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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