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 '10.128.10.1' (ED25519) to the list of known hosts. 2026/10/29 10:41:17 parsed 1 programs 2026/10/29 10:41:17 serving rpc on tcp://37713 [ 109.479426][ T10] cfg80211: failed to load regulatory.db [ 111.643293][ T5645] cgroup: Unknown subsys name 'net' [ 111.777770][ T5645] cgroup: Unknown subsys name 'cpuset' [ 111.788114][ T5645] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 113.784026][ T5645] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 117.255960][ T5660] 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. [ 117.261083][ T5660] ebtables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 117.301157][ T5660] arp_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 118.878104][ T54] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 118.879933][ T54] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 118.880664][ T54] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 118.881812][ T54] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 118.882463][ T54] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 119.905784][ T5687] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.906899][ T5687] bridge0: port 1(bridge_slave_0) entered disabled state [ 119.907096][ T5687] bridge_slave_0: entered allmulticast mode [ 119.909350][ T5687] bridge_slave_0: entered promiscuous mode [ 119.920812][ T5687] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.921032][ T5687] bridge0: port 2(bridge_slave_1) entered disabled state [ 119.921242][ T5687] bridge_slave_1: entered allmulticast mode [ 119.929419][ T5687] bridge_slave_1: entered promiscuous mode [ 120.008703][ T5687] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 120.012449][ T5687] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 120.059005][ T5687] team0: Port device team_slave_0 added [ 120.062376][ T5687] team0: Port device team_slave_1 added [ 120.099890][ T5687] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 120.099908][ T5687] 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. [ 120.099926][ T5687] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 120.106852][ T5687] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 120.106930][ T5687] 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. [ 120.107017][ T5687] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 120.238971][ T5687] hsr_slave_0: entered promiscuous mode [ 120.239955][ T5687] hsr_slave_1: entered promiscuous mode [ 120.426038][ T5687] netdevsim netdevsim6 netdevsim0: renamed from eth0 [ 120.432459][ T5687] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 120.442415][ T5687] netdevsim netdevsim6 netdevsim1: renamed from eth1 [ 120.457986][ T5687] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 120.459044][ T5687] netdevsim netdevsim6 netdevsim2: renamed from eth2 [ 120.462794][ T5687] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 120.471777][ T5687] netdevsim netdevsim6 netdevsim3: renamed from eth3 [ 120.490366][ T5687] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 120.529375][ T5687] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.529500][ T5687] bridge0: port 2(bridge_slave_1) entered forwarding state [ 120.530066][ T5687] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.530175][ T5687] bridge0: port 1(bridge_slave_0) entered forwarding state [ 120.623070][ T5687] 8021q: adding VLAN 0 to HW filter on device bond0 [ 120.647170][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 120.648175][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.674867][ T5687] 8021q: adding VLAN 0 to HW filter on device team0 [ 120.682202][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.682430][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 120.716574][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.716693][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state [ 121.104637][ T5687] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 121.429980][ T5687] veth0_vlan: entered promiscuous mode [ 121.448823][ T5687] veth1_vlan: entered promiscuous mode [ 121.512894][ T5687] veth0_macvtap: entered promiscuous mode [ 121.530010][ T5687] veth1_macvtap: entered promiscuous mode [ 121.570986][ T5687] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 121.597149][ T5687] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 121.638574][ T1204] netdevsim netdevsim6 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 121.666595][ T13] netdevsim netdevsim6 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 121.666650][ T13] netdevsim netdevsim6 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 121.666694][ T13] netdevsim netdevsim6 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 121.907684][ T46] netdevsim netdevsim6 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 122.120060][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 122.120087][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 122.211536][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 122.211571][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 122.950712][ T46] netdevsim netdevsim6 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 123.838687][ T5752] br_netfilter no longer supported in user namespaces [ 123.962944][ T5752] ip_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 123.977025][ T5752] ip6_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 124.058250][ T46] netdevsim netdevsim6 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 124.440033][ T46] netdevsim netdevsim6 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 124.701320][ T46] bridge_slave_1: left allmulticast mode [ 124.701371][ T46] bridge_slave_1: left promiscuous mode [ 124.703006][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 124.730397][ T46] bridge_slave_0: left allmulticast mode [ 124.730508][ T46] bridge_slave_0: left promiscuous mode [ 124.731676][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 124.933088][ T46] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 124.947997][ T46] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 124.949641][ T46] bond0 (unregistering): Released all slaves [ 125.094335][ T46] hsr_slave_0: left promiscuous mode [ 125.095341][ T46] hsr_slave_1: left promiscuous mode [ 125.100892][ T46] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 125.100954][ T46] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 125.102685][ T46] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 125.102712][ T46] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 125.177331][ T46] veth1_macvtap: left promiscuous mode [ 125.177421][ T46] veth0_macvtap: left promiscuous mode [ 125.177540][ T46] veth1_vlan: left promiscuous mode [ 125.177633][ T46] veth0_vlan: left promiscuous mode [ 125.826853][ T46] team0 (unregistering): Port device team_slave_1 removed [ 125.868730][ T46] team0 (unregistering): Port device team_slave_0 removed [ 126.164457][ T5295] 8021q: adding VLAN 0 to HW filter on device eth1 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). [ 127.627022][ T5295] 8021q: adding VLAN 0 to HW filter on device eth2 [ 128.436597][ T5295] 8021q: adding VLAN 0 to HW filter on device eth3 [ 128.869834][ T5295] 8021q: adding VLAN 0 to HW filter on device eth4 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-build323299149=/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='go1.26.0' GOWORK='' PKG_CONFIG='pkg-config' git status (err=) HEAD detached at 746171eef8 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=746171eef8d3611ed06d1a92ef68d5bee5031150 -X github.com/google/syzkaller/prog.gitRevisionDate=20260814-132435" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=746171eef8d3611ed06d1a92ef68d5bee5031150 -X github.com/google/syzkaller/prog.gitRevisionDate=20260814-132435" ./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=746171eef8d3611ed06d1a92ef68d5bee5031150 -X github.com/google/syzkaller/prog.gitRevisionDate=20260814-132435" -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=\"746171eef8d3611ed06d1a92ef68d5bee5031150\" /usr/bin/ld: /tmp/cc4qyhUr.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.