bisecting cause commit starting from b1347210b01daa977ea980268927aa99198ceccc building syzkaller on 29c3f20f99b6befe0395fe8e474b1e24240cac95 testing commit b1347210b01daa977ea980268927aa99198ceccc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: c739dbce8a2c9163c85be7c740174ce9a551d6240c3aac8bd1219d2aa5c25550 run #0: crashed: BUG: sleeping function called from invalid context in folio_copy run #1: crashed: BUG: sleeping function called from invalid context in folio_copy run #2: crashed: BUG: sleeping function called from invalid context in folio_copy run #3: crashed: BUG: sleeping function called from invalid context in folio_copy run #4: crashed: BUG: sleeping function called from invalid context in folio_copy run #5: crashed: BUG: sleeping function called from invalid context in folio_copy run #6: crashed: BUG: sleeping function called from invalid context in folio_copy run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: crashed: BUG: sleeping function called from invalid context in folio_copy run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK reproducer seems to be flaky testing release v5.13 testing commit 62fb9874f5da54fdb243003b386128037319b219 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 1cb5111c0f95c1fc7e3896d55db5b53fbce5858f143c657e735c92f7019c7d10 run #0: crashed: BUG: sleeping function called from invalid context in lock_sock_nested 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 run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK testing release v5.12 testing commit 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: f49397d19055b9442e2c2b720108afe8474cea2e340222187afff379ccf6ade1 all runs: OK # git bisect start 62fb9874f5da54fdb243003b386128037319b219 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 Bisecting: 8739 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 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 714cf9b6fe7a618558f7d423d77c11e1f7356ff667a019d2f409379192a0b248 all runs: OK # git bisect good 85f3f17b5db2dd9f8a094a0ddc665555135afd22 Bisecting: 4369 revisions left to test after this (roughly 12 steps) [23243c1ace9fb4eae2f75e0fe0ece8e3219fb4f3] arch: use cross_compiling to check whether it is a cross build or not testing commit 23243c1ace9fb4eae2f75e0fe0ece8e3219fb4f3 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 06324180c222f3c3c3d0179e247adfbd7c9f04a301d65f49e666b2548447f474 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: crashed: 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: 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: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #10: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #11: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #12: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #13: crashed: WARNING in __nf_unregister_net_hook run #14: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #15: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #16: basic kernel testing failed: WARNING in __nf_unregister_net_hook run #17: crashed: WARNING in __nf_unregister_net_hook run #18: crashed: WARNING in __nf_unregister_net_hook run #19: 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" "/tmp/syz-executor933573259" "root@10.128.0.170:./syz-executor933573259"]: exit status 1 ssh: connect to host 10.128.0.170 port 22: Connection timed out lost connection # git bisect bad 23243c1ace9fb4eae2f75e0fe0ece8e3219fb4f3 Bisecting: 2187 revisions left to test after this (roughly 11 steps) [aeacb52a8de7046be5399ba311f49bce96e1b269] net/mlx5: DR, Add support for isolate_vl_tc QP testing commit aeacb52a8de7046be5399ba311f49bce96e1b269 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 7da6112acd429552067091d6fc3aa9f237ff0c5ae78a231523084fb8182400dd 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@10.128.1.116:./syz-fuzzer"]: exit status 1 ssh: connect to host 10.128.1.116 port 22: Connection timed out lost connection run #1: 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@10.128.10.6:./syz-fuzzer"]: exit status 1 ssh: connect to host 10.128.10.6 port 22: Connection timed out lost connection run #2: 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@10.128.10.14:./syz-fuzzer"]: exit status 1 ssh: connect to host 10.128.10.14 port 22: Connection timed out lost connection run #3: 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@10.128.10.15:./syz-fuzzer"]: exit status 1 ssh: connect to host 10.128.10.15 port 22: Connection timed out lost connection run #4: 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@10.128.10.18:./syz-fuzzer"]: exit status 1 ssh: connect to host 10.128.10.18 port 22: Connection timed out lost connection run #5: 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@10.128.10.19:./syz-fuzzer"]: exit status 1 ssh: connect to host 10.128.10.19 port 22: Connection timed out lost connection run #6: 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@10.128.10.9:./syz-fuzzer"] 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: slab-out-of-bounds Read in page_to_skb run #10: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #11: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #12: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #13: boot failed: KASAN: use-after-free Read in page_to_skb run #14: boot failed: KASAN: use-after-free Read in page_to_skb run #15: boot failed: KASAN: use-after-free Read in page_to_skb run #16: boot failed: KASAN: use-after-free Read in page_to_skb run #17: boot failed: KASAN: use-after-free Read in page_to_skb run #18: boot failed: KASAN: use-after-free Read in page_to_skb run #19: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb # git bisect skip aeacb52a8de7046be5399ba311f49bce96e1b269 Bisecting: 2187 revisions left to test after this (roughly 11 steps) [e7d48e5fbf30f85c89d83683c3d2dbdaa8884103] net: enetc: add a mini driver for the Integrated Endpoint Register Block testing commit e7d48e5fbf30f85c89d83683c3d2dbdaa8884103 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: e5f084945ae841ae3027105c720634b6a9d9acbcee60b0fb916db05ed4e948b8 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@10.128.1.58:./syz-fuzzer"]: exit status 1 ssh: connect to host 10.128.1.58 port 22: Connection timed out lost connection run #1: 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@10.128.10.17:./syz-fuzzer"]: exit status 1 ssh: connect to host 10.128.10.17 port 22: Connection timed out lost connection run #2: 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@10.128.0.173:./syz-fuzzer"] Warning: Permanently added '10.128.0.173' (ECDSA) to the list of known hosts. run #3: 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@10.128.0.94:./syz-fuzzer"] run #4: 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@10.128.10.12:./syz-fuzzer"] run #5: 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@10.128.0.223:./syz-fuzzer"] run #6: 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@10.128.10.22:./syz-fuzzer"] run #7: 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@10.128.10.24:./syz-fuzzer"] 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 run #10: boot failed: KASAN: use-after-free Read in page_to_skb run #11: boot failed: KASAN: use-after-free Read in page_to_skb run #12: boot failed: KASAN: use-after-free Read in page_to_skb run #13: boot failed: KASAN: use-after-free Read in page_to_skb run #14: boot failed: KASAN: use-after-free Read in page_to_skb run #15: boot failed: KASAN: use-after-free Read in page_to_skb run #16: boot failed: KASAN: slab-out-of-bounds Read in page_to_skb run #17: boot failed: KASAN: use-after-free Read in page_to_skb run #18: boot failed: KASAN: use-after-free Read in page_to_skb run #19: boot failed: KASAN: use-after-free Read in page_to_skb # git bisect skip e7d48e5fbf30f85c89d83683c3d2dbdaa8884103 Bisecting: 2187 revisions left to test after this (roughly 11 steps) [5b7c0c32c90494f5aaf13f417cff5dc204575597] net: ocelot: Simplify MRP deletion testing commit 5b7c0c32c90494f5aaf13f417cff5dc204575597 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 9d9ea8dc2548495392b4f1ec2ca2d925e913d5207a42858c2c6814942d37f445 run #0: basic kernel testing failed: WARNING in kvm_wait run #1: crashed: WARNING in kvm_wait run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK # git bisect bad 5b7c0c32c90494f5aaf13f417cff5dc204575597 Bisecting: 375 revisions left to test after this (roughly 9 steps) [5acd0cfbfbb5a688da1bfb1a2152b0c855115a35] net: lapbether: Prevent racing when checking whether the netif is running testing commit 5acd0cfbfbb5a688da1bfb1a2152b0c855115a35 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: d590cb9d8a5fa371ff84fbdd78444022ffd6d55ff2e907a4152dacdb150d5b6d run #0: basic kernel testing failed: WARNING in kvm_wait 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@10.128.10.11:./syz-fuzzer"] Warning: Permanently added '10.128.10.11' (ECDSA) to the list of known hosts. run #2: boot failed: WARNING in kvm_wait run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK # git bisect good 5acd0cfbfbb5a688da1bfb1a2152b0c855115a35 Bisecting: 187 revisions left to test after this (roughly 8 steps) [25cc5a5fac15c8e140c17f7c13c6874736f3e883] ionic: code cleanup details testing commit 25cc5a5fac15c8e140c17f7c13c6874736f3e883 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 7bf28a32e4179bc81ead75253544fb3ee4f35471617df8e3e6b82d7f944f45b8 run #0: crashed: WARNING in kvm_wait run #1: crashed: WARNING in kvm_wait run #2: boot failed: WARNING in kvm_wait run #3: boot failed: WARNING in kvm_wait run #4: boot failed: WARNING in kvm_wait run #5: boot failed: WARNING in kvm_wait run #6: OK run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK # git bisect bad 25cc5a5fac15c8e140c17f7c13c6874736f3e883 Bisecting: 93 revisions left to test after this (roughly 7 steps) [429189acac534378cee113b16fe3f18effac1697] tipc: add host-endian copy of user subscription to struct tipc_subscription testing commit 429189acac534378cee113b16fe3f18effac1697 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: dd528b5eeaf25facacf4fbf2486d1170a418a575dc84a2dd2bc85a3c360429e0 run #0: basic kernel testing failed: WARNING in kvm_wait run #1: crashed: WARNING in kvm_wait run #2: crashed: WARNING in kvm_wait run #3: crashed: WARNING in kvm_wait run #4: boot failed: WARNING in kvm_wait run #5: boot failed: WARNING in kvm_wait run #6: boot failed: WARNING in kvm_wait run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK # git bisect bad 429189acac534378cee113b16fe3f18effac1697 Bisecting: 46 revisions left to test after this (roughly 6 steps) [ebb1bb401303ffac0ee994ba8ed9dfd24bb2ac5f] net: ocelot: Add PGID_BLACKHOLE testing commit ebb1bb401303ffac0ee994ba8ed9dfd24bb2ac5f compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 057ad40bcbacb29d356060f905ac6d10911d10ae8533f9d0b4113811a34b99e4 run #0: basic kernel testing failed: WARNING in kvm_wait run #1: crashed: WARNING in kvm_wait run #2: crashed: WARNING in kvm_wait run #3: crashed: WARNING in kvm_wait run #4: boot failed: WARNING in kvm_wait run #5: boot failed: WARNING in kvm_wait run #6: boot failed: WARNING in kvm_wait run #7: boot failed: WARNING in kvm_wait run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK # git bisect bad ebb1bb401303ffac0ee994ba8ed9dfd24bb2ac5f Bisecting: 22 revisions left to test after this (roughly 5 steps) [51481c51d3327fa7ef82c610142193313f204529] Merge branch 'switchdev-dsa-docs' testing commit 51481c51d3327fa7ef82c610142193313f204529 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 057ad40bcbacb29d356060f905ac6d10911d10ae8533f9d0b4113811a34b99e4 run #0: basic kernel testing failed: WARNING in kvm_wait run #1: basic kernel testing failed: WARNING in kvm_wait run #2: crashed: WARNING in kvm_wait run #3: boot failed: WARNING in kvm_wait run #4: boot failed: WARNING in kvm_wait run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK # git bisect bad 51481c51d3327fa7ef82c610142193313f204529 Bisecting: 11 revisions left to test after this (roughly 4 steps) [0f455371054bd40a69199868af99b80d1f3c4796] Documentation: networking: update the graphical representation testing commit 0f455371054bd40a69199868af99b80d1f3c4796 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 057ad40bcbacb29d356060f905ac6d10911d10ae8533f9d0b4113811a34b99e4 run #0: basic kernel testing failed: WARNING in kvm_wait run #1: crashed: WARNING in kvm_wait run #2: crashed: WARNING in kvm_wait run #3: boot failed: WARNING in kvm_wait run #4: crashed: WARNING in kvm_wait run #5: boot failed: WARNING in kvm_wait run #6: boot failed: WARNING in kvm_wait run #7: boot failed: WARNING in kvm_wait run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK # git bisect bad 0f455371054bd40a69199868af99b80d1f3c4796 Bisecting: 5 revisions left to test after this (roughly 3 steps) [e09cf582059ef4c1e5c496d6494fe4e26482530f] net: bridge: mcast: factor out common allow/block EHT handling testing commit e09cf582059ef4c1e5c496d6494fe4e26482530f compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: cf9c16a43a0b635eaab533855fadc4a1c3b6ad0fefd4021361ad3ded79866b74 run #0: basic kernel testing failed: WARNING in kvm_wait run #1: crashed: WARNING in kvm_wait run #2: basic kernel testing failed: WARNING in kvm_wait run #3: crashed: WARNING in kvm_wait run #4: boot failed: WARNING in kvm_wait run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK # git bisect bad e09cf582059ef4c1e5c496d6494fe4e26482530f Bisecting: 2 revisions left to test after this (roughly 2 steps) [4b9068b74127f33469429b9c0aee984091897cfd] Merge branch 'bcm6368' testing commit 4b9068b74127f33469429b9c0aee984091897cfd compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: d590cb9d8a5fa371ff84fbdd78444022ffd6d55ff2e907a4152dacdb150d5b6d run #0: basic kernel testing failed: WARNING in kvm_wait run #1: basic kernel testing failed: WARNING in kvm_wait run #2: crashed: WARNING in kvm_wait run #3: crashed: WARNING in kvm_wait run #4: crashed: WARNING in kvm_wait run #5: 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" "/tmp/syz-executor078606508" "root@10.128.0.113:./syz-executor078606508"] Warning: Permanently added '10.128.0.113' (ECDSA) to the list of known hosts. run #6: boot failed: WARNING in kvm_wait run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK # git bisect bad 4b9068b74127f33469429b9c0aee984091897cfd Bisecting: 1 revision left to test after this (roughly 1 step) [da6557edb9f3f4513b01d9a20a36c2fbc31810a1] dt-bindings: net: Add bcm6368-mdio-mux bindings testing commit da6557edb9f3f4513b01d9a20a36c2fbc31810a1 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: d590cb9d8a5fa371ff84fbdd78444022ffd6d55ff2e907a4152dacdb150d5b6d run #0: crashed: WARNING in kvm_wait run #1: crashed: WARNING in kvm_wait run #2: crashed: WARNING in kvm_wait run #3: crashed: WARNING in kvm_wait run #4: crashed: WARNING in kvm_wait run #5: crashed: WARNING in kvm_wait run #6: OK run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK # git bisect bad da6557edb9f3f4513b01d9a20a36c2fbc31810a1 da6557edb9f3f4513b01d9a20a36c2fbc31810a1 is the first bad commit commit da6557edb9f3f4513b01d9a20a36c2fbc31810a1 Author: Álvaro Fernández Rojas Date: Mon Mar 15 16:45:27 2021 +0100 dt-bindings: net: Add bcm6368-mdio-mux bindings Add documentations for bcm6368 mdio mux driver. Signed-off-by: Álvaro Fernández Rojas Signed-off-by: David S. Miller .../bindings/net/brcm,bcm6368-mdio-mux.yaml | 76 ++++++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/brcm,bcm6368-mdio-mux.yaml culprit signature: d590cb9d8a5fa371ff84fbdd78444022ffd6d55ff2e907a4152dacdb150d5b6d parent signature: d590cb9d8a5fa371ff84fbdd78444022ffd6d55ff2e907a4152dacdb150d5b6d Reproducer flagged being flaky revisions tested: 17, total time: 5h13m22.239382272s (build: 1h55m55.313965498s, test: 3h15m28.018262096s) first bad commit: da6557edb9f3f4513b01d9a20a36c2fbc31810a1 dt-bindings: net: Add bcm6368-mdio-mux bindings recipients (to): ["davem@davemloft.net" "davem@davemloft.net" "devicetree@vger.kernel.org" "kuba@kernel.org" "netdev@vger.kernel.org" "noltari@gmail.com" "robh+dt@kernel.org"] recipients (cc): ["linux-kernel@vger.kernel.org"] crash: WARNING in kvm_wait ------------[ cut here ]------------ raw_local_irq_restore() called with IRQs enabled WARNING: CPU: 0 PID: 8770 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x1d/0x20 kernel/locking/irqflag-debug.c:10 Modules linked in: CPU: 0 PID: 8770 Comm: syz-executor.5 Not tainted 5.12.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:warn_bogus_irq_restore+0x1d/0x20 kernel/locking/irqflag-debug.c:10 Code: 24 48 c7 c7 a0 68 89 88 e8 5b 6f c1 ff 80 3d 72 75 e4 03 00 74 01 c3 48 c7 c7 c0 e1 8a 88 c6 05 61 75 e4 03 01 e8 50 6e c1 ff <0f> 0b c3 48 39 77 10 0f 84 97 00 00 00 66 f7 47 22 f0 ff 74 4b 48 RSP: 0018:ffffc9000172f9e0 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff888022b77040 RCX: 0000000000000000 RDX: 0000000000000002 RSI: ffffffff88de6340 RDI: fffff520002e5f2e RBP: 0000000000000200 R08: 0000000000000001 R09: ffff8880ba04c1a7 R10: ffffed1017409834 R11: 0000000000000001 R12: 0000000000000003 R13: ffffed100456ee08 R14: 0000000000000001 R15: ffff8880ba051f40 FS: 00000000031f4400(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000031fd848 CR3: 00000000129bb000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kvm_wait arch/x86/kernel/kvm.c:860 [inline] kvm_wait+0xc9/0xe0 arch/x86/kernel/kvm.c:837 pv_wait arch/x86/include/asm/paravirt.h:564 [inline] pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline] __pv_queued_spin_lock_slowpath+0x8b8/0xb40 kernel/locking/qspinlock.c:508 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:554 [inline] queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline] queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock+0x200/0x2b0 kernel/locking/spinlock_debug.c:113 spin_lock include/linux/spinlock.h:354 [inline] ext4_lock_group fs/ext4/ext4.h:3383 [inline] __ext4_new_inode+0x2db3/0x44d0 fs/ext4/ialloc.c:1188 ext4_mkdir+0x2aa/0x930 fs/ext4/namei.c:2804 vfs_mkdir+0x179/0x2e0 fs/namei.c:3817 do_mkdirat+0x20c/0x280 fs/namei.c:3842 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4656f7 Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe83be1988 EFLAGS: 00000206 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00007ffe83be1a20 RCX: 00000000004656f7 RDX: 0000000000000000 RSI: 00000000000001ff RDI: 00007ffe83be1a20 RBP: 00007ffe83be19fc R08: 0000000000000000 R09: 0000000000000006 R10: 00007ffe83be1724 R11: 0000000000000206 R12: 0000000000000032 R13: 000000000004cb56 R14: 0000000000000004 R15: 00007ffe83be1a60