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]:10939' (ED25519) to the list of known hosts. 2026/08/01 04:12:26 parsed 1 programs [ 87.789947][ T5290] cgroup: Unknown subsys name 'net' [ 87.826591][ T5290] cgroup: Unknown subsys name 'cpuset' [ 87.833238][ T5290] cgroup: Unknown subsys name 'rlimit' [ 91.795328][ T10] cfg80211: failed to load regulatory.db [ 109.088935][ T1028] ata1.00: exception Emask 0x0 SAct 0x800 SErr 0x0 action 0x6 frozen [ 109.092662][ T1028] ata1.00: failed command: WRITE FPDMA QUEUED [ 109.095375][ T1028] ata1.00: cmd 61/00:58:36:81:04/20:00:00:00:00/40 tag 11 ncq dma 4194304 ou [ 109.095375][ T1028] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 109.103373][ T1028] ata1.00: status: { DRDY } [ 109.106199][ T1028] ata1: hard resetting link [ 109.429789][ T1028] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 109.435050][ T1028] ata1.00: configured for UDMA/100 [ 109.437650][ T1028] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 109.479278][ T1028] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 109.482246][ T1028] ata1: failed to read log page 10h (errno=-5) [ 109.484908][ T1028] ata1.00: exception Emask 0x1 SAct 0x70000001 SErr 0x0 action 0x0 [ 109.488214][ T1028] ata1.00: irq_stat 0x41000008 [ 109.510751][ T1028] ata1.00: failed command: WRITE FPDMA QUEUED [ 109.513427][ T1028] ata1.00: cmd 61/30:00:36:61:05/07:00:00:00:00/40 tag 0 ncq dma 942080 out [ 109.513427][ T1028] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 109.524362][ T1028] ata1.00: status: { DRDY } [ 109.526458][ T1028] ata1.00: error: { ABRT } [ 109.530244][ T1028] ata1.00: failed command: WRITE FPDMA QUEUED [ 109.533722][ T1028] ata1.00: cmd 61/00:e0:36:01:05/20:00:00:00:00/40 tag 28 ncq dma 4194304 ou [ 109.533722][ T1028] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 109.541719][ T1028] ata1.00: status: { DRDY } [ 109.543803][ T1028] ata1.00: error: { ABRT } [ 109.545669][ T1028] ata1.00: failed command: WRITE FPDMA QUEUED [ 109.548257][ T1028] ata1.00: cmd 61/00:e8:36:21:05/20:00:00:00:00/40 tag 29 ncq dma 4194304 ou [ 109.548257][ T1028] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 109.558676][ T1028] ata1.00: status: { DRDY } [ 109.561099][ T1028] ata1.00: error: { ABRT } [ 109.563131][ T1028] ata1.00: failed command: WRITE FPDMA QUEUED [ 109.565734][ T1028] ata1.00: cmd 61/00:f0:36:41:05/20:00:00:00:00/40 tag 30 ncq dma 4194304 ou [ 109.565734][ T1028] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 109.573429][ T1028] ata1.00: status: { DRDY } [ 109.575149][ T1028] ata1.00: error: { ABRT } [ 109.577932][ T1028] ata1.00: configured for UDMA/100 [ 109.581230][ T1028] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 137.871161][ T1332] ieee802154 phy0 wpan0: encryption failed: -22 [ 137.873842][ T1332] ieee802154 phy1 wpan1: encryption failed: -22 [ 139.808840][ T1028] ata1.00: NCQ disabled due to excessive errors [ 139.811516][ T1028] ata1.00: exception Emask 0x0 SAct 0x800 SErr 0x0 action 0x6 frozen [ 139.814950][ T1028] ata1.00: failed command: WRITE FPDMA QUEUED [ 139.817639][ T1028] ata1.00: cmd 61/00:58:36:41:05/20:00:00:00:00/40 tag 11 ncq dma 4194304 ou [ 139.817639][ T1028] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 139.825087][ T1028] ata1.00: status: { DRDY } [ 139.827968][ T1028] ata1: hard resetting link [ 140.150182][ T1028] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 140.155338][ T1028] ata1.00: configured for UDMA/100 [ 140.158399][ T1028] 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-build2679430640=/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 bf27483f96 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=bf27483f963359281b2d9b6d6efd36289f82e282 -X github.com/google/syzkaller/prog.gitRevisionDate=20250821-140520" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=bf27483f963359281b2d9b6d6efd36289f82e282 -X github.com/google/syzkaller/prog.gitRevisionDate=20250821-140520" ./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=bf27483f963359281b2d9b6d6efd36289f82e282 -X github.com/google/syzkaller/prog.gitRevisionDate=20250821-140520" -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=\"bf27483f963359281b2d9b6d6efd36289f82e282\" /usr/bin/ld: /tmp/cccHIb0o.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