lost connection to test machine Warning: Permanently added '10.128.1.140' (ED25519) to the list of known hosts. 2026/02/03 16:56:25 ignoring optional flag "type"="gce" 2026/02/03 16:56:26 parsed 1 programs [ 22.596591][ T30] audit: type=1400 audit(1770137786.141:64): avc: denied { node_bind } for pid=281 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 23.261701][ T30] audit: type=1400 audit(1770137786.801:65): avc: denied { mounton } for pid=287 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 23.262866][ T287] cgroup: Unknown subsys name 'net' [ 23.285495][ T30] audit: type=1400 audit(1770137786.801:66): avc: denied { mount } for pid=287 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 23.314070][ T30] audit: type=1400 audit(1770137786.831:67): avc: denied { unmount } for pid=287 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 23.314295][ T287] cgroup: Unknown subsys name 'devices' [ 23.454381][ T287] cgroup: Unknown subsys name 'hugetlb' [ 23.460442][ T287] cgroup: Unknown subsys name 'rlimit' [ 23.622196][ T30] audit: type=1400 audit(1770137787.161:68): avc: denied { setattr } for pid=287 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=254 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 23.646615][ T30] audit: type=1400 audit(1770137787.171:69): avc: denied { create } for pid=287 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 23.669320][ T30] audit: type=1400 audit(1770137787.171:70): avc: denied { write } for pid=287 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 23.690565][ T30] audit: type=1400 audit(1770137787.171:71): avc: denied { read } for pid=287 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 23.696299][ T291] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 23.711419][ T30] audit: type=1400 audit(1770137787.171:72): avc: denied { module_request } for pid=287 comm="syz-executor" kmod="netdev-wpan0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 23.744138][ T30] audit: type=1400 audit(1770137787.171:73): avc: denied { mounton } for pid=287 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 23.805796][ T287] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 24.538953][ T328] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.546273][ T328] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.554001][ T328] device bridge_slave_0 entered promiscuous mode [ 24.569166][ T328] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.577131][ T328] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.585278][ T328] device bridge_slave_1 entered promiscuous mode [ 24.644934][ T328] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.652493][ T328] bridge0: port 2(bridge_slave_1) entered forwarding state [ 24.660453][ T328] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.668133][ T328] bridge0: port 1(bridge_slave_0) entered forwarding state [ 24.685661][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.693376][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.701020][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 24.709590][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 24.719944][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 24.728555][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.736982][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 24.747161][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 24.755714][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.763296][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 24.775373][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 24.785246][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 24.801980][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 24.816372][ T328] device veth0_vlan entered promiscuous mode [ 24.823408][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 24.831458][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 24.839977][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready 2026/02/03 16:56:28 executed programs: 0 [ 24.851622][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 24.861529][ T328] device veth1_macvtap entered promiscuous mode [ 24.870892][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 24.882832][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 24.957863][ T358] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.965060][ T358] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.972907][ T358] device bridge_slave_0 entered promiscuous mode [ 24.980099][ T358] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.987371][ T358] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.995240][ T358] device bridge_slave_1 entered promiscuous mode [ 25.036814][ T358] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.044577][ T358] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.052471][ T358] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.059787][ T358] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.077637][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 25.086106][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.093907][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.103159][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 25.111714][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.119028][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.128577][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 25.137568][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.145791][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.158613][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 25.168679][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 25.187545][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 25.199023][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 25.207738][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 25.215728][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 25.229175][ T358] device veth0_vlan entered promiscuous mode [ 25.240184][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 25.250418][ T358] device veth1_macvtap entered promiscuous mode [ 25.264874][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 25.275390][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 25.358550][ T328] syz-executor (328) used greatest stack depth: 19840 bytes left [ 27.283399][ T8] device bridge_slave_1 left promiscuous mode [ 27.289637][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.297435][ T8] device bridge_slave_0 left promiscuous mode [ 27.303863][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.312141][ T8] device bridge_slave_1 left promiscuous mode [ 27.318764][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.326514][ T8] device bridge_slave_0 left promiscuous mode [ 27.333192][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.341663][ T8] device veth1_macvtap left promiscuous mode [ 27.348326][ T8] device veth0_vlan left promiscuous mode [ 27.354500][ T8] device veth1_macvtap left promiscuous mode [ 27.360809][ T8] device veth0_vlan left promiscuous mode syzkaller build log: go env (err=) AR='ar' CC='gcc' CGO_CFLAGS='-O2 -g' CGO_CPPFLAGS='' CGO_CXXFLAGS='-O2 -g' CGO_ENABLED='1' CGO_FFLAGS='-O2 -g' CGO_LDFLAGS='-O2 -g' CXX='g++' GCCGO='gccgo' GO111MODULE='auto' GOAMD64='v1' GOARCH='amd64' GOAUTH='netrc' GOBIN='' GOCACHE='/syzkaller/.cache/go-build' GOCACHEPROG='' GODEBUG='' GOENV='/syzkaller/.config/go/env' GOEXE='' GOEXPERIMENT='' GOFIPS140='off' GOFLAGS='' GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build1493665734=/tmp/go-build -gno-record-gcc-switches' GOHOSTARCH='amd64' GOHOSTOS='linux' GOINSECURE='' GOMOD='/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.mod' 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' GOTELEMETRY='local' GOTELEMETRYDIR='/syzkaller/.config/go/telemetry' GOTMPDIR='' GOTOOLCHAIN='auto' GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64' GOVCS='' GOVERSION='go1.24.4' GOWORK='' PKG_CONFIG='pkg-config' git status (err=) HEAD detached at b88348e926 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:31: run command via tools/syz-env for best compatibility, see: Makefile:32: 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 make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env bin/syz-sysgen go fmt ./sys/... >/dev/null touch .descriptions GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=b88348e926b1f214763f45a5457bd91aafd36fab -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240719-161328'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog mkdir -p ./bin/linux_amd64 g++ -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -std=c++17 -I. -Iexecutor/_include -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"b88348e926b1f214763f45a5457bd91aafd36fab\" /usr/bin/ld: /tmp/ccJcOSAK.o: in function `test_cover_filter()': executor.cc:(.text+0x13c2b): warning: the use of `tempnam' is dangerous, better use `mkstemp' /usr/bin/ld: /tmp/ccJcOSAK.o: in function `Connection::Connect(char const*, char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEPKcS1_]+0x2b6): warning: Using 'gethostbyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking