vmlinux.lds.h: catch more UBSAN symbols into .data
authorAlexander Lobakin <alobakin@pm.me>
Tue, 16 Feb 2021 08:55:25 +0000 (08:55 +0000)
committerThomas Bogendoerfer <tsbogend@alpha.franken.de>
Tue, 16 Feb 2021 16:10:48 +0000 (17:10 +0100)
commitfa07eca8d8c6567e0f5a8d36dcf776fa0aa2f6f4
tree18035171643e8c5fcdb27debc066829b22c792cc
parente6ce4a480c76b34cb015d5470a1b4cb6ec5cbc16
vmlinux.lds.h: catch more UBSAN symbols into .data

LKP triggered lots of LD orphan warnings [0]:

mipsel-linux-ld: warning: orphan section `.data.$Lubsan_data299' from
`init/do_mounts_rd.o' being placed in section `.data.$Lubsan_data299'
mipsel-linux-ld: warning: orphan section `.data.$Lubsan_data183' from
`init/do_mounts_rd.o' being placed in section `.data.$Lubsan_data183'
mipsel-linux-ld: warning: orphan section `.data.$Lubsan_type3' from
`init/do_mounts_rd.o' being placed in section `.data.$Lubsan_type3'
mipsel-linux-ld: warning: orphan section `.data.$Lubsan_type2' from
`init/do_mounts_rd.o' being placed in section `.data.$Lubsan_type2'
mipsel-linux-ld: warning: orphan section `.data.$Lubsan_type0' from
`init/do_mounts_rd.o' being placed in section `.data.$Lubsan_type0'

[...]

Seems like "unnamed data" isn't the only type of symbols that UBSAN
instrumentation can emit.
Catch these into .data with the wildcard as well.

[0] https://lore.kernel.org/linux-mm/202102160741.k57GCNSR-lkp@intel.com

Fixes: f41b233de0ae ("vmlinux.lds.h: catch UBSAN's "unnamed data" into data")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Alexander Lobakin <alobakin@pm.me>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
include/asm-generic/vmlinux.lds.h