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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-debianhvm-amd64
branch xen-4.5-testing xenbranch xen-4.5-testing job test-amd64-i386-xl-qemuu-debianhvm-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/112819/ 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-debianhvm-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-debianhvm-amd64.debian-hvm-install --summary-out=tmp/112819.bisection-summary --basis-template=110906 --blessings=real,real-bisect xen-4.5-testing test-amd64-i386-xl-qemuu-debianhvm-amd64 debian-hvm-install Searching for failure / basis pass: 112767 fail [host=chardonnay1] / 112669 [host=nobling0] 112652 [host=baroque1] 110906 [host=italia1] 108183 [host=elbling0] 108141 ok. Failure / basis pass flights: 112767 / 108141 (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 6b0966a4422a6374db0f250b181bb4276c9e7a10 8825df16e631e96038d8532b1b4079a2b9e6cb8a 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#6b0966a4422a6374db0f250b181bb4276c9e7a10-853d4dbe41ab40dfd289b93158afbb41ddcb4a54 git://xenbits.xen.org/xen.git#8825df16e631e96038d8532b1b4079a2b9e6cb8a-136ff4ea88123d7728a01187ee9bbdf010b23345 adhoc-revtuple-generator: tree discontiguous: linux-pvops From git://cache:9419/git://xenbits.xen.org/xen 9053a74..0c5f2f9 smoke -> origin/smoke Loaded 2007 nodes in revision graph Searching for test results: 108141 pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 6b0966a4422a6374db0f250b181bb4276c9e7a10 8825df16e631e96038d8532b1b4079a2b9e6cb8a 108183 [host=elbling0] 110906 [host=italia1] 112652 [host=baroque1] 112669 [host=nobling0] 112689 fail irrelevant 112731 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 136ff4ea88123d7728a01187ee9bbdf010b23345 112706 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 136ff4ea88123d7728a01187ee9bbdf010b23345 112767 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 136ff4ea88123d7728a01187ee9bbdf010b23345 112781 pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 6b0966a4422a6374db0f250b181bb4276c9e7a10 8825df16e631e96038d8532b1b4079a2b9e6cb8a 112792 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 136ff4ea88123d7728a01187ee9bbdf010b23345 112795 pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 6b0966a4422a6374db0f250b181bb4276c9e7a10 0780e81846b2ed718f76065967ef2f0f8a8e2b6e 112801 pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 6b0966a4422a6374db0f250b181bb4276c9e7a10 3217129eb65c0d4995ed08fb8919e3c334cad548 112803 pass b65f2f457c49b2cfd7967c34b7a0b04c25587f13 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 d38489de9df93a4679cae2ae02b75287778fb3ed 112805 pass a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 d38489de9df93a4679cae2ae02b75287778fb3ed 112807 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 42c8ba5dfc0be9d646f191c744c5fa71d7f372fa 112811 pass a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 d38489de9df93a4679cae2ae02b75287778fb3ed 112813 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 42c8ba5dfc0be9d646f191c744c5fa71d7f372fa 112815 pass a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 d38489de9df93a4679cae2ae02b75287778fb3ed 112819 fail a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 42c8ba5dfc0be9d646f191c744c5fa71d7f372fa Searching for interesting versions Result found: flight 108141 (pass), for basis pass Result found: flight 112706 (fail), for basis failure Repro found: flight 112781 (pass), for basis pass Repro found: flight 112792 (fail), for basis failure 0 revisions at a97a16f18c4895e41951a44d27af8af0b8f1d897 c530a75c1e6a472b0eb9558310b518f0dfcd8860 ccdb305038126996646cfc6fedcaebb1fee4f19b 853d4dbe41ab40dfd289b93158afbb41ddcb4a54 d38489de9df93a4679cae2ae02b75287778fb3ed No revisions left to test, checking graph state. Result found: flight 112805 (pass), for last pass Result found: flight 112807 (fail), for first failure Repro found: flight 112811 (pass), for last pass Repro found: flight 112813 (fail), for first failure Repro found: flight 112815 (pass), for last pass Repro found: flight 112819 (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/112819/ 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-debianhvm-amd64.debian-hvm-install.{dot,ps,png,html,svg}. ---------------------------------------- 112819: tolerable ALL FAIL flight 112819 xen-4.5-testing real-bisect [real] http://logs.test-lab.xenproject.org/osstest/logs/112819/ Failures :-/ but no regressions. Tests which did not succeed, including tests which could not be run: test-amd64-i386-xl-qemuu-debianhvm-amd64 10 debian-hvm-install fail baseline untested jobs: test-amd64-i386-xl-qemuu-debianhvm-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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