From: Borislav Petkov <bp@alien8.de>
To: Andy Lutomirski <luto@kernel.org>
Cc: Sean Christopherson <sean.j.christopherson@intel.com>,
Jann Horn <jannh@google.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
X86 ML <x86@kernel.org>,
Andrey Ryabinin <aryabinin@virtuozzo.com>,
Alexander Potapenko <glider@google.com>,
Dmitry Vyukov <dvyukov@google.com>,
kasan-dev <kasan-dev@googlegroups.com>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 2/3] x86/traps: Print non-canonical address on #GP
Date: Thu, 14 Nov 2019 19:08:58 +0100 [thread overview]
Message-ID: <20191114180858.GA8520@zn.tnic> (raw)
In-Reply-To: <CALCETrVmaN4BgvUdsuTJ8vdkaN1JrAfBzs+W7aS2cxxDYkqn_Q@mail.gmail.com>
On Thu, Nov 14, 2019 at 10:00:35AM -0800, Andy Lutomirski wrote:
> And I think this code should be skipped entirely if error_code != 0.
... or say that the #GP is happening due to a segment descriptor access.
Would make the figuring out why it happens a bit simpler as to where to
look.
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
next prev parent reply other threads:[~2019-11-14 18:09 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-12 21:10 [PATCH 1/3] x86/insn-eval: Add support for 64-bit kernel mode Jann Horn
2019-11-12 21:10 ` [PATCH 2/3] x86/traps: Print non-canonical address on #GP Jann Horn
2019-11-14 17:46 ` Sean Christopherson
2019-11-14 18:00 ` Andy Lutomirski
2019-11-14 18:08 ` Borislav Petkov [this message]
2019-11-14 18:20 ` Sean Christopherson
2019-11-14 18:41 ` Andy Lutomirski
2019-11-14 18:54 ` Sean Christopherson
2019-11-14 20:03 ` Jann Horn
2019-11-12 21:10 ` [PATCH 3/3] x86/kasan: Print original " Jann Horn
2019-11-13 10:11 ` Dmitry Vyukov
2019-11-13 15:19 ` Andrey Konovalov
2019-11-13 15:43 ` Dmitry Vyukov
2019-11-14 15:09 ` Jann Horn
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