rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P6031/1:b..l
rcu: (detected by 1, t=10502 jiffies, g=24317, q=1267 ncpus=2)
task:udevd state:R running task
stack:27240 pid:6031 tgid:6031 ppid:4984 task_flags:0x400140 flags:0x00080001
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
preempt_schedule_irq+0x50/0x90 kernel/sched/core.c:7513
irqentry_exit_to_kernel_mode_preempt include/linux/irq-entry-common.h:468 [inline]
irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
irqentry_exit+0x205/0x7e0 kernel/entry/common.c:164
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_release+0x19e/0x310 kernel/locking/lockdep.c:5893
Code: ff 65 0f c1 05 db e2 26 12 83 f8 01 0f 85 28 01 00 00 9c 58 f6 c4 02 0f 85 13 01 00 00 41 f7 c6 00 02 00 00 0f 85 c0 00 00 00 <48> 8b 44 24 10 65 48 2b 05 2d 9b 26 12 0f 85 4e 01 00 00 48 83 c4
RSP: 0018:ffffc9000391f6f8 EFLAGS: 00000206
RAX: 0000000000000046 RBX: ffffffff8e7e5620 RCX: ffffc9000391f704
RDX: 0000000000000002 RSI: ffffffff8defcec5 RDI: ffffffff8c1c3a00
RBP: ffffffff81b7d1ae R08: 0000000000000001 R09: 0000000000000007
R10: 0000000000000200 R11: 000000000000b7f1 R12: ffff8880281dca00
R13: ffffc9000391f800 R14: 0000000000000202 R15: 0000000000000003
rcu_lock_release include/linux/rcupdate.h:310 [inline]
rcu_read_unlock include/linux/rcupdate.h:869 [inline]
class_rcu_destructor include/linux/rcupdate.h:1181 [inline]
unwind_next_frame+0x3c3/0x2090 arch/x86/kernel/unwind_orc.c:495
__unwind_start+0x3d1/0x7f0 arch/x86/kernel/unwind_orc.c:787
unwind_start arch/x86/include/asm/unwind.h:64 [inline]
arch_stack_walk+0x73/0xf0 arch/x86/kernel/stacktrace.c:24
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
kasan_save_track+0x14/0x30 mm/kasan/common.c:78
poison_kmalloc_redzone mm/kasan/common.c:398 [inline]
__kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:415
kmalloc_noprof include/linux/slab.h:950 [inline]
kzalloc_noprof include/linux/slab.h:1188 [inline]
simple_xattrs_alloc+0x40/0xd0 fs/xattr.c:1637
class_simple_xattrs_constructor include/linux/xattr.h:165 [inline]
shmem_initxattrs+0x7d/0x6c0 mm/shmem.c:4237
security_inode_init_security+0x242/0x370 security/security.c:1370
shmem_mknod+0x2ce/0x480 mm/shmem.c:3868
shmem_mkdir+0x31/0x80 mm/shmem.c:3923
vfs_mkdir+0x361/0x850 fs/namei.c:5261
filename_mkdirat+0x48b/0x5e0 fs/namei.c:5294
__do_sys_mkdir fs/namei.c:5321 [inline]
__se_sys_mkdir fs/namei.c:5318 [inline]
__x64_sys_mkdir+0x6b/0x90 fs/namei.c:5318
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7f4b514c37
RSP: 002b:00007fff9c441b48 EFLAGS: 00000246
ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 00007fff9c443893 RCX: 00007f7f4b514c37
RDX: 0000000000000052 RSI: 00000000000001ed RDI: 00007fff9c441b50
RBP: 00007fff9c442c10 R08: 00007fff9c443890 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff9c443840
R13: 0000000000000000 R14: 00005583cbc4f7d4 R15: 0000000000000052
rcu: rcu_preempt kthread starved for 10502 jiffies! g24317 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt state:R
running task
stack:28904 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
schedule_timeout+0x127/0x280 kernel/time/sleep_timeout.c:99
rcu_gp_fqs_loop+0x1a9/0x900 kernel/rcu/tree.c:2095
rcu_gp_kthread+0x179/0x230 kernel/rcu/tree.c:2297
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 1 to CPUs 0:
R10: ffffffffffffffff R11: 0000000000000202 R12: 0000558407d724e0
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 5948 Comm: kworker/0:4 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
Workqueue: wg-crypt-wg1 wg_packet_decrypt_worker
RIP: 0010:lookup_chain_cache kernel/locking/lockdep.c:3802 [inline]
RIP: 0010:lookup_chain_cache_add kernel/locking/lockdep.c:3821 [inline]
RIP: 0010:validate_chain kernel/locking/lockdep.c:3876 [inline]
RIP: 0010:__lock_acquire+0x879/0x2630 kernel/locking/lockdep.c:5237
Code: 4d 0f af e7 49 c1 ec 2d 4a 8b 04 e5 20 7c 4f 97 4e 8d 34 e5 20 7c 4f 97 48 85 c0 74 1f 48 83 e8 08 48 85 c0 74 16 48 8b 50 18 <49> 39 d7 0f 84 a7 fd ff ff 48 8b 40 08 48 85 c0 75 e1 8b 0d 6f 33
RSP: 0018:ffffc900000070a0 EFLAGS: 00000086
RAX: ffffffff94282960 RBX: ffff888020708cd0 RCX: 0000000000000008
RDX: a55923ad401c4804 RSI: 0000000057371f2a RDI: 000000002d5ff032
RBP: ffff888020708000 R08: 00000000d628d108 R09: 000000000000000d
R10: 0000000000000008 R11: 0000000000000000 R12: 000000000002e17d
R13: 000000000000000d R14: ffffffff97668808 R15: a55923ad401c4804
FS: 0000000000000000(0000) GS:ffff88812436d000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7f4b5909c0 CR3: 000000004664d000 CR4: 00000000003526f0
Call Trace:
lock_acquire kernel/locking/lockdep.c:5868 [inline]
lock_acquire+0x1b1/0x370 kernel/locking/lockdep.c:5825
__raw_spin_lock include/linux/spinlock_api_smp.h:158 [inline]
_raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:158
console_lock_spinning_enable+0x2f/0x80 kernel/printk/printk.c:1896
console_emit_next_record kernel/printk/printk.c:3177 [inline]
console_flush_one_record+0x739/0xe50 kernel/printk/printk.c:3269
console_flush_all kernel/printk/printk.c:3343 [inline]
__console_flush_and_unlock kernel/printk/printk.c:3373 [inline]
console_unlock+0x103/0x260 kernel/printk/printk.c:3413
vprintk_emit+0x407/0x6b0 kernel/printk/printk.c:2479
_printk+0xcf/0x110 kernel/printk/printk.c:2504
__show_regs.cold+0x209/0x554 arch/x86/kernel/process_64.c:91
__show_trace_log_lvl+0x26a/0x2c4 arch/x86/kernel/dumpstack.c:298
show_trace_log_lvl arch/x86/kernel/dumpstack.c:319 [inline]
show_stack+0x47/0x70 arch/x86/kernel/dumpstack.c:337
sched_show_task kernel/sched/core.c:8140 [inline]
sched_show_task+0x471/0x610 kernel/sched/core.c:8115
show_state_filter+0xee/0x390 kernel/sched/core.c:8185
k_spec drivers/tty/vt/keyboard.c:659 [inline]
k_spec+0x100/0x140 drivers/tty/vt/keyboard.c:648
kbd_keycode drivers/tty/vt/keyboard.c:1565 [inline]
kbd_event+0xe4c/0x1b70 drivers/tty/vt/keyboard.c:1583
input_handle_events_default+0x119/0x1b0 drivers/input/input.c:2558
input_pass_values+0x753/0x880 drivers/input/input.c:128
input_event_dispose drivers/input/input.c:342 [inline]
input_handle_event+0x7e4/0x1500 drivers/input/input.c:370
input_event drivers/input/input.c:396 [inline]
input_event+0x83/0xb0 drivers/input/input.c:391
input_sync include/linux/input.h:464 [inline]
hidinput_report_event+0xb2/0x100 drivers/hid/hid-input.c:1779
hid_report_raw_event+0x29f/0x1420 drivers/hid/hid-core.c:2102
__hid_input_report.constprop.0+0x349/0x470 drivers/hid/hid-core.c:2166
hid_irq_in+0x55d/0x710 drivers/hid/usbhid/hid-core.c:286
__usb_hcd_giveback_urb+0x38d/0x610 drivers/usb/core/hcd.c:1657
usb_hcd_giveback_urb+0x3ca/0x4a0 drivers/usb/core/hcd.c:1741
dummy_timer+0xda1/0x36c0 drivers/usb/gadget/udc/dummy_hcd.c:2005
__run_hrtimer kernel/time/hrtimer.c:1930 [inline]
__hrtimer_run_queues+0x470/0xa00 kernel/time/hrtimer.c:1994
hrtimer_run_softirq+0x17d/0x2c0 kernel/time/hrtimer.c:2011
handle_softirqs+0x1ea/0xa00 kernel/softirq.c:622
do_softirq kernel/softirq.c:523 [inline]
do_softirq+0xac/0xe0 kernel/softirq.c:510
__local_bh_enable_ip+0xf8/0x120 kernel/softirq.c:450
spin_unlock_bh include/linux/spinlock.h:396 [inline]
ptr_ring_consume_bh include/linux/ptr_ring.h:377 [inline]
wg_packet_decrypt_worker+0x35e/0x540 drivers/net/wireguard/receive.c:499
process_one_work+0xa0e/0x1980 kernel/workqueue.c:3314
process_scheduled_works kernel/workqueue.c:3397 [inline]
worker_thread+0x5ef/0xe50 kernel/workqueue.c:3478
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
R13: 00007fff9c444650 R14: 0000000000000000 R15: 0000000000000000
task:kworker/u9:2 state:I stack:27608 pid:5683 tgid:5683 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: 0x0 (hci1)
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
worker_thread+0x53b/0xe50 kernel/workqueue.c:3493
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:udevd state:S stack:27240 pid:5686 tgid:5686 ppid:4984 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
schedule_hrtimeout_range_clock+0x2d0/0x310 kernel/time/sleep_timeout.c:207
ep_poll fs/eventpoll.c:2030 [inline]
do_epoll_wait+0xdc3/0x1020 fs/eventpoll.c:2464
__do_sys_epoll_wait fs/eventpoll.c:2472 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2467 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2467
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7f4b4a7407
RSP: 002b:00007fff9c4445c0 EFLAGS: 00000202 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007f7f4bb68880 RCX: 00007f7f4b4a7407
RDX: 0000000000000004 RSI: 00007fff9c444650 RDI: 0000000000000004
RBP: 0000558407b272c0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000202 R12: 0000558407ea6ba0
R13: 00007fff9c444650 R14: 0000000000000000 R15: 0000000000000000
task:udevd state:S stack:27144 pid:5687 tgid:5687 ppid:4984 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
schedule_hrtimeout_range_clock+0x2d0/0x310 kernel/time/sleep_timeout.c:207
ep_poll fs/eventpoll.c:2030 [inline]
do_epoll_wait+0xdc3/0x1020 fs/eventpoll.c:2464
__do_sys_epoll_wait fs/eventpoll.c:2472 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2467 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2467
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7f4b4a7407
RSP: 002b:00007fff9c4445c0 EFLAGS: 00000202 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007f7f4bb68880 RCX: 00007f7f4b4a7407
RDX: 0000000000000004 RSI: 00007fff9c444650 RDI: 0000000000000004
RBP: 0000558407b272c0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000202 R12: 0000558407d99b40
R13: 00007fff9c444650 R14: 0000000000000000 R15: 0000000000000000
task:kworker/u9:3 state:I stack:26904 pid:5774 tgid:5774 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: 0x0 (hci6)
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
worker_thread+0x53b/0xe50 kernel/workqueue.c:3493
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:kworker/u9:4 state:I stack:26248 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: 0x0 (hci9)
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
worker_thread+0x53b/0xe50 kernel/workqueue.c:3493
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:kworker/u9:5 state:I stack:27352 pid:5786 tgid:5786 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: 0x0 (hci4)
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
worker_thread+0x53b/0xe50 kernel/workqueue.c:3493
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:kworker/1:4 state:I stack:25896 pid:5918 tgid:5918 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: 0x0 (mld)
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
worker_thread+0x53b/0xe50 kernel/workqueue.c:3493
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:kworker/1:5 state:D stack:26104 pid:5940 tgid:5940 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: usb_hub_wq hub_event
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
schedule_timeout+0x1b2/0x280 kernel/time/sleep_timeout.c:75
do_wait_for_common kernel/sched/completion.c:100 [inline]
__wait_for_common+0x2e7/0x4c0 kernel/sched/completion.c:121
devtmpfs_submit_req drivers/base/devtmpfs.c:121 [inline]
devtmpfs_create_node+0x1e2/0x290 drivers/base/devtmpfs.c:152
device_add+0x114e/0x1950 drivers/base/core.c:3665
usb_new_device.cold+0x685/0x115c drivers/usb/core/hub.c:2695
hub_port_connect drivers/usb/core/hub.c:5567 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5707 [inline]
port_event drivers/usb/core/hub.c:5871 [inline]
hub_event+0x314d/0x4af0 drivers/usb/core/hub.c:5953
process_one_work+0xa0e/0x1980 kernel/workqueue.c:3314
process_scheduled_works kernel/workqueue.c:3397 [inline]
worker_thread+0x5ef/0xe50 kernel/workqueue.c:3478
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:kworker/0:4 state:R running task stack:22136 pid:5948 tgid:5948 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: wg-crypt-wg1 wg_packet_decrypt_worker
Call Trace:
sched_show_task kernel/sched/core.c:8140 [inline]
sched_show_task+0x471/0x610 kernel/sched/core.c:8115
show_state_filter+0xee/0x390 kernel/sched/core.c:8185
k_spec drivers/tty/vt/keyboard.c:659 [inline]
k_spec+0x100/0x140 drivers/tty/vt/keyboard.c:648
kbd_keycode drivers/tty/vt/keyboard.c:1565 [inline]
kbd_event+0xe4c/0x1b70 drivers/tty/vt/keyboard.c:1583
input_handle_events_default+0x119/0x1b0 drivers/input/input.c:2558
input_pass_values+0x753/0x880 drivers/input/input.c:128
input_event_dispose drivers/input/input.c:342 [inline]
input_handle_event+0x7e4/0x1500 drivers/input/input.c:370
input_event drivers/input/input.c:396 [inline]
input_event+0x83/0xb0 drivers/input/input.c:391
input_sync include/linux/input.h:464 [inline]
hidinput_report_event+0xb2/0x100 drivers/hid/hid-input.c:1779
hid_report_raw_event+0x29f/0x1420 drivers/hid/hid-core.c:2102
__hid_input_report.constprop.0+0x349/0x470 drivers/hid/hid-core.c:2166
hid_irq_in+0x55d/0x710 drivers/hid/usbhid/hid-core.c:286
__usb_hcd_giveback_urb+0x38d/0x610 drivers/usb/core/hcd.c:1657
usb_hcd_giveback_urb+0x3ca/0x4a0 drivers/usb/core/hcd.c:1741
dummy_timer+0xda1/0x36c0 drivers/usb/gadget/udc/dummy_hcd.c:2005
__run_hrtimer kernel/time/hrtimer.c:1930 [inline]
__hrtimer_run_queues+0x470/0xa00 kernel/time/hrtimer.c:1994
hrtimer_run_softirq+0x17d/0x2c0 kernel/time/hrtimer.c:2011
handle_softirqs+0x1ea/0xa00 kernel/softirq.c:622
do_softirq kernel/softirq.c:523 [inline]
do_softirq+0xac/0xe0 kernel/softirq.c:510
__local_bh_enable_ip+0xf8/0x120 kernel/softirq.c:450
spin_unlock_bh include/linux/spinlock.h:396 [inline]
ptr_ring_consume_bh include/linux/ptr_ring.h:377 [inline]
wg_packet_decrypt_worker+0x35e/0x540 drivers/net/wireguard/receive.c:499
process_one_work+0xa0e/0x1980 kernel/workqueue.c:3314
process_scheduled_works kernel/workqueue.c:3397 [inline]
worker_thread+0x5ef/0xe50 kernel/workqueue.c:3478
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:kworker/0:5 state:I stack:26712 pid:5952 tgid:5952 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
worker_thread+0x53b/0xe50 kernel/workqueue.c:3493
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:kworker/0:6 state:I stack:22184 pid:5964 tgid:5964 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: 0x0 (events_long)
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
worker_thread+0x53b/0xe50 kernel/workqueue.c:3493
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:udevd state:S stack:26248 pid:5974 tgid:5974 ppid:4984 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
schedule_hrtimeout_range_clock+0x2d0/0x310 kernel/time/sleep_timeout.c:207
ep_poll fs/eventpoll.c:2030 [inline]
do_epoll_wait+0xdc3/0x1020 fs/eventpoll.c:2464
__do_sys_epoll_wait fs/eventpoll.c:2472 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2467 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2467
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7f4b4a7407
RSP: 002b:00007fff9c4445c0 EFLAGS: 00000202 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007f7f4bb68880 RCX: 00007f7f4b4a7407
RDX: 0000000000000004 RSI: 00007fff9c444650 RDI: 0000000000000004
RBP: 0000558407b272c0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000202 R12: 0000558407d68340
R13: 00007fff9c444650 R14: 0000000000000000 R15: 0000000000000000
task:kworker/0:7 state:I stack:25896 pid:5980 tgid:5980 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
worker_thread+0x53b/0xe50 kernel/workqueue.c:3493
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:udevd state:S stack:27608 pid:6019 tgid:6019 ppid:4984 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
schedule_hrtimeout_range_clock+0x2d0/0x310 kernel/time/sleep_timeout.c:207
ep_poll fs/eventpoll.c:2030 [inline]
do_epoll_wait+0xdc3/0x1020 fs/eventpoll.c:2464
__do_sys_epoll_wait fs/eventpoll.c:2472 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2467 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2467
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7f4b4a7407
RSP: 002b:00007fff9c4445c0 EFLAGS: 00000202 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007f7f4bb68880 RCX: 00007f7f4b4a7407
RDX: 0000000000000004 RSI: 00007fff9c444650 RDI: 0000000000000004
RBP: 0000558407b272c0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000202 R12: 0000558407b2a080
R13: 00007fff9c444650 R14: 0000000000000000 R15: 0000000000000000
task:udevd state:S stack:27240 pid:6027 tgid:6027 ppid:4984 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
schedule_hrtimeout_range_clock+0x2d0/0x310 kernel/time/sleep_timeout.c:207
ep_poll fs/eventpoll.c:2030 [inline]
do_epoll_wait+0xdc3/0x1020 fs/eventpoll.c:2464
__do_sys_epoll_wait fs/eventpoll.c:2472 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2467 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2467
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7f4b4a7407
RSP: 002b:00007fff9c4445c0 EFLAGS: 00000202 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007f7f4bb68880 RCX: 00007f7f4b4a7407
RDX: 0000000000000004 RSI: 00007fff9c444650 RDI: 0000000000000004
RBP: 0000558407b272c0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000202 R12: 0000558407d7b070
R13: 00007fff9c444650 R14: 0000000000000000 R15: 0000000000000000
task:udevd state:S stack:27976 pid:6028 tgid:6028 ppid:4984 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
schedule_hrtimeout_range_clock+0x2d0/0x310 kernel/time/sleep_timeout.c:207
ep_poll fs/eventpoll.c:2030 [inline]
do_epoll_wait+0xdc3/0x1020 fs/eventpoll.c:2464
__do_sys_epoll_wait fs/eventpoll.c:2472 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2467 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2467
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7f4b4a7407
RSP: 002b:00007fff9c4445c0 EFLAGS: 00000202 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007f7f4bb68880 RCX: 00007f7f4b4a7407
RDX: 0000000000000004 RSI: 00007fff9c444650 RDI: 0000000000000004
RBP: 0000558407b272c0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000202 R12: 0000558407b2a7f0
R13: 00007fff9c444650 R14: 0000000000000000 R15: 0000000000000000
task:udevd state:S stack:27624 pid:6029 tgid:6029 ppid:4984 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
schedule_hrtimeout_range_clock+0x2d0/0x310 kernel/time/sleep_timeout.c:207
ep_poll fs/eventpoll.c:2030 [inline]
do_epoll_wait+0xdc3/0x1020 fs/eventpoll.c:2464
__do_sys_epoll_wait fs/eventpoll.c:2472 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2467 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2467
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7f4b4a7407
RSP: 002b:00007fff9c4445c0 EFLAGS: 00000202 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007f7f4bb68880 RCX: 00007f7f4b4a7407
RDX: 0000000000000004 RSI: 00007fff9c444650 RDI: 0000000000000004
RBP: 0000558407b272c0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000202 R12: 0000558407b2a7f0
R13: 00007fff9c444650 R14: 0000000000000000 R15: 0000000000000000
task:udevd state:R running task stack:26168 pid:6030 tgid:6030 ppid:4984 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
schedule_hrtimeout_range_clock+0x213/0x310 kernel/time/sleep_timeout.c:216
ep_poll fs/eventpoll.c:2030 [inline]
do_epoll_wait+0xdc3/0x1020 fs/eventpoll.c:2464
__do_sys_epoll_wait fs/eventpoll.c:2472 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2467 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2467
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7f4b4a7407
RSP: 002b:00007fff9c43de90 EFLAGS: 00000202 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007f7f4bb68880 RCX: 00007f7f4b4a7407
RDX: 0000000000000004 RSI: 00007fff9c43df70 RDI: 0000000000000009
RBP: 00007fff9c43df70 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000002c2ca R11: 0000000000000202 R12: 0000558407d74680
R13: 0000000000000009 R14: 0000000000001a84 R15: 0000000000001a84
task:udevd state:R running task stack:27240 pid:6031 tgid:6031 ppid:4984 task_flags:0x400140 flags:0x00080001
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
preempt_schedule_irq+0x50/0x90 kernel/sched/core.c:7513
irqentry_exit_to_kernel_mode_preempt include/linux/irq-entry-common.h:468 [inline]
irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
irqentry_exit+0x205/0x7e0 kernel/entry/common.c:164
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_release+0x19e/0x310 kernel/locking/lockdep.c:5893
Code: ff 65 0f c1 05 db e2 26 12 83 f8 01 0f 85 28 01 00 00 9c 58 f6 c4 02 0f 85 13 01 00 00 41 f7 c6 00 02 00 00 0f 85 c0 00 00 00 <48> 8b 44 24 10 65 48 2b 05 2d 9b 26 12 0f 85 4e 01 00 00 48 83 c4
RSP: 0018:ffffc9000391f6f8 EFLAGS: 00000206
RAX: 0000000000000046 RBX: ffffffff8e7e5620 RCX: ffffc9000391f704
RDX: 0000000000000002 RSI: ffffffff8defcec5 RDI: ffffffff8c1c3a00
RBP: ffffffff81b7d1ae R08: 0000000000000001 R09: 0000000000000007
R10: 0000000000000200 R11: 000000000000b7f1 R12: ffff8880281dca00
R13: ffffc9000391f800 R14: 0000000000000202 R15: 0000000000000003
rcu_lock_release include/linux/rcupdate.h:310 [inline]
rcu_read_unlock include/linux/rcupdate.h:869 [inline]
class_rcu_destructor include/linux/rcupdate.h:1181 [inline]
unwind_next_frame+0x3c3/0x2090 arch/x86/kernel/unwind_orc.c:495
__unwind_start+0x3d1/0x7f0 arch/x86/kernel/unwind_orc.c:787
unwind_start arch/x86/include/asm/unwind.h:64 [inline]
arch_stack_walk+0x73/0xf0 arch/x86/kernel/stacktrace.c:24
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
kasan_save_track+0x14/0x30 mm/kasan/common.c:78
poison_kmalloc_redzone mm/kasan/common.c:398 [inline]
__kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:415
kmalloc_noprof include/linux/slab.h:950 [inline]
kzalloc_noprof include/linux/slab.h:1188 [inline]
simple_xattrs_alloc+0x40/0xd0 fs/xattr.c:1637
class_simple_xattrs_constructor include/linux/xattr.h:165 [inline]
shmem_initxattrs+0x7d/0x6c0 mm/shmem.c:4237
security_inode_init_security+0x242/0x370 security/security.c:1370
shmem_mknod+0x2ce/0x480 mm/shmem.c:3868
shmem_mkdir+0x31/0x80 mm/shmem.c:3923
vfs_mkdir+0x361/0x850 fs/namei.c:5261
filename_mkdirat+0x48b/0x5e0 fs/namei.c:5294
__do_sys_mkdir fs/namei.c:5321 [inline]
__se_sys_mkdir fs/namei.c:5318 [inline]
__x64_sys_mkdir+0x6b/0x90 fs/namei.c:5318
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7f4b514c37
RSP: 002b:00007fff9c441b48 EFLAGS: 00000246 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 00007fff9c443893 RCX: 00007f7f4b514c37
RDX: 0000000000000052 RSI: 00000000000001ed RDI: 00007fff9c441b50
RBP: 00007fff9c442c10 R08: 00007fff9c443890 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff9c443840
R13: 0000000000000000 R14: 00005583cbc4f7d4 R15: 0000000000000052
task:udevd state:R running task stack:27240 pid:6032 tgid:6032 ppid:4984 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
schedule_hrtimeout_range_clock+0x2d0/0x310 kernel/time/sleep_timeout.c:207
ep_poll fs/eventpoll.c:2030 [inline]
do_epoll_wait+0xdc3/0x1020 fs/eventpoll.c:2464
__do_sys_epoll_wait fs/eventpoll.c:2472 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2467 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2467
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7f4b4a7407
RSP: 002b:00007fff9c4445c0 EFLAGS: 00000202 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007f7f4bb68880 RCX: 00007f7f4b4a7407
RDX: 0000000000000004 RSI: 00007fff9c444650 RDI: 0000000000000004
RBP: 0000558407b272c0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000202 R12: 0000558407d918c0
R13: 00007fff9c444650 R14: 0000000000000000 R15: 0000000000000000
task:udevd state:S stack:26896 pid:6033 tgid:6033 ppid:4984 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
schedule_hrtimeout_range_clock+0x2d0/0x310 kernel/time/sleep_timeout.c:207
ep_poll fs/eventpoll.c:2030 [inline]
do_epoll_wait+0xdc3/0x1020 fs/eventpoll.c:2464
__do_sys_epoll_wait fs/eventpoll.c:2472 [inline]
__se_sys_epoll_wait fs/eventpoll.c:2467 [inline]
__x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2467
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x10b/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7f4b4a7407
RSP: 002b:00007fff9c4445c0 EFLAGS: 00000202 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007f7f4bb68880 RCX: 00007f7f4b4a7407
RDX: 0000000000000004 RSI: 00007fff9c444650 RDI: 0000000000000004
RBP: 0000558407b272c0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000202 R12: 0000558407d68340
R13: 00007fff9c444650 R14: 0000000000000000 R15: 0000000000000000
task:kworker/u9:6 state:R running task stack:27888 pid:6046 tgid:6046 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: 0x0 (krxrpcd)
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
worker_thread+0x53b/0xe50 kernel/workqueue.c:3493
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:kworker/u9:7 state:I stack:28440 pid:6049 tgid:6049 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: 0x0 (hci3)
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
worker_thread+0x53b/0xe50 kernel/workqueue.c:3493
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:dhcpcd state:S stack:26800 pid:6244 tgid:6244 ppid:5279 task_flags:0x400140 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5388 [inline]
__schedule+0x1295/0x67a0 kernel/sched/core.c:7189
__schedule_loop kernel/sched/core.c:7268 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7283
schedule_hrtimeout_range_clock+0x2d0/0x310 kernel/time/sleep_timeout.c:207