From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2FD00D10F58 for ; Wed, 26 Nov 2025 14:55:34 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B35DF10E653; Wed, 26 Nov 2025 14:55:33 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=lankhorst.se header.i=@lankhorst.se header.b="dlxCJUIf"; dkim-atps=neutral Received: from lankhorst.se (lankhorst.se [141.105.120.124]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2E17910E653 for ; Wed, 26 Nov 2025 14:55:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=lankhorst.se; s=default; t=1764168930; bh=ehkN2kuX20UM6TqfPVOQyIs9LswyaBVWEiJKEgVf+/k=; h=From:To:Cc:Subject:Date:From; b=dlxCJUIfoExbgudpIoa3MeYkKqu1ctVgOXxjXt7Na6kIonJD5jqnqQNM3+rmZ1rNL GX33d2HWLUqY5CB/dSUefvvWRKuWOpBb7W7n0sS0k3oh+axGXZGn12EEYuIuzibL83 k8/bPhBTylzLuItsVpq+6Syyq1DWUEE1BgdstgVVJr0OjcBJqRlCRPq8b27LcWjPYX bS7nvAqFZZsgWOTRbo5u6VaiZZMlDWFmO42mvQO1GzTH8t2NLS1pi6rUWkcyYmGXle Ig+kzbDT3FesmWqwbNnCdfjXsNyjUOXq5hWVdxbMKL96PDpcphT9AamKGWfYL7iOPg Gzsz+rXsbS6vQ== From: Maarten Lankhorst To: intel-gfx@lists.freedesktop.org Cc: Maarten Lankhorst Subject: DEBUG: Show held locks on failure Date: Wed, 26 Nov 2025 15:55:24 +0100 Message-ID: <20251126145525.10747-1-dev@lankhorst.se> X-Mailer: git-send-email 2.51.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Test why we are regressing? Signed-off-by: Maarten Lankhorst --- kernel/freezer.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/kernel/freezer.c b/kernel/freezer.c index ddc11a8bd2ea2..2493b885d886e 100644 --- a/kernel/freezer.c +++ b/kernel/freezer.c @@ -135,8 +135,10 @@ static int __set_task_frozen(struct task_struct *p, void *arg) /* * It's dangerous to freeze with locks held; there be dragons there. */ - if (!(state & __TASK_FREEZABLE_UNSAFE)) - WARN_ON_ONCE(debug_locks && p->lockdep_depth); + if (!(state & __TASK_FREEZABLE_UNSAFE)) { + if (WARN_ON_ONCE(debug_locks && p->lockdep_depth)) + debug_show_held_locks(p); + } #endif p->saved_state = p->__state;