SYZFAIL: failed to recv rpc SYZFAIL: failed to recv rpc Warning: Permanently added '10.128.1.19' (ED25519) to the list of known hosts. 2026/01/22 04:44:13 parsed 1 programs [ 73.373239][ T5828] cgroup: Unknown subsys name 'net' [ 73.461926][ T5828] cgroup: Unknown subsys name 'cpuset' [ 73.471648][ T5828] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 74.834691][ T5828] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 77.553573][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 77.561898][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 77.570178][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 77.580594][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 77.588416][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 77.833910][ T5846] 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. [ 79.382028][ T5867] chnl_net:caif_netlink_parms(): no params data found [ 79.551973][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.559992][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.692704][ T5867] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.700738][ T5867] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.707992][ T5867] bridge_slave_0: entered allmulticast mode [ 79.716707][ T5867] bridge_slave_0: entered promiscuous mode [ 79.732262][ T5867] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.739842][ T5867] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.747061][ T5867] bridge_slave_1: entered allmulticast mode [ 79.755087][ T5867] bridge_slave_1: entered promiscuous mode [ 79.832374][ T2976] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.854744][ T2976] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.889061][ T5867] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 79.901446][ T5867] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 80.035551][ T5867] team0: Port device team_slave_0 added [ 80.082352][ T5867] team0: Port device team_slave_1 added [ 80.199244][ T5867] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 80.206304][ T5867] 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. [ 80.233172][ T5867] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 80.399361][ T5867] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 80.406310][ T5867] 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. [ 80.432409][ T5867] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 80.621506][ T5867] hsr_slave_0: entered promiscuous mode [ 80.627887][ T5867] hsr_slave_1: entered promiscuous mode [ 81.484982][ T5867] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 81.557557][ T5867] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 81.570767][ T5867] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 81.581979][ T5867] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 81.682735][ T5867] 8021q: adding VLAN 0 to HW filter on device bond0 [ 81.755202][ T5867] 8021q: adding VLAN 0 to HW filter on device team0 [ 81.770120][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.777806][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.833206][ T2976] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.840611][ T2976] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.076244][ T5867] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.120525][ T5867] veth0_vlan: entered promiscuous mode [ 82.131806][ T5867] veth1_vlan: entered promiscuous mode [ 82.161110][ T5867] veth0_macvtap: entered promiscuous mode [ 82.170703][ T5867] veth1_macvtap: entered promiscuous mode [ 82.190260][ T5867] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 82.204839][ T5867] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 82.219925][ T2976] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.230029][ T2976] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.240807][ T2976] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.250314][ T2976] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/01/22 04:44:24 executed programs: 0 [ 82.346543][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 82.355214][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 82.363924][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 82.372875][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 82.380720][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 82.527649][ T5941] chnl_net:caif_netlink_parms(): no params data found [ 82.594312][ T5941] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.601623][ T5941] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.609160][ T5941] bridge_slave_0: entered allmulticast mode [ 82.616770][ T5941] bridge_slave_0: entered promiscuous mode [ 82.625314][ T5941] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.632646][ T5941] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.639891][ T5941] bridge_slave_1: entered allmulticast mode [ 82.646932][ T5941] bridge_slave_1: entered promiscuous mode [ 82.681946][ T5941] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 82.694060][ T5941] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 82.725504][ T5941] team0: Port device team_slave_0 added [ 82.734561][ T5941] team0: Port device team_slave_1 added [ 82.764614][ T5941] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 82.771611][ T5941] 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. [ 82.797721][ T5941] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 82.810892][ T5941] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 82.817848][ T5941] 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. [ 82.844822][ T5941] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 82.886921][ T5941] hsr_slave_0: entered promiscuous mode [ 82.893664][ T5941] hsr_slave_1: entered promiscuous mode [ 82.900073][ T5941] debugfs: 'hsr0' already exists in 'hsr' [ 82.905891][ T5941] Cannot create hsr debugfs directory [ 83.057120][ T5941] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 83.071027][ T5941] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 83.082189][ T5941] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 83.092708][ T5941] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 83.163813][ T5941] 8021q: adding VLAN 0 to HW filter on device bond0 [ 83.183274][ T5941] 8021q: adding VLAN 0 to HW filter on device team0 [ 83.195660][ T2976] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.202861][ T2976] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.218114][ T2976] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.225268][ T2976] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.387081][ T5941] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 83.430281][ T5941] veth0_vlan: entered promiscuous mode [ 83.443093][ T5941] veth1_vlan: entered promiscuous mode [ 83.473097][ T5941] veth0_macvtap: entered promiscuous mode [ 83.482477][ T5941] veth1_macvtap: entered promiscuous mode [ 83.501583][ T5941] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 83.514860][ T5941] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 83.532119][ T3423] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.542488][ T3423] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.553772][ T3423] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.563197][ T3423] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.622735][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.635784][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.662306][ T170] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.670392][ T170] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 SYZFAIL: failed to recv rpc [ 84.200932][ T35] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 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-build3247072959=/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 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/ccrHAmlQ.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