SYZFAIL: failed to recv rpc SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) Warning: Permanently added '10.128.1.132' (ED25519) to the list of known hosts. 2025/11/14 04:25:22 parsed 1 programs [ 38.568834][ T5812] cgroup: Unknown subsys name 'net' [ 38.681579][ T5812] cgroup: Unknown subsys name 'cpuset' [ 38.687948][ T5812] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 47.206806][ T5812] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 48.634442][ T5821] 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. [ 49.057992][ T31] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 49.068464][ T31] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 49.080224][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 49.088091][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 49.177421][ T5870] chnl_net:caif_netlink_parms(): no params data found [ 49.197720][ T5870] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.205546][ T5870] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.212806][ T5870] bridge_slave_0: entered allmulticast mode [ 49.219093][ T5870] bridge_slave_0: entered promiscuous mode [ 49.226954][ T5870] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.234019][ T5870] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.241114][ T5870] bridge_slave_1: entered allmulticast mode [ 49.247273][ T5870] bridge_slave_1: entered promiscuous mode [ 49.257812][ T5870] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 49.267520][ T5870] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 49.283802][ T5870] team0: Port device team_slave_0 added [ 49.289970][ T5870] team0: Port device team_slave_1 added [ 49.299659][ T5870] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 49.306737][ T5870] 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. [ 49.332781][ T5870] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 49.344098][ T5870] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 49.351244][ T5870] 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. [ 49.377242][ T5870] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 49.395484][ T5870] hsr_slave_0: entered promiscuous mode [ 49.401255][ T5870] hsr_slave_1: entered promiscuous mode [ 49.429633][ T5870] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 49.437511][ T5870] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 49.445536][ T5870] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 49.453283][ T5870] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 49.466311][ T5870] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.473549][ T5870] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.480828][ T5870] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.487888][ T5870] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.506659][ T5870] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.515852][ T31] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.523955][ T31] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.533442][ T5870] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.541649][ T31] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.548678][ T31] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.557491][ T4775] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.564551][ T4775] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.609789][ T5870] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.624774][ T5870] veth0_vlan: entered promiscuous mode [ 49.632240][ T5870] veth1_vlan: entered promiscuous mode [ 49.642980][ T5870] veth0_macvtap: entered promiscuous mode [ 49.649568][ T5870] veth1_macvtap: entered promiscuous mode [ 49.658587][ T5870] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 49.667884][ T5870] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 49.677213][ T4775] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.685998][ T4775] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.696282][ T4775] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.705044][ T4775] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.739615][ T5893] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 49.746762][ T5893] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 49.754212][ T5893] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 49.761539][ T5893] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 49.768803][ T5893] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 49.777506][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 49.811620][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 49.872308][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 49.932883][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2025/11/14 04:25:36 executed programs: 0 [ 52.871628][ T12] bridge_slave_1: left allmulticast mode [ 52.877509][ T12] bridge_slave_1: left promiscuous mode [ 52.883233][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.890693][ T12] bridge_slave_0: left allmulticast mode [ 52.896320][ T12] bridge_slave_0: left promiscuous mode [ 52.902081][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.942851][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 52.951925][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 52.960999][ T12] bond0 (unregistering): Released all slaves [ 53.054718][ T12] hsr_slave_0: left promiscuous mode [ 53.060223][ T12] hsr_slave_1: left promiscuous mode [ 53.065682][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 53.073538][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 53.081030][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 53.088412][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 53.097247][ T12] veth1_macvtap: left promiscuous mode [ 53.102787][ T12] veth0_macvtap: left promiscuous mode [ 53.108333][ T12] veth1_vlan: left promiscuous mode [ 53.113692][ T12] veth0_vlan: left promiscuous mode [ 53.146117][ T12] team0 (unregistering): Port device team_slave_1 removed [ 53.154944][ T12] team0 (unregistering): Port device team_slave_0 removed [ 55.775892][ T5893] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 55.783123][ T5893] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 55.790299][ T5893] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 55.797638][ T5893] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 55.805009][ T5893] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 55.842807][ T5987] chnl_net:caif_netlink_parms(): no params data found [ 55.861642][ T5987] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.868694][ T5987] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.876286][ T5987] bridge_slave_0: entered allmulticast mode [ 55.882536][ T5987] bridge_slave_0: entered promiscuous mode [ 55.888863][ T5987] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.896054][ T5987] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.903160][ T5987] bridge_slave_1: entered allmulticast mode [ 55.909310][ T5987] bridge_slave_1: entered promiscuous mode [ 55.921259][ T5987] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.931363][ T5987] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.946114][ T5987] team0: Port device team_slave_0 added [ 55.952406][ T5987] team0: Port device team_slave_1 added [ 55.962372][ T5987] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 55.969330][ T5987] 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. [ 55.995474][ T5987] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 56.006426][ T5987] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 56.013527][ T5987] 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. [ 56.039738][ T5987] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 56.056635][ T5987] hsr_slave_0: entered promiscuous mode [ 56.062419][ T5987] hsr_slave_1: entered promiscuous mode [ 56.253249][ T5987] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.261855][ T5987] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.269702][ T5987] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.278553][ T5987] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.294272][ T5987] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.301460][ T5987] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.308739][ T5987] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.315923][ T5987] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.338321][ T5987] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.348077][ T31] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.356081][ T31] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.366155][ T5987] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.374820][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.381909][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.400099][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.407204][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.458214][ T5987] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.477365][ T5987] veth0_vlan: entered promiscuous mode [ 56.485374][ T5987] veth1_vlan: entered promiscuous mode [ 56.498620][ T5987] veth0_macvtap: entered promiscuous mode [ 56.506001][ T5987] veth1_macvtap: entered promiscuous mode [ 56.516830][ T5987] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 56.526501][ T5987] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 56.536259][ T31] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.554454][ T31] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.571101][ T49] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 56.579028][ T49] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 56.589211][ T31] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 56.602245][ T35] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 56.602375][ T31] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.610080][ T35] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 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-build2609802501=/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 4e1406b4def 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=4e1406b4defac0e2a9d9424c70706f79a7750cf3 -X github.com/google/syzkaller/prog.gitRevisionDate=20251106-151142" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=4e1406b4defac0e2a9d9424c70706f79a7750cf3 -X github.com/google/syzkaller/prog.gitRevisionDate=20251106-151142" ./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=4e1406b4defac0e2a9d9424c70706f79a7750cf3 -X github.com/google/syzkaller/prog.gitRevisionDate=20251106-151142" -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=\"4e1406b4defac0e2a9d9424c70706f79a7750cf3\" /usr/bin/ld: /tmp/ccG1R0tu.o: in function `Connection::Connect(char const*, char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEPKcS1_]+0x104): 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