Received: by 2002:a25:7ec1:0:0:0:0:0 with SMTP id z184csp2931026ybc; Thu, 21 Nov 2019 00:14:45 -0800 (PST) X-Google-Smtp-Source: APXvYqw58vaMRmEETA6eLZ3JOkZmAiBOiN+OSJrt+4HsV/MAN95dzQYAAPF4m8fQ9ugOzlNutJec X-Received: by 2002:a17:906:378d:: with SMTP id n13mr12342800ejc.260.1574324085458; Thu, 21 Nov 2019 00:14:45 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1574324085; cv=none; d=google.com; s=arc-20160816; b=ACoUjGYLu7vyWquimF2D1V2EAu03FkIbkMArotabw8z+Gqg4eDhLEh6RexmR0X8kjA ZxKxpY/yf6qAwr/v4tTqIAMphe4HXSDAIsRJqS8C7vZAHay0AN8H80QNrueavmv+l6C7 SB29D/JhjREq5547iCwYPWcjA8bYX10HijTq4htXdcblbq/z1zTge8G5Fu+eGV+kboZA 2luINBruSdWd8fLjDgCvkQ1vtHh0u2I8LnNiDCj7gUhRL8yeR0oaM1lIfubP+TzVGvFW uxHJOfz+R1ELrgOmjnzlvU236UHU6ia+R7XARDYlmvfEGDXMoqAMsOkqOoAZhe1bz8Sa lYBg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from:dkim-signature; bh=U97mKHK8idOeQxpJETaSEs2XLJJYwjnYHMcOchdEF+g=; b=JS39F5lFhUYcDxCnxOV7a2l4kLJ4GTyTcJskG1esC+6PZithYvZlrSakg8pQzHm4Go zoM4P0gdBUOXpQYkGQ8stsceqrP5Zwr2kCuC9RM8tSvQSXmweuEcbP55INIQfSiQ1vs1 cUUD1byJU91eD2SeGxKgF3A06QKLDO8bH8usTm9pasguF2OtnlF2xj9bxzSza6colKjJ i5znxkq8MDTeVymq9FxpapjMG/zZQQXcgJEBsCer6WfQHv38AO72IuRUC7iF17ypjKg7 /n5ApB7NygJHmmogqAihmhgOnYgUOApfnM2L7SbkN2M/eJgchGFVD6tQNaxPvJgPAPW8 e3iQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@mediatek.com header.s=dk header.b="SJt/F7Sy"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=mediatek.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id x26si1524834eda.404.2019.11.21.00.14.20; Thu, 21 Nov 2019 00:14:45 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@mediatek.com header.s=dk header.b="SJt/F7Sy"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=mediatek.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726747AbfKUINV (ORCPT + 99 others); Thu, 21 Nov 2019 03:13:21 -0500 Received: from mailgw02.mediatek.com ([210.61.82.184]:44455 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726170AbfKUINV (ORCPT ); Thu, 21 Nov 2019 03:13:21 -0500 X-UUID: e9cbf3732efd46189b4a8c5819da145b-20191121 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=U97mKHK8idOeQxpJETaSEs2XLJJYwjnYHMcOchdEF+g=; b=SJt/F7SyKCEqREcvs+FW59AwJMxgQkTUFhIt0sEmSuDcXpPD5l3fzGFmLcZBEpJbM4Trh7w+PYETKFwOw8wbuKTU7BKbZncbOnTgCkFciHAFgkcp61lrP1gxhXdRLOFuWoqX69NpwIZ5MsmekvZlLXRvmC/rPoDhyXD8QRvcHW0=; X-UUID: e9cbf3732efd46189b4a8c5819da145b-20191121 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 2107909423; Thu, 21 Nov 2019 16:13:17 +0800 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 21 Nov 2019 16:13:13 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Thu, 21 Nov 2019 16:13:37 +0800 From: YT Chang To: YT Chang , Peter Zijlstra , Matthias Brugger CC: , , , Subject: [PATCH 1/1] sched: panic, when call schedule with preemption disable Date: Thu, 21 Nov 2019 16:13:05 +0800 Message-ID: <1574323985-24193-1-git-send-email-yt.chang@mediatek.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Content-Transfer-Encoding: base64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org V2hlbiBwcmVlbXB0aW9uIGlzIGRpc2FibGUsIGNhbGwgc2NoZWR1bGUoKSBpcyBpbmNvcnJlY3Qg YmVoYXZpb3IuDQpTdWdnZXN0IHRvIHBhbmljIGRpcmVjdGx5IHJhdGhlciB0aGFuIGRlcGVuZCBv biBwYW5pY19vbl93YXJuLg0KDQpTaWduZWQtb2ZmLWJ5OiBZVCBDaGFuZyA8eXQuY2hhbmdAbWVk aWF0ZWsuY29tPg0KLS0tDQoga2VybmVsL3NjaGVkL2NvcmUuYyB8IDMgKy0tDQogMSBmaWxlIGNo YW5nZWQsIDEgaW5zZXJ0aW9uKCspLCAyIGRlbGV0aW9ucygtKQ0KDQpkaWZmIC0tZ2l0IGEva2Vy bmVsL3NjaGVkL2NvcmUuYyBiL2tlcm5lbC9zY2hlZC9jb3JlLmMNCmluZGV4IDc4ODBmNGYuLjIx NGU4ZDggMTAwNjQ0DQotLS0gYS9rZXJuZWwvc2NoZWQvY29yZS5jDQorKysgYi9rZXJuZWwvc2No ZWQvY29yZS5jDQpAQCAtMzg2MSw5ICszODYxLDggQEAgc3RhdGljIG5vaW5saW5lIHZvaWQgX19z Y2hlZHVsZV9idWcoc3RydWN0IHRhc2tfc3RydWN0ICpwcmV2KQ0KIAkJcHJpbnRfaXBfc3ltKHBy ZWVtcHRfZGlzYWJsZV9pcCk7DQogCQlwcl9jb250KCJcbiIpOw0KIAl9DQotCWlmIChwYW5pY19v bl93YXJuKQ0KLQkJcGFuaWMoInNjaGVkdWxpbmcgd2hpbGUgYXRvbWljXG4iKTsNCiANCisJcGFu aWMoInNjaGVkdWxpbmcgd2hpbGUgYXRvbWljXG4iKTsNCiAJZHVtcF9zdGFjaygpOw0KIAlhZGRf dGFpbnQoVEFJTlRfV0FSTiwgTE9DS0RFUF9TVElMTF9PSyk7DQogfQ0KLS0gDQoxLjkuMQ0K