From: Paolo Bonzini <pbonzini@redhat.com>
To: Max Filippov <jcmvbkbc@gmail.com>
Cc: qemu-devel <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] x86_64 linux kernel doesn't boot with -icount enabled
Date: Tue, 08 Nov 2011 15:14:47 +0100 [thread overview]
Message-ID: <4EB93957.7070500@redhat.com> (raw)
In-Reply-To: <CAMo8BfJqyvNAAN_CDrSUaGHLq5oJzWb_nQjZqbC2FDYGawjrDQ@mail.gmail.com>
On 11/08/2011 02:45 PM, Max Filippov wrote:
> Hi.
>
> I'm trying to run stock Debian 6.0 x86_64 kernel using qemu git head.
> With the following command line it's ok (getting to rootfs mounting
> and panics):
>
> qemu-system-x86_64 -serial stdio -monitor null -nographic -kernel
> /boot/vmlinuz-2.6.38-bpo.2-amd64 -append 'console=ttyS0 panic=1'
>
> But once I add -icount option (have tried -icount 1, 2, 16, 256, auto,
> the result is the same) qemu loops infinitely in the qemu_run_timers:
Is this a regression, either from 0.15 w/o iothread, or from something
recent? Most backends are buggy with icount (with the embedded ones
more likely to be reliable).
Paolo
next prev parent reply other threads:[~2011-11-08 14:15 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-08 13:45 [Qemu-devel] x86_64 linux kernel doesn't boot with -icount enabled Max Filippov
2011-11-08 14:03 ` Max Filippov
2011-11-08 14:14 ` Paolo Bonzini [this message]
2011-11-08 14:21 ` Max Filippov
2011-11-08 15:52 ` Max Filippov
2011-11-09 9:41 ` Cao,Bing Bu
2011-11-09 10:42 ` Cao,Bing Bu
2011-11-09 10:50 ` Max Filippov
2011-11-10 2:54 ` Cao,Bing Bu
2011-11-10 9:05 ` Max Filippov
2011-11-10 9:15 ` Paolo Bonzini
2011-11-10 10:25 ` Max Filippov
2011-11-10 11:25 ` Paolo Bonzini
2011-11-11 7:09 ` [Qemu-devel] [PATCH] Give an error when using -icount option with kvm accelerator Cao,Bing Bu
2011-11-14 6:17 ` Cao,Bing Bu
2011-11-13 21:57 ` [Qemu-devel] x86_64 linux kernel doesn't boot with -icount enabled Benoît Canet
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