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🐞 Open [1167] 🐞 Fixed [4326] 🐞 Invalid [9672] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in jbd2_journal_commit_transaction / jbd2_log_wait_commit (4) | 4 | 272d | 274d | 0/24 | closed as invalid on 2022/05/13 11:20 | |||
upstream | KCSAN: data-race in jbd2_journal_commit_transaction / jbd2_log_wait_commit (3) | 4 | 369d | 371d | 0/24 | auto-closed as invalid on 2022/03/10 19:58 | |||
upstream | KCSAN: data-race in jbd2_journal_commit_transaction / jbd2_log_wait_commit (2) | 76 | 414d | 437d | 0/24 | auto-closed as invalid on 2022/01/25 10:22 |
================================================================== BUG: KCSAN: data-race in jbd2_journal_commit_transaction / jbd2_log_wait_commit write to 0xffff88814485d000 of 8 bytes by task 4812 on cpu 0: jbd2_journal_commit_transaction+0x228/0x3290 fs/jbd2/commit.c:443 kjournald2+0x263/0x480 fs/jbd2/journal.c:213 kthread+0x20b/0x230 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 read to 0xffff88814485d000 of 8 bytes by task 10071 on cpu 1: is_journal_aborted include/linux/jbd2.h:1647 [inline] jbd2_log_wait_commit+0x1b8/0x200 fs/jbd2/journal.c:718 jbd2_complete_transaction+0xf5/0x100 fs/jbd2/journal.c:846 ext4_fc_commit+0x238/0x18d0 fs/ext4/fast_commit.c:1211 ext4_fsync_journal fs/ext4/fsync.c:115 [inline] ext4_sync_file+0x336/0x6e0 fs/ext4/fsync.c:174 vfs_fsync_range+0x107/0x120 fs/sync.c:200 generic_write_sync include/linux/fs.h:2843 [inline] ext4_buffered_write_iter+0x38f/0x3e0 fs/ext4/file.c:277 ext4_file_write_iter+0x48a/0x10b0 fs/ext4/file.c:502 call_write_iter include/linux/fs.h:1977 [inline] do_iter_readv_writev+0x2cb/0x360 fs/read_write.c:740 do_iter_write+0x112/0x4c0 fs/read_write.c:866 vfs_iter_write+0x4c/0x70 fs/read_write.c:907 iter_file_splice_write+0x40a/0x750 fs/splice.c:689 do_splice_from fs/splice.c:767 [inline] direct_splice_actor+0x80/0xa0 fs/splice.c:936 splice_direct_to_actor+0x345/0x650 fs/splice.c:891 do_splice_direct+0xf5/0x170 fs/splice.c:979 do_sendfile+0x7a6/0xe20 fs/read_write.c:1260 __do_sys_sendfile64 fs/read_write.c:1325 [inline] __se_sys_sendfile64 fs/read_write.c:1311 [inline] __x64_sys_sendfile64+0xf2/0x130 fs/read_write.c:1311 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 10071 Comm: syz-executor.2 Not tainted 5.12.0-rc2-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 | 2021/03/07 22:18 | upstream | 144c79ef3353 | 09fbf400 | .config | console log | report | info | KCSAN: data-race in jbd2_journal_commit_transaction / jbd2_log_wait_commit | |||
ci2-upstream-kcsan-gce | 2021/03/07 20:34 | upstream | a38fd8748464 | 09fbf400 | .config | console log | report | info | KCSAN: data-race in jbd2_journal_commit_transaction / jbd2_log_wait_commit |