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) qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x3a5000) qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) Warning: Permanently added '[localhost]:12344' (ED25519) to the list of known hosts. 2026/05/22 20:18:19 parsed 1 programs [ 96.971744][ T9] cfg80211: failed to load regulatory.db [ 97.680008][ T5297] cgroup: Unknown subsys name 'net' [ 97.753121][ T5297] cgroup: Unknown subsys name 'cpuset' [ 97.759821][ T5297] cgroup: Unknown subsys name 'rlimit' [ 143.049534][ T1330] ieee802154 phy0 wpan0: encryption failed: -22 [ 143.052623][ T1330] ieee802154 phy1 wpan1: encryption failed: -22 [ 153.306924][ T1028] ata1.00: exception Emask 0x0 SAct 0x40000820 SErr 0x0 action 0x6 frozen [ 153.310800][ T1028] ata1.00: failed command: WRITE FPDMA QUEUED [ 153.313573][ T1028] ata1.00: cmd 61/28:28:36:01:05/1d:00:00:00:00/40 tag 5 ncq dma 3821568 ou [ 153.313573][ T1028] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 153.321914][ T1028] ata1.00: status: { DRDY } [ 153.324805][ T1028] ata1.00: failed command: WRITE FPDMA QUEUED [ 153.328991][ T1028] ata1.00: cmd 61/00:58:36:61:05/20:00:00:00:00/40 tag 11 ncq dma 4194304 ou [ 153.328991][ T1028] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 153.336957][ T1028] ata1.00: status: { DRDY } [ 153.339828][ T1028] ata1.00: failed command: WRITE FPDMA QUEUED [ 153.342693][ T1028] ata1.00: cmd 61/00:f0:36:81:04/20:00:00:00:00/40 tag 30 ncq dma 4194304 ou [ 153.342693][ T1028] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 153.350600][ T1028] ata1.00: status: { DRDY } [ 153.353054][ T1028] ata1: hard resetting link [ 153.677993][ T1028] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 153.683558][ T1028] ata1.00: configured for UDMA/100 [ 153.687737][ T1028] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x3a5000) [ 153.707535][ T1028] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 153.713065][ T1028] ata1: failed to read log page 10h (errno=-5) [ 153.721263][ T1028] ata1.00: exception Emask 0x1 SAct 0x600000 SErr 0x0 action 0x0 [ 153.729434][ T1028] ata1.00: irq_stat 0x41000000 [ 153.731717][ T1028] ata1.00: failed command: WRITE FPDMA QUEUED [ 153.734985][ T1028] ata1.00: cmd 61/28:a8:36:01:05/1d:00:00:00:00/40 tag 21 ncq dma 3821568 ou [ 153.734985][ T1028] res 50/00:01:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 153.742939][ T1028] ata1.00: status: { DRDY } [ 153.745095][ T1028] ata1.00: failed command: WRITE FPDMA QUEUED [ 153.748423][ T1028] ata1.00: cmd 61/00:b0:36:61:05/20:00:00:00:00/40 tag 22 ncq dma 4194304 ou [ 153.748423][ T1028] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 153.756046][ T1028] ata1.00: status: { DRDY } [ 153.759841][ T1028] ata1.00: configured for UDMA/100 [ 153.763772][ T1028] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 153.800802][ T1028] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 153.811307][ T1028] ata1: failed to read log page 10h (errno=-5) [ 153.819980][ T1028] ata1.00: NCQ disabled due to excessive errors [ 153.827013][ T1028] ata1.00: exception Emask 0x1 SAct 0xf000 SErr 0x0 action 0x0 [ 153.836593][ T1028] ata1.00: irq_stat 0x41000000 [ 153.838946][ T1028] ata1.00: failed command: WRITE FPDMA QUEUED [ 153.842821][ T1028] ata1.00: cmd 61/c0:60:ee:8e:05/02:00:00:00:00/40 tag 12 ncq dma 360448 out [ 153.842821][ T1028] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 153.851951][ T1028] ata1.00: status: { DRDY } [ 153.853798][ T1028] ata1.00: failed command: WRITE FPDMA QUEUED [ 153.856208][ T1028] ata1.00: cmd 61/a8:68:ae:91:05/10:00:00:00:00/40 tag 13 ncq dma 2183168 ou [ 153.856208][ T1028] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 153.863517][ T1028] ata1.00: status: { DRDY } [ 153.865348][ T1028] ata1.00: failed command: WRITE FPDMA QUEUED [ 153.868412][ T1028] ata1.00: cmd 61/00:70:36:41:0c/20:00:00:00:00/40 tag 14 ncq dma 4194304 ou [ 153.868412][ T1028] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 153.875882][ T1028] ata1.00: status: { DRDY } [ 153.878344][ T1028] ata1.00: failed command: WRITE FPDMA QUEUED [ 153.881062][ T1028] ata1.00: cmd 61/78:78:36:61:0c/0c:00:00:00:00/40 tag 15 ncq dma 1634304 ou [ 153.881062][ T1028] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 153.888868][ T1028] ata1.00: status: { DRDY } [ 153.891800][ T1028] ata1.00: configured for UDMA/100 [ 153.894402][ 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-build4249744601=/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 4f67c4aece4f 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}}' ./sys/syz-sysgen | grep -q false || go install ./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=4f67c4aece4f5794be20c6bc99c177e44b1320e8 -X github.com/google/syzkaller/prog.gitRevisionDate=20250704-175521" -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=\"4f67c4aece4f5794be20c6bc99c177e44b1320e8\" /usr/bin/ld: /tmp/ccpJpsnz.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