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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [xen-4.5-testing bisection] complete test-amd64-i386-xl-qemuu-ovmf-amd64
branch xen-4.5-testing xenbranch xen-4.5-testing job test-amd64-i386-xl-qemuu-ovmf-amd64 testid debian-hvm-install 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 *** Found and reproduced problem changeset *** Bug is in tree: xen git://xenbits.xen.org/xen.git Bug introduced: 42c8ba5dfc0be9d646f191c744c5fa71d7f372fa Bug not present: d38489de9df93a4679cae2ae02b75287778fb3ed Last fail repro: http://logs.test-lab.xenproject.org/osstest/logs/112779/ commit 42c8ba5dfc0be9d646f191c744c5fa71d7f372fa Author: Jan Beulich <jbeulich@xxxxxxxx> Date: Thu Aug 17 15:15:35 2017 +0200 gnttab: don't use possibly unbounded tail calls There is no guarantee that the compiler would actually translate them to branches instead of calls, so only ones with a known recursion limit are okay: - __release_grant_for_copy() can call itself only once, as __acquire_grant_for_copy() won't permit use of multi-level transitive grants, - __acquire_grant_for_copy() is fine to call itself with the last argument false, as that prevents further recursion, - __acquire_grant_for_copy() must not call itself to recover from an observed change to the active entry's pin count This is part of XSA-226. Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx> Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx> master commit: 999d2ccb7f73408aa22656e1ba2f98b077eaa1c2 master date: 2017-08-17 14:39:18 +0200 For bisection revision-tuple graph see: http://logs.test-lab.xenproject.org/osstest/results/bisect/xen-4.5-testing/test-amd64-i386-xl-qemuu-ovmf-amd64.debian-hvm-install.html Revision IDs in each graph node refer, respectively, to the Trees above. ---------------------------------------- Running cs-bisection-step --graph-out=/home/logs/results/bisect/xen-4.5-testing/test-amd64-i386-xl-qemuu-ovmf-amd64.debian-hvm-install --summary-out=tmp/112779.bisection-summary --basis-template=110906 --blessings=real,real-bisect xen-4.5-testing test-amd64-i386-xl-qemuu-ovmf-amd64 debian-hvm-install Searching for failure / basis pass: 112731 fail [host=huxelrebe0] / 112669 [host=italia1] 112652 [host=merlot0] 110906 [host=baroque1] 108183 [host=nobling1] 108141 [host=italia0] 107236 [host=merlot0] 107205 [host=italia1] 106872 ok. Failure / basis pass flights: 112731 / 106872 (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 a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 136ff4ea88123d7728a01187ee9bbdf010b23345 Basis pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b ad0d3c66fa90fabc988311fd654f79c3131a4027 1678521a8a8fbc440054ec51befe68e344c6c9df Generating revisions with ./adhoc-revtuple-generator git://xenbits.xen.org/linux-pvops.git#b65f2f457c49b2cfd7967c34b7a0b04c25587f13-a97a16f18c4895e41951a44d27af8af0b8f1d897 git://xenbits.xen.org/osstest/linux-firmware.git#c530a75c1e6a472b0eb9558310b518f0dfcd8860-c530a75c1e6a472b0eb9558310b518f0dfcd8860 git://xenbits.xen.org/qemu-xen-traditional.git#ccdb305038126996646cfc6fedcaebb1fee4f19b-ccdb305038126996646cfc6fedcaebb1fee4f19b git://xenbits.xen.org/qemu-xen.git#ad0d3c66fa90fabc988311fd654f79c3131a4027-853d4dbe41ab40dfd289b93158afbb41ddcb4a54 git://xenbits.xen.org/xen.git#1678521a8a8fbc440054ec51befe68e344c6c9df-136ff4ea88123d7728a01187ee9bbdf010b23345 adhoc-revtuple-generator: tree discontiguous: linux-pvops Loaded 2007 nodes in revision graph Searching for test results: 106872 pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b ad0d3c66fa90fabc988311fd654f79c3131a4027 1678521a8a8fbc440054ec51befe68e344c6c9df 106840 [host=rimava0] 107205 [host=italia1] 107236 [host=merlot0] 108141 [host=italia0] 108183 [host=nobling1] 110906 [host=baroque1] 112652 [host=merlot0] 112669 [host=italia1] 112689 fail irrelevant 112765 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 136ff4ea88123d7728a01187ee9bbdf010b23345 112731 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 136ff4ea88123d7728a01187ee9bbdf010b23345 112774 pass a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 d38489de9df93a4679cae2ae02b75287778fb3ed 112766 pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 6b0966a4422a6374db0f250b181bb4276c9e7a10 5779d6a851a4f31652e4a3198fb2cb9493e25cae 112706 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 136ff4ea88123d7728a01187ee9bbdf010b23345 112776 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 42c8ba5dfc0be9d646f191c744c5fa71d7f372fa 112768 pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 6b0966a4422a6374db0f250b181bb4276c9e7a10 25eaa868496b0824d9f3bfa99147c318243d0a8a 112769 pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 6b0966a4422a6374db0f250b181bb4276c9e7a10 4964e8615684ab701bbadff9b7d41bd7b1735cd5 112770 pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 df59014276cdca3d85286c70bd5194609fba8320 112764 pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b ad0d3c66fa90fabc988311fd654f79c3131a4027 1678521a8a8fbc440054ec51befe68e344c6c9df 112777 pass a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 d38489de9df93a4679cae2ae02b75287778fb3ed 112771 pass a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 d38489de9df93a4679cae2ae02b75287778fb3ed 112773 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 42c8ba5dfc0be9d646f191c744c5fa71d7f372fa 112779 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 42c8ba5dfc0be9d646f191c744c5fa71d7f372fa Searching for interesting versions Result found: flight 106872 (pass), for basis pass Result found: flight 112706 (fail), for basis failure Repro found: flight 112764 (pass), for basis pass Repro found: flight 112765 (fail), for basis failure 0 revisions at a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 d38489de9df93a4679cae2ae02b75287778fb3ed No revisions left to test, checking graph state. Result found: flight 112771 (pass), for last pass Result found: flight 112773 (fail), for first failure Repro found: flight 112774 (pass), for last pass Repro found: flight 112776 (fail), for first failure Repro found: flight 112777 (pass), for last pass Repro found: flight 112779 (fail), for first failure *** Found and reproduced problem changeset *** Bug is in tree: xen git://xenbits.xen.org/xen.git Bug introduced: 42c8ba5dfc0be9d646f191c744c5fa71d7f372fa Bug not present: d38489de9df93a4679cae2ae02b75287778fb3ed Last fail repro: http://logs.test-lab.xenproject.org/osstest/logs/112779/ commit 42c8ba5dfc0be9d646f191c744c5fa71d7f372fa Author: Jan Beulich <jbeulich@xxxxxxxx> Date: Thu Aug 17 15:15:35 2017 +0200 gnttab: don't use possibly unbounded tail calls There is no guarantee that the compiler would actually translate them to branches instead of calls, so only ones with a known recursion limit are okay: - __release_grant_for_copy() can call itself only once, as __acquire_grant_for_copy() won't permit use of multi-level transitive grants, - __acquire_grant_for_copy() is fine to call itself with the last argument false, as that prevents further recursion, - __acquire_grant_for_copy() must not call itself to recover from an observed change to the active entry's pin count This is part of XSA-226. Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx> Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx> master commit: 999d2ccb7f73408aa22656e1ba2f98b077eaa1c2 master date: 2017-08-17 14:39:18 +0200 Revision graph left in /home/logs/results/bisect/xen-4.5-testing/test-amd64-i386-xl-qemuu-ovmf-amd64.debian-hvm-install.{dot,ps,png,html,svg}. ---------------------------------------- 112779: tolerable ALL FAIL flight 112779 xen-4.5-testing real-bisect [real] http://logs.test-lab.xenproject.org/osstest/logs/112779/ Failures :-/ but no regressions. Tests which did not succeed, including tests which could not be run: test-amd64-i386-xl-qemuu-ovmf-amd64 10 debian-hvm-install fail baseline untested jobs: test-amd64-i386-xl-qemuu-ovmf-amd64 fail ------------------------------------------------------------ sg-report-flight on osstest.test-lab.xenproject.org logs: /home/logs/logs images: /home/logs/images Logs, config files, etc. are available at http://logs.test-lab.xenproject.org/osstest/logs Explanation of these reports, and of osstest in general, is at http://xenbits.xen.org/gitweb/?p=osstest.git;a=blob;f=README.email;hb=master http://xenbits.xen.org/gitweb/?p=osstest.git;a=blob;f=README;hb=master Test harness code can be found at http://xenbits.xen.org/gitweb?p=osstest.git;a=summary _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx https://lists.xen.org/xen-devel
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