From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AIpwx4+qrrear+odi9+t+K94bmWJdycad6OxVM4b25QdS0kgcEFVZVbRtkfIwPDDKuFlMdGIZ+mK ARC-Seal: i=1; a=rsa-sha256; t=1523254263; cv=none; d=google.com; s=arc-20160816; b=MviBX+gwswY1TgEOd5XE4T1Q/NpFYtE5Txi94MaQl7Ycem3cTxRF5q7ZO/ewmSvBxV FVkf5nfd+tKZC0Tb4+INMWM2YYNHB81KfF3qwppNMCuN3rin8AeWsNcY25juEF3+2p4o oER1qT1sxjLSERKY8bTcAvBqQ2OCpXjR9hleOzfeHw5s0C0KVbr6AOdo9t526aHFHiKa SISLFu2m3taElLkUL4sWxE64+J/uAeb8qS1fJ+2p5CtUDSVQqNTGwfEcee/h5RM8+fWa sG1IHXSyy3B8+YVcUZAOAQb04nmOveG29ovADDD7+tW0Ays2qoZYos7Bh+/+gVLAocpu WkpQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=message-id:date:subject:cc:to:from:dkim-signature:delivered-to :list-id:list-subscribe:list-unsubscribe:list-help:list-post :precedence:mailing-list:arc-authentication-results; bh=5C39Z4TxRBtTayuPgjJzD4v6OkXWJ42ngJUq9CxUmxI=; b=M1CSSYF5um9g97i9UTnTWUjy+EOmB68A7UhSakr4Zx4wPkGtRqaA4NbQEIT0LdeRQI 0hXPhmpS+4ZESMJuBMMjFZtnIyH1ML/87jcutVaTrycb33CCLU2wjKlV3XUvBqYEO9BH LasroP/FiGOZ36b2pyZfTvkvyee/lccQ+M1aCZ2jZDXIUpYAsGjXDS0kDW/WJLEZttig AsXoZPB2TWp1BEvrBtq5D/D/Of4F+V4am+g+g7tWipCbyuI+G2clwBjcwpClyKXJw78A uyXmx/6wSMo7MSx+7qkRty5Bo6OPw5/NDI9v4/XPG2kWS6fU33ZXtiRKmEwXl2rLyVoR czow== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=VU44+hWd; spf=pass (google.com: domain of kernel-hardening-return-12905-gregkh=linuxfoundation.org@lists.openwall.com designates 195.42.179.200 as permitted sender) smtp.mailfrom=kernel-hardening-return-12905-gregkh=linuxfoundation.org@lists.openwall.com; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=VU44+hWd; spf=pass (google.com: domain of kernel-hardening-return-12905-gregkh=linuxfoundation.org@lists.openwall.com designates 195.42.179.200 as permitted sender) smtp.mailfrom=kernel-hardening-return-12905-gregkh=linuxfoundation.org@lists.openwall.com; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Mailing-List: contact kernel-hardening-help@lists.openwall.com; run by ezmlm List-Post: List-Help: List-Unsubscribe: List-Subscribe: From: kpark3469@gmail.com To: kernel-hardening@lists.openwall.com Cc: catalin.marinas@arm.com, keescook@chromium.org, will.deacon@arm.com, mark.rutland@arm.com, james.morse@arm.com, panand@redhat.com, keun-o.park@darkmatter.ae, psodagud@codeaurora.org, jpoimboe@redhat.com, mingo@kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 0/3] usercopy: reimplement arch_within_stack_frames Date: Mon, 9 Apr 2018 10:06:06 +0400 Message-Id: <1523253969-31699-1-git-send-email-kpark3469@gmail.com> X-Mailer: git-send-email 2.7.4 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1597247862609672513?= X-GMAIL-MSGID: =?utf-8?q?1597247862609672513?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: From: Sahara This series of patches introduce the arm64 arch_within_stack_frames implementation using stacktrace functions. Also the base code is moved from thread_info.h to stacktrace.h. x86 code is reimplemented to use frame pointer unwinder functions. Note: The code is still missing in case of using x86 ORC unwinder and guess unwinder. v2 changes: - Remove 'arm64: usercopy: consider dynamic array stack variable' - minor fix in x86 arch_within_stack_frames code. James Morse (1): arm64: usercopy: implement arch_within_stack_frames Sahara (2): stacktrace: move arch_within_stack_frames from thread_info.h x86: usercopy: reimplement arch_within_stack_frames with unwinder arch/arm/kernel/stacktrace.c | 1 - arch/arm64/Kconfig | 1 + arch/arm64/kernel/stacktrace.c | 77 ++++++++++++++++++++++++++++++++- arch/mips/kernel/stacktrace.c | 1 - arch/mips/oprofile/backtrace.c | 1 - arch/sh/kernel/stacktrace.c | 1 - arch/sparc/kernel/stacktrace.c | 1 - arch/um/kernel/stacktrace.c | 1 - arch/unicore32/kernel/process.c | 1 - arch/unicore32/kernel/stacktrace.c | 2 - arch/x86/include/asm/thread_info.h | 51 +--------------------- arch/x86/include/asm/unwind.h | 5 +++ arch/x86/kernel/Makefile | 2 +- arch/x86/kernel/stacktrace.c | 88 +++++++++++++++++++++++++++++++++++++- arch/x86/kernel/unwind_frame.c | 4 +- arch/xtensa/kernel/stacktrace.c | 1 - include/linux/page_ext.h | 1 - include/linux/stacktrace.h | 25 +++++++++++ include/linux/thread_info.h | 21 --------- kernel/sysctl.c | 1 - mm/usercopy.c | 2 +- 21 files changed, 198 insertions(+), 90 deletions(-) -- 2.7.4