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 (0x1b3000) [ 41.732826][ T1121] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 41.732853][ T1121] ata1: failed to read log page 10h (errno=-5) [ 41.732869][ T1121] ata1.00: exception Emask 0x1 SAct 0x1800 SErr 0x0 action 0x0 [ 41.732886][ T1121] ata1.00: irq_stat 0x40000000 [ 41.732902][ T1121] ata1.00: failed command: WRITE FPDMA QUEUED [ 41.732911][ T1121] ata1.00: cmd 61/98:58:36:81:04/0d:00:00:00:00/40 tag 11 ncq dma 1781760 ou [ 41.732911][ T1121] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 41.732957][ T1121] ata1.00: status: { DRDY } [ 41.732978][ T1121] ata1.00: failed command: WRITE FPDMA QUEUED [ 41.732987][ T1121] ata1.00: cmd 61/60:60:ce:8e:04/03:00:00:00:00/40 tag 12 ncq dma 442368 out [ 41.732987][ T1121] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 41.733032][ T1121] ata1.00: status: { DRDY } [ 41.734220][ T1121] ata1.00: configured for UDMA/100 [ 41.734483][ T1121] ata1: EH complete Warning: Permanently added '[localhost]:18779' (ED25519) to the list of known hosts. 2026/11/05 05:42:11 parsed 1 programs 2026/11/05 05:42:11 serving rpc on tcp://39191 qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 46.786832][ T1121] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 46.786853][ T1121] ata1: failed to read log page 10h (errno=-5) [ 46.786866][ T1121] ata1.00: NCQ disabled due to excessive errors [ 46.786875][ T1121] ata1.00: exception Emask 0x1 SAct 0x60 SErr 0x0 action 0x0 [ 46.786888][ T1121] ata1.00: irq_stat 0x41000000 [ 46.786902][ T1121] ata1.00: failed command: WRITE FPDMA QUEUED [ 46.786911][ T1121] ata1.00: cmd 61/00:28:36:41:05/20:00:00:00:00/40 tag 5 ncq dma 4194304 ou [ 46.786911][ T1121] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 46.786951][ T1121] ata1.00: status: { DRDY } [ 46.786961][ T1121] ata1.00: error: { ABRT } [ 46.786973][ T1121] ata1.00: failed command: WRITE FPDMA QUEUED [ 46.786981][ T1121] ata1.00: cmd 61/88:30:36:61:05/14:00:00:00:00/40 tag 6 ncq dma 2691072 ou [ 46.786981][ T1121] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 46.787021][ T1121] ata1.00: status: { DRDY } [ 46.787030][ T1121] ata1.00: error: { ABRT } [ 46.787810][ T1121] ata1.00: configured for UDMA/100 [ 46.788183][ T1121] ata1: EH complete [ 46.845981][ T1121] ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0 [ 46.846010][ T1121] ata1.00: irq_stat 0x40000000 [ 46.846024][ T1121] ata1.00: failed command: WRITE DMA EXT [ 46.846032][ T1121] ata1.00: cmd 35/00:88:36:61:05/00:14:00:00:00/e0 tag 24 dma 2691072 out [ 46.846032][ T1121] res 41/04:88:36:61:05/00:14:00:00:00/e0 Emask 0x1 (device error) [ 46.846072][ T1121] ata1.00: status: { DRDY ERR } [ 46.846082][ T1121] ata1.00: error: { ABRT } [ 46.846891][ T1121] ata1.00: configured for UDMA/100 [ 46.846983][ T1121] ata1: EH complete [ 47.331616][ T5798] cgroup: Unknown subsys name 'net' [ 47.499354][ T5798] cgroup: Unknown subsys name 'cpuset' [ 47.504375][ T5798] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 48.532491][ T5798] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 50.875804][ T5806] 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. [ 50.878875][ T5806] ebtables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 50.881398][ T5806] arp_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 51.863523][ T5829] br_netfilter no longer supported in user namespaces [ 51.948832][ T5829] ip_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 51.949090][ T5829] ip6_tables: xtables 32bit compat interface no longer supported in namespaces and will be removed soon. [ 52.854981][ T65] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 52.855001][ T65] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 52.876974][ T65] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 52.876994][ T65] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.362505][ T5853] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.363237][ T5853] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.363329][ T5853] bridge_slave_0: entered allmulticast mode [ 53.364518][ T5853] bridge_slave_0: entered promiscuous mode [ 53.367789][ T5853] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.367859][ T5853] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.367941][ T5853] bridge_slave_1: entered allmulticast mode [ 53.369863][ T5853] bridge_slave_1: entered promiscuous mode [ 53.391991][ T5853] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.394555][ T5853] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.414789][ T5853] team0: Port device team_slave_0 added [ 53.417542][ T5853] team0: Port device team_slave_1 added [ 53.431317][ T5853] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.431329][ T5853] 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. [ 53.431345][ T5853] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.433682][ T5853] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.433694][ T5853] 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. [ 53.433713][ T5853] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.460189][ T5853] hsr_slave_0: entered promiscuous mode [ 53.461172][ T5853] hsr_slave_1: entered promiscuous mode [ 53.594613][ T5853] netdevsim netdevsim8 netdevsim0: renamed from eth0 [ 53.604110][ T5853] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 53.605021][ T5853] netdevsim netdevsim8 netdevsim1: renamed from eth1 [ 53.611487][ T5853] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 53.612227][ T5853] netdevsim netdevsim8 netdevsim2: renamed from eth2 [ 53.618355][ T5853] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 53.619314][ T5853] netdevsim netdevsim8 netdevsim3: renamed from eth3 [ 53.622424][ T5853] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 53.645393][ T5853] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.645500][ T5853] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.646215][ T5853] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.646309][ T5853] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.698950][ T5853] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.711187][ T78] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.711775][ T78] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.724856][ T5853] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.731347][ T65] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.731447][ T65] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.736937][ T65] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.737026][ T65] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.969750][ T5853] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.153696][ T5853] veth0_vlan: entered promiscuous mode [ 54.157546][ T5853] veth1_vlan: entered promiscuous mode [ 54.172700][ T5853] veth0_macvtap: entered promiscuous mode [ 54.174931][ T5853] veth1_macvtap: entered promiscuous mode [ 54.183982][ T5853] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 54.188233][ T5853] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 54.227516][ T5870] netdevsim netdevsim8 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.227542][ T5870] netdevsim netdevsim8 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.227559][ T5870] netdevsim netdevsim8 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.227575][ T5870] netdevsim netdevsim8 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.271799][ T5870] netdevsim netdevsim8 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 54.349961][ T5870] netdevsim netdevsim8 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 54.377640][ T5870] netdevsim netdevsim8 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 54.446670][ T5870] netdevsim netdevsim8 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 54.765976][ T5915] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 54.768523][ T5915] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 54.768942][ T5915] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 54.769859][ T5915] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 54.770423][ T5915] 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). [ 55.566965][ T5870] bridge_slave_1: left allmulticast mode [ 55.566998][ T5870] bridge_slave_1: left promiscuous mode [ 55.567640][ T5870] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.572226][ T5870] bridge_slave_0: left allmulticast mode [ 55.572245][ T5870] bridge_slave_0: left promiscuous mode [ 55.572432][ T5870] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.691491][ T5870] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 55.693585][ T5870] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 55.694680][ T5870] bond0 (unregistering): Released all slaves [ 55.780030][ T5505] 8021q: adding VLAN 0 to HW filter on device eth2 [ 55.801129][ T5870] hsr_slave_0: left promiscuous mode [ 55.801659][ T5870] hsr_slave_1: left promiscuous mode [ 55.802126][ T5870] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 55.802141][ T5870] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 55.802749][ T5870] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 55.802758][ T5870] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 55.812856][ T5870] veth1_macvtap: left promiscuous mode [ 55.812946][ T5870] veth0_macvtap: left promiscuous mode [ 55.813051][ T5870] veth1_vlan: left promiscuous mode [ 55.813157][ T5870] veth0_vlan: left promiscuous mode [ 56.009739][ T5870] team0 (unregistering): Port device team_slave_1 removed [ 56.020685][ T5870] team0 (unregistering): Port device team_slave_0 removed [ 56.269214][ T5505] 8021q: adding VLAN 0 to HW filter on device eth3 [ 56.452095][ T5505] 8021q: adding VLAN 0 to HW filter on device eth4 [ 56.655908][ T5505] 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-build2537284468=/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 924033e856 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=924033e8563a7d1a4ffcdc7fa0ae0eaa23ce5579 -X github.com/google/syzkaller/prog.gitRevisionDate=20260914-102306" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=924033e8563a7d1a4ffcdc7fa0ae0eaa23ce5579 -X github.com/google/syzkaller/prog.gitRevisionDate=20260914-102306" ./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=924033e8563a7d1a4ffcdc7fa0ae0eaa23ce5579 -X github.com/google/syzkaller/prog.gitRevisionDate=20260914-102306" -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=\"924033e8563a7d1a4ffcdc7fa0ae0eaa23ce5579\" /usr/bin/ld: /tmp/ccYEm8jO.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.