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From: syzbot <syzbot+f0b58a1f5075a90dd9a5@syzkaller.appspotmail.com>
To: adilger.kernel@dilger.ca, jack@suse.cz,
	libaokun@linux.alibaba.com,  linux-ext4@vger.kernel.org,
	linux-kernel@vger.kernel.org,  ojaswin@linux.ibm.com,
	ritesh.list@gmail.com, syzkaller-bugs@googlegroups.com,
	 tytso@mit.edu, yi.zhang@huawei.com, yun.zhou@windriver.com
Subject: Re: [syzbot] [ext4?] possible deadlock in ext4_xattr_set_handle (7)
Date: Thu, 22 Oct 2026 21:20:03 -0700	[thread overview]
Message-ID: <6adae073.d1cee5ca.8df35.0001.GAE@google.com> (raw)
In-Reply-To: <691591fd.a70a0220.3124cb.0020.GAE@google.com>

syzbot suspects this issue was fixed by commit:

commit 7461c60b9c6a839b13ad4c3490681a0cf5aa0637
Author: Yun Zhou <yun.zhou@windriver.com>
Date:   Tue Jun 23 06:19:02 2026 +0000

    ext4: skip extra isize expansion during mount to prevent deadlock

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=124e0a95580000
start commit:   61c03dfde854 Merge tag 'ntfs-for-7.2-rc3' of git://git.ker..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=98da55a882774dfe
dashboard link: https://syzkaller.appspot.com/bug?extid=f0b58a1f5075a90dd9a5
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=165aeb89580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=10185432580000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: ext4: skip extra isize expansion during mount to prevent deadlock

For information about bisection process see: https://goo.gl/tpsmEJ#bisection

  parent reply	other threads:[~2026-10-23  4:20 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-13  8:08 [syzbot] [ext4?] possible deadlock in ext4_xattr_set_handle (7) syzbot
2025-12-21 18:39 ` syzbot
2026-06-09  8:41 ` Forwarded: test syzbot
2026-10-23  4:20 ` syzbot [this message]
     [not found] <36795559-b70e-4c03-b547-a355ca7f20e9@windriver.com>
2026-06-09  9:48 ` [syzbot] [ext4?] possible deadlock in ext4_xattr_set_handle (7) syzbot

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