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[xen-unstable bisection] doubtful test-amd64-amd64-examine



branch xen-unstable
xenbranch xen-unstable
job test-amd64-amd64-examine
testid memdisk-try-append

Tree: linux git://xenbits.xen.org/linux-pvops.git
Tree: linuxfirmware git://xenbits.xen.org/osstest/linux-firmware.git
Tree: qemu git://xenbits.xen.org/qemu-xen-traditional.git
Tree: qemuu git://xenbits.xen.org/qemu-xen.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 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
933ebad2470a169504799a1d95b8e410bd9847ef 
90d19e6f53a47f8f7f2154c67f03adc192c0d760
  
  Identical previous flights on this branch:
   148698  started 2020-03-18 09:47:19 Z  blessed real-bisect
   148696  started 2020-03-18 08:53:18 Z  blessed real-bisect
   148695  started 2020-03-18 08:20:09 Z  blessed real-bisect
   148692  started 2020-03-18 07:46:29 Z  blessed real-bisect
   148691  started 2020-03-18 06:53:35 Z  blessed real-bisect
   148700  just generated


----------------------------------------
Running cs-bisection-step 
--graph-out=/home/logs/results/bisect/xen-unstable/test-amd64-amd64-examine.memdisk-try-append
 --summary-out=tmp/148700.bisection-summary --basis-template=148611 
--blessings=real,real-bisect --flight=148700 xen-unstable 
test-amd64-amd64-examine memdisk-try-append
Searching for failure / basis pass:
 148656 fail [host=albana0] / 148636 [host=godello0] 148611 [host=italia0] 
148591 [host=godello1] 148571 [host=pinot1] 148539 [host=rimava1] 148479 
[host=albana1] 148419 [host=huxelrebe0] 148236 [host=fiano0] 148160 
[host=debina1] 148098 [host=huxelrebe1] 148033 [host=pinot0] 147881 
[host=godello0] 147816 [host=godello1] 147735 ok.
Failure / basis pass flights: 148656 / 147735
(tree with no url: minios)
(tree with no url: ovmf)
(tree with no url: seabios)
Tree: linux git://xenbits.xen.org/linux-pvops.git
Tree: linuxfirmware git://xenbits.xen.org/osstest/linux-firmware.git
Tree: qemu git://xenbits.xen.org/qemu-xen-traditional.git
Tree: qemuu git://xenbits.xen.org/qemu-xen.git
Tree: xen git://xenbits.xen.org/xen.git
Latest c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
933ebad2470a169504799a1d95b8e410bd9847ef 
740ffb7fc7b9d1afa23bb38910913279c28aa991
Basis pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
933ebad2470a169504799a1d95b8e410bd9847ef 
90d19e6f53a47f8f7f2154c67f03adc192c0d760
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/qemu-xen-traditional.git#d0d8ad39ecb51cd7497cd524484fe09f50876798-d0d8ad39ecb51cd7497cd524484fe09f50876798
 git://xenbits.xen.org/qemu-xen.git#933ebad2470a169504799a1d95b8e41\
 0bd9847ef-933ebad2470a169504799a1d95b8e410bd9847ef 
git://xenbits.xen.org/xen.git#90d19e6f53a47f8f7f2154c67f03adc192c0d760-740ffb7fc7b9d1afa23bb38910913279c28aa991
Loaded 5001 nodes in revision graph
Searching for test results:
 147735 pass c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
933ebad2470a169504799a1d95b8e410bd9847ef 
90d19e6f53a47f8f7f2154c67f03adc192c0d760
 147816 [host=godello1]
 147881 [host=godello0]
 148098 [host=huxelrebe1]
 148033 [host=pinot0]
 148160 [host=debina1]
 148236 [host=fiano0]
 148419 [host=huxelrebe0]
 148479 [host=albana1]
 148539 [host=rimava1]
 148611 [host=italia0]
 148571 [host=pinot1]
 148591 [host=godello1]
 148636 [host=godello0]
 148656 fail c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
933ebad2470a169504799a1d95b8e410bd9847ef 
740ffb7fc7b9d1afa23bb38910913279c28aa991
 148686 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
933ebad2470a169504799a1d95b8e410bd9847ef 
90d19e6f53a47f8f7f2154c67f03adc192c0d760
 148691 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
933ebad2470a169504799a1d95b8e410bd9847ef 
90d19e6f53a47f8f7f2154c67f03adc192c0d760
 148692 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
933ebad2470a169504799a1d95b8e410bd9847ef 
90d19e6f53a47f8f7f2154c67f03adc192c0d760
 148695 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
933ebad2470a169504799a1d95b8e410bd9847ef 
90d19e6f53a47f8f7f2154c67f03adc192c0d760
 148696 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
933ebad2470a169504799a1d95b8e410bd9847ef 
90d19e6f53a47f8f7f2154c67f03adc192c0d760
 148698 blocked c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
933ebad2470a169504799a1d95b8e410bd9847ef 
90d19e6f53a47f8f7f2154c67f03adc192c0d760
Searching for interesting versions
 Result found: flight 147735 (pass), for basis pass
 Result found: flight 148656 (fail), for basis failure
Need to reproduce basis pass (pass); had 1 already.
Should test c3038e718a19fc596f7b1baba0f83d5146dc7784 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
933ebad2470a169504799a1d95b8e410bd9847ef 
90d19e6f53a47f8f7f2154c67f03adc192c0d760.
Revision graph left in 
/home/logs/results/bisect/xen-unstable/test-amd64-amd64-examine.memdisk-try-append.{dot,ps,png,html,svg}.
Populating 148700...
Need 148700.test-amd64-amd64-examine (like 148656)
Creating 148700.test-amd64-amd64-examine (copying from 148656)
Need 148700.build-amd64 (like 148656)
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=933ebad2470a169504799a1d95b8e410bd9847ef
 revision_xen=90d19e6f53a47f8f7f2154c67f03adc192c0d760
Searching for build-amd64 (like 148656) 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 148700...
Need 148700.test-amd64-amd64-examine (like 148656)
Creating 148700.test-amd64-amd64-examine (copying from 148656)
Need 148700.build-amd64 (like 148656)
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=933ebad2470a169504799a1d95b8e410bd9847ef
 revision_xen=90d19e6f53a47f8f7f2154c67f03adc192c0d760
Searching for build-amd64 (like 148656) 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 148700...
Need 148700.test-amd64-amd64-examine (like 148656)
Creating 148700.test-amd64-amd64-examine (copying from 148656)
Need 148700.build-amd64 (like 148656)
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=933ebad2470a169504799a1d95b8e410bd9847ef
 revision_xen=90d19e6f53a47f8f7f2154c67f03adc192c0d760
Searching for build-amd64 (like 148656) 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 148700...
Need 148700.test-amd64-amd64-examine (like 148656)
Creating 148700.test-amd64-amd64-examine (copying from 148656)
Need 148700.build-amd64 (like 148656)
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=933ebad2470a169504799a1d95b8e410bd9847ef
 revision_xen=90d19e6f53a47f8f7f2154c67f03adc192c0d760
Searching for build-amd64 (like 148656) 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 148700...
Need 148700.test-amd64-amd64-examine (like 148656)
Creating 148700.test-amd64-amd64-examine (copying from 148656)
Need 148700.build-amd64 (like 148656)
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=933ebad2470a169504799a1d95b8e410bd9847ef
 revision_xen=90d19e6f53a47f8f7f2154c67f03adc192c0d760
Searching for build-amd64 (like 148656) to reuse...
Can reuse build 148686.build-amd64.
DB confict (err=7 state=40001): DBD::Pg::st execute 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 "        UPDATE 
runvars SET val=?
            WHERE  flight=? AND job=? AND name=?
" with ParamValues: 1='148686.build-amd64', 2='148700', 
3='test-amd64-amd64-examine', 4='buildjob']
DB conflict (messages above may refer); retrying...
Populating 148700...
Need 148700.test-amd64-amd64-examine (like 148656)
Creating 148700.test-amd64-amd64-examine (copying from 148656)
Need 148700.build-amd64 (like 148656)
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=933ebad2470a169504799a1d95b8e410bd9847ef
 revision_xen=90d19e6f53a47f8f7f2154c67f03adc192c0d760
Can reuse build 148686.build-amd64.
Need 148700.build-amd64-freebsd (like 141501)
Not recursively demanding another build-amd64-freebsd 
(148656.test-amd64-amd64-examine -> 141501.build-amd64-freebsd -> 
141420.build-amd64-freebsd
Searching for build-amd64-freebsd (like 141501) to reuse...
Creating 148700.build-amd64-freebsd (copying from 141501)
Reusing 141420.build-amd64-freebsd for freebsdbuildjob in 
148700.build-amd64-freebsd
Need 148700.build-amd64-pvops (like 148656)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-amd64-pvops (like 148656) 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 148700...
Need 148700.test-amd64-amd64-examine (like 148656)
Creating 148700.test-amd64-amd64-examine (copying from 148656)
Need 148700.build-amd64 (like 148656)
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=933ebad2470a169504799a1d95b8e410bd9847ef
 revision_xen=90d19e6f53a47f8f7f2154c67f03adc192c0d760
Can reuse build 148686.build-amd64.
Need 148700.build-amd64-freebsd (like 141501)
Not recursively demanding another build-amd64-freebsd 
(148656.test-amd64-amd64-examine -> 141501.build-amd64-freebsd -> 
141420.build-amd64-freebsd
Creating 148700.build-amd64-freebsd (copying from 141501)
Reusing 141420.build-amd64-freebsd for freebsdbuildjob in 
148700.build-amd64-freebsd
Need 148700.build-amd64-pvops (like 148656)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-amd64-pvops (like 148656) to reuse...
Can reuse build-kern 148672.build-amd64-pvops.
DB confict (err=7 state=40001): DBD::Pg::st execute 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 "        UPDATE 
runvars SET val=?
            WHERE  flight=? AND job=? AND name=?
" with ParamValues: 1='148672.build-amd64-pvops', 2='148700', 
3='test-amd64-amd64-examine', 4='kernbuildjob']
DB conflict (messages above may refer); retrying...
Populating 148700...
Need 148700.test-amd64-amd64-examine (like 148656)
Creating 148700.test-amd64-amd64-examine (copying from 148656)
Need 148700.build-amd64 (like 148656)
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=933ebad2470a169504799a1d95b8e410bd9847ef
 revision_xen=90d19e6f53a47f8f7f2154c67f03adc192c0d760
Can reuse build 148686.build-amd64.
Need 148700.build-amd64-freebsd (like 141501)
Not recursively demanding another build-amd64-freebsd 
(148656.test-amd64-amd64-examine -> 141501.build-amd64-freebsd -> 
141420.build-amd64-freebsd
Creating 148700.build-amd64-freebsd (copying from 141501)
Reusing 141420.build-amd64-freebsd for freebsdbuildjob in 
148700.build-amd64-freebsd
Need 148700.build-amd64-pvops (like 148656)
 revision_linux=c3038e718a19fc596f7b1baba0f83d5146dc7784
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 148672.build-amd64-pvops.
Need 148700.build-amd64 (like 148656)
 revision_qemu=d0d8ad39ecb51cd7497cd524484fe09f50876798
 revision_qemuu=933ebad2470a169504799a1d95b8e410bd9847ef
 revision_xen=90d19e6f53a47f8f7f2154c67f03adc192c0d760
Can reuse build 148686.build-amd64.
Checking for flail (since 147735)...

*** 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 
d0d8ad39ecb51cd7497cd524484fe09f50876798 
933ebad2470a169504799a1d95b8e410bd9847ef 
90d19e6f53a47f8f7f2154c67f03adc192c0d760
  
  Identical previous flights on this branch:
   148698  started 2020-03-18 09:47:19 Z  blessed real-bisect
   148696  started 2020-03-18 08:53:18 Z  blessed real-bisect
   148695  started 2020-03-18 08:20:09 Z  blessed real-bisect
   148692  started 2020-03-18 07:46:29 Z  blessed real-bisect
   148691  started 2020-03-18 06:53:35 Z  blessed real-bisect
   148700  just generated


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