lost connection to test machine syzkaller login: qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x1a5000) [ 87.144781][ T1019] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 87.144897][ T1019] ata1: failed to read log page 10h (errno=-5) [ 87.144911][ T1019] ata1.00: exception Emask 0x1 SAct 0x40000001 SErr 0x0 action 0x0 [ 87.144923][ T1019] ata1.00: irq_stat 0x41000000 [ 87.144935][ T1019] ata1.00: failed command: WRITE FPDMA QUEUED [ 87.144943][ T1019] ata1.00: cmd 61/58:00:96:75:04/05:00:00:00:00/40 tag 0 ncq dma 700416 out [ 87.144943][ T1019] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 87.144978][ T1019] ata1.00: status: { DRDY } [ 87.144993][ T1019] ata1.00: failed command: WRITE FPDMA QUEUED [ 87.145001][ T1019] ata1.00: cmd 61/28:f0:6e:68:04/0d:00:00:00:00/40 tag 30 ncq dma 1724416 ou [ 87.145001][ T1019] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 87.145035][ T1019] ata1.00: status: { DRDY } [ 87.189007][ T1019] ata1.00: configured for UDMA/100 [ 87.193830][ T1019] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 91.094637][ T1019] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 91.094652][ T1019] ata1: failed to read log page 10h (errno=-5) [ 91.094661][ T1019] ata1.00: exception Emask 0x1 SAct 0x3000000 SErr 0x0 action 0x0 [ 91.094669][ T1019] ata1.00: irq_stat 0x41000000 [ 91.094677][ T1019] ata1.00: failed command: WRITE FPDMA QUEUED [ 91.094684][ T1019] ata1.00: cmd 61/00:c0:36:e1:04/20:00:00:00:00/40 tag 24 ncq dma 4194304 ou [ 91.094684][ T1019] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 91.094712][ T1019] ata1.00: status: { DRDY } [ 91.094722][ T1019] ata1.00: failed command: WRITE FPDMA QUEUED [ 91.094728][ T1019] ata1.00: cmd 61/00:c8:36:01:05/20:00:00:00:00/40 tag 25 ncq dma 4194304 ou [ 91.094728][ T1019] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 91.094757][ T1019] ata1.00: status: { DRDY } [ 91.098135][ T1019] ata1.00: configured for UDMA/100 [ 91.151997][ T1019] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) Warning: Permanently added '[localhost]:36347' (ED25519) to the list of known hosts. [ 92.048572][ T1372] cfg80211: failed to load regulatory.db 2026/10/10 05:42:05 parsed 1 programs [ 121.501386][ T1019] ata1.00: exception Emask 0x0 SAct 0x20 SErr 0x0 action 0x6 frozen [ 121.501503][ T1019] ata1.00: failed command: WRITE FPDMA QUEUED [ 121.501511][ T1019] ata1.00: cmd 61/00:28:36:21:05/20:00:00:00:00/40 tag 5 ncq dma 4194304 ou [ 121.501511][ T1019] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 121.501542][ T1019] ata1.00: status: { DRDY } [ 121.501595][ T1019] ata1: hard resetting link [ 121.822462][ T1019] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 121.824479][ T1019] ata1.00: configured for UDMA/100 [ 121.824761][ T1019] ata1: EH complete [ 121.881768][ T5292] cgroup: Unknown subsys name 'net' [ 121.946482][ T5292] cgroup: Unknown subsys name 'cpuset' [ 121.949176][ T5292] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 123.703510][ T5292] 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 (0x84000) [ 129.083891][ T1019] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 129.084006][ T1019] ata1: failed to read log page 10h (errno=-5) [ 129.084017][ T1019] ata1.00: NCQ disabled due to excessive errors [ 129.084024][ T1019] ata1.00: exception Emask 0x1 SAct 0x4000 SErr 0x0 action 0x0 [ 129.084035][ T1019] ata1.00: irq_stat 0x41000008 [ 129.084045][ T1019] ata1.00: failed command: READ FPDMA QUEUED [ 129.084052][ T1019] ata1.00: cmd 60/20:70:fe:f4:0b/04:00:00:00:00/40 tag 14 ncq dma 540672 in [ 129.084052][ T1019] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 129.084083][ T1019] ata1.00: status: { DRDY } [ 129.084090][ T1019] ata1.00: error: { ABRT } [ 129.090864][ T1019] ata1.00: configured for UDMA/100 [ 129.130835][ T1019] sd 0:0:0:0: [sda] tag#14 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s [ 129.130873][ T1019] sd 0:0:0:0: [sda] tag#14 Sense Key : Aborted Command [current] [ 129.130900][ T1019] sd 0:0:0:0: [sda] tag#14 Add. Sense: No additional sense information [ 129.130927][ T1019] sd 0:0:0:0: [sda] tag#14 CDB: Read(10) 28 00 00 0b f4 fe 00 04 20 00 [ 129.149341][ T1019] I/O error, dev sda, sector 783614 op 0x0:(READ) flags 0x80700 phys_seg 11 prio class 2 [ 129.149475][ T1019] ata1: EH complete [ 129.574105][ T5327] 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. [ 129.905025][ T5334] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 129.917383][ T5334] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 129.919704][ T5334] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 129.928235][ T5334] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 129.928682][ T5334] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 132.043425][ T4650] Bluetooth: hci0: command tx timeout [ 138.124838][ T1332] ieee802154 phy0 wpan0: encryption failed: -22 [ 138.125058][ T1332] ieee802154 phy1 wpan1: encryption failed: -22 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-build2569423295=/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 2cf092b8cfc 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=2cf092b8cfccda3ad7fc30eeaf025f97bd331bb8 -X github.com/google/syzkaller/prog.gitRevisionDate=20260227-135944" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=2cf092b8cfccda3ad7fc30eeaf025f97bd331bb8 -X github.com/google/syzkaller/prog.gitRevisionDate=20260227-135944" ./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=2cf092b8cfccda3ad7fc30eeaf025f97bd331bb8 -X github.com/google/syzkaller/prog.gitRevisionDate=20260227-135944" -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=\"2cf092b8cfccda3ad7fc30eeaf025f97bd331bb8\" /usr/bin/ld: /tmp/cccNh06I.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