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]:32228' (ED25519) to the list of known hosts. 2026/04/18 20:52:40 parsed 1 programs [ 96.987441][ T9] cfg80211: failed to load regulatory.db [ 99.152639][ T5316] cgroup: Unknown subsys name 'net' [ 99.208275][ T5316] cgroup: Unknown subsys name 'cpuset' [ 99.217318][ T5316] cgroup: Unknown subsys name 'rlimit' [ 143.067155][ T1320] ieee802154 phy0 wpan0: encryption failed: -22 [ 143.070813][ T1320] ieee802154 phy1 wpan1: encryption failed: -22 [ 150.764334][ T1016] ata1.00: exception Emask 0x0 SAct 0x800 SErr 0x0 action 0x6 frozen [ 150.768020][ T1016] ata1.00: failed command: WRITE FPDMA QUEUED [ 150.770717][ T1016] ata1.00: cmd 61/00:58:36:c1:04/20:00:00:00:00/40 tag 11 ncq dma 4194304 ou [ 150.770717][ T1016] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 150.778396][ T1016] ata1.00: status: { DRDY } [ 150.781006][ T1016] ata1: hard resetting link [ 151.105249][ T1016] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 151.110466][ T1016] ata1.00: configured for UDMA/100 [ 151.113711][ T1016] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 151.136541][ T1016] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 151.147411][ T1016] ata1: failed to read log page 10h (errno=-5) [ 151.156223][ T1016] ata1.00: exception Emask 0x1 SAct 0x1d800000 SErr 0x0 action 0x0 [ 151.164435][ T1016] ata1.00: irq_stat 0x41000000 [ 151.174198][ T1016] ata1.00: failed command: WRITE FPDMA QUEUED [ 151.179376][ T1016] ata1.00: cmd 61/00:b8:36:c1:04/20:00:00:00:00/40 tag 23 ncq dma 4194304 ou [ 151.179376][ T1016] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 151.193993][ T1016] ata1.00: status: { DRDY } [ 151.203060][ T1016] ata1.00: failed command: WRITE FPDMA QUEUED [ 151.206675][ T1016] ata1.00: cmd 61/08:c0:4e:04:10/00:00:00:00:00/40 tag 24 ncq dma 4096 out [ 151.206675][ T1016] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 151.215032][ T1016] ata1.00: status: { DRDY } [ 151.217040][ T1016] ata1.00: failed command: WRITE FPDMA QUEUED [ 151.219923][ T1016] ata1.00: cmd 61/00:d0:36:01:05/20:00:00:00:00/40 tag 26 ncq dma 4194304 ou [ 151.219923][ T1016] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 151.228387][ T1016] ata1.00: status: { DRDY } [ 151.230612][ T1016] ata1.00: failed command: WRITE FPDMA QUEUED [ 151.233402][ T1016] ata1.00: cmd 61/00:d8:36:21:05/20:00:00:00:00/40 tag 27 ncq dma 4194304 ou [ 151.233402][ T1016] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 151.241613][ T1016] ata1.00: status: { DRDY } [ 151.243797][ T1016] ata1.00: failed command: WRITE FPDMA QUEUED [ 151.247036][ T1016] ata1.00: cmd 61/00:e0:36:41:05/17:00:00:00:00/40 tag 28 ncq dma 3014656 ou [ 151.247036][ T1016] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 151.255073][ T1016] ata1.00: status: { DRDY } [ 151.258449][ T1016] ata1.00: configured for UDMA/100 [ 151.261522][ T1016] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 204.506208][ T1320] ieee802154 phy0 wpan0: encryption failed: -22 [ 204.509240][ T1320] ieee802154 phy1 wpan1: encryption failed: -22 [ 211.564215][ T1016] ata1.00: NCQ disabled due to excessive errors [ 211.567208][ T1016] ata1.00: exception Emask 0x0 SAct 0x20 SErr 0x0 action 0x6 frozen [ 211.570954][ T1016] ata1.00: failed command: WRITE FPDMA QUEUED [ 211.573704][ T1016] ata1.00: cmd 61/00:28:36:21:05/20:00:00:00:00/40 tag 5 ncq dma 4194304 ou [ 211.573704][ T1016] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 211.581767][ T1016] ata1.00: status: { DRDY } [ 211.584825][ T1016] ata1: hard resetting link [ 211.908721][ T1016] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 211.912678][ T1016] ata1.00: configured for UDMA/100 [ 211.915861][ T1016] ata1: EH complete Setting up swapspace version 1, size = 127995904 bytes [ 213.627965][ T5316] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 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-build1863830259=/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/cc03VJLj.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