lost connection to test machine Warning: Permanently added '10.128.1.44' (ED25519) to the list of known hosts. 2024/01/22 06:42:31 fuzzer started 2024/01/22 06:42:32 connecting to host at 10.128.0.169:36851 2024/01/22 06:42:32 checking config... [ 76.144849][ T922] cfg80211: failed to load regulatory.db [ 82.972250][ T5052] can: request_module (can-proto-0) failed. [ 82.995395][ T5052] can: request_module (can-proto-0) failed. 2024/01/22 06:43:03 enabled syscalls: 1769 2024/01/22 06:43:03 testing simple program... 2024/01/22 06:43:03 execution failed: executor 0: invalid status 0, exit status: exit status 67 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 ip: invalid argument 'add' to 'ip' command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1) loop failed (errno 0) syzkaller build log: go env (err=) GO111MODULE='auto' GOARCH='amd64' GOBIN='' GOCACHE='/syzkaller/.cache/go-build' GOENV='/syzkaller/.config/go/env' GOEXE='' GOEXPERIMENT='' GOFLAGS='' GOHOSTARCH='amd64' GOHOSTOS='linux' GOINSECURE='' GOMODCACHE='/syzkaller/jobs-2/linux/gopath/pkg/mod' GONOPROXY='' GONOSUMDB='' GOOS='linux' GOPATH='/syzkaller/jobs-2/linux/gopath' GOPRIVATE='' GOPROXY='https://proxy.golang.org,direct' GOROOT='/usr/local/go' GOSUMDB='sum.golang.org' GOTMPDIR='' GOTOOLCHAIN='auto' GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64' GOVCS='' GOVERSION='go1.21.4' GCCGO='gccgo' GOAMD64='v1' AR='ar' CC='gcc' CXX='g++' CGO_ENABLED='1' GOMOD='' GOWORK='' CGO_CFLAGS='-O2 -g' CGO_CPPFLAGS='' CGO_CXXFLAGS='-O2 -g' CGO_FFLAGS='-O2 -g' CGO_LDFLAGS='-O2 -g' PKG_CONFIG='pkg-config' GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build2066505841=/tmp/go-build -gno-record-gcc-switches' git status (err=) HEAD detached at f48c20b8f nothing to commit, working tree clean GOOS=linux GOARCH=amd64 go install ./syz-fuzzer make fuzzer execprog stress executor make[1]: Entering directory '/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller' make[1]: warning: -j64 forced in makefile: resetting jobserver mode. GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/sys.GitRevision=f48c20b8f9b2a6c26629f11cc15e1c9c316572c8" -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/sys.GitRevision=f48c20b8f9b2a6c26629f11cc15e1c9c316572c8" -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/sys.GitRevision=f48c20b8f9b2a6c26629f11cc15e1c9c316572c8" -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress mkdir -p ./bin/linux_amd64 "x86_64-linux-gnu-gcc" -o ./bin/linux_amd64/syz-executor executor/executor_linux.cc \ -pthread -Wall -Wframe-larger-than=8192 -Wparentheses -Werror -O2 \ -static -fpermissive -w -DGOOS=\"linux\" -DGIT_REVISION=\"f48c20b8f9b2a6c26629f11cc15e1c9c316572c8\" make[1]: Leaving directory '/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller'