lost connection to test machine Warning: Permanently added '10.128.0.243' (ED25519) to the list of known hosts. 1970/01/01 00:00:29 parsed 1 programs [ 31.171891][ T4049] cgroup: Unknown subsys name 'net' [ 31.466516][ T4049] cgroup: Unknown subsys name 'rlimit' [ 31.736518][ T4049] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 35.776984][ T4061] chnl_net:caif_netlink_parms(): no params data found [ 35.902249][ T4061] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.903606][ T4061] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.905268][ T4061] device bridge_slave_0 entered promiscuous mode [ 35.914577][ T4061] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.915686][ T4061] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.917049][ T4061] device bridge_slave_1 entered promiscuous mode [ 36.014830][ T4061] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.017410][ T4061] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.075432][ T4061] team0: Port device team_slave_0 added [ 36.077447][ T4061] team0: Port device team_slave_1 added [ 36.098555][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.099749][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 36.105512][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 36.111977][ T4061] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.112978][ T4061] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 36.119141][ T4061] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.125208][ T4061] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.126301][ T4061] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 36.129822][ T4061] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.139511][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.140703][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 36.146388][ T561] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 36.194703][ T4061] device hsr_slave_0 entered promiscuous mode [ 36.243574][ T4061] device hsr_slave_1 entered promiscuous mode [ 36.466340][ T4061] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 36.515877][ T4061] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 36.555428][ T4061] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 36.595218][ T4061] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 36.653033][ T4061] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.654287][ T4061] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.677423][ T4061] 8021q: adding VLAN 0 to HW filter on device bond0 [ 36.681768][ T561] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.684350][ T561] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.685967][ T561] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 36.689385][ T4061] 8021q: adding VLAN 0 to HW filter on device team0 [ 36.696822][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.698277][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.699267][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.700634][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.701908][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.702940][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.715295][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 36.717121][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 36.718809][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.720405][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 36.723097][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.728303][ T4061] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 36.774028][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 36.775453][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 36.778775][ T4061] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 36.836099][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 36.837930][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 36.844479][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 36.846124][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 36.847847][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 36.849201][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 36.851036][ T4061] device veth0_vlan entered promiscuous mode [ 36.854802][ T4061] device veth1_vlan entered promiscuous mode [ 36.862538][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 36.864314][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 36.865749][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 36.867269][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 36.869734][ T4061] device veth0_macvtap entered promiscuous mode [ 36.872503][ T4061] device veth1_macvtap entered promiscuous mode [ 36.881258][ T4061] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 36.882439][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 36.884085][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 36.885380][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 36.886860][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.890356][ T4061] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 36.892400][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 36.894117][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 36.896172][ T4061] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 36.897425][ T4061] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 36.898618][ T4061] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 36.899775][ T4061] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:36 executed programs: 0 [ 37.067479][ T4144] chnl_net:caif_netlink_parms(): no params data found [ 37.085526][ T4144] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.086568][ T4144] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.087894][ T4144] device bridge_slave_0 entered promiscuous mode [ 37.090145][ T4144] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.091247][ T4144] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.092638][ T4144] device bridge_slave_1 entered promiscuous mode [ 37.106147][ T4144] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.108692][ T4144] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.117838][ T4144] team0: Port device team_slave_0 added [ 37.119646][ T4144] team0: Port device team_slave_1 added [ 37.128133][ T4144] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.129225][ T4144] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 37.133046][ T4144] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.136597][ T4144] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.137618][ T4144] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 37.141409][ T4144] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.194414][ T4144] device hsr_slave_0 entered promiscuous mode [ 37.233478][ T4144] device hsr_slave_1 entered promiscuous mode [ 37.283428][ T4144] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 37.284650][ T4144] Cannot create hsr debugfs directory [ 37.336834][ T4144] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 37.386162][ T4144] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 37.444948][ T4144] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 37.485086][ T4144] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 37.533381][ T4144] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.534508][ T4144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.535662][ T4144] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.536718][ T4144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.557353][ T4144] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.561498][ T561] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.563151][ T561] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.564868][ T561] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.568903][ T4144] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.572080][ T561] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.575145][ T561] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.576277][ T561] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.580019][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.581511][ T361] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.582567][ T361] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.589968][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 37.591508][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 37.595248][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 37.599007][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.602080][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.605462][ T4144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 37.646619][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 37.647907][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 37.651076][ T4144] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.671943][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.678475][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.680072][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 37.681437][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 37.684330][ T4144] device veth0_vlan entered promiscuous mode [ 37.687820][ T4144] device veth1_vlan entered promiscuous mode [ 37.697771][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 37.699252][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 37.700734][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.703076][ T4144] device veth0_macvtap entered promiscuous mode [ 37.707236][ T4144] device veth1_macvtap entered promiscuous mode [ 37.712408][ T4144] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 37.715170][ T4144] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 37.717843][ T4144] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.718964][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.720773][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 37.723110][ T4144] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 37.725027][ T4144] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 37.727193][ T4144] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.728608][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 37.731144][ T4144] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.732420][ T4144] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.733844][ T4144] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.735132][ T4144] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.758630][ T361] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.759788][ T361] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.761297][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 37.768186][ T561] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.769369][ T561] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.770805][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 41.890502][ T136] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.288236][ T136] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.337284][ T136] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.378483][ T136] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.546298][ T136] netdevsim netdevsim4 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.586772][ T136] netdevsim netdevsim4 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.648507][ T136] netdevsim netdevsim4 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.697670][ T136] netdevsim netdevsim4 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 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-build389460662=/tmp/go-build -gno-record-gcc-switches' GOHOSTARCH='amd64' GOHOSTOS='linux' GOINSECURE='' GOMOD='/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mod' GOMODCACHE='/syzkaller/jobs/linux/gopath/pkg/mod' GONOPROXY='' GONOSUMDB='' GOOS='linux' GOPATH='/syzkaller/jobs/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 803ce19b0a8 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 touch .descriptions GOOS=linux GOARCH=arm64 go build -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=803ce19b0a8969a6e25644dad041eb2cffcda94f -X github.com/google/syzkaller/prog.gitRevisionDate=20250626-124947" -o ./bin/linux_arm64/syz-execprog github.com/google/syzkaller/tools/syz-execprog mkdir -p ./bin/linux_arm64 aarch64-linux-gnu-g++ -o ./bin/linux_arm64/syz-executor executor/executor.cc \ -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 -DGOOS_linux=1 -DGOARCH_arm64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"803ce19b0a8969a6e25644dad041eb2cffcda94f\" /usr/lib/gcc-cross/aarch64-linux-gnu/14/../../../../aarch64-linux-gnu/bin/ld: /tmp/ccOp5WTw.o: in function `Connection::Connect(char const*, char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEPKcS1_]+0x2ec): warning: Using 'gethostbyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking