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🐞 Open [1033] 🐞 Fixed [3928] 🐞 Invalid [8535] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in __dentry_kill / d_alloc_parallel | 36 | 927d | 1030d | 0/23 | auto-closed as invalid on 2020/04/13 06:40 | |||
upstream | KCSAN: data-race in __dentry_kill / d_alloc_parallel (3) | 1 | 711d | 711d | 0/23 | auto-closed as invalid on 2020/10/11 15:50 | |||
upstream | KCSAN: data-race in __dentry_kill / d_alloc_parallel (4) | 1 | 471d | 471d | 0/23 | auto-closed as invalid on 2021/06/09 01:27 |
================================================================== BUG: KCSAN: data-race in __dentry_kill / d_alloc_parallel write to 0xffff88808ecc9540 of 4 bytes by task 28634 on cpu 1: d_alloc_parallel+0xb5b/0xd10 fs/dcache.c:2631 __lookup_slow+0x7f/0x250 fs/namei.c:1529 lookup_slow fs/namei.c:1561 [inline] walk_component+0x2a5/0x350 fs/namei.c:1860 lookup_last fs/namei.c:2309 [inline] path_lookupat+0x12d/0x560 fs/namei.c:2333 filename_lookup+0xf2/0x380 fs/namei.c:2366 user_path_at_empty+0x3b/0x50 fs/namei.c:2646 user_path_at include/linux/namei.h:59 [inline] vfs_statx+0xb8/0x2b0 fs/stat.c:202 vfs_lstat include/linux/fs.h:3302 [inline] __do_sys_newlstat fs/stat.c:374 [inline] __se_sys_newlstat+0x46/0x250 fs/stat.c:368 __x64_sys_newlstat+0x2d/0x40 fs/stat.c:368 do_syscall_64+0x51/0xb0 arch/x86/entry/common.c:384 entry_SYSCALL_64_after_hwframe+0x44/0xa9 read to 0xffff88808ecc9540 of 4 bytes by task 29443 on cpu 0: dentry_unlist fs/dcache.c:544 [inline] __dentry_kill+0x1ef/0x450 fs/dcache.c:575 dentry_kill fs/dcache.c:692 [inline] dput+0x208/0x420 fs/dcache.c:878 handle_mounts fs/namei.c:1389 [inline] step_into+0x448/0xe70 fs/namei.c:1690 walk_component+0x190/0x350 fs/namei.c:1866 lookup_last fs/namei.c:2309 [inline] path_lookupat+0x12d/0x560 fs/namei.c:2333 filename_lookup+0xf2/0x380 fs/namei.c:2366 user_path_at_empty+0x3b/0x50 fs/namei.c:2646 user_path_at include/linux/namei.h:59 [inline] vfs_statx+0xb8/0x2b0 fs/stat.c:202 vfs_lstat include/linux/fs.h:3302 [inline] __do_sys_newlstat fs/stat.c:374 [inline] __se_sys_newlstat+0x46/0x250 fs/stat.c:368 __x64_sys_newlstat+0x2d/0x40 fs/stat.c:368 do_syscall_64+0x51/0xb0 arch/x86/entry/common.c:384 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 29443 Comm: systemd-udevd Not tainted 5.8.0-rc7-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 | 2020/08/01 03:54 | upstream | 7dc6fd0f3b84 | 8df85ed9 | .config | log | report | ||||
ci2-upstream-kcsan-gce | 2020/07/03 13:30 | upstream | cdd3bb54332f | 6e569755 | .config | log | report | ||||
ci2-upstream-kcsan-gce | 2020/06/30 23:45 | upstream | 7c30b859a947 | c0383ebe | .config | log | report |