Re: [Qemu-devel] make check speed

[Cornelia Huck <cohuck@redhat.com>]

On Thu, 24 Aug 2017 07:27:18 +0200
Thomas Huth <thuth@redhat.com> wrote:

> On 23.08.2017 14:20, Cornelia Huck wrote:

> > So I tried this on master just for fun, and 'make V=1 SPEED=slow
> > check-qtest-x86_64' promptly failed for some ivshmem test.
> > 
> > On x86_86:
> > TEST: tests/ivshmem-test... (pid=3672)
> >   /x86_64/ivshmem/single:                                              OK
> >   /x86_64/ivshmem/hotplug:                                             OK
> >   /x86_64/ivshmem/memdev:                                              OK
> >   /x86_64/ivshmem/pair:                                                OK
> >   /x86_64/ivshmem/server-msi:                                          **
> > ERROR:/home/cohuck/git/qemu/tests/ivshmem-test.c:367:test_ivshmem_server: assertion failed (ret == 0): (1 == 0)
> > FAIL
> > GTester: last random seed: R02Scde8fd6835fdf17450c73e2f74f25007
> > (pid=3697)
> >  /x86_64/ivshmem/server-irq:                                          OK
> > FAIL: tests/ivshmem-test

I think this one is understood now...

> > 
> > On s390x:
> > TEST: tests/ivshmem-test... (pid=63617)
> >   /x86_64/ivshmem/single:                                              OK
> >   /x86_64/ivshmem/hotplug:                                             OK
> >   /x86_64/ivshmem/memdev:                                              OK
> >   /x86_64/ivshmem/pair:                                                OK
> >   /x86_64/ivshmem/server-msi:                                          qemu-system-x86_64: -device ivshmem-doorbell,chardev=chr0,vectors=2: server sent invalid ID message
> > Broken pipe
> > FAIL
> > GTester: last random seed: R02Sda000f7be5ce27b3dfbb03d12f297b69
> > (pid=63640)
> >   /x86_64/ivshmem/server-irq:                                          qemu-system-x86_64: -device ivshmem,size=1M,msi=off,chardev=chr0,vectors=2: server sent invalid ID message
> > Broken pipe
> > FAIL
> > GTester: last random seed: R02S5a236dbcac35545cc34c0131fbc06162
> > (pid=63648)
> > FAIL: tests/ivshmem-test

...but this is a different problem (i.e., it can't be tracked down to
commit b4ba67d9a7). I'm not sure whether that one ever worked. Might be
an endianness problem (a quick test on another BE platform could
confirm.)

> > 
> > Both machines are on Fedora 26.  
> 
> The ivshmem test fails for me with SPEED=slow, too (on a x86 RHEL7
> machine). Looks like it is definitely broken. Could anybody with some
> ivshmem knowledge please have a look at this?
> 
>  Thanks,
>   Thomas