On Wed, Aug 28, 2019 at 09:58:37AM -0700, Randy Dunlap wrote: > On 8/27/19 8:40 PM, akpm@xxxxxxxxxxxxxxxxxxxx wrote: > > The mm-of-the-moment snapshot 2019-08-27-20-39 has been uploaded to > > > > http://www.ozlabs.org/~akpm/mmotm/ > > > > mmotm-readme.txt says > > > > README for mm-of-the-moment: > > > > http://www.ozlabs.org/~akpm/mmotm/ > > > > 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 > > http://ozlabs.org/~akpm/mmotm/series > > > > 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. > > > > drivers/xen/gntdev.o: warning: objtool: gntdev_copy()+0x229: call to __ubsan_handle_out_of_bounds() with UACCESS enabled Easy one :-) diff --git a/tools/objtool/check.c b/tools/objtool/check.c index 0c8e17f946cd..6a935ab93149 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -483,6 +483,7 @@ static const char *uaccess_safe_builtin[] = { "ubsan_type_mismatch_common", "__ubsan_handle_type_mismatch", "__ubsan_handle_type_mismatch_v1", + "__ubsan_handle_out_of_bounds", /* misc */ "csum_partial_copy_generic", "__memcpy_mcsafe",