lost connection to test machine syzkaller login: qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x270000) qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x213000) [ 107.364319][ T1025] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 107.364403][ T1025] ata1: failed to read log page 10h (errno=-5) [ 107.364417][ T1025] ata1.00: exception Emask 0x1 SAct 0x300 SErr 0x0 action 0x0 [ 107.364429][ T1025] ata1.00: irq_stat 0x41000000 [ 107.364440][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 107.364448][ T1025] ata1.00: cmd 61/80:40:b6:6d:04/13:00:00:00:00/40 tag 8 ncq dma 2555904 ou [ 107.364448][ T1025] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 107.364481][ T1025] ata1.00: status: { DRDY } [ 107.364491][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 107.364498][ T1025] ata1.00: cmd 61/98:48:36:81:04/10:00:00:00:00/40 tag 9 ncq dma 2174976 ou [ 107.364498][ T1025] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 107.364530][ T1025] ata1.00: status: { DRDY } [ 107.367028][ T1025] ata1.00: configured for UDMA/100 [ 107.369156][ T1025] ata1: EH complete [ 138.029783][ T1025] ata1.00: exception Emask 0x0 SAct 0x4000 SErr 0x0 action 0x6 frozen [ 138.029806][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 138.029813][ T1025] ata1.00: cmd 61/98:70:36:81:04/10:00:00:00:00/40 tag 14 ncq dma 2174976 ou [ 138.029813][ T1025] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 138.029841][ T1025] ata1.00: status: { DRDY } [ 138.029890][ T1025] ata1: hard resetting link [ 138.353803][ T1025] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 138.354834][ T1025] ata1.00: configured for UDMA/100 [ 138.355125][ T1025] ata1: EH complete Warning: Permanently added '[localhost]:11191' (ED25519) to the list of known hosts. 2026/10/01 21:19:12 parsed 1 programs qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0xba000) [ 143.592215][ T1025] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 143.592359][ T1025] ata1: failed to read log page 10h (errno=-5) [ 143.592367][ T1025] ata1.00: NCQ disabled due to excessive errors [ 143.592373][ T1025] ata1.00: exception Emask 0x1 SAct 0xc000 SErr 0x0 action 0x0 [ 143.592380][ T1025] ata1.00: irq_stat 0x41000000 [ 143.592389][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 143.592396][ T1025] ata1.00: cmd 61/d0:70:d6:cd:04/05:00:00:00:00/40 tag 14 ncq dma 761856 out [ 143.592396][ T1025] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 143.592425][ T1025] ata1.00: status: { DRDY } [ 143.592435][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 143.592441][ T1025] ata1.00: cmd 61/d8:78:a6:d3:04/0b:00:00:00:00/40 tag 15 ncq dma 1552384 ou [ 143.592441][ T1025] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 143.592460][ T1025] ata1.00: status: { DRDY } [ 143.602099][ T1025] ata1.00: configured for UDMA/100 [ 143.602669][ T1025] 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-build2816781856=/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 a21a8419b67 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=a21a8419b67b5ef8ebc3d6dd834d065e6860c41f -X 'github.com/google/syzkaller/prog.gitRevisionDate=20250203-100841'" -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=\"a21a8419b67b5ef8ebc3d6dd834d065e6860c41f\" /usr/bin/ld: /tmp/cch6CNe1.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