Hello overlayfs maintainers/developers, This is a 31-day syzbot report for the overlayfs subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/overlayfs During the period, 1 new issues were detected and 0 were fixed. In total, 3 issues are still open and 26 have been fixed so far. Some of the still happening issues: Ref Crashes Repro Title <1> 21 Yes BUG: unable to handle kernel NULL pointer dereference in __lookup_slow (3) https://syzkaller.appspot.com/bug?extid=94891a5155abdf6821b7 <2> 7 No possible deadlock in ovl_copy_up_start (4) https://syzkaller.appspot.com/bug?extid=6d34d0b636fea8b593eb <3> 4 No KASAN: slab-use-after-free Read in ovl_dentry_update_reval https://syzkaller.appspot.com/bug?extid=316db8a1191938280eb6 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. To disable reminders for individual bugs, reply with the following command: #syz set <Ref> no-reminders To change bug's subsystems, reply with: #syz set <Ref> subsystems: new-subsystem You may send multiple commands in a single email message.
