lost connection to test machine [ 101.465057][ T935] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.223' (ED25519) to the list of known hosts. 2026/02/03 06:39:36 parsed 1 programs [ 109.457644][ T5821] cgroup: Unknown subsys name 'net' [ 109.618023][ T5821] cgroup: Unknown subsys name 'cpuset' [ 109.629209][ T5821] cgroup: Unknown subsys name 'rlimit' [ 109.920476][ T5829] EXT4-fs DEBUG: inode=1311 i_mode=0x81ed i_flags=0x80000 i_size_lo=14256 i_size_hi=0 [ 109.930784][ T5829] EXT4-fs DEBUG: inode=1311 has EXTENTS flag set! Setting up swapspace version 1, size = 127995904 bytes [ 111.344619][ T5821] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 114.154569][ T5846] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 114.164200][ T5846] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 114.172223][ T5846] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 114.183580][ T5846] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 114.191482][ T5846] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 114.533613][ T5842] 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. [ 116.527211][ T68] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 116.562748][ T68] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 116.894089][ T50] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 116.905627][ T50] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 117.353385][ T5881] chnl_net:caif_netlink_parms(): no params data found [ 117.782104][ T5881] bridge0: port 1(bridge_slave_0) entered blocking state [ 117.803022][ T5881] bridge0: port 1(bridge_slave_0) entered disabled state [ 117.810281][ T5881] bridge_slave_0: entered allmulticast mode [ 117.819858][ T5881] bridge_slave_0: entered promiscuous mode [ 117.831267][ T5881] bridge0: port 2(bridge_slave_1) entered blocking state [ 117.838798][ T5881] bridge0: port 2(bridge_slave_1) entered disabled state [ 117.846248][ T5881] bridge_slave_1: entered allmulticast mode [ 117.855838][ T5881] bridge_slave_1: entered promiscuous mode [ 117.964803][ T5881] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 117.987234][ T5881] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 118.040452][ T5881] team0: Port device team_slave_0 added [ 118.049944][ T5881] team0: Port device team_slave_1 added [ 118.080161][ T5881] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 118.087318][ T5881] 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. [ 118.113896][ T5881] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 118.127434][ T5881] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 118.134435][ T5881] 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. [ 118.161467][ T5881] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 118.211366][ T5881] hsr_slave_0: entered promiscuous mode [ 118.218209][ T5881] hsr_slave_1: entered promiscuous mode [ 118.391881][ T5881] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 118.406093][ T5881] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 118.416923][ T5881] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 118.430035][ T5881] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 118.468949][ T5881] bridge0: port 2(bridge_slave_1) entered blocking state [ 118.476261][ T5881] bridge0: port 2(bridge_slave_1) entered forwarding state [ 118.484301][ T5881] bridge0: port 1(bridge_slave_0) entered blocking state [ 118.491418][ T5881] bridge0: port 1(bridge_slave_0) entered forwarding state [ 118.556461][ T5881] 8021q: adding VLAN 0 to HW filter on device bond0 [ 118.575455][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 118.584555][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 118.604576][ T5881] 8021q: adding VLAN 0 to HW filter on device team0 [ 118.618950][ T5905] bridge0: port 1(bridge_slave_0) entered blocking state [ 118.626262][ T5905] bridge0: port 1(bridge_slave_0) entered forwarding state [ 118.641589][ T2132] bridge0: port 2(bridge_slave_1) entered blocking state [ 118.648732][ T2132] bridge0: port 2(bridge_slave_1) entered forwarding state [ 118.895513][ T5881] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 119.170167][ T5881] veth0_vlan: entered promiscuous mode [ 119.183445][ T5881] veth1_vlan: entered promiscuous mode [ 119.217895][ T5881] veth0_macvtap: entered promiscuous mode [ 119.230062][ T5881] veth1_macvtap: entered promiscuous mode [ 119.249484][ T5881] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 119.265203][ T5881] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 119.281302][ T5905] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 119.290696][ T5905] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 119.300369][ T5905] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 119.313654][ T5905] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/02/03 06:39:51 executed programs: 0 [ 119.488752][ T5846] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 119.497059][ T5846] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 119.508423][ T5846] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 119.519074][ T5846] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 119.528291][ T5846] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 119.738092][ T5936] chnl_net:caif_netlink_parms(): no params data found [ 119.833656][ T5936] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.840781][ T5936] bridge0: port 1(bridge_slave_0) entered disabled state [ 119.848988][ T5936] bridge_slave_0: entered allmulticast mode [ 119.857076][ T5936] bridge_slave_0: entered promiscuous mode [ 119.869222][ T5936] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.876576][ T5936] bridge0: port 2(bridge_slave_1) entered disabled state [ 119.883996][ T5936] bridge_slave_1: entered allmulticast mode [ 119.891511][ T5936] bridge_slave_1: entered promiscuous mode [ 119.931741][ T5936] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 119.946072][ T5936] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 119.983868][ T5936] team0: Port device team_slave_0 added [ 119.992048][ T5936] team0: Port device team_slave_1 added [ 120.022350][ T5936] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 120.029883][ T5936] 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. [ 120.055907][ T5936] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 120.068732][ T5936] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 120.076584][ T5936] 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. [ 120.103079][ T5936] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 120.160728][ T5936] hsr_slave_0: entered promiscuous mode [ 120.167486][ T5936] hsr_slave_1: entered promiscuous mode [ 120.173976][ T5936] debugfs: 'hsr0' already exists in 'hsr' [ 120.179816][ T5936] Cannot create hsr debugfs directory [ 120.371660][ T5936] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 120.383411][ T5936] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 120.395486][ T5936] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 120.407081][ T5936] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 120.444116][ T5936] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.451327][ T5936] bridge0: port 2(bridge_slave_1) entered forwarding state [ 120.458951][ T5936] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.466187][ T5936] bridge0: port 1(bridge_slave_0) entered forwarding state [ 120.532648][ T5936] 8021q: adding VLAN 0 to HW filter on device bond0 [ 120.551871][ T5905] bridge0: port 1(bridge_slave_0) entered disabled state [ 120.560861][ T5905] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.578330][ T5936] 8021q: adding VLAN 0 to HW filter on device team0 [ 120.596322][ T5905] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.603482][ T5905] bridge0: port 1(bridge_slave_0) entered forwarding state [ 120.620189][ T5905] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.627367][ T5905] bridge0: port 2(bridge_slave_1) entered forwarding state [ 120.876511][ T5936] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 120.941415][ T5936] veth0_vlan: entered promiscuous mode [ 120.955295][ T5936] veth1_vlan: entered promiscuous mode [ 120.996769][ T5936] veth0_macvtap: entered promiscuous mode [ 121.030937][ T5936] veth1_macvtap: entered promiscuous mode [ 121.060700][ T5936] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 121.083217][ T5936] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 121.100665][ T34] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 121.114592][ T34] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 121.129374][ T34] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 121.139911][ T34] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 121.259772][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 121.276099][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 121.334029][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 121.348481][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 121.624061][ T5846] Bluetooth: hci0: command tx timeout [ 122.480058][ T2132] netdevsim netdevsim5 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 122.614940][ T2132] netdevsim netdevsim5 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 122.677461][ T2132] netdevsim netdevsim5 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 122.765200][ T2132] netdevsim netdevsim5 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 122.892181][ T2132] bridge_slave_1: left allmulticast mode [ 122.899779][ T2132] bridge_slave_1: left promiscuous mode [ 122.912634][ T2132] bridge0: port 2(bridge_slave_1) entered disabled state [ 122.925287][ T2132] bridge_slave_0: left allmulticast mode [ 122.930925][ T2132] bridge_slave_0: left promiscuous mode [ 122.937341][ T2132] bridge0: port 1(bridge_slave_0) entered disabled state [ 123.241250][ T2132] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 123.252798][ T2132] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 123.265182][ T2132] bond0 (unregistering): Released all slaves [ 123.401903][ T2132] hsr_slave_0: left promiscuous mode [ 123.421750][ T2132] hsr_slave_1: left promiscuous mode [ 123.432923][ T2132] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 123.440515][ T2132] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 123.452803][ T2132] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 123.460196][ T2132] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 123.484568][ T2132] veth1_macvtap: left promiscuous mode [ 123.490264][ T2132] veth0_macvtap: left promiscuous mode [ 123.503364][ T2132] veth1_vlan: left promiscuous mode [ 123.508800][ T2132] veth0_vlan: left promiscuous mode [ 124.033040][ T2132] team0 (unregistering): Port device team_slave_1 removed [ 124.061067][ T2132] team0 (unregistering): Port device team_slave_0 removed [ 124.698727][ T2132] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 124.899694][ T2132] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 125.003107][ T2132] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 125.085927][ T2132] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 125.224675][ T2132] bridge_slave_1: left allmulticast mode [ 125.230380][ T2132] bridge_slave_1: left promiscuous mode [ 125.241960][ T2132] bridge0: port 2(bridge_slave_1) entered disabled state [ 125.253765][ T2132] bridge_slave_0: left allmulticast mode [ 125.259444][ T2132] bridge_slave_0: left promiscuous mode [ 125.266172][ T2132] bridge0: port 1(bridge_slave_0) entered disabled state [ 125.549618][ T2132] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 125.562289][ T2132] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 125.572575][ T2132] bond0 (unregistering): Released all slaves [ 125.917232][ T2132] hsr_slave_0: left promiscuous mode [ 125.924888][ T2132] hsr_slave_1: left promiscuous mode [ 125.931026][ T2132] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 125.938692][ T2132] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 125.963619][ T2132] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 125.973608][ T2132] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 125.998685][ T2132] veth1_macvtap: left promiscuous mode [ 126.008645][ T2132] veth0_macvtap: left promiscuous mode [ 126.014461][ T2132] veth1_vlan: left promiscuous mode [ 126.019806][ T2132] veth0_vlan: left promiscuous mode [ 126.383253][ T2132] team0 (unregistering): Port device team_slave_1 removed [ 126.416986][ T2132] 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-build3992306483=/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 6b8752f20c 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=6b8752f20c06eee857545047ab920e63322bf4c8 -X github.com/google/syzkaller/prog.gitRevisionDate=20260131-204520" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=6b8752f20c06eee857545047ab920e63322bf4c8 -X github.com/google/syzkaller/prog.gitRevisionDate=20260131-204520" ./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=6b8752f20c06eee857545047ab920e63322bf4c8 -X github.com/google/syzkaller/prog.gitRevisionDate=20260131-204520" -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=\"6b8752f20c06eee857545047ab920e63322bf4c8\" /usr/bin/ld: /tmp/ccfZbAsR.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