------------[ cut here ]------------ WARNING: CPU: 1 PID: 18986 at io_uring/io_uring.c:3219 io_ring_exit_work+0x3b9/0x830 io_uring/io_uring.c:3219 Modules linked in: CPU: 1 PID: 18986 Comm: kworker/u4:20 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 Workqueue: iou_exit io_ring_exit_work RIP: 0010:io_ring_exit_work+0x3b9/0x830 io_uring/io_uring.c:3219 Code: fd 48 8b 7c 24 40 48 8b 74 24 10 e8 b1 26 11 00 48 85 c0 41 bf 00 20 00 00 75 1d e8 a1 90 f9 f6 e9 b1 fd ff ff e8 97 90 f9 f6 <0f> 0b b8 70 17 00 00 48 89 44 24 10 eb c1 c7 84 24 90 00 00 00 00 RSP: 0018:ffffc90004defa40 EFLAGS: 00010293 RAX: ffffffff8a8e4349 RBX: ffff888058272000 RCX: ffff88801fbf5a00 RDX: 0000000000000000 RSI: fffffffffffffff9 RDI: 0000000000000000 RBP: ffffc90004defbb0 R08: ffffc90004def9c7 R09: 1ffff920009bdf38 R10: dffffc0000000000 R11: fffff520009bdf39 R12: dffffc0000000000 R13: 000000010000cc53 R14: 000000010000cc5a R15: ffff888058272510 FS: 0000000000000000(0000) GS:ffff8880b8d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000564734f37950 CR3: 000000005d6aa000 CR4: 00000000003526e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000007997 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: process_one_work kernel/workqueue.c:2657 [inline] process_scheduled_works+0xa60/0x1600 kernel/workqueue.c:2734 worker_thread+0xa5e/0xfe0 kernel/workqueue.c:2815 kthread+0x2fa/0x390 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293