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🐞 Open [1032] 🐞 Fixed [3929] 🐞 Invalid [8538] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in create_io_worker / io_wqe_wake_worker (4) | 1 | 553d | 553d | 0/23 | auto-closed as invalid on 2021/03/19 11:24 | |||
upstream | KCSAN: data-race in create_io_worker / io_wqe_wake_worker (2) | 1 | 632d | 620d | 0/23 | auto-closed as invalid on 2020/12/29 17:31 | |||
upstream | KCSAN: data-race in create_io_worker / io_wqe_wake_worker (3) | 2 | 590d | 597d | 0/23 | auto-closed as invalid on 2021/02/09 23:53 |
================================================================== BUG: KCSAN: data-race in create_io_worker / io_wqe_wake_worker write to 0xffff88808d610044 of 4 bytes by task 17886 on cpu 0: create_io_worker+0x2ad/0x320 fs/io-wq.c:667 io_wq_manager+0x415/0x5c0 fs/io-wq.c:730 kthread+0x20d/0x230 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 read to 0xffff88808d610044 of 4 bytes by task 17884 on cpu 1: io_wqe_wake_worker+0x160/0x220 fs/io-wq.c:293 io_wqe_enqueue+0x2b8/0x340 fs/io-wq.c:831 io_wq_enqueue+0x3a/0x40 fs/io-wq.c:838 __io_queue_async_work fs/io_uring.c:1198 [inline] io_queue_async_work+0x16b/0x3c0 fs/io_uring.c:1208 __io_queue_sqe+0x4a3/0x670 fs/io_uring.c:6198 io_queue_sqe+0x81/0x220 fs/io_uring.c:6261 io_submit_sqe+0x333/0x550 fs/io_uring.c:6331 io_submit_sqes+0x8c6/0xfb0 fs/io_uring.c:6525 __do_sys_io_uring_enter fs/io_uring.c:8353 [inline] __se_sys_io_uring_enter+0x1e8/0x790 fs/io_uring.c:8312 __x64_sys_io_uring_enter+0x74/0x80 fs/io_uring.c:8312 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 17884 Comm: syz-executor.4 Not tainted 5.9.0-rc8-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================
Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Title |
---|---|---|---|---|---|---|---|---|---|---|---|
ci2-upstream-kcsan-gce | 2020/10/10 12:47 | upstream | 6f2f486d57c4 | b74c49a6 | .config | log | report | info | |||
ci2-upstream-kcsan-gce | 2020/09/30 08:38 | upstream | 02de58b24d2e | 8516f6d3 | .config | log | report | info |