lost connection to test machine syzkaller login: qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0xed000) [ 120.215382][ T1021] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 120.218307][ T1021] ata1: failed to read log page 10h (errno=-5) [ 120.221068][ T1021] ata1.00: exception Emask 0x1 SAct 0xc000 SErr 0x0 action 0x0 [ 120.254450][ T1021] ata1.00: irq_stat 0x41000000 [ 120.257085][ T1021] ata1.00: failed command: WRITE FPDMA QUEUED [ 120.259672][ T1021] ata1.00: cmd 61/68:70:66:60:04/07:00:00:00:00/40 tag 14 ncq dma 970752 out [ 120.259672][ T1021] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 120.286143][ T1021] ata1.00: status: { DRDY } [ 120.288210][ T1021] ata1.00: failed command: WRITE FPDMA QUEUED [ 120.290862][ T1021] ata1.00: cmd 61/70:78:ce:67:04/10:00:00:00:00/40 tag 15 ncq dma 2154496 ou [ 120.290862][ T1021] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 120.314210][ T1021] ata1.00: status: { DRDY } [ 120.322325][ T1021] ata1.00: configured for UDMA/100 [ 120.329793][ T1021] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x328000) Warning: Permanently added '[localhost]:27003' (ED25519) to the list of known hosts. 2026/08/12 11:41:27 parsed 1 programs 2026/08/12 11:41:27 serving rpc on tcp://40309 [ 129.946310][ T5290] cgroup: Unknown subsys name 'net' [ 130.020253][ T5290] cgroup: Unknown subsys name 'cpuset' [ 130.027967][ T5290] cgroup: Unknown subsys name 'rlimit' [ 137.929569][ T1323] ieee802154 phy0 wpan0: encryption failed: -22 [ 137.933148][ T1323] ieee802154 phy1 wpan1: encryption failed: -22 [ 154.583521][ T1021] ata1.00: NCQ disabled due to excessive errors [ 154.586218][ T1021] ata1.00: exception Emask 0x0 SAct 0x100 SErr 0x0 action 0x6 frozen [ 154.590042][ T1021] ata1.00: failed command: WRITE FPDMA QUEUED [ 154.594210][ T1021] ata1.00: cmd 61/40:40:36:21:05/19:00:00:00:00/40 tag 8 ncq dma 3309568 ou [ 154.594210][ T1021] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 154.601510][ T1021] ata1.00: status: { DRDY } [ 154.604103][ T1021] ata1: hard resetting link [ 154.925352][ T1021] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 154.929903][ T1021] ata1.00: configured for UDMA/100 [ 154.932978][ T1021] ata1: EH complete qemu-system-x86_64: hw/ide/core.c:925: 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-build4162289701=/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 3c5eaa21b0 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=3c5eaa21b0dde97af48b7218aaad155b57ae3941 -X github.com/google/syzkaller/prog.gitRevisionDate=20260804-095432" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=3c5eaa21b0dde97af48b7218aaad155b57ae3941 -X github.com/google/syzkaller/prog.gitRevisionDate=20260804-095432" ./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=3c5eaa21b0dde97af48b7218aaad155b57ae3941 -X github.com/google/syzkaller/prog.gitRevisionDate=20260804-095432" -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=\"3c5eaa21b0dde97af48b7218aaad155b57ae3941\" /usr/bin/ld: /tmp/ccfv0jLg.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