From: nschichan@freebox.fr (Nicolas Schichan)
To: linux-arm-kernel@lists.infradead.org
Subject: Prevent list poison values from being mapped by userspace processes
Date: Tue, 25 Aug 2015 15:17:41 +0200 [thread overview]
Message-ID: <55DC6AF5.1090306@freebox.fr> (raw)
In-Reply-To: <20150825081556.GL7557@n2100.arm.linux.org.uk>
On 08/25/2015 10:15 AM, Russell King - ARM Linux wrote:
>> Also, when CONFIG_CPU_SW_DOMAIN_PAN is not set, the DACR_INIT constant is
>> setup with (domain_val(DOMAIN_USER, DOMAIN_NOACCESS) which will cause the
>> kernel to die with a "page domain fault" when running init.
>
> If you don't mind, I'll merge that into the patch adding this so it
> doesn't introduce a regression there.
>
> Once I've fixed the abort handler issue, would you mind re-testing
> and giving a tested-by attributation please?
Sure, I've got no problem with that and I'll be happy to re-test.
--
Nicolas Schichan
next prev parent reply other threads:[~2015-08-25 13:17 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-18 21:42 Prevent list poison values from being mapped by userspace processes Jeffrey Vander Stoep
2015-08-21 13:30 ` Russell King - ARM Linux
2015-08-21 13:31 ` [PATCH 1/9] ARM: domains: switch to keeping domain value in register Russell King
2015-08-21 13:31 ` [PATCH 2/9] ARM: domains: provide domain_mask() Russell King
2015-08-21 13:31 ` [PATCH 3/9] ARM: domains: move initial domain setting value to asm/domains.h Russell King
2015-08-21 13:31 ` [PATCH 4/9] ARM: domains: get rid of manager mode for user domain Russell King
2015-08-21 13:31 ` [PATCH 5/9] ARM: domains: keep vectors in separate domain Russell King
2015-08-21 13:31 ` [PATCH 6/9] ARM: domains: remove DOMAIN_TABLE Russell King
2015-08-21 13:31 ` [PATCH 7/9] ARM: uaccess: provide uaccess_save_and_enable() and uaccess_restore() Russell King
2015-08-21 13:31 ` [PATCH 8/9] ARM: entry: provide uaccess assembly macro hooks Russell King
2015-08-27 21:40 ` Stephen Boyd
2015-08-21 13:31 ` [PATCH 9/9] ARM: software-based priviledged-no-access support Russell King
2015-08-25 10:32 ` Geert Uytterhoeven
2015-08-25 10:32 ` Geert Uytterhoeven
2015-08-25 10:44 ` Russell King - ARM Linux
2015-08-25 10:44 ` Russell King - ARM Linux
2015-08-25 11:21 ` Geert Uytterhoeven
2015-08-25 11:21 ` Geert Uytterhoeven
2015-08-25 12:38 ` Russell King - ARM Linux
2015-08-25 12:38 ` Russell King - ARM Linux
2015-08-25 12:47 ` Geert Uytterhoeven
2015-08-25 12:47 ` Geert Uytterhoeven
2015-08-25 13:55 ` Nicolas Schichan
2015-08-25 13:55 ` Nicolas Schichan
2015-08-25 14:05 ` Will Deacon
2015-08-21 13:46 ` [PATCH 0/4] Efficiency cleanups Russell King - ARM Linux
2015-08-21 13:48 ` [PATCH 1/4] ARM: uaccess: simplify user access assembly Russell King
2015-08-21 13:48 ` [PATCH 2/4] ARM: entry: get rid of asm_trace_hardirqs_on_cond Russell King
2015-08-21 13:48 ` [PATCH 3/4] ARM: entry: efficiency cleanups Russell King
2015-08-21 13:48 ` [PATCH 4/4] ARM: entry: ensure that IRQs are enabled when calling syscall_trace_exit() Russell King
2015-08-24 14:36 ` [PATCH 0/4] Efficiency cleanups Will Deacon
2015-08-24 15:00 ` Russell King - ARM Linux
2015-08-21 17:32 ` Prevent list poison values from being mapped by userspace processes Catalin Marinas
2015-08-24 12:06 ` Russell King - ARM Linux
2015-08-24 13:05 ` Nicolas Schichan
2015-08-25 8:15 ` Russell King - ARM Linux
2015-08-25 13:17 ` Nicolas Schichan [this message]
2015-08-24 18:06 ` Kees Cook
2015-08-24 18:47 ` Russell King - ARM Linux
2015-08-24 18:51 ` Kees Cook
2015-08-24 19:14 ` Russell King - ARM Linux
2015-08-24 19:22 ` Kees Cook
2015-08-24 19:32 ` Russell King - ARM Linux
2015-08-24 22:01 ` Kees Cook
2015-08-26 20:34 ` Russell King - ARM Linux
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