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From: Jan Kiszka <jan.kiszka@web.de>
To: Max Filippov <jcmvbkbc@gmail.com>
Cc: qemu-devel@nongnu.org, Francis Moreau <francis.moro@gmail.com>
Subject: Re: [Qemu-devel] Failed to use gdb with qemu 15.1 (with and without kvm support)
Date: Sun, 22 Jan 2012 20:21:43 +0100	[thread overview]
Message-ID: <4F1C61C7.7030401@web.de> (raw)
In-Reply-To: <CAMo8BfL307MWx0THk33FhYn0mekBXpERX_HkXS86TsG=8udxzQ@mail.gmail.com>

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On 2012-01-22 20:16, Max Filippov wrote:
>> When stopping the guest with -S before it booted, gdb will interrupt it
>> while it is still in 16-bit real mode. Later on, when Linux runs, the
>> guest is in 64-bit protected mode. gdb is not prepared for such a
>> switch. All you can do:
> 
> Try
> 
> set arch i386:x86-64
> 
> in the GDB prompt.
> 

Won't help if gdb already connected in 16/32-bit before.

Jan


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  reply	other threads:[~2012-01-22 19:21 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-01-22 14:20 [Qemu-devel] Failed to use gdb with qemu 15.1 (with and without kvm support) Francis Moreau
2012-01-22 17:11 ` Michael Tokarev
2012-01-22 19:11   ` Francis Moreau
2012-01-22 19:36     ` Michael Tokarev
2012-01-22 18:49 ` Jan Kiszka
2012-01-22 19:16   ` Max Filippov
2012-01-22 19:21     ` Jan Kiszka [this message]
2012-01-22 19:58       ` Francis Moreau
2012-01-22 21:15         ` Jan Kiszka
2012-01-23  7:55           ` Francis Moreau
2012-01-22 19:29     ` Francis Moreau
2012-01-22 19:25   ` Francis Moreau
2012-01-22 19:28     ` Jan Kiszka
2012-01-22 19:57       ` Francis Moreau

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