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) Warning: Permanently added '[localhost]:23183' (ED25519) to the list of known hosts. [ 97.293784][ T789] cfg80211: failed to load regulatory.db [ 154.906290][ T1011] ata1.00: exception Emask 0x0 SAct 0x4000 SErr 0x0 action 0x6 frozen [ 154.910192][ T1011] ata1.00: failed command: WRITE FPDMA QUEUED [ 154.913809][ T1011] ata1.00: cmd 61/00:70:36:c1:04/20:00:00:00:00/40 tag 14 ncq dma 4194304 ou [ 154.913809][ T1011] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 154.923138][ T1011] ata1.00: status: { DRDY } [ 154.925314][ T1011] ata1: hard resetting link [ 155.248315][ T1011] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 155.252802][ T1011] ata1.00: configured for UDMA/100 [ 155.257355][ T1011] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x181000) [ 155.297055][ T1011] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 155.299916][ T1011] ata1: failed to read log page 10h (errno=-5) [ 155.302569][ T1011] ata1.00: exception Emask 0x1 SAct 0x7c000001 SErr 0x0 action 0x0 [ 155.306910][ T1011] ata1.00: irq_stat 0x41000000 [ 155.309464][ T1011] ata1.00: failed command: WRITE FPDMA QUEUED [ 155.312527][ T1011] ata1.00: cmd 61/88:00:3e:4d:05/03:00:00:00:00/40 tag 0 ncq dma 462848 out [ 155.312527][ T1011] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 155.320932][ T1011] ata1.00: status: { DRDY } [ 155.323555][ T1011] ata1.00: failed command: WRITE FPDMA QUEUED [ 155.327128][ T1011] ata1.00: cmd 61/00:d0:36:c1:04/20:00:00:00:00/40 tag 26 ncq dma 4194304 ou [ 155.327128][ T1011] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 155.334550][ T1011] ata1.00: status: { DRDY } [ 155.338136][ T1011] ata1.00: failed command: WRITE FPDMA QUEUED [ 155.341583][ T1011] ata1.00: cmd 61/08:d8:96:04:10/00:00:00:00:00/40 tag 27 ncq dma 4096 out [ 155.341583][ T1011] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 155.350439][ T1011] ata1.00: status: { DRDY } [ 155.352720][ T1011] ata1.00: failed command: WRITE FPDMA QUEUED [ 155.355520][ T1011] ata1.00: cmd 61/00:e0:36:01:05/20:00:00:00:00/40 tag 28 ncq dma 4194304 ou [ 155.355520][ T1011] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 155.364221][ T1011] ata1.00: status: { DRDY } [ 155.366689][ T1011] ata1.00: failed command: WRITE FPDMA QUEUED [ 155.369636][ T1011] ata1.00: cmd 61/00:e8:36:21:05/20:00:00:00:00/40 tag 29 ncq dma 4194304 ou [ 155.369636][ T1011] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 155.380236][ T1011] ata1.00: status: { DRDY } [ 155.382648][ T1011] ata1.00: failed command: WRITE FPDMA QUEUED [ 155.385334][ T1011] ata1.00: cmd 61/08:f0:36:41:05/0c:00:00:00:00/40 tag 30 ncq dma 1576960 ou [ 155.385334][ T1011] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 155.393438][ T1011] ata1.00: status: { DRDY } [ 155.397061][ T1011] ata1.00: configured for UDMA/100 [ 155.400345][ T1011] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0xa8000) [ 215.706296][ T1011] ata1.00: NCQ disabled due to excessive errors [ 215.709444][ T1011] ata1.00: exception Emask 0x0 SAct 0x4100 SErr 0x0 action 0x6 frozen [ 215.714429][ T1011] ata1.00: failed command: WRITE FPDMA QUEUED [ 215.719759][ T1011] ata1.00: cmd 61/00:40:36:01:05/20:00:00:00:00/40 tag 8 ncq dma 4194304 ou [ 215.719759][ T1011] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 215.728000][ T1011] ata1.00: status: { DRDY } [ 215.730625][ T1011] ata1.00: failed command: WRITE FPDMA QUEUED [ 215.733650][ T1011] ata1.00: cmd 61/40:70:c6:61:05/05:00:00:00:00/40 tag 14 ncq dma 688128 out [ 215.733650][ T1011] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 215.742512][ T1011] ata1.00: status: { DRDY } [ 215.745023][ T1011] ata1: hard resetting link [ 216.069751][ T1011] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 216.077105][ T1011] ata1.00: configured for UDMA/100 [ 216.080170][ T1011] 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-build3429476267=/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 c3901742785f 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}}' ./sys/syz-sysgen | grep -q false || go install ./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=c3901742785ff25afdc6f470af7b25b69d7c4f2f -X 'github.com/google/syzkaller/prog.gitRevisionDate=20250301-144328'" -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=\"c3901742785ff25afdc6f470af7b25b69d7c4f2f\" /usr/bin/ld: /tmp/cckRUr2M.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