lost connection to test machine syzkaller login: qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0xb3000) [ 79.990946][ T1024] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 79.991015][ T1024] ata1: failed to read log page 10h (errno=-5) [ 79.991075][ T1024] ata1.00: exception Emask 0x1 SAct 0xc000 SErr 0x0 action 0x0 [ 79.991118][ T1024] ata1.00: irq_stat 0x41000000 [ 79.991147][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED [ 79.991178][ T1024] ata1.00: cmd 61/98:70:8e:52:04/05:00:00:00:00/40 tag 14 ncq dma 733184 out [ 79.991178][ T1024] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 79.991227][ T1024] ata1.00: status: { DRDY } [ 79.991258][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED [ 79.991344][ T1024] ata1.00: cmd 61/e0:78:26:58:04/02:00:00:00:00/40 tag 15 ncq dma 376832 out [ 79.991344][ T1024] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 79.991380][ T1024] ata1.00: status: { DRDY } [ 80.035686][ T1024] ata1.00: configured for UDMA/100 [ 80.042145][ T1024] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 80.136751][ T1024] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 80.139601][ T1024] ata1: failed to read log page 10h (errno=-5) [ 80.142585][ T1024] ata1.00: exception Emask 0x1 SAct 0x80200000 SErr 0x0 action 0x0 [ 80.142636][ T1024] ata1.00: irq_stat 0x41000000 [ 80.142668][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED [ 80.142695][ T1024] ata1.00: cmd 61/00:a8:36:81:04/20:00:00:00:00/40 tag 21 ncq dma 4194304 ou [ 80.142695][ T1024] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 80.142743][ T1024] ata1.00: status: { DRDY } [ 80.142774][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED [ 80.142800][ T1024] ata1.00: cmd 61/00:f8:36:a1:04/20:00:00:00:00/40 tag 31 ncq dma 4194304 ou [ 80.142800][ T1024] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 80.142850][ T1024] ata1.00: status: { DRDY } [ 80.175495][ T1024] ata1.00: configured for UDMA/100 [ 80.182534][ T1024] 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]:57683' (ED25519) to the list of known hosts. [ 91.819347][ T1369] cfg80211: failed to load regulatory.db [ 110.394965][ T1024] ata1.00: exception Emask 0x0 SAct 0x20 SErr 0x0 action 0x6 frozen [ 110.400315][ T1024] ata1.00: failed command: WRITE FPDMA QUEUED [ 110.404172][ T1024] ata1.00: cmd 61/00:28:36:a1:04/20:00:00:00:00/40 tag 5 ncq dma 4194304 ou [ 110.404172][ T1024] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 110.411523][ T1024] ata1.00: status: { DRDY } [ 110.414322][ T1024] ata1: hard resetting link [ 110.735805][ T1024] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 110.743021][ T1024] ata1.00: configured for UDMA/100 [ 110.746765][ T1024] ata1: EH complete 2026/09/01 14:05:48 parsed 1 programs [ 113.995400][ T5305] cgroup: Unknown subsys name 'net' [ 114.073674][ T5305] cgroup: Unknown subsys name 'cpuset' [ 114.080039][ T5305] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 115.610800][ T5305] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 121.930851][ T5319] 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. qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x190000) [ 123.115850][ T1024] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 123.115922][ T1024] ata1: failed to read log page 10h (errno=-5) [ 123.115963][ T1024] ata1.00: NCQ disabled due to excessive errors [ 123.115993][ T1024] ata1.00: exception Emask 0x1 SAct 0x800 SErr 0x0 action 0x0 [ 123.116023][ T1024] ata1.00: irq_stat 0x41000000 [ 123.116055][ T1024] ata1.00: failed command: READ FPDMA QUEUED [ 123.116082][ T1024] ata1.00: cmd 60/80:58:b6:f4:0b/0c:00:00:00:00/40 tag 11 ncq dma 1638400 in [ 123.116082][ T1024] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 123.116134][ T1024] ata1.00: status: { DRDY } [ 123.116166][ T1024] ata1.00: error: { ABRT } [ 123.152311][ T1024] ata1.00: configured for UDMA/100 [ 123.152790][ T1024] sd 0:0:0:0: [sda] tag#11 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s [ 123.152855][ T1024] sd 0:0:0:0: [sda] tag#11 Sense Key : Aborted Command [current] [ 123.152904][ T1024] sd 0:0:0:0: [sda] tag#11 Add. Sense: No additional sense information [ 123.169300][ T1024] sd 0:0:0:0: [sda] tag#11 CDB: Read(10) 28 00 00 0b f4 b6 00 0c 80 00 [ 123.169456][ T1024] I/O error, dev sda, sector 783542 op 0x0:(READ) flags 0x80700 phys_seg 147 prio class 2 [ 123.173092][ T1024] ata1: EH complete [ 125.902081][ T46] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 125.915014][ T46] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 125.920831][ T46] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 125.929620][ T46] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 125.934374][ T46] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 127.976469][ T46] Bluetooth: hci0: command tx timeout [ 128.076347][ T25] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 128.088982][ T25] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 129.905425][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 129.905707][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 130.056830][ T46] Bluetooth: hci0: command tx timeout [ 132.134787][ T46] Bluetooth: hci0: command tx timeout [ 134.214988][ T46] Bluetooth: hci0: command tx timeout [ 137.898703][ T1331] ieee802154 phy0 wpan0: encryption failed: -22 [ 137.902621][ T1331] 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-build4110100457=/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 d1b870e100 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=d1b870e1003b52891d2196c1e2ee42fe905010ba -X github.com/google/syzkaller/prog.gitRevisionDate=20251128-125159" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=d1b870e1003b52891d2196c1e2ee42fe905010ba -X github.com/google/syzkaller/prog.gitRevisionDate=20251128-125159" ./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=d1b870e1003b52891d2196c1e2ee42fe905010ba -X github.com/google/syzkaller/prog.gitRevisionDate=20251128-125159" -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=\"d1b870e1003b52891d2196c1e2ee42fe905010ba\" /usr/bin/ld: /tmp/ccFVF4xe.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