INFO: task syz.0.17:4477 blocked for more than 143 seconds.
Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.17 state:D stack:26704 pid:4477 ppid:4391 flags:0x00004004
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5246 [inline]
__schedule+0x107f/0x4030 kernel/sched/core.c:6563
schedule+0xb9/0x180 kernel/sched/core.c:6639
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6698
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0x548/0xae0 kernel/locking/mutex.c:747
trace_array_get kernel/trace/trace.c:461 [inline]
tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
do_dentry_open+0x7dd/0x10b0 fs/open.c:882
do_open fs/namei.c:3677 [inline]
path_openat+0x2674/0x2f10 fs/namei.c:3834
do_filp_open+0x1ee/0x420 fs/namei.c:3861
do_sys_openat2+0x14b/0x4f0 fs/open.c:1320
do_sys_open fs/open.c:1336 [inline]
__do_sys_openat fs/open.c:1352 [inline]
__se_sys_openat fs/open.c:1347 [inline]
__x64_sys_openat+0x135/0x160 fs/open.c:1347
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fd61119e199
RSP: 002b:00007ffd80148408 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fd611425fa0 RCX: 00007fd61119e199
RDX: 000000000000001b RSI: 0000200000000080 RDI: ffffffffffffff9c
RBP: 00007fd6112358e0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fd611425fac R14: 00007fd611425fa0 R15: 00007fd611425fa0
</TASK>
INFO: task syz.1.18:4478 blocked for more than 144 seconds.
Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.18 state:D stack:26704 pid:4478 ppid:4393 flags:0x00004004
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5246 [inline]
__schedule+0x107f/0x4030 kernel/sched/core.c:6563
schedule+0xb9/0x180 kernel/sched/core.c:6639
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6698
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0x548/0xae0 kernel/locking/mutex.c:747
trace_array_get kernel/trace/trace.c:461 [inline]
tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
do_dentry_open+0x7dd/0x10b0 fs/open.c:882
do_open fs/namei.c:3677 [inline]
path_openat+0x2674/0x2f10 fs/namei.c:3834
do_filp_open+0x1ee/0x420 fs/namei.c:3861
do_sys_openat2+0x14b/0x4f0 fs/open.c:1320
do_sys_open fs/open.c:1336 [inline]
__do_sys_openat fs/open.c:1352 [inline]
__se_sys_openat fs/open.c:1347 [inline]
__x64_sys_openat+0x135/0x160 fs/open.c:1347
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f5c51d9e199
RSP: 002b:00007ffc8601fae8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f5c52025fa0 RCX: 00007f5c51d9e199
RDX: 000000000000001b RSI: 0000200000000080 RDI: ffffffffffffff9c
RBP: 00007f5c51e358e0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f5c52025fac R14: 00007f5c52025fa0 R15: 00007f5c52025fa0
</TASK>
Showing all locks held in the system:
3 locks held by kworker/0:0/7:
#0: ffff888017470938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267
#1: ffffc900000c7d00 ((work_completion)(&data->fib_event_work)){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267
#2: ffff88802fcbf240 (&data->fib_lock){+.+.}-{3:3}, at: nsim_fib_event_work+0x283/0x3320 drivers/net/netdevsim/fib.c:1491
3 locks held by kworker/u4:1/11:
#0: ffff888017479138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267
#1: ffffc90000107d00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267
#2: ffffffff8dd56d68 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xa/0x50 net/core/link_watch.c:263
1 lock held by rcu_tasks_kthre/12:
#0: ffffffff8cb2e230 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x33/0xef0 kernel/rcu/tasks.h:517
1 lock held by rcu_tasks_trace/13:
#0: ffffffff8cb2ea50 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x33/0xef0 kernel/rcu/tasks.h:517
1 lock held by ksoftirqd/1/21:
#0: ffff8880b8f3acd8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x25/0x130 kernel/sched/core.c:538
1 lock held by khungtaskd/27:
#0: ffffffff8cb2d8a0
(rcu_read_lock
){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline]
){....}-{1:2}, at: debug_show_all_locks+0x51/0x290 kernel/locking/lockdep.c:6669
3 locks held by kworker/1:2/129:
#0: ffff88814ca4c138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267
#1:
ffffc90002687d00 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267
#2: ffffffff8dd56d68 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xc4/0x1500 net/ipv6/addrconf.c:4146
2 locks held by getty/4031:
#0: ffff88807e680098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:244
#1: ffffc9000327b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41e/0x1360 drivers/tty/n_tty.c:2198
3 locks held by kworker/0:6/4343:
#0: ffff88814ca4c138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267
#1: ffffc90004977d00 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267
#2: ffffffff8dd56d68 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xc4/0x1500 net/ipv6/addrconf.c:4146
3 locks held by kworker/u4:6/4419:
#0: ffff888017479138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267
#1: ffffc90003407d00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267
#2: ffffffff8dd56d68 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xa/0x50 net/core/link_watch.c:263
5 locks held by syz.2.19/4464:
1 lock held by syz.0.17/4477:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.1.18/4478:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.3.20/4489:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.4.21/4494:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.5.22/4518:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.6.23/4574:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.7.24/4578:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.8.25/4597:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.9.26/4598:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz-executor/4600:
#0: ffffffff8cb33578 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:291 [inline]
#0: ffffffff8cb33578 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x2ec/0x890 kernel/rcu/tree_exp.h:962
1 lock held by syz.0.33/4688:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.1.35/4690:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.3.41/4711:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.4.43/4713:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.5.77/4812:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.6.79/4815:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.7.88/4846:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.8.91/4848:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
3 locks held by syz-executor/4894:
#0: ffffffff8dd56d68 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:74 [inline]
#0: ffffffff8dd56d68 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x80d/0xfb0 net/core/rtnetlink.c:6163
#1: ffff88805da213e8 (&wg->device_update_lock){+.+.}-{3:3}, at: wg_open+0x223/0x420 drivers/net/wireguard/device.c:49
#2: ffffffff8cb33578 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:323 [inline]
#2: ffffffff8cb33578 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x3c0/0x890 kernel/rcu/tree_exp.h:962
1 lock held by syz-executor/4900:
#0: ffffffff8dd56d68 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:74 [inline]
#0: ffffffff8dd56d68 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x80d/0xfb0 net/core/rtnetlink.c:6163
1 lock held by syz.0.121/4908:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
1 lock held by syz.9.118/4921:
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline]
#0: ffffffff8cb774c8 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121
2 locks held by syz-executor/4946:
#0: ffffffff8dd49ed0 (pernet_ops_rwsem){++++}-{3:3}, at: copy_net_ns+0x324/0x5b0 net/core/net_namespace.c:504
#1: ffffffff8dd56d68 (rtnl_mutex){+.+.}-{3:3}, at: register_netdev+0xf/0x50 net/core/dev.c:10369
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
Call Trace:
<TASK>
dump_stack_lvl+0x188/0x24e lib/dump_stack.c:106
nmi_cpu_backtrace+0x3e6/0x460 lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x1d4/0x450 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline]
watchdog+0xf0e/0xf50 kernel/hung_task.c:377
kthread+0x29d/0x330 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
</TASK>
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 4383 Comm: kworker/1:5 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
Workqueue: events free_obj_work
RIP: 0010:deref_stack_reg+0x196/0x220 arch/x86/kernel/unwind_orc.c:360
Code: 46 49 8d 40 08 4c 39 e0 0f 97 c1 4c 39 f0 0f 96 c0 20 c8 3c 01 75 30 4c 89 c7 49 89 f7 e8 e2 06 00 00 49 89 c6 48 8b 5c 24 08 <48> 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 84 85 9a 00
RSP: 0018:ffffc900031875d8 EFLAGS: 00000202
RAX: 0000000080000000 RBX: ffffc90003187708 RCX: 0000000000000001
RDX: ffffc90003187708 RSI: dffffc0000000000 RDI: ffffc90003187f00
RBP: ffffc90003180000 R08: ffffc90003187f00 R09: ffffc90003187718
R10: dffffc0000000000 R11: fffff52000630ee5 R12: 1ffff92000630eda
R13: 1ffff92000630edb R14: 0000000080000000 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007faf2aa70090 CR3: 0000000018307000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
unwind_next_frame+0x15fc/0x1fd0 arch/x86/kernel/unwind_orc.c:-1
arch_stack_walk+0x10c/0x140 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0xa6/0xf0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:46 [inline]
kasan_set_track+0x4b/0x70 mm/kasan/common.c:53
kasan_save_free_info+0x27/0x40 mm/kasan/generic.c:516
____kasan_slab_free+0x126/0x1f0 mm/kasan/common.c:237
kasan_slab_free include/linux/kasan.h:177 [inline]
slab_free_hook mm/slub.c:1729 [inline]
slab_free_freelist_hook+0x133/0x1b0 mm/slub.c:1755
slab_free mm/slub.c:3687 [inline]
kmem_cache_free+0xf7/0x2a0 mm/slub.c:3709
free_obj_work+0x430/0x5a0 lib/debugobjects.c:332
process_one_work+0x8ab/0x1160 kernel/workqueue.c:2292
worker_thread+0xaf5/0x12a0 kernel/workqueue.c:2439
kthread+0x29d/0x330 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
</TASK>