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[xen-4.10-testing test] 118673: regressions - trouble: blocked/broken/fail/pass



flight 118673 xen-4.10-testing real [real]
http://logs.test-lab.xenproject.org/osstest/logs/118673/

Regressions :-(

Tests which did not succeed and are blocking,
including tests which could not be run:
 build-armhf                     <job status>                 broken
 test-amd64-amd64-libvirt-xsm    <job status>                 broken  in 118657
 build-armhf                   5 host-build-prep          fail REGR. vs. 118529

Tests which are failing intermittently (not blocking):
 test-amd64-amd64-libvirt-xsm 4 host-install(4) broken in 118657 pass in 118673
 test-amd64-amd64-qemuu-nested-amd  7 xen-boot              fail pass in 118657

Tests which did not succeed, but are not blocking:
 test-armhf-armhf-xl           1 build-check(1)               blocked  n/a
 build-armhf-libvirt           1 build-check(1)               blocked  n/a
 test-armhf-armhf-libvirt-xsm  1 build-check(1)               blocked  n/a
 test-armhf-armhf-xl-cubietruck  1 build-check(1)               blocked  n/a
 test-armhf-armhf-xl-arndale   1 build-check(1)               blocked  n/a
 test-armhf-armhf-xl-rtds      1 build-check(1)               blocked  n/a
 test-armhf-armhf-xl-multivcpu  1 build-check(1)               blocked  n/a
 test-armhf-armhf-libvirt-raw  1 build-check(1)               blocked  n/a
 test-armhf-armhf-xl-credit2   1 build-check(1)               blocked  n/a
 test-armhf-armhf-xl-vhd       1 build-check(1)               blocked  n/a
 test-armhf-armhf-libvirt      1 build-check(1)               blocked  n/a
 test-armhf-armhf-xl-arndale 13 migrate-support-check fail in 118657 never pass
 test-armhf-armhf-xl-arndale 14 saverestore-support-check fail in 118657 never 
pass
 test-amd64-amd64-qemuu-nested-amd 17 debian-hvm-install/l1/l2 fail in 118657 
never pass
 test-armhf-armhf-xl-credit2 13 migrate-support-check fail in 118657 never pass
 test-armhf-armhf-xl-credit2 14 saverestore-support-check fail in 118657 never 
pass
 test-armhf-armhf-xl         13 migrate-support-check fail in 118657 never pass
 test-armhf-armhf-xl     14 saverestore-support-check fail in 118657 never pass
 test-armhf-armhf-xl-rtds    13 migrate-support-check fail in 118657 never pass
 test-armhf-armhf-xl-rtds 14 saverestore-support-check fail in 118657 never pass
 test-armhf-armhf-xl-cubietruck 13 migrate-support-check fail in 118657 never 
pass
 test-armhf-armhf-xl-cubietruck 14 saverestore-support-check fail in 118657 
never pass
 test-armhf-armhf-libvirt-xsm 13 migrate-support-check fail in 118657 never pass
 test-armhf-armhf-libvirt    13 migrate-support-check fail in 118657 never pass
 test-armhf-armhf-libvirt-xsm 14 saverestore-support-check fail in 118657 never 
pass
 test-armhf-armhf-libvirt 14 saverestore-support-check fail in 118657 never pass
 test-armhf-armhf-xl-multivcpu 13 migrate-support-check fail in 118657 never 
pass
 test-armhf-armhf-xl-multivcpu 14 saverestore-support-check fail in 118657 
never pass
 test-armhf-armhf-libvirt-raw 12 migrate-support-check fail in 118657 never pass
 test-armhf-armhf-libvirt-raw 13 saverestore-support-check fail in 118657 never 
pass
 test-armhf-armhf-xl-vhd     12 migrate-support-check fail in 118657 never pass
 test-armhf-armhf-xl-vhd 13 saverestore-support-check fail in 118657 never pass
 test-amd64-amd64-xl-pvhv2-intel 12 guest-start                 fail never pass
 test-amd64-amd64-xl-pvhv2-amd 12 guest-start                  fail  never pass
 test-amd64-amd64-libvirt-xsm 13 migrate-support-check        fail   never pass
 test-amd64-amd64-libvirt     13 migrate-support-check        fail   never pass
 test-amd64-i386-libvirt      13 migrate-support-check        fail   never pass
 test-amd64-i386-libvirt-xsm  13 migrate-support-check        fail   never pass
 test-arm64-arm64-xl-credit2  13 migrate-support-check        fail   never pass
 test-arm64-arm64-xl-credit2  14 saverestore-support-check    fail   never pass
 test-arm64-arm64-xl-xsm      13 migrate-support-check        fail   never pass
 test-arm64-arm64-libvirt-xsm 13 migrate-support-check        fail   never pass
 test-arm64-arm64-xl-xsm      14 saverestore-support-check    fail   never pass
 test-arm64-arm64-libvirt-xsm 14 saverestore-support-check    fail   never pass
 test-arm64-arm64-xl          13 migrate-support-check        fail   never pass
 test-arm64-arm64-xl          14 saverestore-support-check    fail   never pass
 test-amd64-amd64-libvirt-qemuu-debianhvm-amd64-xsm 11 migrate-support-check 
fail never pass
 test-amd64-i386-libvirt-qemuu-debianhvm-amd64-xsm 11 migrate-support-check 
fail never pass
 test-amd64-amd64-libvirt-vhd 12 migrate-support-check        fail   never pass
 test-armhf-armhf-xl-xsm      13 migrate-support-check        fail   never pass
 test-armhf-armhf-xl-xsm      14 saverestore-support-check    fail   never pass
 test-amd64-i386-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-amd64-xl-qemut-win7-amd64 17 guest-stop             fail never pass
 test-amd64-amd64-xl-qemuu-win7-amd64 17 guest-stop             fail never pass
 test-amd64-i386-xl-qemut-ws16-amd64 17 guest-stop              fail never pass
 test-amd64-amd64-xl-qemut-ws16-amd64 17 guest-stop             fail never pass
 test-amd64-i386-xl-qemuu-ws16-amd64 17 guest-stop              fail never pass
 test-amd64-amd64-xl-qemuu-ws16-amd64 17 guest-stop             fail never pass
 test-amd64-amd64-xl-qemut-win10-i386 10 windows-install        fail never pass
 test-amd64-amd64-xl-qemuu-win10-i386 10 windows-install        fail never pass
 test-amd64-i386-xl-qemut-win10-i386 10 windows-install         fail never pass
 test-amd64-i386-xl-qemuu-win10-i386 10 windows-install         fail never pass

version targeted for testing:
 xen                  bbd093c5033d87c0043cf90aa782efdc141dc0e7
baseline version:
 xen                  f379b706096f1266b6239645236ca54dfa1d9daf

Last test of basis   118529  2018-02-02 03:47:21 Z    7 days
Testing same since   118657  2018-02-07 16:43:11 Z    1 days    2 attempts

------------------------------------------------------------
People who touched revisions under test:
  Julien Grall <julien.grall@xxxxxxxxxx>
  Marc Zyngier <marc.zyngier@xxxxxxx>

jobs:
 build-amd64-xsm                                              pass    
 build-arm64-xsm                                              pass    
 build-armhf-xsm                                              pass    
 build-i386-xsm                                               pass    
 build-amd64-xtf                                              pass    
 build-amd64                                                  pass    
 build-arm64                                                  pass    
 build-armhf                                                  broken  
 build-i386                                                   pass    
 build-amd64-libvirt                                          pass    
 build-arm64-libvirt                                          pass    
 build-armhf-libvirt                                          blocked 
 build-i386-libvirt                                           pass    
 build-amd64-prev                                             pass    
 build-i386-prev                                              pass    
 build-amd64-pvops                                            pass    
 build-arm64-pvops                                            pass    
 build-armhf-pvops                                            pass    
 build-i386-pvops                                             pass    
 build-amd64-rumprun                                          pass    
 build-i386-rumprun                                           pass    
 test-xtf-amd64-amd64-1                                       pass    
 test-xtf-amd64-amd64-2                                       pass    
 test-xtf-amd64-amd64-3                                       pass    
 test-xtf-amd64-amd64-4                                       pass    
 test-xtf-amd64-amd64-5                                       pass    
 test-amd64-amd64-xl                                          pass    
 test-arm64-arm64-xl                                          pass    
 test-armhf-armhf-xl                                          blocked 
 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        pass    
 test-amd64-i386-xl-qemut-stubdom-debianhvm-amd64-xsm         pass    
 test-amd64-amd64-libvirt-xsm                                 pass    
 test-arm64-arm64-libvirt-xsm                                 pass    
 test-armhf-armhf-libvirt-xsm                                 blocked 
 test-amd64-i386-libvirt-xsm                                  pass    
 test-amd64-amd64-xl-xsm                                      pass    
 test-arm64-arm64-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-pvhv2-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-rumprun-amd64                               pass    
 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-amd64-amd64-xl-qemut-ws16-amd64                         fail    
 test-amd64-i386-xl-qemut-ws16-amd64                          fail    
 test-amd64-amd64-xl-qemuu-ws16-amd64                         fail    
 test-amd64-i386-xl-qemuu-ws16-amd64                          fail    
 test-armhf-armhf-xl-arndale                                  blocked 
 test-amd64-amd64-xl-credit2                                  pass    
 test-arm64-arm64-xl-credit2                                  pass    
 test-armhf-armhf-xl-credit2                                  blocked 
 test-armhf-armhf-xl-cubietruck                               blocked 
 test-amd64-i386-freebsd10-i386                               pass    
 test-amd64-i386-rumprun-i386                                 pass    
 test-amd64-amd64-xl-qemut-win10-i386                         fail    
 test-amd64-i386-xl-qemut-win10-i386                          fail    
 test-amd64-amd64-xl-qemuu-win10-i386                         fail    
 test-amd64-i386-xl-qemuu-win10-i386                          fail    
 test-amd64-amd64-qemuu-nested-intel                          pass    
 test-amd64-amd64-xl-pvhv2-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                                     blocked 
 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                                blocked 
 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-amd64-amd64-xl-qcow2                                    pass    
 test-armhf-armhf-libvirt-raw                                 blocked 
 test-amd64-i386-xl-raw                                       pass    
 test-amd64-amd64-xl-rtds                                     pass    
 test-armhf-armhf-xl-rtds                                     blocked 
 test-amd64-amd64-libvirt-vhd                                 pass    
 test-armhf-armhf-xl-vhd                                      blocked 


------------------------------------------------------------
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

broken-job build-armhf broken
broken-job test-amd64-amd64-libvirt-xsm broken

Not pushing.

------------------------------------------------------------
commit bbd093c5033d87c0043cf90aa782efdc141dc0e7
Author: Julien Grall <julien.grall@xxxxxxxxxx>
Date:   Fri Feb 2 14:19:25 2018 +0000

    xen/arm32: entry: Document the purpose of r11 in the traps handler
    
    It took me a bit of time to understand why __DEFINE_TRAP_ENTRY is
    storing the original stack pointer in r11. It is working in pair with
    return_traps_entry where sp will be restored from r11.
    
    This is fine because per the AAPCS r11 must be preserved by the
    subroutine. So in return_from_trap, r11 will still contain the original
    stack pointer.
    
    Add some documentation in the code to point the 2 sides to each other.
    
    Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>
    Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
    (cherry picked from commit dd855aa430f2da9b677c145f0c625a82aaa97110)

commit a69a8b5fdc9cc90aa4faf522c355abd849f11001
Author: Julien Grall <julien.grall@xxxxxxxxxx>
Date:   Fri Feb 2 14:19:24 2018 +0000

    xen/arm32: Invalidate icache on guest exist for Cortex-A15
    
    In order to avoid aliasing attacks against the branch predictor on
    Cortex A-15, let's invalidate the BTB on guest exit, which can only be
    done by invalidating the icache (with ACTLR[0] being set).
    
    We use the same hack as for A12/A17 to perform the vector decoding.
    
    This is based on Linux patch from the kpti branch in [1].
    
    [1] https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
    
    Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
    Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>
    Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
    (cherry picked from commit 665c4b6aa79eb21b1aada9f7f98fb5cb7f03743a)

commit f167ebf6b33c4dbdb0135c350c0d927980191ac5
Author: Julien Grall <julien.grall@xxxxxxxxxx>
Date:   Fri Feb 2 14:19:23 2018 +0000

    xen/arm32: Invalidate BTB on guest exit for Cortex A17 and 12
    
    In order to avoid aliasing attackes agains the branch predictor, let's
    invalidate the BTB on guest exist. This is made complicated by the fact
    that we cannot take a branch invalidating the BTB.
    
    This is based on the fourth version posted by Marc Zyngier on Linux-arm
    mailing list (see [1]).
    
    This is part of XSA-254.
    
    [1] https://www.spinics.net/lists/arm-kernel/msg632062.html
    
    Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
    Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>
    Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
    (cherry picked from commit 05e0690d03dc6177e614e060ae78001d4f2abde2)

commit c4c0187839bacadc82a5729cea739e8c485f6c60
Author: Julien Grall <julien.grall@xxxxxxxxxx>
Date:   Fri Feb 2 14:19:22 2018 +0000

    xen/arm32: Add skeleton to harden branch predictor aliasing attacks
    
    Aliasing attacked against CPU branch predictors can allow an attacker to
    redirect speculative control flow on some CPUs and potentially divulge
    information from one context to another.
    
    This patch adds initiatial skeleton code behind a new Kconfig option
    to enable implementation-specific mitigations against these attacks
    for CPUs that are affected.
    
    Most of mitigations will have to be applied when entering to the
    hypervisor from the guest context.
    
    Because the attack is against branch predictor, it is not possible to
    safely use branch instruction before the mitigation is applied.
    Therefore this has to be done in the vector entry before jump to the
    helper handling a given exception.
    
    However, on arm32, each vector contain a single instruction. This means
    that the hardened vector tables may rely on the state of registers that
    does not hold when in the hypervisor (e.g SP is 8 bytes aligned).
    Therefore hypervisor code running with guest vectors table should be
    minimized and always have IRQs and SErrors masked to reduce the risk to
    use them.
    
    This patch provides an infrastructure to switch vector tables before
    entering to the guest and when leaving it.
    
    Note that alternative could have been used, but older Xen (4.8 or
    earlier) doesn't have support. So avoid using alternative to ease
    backporting.
    
    This is part of XSA-254.
    
    Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>
    Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
    (cherry picked from commit 9bd4463b5c7cc026a07b9bbd41a6a7122a95647e)

commit 19ad8a7287298f701b557e55e4be689a702194c0
Author: Julien Grall <julien.grall@xxxxxxxxxx>
Date:   Fri Feb 2 14:19:21 2018 +0000

    xen/arm32: entry: Add missing trap_reset entry
    
    At the moment, the reset vector is defined as .word 0 (e.g andeq r0, r0,
    r0).
    
    This is rather unintuitive and will result to execute the trap
    undefined. Instead introduce trap helpers for reset and will generate an
    error message in the unlikely case that reset will be called.
    
    This is part of XSA-254.
    
    Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>
    Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
    (cherry picked from commit 00268cc91270c7b0aa3a1906bf7e7702db9c61c1)

commit 3caf32c470f2f7eb3452c8a61d6224d10e56f9a3
Author: Julien Grall <julien.grall@xxxxxxxxxx>
Date:   Fri Feb 2 14:19:20 2018 +0000

    xen/arm32: Add missing MIDR values for Cortex-A17 and A12
    
    Cortex-A17 and A12 MIDR will be used in a follow-up patch for hardening
    the branch predictor.
    
    This is part of XSA-254.
    
    Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>
    Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
    (cherry picked from commit 340367bca5360f3e3d263341b58234d0efe5ced2)

commit df7be94f26757a77747bf4fbfb84bbe2a3da3b4f
Author: Julien Grall <julien.grall@xxxxxxxxxx>
Date:   Fri Feb 2 14:19:19 2018 +0000

    xen/arm32: entry: Consolidate DEFINE_TRAP_ENTRY_* macros
    
    The only difference between all the DEFINE_TRAP_ENTRY_* macros  are the
    interrupts (Asynchronous Abort, IRQ, FIQ) unmasked.
    
    Rather than duplicating the code, introduce __DEFINE_TRAP_ENTRY macro
    that will take the list of interrupts to unmask.
    
    This is part of XSA-254.
    
    Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>
    Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
    (cherry picked from commit 3bd8fd751e50dd981b7055fb33cdc8aa29537673)
(qemu changes not included)

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