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 '10.128.1.13' (ED25519) to the list of known hosts. 2025/12/01 20:59:35 parsed 1 programs [ 45.094356][ T5813] cgroup: Unknown subsys name 'net' [ 45.202443][ T5813] cgroup: Unknown subsys name 'cpuset' [ 45.208862][ T5813] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 53.863046][ T5813] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 55.317007][ 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. [ 55.448849][ T5830] chnl_net:caif_netlink_parms(): no params data found [ 55.468796][ T5830] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.476764][ T5830] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.484104][ T5830] bridge_slave_0: entered allmulticast mode [ 55.490494][ T5830] bridge_slave_0: entered promiscuous mode [ 55.497389][ T5830] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.504651][ T5830] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.511920][ T5830] bridge_slave_1: entered allmulticast mode [ 55.518298][ T5830] bridge_slave_1: entered promiscuous mode [ 55.530562][ T5830] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.540621][ T5830] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.555225][ T5830] team0: Port device team_slave_0 added [ 55.561419][ T5830] team0: Port device team_slave_1 added [ 55.571641][ T5830] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 55.578610][ T5830] 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. [ 55.604931][ T5830] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 55.616342][ T5830] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 55.623586][ T5830] 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. [ 55.649758][ T5830] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 55.667015][ T5830] hsr_slave_0: entered promiscuous mode [ 55.672837][ T5830] hsr_slave_1: entered promiscuous mode [ 55.702718][ T5830] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 55.710523][ T5830] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 55.718180][ T5830] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 55.726058][ T5830] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 55.738320][ T5830] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.745549][ T5830] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.752892][ T5830] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.759930][ T5830] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.777110][ T5830] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.786285][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.793904][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.803960][ T5830] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.812453][ T59] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.819693][ T59] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.831755][ T59] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.838825][ T59] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.879152][ T5830] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.894511][ T5830] veth0_vlan: entered promiscuous mode [ 55.901971][ T5830] veth1_vlan: entered promiscuous mode [ 55.913067][ T5830] veth0_macvtap: entered promiscuous mode [ 55.919675][ T5830] veth1_macvtap: entered promiscuous mode [ 55.928894][ T5830] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 55.938300][ T5830] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 55.947580][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.956434][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.965897][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 55.974873][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.025363][ T58] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 56.088083][ T58] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 56.134632][ T58] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 56.183062][ T58] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 56.198760][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 56.207701][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 56.218293][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 56.226287][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 56.343504][ T5892] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 56.350743][ T5892] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 56.358165][ T5892] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 56.365814][ T5892] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 56.373433][ T5892] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2025/12/01 20:59:49 executed programs: 0 [ 59.121698][ T58] bridge_slave_1: left allmulticast mode [ 59.127497][ T58] bridge_slave_1: left promiscuous mode [ 59.134848][ T58] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.142486][ T58] bridge_slave_0: left allmulticast mode [ 59.148220][ T58] bridge_slave_0: left promiscuous mode [ 59.154181][ T58] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.203736][ T58] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 59.213014][ T58] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 59.222011][ T58] bond0 (unregistering): Released all slaves [ 59.313631][ T58] hsr_slave_0: left promiscuous mode [ 59.319216][ T58] hsr_slave_1: left promiscuous mode [ 59.324844][ T58] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 59.332334][ T58] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 59.339764][ T58] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 59.347198][ T58] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 59.355640][ T58] veth1_macvtap: left promiscuous mode [ 59.361130][ T58] veth0_macvtap: left promiscuous mode [ 59.366742][ T58] veth1_vlan: left promiscuous mode [ 59.372040][ T58] veth0_vlan: left promiscuous mode [ 59.399875][ T58] team0 (unregistering): Port device team_slave_1 removed [ 59.408653][ T58] team0 (unregistering): Port device team_slave_0 removed [ 62.564840][ T5134] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 62.572035][ T5134] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 62.579170][ T5134] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 62.586644][ T5134] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 62.594085][ T5134] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 62.632210][ T5983] chnl_net:caif_netlink_parms(): no params data found [ 62.651514][ T5983] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.658706][ T5983] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.666137][ T5983] bridge_slave_0: entered allmulticast mode [ 62.672389][ T5983] bridge_slave_0: entered promiscuous mode [ 62.678796][ T5983] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.686192][ T5983] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.693313][ T5983] bridge_slave_1: entered allmulticast mode [ 62.699554][ T5983] bridge_slave_1: entered promiscuous mode [ 62.711639][ T5983] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.721580][ T5983] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.735611][ T5983] team0: Port device team_slave_0 added [ 62.742046][ T5983] team0: Port device team_slave_1 added [ 62.752167][ T5983] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.759107][ T5983] 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. [ 62.785244][ T5983] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.796357][ T5983] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 62.803353][ T5983] 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. [ 62.829487][ T5983] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 62.847117][ T5983] hsr_slave_0: entered promiscuous mode [ 62.852936][ T5983] hsr_slave_1: entered promiscuous mode [ 63.036253][ T5983] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 63.045375][ T5983] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 63.053519][ T5983] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 63.061789][ T5983] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 63.075975][ T5983] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.083083][ T5983] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.090673][ T5983] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.097877][ T5983] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.122294][ T5983] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.132914][ T58] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.140548][ T58] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.152272][ T5983] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.162216][ T79] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.169296][ T79] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.178607][ T58] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.185727][ T58] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.247759][ T5983] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.268232][ T5983] veth0_vlan: entered promiscuous mode [ 63.276325][ T5983] veth1_vlan: entered promiscuous mode [ 63.296850][ T5983] veth0_macvtap: entered promiscuous mode [ 63.304290][ T5983] veth1_macvtap: entered promiscuous mode [ 63.314925][ T5983] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 63.334416][ T5983] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 63.344953][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.354046][ T79] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.363838][ T79] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.383838][ T79] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 63.428886][ T79] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.440292][ T79] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.451963][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.463029][ T12] 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-build1359059719=/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/ccZ4MFua.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