syzbot |
sign-in | mailing list | source | docs |
🐞 Open [982] ≡ Subsystems 🐞 Fixed [4882] 🐞 Invalid [11684] ⬇ Missing Backports [76] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes | 💬 Send us feedback |
================================================================== BUG: KCSAN: data-race in __writeback_single_inode / inode_io_list_del write to 0xffff888132abc3f0 of 8 bytes by task 1827 on cpu 0: inode_io_list_del+0x62/0x200 fs/fs-writeback.c:1275 evict+0xad/0x410 fs/inode.c:651 iput_final fs/inode.c:1744 [inline] iput+0x3ef/0x580 fs/inode.c:1770 d_delete_notify include/linux/fsnotify.h:261 [inline] vfs_rmdir+0x270/0x320 fs/namei.c:4032 do_rmdir+0x18d/0x330 fs/namei.c:4080 __do_sys_rmdir fs/namei.c:4099 [inline] __se_sys_rmdir fs/namei.c:4097 [inline] __x64_sys_rmdir+0x2c/0x30 fs/namei.c:4097 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 read to 0xffff888132abc3f0 of 8 bytes by task 26906 on cpu 1: __writeback_single_inode+0x10c/0x590 fs/fs-writeback.c:1638 writeback_sb_inodes+0x677/0xdf0 fs/fs-writeback.c:1891 wb_writeback+0x26b/0x650 fs/fs-writeback.c:2064 wb_do_writeback+0x101/0x560 fs/fs-writeback.c:2207 wb_workfn+0xc8/0x440 fs/fs-writeback.c:2248 process_one_work+0x3f6/0x960 kernel/workqueue.c:2307 worker_thread+0x616/0xa70 kernel/workqueue.c:2454 kthread+0x1bf/0x1e0 kernel/kthread.c:377 ret_from_fork+0x1f/0x30 value changed: 0x0000000000020081 -> 0x00000000000000a1 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 26906 Comm: kworker/u4:42 Not tainted 5.17.0-rc6-syzkaller-00242-g0014404f9c18-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: writeback wb_workfn (flush-8:0) ==================================================================
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2022/03/06 08:01 | upstream | 0014404f9c18 | 7bdd8b2c | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in __writeback_single_inode / inode_io_list_del | |||
2022/02/08 07:30 | upstream | 2ade8eef993c | a7dab638 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in __writeback_single_inode / inode_io_list_del | |||
2022/01/05 13:36 | upstream | c9e6606c7fe9 | 0a2584dd | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in __writeback_single_inode / inode_io_list_del | |||
2021/12/15 10:31 | upstream | 5472f14a3742 | f752fb53 | .config | console log | report | info | ci2-upstream-kcsan-gce | KCSAN: data-race in __writeback_single_inode / inode_io_list_del |