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=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by aws-us-west-2-korg-lkml-1.web.codeaurora.org (Postfix) with ESMTP id 9D9F2C004E4 for ; Mon, 11 Jun 2018 21:51:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 49D412086D for ; Mon, 11 Jun 2018 21:51:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=sifive.com header.i=@sifive.com header.b="V0dLBdCr" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 49D412086D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=sifive.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934648AbeFKVv0 (ORCPT ); Mon, 11 Jun 2018 17:51:26 -0400 Received: from mail-pl0-f66.google.com ([209.85.160.66]:32807 "EHLO mail-pl0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934508AbeFKVvY (ORCPT ); Mon, 11 Jun 2018 17:51:24 -0400 Received: by mail-pl0-f66.google.com with SMTP id n10-v6so13084704plp.0 for ; Mon, 11 Jun 2018 14:51:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; h=from:to:cc:subject:date:message-id; bh=nbRfi1DqzuU2+C610KN0oKbD2xVholLrrhMtfij4Q64=; b=V0dLBdCriLigGV9ZC3WwUeaEQuZLN8Vm4PnnZrHb4B0sAIRFmgGUR/7MqpEWtI1rLw 5bKiFvJJaouxJRMOq0wUbPp4wcn++ETB62/bKPY4Dvj6zZXd9QwxIkWcI+O67BfYB7K5 D8VPXKms6YUX5+LtU3uOuzKBvFLfI5N5582HZKAQdV7OtbR5cmHqgGbH3khcCJJAMzbB R8fjKCcNolKuBtAChV1FSWctLzyHC+oRWGP38UiyRSDISfbtht/mYQbhberpMmRucZMH M58pkEw9m5W0Lb/XXFIGmRcu1dyMMMf9lzoJQM2L5NI22se6ZuOX5nlHJM0oYxSpsxVq aNqQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=nbRfi1DqzuU2+C610KN0oKbD2xVholLrrhMtfij4Q64=; b=Z7uTwzQ50U+qVRCfMEsTXQ8hLjY28dxJN7shAiT37Q377ZtL5J005nB7kMCmHBf1Vd sSczPgXRK3L62WD+b9M6T4ybmsGoBDXuoC4EjnNWvoAiz51g4T6fSb4Fo7CwOklcLydr LXfhrpS2xZbnFFnNtk7cIvCm2Rmd3t8V78anvrI1fl8brLskSiqHw4KDkM1yo0F8Ck/W zEq8prgUHiWb2X8lxHCGTVEV+KKZ+LUmb2RruI7/T5hKsIGMipKrG6nVjwBXvcOJgpyG OOHbFs14ZfeduyqrJoI1QUDrbCQzYdNUuGl3ETkGy2i8baE/65rCiXV8g+YlKChLYamk vhbg== X-Gm-Message-State: APt69E0LE6y5qlhqHrOLXkw1apjyLjDcHX91yjElu4L2TuqXXJm2qvqu ux6fq/IeSsoQe6hyZzsLWG4J5A== X-Google-Smtp-Source: ADUXVKJN9mUx+8OcQeTS/EX2fT7xkzpT9RFJHuWvot7voJaoUqiEhocIu8sRD5/KUuEtyawCOThefA== X-Received: by 2002:a17:902:530e:: with SMTP id b14-v6mr948989pli.316.1528753883858; Mon, 11 Jun 2018 14:51:23 -0700 (PDT) Received: from rohan.internal.sifive.com ([12.206.222.5]) by smtp.gmail.com with ESMTPSA id d9-v6sm72740859pfg.183.2018.06.11.14.51.22 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 11 Jun 2018 14:51:22 -0700 (PDT) From: Jim Wilson To: linux-riscv@lists.infradead.org Cc: jimw@sifive.com, Oleg Nesterov , Palmer Dabbelt , Albert Ou , linux-kernel@vger.kernel.org Subject: [PATCH] RISC-V: Fix PTRACE_SETREGSET bug. Date: Mon, 11 Jun 2018 14:48:22 -0700 Message-Id: <20180611214822.8539-1-jimw@sifive.com> X-Mailer: git-send-email 2.17.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In riscv_gpr_set, pass regs instead of ®s to user_regset_copyin to fix gdb segfault. Signed-off-by: Jim Wilson --- arch/riscv/kernel/ptrace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/riscv/kernel/ptrace.c b/arch/riscv/kernel/ptrace.c index ba3e80712797..9f82a7e34c64 100644 --- a/arch/riscv/kernel/ptrace.c +++ b/arch/riscv/kernel/ptrace.c @@ -50,7 +50,7 @@ static int riscv_gpr_set(struct task_struct *target, struct pt_regs *regs; regs = task_pt_regs(target); - ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, ®s, 0, -1); + ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, regs, 0, -1); return ret; } -- 2.17.1