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). qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x168000) [ 42.410924][ T1127] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 42.410946][ T1127] ata1: failed to read log page 10h (errno=-5) [ 42.410962][ T1127] ata1.00: exception Emask 0x1 SAct 0xc000 SErr 0x0 action 0x0 [ 42.410980][ T1127] ata1.00: irq_stat 0x40000000 [ 42.410996][ T1127] ata1.00: failed command: WRITE FPDMA QUEUED [ 42.411006][ T1127] ata1.00: cmd 61/40:70:1e:6b:04/0b:00:00:00:00/40 tag 14 ncq dma 1474560 ou [ 42.411006][ T1127] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 42.411054][ T1127] ata1.00: status: { DRDY } [ 42.411069][ T1127] ata1.00: failed command: WRITE FPDMA QUEUED [ 42.411079][ T1127] ata1.00: cmd 61/50:78:5e:76:04/07:00:00:00:00/40 tag 15 ncq dma 958464 out [ 42.411079][ T1127] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 42.411125][ T1127] ata1.00: status: { DRDY } [ 42.412094][ T1127] ata1.00: configured for UDMA/100 [ 42.412430][ T1127] ata1: EH complete Warning: Permanently added '[localhost]:16272' (ED25519) to the list of known hosts. 2026/10/10 10:01:59 parsed 1 programs 2026/10/10 10:01:59 serving rpc on tcp://46607 qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x229000) qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 47.685554][ T5743] cgroup: Unknown subsys name 'net' [ 47.814585][ T5743] cgroup: Unknown subsys name 'cpuset' [ 47.819506][ T5743] cgroup: Unknown subsys name 'rlimit' [ 70.941563][ T1439] ieee802154 phy0 wpan0: encryption failed: -22 [ 70.941601][ T1439] ieee802154 phy1 wpan1: encryption failed: -22 [ 76.062345][ T30] cfg80211: failed to load regulatory.db [ 78.020374][ T1127] ata1.00: NCQ disabled due to excessive errors [ 78.020394][ T1127] ata1.00: exception Emask 0x0 SAct 0x40000020 SErr 0x0 action 0x6 frozen [ 78.020415][ T1127] ata1.00: failed command: WRITE FPDMA QUEUED [ 78.020424][ T1127] ata1.00: cmd 61/00:28:36:c1:05/20:00:00:00:00/40 tag 5 ncq dma 4194304 ou [ 78.020424][ T1127] res 40/00:01:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 78.020465][ T1127] ata1.00: status: { DRDY } [ 78.020481][ T1127] ata1.00: failed command: WRITE FPDMA QUEUED [ 78.020490][ T1127] ata1.00: cmd 61/48:f0:36:21:05/11:00:00:00:00/40 tag 30 ncq dma 2265088 ou [ 78.020490][ T1127] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 78.020538][ T1127] ata1.00: status: { DRDY } [ 78.020581][ T1127] ata1: hard resetting link [ 78.344592][ T1127] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 78.345512][ T1127] ata1.00: configured for UDMA/100 [ 78.346697][ T1127] ata1: EH complete Setting up swapspace version 1, size = 127995904 bytes [ 79.125763][ T5743] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 81.264000][ T5763] 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. [ 81.266296][ T5763] ebtables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 81.268405][ T5763] arp_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 81.759104][ T37] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 81.759118][ T37] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 81.779255][ T54] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 81.779272][ T54] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.126541][ T5788] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.126632][ T5788] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.126721][ T5788] bridge_slave_0: entered allmulticast mode [ 83.128834][ T5788] bridge_slave_0: entered promiscuous mode [ 83.133313][ T5788] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.133471][ T5788] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.133568][ T5788] bridge_slave_1: entered allmulticast mode [ 83.135226][ T5788] bridge_slave_1: entered promiscuous mode [ 83.158934][ T5788] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.161959][ T5788] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.182059][ T5788] team0: Port device team_slave_0 added [ 83.184389][ T5788] team0: Port device team_slave_1 added [ 83.204020][ T5788] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 83.204034][ T5788] 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. [ 83.204056][ T5788] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 83.206086][ T5788] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 83.206098][ T5788] 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. [ 83.206118][ T5788] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 83.239430][ T5788] hsr_slave_0: entered promiscuous mode [ 83.240407][ T5788] hsr_slave_1: entered promiscuous mode [ 83.401246][ T5788] netdevsim netdevsim7 netdevsim0: renamed from eth0 [ 83.406658][ T5788] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 83.407834][ T5788] netdevsim netdevsim7 netdevsim1: renamed from eth1 [ 83.410652][ T5788] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 83.411330][ T5788] netdevsim netdevsim7 netdevsim2: renamed from eth2 [ 83.415275][ T5788] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 83.416079][ T5788] netdevsim netdevsim7 netdevsim3: renamed from eth3 [ 83.419591][ T5788] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 83.438935][ T5788] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.439024][ T5788] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.439384][ T5788] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.439496][ T5788] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.483588][ T5788] 8021q: adding VLAN 0 to HW filter on device bond0 [ 83.493354][ T37] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.493954][ T37] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.502518][ T5788] 8021q: adding VLAN 0 to HW filter on device team0 [ 83.509172][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.509219][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.513462][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.513507][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.832733][ T5788] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.004229][ T5788] veth0_vlan: entered promiscuous mode [ 84.010172][ T5788] veth1_vlan: entered promiscuous mode [ 84.024952][ T5788] veth0_macvtap: entered promiscuous mode [ 84.027042][ T5788] veth1_macvtap: entered promiscuous mode [ 84.034293][ T5788] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 84.038737][ T5788] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 84.070598][ T12] netdevsim netdevsim7 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.070634][ T12] netdevsim netdevsim7 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.070658][ T12] netdevsim netdevsim7 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.070681][ T12] netdevsim netdevsim7 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.132889][ T5777] netdevsim netdevsim7 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 84.200695][ T5777] netdevsim netdevsim7 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 84.253312][ T5777] netdevsim netdevsim7 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 84.317151][ T5777] netdevsim netdevsim7 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 84.326555][ T5831] ip_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 84.328216][ T5831] ip6_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 84.775887][ T5844] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 84.778188][ T5844] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 84.779908][ T5844] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 84.786253][ T5844] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 84.788217][ T5844] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 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). [ 85.834810][ T5777] bridge_slave_1: left allmulticast mode [ 85.834841][ T5777] bridge_slave_1: left promiscuous mode [ 85.835746][ T5777] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.838688][ T5777] bridge_slave_0: left allmulticast mode [ 85.838703][ T5777] bridge_slave_0: left promiscuous mode [ 85.838834][ T5777] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.937256][ T5777] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 85.940665][ T5777] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 85.946325][ T5777] bond0 (unregistering): Released all slaves [ 86.025124][ T5777] hsr_slave_0: left promiscuous mode [ 86.025495][ T5777] hsr_slave_1: left promiscuous mode [ 86.025878][ T5777] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 86.025893][ T5777] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 86.026491][ T5777] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 86.026501][ T5777] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 86.032767][ T5777] veth1_macvtap: left promiscuous mode [ 86.032813][ T5777] veth0_macvtap: left promiscuous mode [ 86.032891][ T5777] veth1_vlan: left promiscuous mode [ 86.032944][ T5777] veth0_vlan: left promiscuous mode [ 86.176632][ T5777] team0 (unregistering): Port device team_slave_1 removed [ 86.183914][ T5777] team0 (unregistering): Port device team_slave_0 removed [ 86.245634][ T5450] 8021q: adding VLAN 0 to HW filter on device eth2 [ 86.407331][ T5450] 8021q: adding VLAN 0 to HW filter on device eth3 [ 86.556840][ T5450] 8021q: adding VLAN 0 to HW filter on device eth4 [ 86.697148][ T5450] 8021q: adding VLAN 0 to HW filter on device eth5 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-build3012851156=/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 4f7b22a0cea 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=4f7b22a0cea479ab522e99815d78a4ad5784b1da -X github.com/google/syzkaller/prog.gitRevisionDate=20260904-144736" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=4f7b22a0cea479ab522e99815d78a4ad5784b1da -X github.com/google/syzkaller/prog.gitRevisionDate=20260904-144736" ./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=4f7b22a0cea479ab522e99815d78a4ad5784b1da -X github.com/google/syzkaller/prog.gitRevisionDate=20260904-144736" -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=\"4f7b22a0cea479ab522e99815d78a4ad5784b1da\" /usr/bin/ld: /tmp/cci8VCJb.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.