linux-kernel - Re: KMSAN: uninit-value in ax88172a

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Message-ID: <1571320940.5264.11.camel@suse.com>
Date:   Thu, 17 Oct 2019 16:02:20 +0200
From:   Oliver Neukum <oneukum@...e.com>
To:     syzbot <syzbot+a8d4acdad35e6bbca308@...kaller.appspotmail.com>,
        davem@...emloft.net, swinslow@...il.com, glider@...gle.com,
        syzkaller-bugs@...glegroups.com, opensource@...ayne.com,
        tglx@...utronix.de, gregkh@...uxfoundation.org,
        allison@...utok.net, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: KMSAN: uninit-value in ax88172a_bind

Am Montag, den 14.10.2019, 22:10 -0700 schrieb syzbot:
> Hello,
> 
> syzbot found the following crash on:
> 
> HEAD commit:    fa169025 kmsan: get rid of unused static functions in kmsa..
> git tree:       https://github.com/google/kmsan.git master
> console output: https://syzkaller.appspot.com/x/log.txt?x=1432a653600000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=49548798e87d32d7
> dashboard link: https://syzkaller.appspot.com/bug?extid=a8d4acdad35e6bbca308
> compiler:       clang version 9.0.0 (/home/glider/llvm/clang  
> 80fee25776c2fb61e74c1ecb1a523375c2500b69)
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=14743a6f600000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=125bdbc7600000
> 
> IMPORTANT: if you fix the bug, please add the following tag to the commit:
> Reported-by: syzbot+a8d4acdad35e6bbca308@...kaller.appspotmail.com

#syz test: https://github.com/google/kmsan.git fa169025


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