[syzbot] Monthly kernfs report (Apr 2024)

[syzbot]

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

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