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 '10.128.1.213' (ED25519) to the list of known hosts. 2025/12/14 22:43:18 parsed 1 programs [ 37.712373][ T5814] cgroup: Unknown subsys name 'net' [ 37.852708][ T5814] cgroup: Unknown subsys name 'cpuset' [ 37.858990][ T5814] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 45.793734][ T5814] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 47.027391][ T5825] 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. [ 47.298490][ T5848] chnl_net:caif_netlink_parms(): no params data found [ 47.317351][ T5848] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.324739][ T5848] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.331833][ T5848] bridge_slave_0: entered allmulticast mode [ 47.338011][ T5848] bridge_slave_0: entered promiscuous mode [ 47.344534][ T5848] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.351584][ T5848] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.358656][ T5848] bridge_slave_1: entered allmulticast mode [ 47.364787][ T5848] bridge_slave_1: entered promiscuous mode [ 47.376139][ T5848] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 47.385864][ T5848] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 47.398694][ T5848] team0: Port device team_slave_0 added [ 47.404689][ T5848] team0: Port device team_slave_1 added [ 47.418227][ T5848] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 47.425170][ T5848] 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. [ 47.451033][ T5848] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 47.461955][ T5848] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 47.468871][ T5848] 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. [ 47.494836][ T5848] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 47.511287][ T5848] hsr_slave_0: entered promiscuous mode [ 47.517050][ T5848] hsr_slave_1: entered promiscuous mode [ 47.544260][ T5848] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 47.551678][ T5848] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 47.559215][ T5848] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.567128][ T5848] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 47.579629][ T5848] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.586718][ T5848] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.593955][ T5848] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.600960][ T5848] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.617557][ T5848] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.626433][ T2113] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.634115][ T2113] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.643636][ T5848] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.651827][ T58] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.658866][ T58] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.667451][ T2113] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.674493][ T2113] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.712493][ T5848] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.726799][ T5848] veth0_vlan: entered promiscuous mode [ 47.733467][ T5848] veth1_vlan: entered promiscuous mode [ 47.743510][ T5848] veth0_macvtap: entered promiscuous mode [ 47.749952][ T5848] veth1_macvtap: entered promiscuous mode [ 47.758532][ T5848] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.767484][ T5848] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 47.776289][ T2113] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.785155][ T2113] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.793957][ T2113] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.803186][ T2113] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.857905][ T35] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.893462][ T35] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.943714][ T35] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 48.003482][ T35] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 48.014825][ T58] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 48.024771][ T58] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 48.034932][ T1938] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 48.042907][ T1938] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 48.069136][ T5135] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 48.082403][ T5135] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 48.089470][ T5135] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 48.097107][ T5135] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 48.104358][ T5135] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2025/12/14 22:43:30 executed programs: 0 [ 50.851981][ T35] bridge_slave_1: left allmulticast mode [ 50.857735][ T35] bridge_slave_1: left promiscuous mode [ 50.863350][ T35] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.870740][ T35] bridge_slave_0: left allmulticast mode [ 50.876445][ T35] bridge_slave_0: left promiscuous mode [ 50.882278][ T35] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.943824][ T35] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 50.952823][ T35] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 50.961629][ T35] bond0 (unregistering): Released all slaves [ 51.016728][ T35] hsr_slave_0: left promiscuous mode [ 51.022435][ T35] hsr_slave_1: left promiscuous mode [ 51.027855][ T35] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 51.035519][ T35] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 51.042948][ T35] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 51.050311][ T35] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 51.058439][ T35] veth1_macvtap: left promiscuous mode [ 51.063920][ T35] veth0_macvtap: left promiscuous mode [ 51.069372][ T35] veth1_vlan: left promiscuous mode [ 51.074576][ T35] veth0_vlan: left promiscuous mode [ 51.096386][ T35] team0 (unregistering): Port device team_slave_1 removed [ 51.104418][ T35] team0 (unregistering): Port device team_slave_0 removed [ 53.746742][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 53.753850][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 53.760895][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 53.768537][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 53.775682][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 53.808761][ T5985] chnl_net:caif_netlink_parms(): no params data found [ 53.826975][ T5985] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.834029][ T5985] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.841055][ T5985] bridge_slave_0: entered allmulticast mode [ 53.847228][ T5985] bridge_slave_0: entered promiscuous mode [ 53.853510][ T5985] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.861516][ T5985] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.868608][ T5985] bridge_slave_1: entered allmulticast mode [ 53.874881][ T5985] bridge_slave_1: entered promiscuous mode [ 53.885891][ T5985] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.895676][ T5985] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.908861][ T5985] team0: Port device team_slave_0 added [ 53.914938][ T5985] team0: Port device team_slave_1 added [ 53.924223][ T5985] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.931143][ T5985] 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. [ 53.957319][ T5985] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.968209][ T5985] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.975179][ T5985] 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. [ 54.001082][ T5985] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 54.017628][ T5985] hsr_slave_0: entered promiscuous mode [ 54.023372][ T5985] hsr_slave_1: entered promiscuous mode [ 54.191291][ T5985] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 54.199056][ T5985] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 54.207354][ T5985] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 54.215704][ T5985] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 54.230450][ T5985] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.237523][ T5985] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.244770][ T5985] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.251818][ T5985] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.272254][ T5985] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.282436][ T35] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.289785][ T35] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.300458][ T5985] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.309349][ T989] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.316418][ T989] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.330130][ T35] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.337171][ T35] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.399081][ T5985] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.416251][ T5985] veth0_vlan: entered promiscuous mode [ 54.423550][ T5985] veth1_vlan: entered promiscuous mode [ 54.436241][ T5985] veth0_macvtap: entered promiscuous mode [ 54.443995][ T5985] veth1_macvtap: entered promiscuous mode [ 54.453630][ T5985] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 54.463191][ T5985] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 54.473958][ T35] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.485525][ T35] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.495458][ T35] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.504485][ T35] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.524250][ T989] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.536235][ T989] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 54.547638][ T989] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.555615][ T989] 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-build3573500242=/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 d6526ea3e 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/cc0hxglS.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