lost connection to test machine [ 81.712532][ T40] audit: type=1400 audit(1776585356.266:61): avc: denied { siginh } for pid=5840 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0xb1000) [ 87.117122][ T1124] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 87.123863][ T1124] ata1: failed to read log page 10h (errno=-5) [ 87.125906][ T1124] ata1.00: exception Emask 0x1 SAct 0x40000001 SErr 0x0 action 0x0 [ 87.130574][ T1124] ata1.00: irq_stat 0x41000000 [ 87.132192][ T1124] ata1.00: failed command: WRITE FPDMA QUEUED [ 87.134455][ T1124] ata1.00: cmd 61/60:00:d6:5f:04/03:00:00:00:00/40 tag 0 ncq dma 442368 out [ 87.134455][ T1124] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 87.140390][ T1124] ata1.00: status: { DRDY } [ 87.142331][ T1124] ata1.00: failed command: WRITE FPDMA QUEUED [ 87.145409][ T1124] ata1.00: cmd 61/88:f0:4e:5a:04/05:00:00:00:00/40 tag 30 ncq dma 724992 out [ 87.145409][ T1124] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 87.151325][ T1124] ata1.00: status: { DRDY } [ 87.154456][ T1124] ata1.00: configured for UDMA/100 [ 87.156530][ T1124] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0xb9000) [ 87.256880][ T1124] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 87.259178][ T1124] ata1: failed to read log page 10h (errno=-5) [ 87.261241][ T1124] ata1.00: exception Emask 0x1 SAct 0xc000 SErr 0x0 action 0x0 [ 87.263682][ T1124] ata1.00: irq_stat 0x40000000 [ 87.265433][ T1124] ata1.00: failed command: WRITE FPDMA QUEUED [ 87.267563][ T1124] ata1.00: cmd 61/c8:70:6e:7b:04/05:00:00:00:00/40 tag 14 ncq dma 757760 out [ 87.267563][ T1124] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 87.273277][ T1124] ata1.00: status: { DRDY } [ 87.275010][ T1124] ata1.00: failed command: WRITE FPDMA QUEUED [ 87.277321][ T1124] ata1.00: cmd 61/e0:78:36:81:04/06:00:00:00:00/40 tag 15 ncq dma 901120 out [ 87.277321][ T1124] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 87.282770][ T1124] ata1.00: status: { DRDY } [ 87.285262][ T1124] ata1.00: configured for UDMA/100 [ 87.287406][ T1124] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0xca000) Warning: Permanently added '[localhost]:16499' (ED25519) to the list of known hosts. [ 88.189085][ T40] audit: type=1400 audit(1776585362.766:62): avc: denied { execute } for pid=5931 comm="sh" name="syz-execprog" dev="sda1" ino=2020 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 88.198379][ T40] audit: type=1400 audit(1776585362.766:63): avc: denied { execute_no_trans } for pid=5931 comm="sh" path="/syz-execprog" dev="sda1" ino=2020 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 2026/04/19 07:56:03 parsed 1 programs [ 89.019095][ T40] audit: type=1400 audit(1776585363.596:64): avc: denied { node_bind } for pid=5931 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 89.030865][ T40] audit: type=1400 audit(1776585363.606:65): avc: denied { node_bind } for pid=5931 comm="syz-execprog" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 94.527234][ T10] cfg80211: failed to load regulatory.db [ 117.604079][ T1124] ata1.00: NCQ disabled due to excessive errors [ 117.606787][ T1124] ata1.00: exception Emask 0x0 SAct 0x4000 SErr 0x0 action 0x6 frozen [ 117.610240][ T1124] ata1.00: failed command: WRITE FPDMA QUEUED [ 117.612819][ T1124] ata1.00: cmd 61/50:70:96:96:04/06:00:00:00:00/40 tag 14 ncq dma 827392 out [ 117.612819][ T1124] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 117.620002][ T1124] ata1.00: status: { DRDY } [ 117.621903][ T1124] ata1: hard resetting link [ 117.948892][ T1124] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 117.953270][ T1124] ata1.00: configured for UDMA/100 [ 117.955802][ T1124] ata1: EH complete [ 117.962694][ T40] audit: type=1400 audit(1776585392.536:66): avc: denied { mounton } for pid=5942 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 117.972148][ T40] audit: type=1400 audit(1776585392.546:67): avc: denied { mount } for pid=5942 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 118.037999][ T5942] cgroup: Unknown subsys name 'net' [ 118.048445][ T40] audit: type=1400 audit(1776585392.626:68): avc: denied { unmount } for pid=5942 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem perqemu-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-build2620092441=/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 689146651cb 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 go fmt ./sys/... >/dev/null touch .descriptions GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=689146651cb695ec7836080377ad32933a0b9bce -X 'github.com/google/syzkaller/prog.gitRevisionDate=20241129-143606'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -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 -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"689146651cb695ec7836080377ad32933a0b9bce\" /usr/bin/ld: /tmp/cc9INfsB.o: in function `test_cover_filter()': executor.cc:(.text+0x17a5b): warning: the use of `tempnam' is dangerous, better use `mkstemp' /usr/bin/ld: /tmp/cc9INfsB.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