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) [ 91.925486][ T10] cfg80211: failed to load regulatory.db Warning: Permanently added '[localhost]:30539' (ED25519) to the list of known hosts. 2026/09/17 02:08:46 parsed 1 programs 2026/09/17 02:08:46 serving rpc on tcp://38533 [ 96.572980][ T5287] cgroup: Unknown subsys name 'net' [ 96.624230][ T5287] cgroup: Unknown subsys name 'cpuset' [ 96.628137][ T5287] cgroup: Unknown subsys name 'rlimit' [ 117.530042][ T1024] ata1.00: exception Emask 0x0 SAct 0x4000 SErr 0x0 action 0x6 frozen [ 117.530070][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED [ 117.530078][ T1024] ata1.00: cmd 61/00:70:36:81:04/20:00:00:00:00/40 tag 14 ncq dma 4194304 ou [ 117.530078][ T1024] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 117.530107][ T1024] ata1.00: status: { DRDY } [ 117.530148][ T1024] ata1: hard resetting link [ 117.854290][ T1024] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 117.855240][ T1024] ata1.00: configured for UDMA/100 [ 117.855521][ T1024] ata1: EH complete Setting up swapspace version 1, size = 127995904 bytes [ 119.296232][ T5287] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0xa8000) [ 121.760867][ T1024] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 121.760887][ T1024] ata1: failed to read log page 10h (errno=-5) [ 121.760897][ T1024] ata1.00: NCQ disabled due to excessive errors [ 121.760905][ T1024] ata1.00: exception Emask 0x1 SAct 0xc000 SErr 0x0 action 0x0 [ 121.760915][ T1024] ata1.00: irq_stat 0x41000000 [ 121.760925][ T1024] ata1.00: failed command: READ FPDMA QUEUED [ 121.760932][ T1024] ata1.00: cmd 60/40:70:36:51:05/05:00:00:00:00/40 tag 14 ncq dma 688128 in [ 121.760932][ T1024] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 121.760961][ T1024] ata1.00: status: { DRDY } [ 121.760968][ T1024] ata1.00: error: { ABRT } [ 121.760977][ T1024] ata1.00: failed command: READ FPDMA QUEUED [ 121.760983][ T1024] ata1.00: cmd 60/c0:78:76:56:05/02:00:00:00:00/40 tag 15 ncq dma 360448 in [ 121.760983][ T1024] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 121.761010][ T1024] ata1.00: status: { DRDY } [ 121.761017][ T1024] ata1.00: error: { ABRT } [ 121.762668][ T1024] ata1.00: configured for UDMA/100 [ 121.763094][ T1024] sd 0:0:0:0: [sda] tag#14 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s [ 121.763126][ T1024] sd 0:0:0:0: [sda] tag#14 Sense Key : Aborted Command [current] [ 121.763149][ T1024] sd 0:0:0:0: [sda] tag#14 Add. Sense: No additional sense information [ 121.763173][ T1024] sd 0:0:0:0: [sda] tag#14 CDB: Read(10) 28 00 00 05 51 36 00 05 40 00 [ 121.763186][ T1024] I/O error, dev sda, sector 348470 op 0x0:(READ) flags 0x84700 phys_seg 168 prio class 2 [ 121.763396][ T1024] sd 0:0:0:0: [sda] tag#15 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s [ 121.763421][ T1024] sd 0:0:0:0: [sda] tag#15 Sense Key : Aborted Command [current] [ 121.763442][ T1024] sd 0:0:0:0: [sda] tag#15 Add. Sense: No additional sense information [ 121.763464][ T1024] sd 0:0:0:0: [sda] tag#15 CDB: Read(10) 28 00 00 05 56 76 00 02 c0 00 [ 121.763475][ T1024] I/O error, dev sda, sector 349814 op 0x0:(READ) flags 0x84700 phys_seg 88 prio class 2 [ 121.763614][ T1024] ata1: EH complete [ 124.582483][ T5311] soft_limit_in_bytes is deprecated and will be removed. Writing any value to this file has no effect. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. 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-build1383433036=/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 12a0a44a11e 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=12a0a44a11e4f0e07457f2b9d76763cd609f4f86 -X github.com/google/syzkaller/prog.gitRevisionDate=20260915-150835" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=12a0a44a11e4f0e07457f2b9d76763cd609f4f86 -X github.com/google/syzkaller/prog.gitRevisionDate=20260915-150835" ./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=12a0a44a11e4f0e07457f2b9d76763cd609f4f86 -X github.com/google/syzkaller/prog.gitRevisionDate=20260915-150835" -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=\"12a0a44a11e4f0e07457f2b9d76763cd609f4f86\" go: downloading google.golang.org/grpc v1.83.2 go: downloading golang.org/x/crypto v0.55.0 go: downloading golang.org/x/net v0.58.0 go: downloading golang.org/x/text v0.41.0 /usr/bin/ld: /tmp/ccn9ay4F.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