From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A4425332EA3 for ; Fri, 21 Nov 2025 14:36:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763735766; cv=none; b=VXiDyqCFfkMqeyjQzP/g31W1AAcIpyNBMPDJvn6jxbScFBfCXbt9S5hxr06SS1RPyEOiHcjgglldRgqSCXRXIsyMwO1CPiwXcn+J0KHx4NLIu/qhds1oxhgTORocMsUJ6myRQQ5BcUeDswaF4eudRO8THDzrJRfsoT2APQlN5lc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763735766; c=relaxed/simple; bh=FK79m/BGXLjhezOAoiPUfS4RtM5NbUIzMqTXn8gXdZM=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=iM2p6AYFKc7k4opjuRPim871JH2yLauUZoKHj6ZE8sKaq7KRJzBua/WaGtuNqzoO8xeyhRqetI1tARC8gJ5QPQbcn3Q5S3AchtWA8Ydt3HejfsuYHRQSQkciY4kNIqpVbrum2EUZQvpTmxa+Bge0RX4Bn/O35zMpTAaptoXewTk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.199 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f199.google.com with SMTP id e9e14a558f8ab-43300f41682so16910415ab.1 for ; Fri, 21 Nov 2025 06:36:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1763735763; x=1764340563; h=content-transfer-encoding:to:from:subject:message-id:in-reply-to :date:mime-version:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=Y9Z2oyb1ImwsvIQkO9ozesbLYA7wQM7xMhTNs9Z4eP8=; b=tdd1gbUJtkvu78Dys54lwpFMC8E+H2SXCzcdVJwMPuqYsJkMMx9mdT9GIYRcT8XZ98 XFaWvTLQVxjPk+q/aXv6jCl08/IAf5C7QAVDTNGrNlLRi6ybApH+GyGv/seqSPzN7yV0 TQbL9834ZTRjU/S8sLfIEnO4m2SQaHi3Rc2CuJwqOWe+VX1D8fnQoS+AmkqLZaQoOo0f uBpasvQq6lQIFzPyUrN5DS5/5ExZ0XRGLxG0Hp81dUauYuCoudWiKXWGOYGx930Fd7lf e9FxUubOIm/+2t3Xi/c0T7dqVI9jAqjegudWYNzSaFwFpXUjFttDWjfhNxJstfPuvUIo zrow== X-Forwarded-Encrypted: i=1; AJvYcCViPZcYOFRJyXor2jazrbKs8qUgRR8PYb94lZJ0rSdaQn5ApSiuC8agOXIp3hHeubnWiFHyH/yrzUBhPa8=@vger.kernel.org X-Gm-Message-State: AOJu0Yy4CLgnSHkSUue1kgK3werQIGcai/Dn/9mXnFdRim9Tl7lrCVOJ 4KV0Gqo0uZlK+nOUc/GLxqXGD8A+7ywfa51TsY1veQ0Ipu5DhTEiUjp37nhinP6Enc/vaEfX7v6 21WafTon6CCg7CFhcjEY1R5H26JRFplwfkoUfzvbg5d4IiLZUcP6it87g1Rg= X-Google-Smtp-Source: AGHT+IET3t446V6712XIF5DNj0WipgF3WNmQ6w86u/Ft2g/qU0SltYtqRlQvn77h0JHw2SSXn83Y6oVoJae5NSYaYPi29hTtamID Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:3f02:b0:433:3505:51c2 with SMTP id e9e14a558f8ab-435b9851ec1mr21575815ab.9.1763735762764; Fri, 21 Nov 2025 06:36:02 -0800 (PST) Date: Fri, 21 Nov 2025 06:36:02 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <692078d2.a70a0220.d98e3.0047.GAE@google.com> Subject: Re: [syzbot] [bluetooth?] [usb?] memory leak in __hci_cmd_sync_sk From: syzbot To: eadavis@qq.com, linux-kernel@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: no output from test machine Warning: Permanently added '10.128.1.191' (ED25519) to the list of known ho= sts. 2025/11/21 14:30:15 parsed 1 programs [ 43.487666][ T5813] cgroup: Unknown subsys name 'net' [ 43.613650][ T5813] cgroup: Unknown subsys name 'cpuset' [ 43.619980][ T5813] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size =3D 127995904 bytes [ 51.571131][ T5813] Adding 124996k swap on ./swap-file. Priority:0 exte= nts:1 across:124996k=20 [ 52.853944][ T5833] soft_limit_in_bytes is deprecated and will be remove= d. Please report your usecase to linux-mm@kvack.org if you depend on this f= unctionality. [ 52.930032][ T5135] status: 1, result: 0, skb: ffff88810139c900, hci_req= _sync_run [ 55.032580][ T5135] err: -110, status: 0, result: 0, skb: 00000000000000= 00, hdev: ffff888111b34000, __hci_cmd_sync_sk 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-build1251597850=3D/tmp/go-build -gno-record-gc= c-switches' GOHOSTARCH=3D'amd64' GOHOSTOS=3D'linux' GOINSECURE=3D'' GOMOD=3D'/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.= mod' GOMODCACHE=3D'/syzkaller/jobs-2/linux/gopath/pkg/mod' GONOPROXY=3D'' GONOSUMDB=3D'' GOOS=3D'linux' GOPATH=3D'/syzkaller/jobs-2/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'go1.24.4' GOWORK=3D'' PKG_CONFIG=3D'pkg-config' git status (err=3D) HEAD detached at 07e030dea 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=3D07e030dea6e6d9ca88b75bb3be2810f47083b328 -X github.com/goo= gle/syzkaller/prog.gitRevisionDate=3D20251112-115923" ./sys/syz-sysgen | g= rep -q false || go install -ldflags=3D"-s -w -X github.com/google/syzkaller= /prog.GitRevision=3D07e030dea6e6d9ca88b75bb3be2810f47083b328 -X github.com/= google/syzkaller/prog.gitRevisionDate=3D20251112-115923" ./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=3D07e030dea6e6d9ca88b75bb3be2810f47083b328 -X g= ithub.com/google/syzkaller/prog.gitRevisionDate=3D20251112-115923" -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\"07e030dea6e6d9ca88b75bb3be2810f470= 83b328\" /usr/bin/ld: /tmp/ccwV2Y1O.o: in function `Connection::Connect(char const*,= char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEP= KcS1_]+0x104): 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: fd95357f Merge tag 'sched_ext-for-6.18-rc6-fixes-2' of.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=3Df30cc590c4f6da4= 4 dashboard link: https://syzkaller.appspot.com/bug?extid=3Df098d64cc684b8dba= f65 compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils= for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=3D108fd6585800= 00