lost connection to test machine syzkaller login: qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0xfa000) Warning: Permanently added '[localhost]:14514' (ED25519) to the list of known hosts. [ 97.326408][ T788] cfg80211: failed to load regulatory.db 2026/03/21 06:21:02 parsed 1 programs [ 149.820281][ T1012] ata1.00: exception Emask 0x0 SAct 0x4000 SErr 0x0 action 0x6 frozen [ 149.824353][ T1012] ata1.00: failed command: WRITE FPDMA QUEUED [ 149.826991][ T1012] ata1.00: cmd 61/d0:70:26:5f:04/07:00:00:00:00/40 tag 14 ncq dma 1024000 ou [ 149.826991][ T1012] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 149.835202][ T1012] ata1.00: status: { DRDY } [ 149.837717][ T1012] ata1: hard resetting link [ 150.163477][ T1012] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 150.167700][ T1012] ata1.00: configured for UDMA/100 [ 150.171238][ T1012] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 150.201335][ T1012] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 150.204887][ T1012] ata1: failed to read log page 10h (errno=-5) [ 150.207605][ T1012] ata1.00: exception Emask 0x1 SAct 0x7e SErr 0x0 action 0x0 [ 150.212660][ T1012] ata1.00: irq_stat 0x41000000 [ 150.215480][ T1012] ata1.00: failed command: WRITE FPDMA QUEUED [ 150.218238][ T1012] ata1.00: cmd 61/20:08:36:81:04/1d:00:00:00:00/40 tag 1 ncq dma 3817472 ou [ 150.218238][ T1012] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 150.226887][ T1012] ata1.00: status: { DRDY } [ 150.230358][ T1012] ata1.00: failed command: WRITE FPDMA QUEUED [ 150.233594][ T1012] ata1.00: cmd 61/00:10:56:9e:04/20:00:00:00:00/40 tag 2 ncq dma 4194304 ou [ 150.233594][ T1012] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 150.241900][ T1012] ata1.00: status: { DRDY } [ 150.244037][ T1012] ata1.00: failed command: WRITE FPDMA QUEUED [ 150.246962][ T1012] ata1.00: cmd 61/e0:18:56:be:04/02:00:00:00:00/40 tag 3 ncq dma 376832 out [ 150.246962][ T1012] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 150.256421][ T1012] ata1.00: status: { DRDY } [ 150.258463][ T1012] ata1.00: failed command: WRITE FPDMA QUEUED [ 150.261777][ T1012] ata1.00: cmd 61/00:20:36:c1:04/20:00:00:00:00/40 tag 4 ncq dma 4194304 ou [ 150.261777][ T1012] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 150.271162][ T1012] ata1.00: status: { DRDY } [ 150.273213][ T1012] ata1.00: failed command: WRITE FPDMA QUEUED [ 150.275873][ T1012] ata1.00: cmd 61/00:28:36:e1:04/20:00:00:00:00/40 tag 5 ncq dma 4194304 ou [ 150.275873][ T1012] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 150.285072][ T1012] ata1.00: status: { DRDY } [ 150.287324][ T1012] ata1.00: failed command: WRITE FPDMA QUEUED [ 150.290250][ T1012] ata1.00: cmd 61/00:30:36:01:05/20:00:00:00:00/40 tag 6 ncq dma 4194304 ou [ 150.290250][ T1012] res 50/00:01:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 150.298833][ T1012] ata1.00: status: { DRDY } [ 150.302520][ T1012] ata1.00: configured for UDMA/100 [ 150.305621][ T1012] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 180.540355][ T1012] ata1.00: NCQ disabled due to excessive errors [ 180.543879][ T1012] ata1.00: exception Emask 0x0 SAct 0x4000 SErr 0x0 action 0x6 frozen [ 180.548443][ T1012] ata1.00: failed command: WRITE FPDMA QUEUED [ 180.552690][ T1012] ata1.00: cmd 61/00:70:36:21:05/20:00:00:00:00/40 tag 14 ncq dma 4194304 ou [ 180.552690][ T1012] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 180.561849][ T1012] ata1.00: status: { DRDY } [ 180.564480][ T1012] ata1: hard resetting link [ 180.883251][ T1012] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 180.887646][ T1012] ata1.00: configured for UDMA/100 [ 180.890936][ T1012] 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-build912235021=/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 d1b870e1003b 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=d1b870e1003b52891d2196c1e2ee42fe905010ba -X github.com/google/syzkaller/prog.gitRevisionDate=20251128-125159" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=d1b870e1003b52891d2196c1e2ee42fe905010ba -X github.com/google/syzkaller/prog.gitRevisionDate=20251128-125159" ./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=d1b870e1003b52891d2196c1e2ee42fe905010ba -X github.com/google/syzkaller/prog.gitRevisionDate=20251128-125159" -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=\"d1b870e1003b52891d2196c1e2ee42fe905010ba\" /usr/bin/ld: /tmp/ccLwpsJq.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