Re: [PATCH] mm-kasan-dont-vfree-nonexistent-vm_area-fix

From: Andrew Morton
Date: Fri May 25 2018 - 23:48:14 EST


On Sat, 26 May 2018 11:31:35 +0800 kbuild test robot <lkp@xxxxxxxxx> wrote:

> Hi Andrey,
>
> I love your patch! Yet something to improve:
>
> [auto build test ERROR on mmotm/master]
> [cannot apply to v4.17-rc6]
> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
>
> url: https://github.com/0day-ci/linux/commits/Andrey-Ryabinin/mm-kasan-dont-vfree-nonexistent-vm_area-fix/20180526-093255
> base: git://git.cmpxchg.org/linux-mmotm.git master
> config: sparc-allyesconfig (attached as .config)
> compiler: sparc64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
> reproduce:
> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # save the attached .config to linux build tree
> make.cross ARCH=sparc
>
> All errors (new ones prefixed by >>):
>
> fs/autofs/inode.o: In function `autofs_new_ino':
> inode.c:(.text+0x220): multiple definition of `autofs_new_ino'
> fs/autofs/inode.o:inode.c:(.text+0x220): first defined here
> fs/autofs/inode.o: In function `autofs_clean_ino':
> inode.c:(.text+0x280): multiple definition of `autofs_clean_ino'
> fs/autofs/inode.o:inode.c:(.text+0x280): first defined here

There's bot breakage here - clearly that patch didn't cause this error.

Ian, this autofs glitch may still not be fixed.