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🐞 Open [1158] 🐞 Fixed [4320] 🐞 Invalid [9657] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | KCSAN: data-race in __ext4_handle_dirty_metadata / jbd2_journal_update_sb_log_tail | 1 | 726d | 726d | 0/24 | auto-closed as invalid on 2021/03/13 20:27 | |||
upstream | KCSAN: data-race in __ext4_handle_dirty_metadata / jbd2_journal_update_sb_log_tail (3) | 2 | 268d | 270d | 0/24 | closed as invalid on 2022/05/13 11:20 |
================================================================== BUG: KCSAN: data-race in __ext4_handle_dirty_metadata / jbd2_journal_update_sb_log_tail write to 0xffff888102fd3000 of 8 bytes by task 1402 on cpu 1: jbd2_journal_update_sb_log_tail+0x176/0x1b0 fs/jbd2/journal.c:1689 jbd2_journal_commit_transaction+0x21e/0x3460 fs/jbd2/commit.c:430 kjournald2+0x263/0x480 fs/jbd2/journal.c:213 kthread+0x2c7/0x2e0 kernel/kthread.c:327 ret_from_fork+0x1f/0x30 read to 0xffff888102fd3000 of 8 bytes by task 22704 on cpu 0: is_journal_aborted include/linux/jbd2.h:1695 [inline] is_handle_aborted include/linux/jbd2.h:1702 [inline] __ext4_handle_dirty_metadata+0x14f/0x5a0 fs/ext4/ext4_jbd2.c:350 ext4_do_update_inode fs/ext4/inode.c:5106 [inline] ext4_mark_iloc_dirty+0x513/0x890 fs/ext4/inode.c:5694 ext4_xattr_set_handle+0xf77/0x1120 fs/ext4/xattr.c:2402 ext4_initxattrs+0x66/0xb0 fs/ext4/xattr_security.c:44 security_inode_init_security+0x1a9/0x260 security/security.c:1100 ext4_init_security+0x30/0x40 fs/ext4/xattr_security.c:58 __ext4_new_inode+0x29a3/0x2fc0 fs/ext4/ialloc.c:1325 ext4_symlink+0x2cc/0x700 fs/ext4/namei.c:3293 vfs_symlink+0x241/0x330 fs/namei.c:4248 do_symlinkat+0x104/0x380 fs/namei.c:4277 __do_sys_symlink fs/namei.c:4299 [inline] __se_sys_symlink fs/namei.c:4297 [inline] __x64_sys_symlink+0x52/0x60 fs/namei.c:4297 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x0000000000000038 -> 0x0000000000000230 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 22704 Comm: syz-executor.3 Not tainted 5.16.0-rc4-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 | 2021/12/12 20:56 | upstream | 90d9fbc16b69 | 49ca1f59 | .config | console log | report | info | KCSAN: data-race in __ext4_handle_dirty_metadata / jbd2_journal_update_sb_log_tail | |||
ci2-upstream-kcsan-gce | 2021/11/23 06:22 | upstream | 136057256686 | 545ab074 | .config | console log | report | info | KCSAN: data-race in __ext4_handle_dirty_metadata / jbd2_journal_update_sb_log_tail | |||
ci2-upstream-kcsan-gce | 2021/11/14 17:44 | upstream | c8c109546a19 | 75b04091 | .config | console log | report | info | KCSAN: data-race in __ext4_handle_dirty_metadata / jbd2_journal_update_sb_log_tail | |||
ci2-upstream-kcsan-gce | 2021/10/27 01:58 | upstream | 3906fe9bb7f1 | d50eb50a | .config | console log | report | info | KCSAN: data-race in __ext4_handle_dirty_metadata / jbd2_journal_update_sb_log_tail | |||
ci2-upstream-kcsan-gce | 2021/10/25 23:46 | upstream | 87066fdd2e30 | c1132b49 | .config | console log | report | info | KCSAN: data-race in __ext4_handle_dirty_metadata / jbd2_journal_update_sb_log_tail | |||
ci2-upstream-kcsan-gce | 2021/10/18 07:25 | upstream | cf52ad5ff16c | 0c5d9412 | .config | console log | report | info | KCSAN: data-race in __ext4_handle_dirty_metadata / jbd2_journal_update_sb_log_tail |