[linux-5.4 bisection] 167107: testing test-amd64-amd64-xl-credit1

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

branch xen-unstable
xenbranch xen-unstable
job test-amd64-amd64-xl-credit1
testid guest-start/debian.repeat

Tree: linux 
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.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

*** Not reproducible - supposed last pass ***
  Could not reproduce problem, or could not reproduce basis pass.
  Inconsistent test results; at this revision (supposed last pass):
  3ee15f1af17407be381bcf06a78fa60b471242dd 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
   flight 167075 (blessed real-bisect) result pass
   flight 167088 (blessed real-bisect) result blocked
   flight 167091 (blessed real-bisect) result fail


*** Not reproducible - supposed first failure ***
  Could not reproduce problem, or could not reproduce basis pass.
  Inconsistent test results; at this revision (supposed first failure):
  3ee15f1af17407be381bcf06a78fa60b471242dd 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
   flight 167075 (blessed real-bisect) result pass
   flight 167088 (blessed real-bisect) result blocked
   flight 167091 (blessed real-bisect) result fail


For bisection revision-tuple graph see:
   
http://logs.test-lab.xenproject.org/osstest/results/bisect/linux-5.4/test-amd64-amd64-xl-credit1.guest-start--debian.repeat.html
Revision IDs in each graph node refer, respectively, to the Trees above.

----------------------------------------
Running cs-bisection-step 
--graph-out=/home/logs/results/bisect/linux-5.4/test-amd64-amd64-xl-credit1.guest-start--debian.repeat
 --summary-out=tmp/167107.bisection-summary --basis-template=166839 
--blessings=real,real-bisect,real-retry --flight=167107 linux-5.4 
test-amd64-amd64-xl-credit1 guest-start/debian.repeat
Searching for failure / basis pass:
 167023 fail [host=godello0] / 166839 [host=albana1] 166259 [host=himrod0] 
166164 ok.
Failure / basis pass flights: 167023 / 166164
(tree with no url: minios)
Tree: linux 
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.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 57899c4e26bf5a02b9b405267a1812f26b9ccce5 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
f0f3f5aae7c4d346ea5e24970936d80dc5b60657 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
Basis pass 17efa1a44c7f615e9ec321f82138e7711690e7a1 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e1e7306b54147e65cb7347b060e94f336d4a82d2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
c7a7f14b92991e7d79735bff95f04676b9af34c6
Generating revisions with ./adhoc-revtuple-generator  
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git#17efa1a44c7f615e9ec321f82138e7711690e7a1-57899c4e26bf5a02b9b405267a1812f26b9ccce5
 
git://xenbits.xen.org/osstest/linux-firmware.git#c530a75c1e6a472b0eb9558310b518f0dfcd8860-c530a75c1e6a472b0eb9558310b518f0dfcd8860
 
git://xenbits.xen.org/osstest/ovmf.git#e1e7306b54147e65cb7347b060e94f336d4a82d2-f0f3f5aae7c4d346ea5e24970936d80dc5b60657
 git://xenbits.xen.org/qemu-xen-traditional\
 
.git#3d273dd05e51e5a1ffba3d98c7437ee84e8f8764-3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 
git://xenbits.xen.org/qemu-xen.git#b6e539830bf45e2d7a6bd86ddfdf003088b173b0-b6e539830bf45e2d7a6bd86ddfdf003088b173b0
 
git://xenbits.xen.org/osstest/seabios.git#64f37cc530f144e53c190c9e8209a51b58fd5c43-64f37cc530f144e53c190c9e8209a51b58fd5c43
 
git://xenbits.xen.org/xen.git#c7a7f14b92991e7d79735bff95f04676b9af34c6-5449ba84e99849ee2339fd79f9717e10113d702d
Loaded 15001 nodes in revision graph
Searching for test results:
 166970 fail 57899c4e26bf5a02b9b405267a1812f26b9ccce5 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
f0f3f5aae7c4d346ea5e24970936d80dc5b60657 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 166990 fail 57899c4e26bf5a02b9b405267a1812f26b9ccce5 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
f0f3f5aae7c4d346ea5e24970936d80dc5b60657 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 167023 fail 57899c4e26bf5a02b9b405267a1812f26b9ccce5 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
f0f3f5aae7c4d346ea5e24970936d80dc5b60657 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 167041 pass 17efa1a44c7f615e9ec321f82138e7711690e7a1 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e1e7306b54147e65cb7347b060e94f336d4a82d2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
c7a7f14b92991e7d79735bff95f04676b9af34c6
 167045 fail 57899c4e26bf5a02b9b405267a1812f26b9ccce5 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
f0f3f5aae7c4d346ea5e24970936d80dc5b60657 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 167048 fail ca9834a1148b64810fb2f73ce5a63e5f27edef2a 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 167052 fail 2f8cda43c41543202a74df51a30f45149180ec86 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 167059 pass 5c088fba39aff97ae9175948356ef3292369671c 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e1e7306b54147e65cb7347b060e94f336d4a82d2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
e1e1da600b8ab4264f242fc735702f5425165923
 167067 pass 51c94d6aee59e5b9a096bdd6a6e58a035e7bf8db 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 167070 fail e5f8c43c854656897def0161ea09fc29bde33a79 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 167075 pass 3ee15f1af17407be381bcf06a78fa60b471242dd 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 167079 fail a14d7038ea201c5526375becfc43b9ba281b1e82 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 167084 fail 30dcfcda8992dc42f18e7d35b6a1fa72372d382d 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 167088 blocked 3ee15f1af17407be381bcf06a78fa60b471242dd 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 167091 fail 3ee15f1af17407be381bcf06a78fa60b471242dd 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 167094 pass bf6a633b073660fbf8f56cae64bcdf07f8c6bfc1 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 167099 fail ba9579f832bd6b4b31978b301aadb9c301d29000 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 167102 pass bf6a633b073660fbf8f56cae64bcdf07f8c6bfc1 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
 166839 [host=albana1]
 166164 pass 17efa1a44c7f615e9ec321f82138e7711690e7a1 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e1e7306b54147e65cb7347b060e94f336d4a82d2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
c7a7f14b92991e7d79735bff95f04676b9af34c6
 166259 [host=himrod0]
Searching for interesting versions
 Result found: flight 166164 (pass), for basis pass
 For basis failure, parent search stopping at 
3ee15f1af17407be381bcf06a78fa60b471242dd 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d, results HASH(0x55dbec249e78) 
HASH(0x55dbec245360) For basis failure, parent search stopping at 
bf6a633b073660fbf8f56cae64bcdf07f8c6bfc1 c530a75c1e6a472b0eb9558310b518\
 f0dfcd8860 bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d, results HASH(0x55dbec212990) 
HASH(0x55dbec232d28) For basis failure, parent search stopping at 
51c94d6aee59e5b9a096bdd6a6e58a035e7bf8db 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 b6e539830bf45e2d7a6bd86d\
 dfdf003088b173b0 64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d, results HASH(0x55dbec1eb210) For 
basis failure, parent search stopping at 
5c088fba39aff97ae9175948356ef3292369671c 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e1e7306b54147e65cb7347b060e94f336d4a82d2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
e1e1da600b8ab4264f242fc735702f5425165923, results HASH(0x55dbec2422b0) For 
basis\
  failure, parent search stopping at 17efa1a44c7f615e9ec321f82138e7711690e7a1 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
e1e7306b54147e65cb7347b060e94f336d4a82d2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
c7a7f14b92991e7d79735bff95f04676b9af34c6, results HASH(0x55dbea4de628) 
HASH(0x55dbec236a38) Result found: flight 166970 (fail), for basis failure (at 
ancestor ~5183)
 Repro found: flight 167041 (pass), for basis pass
 Repro found: flight 167045 (fail), for basis failure
 0 revisions at bf6a633b073660fbf8f56cae64bcdf07f8c6bfc1 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
No revisions left to test, checking graph state.

*** Not reproducible - supposed last pass ***
  Could not reproduce problem, or could not reproduce basis pass.
  Inconsistent test results; at this revision (supposed last pass):
  3ee15f1af17407be381bcf06a78fa60b471242dd 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
   flight 167075 (blessed real-bisect) result pass
   flight 167088 (blessed real-bisect) result blocked
   flight 167091 (blessed real-bisect) result fail


*** Not reproducible - supposed first failure ***
  Could not reproduce problem, or could not reproduce basis pass.
  Inconsistent test results; at this revision (supposed first failure):
  3ee15f1af17407be381bcf06a78fa60b471242dd 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d
   flight 167075 (blessed real-bisect) result pass
   flight 167088 (blessed real-bisect) result blocked
   flight 167091 (blessed real-bisect) result fail

 Result found: flight 167094 (pass), for last pass
 Result found: flight 167099 (fail), for first failure
 Repro found: flight 167102 (pass), for last pass
Need to reproduce first failure (fail); had 1 already.
Should test ba9579f832bd6b4b31978b301aadb9c301d29000 
c530a75c1e6a472b0eb9558310b518f0dfcd8860 
bb1bba3d776733c41dbfa2d1dc0fe234819a79f2 
3d273dd05e51e5a1ffba3d98c7437ee84e8f8764 
b6e539830bf45e2d7a6bd86ddfdf003088b173b0 
64f37cc530f144e53c190c9e8209a51b58fd5c43 
5449ba84e99849ee2339fd79f9717e10113d702d.
pnmtopng: 218 colors found
Revision graph left in 
/home/logs/results/bisect/linux-5.4/test-amd64-amd64-xl-credit1.guest-start--debian.repeat.{dot,ps,png,html,svg}.
Populating 167107...
Need 167107.test-amd64-amd64-xl-credit1 (like 167023)
Creating 167107.test-amd64-amd64-xl-credit1 (copying from 167023)
Need 167107.build-amd64 (like 167023)
 revision_ovmf=bb1bba3d776733c41dbfa2d1dc0fe234819a79f2
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=b6e539830bf45e2d7a6bd86ddfdf003088b173b0
 revision_seabios=64f37cc530f144e53c190c9e8209a51b58fd5c43
 revision_xen=5449ba84e99849ee2339fd79f9717e10113d702d
Searching for build-amd64 (like 167023) 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' OR  
blessing='real-retry')
            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 after 0.0289849474365873...
Populating 167107...
Need 167107.test-amd64-amd64-xl-credit1 (like 167023)
Creating 167107.test-amd64-amd64-xl-credit1 (copying from 167023)
Need 167107.build-amd64 (like 167023)
 revision_ovmf=bb1bba3d776733c41dbfa2d1dc0fe234819a79f2
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=b6e539830bf45e2d7a6bd86ddfdf003088b173b0
 revision_seabios=64f37cc530f144e53c190c9e8209a51b58fd5c43
 revision_xen=5449ba84e99849ee2339fd79f9717e10113d702d
Searching for build-amd64 (like 167023) 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' OR  
blessing='real-retry')
            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 after 1.30568869150642...
Populating 167107...
Need 167107.test-amd64-amd64-xl-credit1 (like 167023)
Creating 167107.test-amd64-amd64-xl-credit1 (copying from 167023)
Need 167107.build-amd64 (like 167023)
 revision_ovmf=bb1bba3d776733c41dbfa2d1dc0fe234819a79f2
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=b6e539830bf45e2d7a6bd86ddfdf003088b173b0
 revision_seabios=64f37cc530f144e53c190c9e8209a51b58fd5c43
 revision_xen=5449ba84e99849ee2339fd79f9717e10113d702d
Searching for build-amd64 (like 167023) 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' OR  
blessing='real-retry')
            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 after 2.77168745884993...
Populating 167107...
Need 167107.test-amd64-amd64-xl-credit1 (like 167023)
Creating 167107.test-amd64-amd64-xl-credit1 (copying from 167023)
Need 167107.build-amd64 (like 167023)
 revision_ovmf=bb1bba3d776733c41dbfa2d1dc0fe234819a79f2
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=b6e539830bf45e2d7a6bd86ddfdf003088b173b0
 revision_seabios=64f37cc530f144e53c190c9e8209a51b58fd5c43
 revision_xen=5449ba84e99849ee2339fd79f9717e10113d702d
Searching for build-amd64 (like 167023) to reuse...
Can reuse build 167016.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='167016.build-amd64', 2='167107', 
3='test-amd64-amd64-xl-credit1', 4='buildjob']
DB conflict (messages above may refer); retrying after 3.80645904260362...
Populating 167107...
Need 167107.test-amd64-amd64-xl-credit1 (like 167023)
Creating 167107.test-amd64-amd64-xl-credit1 (copying from 167023)
Need 167107.build-amd64 (like 167023)
 revision_ovmf=bb1bba3d776733c41dbfa2d1dc0fe234819a79f2
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=b6e539830bf45e2d7a6bd86ddfdf003088b173b0
 revision_seabios=64f37cc530f144e53c190c9e8209a51b58fd5c43
 revision_xen=5449ba84e99849ee2339fd79f9717e10113d702d
Can reuse build 167016.build-amd64.
Need 167107.build-amd64-pvops (like 167023)
 revision_linux=ba9579f832bd6b4b31978b301aadb9c301d29000
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Searching for build-amd64-pvops (like 167023) to reuse...
Can reuse build-kern 167099.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='167099.build-amd64-pvops', 2='167107', 
3='test-amd64-amd64-xl-credit1', 4='kernbuildjob']
DB conflict (messages above may refer); retrying after 4.05762383545644...
Populating 167107...
Need 167107.test-amd64-amd64-xl-credit1 (like 167023)
Creating 167107.test-amd64-amd64-xl-credit1 (copying from 167023)
Need 167107.build-amd64 (like 167023)
 revision_ovmf=bb1bba3d776733c41dbfa2d1dc0fe234819a79f2
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=b6e539830bf45e2d7a6bd86ddfdf003088b173b0
 revision_seabios=64f37cc530f144e53c190c9e8209a51b58fd5c43
 revision_xen=5449ba84e99849ee2339fd79f9717e10113d702d
Can reuse build 167016.build-amd64.
Need 167107.build-amd64-pvops (like 167023)
 revision_linux=ba9579f832bd6b4b31978b301aadb9c301d29000
 revision_linuxfirmware=c530a75c1e6a472b0eb9558310b518f0dfcd8860
Can reuse build-kern 167099.build-amd64-pvops.
Need 167107.build-amd64 (like 167023)
 revision_ovmf=bb1bba3d776733c41dbfa2d1dc0fe234819a79f2
 revision_qemu=3d273dd05e51e5a1ffba3d98c7437ee84e8f8764
 revision_qemuu=b6e539830bf45e2d7a6bd86ddfdf003088b173b0
 revision_seabios=64f37cc530f144e53c190c9e8209a51b58fd5c43
 revision_xen=5449ba84e99849ee2339fd79f9717e10113d702d
Can reuse build 167016.build-amd64.
Checking for flail (since 166164)...
Flight 167107 ready to go.