linux-kernel - Re: [syzbot] [arm] BUG: bad usercopy in fpa

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Date: Fri, 05 Apr 2024 07:25:03 -0700
From: syzbot <syzbot+cb76c2983557a07cdb14@...kaller.appspotmail.com>
To: keescook@...omium.org, linux-kernel@...r.kernel.org, 
	penguin-kernel@...ove.sakura.ne.jp, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [arm] BUG: bad usercopy in fpa_set

Hello,

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

Reported-and-tested-by: syzbot+cb76c2983557a07cdb14@...kaller.appspotmail.com

Tested on:

commit:         8cb4a9a8 x86/cpufeatures: Add CPUID_LNX_5 to track rec..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=14d6c52d180000
kernel config:  https://syzkaller.appspot.com/x/.config?x=39e01873cab062c1
dashboard link: https://syzkaller.appspot.com/bug?extid=cb76c2983557a07cdb14
compiler:       arm-linux-gnueabi-gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
userspace arch: arm
patch:          https://syzkaller.appspot.com/x/patch.diff?x=14c42099180000

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