110 RCX: 00007f1887273eb7
RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000005
RBP: 0000000000000005 R08: 000000000000ffff R09: 000000000000000b
R10: 00007f18865c4140 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00000000200001c0 R15: 00000000000010d0
cdc_wdm 6-1:1.0: Stall on int endpoint
do_pselect.constprop.0+0x17b/0x1c0 fs/select.c:763
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
__do_sys_pselect6 fs/select.c:804 [inline]
__se_sys_pselect6 fs/select.c:795 [inline]
__x64_sys_pselect6+0x17f/0x230 fs/select.c:795
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
cdc_wdm 6-1:1.0: Stall on int endpoint
entry_SYSCALL_64_after_hwframe+0x63/0xcd
cdc_wdm 6-1:1.0: Cannot schedule work
RIP: 0033:0x7fab606e4d83
cdc_wdm 6-1:1.0: Stall on int endpoint
RSP: 002b:00007ffc866333c0 EFLAGS: 00000246
cdc_wdm 6-1:1.0: Cannot schedule work
ORIG_RAX: 000000000000010e
cdc_wdm 6-1:1.0: Stall on int endpoint
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fab606e4d83
cdc_wdm 6-1:1.0: Cannot schedule work
RDX: 0000000000000000 RSI: 000055639dd1d780 RDI: 0000000000000007
cdc_wdm 6-1:1.0: Stall on int endpoint
RBP: 00007ffc866335a8 R08: 0000000000000000 R09: 00007ffc86633400
cdc_wdm 6-1:1.0: Cannot schedule work
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000064
cdc_wdm 6-1:1.0: Stall on int endpoint
R13: 000055639dd1d780 R14: 000000000000018c R15: 000055639ca91e85
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
task:getty state:S
cdc_wdm 6-1:1.0: Cannot schedule work
stack:24352 pid:2407 ppid:1 flags:0x00000000
cdc_wdm 6-1:1.0: Stall on int endpoint
Call Trace:
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
schedule+0xda/0x1b0 kernel/sched/core.c:6682
cdc_wdm 6-1:1.0: Cannot schedule work
schedule_timeout+0x1dd/0x2a0 kernel/time/timer.c:2143
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
wait_woken+0x18b/0x1f0 kernel/sched/wait.c:463
cdc_wdm 6-1:1.0: Cannot schedule work
n_tty_read+0x1051/0x13e0 drivers/tty/n_tty.c:2243
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
iterate_tty_read drivers/tty/tty_io.c:852 [inline]
tty_read+0x30a/0x5a0 drivers/tty/tty_io.c:927
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
call_read_iter include/linux/fs.h:2183 [inline]
new_sync_read fs/read_write.c:389 [inline]
vfs_read+0x67d/0x930 fs/read_write.c:470
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
ksys_read+0x127/0x250 fs/read_write.c:613
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
cdc_wdm 6-1:1.0: Stall on int endpoint
RIP: 0033:0x7f0626f198fe
cdc_wdm 6-1:1.0: Cannot schedule work
RSP: 002b:00007fffb0aeb908 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 000056031cf28910 RCX: 00007f0626f198fe
RDX: 0000000000000001 RSI: 00007fffb0aeb920 RDI: 0000000000000000
RBP: 000056031cf28970 R08: 0000000000000007 R09: 000056031cf29cd0
R10: 0000000000000063 R11: 0000000000000246 R12: 000056031cf289ac
cdc_wdm 6-1:1.0: Stall on int endpoint
R13: 00007fffb0aeb920 R14: 0000000000000000 R15: 000056031cf289ac
cdc_wdm 6-1:1.0: Cannot schedule work
task:dhcpcd state:S stack:27600 pid:2409 ppid:2385 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
do_poll fs/select.c:965 [inline]
do_sys_poll+0x77d/0xea0 fs/select.c:1015
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
__do_sys_ppoll fs/select.c:1121 [inline]
__se_sys_ppoll fs/select.c:1101 [inline]
__x64_sys_ppoll+0x210/0x280 fs/select.c:1101
cdc_wdm 6-1:1.0: Stall on int endpoint
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
cdc_wdm 6-1:1.0: Cannot schedule work
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fdcd11269fb
RSP: 002b:00007ffc18952010 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 0000557498dbce20 RCX: 00007fdcd11269fb
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000557498dc7cc0
RBP: 00007ffc18952350 R08: 0000000000000008 R09: 00000000800a0142
cdc_wdm 6-1:1.0: Stall on int endpoint
R10: 00007ffc18952350 R11: 0000000000000246 R12: 0000000000000000
cdc_wdm 6-1:1.0: Cannot schedule work
R13: 0000557498390610 R14: 0000000000000003 R15: 0000000000000000
task:sshd state:S stack:26088 pid:2449 ppid:2405 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
schedule+0xda/0x1b0 kernel/sched/core.c:6682
cdc_wdm 6-1:1.0: Cannot schedule work
schedule_hrtimeout_range_clock+0x195/0x390 kernel/time/hrtimer.c:2305
poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
do_select+0x119c/0x16a0 fs/select.c:607
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
core_sys_select+0x3c2/0x9c0 fs/select.c:681
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_pselect.constprop.0+0x17b/0x1c0 fs/select.c:763
cdc_wdm 6-1:1.0: Stall on int endpoint
__do_sys_pselect6 fs/select.c:804 [inline]
__se_sys_pselect6 fs/select.c:795 [inline]
__x64_sys_pselect6+0x17f/0x230 fs/select.c:795
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f7965ed1d83
RSP: 002b:00007ffc8a9c9620 EFLAGS: 00000246 ORIG_RAX: 000000000000010e
cdc_wdm 6-1:1.0: Stall on int endpoint
RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007f7965ed1d83
cdc_wdm 6-1:1.0: Cannot schedule work
RDX: 00005557a9e77370 RSI: 00005557a9e806d0 RDI: 000000000000000a
RBP: 00005557a9e84f40 R08: 00007ffc8a9c9650 R09: 00007ffc8a9c9660
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004
R13: 0000000000000001 R14: 00007ffc8a9c96d8 R15: 00007ffc8a9c9758
task:syz-fuzzer state:S stack:25352 pid:2451 ppid:2449 flags:0x00000000
cdc_wdm 6-1:1.0: Stall on int endpoint
Call Trace:
cdc_wdm 6-1:1.0: Cannot schedule work
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
schedule+0xda/0x1b0 kernel/sched/core.c:6682
do_wait+0x728/0xd70 kernel/exit.c:1624
kernel_waitid+0x275/0x370 kernel/exit.c:1692
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
__do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1705
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4ae06a
RSP: 002b:000000c00004b5b0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 000000c000042800 RCX: 00000000004ae06a
cdc_wdm 6-1:1.0: Stall on int endpoint
RDX: 000000c00004b608 RSI: 000000000000099e RDI: 0000000000000001
cdc_wdm 6-1:1.0: Cannot schedule work
RBP: 000000c00004b698 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c00004b638
R13: 0000000000000000 R14: 000000c000eee4e0 R15: 00007fb0420b9b81
task:syz-fuzzer state:S stack:25352 pid:2452 ppid:2449 flags:0x00000000
cdc_wdm 6-1:1.0: Stall on int endpoint
Call Trace:
cdc_wdm 6-1:1.0: Cannot schedule work
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
schedule+0xda/0x1b0 kernel/sched/core.c:6682
futex_wait_queue+0xf5/0x1e0 kernel/futex/waitwake.c:355
futex_wait+0x28e/0x680 kernel/futex/waitwake.c:656
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_futex+0x1af/0x300 kernel/futex/syscalls.c:106
cdc_wdm 6-1:1.0: Stall on int endpoint
__do_sys_futex kernel/futex/syscalls.c:183 [inline]
__se_sys_futex kernel/futex/syscalls.c:164 [inline]
__x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4675e3
RSP: 002b:000000c000061e78 EFLAGS: 00000202 ORIG_RAX: 00000000000000ca
cdc_wdm 6-1:1.0: Stall on int endpoint
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004675e3
cdc_wdm 6-1:1.0: Cannot schedule work
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000001f4f198
RBP: 000000c000061ec0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c000061eb0 R11: 0000000000000202 R12: 000000c000061eb0
R13: 000000c000dba400 R14: 000000c0000004e0 R15: 00007fb04208ec75
task:syz-fuzzer state:S stack:25352 pid:2453 ppid:2449 flags:0x00000000
cdc_wdm 6-1:1.0: Stall on int endpoint
Call Trace:
cdc_wdm 6-1:1.0: Cannot schedule work
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
schedule+0xda/0x1b0 kernel/sched/core.c:6682
do_wait+0x728/0xd70 kernel/exit.c:1624
kernel_waitid+0x275/0x370 kernel/exit.c:1692
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
__do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1705
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4ae06a
RSP: 002b:000000c000462db0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 000000c000040000 RCX: 00000000004ae06a
RDX: 000000c000462e08 RSI: 00000000000009a1 RDI: 0000000000000001
cdc_wdm 6-1:1.0: Stall on int endpoint
RBP: 000000c000462e98 R08: 0000000000000000 R09: 0000000000000000
cdc_wdm 6-1:1.0: Cannot schedule work
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c000462e38
R13: 0000000000000000 R14: 000000c000858820 R15: 0000000000000065
task:syz-fuzzer state:S stack:29448 pid:2454 ppid:2449 flags:0x00000000
Call Trace:
cdc_wdm 6-1:1.0: Stall on int endpoint
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
futex_wait_queue+0xf5/0x1e0 kernel/futex/waitwake.c:355
futex_wait+0x28e/0x680 kernel/futex/waitwake.c:656
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_futex+0x1af/0x300 kernel/futex/syscalls.c:106
__do_sys_futex kernel/futex/syscalls.c:183 [inline]
__se_sys_futex kernel/futex/syscalls.c:164 [inline]
__x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4675e3
RSP: 002b:000000c000463ed0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004675e3
cdc_wdm 6-1:1.0: Stall on int endpoint
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000001f7e420
cdc_wdm 6-1:1.0: Cannot schedule work
RBP: 000000c000463f18 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000000043d860
R13: 0000000000000000 R14: 000000c0000921a0 R15: 00007fb04205091a
task:syz-fuzzer state:S stack:25352 pid:2455 ppid:2449 flags:0x00000000
Call Trace:
cdc_wdm 6-1:1.0: Stall on int endpoint
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
do_wait+0x728/0xd70 kernel/exit.c:1624
kernel_waitid+0x275/0x370 kernel/exit.c:1692
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
__do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1705
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4ae06a
RSP: 002b:000000c0010ee5b0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 000000c000040000 RCX: 00000000004ae06a
RDX: 000000c0010ee608 RSI: 0000000000003aa5 RDI: 0000000000000001
cdc_wdm 6-1:1.0: Stall on int endpoint
RBP: 000000c0010ee698 R08: 0000000000000000 R09: 0000000000000000
cdc_wdm 6-1:1.0: Cannot schedule work
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c0010ee638
R13: 0000000000000000 R14: 000000c000f68340 R15: 0000000000000009
task:syz-fuzzer state:S stack:28752 pid:2456 ppid:2449 flags:0x00000000
Call Trace:
cdc_wdm 6-1:1.0: Stall on int endpoint
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
futex_wait_queue+0xf5/0x1e0 kernel/futex/waitwake.c:355
futex_wait+0x28e/0x680 kernel/futex/waitwake.c:656
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_futex+0x1af/0x300 kernel/futex/syscalls.c:106
__do_sys_futex kernel/futex/syscalls.c:183 [inline]
__se_sys_futex kernel/futex/syscalls.c:164 [inline]
__x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164
cdc_wdm 6-1:1.0: Stall on int endpoint
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
cdc_wdm 6-1:1.0: Cannot schedule work
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4675e3
RSP: 002b:000000c00005fe40 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004675e3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c000052d50
RBP: 000000c00005fe88 R08: 0000000000000000 R09: 0000000000000000
cdc_wdm 6-1:1.0: Stall on int endpoint
R10: 0000000000000000 R11: 0000000000000286 R12: 000000c00005ff20
cdc_wdm 6-1:1.0: Cannot schedule work
R13: 0000000000000000 R14: 000000c000001380 R15: 00007fb04204f827
task:syz-fuzzer state:S stack:29448 pid:2457 ppid:2449 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
schedule+0xda/0x1b0 kernel/sched/core.c:6682
cdc_wdm 6-1:1.0: Cannot schedule work
futex_wait_queue+0xf5/0x1e0 kernel/futex/waitwake.c:355
futex_wait+0x28e/0x680 kernel/futex/waitwake.c:656
cdc_wdm 6-1:1.0: Stall on int endpoint
do_futex+0x1af/0x300 kernel/futex/syscalls.c:106
cdc_wdm 6-1:1.0: Cannot schedule work
__do_sys_futex kernel/futex/syscalls.c:183 [inline]
__se_sys_futex kernel/futex/syscalls.c:164 [inline]
__x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
cdc_wdm 6-1:1.0: Stall on int endpoint
RIP: 0033:0x4675e3
cdc_wdm 6-1:1.0: Cannot schedule work
RSP: 002b:000000c000237ee8 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004675e3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000001f7e318
RBP: 000000c000237f30 R08: 0000000000000000 R09: 0000000000000000
cdc_wdm 6-1:1.0: Stall on int endpoint
R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000467c20
cdc_wdm 6-1:1.0: Cannot schedule work
R13: 000000c0006f2000 R14: 000000c000092000 R15: 00007fb04205090d
task:syz-fuzzer state:S stack:26232 pid:2459 ppid:2449 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
do_wait+0x728/0xd70 kernel/exit.c:1624
kernel_waitid+0x275/0x370 kernel/exit.c:1692
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
__do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1705
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
cdc_wdm 6-1:1.0: Stall on int endpoint
RIP: 0033:0x4ae06a
cdc_wdm 6-1:1.0: Cannot schedule work
RSP: 002b:000000c00004d5b0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 000000c000042800 RCX: 00000000004ae06a
RDX: 000000c00004d608 RSI: 000000000000099f RDI: 0000000000000001
RBP: 000000c00004d698 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c00004d638
cdc_wdm 6-1:1.0: Stall on int endpoint
R13: 0000000000000000 R14: 000000c000eeeb60 R15: 00007fb0420b9bab
cdc_wdm 6-1:1.0: Cannot schedule work
task:syz-fuzzer state:S stack:28512 pid:2466 ppid:2449 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
schedule+0xda/0x1b0 kernel/sched/core.c:6682
cdc_wdm 6-1:1.0: Cannot schedule work
do_wait+0x728/0xd70 kernel/exit.c:1624
kernel_waitid+0x275/0x370 kernel/exit.c:1692
cdc_wdm 6-1:1.0: Stall on int endpoint
__do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1705
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4ae06a
cdc_wdm 6-1:1.0: Stall on int endpoint
RSP: 002b:000000c0004605b0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
cdc_wdm 6-1:1.0: Cannot schedule work
RAX: ffffffffffffffda RBX: 000000c000042800 RCX: 00000000004ae06a
RDX: 000000c000460608 RSI: 00000000000009a6 RDI: 0000000000000001
RBP: 000000c000460698 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c0004604f0
R13: 0000000000000000 R14: 000000c000eefba0 R15: 00007fb0420b9bd2
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
task:syz-fuzzer state:S stack:25768 pid:2468 ppid:2449 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
schedule+0xda/0x1b0 kernel/sched/core.c:6682
futex_wait_queue+0xf5/0x1e0 kernel/futex/waitwake.c:355
cdc_wdm 6-1:1.0: Stall on int endpoint
futex_wait+0x28e/0x680 kernel/futex/waitwake.c:656
cdc_wdm 6-1:1.0: Cannot schedule work
do_futex+0x1af/0x300 kernel/futex/syscalls.c:106
__do_sys_futex kernel/futex/syscalls.c:183 [inline]
__se_sys_futex kernel/futex/syscalls.c:164 [inline]
__x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164
cdc_wdm 6-1:1.0: Stall on int endpoint
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
cdc_wdm 6-1:1.0: Cannot schedule work
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4675e3
RSP: 002b:000000c000635d78 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004675e3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c000dba550
RBP: 000000c000635dc0 R08: 0000000000000000 R09: 0000000000000000
cdc_wdm 6-1:1.0: Stall on int endpoint
R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000040000
cdc_wdm 6-1:1.0: Cannot schedule work
R13: 0000000000000004 R14: 000000c000858d00 R15: 00000190810f9971
task:syz-fuzzer state:S stack:30440 pid:2469 ppid:2449 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
do_wait+0x728/0xd70 kernel/exit.c:1624
kernel_waitid+0x275/0x370 kernel/exit.c:1692
cdc_wdm 6-1:1.0: Stall on int endpoint
__do_sys_waitid+0x23d/0x2d0 kernel/exit.c:1705
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
cdc_wdm 6-1:1.0: Cannot schedule work
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x4ae06a
RSP: 002b:000000c0010f15b0 EFLAGS: 00000202 ORIG_RAX: 00000000000000f7
RAX: ffffffffffffffda RBX: 000000c000040000 RCX: 00000000004ae06a
RDX: 000000c0010f1608 RSI: 00000000000009a3 RDI: 0000000000000001
cdc_wdm 6-1:1.0: Stall on int endpoint
RBP: 000000c0010f1698 R08: 0000000000000000 R09: 0000000000000000
cdc_wdm 6-1:1.0: Cannot schedule work
R10: 0000000001000004 R11: 0000000000000202 R12: 000000c0010f1638
R13: 000000c0006f2c00 R14: 000000c000eef860 R15: 00007fb0420c37c3
task:syz-fuzzer state:S stack:25768 pid:2498 ppid:2449 flags:0x00000000
Call Trace:
cdc_wdm 6-1:1.0: Stall on int endpoint
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
futex_wait_queue+0xf5/0x1e0 kernel/futex/waitwake.c:355
futex_wait+0x28e/0x680 kernel/futex/waitwake.c:656
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_futex+0x1af/0x300 kernel/futex/syscalls.c:106
__do_sys_futex kernel/futex/syscalls.c:183 [inline]
__se_sys_futex kernel/futex/syscalls.c:164 [inline]
__x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
cdc_wdm 6-1:1.0: Stall on int endpoint
RIP: 0033:0x4675e3
cdc_wdm 6-1:1.0: Cannot schedule work
RSP: 002b:000000c0010e1d78 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004675e3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c0006f3150
RBP: 000000c0010e1dc0 R08: 0000000000000000 R09: 0000000000000000
cdc_wdm 6-1:1.0: Stall on int endpoint
R10: 0000000000000000 R11: 0000000000000286 R12: 000000c0010e1de8
cdc_wdm 6-1:1.0: Cannot schedule work
R13: 0000000000000000 R14: 000000c000f681a0 R15: 0000000000000000
task:syz-fuzzer state:S stack:25768 pid:5190 ppid:2449 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
schedule+0xda/0x1b0 kernel/sched/core.c:6682
cdc_wdm 6-1:1.0: Cannot schedule work
futex_wait_queue+0xf5/0x1e0 kernel/futex/waitwake.c:355
futex_wait+0x28e/0x680 kernel/futex/waitwake.c:656
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_futex+0x1af/0x300 kernel/futex/syscalls.c:106
__do_sys_futex kernel/futex/syscalls.c:183 [inline]
__se_sys_futex kernel/futex/syscalls.c:164 [inline]
__x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
cdc_wdm 6-1:1.0: Stall on int endpoint
entry_SYSCALL_64_after_hwframe+0x63/0xcd
cdc_wdm 6-1:1.0: Cannot schedule work
RIP: 0033:0x4675e3
RSP: 002b:000000c000239d50 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004675e3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c000dba950
RBP: 000000c000239d98 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000042800
cdc_wdm 6-1:1.0: Stall on int endpoint
R13: 00000000000000fa R14: 000000c0008596c0 R15: 0000000000000000
cdc_wdm 6-1:1.0: Cannot schedule work
task:syz-fuzzer state:S stack:25688 pid:5267 ppid:2449 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
schedule+0xda/0x1b0 kernel/sched/core.c:6682
cdc_wdm 6-1:1.0: Stall on int endpoint
schedule_hrtimeout_range_clock+0x195/0x390 kernel/time/hrtimer.c:2305
cdc_wdm 6-1:1.0: Cannot schedule work
ep_poll fs/eventpoll.c:1880 [inline]
do_epoll_wait+0x12ba/0x1950 fs/eventpoll.c:2258
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
cdc_wdm 6-1:1.0: Stall on int endpoint
do_compat_epoll_pwait.part.0+0x29/0x1d0 fs/eventpoll.c:2292
cdc_wdm 6-1:1.0: Cannot schedule work
do_epoll_pwait fs/eventpoll.c:2299 [inline]
__do_sys_epoll_pwait fs/eventpoll.c:2305 [inline]
__se_sys_epoll_pwait fs/eventpoll.c:2299 [inline]
__x64_sys_epoll_pwait+0x1cf/0x310 fs/eventpoll.c:2299
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x467800
RSP: 002b:000000c001b717e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000119
cdc_wdm 6-1:1.0: Stall on int endpoint
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000467800
cdc_wdm 6-1:1.0: Cannot schedule work
RDX: 0000000000000080 RSI: 000000c001b71840 RDI: 0000000000000004
RBP: 000000c001b71e40 R08: 0000000000000000 R09: 0000018d25129538
R10: 00000000000003e7 R11: 0000000000000246 R12: 000000c001b71870
R13: 0000000000000004 R14: 000000c000859a00 R15: 000001b48a7575e3
task:syz-executor.0 state:S stack:27888 pid:2462 ppid:2455 flags:0x00000000
cdc_wdm 6-1:1.0: Stall on int endpoint
Call Trace:
cdc_wdm 6-1:1.0: Cannot schedule work
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
schedule+0xda/0x1b0 kernel/sched/core.c:6682
do_wait+0x728/0xd70 kernel/exit.c:1624
cdc_wdm 6-1:1.0: Stall on int endpoint
kernel_wait4+0x14c/0x260 kernel/exit.c:1768
cdc_wdm 6-1:1.0: Cannot schedule work
__do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fcce02fdc66
RSP: 002b:00007ffe961568e8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 00000000000009a7 RCX: 00007fcce02fdc66
cdc_wdm 6-1:1.0: Stall on int endpoint
RDX: 0000000040000000 RSI: 00007ffe961568fc RDI: 00000000ffffffff
cdc_wdm 6-1:1.0: Cannot schedule work
RBP: 00007ffe961568fc R08: 0000000000000000 R09: 0000555556246400
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003
R13: 00007ffe961569f0 R14: 00007fcce04209d8 R15: 000000000000000c
task:syz-executor.5 state:S stack:26608 pid:2463 ppid:2455 flags:0x00000000
cdc_wdm 6-1:1.0: Stall on int endpoint
Call Trace:
cdc_wdm 6-1:1.0: Cannot schedule work
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
schedule+0xda/0x1b0 kernel/sched/core.c:6682
do_wait+0x728/0xd70 kernel/exit.c:1624
kernel_wait4+0x14c/0x260 kernel/exit.c:1768
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
__do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
cdc_wdm 6-1:1.0: Stall on int endpoint
RIP: 0033:0x7fc1411dcc66
cdc_wdm 6-1:1.0: Cannot schedule work
RSP: 002b:00007ffee1d5ac88 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 00000000000009a9 RCX: 00007fc1411dcc66
RDX: 0000000040000000 RSI: 00007ffee1d5ac9c RDI: 00000000ffffffff
RBP: 00007ffee1d5ac9c R08: 0000000000000000 R09: 000055555603b400
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003
cdc_wdm 6-1:1.0: Stall on int endpoint
R13: 00007ffee1d5ad90 R14: 00007fc1412ff9d8 R15: 000000000000000c
cdc_wdm 6-1:1.0: Cannot schedule work
task:syz-executor.1 state:S stack:27928 pid:2465 ppid:2453 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
schedule+0xda/0x1b0 kernel/sched/core.c:6682
cdc_wdm 6-1:1.0: Stall on int endpoint
do_wait+0x728/0xd70 kernel/exit.c:1624
cdc_wdm 6-1:1.0: Cannot schedule work
kernel_wait4+0x14c/0x260 kernel/exit.c:1768
__do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7ff2dbbd1c66
RSP: 002b:00007ffc891879b8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
cdc_wdm 6-1:1.0: Stall on int endpoint
RAX: ffffffffffffffda RBX: 00000000000009ad RCX: 00007ff2dbbd1c66
cdc_wdm 6-1:1.0: Cannot schedule work
RDX: 0000000040000000 RSI: 00007ffc891879cc RDI: 00000000ffffffff
RBP: 00007ffc891879cc R08: 0000000000000000 R09: 000055555647c400
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003
R13: 00007ffc89187ac0 R14: 00007ff2dbcf49d8 R15: 000000000000000c
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
task:syz-executor.4 state:S stack:27648 pid:2467 ppid:2466 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
schedule+0xda/0x1b0 kernel/sched/core.c:6682
cdc_wdm 6-1:1.0: Cannot schedule work
do_wait+0x728/0xd70 kernel/exit.c:1624
kernel_wait4+0x14c/0x260 kernel/exit.c:1768
__do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f1da0e72c66
RSP: 002b:00007ffe9992b998 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
cdc_wdm 6-1:1.0: Stall on int endpoint
RAX: ffffffffffffffda RBX: 00000000000009af RCX: 00007f1da0e72c66
cdc_wdm 6-1:1.0: Cannot schedule work
RDX: 0000000040000000 RSI: 00007ffe9992b9ac RDI: 00000000ffffffff
RBP: 00007ffe9992b9ac R08: 0000000000000000 R09: 0000555555cbe400
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003
R13: 00007ffe9992baa0 R14: 00007f1da0f959d8 R15: 000000000000000c
task:syz-executor.2 state:S stack:27928 pid:2470 ppid:2466 flags:0x00000000
cdc_wdm 6-1:1.0: Stall on int endpoint
Call Trace:
cdc_wdm 6-1:1.0: Cannot schedule work
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
schedule+0xda/0x1b0 kernel/sched/core.c:6682
do_wait+0x728/0xd70 kernel/exit.c:1624
cdc_wdm 6-1:1.0: Stall on int endpoint
kernel_wait4+0x14c/0x260 kernel/exit.c:1768
cdc_wdm 6-1:1.0: Cannot schedule work
__do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f1887271c66
cdc_wdm 6-1:1.0: Stall on int endpoint
RSP: 002b:00007ffec167dfe8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
cdc_wdm 6-1:1.0: Cannot schedule work
RAX: ffffffffffffffda RBX: 00000000000009b4 RCX: 00007f1887271c66
RDX: 0000000040000000 RSI: 00007ffec167dffc RDI: 00000000ffffffff
RBP: 00007ffec167dffc R08: 0000000000000000 R09: 0000555555f32400
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003
cdc_wdm 6-1:1.0: Stall on int endpoint
R13: 00007ffec167e0f0 R14: 00007f18873949d8 R15: 000000000000000c
cdc_wdm 6-1:1.0: Cannot schedule work
task:syz-executor.0 state:S stack:25576 pid:2471 ppid:2462 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
schedule+0xda/0x1b0 kernel/sched/core.c:6682
cdc_wdm 6-1:1.0: Cannot schedule work
pipe_read+0xa08/0xf90 fs/pipe.c:378
call_read_iter include/linux/fs.h:2183 [inline]
new_sync_read fs/read_write.c:389 [inline]
vfs_read+0x7f6/0x930 fs/read_write.c:470
ksys_read+0x1e8/0x250 fs/read_write.c:613
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fcce02b1eae
RSP: 002b:00007ffe961566e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007ffe96156770 RCX: 00007fcce02b1eae
RDX: 0000000000000040 RSI: 00007fcce041c020 RDI: 00000000000000f9
RBP: 0000000000000003 R08: 0000000000000000 R09: fefefefefeff646b
cdc_wdm 6-1:1.0: Stall on int endpoint
R10: 0000000000000010 R11: 0000000000000246 R12: 0000000000000032
cdc_wdm 6-1:1.0: Cannot schedule work
R13: 000000000019977b R14: 0000000000000001 R15: 00007ffe961567b0
task:syz-executor.5 state:S stack:24592 pid:2473 ppid:2463 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
do_wait+0x728/0xd70 kernel/exit.c:1624
kernel_wait4+0x14c/0x260 kernel/exit.c:1768
cdc_wdm 6-1:1.0: Stall on int endpoint
__do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
cdc_wdm 6-1:1.0: Stall on int endpoint
RIP: 0033:0x7fc1411dcc66
cdc_wdm 6-1:1.0: Cannot schedule work
RSP: 002b:00007ffee1d5aa88 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 00000000000008f9 RCX: 00007fc1411dcc66
RDX: 0000000040000000 RSI: 00007ffee1d5aaec RDI: 00000000ffffffff
RBP: 00007ffee1d5aaec R08: 0000000000090800 R09: 00007fc141239bc8
cdc_wdm 6-1:1.0: Stall on int endpoint
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
cdc_wdm 6-1:1.0: Cannot schedule work
R13: 00000000001987c5 R14: 000000000000000b R15: 00007ffee1d5ab50
task:syz-executor.1 state:S stack:23304 pid:2477 ppid:2465 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
pipe_read+0xa08/0xf90 fs/pipe.c:378
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
call_read_iter include/linux/fs.h:2183 [inline]
new_sync_read fs/read_write.c:389 [inline]
vfs_read+0x7f6/0x930 fs/read_write.c:470
ksys_read+0x1e8/0x250 fs/read_write.c:613
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
cdc_wdm 6-1:1.0: Stall on int endpoint
entry_SYSCALL_64_after_hwframe+0x63/0xcd
cdc_wdm 6-1:1.0: Cannot schedule work
RIP: 0033:0x7ff2dbb85eae
RSP: 002b:00007ffc891877b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007ffc89187840 RCX: 00007ff2dbb85eae
RDX: 0000000000000040 RSI: 00007ff2dbcf0020 RDI: 00000000000000f9
RBP: 0000000000000003 R08: 0000000000000000 R09: fefefefefeff646b
cdc_wdm 6-1:1.0: Stall on int endpoint
R10: 0000000000000010 R11: 0000000000000246 R12: 0000000000000032
cdc_wdm 6-1:1.0: Cannot schedule work
R13: 0000000000199445 R14: 000000000000000f R15: 00007ffc89187880
task:syz-executor.4 state:D stack:25576 pid:2479 ppid:2467 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
io_schedule+0xba/0x130 kernel/sched/core.c:8862
bit_wait_io+0x12/0xe0 kernel/sched/wait_bit.c:209
__wait_on_bit+0x60/0x180 kernel/sched/wait_bit.c:49
out_of_line_wait_on_bit+0xd5/0x110 kernel/sched/wait_bit.c:64
cdc_wdm 6-1:1.0: Stall on int endpoint
wait_on_bit_io include/linux/wait_bit.h:101 [inline]
do_get_write_access+0x8bd/0xfa0 fs/jbd2/transaction.c:1107
cdc_wdm 6-1:1.0: Cannot schedule work
jbd2_journal_get_write_access+0x122/0x190 fs/jbd2/transaction.c:1242
__ext4_journal_get_write_access+0x1ba/0x440 fs/ext4/ext4_jbd2.c:241
ext4_reserve_inode_write+0x187/0x270 fs/ext4/inode.c:5899
__ext4_mark_inode_dirty+0x1a7/0x930 fs/ext4/inode.c:6073
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
ext4_dirty_inode+0xd9/0x130 fs/ext4/inode.c:6110
__mark_inode_dirty+0x243/0x11d0 fs/fs-writeback.c:2419
cdc_wdm 6-1:1.0: Stall on int endpoint
generic_update_time fs/inode.c:1859 [inline]
inode_update_time fs/inode.c:1872 [inline]
touch_atime+0x63d/0x700 fs/inode.c:1944
cdc_wdm 6-1:1.0: Cannot schedule work
file_accessed include/linux/fs.h:2519 [inline]
iterate_dir+0x459/0x6f0 fs/readdir.c:70
__do_sys_getdents64 fs/readdir.c:369 [inline]
__se_sys_getdents64 fs/readdir.c:354 [inline]
__x64_sys_getdents64+0x13a/0x2c0 fs/readdir.c:354
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f1da0e99ed7
RSP: 002b:00007ffe9992a668 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9
RAX: ffffffffffffffda RBX: 0000555555cbf6f0 RCX: 00007f1da0e99ed7
RDX: 0000000000008000 RSI: 0000555555cbf720 RDI: 0000000000000003
cdc_wdm 6-1:1.0: Stall on int endpoint
RBP: 0000555555cbf720 R08: 0000000000000030 R09: 00007f1da0f71640
cdc_wdm 6-1:1.0: Cannot schedule work
R10: 0000000000000231 R11: 0000000000000293 R12: ffffffffffffffb8
R13: 0000555555cbf6f4 R14: 0000000000000016 R15: 00007ffe9992b860
task:syz-executor.2 state:S stack:25048 pid:2484 ppid:2470 flags:0x00000000
Call Trace:
cdc_wdm 6-1:1.0: Stall on int endpoint
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
do_wait+0x728/0xd70 kernel/exit.c:1624
kernel_wait4+0x14c/0x260 kernel/exit.c:1768
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
__do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
cdc_wdm 6-1:1.0: Stall on int endpoint
entry_SYSCALL_64_after_hwframe+0x63/0xcd
cdc_wdm 6-1:1.0: Cannot schedule work
RIP: 0033:0x7f1887271c66
RSP: 002b:00007ffec167dde8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 00000000000008fc RCX: 00007f1887271c66
RDX: 0000000040000000 RSI: 00007ffec167de4c RDI: 00000000ffffffff
RBP: 00007ffec167de4c R08: 0000000000090800 R09: 00007f18872cebc8
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
cdc_wdm 6-1:1.0: Stall on int endpoint
R13: 000000000019848e R14: 0000000000000009 R15: 00007ffec167deb0
cdc_wdm 6-1:1.0: Cannot schedule work
task:kworker/1:5 state:I stack:21664 pid:5237 ppid:2 flags:0x00004000
Workqueue: 0x0 (events_power_efficient)
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
worker_thread+0x15c/0x1080 kernel/workqueue.c:2457
kthread+0x2ea/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
task:kworker/0:3 state:I stack:22336 pid:5284 ppid:2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
worker_thread+0x15c/0x1080 kernel/workqueue.c:2457
kthread+0x2ea/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
cdc_wdm 6-1:1.0: Stall on int endpoint
task:kworker/0:4 state:I stack:18736 pid:5294 ppid:2 flags:0x00004000
cdc_wdm 6-1:1.0: Cannot schedule work
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
schedule+0xda/0x1b0 kernel/sched/core.c:6682
cdc_wdm 6-1:1.0: Cannot schedule work
worker_thread+0x15c/0x1080 kernel/workqueue.c:2457
kthread+0x2ea/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
cdc_wdm 6-1:1.0: Stall on int endpoint
task:kworker/0:5 state:I
cdc_wdm 6-1:1.0: Cannot schedule work
stack:21096 pid:5295 ppid:2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
schedule+0xda/0x1b0 kernel/sched/core.c:6682
cdc_wdm 6-1:1.0: Cannot schedule work
worker_thread+0x15c/0x1080 kernel/workqueue.c:2457
kthread+0x2ea/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
cdc_wdm 6-1:1.0: Stall on int endpoint
task:kworker/1:6 state:I
cdc_wdm 6-1:1.0: Cannot schedule work
stack:22384 pid:5341 ppid:2 flags:0x00004000
Workqueue: 0x0 (pm)
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
schedule+0xda/0x1b0 kernel/sched/core.c:6682
cdc_wdm 6-1:1.0: Cannot schedule work
worker_thread+0x15c/0x1080 kernel/workqueue.c:2457
kthread+0x2ea/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
cdc_wdm 6-1:1.0: Stall on int endpoint
task:kworker/0:6 state:I running task
cdc_wdm 6-1:1.0: Cannot schedule work
stack:21208 pid:5435 ppid:2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
schedule+0xda/0x1b0 kernel/sched/core.c:6682
cdc_wdm 6-1:1.0: Cannot schedule work
worker_thread+0x15c/0x1080 kernel/workqueue.c:2457
kthread+0x2ea/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
task:kworker/1:8 state:I stack:23064 pid:7390 ppid:2 flags:0x00004000
cdc_wdm 6-1:1.0: Stall on int endpoint
Workqueue: 0x0 (usb_hub_wq)
cdc_wdm 6-1:1.0: Cannot schedule work
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
schedule+0xda/0x1b0 kernel/sched/core.c:6682
worker_thread+0x15c/0x1080 kernel/workqueue.c:2457
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
kthread+0x2ea/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
task:kworker/u4:4 state:I stack:26832 pid:11591 ppid:2 flags:0x00004000
Workqueue: 0x0 (events_unbound)
cdc_wdm 6-1:1.0: Stall on int endpoint
Call Trace:
cdc_wdm 6-1:1.0: Cannot schedule work
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
schedule+0xda/0x1b0 kernel/sched/core.c:6682
worker_thread+0x15c/0x1080 kernel/workqueue.c:2457
cdc_wdm 6-1:1.0: Stall on int endpoint
kthread+0x2ea/0x3a0 kernel/kthread.c:376
cdc_wdm 6-1:1.0: Cannot schedule work
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
task:kworker/0:0 state:I stack:29648 pid:14025 ppid:2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
worker_thread+0x15c/0x1080 kernel/workqueue.c:2457
kthread+0x2ea/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
task:syz-executor.3 state:S stack:27928 pid:15013 ppid:2455 flags:0x00000000
cdc_wdm 6-1:1.0: Stall on int endpoint
Call Trace:
cdc_wdm 6-1:1.0: Cannot schedule work
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
schedule+0xda/0x1b0 kernel/sched/core.c:6682
do_wait+0x728/0xd70 kernel/exit.c:1624
kernel_wait4+0x14c/0x260 kernel/exit.c:1768
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
__do_sys_wait4+0x13f/0x150 kernel/exit.c:1796
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
cdc_wdm 6-1:1.0: Stall on int endpoint
RIP: 0033:0x7fc055532c66
cdc_wdm 6-1:1.0: Cannot schedule work
RSP: 002b:00007ffc853e7e08 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 0000000000003aa6 RCX: 00007fc055532c66
RDX: 0000000040000000 RSI: 00007ffc853e7e1c RDI: 00000000ffffffff
RBP: 00007ffc853e7e1c R08: 0000000000000000 R09: 0000555556eed400
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003
cdc_wdm 6-1:1.0: Stall on int endpoint
R13: 00007ffc853e7f10 R14: 00007fc0556559d8 R15: 000000000000000c
cdc_wdm 6-1:1.0: Cannot schedule work
task:syz-executor.3 state:S stack:25576 pid:15014 ppid:15013 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
pipe_read+0xa08/0xf90 fs/pipe.c:378
call_read_iter include/linux/fs.h:2183 [inline]
new_sync_read fs/read_write.c:389 [inline]
vfs_read+0x7f6/0x930 fs/read_write.c:470
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
ksys_read+0x1e8/0x250 fs/read_write.c:613
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fc0554e6eae
cdc_wdm 6-1:1.0: Stall on int endpoint
RSP: 002b:00007ffc853e7c08 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
cdc_wdm 6-1:1.0: Cannot schedule work
RAX: ffffffffffffffda RBX: 00007ffc853e7c90 RCX: 00007fc0554e6eae
RDX: 0000000000000040 RSI: 00007fc055651020 RDI: 00000000000000f9
RBP: 0000000000000003 R08: 0000000000000000 R09: fefefefefeff646b
R10: 0000000000000010 R11: 0000000000000246 R12: 0000000000000032
R13: 00000000001990da R14: 0000000000000008 R15: 00007ffc853e7cd0
cdc_wdm 6-1:1.0: Stall on int endpoint
task:kworker/u4:0 state:I stack:27480 pid:17574 ppid:2 flags:0x00004000
cdc_wdm 6-1:1.0: Cannot schedule work
Workqueue: 0x0 (events_unbound)
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
schedule+0xda/0x1b0 kernel/sched/core.c:6682
cdc_wdm 6-1:1.0: Cannot schedule work
worker_thread+0x15c/0x1080 kernel/workqueue.c:2457
kthread+0x2ea/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
cdc_wdm 6-1:1.0: Stall on int endpoint
task:kworker/1:4 state:I stack:22952 pid:17742 ppid:2 flags:0x00004000
cdc_wdm 6-1:1.0: Cannot schedule work
Workqueue: 0x0 (usb_hub_wq)
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
schedule+0xda/0x1b0 kernel/sched/core.c:6682
cdc_wdm 6-1:1.0: Cannot schedule work
worker_thread+0x15c/0x1080 kernel/workqueue.c:2457
kthread+0x2ea/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
task:kworker/0:7 state:I stack:29048 pid:19412 ppid:2 flags:0x00004000
cdc_wdm 6-1:1.0: Stall on int endpoint
Workqueue: 0x0 (events)
cdc_wdm 6-1:1.0: Cannot schedule work
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
schedule+0xda/0x1b0 kernel/sched/core.c:6682
worker_thread+0x15c/0x1080 kernel/workqueue.c:2457
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
kthread+0x2ea/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
task:kworker/1:7 state:I stack:22480 pid:19458 ppid:2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
worker_thread+0x15c/0x1080 kernel/workqueue.c:2457
kthread+0x2ea/0x3a0 kernel/kthread.c:376
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
task:kworker/u4:1 state:I stack:27480 pid:21143 ppid:2 flags:0x00004000
Workqueue: 0x0 (events_unbound)
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
worker_thread+0x15c/0x1080 kernel/workqueue.c:2457
kthread+0x2ea/0x3a0 kernel/kthread.c:376
cdc_wdm 6-1:1.0: Stall on int endpoint
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
cdc_wdm 6-1:1.0: Cannot schedule work
task:syz-executor.2 state:R running task stack:29184 pid:22505 ppid:2484 flags:0x0000400c
Call Trace:
sched_show_task kernel/sched/core.c:9018 [inline]
sched_show_task+0x44c/0x5c0 kernel/sched/core.c:8992
show_state_filter+0xf0/0x300 kernel/sched/core.c:9063
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
k_spec drivers/tty/vt/keyboard.c:667 [inline]
k_spec+0xe1/0x130 drivers/tty/vt/keyboard.c:656
kbd_keycode drivers/tty/vt/keyboard.c:1524 [inline]
kbd_event+0xcdd/0x1790 drivers/tty/vt/keyboard.c:1543
input_to_handler+0x3b9/0x4c0 drivers/input/input.c:131
input_pass_values.part.0+0x230/0x710 drivers/input/input.c:160
cdc_wdm 6-1:1.0: Stall on int endpoint
input_pass_values drivers/input/input.c:147 [inline]
input_event_dispose+0x5cf/0x730 drivers/input/input.c:375
cdc_wdm 6-1:1.0: Cannot schedule work
input_handle_event+0x112/0xda0 drivers/input/input.c:403
input_event drivers/input/input.c:432 [inline]
input_event+0x7f/0xa0 drivers/input/input.c:424
input_sync include/linux/input.h:450 [inline]
hidinput_report_event+0xae/0x100 drivers/hid/hid-input.c:1666
hid_report_raw_event+0x338/0x1270 drivers/hid/hid-core.c:2008
hid_input_report+0x35f/0x4c0 drivers/hid/hid-core.c:2069
hid_irq_in+0x50e/0x690 drivers/hid/usbhid/hid-core.c:284
cdc_wdm 6-1:1.0: Stall on int endpoint
__usb_hcd_giveback_urb+0x2b6/0x5c0 drivers/usb/core/hcd.c:1671
cdc_wdm 6-1:1.0: Cannot schedule work
usb_hcd_giveback_urb+0x380/0x430 drivers/usb/core/hcd.c:1754
dummy_timer+0x11ff/0x32c0 drivers/usb/gadget/udc/dummy_hcd.c:1988
call_timer_fn+0x1da/0x7c0 kernel/time/timer.c:1700
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
expire_timers+0x2c6/0x5c0 kernel/time/timer.c:1751
__run_timers kernel/time/timer.c:2022 [inline]
__run_timers kernel/time/timer.c:1995 [inline]
run_timer_softirq+0x322/0x910 kernel/time/timer.c:2035
__do_softirq+0x1e4/0xabb kernel/softirq.c:571
invoke_softirq kernel/softirq.c:445 [inline]
__irq_exit_rcu+0x113/0x170 kernel/softirq.c:650
cdc_wdm 6-1:1.0: Stall on int endpoint
irq_exit_rcu+0x5/0x20 kernel/softirq.c:662
cdc_wdm 6-1:1.0: Cannot schedule work
sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1107
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x38/0x70 kernel/locking/spinlock.c:194
Code: 74 24 10 e8 ea d7 28 fb 48 89 ef e8 32 44 29 fb 81 e3 00 02 00 00 75 25 9c 58 f6 c4 02 75 2d 48 85 db 74 01 fb bf 01 00 00 00 a3 8e 1e fb 65 8b 05 f4 8d 01 7a 85 c0 74 0a 5b 5d c3 e8 30 e2
cdc_wdm 6-1:1.0: Stall on int endpoint
RSP: 0018:ffffc9000d8b7e10 EFLAGS: 00000206
cdc_wdm 6-1:1.0: Cannot schedule work
RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff11bdcb1
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffff888133e36008 R08: 0000000000000001 R09: 0000000000000001
R10: ffffed10267c6c01 R11: 0000000000000000 R12: 0000000000000212
R13: ffff888133e36008 R14: fffffffffffffff0 R15: 1ffff92001b16fce
cdc_wdm 6-1:1.0: Stall on int endpoint
spin_unlock_irqrestore include/linux/spinlock.h:405 [inline]
raw_ioctl_ep0_stall drivers/usb/gadget/legacy/raw_gadget.c:784 [inline]
raw_ioctl+0xeed/0x27c0 drivers/usb/gadget/legacy/raw_gadget.c:1286
cdc_wdm 6-1:1.0: Cannot schedule work
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f1887273eb7
Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 c4 57 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
cdc_wdm 6-1:1.0: Stall on int endpoint
RSP: 002b:00007f18865c4098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
cdc_wdm 6-1:1.0: Cannot schedule work
RAX: ffffffffffffffda RBX: 00007f18865c5110 RCX: 00007f1887273eb7
RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000005
RBP: 0000000000000005 R08: 000000000000ffff R09: 000000000000000b
R10: 00007f18865c4140 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00000000200001c0 R15: 00000000000010d0
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
task:syz-executor.5 state:D stack:28360 pid:22525 ppid:2473 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5293 [inline]
__schedule+0xa20/0x27c0 kernel/sched/core.c:6606
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
schedule+0xda/0x1b0 kernel/sched/core.c:6682
synchronize_rcu_expedited+0x39b/0x770 kernel/rcu/tree_exp.h:961
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
synchronize_rcu+0x302/0x3a0 kernel/rcu/tree.c:3543
cdc_wdm 6-1:1.0: Stall on int endpoint
evdev_detach_client drivers/input/evdev.c:386 [inline]
evdev_release+0x23f/0x410 drivers/input/evdev.c:449
cdc_wdm 6-1:1.0: Cannot schedule work
__fput+0x27c/0xa90 fs/file_table.c:320
task_work_run+0x16b/0x270 kernel/task_work.c:179
exit_task_work include/linux/task_work.h:38 [inline]
do_exit+0xaa0/0x28c0 kernel/exit.c:867
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
do_group_exit+0xd0/0x2a0 kernel/exit.c:1012
get_signal+0x21b3/0x2440 kernel/signal.c:2859
arch_do_signal_or_restart+0x75/0x5b0 arch/x86/kernel/signal.c:306
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work
exit_to_user_mode_loop kernel/entry/common.c:168 [inline]
exit_to_user_mode_prepare+0x156/0x200 kernel/entry/common.c:203
__syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline]
syscall_exit_to_user_mode+0x19/0x50 kernel/entry/common.c:296
ret_from_fork+0x15/0x30 arch/x86/entry/entry_64.S:301
RIP: 0033:0x7fc1411e04f1
RSP: 002b:00007fc1404082f0 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
cdc_wdm 6-1:1.0: Stall on int endpoint
RAX: 0000000000000000 RBX: 00007fc140408700 RCX: 00007fc1411e04f1
cdc_wdm 6-1:1.0: Cannot schedule work
RDX: 00007fc1404089d0 RSI: 00007fc1404082f0 RDI: 00000000003d0f00
RBP: 00007ffee1d5a9c0 R08: 00007fc140408700 R09: 00007fc140408700
R10: 00007fc1404089d0 R11: 0000000000000206 R12: 00007ffee1d5a82e
R13: 00007ffee1d5a82f R14: 00007fc140408300 R15: 0000000000022000
Showing all locks held in the system:
cdc_wdm 6-1:1.0: Stall on int endpoint
1 lock held by rcu_tasks_kthre/11:
cdc_wdm 6-1:1.0: Cannot schedule work
#0: ffffffff87a97090 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 kernel/rcu/tasks.h:507
2 locks held by kworker/0:1/12:
#0: ffff888100072538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888100072538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888100072538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888100072538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
#0: ffff888100072538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
#0: ffff888100072538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x86d/0x1710 kernel/workqueue.c:2260
#1: ffffc900000cfda8 ((work_completion)(&rew->rew_work)){+.+.}-{0:0}, at: process_one_work+0x8a1/0x1710 kernel/workqueue.c:2264
1 lock held by hwrng/145:
cdc_wdm 6-1:1.0: Stall on int endpoint
#0: ffffffff87eddb48 (reading_mutex){+.+.}-{3:3}
cdc_wdm 6-1:1.0: Cannot schedule work
, at: hwrng_fillfn+0x13d/0x3e0 drivers/char/hw_random/core.c:505
2 locks held by getty/2407:
#0: ffff888100223098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:244
#1: ffffc900000452f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xef0/0x13e0 drivers/tty/n_tty.c:2177
cdc_wdm 6-1:1.0: Stall on int endpoint
3 locks held by syz-executor.4/2479:
cdc_wdm 6-1:1.0: Cannot schedule work
#0: ffff88813d9221d0 (&type->i_mutex_dir_key#3){++++}-{3:3}, at: iterate_dir+0xcd/0x6f0 fs/readdir.c:55
#1: ffff88811360a438 (sb_writers#4){.+.+}-{0:0}, at: file_accessed include/linux/fs.h:2519 [inline]
#1: ffff88811360a438 (sb_writers#4){.+.+}-{0:0}, at: iterate_dir+0x459/0x6f0 fs/readdir.c:70
#2: ffff88811360e990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfb4/0x14a0 fs/jbd2/transaction.c:461
5 locks held by syz-executor.2/22505:
cdc_wdm 6-1:1.0: Stall on int endpoint
#0: ffffc90000178d60 ((&dum_hcd->timer)
cdc_wdm 6-1:1.0: Cannot schedule work
){+.-.}-{0:0}, at: lockdep_copy_map include/linux/lockdep.h:31 [inline]
){+.-.}-{0:0}, at: call_timer_fn+0xd4/0x7c0 kernel/time/timer.c:1690
#1: ffff888108f7f230 (&dev->event_lock){-.-.}-{2:2}, at: input_event drivers/input/input.c:431 [inline]
#1: ffff888108f7f230 (&dev->event_lock){-.-.}-{2:2}, at: input_event+0x6c/0xa0 drivers/input/input.c:424
#2: ffffffff87a97be0 (rcu_read_lock){....}-{1:2}, at: input_pass_values.part.0+0x0/0x710 drivers/input/input.c:2523
#3: ffffffff87eb2e38 (kbd_event_lock){..-.}-{2:2}, at: spin_lock include/linux/spinlock.h:350 [inline]
#3: ffffffff87eb2e38 (kbd_event_lock){..-.}-{2:2}, at: kbd_event+0x86/0x1790 drivers/tty/vt/keyboard.c:1537
cdc_wdm 6-1:1.0: Stall on int endpoint
#4: ffffffff87a97be0 (rcu_read_lock){....}-{1:2}
cdc_wdm 6-1:1.0: Cannot schedule work
, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6494
1 lock held by syz-executor.5/22525:
#0: ffffffff87aa1d78 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:292 [inline]
#0: ffffffff87aa1d78 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x5db/0x770 kernel/rcu/tree_exp.h:946
=============================================
cdc_wdm 6-1:1.0: Stall on int endpoint
cdc_wdm 6-1:1.0: Cannot schedule work