------------[ cut here ]------------ WARNING: CPU: 1 PID: 4359 at io_uring/io_uring.c:2918 io_ring_exit_work+0x32f/0x79a io_uring/io_uring.c:2918 Modules linked in: CPU: 1 PID: 4359 Comm: kworker/u4:5 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026 Workqueue: events_unbound io_ring_exit_work RIP: 0010:io_ring_exit_work+0x32f/0x79a io_uring/io_uring.c:2918 Code: 89 fd 48 8b 7c 24 30 48 8b 74 24 08 e8 c8 3a 11 00 48 85 c0 75 40 e8 ce 82 53 f7 4c 8b 7c 24 10 e9 1e fe ff ff e8 bf 82 53 f7 <0f> 0b b8 70 17 00 00 48 89 44 24 08 eb c7 44 89 e9 80 e1 07 80 c1 RSP: 0018:ffffc90004337ac0 EFLAGS: 00010293 RAX: ffffffff8a2ee5e1 RBX: 1ffff11005846403 RCX: ffff888027941e00 RDX: 0000000000000000 RSI: ffffffffffffffac RDI: 0000000000000000 RBP: ffffc90004337c30 R08: ffffc90004337a47 R09: 1ffff92000866f48 R10: dffffc0000000000 R11: fffff52000866f49 R12: dffffc0000000000 R13: 000000010001a900 R14: 000000010001a954 R15: ffff88802c232018 FS: 0000000000000000(0000) GS:ffff8880b8d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efe7fd886c0 CR3: 000000000d88e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: process_one_work+0x8ab/0x1160 kernel/workqueue.c:2292 worker_thread+0xaf5/0x12a0 kernel/workqueue.c:2439 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295