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🐞 Open [1159] 🐞 Fixed [4315] 🐞 Invalid [9652] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in drop_nlink / vfs_getattr_nosec (6) | 1 | 385d | 385d | 0/24 | auto-closed as invalid on 2022/02/16 06:56 | |||
upstream | KCSAN: data-race in drop_nlink / vfs_getattr_nosec | 1 | 686d | 686d | 0/24 | auto-closed as invalid on 2021/04/21 10:41 | |||
upstream | KCSAN: data-race in drop_nlink / vfs_getattr_nosec (5) | 1 | 448d | 448d | 0/24 | auto-closed as invalid on 2021/12/15 06:52 | |||
upstream | KCSAN: data-race in drop_nlink / vfs_getattr_nosec (2) | 6 | 613d | 646d | 0/24 | auto-closed as invalid on 2021/07/03 10:04 | |||
upstream | KCSAN: data-race in drop_nlink / vfs_getattr_nosec (4) | 1 | 492d | 492d | 0/24 | auto-closed as invalid on 2021/11/01 05:59 |
================================================================== BUG: KCSAN: data-race in drop_nlink / vfs_getattr_nosec write to 0xffff8881079edb38 of 4 bytes by task 21156 on cpu 0: drop_nlink+0x37/0x90 fs/inode.c:305 shmem_unlink+0x1ab/0x1d0 mm/shmem.c:2935 shmem_rename2+0x2fd/0x440 mm/shmem.c:3031 vfs_rename+0xa03/0xfb0 fs/namei.c:4551 do_renameat2+0x59e/0x9b0 fs/namei.c:4706 __do_sys_rename fs/namei.c:4755 [inline] __se_sys_rename fs/namei.c:4753 [inline] __x64_sys_rename+0x58/0x60 fs/namei.c:4753 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0x90 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff8881079edb38 of 4 bytes by task 21167 on cpu 1: generic_fillattr fs/stat.c:49 [inline] vfs_getattr_nosec+0x1c1/0x2f0 fs/stat.c:108 vfs_getattr fs/stat.c:142 [inline] vfs_statx+0x128/0x290 fs/stat.c:207 vfs_fstatat fs/stat.c:225 [inline] vfs_lstat include/linux/fs.h:3386 [inline] __do_sys_newlstat fs/stat.c:380 [inline] __se_sys_newlstat+0x46/0x250 fs/stat.c:374 __x64_sys_newlstat+0x2d/0x40 fs/stat.c:374 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0x90 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x00000001 -> 0x00000000 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 21167 Comm: systemd-udevd Not tainted 5.14.0-rc4-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 | 2021/08/03 16:36 | upstream | c500bee1c5b2 | 6c236867 | .config | console log | report | info | KCSAN: data-race in drop_nlink / vfs_getattr_nosec | |||
ci2-upstream-kcsan-gce | 2021/07/16 11:10 | upstream | d936eb238744 | f115ae98 | .config | console log | report | info | KCSAN: data-race in drop_nlink / vfs_getattr_nosec |