From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f200.google.com (mail-pf0-f200.google.com [209.85.192.200]) by kanga.kvack.org (Postfix) with ESMTP id B519D6B0005 for ; Tue, 10 Jul 2018 09:48:21 -0400 (EDT) Received: by mail-pf0-f200.google.com with SMTP id w11-v6so7931303pfk.14 for ; Tue, 10 Jul 2018 06:48:21 -0700 (PDT) Received: from mga07.intel.com (mga07.intel.com. [134.134.136.100]) by mx.google.com with ESMTPS id x5-v6si16070209pgb.399.2018.07.10.06.48.20 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 10 Jul 2018 06:48:20 -0700 (PDT) From: "Kirill A. Shutemov" Subject: [PATCH 0/2] Fix crash due to vma_is_anonymous() false-positives Date: Tue, 10 Jul 2018 16:48:19 +0300 Message-Id: <20180710134821.84709-1-kirill.shutemov@linux.intel.com> Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton Cc: Dmitry Vyukov , Oleg Nesterov , Andrea Arcangeli , linux-mm@kvack.org, linux-kernel@vger.kernel.org, "Kirill A. Shutemov" Fix crash found by syzkaller. The fix allows to remove ->vm_ops checks. Kirill A. Shutemov (2): mm: Fix vma_is_anonymous() false-positives mm: Drop unneeded ->vm_ops checks drivers/char/mem.c | 1 + fs/binfmt_elf.c | 2 +- fs/exec.c | 1 + fs/hugetlbfs/inode.c | 1 + fs/kernfs/file.c | 20 +------------------- fs/proc/task_mmu.c | 2 +- include/linux/mm.h | 5 ++++- kernel/events/core.c | 2 +- kernel/fork.c | 2 +- mm/hugetlb.c | 2 +- mm/khugepaged.c | 4 ++-- mm/memory.c | 12 ++++++------ mm/mempolicy.c | 10 +++++----- mm/mmap.c | 27 ++++++++++++++++++++------- mm/mremap.c | 2 +- mm/nommu.c | 4 ++-- mm/shmem.c | 1 + 17 files changed, 50 insertions(+), 48 deletions(-) -- 2.18.0