Re: [Qemu-devel] [PULL 00/18] Record/replay core for 2.5-rc1

[Paolo Bonzini <pbonzini@redhat.com>]

On 05/11/2015 15:00, Peter Maydell wrote:
> On 5 November 2015 at 12:13, Paolo Bonzini <pbonzini@redhat.com> wrote:
>> The following changes since commit 6c5f30cad290c745f910481d0e890b3f4fad1f00:
>>
>>   Merge remote-tracking branch 'remotes/juanquintela/tags/migration/20151104' into staging (2015-11-05 10:10:57 +0000)
>>
>> are available in the git repository at:
>>
>>
>>   git://github.com/bonzini/qemu.git tags/for-upstream-replay
>>
>> for you to fetch changes up to 88dcb341cd6163a47346de83d4206591da6a9959:
>>
>>   replay: recording of the user input (2015-11-05 12:40:48 +0100)
>>
>> ----------------------------------------------------------------
>> So here it is, let's see what happens.
> 
> Hi. This got through most of the merge tests, but running linux-user
> tests failed:
> 
> /home/petmay01/linaro/qemu-for-merges/build/all-linux-static/i386-linux-user/qemu-i386
> -L ./gnemul/qemu-i386 i386/ls -l dummyfile
> qemu-i386: /home/petmay01/linaro/qemu-for-merges/translate-all.c:146:
> tb_unlock: Assertion `have_tb_lock' failed.
> 
> Seems to assert the first time we call tb_unlock(). Here's a backtrace:
> Program received signal SIGABRT, Aborted.
> 0x00000000601fa5d9 in raise ()
> (gdb) bt
> #0  0x00000000601fa5d9 in raise ()
> #1  0x000000006019a608 in abort ()
> #2  0x0000000060194584 in __assert_fail_base ()
> #3  0x00000000601945de in __assert_fail ()
> #4  0x0000000060003d5b in tb_unlock () at
> /home/petmay01/linaro/qemu-for-merges/translate-all.c:146
> #5  0x00000000600073fa in tb_find_slow (cpu=0x62605710, pc=4135504272,
> cs_base=0, flags=4194483)
>     at /home/petmay01/linaro/qemu-for-merges/cpu-exec.c:279
> #6  0x0000000060007581 in tb_find_fast (cpu=0x62605710) at
> /home/petmay01/linaro/qemu-for-merges/cpu-exec.c:316
> #7  0x0000000060007868 in cpu_x86_exec (cpu=0x62605710) at
> /home/petmay01/linaro/qemu-for-merges/cpu-exec.c:423
> #8  0x00000000600372b6 in cpu_loop (env=0x6260d990) at
> /home/petmay01/linaro/qemu-for-merges/linux-user/main.c:281
> #9  0x0000000060039370 in main (argc=6, argv=0x7fffffffe438,
> envp=0x7fffffffe470)
>     at /home/petmay01/linaro/qemu-for-merges/linux-user/main.c:4666
> 
> thanks
> -- PMM
> 

Pavel, can you look at it?  I'll take care of squashing the change.

You can get the tree I sent to Peter from github.

Paolo