linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: syzbot <syzbot+2a7156e11dc199bdbd8a@syzkaller.appspotmail.com>
To: bp@alien8.de, hpa@zytor.com, jmattson@google.com,
	joro@8bytes.org, junaids@google.com, kvm@vger.kernel.org,
	linux-kernel@vger.kernel.org, mingo@redhat.com,
	pbonzini@redhat.com, sean.j.christopherson@intel.com,
	syzkaller-bugs@googlegroups.com, tglx@linutronix.de,
	vkuznets@redhat.com, wanpengli@tencent.com, x86@kernel.org
Subject: Re: WARNING in kvm_inject_emulated_page_fault
Date: Thu, 04 Jun 2020 06:09:06 -0700	[thread overview]
Message-ID: <00000000000078fab705a741d901@google.com> (raw)
In-Reply-To: <000000000000c8a76e05a73e3be3@google.com>

syzbot has bisected this bug to:

commit ee1fa209f5e5ca5c1e76c7aa1c2aab292f371f4a
Author: Junaid Shahid <junaids@google.com>
Date:   Fri Mar 20 21:28:03 2020 +0000

    KVM: x86: Sync SPTEs when injecting page/EPT fault into L1

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=138f49de100000
start commit:   cb8e59cc Merge git://git.kernel.org/pub/scm/linux/kernel/g..
git tree:       upstream
final crash:    https://syzkaller.appspot.com/x/report.txt?x=104f49de100000
console output: https://syzkaller.appspot.com/x/log.txt?x=178f49de100000
kernel config:  https://syzkaller.appspot.com/x/.config?x=a16ddbc78955e3a9
dashboard link: https://syzkaller.appspot.com/bug?extid=2a7156e11dc199bdbd8a
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=134ca2de100000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=178272f2100000

Reported-by: syzbot+2a7156e11dc199bdbd8a@syzkaller.appspotmail.com
Fixes: ee1fa209f5e5 ("KVM: x86: Sync SPTEs when injecting page/EPT fault into L1")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection

      parent reply	other threads:[~2020-06-04 13:09 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-04  8:50 WARNING in kvm_inject_emulated_page_fault syzbot
2020-06-04 10:53 ` Vitaly Kuznetsov
2020-06-04 13:20   ` Paolo Bonzini
2020-06-04 13:51     ` Vitaly Kuznetsov
2020-06-04 13:09 ` syzbot [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=00000000000078fab705a741d901@google.com \
    --to=syzbot+2a7156e11dc199bdbd8a@syzkaller.appspotmail.com \
    --cc=bp@alien8.de \
    --cc=hpa@zytor.com \
    --cc=jmattson@google.com \
    --cc=joro@8bytes.org \
    --cc=junaids@google.com \
    --cc=kvm@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@redhat.com \
    --cc=pbonzini@redhat.com \
    --cc=sean.j.christopherson@intel.com \
    --cc=syzkaller-bugs@googlegroups.com \
    --cc=tglx@linutronix.de \
    --cc=vkuznets@redhat.com \
    --cc=wanpengli@tencent.com \
    --cc=x86@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).