bisecting cause commit starting from 13311e74253fe64329390df80bed3f07314ddd61 building syzkaller on aba2b2fb3544d9e42991237c13d8cada421deda5 testing commit 13311e74253fe64329390df80bed3f07314ddd61 with gcc (GCC) 10.2.1 20210217 kernel signature: e535f160642b36f46b5111ee52799a51f993ec46ab34aa61eeba702557480369 all runs: crashed: WARNING: zero-size vmalloc in dvb_dmx_init testing release v5.12 testing commit 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 with gcc (GCC) 10.2.1 20210217 kernel signature: 20a3195b0c2adea39c30d2e9f830a6fa425a34f031f28cd84a5fc4bf09ce8f4d all runs: OK # git bisect start 13311e74253fe64329390df80bed3f07314ddd61 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 Bisecting: 8626 revisions left to test after this (roughly 13 steps) [85f3f17b5db2dd9f8a094a0ddc665555135afd22] Merge branch 'md-fixes' of https://git.kernel.org/pub/scm/linux/kernel/git/song/md into block-5.13 testing commit 85f3f17b5db2dd9f8a094a0ddc665555135afd22 with gcc (GCC) 10.2.1 20210217 kernel signature: d3f40431685bbdedc2feee17d77a3f8fd001df9f4e62b53b5d3138923a4476d1 all runs: OK # git bisect good 85f3f17b5db2dd9f8a094a0ddc665555135afd22 Bisecting: 4306 revisions left to test after this (roughly 12 steps) [6bab076a3d2ff4298483c1a3b77162811b451863] Merge tag 'dlm-5.13' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/linux-dlm testing commit 6bab076a3d2ff4298483c1a3b77162811b451863 with gcc (GCC) 10.2.1 20210217 kernel signature: d8d23e7b03a701f4f011bb9938e3694f9595e88d5ca782014c942634846eb03b run #0: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #1: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #2: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #3: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #4: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #5: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #6: crashed: WARNING in __nf_unregister_net_hook run #7: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #8: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #9: crashed: WARNING in __nf_unregister_net_hook # git bisect bad 6bab076a3d2ff4298483c1a3b77162811b451863 Bisecting: 2159 revisions left to test after this (roughly 11 steps) [d7f576dc98364fcb076234f76b54d07cdeca54eb] net: stmmac: fix memory leak during driver probe testing commit d7f576dc98364fcb076234f76b54d07cdeca54eb with gcc (GCC) 10.2.1 20210217 kernel signature: e01166e6e294fe2318ecd493a4f962b1059674b5c26fe170725461af3afc9ece run #0: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #1: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #2: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #3: boot failed: KASAN: use-after-free Read in page_to_skb run #4: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #5: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #6: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #7: boot failed: KASAN: use-after-free Read in page_to_skb run #8: boot failed: KASAN: use-after-free Read in page_to_skb run #9: boot failed: KASAN: use-after-free Read in page_to_skb # git bisect skip d7f576dc98364fcb076234f76b54d07cdeca54eb Bisecting: 2159 revisions left to test after this (roughly 11 steps) [956c7831fe9db52dba7a59a2ccb82a83c5cae9c4] Merge branch 'mptcp-next' testing commit 956c7831fe9db52dba7a59a2ccb82a83c5cae9c4 with gcc (GCC) 10.2.1 20210217 kernel signature: 82a111d5fad2f8ecc616ac5c8c267fbfd2b52d375b242734b4a9cf8e635df752 all runs: OK # git bisect good 956c7831fe9db52dba7a59a2ccb82a83c5cae9c4 Bisecting: 1435 revisions left to test after this (roughly 11 steps) [299420ba358c023ea70d7bab5f61c7744596f30f] mm/vmalloc: remove an empty line testing commit 299420ba358c023ea70d7bab5f61c7744596f30f with gcc (GCC) 10.2.1 20210217 kernel signature: 18503f1b67d8ce86499e6338d3c0ac0901ad31ef21762becb773ae9315eb1fda run #0: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #1: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #2: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #3: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #4: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #5: crashed: WARNING in __nf_unregister_net_hook run #6: crashed: WARNING in __nf_unregister_net_hook run #7: crashed: WARNING in __nf_unregister_net_hook run #8: crashed: WARNING in __nf_unregister_net_hook run #9: crashed: WARNING in __nf_unregister_net_hook # git bisect bad 299420ba358c023ea70d7bab5f61c7744596f30f Bisecting: 717 revisions left to test after this (roughly 10 steps) [d1f0a5e1fb4e2f2f603bec8df79ca51768f2bdae] ethtool: stats: clarify the initialization to ETHTOOL_STAT_NOT_SET testing commit d1f0a5e1fb4e2f2f603bec8df79ca51768f2bdae with gcc (GCC) 10.2.1 20210217 kernel signature: 1de9d30520ec615d318a72d2107a5c5a6462c241f1c3cf7c01cb52ce56c69793 run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.33:./syz-fuzzer"]: exit status 1 ssh: connect to host 10.128.10.33 port 22: Connection timed out lost connection run #1: basic kernel testing failed: failed to copy test binary to VM: timedout ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.36:./syz-fuzzer"] run #2: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #3: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #4: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #5: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #6: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #7: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #8: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #9: boot failed: KASAN: use-after-free Read in page_to_skb # git bisect skip d1f0a5e1fb4e2f2f603bec8df79ca51768f2bdae Bisecting: 717 revisions left to test after this (roughly 10 steps) [d13f048dd40e8577260cd43faea8ec9b77520197] net: geneve: modify IP header check in geneve6_xmit_skb and geneve_xmit_skb testing commit d13f048dd40e8577260cd43faea8ec9b77520197 with gcc (GCC) 10.2.1 20210217 kernel signature: 8089312c2915cb11795a9065f00df731aa2395f0d122982fb51c550524633855 all runs: OK # git bisect good d13f048dd40e8577260cd43faea8ec9b77520197 Bisecting: 702 revisions left to test after this (roughly 10 steps) [e42f10533d7c8a512399571804c59b0dc862eefe] net: korina: Remove not needed cache flushes testing commit e42f10533d7c8a512399571804c59b0dc862eefe with gcc (GCC) 10.2.1 20210217 kernel signature: e01166e6e294fe2318ecd493a4f962b1059674b5c26fe170725461af3afc9ece run #0: basic kernel testing failed: failed to copy test binary to VM: timedout ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.1:./syz-fuzzer"] Warning: Permanently added '10.128.10.1' (ECDSA) to the list of known hosts. run #1: basic kernel testing failed: failed to copy test binary to VM: timedout ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.1.24:./syz-fuzzer"] Warning: Permanently added '10.128.1.24' (ECDSA) to the list of known hosts. run #2: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #3: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #4: boot failed: KASAN: use-after-free Read in page_to_skb run #5: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #6: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #7: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #8: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #9: boot failed: KASAN: use-after-free Read in page_to_skb # git bisect skip e42f10533d7c8a512399571804c59b0dc862eefe Bisecting: 702 revisions left to test after this (roughly 10 steps) [6289ac2b7182d418ee68e5c0f3f83d383d7a72ed] ath11k: add CE interrupt support for QCN9074 testing commit 6289ac2b7182d418ee68e5c0f3f83d383d7a72ed with gcc (GCC) 10.2.1 20210217 kernel signature: 49d455efb34dbd9b771b49ffbb3a48a26a2e6200ef94fd26313c4a10cdca90b2 all runs: OK # git bisect good 6289ac2b7182d418ee68e5c0f3f83d383d7a72ed Bisecting: 696 revisions left to test after this (roughly 10 steps) [6ef92063bf94cd8a6fa9fea3a82596955eb25424] net: korina: Make driver COMPILE_TESTable testing commit 6ef92063bf94cd8a6fa9fea3a82596955eb25424 with gcc (GCC) 10.2.1 20210217 kernel signature: e01166e6e294fe2318ecd493a4f962b1059674b5c26fe170725461af3afc9ece run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.0:./syz-fuzzer"]: exit status 1 ssh: connect to host 10.128.10.0 port 22: Connection timed out lost connection run #1: basic kernel testing failed: failed to copy test binary to VM: timedout ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.10.16:./syz-fuzzer"] Warning: Permanently added '10.128.10.16' (ECDSA) to the list of known hosts. run #2: boot failed: KASAN: use-after-free Read in page_to_skb run #3: boot failed: KASAN: use-after-free Read in page_to_skb run #4: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #5: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #6: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #7: boot failed: KASAN: use-after-free Read in page_to_skb run #8: boot failed: KASAN: use-after-free Read in page_to_skb run #9: boot failed: KASAN: use-after-free Read in page_to_skb # git bisect skip 6ef92063bf94cd8a6fa9fea3a82596955eb25424 Bisecting: 696 revisions left to test after this (roughly 10 steps) [8de8570489d109d969649d67d5f49318128c1fda] mac80211: aes_cmac: check crypto_shash_setkey() return value testing commit 8de8570489d109d969649d67d5f49318128c1fda with gcc (GCC) 10.2.1 20210217 kernel signature: 31e65950384d81b78eaf78f2603110bac779163450ae4f62fd834623b171798f all runs: OK # git bisect good 8de8570489d109d969649d67d5f49318128c1fda Bisecting: 667 revisions left to test after this (roughly 9 steps) [9b8fd2c9f14b029dbcc4a6fc79419f17c4980ff4] Merge branch 'tja1103-driver' testing commit 9b8fd2c9f14b029dbcc4a6fc79419f17c4980ff4 with gcc (GCC) 10.2.1 20210217 kernel signature: 2c55aaa25fa3e65fa13128e6872f41ed78559341ee247c0f23a5d63a35e06ef4 run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.0.176:./syz-fuzzer"]: exit status 1 ssh: connect to host 10.128.0.176 port 22: Connection timed out lost connection run #1: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #2: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #3: boot failed: KASAN: use-after-free Read in page_to_skb run #4: boot failed: KASAN: use-after-free Read in page_to_skb run #5: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #6: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #7: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #8: boot failed: KASAN: use-after-free Read in page_to_skb run #9: boot failed: KASAN: use-after-free Read in page_to_skb # git bisect skip 9b8fd2c9f14b029dbcc4a6fc79419f17c4980ff4 Bisecting: 667 revisions left to test after this (roughly 9 steps) [0a02944feaa75df4309103b8a19c56960cf32164] ice: Use default configuration mode for PHY configuration testing commit 0a02944feaa75df4309103b8a19c56960cf32164 with gcc (GCC) 10.2.1 20210217 kernel signature: a63003fa67b2548017b198bcb5b9d0d48866632a1bb4d11c07adabbd43698ab1 all runs: OK # git bisect good 0a02944feaa75df4309103b8a19c56960cf32164 Bisecting: 662 revisions left to test after this (roughly 9 steps) [014068dcb5b17dae110354c4de241833124edba1] net: phy: genphy_loopback: add link speed configuration testing commit 014068dcb5b17dae110354c4de241833124edba1 with gcc (GCC) 10.2.1 20210217 kernel signature: 68fa2e8854e765d0aefee94576ceb434b4fa3041223e865986e25b795f4a898c run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.0.16:./syz-fuzzer"]: exit status 1 ssh: connect to host 10.128.0.16 port 22: Connection timed out lost connection run #1: boot failed: KASAN: use-after-free Read in page_to_skb run #2: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #3: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #4: boot failed: KASAN: use-after-free Read in page_to_skb run #5: boot failed: KASAN: use-after-free Read in page_to_skb run #6: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #7: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #8: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #9: boot failed: KASAN: use-after-free Read in page_to_skb # git bisect skip 014068dcb5b17dae110354c4de241833124edba1 Bisecting: 662 revisions left to test after this (roughly 9 steps) [64ef3ddfa95ebf4606eedd3ec09a838e1c1af341] bpf, doc: Fix some invalid links in bpf_devel_QA.rst testing commit 64ef3ddfa95ebf4606eedd3ec09a838e1c1af341 with gcc (GCC) 10.2.1 20210217 kernel signature: bc5190268634c8c846d24d15ab0aa99e48cfc8074848e8a95dc02a1419f4e34c all runs: OK # git bisect good 64ef3ddfa95ebf4606eedd3ec09a838e1c1af341 Bisecting: 636 revisions left to test after this (roughly 9 steps) [6dd06ec7c13bc970edb0729221a47bf6368e2b9e] Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next testing commit 6dd06ec7c13bc970edb0729221a47bf6368e2b9e with gcc (GCC) 10.2.1 20210217 kernel signature: e01166e6e294fe2318ecd493a4f962b1059674b5c26fe170725461af3afc9ece run #0: basic kernel testing failed: failed to copy test binary to VM: timedout ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.0.234:./syz-fuzzer"] Warning: Permanently added '10.128.0.234' (ECDSA) to the list of known hosts. run #1: basic kernel testing failed: failed to copy test binary to VM: timedout ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.1.26:./syz-fuzzer"] Warning: Permanently added '10.128.1.26' (ECDSA) to the list of known hosts. run #2: boot failed: KASAN: use-after-free Read in page_to_skb run #3: boot failed: KASAN: use-after-free Read in page_to_skb run #4: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #5: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #6: boot failed: KASAN: use-after-free Read in page_to_skb run #7: boot failed: KASAN: use-after-free Read in page_to_skb run #8: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #9: boot failed: KASAN: use-after-free Read in page_to_skb # git bisect skip 6dd06ec7c13bc970edb0729221a47bf6368e2b9e Bisecting: 636 revisions left to test after this (roughly 9 steps) [c1d9e34e11281a8ba1a1c54e4db554232a461488] ethtool: ioctl: Fix out-of-bounds warning in store_link_ksettings_for_user() testing commit c1d9e34e11281a8ba1a1c54e4db554232a461488 with gcc (GCC) 10.2.1 20210217 kernel signature: d193e6f2de2e976e70891ce4442993e110497af13d2d9407a79216180b874861 run #0: basic kernel testing failed: failed to copy test binary to VM: timedout ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-fuzzer" "root@10.128.1.118:./syz-fuzzer"] Warning: Permanently added '10.128.1.118' (ECDSA) to the list of known hosts. run #1: boot failed: KASAN: use-after-free Read in page_to_skb run #2: boot failed: KASAN: use-after-free Read in page_to_skb run #3: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #4: boot failed: KASAN: use-after-free Read in page_to_skb run #5: boot failed: KASAN: use-after-free Read in page_to_skb run #6: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #7: boot failed: KASAN: use-after-free Read in page_to_skb run #8: boot failed: KASAN: use-after-free Read in page_to_skb run #9: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb # git bisect skip c1d9e34e11281a8ba1a1c54e4db554232a461488 Bisecting: 636 revisions left to test after this (roughly 9 steps) [0c73f47b430d125163ae42d7f271df1050cb993f] iwlwifi: remove TCM events testing commit 0c73f47b430d125163ae42d7f271df1050cb993f with gcc (GCC) 10.2.1 20210217 kernel signature: f7d2add5418c86f37b4bc7ceb10396c908bb562556c671720838ba00109de7de all runs: OK # git bisect good 0c73f47b430d125163ae42d7f271df1050cb993f Bisecting: 503 revisions left to test after this (roughly 9 steps) [1a0e880b028f97478dc689e2900b312741d0d772] iavf: remove duplicate free resources calls testing commit 1a0e880b028f97478dc689e2900b312741d0d772 with gcc (GCC) 10.2.1 20210217 kernel signature: be340dc9e23d93218cbfd8a69b094318b688d8073d3accd7050c0a3dec5c9557 run #0: basic kernel testing failed: failed to copy test binary to VM: timedout ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.1.125:./syz-execprog"] Warning: Permanently added '10.128.1.125' (ECDSA) to the list of known hosts. run #1: basic kernel testing failed: failed to copy test binary to VM: timedout ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.1.22:./syz-execprog"] Warning: Permanently added '10.128.1.22' (ECDSA) to the list of known hosts. 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 good 1a0e880b028f97478dc689e2900b312741d0d772 Bisecting: 251 revisions left to test after this (roughly 8 steps) [4b5baca0403e2b6308e68938dc4d94912f5b8e28] net: dsa: microchip: ksz8795: change drivers prefix to be generic testing commit 4b5baca0403e2b6308e68938dc4d94912f5b8e28 with gcc (GCC) 10.2.1 20210217 kernel signature: d38961c1881a150d7a7c0dfaa1cdc50d49b7cc07b23d8269b46333ec50ed6f64 run #0: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #1: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #2: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #3: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #4: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #5: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #6: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #7: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #8: crashed: WARNING in __nf_unregister_net_hook run #9: crashed: WARNING in __nf_unregister_net_hook # git bisect bad 4b5baca0403e2b6308e68938dc4d94912f5b8e28 Bisecting: 125 revisions left to test after this (roughly 7 steps) [059b18e21c631b0eb1668831ae99f4764fb8e7eb] selftests: mlxsw: Return correct error code in resource scale tests testing commit 059b18e21c631b0eb1668831ae99f4764fb8e7eb with gcc (GCC) 10.2.1 20210217 kernel signature: 233389c81c1c1d016d2ef89338c1a928cb7b0dd0a098c46c1fb8da03651bc3ce all runs: OK # git bisect good 059b18e21c631b0eb1668831ae99f4764fb8e7eb Bisecting: 62 revisions left to test after this (roughly 6 steps) [d5ca99054f8e25384390d41c0123d930eed510b6] bnxt_en: Add support for fw managed link down feature. testing commit d5ca99054f8e25384390d41c0123d930eed510b6 with gcc (GCC) 10.2.1 20210217 kernel signature: 3a94e7cbc1b4d4e9330fa50638f08b1a4b53922bd9dfc680f4644bba45be84fa all runs: OK # git bisect good d5ca99054f8e25384390d41c0123d930eed510b6 Bisecting: 28 revisions left to test after this (roughly 5 steps) [eb43c081a6df85e3119226b932ddb9a9572b26e4] Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next testing commit eb43c081a6df85e3119226b932ddb9a9572b26e4 with gcc (GCC) 10.2.1 20210217 kernel signature: 181f3b68d75c9c807c8254035a0152c23201fa8b2d39108e41ce4cc67c9cca3e run #0: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #1: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #2: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #3: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #4: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #5: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #6: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #7: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #8: crashed: WARNING in __nf_unregister_net_hook run #9: crashed: WARNING in __nf_unregister_net_hook # git bisect bad eb43c081a6df85e3119226b932ddb9a9572b26e4 Bisecting: 16 revisions left to test after this (roughly 4 steps) [d59d2f82f984df44b31c5d7837fc2f62268b7571] netfilter: nftables: add nft_pernet() helper function testing commit d59d2f82f984df44b31c5d7837fc2f62268b7571 with gcc (GCC) 10.2.1 20210217 kernel signature: 4179c9d442a6d2935b4ec75d5c6f3d3026c8e7bee8cebe68e8f6f9947cc034f3 run #0: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #1: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #2: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #3: crashed: WARNING in __nf_unregister_net_hook run #4: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #5: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #6: crashed: WARNING in __nf_unregister_net_hook run #7: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #8: crashed: WARNING in __nf_unregister_net_hook run #9: crashed: WARNING in __nf_unregister_net_hook # git bisect bad d59d2f82f984df44b31c5d7837fc2f62268b7571 Bisecting: 7 revisions left to test after this (roughly 3 steps) [4d705399191c3cfe1264588b3a4a8115e6c3b161] netfilter: arptables: unregister the tables by name testing commit 4d705399191c3cfe1264588b3a4a8115e6c3b161 with gcc (GCC) 10.2.1 20210217 kernel signature: f8c8a68a4b97fe36d0d71c35df33d89891331c229a12cb4b56eaa8a8e547ed68 all runs: OK # git bisect good 4d705399191c3cfe1264588b3a4a8115e6c3b161 Bisecting: 3 revisions left to test after this (roughly 2 steps) [f9006acc8dfe59e25aa75729728ac57a8d84fc32] netfilter: arp_tables: pass table pointer via nf_hook_ops testing commit f9006acc8dfe59e25aa75729728ac57a8d84fc32 with gcc (GCC) 10.2.1 20210217 kernel signature: 6f4c3fc420e9d66ef0d5a77f8cd20be176d02a738d70bad3195a00ccf34c394e run #0: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #1: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #2: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #3: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #4: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #5: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #6: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #7: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #8: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #9: crashed: WARNING in __nf_unregister_net_hook # git bisect bad f9006acc8dfe59e25aa75729728ac57a8d84fc32 Bisecting: 1 revision left to test after this (roughly 1 step) [a4aeafa28cf706f65f763026c26d83e7e8c96592] netfilter: xt_nat: pass table to hookfn testing commit a4aeafa28cf706f65f763026c26d83e7e8c96592 with gcc (GCC) 10.2.1 20210217 kernel signature: 4734469513cf429d0400cd669d84b83bade1698349e770c239cb249c3a9a8c39 all runs: OK # git bisect good a4aeafa28cf706f65f763026c26d83e7e8c96592 Bisecting: 0 revisions left to test after this (roughly 0 steps) [ae689334225ff0e4ef112459ecd24aea932c2b00] netfilter: ip_tables: pass table pointer via nf_hook_ops testing commit ae689334225ff0e4ef112459ecd24aea932c2b00 with gcc (GCC) 10.2.1 20210217 kernel signature: aead905270ea021f2299103d5afd659ce5eca3250e318f25bbf3fdeaea490dee all runs: OK # git bisect good ae689334225ff0e4ef112459ecd24aea932c2b00 f9006acc8dfe59e25aa75729728ac57a8d84fc32 is the first bad commit commit f9006acc8dfe59e25aa75729728ac57a8d84fc32 Author: Florian Westphal Date: Wed Apr 21 09:51:08 2021 +0200 netfilter: arp_tables: pass table pointer via nf_hook_ops Same change as previous patch. Only difference: no need to handle NULL template_ops parameter, the only caller (arptable_filter) always passes non-NULL argument. This removes all remaining accesses to net->ipv4.arptable_filter. Signed-off-by: Florian Westphal Signed-off-by: Pablo Neira Ayuso include/linux/netfilter_arp/arp_tables.h | 2 +- net/ipv4/netfilter/arp_tables.c | 43 +++++++++++++++++++++----------- net/ipv4/netfilter/arptable_filter.c | 6 ++--- 3 files changed, 32 insertions(+), 19 deletions(-) culprit signature: 6f4c3fc420e9d66ef0d5a77f8cd20be176d02a738d70bad3195a00ccf34c394e parent signature: aead905270ea021f2299103d5afd659ce5eca3250e318f25bbf3fdeaea490dee revisions tested: 30, total time: 7h33m20.303259678s (build: 3h26m35.025826821s, test: 4h3m6.987550599s) first bad commit: f9006acc8dfe59e25aa75729728ac57a8d84fc32 netfilter: arp_tables: pass table pointer via nf_hook_ops recipients (to): ["coreteam@netfilter.org" "davem@davemloft.net" "dsahern@kernel.org" "fw@strlen.de" "fw@strlen.de" "kadlec@netfilter.org" "kuba@kernel.org" "netdev@vger.kernel.org" "netfilter-devel@vger.kernel.org" "pablo@netfilter.org" "pablo@netfilter.org" "yoshfuji@linux-ipv6.org"] recipients (cc): ["linux-kernel@vger.kernel.org"] crash: WARNING in __nf_unregister_net_hook ------------[ cut here ]------------ hook not found, pf 3 num 0 WARNING: CPU: 1 PID: 126 at net/netfilter/core.c:480 __nf_unregister_net_hook+0x17a/0x560 net/netfilter/core.c:480 Modules linked in: CPU: 1 PID: 126 Comm: kworker/u4:3 Not tainted 5.12.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: netns cleanup_net RIP: 0010:__nf_unregister_net_hook+0x17a/0x560 net/netfilter/core.c:480 Code: 89 f0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 a7 03 00 00 8b 53 1c 44 89 e6 48 c7 c7 20 bc 9e 89 4c 89 04 24 e8 fe 3a 62 01 <0f> 0b 4c 8b 04 24 e9 ba 00 00 00 48 89 ea 48 c1 e2 04 49 8d 7c 10 RSP: 0018:ffffc9000137fbf0 EFLAGS: 00010282 RAX: 0000000000000000 RBX: ffff888021b90900 RCX: 0000000000000000 RDX: 0000000000000001 RSI: 0000000000000004 RDI: fffff5200026ff70 RBP: 0000000000000001 R08: 0000000000000001 R09: ffff8880ba11fa1b R10: ffffed1017423f43 R11: 0000000000000001 R12: 0000000000000003 R13: ffff888019710000 R14: ffff888021b9091c R15: ffff888019710f60 FS: 0000000000000000(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f450997f000 CR3: 00000000212ef000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: nf_unregister_net_hook net/netfilter/core.c:502 [inline] nf_unregister_net_hooks+0xb1/0xf0 net/netfilter/core.c:576 ops_pre_exit_list net/core/net_namespace.c:165 [inline] cleanup_net+0x3a4/0x990 net/core/net_namespace.c:583 process_one_work+0x84c/0x13b0 kernel/workqueue.c:2275 worker_thread+0x598/0xf80 kernel/workqueue.c:2421 kthread+0x36f/0x450 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294