From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f197.google.com (mail-oi1-f197.google.com [209.85.167.197]) (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 68CA6367B72 for ; Thu, 27 Aug 2026 10:42:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787827323; cv=none; b=hHnbOkWdlzIcUrZ9BMed4CMJEuXuVIewWicaSQiVwMl+zyWOzKiQnmYE26OkiZn/vrrGG6EkmtrxSFrmhmVyRb2TqdCnOdTzXg2bl3uhIJiFuuRP3bDoJuSUKUV8YyRgTCpsFcm05+BVqCSxaTT6pHxC999f5M9EkyG3lpVAVYM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787827323; c=relaxed/simple; bh=flCGS/7PHk+0hoFqtcQUigtTrygkVNvcRIaWkVdKTrE=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=I/lodiIvZLQEbERldmjCwwckmwpcPjHbZe0DA6rF4p4/mIQ5Cfkj3t1zKlo49c0yy+WPvm1vvvOoM84mQhwRr10LM+z4HvJnUzJZoKAuDIg5QgdmoKkh5lOJfQzVBv+mTgVG39GB30bCiQz6RoTlmFn9MUQj+3/fQa4IU3Y0yFE= 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=209.85.167.197 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-oi1-f197.google.com with SMTP id 5614622812f47-4b28d7ffab1so1711324b6e.1 for ; Thu, 27 Aug 2026 03:42:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1787827321; x=1788432121; h=content-type:to:from:subject:message-id:in-reply-to:date :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to:content-type; bh=d1gnvgJOAISuTZRMtpIvypONLcOhVuVvfZm8n7xlhSQ=; b=KT0izQSQ1DPdsK1dHMJEq8Xn+m6K0c9LMZrhZSSeWawzADGZU4F+S2U0+jbI6MneWm f2SFr8Rsr3GEocngDCnb4sMpk1R9fqfJHb2oK2jfpNDcsx6TrjsnIR7eEXoBxsCtpYav u9/dTwUa858VwywYIL8jZqaBCxDsEnwVSSNRT20ZRl4VYxrUoE5FcANRLR/qbN1aEUbS 6qIUZQFMR3/Kon2pSZcY03w3XvhiSQ8KKzaRaeuOEW8NHrfIxEgBl2vSEl1/PRrClg71 bZ6fGBEaBVE+uYb1E6GRjXEYURrRimKD5mLCz0HwnQTSAePsTZ2aPSezXNmV3kFHVMfP GK3g== X-Forwarded-Encrypted: i=1; AHgh+Rpipav7CoGV857dgWrQS3Ra6V7DtTiHrWwS9k88gg1kOT+ocuuuY4IE4x1wUGDjpyXOYF3w+FPwp1bV6w==@vger.kernel.org X-Gm-Message-State: AFuF++mzZOdlhBYdOKNAWTCMXueNZkWk1yi3eJMEc6tFOXNkxYjgZiUK O+WMN13pwj5JLNdffGKs87guqaYicx0/sMjVBPp6hDSAeOyTX/YzlrxvRCVKxjiDOIdWy6c0L7B qnq7LuEJbdP6uekLT5f2QWCNfssThd0pjOp8m0dXpQApEts8Y7I90aY2RThU= Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:2222:b0:4b2:8e26:bdd2 with SMTP id 5614622812f47-4b37cb42309mr5284504b6e.16.1787827321373; Thu, 27 Aug 2026 03:42:01 -0700 (PDT) Date: Thu, 27 Aug 2026 03:42:01 -0700 In-Reply-To: <20260827102831.21012-1-jeffinphilip14@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a901479.4d659fcc.734b4.000e.GAE@google.com> Subject: Re: [syzbot] [sound?] BUG: unable to handle kernel NULL pointer dereference in snd_ctl_led_get From: syzbot To: jeffinphilip14@gmail.com, linux-kernel@vger.kernel.org, linux-sound@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot tried to test the proposed patch but the build/boot failed: sound/core/control_led.c:117:50: error: expected ')' before 'return' sound/core/control_led.c:134:1: error: expected expression before '}' token sound/core/control_led.c:134:1: error: no return statement in function returning non-void [-Werror=return-type] Tested on: commit: 818bebeb drm/xe: Don't hand out the flat CCS storage a.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git kernel config: https://syzkaller.appspot.com/x/.config?x=ccca94d2c01b9e78 dashboard link: https://syzkaller.appspot.com/bug?extid=b7fe2760ea6f1ee44b4d compiler: gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44 patch: https://syzkaller.appspot.com/x/patch.diff?x=11abd579580000