lost connection to test machine Warning: Permanently added '[localhost]:29710' (ED25519) to the list of known hosts. 2026/02/04 00:21:27 ignoring optional flag "type"="qemu" 2026/02/04 00:21:27 parsed 1 programs [ 49.390942][ T5912] cgroup: Unknown subsys name 'net' [ 49.538839][ T5912] cgroup: Unknown subsys name 'cpuset' [ 49.543334][ T5912] cgroup: Unknown subsys name 'rlimit' [ 50.302859][ T5927] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 50.356245][ T64] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 50.360377][ T64] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 50.364426][ T64] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 50.369112][ T64] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 50.372588][ T64] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 50.474525][ T5963] 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. [ 51.857689][ T6012] chnl_net:caif_netlink_parms(): no params data found [ 51.960685][ T6012] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.963150][ T6012] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.965788][ T6012] bridge_slave_0: entered allmulticast mode [ 51.969273][ T6012] bridge_slave_0: entered promiscuous mode [ 51.975617][ T6012] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.978200][ T6012] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.980686][ T6012] bridge_slave_1: entered allmulticast mode [ 51.984591][ T6012] bridge_slave_1: entered promiscuous mode [ 52.020733][ T6012] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.025459][ T6012] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 52.058371][ T6012] team0: Port device team_slave_0 added [ 52.061617][ T6012] team0: Port device team_slave_1 added [ 52.095012][ T6012] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 52.098214][ T6012] 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. [ 52.106339][ T6012] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 52.128471][ T6012] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 52.131451][ T6012] 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. [ 52.142296][ T6012] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 52.203834][ T6012] hsr_slave_0: entered promiscuous mode [ 52.206825][ T6012] hsr_slave_1: entered promiscuous mode [ 52.333871][ T6012] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 52.340966][ T6012] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 52.345464][ T6012] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 52.350934][ T6012] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 52.372668][ T6012] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.376026][ T6012] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.379715][ T6012] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.382364][ T6012] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.413904][ T6012] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.424429][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.431053][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.444354][ T6012] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.452836][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.455201][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.467762][ T1145] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.470163][ T1145] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.583783][ T6012] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.607257][ T6012] veth0_vlan: entered promiscuous mode [ 52.612092][ T6012] veth1_vlan: entered promiscuous mode [ 52.633151][ T6012] veth0_macvtap: entered promiscuous mode [ 52.637175][ T6012] veth1_macvtap: entered promiscuous mode [ 52.645412][ T6012] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 52.653899][ T6012] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 52.662444][ T1042] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.666580][ T1042] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.670825][ T1042] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.674871][ T1042] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.755576][ T13] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 52.845398][ T13] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 52.940990][ T13] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 53.059646][ T13] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 53.069557][ T1147] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.073015][ T1147] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.094787][ T1145] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.100554][ T1145] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/02/04 00:21:31 executed programs: 0 [ 53.173771][ T5298] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 53.177983][ T5298] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 53.182080][ T5298] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 53.188433][ T5298] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 53.192065][ T5298] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 53.358313][ T6048] chnl_net:caif_netlink_parms(): no params data found [ 53.453570][ T6048] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.456476][ T6048] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.459041][ T6048] bridge_slave_0: entered allmulticast mode [ 53.461775][ T6048] bridge_slave_0: entered promiscuous mode [ 53.467085][ T6048] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.469412][ T6048] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.471732][ T6048] bridge_slave_1: entered allmulticast mode [ 53.474612][ T6048] bridge_slave_1: entered promiscuous mode [ 53.507212][ T6048] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.511871][ T6048] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.542854][ T6048] team0: Port device team_slave_0 added [ 53.546154][ T6048] team0: Port device team_slave_1 added [ 53.577213][ T6048] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.579461][ T6048] 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. [ 53.587643][ T6048] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.594689][ T6048] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.597743][ T6048] 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. [ 53.610741][ T6048] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.669187][ T6048] hsr_slave_0: entered promiscuous mode [ 53.672393][ T6048] hsr_slave_1: entered promiscuous mode [ 53.675451][ T6048] debugfs: 'hsr0' already exists in 'hsr' [ 53.678191][ T6048] Cannot create hsr debugfs directory [ 53.846542][ T6048] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 53.852059][ T6048] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 53.857758][ T6048] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 53.862497][ T6048] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 53.918226][ T6048] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.933304][ T6048] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.940577][ T1147] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.943526][ T1147] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.954688][ T1147] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.957116][ T1147] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.091417][ T6048] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.123958][ T6048] veth0_vlan: entered promiscuous mode [ 54.132233][ T6048] veth1_vlan: entered promiscuous mode [ 54.148381][ T6048] veth0_macvtap: entered promiscuous mode [ 54.153799][ T6048] veth1_macvtap: entered promiscuous mode [ 54.165620][ T6048] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 54.172985][ T6048] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 54.180428][ T12] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.183327][ T12] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.187564][ T12] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.190456][ T12] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.230399][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.233716][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 54.252001][ T1195] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.255249][ T1195] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 56.306252][ T13] bridge_slave_1: left allmulticast mode [ 56.308789][ T13] bridge_slave_1: left promiscuous mode [ 56.311878][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.318991][ T13] bridge_slave_0: left allmulticast mode [ 56.321446][ T13] bridge_slave_0: left promiscuous mode [ 56.323972][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.564121][ T13] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 56.570649][ T13] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 56.574268][ T13] bond0 (unregistering): Released all slaves [ 56.680369][ T13] hsr_slave_0: left promiscuous mode [ 56.685605][ T13] hsr_slave_1: left promiscuous mode [ 56.687947][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 56.690348][ T13] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 56.693474][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 56.696458][ T13] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 56.710983][ T13] veth1_macvtap: left promiscuous mode [ 56.712868][ T13] veth0_macvtap: left promiscuous mode [ 56.715036][ T13] veth1_vlan: left promiscuous mode [ 56.717176][ T13] veth0_vlan: left promiscuous mode [ 57.100242][ T13] team0 (unregistering): Port device team_slave_1 removed [ 57.135866][ T13] team0 (unregistering): Port device team_slave_0 removed [ 57.867282][ T13] netdevsim netdevsim3 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 58.168424][ T13] netdevsim netdevsim3 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 58.239431][ T13] netdevsim netdevsim3 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 58.298470][ T13] netdevsim netdevsim3 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 58.435761][ T13] bridge_slave_1: left allmulticast mode [ 58.438132][ T13] bridge_slave_1: left promiscuous mode [ 58.440576][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.446050][ T13] bridge_slave_0: left allmulticast mode [ 58.447861][ T13] bridge_slave_0: left promiscuous mode [ 58.449766][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.652647][ T13] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 58.657944][ T13] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 58.663193][ T13] bond0 (unregistering): Released all slaves [ 59.217146][ T13] hsr_slave_0: left promiscuous mode [ 59.219187][ T13] hsr_slave_1: left promiscuous mode [ 59.221253][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 59.223625][ T13] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 59.229495][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 59.232638][ T13] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 59.251814][ T13] veth1_macvtap: left promiscuous mode [ 59.254239][ T13] veth0_macvtap: left promiscuous mode [ 59.256824][ T13] veth1_vlan: left promiscuous mode [ 59.259212][ T13] veth0_vlan: left promiscuous mode [ 59.698258][ T13] team0 (unregistering): Port device team_slave_1 removed [ 59.737680][ T13] 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-build1321984171=/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 c2e0726105c 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=c2e0726105cc811a456d900c62443159acc29c32 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240516-163404'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=c2e0726105cc811a456d900c62443159acc29c32 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20240516-163404'" "-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_386 x86_64-linux-gnu-gcc -o ./bin/linux_386/syz-executor executor/executor.cc \ -m32 -std=c++11 -I. -Iexecutor/_include -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 -fpermissive -w -DGOOS_linux=1 -DGOARCH_386=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"c2e0726105cc811a456d900c62443159acc29c32\"