APPLIED: [PATCH 0/1][SRU][Cosmic][Bionic] Fix potential memory corruption on arm64 on dev release

Kleber Souza kleber.souza at
Tue May 7 07:48:29 UTC 2019

On 5/3/19 6:03 PM, dann frazier wrote:
> BugLink:
> While bionic & cosmic aren't susceptible to the crash described in the
> commit log, there is a potential for memory corruption. This is a
> trivial backport of the fix from the 4.19.29 stable release. Regression
> tested on a HiSilicon D06 (arm64) by removing the hisi_sas_v3_hw driver
> from a ramdisk (in the 5.0 kernel, this would trigger the crash described
> in the commit message). Since this is generic code, also regression tested
> in an x86 VM by removing/inserting the 8139 nic driver several times.
> Geert Uytterhoeven (1):
>   driver core: Postpone DMA tear-down until after devres release
>  drivers/base/dd.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Applied to bionic/master-next and cosmic/master-next branches.


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