linux-kernel - Re: [syzbot] [erofs?] KMSAN: uninit-value in z_erofs_lz4

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Date: Thu, 01 Feb 2024 21:58:05 -0800
From: syzbot <syzbot+88ad8b0517a9d3bb9dc8@...kaller.appspotmail.com>
To: eadavis@...com, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [erofs?] KMSAN: uninit-value in z_erofs_lz4_decompress (3)

Hello,

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

failed to apply patch:
checking file fs/erofs/decompressor.c
Hunk #1 FAILED at 252.
1 out of 1 hunk FAILED

Tested on:

commit:         02153319 Kconfig: Disable -Wstringop-overflow for GCC ..
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
kernel config:  https://syzkaller.appspot.com/x/.config?x=656820e61b758b15
dashboard link: https://syzkaller.appspot.com/bug?extid=88ad8b0517a9d3bb9dc8
compiler:       
patch:          https://syzkaller.appspot.com/x/patch.diff?x=15eb0838180000