Re: [syzbot] [bcachefs?] UBSAN: shift-out-of-bounds in bch2_sb_dev_has_data

From: syzbot
Date: Tue May 14 2024 - 21:45:13 EST


Hello,

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

Reported-and-tested-by: syzbot+249018ea545364f78d04@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: b47c1823 Merge tag 'fsverity-for-linus' of git://git.k..
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=143d3084980000
kernel config: https://syzkaller.appspot.com/x/.config?x=81bc9f1b05e6fe63
dashboard link: https://syzkaller.appspot.com/bug?extid=249018ea545364f78d04
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
patch: https://syzkaller.appspot.com/x/patch.diff?x=134cb5b8980000

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