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 (0x13f000) Warning: Permanently added '[localhost]:34465' (ED25519) to the list of known hosts. 2026/03/09 15:11:00 parsed 1 programs [ 97.326573][ T54] cfg80211: failed to load regulatory.db [ 99.841942][ T5306] cgroup: Unknown subsys name 'net' [ 99.898711][ T5306] cgroup: Unknown subsys name 'cpuset' [ 99.906161][ T5306] cgroup: Unknown subsys name 'rlimit' [ 143.396932][ T1315] ieee802154 phy0 wpan0: encryption failed: -22 [ 143.400165][ T1315] ieee802154 phy1 wpan1: encryption failed: -22 [ 153.651419][ T1010] ata1.00: exception Emask 0x0 SAct 0x4800 SErr 0x0 action 0x6 frozen [ 153.656688][ T1010] ata1.00: failed command: WRITE FPDMA QUEUED [ 153.659905][ T1010] ata1.00: cmd 61/00:58:36:c1:04/20:00:00:00:00/40 tag 11 ncq dma 4194304 ou [ 153.659905][ T1010] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 153.670049][ T1010] ata1.00: status: { DRDY } [ 153.672709][ T1010] ata1.00: failed command: WRITE FPDMA QUEUED [ 153.675700][ T1010] ata1.00: cmd 61/f8:70:36:21:05/09:00:00:00:00/40 tag 14 ncq dma 1306624 ou [ 153.675700][ T1010] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 153.685695][ T1010] ata1.00: status: { DRDY } [ 153.688097][ T1010] ata1: hard resetting link [ 154.012440][ T1010] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 154.017902][ T1010] ata1.00: configured for UDMA/100 [ 154.021234][ T1010] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x2cb000) [ 154.061852][ T1010] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 154.065931][ T1010] ata1: failed to read log page 10h (errno=-5) [ 154.069234][ T1010] ata1.00: exception Emask 0x1 SAct 0x3de SErr 0x0 action 0x0 [ 154.092512][ T1010] ata1.00: irq_stat 0x41000000 [ 154.094856][ T1010] ata1.00: failed command: WRITE FPDMA QUEUED [ 154.097826][ T1010] ata1.00: cmd 61/00:08:36:41:05/20:00:00:00:00/40 tag 1 ncq dma 4194304 ou [ 154.097826][ T1010] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 154.120906][ T1010] ata1.00: status: { DRDY } [ 154.123753][ T1010] ata1.00: failed command: WRITE FPDMA QUEUED [ 154.126473][ T1010] ata1.00: cmd 61/00:10:36:c1:04/20:00:00:00:00/40 tag 2 ncq dma 4194304 ou [ 154.126473][ T1010] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 154.141391][ T1010] ata1.00: status: { DRDY } [ 154.144028][ T1010] ata1.00: failed command: WRITE FPDMA QUEUED [ 154.147706][ T1010] ata1.00: cmd 61/f8:18:36:21:05/09:00:00:00:00/40 tag 3 ncq dma 1306624 ou [ 154.147706][ T1010] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 154.156769][ T1010] ata1.00: status: { DRDY } [ 154.159192][ T1010] ata1.00: failed command: WRITE FPDMA QUEUED [ 154.162597][ T1010] ata1.00: cmd 61/08:20:ae:04:10/00:00:00:00:00/40 tag 4 ncq dma 4096 out [ 154.162597][ T1010] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 154.172149][ T1010] ata1.00: status: { DRDY } [ 154.174205][ T1010] ata1.00: failed command: WRITE FPDMA QUEUED [ 154.177262][ T1010] ata1.00: cmd 61/70:30:36:61:05/08:00:00:00:00/40 tag 6 ncq dma 1105920 ou [ 154.177262][ T1010] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 154.187830][ T1010] ata1.00: status: { DRDY } [ 154.190381][ T1010] ata1.00: failed command: WRITE FPDMA QUEUED [ 154.195636][ T1010] ata1.00: cmd 61/38:38:a6:69:05/01:00:00:00:00/40 tag 7 ncq dma 159744 out [ 154.195636][ T1010] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 154.205069][ T1010] ata1.00: status: { DRDY } [ 154.207163][ T1010] ata1.00: failed command: WRITE FPDMA QUEUED [ 154.209953][ T1010] ata1.00: cmd 61/58:40:de:6a:05/16:00:00:00:00/40 tag 8 ncq dma 2928640 ou [ 154.209953][ T1010] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 154.219101][ T1010] ata1.00: status: { DRDY } [ 154.222292][ T1010] ata1.00: failed command: WRITE FPDMA QUEUED [ 154.225085][ T1010] ata1.00: cmd 61/00:48:36:81:05/20:00:00:00:00/40 tag 9 ncq dma 4194304 ou [ 154.225085][ T1010] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 154.233965][ T1010] ata1.00: status: { DRDY } [ 154.238848][ T1010] ata1.00: configured for UDMA/100 [ 154.242715][ T1010] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 154.261824][ T1010] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 154.265081][ T1010] ata1: failed to read log page 10h (errno=-5) [ 154.268288][ T1010] ata1.00: NCQ disabled due to excessive errors [ 154.271979][ T1010] ata1.00: exception Emask 0x1 SAct 0xe000 SErr 0x0 action 0x0 [ 154.275560][ T1010] ata1.00: irq_stat 0x41000000 [ 154.278086][ T1010] ata1.00: failed command: WRITE FPDMA QUEUED [ 154.281884][ T1010] ata1.00: cmd 61/e0:68:36:a1:05/08:00:00:00:00/40 tag 13 ncq dma 1163264 ou [ 154.281884][ T1010] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 154.290334][ T1010] ata1.00: status: { DRDY } [ 154.293477][ T1010] ata1.00: error: { ABRT } [ 154.296085][ T1010] ata1.00: failed command: WRITE FPDMA QUEUED [ 154.299127][ T1010] ata1.00: cmd 61/00:70:36:41:05/20:00:00:00:00/40 tag 14 ncq dma 4194304 ou [ 154.299127][ T1010] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 154.312954][ T1010] ata1.00: status: { DRDY } [ 154.315383][ T1010] ata1.00: error: { ABRT } [ 154.317998][ T1010] ata1.00: failed command: WRITE FPDMA QUEUED [ 154.322274][ T1010] ata1.00: cmd 61/00:78:36:c1:04/20:00:00:00:00/40 tag 15 ncq dma 4194304 ou [ 154.322274][ T1010] res 50/04:01:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 154.331244][ T1010] ata1.00: status: { DRDY } [ 154.333648][ T1010] ata1.00: error: { ABRT } [ 154.337579][ T1010] ata1.00: configured for UDMA/100 [ 154.341712][ T1010] 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-build2487560705=/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 ed3e87f71e79 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=ed3e87f71e79614f39e963e510c1e594d35a2ea2 -X github.com/google/syzkaller/prog.gitRevisionDate=20250618-124649" -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=\"ed3e87f71e79614f39e963e510c1e594d35a2ea2\" /usr/bin/ld: /tmp/cccYe8cL.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