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AFNElJ9VSPg1K27ikPMsscU7TzVyh0un9gtbR+8yq1xY1bAWQHika/fgquK8/Ieqbm1gBaS/v4iy2+QEE71Z5Xg=@vger.kernel.org X-Gm-Message-State: AOJu0YzGa/lMmLvTpfgIvFAyMe4BbKsVmoU2IaVjccq3vCEPDGCcf/VV 1hlDv3jajY4m0+oN8+Ys++1fZ4MmpQ8eiwGP91tTK7AJZDrWVrZHWqNlhkIMuJOVzCK31kkUX6n loMre4xymi8Wx1JH/1dtF/rCzIlBu+AJAhObXN6YlC6mcaRH7YQPM6mrEw2Q= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:11ca:b0:467:1941:1f0d with SMTP id 5614622812f47-487419a2c14mr5589691b6e.11.1781474763605; Sun, 14 Jun 2026 15:06:03 -0700 (PDT) Date: Sun, 14 Jun 2026 15:06:03 -0700 In-Reply-To: <20260614214150.1791-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a2f25cb.be3f099c.2836ae.0011.GAE@google.com> Subject: Re: [syzbot] [keyrings?] [lsm?] possible deadlock in keyring_clear (3) From: syzbot To: dhowells@redhat.com, hdanton@sina.com, keyrings@vger.kernel.org, linux-kernel@vger.kernel.org, med08elkadiri@gmail.com, stable@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hello, syzbot tried to test the proposed patch but the build/boot failed: failed to copy syz-execprog to VM: scp failed: failed to run ["scp" "-P" "3= 8817" "-F" "/dev/null" "-o" "UserKnownHostsFile=3D/dev/null" "-o" "Identiti= esOnly=3Dyes" "-o" "BatchMode=3Dyes" "-o" "StrictHostKeyChecking=3Dno" "-o"= "ConnectTimeout=3D10" "-v" "-O" "/syzkaller/jobs/linux/gopath/src/github.c= om/google/syzkaller/bin/linux_amd64/syz-execprog" "root@localhost:/syz-exec= prog"]: exit status 1 syzkaller build log: go env (err=3D) AR=3D'ar' CC=3D'gcc' CGO_CFLAGS=3D'-O2 -g' CGO_CPPFLAGS=3D'' CGO_CXXFLAGS=3D'-O2 -g' CGO_ENABLED=3D'1' CGO_FFLAGS=3D'-O2 -g' CGO_LDFLAGS=3D'-O2 -g' CXX=3D'g++' GCCGO=3D'gccgo' GO111MODULE=3D'auto' GOAMD64=3D'v1' GOARCH=3D'amd64' GOAUTH=3D'netrc' GOBIN=3D'' GOCACHE=3D'/syzkaller/.cache/go-build' GOCACHEPROG=3D'' GODEBUG=3D'' GOENV=3D'/syzkaller/.config/go/env' GOEXE=3D'' GOEXPERIMENT=3D'' GOFIPS140=3D'off' GOFLAGS=3D'' GOGCCFLAGS=3D'-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=3D0= -ffile-prefix-map=3D/tmp/go-build2355215050=3D/tmp/go-build -gno-record-gc= c-switches' GOHOSTARCH=3D'amd64' GOHOSTOS=3D'linux' GOINSECURE=3D'' GOMOD=3D'/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mo= d' GOMODCACHE=3D'/syzkaller/jobs/linux/gopath/pkg/mod' GONOPROXY=3D'' GONOSUMDB=3D'' GOOS=3D'linux' GOPATH=3D'/syzkaller/jobs/linux/gopath' GOPRIVATE=3D'' GOPROXY=3D'https://proxy.golang.org,direct' GOROOT=3D'/usr/local/go' GOSUMDB=3D'sum.golang.org' GOTELEMETRY=3D'local' GOTELEMETRYDIR=3D'/syzkaller/.config/go/telemetry' GOTMPDIR=3D'' GOTOOLCHAIN=3D'auto' GOTOOLDIR=3D'/usr/local/go/pkg/tool/linux_amd64' GOVCS=3D'' GOVERSION=3D'go1.26.0' GOWORK=3D'' PKG_CONFIG=3D'pkg-config' git status (err=3D) HEAD detached at d1b870e1003b 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/contribut= ing.md#using-syz-env go list -f '{{.Stale}}' -ldflags=3D"-s -w -X github.com/google/syzkaller/pr= og.GitRevision=3Dd1b870e1003b52891d2196c1e2ee42fe905010ba -X github.com/goo= gle/syzkaller/prog.gitRevisionDate=3D20251128-125159" ./sys/syz-sysgen | g= rep -q false || go install -ldflags=3D"-s -w -X github.com/google/syzkaller= /prog.GitRevision=3Dd1b870e1003b52891d2196c1e2ee42fe905010ba -X github.com/= google/syzkaller/prog.gitRevisionDate=3D20251128-125159" ./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/contribut= ing.md#using-syz-env bin/syz-sysgen touch .descriptions GOOS=3Dlinux GOARCH=3Damd64 go build -ldflags=3D"-s -w -X github.com/google= /syzkaller/prog.GitRevision=3Dd1b870e1003b52891d2196c1e2ee42fe905010ba -X g= ithub.com/google/syzkaller/prog.gitRevisionDate=3D20251128-125159" -o ./bi= n/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 -Wfr= ame-larger-than=3D16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-forma= t-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -= static-pie -std=3Dc++17 -I. -Iexecutor/_include -DGOOS_linux=3D1 -DGOARCH= _amd64=3D1 \ -DHOSTGOOS_linux=3D1 -DGIT_REVISION=3D\"d1b870e1003b52891d2196c1e2ee42fe90= 5010ba\" /usr/bin/ld: /tmp/ccw08xaS.o: in function `Connection::Connect(char const*,= char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEP= KcS1_]+0x386): warning: Using 'gethostbyname' in statically linked applicat= ions requires at runtime the shared libraries from the glibc version used f= or linking ./tools/check-syzos.sh 2>/dev/null Tested on: commit: 8cd9520d Linux 7.1 git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=3Dcfff134d62ee3b9= 7 dashboard link: https://syzkaller.appspot.com/bug?extid=3Df55b043dacf43776b= 50c compiler: Debian clang version 22.1.6 (++20260514074242+fc4aad7b5db3-= 1~exp1~20260514074407.73), Debian LLD 22.1.6 patch: https://syzkaller.appspot.com/x/patch.diff?x=3D1400e8ae5800= 00