lost connection to test machine



Warning: Permanently added '10.128.0.27' (ED25519) to the list of known hosts.
2024/02/06 00:03:39 fuzzer started
2024/02/06 00:03:40 connecting to host at 10.128.0.169:40337
2024/02/06 00:03:40 checking config...
[   82.033745][  T924] cfg80211: failed to load regulatory.db
[   96.195987][ T5063] can: request_module (can-proto-0) failed.
[   96.219511][ T5063] can: request_module (can-proto-0) failed.
2024/02/06 00:04:19 enabled syscalls: 95
2024/02/06 00:04:19 testing simple program...
2024/02/06 00:04:20 execution failed: executor 0: EOF
net.ipv6.conf.syz0.accept_dad = 0
net.ipv6.conf.syz0.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
tun: command "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.0.187 lladdr aa:aa:aa:aa:00:bb dev syz0 nud permanent" failed with code 256 (errno 0)



syzkaller build log:
go env (err=<nil>)
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-build3470880435=/tmp/go-build -gno-record-gcc-switches'

git status (err=<nil>)
HEAD detached at 56cc113a8
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'
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/sys.GitRevision=56cc113a8ea223321811dcbe8de975e081f5f5b2" -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=56cc113a8ea223321811dcbe8de975e081f5f5b2" -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=56cc113a8ea223321811dcbe8de975e081f5f5b2" -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 -O1 \
	-static -fpermissive -w -DGOOS=\"linux\" -DGIT_REVISION=\"56cc113a8ea223321811dcbe8de975e081f5f5b2\"
make[1]: Leaving directory '/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller'