syzbot |
sign-in | mailing list | source | docs |
| 🐞 Open [980] ≡ Subsystems 🐞 Fixed [5236] 🐞 Invalid [12496] ⬇ Missing Backports [83] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes | 💬 Send us feedback |
================================================================== BUG: KCSAN: data-race in do_dentry_open / kernfs_refresh_inode read to 0xffff8881251f5bf8 of 2 bytes by task 5345 on cpu 1: do_dentry_open+0xf0/0x970 fs/open.c:757 vfs_open+0x62/0x80 fs/open.c:914 do_last fs/namei.c:3420 [inline] path_openat+0xf9f/0x3580 fs/namei.c:3537 do_filp_open+0x11e/0x1b0 fs/namei.c:3567 do_sys_open+0x3b3/0x4f0 fs/open.c:1097 __do_sys_open fs/open.c:1115 [inline] __se_sys_open fs/open.c:1110 [inline] __x64_sys_open+0x55/0x70 fs/open.c:1110 do_syscall_64+0xcc/0x3a0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x44/0xa9 write to 0xffff8881251f5bf8 of 2 bytes by task 3988 on cpu 0: kernfs_refresh_inode+0x42/0x140 fs/kernfs/inode.c:172 kernfs_iop_permission+0x66/0xa0 fs/kernfs/inode.c:283 do_inode_permission fs/namei.c:384 [inline] inode_permission+0x241/0x370 fs/namei.c:449 may_open.isra.0+0x144/0x250 fs/namei.c:2980 do_last fs/namei.c:3416 [inline] path_openat+0xf31/0x3580 fs/namei.c:3537 do_filp_open+0x11e/0x1b0 fs/namei.c:3567 do_sys_open+0x3b3/0x4f0 fs/open.c:1097 __do_sys_open fs/open.c:1115 [inline] __se_sys_open fs/open.c:1110 [inline] __x64_sys_open+0x55/0x70 fs/open.c:1110 do_syscall_64+0xcc/0x3a0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 3988 Comm: udevd Not tainted 5.5.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020/02/05 15:44 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 662cf49a | .config | console log | report | ci2-upstream-kcsan-gce | |||||
| 2020/02/02 04:40 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 2274ad39 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
| 2020/01/27 16:04 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 56cd6c9b | .config | console log | report | ci2-upstream-kcsan-gce | |||||
| 2020/01/13 18:37 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 99565c1a | .config | console log | report | ci2-upstream-kcsan-gce | |||||
| 2020/01/08 04:37 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 6738e0b3 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
| 2020/01/07 12:54 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 1bcd407e | .config | console log | report | ci2-upstream-kcsan-gce | |||||
| 2019/11/18 12:02 | https://github.com/google/ktsan.git kcsan | 5863cc791e4c | d5696d51 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
| 2019/11/08 07:17 | https://github.com/google/ktsan.git kcsan | 94c006602e13 | 1e35461e | .config | console log | report | ci2-upstream-kcsan-gce | |||||
| 2019/11/04 19:40 | https://github.com/google/ktsan.git kcsan | 94c006602e13 | 18e12644 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
| 2019/11/04 02:57 | https://github.com/google/ktsan.git kcsan | 05f2236801fe | b35fad31 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
| 2019/10/31 01:35 | https://github.com/google/ktsan.git kcsan | 05f2236801fe | a41ca8fa | .config | console log | report | ci2-upstream-kcsan-gce |