From: Andrey Konovalov <andreyknvl@google.com>
To: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will.deacon@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Robin Murphy <robin.murphy@arm.com>,
Al Viro <viro@zeniv.linux.org.uk>,
Kees Cook <keescook@chromium.org>,
Kate Stewart <kstewart@linuxfoundation.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Andrew Morton <akpm@linux-foundation.org>,
Ingo Molnar <mingo@kernel.org>,
"Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>,
Shuah Khan <shuah@kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
linux-doc@vger.kernel.org,
Linux Memory Management List <linux-mm@kvack.org>,
linux-arch@vger.kernel.org, linux-kselftest@vger.kernel.org,
LKML <linux-kernel@vger.kernel.org>,
Chintan Pandya <cpandya@codeaurora.org>,
Jacob Bramley <Jacob.Bramley@arm.com>,
Ruben Ayrapetyan <Ruben.Ayrapetyan@arm.com>,
Lee Smith <Lee.Smith@arm.com>, Kostya Serebryany <kcc@google.com>,
Dmitry Vyukov <dvyukov@google.com>,
Ramana Radhakrishnan <Ramana.Radhakrishnan@arm.com>,
Evgeniy Stepanov <eugenis@google.com>
Subject: Re: [PATCH v4 0/7] arm64: untag user pointers passed to the kernel
Date: Fri, 29 Jun 2018 17:20:42 +0200 [thread overview]
Message-ID: <CAAeHK+yP=oS6EP4g0jqvLSp_=n_Go8WyhJDS-BegJFCWFbAUiw@mail.gmail.com> (raw)
In-Reply-To: <CAAeHK+x4jaN9w8O+hYJ0835Ln=rQ8VT1=ZrKLNsBOT92+iOwdQ@mail.gmail.com>
On Fri, Jun 29, 2018 at 5:19 PM, Andrey Konovalov <andreyknvl@google.com> wrote:
> a bunch of compat
> a bunch of ioctl that use ptr to stored ints
>
> ipc/shm.c:1355
> ipc/shm.c:1566
>
> mm/process_vm_access.c:178:20
> mm/process_vm_access.c:180:19
> substraction => harmless
>
> mm/process_vm_access.c:221:4
> ?
>
> mm/memory.c:4679:14
> should be __user pointer
>
> fs/fuse/file.c:1256:9
> ?
>
> kernel/kthread.c:73:9
> ?
>
> mm/migrate.c:1586:10
> mm/migrate.c:1660:24
>
> lib/iov_iter.c
> ???
>
> kernel/futex.c:502
> uses user addr as key
>
> kernel/futex.c:730
> gup, fixed
>
> lib/strncpy_from_user.c:110:13
> fixed?
>
> lib/strnlen_user.c:112
> fixed?
>
> fs/readdir.c:369
> ???
Started looking at the results and accidentally posted my notes.
Ignore this for now, will post when done.
next prev parent reply other threads:[~2018-06-29 15:20 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-20 15:24 [PATCH v4 0/7] arm64: untag user pointers passed to the kernel Andrey Konovalov
2018-06-20 15:24 ` [PATCH v4 1/7] arm64: add type casts to untagged_addr macro Andrey Konovalov
2018-06-20 15:24 ` [PATCH v4 2/7] uaccess: add untagged_addr definition for other arches Andrey Konovalov
2018-06-20 15:24 ` [PATCH v4 3/7] arm64: untag user addresses in access_ok and __uaccess_mask_ptr Andrey Konovalov
2018-06-20 15:24 ` [PATCH v4 4/7] mm, arm64: untag user addresses in mm/gup.c Andrey Konovalov
2018-06-20 15:24 ` [PATCH v4 5/7] lib, arm64: untag addrs passed to strncpy_from_user and strnlen_user Andrey Konovalov
2018-06-20 15:24 ` [PATCH v4 6/7] arm64: update Documentation/arm64/tagged-pointers.txt Andrey Konovalov
2018-06-20 15:24 ` [PATCH v4 7/7] selftests, arm64: add a selftest for passing tagged pointers to kernel Andrey Konovalov
2018-06-26 12:47 ` [PATCH v4 0/7] arm64: untag user pointers passed to the kernel Andrey Konovalov
2018-06-26 17:29 ` Catalin Marinas
2018-06-27 15:05 ` Andrey Konovalov
2018-06-27 15:08 ` Ramana Radhakrishnan
2018-06-27 17:17 ` Catalin Marinas
2018-06-28 6:17 ` Luc Van Oostenryck
2018-06-28 10:27 ` Catalin Marinas
2018-06-28 10:46 ` Luc Van Oostenryck
2018-06-28 14:48 ` Catalin Marinas
2018-06-28 15:28 ` Luc Van Oostenryck
2018-06-29 15:27 ` David Laight
2018-06-28 23:21 ` [PATCH] sparse: stricter warning for explicit cast to ulong Luc Van Oostenryck
2018-06-28 19:30 ` [PATCH v4 0/7] arm64: untag user pointers passed to the kernel Andrey Konovalov
2018-06-29 15:19 ` Andrey Konovalov
2018-06-29 15:20 ` Andrey Konovalov [this message]
2018-07-16 11:25 ` Andrey Konovalov
2018-07-31 13:23 ` Andrey Konovalov
2018-08-01 17:42 ` Catalin Marinas
2018-08-02 15:00 ` Andrey Konovalov
2018-08-03 14:59 ` Andrey Konovalov
2018-08-03 15:09 ` Greg Kroah-Hartman
2018-08-03 16:43 ` Matthew Wilcox
2018-08-03 16:54 ` Andrey Konovalov
2018-08-06 19:12 ` Luc Van Oostenryck
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