linux-kernel - Re: [syzbot] upstream boot error: BUG: unable to handle kernel NULL pointer dereference in load

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Message-ID: <000000000000c9b00205fb096c09@google.com>
Date:   Sat, 06 May 2023 10:06:21 -0700
From:   syzbot <syzbot+d4b00edc2d0c910d4bf4@...kaller.appspotmail.com>
To:     andriy.shevchenko@...ux.intel.com, ardb@...nel.org,
        dvyukov@...gle.com, linux-kernel@...r.kernel.org,
        linux@...musvillemoes.dk, nogikh@...gle.com,
        syzkaller-bugs@...glegroups.com, yury.norov@...il.com
Subject: Re: [syzbot] upstream boot error: BUG: unable to handle kernel NULL
 pointer dereference in load_balance

Hello,

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

Reported-and-tested-by: syzbot+d4b00edc2d0c910d4bf4@...kaller.appspotmail.com

Tested on:

commit:         f4fd69d8 ARM: vfp: avoid unbalanced stack on 'success'..
git tree:       git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git
kernel config:  https://syzkaller.appspot.com/x/.config?x=c8dd4e2cced46f7e
dashboard link: https://syzkaller.appspot.com/bug?extid=d4b00edc2d0c910d4bf4
compiler:       arm-linux-gnueabi-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
userspace arch: arm

Note: no patches were applied.
Note: testing is done by a robot and is best-effort only.