lost connection to test machine syzkaller login: qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 87.494989][ T1029] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 87.506244][ T1029] ata1: failed to read log page 10h (errno=-5) [ 87.515374][ T1029] ata1.00: exception Emask 0x1 SAct 0x60 SErr 0x0 action 0x0 [ 87.527162][ T1029] ata1.00: irq_stat 0x41000000 [ 87.529849][ T1029] ata1.00: failed command: WRITE FPDMA QUEUED [ 87.536143][ T1029] ata1.00: cmd 61/00:28:36:81:04/20:00:00:00:00/40 tag 5 ncq dma 4194304 ou [ 87.536143][ T1029] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 87.553100][ T1029] ata1.00: status: { DRDY } [ 87.560779][ T1029] ata1.00: failed command: WRITE FPDMA QUEUED [ 87.571622][ T1029] ata1.00: cmd 61/e0:30:36:a1:04/17:00:00:00:00/40 tag 6 ncq dma 3129344 ou [ 87.571622][ T1029] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 87.591320][ T1029] ata1.00: status: { DRDY } [ 87.594449][ T1029] ata1.00: configured for UDMA/100 [ 87.601323][ T1029] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x258000) [ 87.634320][ T1029] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 87.640973][ T1029] ata1: failed to read log page 10h (errno=-5) [ 87.651072][ T1029] ata1.00: exception Emask 0x1 SAct 0x50000000 SErr 0x0 action 0x0 [ 87.654972][ T1029] ata1.00: irq_stat 0x41000008 [ 87.657113][ T1029] ata1.00: failed command: WRITE FPDMA QUEUED [ 87.659739][ T1029] ata1.00: cmd 61/c0:e0:76:c6:04/02:00:00:00:00/40 tag 28 ncq dma 360448 out [ 87.659739][ T1029] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 87.680970][ T1029] ata1.00: status: { DRDY } [ 87.683055][ T1029] ata1.00: error: { ABRT } [ 87.685804][ T1029] ata1.00: failed command: WRITE FPDMA QUEUED [ 87.692085][ T1029] ata1.00: cmd 61/c0:f0:76:ce:04/12:00:00:00:00/40 tag 30 ncq dma 2457600 ou [ 87.692085][ T1029] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 87.711006][ T1029] ata1.00: status: { DRDY } [ 87.713193][ T1029] ata1.00: error: { ABRT } [ 87.721369][ T1029] ata1.00: configured for UDMA/100 [ 87.724472][ T1029] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 91.343027][ T1029] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 91.354000][ T1029] ata1: failed to read log page 10h (errno=-5) [ 91.363140][ T1029] ata1.00: NCQ disabled due to excessive errors [ 91.376983][ T1029] ata1.00: exception Emask 0x1 SAct 0x70 SErr 0x0 action 0x0 [ 91.391681][ T1029] ata1.00: irq_stat 0x41000000 [ 91.398681][ T1029] ata1.00: failed command: WRITE FPDMA QUEUED [ 91.417935][ T1029] ata1.00: cmd 61/00:20:36:e1:04/20:00:00:00:00/40 tag 4 ncq dma 4194304 ou [ 91.417935][ T1029] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 91.442727][ T1029] ata1.00: status: { DRDY } [ 91.451058][ T1029] ata1.00: failed command: WRITE FPDMA QUEUED [ 91.454038][ T1029] ata1.00: cmd 61/00:28:36:01:05/20:00:00:00:00/40 tag 5 ncq dma 4194304 ou [ 91.454038][ T1029] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 91.471632][ T1029] ata1.00: status: { DRDY } [ 91.481533][ T1029] ata1.00: failed command: WRITE FPDMA QUEUED [ 91.484526][ T1029] ata1.00: cmd 61/b8:30:36:21:05/1a:00:00:00:00/40 tag 6 ncq dma 3502080 ou [ 91.484526][ T1029] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 91.501237][ T1029] ata1.00: status: { DRDY } [ 91.504551][ T1029] ata1.00: configured for UDMA/100 [ 91.511301][ T1029] ata1: EH complete Warning: Permanently added '[localhost]:3335' (ED25519) to the list of known hosts. 2026/06/06 00:35:35 parsed 1 programs [ 96.517293][ T5305] cgroup: Unknown subsys name 'net' [ 96.610795][ T5305] cgroup: Unknown subsys name 'cpuset' [ 96.630696][ T5305] cgroup: Unknown subsys name 'rlimit' [ 96.937883][ T9] cfg80211: failed to load regulatory.db [ 98.295976][ T5305] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 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-build1577329867=/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 dcc075fb5dfd 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=dcc075fb5dfde991fc068b0cfbe08910e5980246 -X github.com/google/syzkaller/prog.gitRevisionDate=20250814-112955" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=dcc075fb5dfde991fc068b0cfbe08910e5980246 -X github.com/google/syzkaller/prog.gitRevisionDate=20250814-112955" ./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=dcc075fb5dfde991fc068b0cfbe08910e5980246 -X github.com/google/syzkaller/prog.gitRevisionDate=20250814-112955" -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=\"dcc075fb5dfde991fc068b0cfbe08910e5980246\" /usr/bin/ld: /tmp/ccRUqiPi.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