From: syzbot <syzbot+7f067c796eee2acbc57a@syzkaller.appspotmail.com>
To: aarcange@redhat.com, akpm@linux-foundation.org,
christian@brauner.io, davem@davemloft.net,
ebiederm@xmission.com, elena.reshetova@intel.com, guro@fb.com,
hch@infradead.org, james.bottomley@hansenpartnership.com,
jasowang@redhat.com, jglisse@redhat.com, keescook@chromium.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linux-parisc@vger.kernel.org, luto@amacapital.net,
mhocko@suse.com, mingo@kernel.org, mst@redhat.com,
namit@vmware.com, peterz@infradead.org,
syzkaller-bugs@googlegroups.com, wad@chromium.org,
yuehaibing@huawei.com
Subject: Re: KASAN: use-after-free Read in finish_task_switch (2)
Date: Fri, 19 Jul 2019 09:34:00 -0700 [thread overview]
Message-ID: <00000000000027494e058e0b4b3f@google.com> (raw)
In-Reply-To: <000000000000490679058e0245ee@google.com>
syzbot has bisected this bug to:
commit 7f466032dc9e5a61217f22ea34b2df932786bbfc
Author: Jason Wang <jasowang@redhat.com>
Date: Fri May 24 08:12:18 2019 +0000
vhost: access vq metadata through kernel virtual address
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=123faf70600000
start commit: 22051d9c Merge tag 'platform-drivers-x86-v5.3-2' of git://..
git tree: upstream
final crash: https://syzkaller.appspot.com/x/report.txt?x=113faf70600000
console output: https://syzkaller.appspot.com/x/log.txt?x=163faf70600000
kernel config: https://syzkaller.appspot.com/x/.config?x=135cb826ac59d7fc
dashboard link: https://syzkaller.appspot.com/bug?extid=7f067c796eee2acbc57a
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12c1898fa00000
Reported-by: syzbot+7f067c796eee2acbc57a@syzkaller.appspotmail.com
Fixes: 7f466032dc9e ("vhost: access vq metadata through kernel virtual
address")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
next parent reply other threads:[~2019-07-19 16:34 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <000000000000490679058e0245ee@google.com>
2019-07-19 16:34 ` syzbot [this message]
2019-07-24 7:06 ` Jason Wang
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