Re: [Xen-devel] [xen-4.4-testing test] 66583: regressions - FAIL

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Mon, 21 Dec 2015, Jan Beulich wrote:
> >>> On 20.12.15 at 13:25, <osstest-admin@xxxxxxxxxxxxxx> wrote:
> > flight 66583 xen-4.4-testing real [real]
> > http://logs.test-lab.xenproject.org/osstest/logs/66583/ 
> > 
> > Regressions :-(
> > 
> > Tests which did not succeed and are blocking,
> > including tests which could not be run:
> >  build-amd64-prev              5 xen-build                 fail REGR. vs. 
> > 66458
> >  build-i386-prev               5 xen-build                 fail REGR. vs. 
> > 66458
> 
> Ian, Stefano,
> 
> is one of you two looking into this?
> 
> block-qcow.c: In function 'get_cluster_offset':
> block-qcow.c:444:3: error: 'tmp_ptr' may be used uninitialized in this 
> function [-Werror=maybe-uninitialized]
>    memcpy(tmp_ptr, l1_ptr, 4096);
>    ^
> block-qcow.c:619:7: error: 'tmp_ptr2' may be used uninitialized in this 
> function [-Werror=maybe-uninitialized]
>    if (write(s->fd, tmp_ptr2, 4096) != 4096) {
>        ^
> cc1: all warnings being treated as errors
> /home/osstest/build.66583.build-amd64-prev/xen/tools/blktap/drivers/../../../tools/Rules.mk:89:
>  recipe for target 'block-qcow.o' failed
> make[5]: *** [block-qcow.o] Error 1

What does build-amd64-prev means? I cannot find the explanation of the
test anywhere.

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