[syzbot] Monthly fs report (Aug 2026)

[syzbot] Monthly fs report (Aug 2026)

[syzbot]

Hello fs maintainers/developers,

This is a 31-day syzbot report for the fs subsystem.
All related reports/information can be found at:
https://syzkaller.appspot.com/upstream/s/fs

During the period, 13 new issues were detected and 0 were fixed.
In total, 51 issues are still open and 636 have already been fixed.
There are also 20 low-priority issues.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  8671    Yes   INFO: task hung in __iterate_supers
                   https://syzkaller.appspot.com/bug?extid=b10aefdd9ef275e9368d
<2>  4270    Yes   INFO: task hung in synchronize_rcu (4)
                   https://syzkaller.appspot.com/bug?extid=222aa26d0a5dbc2e84fe
<3>  2681    Yes   INFO: task hung in filename_create (4)
                   https://syzkaller.appspot.com/bug?extid=72c5cf124089bc318016
<4>  2029    Yes   INFO: task hung in user_get_super (2)
                   https://syzkaller.appspot.com/bug?extid=ba09f4a317431df6cddf
<5>  1999    Yes   INFO: task hung in lookup_slow (3)
                   https://syzkaller.appspot.com/bug?extid=7cfc6a4f6b025f710423
<6>  212     Yes   WARNING in path_openat
                   https://syzkaller.appspot.com/bug?extid=be8872fcb764bf9fea73
<7>  16      Yes   VFS: Close: file count is zero (use-after-free) (2)
                   https://syzkaller.appspot.com/bug?extid=592c653b056459925299
<8>  16      Yes   general protection fault in __simple_recursive_removal (2)
                   https://syzkaller.appspot.com/bug?extid=cc460646984184ad435a
<9>  13      Yes   KASAN: slab-use-after-free Read in lockref_get (2)
                   https://syzkaller.appspot.com/bug?extid=227dbc9afd022922d624
<10> 11      Yes   KASAN: use-after-free Read in hpfs_count_dnodes
                   https://syzkaller.appspot.com/bug?extid=7d1563afac6cb196a444

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