From: Ahmad Fatoum <a.fatoum@pengutronix.de>
To: Ahmad Fatoum <ahmad@a3f.at>, barebox@lists.infradead.org
Cc: afa@pengutronix.de
Subject: Re: [PATCH 0/5] sandbox: support -fsanitize={address,ubsan}
Date: Fri, 23 Aug 2019 11:13:26 +0200 [thread overview]
Message-ID: <9ed1093b-d4e8-64ce-2013-69a7031dda72@pengutronix.de> (raw)
In-Reply-To: <20190822061941.6093-1-ahmad@a3f.at>
On 8/22/19 8:19 AM, Ahmad Fatoum wrote:
> I get a double free inside of SDL's X11 backend when trying to use the
> sandbox SDL video driver on wayland. I am not sure what to do about this
> yet, but I made these few patches to get nicer looking backtraces for a
> start.
FTR: SDL video driver is broken since b3fbfad7ae ("fs: dentry cache implementation")
Adding -fvisibility=hidden to the sandbox barebox link line fixes it, so I assume the
commit causes some symbol collision with another library that barebox is linked against
on my system. Haven't found out which symbol it is yet though.
>
> Ahmad Fatoum (5):
> sandbox: include header to provide missing prototype
> common: add generic CONFIG_UBSAN_SANITIZE_ALL plumbing
> common: add generic CONFIG_KASAN option
> sandbox: support Address and UndefinedBehavior sanitizers
> commands: fix unaligned accesses of aliased commands on amd64
>
> Makefile | 5 +++++
> arch/sandbox/Kconfig | 2 ++
> arch/sandbox/Makefile | 13 ++++++++++++-
> arch/sandbox/board/devices.c | 1 +
> common/Kconfig | 34 ++++++++++++++++++++++++++++++++++
> common/command.c | 2 +-
> scripts/Makefile.lib | 5 +++++
> scripts/Makefile.ubsan | 19 +++++++++++++++++++
> 8 files changed, 79 insertions(+), 2 deletions(-)
> create mode 100644 scripts/Makefile.ubsan
>
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next prev parent reply other threads:[~2019-08-23 9:13 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-22 6:19 Ahmad Fatoum
2019-08-22 6:19 ` [PATCH 1/5] sandbox: include header to provide missing prototype Ahmad Fatoum
2019-08-22 6:19 ` [PATCH 2/5] common: add generic CONFIG_UBSAN_SANITIZE_ALL plumbing Ahmad Fatoum
2019-08-22 6:19 ` [PATCH 3/5] common: add generic CONFIG_KASAN option Ahmad Fatoum
2019-08-22 6:19 ` [PATCH 4/5] sandbox: support Address and UndefinedBehavior sanitizers Ahmad Fatoum
2019-08-22 6:19 ` [PATCH 5/5] commands: fix unaligned accesses of aliased commands on amd64 Ahmad Fatoum
2019-08-23 7:36 ` Sascha Hauer
2019-08-23 9:08 ` Ahmad Fatoum
2019-08-23 9:13 ` Ahmad Fatoum [this message]
2019-08-23 12:31 ` [PATCH 0/5] sandbox: support -fsanitize={address,ubsan} Ahmad Fatoum
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