[PATCH 0/4] KASan: print output directly to stderr

Sascha Hauer sha at pengutronix.de
Tue Sep 12 02:36:38 PDT 2023


On Mon, Sep 11, 2023 at 02:56:15PM +0200, Ahmad Fatoum wrote:
> I recently hunted down a heap memory corruption and this was somewhat
> complicated by KASan and dump_stack() themselves allocating memory
> off the heap. This series switches them to directly write to the
> consoles associated with stderr, while skipping the log.
> 
> Ahmad Fatoum (4):
>   ARM: unwind: don't allocate while printing stack trace
>   ARM64: backtrace: print stacktrace to stderr
>   KASan: only print to stderr
>   KASan: don't allocate memory while printing report

Applied, thanks

Sascha

> 
>  arch/arm/lib32/unwind.c     | 20 ++++++++++----------
>  arch/arm/lib64/stacktrace.c |  6 +++---
>  lib/kasan/generic.c         |  2 --
>  lib/kasan/report.c          | 22 +++++++++++-----------
>  4 files changed, 24 insertions(+), 26 deletions(-)
> 
> -- 
> 2.39.2
> 
> 
> 

-- 
Pengutronix e.K.                           |                             |
Steuerwalder Str. 21                       | http://www.pengutronix.de/  |
31137 Hildesheim, Germany                  | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |



More information about the barebox mailing list