bisecting cause commit starting from 17dec0a949153d9ac00760ba2f5b78cb583e995f building syzkaller on eb2295de3e1bb30cc943237992e3565742a4cc6d testing commit 17dec0a949153d9ac00760ba2f5b78cb583e995f with gcc (GCC) 8.1.0 kernel signature: 272ecec0b2b28c5b9a07ee6831b12445483a6490 run #0: crashed: possible deadlock in rtnl_lock run #1: crashed: possible deadlock in rtnl_lock run #2: crashed: possible deadlock in rtnl_lock run #3: crashed: possible deadlock in rtnl_lock run #4: crashed: possible deadlock in rtnl_lock run #5: crashed: possible deadlock in rtnl_lock run #6: OK run #7: OK run #8: OK run #9: OK testing release v4.16 testing commit 0adb32858b0bddf4ada5f364a84ed60b196dbcda with gcc (GCC) 8.1.0 kernel signature: cf461ba10e2b1d58437809a7518475611648b8e6 run #0: crashed: possible deadlock in rtnl_lock run #1: crashed: possible deadlock in rtnl_lock run #2: crashed: possible deadlock in rtnl_lock run #3: crashed: possible deadlock in rtnl_lock run #4: crashed: possible deadlock in rtnl_lock run #5: crashed: possible deadlock in rtnl_lock run #6: crashed: possible deadlock in rtnl_lock run #7: crashed: possible deadlock in rtnl_lock run #8: OK run #9: OK testing release v4.15 testing commit d8a5b80568a9cb66810e75b182018e9edb68e8ff with gcc (GCC) 8.1.0 kernel signature: 0defed396decd0410b901401e69e1889ddc6aa54 all runs: crashed: possible deadlock in rtnl_lock testing release v4.14 testing commit bebc6082da0a9f5d47a1ea2edc099bf671058bd4 with gcc (GCC) 8.1.0 kernel signature: b2b25c91377221401d137c24a83748e310be9cd4 all runs: crashed: possible deadlock in rtnl_lock testing release v4.13 testing commit 569dbb88e80deb68974ef6fdd6a13edb9d686261 with gcc (GCC) 8.1.0 kernel signature: 4ff6898c3ae2d23e89e61b7652f0952385cfc24d all runs: crashed: possible deadlock in rtnl_lock testing release v4.12 testing commit 6f7da290413ba713f0cdd9ff1a2a9bb129ef4f6c with gcc (GCC) 8.1.0 kernel signature: ba9ad094862c6838745785a05147b9b7faa0350e all runs: crashed: possible deadlock in rtnl_lock testing release v4.11 testing commit a351e9b9fc24e982ec2f0e76379a49826036da12 with gcc (GCC) 7.3.0 kernel signature: 731ed800852bf936e2b90c6b8b820ac1f4b672fc all runs: OK # git bisect start 6f7da290413ba713f0cdd9ff1a2a9bb129ef4f6c a351e9b9fc24e982ec2f0e76379a49826036da12 Bisecting: 7831 revisions left to test after this (roughly 13 steps) [2bd80401743568ced7d303b008ae5298ce77e695] Merge tag 'gpio-v4.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio testing commit 2bd80401743568ced7d303b008ae5298ce77e695 with gcc (GCC) 7.3.0 kernel signature: d8114748af1791ac00212dd2e56686b61163bb76 all runs: OK # git bisect good 2bd80401743568ced7d303b008ae5298ce77e695 Bisecting: 3830 revisions left to test after this (roughly 12 steps) [85d604902eb28eaea4f9e0f3a655ae986fa4bd2e] Merge tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc testing commit 85d604902eb28eaea4f9e0f3a655ae986fa4bd2e with gcc (GCC) 7.3.0 kernel signature: 0afc1a591e1ba28961db9a088ccae770a80bf0e3 all runs: OK # git bisect good 85d604902eb28eaea4f9e0f3a655ae986fa4bd2e Bisecting: 1914 revisions left to test after this (roughly 11 steps) [b16c4c48390eb14a1bb4a06702a8c65b837c4566] Merge branch 'mlxsw-fixes' testing commit b16c4c48390eb14a1bb4a06702a8c65b837c4566 with gcc (GCC) 7.3.0 kernel signature: f39199ad88a9c35f6a627e99f454a1282e7ea15a all runs: OK # git bisect good b16c4c48390eb14a1bb4a06702a8c65b837c4566 Bisecting: 935 revisions left to test after this (roughly 10 steps) [b29794ec95c6856b316c2295904208bf11ffddd9] Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net testing commit b29794ec95c6856b316c2295904208bf11ffddd9 with gcc (GCC) 7.3.0 kernel signature: 49f85dc409ffae36e3ec3ef63e503e946aab0cf6 all runs: OK # git bisect good b29794ec95c6856b316c2295904208bf11ffddd9 Bisecting: 459 revisions left to test after this (roughly 9 steps) [a090bd4ff8387c409732a8e059fbf264ea0bdd56] Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net testing commit a090bd4ff8387c409732a8e059fbf264ea0bdd56 with gcc (GCC) 7.3.0 kernel signature: 838d46c20481fe95854546fbf0f713428a91ceba all runs: OK # git bisect good a090bd4ff8387c409732a8e059fbf264ea0bdd56 Bisecting: 229 revisions left to test after this (roughly 8 steps) [8d829b9bb878904f3419af8003176a12910b94e8] Merge branch 'for-linus' of git://git.kernel.dk/linux-block testing commit 8d829b9bb878904f3419af8003176a12910b94e8 with gcc (GCC) 7.3.0 kernel signature: 878debc83baec0973390262730fe1a0fbdf5ace2 all runs: OK # git bisect good 8d829b9bb878904f3419af8003176a12910b94e8 Bisecting: 114 revisions left to test after this (roughly 7 steps) [da8b14e45c8b8234cb9a609c947f7e4d15f8dbef] Merge tag 'for-linus' of git://linux-c6x.org/git/projects/linux-c6x-upstreaming testing commit da8b14e45c8b8234cb9a609c947f7e4d15f8dbef with gcc (GCC) 7.3.0 kernel signature: 91780ea620b89a4cb711a7c27e71e8fd3fb3f36a all runs: OK # git bisect good da8b14e45c8b8234cb9a609c947f7e4d15f8dbef Bisecting: 69 revisions left to test after this (roughly 6 steps) [d58299a478c416c0b48e4b31c6332fe7beb63000] sfc: fix attempt to translate invalid filter ID testing commit d58299a478c416c0b48e4b31c6332fe7beb63000 with gcc (GCC) 7.3.0 kernel signature: 81915b6f9f4878b2da67e77a699f30e3db168e0d all runs: OK # git bisect good d58299a478c416c0b48e4b31c6332fe7beb63000 Bisecting: 35 revisions left to test after this (roughly 5 steps) [4adc6b9382d5a2c1f39fa44b1e6ff29467e844e5] Merge tag 'sound-4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound testing commit 4adc6b9382d5a2c1f39fa44b1e6ff29467e844e5 with gcc (GCC) 7.3.0 kernel signature: 71fea94bf72b64da28835d2e637322e150825e8c all runs: OK # git bisect good 4adc6b9382d5a2c1f39fa44b1e6ff29467e844e5 Bisecting: 16 revisions left to test after this (roughly 4 steps) [a527bf61404cd36fedd81dc165a03b6f5529092e] Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip testing commit a527bf61404cd36fedd81dc165a03b6f5529092e with gcc (GCC) 7.3.0 kernel signature: 22646808f4b57eae205bc65a342c0bb777dc63f7 all runs: OK # git bisect good a527bf61404cd36fedd81dc165a03b6f5529092e Bisecting: 8 revisions left to test after this (roughly 3 steps) [3a61a54cd72c93afa3b7246e3ed06f26ed37fde7] Merge branch 'fixes' of git://git.armlinux.org.uk/~rmk/linux-arm testing commit 3a61a54cd72c93afa3b7246e3ed06f26ed37fde7 with gcc (GCC) 7.3.0 kernel signature: c57d23c9bea4a62126db3c170bd6754f235a365f all runs: OK # git bisect good 3a61a54cd72c93afa3b7246e3ed06f26ed37fde7 Bisecting: 4 revisions left to test after this (roughly 2 steps) [d8550860d910c6b7b70f830f59003b33daaa52c9] MIPS: Fix IRQ tracing & lockdep when rescheduling testing commit d8550860d910c6b7b70f830f59003b33daaa52c9 with gcc (GCC) 7.3.0 kernel signature: 402baf06c66715367c1dc14ff35ef241f9e58452 all runs: OK # git bisect good d8550860d910c6b7b70f830f59003b33daaa52c9 Bisecting: 2 revisions left to test after this (roughly 1 step) [854236363370995a609a10b03e35fd3dc5e9e4a1] MIPS: Avoid accidental raw backtrace testing commit 854236363370995a609a10b03e35fd3dc5e9e4a1 with gcc (GCC) 7.3.0 kernel signature: 0e763511c1bc97135d290d3c96fa5c24b933d6df all runs: OK # git bisect good 854236363370995a609a10b03e35fd3dc5e9e4a1 Bisecting: 0 revisions left to test after this (roughly 1 step) [401e000ab90d7b81d8ea0735e3ff909548754876] moduleparam: fix doc: hwparam_irq configures an IRQ testing commit 401e000ab90d7b81d8ea0735e3ff909548754876 with gcc (GCC) 7.3.0 kernel signature: 787a1db0e9215d07716d83878b519deafbfc3c03 all runs: OK # git bisect good 401e000ab90d7b81d8ea0735e3ff909548754876 6f7da290413ba713f0cdd9ff1a2a9bb129ef4f6c is the first bad commit commit 6f7da290413ba713f0cdd9ff1a2a9bb129ef4f6c Author: Linus Torvalds Date: Sun Jul 2 16:07:02 2017 -0700 Linux 4.12 :100644 100644 6d8a984ed9c975e8867b151e8e6e9424f85dea87 283c6236438e09ea62455b0bd6a19c9cbdd2f835 M Makefile revisions tested: 21, total time: 4h53m44.08493081s (build: 1h26m57.571585459s, test: 3h21m32.902510994s) first bad commit: 6f7da290413ba713f0cdd9ff1a2a9bb129ef4f6c Linux 4.12 cc: ["linux-kbuild@vger.kernel.org" "linux-kernel@vger.kernel.org" "mmarek@suse.com" "torvalds@linux-foundation.org" "yamada.masahiro@socionext.com"]