BUG: workqueue leaked lock or atomic: kworker/1:4/0x00000001/720 last function: bpf_prog_free_deferred CPU: 1 PID: 720 Comm: kworker/1:4 Not tainted 6.1.75-syzkaller-00015-gbe55946e207c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 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+0x15/0x1b lib/dump_stack.c:113 process_one_work+0x94e/0xcb0 kernel/workqueue.c:2314 worker_thread+0xa60/0x1260 kernel/workqueue.c:2446 kthread+0x26d/0x300 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 BUG: workqueue leaked lock or atomic: kworker/1:4/0x00000001/720 last function: bpf_prog_free_deferred CPU: 1 PID: 720 Comm: kworker/1:4 Not tainted 6.1.75-syzkaller-00015-gbe55946e207c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 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+0x15/0x1b lib/dump_stack.c:113 process_one_work+0x94e/0xcb0 kernel/workqueue.c:2314 worker_thread+0xa60/0x1260 kernel/workqueue.c:2446 kthread+0x26d/0x300 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 BUG: workqueue leaked lock or atomic: kworker/1:4/0x00000001/720 last function: process_srcu CPU: 1 PID: 720 Comm: kworker/1:4 Not tainted 6.1.75-syzkaller-00015-gbe55946e207c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: rcu_gp process_srcu Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106 dump_stack+0x15/0x1b lib/dump_stack.c:113 process_one_work+0x94e/0xcb0 kernel/workqueue.c:2314 worker_thread+0xa60/0x1260 kernel/workqueue.c:2446 kthread+0x26d/0x300 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 BUG: workqueue leaked lock or atomic: kworker/1:4/0x00000001/720 last function: vmstat_update CPU: 1 PID: 720 Comm: kworker/1:4 Not tainted 6.1.75-syzkaller-00015-gbe55946e207c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: mm_percpu_wq vmstat_update Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106 dump_stack+0x15/0x1b lib/dump_stack.c:113 process_one_work+0x94e/0xcb0 kernel/workqueue.c:2314 worker_thread+0xa60/0x1260 kernel/workqueue.c:2446 kthread+0x26d/0x300 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 BUG: scheduling while atomic: kworker/1:4/720/0x00000002 Modules linked in: Preemption disabled at: [] spin_lock include/linux/spinlock.h:350 [inline] [] free_vmap_area_noflush+0x226/0xa30 mm/vmalloc.c:1837 CPU: 1 PID: 720 Comm: kworker/1:4 Not tainted 6.1.75-syzkaller-00015-gbe55946e207c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: 0x0 (mm_percpu_wq) Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106 dump_stack+0x15/0x1b lib/dump_stack.c:113 __schedule_bug+0x195/0x260 kernel/sched/core.c:5960 schedule_debug kernel/sched/core.c:5987 [inline] __schedule+0xcf7/0x1550 kernel/sched/core.c:6622 schedule+0xc3/0x180 kernel/sched/core.c:6805 worker_thread+0xefa/0x1260 kernel/workqueue.c:2467 kthread+0x26d/0x300 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306