[qemu-mainline bisection] doubtful test-amd64-amd64-qemuu-nested-intel

[osstest service owner <osstest-admin@xxxxxxxxxxxxxx>]

branch xen-unstable
xenbranch xen-unstable
job test-amd64-amd64-qemuu-nested-intel
testid debian-hvm-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: qemu git://xenbits.xen.org/qemu-xen-traditional.git
Tree: qemuu git://git.qemu.org/qemu.git
Tree: seabios git://xenbits.xen.org/osstest/seabios.git
Tree: xen git://xenbits.xen.org/xen.git

*** Flailing - >=5 identical flights to no useful effect ***
  Bisector is flailing: >=5 identical flights generated.
  Problem occurs when attempting to test this revision:
   c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
568eee7cf319fa95183c8d3b5e8dcf6e078ab8b3 
3c659044118e34603161457db9934a34f816d78b 
6bb228190ef0b45669d285114cf8a280c55f4b39 
2e3de6253422112ae43e608661ba94ea6b345694 
1497e78068421d83956f8e82fb6e1bf1fc3b1199
  
  Identical previous flights on this branch:
   154172  started 2020-09-12 09:28:51 Z  blessed real-bisect
   154171  started 2020-09-12 09:08:48 Z  blessed real-bisect
   154169  started 2020-09-12 08:50:15 Z  blessed real-bisect
   154168  started 2020-09-12 08:30:12 Z  blessed real-bisect
   154167  started 2020-09-12 08:10:08 Z  blessed real-bisect
   154173  just generated


----------------------------------------
Running cs-bisection-step 
--graph-out=/home/logs/results/bisect/qemu-mainline/test-amd64-amd64-qemuu-nested-intel.debian-hvm-install
 --summary-out=tmp/154173.bisection-summary --basis-template=152631 
--blessings=real,real-bisect --flight=154173 qemu-mainline 
test-amd64-amd64-qemuu-nested-intel debian-hvm-install
Searching for failure / basis pass:
 154096 fail [host=godello1] / 152631 [host=chardonnay0] 152615 [host=godello0] 
152573 [host=huxelrebe1] 152563 [host=chardonnay1] 152497 [host=albana1] 152480 
[host=albana0] 152456 [host=albana0] 152411 [host=albana0] 152380 
[host=albana0] 152337 [host=albana0] 152324 [host=albana0] 152309 
[host=albana0] 152295 [host=albana1] 152284 [host=albana1] 152266 
[host=albana1] 152241 [host=albana1] 152227 [host=albana0] 152219 
[host=albana0] 152211 [host=albana0] 152200 [host=albana0] 152189 [host=alba\
 na0] 152171 [host=albana0] 151149 [host=albana0] 151101 [host=albana0] 151065 
[host=fiano0] 151047 [host=albana1] 150970 [host=elbling0] 150930 
[host=huxelrebe1] 150916 [host=chardonnay0] 150909 [host=elbling1] 150899 
[host=chardonnay1] 150895 [host=godello0] 150831 [host=fiano1] 150694 
[host=debina0] 150631 [host=huxelrebe0] 150608 ok.
Failure / basis pass flights: 154096 / 150608
(tree with no url: minios)
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: qemu git://xenbits.xen.org/qemu-xen-traditional.git
Tree: qemuu git://git.qemu.org/qemu.git
Tree: seabios git://xenbits.xen.org/osstest/seabios.git
Tree: xen git://xenbits.xen.org/xen.git
Latest c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
317d84abe3bfbdff10ae1cc4f38b49307838c6c4 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
9435a8b3dd35f1f926f1b9127e8a906217a5518a 
155821a1990b6de78dde5f98fa5ab90e802021e0 
1e2d3be2e516e6f415ca6029f651b76a8563a27c
Basis pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
568eee7cf319fa95183c8d3b5e8dcf6e078ab8b3 
3c659044118e34603161457db9934a34f816d78b 
6bb228190ef0b45669d285114cf8a280c55f4b39 
2e3de6253422112ae43e608661ba94ea6b345694 
1497e78068421d83956f8e82fb6e1bf1fc3b1199
Generating revisions with ./adhoc-revtuple-generator  
git://xenbits.xen.org/linux-pvops.git#c3038e718a19fc596f7b1baba0f83d5146dc7784-c3038e718a19fc596f7b1baba0f83d5146dc7784
 
git://xenbits.xen.org/osstest/linux-firmware.git#c530a75c1e6a472b0eb9558310b518f0dfcd8860-c530a75c1e6a472b0eb9558310b518f0dfcd8860
 
git://xenbits.xen.org/osstest/ovmf.git#568eee7cf319fa95183c8d3b5e8dcf6e078ab8b3-317d84abe3bfbdff10ae1cc4f38b49307838c6c4
 git://xenbits.xen.org/qemu-xen-traditional.git#3c659044118e34603161457db99\
 34a34f816d78b-3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
git://git.qemu.org/qemu.git#6bb228190ef0b45669d285114cf8a280c55f4b39-9435a8b3dd35f1f926f1b9127e8a906217a5518a
 
git://xenbits.xen.org/osstest/seabios.git#2e3de6253422112ae43e608661ba94ea6b345694-155821a1990b6de78dde5f98fa5ab90e802021e0
 
git://xenbits.xen.org/xen.git#1497e78068421d83956f8e82fb6e1bf1fc3b1199-1e2d3be2e516e6f415ca6029f651b76a8563a27c
Loaded 68026 nodes in revision graph
Searching for test results:
 150631 [host=huxelrebe0]
 150608 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
568eee7cf319fa95183c8d3b5e8dcf6e078ab8b3 
3c659044118e34603161457db9934a34f816d78b 
6bb228190ef0b45669d285114cf8a280c55f4b39 
2e3de6253422112ae43e608661ba94ea6b345694 
1497e78068421d83956f8e82fb6e1bf1fc3b1199
 150694 [host=debina0]
 150831 [host=fiano1]
 150909 [host=elbling1]
 150930 [host=huxelrebe1]
 150916 [host=chardonnay0]
 150895 [host=godello0]
 150899 [host=chardonnay1]
 150970 [host=elbling0]
 151047 [host=albana1]
 151160 [host=albana0]
 151101 [host=albana0]
 151065 [host=fiano0]
 151149 [host=albana0]
 151212 [host=albana0]
 151168 [host=albana0]
 151221 [host=albana0]
 151171 [host=albana0]
 151193 [host=albana0]
 151172 [host=albana0]
 151215 [host=albana0]
 151174 [host=albana0]
 151176 [host=albana0]
 151177 [host=albana0]
 151178 [host=albana0]
 151179 [host=albana0]
 151180 [host=albana0]
 151199 [host=albana0]
 151182 [host=albana0]
 151183 [host=albana0]
 151216 [host=albana0]
 151185 [host=albana0]
 151189 [host=albana0]
 151175 [host=albana0]
 151218 [host=albana0]
 151190 [host=albana0]
 151202 [host=albana0]
 151220 [host=albana0]
 151207 [host=albana0]
 151211 [host=albana0]
 151241 [host=albana0]
 151286 [host=albana0]
 151269 [host=albana0]
 151328 [host=albana0]
 151304 [host=albana0]
 151377 [host=albana0]
 151353 [host=albana0]
 151399 [host=albana0]
 151414 [host=albana0]
 151435 [host=albana0]
 151459 [host=albana0]
 151471 [host=albana0]
 151485 [host=albana0]
 151500 [host=albana0]
 151518 [host=albana0]
 151547 [host=albana0]
 151598 [host=albana0]
 151577 [host=albana0]
 151622 [host=albana0]
 151656 [host=albana0]
 151634 [host=albana0]
 151645 [host=albana0]
 151669 [host=albana0]
 151685 [host=albana0]
 151704 [host=albana0]
 151778 [host=albana0]
 151721 [host=albana0]
 151763 [host=albana0]
 151744 [host=albana0]
 151804 [host=albana0]
 151816 [host=albana0]
 151833 [host=albana0]
 151882 [host=albana0]
 151865 [host=albana0]
 151885 [host=albana0]
 151866 [host=albana0]
 151855 [host=albana0]
 151841 [host=albana0]
 151887 [host=albana0]
 151868 [host=albana0]
 151897 [host=albana0]
 151871 [host=albana0]
 151849 [host=albana0]
 151872 [host=albana0]
 151888 [host=albana0]
 151873 [host=albana0]
 151876 [host=albana0]
 151877 [host=albana0]
 151890 [host=albana0]
 151878 [host=albana0]
 151879 [host=albana0]
 151893 [host=albana0]
 151880 [host=albana0]
 151874 [host=albana0]
 151895 [host=albana0]
 151894 [host=albana0]
 151896 [host=albana0]
 151914 [host=albana0]
 151934 [host=albana0]
 151968 [host=albana0]
 151952 [host=albana0]
 152013 [host=albana0]
 151988 [host=albana0]
 151999 [host=albana0]
 152026 [host=albana0]
 152039 [host=albana0]
 152058 [host=albana0]
 152076 [host=albana0]
 152108 [host=albana0]
 152144 [host=albana0]
 152171 [host=albana0]
 152200 [host=albana0]
 152192 [host=albana0]
 152195 [host=albana0]
 152196 [host=albana0]
 152189 [host=albana0]
 152211 [host=albana0]
 152199 [host=albana0]
 152202 [host=albana0]
 152203 [host=albana0]
 152204 [host=albana0]
 152205 [host=albana0]
 152207 [host=albana0]
 152219 [host=albana0]
 152227 [host=albana0]
 152241 [host=albana1]
 152266 [host=albana1]
 152284 [host=albana1]
 152295 [host=albana1]
 152324 [host=albana0]
 152309 [host=albana0]
 152337 [host=albana0]
 152380 [host=albana0]
 152411 [host=albana0]
 152480 [host=albana0]
 152456 [host=albana0]
 152497 [host=albana1]
 152563 [host=chardonnay1]
 152573 [host=huxelrebe1]
 152615 [host=godello0]
 152631 [host=chardonnay0]
 152659 fail irrelevant
 152668 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
5a6d764e1d073d28e8f398289ccb5592bf9a72ba 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
f86d9a093dada588889bde5582c7ec320487c4b8 
155821a1990b6de78dde5f98fa5ab90e802021e0 
858c0be8c2fa4125a0fa0acaa03ae730e5c7cb3c
 152682 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
5a6d764e1d073d28e8f398289ccb5592bf9a72ba 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
3a52b42c949ddd6ebb9f7e86ad83243bd1d52d9e 
155821a1990b6de78dde5f98fa5ab90e802021e0 
858c0be8c2fa4125a0fa0acaa03ae730e5c7cb3c
 152696 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
5a6d764e1d073d28e8f398289ccb5592bf9a72ba 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
d7df0ceee0fd2e512cd214a9074ebeeb40da3099 
155821a1990b6de78dde5f98fa5ab90e802021e0 
858c0be8c2fa4125a0fa0acaa03ae730e5c7cb3c
 152712 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
5a6d764e1d073d28e8f398289ccb5592bf9a72ba 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
8367a77c4d3f6e1e60890f5510304feb2c621611 
155821a1990b6de78dde5f98fa5ab90e802021e0 
858c0be8c2fa4125a0fa0acaa03ae730e5c7cb3c
 152726 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
5a6d764e1d073d28e8f398289ccb5592bf9a72ba 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
8367a77c4d3f6e1e60890f5510304feb2c621611 
155821a1990b6de78dde5f98fa5ab90e802021e0 
858c0be8c2fa4125a0fa0acaa03ae730e5c7cb3c
 152771 fail irrelevant
 152793 fail irrelevant
 152836 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
78ab44cb96808bd3ff0edf312599f94a6a92172a 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
d1a2b51f868d09ca8489ee9aee9c55632ed8fb92 
155821a1990b6de78dde5f98fa5ab90e802021e0 
347384331ee0eee22a4dc10f805847e658e523ac
 152856 fail irrelevant
 152878 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
78ab44cb96808bd3ff0edf312599f94a6a92172a 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
25f6dc28a3a8dd231c2c092a0e65bd796353c769 
155821a1990b6de78dde5f98fa5ab90e802021e0 
7a8d8bde9820387c3e168182b99fd9761c223fff
 152911 []
 152923 []
 152946 []
 152965 []
 152992 []
 153007 []
 153025 []
 153047 []
 153075 []
 153113 []
 153138 []
 153166 []
 153270 []
 153288 []
 153311 []
 153336 []
 153362 []
 153383 []
 153406 []
 153435 []
 153452 []
 153478 []
 153502 []
 153531 []
 153548 []
 153576 []
 153597 []
 153611 []
 153625 []
 153663 []
 153692 []
 153762 []
 153776 []
 153793 []
 153818 []
 153847 []
 153891 []
 153922 []
 153946 []
 153971 []
 153998 []
 154023 fail irrelevant
 154038 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
317d84abe3bfbdff10ae1cc4f38b49307838c6c4 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
9435a8b3dd35f1f926f1b9127e8a906217a5518a 
155821a1990b6de78dde5f98fa5ab90e802021e0 
1e2d3be2e516e6f415ca6029f651b76a8563a27c
 154061 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
317d84abe3bfbdff10ae1cc4f38b49307838c6c4 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
9435a8b3dd35f1f926f1b9127e8a906217a5518a 
155821a1990b6de78dde5f98fa5ab90e802021e0 
1e2d3be2e516e6f415ca6029f651b76a8563a27c
 154096 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
317d84abe3bfbdff10ae1cc4f38b49307838c6c4 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
9435a8b3dd35f1f926f1b9127e8a906217a5518a 
155821a1990b6de78dde5f98fa5ab90e802021e0 
1e2d3be2e516e6f415ca6029f651b76a8563a27c
 154167 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
568eee7cf319fa95183c8d3b5e8dcf6e078ab8b3 
3c659044118e34603161457db9934a34f816d78b 
6bb228190ef0b45669d285114cf8a280c55f4b39 
2e3de6253422112ae43e608661ba94ea6b345694 
1497e78068421d83956f8e82fb6e1bf1fc3b1199
 154168 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
568eee7cf319fa95183c8d3b5e8dcf6e078ab8b3 
3c659044118e34603161457db9934a34f816d78b 
6bb228190ef0b45669d285114cf8a280c55f4b39 
2e3de6253422112ae43e608661ba94ea6b345694 
1497e78068421d83956f8e82fb6e1bf1fc3b1199
 154169 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
568eee7cf319fa95183c8d3b5e8dcf6e078ab8b3 
3c659044118e34603161457db9934a34f816d78b 
6bb228190ef0b45669d285114cf8a280c55f4b39 
2e3de6253422112ae43e608661ba94ea6b345694 
1497e78068421d83956f8e82fb6e1bf1fc3b1199
 154171 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
568eee7cf319fa95183c8d3b5e8dcf6e078ab8b3 
3c659044118e34603161457db9934a34f816d78b 
6bb228190ef0b45669d285114cf8a280c55f4b39 
2e3de6253422112ae43e608661ba94ea6b345694 
1497e78068421d83956f8e82fb6e1bf1fc3b1199
 154172 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
568eee7cf319fa95183c8d3b5e8dcf6e078ab8b3 
3c659044118e34603161457db9934a34f816d78b 
6bb228190ef0b45669d285114cf8a280c55f4b39 
2e3de6253422112ae43e608661ba94ea6b345694 
1497e78068421d83956f8e82fb6e1bf1fc3b1199
Searching for interesting versions
 Result found: flight 150608 (pass), for basis pass
 Result found: flight 154038 (fail), for basis failure (at ancestor ~1)
Need to reproduce basis pass (pass); had 1 already.
Should test c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
568eee7cf319fa95183c8d3b5e8dcf6e078ab8b3 
3c659044118e34603161457db9934a34f816d78b 
6bb228190ef0b45669d285114cf8a280c55f4b39 
2e3de6253422112ae43e608661ba94ea6b345694 
1497e78068421d83956f8e82fb6e1bf1fc3b1199.
neato: graph is too large for cairo-renderer bitmaps. Scaling by 0.248844 to fit
pnmtopng: 85 colors found
Revision graph left in 
/home/logs/results/bisect/qemu-mainline/test-amd64-amd64-qemuu-nested-intel.debian-hvm-install.{dot,ps,png,html,svg}.
Populating 154173...
Need 154173.test-amd64-amd64-qemuu-nested-intel (like 154096)
Creating 154173.test-amd64-amd64-qemuu-nested-intel (copying from 154096)
Need 154173.build-amd64 (like 154096)
 revision_ovmf=568eee7cf319fa95183c8d3b5e8dcf6e078ab8b3
 revision_qemu=3c659044118e34603161457db9934a34f816d78b
 revision_qemuu=6bb228190ef0b45669d285114cf8a280c55f4b39
 revision_seabios=2e3de6253422112ae43e608661ba94ea6b345694
 revision_xen=1497e78068421d83956f8e82fb6e1bf1fc3b1199
Searching for build-amd64 (like 154096) to reuse...
Can NOT reuse build 151593.build-amd64: /home/logs/logs/151593/build-amd64: No 
such file or directory
Creating 154173.build-amd64 (copying from 154096)
Need 154173.build-amd64-pvops (like 154096)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-amd64-pvops (like 154096) to reuse...
Can reuse build-kern 154121.build-amd64-pvops.
Already created build-amd64
Checking for flail (since 150608)...

*** Flailing - >=5 identical flights to no useful effect ***
  Bisector is flailing: >=5 identical flights generated.
  Problem occurs when attempting to test this revision:
   c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
568eee7cf319fa95183c8d3b5e8dcf6e078ab8b3 
3c659044118e34603161457db9934a34f816d78b 
6bb228190ef0b45669d285114cf8a280c55f4b39 
2e3de6253422112ae43e608661ba94ea6b345694 
1497e78068421d83956f8e82fb6e1bf1fc3b1199
  
  Identical previous flights on this branch:
   154172  started 2020-09-12 09:28:51 Z  blessed real-bisect
   154171  started 2020-09-12 09:08:48 Z  blessed real-bisect
   154169  started 2020-09-12 08:50:15 Z  blessed real-bisect
   154168  started 2020-09-12 08:30:12 Z  blessed real-bisect
   154167  started 2020-09-12 08:10:08 Z  blessed real-bisect
   154173  just generated