[syzbot] Monthly fs report (Mar 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, 1 new issues were detected and 2 were fixed.
In total, 59 issues are still open and 631 have already been fixed.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 19138 Yes WARNING in path_noexec (2)
https://syzkaller.appspot.com/bug?extid=a9391462075ffb9f77c6
<2> 6953 Yes WARNING in inc_nlink (3)
https://syzkaller.appspot.com/bug?extid=2b3af42c0644df1e4da9
<3> 6821 Yes possible deadlock in input_event (2)
https://syzkaller.appspot.com/bug?extid=d4c06e848a1c1f9f726f
<4> 6409 Yes INFO: task hung in __iterate_supers
https://syzkaller.appspot.com/bug?extid=b10aefdd9ef275e9368d
<5> 4748 Yes INFO: task hung in path_openat (7)
https://syzkaller.appspot.com/bug?extid=950a0cdaa2fdd14f5bdc
<6> 2554 Yes INFO: task hung in synchronize_rcu (4)
https://syzkaller.appspot.com/bug?extid=222aa26d0a5dbc2e84fe
<7> 2540 Yes INFO: task hung in filename_create (4)
https://syzkaller.appspot.com/bug?extid=72c5cf124089bc318016
<8> 1956 Yes INFO: task hung in lookup_slow (3)
https://syzkaller.appspot.com/bug?extid=7cfc6a4f6b025f710423
<9> 1683 Yes kernel BUG in __filemap_add_folio
https://syzkaller.appspot.com/bug?extid=4d3cc33ef7a77041efa6
<10> 1310 Yes INFO: task hung in user_get_super (2)
https://syzkaller.appspot.com/bug?extid=ba09f4a317431df6cddf

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