BUG: workqueue leaked lock or atomic: kworker/0:63/0x00000001/13896
last function: bpf_prog_free_deferred
CPU: 0 PID: 13896 Comm: kworker/0:63 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
Workqueue: events bpf_prog_free_deferred
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106
dump_stack+0x15/0x17 lib/dump_stack.c:113
process_one_work+0x8d8/0xc10 kernel/workqueue.c:2340
worker_thread+0xad5/0x12a0 kernel/workqueue.c:2472
kthread+0x421/0x510 kernel/kthread.c:337
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
BUG: scheduling while atomic: kworker/0:63/13896/0x00000002
Modules linked in:
Preemption disabled at:
[] process_one_work+0x70c/0xc10 kernel/workqueue.c:2353
CPU: 0 PID: 13896 Comm: kworker/0:63 Tainted: G W 5.15.148-syzkaller-00718-g993bed180178 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
Workqueue: events bpf_map_free_deferred
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106
dump_stack+0x15/0x17 lib/dump_stack.c:113
__schedule_bug+0x195/0x260 kernel/sched/core.c:5707
schedule_debug kernel/sched/core.c:5734 [inline]
__schedule+0xd19/0x1590 kernel/sched/core.c:6402
schedule+0x11f/0x1e0 kernel/sched/core.c:6595
schedule_timeout+0xa9/0x370 kernel/time/timer.c:1866
do_wait_for_common kernel/sched/completion.c:85 [inline]
__wait_for_common kernel/sched/completion.c:106 [inline]
wait_for_common+0x285/0x420 kernel/sched/completion.c:117
wait_for_completion+0x18/0x20 kernel/sched/completion.c:138
rcu_barrier+0x376/0x400 kernel/rcu/tree.c:4104
htab_map_free+0x28/0x5d0 kernel/bpf/hashtab.c:1466
bpf_map_free_deferred+0x10d/0x1e0 kernel/bpf/syscall.c:481
process_one_work+0x6bb/0xc10 kernel/workqueue.c:2325
worker_thread+0xad5/0x12a0 kernel/workqueue.c:2472
kthread+0x421/0x510 kernel/kthread.c:337
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298