linux-kernel - Re: [syzbot] [f2fs?] KASAN: slab-out-of-bounds Read in f2fs

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Message-ID: <67799a86.050a0220.380ff0.0005.GAE@google.com>
Date: Sat, 04 Jan 2025 12:31:02 -0800
From: syzbot <syzbot+f5e74075e096e757bdbf@...kaller.appspotmail.com>
To: chao@...nel.org, jaegeuk@...nel.org, 
	linux-f2fs-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [f2fs?] KASAN: slab-out-of-bounds Read in f2fs_getxattr

syzbot has bisected this issue to:

commit 388a2a0640e16a8887f0d47dab207f344fbdb913
Author: Chao Yu <chao@...nel.org>
Date:   Thu Jun 6 09:55:51 2024 +0000

    f2fs: remove redundant sanity check in sanity_check_inode()

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=175f1418580000
start commit:   63676eefb7a0 Merge tag 'sched_ext-for-6.13-rc5-fixes' of g..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=14df1418580000
console output: https://syzkaller.appspot.com/x/log.txt?x=10df1418580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=ba7cde9482d6bb6
dashboard link: https://syzkaller.appspot.com/bug?extid=f5e74075e096e757bdbf
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1676430f980000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=13e34edf980000

Reported-by: syzbot+f5e74075e096e757bdbf@...kaller.appspotmail.com
Fixes: 388a2a0640e1 ("f2fs: remove redundant sanity check in sanity_check_inode()")

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