[syzbot-moderation] Monthly gfs2 report (Oct 2025)

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12:32 AM (19 hours ago) 12:32 AM
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Hello gfs2 maintainers/developers,

This is a 31-day syzbot report for the gfs2 subsystem.
All related reports/information can be found at:
https://syzkaller.appspot.com/upstream/s/gfs2

During the period, 3 new issues were detected and 0 were fixed.
In total, 34 issues are still open and 39 have already been fixed.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 1413 Yes kernel BUG in gfs2_glock_nq (2)
https://syzkaller.appspot.com/bug?extid=70f4e455dee59ab40c80
<2> 641 Yes INFO: task hung in __gfs2_lookup
https://syzkaller.appspot.com/bug?extid=8a86bdd8c524e46ff97a
<3> 477 Yes WARNING in vfs_setxattr (3)
https://syzkaller.appspot.com/bug?extid=5ce48a14916462cec450
<4> 409 No kernel BUG in __gfs2_glock_put (2)
https://syzkaller.appspot.com/bug?extid=ef4ad020dc976d178975
<5> 381 Yes KASAN: stack-out-of-bounds Read in gfs2_dump_glock
https://syzkaller.appspot.com/bug?extid=7efd59a5a532c57037e6
<6> 291 Yes kernel BUG in gfs2_jindex_free (2)
https://syzkaller.appspot.com/bug?extid=150563285f78ac3e9bd4
<7> 195 Yes WARNING in do_mknodat (3)
https://syzkaller.appspot.com/bug?extid=0cee785b798102696a4b
<8> 137 Yes WARNING in chown_common
https://syzkaller.appspot.com/bug?extid=04c2672c56fbb9401640
<9> 98 Yes KASAN: slab-use-after-free Read in gfs2_invalidate_folio
https://syzkaller.appspot.com/bug?extid=3a36aeabd31497d63f6e
<10> 66 Yes KASAN: slab-use-after-free Read in folio_evictable (3)
https://syzkaller.appspot.com/bug?extid=4c7590f1cee06597e43a

The report will be sent to: [gf...@lists.linux.dev linux-...@vger.kernel.org].

---
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 syzk...@googlegroups.com.

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

If the report looks fine to you, reply with:
#syz upstream

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#syz regenerate

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