------------[ cut here ]------------ WARNING: CPU: 1 PID: 12 at io_uring/io_uring.c:2924 io_ring_exit_work+0x43c/0x880 io_uring/io_uring.c:2924 Modules linked in: CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted 6.15.0-rc4-syzkaller-00189-g2bfcee565c3a #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 Workqueue: iou_exit io_ring_exit_work RIP: 0010:io_ring_exit_work+0x43c/0x880 io_uring/io_uring.c:2924 Code: 00 48 8b 7c 24 30 48 8b 74 24 38 e8 3e ee 24 0a 48 85 c0 48 8b 5c 24 08 75 3c e8 1f 98 94 00 e9 2b fd ff ff e8 15 98 94 00 90 <0f> 0b 90 b8 70 17 00 00 48 89 44 24 38 eb c8 89 d9 80 e1 07 80 c1 RSP: 0018:ffffc90000117980 EFLAGS: 00010293 RAX: ffffffff812b274b RBX: 000000010000633b RCX: ffff88801c6c5a00 RDX: 0000000000000000 RSI: fffffffffffffba7 RDI: 0000000000000000 RBP: ffffc90000117b10 R08: ffffc90000117907 R09: 1ffff92000022f20 R10: dffffc0000000000 R11: fffff52000022f21 R12: 0000000100005ee2 R13: ffff888062ccc310 R14: ffff888062ccc480 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff888126200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f508f8cf020 CR3: 000000000dd36000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0xadb/0x17a0 kernel/workqueue.c:3319 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245