[xen-4.10-testing bisection] doubtful test-armhf-armhf-xl-credit2

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

branch xen-4.10-testing
xenbranch xen-4.10-testing
job test-armhf-armhf-xl-credit2
testid guest-start/debian.repeat

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

*** Flailing - >=5 identical flights to no useful effect ***
  Bisector is flailing: >=5 identical flights generated.
  Problem occurs when attempting to test this revision:
   a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6 
8acabec966263f90ad493e4af2642947c0c43d23 
eaaf726038cb9b2d01312d6430b4e93842aa96eb 
b922c4431df33ed5b724e53c3f3348e470ddd349
  
  Identical previous flights on this branch:
   151210  started 2020-06-17 22:51:20 Z  blessed real-bisect
   151209  started 2020-06-17 21:43:05 Z  blessed real-bisect
   151208  started 2020-06-17 21:12:02 Z  blessed real-bisect
   151206  started 2020-06-17 20:24:10 Z  blessed real-bisect
   151205  started 2020-06-17 20:00:30 Z  blessed real-bisect
   151213  just generated


----------------------------------------
Running cs-bisection-step 
--graph-out=/home/logs/results/bisect/xen-4.10-testing/test-armhf-armhf-xl-credit2.guest-start--debian.repeat
 --summary-out=tmp/151213.bisection-summary --basis-template=150039 
--blessings=real,real-bisect --flight=151213 xen-4.10-testing 
test-armhf-armhf-xl-credit2 guest-start/debian.repeat
Searching for failure / basis pass:
 151163 fail [host=cubietruck-braque] / 151137 [host=arndale-bluewater] 151087 
[host=arndale-lakeside] 151059 [host=arndale-westfield] 151033 
[host=cubietruck-picasso] 150039 ok.
Failure / basis pass flights: 151163 / 150039
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 a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
b90beadfae8f1153697fbb87f923cfa14578ee3e 
8acabec966263f90ad493e4af2642947c0c43d23 
2e3de6253422112ae43e608661ba94ea6b345694 
fd6e49ecae03840610fdc6a416a638590c0b6535
Basis pass a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6 
8acabec966263f90ad493e4af2642947c0c43d23 
eaaf726038cb9b2d01312d6430b4e93842aa96eb 
b922c4431df33ed5b724e53c3f3348e470ddd349
Generating revisions with ./adhoc-revtuple-generator  
git://xenbits.xen.org/linux-pvops.git#a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9-a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9
 
git://xenbits.xen.org/osstest/linux-firmware.git#c530a75c1e6a472b0eb9558310b518f0dfcd8860-c530a75c1e6a472b0eb9558310b518f0dfcd8860
 
git://xenbits.xen.org/osstest/ovmf.git#e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6-b90beadfae8f1153697fbb87f923cfa14578ee3e
 git://xenbits.xen.org/qemu-xen.git#8acabec966263f90ad493e4af2642947c0c43d2\
 3-8acabec966263f90ad493e4af2642947c0c43d23 
git://xenbits.xen.org/osstest/seabios.git#eaaf726038cb9b2d01312d6430b4e93842aa96eb-2e3de6253422112ae43e608661ba94ea6b345694
 
git://xenbits.xen.org/xen.git#b922c4431df33ed5b724e53c3f3348e470ddd349-fd6e49ecae03840610fdc6a416a638590c0b6535
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 12573 nodes in revision graph
Searching for test results:
 150039 pass a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6 
8acabec966263f90ad493e4af2642947c0c43d23 
eaaf726038cb9b2d01312d6430b4e93842aa96eb 
b922c4431df33ed5b724e53c3f3348e470ddd349
 150941 []
 150952 []
 150976 []
 151011 []
 151033 [host=cubietruck-picasso]
 151087 [host=arndale-lakeside]
 151059 [host=arndale-westfield]
 151137 [host=arndale-bluewater]
 151163 fail a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
b90beadfae8f1153697fbb87f923cfa14578ee3e 
8acabec966263f90ad493e4af2642947c0c43d23 
2e3de6253422112ae43e608661ba94ea6b345694 
fd6e49ecae03840610fdc6a416a638590c0b6535
 151195 blocked a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6 
8acabec966263f90ad493e4af2642947c0c43d23 
eaaf726038cb9b2d01312d6430b4e93842aa96eb 
b922c4431df33ed5b724e53c3f3348e470ddd349
 151201 blocked a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6 
8acabec966263f90ad493e4af2642947c0c43d23 
eaaf726038cb9b2d01312d6430b4e93842aa96eb 
b922c4431df33ed5b724e53c3f3348e470ddd349
 151203 blocked a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6 
8acabec966263f90ad493e4af2642947c0c43d23 
eaaf726038cb9b2d01312d6430b4e93842aa96eb 
b922c4431df33ed5b724e53c3f3348e470ddd349
 151205 blocked a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6 
8acabec966263f90ad493e4af2642947c0c43d23 
eaaf726038cb9b2d01312d6430b4e93842aa96eb 
b922c4431df33ed5b724e53c3f3348e470ddd349
 151206 blocked a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6 
8acabec966263f90ad493e4af2642947c0c43d23 
eaaf726038cb9b2d01312d6430b4e93842aa96eb 
b922c4431df33ed5b724e53c3f3348e470ddd349
 151208 blocked a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6 
8acabec966263f90ad493e4af2642947c0c43d23 
eaaf726038cb9b2d01312d6430b4e93842aa96eb 
b922c4431df33ed5b724e53c3f3348e470ddd349
 151209 blocked a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6 
8acabec966263f90ad493e4af2642947c0c43d23 
eaaf726038cb9b2d01312d6430b4e93842aa96eb 
b922c4431df33ed5b724e53c3f3348e470ddd349
 151210 blocked a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6 
8acabec966263f90ad493e4af2642947c0c43d23 
eaaf726038cb9b2d01312d6430b4e93842aa96eb 
b922c4431df33ed5b724e53c3f3348e470ddd349
Searching for interesting versions
 Result found: flight 150039 (pass), for basis pass
 For basis failure, parent search stopping at 
a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6 
8acabec966263f90ad493e4af2642947c0c43d23 
eaaf726038cb9b2d01312d6430b4e93842aa96eb 
b922c4431df33ed5b724e53c3f3348e470ddd349, results HASH(0x561ecb290cc0) 
HASH(0x561ecb2967a8) HASH(0x561ecb281980) HASH(0x561eca6c1cb8) 
HASH(0x561ecb2a0b10) HASH(0x561ecb2a41d8) HASH(0x561ec9ee1ac8) 
HASH(0x561ecb2a7330) HASH(0x561ecb2a7600) Result fou\
 nd: flight 151163 (fail), for basis failure (at ancestor ~545)
Need to reproduce basis pass (pass); had 1 already.
Should test a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6 
8acabec966263f90ad493e4af2642947c0c43d23 
eaaf726038cb9b2d01312d6430b4e93842aa96eb 
b922c4431df33ed5b724e53c3f3348e470ddd349.
pnmtopng: 110 colors found
Revision graph left in 
/home/logs/results/bisect/xen-4.10-testing/test-armhf-armhf-xl-credit2.guest-start--debian.repeat.{dot,ps,png,html,svg}.
Populating 151213...
Need 151213.test-armhf-armhf-xl-credit2 (like 151163)
Creating 151213.test-armhf-armhf-xl-credit2 (copying from 151163)
Need 151213.build-armhf (like 151163)
 revision_ovmf=e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6
 revision_qemuu=8acabec966263f90ad493e4af2642947c0c43d23
 revision_seabios=eaaf726038cb9b2d01312d6430b4e93842aa96eb
 revision_xen=b922c4431df33ed5b724e53c3f3348e470ddd349
Searching for build-armhf (like 151163) to reuse...
Creating 151213.build-armhf (copying from 151163)
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 151213...
Need 151213.test-armhf-armhf-xl-credit2 (like 151163)
Creating 151213.test-armhf-armhf-xl-credit2 (copying from 151163)
Need 151213.build-armhf (like 151163)
 revision_ovmf=e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6
 revision_qemuu=8acabec966263f90ad493e4af2642947c0c43d23
 revision_seabios=eaaf726038cb9b2d01312d6430b4e93842aa96eb
 revision_xen=b922c4431df33ed5b724e53c3f3348e470ddd349
Creating 151213.build-armhf (copying from 151163)
Need 151213.build-armhf-pvops (like 151163)
 revision_linux=a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-armhf-pvops (like 151163) to reuse...
Can reuse build-kern 151166.build-armhf-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='151166.build-armhf-pvops', 2='151213', 
3='test-armhf-armhf-xl-credit2', 4='kernbuildjob']
DB conflict (messages above may refer); retrying...
Populating 151213...
Need 151213.test-armhf-armhf-xl-credit2 (like 151163)
Creating 151213.test-armhf-armhf-xl-credit2 (copying from 151163)
Need 151213.build-armhf (like 151163)
 revision_ovmf=e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6
 revision_qemuu=8acabec966263f90ad493e4af2642947c0c43d23
 revision_seabios=eaaf726038cb9b2d01312d6430b4e93842aa96eb
 revision_xen=b922c4431df33ed5b724e53c3f3348e470ddd349
Creating 151213.build-armhf (copying from 151163)
Need 151213.build-armhf-pvops (like 151163)
 revision_linux=a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 151166.build-armhf-pvops.
Already created build-armhf
Checking for flail (since 150039)...

*** Flailing - >=5 identical flights to no useful effect ***
  Bisector is flailing: >=5 identical flights generated.
  Problem occurs when attempting to test this revision:
   a6c5dd1dbaffe4cc398d8454546ba9246b9a95c9 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e54310451f1ac2ce4ccb90a110f45bb9b4f3ccd6 
8acabec966263f90ad493e4af2642947c0c43d23 
eaaf726038cb9b2d01312d6430b4e93842aa96eb 
b922c4431df33ed5b724e53c3f3348e470ddd349
  
  Identical previous flights on this branch:
   151210  started 2020-06-17 22:51:20 Z  blessed real-bisect
   151209  started 2020-06-17 21:43:05 Z  blessed real-bisect
   151208  started 2020-06-17 21:12:02 Z  blessed real-bisect
   151206  started 2020-06-17 20:24:10 Z  blessed real-bisect
   151205  started 2020-06-17 20:00:30 Z  blessed real-bisect
   151213  just generated