Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in __ext4_update_other_inode_time / writeback_single_inode (2) ext4 | 23 | 904d | 1091d | 0/26 | auto-closed as invalid on 2021/10/31 18:09 |
syzbot |
sign-in | mailing list | source | docs |
🐞 Open [941] ≡ Subsystems 🐞 Fixed [5127] 🐞 Invalid [12267] ⬇ Missing Backports [84] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes | 💬 Send us feedback |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in __ext4_update_other_inode_time / writeback_single_inode (2) ext4 | 23 | 904d | 1091d | 0/26 | auto-closed as invalid on 2021/10/31 18:09 |
================================================================== BUG: KCSAN: data-race in __ext4_update_other_inode_time / writeback_single_inode write to 0xffff8880163c0678 of 8 bytes by task 14736 on cpu 1: writeback_single_inode+0x109/0x580 fs/fs-writeback.c:1569 sync_inode fs/fs-writeback.c:2604 [inline] sync_inode_metadata+0x52/0x70 fs/fs-writeback.c:2624 ext4_fsync_nojournal fs/ext4/fsync.c:92 [inline] ext4_sync_file+0x359/0x6e0 fs/ext4/fsync.c:170 vfs_fsync_range+0x107/0x120 fs/sync.c:200 generic_write_sync include/linux/fs.h:2737 [inline] ext4_buffered_write_iter+0x384/0x3d0 fs/ext4/file.c:278 ext4_file_write_iter+0x45e/0x1090 fs/ext4/file.c:503 call_write_iter include/linux/fs.h:1901 [inline] do_iter_readv_writev+0x2cb/0x360 fs/read_write.c:740 do_iter_write+0x112/0x4b0 fs/read_write.c:866 vfs_iter_write+0x4c/0x70 fs/read_write.c:907 iter_file_splice_write+0x42a/0x780 fs/splice.c:686 do_splice_from fs/splice.c:764 [inline] direct_splice_actor+0x80/0xa0 fs/splice.c:933 splice_direct_to_actor+0x345/0x650 fs/splice.c:888 do_splice_direct+0xf5/0x170 fs/splice.c:976 do_sendfile+0x5db/0xca0 fs/read_write.c:1257 __do_sys_sendfile64 fs/read_write.c:1318 [inline] __se_sys_sendfile64 fs/read_write.c:1304 [inline] __x64_sys_sendfile64+0xf2/0x130 fs/read_write.c:1304 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 read to 0xffff8880163c0678 of 8 bytes by task 14759 on cpu 0: __ext4_update_other_inode_time+0x45/0x550 fs/ext4/inode.c:4964 ext4_update_other_inodes_time fs/ext4/inode.c:5011 [inline] ext4_do_update_inode fs/ext4/inode.c:5140 [inline] ext4_mark_iloc_dirty+0x1276/0x16e0 fs/ext4/inode.c:5725 __ext4_mark_inode_dirty+0x4cd/0x5d0 fs/ext4/inode.c:5919 ext4_dirty_inode+0xa6/0xc0 fs/ext4/inode.c:5955 __mark_inode_dirty+0x72/0x6b0 fs/fs-writeback.c:2262 mark_inode_dirty_sync include/linux/fs.h:2186 [inline] dquot_claim_block include/linux/quotaops.h:364 [inline] ext4_da_update_reserve_space+0x160/0x2e0 fs/ext4/inode.c:380 ext4_ext_map_blocks+0x1858/0x1fc0 fs/ext4/extents.c:4291 ext4_map_blocks+0x700/0xfc0 fs/ext4/inode.c:637 mpage_map_one_extent+0x10d/0x390 fs/ext4/inode.c:2396 mpage_map_and_submit_extent fs/ext4/inode.c:2449 [inline] ext4_writepages+0xa51/0x1e50 fs/ext4/inode.c:2801 do_writepages+0x7b/0x150 mm/page-writeback.c:2352 __filemap_fdatawrite_range+0x19d/0x1d0 mm/filemap.c:422 file_write_and_wait_range+0x9f/0x120 mm/filemap.c:761 ext4_sync_file+0x105/0x6e0 fs/ext4/fsync.c:151 vfs_fsync_range+0x107/0x120 fs/sync.c:200 generic_write_sync include/linux/fs.h:2737 [inline] ext4_buffered_write_iter+0x384/0x3d0 fs/ext4/file.c:278 ext4_file_write_iter+0x45e/0x1090 fs/ext4/file.c:503 call_write_iter include/linux/fs.h:1901 [inline] do_iter_readv_writev+0x2cb/0x360 fs/read_write.c:740 do_iter_write+0x112/0x4b0 fs/read_write.c:866 vfs_iter_write+0x4c/0x70 fs/read_write.c:907 iter_file_splice_write+0x42a/0x780 fs/splice.c:686 do_splice_from fs/splice.c:764 [inline] direct_splice_actor+0x80/0xa0 fs/splice.c:933 splice_direct_to_actor+0x345/0x650 fs/splice.c:888 do_splice_direct+0xf5/0x170 fs/splice.c:976 do_sendfile+0x5db/0xca0 fs/read_write.c:1257 __do_sys_sendfile64 fs/read_write.c:1312 [inline] __se_sys_sendfile64 fs/read_write.c:1304 [inline] __x64_sys_sendfile64+0xa9/0x130 fs/read_write.c:1304 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 14759 Comm: syz-executor.2 Not tainted 5.11.0-rc5-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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2021/01/28 14:52 | upstream | 76c057c84d28 | eefc07f2 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in __ext4_update_other_inode_time / writeback_single_inode | |||
2021/01/26 18:05 | upstream | 13391c60da33 | 55a7d4df | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in __ext4_update_other_inode_time / writeback_single_inode | |||
2021/01/25 10:42 | upstream | 6ee1d745b7c9 | 52e37319 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in __ext4_update_other_inode_time / writeback_single_inode | |||
2021/01/22 23:18 | upstream | 83d09ad4b950 | 52e37319 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in __ext4_update_other_inode_time / writeback_single_inode | |||
2021/01/15 03:11 | upstream | 146620506274 | 468dbb55 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2021/01/13 22:49 | upstream | 65f0d2414b70 | a945f0a3 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2021/01/10 21:12 | upstream | 0653161f0fac | 2c1f2513 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2021/01/07 00:17 | upstream | 71c061d24438 | c104d4a3 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2021/01/05 14:38 | upstream | 36bbbd0e234d | a0234d98 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2021/01/02 23:42 | upstream | 3516bd729358 | 79264ae3 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/12/24 01:21 | upstream | 58cf05f597b0 | c2c1d1dd | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/12/19 04:20 | upstream | 3644e2d2dda7 | 04201c06 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/12/18 17:59 | upstream | a409ed156a90 | 04201c06 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/12/17 10:28 | upstream | accefff5b547 | 04201c06 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/12/16 21:38 | upstream | 5e60366d56c6 | 04201c06 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/12/13 21:33 | upstream | ec6f5e0e5ca0 | 8f160dd5 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/12/13 09:31 | upstream | 6bff9bb8a292 | bca53db9 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/12/08 22:22 | upstream | 7d8761ba27fc | 40cc414d | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/12/08 09:30 | upstream | cd796ed33450 | 9af51e31 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/12/05 10:35 | upstream | b3298500b23f | 0ef84591 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/11/30 06:07 | upstream | b65054597872 | a0092f9d | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/11/30 06:06 | upstream | b65054597872 | a0092f9d | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/10/29 08:00 | upstream | 23859ae44402 | f24824d3 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/10/03 12:44 | upstream | d3d45f8220d6 | 2653fa43 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/09/15 22:25 | upstream | fc4f28bb3daf | 18d7d030 | .config | console log | report | info | ci2-upstream-kcsan-gce | ||||
2020/09/06 21:11 | upstream | dd9fb9bb3340 | abf9ba4f | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/08/27 06:19 | upstream | 15bc20c6af4c | 816e0689 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/08/22 07:51 | upstream | f873db9acd3c | 6436ce4b | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/08/17 07:03 | upstream | 2cc3c4b3c2e9 | 5ce13532 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/08/14 14:01 | upstream | a1d21081a60d | 5ce13532 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/08/11 05:56 | upstream | 4bcf69e57063 | d3694ffb | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/08/10 12:00 | upstream | fc80c51fd4b2 | 7adc7b65 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/08/02 04:19 | upstream | d52daa8620c6 | 8df85ed9 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/07/30 10:51 | upstream | 83bdc7275e62 | b0947553 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/07/18 05:05 | upstream | 6a70f89cc58f | 9c812472 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/07/12 01:46 | upstream | 0aea6d5c5be3 | 7ba05d2d | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/07/05 02:07 | upstream | 35e884f89df4 | 24d7f505 | .config | console log | report | ci2-upstream-kcsan-gce | |||||
2020/06/28 02:41 | upstream | 916a3b0fc120 | a2cdad9d | .config | console log | report | ci2-upstream-kcsan-gce |