From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) (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 7084E8592B for ; Wed, 20 Mar 2024 20:08:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710965284; cv=none; b=i5QfKHtF6NOBs9qNI8Q2Zgu0d/ueW5kVFKuM7A2FK0yg2RejEnAmvvxlVhAzKO/duraZxK0f258HNa/Kpqly9gTutM3/rI2fhe0G58aFCsG4FZxRQI8isrlO7cWoIBh2k3NZEVDGJOazAn7bnylMb29mO36RfSkxQX1vHqO+Etc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710965284; c=relaxed/simple; bh=U+UVKAt/Bq8p2XJNRPjZNvXZ6YosjOH7xSAmcPxwOps=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=iy/l+Hty+X1zov6v6Pks3iBb/lrYh/AIZhQFhplBBUK4meVnwFQpdg5GEkXqvHjAOXPoTkZL7apHsNNrFTylaJNiybTjv0PSyo37WRJA8fOyMX3LtiDeNTw22YeYs6PHxb4b1dDktuabEfpnsArjQA+cdUm5XcJ3lm10zv/Z0yE= 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=209.85.166.197 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-il1-f197.google.com with SMTP id e9e14a558f8ab-36860170307so2687955ab.0 for ; Wed, 20 Mar 2024 13:08:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1710965282; x=1711570082; h=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=90ngouxeClPqd2Uy/VEUTMh551N/5NtUq2TP2nVIm+Q=; b=MX2SW5ISpXjNlZZtbhaT4l7Mn4ZGigUY3VrUUA9KEHvT6iFKK7C1rhXa1P0LoDi/3A OED70jVOf3xTe9F99NUbHF0exFkbSOpFzMVZN72zszRShh/Lj/HwgWLp4Lpm6lZk4VRY suSVNe7Zh3QHgY1WztVLG/X0I2eeeLVrROrOiR4S8eDmkoubPunKnBtYVyGnaRLMaSvx exXZezJU6MuCyo2t5zQkv+rvNkM4jRPtIkwH7jZJ2gWHsrENl9XCUS6TAHTOYXKKyFF5 bhtXEvVbit3mTN2fMZCcGeJBctmYy8819ccGELcf0dICLURh1AqfO7CuTd3WlIeg194y ew6g== X-Forwarded-Encrypted: i=1; AJvYcCX3ED/27P5/B1yKcuHsod0Lg8mn+jx57kBx+QGTOok1e1uPM5zNWZ1UHBwyQvXoKR5mkGkUoYrFNrY9uU+/kdU4SydoHrqz3tuVI1KQ X-Gm-Message-State: AOJu0Yw1aeBYGAc2B/DbPYRJqUN8GiRrg6jKm4WOLR0hBjYukFZbSH1h C49wtOlpM33sKvvinPvwB0gihaoqmnt3K1lCi9Unwp4swM6dAyO44iXmXw+9eeyQIWBnr6LSAYQ AUQHLaBVGDZogVmR9z1DGQXqIj3dn1kcPE1c1L5EGOlDJqxwZwMC1cx0= X-Google-Smtp-Source: AGHT+IFRSgFMkgU5w4crMUDJ7kthxDKNL9C7Z1syq/rB6BCaRhzrzbNaiH9JCERgVxC0vDcoLAhfCgoOJW3SIHdDAfFpp7CxCPQn Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a92:c56f:0:b0:368:5b92:cfd8 with SMTP id b15-20020a92c56f000000b003685b92cfd8mr67313ilj.2.1710965282612; Wed, 20 Mar 2024 13:08:02 -0700 (PDT) Date: Wed, 20 Mar 2024 13:08:02 -0700 In-Reply-To: <20240320113002.GA1178948@fedora> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000e4b57b06141d250c@google.com> Subject: Re: [syzbot] [virtualization?] upstream boot error: WARNING: refcount bug in __free_pages_ok From: syzbot To: jasowang@redhat.com, linux-kernel@vger.kernel.org, michael.christie@oracle.com, mst@redhat.com, osalvador@suse.de, pbonzini@redhat.com, stefanha@redhat.com, syzkaller-bugs@googlegroups.com, virtualization@lists.linux.dev, xuanzhuo@linux.alibaba.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+70f57d8a3ae84934c003@syzkaller.appspotmail.com Tested on: commit: 4bedfb31 mm,page_owner: maintain own list of stack_rec.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git kernel config: https://syzkaller.appspot.com/x/.config?x=527195e149aa3091 dashboard link: https://syzkaller.appspot.com/bug?extid=70f57d8a3ae84934c003 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.