bisecting cause commit starting from 2019fc96af228b412bdb2e8e0ad4b1fc12046a51 building syzkaller on cf9142006bfa242d2bbf5916749e42327103f803 testing commit 2019fc96af228b412bdb2e8e0ad4b1fc12046a51 with gcc (GCC) 8.1.0 kernel signature: cf12c58f5594d885cc6f55fea346022d3f7a4969432fd17c872b8c6082e00c50 run #0: OK run #1: OK run #2: OK run #3: OK run #4: crashed: possible deadlock in bpf_lru_push_free run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK testing release v5.5 testing commit d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 with gcc (GCC) 8.1.0 kernel signature: d8ea3b9efd4b1912733bbd9f7867a7b2d2fe4df31eb2eae3ade7184f1cc1a639 run #0: basic kernel testing failed: BUG: host setup failed: failed to run ["./syz-executor" "setup" "fault"]: read |0: not pollable run #1: OK run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK # git bisect start 2019fc96af228b412bdb2e8e0ad4b1fc12046a51 d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 Bisecting: 6090 revisions left to test after this (roughly 13 steps) [4cadc60d6bcfee9c626d4b55e9dc1475d21ad3bb] Merge tag 'for-v5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply testing commit 4cadc60d6bcfee9c626d4b55e9dc1475d21ad3bb with gcc (GCC) 8.1.0 kernel signature: f0fdd1d766e9c5e34c5d2e92359d852a22ca3cf0ab9a1232961b00232e5efd39 all runs: OK # git bisect good 4cadc60d6bcfee9c626d4b55e9dc1475d21ad3bb Bisecting: 3032 revisions left to test after this (roughly 12 steps) [26dca6dbd62d74a5012cafab6b2d6d65a01ea69c] Merge tag 'pci-v5.6-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci testing commit 26dca6dbd62d74a5012cafab6b2d6d65a01ea69c with gcc (GCC) 8.1.0 kernel signature: b37aa14db7d54c5cc3553819635936cab611a2f6c4e8accba6d97b592adb4d0b run #0: OK run #1: OK run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: boot failed: can't ssh into the instance # git bisect good 26dca6dbd62d74a5012cafab6b2d6d65a01ea69c Bisecting: 1553 revisions left to test after this (roughly 11 steps) [41dcd67e88688afbeb3b2bd23960eed5daec74e7] Merge tag 'docs-5.6-2' of git://git.lwn.net/linux testing commit 41dcd67e88688afbeb3b2bd23960eed5daec74e7 with gcc (GCC) 8.1.0 kernel signature: 5f8115b4bc3507b82bf15e284c745e0725c4da51dccdec16c98b10058a4bcb9e run #0: crashed: possible deadlock in bpf_lru_push_free run #1: OK run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK # git bisect bad 41dcd67e88688afbeb3b2bd23960eed5daec74e7 Bisecting: 752 revisions left to test after this (roughly 10 steps) [d60ddd244215da7c695cba858427094d8e366aa7] Merge tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm testing commit d60ddd244215da7c695cba858427094d8e366aa7 with gcc (GCC) 8.1.0 kernel signature: ba8c126d59bd116b56c23722b17a46788953f879339f943798dd8d4aed034689 all runs: OK # git bisect good d60ddd244215da7c695cba858427094d8e366aa7 Bisecting: 377 revisions left to test after this (roughly 9 steps) [85e5529625f0e41beefe8939eb08baf33131f7d6] Merge tag 'Smack-for-5.6' of git://github.com/cschaufler/smack-next testing commit 85e5529625f0e41beefe8939eb08baf33131f7d6 with gcc (GCC) 8.1.0 kernel signature: 922bc4eebacc5f4d96443c525b54a31c0ad23bbd5a9b0e852b8b0ac096653c48 all runs: OK # git bisect good 85e5529625f0e41beefe8939eb08baf33131f7d6 Bisecting: 209 revisions left to test after this (roughly 8 steps) [8bf5973a4ef0c996d805dc70c2122f08155d14ef] Merge tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux testing commit 8bf5973a4ef0c996d805dc70c2122f08155d14ef with gcc (GCC) 8.1.0 kernel signature: 34b9596b9d8cfbce764996e6c3cfd6339ffcdcc3af3394cc046931e1f0f65801 all runs: OK # git bisect good 8bf5973a4ef0c996d805dc70c2122f08155d14ef Bisecting: 105 revisions left to test after this (roughly 7 steps) [ba7dcfc7badad87e450e4aaec79662a038dbf9ed] Merge tag 'pm-5.6-rc1-3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm testing commit ba7dcfc7badad87e450e4aaec79662a038dbf9ed with gcc (GCC) 8.1.0 kernel signature: d6f0da7ab1c70decfe376d74c74cdbff043ca93110ad54c5e8d4d1a6d31a1bad all runs: OK # git bisect good ba7dcfc7badad87e450e4aaec79662a038dbf9ed Bisecting: 51 revisions left to test after this (roughly 6 steps) [6810df46c41879eba8437ab020c7abf5d1db827e] Merge tag 'at24-updates-for-v5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux into i2c/for-5.6 testing commit 6810df46c41879eba8437ab020c7abf5d1db827e with gcc (GCC) 8.1.0 kernel signature: ffb1cd0431f1fc22d1512c985280f59bd7162b8230deea63f312c3c01e637650 all runs: OK # git bisect good 6810df46c41879eba8437ab020c7abf5d1db827e Bisecting: 25 revisions left to test after this (roughly 5 steps) [22714ef85478f7ff3a2dfd3e2bc854b72271ab8f] docs: i2c: instantiating-devices: use monospace for sysfs attributes testing commit 22714ef85478f7ff3a2dfd3e2bc854b72271ab8f with gcc (GCC) 8.1.0 kernel signature: 1beca052bc8054e4e270a59e02028a9bec6331b02ea73f449a9e1cadb32a3fbd all runs: OK # git bisect good 22714ef85478f7ff3a2dfd3e2bc854b72271ab8f Bisecting: 12 revisions left to test after this (roughly 4 steps) [8ff2d7ca4a55dfabf12e876369835bd024eb4621] i2c: cros-ec-tunnel: Fix slave device enumeration testing commit 8ff2d7ca4a55dfabf12e876369835bd024eb4621 with gcc (GCC) 8.1.0 kernel signature: 9ea455c74040cb70b193160f85328811b330b6bb84ed0e63d51d83e8f6da1c89 all runs: OK # git bisect good 8ff2d7ca4a55dfabf12e876369835bd024eb4621 Bisecting: 6 revisions left to test after this (roughly 3 steps) [599e6f8d3d23ec79d31891cda11af6e79d591ead] Documentation: changes.rst: update several outdated project URLs testing commit 599e6f8d3d23ec79d31891cda11af6e79d591ead with gcc (GCC) 8.1.0 kernel signature: 0640934a3acdbcd43fcd7f1f4611d7ac5773a794c932415f19fe08a6adb4adec all runs: boot failed: general protection fault in do_mount_root # git bisect skip 599e6f8d3d23ec79d31891cda11af6e79d591ead Bisecting: 6 revisions left to test after this (roughly 3 steps) [d1c9038ab5c1c96c0fd9d13ec56f2d650fe4c59f] Allow git builds of Sphinx testing commit d1c9038ab5c1c96c0fd9d13ec56f2d650fe4c59f with gcc (GCC) 8.1.0 kernel signature: cd3a961ed442f36c064b9be9a65296094e4626b69972c85a3de24fafed6bb92a all runs: boot failed: general protection fault in do_mount_root # git bisect skip d1c9038ab5c1c96c0fd9d13ec56f2d650fe4c59f Bisecting: 6 revisions left to test after this (roughly 3 steps) [5549c20232659a43797078d035736f1e01137c46] Documentation/ko_KR/howto: Update broken web addresses testing commit 5549c20232659a43797078d035736f1e01137c46 with gcc (GCC) 8.1.0 kernel signature: f9873062b4c84c9615f02e29b06d43038584bdae49f2582c0e40aa18aa4a6ba2 all runs: boot failed: general protection fault in do_mount_root # git bisect skip 5549c20232659a43797078d035736f1e01137c46 Bisecting: 6 revisions left to test after this (roughly 3 steps) [11777ee8b04acab07c96959e9c6ac6a1603d0958] Merge branch 'i2c/for-5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux testing commit 11777ee8b04acab07c96959e9c6ac6a1603d0958 with gcc (GCC) 8.1.0 kernel signature: 16073ab74cc5abe9fd517a292f554e2eedb8d99b143aae7d0bcf577c04cf2bec all runs: OK # git bisect good 11777ee8b04acab07c96959e9c6ac6a1603d0958 Bisecting: 3 revisions left to test after this (roughly 2 steps) [36a375c6dfad502217898c4c2f0cf05810c30ceb] mailmap: add entry for Tiezhu Yang testing commit 36a375c6dfad502217898c4c2f0cf05810c30ceb with gcc (GCC) 8.1.0 kernel signature: e05af80551c387a55299849106538f3d2eaaba9349da41e13c784184e1d35622 all runs: boot failed: general protection fault in do_mount_root # git bisect skip 36a375c6dfad502217898c4c2f0cf05810c30ceb Bisecting: 3 revisions left to test after this (roughly 2 steps) [95c472ffca38e4aaf6000722194612d188ce5ac7] Documentation/ko_KR/howto: Update a broken link testing commit 95c472ffca38e4aaf6000722194612d188ce5ac7 with gcc (GCC) 8.1.0 kernel signature: 0c438ba617135ff71246eaa6e0bcfe6ff0fc92e46707d4ae52742424c3ccd45a all runs: boot failed: general protection fault in do_mount_root # git bisect skip 95c472ffca38e4aaf6000722194612d188ce5ac7 Bisecting: 3 revisions left to test after this (roughly 2 steps) [ff1e81a7e2239f61d0e9173f113a7de4dcaab661] Documentation: build warnings related to missing blank lines after explicit markups has been fixed testing commit ff1e81a7e2239f61d0e9173f113a7de4dcaab661 with gcc (GCC) 8.1.0 kernel signature: 9b21ee8d9baa5945df1008298cb82d28ac7db77d7dffd4ec720e2038ab4f46d2 all runs: boot failed: general protection fault in do_mount_root # git bisect skip ff1e81a7e2239f61d0e9173f113a7de4dcaab661 Bisecting: 3 revisions left to test after this (roughly 2 steps) [4bfdebd6202da4cbf723c53f475999b7537d4e48] docs/locking: Fix outdated section names testing commit 4bfdebd6202da4cbf723c53f475999b7537d4e48 with gcc (GCC) 8.1.0 kernel signature: 5ccf846a2f4102e50d4eda05c727a0f0462a2d43c85d189e3ed56f001d12b06d all runs: boot failed: general protection fault in do_mount_root # git bisect skip 4bfdebd6202da4cbf723c53f475999b7537d4e48 There are only 'skip'ped commits left to test. The first bad commit could be any of: 36a375c6dfad502217898c4c2f0cf05810c30ceb 95c472ffca38e4aaf6000722194612d188ce5ac7 ff1e81a7e2239f61d0e9173f113a7de4dcaab661 5549c20232659a43797078d035736f1e01137c46 599e6f8d3d23ec79d31891cda11af6e79d591ead 4bfdebd6202da4cbf723c53f475999b7537d4e48 d1c9038ab5c1c96c0fd9d13ec56f2d650fe4c59f 41dcd67e88688afbeb3b2bd23960eed5daec74e7 We cannot bisect more! revisions tested: 20, total time: 5h53m34.651548637s (build: 2h13m37.598536723s, test: 3h38m5.871058875s) bisection is inconclusive, the first bad commit could be any of: 36a375c6dfad502217898c4c2f0cf05810c30ceb 95c472ffca38e4aaf6000722194612d188ce5ac7 ff1e81a7e2239f61d0e9173f113a7de4dcaab661 5549c20232659a43797078d035736f1e01137c46 599e6f8d3d23ec79d31891cda11af6e79d591ead 4bfdebd6202da4cbf723c53f475999b7537d4e48 d1c9038ab5c1c96c0fd9d13ec56f2d650fe4c59f 41dcd67e88688afbeb3b2bd23960eed5daec74e7