From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f173.google.com (mail-pf1-f173.google.com [209.85.210.173]) (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 5D7FB280A56 for ; Fri, 3 Oct 2025 11:18:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.173 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759490334; cv=none; b=ce0oKIZWINb19KNa5K1o6IwFbeRg6cCWk2qzusiUFJrFLPnselYH/pV7WuXqRcE3WgQh+NTVl9+6NvJTL7g09OgKIjJ2EVQSpz6rF8D/+8CSxh3OJJrioX2gn78+a4orvDS22D53m6KTMzc6G/S52HYgkuGFsL+Hpc7ybZtmNJk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759490334; c=relaxed/simple; bh=mijTNK5Yw+LI/oEznaqwyWIA5pV+z1Y8+nK9/FYHTK8=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=lpttuv0TF0VUTftEBU0dDwLpsSsRB4E1Duqxw/OwiNxrhfSnLEntCeSJyzbkoH+Cdx+CLLzQ0HepqsusyM7wrqqnYcIaD0KjB/+bHRNz3mkKuFF80UD6+SFjQNNTgGyUc61jTuZmwAHR4wJK4dM6XqKDtWYQE5yjLu4cfYqoTiU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=JV9482hx; arc=none smtp.client-ip=209.85.210.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="JV9482hx" Received: by mail-pf1-f173.google.com with SMTP id d2e1a72fcca58-7810289cd4bso2165856b3a.2 for ; Fri, 03 Oct 2025 04:18:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1759490333; x=1760095133; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=SNBkS+Hm39wTU6+E0QoP///fT8wlA6nV1YT5ebANpjQ=; b=JV9482hxTPVi3ZlvQcpdWsqWweY2cex0hJ63l5rM8o2QdRQiQPEEAk/FeK+r3lh+0j 6iOrTrOYNwO2EbWMRmPKDz3Y7MJLM+vu5A+vgBtF0Tb7w2uq+KtGAgZYyYnYqpYl8wQG 0ezuG/sUt0h/p94OtmivDoMBfG9M3vcC5fYt015ffIWXKyQbBfRhxhh2ZZsJXzGFJvra 44mnU8Py/iU1ehuHOk5EFpllnhrs/Ngsg4XVMiTBpb0BjljZ1g4nCKTTtY7pEUrRz1iG 1qQQp93aAQvSMFfULIcq9xn6UrbGM0TTZsAakyrx54Br+S3kBiGN3gY5VYrETpNHxPHv 0ang== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1759490333; x=1760095133; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=SNBkS+Hm39wTU6+E0QoP///fT8wlA6nV1YT5ebANpjQ=; b=NiZShxw7N7Lfo3L+MGoxRqj5Div27yrDcz1THp2CiFC0UwRMz4x0AFMotOy8R9l2Hh U8wDrnBoxTOuIRXQDXKWYneaBV/gaahVGzC3u1nxLsL9dcJOu/BkTT8lBtiLeUPHDW4b DVVo+HtORY2AKVgDly2vWnIWzi+8hOHaOmH3I58Xv2iiqg1r3VwNqvWloRNFysYk1AWL iruStKwheu+p16z75KoY1wmbtv71bM1dylkkOWgw514gO/USkOuFQMq9tmBqqbUmtnRB GvAJF1qMUeWZNO3r7tirHsetL8EJhnrL1Wu+aw31Up74cWhrLnM6XluD0Vk+sQ1S0DYt Wzyw== X-Forwarded-Encrypted: i=1; AJvYcCVgGdl8jZ2RRq3FkSKS0xhBlAtlCEV7yMmH0z8BEARs19Ww9QFzgOGt2wYkJ/e/qsTXhNBDpN/sRWGtmpA=@vger.kernel.org X-Gm-Message-State: AOJu0YxjwsioleftcGtyso+Suw4YRSzVa3eZdiNNB4mc1Umx2qhlZ6h2 z+H0SvAGDKEJx70Jn/Hp87RKFxeblFiGfRBwbAtAUK3TDwk+FZjgDusA X-Gm-Gg: ASbGncsDh87l4mCJCOEey4AH1S2vnbdQMst1XtjPto+BeGezur63VN3CsIuq/5W4Px5 G1PJIrSyHuRfot7CpXIB0gHQlD+Kk/ii1l9yVPqEXbPBtQ4zKvrZLwavDx/6A6cuy/eas55HrDR vylt0Gd2Wcop1MqNoPr5bc54Htk1q1pfbdWy3pMyMFvKSFLRInBj1pM3Wj4DTbZTpEySc/tQj7u p6zY0zZXk2GLGmfOhh9x3fFv9FLdwvQmOyZwCFjmOkvn8T+cxbcpcv/90LdHN3g2+GcmXG7Vue2 WxnTDri9Do124U09lswawvvkcBteGWBAejjchfOER/BPayxEW/tAtoxgoWz138QwX/B+NchLptW UpZrVmVDup25RKrTaB79elN7ICZdOIWjzcTbBTqsxXbIXupAlVBsCs48hi4HL7Wy93sxPZhyWsq MGSNzPcp/k2ArDcp7dA/GNSfMCH6TpWrP5dFhV X-Google-Smtp-Source: AGHT+IGlEts1uXX8hfnzNImW+xFZigVYA6diCbhcx8vs+L489uXPgFFo8L2wxrFd1Q8SGxzM/7FJ0w== X-Received: by 2002:a05:6a21:6d86:b0:2f9:48ac:c8ed with SMTP id adf61e73a8af0-32b61dfb944mr3753683637.1.1759490332568; Fri, 03 Oct 2025 04:18:52 -0700 (PDT) Received: from deepanshu-kernel-hacker.. ([2405:201:682f:389d:38c3:a5e9:d69a:7a4]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-78b020537e0sm4696767b3a.56.2025.10.03.04.18.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 03 Oct 2025 04:18:51 -0700 (PDT) From: Deepanshu Kartikey To: broonie@kernel.org Cc: muchun.song@linux.dev, osalvador@suse.de, david@redhat.com, akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, syzbot+f26d7c75c26ec19790e7@syzkaller.appspotmail.com, Aishwarya.TCV@arm.com Subject: Re: [PATCH v2] hugetlbfs: skip VMAs without shareable locks in hugetlb_vmdelete_list Date: Fri, 3 Oct 2025 16:48:44 +0530 Message-ID: <20251003111844.2784806-1-kartikey406@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hi Mark, Thank you for the report and bisection. I see the hugetlbfs-madvise test is failing with unexpected free huge pages count. I'm investigating why the VMAs skipped in my patch aren't getting their pages freed properly. I'll analyze the test code and work on a fix. I'll follow up once I understand the root cause. Deepanshu