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* [xen-4.6-testing test] 65327: regressions - FAIL
@ 2015-12-04  5:15 osstest service owner
  2015-12-04 10:20 ` Wei Liu
  0 siblings, 1 reply; 5+ messages in thread
From: osstest service owner @ 2015-12-04  5:15 UTC (permalink / raw)
  To: xen-devel, osstest-admin

flight 65327 xen-4.6-testing real [real]
http://logs.test-lab.xenproject.org/osstest/logs/65327/

Regressions :-(

Tests which did not succeed and are blocking,
including tests which could not be run:
 test-amd64-amd64-xl-qemut-stubdom-debianhvm-amd64-xsm 16 guest-localmigrate/x10 fail in 65210 REGR. vs. 63449

Tests which are failing intermittently (not blocking):
 test-amd64-amd64-xl-qemut-stubdom-debianhvm-amd64-xsm 15 guest-localmigrate.2 fail in 65283 pass in 65210
 test-amd64-i386-rumpuserxen-i386 15 rumpuserxen-demo-xenstorels/xenstorels.repeat fail in 65299 pass in 65327
 test-armhf-armhf-xl-rtds     11 guest-start        fail in 65299 pass in 65327
 test-amd64-i386-xl-qemut-stubdom-debianhvm-amd64-xsm 13 guest-localmigrate fail pass in 65227
 test-armhf-armhf-xl-rtds     15 guest-start.2               fail pass in 65283
 test-amd64-amd64-xl-qemut-stubdom-debianhvm-amd64-xsm 13 guest-localmigrate fail pass in 65283
 test-amd64-amd64-rumpuserxen-amd64 15 rumpuserxen-demo-xenstorels/xenstorels.repeat fail pass in 65299

Regressions which are regarded as allowable (not blocking):
 test-amd64-i386-xl-qemut-stubdom-debianhvm-amd64-xsm 15 guest-localmigrate.2 fail in 65227 like 63379
 test-armhf-armhf-xl-rtds 16 guest-start/debian.repeat fail in 65283 like 63449

Tests which did not succeed, but are not blocking:
 test-armhf-armhf-libvirt     14 guest-saverestore            fail   never pass
 test-armhf-armhf-libvirt     12 migrate-support-check        fail   never pass
 test-amd64-amd64-xl-qemut-win7-amd64 17 guest-stop             fail never pass
 test-armhf-armhf-libvirt-raw  9 debian-di-install            fail   never pass
 test-amd64-amd64-libvirt-vhd 11 migrate-support-check        fail   never pass
 test-amd64-amd64-libvirt-xsm 12 migrate-support-check        fail   never pass
 test-armhf-armhf-xl-rtds     13 saverestore-support-check    fail   never pass
 test-armhf-armhf-xl-rtds     12 migrate-support-check        fail   never pass
 test-amd64-i386-libvirt      12 migrate-support-check        fail   never pass
 test-amd64-amd64-xl-pvh-amd  11 guest-start                  fail   never pass
 test-armhf-armhf-libvirt-qcow2  9 debian-di-install            fail never pass
 test-armhf-armhf-xl-vhd       9 debian-di-install            fail   never pass
 test-amd64-amd64-xl-pvh-intel 11 guest-start                  fail  never pass
 test-armhf-armhf-xl-multivcpu 13 saverestore-support-check    fail  never pass
 test-armhf-armhf-xl-multivcpu 12 migrate-support-check        fail  never pass
 test-armhf-armhf-libvirt-xsm 12 migrate-support-check        fail   never pass
 test-armhf-armhf-libvirt-xsm 14 guest-saverestore            fail   never pass
 test-amd64-i386-libvirt-qemuu-debianhvm-amd64-xsm 10 migrate-support-check fail never pass
 test-amd64-i386-libvirt-xsm  12 migrate-support-check        fail   never pass
 test-amd64-amd64-libvirt-qemuu-debianhvm-amd64-xsm 10 migrate-support-check fail never pass
 test-amd64-amd64-libvirt     12 migrate-support-check        fail   never pass
 test-amd64-amd64-qemuu-nested-amd 16 debian-hvm-install/l1/l2  fail never pass
 test-armhf-armhf-xl-arndale  12 migrate-support-check        fail   never pass
 test-armhf-armhf-xl-arndale  13 saverestore-support-check    fail   never pass
 test-armhf-armhf-xl-xsm      13 saverestore-support-check    fail   never pass
 test-armhf-armhf-xl-xsm      12 migrate-support-check        fail   never pass
 test-amd64-amd64-xl-qemuu-win7-amd64 17 guest-stop             fail never pass
 test-amd64-i386-xl-qemut-win7-amd64 17 guest-stop              fail never pass
 test-amd64-i386-xl-qemuu-win7-amd64 17 guest-stop              fail never pass
 test-armhf-armhf-xl-credit2  13 saverestore-support-check    fail   never pass
 test-armhf-armhf-xl-credit2  12 migrate-support-check        fail   never pass
 test-armhf-armhf-xl-cubietruck 12 migrate-support-check        fail never pass
 test-armhf-armhf-xl-cubietruck 13 saverestore-support-check    fail never pass
 test-armhf-armhf-xl          12 migrate-support-check        fail   never pass
 test-armhf-armhf-xl          13 saverestore-support-check    fail   never pass

version targeted for testing:
 xen                  78833c04250416f1870c458309d3ac0e5cf915fd
baseline version:
 xen                  40d7a7454835c2f7c639c78f6c09e7b6f0e4a4e2

Last test of basis    63449  2015-11-01 10:09:20 Z   32 days
Failing since         64055  2015-11-10 11:39:11 Z   23 days   22 attempts
Testing same since    64935  2015-11-20 02:51:37 Z   14 days   16 attempts

------------------------------------------------------------
People who touched revisions under test:
  Andrew Cooper <andrew.cooper3@citrix.com>
  Ian Campbell <ian.campbell@citrix.com>
  Ian Jackson <ian.jackson@eu.citrix.com>
  Jan Beulich <jbeulich@suse.com>
  Kevin Tian <kevin.tian@intel.com>

jobs:
 build-amd64-xsm                                              pass    
 build-armhf-xsm                                              pass    
 build-i386-xsm                                               pass    
 build-amd64                                                  pass    
 build-armhf                                                  pass    
 build-i386                                                   pass    
 build-amd64-libvirt                                          pass    
 build-armhf-libvirt                                          pass    
 build-i386-libvirt                                           pass    
 build-amd64-prev                                             pass    
 build-i386-prev                                              pass    
 build-amd64-pvops                                            pass    
 build-armhf-pvops                                            pass    
 build-i386-pvops                                             pass    
 build-amd64-rumpuserxen                                      pass    
 build-i386-rumpuserxen                                       pass    
 test-amd64-amd64-xl                                          pass    
 test-armhf-armhf-xl                                          pass    
 test-amd64-i386-xl                                           pass    
 test-amd64-amd64-xl-qemut-debianhvm-amd64-xsm                pass    
 test-amd64-i386-xl-qemut-debianhvm-amd64-xsm                 pass    
 test-amd64-amd64-libvirt-qemuu-debianhvm-amd64-xsm           pass    
 test-amd64-i386-libvirt-qemuu-debianhvm-amd64-xsm            pass    
 test-amd64-amd64-xl-qemuu-debianhvm-amd64-xsm                pass    
 test-amd64-i386-xl-qemuu-debianhvm-amd64-xsm                 pass    
 test-amd64-amd64-xl-qemut-stubdom-debianhvm-amd64-xsm        fail    
 test-amd64-i386-xl-qemut-stubdom-debianhvm-amd64-xsm         fail    
 test-amd64-amd64-libvirt-xsm                                 pass    
 test-armhf-armhf-libvirt-xsm                                 fail    
 test-amd64-i386-libvirt-xsm                                  pass    
 test-amd64-amd64-xl-xsm                                      pass    
 test-armhf-armhf-xl-xsm                                      pass    
 test-amd64-i386-xl-xsm                                       pass    
 test-amd64-amd64-qemuu-nested-amd                            fail    
 test-amd64-amd64-xl-pvh-amd                                  fail    
 test-amd64-i386-qemut-rhel6hvm-amd                           pass    
 test-amd64-i386-qemuu-rhel6hvm-amd                           pass    
 test-amd64-amd64-xl-qemut-debianhvm-amd64                    pass    
 test-amd64-i386-xl-qemut-debianhvm-amd64                     pass    
 test-amd64-amd64-xl-qemuu-debianhvm-amd64                    pass    
 test-amd64-i386-xl-qemuu-debianhvm-amd64                     pass    
 test-amd64-i386-freebsd10-amd64                              pass    
 test-amd64-amd64-xl-qemuu-ovmf-amd64                         pass    
 test-amd64-i386-xl-qemuu-ovmf-amd64                          pass    
 test-amd64-amd64-rumpuserxen-amd64                           fail    
 test-amd64-amd64-xl-qemut-win7-amd64                         fail    
 test-amd64-i386-xl-qemut-win7-amd64                          fail    
 test-amd64-amd64-xl-qemuu-win7-amd64                         fail    
 test-amd64-i386-xl-qemuu-win7-amd64                          fail    
 test-armhf-armhf-xl-arndale                                  pass    
 test-amd64-amd64-xl-credit2                                  pass    
 test-armhf-armhf-xl-credit2                                  pass    
 test-armhf-armhf-xl-cubietruck                               pass    
 test-amd64-i386-freebsd10-i386                               pass    
 test-amd64-i386-rumpuserxen-i386                             pass    
 test-amd64-amd64-qemuu-nested-intel                          pass    
 test-amd64-amd64-xl-pvh-intel                                fail    
 test-amd64-i386-qemut-rhel6hvm-intel                         pass    
 test-amd64-i386-qemuu-rhel6hvm-intel                         pass    
 test-amd64-amd64-libvirt                                     pass    
 test-armhf-armhf-libvirt                                     fail    
 test-amd64-i386-libvirt                                      pass    
 test-amd64-amd64-migrupgrade                                 pass    
 test-amd64-i386-migrupgrade                                  pass    
 test-amd64-amd64-xl-multivcpu                                pass    
 test-armhf-armhf-xl-multivcpu                                pass    
 test-amd64-amd64-pair                                        pass    
 test-amd64-i386-pair                                         pass    
 test-amd64-amd64-libvirt-pair                                pass    
 test-amd64-i386-libvirt-pair                                 pass    
 test-amd64-amd64-amd64-pvgrub                                pass    
 test-amd64-amd64-i386-pvgrub                                 pass    
 test-amd64-amd64-pygrub                                      pass    
 test-armhf-armhf-libvirt-qcow2                               fail    
 test-amd64-amd64-xl-qcow2                                    pass    
 test-armhf-armhf-libvirt-raw                                 fail    
 test-amd64-i386-xl-raw                                       pass    
 test-amd64-amd64-xl-rtds                                     pass    
 test-armhf-armhf-xl-rtds                                     fail    
 test-amd64-i386-xl-qemut-winxpsp3-vcpus1                     pass    
 test-amd64-i386-xl-qemuu-winxpsp3-vcpus1                     pass    
 test-amd64-amd64-libvirt-vhd                                 pass    
 test-armhf-armhf-xl-vhd                                      fail    
 test-amd64-amd64-xl-qemut-winxpsp3                           pass    
 test-amd64-i386-xl-qemut-winxpsp3                            pass    
 test-amd64-amd64-xl-qemuu-winxpsp3                           pass    
 test-amd64-i386-xl-qemuu-winxpsp3                            pass    


------------------------------------------------------------
sg-report-flight on osstest.test-lab.xenproject.org
logs: /home/logs/logs
images: /home/logs/images

Logs, config files, etc. are available at
    http://logs.test-lab.xenproject.org/osstest/logs

Explanation of these reports, and of osstest in general, is at
    http://xenbits.xen.org/gitweb/?p=osstest.git;a=blob;f=README.email;hb=master
    http://xenbits.xen.org/gitweb/?p=osstest.git;a=blob;f=README;hb=master

Test harness code can be found at
    http://xenbits.xen.org/gitweb?p=osstest.git;a=summary


Not pushing.

------------------------------------------------------------
commit 78833c04250416f1870c458309d3ac0e5cf915fd
Author: Ian Campbell <ian.campbell@citrix.com>
Date:   Thu Sep 10 14:31:34 2015 +0100

    Config: Switch to unified qemu trees.
    
    Upstream qemu is now in qemu-xen.git and the trad fork is in
    qemu-xen-traditional.git.
    
    QEMU_UPSTREAM_REVISION is currently a tag and
    QEMU_TRADITIONAL_REVISION is a specific revision, so no changes are
    required to those.
    
    Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
    Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>
    
    Conflicts:
    	Config.mk
    Signed-off-by: Ian Jackson <ian.jackson@eu.citrix.com>
    Acked-by: Ian Campbell <ian.campbell@citrix.com>

commit e3b0c81ba143939282d99d7cdc041f95bae9c917
Author: Jan Beulich <jbeulich@suse.com>
Date:   Tue Nov 10 12:16:51 2015 +0100

    x86/HVM: always intercept #AC and #DB
    
    Both being benign exceptions, and both being possible to get triggered
    by exception delivery, this is required to prevent a guest from locking
    up a CPU (resulting from no other VM exits occurring once getting into
    such a loop).
    
    The specific scenarios:
    
    1) #AC may be raised during exception delivery if the handler is set to
    be a ring-3 one by a 32-bit guest, and the stack is misaligned.
    
    This is CVE-2015-5307 / XSA-156.
    
    Reported-by: Benjamin Serebrin <serebrin@google.com>
    
    2) #DB may be raised during exception delivery when a breakpoint got
    placed on a data structure involved in delivering the exception. This
    can result in an endless loop when a 64-bit guest uses a non-zero IST
    for the vector 1 IDT entry, but even without use of IST the time it
    takes until a contributory fault would get raised (results depending
    on the handler) may be quite long.
    
    This is CVE-2015-8104 / XSA-156.
    
    Signed-off-by: Jan Beulich <jbeulich@suse.com>
    Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
    Tested-by: Andrew Cooper <andrew.cooper3@citrix.com>
    master commit: bd2239d9fa975a1ee5bcd27c218ae042cd0a57bc
    master date: 2015-11-10 12:03:08 +0100

commit a01d1c7ce27c21e31944ae34fd45a4581c202701
Author: Andrew Cooper <andrew.cooper3@citrix.com>
Date:   Tue Nov 10 12:16:11 2015 +0100

    x86/vmx: improvements to vmentry failure handling
    
    Combine the almost identical vm_launch_fail() and vm_resume_fail() into a
    single vmx_vmentry_failure().
    
    Re-save all GPRs so that domain_crash() prints the real register values,
    rather than the stack frame of the vmx_vmentry_failure() call.
    
    Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
    Acked-by: Kevin Tian <kevin.tian@intel.com>
    master commit: bbcf0b218f64b1e3e2b66b0fbb623f51d9014e81
    master date: 2015-11-03 18:14:02 +0100

commit 97549e503a2edc8476f9597400159bbe7262fc41
Author: Andrew Cooper <andrew.cooper3@citrix.com>
Date:   Tue Nov 10 12:15:29 2015 +0100

    x86/PoD: Make p2m_pod_empty_cache() restartable
    
    This avoids a long running operation when destroying a domain with a
    large PoD cache.
    
    Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
    Reviewed-by: George Dunlap <george.dunlap@citrix.com>
    master commit: 59a5061723ba47c0028cf48487e5de551c42a378
    master date: 2015-11-02 15:33:38 +0100
(qemu changes not included)

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [xen-4.6-testing test] 65327: regressions - FAIL
  2015-12-04  5:15 [xen-4.6-testing test] 65327: regressions - FAIL osstest service owner
@ 2015-12-04 10:20 ` Wei Liu
  2015-12-04 11:14   ` Jan Beulich
  0 siblings, 1 reply; 5+ messages in thread
From: Wei Liu @ 2015-12-04 10:20 UTC (permalink / raw)
  To: osstest service owner; +Cc: Ian Jackson, xen-devel, wei.liu2, Ian Campbell

On Fri, Dec 04, 2015 at 05:15:28AM +0000, osstest service owner wrote:
> flight 65327 xen-4.6-testing real [real]
> http://logs.test-lab.xenproject.org/osstest/logs/65327/
> 
> Regressions :-(
> 
> Tests which did not succeed and are blocking,
> including tests which could not be run:
>  test-amd64-amd64-xl-qemut-stubdom-debianhvm-amd64-xsm 16 guest-localmigrate/x10 fail in 65210 REGR. vs. 63449

This has been blocked on merlot* for quite a while.

And xen-unstable (with the supposedly fixes to mini-os and oxenstored in
place) is not doing any better on merlot*, just that the test cast
itself won't block pushing.

http://logs.test-lab.xenproject.org/osstest/results/history/test-amd64-amd64-xl-qemut-stubdom-debianhvm-amd64-xsm/ALL

Looking into this further, OSStest is using cxenstored, which supposedly
doesn't have the bug that stalled the ring.

Maybe this is a host specific bug. Maybe cxenstored also has a latent
bug. I'm not sure. I don't know what to make of this.

Wei.

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [xen-4.6-testing test] 65327: regressions - FAIL
  2015-12-04 10:20 ` Wei Liu
@ 2015-12-04 11:14   ` Jan Beulich
  2015-12-04 12:14     ` Ian Jackson
  0 siblings, 1 reply; 5+ messages in thread
From: Jan Beulich @ 2015-12-04 11:14 UTC (permalink / raw)
  To: wei.liu2, osstest service owner; +Cc: xen-devel, Ian Jackson, Ian Campbell

>>> On 04.12.15 at 11:20, <wei.liu2@citrix.com> wrote:
> On Fri, Dec 04, 2015 at 05:15:28AM +0000, osstest service owner wrote:
>> flight 65327 xen-4.6-testing real [real]
>> http://logs.test-lab.xenproject.org/osstest/logs/65327/ 
>> 
>> Regressions :-(
>> 
>> Tests which did not succeed and are blocking,
>> including tests which could not be run:
>>  test-amd64-amd64-xl-qemut-stubdom-debianhvm-amd64-xsm 16 guest-localmigrate/x10 fail 
> in 65210 REGR. vs. 63449
> 
> This has been blocked on merlot* for quite a while.
> 
> And xen-unstable (with the supposedly fixes to mini-os and oxenstored in
> place) is not doing any better on merlot*, just that the test cast
> itself won't block pushing.

And indeed I had suggested a force push a number of flights ago,
but Ian had hoped it would eventually end up running on another
host, thus allowing a push to happen. I don't know how sticky the
stickiness of failed tests is, but I'm not getting the impression that
such a host change is going to happen reliably within a couple of
days at most.

Jan

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [xen-4.6-testing test] 65327: regressions - FAIL
  2015-12-04 11:14   ` Jan Beulich
@ 2015-12-04 12:14     ` Ian Jackson
  2015-12-04 12:15       ` [xen-4.6-testing test] 65327: regressions - FAIL [and 1 more messages] Ian Jackson
  0 siblings, 1 reply; 5+ messages in thread
From: Ian Jackson @ 2015-12-04 12:14 UTC (permalink / raw)
  To: Jan Beulich; +Cc: xen-devel, wei.liu2, osstest service owner

Jan Beulich writes ("Re: [Xen-devel] [xen-4.6-testing test] 65327: regressions - FAIL"):
> And indeed I had suggested a force push a number of flights ago,
> but Ian had hoped it would eventually end up running on another
> host, thus allowing a push to happen.

I'm not sure which Ian this is and I can't find a record in email of
anyone having said that.  But, that seems like a rather forlorn hope.

It seems that this is a host-specific failure, which is reliably
reproducible.  I did a search in the database[1] to see if this test
ever passed on merlot, and it didn't.

> I don't know how sticky the stickiness of failed tests is, but I'm
> not getting the impression that such a host change is going to
> happen reliably within a couple of days at most.

The system tries to be as sticky as possible to avoid regressions
slipping through.

IMO the right justification for a push is that this test has never
passed on merlot.  The push gate only regards it as a regression
because it once happened to run on a different machine for some
reason, which looks like a baseline pass that it thinks ought to be
reproduced.

We can force push this in 4.6 and I will do so (based on 65327) after
sending this mail.

This will recur on other branches occasionally.  In general in
situations like this we have four options:
 1. Fix the underlying bug
 2. Force push each relevant tree each time this comes up
 3. Add this particular test to the allowable failures list
 4. Arrange to not run this test on merlot*

In this case: fixing the bug seems difficult (thanks to Wei for
investigating).  Selecting different hosts would be applicable if we
knew what the problem was (eg BIOS bug, CPU incompatibility, or
whatever), but doesn't seem relevant here.  Force pushing affected
trees will get annoying eventually.

I suggest we continue doing force pushes and mark the test as
non-blocking if it gets too annoying.

In the meantime I think we should continue to investigate the bug.  I
think it is likely that it is a race which we happen to lose on
merlot*.

Ian.

[1]

select * from steps join flights using (flight) join jobs using (flight,job) where job='test-amd64-amd64-xl-qemut-stubdom-debianhvm-amd64-xsm' and testid = 'guest-localmigrate/x10' and blessing='real' and (select val from runvars r where r.flight=flights.flight and r.job=jobs.job and name='host') like 'merlot%' order by flight desc;
 => 64 rows, all showing failure, on a variety of branches

select * from steps join flights using (flight) join jobs using (flight,job) where job='test-amd64-amd64-xl-qemut-stubdom-debianhvm-amd64-xsm' and testid = 'guest-localmigrate/x10' and blessing='real' and (select val from runvars r where r.flight=flights.flight and r.job=jobs.job and name='host') like 'merlot%' and steps.status='pass' order by flight desc;
 => 0 rows

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [xen-4.6-testing test] 65327: regressions - FAIL [and 1 more messages]
  2015-12-04 12:14     ` Ian Jackson
@ 2015-12-04 12:15       ` Ian Jackson
  0 siblings, 0 replies; 5+ messages in thread
From: Ian Jackson @ 2015-12-04 12:15 UTC (permalink / raw)
  To: osstest service owner; +Cc: xen-devel, wei.liu2, Jan Beulich

osstest service owner writes ("[xen-4.6-testing test] 65327: regressions - FAIL"):
> Tests which did not succeed and are blocking,
> including tests which could not be run:
>  test-amd64-amd64-xl-qemut-stubdom-debianhvm-amd64-xsm 16 guest-localmigrate/x10 fail in 65210 REGR. vs. 63449
> 
...
> version targeted for testing:
>  xen                  78833c04250416f1870c458309d3ac0e5cf915fd

Force pushed as discussed.

Ian.

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2015-12-04 12:15 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2015-12-04  5:15 [xen-4.6-testing test] 65327: regressions - FAIL osstest service owner
2015-12-04 10:20 ` Wei Liu
2015-12-04 11:14   ` Jan Beulich
2015-12-04 12:14     ` Ian Jackson
2015-12-04 12:15       ` [xen-4.6-testing test] 65327: regressions - FAIL [and 1 more messages] Ian Jackson

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