lost connection to test machine Warning: Permanently added '10.128.1.255' (ED25519) to the list of known hosts. 2026/02/03 08:36:13 parsed 1 programs [ 88.352749][ T5831] cgroup: Unknown subsys name 'net' [ 88.501209][ T5831] cgroup: Unknown subsys name 'cpuset' [ 88.510602][ T5831] cgroup: Unknown subsys name 'rlimit' [ 90.001675][ T5831] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 92.361834][ T9] cfg80211: failed to load regulatory.db [ 92.767980][ T5853] 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. [ 92.893301][ T5851] chnl_net:caif_netlink_parms(): no params data found [ 93.367693][ T5851] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.375543][ T5851] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.384117][ T5851] bridge_slave_0: entered allmulticast mode [ 93.391639][ T5851] bridge_slave_0: entered promiscuous mode [ 93.422969][ T5851] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.430245][ T5851] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.437422][ T5851] bridge_slave_1: entered allmulticast mode [ 93.444838][ T5851] bridge_slave_1: entered promiscuous mode [ 93.531237][ T5851] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 93.579818][ T5851] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 93.655622][ T5851] team0: Port device team_slave_0 added [ 93.681160][ T5851] team0: Port device team_slave_1 added [ 93.824575][ T5851] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 93.838324][ T5851] 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. [ 93.897632][ T5851] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 93.911400][ T5851] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 93.919431][ T5851] 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. [ 93.945687][ T5851] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 94.346132][ T5851] hsr_slave_0: entered promiscuous mode [ 94.366597][ T5851] hsr_slave_1: entered promiscuous mode [ 94.929297][ T5903] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 94.937965][ T5903] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 94.947968][ T5903] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 94.973932][ T5903] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 94.982751][ T5903] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 95.400457][ T5851] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 95.428136][ T5851] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 95.446553][ T5851] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 95.472761][ T5851] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 95.861000][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 95.869521][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.040508][ T80] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.048710][ T80] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.137822][ T5851] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.178351][ T5851] 8021q: adding VLAN 0 to HW filter on device team0 [ 96.205059][ T80] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.212560][ T80] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.270199][ T80] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.277409][ T80] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.823431][ T5851] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 96.892283][ T5851] veth0_vlan: entered promiscuous mode [ 96.912070][ T5851] veth1_vlan: entered promiscuous mode [ 96.961976][ T5851] veth0_macvtap: entered promiscuous mode [ 96.973848][ T5851] veth1_macvtap: entered promiscuous mode [ 97.003824][ T5851] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 97.021197][ T5851] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 97.043303][ T3467] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.053880][ T3467] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.065916][ T3467] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.075076][ T3467] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/02/03 08:36:24 executed programs: 0 [ 97.289562][ T5149] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 97.304169][ T5149] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 97.313153][ T5149] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 97.322935][ T5149] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 97.336245][ T5149] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 97.595809][ T5940] chnl_net:caif_netlink_parms(): no params data found [ 97.676354][ T5940] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.684180][ T5940] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.692114][ T5940] bridge_slave_0: entered allmulticast mode [ 97.700515][ T5940] bridge_slave_0: entered promiscuous mode [ 97.709804][ T5940] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.716970][ T5940] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.724508][ T5940] bridge_slave_1: entered allmulticast mode [ 97.732639][ T5940] bridge_slave_1: entered promiscuous mode [ 97.771666][ T5940] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 97.784871][ T5940] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 97.820955][ T5940] team0: Port device team_slave_0 added [ 97.830226][ T5940] team0: Port device team_slave_1 added [ 97.859054][ T5940] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 97.866199][ T5940] 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. [ 97.893357][ T5940] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 97.911117][ T5940] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 97.918242][ T5940] 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. [ 97.944408][ T5940] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 97.992511][ T5940] hsr_slave_0: entered promiscuous mode [ 97.999336][ T5940] hsr_slave_1: entered promiscuous mode [ 98.005751][ T5940] debugfs: 'hsr0' already exists in 'hsr' [ 98.013090][ T5940] Cannot create hsr debugfs directory [ 98.162554][ T5940] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 98.173547][ T5940] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 98.184114][ T5940] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 98.195925][ T5940] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 98.274756][ T5940] 8021q: adding VLAN 0 to HW filter on device bond0 [ 98.300538][ T5940] 8021q: adding VLAN 0 to HW filter on device team0 [ 98.314977][ T80] bridge0: port 1(bridge_slave_0) entered blocking state [ 98.322237][ T80] bridge0: port 1(bridge_slave_0) entered forwarding state [ 98.336949][ T1168] bridge0: port 2(bridge_slave_1) entered blocking state [ 98.344161][ T1168] bridge0: port 2(bridge_slave_1) entered forwarding state [ 98.534835][ T5940] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 98.578088][ T5940] veth0_vlan: entered promiscuous mode [ 98.589016][ T5940] veth1_vlan: entered promiscuous mode [ 98.626171][ T5940] veth0_macvtap: entered promiscuous mode [ 98.635827][ T5940] veth1_macvtap: entered promiscuous mode [ 98.653778][ T5940] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 98.669642][ T5940] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 98.687265][ T3467] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.697500][ T3467] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.713516][ T3467] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.725127][ T3467] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.790525][ T1168] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 98.805798][ T1168] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 98.835113][ T3467] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 98.844586][ T3467] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.534454][ T1327] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.626982][ T1327] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.693797][ T1327] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.802524][ T1327] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.915388][ T1327] bridge_slave_1: left allmulticast mode [ 99.921543][ T1327] bridge_slave_1: left promiscuous mode [ 99.928301][ T1327] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.941653][ T1327] bridge_slave_0: left allmulticast mode [ 99.947302][ T1327] bridge_slave_0: left promiscuous mode [ 99.958584][ T1327] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.228567][ T1327] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 100.240459][ T1327] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 100.251346][ T1327] bond0 (unregistering): Released all slaves [ 100.350111][ T1327] hsr_slave_0: left promiscuous mode [ 100.366545][ T1327] hsr_slave_1: left promiscuous mode [ 100.379646][ T1327] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 100.387140][ T1327] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 100.404049][ T1327] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 100.418388][ T1327] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 100.449559][ T1327] veth1_macvtap: left promiscuous mode [ 100.455403][ T1327] veth0_macvtap: left promiscuous mode [ 100.461280][ T1327] veth1_vlan: left promiscuous mode [ 100.466791][ T1327] veth0_vlan: left promiscuous mode [ 100.983093][ T1327] team0 (unregistering): Port device team_slave_1 removed [ 101.013717][ T1327] team0 (unregistering): Port device team_slave_0 removed [ 101.641838][ T1327] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 102.376140][ T1327] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 102.445245][ T1327] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 102.544572][ T1327] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 102.691141][ T1327] bridge_slave_1: left allmulticast mode [ 102.698952][ T1327] bridge_slave_1: left promiscuous mode [ 102.705286][ T1327] bridge0: port 2(bridge_slave_1) entered disabled state [ 102.721034][ T1327] bridge_slave_0: left allmulticast mode [ 102.726923][ T1327] bridge_slave_0: left promiscuous mode [ 102.733296][ T1327] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.071020][ T1327] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 103.095908][ T1327] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 103.106943][ T1327] bond0 (unregistering): Released all slaves [ 103.362556][ T1327] hsr_slave_0: left promiscuous mode [ 103.371136][ T1327] hsr_slave_1: left promiscuous mode [ 103.377404][ T1327] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 103.389663][ T1327] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 103.398007][ T1327] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 103.405498][ T1327] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 103.427205][ T1327] veth1_macvtap: left promiscuous mode [ 103.433078][ T1327] veth0_macvtap: left promiscuous mode [ 103.438839][ T1327] veth1_vlan: left promiscuous mode [ 103.444181][ T1327] veth0_vlan: left promiscuous mode [ 103.881366][ T1327] team0 (unregistering): Port device team_slave_1 removed [ 103.909911][ T1327] 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-build2808788640=/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 f2cb035c8f9 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 go fmt ./sys/... >/dev/null touch .descriptions GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=f2cb035c8f931efff4a020b164e657f16f51934b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20250117-180932'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -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=\"f2cb035c8f931efff4a020b164e657f16f51934b\" /usr/bin/ld: /tmp/ccCHaM8W.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