]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: ad4f967) | patch
ARM: 8771/1: kprobes: Prohibit kprobes on do_undefinstr
authorMasami Hiramatsu <mhiramat@kernel.org>
Sun, 13 May 2018 04:04:16 +0000 (05:04 +0100)
committerRussell King <rmk+kernel@armlinux.org.uk>
Sat, 19 May 2018 10:35:56 +0000 (11:35 +0100)
commitd91ce836b6cdc4e97ab9980315367d0ba8a101f6
treeb7e478904c9cd985c4349977d67b92178369392dtree | snapshot
parentad4f967a8a5d2c55f9824bb4f6fe499e45f8d8b2commit | diff
ARM: 8771/1: kprobes: Prohibit kprobes on do_undefinstr

Prohibit kprobes on do_undefinstr because kprobes on
arm is implemented by undefined instruction. This means
if we probe do_undefinstr(), it can cause infinit
recursive exception.

Fixes: c5f4df160a54 ("ARM kprobes: core code")
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Cc: stable@vger.kernel.org
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
arch/arm/kernel/traps.c diff | blob | history
Linux Kernel Source Tree.