BUG: workqueue leaked lock or atomic: kworker/0:66/0x00000001/25578 last function: bpf_prog_free_deferred CPU: 0 PID: 25578 Comm: kworker/0:66 Tainted: G W 5.15.148-syzkaller-00013-gad06eaf051cd #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+0x15/0x17 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: workqueue leaked lock or atomic: kworker/0:66/0x00000001/25578 last function: bpf_map_free_deferred CPU: 0 PID: 25578 Comm: kworker/0:66 Tainted: G W 5.15.148-syzkaller-00013-gad06eaf051cd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 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 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: workqueue leaked lock or atomic: kworker/0:66/0x00000001/25578 last function: process_srcu CPU: 0 PID: 25578 Comm: kworker/0:66 Tainted: G W 5.15.148-syzkaller-00013-gad06eaf051cd #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+0x15/0x17 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: workqueue leaked lock or atomic: kworker/0:66/0x00000001/25578 last function: wg_packet_tx_worker CPU: 0 PID: 25578 Comm: kworker/0:66 Tainted: G W 5.15.148-syzkaller-00013-gad06eaf051cd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: wg-crypt-wg0 wg_packet_tx_worker 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: workqueue leaked lock or atomic: kworker/0:66/0x00000001/25578 last function: wg_packet_encrypt_worker CPU: 0 PID: 25578 Comm: kworker/0:66 Tainted: G W 5.15.148-syzkaller-00013-gad06eaf051cd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: wg-crypt-wg0 wg_packet_encrypt_worker 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: workqueue leaked lock or atomic: kworker/0:66/0x00000001/25578 last function: wg_packet_encrypt_worker CPU: 0 PID: 25578 Comm: kworker/0:66 Tainted: G W 5.15.148-syzkaller-00013-gad06eaf051cd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: wg-crypt-wg0 wg_packet_encrypt_worker 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: workqueue leaked lock or atomic: kworker/0:66/0x00000001/25578 last function: wg_packet_encrypt_worker CPU: 0 PID: 25578 Comm: kworker/0:66 Tainted: G W 5.15.148-syzkaller-00013-gad06eaf051cd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: wg-crypt-wg0 wg_packet_encrypt_worker 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: workqueue leaked lock or atomic: kworker/0:66/0x00000001/25578 last function: wg_packet_decrypt_worker CPU: 0 PID: 25578 Comm: kworker/0:66 Tainted: G W 5.15.148-syzkaller-00013-gad06eaf051cd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: wg-crypt-wg1 wg_packet_decrypt_worker 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: workqueue leaked lock or atomic: kworker/0:66/0x00000001/25578 last function: wg_packet_decrypt_worker CPU: 0 PID: 25578 Comm: kworker/0:66 Tainted: G W 5.15.148-syzkaller-00013-gad06eaf051cd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: wg-crypt-wg1 wg_packet_decrypt_worker 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: workqueue leaked lock or atomic: kworker/0:66/0x00000001/25578 last function: srcu_invoke_callbacks CPU: 0 PID: 25578 Comm: kworker/0:66 Tainted: G W 5.15.148-syzkaller-00013-gad06eaf051cd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: rcu_gp srcu_invoke_callbacks 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/0:66/25578/0x00000002 Modules linked in: Preemption disabled at: [] free_unref_page+0x1ac/0x750 mm/page_alloc.c:3644 CPU: 0 PID: 25578 Comm: kworker/0:66 Tainted: G W 5.15.148-syzkaller-00013-gad06eaf051cd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: events linkwatch_event 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_preempt_disabled+0x13/0x20 kernel/sched/core.c:6654 mutex_optimistic_spin kernel/locking/mutex.c:521 [inline] __mutex_lock_common kernel/locking/mutex.c:620 [inline] __mutex_lock+0x5b5/0x1870 kernel/locking/mutex.c:755 __mutex_lock_slowpath+0xe/0x10 kernel/locking/mutex.c:1006 mutex_lock+0x135/0x1e0 kernel/locking/mutex.c:288 rtnl_lock+0x15/0x20 net/core/rtnetlink.c:72 linkwatch_event+0xe/0x60 net/core/link_watch.c:251 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