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[xen-4.8-testing bisection] complete test-armhf-armhf-xl-arndale



branch xen-4.8-testing
xenbranch xen-4.8-testing
job test-armhf-armhf-xl-arndale
testid debian-install

Tree: linux git://xenbits.xen.org/linux-pvops.git
Tree: linuxfirmware git://xenbits.xen.org/osstest/linux-firmware.git
Tree: ovmf git://xenbits.xen.org/osstest/ovmf.git
Tree: qemuu git://xenbits.xen.org/qemu-xen.git
Tree: seabios git://xenbits.xen.org/osstest/seabios.git
Tree: xen git://xenbits.xen.org/xen.git

*** Found and reproduced problem changeset ***

  Bug is in tree:  xen git://xenbits.xen.org/xen.git
  Bug introduced:  48f5cf76437b869df8363be992f4d69a9e37c7f1
  Bug not present: 9eb624752acdead46c5a6dbc36e743967a1a0d31
  Last fail repro: http://logs.test-lab.xenproject.org/osstest/logs/138313/


  commit 48f5cf76437b869df8363be992f4d69a9e37c7f1
  Author: Julien Grall <julien.grall@xxxxxxx>
  Date:   Mon Apr 29 15:05:16 2019 +0100
  
      xen/arm: Add an isb() before reading CNTPCT_EL0 to prevent re-ordering
      
      Per D8.2.1 in ARM DDI 0487C.a, "a read to CNTPCT_EL0 can occur
      speculatively and out of order relative to other instructions executed
      on the same PE."
      
      Add an instruction barrier to get accurate number of cycles when
      requested in get_cycles(). For the other users of CNPCT_EL0, replace by
      a call to get_cycles().
      
      This is part of XSA-295.
      
      Signed-off-by: Julien Grall <julien.grall@xxxxxxx>
      Acked-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>


For bisection revision-tuple graph see:
   
http://logs.test-lab.xenproject.org/osstest/results/bisect/xen-4.8-testing/test-armhf-armhf-xl-arndale.debian-install.html
Revision IDs in each graph node refer, respectively, to the Trees above.

----------------------------------------
Running cs-bisection-step 
--graph-out=/home/logs/results/bisect/xen-4.8-testing/test-armhf-armhf-xl-arndale.debian-install
 --summary-out=tmp/138313.bisection-summary --basis-template=130965 
--blessings=real,real-bisect xen-4.8-testing test-armhf-armhf-xl-arndale 
debian-install
Searching for failure / basis pass:
 137850 fail [host=arndale-westfield] / 137722 [host=arndale-bluewater] 137668 
[host=arndale-metrocentre] 137571 [host=arndale-lakeside] 137462 ok.
Failure / basis pass flights: 137850 / 137462
Tree: linux git://xenbits.xen.org/linux-pvops.git
Tree: linuxfirmware git://xenbits.xen.org/osstest/linux-firmware.git
Tree: ovmf git://xenbits.xen.org/osstest/ovmf.git
Tree: qemuu git://xenbits.xen.org/qemu-xen.git
Tree: seabios git://xenbits.xen.org/osstest/seabios.git
Tree: xen git://xenbits.xen.org/xen.git
Latest e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
fc7d997c35372126823c3b0acf7b67c45cbeea36 
27db72c852423190bf2b955ecd265ce81b37c62f 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
a9acbcf300ebe35cf3b9e3d013e7923a1244763a
Basis pass e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
b8993a34ae0069080138536249dc6a72bbd7b696 
27db72c852423190bf2b955ecd265ce81b37c62f 
0932c20560574696cf87ddd12623e8c423ee821b 
ecbf88af9b0f90832fe2394edde864da45a9e560
Generating revisions with ./adhoc-revtuple-generator  
git://xenbits.xen.org/linux-pvops.git#e64ac26749dc2c0f390caccd04274608ab31c8cf-e64ac26749dc2c0f390caccd04274608ab31c8cf
 
git://xenbits.xen.org/osstest/linux-firmware.git#c530a75c1e6a472b0eb9558310b518f0dfcd8860-c530a75c1e6a472b0eb9558310b518f0dfcd8860
 
git://xenbits.xen.org/osstest/ovmf.git#b8993a34ae0069080138536249dc6a72bbd7b696-fc7d997c35372126823c3b0acf7b67c45cbeea36
 git://xenbits.xen.org/qemu-xen.git#27db72c852423190bf2b955ecd265ce81b37c62\
 f-27db72c852423190bf2b955ecd265ce81b37c62f 
git://xenbits.xen.org/osstest/seabios.git#0932c20560574696cf87ddd12623e8c423ee821b-85137fb5f2dfa5f83e9e340ca881c634ae14d4e9
 
git://xenbits.xen.org/xen.git#ecbf88af9b0f90832fe2394edde864da45a9e560-a9acbcf300ebe35cf3b9e3d013e7923a1244763a
Loaded 3001 nodes in revision graph
Searching for test results:
 137377 [host=arndale-bluewater]
 137462 pass e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
b8993a34ae0069080138536249dc6a72bbd7b696 
27db72c852423190bf2b955ecd265ce81b37c62f 
0932c20560574696cf87ddd12623e8c423ee821b 
ecbf88af9b0f90832fe2394edde864da45a9e560
 137571 [host=arndale-lakeside]
 137668 [host=arndale-metrocentre]
 137722 [host=arndale-bluewater]
 137850 fail e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
fc7d997c35372126823c3b0acf7b67c45cbeea36 
27db72c852423190bf2b955ecd265ce81b37c62f 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
a9acbcf300ebe35cf3b9e3d013e7923a1244763a
 138175 pass e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
b8993a34ae0069080138536249dc6a72bbd7b696 
27db72c852423190bf2b955ecd265ce81b37c62f 
0932c20560574696cf87ddd12623e8c423ee821b 
ecbf88af9b0f90832fe2394edde864da45a9e560
 138181 fail e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
fc7d997c35372126823c3b0acf7b67c45cbeea36 
27db72c852423190bf2b955ecd265ce81b37c62f 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
a9acbcf300ebe35cf3b9e3d013e7923a1244763a
 138214 fail e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
fc7d997c35372126823c3b0acf7b67c45cbeea36 
27db72c852423190bf2b955ecd265ce81b37c62f 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
ece24c0305fa8d39e92c2418f1adea5541b76a63
 138238 pass e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
fc7d997c35372126823c3b0acf7b67c45cbeea36 
27db72c852423190bf2b955ecd265ce81b37c62f 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
31cbd18a8b9b04ff9b1997c1f41effa57af4a700
 138278 fail e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
fc7d997c35372126823c3b0acf7b67c45cbeea36 
27db72c852423190bf2b955ecd265ce81b37c62f 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
48f5cf76437b869df8363be992f4d69a9e37c7f1
 138193 pass e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e8015f2facfffa31db8a06c1121647f76f1035dc 
27db72c852423190bf2b955ecd265ce81b37c62f 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
ecbf88af9b0f90832fe2394edde864da45a9e560
 138244 fail e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
fc7d997c35372126823c3b0acf7b67c45cbeea36 
27db72c852423190bf2b955ecd265ce81b37c62f 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
48f5cf76437b869df8363be992f4d69a9e37c7f1
 138227 pass e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
5b3e695d8ac5de5220c8520091832d507e6f9542 
27db72c852423190bf2b955ecd265ce81b37c62f 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
ecbf88af9b0f90832fe2394edde864da45a9e560
 138260 pass e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
fc7d997c35372126823c3b0acf7b67c45cbeea36 
27db72c852423190bf2b955ecd265ce81b37c62f 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
9eb624752acdead46c5a6dbc36e743967a1a0d31
 138289 pass e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
fc7d997c35372126823c3b0acf7b67c45cbeea36 
27db72c852423190bf2b955ecd265ce81b37c62f 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
9eb624752acdead46c5a6dbc36e743967a1a0d31
 138298 fail e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
fc7d997c35372126823c3b0acf7b67c45cbeea36 
27db72c852423190bf2b955ecd265ce81b37c62f 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
48f5cf76437b869df8363be992f4d69a9e37c7f1
 138305 pass e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
fc7d997c35372126823c3b0acf7b67c45cbeea36 
27db72c852423190bf2b955ecd265ce81b37c62f 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
9eb624752acdead46c5a6dbc36e743967a1a0d31
 138313 fail e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
fc7d997c35372126823c3b0acf7b67c45cbeea36 
27db72c852423190bf2b955ecd265ce81b37c62f 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
48f5cf76437b869df8363be992f4d69a9e37c7f1
Searching for interesting versions
 Result found: flight 137462 (pass), for basis pass
 Result found: flight 137850 (fail), for basis failure
 Repro found: flight 138175 (pass), for basis pass
 Repro found: flight 138181 (fail), for basis failure
 0 revisions at e64ac26749dc2c0f390caccd04274608ab31c8cf 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
fc7d997c35372126823c3b0acf7b67c45cbeea36 
27db72c852423190bf2b955ecd265ce81b37c62f 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
9eb624752acdead46c5a6dbc36e743967a1a0d31
No revisions left to test, checking graph state.
 Result found: flight 138260 (pass), for last pass
 Result found: flight 138278 (fail), for first failure
 Repro found: flight 138289 (pass), for last pass
 Repro found: flight 138298 (fail), for first failure
 Repro found: flight 138305 (pass), for last pass
 Repro found: flight 138313 (fail), for first failure

*** Found and reproduced problem changeset ***

  Bug is in tree:  xen git://xenbits.xen.org/xen.git
  Bug introduced:  48f5cf76437b869df8363be992f4d69a9e37c7f1
  Bug not present: 9eb624752acdead46c5a6dbc36e743967a1a0d31
  Last fail repro: http://logs.test-lab.xenproject.org/osstest/logs/138313/


  commit 48f5cf76437b869df8363be992f4d69a9e37c7f1
  Author: Julien Grall <julien.grall@xxxxxxx>
  Date:   Mon Apr 29 15:05:16 2019 +0100
  
      xen/arm: Add an isb() before reading CNTPCT_EL0 to prevent re-ordering
      
      Per D8.2.1 in ARM DDI 0487C.a, "a read to CNTPCT_EL0 can occur
      speculatively and out of order relative to other instructions executed
      on the same PE."
      
      Add an instruction barrier to get accurate number of cycles when
      requested in get_cycles(). For the other users of CNPCT_EL0, replace by
      a call to get_cycles().
      
      This is part of XSA-295.
      
      Signed-off-by: Julien Grall <julien.grall@xxxxxxx>
      Acked-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>

Revision graph left in 
/home/logs/results/bisect/xen-4.8-testing/test-armhf-armhf-xl-arndale.debian-install.{dot,ps,png,html,svg}.
----------------------------------------
138313: tolerable ALL FAIL

flight 138313 xen-4.8-testing real-bisect [real]
http://logs.test-lab.xenproject.org/osstest/logs/138313/

Failures :-/ but no regressions.

Tests which did not succeed,
including tests which could not be run:
 test-armhf-armhf-xl-arndale  10 debian-install          fail baseline untested


jobs:
 test-armhf-armhf-xl-arndale                                  fail    


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


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