[syzbot] Monthly fs report (Jul 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, 2 new issues were detected and 2 were fixed.
In total, 42 issues are still open and 636 have already been fixed.
There are also 11 low-priority issues.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 8553 Yes INFO: task hung in __iterate_supers
https://syzkaller.appspot.com/bug?extid=b10aefdd9ef275e9368d
<2> 3998 Yes INFO: task hung in synchronize_rcu (4)
https://syzkaller.appspot.com/bug?extid=222aa26d0a5dbc2e84fe
<3> 2678 Yes INFO: task hung in filename_create (4)
https://syzkaller.appspot.com/bug?extid=72c5cf124089bc318016
<4> 2024 Yes INFO: task hung in user_get_super (2)
https://syzkaller.appspot.com/bug?extid=ba09f4a317431df6cddf
<5> 1998 Yes INFO: task hung in lookup_slow (3)
https://syzkaller.appspot.com/bug?extid=7cfc6a4f6b025f710423
<6> 209 Yes WARNING in path_openat
https://syzkaller.appspot.com/bug?extid=be8872fcb764bf9fea73
<7> 20 Yes INFO: task hung in writeback_iter (3)
https://syzkaller.appspot.com/bug?extid=1e3ff4b07c16ca0f6fe2
<8> 6 No possible deadlock in page_cache_ra_order
https://syzkaller.appspot.com/bug?extid=8bd419f88e25ab12cb75
<9> 2 Yes INFO: rcu detected stall in __fsnotify_parent (3)
https://syzkaller.appspot.com/bug?extid=27ce6cc06c1311c152f5
<10> 102 No INFO: rcu detected stall in blkdev_release (3)
https://syzkaller.appspot.com/bug?extid=07d6f9c5d7633ed4a5c8

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