Re: [syzbot] [bcachefs?] UBSAN: array-index-out-of-bounds in bch2_accounting_validate

syzbot
2025-08-04T19:30:04Z

Hello,

syzbot tried to test the proposed patch but the build/boot failed:

failed to apply patch:
checking file fs/bcachefs/disk_accounting.c
checking file fs/bcachefs/sb-errors_format.h
Hunk #1 succeeded at 323 (offset -5 lines).
Hunk #2 FAILED at 337.
1 out of 2 hunks FAILED

Tested on:

commit: 35a813e0 Merge tag 'printk-for-6.17' of git://git.kern..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=cae1291240e8962a
dashboard link: https://syzkaller.appspot.com/bug?extid=cd063f869beedf5b9cd7
compiler:
patch: https://syzkaller.appspot.com/x/patch.diff?x=135082f0580000