SYZFAIL: failed to recv rpc SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) execution of simple program fails: NOTFAIL: arptable checkpoint: getsockopt(ARPT_SO_GET_ENTRIES) failed. table=filter (errno 22: Invalid argument). Warning: Permanently added '10.128.0.185' (ED25519) to the list of known hosts. 2026/09/13 04:09:14 parsed 1 programs 2026/09/13 04:09:14 serving rpc on tcp://42357 [ 91.749254][ T5628] cgroup: Unknown subsys name 'net' [ 91.869767][ T5628] cgroup: Unknown subsys name 'cpuset' [ 91.873399][ T5628] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 92.178249][ T191] cfg80211: failed to load regulatory.db [ 93.607422][ T5628] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 96.947156][ T5645] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.948216][ T5645] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.948595][ T5645] bridge_slave_0: entered allmulticast mode [ 96.950185][ T5645] bridge_slave_0: entered promiscuous mode [ 96.968422][ T5645] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.968718][ T5645] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.969269][ T5645] bridge_slave_1: entered allmulticast mode [ 96.975443][ T5645] bridge_slave_1: entered promiscuous mode [ 97.026823][ T5645] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 97.029726][ T5645] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 97.067622][ T5645] team0: Port device team_slave_0 added [ 97.069828][ T5645] team0: Port device team_slave_1 added [ 97.102251][ T5645] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 97.102266][ T5645] 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. [ 97.102285][ T5645] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 97.104507][ T5645] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 97.104523][ T5645] 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. [ 97.104555][ T5645] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 97.215470][ T5645] hsr_slave_0: entered promiscuous mode [ 97.216673][ T5645] hsr_slave_1: entered promiscuous mode [ 97.398344][ T5645] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 97.412041][ T5645] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 97.414367][ T5645] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 97.432631][ T5645] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 97.433618][ T5645] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 97.450817][ T5645] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 97.451832][ T5645] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 97.463020][ T5645] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 97.509246][ T5645] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.509351][ T5645] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.510344][ T5645] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.510441][ T5645] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.601541][ T5645] 8021q: adding VLAN 0 to HW filter on device bond0 [ 97.622801][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.624447][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.650519][ T5645] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.665658][ T178] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.666209][ T178] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.672175][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.672269][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.779043][ T5645] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.837288][ T5645] veth0_vlan: entered promiscuous mode [ 97.852320][ T5645] veth1_vlan: entered promiscuous mode [ 97.887743][ T5645] veth0_macvtap: entered promiscuous mode [ 97.892494][ T5645] veth1_macvtap: entered promiscuous mode [ 97.924641][ T5645] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 97.947413][ T5645] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 97.966227][ T178] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.966277][ T178] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.966313][ T178] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.966349][ T178] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.071576][ T5645] soft_limit_in_bytes is deprecated and will be removed. Writing any value to this file has no effect. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 98.090891][ T5645] ebtables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 98.092461][ T5645] arp_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 98.093655][ T5645] ip_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 98.100047][ T5645] ip6_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 98.289039][ T13] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.359069][ T13] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.438317][ T13] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.520399][ T13] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.678728][ T13] bridge_slave_1: left allmulticast mode [ 100.678774][ T13] bridge_slave_1: left promiscuous mode [ 100.679609][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.709850][ T13] bridge_slave_0: left allmulticast mode [ 100.709884][ T13] bridge_slave_0: left promiscuous mode [ 100.711333][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.933400][ T13] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 100.945521][ T13] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 100.947693][ T13] bond0 (unregistering): Released all slaves [ 101.087990][ T13] hsr_slave_0: left promiscuous mode [ 101.088880][ T13] hsr_slave_1: left promiscuous mode [ 101.089964][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 101.089999][ T13] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 101.092194][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 101.092217][ T13] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 101.144588][ T13] veth1_macvtap: left promiscuous mode [ 101.144658][ T13] veth0_macvtap: left promiscuous mode [ 101.157659][ T13] veth1_vlan: left promiscuous mode [ 101.157855][ T13] veth0_vlan: left promiscuous mode [ 101.519019][ T13] team0 (unregistering): Port device team_slave_1 removed [ 101.543965][ T13] team0 (unregistering): Port device team_slave_0 removed [ 101.732210][ T5281] 8021q: adding VLAN 0 to HW filter on device eth1 [ 101.927935][ T5733] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 101.929869][ T5733] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 101.930662][ T5733] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 101.933694][ T5733] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 101.938741][ T5733] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 103.054501][ T5281] 8021q: adding VLAN 0 to HW filter on device eth2 [ 103.182145][ T50] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.182168][ T50] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 103.334883][ T50] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.334908][ T50] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 104.157903][ T5281] 8021q: adding VLAN 0 to HW filter on device eth3 [ 104.824327][ T5281] 8021q: adding VLAN 0 to HW filter on device eth4 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) execution of simple program fails: NOTFAIL: arptable checkpoint: getsockopt(ARPT_SO_GET_ENTRIES) failed. table=filter (errno 22: Invalid argument). 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-build3774646112=/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='go1.26.0' GOWORK='' PKG_CONFIG='pkg-config' git status (err=) HEAD detached at b6a5eeb7114 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=b6a5eeb7114b1887514b0d74ca39167dfbfa4603 -X github.com/google/syzkaller/prog.gitRevisionDate=20260911-102446" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=b6a5eeb7114b1887514b0d74ca39167dfbfa4603 -X github.com/google/syzkaller/prog.gitRevisionDate=20260911-102446" ./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=b6a5eeb7114b1887514b0d74ca39167dfbfa4603 -X github.com/google/syzkaller/prog.gitRevisionDate=20260911-102446" -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog mkdir -p ./bin/linux_386 x86_64-linux-gnu-g++ -o ./bin/linux_386/syz-executor executor/executor.cc \ -m32 -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_386=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"b6a5eeb7114b1887514b0d74ca39167dfbfa4603\" /usr/bin/ld: /tmp/ccFcuwRo.o: in function `Connection::Connect(char const*, char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEPKcS1_]+0x145): 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 [INFO] Unsupported architecture '386', skipping check.