Re: [syzbot] [bcachefs?] UBSAN: shift-out-of-bounds in bch2_alloc_to_text

From: syzbot
Date: Mon Oct 21 2024 - 10:00:21 EST


Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-by: syzbot+7f45fa9805c40db3f108@xxxxxxxxxxxxxxxxxxxxxxxxx
Tested-by: syzbot+7f45fa9805c40db3f108@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: 42f7652d Linux 6.12-rc4
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=103fe430580000
kernel config: https://syzkaller.appspot.com/x/.config?x=fc6f8ce8c5369043
dashboard link: https://syzkaller.appspot.com/bug?extid=7f45fa9805c40db3f108
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
patch: https://syzkaller.appspot.com/x/patch.diff?x=10c76a40580000

Note: testing is done by a robot and is best-effort only.