lost connection to test machine Warning: Permanently added '[localhost]:58844' (ED25519) to the list of known hosts. syzkaller login: [ 102.307744][ T804] cfg80211: failed to load regulatory.db 2026/07/05 05:18:21 parsed 1 programs [ 106.313455][ T5300] cgroup: Unknown subsys name 'net' [ 106.391126][ T5300] cgroup: Unknown subsys name 'cpuset' [ 106.397718][ T5300] cgroup: Unknown subsys name 'rlimit' [ 108.157572][ T5300] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 114.723820][ 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 (0x74000) [ 120.990584][ T1030] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 121.005555][ T1030] ata1: failed to read log page 10h (errno=-5) [ 121.020708][ T1030] ata1.00: exception Emask 0x1 SAct 0x4000 SErr 0x0 action 0x0 [ 121.036587][ T1030] ata1.00: irq_stat 0x41000000 [ 121.050863][ T1030] ata1.00: failed command: READ FPDMA QUEUED [ 121.061006][ T1030] ata1.00: cmd 60/a0:70:26:85:05/03:00:00:00:00/40 tag 14 ncq dma 475136 in [ 121.061006][ T1030] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 121.085386][ T1030] ata1.00: status: { DRDY } [ 121.100304][ T1030] ata1.00: error: { ABRT } [ 121.122902][ T1030] ata1.00: configured for UDMA/100 [ 121.134292][ T1030] sd 0:0:0:0: [sda] tag#14 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s [ 121.155798][ T1030] sd 0:0:0:0: [sda] tag#14 Sense Key : Aborted Command [current] [ 121.171882][ T1030] sd 0:0:0:0: [sda] tag#14 Add. Sense: No additional sense information [ 121.190637][ T1030] sd 0:0:0:0: [sda] tag#14 CDB: Read(10) 28 00 00 05 85 26 00 03 a0 00 [ 121.210343][ T1030] I/O error, dev sda, sector 361766 op 0x0:(READ) flags 0x80700 phys_seg 34 prio class 2 [ 121.232859][ T1030] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0xbb000) [ 131.412839][ T1030] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 131.449194][ T1030] ata1: failed to read log page 10h (errno=-5) [ 131.471626][ T1030] ata1.00: exception Emask 0x1 SAct 0x4000 SErr 0x0 action 0x0 [ 131.500107][ T1030] ata1.00: irq_stat 0x41000000 [ 131.510826][ T1030] ata1.00: failed command: READ FPDMA QUEUED [ 131.524627][ T1030] ata1.00: cmd 60/d8:70:66:3b:05/05:00:00:00:00/40 tag 14 ncq dma 765952 in [ 131.524627][ T1030] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 131.544710][ T1030] ata1.00: status: { DRDY } [ 131.555110][ T1030] ata1.00: error: { ABRT } [ 131.558524][ T1030] ata1.00: configured for UDMA/100 [ 131.561459][ T1030] sd 0:0:0:0: [sda] tag#14 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s [ 131.589503][ T1030] sd 0:0:0:0: [sda] tag#14 Sense Key : Aborted Command [current] [ 131.607647][ T1030] sd 0:0:0:0: [sda] tag#14 Add. Sense: No additional sense information [ 131.623608][ T1030] sd 0:0:0:0: [sda] tag#14 CDB: Read(10) 28 00 00 05 3b 66 00 05 d8 00 [ 131.635274][ T1030] I/O error, dev sda, sector 342886 op 0x0:(READ) flags 0x84700 phys_seg 168 prio class 2 [ 131.655193][ T1030] ata1: EH complete [ 139.832390][ T5331] bridge0: port 1(bridge_slave_0) entered blocking state qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x107000) [ 139.861760][ T5331] bridge0: port 1(bridge_slave_0) entered disabled state [ 139.882638][ T5331] bridge_slave_0: entered allmulticast mode [ 139.902203][ T1030] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 139.912322][ T5331] bridge_slave_0: entered promiscuous mode [ 139.921561][ T1030] ata1: failed to read log page 10h (errno=-5) [ 139.938633][ T1030] ata1.00: NCQ disabled due to excessive errors [ 139.957176][ T1030] ata1.00: exception Emask 0x1 SAct 0x4000 SErr 0x0 action 0x0 [ 139.977531][ T1030] ata1.00: irq_stat 0x41000008 [ 139.989343][ T1030] ata1.00: failed command: READ FPDMA QUEUED [ 140.005182][ T1030] ata1.00: cmd 60/38:70:ae:77:05/08:00:00:00:00/40 tag 14 ncq dma 1077248 in [ 140.005182][ T1030] res 50/04:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 140.049263][ T1030] ata1.00: status: { DRDY } [ 140.065891][ T1030] ata1.00: error: { ABRT } [ 140.089349][ T1030] ata1.00: configured for UDMA/100 [ 140.111490][ T1030] sd 0:0:0:0: [sda] tag#14 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s [ 140.148602][ T1030] sd 0:0:0:0: [sda] tag#14 Sense Key : Aborted Command [current] [ 140.175810][ T1030] sd 0:0:0:0: [sda] tag#14 Add. Sense: No additional sense information [ 140.210955][ T1030] sd 0:0:0:0: [sda] tag#14 CDB: Read(10) 28 00 00 05 77 ae 00 08 38 00 [ 140.238727][ T1030] I/O error, dev sda, sector 358318 op 0x0:(READ) flags 0x84700 phys_seg 168 prio class 2 [ 140.274721][ T5331] bridge0: port 2(bridge_slave_1) entered blocking state [ 140.280134][ T1030] ata1: EH complete [ 140.354608][ T5331] bridge0: port 2(bridge_slave_1) entered disabled state [ 140.423578][ T5331] bridge_slave_1: entered allmulticast mode [ 140.515564][ T5331] bridge_slave_1: entered promiscuous mode 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-build2204281187=/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 3cda49cfaa85 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=3cda49cfaa8556b73277ccd7e75952f0f2de2d74 -X github.com/google/syzkaller/prog.gitRevisionDate=20250710-114645" -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=\"3cda49cfaa8556b73277ccd7e75952f0f2de2d74\" /usr/bin/ld: /tmp/ccxtzdLK.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