[linux-linus bisection] doubtful test-amd64-amd64-libvirt-vhd

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

branch xen-unstable
xenbranch xen-unstable
job test-amd64-amd64-libvirt-vhd
testid guest-start.2

Tree: libvirt git://xenbits.xen.org/libvirt.git
Tree: libvirt_gnulib https://git.savannah.gnu.org/git/gnulib.git/
Tree: libvirt_keycodemapdb https://gitlab.com/keycodemap/keycodemapdb.git
Tree: linux git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.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

*** Flailing - >=5 identical flights to no useful effect ***
  Bisector is flailing: >=5 identical flights generated.
  Problem occurs when attempting to test this revision:
   25e2e4e04f13901b3db903b2301bd11381bdf128 
8089c00979a5b089cff592c6b91420e595657167 
16e5b0787687d8904dad2c026107409eb9bfcb95 
9e5de623a0cb9374bdcc73c0c098818f0d7ab7e9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ef529e6ab7c31290a33045bb1f1837447cc0eb56 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
de5b678ca4dcdfa83e322491d478d66df56c1986 
a5cab58e9a3fb6e168aba919c5669bea406573b4 
cb70a26f78848fe45f593f7ebc9cfaac760a791b
  
  Identical previous flights on this branch:
   138232  started 2019-06-21 20:38:05 Z  blessed real-bisect
   138219  started 2019-06-21 18:15:08 Z  blessed real-bisect
   138216  started 2019-06-21 17:21:52 Z  blessed real-bisect
   138213  started 2019-06-21 16:59:27 Z  blessed real-bisect
   138204  started 2019-06-21 16:10:04 Z  blessed real-bisect
   138235  just generated


----------------------------------------
Running cs-bisection-step 
--graph-out=/home/logs/results/bisect/linux-linus/test-amd64-amd64-libvirt-vhd.guest-start.2
 --summary-out=tmp/138235.bisection-summary --basis-template=133580 
--blessings=real,real-bisect --flight=138235 linux-linus 
test-amd64-amd64-libvirt-vhd guest-start.2
Searching for failure / basis pass:
 137986 fail [host=baroque1] / 137896 [host=fiano1] 137739 [host=godello1] 
137686 [host=albana0] 137589 [host=italia1] 137484 [host=albana1] 137388 
[host=baroque0] 137191 [host=debina0] 137125 [host=elbling1] 137098 
[host=albana0] 137055 [host=godello0] 137015 [host=godello1] 136981 
[host=pinot1] 136911 [host=italia0] 136823 [host=fiano1] 136594 [host=italia1] 
135873 [host=pinot1] 135753 [host=godello1] 135539 [host=godello0] 135443 
[host=baroque0] 135057 ok.
Failure / basis pass flights: 137986 / 135057
(tree with no url: minios)
Tree: libvirt git://xenbits.xen.org/libvirt.git
Tree: libvirt_gnulib https://git.savannah.gnu.org/git/gnulib.git/
Tree: libvirt_keycodemapdb https://gitlab.com/keycodemap/keycodemapdb.git
Tree: linux git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.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
Latest 7a232286b9d8c19ad62cb93c19e4651894447743 
8089c00979a5b089cff592c6b91420e595657167 
6280c94f306df6a20bbc100ba15a5a81af0366e6 
bed3c0d84e7e25c8e0964d297794f4c215b01f33 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
a860eb9668c1a2ad875874ca3822a49a5321879f 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
9cca02d8ffc23e9688a971d858e4ffdff5389b11 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
36a1c7c213e13eb64d2c2d8aa9c5c805fe19020a
Basis pass 25e2e4e04f13901b3db903b2301bd11381bdf128 
8089c00979a5b089cff592c6b91420e595657167 
16e5b0787687d8904dad2c026107409eb9bfcb95 
9e5de623a0cb9374bdcc73c0c098818f0d7ab7e9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ef529e6ab7c31290a33045bb1f1837447cc0eb56 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
de5b678ca4dcdfa83e322491d478d66df56c1986 
a5cab58e9a3fb6e168aba919c5669bea406573b4 
cb70a26f78848fe45f593f7ebc9cfaac760a791b
Generating revisions with ./adhoc-revtuple-generator  
git://xenbits.xen.org/libvirt.git#25e2e4e04f13901b3db903b2301bd11381bdf128-7a232286b9d8c19ad62cb93c19e4651894447743
 
https://git.savannah.gnu.org/git/gnulib.git/#8089c00979a5b089cff592c6b91420e595657167-8089c00979a5b089cff592c6b91420e595657167
 
https://gitlab.com/keycodemap/keycodemapdb.git#16e5b0787687d8904dad2c026107409eb9bfcb95-6280c94f306df6a20bbc100ba15a5a81af0366e6
 git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git#9e5de\
 623a0cb9374bdcc73c0c098818f0d7ab7e9-bed3c0d84e7e25c8e0964d297794f4c215b01f33 
git://xenbits.xen.org/osstest/linux-firmware.git#c530a75c1e6a472b0eb9558310b518f0dfcd8860-c530a75c1e6a472b0eb9558310b518f0dfcd8860
 
git://xenbits.xen.org/osstest/ovmf.git#ef529e6ab7c31290a33045bb1f1837447cc0eb56-a860eb9668c1a2ad875874ca3822a49a5321879f
 
git://xenbits.xen.org/qemu-xen-traditional.git#d0d8ad39ecb51cd7497cd524484fe09f50876798-d0d8ad39ecb51cd7497cd524484fe09f50876798
 git://xenbits.xen.org/qemu-xen.git#de5b678\
 ca4dcdfa83e322491d478d66df56c1986-9cca02d8ffc23e9688a971d858e4ffdff5389b11 
git://xenbits.xen.org/osstest/seabios.git#a5cab58e9a3fb6e168aba919c5669bea406573b4-85137fb5f2dfa5f83e9e340ca881c634ae14d4e9
 
git://xenbits.xen.org/xen.git#cb70a26f78848fe45f593f7ebc9cfaac760a791b-36a1c7c213e13eb64d2c2d8aa9c5c805fe19020a
adhoc-revtuple-generator: tree discontiguous: linux-2.6
adhoc-revtuple-generator: tree discontiguous: ovmf
adhoc-revtuple-generator: tree discontiguous: qemu-xen
adhoc-revtuple-generator: tree discontiguous: seabios
Use of uninitialized value $parents in array dereference at 
./adhoc-revtuple-generator line 465.
Use of uninitialized value in concatenation (.) or string at 
./adhoc-revtuple-generator line 465.
Loaded 2065 nodes in revision graph
Searching for test results:
 133995 [host=fiano0]
 134749 [host=pinot1]
 134885 [host=rimava1]
 134984 [host=albana1]
 135057 pass 25e2e4e04f13901b3db903b2301bd11381bdf128 
8089c00979a5b089cff592c6b91420e595657167 
16e5b0787687d8904dad2c026107409eb9bfcb95 
9e5de623a0cb9374bdcc73c0c098818f0d7ab7e9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ef529e6ab7c31290a33045bb1f1837447cc0eb56 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
de5b678ca4dcdfa83e322491d478d66df56c1986 
a5cab58e9a3fb6e168aba919c5669bea406573b4 
cb70a26f78848fe45f593f7ebc9cfaac760a791b
 135223 [host=baroque0]
 135346 [host=baroque0]
 135426 [host=baroque0]
 135443 [host=baroque0]
 135539 [host=godello0]
 135753 [host=godello1]
 135873 [host=pinot1]
 135988 [host=italia1]
 136116 [host=italia1]
 136243 [host=italia1]
 136433 [host=italia1]
 136594 [host=italia1]
 136823 [host=fiano1]
 136911 [host=italia0]
 136981 [host=pinot1]
 137015 [host=godello1]
 137055 [host=godello0]
 137098 [host=albana0]
 137125 [host=elbling1]
 137191 [host=debina0]
 137283 [host=baroque0]
 137388 [host=baroque0]
 137484 [host=albana1]
 137589 [host=italia1]
 137739 [host=godello1]
 137686 [host=albana0]
 137896 [host=fiano1]
 138075 !! flight 138075 missing revision for libvirt_gnulib
!! flight 138075 missing revision for libvirt_keycodemapdb
 137986 fail 7a232286b9d8c19ad62cb93c19e4651894447743 
8089c00979a5b089cff592c6b91420e595657167 
6280c94f306df6a20bbc100ba15a5a81af0366e6 
bed3c0d84e7e25c8e0964d297794f4c215b01f33 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
a860eb9668c1a2ad875874ca3822a49a5321879f 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
9cca02d8ffc23e9688a971d858e4ffdff5389b11 
85137fb5f2dfa5f83e9e340ca881c634ae14d4e9 
36a1c7c213e13eb64d2c2d8aa9c5c805fe19020a
 138204 !! flight 138204 missing revision for libvirt_gnulib
!! flight 138204 missing revision for libvirt_keycodemapdb
 138213 !! flight 138213 missing revision for libvirt_gnulib
!! flight 138213 missing revision for libvirt_keycodemapdb
 138219 !! flight 138219 missing revision for libvirt_gnulib
!! flight 138219 missing revision for libvirt_keycodemapdb
 138216 !! flight 138216 missing revision for libvirt_gnulib
!! flight 138216 missing revision for libvirt_keycodemapdb
 138232 !! flight 138232 missing revision for libvirt_gnulib
!! flight 138232 missing revision for libvirt_keycodemapdb
Searching for interesting versions
 Result found: flight 135057 (pass), for basis pass
 Result found: flight 137986 (fail), for basis failure
Need to reproduce basis pass (pass); had 1 already.
Should test 25e2e4e04f13901b3db903b2301bd11381bdf128 
8089c00979a5b089cff592c6b91420e595657167 
16e5b0787687d8904dad2c026107409eb9bfcb95 
9e5de623a0cb9374bdcc73c0c098818f0d7ab7e9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ef529e6ab7c31290a33045bb1f1837447cc0eb56 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
de5b678ca4dcdfa83e322491d478d66df56c1986 
a5cab58e9a3fb6e168aba919c5669bea406573b4 
cb70a26f78848fe45f593f7ebc9cfaac760a791b.
dot: graph is too large for cairo-renderer bitmaps. Scaling by 0.452439 to fit
pnmtopng: 23 colors found
Revision graph left in 
/home/logs/results/bisect/linux-linus/test-amd64-amd64-libvirt-vhd.guest-start.2.{dot,ps,png,html,svg}.
Populating 138235...
Need 138235.test-amd64-amd64-libvirt-vhd (like 137986)
Creating 138235.test-amd64-amd64-libvirt-vhd (copying from 137986)
Need 138235.build-amd64 (like 137986)
 revision_ovmf=ef529e6ab7c31290a33045bb1f1837447cc0eb56
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=de5b678ca4dcdfa83e322491d478d66df56c1986
 revision_seabios=a5cab58e9a3fb6e168aba919c5669bea406573b4
 revision_xen=cb70a26f78848fe45f593f7ebc9cfaac760a791b
Searching for build-amd64 (like 137986) to reuse...
Creating 138235.build-amd64 (copying from 137986)
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 138235...
Need 138235.test-amd64-amd64-libvirt-vhd (like 137986)
Creating 138235.test-amd64-amd64-libvirt-vhd (copying from 137986)
Need 138235.build-amd64 (like 137986)
 revision_ovmf=ef529e6ab7c31290a33045bb1f1837447cc0eb56
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=de5b678ca4dcdfa83e322491d478d66df56c1986
 revision_seabios=a5cab58e9a3fb6e168aba919c5669bea406573b4
 revision_xen=cb70a26f78848fe45f593f7ebc9cfaac760a791b
Creating 138235.build-amd64 (copying from 137986)
Need 138235.build-amd64-pvops (like 137986)
 revision_linux=9e5de623a0cb9374bdcc73c0c098818f0d7ab7e9
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-amd64-pvops (like 137986) to reuse...
DB confict (err=7 state=40001): DBD::Pg::db selectrow_hashref failed: ERROR:  
could not serialize access due to read/write dependencies among transactions
DETAIL:  Reason code: Canceled on identification as a pivot, during conflict 
out checking.
HINT:  The transaction might succeed if retried. [for Statement "            
SELECT  *
            FROM    flights JOIN jobs j USING (flight)
            WHERE   j.job=?
            AND     j.status='pass'
            AND     (blessing='real' OR  blessing='real-bisect')
            AND     (TRUE)
            AND     0 = ( SELECT count(*)
                          FROM
                              ( SELECT name,val
                                FROM   runvars
                                WHERE  runvars.flight = flights.flight
                                  AND  job=? AND synth='f'
                              ) o
                          FULL OUTER JOIN
                              bisection_runvars want
                          USING (name)
                          WHERE (o.val = want.val) IS NOT TRUE
                        )
            ORDER BY flights.started desc
            LIMIT 1
"]
DB conflict (messages above may refer); retrying...
Populating 138235...
Need 138235.test-amd64-amd64-libvirt-vhd (like 137986)
Creating 138235.test-amd64-amd64-libvirt-vhd (copying from 137986)
Need 138235.build-amd64 (like 137986)
 revision_ovmf=ef529e6ab7c31290a33045bb1f1837447cc0eb56
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=de5b678ca4dcdfa83e322491d478d66df56c1986
 revision_seabios=a5cab58e9a3fb6e168aba919c5669bea406573b4
 revision_xen=cb70a26f78848fe45f593f7ebc9cfaac760a791b
Creating 138235.build-amd64 (copying from 137986)
Need 138235.build-amd64-pvops (like 137986)
 revision_linux=9e5de623a0cb9374bdcc73c0c098818f0d7ab7e9
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-amd64-pvops (like 137986) to reuse...
DB confict (err=7 state=40001): DBD::Pg::db selectrow_hashref failed: ERROR:  
could not serialize access due to read/write dependencies among transactions
DETAIL:  Reason code: Canceled on identification as a pivot, during conflict 
out checking.
HINT:  The transaction might succeed if retried. [for Statement "            
SELECT  *
            FROM    flights JOIN jobs j USING (flight)
            WHERE   j.job=?
            AND     j.status='pass'
            AND     (blessing='real' OR  blessing='real-bisect')
            AND     (TRUE)
            AND     0 = ( SELECT count(*)
                          FROM
                              ( SELECT name,val
                                FROM   runvars
                                WHERE  runvars.flight = flights.flight
                                  AND  job=? AND synth='f'
                              ) o
                          FULL OUTER JOIN
                              bisection_runvars want
                          USING (name)
                          WHERE (o.val = want.val) IS NOT TRUE
                        )
            ORDER BY flights.started desc
            LIMIT 1
"]
DB conflict (messages above may refer); retrying...
Populating 138235...
Need 138235.test-amd64-amd64-libvirt-vhd (like 137986)
Creating 138235.test-amd64-amd64-libvirt-vhd (copying from 137986)
Need 138235.build-amd64 (like 137986)
 revision_ovmf=ef529e6ab7c31290a33045bb1f1837447cc0eb56
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=de5b678ca4dcdfa83e322491d478d66df56c1986
 revision_seabios=a5cab58e9a3fb6e168aba919c5669bea406573b4
 revision_xen=cb70a26f78848fe45f593f7ebc9cfaac760a791b
Creating 138235.build-amd64 (copying from 137986)
Need 138235.build-amd64-pvops (like 137986)
 revision_linux=9e5de623a0cb9374bdcc73c0c098818f0d7ab7e9
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-amd64-pvops (like 137986) to reuse...
DB confict (err=7 state=40001): DBD::Pg::db selectrow_hashref failed: ERROR:  
could not serialize access due to read/write dependencies among transactions
DETAIL:  Reason code: Canceled on identification as a pivot, during conflict 
out checking.
HINT:  The transaction might succeed if retried. [for Statement "            
SELECT  *
            FROM    flights JOIN jobs j USING (flight)
            WHERE   j.job=?
            AND     j.status='pass'
            AND     (blessing='real' OR  blessing='real-bisect')
            AND     (TRUE)
            AND     0 = ( SELECT count(*)
                          FROM
                              ( SELECT name,val
                                FROM   runvars
                                WHERE  runvars.flight = flights.flight
                                  AND  job=? AND synth='f'
                              ) o
                          FULL OUTER JOIN
                              bisection_runvars want
                          USING (name)
                          WHERE (o.val = want.val) IS NOT TRUE
                        )
            ORDER BY flights.started desc
            LIMIT 1
"]
DB conflict (messages above may refer); retrying...
Populating 138235...
Need 138235.test-amd64-amd64-libvirt-vhd (like 137986)
Creating 138235.test-amd64-amd64-libvirt-vhd (copying from 137986)
Need 138235.build-amd64 (like 137986)
 revision_ovmf=ef529e6ab7c31290a33045bb1f1837447cc0eb56
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=de5b678ca4dcdfa83e322491d478d66df56c1986
 revision_seabios=a5cab58e9a3fb6e168aba919c5669bea406573b4
 revision_xen=cb70a26f78848fe45f593f7ebc9cfaac760a791b
Creating 138235.build-amd64 (copying from 137986)
Need 138235.build-amd64-pvops (like 137986)
 revision_linux=9e5de623a0cb9374bdcc73c0c098818f0d7ab7e9
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-amd64-pvops (like 137986) to reuse...
DB confict (err=7 state=40001): DBD::Pg::db selectrow_hashref failed: ERROR:  
could not serialize access due to read/write dependencies among transactions
DETAIL:  Reason code: Canceled on identification as a pivot, during conflict 
out checking.
HINT:  The transaction might succeed if retried. [for Statement "            
SELECT  *
            FROM    flights JOIN jobs j USING (flight)
            WHERE   j.job=?
            AND     j.status='pass'
            AND     (blessing='real' OR  blessing='real-bisect')
            AND     (TRUE)
            AND     0 = ( SELECT count(*)
                          FROM
                              ( SELECT name,val
                                FROM   runvars
                                WHERE  runvars.flight = flights.flight
                                  AND  job=? AND synth='f'
                              ) o
                          FULL OUTER JOIN
                              bisection_runvars want
                          USING (name)
                          WHERE (o.val = want.val) IS NOT TRUE
                        )
            ORDER BY flights.started desc
            LIMIT 1
"]
DB conflict (messages above may refer); retrying...
Populating 138235...
Need 138235.test-amd64-amd64-libvirt-vhd (like 137986)
Creating 138235.test-amd64-amd64-libvirt-vhd (copying from 137986)
Need 138235.build-amd64 (like 137986)
 revision_ovmf=ef529e6ab7c31290a33045bb1f1837447cc0eb56
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=de5b678ca4dcdfa83e322491d478d66df56c1986
 revision_seabios=a5cab58e9a3fb6e168aba919c5669bea406573b4
 revision_xen=cb70a26f78848fe45f593f7ebc9cfaac760a791b
Creating 138235.build-amd64 (copying from 137986)
Need 138235.build-amd64-pvops (like 137986)
 revision_linux=9e5de623a0cb9374bdcc73c0c098818f0d7ab7e9
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-amd64-pvops (like 137986) to reuse...
Can reuse build-kern 138075.build-amd64-pvops.
Need 138235.build-amd64-libvirt (like 137986)
 revision_libvirt=25e2e4e04f13901b3db903b2301bd11381bdf128
 revision_libvirt_gnulib=8089c00979a5b089cff592c6b91420e595657167
 revision_libvirt_keycodemapdb=16e5b0787687d8904dad2c026107409eb9bfcb95
 revision_xen=cb70a26f78848fe45f593f7ebc9cfaac760a791b
Creating 138235.build-amd64-libvirt (copying from 137986)
Already created build-amd64
Already created build-amd64
Checking for flail (since 135057)...

*** Flailing - >=5 identical flights to no useful effect ***
  Bisector is flailing: >=5 identical flights generated.
  Problem occurs when attempting to test this revision:
   25e2e4e04f13901b3db903b2301bd11381bdf128 
8089c00979a5b089cff592c6b91420e595657167 
16e5b0787687d8904dad2c026107409eb9bfcb95 
9e5de623a0cb9374bdcc73c0c098818f0d7ab7e9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
ef529e6ab7c31290a33045bb1f1837447cc0eb56 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
de5b678ca4dcdfa83e322491d478d66df56c1986 
a5cab58e9a3fb6e168aba919c5669bea406573b4 
cb70a26f78848fe45f593f7ebc9cfaac760a791b
  
  Identical previous flights on this branch:
   138232  started 2019-06-21 20:38:05 Z  blessed real-bisect
   138219  started 2019-06-21 18:15:08 Z  blessed real-bisect
   138216  started 2019-06-21 17:21:52 Z  blessed real-bisect
   138213  started 2019-06-21 16:59:27 Z  blessed real-bisect
   138204  started 2019-06-21 16:10:04 Z  blessed real-bisect
   138235  just generated


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