Re: [Qemu-devel] [PULL 00/31] Trivial patches for 2017-09-25

[Eduardo Otubo <otubo@redhat.com>]

On Tue, Sep 26, 2017 at 08:57:00AM +0300, Michael Tokarev wrote:
> 26.09.2017 02:22, Peter Maydell wrote:
> []
> >> trivial patches for 2017-09-25
> > 
> > This fails 'make check' on most of my configs:
> > 
> >   GTESTER check-qtest-ppc64
> > qemu-system-ppc64: -object
> > filter-mirror,id=qtest-f0,netdev=qtest-bn0,queue=tx,outdev=mirror0:
> > Device 'qtest-bn0' not found
> > Broken pipe
> > GTester: last random seed: R02Sb816ff80b7d08ef6a5328ff373d8cd65
> > 
> > GLib-CRITICAL **: void g_hook_destroy_link(GHookList *, GHook *):
> > assertion `hook != NULL' failed
> > aborting...
> 

That's really weird, I'm pretty sure I did run make check before
sending it. Anyways, thanks for catching this. I'll fix and resend.

> For what it's worth, this time I just _forgot_ to run tests. What a shame..
> 
> It fails due to:
> 
> Author: Eduardo Otubo <otubo@redhat.com>
> Date:   Mon Aug 21 17:50:05 2017 +0200
> 
>     filter-mirror: segfault when specifying non existent device
> 
>     When using filter-mirror like the example below where the interface
>     'ndev0' does not exist on the host, QEMU crashes into segmentation
>     fault.
> 
>      $ qemu-system-x86_64 -S -machine pc -netdev user,id=ndev0 -object filter-mirror,id=test-object,netdev=ndev0
> 
>     This happens because the function filter_mirror_setup() does not checks
>     if the device actually exists and still keep on processing calling
>     qemu_chr_find(). This patch fixes this issue.
> 
>     Signed-off-by: Eduardo Otubo <otubo@redhat.com>
>     Reviewed-by: Zhang Chen <zhangchen.fnst@cn.fujitsu.com>
> 
> Reverting this patch makes it run again. Cc'ing Eduardo.
> 
> I'll remove this patch, patch "hw/isa/pc87312: Mark the device with
> user_creatable = false" (will be replaced with a better variant),
> and update another patch stripping one more trailing whitespace,
> and resend.
> 
> Thanks,
> 
> /mjt

-- 
Eduardo Otubo
Senior Software Engineer @ RedHat