Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in kernfs_refresh_inode / may_open.isra.0 kernfs | 1 | 1642d | 1642d | 0/26 | closed as invalid on 2019/11/19 13:44 |
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Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in kernfs_refresh_inode / may_open.isra.0 kernfs | 1 | 1642d | 1642d | 0/26 | closed as invalid on 2019/11/19 13:44 |
================================================================== BUG: KCSAN: data-race in kernfs_refresh_inode / may_open.isra.0 read to 0xffff888128138aa0 of 2 bytes by task 27005 on cpu 0: may_open.isra.0+0x4a/0x250 fs/namei.c:2962 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 write to 0xffff888128138aa0 of 2 bytes by task 27114 on cpu 1: kernfs_refresh_inode+0x42/0x140 fs/kernfs/inode.c:172 kernfs_iop_getattr+0x68/0x90 fs/kernfs/inode.c:191 vfs_getattr_nosec+0x12e/0x170 fs/stat.c:81 vfs_getattr+0x54/0x70 fs/stat.c:118 vfs_statx+0x102/0x190 fs/stat.c:191 vfs_stat include/linux/fs.h:3249 [inline] __do_sys_newstat+0x51/0xb0 fs/stat.c:341 __se_sys_newstat fs/stat.c:337 [inline] __x64_sys_newstat+0x3a/0x50 fs/stat.c:337 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: 1 PID: 27114 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2020/01/10 19:26 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 532ec44e | .config | console log | report | ci2-upstream-kcsan-gce |