INFO: task kworker/u8:3:53 blocked for more than 143 seconds.
Not tainted 6.13.0-rc7-syzkaller-00191-gfda5e3f28400 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:3 state:D stack:20880 pid:53 tgid:53 ppid:2 flags:0x00004000
Workqueue: events_unbound fsnotify_mark_destroy_workfn
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x1850/0x4c30 kernel/sched/core.c:6756
__schedule_loop kernel/sched/core.c:6833 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6848
schedule_timeout+0xb0/0x290 kernel/time/sleep_timeout.c:75
do_wait_for_common kernel/sched/completion.c:95 [inline]
__wait_for_common kernel/sched/completion.c:116 [inline]
wait_for_common kernel/sched/completion.c:127 [inline]
wait_for_completion+0x355/0x620 kernel/sched/completion.c:148
__synchronize_srcu+0x357/0x400 kernel/rcu/srcutree.c:1433
fsnotify_mark_destroy_workfn+0x146/0x350 fs/notify/mark.c:988
process_one_work kernel/workqueue.c:3236 [inline]
process_scheduled_works+0xa68/0x1840 kernel/workqueue.c:3317
worker_thread+0x870/0xd30 kernel/workqueue.c:3398
kthread+0x2f2/0x390 kernel/kthread.c:389
ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
</TASK>
INFO: task kworker/u8:14:9051 blocked for more than 144 seconds.
Not tainted 6.13.0-rc7-syzkaller-00191-gfda5e3f28400 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:14 state:D stack:24016 pid:9051 tgid:9051 ppid:2 flags:0x00004000
Workqueue: events_unbound fsnotify_connector_destroy_workfn
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x1850/0x4c30 kernel/sched/core.c:6756
__schedule_loop kernel/sched/core.c:6833 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6848
schedule_timeout+0xb0/0x290 kernel/time/sleep_timeout.c:75
do_wait_for_common kernel/sched/completion.c:95 [inline]
__wait_for_common kernel/sched/completion.c:116 [inline]
wait_for_common kernel/sched/completion.c:127 [inline]
wait_for_completion+0x355/0x620 kernel/sched/completion.c:148
__synchronize_srcu+0x357/0x400 kernel/rcu/srcutree.c:1433
fsnotify_connector_destroy_workfn+0x44/0xb0 fs/notify/mark.c:318
process_one_work kernel/workqueue.c:3236 [inline]
process_scheduled_works+0xa68/0x1840 kernel/workqueue.c:3317
worker_thread+0x870/0xd30 kernel/workqueue.c:3398
kthread+0x2f2/0x390 kernel/kthread.c:389
ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
</TASK>
Showing all locks held in the system:
1 lock held by khungtaskd/30:
#0: ffffffff8e937ae0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
#0: ffffffff8e937ae0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#0: ffffffff8e937ae0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6744
2 locks held by kworker/u8:3/53:
#0: ffff88801ac81148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline]
#0: ffff88801ac81148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1840 kernel/workqueue.c:3317
#1: ffffc90000bd7d00 ((reaper_work).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline]
#1: ffffc90000bd7d00 ((reaper_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1840 kernel/workqueue.c:3317
4 locks held by kworker/u8:6/1128:
#0: ffff88801baed948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline]
#0: ffff88801baed948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1840 kernel/workqueue.c:3317
#1: ffffc90004367d00 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline]
#1: ffffc90004367d00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1840 kernel/workqueue.c:3317
#2: ffffffff8fca9450 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0x16a/0xd50 net/core/net_namespace.c:602
#3: ffff888078e4d4e8 (&wg->device_update_lock){+.+.}-{4:4}, at: wg_destruct+0x110/0x2e0 drivers/net/wireguard/device.c:249
2 locks held by kworker/0:3/1771:
2 locks held by dhcpcd/5495:
#0: ffffffff8fd189f0 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_lock net/netlink/genetlink.c:35 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_op_lock net/netlink/genetlink.c:60 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x121/0xec0 net/netlink/genetlink.c:1209
2 locks held by getty/5583:
#0: ffff8880356920a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
#1: ffffc90002fd62f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x6a6/0x1e00 drivers/tty/n_tty.c:2211
1 lock held by syz-executor/5831:
#0: ffff8880342340e0 (&type->s_umount_key#31){++++}-{4:4}, at: __super_lock fs/super.c:56 [inline]
#0: ffff8880342340e0 (&type->s_umount_key#31){++++}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline]
#0: ffff8880342340e0 (&type->s_umount_key#31){++++}-{4:4}, at: deactivate_super+0xb5/0xf0 fs/super.c:505
1 lock held by syz-executor/5832:
#0: ffff88807ea880e0 (&type->s_umount_key#31){++++}-{4:4}, at: __super_lock fs/super.c:56 [inline]
#0: ffff88807ea880e0 (&type->s_umount_key#31){++++}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline]
#0: ffff88807ea880e0 (&type->s_umount_key#31){++++}-{4:4}, at: deactivate_super+0xb5/0xf0 fs/super.c:505
4 locks held by kworker/0:4/5896:
3 locks held by kworker/0:5/5897:
5 locks held by kworker/1:5/5899:
#0: ffff888144ac1d48 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline]
#0: ffff888144ac1d48 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1840 kernel/workqueue.c:3317
#1: ffffc9000302fd00 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline]
#1: ffffc9000302fd00 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1840 kernel/workqueue.c:3317
#2: ffff8881457bc190 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1014 [inline]
#2: ffff8881457bc190 (&dev->mutex){....}-{4:4}, at: hub_event+0x1fe/0x5150 drivers/usb/core/hub.c:5851
#3: ffff88807d98d190 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1014 [inline]
#3: ffff88807d98d190 (&dev->mutex){....}-{4:4}, at: usb_disconnect+0x103/0x950 drivers/usb/core/hub.c:2295
#4: ffff88807e241160 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1014 [inline]
#4: ffff88807e241160 (&dev->mutex){....}-{4:4}, at: __device_driver_lock drivers/base/dd.c:1095 [inline]
#4: ffff88807e241160 (&dev->mutex){....}-{4:4}, at: device_release_driver_internal+0xce/0x7c0 drivers/base/dd.c:1293
2 locks held by kworker/u8:14/9051:
#0: ffff88801ac81148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline]
#0: ffff88801ac81148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1840 kernel/workqueue.c:3317
#1: ffffc9000e5dfd00 (connector_reaper_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline]
#1: ffffc9000e5dfd00 (connector_reaper_work){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1840 kernel/workqueue.c:3317
2 locks held by kworker/u8:16/9053:
2 locks held by kworker/u8:18/9058:
#0: ffff88801ac81148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline]
#0: ffff88801ac81148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1840 kernel/workqueue.c:3317
#1: ffffc9000e5efd00 ((quota_release_work).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline]
#1: ffffc9000e5efd00 ((quota_release_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1840 kernel/workqueue.c:3317
1 lock held by syz.6.1922/11026:
#0: ffff88807e8e5068 (&ep->mtx){+.+.}-{4:4}, at: eventpoll_release_file+0xd3/0x280 fs/eventpoll.c:1136
4 locks held by udevd/11097:
#0: ffff888065e30418 (&p->lock){+.+.}-{4:4}, at: seq_read_iter+0xb4/0xd70 fs/seq_file.c:182
#1: ffff88805a2b4488 (&of->mutex#2){+.+.}-{4:4}, at: kernfs_seq_start+0x53/0x3b0 fs/kernfs/file.c:154
#2: ffff888038c23f08 (kn->active#5){++++}-{0:0}, at: kernfs_seq_start+0x72/0x3b0 fs/kernfs/file.c:155
#3: ffff88807d98d190 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1014 [inline]
#3: ffff88807d98d190 (&dev->mutex){....}-{4:4}, at: uevent_show+0x17d/0x340 drivers/base/core.c:2729
2 locks held by syz.3.1949/11127:
#0: ffff888025a634c8 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_release+0x17e/0x700 block/bdev.c:1086
#1: ffff8880259ed998 (&nbd->config_lock){+.+.}-{4:4}, at: refcount_dec_and_mutex_lock+0x30/0x100 lib/refcount.c:118
2 locks held by syz-executor/11148:
#0: ffffffff8fd189f0 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_lock net/netlink/genetlink.c:35 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_op_lock net/netlink/genetlink.c:60 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x121/0xec0 net/netlink/genetlink.c:1209
1 lock held by syz-executor/11151:
#0: ffff8880356c00e0 (&type->s_umount_key#31){++++}-{4:4}, at: __super_lock fs/super.c:56 [inline]
#0: ffff8880356c00e0 (&type->s_umount_key#31){++++}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline]
#0: ffff8880356c00e0 (&type->s_umount_key#31){++++}-{4:4}, at: deactivate_super+0xb5/0xf0 fs/super.c:505
2 locks held by syz-executor/11241:
#0: ffffffff8fd189f0 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_lock net/netlink/genetlink.c:35 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_op_lock net/netlink/genetlink.c:60 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x121/0xec0 net/netlink/genetlink.c:1209
3 locks held by syz.8.1985/11508:
#0: ffffffff8fd189f0 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_lock net/netlink/genetlink.c:35 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_op_lock net/netlink/genetlink.c:60 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x121/0xec0 net/netlink/genetlink.c:1209
#2: ffff8880259c9998 (&nbd->config_lock){+.+.}-{4:4}, at: refcount_dec_and_mutex_lock+0x30/0x100 lib/refcount.c:118
2 locks held by syz.9.2005/11608:
#0: ffffffff8fd189f0 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_lock net/netlink/genetlink.c:35 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_op_lock net/netlink/genetlink.c:60 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x121/0xec0 net/netlink/genetlink.c:1209
2 locks held by syz.7.2020/11695:
#0: ffffffff8fd189f0 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_lock net/netlink/genetlink.c:35 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_op_lock net/netlink/genetlink.c:60 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x121/0xec0 net/netlink/genetlink.c:1209
2 locks held by syz-executor/11703:
#0: ffffffff8fd189f0 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_lock net/netlink/genetlink.c:35 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_op_lock net/netlink/genetlink.c:60 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x121/0xec0 net/netlink/genetlink.c:1209
2 locks held by syz-executor/11741:
#0: ffffffff8fd189f0 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_lock net/netlink/genetlink.c:35 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_op_lock net/netlink/genetlink.c:60 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x121/0xec0 net/netlink/genetlink.c:1209
2 locks held by syz-executor/11791:
#0: ffffffff8fd189f0 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_lock net/netlink/genetlink.c:35 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_op_lock net/netlink/genetlink.c:60 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x121/0xec0 net/netlink/genetlink.c:1209
2 locks held by syz-executor/11852:
#0: ffffffff8fd189f0 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_lock net/netlink/genetlink.c:35 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_op_lock net/netlink/genetlink.c:60 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x121/0xec0 net/netlink/genetlink.c:1209
2 locks held by syz-executor/11879:
#0: ffffffff8fd189f0 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_lock net/netlink/genetlink.c:35 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_op_lock net/netlink/genetlink.c:60 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x121/0xec0 net/netlink/genetlink.c:1209
2 locks held by syz-executor/11883:
#0: ffffffff8fd189f0 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_lock net/netlink/genetlink.c:35 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_op_lock net/netlink/genetlink.c:60 [inline]
#1: ffffffff8fd188a8 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x121/0xec0 net/netlink/genetlink.c:1209
=============================================
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc7-syzkaller-00191-gfda5e3f28400 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Call Trace:
<TASK>
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:234 [inline]
watchdog+0xff6/0x1040 kernel/hung_task.c:397
kthread+0x2f2/0x390 kernel/kthread.c:389
ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
</TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 5897 Comm: kworker/0:5 Not tainted 6.13.0-rc7-syzkaller-00191-gfda5e3f28400 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Workqueue: events_power_efficient neigh_periodic_work
RIP: 0010:kasan_quarantine_put+0x53/0x230 mm/kasan/quarantine.c:210
Code: 24 4c 8b 3c 24 fa 41 f7 c7 00 02 00 00 74 05 e8 f3 44 a1 ff e8 1e 3e c3 09 89 c0 48 8b 04 c5 50 db 2e 8e 80 b8 d8 8f 03 00 00 <74> 45 41 f7 c7 00 02 00 00 74 05 e8 0d 43 a1 ff 48 c7 04 24 00 00
RSP: 0018:ffffc900000078d0 EFLAGS: 00000046
RAX: ffff8880b8600000 RBX: ffff888099384200 RCX: 0000000000000000
RDX: ffff888099384200 RSI: ffffffff8c5fd5c0 RDI: ffffffff8c5fd580
RBP: 0000000000000000 R08: ffffc900000076a0 R09: 000000000000000c
R10: dffffc0000000000 R11: ffffffff818b4af0 R12: ffff88801ac41a00
R13: ffff888099384200 R14: ffff88801ac41a00 R15: 0000000000000086
FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000000 CR3: 000000000e736000 CR4: 0000000000350ef0
Call Trace:
<NMI>
</NMI>
<IRQ>
kasan_slab_free include/linux/kasan.h:233 [inline]
slab_free_hook mm/slub.c:2353 [inline]
slab_free mm/slub.c:4613 [inline]
kfree+0x196/0x430 mm/slub.c:4761
dummy_timer+0x7f4/0x4620 drivers/usb/gadget/udc/dummy_hcd.c:1987
__run_hrtimer kernel/time/hrtimer.c:1739 [inline]
__hrtimer_run_queues+0x59d/0xd30 kernel/time/hrtimer.c:1803
hrtimer_run_softirq+0x19a/0x2c0 kernel/time/hrtimer.c:1820
handle_softirqs+0x2d6/0x9b0 kernel/softirq.c:561
__do_softirq kernel/softirq.c:595 [inline]
invoke_softirq kernel/softirq.c:435 [inline]
__irq_exit_rcu+0xf7/0x220 kernel/softirq.c:662
irq_exit_rcu+0x9/0x30 kernel/softirq.c:678
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049
</IRQ>
<TASK>
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:should_resched arch/x86/include/asm/preempt.h:103 [inline]
RIP: 0010:__local_bh_enable_ip+0x170/0x200 kernel/softirq.c:396
Code: 8c e8 d4 63 67 0a 65 66 8b 05 b4 00 a2 7e 66 85 c0 75 5d bf 01 00 00 00 e8 0d be 0b 00 e8 68 67 45 00 fb 65 8b 05 78 00 a2 7e <85> c0 75 05 e8 f7 81 a8 ff 48 c7 44 24 20 0e 36 e0 45 49 c7 04 1c
RSP: 0018:ffffc900032efa80 EFLAGS: 00000282
RAX: 0000000080000000 RBX: 1ffff9200065df54 RCX: ffffffff817b387a
RDX: dffffc0000000000 RSI: ffffffff8c0a98e0 RDI: ffffffff8c5fd5e0
RBP: ffffc900032efb28 R08: ffffffff942ab947 R09: 1ffffffff2855728
R10: dffffc0000000000 R11: fffffbfff2855729 R12: dffffc0000000000
R13: 1ffff9200065df58 R14: ffffc900032efac0 R15: 0000000000000201
neigh_periodic_work+0xbcb/0xde0 net/core/neighbour.c:968
process_one_work kernel/workqueue.c:3236 [inline]
process_scheduled_works+0xa68/0x1840 kernel/workqueue.c:3317
worker_thread+0x870/0xd30 kernel/workqueue.c:3398
kthread+0x2f2/0x390 kernel/kthread.c:389
ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
</TASK>