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BUG: workqueue leaked atomic, lock or RCU: irq/31-virtio1-[1184]
preempt=0x00000000 lock=3->0 RCU=2->2 workfn=tcp_tsq_workfn
INFO: lockdep is turned off.
CPU: 0 UID: 0 PID: 1184 Comm: irq/31-virtio1- Not tainted syzkaller #0 PREEMPT_{RT,(full)}
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
Call Trace:
<TASK>
dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
process_one_work kernel/workqueue.c:3309 [inline]
process_scheduled_works+0x1283/0x18c0 kernel/workqueue.c:3371
bh_worker+0x47e/0x880 kernel/workqueue.c:3674
tasklet_action+0xc/0x70 kernel/softirq.c:952
handle_softirqs+0x1de/0x6f0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
__local_bh_enable_ip+0x170/0x2b0 kernel/softirq.c:302
local_bh_enable include/linux/bottom_half.h:33 [inline]
irq_forced_thread_fn+0xe9/0x120 kernel/irq/manage.c:1168
irq_thread+0x4c9/0x740 kernel/irq/manage.c:1271
kthread+0x388/0x470 kernel/kthread.c:436
ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
</TASK>
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026/04/13 20:19 | upstream | 26ff969926a0 | 9530ccf9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | BUG: workqueue leaked atomic, lock or RCU: irq/NUM-virtio1-[NUM] |