Re: [PATCH v4 4/6] iotests: 194: test also migration of dirty bitmap

[Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>]

03.06.2020 10:52, Thomas Huth wrote:
> On 22/05/2020 00.06, Vladimir Sementsov-Ogievskiy wrote:
>> Test that dirty bitmap migration works when we deal with mirror.
>>
>> Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
>> Reviewed-by: Eric Blake <eblake@redhat.com>
>> ---
>>   tests/qemu-iotests/194     | 14 ++++++++++----
>>   tests/qemu-iotests/194.out |  6 ++++++
>>   2 files changed, 16 insertions(+), 4 deletions(-)
> 
>   Hi!
> 
> This test broke the iotest in the gitlab CI:
> 
>   https://gitlab.com/huth/qemu/-/jobs/578520599#L3780
> 
> it works again when I revert this commit.
> 
> Could the test be reworked so that it works in CI pipelines, too?
> Otherwise, I think it's best if we disable it in the .gitlab-ci.yml file...
> 
>   Thomas
> 

Hi!

from the link you provided:

...

../configure --cc=clang --enable-werror --disable-tcg --audio-drv-list=""

...


194      fail       [06:31:15] [06:31:16]                    output mismatch (see 194.out.bad)
--- /builds/huth/qemu/tests/qemu-iotests/194.out	2020-06-03 06:18:10.000000000 +0000
+++ /builds/huth/qemu/build/tests/qemu-iotests/194.out.bad	2020-06-03 06:31:16.000000000 +0000
@@ -22,3 +22,4 @@
  Stopping the NBD server on destination...
  {"return": {}}
  [{"busy": false, "count": 0, "granularity": 65536, "name": "bitmap0", "persistent": false, "recording": true, "status": "active"}]
+WARNING:qemu.machine:qemu received signal 6: /builds/huth/qemu/build/tests/qemu-iotests/../../x86_64-softmmu/qemu-system-x86_64 -display none -vga none -chardev socket,id=mon,path=/tmp/tmp.e9BvOjVl1W/qemudest-15756-monitor.sock -mon chardev=mon,mode=control -qtest unix:path=/tmp/tmp.e9BvOjVl1W/qemudest-15756-qtest.sock -accel qtest -nodefaults -display none -accel qtest -drive if=virtio,id=drive0,file=/builds/huth/qemu/build/tests/qemu-iotests/scratch/15756-dest.img,format=raw,cache=writeback,aio=threads -incoming unix:/tmp/tmp.e9BvOjVl1W/15756-migration.sock



- Qemu aborted. Not good. Definitely is better to fix it than just exclude the test.. I can't reproduce. Could you provide backtrace from coredump?


-- 
Best regards,
Vladimir