linux-kernel - [syzbot] Monthly fs report (Oct 2025)

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Message-ID: <69047980.050a0220.e9cb8.0006.GAE@google.com>
Date: Fri, 31 Oct 2025 01:55:28 -0700
From: syzbot <syzbot+list0377cc5e08cc9b971109@...kaller.appspotmail.com>
To: linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly fs report (Oct 2025)

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, 5 new issues were detected and 1 were fixed.
In total, 59 issues are still open and 398 have already been fixed.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  7013    Yes   BUG: sleeping function called from invalid context in hook_sb_delete
                   https://syzkaller.appspot.com/bug?extid=12479ae15958fc3f54ec
<2>  6890    Yes   WARNING in inc_nlink (3)
                   https://syzkaller.appspot.com/bug?extid=2b3af42c0644df1e4da9
<3>  6341    Yes   possible deadlock in input_event (2)
                   https://syzkaller.appspot.com/bug?extid=d4c06e848a1c1f9f726f
<4>  4584    Yes   INFO: task hung in path_openat (7)
                   https://syzkaller.appspot.com/bug?extid=950a0cdaa2fdd14f5bdc
<5>  4464    Yes   BUG: unable to handle kernel NULL pointer dereference in filemap_read_folio (4)
                   https://syzkaller.appspot.com/bug?extid=09b7d050e4806540153d
<6>  4309    Yes   WARNING in path_noexec (2)
                   https://syzkaller.appspot.com/bug?extid=a9391462075ffb9f77c6
<7>  3776    Yes   INFO: task hung in __iterate_supers
                   https://syzkaller.appspot.com/bug?extid=b10aefdd9ef275e9368d
<8>  3646    Yes   INFO: task hung in page_cache_ra_unbounded (2)
                   https://syzkaller.appspot.com/bug?extid=265e1cae90f8fa08f14d
<9>  2852    Yes   KASAN: use-after-free Read in hpfs_get_ea
                   https://syzkaller.appspot.com/bug?extid=fa88eb476e42878f2844
<10> 2314    Yes   INFO: task hung in filename_create (4)
                   https://syzkaller.appspot.com/bug?extid=72c5cf124089bc318016

---
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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