From: syzbot <syzbot+42a71c84ef04577f1aef@syzkaller.appspotmail.com>
To: bp@alien8.de, bp@suse.de, dave.hansen@intel.com, hpa@zytor.com,
jmattson@google.com, joro@8bytes.org,
kirill.shutemov@linux.intel.com, kvm@vger.kernel.org,
linux-kernel@vger.kernel.org, lstoakes@gmail.com,
mingo@redhat.com, pbonzini@redhat.com, seanjc@google.com,
syzkaller-bugs@googlegroups.com, tglx@linutronix.de,
vkuznets@redhat.com, wanpengli@tencent.com, x86@kernel.org
Subject: Re: general protection fault in vmx_vcpu_run (2)
Date: Tue, 23 Feb 2021 15:17:07 -0800 [thread overview]
Message-ID: <00000000000004e7d105bc091e06@google.com> (raw)
In-Reply-To: <0000000000007ff56205ba985b60@google.com>
syzbot has bisected this issue to:
commit 167dcfc08b0b1f964ea95d410aa496fd78adf475
Author: Lorenzo Stoakes <lstoakes@gmail.com>
Date: Tue Dec 15 20:56:41 2020 +0000
x86/mm: Increase pgt_buf size for 5-level page tables
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13fe3ea8d00000
start commit: a99163e9 Merge tag 'devicetree-for-5.12' of git://git.kern..
git tree: upstream
final oops: https://syzkaller.appspot.com/x/report.txt?x=10013ea8d00000
console output: https://syzkaller.appspot.com/x/log.txt?x=17fe3ea8d00000
kernel config: https://syzkaller.appspot.com/x/.config?x=49116074dd53b631
dashboard link: https://syzkaller.appspot.com/bug?extid=42a71c84ef04577f1aef
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=141f3f04d00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17de4f12d00000
Reported-by: syzbot+42a71c84ef04577f1aef@syzkaller.appspotmail.com
Fixes: 167dcfc08b0b ("x86/mm: Increase pgt_buf size for 5-level page tables")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
next prev parent reply other threads:[~2021-02-23 23:27 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-05 15:20 general protection fault in vmx_vcpu_run (2) syzbot
2021-02-23 8:56 ` syzbot
2021-02-23 23:17 ` syzbot [this message]
2021-02-24 12:27 ` Borislav Petkov
2021-02-24 17:12 ` Dmitry Vyukov
2021-02-24 17:49 ` Borislav Petkov
2021-02-24 18:07 ` Sean Christopherson
2021-02-25 14:16 ` Dmitry Vyukov
2021-02-25 20:25 ` Sean Christopherson
2021-02-25 14:14 ` Dmitry Vyukov
2023-07-10 22:30 ` Sean Christopherson
2023-07-10 22:50 ` [syzbot] [kvm?] " syzbot
2023-07-10 23:39 ` Sean Christopherson
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