rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
0-...D
} 2633 jiffies s: 87841 root: 0x1/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 2531 Comm: syslogd Not tainted 6.12.0-rc1-syzkaller-00027-g4a9fe2a8ac53 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:io_serial_in+0x87/0xb0 drivers/tty/serial/8250/8250_port.c:407
Code: 6d b5 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 1a 66 03 5d 40 89 da ec <5b> 0f b6 c0 5d 41 5c c3 cc cc cc cc e8 38 eb 0d ff eb a2 e8 c1 eb
RSP: 0018:ffffc90000006f68 EFLAGS: 00000006
RAX: dffffc0000000005 RBX: 00000000000003f9 RCX: 0000000000000000
RDX: 00000000000003f9 RSI: ffffffff82a07780 RDI: ffffffff936356a0
RBP: ffffffff93635660 R08: 0000000000000001 R09: 000000000000001f
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffffffff93635660 R14: ffffffff936356b0 R15: 0000000000000070
FS: 00007f065b19b380(0000) GS:ffff8881f5800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000200018c0 CR3: 0000000115f54000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
serial_port_in include/linux/serial_core.h:787 [inline]
serial8250_console_write+0x22d/0x17c0 drivers/tty/serial/8250/8250_port.c:3357
console_emit_next_record kernel/printk/printk.c:3092 [inline]
console_flush_all+0x800/0xc60 kernel/printk/printk.c:3180
__console_flush_and_unlock kernel/printk/printk.c:3239 [inline]
console_unlock+0xd9/0x210 kernel/printk/printk.c:3279
vprintk_emit+0x424/0x6f0 kernel/printk/printk.c:2407
vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:68
_printk+0xc8/0x100 kernel/printk/printk.c:2432
printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline]
show_trace_log_lvl+0x1b7/0x3d0 arch/x86/kernel/dumpstack.c:285
sched_show_task kernel/sched/core.c:7582 [inline]
sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7557
show_state_filter+0xee/0x320 kernel/sched/core.c:7627
k_spec drivers/tty/vt/keyboard.c:667 [inline]
k_spec+0xed/0x150 drivers/tty/vt/keyboard.c:656
kbd_keycode drivers/tty/vt/keyboard.c:1522 [inline]
kbd_event+0xcbd/0x17a0 drivers/tty/vt/keyboard.c:1541
input_handler_events_default+0x116/0x1b0 drivers/input/input.c:2549
input_pass_values+0x777/0x8e0 drivers/input/input.c:126
input_event_dispose drivers/input/input.c:352 [inline]
input_handle_event+0xb30/0x14d0 drivers/input/input.c:369
input_event drivers/input/input.c:398 [inline]
input_event+0x83/0xa0 drivers/input/input.c:390
hidinput_hid_event+0xa12/0x2410 drivers/hid/hid-input.c:1719
hid_process_event+0x4b7/0x5e0 drivers/hid/hid-core.c:1540
hid_input_array_field+0x330/0x710 drivers/hid/hid-core.c:1644
hid_process_report drivers/hid/hid-core.c:1694 [inline]
hid_report_raw_event+0xa02/0x11c0 drivers/hid/hid-core.c:2040
__hid_input_report.constprop.0+0x341/0x440 drivers/hid/hid-core.c:2110
hid_irq_in+0x35e/0x870 drivers/hid/usbhid/hid-core.c:285
__usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650
usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734
dummy_timer+0x17c3/0x38d0 drivers/usb/gadget/udc/dummy_hcd.c:1988
__run_hrtimer kernel/time/hrtimer.c:1691 [inline]
__hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1755
hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1772
handle_softirqs+0x206/0x8d0 kernel/softirq.c:554
__do_softirq kernel/softirq.c:588 [inline]
invoke_softirq kernel/softirq.c:428 [inline]
__irq_exit_rcu kernel/softirq.c:637 [inline]
irq_exit_rcu+0xac/0x110 kernel/softirq.c:649
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline]
sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1037
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:26 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:183 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0xc/0x70 kernel/kcov.c:217
Code: cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 65 48 8b 15 d4 de ad 7e <65> 8b 05 d5 de ad 7e a9 00 01 ff 00 48 8b 34 24 74 1d f6 c4 01 74
RSP: 0018:ffffc9000504f930 EFLAGS: 00000293
RAX: 0000000000000000 RBX: ffffea0004ff9f80 RCX: ffffffff818c5a6c
RDX: ffff888116079d40 RSI: ffffffff818c5a81 RDI: 0000000000000007
RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff888123b2a778 R14: 000000000000000c R15: 0000000000000003
const_folio_flags.constprop.0+0x56/0x150 include/linux/page-flags.h:311
folio_test_unevictable include/linux/page-flags.h:589 [inline]
folio_inc_refs mm/swap.c:431 [inline]
folio_mark_accessed+0x9d/0xa80 mm/swap.c:476
shmem_get_folio_gfp.constprop.0+0xa97/0x14a0 mm/shmem.c:2287
shmem_get_folio mm/shmem.c:2441 [inline]
shmem_write_begin+0x15a/0x2f0 mm/shmem.c:3046
generic_perform_write+0x289/0x8c0 mm/filemap.c:4054
shmem_file_write_iter+0x10e/0x140 mm/shmem.c:3221
new_sync_write fs/read_write.c:590 [inline]
vfs_write+0x6b5/0x1140 fs/read_write.c:683
ksys_write+0x12f/0x260 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f065b2efbf2
Code: 89 c7 48 89 44 24 08 e8 7b 34 fa ff 48 8b 44 24 08 48 83 c4 28 c3 c3 64 8b 04 25 18 00 00 00 85 c0 75 20 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 6f 48 8b 15 07 a2 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffcc59b9638 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f065b2efbf2
RDX: 0000000000000091 RSI: 000055ad012ba600 RDI: 0000000000000003
RBP: 000055ad012ba600 R08: 0000000000000001 R09: 0000000000000000
R10: 00007f065b48e3a3 R11: 0000000000000246 R12: 0000000000000091
R13: 00007f065b19b300 R14: 0000000000000006 R15: 000055ad012ba410
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:kworker/u8:2 state:I
stack:23392 pid:19972 tgid:19972 ppid:2 flags:0x00004000
Workqueue: 0x0
(events_unbound)
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:syz-executor state:S stack:25408 pid:21643 tgid:21643 ppid:2640 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_wait+0x1dd/0x570 kernel/exit.c:1697
kernel_wait4+0x16c/0x280 kernel/exit.c:1851
__do_sys_wait4+0x15f/0x170 kernel/exit.c:1879
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f982b004213
RSP: 002b:00007ffc2bef6cf8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 000000000000548c RCX: 00007f982b004213
RDX: 0000000040000000 RSI: 00007ffc2bef6d0c RDI: 00000000ffffffff
RBP: 00007ffc2bef6d0c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000c
R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000000
task:syz-executor state:S
stack:23808 pid:21644 tgid:21644 ppid:21643 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_nanosleep+0x216/0x510 kernel/time/hrtimer.c:2032
hrtimer_nanosleep+0x146/0x370 kernel/time/hrtimer.c:2080
common_nsleep+0xa1/0xd0 kernel/time/posix-timers.c:1365
__do_sys_clock_nanosleep kernel/time/posix-timers.c:1411 [inline]
__se_sys_clock_nanosleep kernel/time/posix-timers.c:1388 [inline]
__x64_sys_clock_nanosleep+0x344/0x4a0 kernel/time/posix-timers.c:1388
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f982b0400a3
RSP: 002b:00007ffc2bef6af8 EFLAGS: 00000202
ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 0000000000000675 RCX: 00007f982b0400a3
RDX: 00007ffc2bef6b10 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffc2bef6b6c R08: 0000000000095170 R09: 00007f982ae8a080
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000032
R13: 0000000000300b5e R14: 000000000030064e R15: 00007ffc2bef6bc0
task:kworker/1:5 state:I
stack:20816 pid:22652 tgid:22652 ppid:2 flags:0x00004000
Workqueue: 0x0
(events_power_efficient)
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:kworker/1:6 state:I stack:22432 pid:25156 tgid:25156 ppid:2 flags:0x00004000
Workqueue: 0x0
(events)
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:kworker/0:2 state:I stack:22384 pid:25608 tgid:25608 ppid:2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:syz-executor state:S
stack:25408 pid:27466 tgid:27466 ppid:2640 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_wait+0x1dd/0x570 kernel/exit.c:1697
kernel_wait4+0x16c/0x280 kernel/exit.c:1851
__do_sys_wait4+0x15f/0x170 kernel/exit.c:1879
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff278ae4213
RSP: 002b:00007ffcf7b97708 EFLAGS: 00000202 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 0000000000006b4c RCX: 00007ff278ae4213
RDX: 0000000040000000 RSI: 00007ffcf7b9771c RDI: 00000000ffffffff
RBP: 00007ffcf7b9771c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000c
R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000000
task:syz-executor state:S stack:23824 pid:27468 tgid:27468 ppid:27466 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_nanosleep+0x216/0x510 kernel/time/hrtimer.c:2032
hrtimer_nanosleep+0x146/0x370 kernel/time/hrtimer.c:2080
common_nsleep+0xa1/0xd0 kernel/time/posix-timers.c:1365
__do_sys_clock_nanosleep kernel/time/posix-timers.c:1411 [inline]
__se_sys_clock_nanosleep kernel/time/posix-timers.c:1388 [inline]
__x64_sys_clock_nanosleep+0x344/0x4a0 kernel/time/posix-timers.c:1388
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff278b200a3
RSP: 002b:00007ffcf7b97508 EFLAGS: 00000202
ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 00000000000001a6 RCX: 00007ff278b200a3
RDX: 00007ffcf7b97520 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffcf7b9757c R08: 0000000000095170 R09: 00007ff2797e4080
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000032
R13: 00000000003001e1 R14: 00000000003001e1 R15: 00007ffcf7b975d0
task:kworker/u8:1 state:I
stack:24992 pid:27546 tgid:27546 ppid:2 flags:0x00004000
Workqueue: 0x0 (events_unbound)
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:syz-executor state:S stack:25280 pid:28314 tgid:28314 ppid:2640 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_wait+0x1dd/0x570 kernel/exit.c:1697
kernel_wait4+0x16c/0x280 kernel/exit.c:1851
__do_sys_wait4+0x15f/0x170 kernel/exit.c:1879
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7efcad2b4213
RSP: 002b:00007ffd82897068 EFLAGS: 00000202
ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 0000000000006e9d RCX: 00007efcad2b4213
RDX: 0000000040000000 RSI: 00007ffd8289707c RDI: 00000000ffffffff
RBP: 00007ffd8289707c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000c
R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000000
task:syz-executor state:S stack:24784 pid:28317 tgid:28317 ppid:28314 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_nanosleep+0x216/0x510 kernel/time/hrtimer.c:2032
hrtimer_nanosleep+0x146/0x370 kernel/time/hrtimer.c:2080
common_nsleep+0xa1/0xd0 kernel/time/posix-timers.c:1365
__do_sys_clock_nanosleep kernel/time/posix-timers.c:1411 [inline]
__se_sys_clock_nanosleep kernel/time/posix-timers.c:1388 [inline]
__x64_sys_clock_nanosleep+0x344/0x4a0 kernel/time/posix-timers.c:1388
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7efcad2f00a3
RSP: 002b:00007ffd82896e68 EFLAGS: 00000202
ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 00000000000001bf RCX: 00007efcad2f00a3
RDX: 00007ffd82896e80 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffd82896edc R08: 0000000000095170 R09: 00007efcadfb6080
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000032
R13: 00000000003000f5 R14: 00000000003000f5 R15: 00007ffd82896f30
task:kworker/0:1 state:I
stack:21968 pid:29392 tgid:29392 ppid:2 flags:0x00004000
Workqueue: 0x0
(events)
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:kworker/0:7 state:R running task stack:23104 pid:29470 tgid:29470 ppid:2 flags:0x00004000
Workqueue: events console_callback
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854
__cond_resched+0x1b/0x30 kernel/sched/core.c:7192
_cond_resched include/linux/sched.h:2031 [inline]
process_one_work+0xbc5/0x1ba0 kernel/workqueue.c:3262
process_scheduled_works kernel/workqueue.c:3310 [inline]
worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:syz-executor state:S
stack:23808 pid:31116 tgid:31116 ppid:2640 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_wait+0x1dd/0x570 kernel/exit.c:1697
kernel_wait4+0x16c/0x280 kernel/exit.c:1851
__do_sys_wait4+0x15f/0x170 kernel/exit.c:1879
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7f180e4213
RSP: 002b:00007ffcdf681a28 EFLAGS: 00000202 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 000000000000798f RCX: 00007f7f180e4213
RDX: 0000000040000000 RSI: 00007ffcdf681a3c RDI: 00000000ffffffff
RBP: 00007ffcdf681a3c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000c
R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000000
task:syz-executor state:S stack:24784 pid:31119 tgid:31119 ppid:31116 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_nanosleep+0x216/0x510 kernel/time/hrtimer.c:2032
hrtimer_nanosleep+0x146/0x370 kernel/time/hrtimer.c:2080
common_nsleep+0xa1/0xd0 kernel/time/posix-timers.c:1365
__do_sys_clock_nanosleep kernel/time/posix-timers.c:1411 [inline]
__se_sys_clock_nanosleep kernel/time/posix-timers.c:1388 [inline]
__x64_sys_clock_nanosleep+0x344/0x4a0 kernel/time/posix-timers.c:1388
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7f181200a3
RSP: 002b:00007ffcdf681828 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 00000000000000bd RCX: 00007f7f181200a3
RDX: 00007ffcdf681840 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffcdf68189c R08: 0000000000095170 R09: 00007f7f18de6080
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000032
R13: 00000000003007ff R14: 00000000003007ff R15: 00007ffcdf6818f0
task:kworker/u8:0 state:I
stack:25520 pid:31146 tgid:31146 ppid:2 flags:0x00004000
Workqueue: 0x0
(events_unbound)
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:kworker/1:2 state:I stack:28880 pid:31950 tgid:31950 ppid:2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:syz-executor state:S
stack:25408 pid:32041 tgid:32041 ppid:2640 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_wait+0x1dd/0x570 kernel/exit.c:1697
kernel_wait4+0x16c/0x280 kernel/exit.c:1851
__do_sys_wait4+0x15f/0x170 kernel/exit.c:1879
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6f3f424213
RSP: 002b:00007ffeceb95608 EFLAGS: 00000202 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 0000000000007d2a RCX: 00007f6f3f424213
RDX: 0000000040000000 RSI: 00007ffeceb9561c RDI: 00000000ffffffff
RBP: 00007ffeceb9561c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000c
R13: 0000000000000003 R14: 0000000000000009 R15: 0000000000000000
task:syz-executor state:S
stack:24784 pid:32042 tgid:32042 ppid:32041 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
do_wait+0x1dd/0x570 kernel/exit.c:1697
kernel_wait4+0x16c/0x280 kernel/exit.c:1851
__do_sys_wait4+0x15f/0x170 kernel/exit.c:1879
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6f3f424213
RSP: 002b:00007ffeceb95448 EFLAGS: 00000202 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 000000000000003a RCX: 00007f6f3f424213
RDX: 0000000040000000 RSI: 00007ffeceb9547c RDI: 00000000ffffffff
RBP: 00007ffeceb9547c R08: 00000000000951a6 R09: 00007f6f40127080
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 0000000000000000 R14: 00000000003004bc R15: 00007ffeceb954d0
task:kworker/1:4 state:I
stack:30368 pid:32666 tgid:32666 ppid:2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
worker_thread+0x2de/0xf00 kernel/workqueue.c:3406
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
task:syz.0.6684 state:D
stack:28720 pid:487 tgid:486 ppid:28317 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
exp_funnel_lock+0x344/0x3b0 kernel/rcu/tree_exp.h:320
synchronize_rcu_expedited+0x290/0x450 kernel/rcu/tree_exp.h:976
module_remove_driver+0x2e/0x260 drivers/base/module.c:106
bus_remove_driver+0x143/0x2c0 drivers/base/bus.c:745
driver_unregister+0x76/0xb0 drivers/base/driver.c:274
usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1731
raw_release+0x1ae/0x2b0 drivers/usb/gadget/legacy/raw_gadget.c:462
__fput+0x3f6/0xb60 fs/file_table.c:431
task_work_run+0x14e/0x250 kernel/task_work.c:228
get_signal+0x1ca/0x2770 kernel/signal.c:2690
arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0x147/0x260 kernel/entry/common.c:218
do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7efcad2bdbfb
RSP: 002b:00007efcabf34f10 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: fffffffffffffffc RBX: 0000000000000003 RCX: 00007efcad2bdbfb
RDX: 00007efcabf35fe0 RSI: 0000000080085502 RDI: 0000000000000003
RBP: 00007efcabf35fe0 R08: 0000000000000000 R09: 00302e6364755f79
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000080085502
R13: 0000000800000000 R14: 00000000200007c0 R15: 00007efcad33a273
task:syz.0.6684 state:D stack:28640 pid:499 tgid:486 ppid:28317 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
exp_funnel_lock+0x344/0x3b0 kernel/rcu/tree_exp.h:320
synchronize_rcu_expedited+0x290/0x450 kernel/rcu/tree_exp.h:976
module_remove_driver+0x2e/0x260 drivers/base/module.c:106
bus_remove_driver+0x143/0x2c0 drivers/base/bus.c:745
driver_unregister+0x76/0xb0 drivers/base/driver.c:274
usb_gadget_register_driver_owner+0x1da/0x2f0 drivers/usb/gadget/udc/core.c:1721
raw_ioctl_run drivers/usb/gadget/legacy/raw_gadget.c:595 [inline]
raw_ioctl+0x1731/0x2b90 drivers/usb/gadget/legacy/raw_gadget.c:1306
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl fs/ioctl.c:893 [inline]
__x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7efcad2bdbfb
RSP: 002b:00007efcabf13f10 EFLAGS: 00000246
ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007efcad2bdbfb
RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000004
RBP: 00007efcabf14fe0 R08: 0000000000000000 R09: 00302e6364755f79
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007efcabf13fb0 R14: 0000000020000040 R15: 00007efcad5a0b88
task:syz.4.6685 state:S stack:27856 pid:488 tgid:488 ppid:27468 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
futex_wait_queue+0xfc/0x1f0 kernel/futex/waitwake.c:370
__futex_wait+0x291/0x3c0 kernel/futex/waitwake.c:669
futex_wait+0xe9/0x380 kernel/futex/waitwake.c:697
do_futex+0x22b/0x350 kernel/futex/syscalls.c:102
__do_sys_futex kernel/futex/syscalls.c:179 [inline]
__se_sys_futex kernel/futex/syscalls.c:160 [inline]
__x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:160
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff278aedff9
RSP: 002b:00007ffcf7b97318 EFLAGS: 00000246
ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007ffcf7b97440 RCX: 00007ff278aedff9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007ff278ca5f8c
RBP: 00007ff278ca5f8c R08: 00007ff2797e4080 R09: 00007ffcf7b9760f
R10: 00007ffcf7b97420 R11: 0000000000000246 R12: 0000000000300dd3
R13: 00007ffcf7b97420 R14: 0000000000000bea R15: 00000000003001e9
task:syz.4.6685 state:S
stack:28992 pid:489 tgid:488 ppid:27468 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:5315 [inline]
__schedule+0x105f/0x34b0 kernel/sched/core.c:6675
__schedule_loop kernel/sched/core.c:6752 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6767
schedule_timeout+0x258/0x2a0 kernel/time/timer.c:2591
___down_common+0x2d7/0x460 kernel/locking/semaphore.c:225
__down_common kernel/locking/semaphore.c:246 [inline]
__down_interruptible+0x21/0x40 kernel/locking/semaphore.c:259
down_interruptible+0x7f/0xa0 kernel/locking/semaphore.c:87
raw_event_queue_fetch drivers/usb/gadget/legacy/raw_gadget.c:100 [inline]
raw_ioctl_event_fetch drivers/usb/gadget/legacy/raw_gadget.c:637 [inline]
raw_ioctl+0x11ea/0x2b90 drivers/usb/gadget/legacy/raw_gadget.c:1309
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl fs/ioctl.c:893 [inline]
__x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f