On Mon, 18 May 2020, at 11:50, Masami Hiramatsu wrote:
> On Sun, 17 May 2020 14:48:52 -0700
> Kees Cook wrote:
>
> > On Mon, May 18, 2020 at 01:09:59AM +0930, Andrew Jeffery wrote:
> > > As mentioned, a couple of attempts have been made to address the issue
> > > by casting a pointer to
On Mon, 18 May 2020, at 01:32, Russell King - ARM Linux admin wrote:
> On Mon, May 18, 2020 at 01:09:59AM +0930, Andrew Jeffery wrote:
> > Setting both CONFIG_KPROBES=y and CONFIG_FORTIFY_SOURCE=y on ARM leads
> > to a panic in memcpy() when injecting a kprobe despite the fixes found
> > in
On Sun, 17 May 2020 14:48:52 -0700
Kees Cook wrote:
> On Mon, May 18, 2020 at 01:09:59AM +0930, Andrew Jeffery wrote:
> > As mentioned, a couple of attempts have been made to address the issue
> > by casting a pointer to optprobe_template_entry before providing it to
> > memcpy(), however gccs
On Mon, 18 May 2020, at 07:18, Kees Cook wrote:
> On Mon, May 18, 2020 at 01:09:59AM +0930, Andrew Jeffery wrote:
> > As mentioned, a couple of attempts have been made to address the issue
> > by casting a pointer to optprobe_template_entry before providing it to
> > memcpy(), however gccs such
On Mon, May 18, 2020 at 01:09:59AM +0930, Andrew Jeffery wrote:
> As mentioned, a couple of attempts have been made to address the issue
> by casting a pointer to optprobe_template_entry before providing it to
> memcpy(), however gccs such as Ubuntu 20.04's arm-linux-gnueabi-gcc
> 9.3.0 (Ubuntu
On Mon, May 18, 2020 at 01:09:59AM +0930, Andrew Jeffery wrote:
> Setting both CONFIG_KPROBES=y and CONFIG_FORTIFY_SOURCE=y on ARM leads
> to a panic in memcpy() when injecting a kprobe despite the fixes found
> in commit e46daee53bb5 ("ARM: 8806/1: kprobes: Fix false positive with
>
Setting both CONFIG_KPROBES=y and CONFIG_FORTIFY_SOURCE=y on ARM leads
to a panic in memcpy() when injecting a kprobe despite the fixes found
in commit e46daee53bb5 ("ARM: 8806/1: kprobes: Fix false positive with
FORTIFY_SOURCE") and commit 0ac569bf6a79 ("ARM: 8834/1: Fix: kprobes:
optimized
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