lost connection to test machine Warning: Permanently added '[localhost]:55170' (ED25519) to the list of known hosts. 2026/02/03 09:53:58 parsed 1 programs syzkaller login: [ 89.826469][ T5311] cgroup: Unknown subsys name 'net' [ 89.896327][ T5311] cgroup: Unknown subsys name 'cpuset' [ 89.909899][ T5311] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 91.772594][ T5311] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 92.429126][ T79] ODEBUG: Out of memory. ODEBUG disabled [ 97.122883][ T1241] cfg80211: failed to load regulatory.db [ 98.307693][ T5337] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 98.944038][ T5366] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 98.948385][ T5366] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 98.951646][ T5366] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 98.955670][ T5366] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 98.963123][ T5366] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 100.846280][ T5333] chnl_net:caif_netlink_parms(): no params data found [ 102.083830][ T5333] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.089702][ T5333] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.103086][ T5333] bridge_slave_0: entered allmulticast mode [ 102.107563][ T5333] bridge_slave_0: entered promiscuous mode [ 102.236325][ T5333] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.239693][ T5333] bridge0: port 2(bridge_slave_1) entered disabled state [ 102.256342][ T5333] bridge_slave_1: entered allmulticast mode [ 102.284648][ T5333] bridge_slave_1: entered promiscuous mode [ 102.369833][ T5333] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 102.427691][ T5333] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 103.023289][ T5333] team0: Port device team_slave_0 added [ 103.111092][ T5333] team0: Port device team_slave_1 added [ 103.254335][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.269435][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 103.414885][ T5333] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 103.422927][ T5333] 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 1532 would solve the problem. [ 103.484208][ T5333] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 103.500689][ T5333] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 103.509949][ T5333] 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 1532 would solve the problem. [ 103.543429][ T5333] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 103.580834][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.595770][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 103.765331][ T5333] hsr_slave_0: entered promiscuous mode [ 103.774762][ T5333] hsr_slave_1: entered promiscuous mode [ 104.118134][ T5333] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 104.136350][ T5333] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 104.146135][ T5333] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 104.164445][ T5333] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 104.293628][ T5333] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.321844][ T5333] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.339204][ T1042] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.342703][ T1042] bridge0: port 1(bridge_slave_0) entered forwarding state [ 104.363846][ T1042] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.367078][ T1042] bridge0: port 2(bridge_slave_1) entered forwarding state [ 104.420918][ T5333] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 104.433934][ T5333] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 104.740057][ T5333] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 104.931677][ T5333] veth0_vlan: entered promiscuous mode [ 104.940452][ T5333] veth1_vlan: entered promiscuous mode [ 104.965670][ T5333] veth0_macvtap: entered promiscuous mode [ 104.972311][ T5333] veth1_macvtap: entered promiscuous mode [ 104.986031][ T5333] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 104.997275][ T5333] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 105.012313][ T1142] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.026594][ T1142] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.030540][ T1142] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.041535][ T1142] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/02/03 09:54:16 executed programs: 0 [ 105.246516][ T4668] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 105.250923][ T4668] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 105.263869][ T4668] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 105.269250][ T4668] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 105.275290][ T4668] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 105.721394][ T5435] chnl_net:caif_netlink_parms(): no params data found [ 105.860328][ T5435] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.873375][ T5435] bridge0: port 1(bridge_slave_0) entered disabled state [ 105.877789][ T5435] bridge_slave_0: entered allmulticast mode [ 105.893210][ T5435] bridge_slave_0: entered promiscuous mode [ 105.898130][ T5435] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.901547][ T5435] bridge0: port 2(bridge_slave_1) entered disabled state [ 105.913321][ T5435] bridge_slave_1: entered allmulticast mode [ 105.922842][ T5435] bridge_slave_1: entered promiscuous mode [ 105.973912][ T5435] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 105.994703][ T5435] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 106.042025][ T5435] team0: Port device team_slave_0 added [ 106.055120][ T5435] team0: Port device team_slave_1 added [ 106.103192][ T5435] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 106.106281][ T5435] 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 1532 would solve the problem. [ 106.143296][ T5435] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 106.154293][ T5435] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 106.157435][ T5435] 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 1532 would solve the problem. [ 106.183113][ T5435] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 106.265208][ T5435] hsr_slave_0: entered promiscuous mode [ 106.268489][ T5435] hsr_slave_1: entered promiscuous mode [ 106.272079][ T5435] debugfs: 'hsr0' already exists in 'hsr' [ 106.284216][ T5435] Cannot create hsr debugfs directory [ 106.555712][ T5435] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 106.576397][ T5435] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 106.582275][ T5435] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 106.596883][ T5435] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 106.726277][ T5435] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.757581][ T5435] 8021q: adding VLAN 0 to HW filter on device team0 [ 106.778864][ T1039] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.782120][ T1039] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.794118][ T1039] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.797353][ T1039] bridge0: port 2(bridge_slave_1) entered forwarding state [ 107.057459][ T5435] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 107.091341][ T5435] veth0_vlan: entered promiscuous mode [ 107.099447][ T5435] veth1_vlan: entered promiscuous mode [ 107.125478][ T5435] veth0_macvtap: entered promiscuous mode [ 107.130990][ T5435] veth1_macvtap: entered promiscuous mode [ 107.146262][ T5435] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 107.155654][ T5435] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 107.188746][ T1039] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.203303][ T1039] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.207168][ T1039] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.210979][ T1039] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.297644][ T1039] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 107.301156][ T1039] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 107.325132][ T4668] Bluetooth: hci0: command tx timeout [ 107.339231][ T1039] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 107.345833][ T1039] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 107.746200][ T1142] netdevsim netdevsim4 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 107.908716][ T1142] netdevsim netdevsim4 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 107.975331][ T1142] netdevsim netdevsim4 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 108.023078][ T1142] netdevsim netdevsim4 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 108.235669][ T1142] bridge_slave_1: left allmulticast mode [ 108.238655][ T1142] bridge_slave_1: left promiscuous mode [ 108.242071][ T1142] bridge0: port 2(bridge_slave_1) entered disabled state [ 108.278345][ T1142] bridge_slave_0: left allmulticast mode [ 108.289228][ T1142] bridge_slave_0: left promiscuous mode [ 108.291871][ T1142] bridge0: port 1(bridge_slave_0) entered disabled state [ 108.625150][ T1142] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 108.631475][ T1142] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 108.644555][ T1142] bond0 (unregistering): Released all slaves [ 108.774695][ T1142] hsr_slave_0: left promiscuous mode [ 108.815054][ T1142] hsr_slave_1: left promiscuous mode [ 108.831831][ T1142] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 108.843635][ T1142] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 108.856310][ T1142] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 108.859631][ T1142] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 108.966245][ T1142] veth1_macvtap: left promiscuous mode [ 108.969024][ T1142] veth0_macvtap: left promiscuous mode [ 108.971555][ T1142] veth1_vlan: left promiscuous mode [ 108.998250][ T1142] veth0_vlan: left promiscuous mode [ 109.796948][ T1142] team0 (unregistering): Port device team_slave_1 removed [ 109.824178][ T1142] team0 (unregistering): Port device team_slave_0 removed [ 110.305961][ T1142] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 110.864607][ T1142] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 110.914297][ T1142] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 110.965592][ T1142] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 111.091551][ T1142] bridge_slave_1: left allmulticast mode [ 111.096589][ T1142] bridge_slave_1: left promiscuous mode [ 111.099827][ T1142] bridge0: port 2(bridge_slave_1) entered disabled state [ 111.116077][ T1142] bridge_slave_0: left allmulticast mode [ 111.118722][ T1142] bridge_slave_0: left promiscuous mode [ 111.121405][ T1142] bridge0: port 1(bridge_slave_0) entered disabled state [ 111.493438][ T1142] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 111.499397][ T1142] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 111.504666][ T1142] bond0 (unregistering): Released all slaves [ 111.901622][ T1142] hsr_slave_0: left promiscuous mode [ 111.908461][ T1142] hsr_slave_1: left promiscuous mode [ 111.924504][ T1142] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 111.927832][ T1142] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 111.943321][ T1142] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 111.946570][ T1142] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 111.967553][ T1142] veth1_macvtap: left promiscuous mode [ 111.970159][ T1142] veth0_macvtap: left promiscuous mode [ 111.983673][ T1142] veth1_vlan: left promiscuous mode [ 111.986125][ T1142] veth0_vlan: left promiscuous mode [ 112.366321][ T1142] team0 (unregistering): Port device team_slave_1 removed [ 112.389100][ T1142] team0 (unregistering): Port device team_slave_0 removed 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-build599701418=/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 d1b870e1003b 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}}' -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=d1b870e1003b52891d2196c1e2ee42fe905010ba -X github.com/google/syzkaller/prog.gitRevisionDate=20251128-125159" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=d1b870e1003b52891d2196c1e2ee42fe905010ba -X github.com/google/syzkaller/prog.gitRevisionDate=20251128-125159" ./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=amd64 go build -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=d1b870e1003b52891d2196c1e2ee42fe905010ba -X github.com/google/syzkaller/prog.gitRevisionDate=20251128-125159" -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 -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"d1b870e1003b52891d2196c1e2ee42fe905010ba\" /usr/bin/ld: /tmp/ccKLLfdY.o: in function `Connection::Connect(char const*, char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEPKcS1_]+0x386): warning: Using 'gethostbyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking ./tools/check-syzos.sh 2>/dev/null