lost connection to test machine Warning: Permanently added '10.128.1.246' (ED25519) to the list of known hosts. 1970/01/01 00:00:29 ignoring optional flag "type"="gce" 1970/01/01 00:00:29 parsed 1 programs syzkaller login: [ 29.601869][ T4045] cgroup: Unknown subsys name 'net' [ 29.867017][ T4045] cgroup: Unknown subsys name 'rlimit' [ 30.156144][ T4045] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS 1970/01/01 00:00:30 executed programs: 0 [ 30.230841][ T4053] chnl_net:caif_netlink_parms(): no params data found [ 30.249682][ T4053] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.250878][ T4053] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.252339][ T4053] device bridge_slave_0 entered promiscuous mode [ 30.254864][ T4053] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.256075][ T4053] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.257540][ T4053] device bridge_slave_1 entered promiscuous mode [ 30.265118][ T4053] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 30.267487][ T4053] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 30.274983][ T4053] team0: Port device team_slave_0 added [ 30.276708][ T4053] team0: Port device team_slave_1 added [ 30.282794][ T4053] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 30.283808][ T4053] 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. [ 30.287859][ T4053] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 30.290087][ T4053] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 30.291234][ T4053] 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. [ 30.295651][ T4053] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 30.365177][ T4053] device hsr_slave_0 entered promiscuous mode [ 30.424263][ T4053] device hsr_slave_1 entered promiscuous mode [ 30.509610][ T4053] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 30.545578][ T4053] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 30.585264][ T4053] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 30.635211][ T4053] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 30.692522][ T4053] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.693693][ T4053] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.694945][ T4053] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.695928][ T4053] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.711725][ T4053] 8021q: adding VLAN 0 to HW filter on device bond0 [ 30.716843][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 30.718990][ T136] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.720701][ T136] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.722351][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 30.727002][ T4053] 8021q: adding VLAN 0 to HW filter on device team0 [ 30.730104][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 30.731662][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.732729][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.737668][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 30.739182][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.740369][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.746733][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 30.748259][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 30.751114][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 30.754741][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 30.757769][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 30.760246][ T4053] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 30.796680][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 30.797989][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 30.801359][ T4053] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 30.807977][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 30.813860][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 30.816138][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 30.817542][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 30.820133][ T4053] device veth0_vlan entered promiscuous mode [ 30.823469][ T4053] device veth1_vlan entered promiscuous mode [ 30.830404][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 30.831974][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 30.833363][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 30.836727][ T4053] device veth0_macvtap entered promiscuous mode [ 30.838978][ T4053] device veth1_macvtap entered promiscuous mode [ 30.845596][ T4053] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 30.846872][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 30.848653][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 30.851426][ T4053] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 30.852916][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 30.856497][ T4053] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 30.857973][ T4053] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 30.859397][ T4053] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 30.860732][ T4053] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.858293][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 36.977488][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 37.017459][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 37.068164][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 38.216934][ T9] device hsr_slave_0 left promiscuous mode [ 38.274494][ T9] device hsr_slave_1 left promiscuous mode [ 38.394221][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 38.395502][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 38.397275][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 38.398422][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 38.399706][ T9] device bridge_slave_1 left promiscuous mode [ 38.401091][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.435549][ T9] device bridge_slave_0 left promiscuous mode [ 38.436799][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.564228][ T9] device veth1_macvtap left promiscuous mode [ 38.565217][ T9] device veth0_macvtap left promiscuous mode [ 38.566142][ T9] device veth1_vlan left promiscuous mode [ 38.567069][ T9] device veth0_vlan left promiscuous mode [ 38.649596][ T9] team0 (unregistering): Port device team_slave_1 removed [ 38.653407][ T9] team0 (unregistering): Port device team_slave_0 removed [ 38.659333][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 38.717373][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 38.847118][ T9] 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-build563132681=/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 af24b0505c 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=af24b0505c748561efb50f1d03c824d6642f6c0b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240418-062732'" "-tags=syz_target syz_os_linux syz_arch_arm64 " -o ./bin/linux_arm64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer GOOS=linux GOARCH=arm64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=af24b0505c748561efb50f1d03c824d6642f6c0b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240418-062732'" "-tags=syz_target syz_os_linux syz_arch_arm64 " -o ./bin/linux_arm64/syz-execprog github.com/google/syzkaller/tools/syz-execprog GOOS=linux GOARCH=arm64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=af24b0505c748561efb50f1d03c824d6642f6c0b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240418-062732'" "-tags=syz_target syz_os_linux syz_arch_arm64 " -o ./bin/linux_arm64/syz-stress github.com/google/syzkaller/tools/syz-stress mkdir -p ./bin/linux_arm64 aarch64-linux-gnu-gcc -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 -fpermissive -w -DGOOS_linux=1 -DGOARCH_arm64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"af24b0505c748561efb50f1d03c824d6642f6c0b\"