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SubjectRe: mmotm 2020-05-13-20-30 uploaded (objtool warnings)
On 5/13/20 8:31 PM, Andrew Morton wrote:
> The mm-of-the-moment snapshot 2020-05-13-20-30 has been uploaded to
> mmotm-readme.txt says
> README for mm-of-the-moment:
> This is a snapshot of my -mm patch queue. Uploaded at random hopefully
> more than once a week.
> You will need quilt to apply these patches to the latest Linus release (5.x
> or 5.x-rcY). The series file is in broken-out.tar.gz and is duplicated in
> The file broken-out.tar.gz contains two datestamp files: .DATE and
> .DATE-yyyy-mm-dd-hh-mm-ss. Both contain the string yyyy-mm-dd-hh-mm-ss,
> followed by the base kernel version against which this patch series is to
> be applied.

on x86_64:

arch/x86/lib/csum-wrappers_64.o: warning: objtool: csum_and_copy_from_user()+0x2a4: call to memset() with UACCESS enabled
arch/x86/lib/csum-wrappers_64.o: warning: objtool: csum_and_copy_to_user()+0x243: return with UACCESS enabled

Reported-by: Randy Dunlap <>

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