lost connection to test machine Warning: Permanently added '10.128.1.250' (ED25519) to the list of known hosts. 2026/02/03 03:49:36 parsed 1 programs [ 78.223442][ T5822] cgroup: Unknown subsys name 'net' [ 78.361437][ T5822] cgroup: Unknown subsys name 'cpuset' [ 78.370077][ T5822] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 79.783220][ T5822] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 82.713523][ T5834] 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. [ 82.745278][ T2978] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.766106][ T2978] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.178370][ T36] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.206601][ T36] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.258785][ T5833] chnl_net:caif_netlink_parms(): no params data found [ 83.769565][ T5833] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.792448][ T5833] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.819958][ T5833] bridge_slave_0: entered allmulticast mode [ 83.839003][ T5833] bridge_slave_0: entered promiscuous mode [ 83.855280][ T5833] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.864762][ T5833] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.874843][ T5833] bridge_slave_1: entered allmulticast mode [ 83.884811][ T5833] bridge_slave_1: entered promiscuous mode [ 84.043712][ T5833] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 84.105193][ T5833] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 84.189767][ T5833] team0: Port device team_slave_0 added [ 84.199555][ T5833] team0: Port device team_slave_1 added [ 84.355325][ T5833] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 84.363310][ T5833] 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. [ 84.391899][ T5833] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 84.444743][ T5833] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 84.461360][ T5833] 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. [ 84.490033][ T5833] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 84.813354][ T5898] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 84.822816][ T5898] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 84.831278][ T5898] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 84.849903][ T5898] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 84.863305][ T5898] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 84.867798][ T5833] hsr_slave_0: entered promiscuous mode [ 84.880905][ T5833] hsr_slave_1: entered promiscuous mode [ 85.782237][ T5833] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 85.807269][ T5833] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 85.822880][ T5833] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 85.997843][ T5833] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 86.161517][ T5833] 8021q: adding VLAN 0 to HW filter on device bond0 [ 86.191355][ T5833] 8021q: adding VLAN 0 to HW filter on device team0 [ 86.211748][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.219417][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.240204][ T2978] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.247412][ T2978] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.433535][ T5833] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.492436][ T5833] veth0_vlan: entered promiscuous mode [ 86.505307][ T5833] veth1_vlan: entered promiscuous mode [ 86.543897][ T5833] veth0_macvtap: entered promiscuous mode [ 86.554762][ T5833] veth1_macvtap: entered promiscuous mode [ 86.578856][ T5833] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 86.594758][ T5833] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 86.612872][ T2978] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.623289][ T2978] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.634509][ T2978] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.644286][ T2978] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/02/03 03:49:47 executed programs: 0 [ 86.796630][ T5139] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 86.799697][ T1092] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.805011][ T5139] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 86.823731][ T5139] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 86.831681][ T5139] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 86.840598][ T5139] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 86.904014][ T1092] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.927464][ T5898] Bluetooth: hci0: command tx timeout [ 86.962285][ T1092] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.109910][ T1092] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.163079][ T5931] chnl_net:caif_netlink_parms(): no params data found [ 87.296150][ T5931] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.304279][ T5931] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.311945][ T5931] bridge_slave_0: entered allmulticast mode [ 87.320346][ T5931] bridge_slave_0: entered promiscuous mode [ 87.329473][ T5931] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.337504][ T5931] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.345202][ T5931] bridge_slave_1: entered allmulticast mode [ 87.353784][ T5931] bridge_slave_1: entered promiscuous mode [ 87.392072][ T5931] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.405383][ T5931] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.449576][ T5931] team0: Port device team_slave_0 added [ 87.460922][ T5931] team0: Port device team_slave_1 added [ 87.495083][ T5931] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.502713][ T5931] 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. [ 87.528986][ T5931] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.544004][ T5931] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.551279][ T5931] 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. [ 87.580809][ T5931] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 87.635319][ T5931] hsr_slave_0: entered promiscuous mode [ 87.642310][ T5931] hsr_slave_1: entered promiscuous mode [ 87.649545][ T5931] debugfs: 'hsr0' already exists in 'hsr' [ 87.655557][ T5931] Cannot create hsr debugfs directory [ 88.927018][ T5898] Bluetooth: hci1: command tx timeout [ 89.007630][ T5898] Bluetooth: hci0: command tx timeout [ 89.239032][ T1092] bridge_slave_1: left allmulticast mode [ 89.244918][ T1092] bridge_slave_1: left promiscuous mode [ 89.252727][ T1092] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.274001][ T1092] bridge_slave_0: left allmulticast mode [ 89.280522][ T1092] bridge_slave_0: left promiscuous mode [ 89.287008][ T1092] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.657431][ T1092] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 89.671257][ T1092] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 89.683858][ T1092] bond0 (unregistering): Released all slaves [ 89.795283][ T1092] hsr_slave_0: left promiscuous mode [ 89.802312][ T1092] hsr_slave_1: left promiscuous mode [ 89.809010][ T1092] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 89.816564][ T1092] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 89.825455][ T1092] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 89.834119][ T1092] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 89.858694][ T1092] veth1_macvtap: left promiscuous mode [ 89.865012][ T1092] veth0_macvtap: left promiscuous mode [ 89.870919][ T1092] veth1_vlan: left promiscuous mode [ 89.876870][ T1092] veth0_vlan: left promiscuous mode [ 90.322257][ T1092] team0 (unregistering): Port device team_slave_1 removed [ 90.353841][ T1092] team0 (unregistering): Port device team_slave_0 removed [ 90.971606][ T5931] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 90.984983][ T5931] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 90.998087][ T5931] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 91.006309][ T5898] Bluetooth: hci1: command tx timeout [ 91.021223][ T5931] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 91.086719][ T5898] Bluetooth: hci0: command tx timeout [ 91.162029][ T5931] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.191624][ T5931] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.211504][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.218986][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.238026][ T2978] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.245338][ T2978] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.503453][ T5931] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.578076][ T5931] veth0_vlan: entered promiscuous mode [ 91.604081][ T5931] veth1_vlan: entered promiscuous mode [ 91.652760][ T5931] veth0_macvtap: entered promiscuous mode [ 91.669512][ T5931] veth1_macvtap: entered promiscuous mode [ 91.699716][ T5931] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 91.722018][ T5931] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 91.748151][ T2978] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.760857][ T2978] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.782895][ T2978] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.792146][ T2978] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.882578][ T36] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.898993][ T36] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.938284][ T3001] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.946201][ T3001] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.137407][ T24] cfg80211: failed to load regulatory.db [ 93.615969][ T2978] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 95.288756][ T2978] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 95.357526][ T2978] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 95.408894][ T2978] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 95.533661][ T2978] bridge_slave_1: left allmulticast mode [ 95.539929][ T2978] bridge_slave_1: left promiscuous mode [ 95.546728][ T2978] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.557714][ T2978] bridge_slave_0: left allmulticast mode [ 95.563379][ T2978] bridge_slave_0: left promiscuous mode [ 95.570131][ T2978] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.811879][ T2978] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 95.823246][ T2978] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 95.833998][ T2978] bond0 (unregistering): Released all slaves [ 96.107448][ T2978] hsr_slave_0: left promiscuous mode [ 96.113814][ T2978] hsr_slave_1: left promiscuous mode [ 96.120559][ T2978] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 96.128886][ T2978] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 96.146711][ T2978] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 96.154218][ T2978] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 96.173153][ T2978] veth1_macvtap: left promiscuous mode [ 96.179328][ T2978] veth0_macvtap: left promiscuous mode [ 96.185015][ T2978] veth1_vlan: left promiscuous mode [ 96.190983][ T2978] veth0_vlan: left promiscuous mode [ 96.512713][ T2978] team0 (unregistering): Port device team_slave_1 removed [ 96.543243][ T2978] 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-build3973039243=/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 d6526ea3e6 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=d6526ea3e6ad9081c902859bbb80f9f840377cb4 -X github.com/google/syzkaller/prog.gitRevisionDate=20251126-113115" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=d6526ea3e6ad9081c902859bbb80f9f840377cb4 -X github.com/google/syzkaller/prog.gitRevisionDate=20251126-113115" ./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=d6526ea3e6ad9081c902859bbb80f9f840377cb4 -X github.com/google/syzkaller/prog.gitRevisionDate=20251126-113115" -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=\"d6526ea3e6ad9081c902859bbb80f9f840377cb4\" /usr/bin/ld: /tmp/ccD928P2.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