lost connection to test machine syzkaller login: qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0xff000) qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 93.954809][ T1025] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 93.968288][ T1025] ata1: failed to read log page 10h (errno=-5) [ 93.992847][ T1025] ata1.00: exception Emask 0x1 SAct 0x4300 SErr 0x0 action 0x0 [ 94.003661][ T1025] ata1.00: irq_stat 0x41000000 [ 94.011566][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 94.019377][ T1025] ata1.00: cmd 61/00:40:36:21:05/20:00:00:00:00/40 tag 8 ncq dma 4194304 ou [ 94.019377][ T1025] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 94.041094][ T1025] ata1.00: status: { DRDY } [ 94.043361][ T1025] ata1.00: error: { ABRT } [ 94.045456][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 94.048169][ T1025] ata1.00: cmd 61/00:48:36:41:05/20:00:00:00:00/40 tag 9 ncq dma 4194304 ou [ 94.048169][ T1025] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 94.071150][ T1025] ata1.00: status: { DRDY } [ 94.072981][ T1025] ata1.00: error: { ABRT } [ 94.075040][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 94.077834][ T1025] ata1.00: cmd 61/f8:70:a6:53:04/07:00:00:00:00/40 tag 14 ncq dma 1044480 ou [ 94.077834][ T1025] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 94.102302][ T1025] ata1.00: status: { DRDY } [ 94.104469][ T1025] ata1.00: error: { ABRT } [ 94.107547][ T1025] ata1.00: configured for UDMA/100 [ 94.112949][ T1025] ata1: EH complete Warning: Permanently added '[localhost]:49257' (ED25519) to the list of known hosts. 2026/05/05 04:14:26 parsed 1 programs [ 97.100645][ T1365] cfg80211: failed to load regulatory.db [ 99.275518][ T5295] cgroup: Unknown subsys name 'net' [ 99.345864][ T5295] cgroup: Unknown subsys name 'cpuset' [ 99.352974][ T5295] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 101.070214][ T5295] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 107.033148][ T5322] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 107.039977][ T5322] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 107.045217][ T5322] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 107.053105][ T5322] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 107.064467][ T5322] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 108.094066][ T5316] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 108.324675][ T1058] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 108.353691][ T1058] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 108.557587][ T30] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 108.576872][ T30] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 109.092376][ T5322] Bluetooth: hci0: command tx timeout qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x1d7000) [ 112.555016][ T1025] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 112.558016][ T1025] ata1: failed to read log page 10h (errno=-5) [ 112.560648][ T1025] ata1.00: NCQ disabled due to excessive errors [ 112.588603][ T1025] ata1.00: exception Emask 0x1 SAct 0x4000 SErr 0x0 action 0x0 [ 112.593912][ T1025] ata1.00: irq_stat 0x41000008 [ 112.601673][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 112.618619][ T1025] ata1.00: cmd 61/b8:70:4e:c9:05/0e:00:00:00:00/40 tag 14 ncq dma 1929216 ou [ 112.618619][ T1025] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 112.642073][ T1025] ata1.00: status: { DRDY } [ 112.651149][ T1025] ata1.00: error: { ABRT } [ 112.655964][ T1025] ata1.00: configured for UDMA/100 [ 112.666711][ T1025] 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-build3387071581=/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 280ea308c321 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=280ea308c321115445df610f1a75b05bbadca5f3 -X github.com/google/syzkaller/prog.gitRevisionDate=20251120-101005" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=280ea308c321115445df610f1a75b05bbadca5f3 -X github.com/google/syzkaller/prog.gitRevisionDate=20251120-101005" ./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=280ea308c321115445df610f1a75b05bbadca5f3 -X github.com/google/syzkaller/prog.gitRevisionDate=20251120-101005" -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=\"280ea308c321115445df610f1a75b05bbadca5f3\" /usr/bin/ld: /tmp/ccS4Yf6D.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