lost connection to test machine Warning: Permanently added '10.128.1.253' (ED25519) to the list of known hosts. 2026/02/04 03:02:40 parsed 1 programs [ 75.547384][ T5816] cgroup: Unknown subsys name 'net' [ 75.681687][ T5816] cgroup: Unknown subsys name 'cpuset' [ 75.690443][ T5816] cgroup: Unknown subsys name 'rlimit' [ 77.059320][ T5816] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 80.068790][ T5828] 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. [ 81.094112][ T1097] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 81.139271][ T1097] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 81.242796][ T1161] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 81.268454][ T1161] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.093836][ T5889] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 82.105735][ T5889] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 82.114036][ T5889] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 82.132380][ T5889] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 82.150730][ T5889] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 82.417140][ T5861] chnl_net:caif_netlink_parms(): no params data found [ 82.730122][ T5861] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.737665][ T5861] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.746432][ T5861] bridge_slave_0: entered allmulticast mode [ 82.754315][ T5861] bridge_slave_0: entered promiscuous mode [ 82.776477][ T5861] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.785023][ T5861] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.792539][ T5861] bridge_slave_1: entered allmulticast mode [ 82.800339][ T5861] bridge_slave_1: entered promiscuous mode [ 83.171571][ T5861] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.199782][ T5861] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.334257][ T5861] team0: Port device team_slave_0 added [ 83.369909][ T5861] team0: Port device team_slave_1 added [ 83.405411][ T5861] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 83.414063][ T5861] 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. [ 83.441988][ T5861] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 83.456282][ T5861] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 83.463432][ T5861] 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. [ 83.490513][ T5861] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 83.559025][ T5861] hsr_slave_0: entered promiscuous mode [ 83.567286][ T5861] hsr_slave_1: entered promiscuous mode [ 83.737393][ T5861] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 83.751356][ T5861] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 83.761558][ T5861] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 83.772559][ T5861] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 83.858937][ T5861] 8021q: adding VLAN 0 to HW filter on device bond0 [ 83.890501][ T5861] 8021q: adding VLAN 0 to HW filter on device team0 [ 83.907423][ T1097] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.914878][ T1097] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.932129][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.939632][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.117395][ T5861] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.172149][ T5861] veth0_vlan: entered promiscuous mode [ 84.185554][ T5861] veth1_vlan: entered promiscuous mode [ 84.192787][ T5137] Bluetooth: hci0: command tx timeout [ 84.227976][ T5861] veth0_macvtap: entered promiscuous mode [ 84.240220][ T5861] veth1_macvtap: entered promiscuous mode [ 84.266270][ T5861] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 84.285090][ T5861] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 84.303734][ T13] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.315665][ T13] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.329202][ T13] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.339876][ T13] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/02/04 03:02:51 executed programs: 0 [ 84.466837][ T5889] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 84.477199][ T5889] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 84.486613][ T5889] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 84.495674][ T5889] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 84.504701][ T5889] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 84.690466][ T5923] chnl_net:caif_netlink_parms(): no params data found [ 84.769881][ T5923] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.778145][ T5923] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.785421][ T5923] bridge_slave_0: entered allmulticast mode [ 84.793814][ T5923] bridge_slave_0: entered promiscuous mode [ 84.803516][ T5923] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.812593][ T5923] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.821924][ T5923] bridge_slave_1: entered allmulticast mode [ 84.831466][ T5923] bridge_slave_1: entered promiscuous mode [ 84.872541][ T5923] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 84.886428][ T5923] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 84.925371][ T5923] team0: Port device team_slave_0 added [ 84.939257][ T5923] team0: Port device team_slave_1 added [ 84.974354][ T5923] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 84.983704][ T5923] 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. [ 85.017154][ T5923] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 85.033851][ T5923] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 85.041769][ T5923] 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. [ 85.071953][ T5923] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 85.129790][ T5923] hsr_slave_0: entered promiscuous mode [ 85.138394][ T5923] hsr_slave_1: entered promiscuous mode [ 85.145254][ T5923] debugfs: 'hsr0' already exists in 'hsr' [ 85.152329][ T5923] Cannot create hsr debugfs directory [ 85.344669][ T5923] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 85.355437][ T5923] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 85.366307][ T5923] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 85.378146][ T5923] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 85.482621][ T5923] 8021q: adding VLAN 0 to HW filter on device bond0 [ 85.507790][ T5923] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.522605][ T1097] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.529826][ T1097] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.547948][ T50] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.555404][ T50] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.751578][ T5923] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.801285][ T5923] veth0_vlan: entered promiscuous mode [ 85.814604][ T5923] veth1_vlan: entered promiscuous mode [ 85.850926][ T5923] veth0_macvtap: entered promiscuous mode [ 85.862287][ T5923] veth1_macvtap: entered promiscuous mode [ 85.890865][ T5923] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.906553][ T5923] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.922747][ T1161] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.933072][ T1161] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.944479][ T1161] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.954888][ T1161] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.024223][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.036076][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.063140][ T1097] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.071970][ T1097] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.278172][ T5137] Bluetooth: hci0: command tx timeout [ 86.713094][ T1161] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.913478][ T978] cfg80211: failed to load regulatory.db [ 87.900772][ T1161] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.959658][ T1161] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 88.019545][ T1161] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 88.124500][ T1161] bridge_slave_1: left allmulticast mode [ 88.131209][ T1161] bridge_slave_1: left promiscuous mode [ 88.144577][ T1161] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.157596][ T1161] bridge_slave_0: left allmulticast mode [ 88.165089][ T1161] bridge_slave_0: left promiscuous mode [ 88.171317][ T1161] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.450212][ T1161] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 88.461353][ T1161] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 88.471446][ T1161] bond0 (unregistering): Released all slaves [ 88.574403][ T1161] hsr_slave_0: left promiscuous mode [ 88.581158][ T1161] hsr_slave_1: left promiscuous mode [ 88.589912][ T1161] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 88.597600][ T1161] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 88.606738][ T1161] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 88.614652][ T1161] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 88.635532][ T1161] veth1_macvtap: left promiscuous mode [ 88.642281][ T1161] veth0_macvtap: left promiscuous mode [ 88.649107][ T1161] veth1_vlan: left promiscuous mode [ 88.654555][ T1161] veth0_vlan: left promiscuous mode [ 89.073113][ T1161] team0 (unregistering): Port device team_slave_1 removed [ 89.104530][ T1161] team0 (unregistering): Port device team_slave_0 removed [ 89.704759][ T1161] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 89.794351][ T1161] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 89.843280][ T1161] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 89.937318][ T1161] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 90.137028][ T1161] bridge_slave_1: left allmulticast mode [ 90.147402][ T1161] bridge_slave_1: left promiscuous mode [ 90.153735][ T1161] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.162754][ T1161] bridge_slave_0: left allmulticast mode [ 90.168942][ T1161] bridge_slave_0: left promiscuous mode [ 90.174670][ T1161] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.360161][ T1161] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 90.372675][ T1161] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 90.382509][ T1161] bond0 (unregistering): Released all slaves [ 90.634509][ T1161] hsr_slave_0: left promiscuous mode [ 90.642714][ T1161] hsr_slave_1: left promiscuous mode [ 90.650396][ T1161] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 90.659289][ T1161] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 90.667642][ T1161] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 90.676153][ T1161] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 90.692378][ T1161] veth1_macvtap: left promiscuous mode [ 90.700525][ T1161] veth0_macvtap: left promiscuous mode [ 90.706253][ T1161] veth1_vlan: left promiscuous mode [ 90.715087][ T1161] veth0_vlan: left promiscuous mode [ 91.050882][ T1161] team0 (unregistering): Port device team_slave_1 removed [ 91.079513][ T1161] 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-build3685783845=/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 5d7e17caf7 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=amd64 go build -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=5d7e17caf7d0971d22446d8a81bcf1cd8c18a0dc -X github.com/google/syzkaller/prog.gitRevisionDate=20250610-111143" -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=\"5d7e17caf7d0971d22446d8a81bcf1cd8c18a0dc\" /usr/bin/ld: /tmp/ccsuXuv0.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