SYZFAIL: failed to recv rpc SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 Warning: Permanently added '10.128.1.25' (ED25519) to the list of known hosts. 2026/10/28 19:45:56 parsed 1 programs [ 26.688289][ T30] kauditd_printk_skb: 4 callbacks suppressed [ 26.688308][ T30] audit: type=1400 audit(1793216756.930:92): avc: denied { node_bind } for pid=298 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 26.688677][ T30] audit: type=1400 audit(1793216756.930:93): avc: denied { module_request } for pid=298 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 27.672820][ T30] audit: type=1400 audit(1793216757.910:94): avc: denied { mounton } for pid=306 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 27.673148][ T30] audit: type=1400 audit(1793216757.910:95): avc: denied { mount } for pid=306 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 27.673730][ T306] cgroup: Unknown subsys name 'net' [ 27.674141][ T30] audit: type=1400 audit(1793216757.910:96): avc: denied { unmount } for pid=306 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 27.674260][ T306] cgroup: Unknown subsys name 'devices' [ 27.797768][ T306] cgroup: Unknown subsys name 'cpuset' [ 27.798313][ T306] cgroup: Unknown subsys name 'hugetlb' [ 27.798389][ T306] cgroup: Unknown subsys name 'rlimit' [ 27.798449][ T306] cgroup: Unknown subsys name 'memory' [ 27.898880][ T30] audit: type=1400 audit(1793216758.140:97): avc: denied { setattr } for pid=306 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 27.899243][ T30] audit: type=1400 audit(1793216758.140:98): avc: denied { create } for pid=306 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 27.899387][ T30] audit: type=1400 audit(1793216758.140:99): avc: denied { write } for pid=306 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 27.899549][ T30] audit: type=1400 audit(1793216758.140:100): avc: denied { read } for pid=306 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 27.900139][ T30] audit: type=1400 audit(1793216758.140:101): avc: denied { mounton } for pid=306 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 27.937610][ T309] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 28.033476][ T306] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 28.975424][ T316] request_module fs-gadgetfs succeeded, but still no fs? [ 29.313115][ T320] syz-executor (320) used greatest stack depth: 22504 bytes left [ 29.542122][ T343] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.542144][ T343] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.542186][ T343] bridge_slave_0: entered allmulticast mode [ 29.542970][ T343] bridge_slave_0: entered promiscuous mode [ 29.545537][ T343] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.545555][ T343] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.545584][ T343] bridge_slave_1: entered allmulticast mode [ 29.546036][ T343] bridge_slave_1: entered promiscuous mode [ 29.690432][ T343] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.690456][ T343] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.690571][ T343] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.690587][ T343] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.740901][ T41] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.741683][ T41] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.744467][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.744483][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.746135][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.746150][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.817595][ T343] veth0_vlan: entered promiscuous mode [ 29.825782][ T343] veth1_macvtap: entered promiscuous mode 2026/10/28 19:46:00 executed programs: 0 [ 29.958214][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.958235][ T378] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.958270][ T378] bridge_slave_0: entered allmulticast mode [ 29.958748][ T378] bridge_slave_0: entered promiscuous mode [ 29.961979][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.961996][ T378] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.962031][ T378] bridge_slave_1: entered allmulticast mode [ 29.962458][ T378] bridge_slave_1: entered promiscuous mode [ 30.053389][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.053407][ T378] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.053457][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.053466][ T378] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.078818][ T41] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.086073][ T41] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.096242][ T41] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.096263][ T41] bridge0: port 1(bridge_slave_0) entered forwarding state [ 30.098899][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.098918][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 30.144437][ T378] veth0_vlan: entered promiscuous mode [ 30.151479][ T378] veth1_macvtap: entered promiscuous mode SYZFAIL: failed to recv rpc [ 30.222118][ T306] syz-executor (306) used greatest stack depth: 21792 bytes left [ 30.239210][ T343] syz-executor (343) used greatest stack depth: 21536 bytes left [ 30.260638][ T41] bridge_slave_1: left allmulticast mode [ 30.260656][ T41] bridge_slave_1: left promiscuous mode [ 30.260728][ T41] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.261082][ T41] bridge_slave_0: left allmulticast mode [ 30.261092][ T41] bridge_slave_0: left promiscuous mode [ 30.261130][ T41] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.290516][ T378] syz-executor (378) used greatest stack depth: 21000 bytes left [ 30.349398][ T41] veth1_macvtap: left promiscuous mode [ 30.349466][ T41] veth0_vlan: left promiscuous mode fd=3 want=4 recv=0 n=0 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-build920300879=/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 a6c9c731229 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=a6c9c7312290da5bca2fc1be4872a7aeefb6e3ea -X github.com/google/syzkaller/prog.gitRevisionDate=20251104-181356" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=a6c9c7312290da5bca2fc1be4872a7aeefb6e3ea -X github.com/google/syzkaller/prog.gitRevisionDate=20251104-181356" ./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=a6c9c7312290da5bca2fc1be4872a7aeefb6e3ea -X github.com/google/syzkaller/prog.gitRevisionDate=20251104-181356" -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=\"a6c9c7312290da5bca2fc1be4872a7aeefb6e3ea\" /usr/bin/ld: /tmp/ccUgl1KW.o: in function `Connection::Connect(char const*, char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEPKcS1_]+0x386): 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