lost connection to test machine syzkaller login: qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x1d0000) Warning: Permanently added '[localhost]:42526' (ED25519) to the list of known hosts. 2026/10/10 06:01:12 parsed 1 programs [ 89.989554][ T5285] cgroup: Unknown subsys name 'net' [ 90.060493][ T5285] cgroup: Unknown subsys name 'cpuset' [ 90.070988][ T5285] cgroup: Unknown subsys name 'rlimit' [ 92.040382][ T807] cfg80211: failed to load regulatory.db [ 110.614064][ T1024] ata1.00: exception Emask 0x0 SAct 0x4000 SErr 0x0 action 0x6 frozen [ 110.614090][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED [ 110.614098][ T1024] ata1.00: cmd 61/80:70:7e:99:04/0e:00:00:00:00/40 tag 14 ncq dma 1900544 ou [ 110.614098][ T1024] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 110.614121][ T1024] ata1.00: status: { DRDY } [ 110.614162][ T1024] ata1: hard resetting link [ 110.935656][ T1024] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 110.936683][ T1024] ata1.00: configured for UDMA/100 [ 110.936953][ T1024] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 110.974989][ C0] ata1: illegal qc_active transition (00000000->00000001) [ 110.983500][ T1024] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 110.983521][ T1024] ata1: failed to read log page 10h (errno=-5) [ 110.983538][ T1024] ata1.00: exception Emask 0x1 SAct 0x3e8 SErr 0x0 action 0x6 frozen [ 110.983548][ T1024] ata1.00: irq_stat 0x41000000 [ 110.983559][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED [ 110.983567][ T1024] ata1.00: cmd 61/b0:18:86:f8:04/08:00:00:00:00/40 tag 3 ncq dma 1138688 ou [ 110.983567][ T1024] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 110.983597][ T1024] ata1.00: status: { DRDY } [ 110.983609][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED [ 110.983615][ T1024] ata1.00: cmd 61/40:28:0e:0e:05/09:00:00:00:00/40 tag 5 ncq dma 1212416 ou [ 110.983615][ T1024] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 110.983646][ T1024] ata1.00: status: { DRDY } [ 110.983655][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED [ 110.983663][ T1024] ata1.00: cmd 61/38:30:4e:17:05/0d:00:00:00:00/40 tag 6 ncq dma 1732608 ou [ 110.983663][ T1024] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 111.037655][ T1024] ata1.00: status: { DRDY } [ 111.037675][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED [ 111.037683][ T1024] ata1.00: cmd 61/b0:38:86:24:05/1c:00:00:00:00/40 tag 7 ncq dma 3760128 ou [ 111.037683][ T1024] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 111.037716][ T1024] ata1.00: status: { DRDY } [ 111.037726][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED [ 111.037733][ T1024] ata1.00: cmd 61/00:40:36:41:05/20:00:00:00:00/40 tag 8 ncq dma 4194304 ou [ 111.037733][ T1024] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 111.037764][ T1024] ata1.00: status: { DRDY } [ 111.037774][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED [ 111.037781][ T1024] ata1.00: cmd 61/00:48:36:61:05/20:00:00:00:00/40 tag 9 ncq dma 4194304 ou [ 111.037781][ T1024] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 111.037812][ T1024] ata1.00: status: { DRDY } [ 111.037885][ T1024] ata1: hard resetting link [ 111.355978][ T1024] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 111.357046][ T1024] ata1.00: configured for UDMA/100 [ 111.677678][ T1024] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 111.678726][ T1024] ata1.00: configured for UDMA/100 qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 111.679083][ T1024] ata1: EH complete [ 138.116322][ T1330] ieee802154 phy0 wpan0: encryption failed: -22 [ 138.116479][ T1330] ieee802154 phy1 wpan1: encryption failed: -22 [ 141.974018][ T1024] ata1.00: NCQ disabled due to excessive errors [ 141.974039][ T1024] ata1.00: exception Emask 0x0 SAct 0x200000 SErr 0x0 action 0x6 frozen [ 141.974055][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED [ 141.974062][ T1024] ata1.00: cmd 61/00:a8:36:61:05/20:00:00:00:00/40 tag 21 ncq dma 4194304 ou [ 141.974062][ T1024] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 141.974091][ T1024] ata1.00: status: { DRDY } [ 141.974140][ T1024] ata1: hard resetting link [ 142.294438][ T1024] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 142.295411][ T1024] ata1.00: configured for UDMA/100 [ 142.295691][ T1024] ata1: EH complete Setting up swapspace version 1, size = 127995904 bytes [ 143.873202][ T5285] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 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-build1313053502=/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 2cf092b8cfc 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=2cf092b8cfccda3ad7fc30eeaf025f97bd331bb8 -X github.com/google/syzkaller/prog.gitRevisionDate=20260227-135944" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=2cf092b8cfccda3ad7fc30eeaf025f97bd331bb8 -X github.com/google/syzkaller/prog.gitRevisionDate=20260227-135944" ./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=2cf092b8cfccda3ad7fc30eeaf025f97bd331bb8 -X github.com/google/syzkaller/prog.gitRevisionDate=20260227-135944" -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=\"2cf092b8cfccda3ad7fc30eeaf025f97bd331bb8\" /usr/bin/ld: /tmp/ccuJVGMr.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