From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from baidu.com (mx24.baidu.com [111.206.215.185]) (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 6F8D421D590; Sat, 11 Oct 2025 10:59:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=111.206.215.185 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760180373; cv=none; b=MnbDiXg0rj0kraJuOEj4ZbTT2lJFloGAZZgmwcYrzz4dew1xOtyOKLXEMgOPou44eB0rL0xC3EzVdD5Eq/WvQeET636IrtKYxOdJlB+vfh9r0CoZw3A5fByLl04Pslvx/3jKt2KwcxQeyopzIv8ScU7JCI84PGT1B6J87ZKDDwM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760180373; c=relaxed/simple; bh=p18314kQrqNwtFjDlrJ/pGINPw/6EePuRm3jLz/Kdkc=; h=From:To:Subject:Date:Message-ID:References:In-Reply-To: Content-Type:MIME-Version; b=OTJ+K2Wf7kR+p7PrgAx+sIGS3NaA6y0C4UFJQegDSb3CsJIgZoVPO5P8y5ReI2fHU+69exAonD+Y6vHtfe3My7aoCtvCFWSZDzzGFCt2INpfYNbRKa3S1rRjHWbt0cfe+al2uN15/hQyLsU82iTlovI6DZlD8GSW/kcJGuEuCX0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=baidu.com; spf=pass smtp.mailfrom=baidu.com; arc=none smtp.client-ip=111.206.215.185 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=baidu.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=baidu.com From: "Li,Rongqing" To: Kees Cook , Randy Dunlap , "corbet@lwn.net" , "akpm@linux-foundation.org" , "lance.yang@linux.dev" , "mhiramat@kernel.org" , "paulmck@kernel.org" , "pawan.kumar.gupta@linux.intel.com" , "mingo@kernel.org" , "dave.hansen@linux.intel.com" , "rostedt@goodmis.org" , "arnd@arndb.de" , "feng.tang@linux.alibaba.com" , "pauld@redhat.com" , "joel.granados@kernel.org" , "linux-doc@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: =?utf-8?B?UkU6IFvlpJbpg6jpgq7ku7ZdIFJlOiBbUEFUQ0hdW3YyXSBodW5nX3Rhc2s6?= =?utf-8?Q?_Panic_after_fixed_number_of_hung_tasks?= Thread-Topic: =?utf-8?B?W+WklumDqOmCruS7tl0gUmU6IFtQQVRDSF1bdjJdIGh1bmdfdGFzazogUGFu?= =?utf-8?Q?ic_after_fixed_number_of_hung_tasks?= Thread-Index: AQHcMDksdcRioXB8tEOzfxW7SI8WgLS7pGyAgABZ+wCAANv20A== Date: Sat, 11 Oct 2025 10:57:41 +0000 Message-ID: <1729312f8358451ba32eabdea86a7820@baidu.com> References: <20250928053137.3412-1-lirongqing@baidu.com> In-Reply-To: Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-FEAS-Client-IP: 172.31.3.13 X-FE-Policy-ID: 52:10:53:SYSTEM DQo+IE9uIE9jdG9iZXIgMTAsIDIwMjUgNToyNTowNSBQTSBQRFQsIFJhbmR5IER1bmxhcCA8cmR1 bmxhcEBpbmZyYWRlYWQub3JnPg0KPiB3cm90ZToNCj4gPkhpLA0KPiA+DQo+ID5PbiA5LzI3LzI1 IDEwOjMxIFBNLCBsaXJvbmdxaW5nIHdyb3RlOg0KPiA+PiBGcm9tOiBMaSBSb25nUWluZyA8bGly b25ncWluZ0BiYWlkdS5jb20+DQo+ID4+DQo+ID4+IEN1cnJlbnRseSwgd2hlbiBodW5nX3Rhc2tf cGFuaWMgaXMgZW5hYmxlZCwga2VybmVsIHdpbGwgcGFuaWMNCj4gPj4gaW1tZWRpYXRlbHkgdXBv biBkZXRlY3RpbmcgdGhlIGZpcnN0IGh1bmcgdGFzay4gSG93ZXZlciwgc29tZSBodW5nDQo+ID4+ IHRhc2tzIGFyZSB0cmFuc2llbnQgYW5kIHRoZSBzeXN0ZW0gY2FuIHJlY292ZXIgZnVsbHksIHdo aWxlIG90aGVycw0KPiA+PiBhcmUgdW5yZWNvdmVyYWJsZSBhbmQgdHJpZ2dlciBjb25zZWN1dGl2 ZSBodW5nIHRhc2sgcmVwb3J0cywgYW5kIGEgcGFuaWMgaXMNCj4gZXhwZWN0ZWQuDQo+ID4+DQo+ ID4+IFRoaXMgY29tbWl0IGFkZHMgYSBuZXcgc3lzY3RsIHBhcmFtZXRlciBodW5nX3Rhc2tfY291 bnRfdG9fcGFuaWMgdG8NCj4gPj4gYWxsb3dzIHNwZWNpZnlpbmcgdGhlIG51bWJlciBvZiBjb25z ZWN1dGl2ZSBodW5nIHRhc2tzIHRoYXQgbXVzdCBiZQ0KPiA+PiBkZXRlY3RlZA0KPiANCj4gV2h5 IG1ha2UgYSBuZXcgc3lzY3RsPyBDYW4ndCB5b3UganVzdCB1c2UgaHVuZ190YXNrX3BhbmljIGFu ZCByYWlzZSB0aGUgbWF4DQo+IHRvIElOVF9NQVg/DQo+IA0KDQoNCkhvd2V2ZXIsIHRoaXMgd2ls bCBwcmV2ZW50IHRoZSBwcmludGluZyBvZiBodW5nIHRhc2sgd2FybmluZ3MuIEh1bmcgdGFzayB3 YXJuaW5ncyBhcmUgdmVyeSB1c2VmdWwgZm9yIGlkZW50aWZ5aW5nIHdoaWNoIHRhc2tzIGFyZSBo YW5naW5nIGFuZCB3aGVyZSB0aGV5IGFyZSBzdHVjay4NCg0KSWYgdGhlcmUgaXMgdGhpcyBmdW5j dGlvbiwgSSBob3BlIHRvIHNob3J0ZW4gc3lzY3RsX2h1bmdfdGFza190aW1lb3V0X3NlY3MgdG8g Z2l2ZSBtb3JlIGluZm9ybWF0aW9uLg0KDQpBbmQgcmN1IGhhcyB0aGUgc2ltaWxhciBmdW5jdGlv biBhcyBkZmU1NjQwNDVjNjUzZCAiKHJjdTogUGFuaWMgYWZ0ZXIgZml4ZWQgbnVtYmVyIG9mIHN0 YWxscykiDQoNCi1MaQ0KDQoNCg==