lost connection to test machine Warning: Permanently added '10.128.1.223' (ED25519) to the list of known hosts. 2026/02/02 23:55:17 ignoring optional flag "type"="gce" 2026/02/02 23:55:17 parsed 1 programs [ 58.429881][ T4184] cgroup: Unknown subsys name 'net' [ 58.562819][ T4184] cgroup: Unknown subsys name 'rlimit' 2026/02/02 23:55:19 executed programs: 0 [ 60.054205][ T4184] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 60.216874][ T4193] chnl_net:caif_netlink_parms(): no params data found [ 60.261124][ T4193] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.269673][ T4193] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.278560][ T4193] device bridge_slave_0 entered promiscuous mode [ 60.288172][ T4193] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.296242][ T4193] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.304488][ T4193] device bridge_slave_1 entered promiscuous mode [ 60.324755][ T4193] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.337093][ T4193] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.358145][ T4193] team0: Port device team_slave_0 added [ 60.366174][ T4193] team0: Port device team_slave_1 added [ 60.381669][ T4193] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.389801][ T4193] 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. [ 60.419472][ T4193] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.433769][ T4193] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.441149][ T4193] 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. [ 60.470522][ T4193] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.499566][ T4193] device hsr_slave_0 entered promiscuous mode [ 60.507452][ T4193] device hsr_slave_1 entered promiscuous mode [ 60.586908][ T4193] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 60.598567][ T4193] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 60.607910][ T4193] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 60.618451][ T4193] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 60.643400][ T4193] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.651282][ T4193] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.659308][ T4193] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.666863][ T4193] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.708042][ T4193] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.721107][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.734796][ T154] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.748506][ T154] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.757104][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 60.772091][ T4193] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.784842][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.796062][ T154] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.806192][ T154] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.825957][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.836184][ T154] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.845292][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.874414][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.890758][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.908346][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.923247][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.937886][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.949997][ T4193] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.019698][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.027765][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.040375][ T4193] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.056379][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.078453][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.088630][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.099215][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.112055][ T4193] device veth0_vlan entered promiscuous mode [ 61.123323][ T4193] device veth1_vlan entered promiscuous mode [ 61.144695][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 61.154828][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 61.163771][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 61.174897][ T4193] device veth0_macvtap entered promiscuous mode [ 61.185329][ T4193] device veth1_macvtap entered promiscuous mode [ 61.198632][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 61.210682][ T4193] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 61.219821][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 61.231868][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 61.244624][ T4193] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 61.255433][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 61.267948][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 61.281322][ T4193] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.291544][ T4193] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.301147][ T4193] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.311503][ T4193] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.454680][ T154] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.776335][ T154] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.840279][ T154] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.912252][ T154] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.552911][ T154] device hsr_slave_0 left promiscuous mode [ 67.560703][ T154] device hsr_slave_1 left promiscuous mode [ 67.567949][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 67.576966][ T154] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 67.586710][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 67.594394][ T154] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 67.603929][ T154] device bridge_slave_1 left promiscuous mode [ 67.611346][ T154] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.630036][ T154] device bridge_slave_0 left promiscuous mode [ 67.637508][ T154] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.659699][ T154] device veth1_macvtap left promiscuous mode [ 67.666140][ T154] device veth0_macvtap left promiscuous mode [ 67.672389][ T154] device veth1_vlan left promiscuous mode [ 67.681877][ T154] device veth0_vlan left promiscuous mode [ 67.846779][ T154] team0 (unregistering): Port device team_slave_1 removed [ 67.859473][ T154] team0 (unregistering): Port device team_slave_0 removed [ 67.873439][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 67.889354][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 67.940217][ T154] bond0 (unregistering): Released all slaves 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-build3317737324=/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 79782afcff 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 make .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=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=79782afcff30fd0c0af8c2725d508b2c7150f3ed -X 'github.com/google/syzkaller/prog.gitRevisionDate=20230620-191008'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -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/prog.GitRevision=79782afcff30fd0c0af8c2725d508b2c7150f3ed -X 'github.com/google/syzkaller/prog.gitRevisionDate=20230620-191008'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -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/prog.GitRevision=79782afcff30fd0c0af8c2725d508b2c7150f3ed -X 'github.com/google/syzkaller/prog.gitRevisionDate=20230620-191008'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress mkdir -p ./bin/linux_amd64 gcc -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 -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"79782afcff30fd0c0af8c2725d508b2c7150f3ed\"