SYZFATAL: BUG: got no coverage:

2023/10/30 13:07:44 SYZFATAL: BUG: got no coverage:


Warning: Permanently added '10.128.1.178' (ED25519) to the list of known hosts.
2023/10/30 13:07:41 fuzzer started
2023/10/30 13:07:44 connecting to host at 10.128.15.235:6223
2023/10/30 13:07:44 checking machine...
2023/10/30 13:07:44 checking revisions...
2023/10/30 13:07:44 testing simple program...
2023/10/30 13:07:44 SYZFATAL: BUG: got no coverage:


syzkaller build log:
go env (err=<nil>)
GO111MODULE='auto'
GOARCH='amd64'
GOBIN=''
GOCACHE='/syzkaller/go-cache'
GOENV='/syzkaller/.config/go/env'
GOEXE=''
GOEXPERIMENT=''
GOFLAGS=''
GOHOSTARCH='amd64'
GOHOSTOS='openbsd'
GOINSECURE=''
GOMODCACHE='/syzkaller/jobs/openbsd/gopath/pkg/mod'
GONOPROXY=''
GONOSUMDB=''
GOOS='openbsd'
GOPATH='/syzkaller/jobs/openbsd/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/openbsd_amd64'
GOVCS=''
GOVERSION='go1.21.3'
GCCGO='gccgo'
GOAMD64='v1'
AR='ar'
CC='cc'
CXX='c++'
CGO_ENABLED='1'
GOMOD='/syzkaller/jobs/openbsd/gopath/src/github.com/google/syzkaller/go.mod'
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 -fno-caret-diagnostics -Qunused-arguments -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build1427055002=/tmp/go-build -gno-record-gcc-switches'

git status (err=<nil>)
HEAD detached at 5bb700144
nothing to commit, working tree clean


tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
Makefile:32: run command via tools/syz-env for best compatibility, see:
Makefile:33: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env
go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen
gmake .descriptions
tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
bin/syz-sysgen
touch .descriptions
GOOS=openbsd GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=5bb7001449cd1dae6cbff2d660374d6d17cbd2c4 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221117-145118'" "-tags=syz_target syz_os_openbsd syz_arch_amd64 " -o ./bin/openbsd_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer
GOOS=openbsd GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=5bb7001449cd1dae6cbff2d660374d6d17cbd2c4 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221117-145118'" "-tags=syz_target syz_os_openbsd syz_arch_amd64 " -o ./bin/openbsd_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog
GOOS=openbsd GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=5bb7001449cd1dae6cbff2d660374d6d17cbd2c4 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20221117-145118'" "-tags=syz_target syz_os_openbsd syz_arch_amd64 " -o ./bin/openbsd_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress
mkdir -p ./bin/openbsd_amd64
c++ -o ./bin/openbsd_amd64/syz-executor executor/executor.cc \
	-m64 -static -lutil -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-array-bounds -fpermissive -w -DGOOS_openbsd=1 -DGOARCH_amd64=1 \
	-DHOSTGOOS_openbsd=1 -DGIT_REVISION=\"5bb7001449cd1dae6cbff2d660374d6d17cbd2c4\"
executor.cc(/tmp/executor-8ad7f8.o:(test_csum_inet_acc())): warning: rand() may return deterministic values, is that what you want?
executor.cc(/tmp/executor-8ad7f8.o:(loop())): warning: sprintf() is often misused, please use snprintf()
executor.cc(/tmp/executor-8ad7f8.o:(execute_call(thread_t*))): warning: syscall() may go away, please rewrite code to use direct calls