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🐞 Open [1164] 🐞 Fixed [4303] 🐞 Invalid [9647] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in do_epoll_wait / ep_poll_callback (7) | 1 | 359d | 359d | 0/24 | auto-closed as invalid on 2022/03/12 11:24 | |||
upstream | KCSAN: data-race in do_epoll_wait / ep_poll_callback (6) | 1 | 401d | 401d | 0/24 | auto-closed as invalid on 2022/01/29 14:05 | |||
upstream | KCSAN: data-race in do_epoll_wait / ep_poll_callback (2) | 2 | 722d | 724d | 0/24 | auto-closed as invalid on 2021/03/14 02:07 | |||
upstream | KCSAN: data-race in do_epoll_wait / ep_poll_callback (5) | 2 | 506d | 517d | 0/24 | auto-closed as invalid on 2021/10/15 22:14 | |||
upstream | KCSAN: data-race in do_epoll_wait / ep_poll_callback (3) | 1 | 670d | 670d | 0/24 | auto-closed as invalid on 2021/05/17 11:16 | |||
upstream | KCSAN: data-race in do_epoll_wait / ep_poll_callback (8) | 1 | 309d | 309d | 0/24 | auto-closed as invalid on 2022/05/01 05:30 | |||
upstream | KCSAN: data-race in do_epoll_wait / ep_poll_callback | 221 | 910d | 946d | 0/24 | auto-closed as invalid on 2020/08/31 10:40 |
================================================================== BUG: KCSAN: data-race in do_epoll_wait / ep_poll_callback write to 0xffff888100bf83e8 of 4 bytes by task 6525 on cpu 0: ep_send_events fs/eventpoll.c:1698 [inline] ep_poll fs/eventpoll.c:1798 [inline] do_epoll_wait+0x843/0xf00 fs/eventpoll.c:2226 __do_sys_epoll_wait fs/eventpoll.c:2238 [inline] __se_sys_epoll_wait fs/eventpoll.c:2233 [inline] __x64_sys_epoll_wait+0xf6/0x120 fs/eventpoll.c:2233 do_syscall_64+0x4a/0x90 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff888100bf83e8 of 4 bytes by task 6544 on cpu 1: ep_poll_callback+0x40b/0x4e0 fs/eventpoll.c:1206 __wake_up_common+0xbc/0x130 kernel/sched/wait.c:108 __wake_up_common_lock kernel/sched/wait.c:138 [inline] __wake_up+0x80/0xc0 kernel/sched/wait.c:157 sock_def_wakeup+0x54/0x70 net/core/sock.c:2895 inet_shutdown+0x1e4/0x200 net/ipv4/af_inet.c:911 __sys_shutdown_sock net/socket.c:2189 [inline] __sys_shutdown net/socket.c:2201 [inline] __do_sys_shutdown net/socket.c:2209 [inline] __se_sys_shutdown+0xf6/0x140 net/socket.c:2207 __x64_sys_shutdown+0x2d/0x40 net/socket.c:2207 do_syscall_64+0x4a/0x90 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x4000201b -> 0x40000000 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 6544 Comm: syz-executor.5 Not tainted 5.13.0-rc5-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 | Assets | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
ci2-upstream-kcsan-gce | 2021/06/09 13:50 | upstream | 368094df48e6 | 84fe5d96 | .config | console log | report | info | KCSAN: data-race in do_epoll_wait / ep_poll_callback |