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Re: [Qemu-devel] [TestDays] s390x emulation error
From: |
Andreas Färber |
Subject: |
Re: [Qemu-devel] [TestDays] s390x emulation error |
Date: |
Thu, 10 Nov 2011 12:29:50 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:7.0.1) Gecko/20110929 Thunderbird/7.0.1 |
Am 10.11.2011 11:32, schrieb Alexander Graf:
>
> On 10.11.2011, at 10:53, Andreas Färber <address@hidden> wrote:
>
>> Is there a known issue with running multiple instances of
>> qemu-system-s390x? I got a hang on openSUSE 12.1 RC2 x86_64 host:
>>
>> 0x00007f0de7f698d4 in __lll_lock_wait () from /lib64/libpthread.so.0
>> (gdb) bt
>> #0 0x00007f0de7f698d4 in __lll_lock_wait () from /lib64/libpthread.so.0
>> #1 0x00007f0de7f651c5 in _L_lock_883 () from /lib64/libpthread.so.0
>> #2 0x00007f0de7f6501a in pthread_mutex_lock () from /lib64/libpthread.so.0
>> #3 0x000000000048b4a9 in qemu_mutex_lock (mutex=<optimized out>)
>> at /home/andreas/QEMU/qemu/qemu-thread-posix.c:54
>> #4 0x00000000004cd3df in qemu_mutex_lock_iothread ()
>> at /home/andreas/QEMU/qemu/cpus.c:843
>> #5 0x0000000000467580 in main_loop_wait (nonblocking=<optimized out>)
>> at /home/andreas/QEMU/qemu/main-loop.c:459
>> #6 0x0000000000408984 in main_loop () at /home/andreas/QEMU/qemu/vl.c:1481
>> #7 main (argc=<optimized out>, argv=<optimized out>, envp=<optimized out>)
>> at /home/andreas/QEMU/qemu/vl.c:3474
>>
>> Key presses didn't work, SDL window doesn't close, at 99.9% CPU.
>
> Huh? This is all generic code O_o. And no, it's not a known issue.
Hm, reproducable by running
$ s390x-softmmu/qemu-system-s390x
(without arguments) on s390-next branch.
I get compat_monitor0 console, but monitor or switching to real console
don't work and neither does closing. Same backtrace.
Doesn't happen with ppc-softmmu/qemu-system-ppc or x86_64. Maybe an
issue with the monitor, only apparent when then monitor is shown at
startup rather than later user-invoked? Any suggestions?
Andreas
--
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer; HRB 16746 AG Nürnberg
- Re: [Qemu-devel] [TestDays] s390x emulation error, (continued)
Re: [Qemu-devel] [TestDays] s390x emulation error, Andreas Färber, 2011/11/10
- Re: [Qemu-devel] [TestDays] s390x emulation error, Andreas Färber, 2011/11/10
- Re: [Qemu-devel] [TestDays] s390x emulation error, Alexander Graf, 2011/11/10
- Re: [Qemu-devel] [TestDays] s390x emulation error,
Andreas Färber <=
- Re: [Qemu-devel] [TestDays] s390x emulation error, Alexander Graf, 2011/11/10
- Re: [Qemu-devel] [TestDays] s390x emulation error, Andreas Färber, 2011/11/14
- Re: [Qemu-devel] [TestDays] s390x emulation error, Alexander Graf, 2011/11/14
- Re: [Qemu-devel] [TestDays] s390x emulation error, Paolo Bonzini, 2011/11/14
Re: [Qemu-devel] [TestDays] s390x emulation error, Andreas Färber, 2011/11/12
Re: [Qemu-devel] [TestDays] s390x emulation error, Stefan Weil, 2011/11/12
Re: [Qemu-devel] [TestDays] s390x emulation error, Alexander Graf, 2011/11/12
Re: [Qemu-devel] [TestDays] s390x emulation error, Paolo Bonzini, 2011/11/13
Re: [Qemu-devel] [TestDays] s390x emulation error, Andreas Färber, 2011/11/14
Re: [Qemu-devel] [TestDays] s390x emulation error, Andreas Färber, 2011/11/18