bisecting cause commit starting from 4f8a3cc1183c442daee6cc65360e3385021131e4 building syzkaller on 36b0b05078430cbedb73c32bed7f78056ce77536 testing commit 4f8a3cc1183c442daee6cc65360e3385021131e4 with gcc (GCC) 8.1.0 kernel signature: 8a05a6603a427d58ad52ee58dfa89ec2951759b1ea79a957c5c507854b04a735 all runs: crashed: WARNING: locking bug in inet_autobind testing release v5.6 testing commit 7111951b8d4973bda27ff663f2cf18b663d15b48 with gcc (GCC) 8.1.0 kernel signature: 8b2784536d8da3fbe9ff27aea7bf75e237a55b98d4f197a1f0fd083596134a0a run #0: crashed: WARNING: locking bug in inet_autobind run #1: crashed: WARNING: locking bug in inet_autobind run #2: crashed: WARNING: locking bug in inet_autobind run #3: crashed: WARNING: locking bug in inet_autobind run #4: crashed: WARNING: locking bug in inet_autobind run #5: crashed: WARNING: locking bug in inet_autobind run #6: crashed: WARNING: locking bug in inet_autobind run #7: crashed: WARNING: locking bug in inet_autobind run #8: crashed: WARNING: locking bug in inet_autobind run #9: OK testing release v5.5 testing commit d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 with gcc (GCC) 8.1.0 kernel signature: 2ed197db2b1d3114189eadf46dee402edc80ae7db6180a6b43ceb30230f2fb07 all runs: crashed: WARNING: locking bug in inet_autobind testing release v5.4 testing commit 219d54332a09e8d8741c1e1982f5eae56099de85 with gcc (GCC) 8.1.0 kernel signature: b38e8002abaf06fedbfbe587425062bd4c5340b93903913910da6acb00db392b all runs: crashed: WARNING: locking bug in inet_autobind testing release v5.3 testing commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8 with gcc (GCC) 8.1.0 kernel signature: 62d8873bd6e87d61632fd8d2f68fa03fb4a423f702e35a854db0956c01a7093e all runs: OK # git bisect start 219d54332a09e8d8741c1e1982f5eae56099de85 4d856f72c10ecb060868ed10ff1b1453943fc6c8 Bisecting: 7882 revisions left to test after this (roughly 13 steps) [a9f8b38a071b468276a243ea3ea5a0636e848cf2] Merge tag 'for-linus-5.4-1' of git://github.com/cminyard/linux-ipmi testing commit a9f8b38a071b468276a243ea3ea5a0636e848cf2 with gcc (GCC) 8.1.0 kernel signature: 0f991efbf82a122aa1905bd55f0675f67a81c08e8d77fe538a1f5d7eae3369c4 all runs: crashed: WARNING: locking bug in inet_autobind # git bisect bad a9f8b38a071b468276a243ea3ea5a0636e848cf2 Bisecting: 3920 revisions left to test after this (roughly 12 steps) [fe38bd6862074c0a2b9be7f31f043aaa70b2af5f] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm testing commit fe38bd6862074c0a2b9be7f31f043aaa70b2af5f with gcc (GCC) 8.1.0 kernel signature: 0021886c8195cbf628a69d62ff30d2f769bb24224da5856e45988e236dff7451 all runs: OK # git bisect good fe38bd6862074c0a2b9be7f31f043aaa70b2af5f Bisecting: 1962 revisions left to test after this (roughly 11 steps) [069841ef8293697e951c34f9a45601b77fb541d7] Merge branch '40GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue testing commit 069841ef8293697e951c34f9a45601b77fb541d7 with gcc (GCC) 8.1.0 kernel signature: 14c77027a875cf4d49531485cd79a8ce298884da4ffd2dc9569f56106af94f82 all runs: crashed: WARNING: locking bug in inet_autobind # git bisect bad 069841ef8293697e951c34f9a45601b77fb541d7 Bisecting: 978 revisions left to test after this (roughly 10 steps) [f33bf6b00f20c9d26c42dfdaf8b83c2b0c1e6f71] net: stmmac: dwmac-meson: use devm_platform_ioremap_resource() to simplify code testing commit f33bf6b00f20c9d26c42dfdaf8b83c2b0c1e6f71 with gcc (GCC) 8.1.0 kernel signature: fae3ecad47add9cdeb4e2e356f85e4850dfc5fc98bcd7833a915358f2cac8e1e all runs: crashed: WARNING: locking bug in inet_autobind # git bisect bad f33bf6b00f20c9d26c42dfdaf8b83c2b0c1e6f71 Bisecting: 489 revisions left to test after this (roughly 9 steps) [16e9b481e988b1f7e6df2243bb510e1c9b581272] nfp: no need to check return value of debugfs_create functions testing commit 16e9b481e988b1f7e6df2243bb510e1c9b581272 with gcc (GCC) 8.1.0 kernel signature: 793a21d036aa3c6f19f1dd21bf6ca8e48a2006b871d10155dea773b77aca07a7 all runs: OK # git bisect good 16e9b481e988b1f7e6df2243bb510e1c9b581272 Bisecting: 244 revisions left to test after this (roughly 8 steps) [a4d2113e46c1d2ded1bfed9a19fe17b5ab2d584c] ipvlan: set hw_enc_features like macvlan testing commit a4d2113e46c1d2ded1bfed9a19fe17b5ab2d584c with gcc (GCC) 8.1.0 kernel signature: 34c43951737d70697a9ba8df30d05b4dbf023f934780eacd8ed9ac08ff455396 all runs: crashed: WARNING: locking bug in inet_autobind # git bisect bad a4d2113e46c1d2ded1bfed9a19fe17b5ab2d584c Bisecting: 122 revisions left to test after this (roughly 7 steps) [043b8413e8c0c0ffbf8be268eb73716e05a96064] net: devlink: remove redundant rtnl lock assert testing commit 043b8413e8c0c0ffbf8be268eb73716e05a96064 with gcc (GCC) 8.1.0 kernel signature: c5ed1f5b7368089bfe09bccc4fdba360d35c7df8886e4df7221b296ba4496a7a all runs: OK # git bisect good 043b8413e8c0c0ffbf8be268eb73716e05a96064 Bisecting: 68 revisions left to test after this (roughly 6 steps) [8d73f8f23e6b869b726cb01dd4747f56dc88660a] page_pool: fix logic in __page_pool_get_cached testing commit 8d73f8f23e6b869b726cb01dd4747f56dc88660a with gcc (GCC) 8.1.0 kernel signature: 6886005dc8784398c6d3e57cdefa1cccae0d1c722c35feeaca26a2db3c802b16 all runs: crashed: WARNING: locking bug in inet_autobind # git bisect bad 8d73f8f23e6b869b726cb01dd4747f56dc88660a Bisecting: 25 revisions left to test after this (roughly 5 steps) [c162610c7db2e9611a7b3ec806f9c97fcfec0b0b] Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next testing commit c162610c7db2e9611a7b3ec806f9c97fcfec0b0b with gcc (GCC) 8.1.0 kernel signature: aefccb9a3ba6ab3ba464bbff460fa5e9a638c4324c293f79f84644b395e79449 all runs: crashed: WARNING: locking bug in inet_autobind # git bisect bad c162610c7db2e9611a7b3ec806f9c97fcfec0b0b Bisecting: 13 revisions left to test after this (roughly 4 steps) [2a475c409fe81a76fb26a6b023509d648237bbe6] kbuild: remove all netfilter headers from header-test blacklist. testing commit 2a475c409fe81a76fb26a6b023509d648237bbe6 with gcc (GCC) 8.1.0 kernel signature: 76ea2fb08d368e311f50801e65d58ec8332147d205775ef6aac74089e4fa236d all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip 2a475c409fe81a76fb26a6b023509d648237bbe6 Bisecting: 13 revisions left to test after this (roughly 4 steps) [65b27995a4ab8fc51b4adc6b4dcdca20f7a595bb] net: phy: let phy_speed_down/up support speeds >1Gbps testing commit 65b27995a4ab8fc51b4adc6b4dcdca20f7a595bb with gcc (GCC) 8.1.0 kernel signature: 77c6061f254bad83a8a95b449b88747ce5ee5d9c8fd4f8d9de59493a6d135361 all runs: OK # git bisect good 65b27995a4ab8fc51b4adc6b4dcdca20f7a595bb Bisecting: 11 revisions left to test after this (roughly 4 steps) [20a9379d9a03ee0712d225035308973ecc5f6783] netfilter: remove "#ifdef __KERNEL__" guards from some headers. testing commit 20a9379d9a03ee0712d225035308973ecc5f6783 with gcc (GCC) 8.1.0 kernel signature: e424d124902430880930c5ae38adc185debb97152b2c5827a704a5fa6cdd947b all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip 20a9379d9a03ee0712d225035308973ecc5f6783 Bisecting: 11 revisions left to test after this (roughly 4 steps) [1b90af292e71b20d03b837d39406acfbdc5d4b2a] ipvs: Improve robustness to the ipvs sysctl testing commit 1b90af292e71b20d03b837d39406acfbdc5d4b2a with gcc (GCC) 8.1.0 kernel signature: 2cf1a17f20f50ea31fb40252a15661569a381541a250a1ceb864a7a7bc85da6d all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip 1b90af292e71b20d03b837d39406acfbdc5d4b2a Bisecting: 11 revisions left to test after this (roughly 4 steps) [5785cf15fd74ec3b1a076fd39bc67382a8455fe7] netfilter: nf_tables: add missing prototypes. testing commit 5785cf15fd74ec3b1a076fd39bc67382a8455fe7 with gcc (GCC) 8.1.0 kernel signature: fde55fab106ef0d2d8ff08ce4b53b3f937ca54be0413b5d3204083fe911b781b all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip 5785cf15fd74ec3b1a076fd39bc67382a8455fe7 Bisecting: 11 revisions left to test after this (roughly 4 steps) [d55d70894c6d4709b9ae61109a9fa7c319586b53] r8152: use alloc_pages for rx buffer testing commit d55d70894c6d4709b9ae61109a9fa7c319586b53 with gcc (GCC) 8.1.0 kernel signature: 19f2087a1576fd0575e1ace5721f257f7d8d311579effe3c1b209dfa37c9a68d all runs: OK # git bisect good d55d70894c6d4709b9ae61109a9fa7c319586b53 Bisecting: 9 revisions left to test after this (roughly 3 steps) [0abc8bf4f2842e409926096f0fa009b468cbd855] netfilter: add missing IS_ENABLED(CONFIG_NF_CONNTRACK) checks to some header-files. testing commit 0abc8bf4f2842e409926096f0fa009b468cbd855 with gcc (GCC) 8.1.0 kernel signature: 2bdc43f2074082f7e6706c91e2e796783044e615614a2c51982e55f575623d8b all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip 0abc8bf4f2842e409926096f0fa009b468cbd855 Bisecting: 9 revisions left to test after this (roughly 3 steps) [78458e3e08cda2aacaec9fde8c295dfc2f88618a] netfilter: add missing IS_ENABLED(CONFIG_NETFILTER) checks to some header-files. testing commit 78458e3e08cda2aacaec9fde8c295dfc2f88618a with gcc (GCC) 8.1.0 kernel signature: 88683a6c8797859bad6149d5f43dba52b015c2f1b70e03360cd14039c9129505 all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip 78458e3e08cda2aacaec9fde8c295dfc2f88618a Bisecting: 9 revisions left to test after this (roughly 3 steps) [7e59b3fea2a2510b52761c20ccc71d3e9f6b7db8] netfilter: remove unnecessary spaces testing commit 7e59b3fea2a2510b52761c20ccc71d3e9f6b7db8 with gcc (GCC) 8.1.0 kernel signature: fab58f2588a0b3148af57c6c1d26c40b0679143fe10257aaafa86c20ddffde6e all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip 7e59b3fea2a2510b52761c20ccc71d3e9f6b7db8 Bisecting: 9 revisions left to test after this (roughly 3 steps) [47e640af2e492cc28778dd6f894d50313f7fba75] netfilter: add missing IS_ENABLED(CONFIG_NF_TABLES) check to header-file. testing commit 47e640af2e492cc28778dd6f894d50313f7fba75 with gcc (GCC) 8.1.0 kernel signature: dadfd7bce61df024b5e9dce81eccba3d33d1f298952dd51e3a876cc272f411b5 all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip 47e640af2e492cc28778dd6f894d50313f7fba75 Bisecting: 9 revisions left to test after this (roughly 3 steps) [105333435b4f3b21ffc325f32fae17719310db64] netfilter: connlabels: prefer static lock initialiser testing commit 105333435b4f3b21ffc325f32fae17719310db64 with gcc (GCC) 8.1.0 kernel signature: 9ae02dea17f5f0c968523a9072ebc0297f0e3fb06d4e46bb271ca5f6bd035e99 all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip 105333435b4f3b21ffc325f32fae17719310db64 Bisecting: 9 revisions left to test after this (roughly 3 steps) [9211bfbff80a7604273086fec5685efcdc10be2b] netfilter: add missing IS_ENABLED(CONFIG_BRIDGE_NETFILTER) checks to header-file. testing commit 9211bfbff80a7604273086fec5685efcdc10be2b with gcc (GCC) 8.1.0 kernel signature: 403f0ecf1faed5ea6fefa1066c4de266bd799de982e0e0df192904e4fceb9841 all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip 9211bfbff80a7604273086fec5685efcdc10be2b Bisecting: 9 revisions left to test after this (roughly 3 steps) [b753c5a7f99f390fc100de18647ce0dcacdceafc] Merge branch 'r8152-RX-improve' testing commit b753c5a7f99f390fc100de18647ce0dcacdceafc with gcc (GCC) 8.1.0 kernel signature: ea724d39810bcc7d60eaecd2cb657b6ca93808dfa0223924326545260007ad74 all runs: OK # git bisect good b753c5a7f99f390fc100de18647ce0dcacdceafc Bisecting: 8 revisions left to test after this (roughly 3 steps) [a1b2f04ea527397fcacacd09e0d690927feef429] netfilter: add missing includes to a number of header-files. testing commit a1b2f04ea527397fcacacd09e0d690927feef429 with gcc (GCC) 8.1.0 kernel signature: 6d3efc669c6221a3f83082c3bfd99b26840134257c2bad06075bc14f67b718d6 all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip a1b2f04ea527397fcacacd09e0d690927feef429 Bisecting: 8 revisions left to test after this (roughly 3 steps) [0a30ba509fdeea740bedb81ce3bee4f74a759654] netfilter: nf_nat_proto: make tables static testing commit 0a30ba509fdeea740bedb81ce3bee4f74a759654 with gcc (GCC) 8.1.0 kernel signature: 5b4739d845f856b9fdaccab009b32fefd7e49a82e3abb2a338cb7035e53530bd all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip 0a30ba509fdeea740bedb81ce3bee4f74a759654 Bisecting: 8 revisions left to test after this (roughly 3 steps) [bd96b4c75675e616eefef6d85d163530eef9c5e5] netfilter: inline four headers files into another one. testing commit bd96b4c75675e616eefef6d85d163530eef9c5e5 with gcc (GCC) 8.1.0 kernel signature: cf8d95d5d17f8cff79c540d0d670f0596928280d8fca0b2406b7ccc9468cdde0 all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip bd96b4c75675e616eefef6d85d163530eef9c5e5 Bisecting: 8 revisions left to test after this (roughly 3 steps) [bd8699e9e29287b5571b32b68c3dcd05985fa9b1] netfilter: nft_bitwise: add offload support testing commit bd8699e9e29287b5571b32b68c3dcd05985fa9b1 with gcc (GCC) 8.1.0 kernel signature: 7e7abfa858b97928f8a9481bece897befe5ed36a421789dc74e96a993de93a62 all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip bd8699e9e29287b5571b32b68c3dcd05985fa9b1 Bisecting: 8 revisions left to test after this (roughly 3 steps) [43dd16efc7f235f153804500a4363769bd2276fc] netfilter: nf_tables: store data in offload context registers testing commit 43dd16efc7f235f153804500a4363769bd2276fc with gcc (GCC) 8.1.0 kernel signature: 22b49a393208405c713e9dc90cf72c34915a89bac2531f849096a8becaebb92b all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip 43dd16efc7f235f153804500a4363769bd2276fc Bisecting: 8 revisions left to test after this (roughly 3 steps) [e84fb4b3666dabd3917952fb33588daa891a6ad3] netfilter: conntrack: use shared sysctl constants testing commit e84fb4b3666dabd3917952fb33588daa891a6ad3 with gcc (GCC) 8.1.0 kernel signature: 721a3ba25e54f5fffb1b007789d3f3d890f8d961b656d0997c5319c9c21d983e all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip e84fb4b3666dabd3917952fb33588daa891a6ad3 Bisecting: 8 revisions left to test after this (roughly 3 steps) [8c0bb7873815bf8c3c4dfb24e8ebf4fefb4c35d2] netfilter: synproxy: rename mss synproxy_options field testing commit 8c0bb7873815bf8c3c4dfb24e8ebf4fefb4c35d2 with gcc (GCC) 8.1.0 kernel signature: 956421b4f092875edbb17c0480925d2e7dfecba466420f848eb3494ac7963f5c all runs: boot failed: general protection fault in dma_direct_max_mapping_size # git bisect skip 8c0bb7873815bf8c3c4dfb24e8ebf4fefb4c35d2 There are only 'skip'ped commits left to test. The first bad commit could be any of: 9211bfbff80a7604273086fec5685efcdc10be2b 47e640af2e492cc28778dd6f894d50313f7fba75 a1b2f04ea527397fcacacd09e0d690927feef429 0abc8bf4f2842e409926096f0fa009b468cbd855 bd96b4c75675e616eefef6d85d163530eef9c5e5 43dd16efc7f235f153804500a4363769bd2276fc 78458e3e08cda2aacaec9fde8c295dfc2f88618a 20a9379d9a03ee0712d225035308973ecc5f6783 bd8699e9e29287b5571b32b68c3dcd05985fa9b1 2a475c409fe81a76fb26a6b023509d648237bbe6 7e59b3fea2a2510b52761c20ccc71d3e9f6b7db8 1b90af292e71b20d03b837d39406acfbdc5d4b2a 5785cf15fd74ec3b1a076fd39bc67382a8455fe7 0a30ba509fdeea740bedb81ce3bee4f74a759654 e84fb4b3666dabd3917952fb33588daa891a6ad3 105333435b4f3b21ffc325f32fae17719310db64 8c0bb7873815bf8c3c4dfb24e8ebf4fefb4c35d2 c162610c7db2e9611a7b3ec806f9c97fcfec0b0b We cannot bisect more! revisions tested: 34, total time: 8h48m32.170796253s (build: 3h33m49.130823043s, test: 5h12m44.125203362s) bisection is inconclusive, the first bad commit could be any of: 9211bfbff80a7604273086fec5685efcdc10be2b 47e640af2e492cc28778dd6f894d50313f7fba75 a1b2f04ea527397fcacacd09e0d690927feef429 0abc8bf4f2842e409926096f0fa009b468cbd855 bd96b4c75675e616eefef6d85d163530eef9c5e5 43dd16efc7f235f153804500a4363769bd2276fc 78458e3e08cda2aacaec9fde8c295dfc2f88618a 20a9379d9a03ee0712d225035308973ecc5f6783 bd8699e9e29287b5571b32b68c3dcd05985fa9b1 2a475c409fe81a76fb26a6b023509d648237bbe6 7e59b3fea2a2510b52761c20ccc71d3e9f6b7db8 1b90af292e71b20d03b837d39406acfbdc5d4b2a 5785cf15fd74ec3b1a076fd39bc67382a8455fe7 0a30ba509fdeea740bedb81ce3bee4f74a759654 e84fb4b3666dabd3917952fb33588daa891a6ad3 105333435b4f3b21ffc325f32fae17719310db64 8c0bb7873815bf8c3c4dfb24e8ebf4fefb4c35d2 c162610c7db2e9611a7b3ec806f9c97fcfec0b0b