syzbot |
sign-in | mailing list | source | docs |
🐞 Open [958] ≡ Subsystems 🐞 Fixed [5158] 🐞 Invalid [12318] ⬇ Missing Backports [83] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes | 💬 Send us feedback |
================================================================== BUG: KCSAN: data-race in step_into / vfs_unlink write to 0xffff8880b6dfa780 of 4 bytes by task 14297 on cpu 0: dont_mount include/linux/dcache.h:352 [inline] vfs_unlink+0x267/0x400 fs/namei.c:3811 do_unlinkat+0x33f/0x550 fs/namei.c:3873 __do_sys_unlink fs/namei.c:3920 [inline] __se_sys_unlink fs/namei.c:3918 [inline] __x64_sys_unlink+0x38/0x50 fs/namei.c:3918 do_syscall_64+0xc7/0x3b0 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x44/0xa9 read to 0xffff8880b6dfa780 of 4 bytes by task 5284 on cpu 1: d_is_symlink include/linux/dcache.h:419 [inline] step_into+0xea/0x1090 fs/namei.c:1680 walk_component+0xde/0x390 fs/namei.c:1852 lookup_last fs/namei.c:2295 [inline] path_lookupat.isra.0+0x119/0x350 fs/namei.c:2319 filename_lookup+0x145/0x2c0 fs/namei.c:2352 user_path_at_empty+0x47/0x60 fs/namei.c:2632 do_readlinkat+0x89/0x230 fs/stat.c:409 __do_sys_readlink fs/stat.c:442 [inline] __se_sys_readlink fs/stat.c:439 [inline] __x64_sys_readlink+0x4c/0x60 fs/stat.c:439 do_syscall_64+0xc7/0x3b0 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 5284 Comm: systemd-udevd Not tainted 5.7.0-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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2020/06/16 09:19 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | baca2611 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/06/12 14:32 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | 819b58b0 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/06/11 15:00 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | 3ab7a05a | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/06/10 19:54 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | 5caaad3a | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/06/09 04:02 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | 0d60b78a | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/06/01 02:11 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | a0331e89 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/05/21 10:46 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | 4afdfa20 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/05/10 21:01 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | 8742a2b9 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/05/05 08:19 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | 9941337c | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/05/04 13:51 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | 58ae5e18 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/04/28 11:18 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | e3ecea2e | .config | console log | report | ci2-upstream-kcsan-gce |