syzbot |
sign-in | mailing list | source | docs |
🐞 Open [1032] ≡ Subsystems 🐞 Fixed [5279] 🐞 Invalid [12607] ⬇ Missing Backports [86] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes | 💬 Send us feedback |
================================================================== BUG: KCSAN: data-race in __writeback_single_inode / other_inode_match write to 0xffff88809153b5c0 of 8 bytes by task 31273 on cpu 1: __writeback_single_inode+0x338/0x910 fs/fs-writeback.c:1486 writeback_single_inode+0x219/0x2f0 fs/fs-writeback.c:1565 sync_inode fs/fs-writeback.c:2602 [inline] sync_inode_metadata+0x75/0xa0 fs/fs-writeback.c:2622 ext4_fsync_nojournal fs/ext4/fsync.c:94 [inline] ext4_sync_file+0x47a/0x8b0 fs/ext4/fsync.c:172 vfs_fsync_range+0x7c/0x150 fs/sync.c:197 generic_write_sync include/linux/fs.h:2872 [inline] iomap_dio_complete+0x37a/0x3c0 fs/iomap/direct-io.c:120 iomap_dio_rw+0x8e3/0x9a0 fs/iomap/direct-io.c:569 ext4_dio_write_iter fs/ext4/file.c:532 [inline] ext4_file_write_iter+0xb84/0xd30 fs/ext4/file.c:640 call_write_iter include/linux/fs.h:1907 [inline] new_sync_write+0x303/0x400 fs/read_write.c:484 __vfs_write+0x9e/0xb0 fs/read_write.c:497 vfs_write fs/read_write.c:559 [inline] vfs_write+0x189/0x380 fs/read_write.c:543 ksys_write+0xc5/0x1a0 fs/read_write.c:612 __do_sys_write fs/read_write.c:624 [inline] __se_sys_write fs/read_write.c:621 [inline] __x64_sys_write+0x49/0x60 fs/read_write.c:621 do_syscall_64+0xc7/0x3b0 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x44/0xa9 read to 0xffff88809153b5c0 of 8 bytes by task 7055 on cpu 0: other_inode_match+0x6a/0x570 fs/ext4/inode.c:4875 find_inode_nowait+0x12f/0x160 fs/inode.c:1446 ext4_update_other_inodes_time fs/ext4/inode.c:4923 [inline] ext4_do_update_inode fs/ext4/inode.c:5049 [inline] ext4_mark_iloc_dirty+0x12ad/0x1580 fs/ext4/inode.c:5603 ext4_mark_inode_dirty+0xe6/0x420 fs/ext4/inode.c:5796 ext4_evict_inode+0x59f/0xa30 fs/ext4/inode.c:263 evict+0x238/0x3f0 fs/inode.c:576 iput_final fs/inode.c:1572 [inline] iput+0x36a/0x4d0 fs/inode.c:1598 do_unlinkat+0x388/0x550 fs/namei.c:3879 __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 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 7055 Comm: syz-executor.3 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2020/04/28 12:48 | https://github.com/google/ktsan.git kcsan | 7c3cd68e5d38 | e3ecea2e | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/02/26 03:54 | https://github.com/google/ktsan.git kcsan | 766d004d1b85 | 4f588111 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/02/21 05:19 | https://github.com/google/ktsan.git kcsan | b12d66a6c34f | bd2a74a3 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/02/07 04:20 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 06150bf1 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/02/01 11:56 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 326d4c78 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/01/31 00:34 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 5ed23f9a | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/01/28 21:43 | https://github.com/google/ktsan.git kcsan | 245a43005292 | c8e81ce4 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/01/23 17:44 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 11ebf937 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/01/18 22:48 | https://github.com/google/ktsan.git kcsan | 245a43005292 | bc8bc756 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/01/15 18:55 | https://github.com/google/ktsan.git kcsan | 245a43005292 | f9b69507 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/01/11 02:56 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 4c04afaa | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/01/06 03:04 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 438e1227 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2019/12/23 23:54 | https://github.com/google/ktsan.git kcsan | 245a43005292 | be5c2c81 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2019/12/18 09:17 | https://github.com/google/ktsan.git kcsan | 245a43005292 | 64ca0a37 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2019/12/12 23:52 | https://github.com/google/ktsan.git kcsan | ef798c30ba4e | 08003f64 | .config | console log | report | ci2-upstream-kcsan-gce |