Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in __io_fill_cqe_req / io_cqring_wait fs | 1 | 767d | 767d | 0/26 | auto-closed as invalid on 2022/05/03 11:08 |
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Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in __io_fill_cqe_req / io_cqring_wait fs | 1 | 767d | 767d | 0/26 | auto-closed as invalid on 2022/05/03 11:08 |
================================================================== BUG: KCSAN: data-race in __io_fill_cqe_req / io_cqring_wait read-write to 0xffff888126a18a50 of 4 bytes by task 4209 on cpu 1: io_get_cqe fs/io_uring.c:2233 [inline] __io_fill_cqe_req+0x242/0x5a0 fs/io_uring.c:2468 __io_req_complete_post fs/io_uring.c:2572 [inline] io_req_complete_post fs/io_uring.c:2582 [inline] io_req_complete_failed+0x2d4/0x3b0 fs/io_uring.c:2615 io_queue_async+0xfe/0x160 fs/io_uring.c:8690 io_queue_sqe fs/io_uring.c:8734 [inline] io_submit_sqe+0x3a17/0x3f50 fs/io_uring.c:8985 io_submit_sqes+0x27b/0x500 fs/io_uring.c:9096 __io_sq_thread fs/io_uring.c:9148 [inline] io_sq_thread+0x5e7/0xac0 fs/io_uring.c:9217 ret_from_fork+0x1f/0x30 read to 0xffff888126a18a50 of 4 bytes by task 4216 on cpu 0: __io_cqring_events fs/io_uring.c:2189 [inline] io_cqring_events fs/io_uring.c:3193 [inline] io_cqring_wait+0x177/0x9a0 fs/io_uring.c:9369 __do_sys_io_uring_enter fs/io_uring.c:12078 [inline] __se_sys_io_uring_enter+0x6c1/0xd60 fs/io_uring.c:11969 __x64_sys_io_uring_enter+0x74/0x80 fs/io_uring.c:11969 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd value changed: 0x00000a57 -> 0x00000a5b Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 4216 Comm: syz-executor.2 Not tainted 5.19.0-rc6-syzkaller-00104-g72a8e05d4f66-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2022/07/12 16:19 | upstream | 72a8e05d4f66 | d91dd8ea | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in __io_fill_cqe_req / io_cqring_wait |