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 X-Spam-Level: X-Spam-Status: No, score=-6.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 81E8BC43381 for ; Fri, 22 Mar 2019 12:08:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5141B21916 for ; Fri, 22 Mar 2019 12:08:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553256505; bh=VkJ6ltrC+LlyGGzRFGYZjr81llUHqSdHfSQ//9U8JZA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Wkk/4MFI4CX/F6oNL5BVbufEMBy7Q701q4frAYbR6APRHKhLnT//olMzzRZcfzvF0 9rdi7kY17z0FUtwBQfKcaL00RuRxRHDuJPQZmKF8ISWn9Fltop8Mj5tTpdmYzXy6Jv C8E0c6Xn8Af14leofXfGwP/dFN0KYrziVV5/L85s= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389160AbfCVMIY (ORCPT ); Fri, 22 Mar 2019 08:08:24 -0400 Received: from mail.kernel.org ([198.145.29.99]:46770 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388902AbfCVMIX (ORCPT ); Fri, 22 Mar 2019 08:08:23 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E94D521916; Fri, 22 Mar 2019 12:08:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553256502; bh=VkJ6ltrC+LlyGGzRFGYZjr81llUHqSdHfSQ//9U8JZA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=yDbSzWsOY3LrPXDxmjWYuG8tXGb3AW4+PDbhK/56e/GGDvM18a4bIoWfWZk0Xgs6J 3Gkxuwjt+z0Yo1TeeFQm3iJBoA2Kfr0c50GutIQvMH7R4hIW1n+O1ZzzTAbq9yXITU UKRrvCBMBBobP5PDi9DP7N+RDHE1slsKnPl0te4A= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Christophe Leroy , Michael Ellerman Subject: [PATCH 4.19 230/280] powerpc/traps: Fix the message printed when stack overflows Date: Fri, 22 Mar 2019 12:16:23 +0100 Message-Id: <20190322111337.008318680@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190322111306.356185024@linuxfoundation.org> References: <20190322111306.356185024@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.19-stable review patch. If anyone has any objections, please let me know. ------------------ From: Christophe Leroy commit 9bf3d3c4e4fd82c7174f4856df372ab2a71005b9 upstream. Today's message is useless: [ 42.253267] Kernel stack overflow in process (ptrval), r1=c65500b0 This patch fixes it: [ 66.905235] Kernel stack overflow in process sh[356], r1=c65560b0 Fixes: ad67b74d2469 ("printk: hash addresses printed with %p") Cc: stable@vger.kernel.org # v4.15+ Signed-off-by: Christophe Leroy [mpe: Use task_pid_nr()] Signed-off-by: Michael Ellerman Signed-off-by: Greg Kroah-Hartman --- arch/powerpc/kernel/traps.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -1545,8 +1545,8 @@ bail: void StackOverflow(struct pt_regs *regs) { - printk(KERN_CRIT "Kernel stack overflow in process %p, r1=%lx\n", - current, regs->gpr[1]); + pr_crit("Kernel stack overflow in process %s[%d], r1=%lx\n", + current->comm, task_pid_nr(current), regs->gpr[1]); debugger(regs); show_regs(regs); panic("kernel stack overflow");