syzbot |
sign-in | mailing list | source | docs |
🐞 Open [1026] 🐞 Fixed [3926] 🐞 Invalid [8524] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in __put_mountpoint / dput (3) | 1 | 747d | 747d | 0/23 | auto-closed as invalid on 2020/09/03 07:07 | |||
upstream | KCSAN: data-race in __put_mountpoint / dput (2) | 1 | 783d | 783d | 0/23 | auto-closed as invalid on 2020/07/29 14:23 |
================================================================== BUG: KCSAN: data-race in __put_mountpoint / dput write to 0xffff88812b802840 of 4 bytes by task 10987 on cpu 1: __put_mountpoint+0xef/0x1b0 fs/namespace.c:760 put_mountpoint fs/namespace.c:771 [inline] attach_recursive_mnt+0x446/0x770 fs/namespace.c:2106 graft_tree+0x10d/0x160 fs/namespace.c:2179 do_add_mount+0x144/0x1e0 fs/namespace.c:2734 do_new_mount_fc fs/namespace.c:2771 [inline] do_new_mount fs/namespace.c:2824 [inline] do_mount+0x12a1/0x14f0 fs/namespace.c:3142 ksys_mount+0xe8/0x160 fs/namespace.c:3351 __do_sys_mount fs/namespace.c:3365 [inline] __se_sys_mount fs/namespace.c:3362 [inline] __x64_sys_mount+0x70/0x90 fs/namespace.c:3362 do_syscall_64+0xcc/0x3a0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x44/0xa9 read to 0xffff88812b802840 of 4 bytes by task 7895 on cpu 0: fast_dput fs/dcache.c:727 [inline] dput+0x4d/0x750 fs/dcache.c:846 path_to_nameidata fs/namei.c:830 [inline] step_into fs/namei.c:1768 [inline] walk_component+0x2e4/0xd90 fs/namei.c:1816 lookup_last fs/namei.c:2260 [inline] path_lookupat.isra.0+0x13a/0x5a0 fs/namei.c:2305 filename_lookup+0x29e/0x2b0 fs/namei.c:2337 user_path_at_empty+0x4c/0x70 fs/namei.c:2615 user_path_at include/linux/namei.h:49 [inline] do_utimes+0x161/0x2c0 fs/utimes.c:121 __do_sys_utimensat fs/utimes.c:153 [inline] __se_sys_utimensat fs/utimes.c:137 [inline] __x64_sys_utimensat+0x10d/0x180 fs/utimes.c:137 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: 7895 Comm: udevd Not tainted 5.5.0-rc1-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 | 2020/01/05 20:28 | https://github.com/google/ktsan.git kcsan | 245a43005292 | d646e21f | .config | log | report | ||||
ci2-upstream-kcsan-gce | 2019/11/18 16:07 | https://github.com/google/ktsan.git kcsan | 5863cc791e4c | d5696d51 | .config | log | report |