Messages in this thread | | | Subject | Re: KASAN: use-after-free Write in tlb_finish_mmu | From | Jason Wang <> | Date | Wed, 24 Jul 2019 15:07:35 +0800 |
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On 2019/7/20 上午4:04, syzbot wrote: > 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=11642a58600000 > 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=13642a58600000 > console output: https://syzkaller.appspot.com/x/log.txt?x=15642a58600000 > kernel config: https://syzkaller.appspot.com/x/.config?x=d831b9cbe82e79e4 > dashboard link: > https://syzkaller.appspot.com/bug?extid=8267e9af795434ffadad > userspace arch: i386 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10d58784600000 > > Reported-by: syzbot+8267e9af795434ffadad@syzkaller.appspotmail.com > Fixes: 7f466032dc9e ("vhost: access vq metadata through kernel virtual > address") > > For information about bisection process see: > https://goo.gl/tpsmEJ#bisection
#syz dup: WARNING in __mmdrop
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