linux-kernel - [syzbot] Monthly gfs2 report (Aug 2025)

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Message-ID: <689dd9b0.050a0220.17479b.0005.GAE@google.com>
Date: Thu, 14 Aug 2025 05:42:24 -0700
From: syzbot <syzbot+listf579ade1619e81d82873@...kaller.appspotmail.com>
To: gfs2@...ts.linux.dev, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly gfs2 report (Aug 2025)

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, 2 new issues were detected and 2 were fixed.
In total, 23 issues are still open and 39 have already been fixed.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  1397    Yes   kernel BUG in gfs2_glock_nq (2)
                   https://syzkaller.appspot.com/bug?extid=70f4e455dee59ab40c80
<2>  367     Yes   KASAN: stack-out-of-bounds Read in gfs2_dump_glock
                   https://syzkaller.appspot.com/bug?extid=7efd59a5a532c57037e6
<3>  303     Yes   INFO: task hung in __gfs2_lookup
                   https://syzkaller.appspot.com/bug?extid=8a86bdd8c524e46ff97a
<4>  237     No    kernel BUG in __gfs2_glock_put (2)
                   https://syzkaller.appspot.com/bug?extid=ef4ad020dc976d178975
<5>  56      No    WARNING in gfs2_put_super
                   https://syzkaller.appspot.com/bug?extid=56182be23469e01affbc
<6>  55      Yes   KASAN: slab-use-after-free Read in folio_evictable (3)
                   https://syzkaller.appspot.com/bug?extid=4c7590f1cee06597e43a
<7>  44      Yes   KASAN: slab-use-after-free Read in gfs2_invalidate_folio
                   https://syzkaller.appspot.com/bug?extid=3a36aeabd31497d63f6e
<8>  33      Yes   WARNING in gfs2_ri_update (2)
                   https://syzkaller.appspot.com/bug?extid=7567dc5c8aa8f68bde74
<9>  29      Yes   INFO: task hung in gfs2_glock_nq
                   https://syzkaller.appspot.com/bug?extid=dbb72d38131e90dc1f66
<10> 27      Yes   kernel BUG in qd_put (3)
                   https://syzkaller.appspot.com/bug?extid=0423714c06c369318794

---
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 syzkaller@...glegroups.com.

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