------------[ cut here ]------------ WARNING: io_uring/io_uring.c:3027 at io_ring_exit_work+0x3e8/0x7b4 io_uring/io_uring.c:-1, CPU#0: kworker/u8:0/12 Modules linked in: CPU: 0 UID: 0 PID: 12 Comm: kworker/u8:0 Tainted: G L syzkaller #0 PREEMPT Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 Workqueue: iou_exit io_ring_exit_work pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : io_ring_exit_work+0x3e8/0x7b4 io_uring/io_uring.c:-1 lr : io_ring_exit_work+0x3e4/0x7b4 io_uring/io_uring.c:3027 sp : ffff800097cf7920 x29: ffff800097cf7a60 x28: 0000000000001770 x27: ffff80008b599e80 x26: ffff00014e94e480 x25: 1fffe00029d29c00 x24: ffff00014e94e310 x23: ffff00014e94e770 x22: dfff800000000000 x21: ffff00014e94e000 x20: fffffffffffffffd x19: 0000000000000000 x18: 1fffe0003377d090 x17: ffff80008f86e000 x16: ffff800082e5e68c x15: 0000000000000001 x14: 1ffff00012f9ef08 x13: 0000000000000000 x12: 0000000000000000 x11: ffff700012f9ef09 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c1a3d580 x7 : 0000000000000000 x6 : ffff800080135534 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008afaa6bc x2 : 0000000000000001 x1 : fffffffffffffffd x0 : 0000000000000000 Call trace: io_ring_exit_work+0x3e8/0x7b4 io_uring/io_uring.c:-1 (P) process_one_work+0x7c0/0x1558 kernel/workqueue.c:3257 process_scheduled_works kernel/workqueue.c:3340 [inline] worker_thread+0x958/0xed8 kernel/workqueue.c:3421 kthread+0x5fc/0x75c kernel/kthread.c:463 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:844 irq event stamp: 374802 hardirqs last enabled at (374801): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (374801): [] _raw_spin_unlock_irq+0x30/0x80 kernel/locking/spinlock.c:202 hardirqs last disabled at (374802): [] __schedule+0x2f8/0x2a7c kernel/sched/core.c:6747 softirqs last enabled at (374788): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (374788): [] nsim_dev_trap_report drivers/net/netdevsim/dev.c:890 [inline] softirqs last enabled at (374788): [] nsim_dev_trap_report_work+0x67c/0x9fc drivers/net/netdevsim/dev.c:921 softirqs last disabled at (374786): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (374786): [] nsim_dev_trap_report drivers/net/netdevsim/dev.c:886 [inline] softirqs last disabled at (374786): [] nsim_dev_trap_report_work+0x5f4/0x9fc drivers/net/netdevsim/dev.c:921 ---[ end trace 0000000000000000 ]---