lost connection to test machine syzkaller login: qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x1af000) Warning: Permanently added '[localhost]:65254' (ED25519) to the list of known hosts. 2026/05/22 22:15:08 parsed 1 programs [ 96.983519][ T10] cfg80211: failed to load regulatory.db [ 97.137329][ T5295] cgroup: Unknown subsys name 'net' [ 97.208470][ T5295] cgroup: Unknown subsys name 'cpuset' [ 97.214829][ T5295] cgroup: Unknown subsys name 'rlimit' [ 143.054995][ T1331] ieee802154 phy0 wpan0: encryption failed: -22 [ 143.057826][ T1331] ieee802154 phy1 wpan1: encryption failed: -22 [ 148.192668][ T1027] ata1.00: exception Emask 0x0 SAct 0x4000 SErr 0x0 action 0x6 frozen [ 148.196334][ T1027] ata1.00: failed command: WRITE FPDMA QUEUED [ 148.199279][ T1027] ata1.00: cmd 61/78:70:36:81:04/0d:00:00:00:00/40 tag 14 ncq dma 1765376 ou [ 148.199279][ T1027] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 148.207053][ T1027] ata1.00: status: { DRDY } [ 148.209634][ T1027] ata1: hard resetting link [ 148.533731][ T1027] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 148.538111][ T1027] ata1.00: configured for UDMA/100 [ 148.541155][ T1027] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x3a9000) [ 148.564614][ C0] ata1: illegal qc_active transition (00000000->00000001) [ 148.568461][ T1027] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 148.575670][ T1027] ata1: failed to read log page 10h (errno=-5) [ 148.583011][ T1027] ata1.00: NCQ disabled due to excessive errors [ 148.592345][ T1027] ata1.00: exception Emask 0x1 SAct 0x1b80 SErr 0x0 action 0x6 frozen [ 148.596357][ T1027] ata1.00: irq_stat 0x40000000 [ 148.604391][ T1027] ata1.00: failed command: WRITE FPDMA QUEUED [ 148.607872][ T1027] ata1.00: cmd 61/00:38:36:01:05/20:00:00:00:00/40 tag 7 ncq dma 4194304 ou [ 148.607872][ T1027] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 148.627875][ T1027] ata1.00: status: { DRDY } [ 148.629844][ T1027] ata1.00: failed command: WRITE FPDMA QUEUED [ 148.633462][ T1027] ata1.00: cmd 61/78:40:36:81:04/0d:00:00:00:00/40 tag 8 ncq dma 1765376 ou [ 148.633462][ T1027] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 148.641236][ T1027] ata1.00: status: { DRDY } [ 148.644300][ T1027] ata1.00: failed command: WRITE FPDMA QUEUED [ 148.647196][ T1027] ata1.00: cmd 61/08:48:56:04:10/00:00:00:00:00/40 tag 9 ncq dma 4096 out [ 148.647196][ T1027] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 148.655166][ T1027] ata1.00: status: { DRDY } [ 148.657126][ T1027] ata1.00: failed command: WRITE FPDMA QUEUED [ 148.659726][ T1027] ata1.00: cmd 61/48:58:36:21:05/1d:00:00:00:00/40 tag 11 ncq dma 3837952 ou [ 148.659726][ T1027] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 148.667638][ T1027] ata1.00: status: { DRDY } [ 148.669798][ T1027] ata1.00: failed command: WRITE FPDMA QUEUED [ 148.672925][ T1027] ata1.00: cmd 61/b8:60:7e:3e:05/02:00:00:00:00/40 tag 12 ncq dma 356352 out [ 148.672925][ T1027] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 148.680323][ T1027] ata1.00: status: { DRDY } [ 148.682894][ T1027] ata1: hard resetting link [ 149.005944][ T1027] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 149.010586][ T1027] ata1.00: configured for UDMA/100 [ 149.334220][ T1027] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 149.339048][ T1027] ata1.00: configured for UDMA/100 [ 149.341890][ T1027] ata1: EH complete qemu-system-x86_64: hw/ide/core.c:934: ide_dma_cb: Assertion `prep_size >= 0 && prep_size <= n * 512' failed. Connection to localhost closed by remote host. 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-build62343815=/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 441e25b7d7c6 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=441e25b7d7c63feca88d8ce1929e6bec29fb9019 -X github.com/google/syzkaller/prog.gitRevisionDate=20260210-192031" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=441e25b7d7c63feca88d8ce1929e6bec29fb9019 -X github.com/google/syzkaller/prog.gitRevisionDate=20260210-192031" ./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=441e25b7d7c63feca88d8ce1929e6bec29fb9019 -X github.com/google/syzkaller/prog.gitRevisionDate=20260210-192031" -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=\"441e25b7d7c63feca88d8ce1929e6bec29fb9019\" /usr/bin/ld: /tmp/ccWqcRJ9.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