From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from m16.mail.163.com (m16.mail.163.com [220.197.31.3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7D68E277818; Tue, 9 Dec 2025 04:40:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=220.197.31.3 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765255254; cv=none; b=j83xVfGknpdBRjAtLN/0WY8lmwazqBpn1IN8ACqDn7/Gdir8t3HhkX207KCR9tsIRWMo1eZQjfUBS2E1OW9ZZmUoBDdAN0lmau1JO4Cdy6Zf1VXXx4edWfhheE40Z+aQWsrcrCXbSDDspmPWUGXq1b/4ycAkYAAjgkNF9Cffcmo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765255254; c=relaxed/simple; bh=b/lyRAfMAhaznejR+3YOxto/1WRFoywG4m0D6+y0xfM=; h=Date:From:To:Cc:Subject:In-Reply-To:References:Content-Type: MIME-Version:Message-ID; b=B92I5hQweJG8DDT+qT1J2na1YpztJsaKTKeZ2QNOba5ohyga/kwz89OaYU1BabA2Y8RlIq4c34IwdWcq8YnJEaz8i1BB2rrcY3+hdgJ3O7b5I4PryC0/C2oFFMllo7NZolCFF92t/d1BTNeUk0b4IujfRYGqrdp9Bls/XUMgb7M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b=KFSZsLwt; arc=none smtp.client-ip=220.197.31.3 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b="KFSZsLwt" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=Date:From:To:Subject:Content-Type:MIME-Version: Message-ID; bh=b/lyRAfMAhaznejR+3YOxto/1WRFoywG4m0D6+y0xfM=; b=K FSZsLwtXn9EqCBD2IFAAVeWcrT6LQgHmVNOpNf/FubOlMPJvfi5RO9H8WAKt4+VE 7eGsOwD201zHWIvcPkFKJgKn0irJSmByVA08zsEfDm4+lE2k6Jpu5+Ok2FclZMNG 5XNBJR7nrAebmEUAo9Cy+jS5OhKkrwKRUzymlOGotQ= Received: from 00107082$163.com ( [111.35.191.189] ) by ajax-webmail-wmsvr-40-136 (Coremail) ; Tue, 9 Dec 2025 12:40:21 +0800 (CST) Date: Tue, 9 Dec 2025 12:40:21 +0800 (CST) From: "David Wang" <00107082@163.com> To: "Mal Haak" Cc: linux-kernel@vger.kernel.org, surenb@google.com, xiubli@redhat.com, idryomov@gmail.com, ceph-devel@vger.kernel.org Subject: Re: Possible memory leak in 6.17.7 X-Priority: 3 X-Mailer: Coremail Webmail Server Version 2023.4-cmXT build 20250723(a044bf12) Copyright (c) 2002-2025 www.mailtech.cn 163com In-Reply-To: <20251209090831.13c7a639@xps15mal> References: <20251110182008.71e0858b@xps15mal> <20251208110829.11840-1-00107082@163.com> <20251209090831.13c7a639@xps15mal> X-NTES-SC: AL_Qu2dB/6eukop5ymYZ+kZnEYQheY4XMKyuPkg1YJXOp80sSbyyxwQWFpAB3rx8fmtKTqrkjOvUSZf2/Z/QbZUbr5ujdSov4nFh4MsVxh95GCy Content-Transfer-Encoding: base64 Content-Type: text/plain; charset=GBK Precedence: bulk X-Mailing-List: ceph-devel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <17469653.4a75.19b01691299.Coremail.00107082@163.com> X-Coremail-Locale: zh_CN X-CM-TRANSID:iCgvCgCnc3A2qDdpNec0AA--.1358W X-CM-SenderInfo: qqqrilqqysqiywtou0bp/xtbCxhZfCmk3qDb9hQAA39 X-Coremail-Antispam: 1U5529EdanIXcx71UUUUU7vcSsGvfC2KfnxnUU== CkF0IDIwMjUtMTItMDkgMDc6MDg6MzEsICJNYWwgSGFhayIgPG1hbGNvbG1AaGFhay5pZC5hdT4g d3JvdGU6Cj5PbiBNb24sICA4IERlYyAyMDI1IDE5OjA4OjI5ICswODAwCj5EYXZpZCBXYW5nIDww MDEwNzA4MkAxNjMuY29tPiB3cm90ZToKPgo+PiBPbiBNb24sIDEwIE5vdiAyMDI1IDE4OjIwOjA4 ICsxMDAwCj4+IE1hbCBIYWFrIDxtYWxjb2xtQGhhYWsuaWQuYXU+IHdyb3RlOgo+PiA+IEhlbGxv LAo+PiA+IAo+PiA+IEkgaGF2ZSBmb3VuZCBhIG1lbW9yeSBsZWFrIGluIDYuMTcuNyBidXQgSSBh bSB1bnN1cmUgaG93IHRvIHRyYWNrIGl0Cj4+ID4gZG93biBlZmZlY3RpdmVseS4KPj4gPiAKPj4g PiAgIAo+PiAKPj4gSSB0aGluayB0aGUgYG1lbW9yeSBhbGxvY2F0aW9uIHByb2ZpbGluZ2AgZmVh dHVyZSBjYW4gaGVscC4KPj4gaHR0cHM6Ly9kb2NzLmtlcm5lbC5vcmcvbW0vYWxsb2NhdGlvbi1w cm9maWxpbmcuaHRtbAo+PiAKPj4gWW91IHdvdWxkIG5lZWQgdG8gYnVpbGQgYSBrZXJuZWwgd2l0 aCAKPj4gQ09ORklHX01FTV9BTExPQ19QUk9GSUxJTkc9eQo+PiBDT05GSUdfTUVNX0FMTE9DX1BS T0ZJTElOR19FTkFCTEVEX0JZX0RFRkFVTFQ9eQo+PiAKPj4gQW5kIGNoZWNrIC9wcm9jL2FsbG9j aW5mbyBmb3IgdGhlIHN1c3BpY2lvdXMgYWxsb2NhdGlvbnMgd2hpY2ggdGFrZQo+PiBtb3JlIG1l bW9yeSB0aGFuIGV4cGVjdGVkLgo+PiAKPj4gKEkgb25jZSBjYXVnaHQgYSBudmlkaWEgZHJpdmVy IG1lbW9yeSBsZWFrLikKPj4gCj4+IAo+PiBGWUkKPj4gRGF2aWQKPj4gCj4KPlRoYW5rIHlvdSBm b3IgeW91ciBzdWdnZXN0aW9uLiBJIGhhdmUgc29tZSByZXN1bHRzLgo+Cj5SYW4gdGhlIHJzeW5j IHdvcmtsb2FkIGZvciBhYm91dCA5IGhvdXJzLiBJdCBzdGFydGVkIHRvIGxvb2sgbGlrZSBpdAo+ d2FzIGhhcHBlbmluZy4KPiMgc21lbSAtcHcKPkFyZWEgICAgICAgICAgICAgICAgICAgICAgICAg ICBVc2VkICAgICAgQ2FjaGUgICBOb25jYWNoZSAKPmZpcm13YXJlL2hhcmR3YXJlICAgICAgICAg ICAgIDAuMDAlICAgICAgMC4wMCUgICAgICAwLjAwJSAKPmtlcm5lbCBpbWFnZSAgICAgICAgICAg ICAgICAgIDAuMDAlICAgICAgMC4wMCUgICAgICAwLjAwJSAKPmtlcm5lbCBkeW5hbWljIG1lbW9y eSAgICAgICAgODAuNDYlICAgICA2NS44MCUgICAgIDE0LjY2JSAKPnVzZXJzcGFjZSBtZW1vcnkg ICAgICAgICAgICAgIDAuMzUlICAgICAgMC4xNiUgICAgICAwLjE5JSAKPmZyZWUgbWVtb3J5ICAg ICAgICAgICAgICAgICAgMTkuMTklICAgICAxOS4xOSUgICAgICAwLjAwJSAKPiMgc29ydCAtZyAv cHJvYy9hbGxvY2luZm98dGFpbHxudW1mbXQgLS10bz1pZWMKPiAgICAgICAgIDIyTSAgICAgNTYw OSBtbS9tZW1vcnkuYzoxMTkwIGZ1bmM6Zm9saW9fcHJlYWxsb2MgCj4gICAgICAgICAyM00gICAg IDE5MzIgZnMveGZzL3hmc19idWYuYzoyMjYgW3hmc10KPmZ1bmM6eGZzX2J1Zl9hbGxvY19iYWNr aW5nX21lbSAKPiAgICAgICAgIDI0TSAgICAyNDEzNSBmcy94ZnMveGZzX2ljYWNoZS5jOjk3IFt4 ZnNdIGZ1bmM6eGZzX2lub2RlX2FsbG9jIAo+ICAgICAgICAgMjdNICAgICA2NjkzIG1tL21lbW9y eS5jOjExOTIgZnVuYzpmb2xpb19wcmVhbGxvYyAKPiAgICAgICAgIDU4TSAgICAxNDc4NCBtbS9w YWdlX2V4dC5jOjI3MSBmdW5jOmFsbG9jX3BhZ2VfZXh0IAo+ICAgICAgICAyNThNICAgICAgMTI5 IG1tL2todWdlcGFnZWQuYzoxMDY5IGZ1bmM6YWxsb2NfY2hhcmdlX2ZvbGlvIAo+ICAgICAgICA0 MzBNICAgNzcwNzg4IGxpYi94YXJyYXkuYzozNzggZnVuYzp4YXNfYWxsb2MgCj4gICAgICAgIDU0 NU0gICAgMzY0NDQgbW0vc2x1Yi5jOjMwNTkgZnVuYzphbGxvY19zbGFiX3BhZ2UgCj4gICAgICAg IDkuOEcgIDI1NjM2MTcgbW0vcmVhZGFoZWFkLmM6MTg5IGZ1bmM6cmFjdGxfYWxsb2NfZm9saW8g Cj4gICAgICAgICAyMEcgIDUxNjQwMDQgbW0vZmlsZW1hcC5jOjIwMTIgZnVuYzpfX2ZpbGVtYXBf Z2V0X2ZvbGlvIAo+Cj4KPlNvIEkgc3RvcHBlZCB0aGUgd29ya2xvYWQgYW5kIGRyb3BwZWQgY2Fj aGVzIHRvIGNvbmZpcm0uCj4KPiMgZWNobyAzID4gL3Byb2Mvc3lzL3ZtL2Ryb3BfY2FjaGVzCj4j IHNtZW0gLXB3Cj5BcmVhICAgICAgICAgICAgICAgICAgICAgICAgICAgVXNlZCAgICAgIENhY2hl ICAgTm9uY2FjaGUgCj5maXJtd2FyZS9oYXJkd2FyZSAgICAgICAgICAgICAwLjAwJSAgICAgIDAu MDAlICAgICAgMC4wMCUgCj5rZXJuZWwgaW1hZ2UgICAgICAgICAgICAgICAgICAwLjAwJSAgICAg IDAuMDAlICAgICAgMC4wMCUgCj5rZXJuZWwgZHluYW1pYyBtZW1vcnkgICAgICAgIDMzLjQ1JSAg ICAgIDAuMDklICAgICAzMy4zNiUgCj51c2Vyc3BhY2UgbWVtb3J5ICAgICAgICAgICAgICAwLjM2 JSAgICAgIDAuMTYlICAgICAgMC4xOSUgCj5mcmVlIG1lbW9yeSAgICAgICAgICAgICAgICAgIDY2 LjIwJSAgICAgNjYuMjAlICAgICAgMC4wMCUgCj4jIHNvcnQgLWcgL3Byb2MvYWxsb2NpbmZvfHRh aWx8bnVtZm10IC0tdG89aWVjCj4gICAgICAgICAxMk0gICAgIDI5ODcgbW0vZXhlY21lbS5jOjQx IGZ1bmM6ZXhlY21lbV92bWFsbG9jIAo+ICAgICAgICAgMTJNICAgICAgICAzIGtlcm5lbC9kbWEv cG9vbC5jOjk2IGZ1bmM6YXRvbWljX3Bvb2xfZXhwYW5kIAo+ICAgICAgICAgMTNNICAgICAgNzUx IG1tL3NsdWIuYzozMDYxIGZ1bmM6YWxsb2Nfc2xhYl9wYWdlIAo+ICAgICAgICAgMTZNICAgICAg ICA4IG1tL2todWdlcGFnZWQuYzoxMDY5IGZ1bmM6YWxsb2NfY2hhcmdlX2ZvbGlvIAo+ICAgICAg ICAgMThNICAgICA0MzU1IG1tL21lbW9yeS5jOjExOTAgZnVuYzpmb2xpb19wcmVhbGxvYyAKPiAg ICAgICAgIDI0TSAgICAgNjExOSBtbS9tZW1vcnkuYzoxMTkyIGZ1bmM6Zm9saW9fcHJlYWxsb2Mg Cj4gICAgICAgICA1OE0gICAgMTQ3ODQgbW0vcGFnZV9leHQuYzoyNzEgZnVuYzphbGxvY19wYWdl X2V4dCAKPiAgICAgICAgIDYxTSAgICAxNTQ0OCBtbS9yZWFkYWhlYWQuYzoxODkgZnVuYzpyYWN0 bF9hbGxvY19mb2xpbyAKPiAgICAgICAgIDc5TSAgICAgNjcyNiBtbS9zbHViLmM6MzA1OSBmdW5j OmFsbG9jX3NsYWJfcGFnZSAKPiAgICAgICAgIDExRyAgMjY3NDQ4OCBtbS9maWxlbWFwLmM6MjAx MiBmdW5jOl9fZmlsZW1hcF9nZXRfZm9saW8KPgo+U28gaWYgSSdtIHJlYWRpbmcgdGhpcyBjb3Jy ZWN0bHkgc29tZXRoaW5nIGlzIGNhdXNpbmcgZm9saW9zIGNvbGxlY3QKPmFuZCBub3QgYmUgYWJs ZSB0byBiZSBmcmVlZD8KCkNDIGNlcGhmcywgbWF5YmUgc29tZW9uZSBjb3VsZCBoYXZlIGFuIGVh c3kgcmVhZGluZyBvdXQgb2YgdGhvc2UgZm9saW8gdXNhZ2UKCgo+Cj5BbHNvIGl0J3MgY2xlYXIg dGhhdCBzb21lIG9mIHRoZSBmb2xpbydzIGFyZSBjb3VudGluZyBhcyBjYWNoZSBhbmQgc29tZQo+ YXJlbid0LiAKPgo+TGlrZSBJIHNhaWQgNi4xNyBhbmQgNi4xOCBib3RoIGhhdmUgdGhlIGlzc3Vl LiA2LjEyIGRvZXMgbm90LiBJJ20gbm93Cj5nb2luZyB0byBtYW51YWxseSB3YWxrIHRocm91Z2gg cHJldmlvdXMga2VybmVsIHJlbGVhc2VzIGFuZCBmaW5kCj53aGVyZSBpdCBmaXJzdCBzdGFydHMg aGFwcGVuaW5nIHB1cmVseSBiZWNhdXNlIEknbSBoYXZpbmcgaXNzdWVzCj5idWlsZGluZyBlYXJs aWVyIGtlcm5lbHMgZHVlIHRvIHJ1c3Qgc3R1ZmYgYW5kIG90aGVyIHB5dGhvbgo+aW5jb21wYXRp YmlsaXRpZXMgbWFraW5nIGRvaW5nIGEgZ2l0LWJpc2VjdCBhIGJpdCBmdW4uCj4KPkknbGwgZG8g aXQgdGhlIHBhY2thZ2VzIHdheSB1bnRpbCBJIGdldCBjbG9zZXIsIHRoZW4gc29sdmUgdGhlIGJ1 aWxkCj5pc3N1ZXMuIAo+Cj5UaGFua3MsCj5NYWwKPgo=