lost connection to test machine syzkaller login: qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x2a2000) Warning: Permanently added '[localhost]:59132' (ED25519) to the list of known hosts. [ 97.320659][ T9] cfg80211: failed to load regulatory.db 2026/04/11 12:15:05 parsed 1 programs [ 101.051132][ T5311] cgroup: Unknown subsys name 'net' [ 101.102354][ T5311] cgroup: Unknown subsys name 'cpuset' [ 101.109467][ T5311] cgroup: Unknown subsys name 'rlimit' [ 143.400008][ T1317] ieee802154 phy0 wpan0: encryption failed: -22 [ 143.403385][ T1317] ieee802154 phy1 wpan1: encryption failed: -22 [ 156.214947][ T1012] ata1.00: exception Emask 0x0 SAct 0x1000000 SErr 0x0 action 0x6 frozen [ 156.219196][ T1012] ata1.00: failed command: WRITE FPDMA QUEUED [ 156.222226][ T1012] ata1.00: cmd 61/10:c0:86:94:04/15:00:00:00:00/40 tag 24 ncq dma 2760704 ou [ 156.222226][ T1012] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 156.230589][ T1012] ata1.00: status: { DRDY } [ 156.233128][ T1012] ata1: hard resetting link [ 156.559559][ T1012] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 156.563489][ T1012] ata1.00: configured for UDMA/100 [ 156.566469][ T1012] ata1: EH complete [ 158.792912][ T5311] 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) [ 160.949541][ T1012] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 160.953374][ T1012] ata1: failed to read log page 10h (errno=-5) [ 160.969472][ T1012] ata1.00: exception Emask 0x1 SAct 0xc000 SErr 0x0 action 0x0 [ 160.972870][ T1012] ata1.00: irq_stat 0x41000000 [ 160.980297][ T1012] ata1.00: failed command: READ FPDMA QUEUED [ 160.983257][ T1012] ata1.00: cmd 60/40:70:2e:8e:05/05:00:00:00:00/40 tag 14 ncq dma 688128 in [ 160.983257][ T1012] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 161.002044][ T1012] ata1.00: status: { DRDY } [ 161.012219][ T1012] ata1.00: error: { ABRT } [ 161.014348][ T1012] ata1.00: failed command: READ FPDMA QUEUED [ 161.021883][ T1012] ata1.00: cmd 60/c0:78:6e:93:05/02:00:00:00:00/40 tag 15 ncq dma 360448 in [ 161.021883][ T1012] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 161.030730][ T1012] ata1.00: status: { DRDY } [ 161.033064][ T1012] ata1.00: error: { ABRT } [ 161.037512][ T1012] ata1.00: configured for UDMA/100 [ 161.044080][ T1012] sd 0:0:0:0: [sda] tag#14 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s [ 161.049030][ T1012] sd 0:0:0:0: [sda] tag#14 Sense Key : Aborted Command [current] [ 161.052965][ T1012] sd 0:0:0:0: [sda] tag#14 Add. Sense: No additional sense information [ 161.058023][ T1012] sd 0:0:0:0: [sda] tag#14 CDB: Read(10) 28 00 00 05 8e 2e 00 05 40 00 [ 161.061864][ T1012] I/O error, dev sda, sector 364078 op 0x0:(READ) flags 0x84700 phys_seg 168 prio class 2 [ 161.067868][ T1012] sd 0:0:0:0: [sda] tag#15 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s [ 161.072642][ T1012] sd 0:0:0:0: [sda] tag#15 Sense Key : Aborted Command [current] [ 161.076234][ T1012] sd 0:0:0:0: [sda] tag#15 Add. Sense: No additional sense information [ 161.080415][ T1012] sd 0:0:0:0: [sda] tag#15 CDB: Read(10) 28 00 00 05 93 6e 00 02 c0 00 [ 161.085958][ T1012] I/O error, dev sda, sector 365422 op 0x0:(READ) flags 0x84700 phys_seg 88 prio class 2 [ 161.090901][ T1012] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 161.866148][ T1012] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 161.869768][ T1012] ata1: failed to read log page 10h (errno=-5) [ 161.872898][ T1012] ata1.00: NCQ disabled due to excessive errors [ 161.876519][ T1012] ata1.00: exception Emask 0x1 SAct 0x380 SErr 0x0 action 0x0 [ 161.880130][ T1012] ata1.00: irq_stat 0x41000000 [ 161.882353][ T1012] ata1.00: failed command: WRITE FPDMA QUEUED [ 161.904979][ T1012] ata1.00: cmd 61/00:38:0e:af:05/20:00:00:00:00/40 tag 7 ncq dma 4194304 ou [ 161.904979][ T1012] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 161.913320][ T1012] ata1.00: status: { DRDY } [ 161.916213][ T1012] ata1.00: failed command: WRITE FPDMA QUEUED [ 161.919325][ T1012] ata1.00: cmd 61/00:40:0e:cf:05/20:00:00:00:00/40 tag 8 ncq dma 4194304 ou [ 161.919325][ T1012] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 161.945687][ T1012] ata1.00: status: { DRDY } [ 161.955147][ T1012] ata1.00: failed command: WRITE FPDMA QUEUED [ 161.958426][ T1012] ata1.00: cmd 61/e0:48:0e:ef:05/05:00:00:00:00/40 tag 9 ncq dma 770048 out [ 161.958426][ T1012] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 161.985280][ T1012] ata1.00: status: { DRDY } [ 161.988955][ T1012] ata1.00: configured for UDMA/100 [ 161.996053][ T1012] 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-build2439183026=/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 c0460fcde705 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=c0460fcde7051a8d07612ec2a17718d3c3019bb0 -X github.com/google/syzkaller/prog.gitRevisionDate=20251022-142038" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=c0460fcde7051a8d07612ec2a17718d3c3019bb0 -X github.com/google/syzkaller/prog.gitRevisionDate=20251022-142038" ./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=c0460fcde7051a8d07612ec2a17718d3c3019bb0 -X github.com/google/syzkaller/prog.gitRevisionDate=20251022-142038" -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=\"c0460fcde7051a8d07612ec2a17718d3c3019bb0\" /usr/bin/ld: /tmp/ccVnD1JE.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