lost connection to test machine syzkaller login: qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x37c000) qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x20c000) [ 81.077763][ T1020] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 81.080425][ T1020] ata1: failed to read log page 10h (errno=-5) [ 81.082867][ T1020] ata1.00: exception Emask 0x1 SAct 0x18200000 SErr 0x0 action 0x0 [ 81.096742][ T1020] ata1.00: irq_stat 0x41000000 [ 81.104826][ T1020] ata1.00: failed command: WRITE FPDMA QUEUED [ 81.109068][ T1020] ata1.00: cmd 61/e0:a8:36:71:04/1b:00:00:00:00/40 tag 21 ncq dma 3653632 ou [ 81.109068][ T1020] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 81.126520][ T1020] ata1.00: status: { DRDY } [ 81.131520][ T1020] ata1.00: error: { ABRT } [ 81.136207][ T1020] ata1.00: failed command: WRITE FPDMA QUEUED [ 81.142215][ T1020] ata1.00: cmd 61/60:d8:ce:b9:04/10:00:00:00:00/40 tag 27 ncq dma 2146304 ou [ 81.142215][ T1020] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 81.161381][ T1020] ata1.00: status: { DRDY } [ 81.166262][ T1020] ata1.00: error: { ABRT } [ 81.169765][ T1020] ata1.00: failed command: WRITE FPDMA QUEUED [ 81.176979][ T1020] ata1.00: cmd 61/c8:e0:2e:ca:04/14:00:00:00:00/40 tag 28 ncq dma 2723840 ou [ 81.176979][ T1020] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 81.193890][ T1020] ata1.00: status: { DRDY } [ 81.200587][ T1020] ata1.00: error: { ABRT } [ 81.206867][ T1020] ata1.00: configured for UDMA/100 [ 81.215484][ T1020] ata1: EH complete Warning: Permanently added '[localhost]:2720' (ED25519) to the list of known hosts. qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0xa8000) qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) 2026/08/12 17:20:50 parsed 1 programs [ 90.294575][ T5280] cgroup: Unknown subsys name 'net' [ 90.372992][ T5280] cgroup: Unknown subsys name 'cpuset' [ 90.378556][ T5280] cgroup: Unknown subsys name 'rlimit' [ 91.982956][ T9] cfg80211: failed to load regulatory.db [ 116.315495][ T1020] ata1.00: exception Emask 0x0 SAct 0x40000020 SErr 0x0 action 0x6 frozen [ 116.319217][ T1020] ata1.00: failed command: WRITE FPDMA QUEUED [ 116.321857][ T1020] ata1.00: cmd 61/00:28:36:31:05/20:00:00:00:00/40 tag 5 ncq dma 4194304 ou [ 116.321857][ T1020] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 116.329494][ T1020] ata1.00: status: { DRDY } [ 116.331705][ T1020] ata1.00: failed command: WRITE FPDMA QUEUED [ 116.334445][ T1020] ata1.00: cmd 61/40:f0:36:f1:04/05:00:00:00:00/40 tag 30 ncq dma 688128 out [ 116.334445][ T1020] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 116.341932][ T1020] ata1.00: status: { DRDY } [ 116.343979][ T1020] ata1: hard resetting link [ 116.667987][ T1020] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 116.672747][ T1020] ata1.00: configured for UDMA/100 [ 116.675483][ T1020] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 116.696508][ T1020] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 116.699510][ T1020] ata1: failed to read log page 10h (errno=-5) [ 116.702208][ T1020] ata1.00: NCQ disabled due to excessive errors [ 116.704971][ T1020] ata1.00: exception Emask 0x1 SAct 0x600000 SErr 0x0 action 0x0 [ 116.708843][ T1020] ata1.00: irq_stat 0x41000000 [ 116.711046][ T1020] ata1.00: failed command: WRITE FPDMA QUEUED [ 116.713720][ T1020] ata1.00: cmd 61/00:a8:36:31:05/20:00:00:00:00/40 tag 21 ncq dma 4194304 ou [ 116.713720][ T1020] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 116.721768][ T1020] ata1.00: status: { DRDY } [ 116.723832][ T1020] ata1.00: failed command: WRITE FPDMA QUEUED [ 116.726842][ T1020] ata1.00: cmd 61/40:b0:36:f1:04/05:00:00:00:00/40 tag 22 ncq dma 688128 out [ 116.726842][ T1020] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 116.734174][ T1020] ata1.00: status: { DRDY } [ 116.738102][ T1020] ata1.00: configured for UDMA/100 [ 116.740999][ T1020] 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-build2549594815=/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 7e2882b326 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=7e2882b32698b70f3149aee00c41e3d2d941dca3 -X github.com/google/syzkaller/prog.gitRevisionDate=20251007-152513" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=7e2882b32698b70f3149aee00c41e3d2d941dca3 -X github.com/google/syzkaller/prog.gitRevisionDate=20251007-152513" ./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=7e2882b32698b70f3149aee00c41e3d2d941dca3 -X github.com/google/syzkaller/prog.gitRevisionDate=20251007-152513" -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=\"7e2882b32698b70f3149aee00c41e3d2d941dca3\" /usr/bin/ld: /tmp/ccIPdT26.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