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BUG: KMSAN: uninit-value in __io_fill_cqe_req+0x9bd/0xed0 fs/io_uring.c:2470
 __io_fill_cqe_req+0x9bd/0xed0 fs/io_uring.c:2470
 __io_submit_flush_completions fs/io_uring.c:3148 [inline]
 io_submit_flush_completions+0x175/0x420 fs/io_uring.c:1571
 io_submit_state_end fs/io_uring.c:8991 [inline]
 io_submit_sqes+0x7d3/0xd50 fs/io_uring.c:9103
 __io_sq_thread fs/io_uring.c:9140 [inline]
 io_sq_thread+0xda1/0x1c40 fs/io_uring.c:9209
 ret_from_fork+0x1f/0x30

Uninit was stored to memory at:
 io_req_complete_state fs/io_uring.c:2588 [inline]
 __io_req_complete fs/io_uring.c:2596 [inline]
 io_recv fs/io_uring.c:6483 [inline]
 io_issue_sqe+0x16399/0x19720 fs/io_uring.c:8358
 io_queue_sqe fs/io_uring.c:8713 [inline]
 io_submit_sqe+0x89de/0xa770 fs/io_uring.c:8977
 io_submit_sqes+0x542/0xd50 fs/io_uring.c:9088
 __io_sq_thread fs/io_uring.c:9140 [inline]
 io_sq_thread+0xda1/0x1c40 fs/io_uring.c:9209
 ret_from_fork+0x1f/0x30

Local variable msg.i453 created at:
 io_recv fs/io_uring.c:6414 [inline]
 io_issue_sqe+0x4947/0x19720 fs/io_uring.c:8358
 io_queue_sqe fs/io_uring.c:8713 [inline]
 io_submit_sqe+0x89de/0xa770 fs/io_uring.c:8977

CPU: 1 PID: 9147 Comm: iou-sqp-9146 Not tainted 5.19.0-rc4-syzkaller-31333-g97117d69c353 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
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