linux-kernel - Re: [syzbot] [overlayfs?] WARNING in ovl

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Message-ID: <6878aa77.a70a0220.693ce.0040.GAE@google.com>
Date: Thu, 17 Jul 2025 00:47:03 -0700
From: syzbot <syzbot+4125590f2a9f5b3cdf43@...kaller.appspotmail.com>
To: amir73il@...il.com, brauner@...nel.org, eadavis@...com, jack@...e.cz, 
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-unionfs@...r.kernel.org, lizhi.xu@...driver.com, miklos@...redi.hu, 
	stephen.smalley.work@...il.com, syzkaller-bugs@...glegroups.com, 
	viro@...iv.linux.org.uk
Subject: Re: [syzbot] [overlayfs?] WARNING in ovl_listxattr

syzbot suspects this issue was fixed by commit:

commit 800d0b9b6a8b1b354637b4194cc167ad1ce2bdd3
Author: Stephen Smalley <stephen.smalley.work@...il.com>
Date:   Thu Jun 5 16:51:16 2025 +0000

    fs/xattr.c: fix simple_xattr_list()

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=173de382580000
start commit:   e9565e23cd89 Merge tag 'sched_ext-for-6.15-rc6-fixes' of g..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=5929ac65be9baf3c
dashboard link: https://syzkaller.appspot.com/bug?extid=4125590f2a9f5b3cdf43
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12cb6af4580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1301f670580000

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

#syz fix: fs/xattr.c: fix simple_xattr_list()

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