Hello kernfs maintainers/developers, This is a 31-day syzbot report for the kernfs subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/kernfs During the period, 1 new issues were detected and 0 were fixed. In total, 12 issues are still open and 20 have been fixed so far. Some of the still happening issues: Ref Crashes Repro Title <1> 175 No possible deadlock in lookup_slow (3) https://syzkaller.appspot.com/bug?extid=65459fd3b61877d717a3 <2> 38 Yes KASAN: use-after-free Read in kernfs_add_one https://syzkaller.appspot.com/bug?extid=ef17b5b364116518fd65 <3> 36 Yes INFO: rcu detected stall in sys_openat (3) https://syzkaller.appspot.com/bug?extid=23d96fb466ad56cbb5e5 <4> 7 No possible deadlock in mnt_want_write (3) https://syzkaller.appspot.com/bug?extid=3800901c18018cf7ff68 --- 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.