[xen-4.11-testing bisection] doubtful test-xtf-amd64-amd64-1

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

branch xen-4.11-testing
xenbranch xen-4.11-testing
job test-xtf-amd64-amd64-1
testid xtf/test-hvm64-xsa-221

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://xenbits.xen.org/qemu-xen.git
Tree: seabios git://xenbits.xen.org/osstest/seabios.git
Tree: xen git://xenbits.xen.org/xen.git
Tree: xtf git://xenbits.xen.org/xtf.git

*** Flailing - >=5 identical flights to no useful effect ***
  Bisector is flailing: >=5 identical flights generated.
  Problem occurs when attempting to test this revision:
   b98aebd298246df37b472c52a2ee1023256d02e3 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
804666c86e7b6f04fe5c5cfdb13199c19e0e99b0 
c8ea0457495342c417c3dc033bba25148b279f60 
06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad 
f21b5a4aeb020f2a5e2c6503f906a9349dd2f069 
f562c6bb93a284033bf6f5af06287a71bc40a110 
08a19af3c78e8a03f83bc354b50545136c03edd2
  
  Identical previous flights on this branch:
   154760  started 2020-09-25 03:54:33 Z  blessed real-bisect
   154755  started 2020-09-25 03:05:05 Z  blessed real-bisect
   154754  started 2020-09-25 02:46:38 Z  blessed real-bisect
   154751  started 2020-09-25 02:21:33 Z  blessed real-bisect
   154746  started 2020-09-25 01:25:32 Z  blessed real-bisect
   154761  just generated


----------------------------------------
Running cs-bisection-step 
--graph-out=/home/logs/results/bisect/xen-4.11-testing/test-xtf-amd64-amd64-1.xtf--test-hvm64-xsa-221
 --summary-out=tmp/154761.bisection-summary --basis-template=151714 
--blessings=real,real-bisect --flight=154761 xen-4.11-testing 
test-xtf-amd64-amd64-1 xtf/test-hvm64-xsa-221
Searching for failure / basis pass:
 154649 fail [host=godello0] / 151714 [host=fiano1] 151318 [host=fiano1] 151295 
[host=godello1] 151279 [host=albana0] 151260 [host=albana1] 151234 
[host=elbling0] 151204 [host=chardonnay1] 151166 [host=huxelrebe0] 151140 
[host=huxelrebe1] 151093 [host=fiano0] 151061 [host=chardonnay0] 151035 
[host=godello1] 150040 [host=fiano1] 149701 [host=huxelrebe1] 149651 
[host=godello1] 149556 [host=italia0] 148127 [host=fiano0] 146104 [host=pinot0] 
146077 [host=godello1] 144753 [host=rimava1] 144716 ok.
Failure / basis pass flights: 154649 / 144716
(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://xenbits.xen.org/qemu-xen.git
Tree: seabios git://xenbits.xen.org/osstest/seabios.git
Tree: xen git://xenbits.xen.org/xen.git
Tree: xtf git://xenbits.xen.org/xtf.git
Latest c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
fb97626fe04747ec89599dce0992def9a36e2f6b 
c8ea0457495342c417c3dc033bba25148b279f60 
06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad 
155821a1990b6de78dde5f98fa5ab90e802021e0 
3263f257caf8e4465e9dca84a88fa0e68be74280 
17d372b763cb0b2e2e6b5a637c11f3997d2533fa
Basis pass b98aebd298246df37b472c52a2ee1023256d02e3 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
804666c86e7b6f04fe5c5cfdb13199c19e0e99b0 
c8ea0457495342c417c3dc033bba25148b279f60 
06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad 
f21b5a4aeb020f2a5e2c6503f906a9349dd2f069 
f562c6bb93a284033bf6f5af06287a71bc40a110 
08a19af3c78e8a03f83bc354b50545136c03edd2
Generating revisions with ./adhoc-revtuple-generator  
git://xenbits.xen.org/linux-pvops.git#b98aebd298246df37b472c52a2ee1023256d02e3-c3038e718a19fc596f7b1baba0f83d5146dc7784
 
git://xenbits.xen.org/osstest/linux-firmware.git#c530a75c1e6a472b0eb9558310b518f0dfcd8860-c530a75c1e6a472b0eb9558310b518f0dfcd8860
 
git://xenbits.xen.org/osstest/ovmf.git#804666c86e7b6f04fe5c5cfdb13199c19e0e99b0-fb97626fe04747ec89599dce0992def9a36e2f6b
 git://xenbits.xen.org/qemu-xen-traditional.git#c8ea0457495342c417c3dc033bb\
 a25148b279f60-c8ea0457495342c417c3dc033bba25148b279f60 
git://xenbits.xen.org/qemu-xen.git#06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad-06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad
 
git://xenbits.xen.org/osstest/seabios.git#f21b5a4aeb020f2a5e2c6503f906a9349dd2f069-155821a1990b6de78dde5f98fa5ab90e802021e0
 
git://xenbits.xen.org/xen.git#f562c6bb93a284033bf6f5af06287a71bc40a110-3263f257caf8e4465e9dca84a88fa0e68be74280
 
git://xenbits.xen.org/xtf.git#08a19af3c78e8a03f83bc354b50545136c03edd2-17d372b763cb0b2e2e6b5\
 a637c11f3997d2533fa
adhoc-revtuple-generator: tree discontiguous: linux-pvops
Loaded 8757 nodes in revision graph
Searching for test results:
 144753 [host=rimava1]
 144716 pass b98aebd298246df37b472c52a2ee1023256d02e3 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
804666c86e7b6f04fe5c5cfdb13199c19e0e99b0 
c8ea0457495342c417c3dc033bba25148b279f60 
06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad 
f21b5a4aeb020f2a5e2c6503f906a9349dd2f069 
f562c6bb93a284033bf6f5af06287a71bc40a110 
08a19af3c78e8a03f83bc354b50545136c03edd2
 146077 [host=godello1]
 146104 [host=pinot0]
 148127 [host=fiano0]
 149556 [host=italia0]
 149651 [host=godello1]
 149701 [host=huxelrebe1]
 150040 [host=fiano1]
 150942 []
 151035 [host=godello1]
 150953 []
 151012 []
 150977 []
 151061 [host=chardonnay0]
 151093 [host=fiano0]
 151140 [host=huxelrebe1]
 151166 [host=huxelrebe0]
 151204 [host=chardonnay1]
 151260 [host=albana1]
 151234 [host=elbling0]
 151295 [host=godello1]
 151279 [host=albana0]
 151318 [host=fiano1]
 151714 [host=fiano1]
 154619 [host=huxelrebe0]
 154647 [host=huxelrebe0]
 154712 [host=huxelrebe0]
 154717 [host=huxelrebe0]
 154721 [host=huxelrebe0]
 154726 [host=huxelrebe0]
 154729 [host=huxelrebe0]
 154649 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
fb97626fe04747ec89599dce0992def9a36e2f6b 
c8ea0457495342c417c3dc033bba25148b279f60 
06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad 
155821a1990b6de78dde5f98fa5ab90e802021e0 
3263f257caf8e4465e9dca84a88fa0e68be74280 
17d372b763cb0b2e2e6b5a637c11f3997d2533fa
 154736 [host=huxelrebe0]
 154744 blocked b98aebd298246df37b472c52a2ee1023256d02e3 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
804666c86e7b6f04fe5c5cfdb13199c19e0e99b0 
c8ea0457495342c417c3dc033bba25148b279f60 
06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad 
f21b5a4aeb020f2a5e2c6503f906a9349dd2f069 
f562c6bb93a284033bf6f5af06287a71bc40a110 
08a19af3c78e8a03f83bc354b50545136c03edd2
 154746 blocked b98aebd298246df37b472c52a2ee1023256d02e3 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
804666c86e7b6f04fe5c5cfdb13199c19e0e99b0 
c8ea0457495342c417c3dc033bba25148b279f60 
06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad 
f21b5a4aeb020f2a5e2c6503f906a9349dd2f069 
f562c6bb93a284033bf6f5af06287a71bc40a110 
08a19af3c78e8a03f83bc354b50545136c03edd2
 154751 blocked b98aebd298246df37b472c52a2ee1023256d02e3 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
804666c86e7b6f04fe5c5cfdb13199c19e0e99b0 
c8ea0457495342c417c3dc033bba25148b279f60 
06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad 
f21b5a4aeb020f2a5e2c6503f906a9349dd2f069 
f562c6bb93a284033bf6f5af06287a71bc40a110 
08a19af3c78e8a03f83bc354b50545136c03edd2
 154754 blocked b98aebd298246df37b472c52a2ee1023256d02e3 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
804666c86e7b6f04fe5c5cfdb13199c19e0e99b0 
c8ea0457495342c417c3dc033bba25148b279f60 
06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad 
f21b5a4aeb020f2a5e2c6503f906a9349dd2f069 
f562c6bb93a284033bf6f5af06287a71bc40a110 
08a19af3c78e8a03f83bc354b50545136c03edd2
 154755 blocked b98aebd298246df37b472c52a2ee1023256d02e3 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
804666c86e7b6f04fe5c5cfdb13199c19e0e99b0 
c8ea0457495342c417c3dc033bba25148b279f60 
06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad 
f21b5a4aeb020f2a5e2c6503f906a9349dd2f069 
f562c6bb93a284033bf6f5af06287a71bc40a110 
08a19af3c78e8a03f83bc354b50545136c03edd2
 154760 blocked b98aebd298246df37b472c52a2ee1023256d02e3 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
804666c86e7b6f04fe5c5cfdb13199c19e0e99b0 
c8ea0457495342c417c3dc033bba25148b279f60 
06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad 
f21b5a4aeb020f2a5e2c6503f906a9349dd2f069 
f562c6bb93a284033bf6f5af06287a71bc40a110 
08a19af3c78e8a03f83bc354b50545136c03edd2
Searching for interesting versions
 Result found: flight 144716 (pass), for basis pass
 For basis failure, parent search stopping at 
b98aebd298246df37b472c52a2ee1023256d02e3 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
804666c86e7b6f04fe5c5cfdb13199c19e0e99b0 
c8ea0457495342c417c3dc033bba25148b279f60 
06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad 
f21b5a4aeb020f2a5e2c6503f906a9349dd2f069 
f562c6bb93a284033bf6f5af06287a71bc40a110 
08a19af3c78e8a03f83bc354b50545136c03edd2, results HASH(0x55c65a868a10) 
HASH(0x55c65a852e48) HASH(0x55c65a88b258) HASH(0x55c65a87fce0) 
HASH(0x55c65a890190) HASH(0x55c65\
 a8935a0) HASH(0x55c65a857780) Result found: flight 154649 (fail), for basis 
failure (at ancestor ~1756)
Need to reproduce basis pass (pass); had 1 already.
Should test b98aebd298246df37b472c52a2ee1023256d02e3 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
804666c86e7b6f04fe5c5cfdb13199c19e0e99b0 
c8ea0457495342c417c3dc033bba25148b279f60 
06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad 
f21b5a4aeb020f2a5e2c6503f906a9349dd2f069 
f562c6bb93a284033bf6f5af06287a71bc40a110 
08a19af3c78e8a03f83bc354b50545136c03edd2.
neato: graph is too large for cairo-renderer bitmaps. Scaling by 0.429804 to fit
pnmtopng: 18 colors found
Revision graph left in 
/home/logs/results/bisect/xen-4.11-testing/test-xtf-amd64-amd64-1.xtf--test-hvm64-xsa-221.{dot,ps,png,html,svg}.
Populating 154761...
Need 154761.test-xtf-amd64-amd64-1 (like 154649)
Creating 154761.test-xtf-amd64-amd64-1 (copying from 154649)
Need 154761.build-amd64 (like 154649)
 revision_ovmf=804666c86e7b6f04fe5c5cfdb13199c19e0e99b0
 revision_qemu=c8ea0457495342c417c3dc033bba25148b279f60
 revision_qemuu=06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad
 revision_seabios=f21b5a4aeb020f2a5e2c6503f906a9349dd2f069
 revision_xen=f562c6bb93a284033bf6f5af06287a71bc40a110
Searching for build-amd64 (like 154649) to reuse...
Creating 154761.build-amd64 (copying from 154649)
DB confict (err=7 state=40001): DBD::Pg::db do failed: ERROR:  could not 
serialize access due to read/write dependencies among transactions
DETAIL:  Reason code: Canceled on identification as a pivot, during write.
HINT:  The transaction might succeed if retried. [for Statement "            
INSERT INTO jobs (flight, job, recipe, status)
                      VALUES (?, ?, ?, 'queued')
"]
DB conflict (messages above may refer); retrying...
Populating 154761...
Need 154761.test-xtf-amd64-amd64-1 (like 154649)
Creating 154761.test-xtf-amd64-amd64-1 (copying from 154649)
Need 154761.build-amd64 (like 154649)
 revision_ovmf=804666c86e7b6f04fe5c5cfdb13199c19e0e99b0
 revision_qemu=c8ea0457495342c417c3dc033bba25148b279f60
 revision_qemuu=06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad
 revision_seabios=f21b5a4aeb020f2a5e2c6503f906a9349dd2f069
 revision_xen=f562c6bb93a284033bf6f5af06287a71bc40a110
Creating 154761.build-amd64 (copying from 154649)
Need 154761.build-amd64-pvops (like 154649)
 revision_linux=b98aebd298246df37b472c52a2ee1023256d02e3
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-amd64-pvops (like 154649) to reuse...
Can reuse build-kern 154744.build-amd64-pvops.
Already created build-amd64
Need 154761.build-amd64-xtf (like 154649)
 revision_xtf=08a19af3c78e8a03f83bc354b50545136c03edd2
Searching for build-amd64-xtf (like 154649) to reuse...
Can reuse build-xtf 154744.build-amd64-xtf.
Checking for flail (since 144716)...

*** Flailing - >=5 identical flights to no useful effect ***
  Bisector is flailing: >=5 identical flights generated.
  Problem occurs when attempting to test this revision:
   b98aebd298246df37b472c52a2ee1023256d02e3 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
804666c86e7b6f04fe5c5cfdb13199c19e0e99b0 
c8ea0457495342c417c3dc033bba25148b279f60 
06fbdaf7d6c43b55339d4ad74c77c9be84ae41ad 
f21b5a4aeb020f2a5e2c6503f906a9349dd2f069 
f562c6bb93a284033bf6f5af06287a71bc40a110 
08a19af3c78e8a03f83bc354b50545136c03edd2
  
  Identical previous flights on this branch:
   154760  started 2020-09-25 03:54:33 Z  blessed real-bisect
   154755  started 2020-09-25 03:05:05 Z  blessed real-bisect
   154754  started 2020-09-25 02:46:38 Z  blessed real-bisect
   154751  started 2020-09-25 02:21:33 Z  blessed real-bisect
   154746  started 2020-09-25 01:25:32 Z  blessed real-bisect
   154761  just generated