linux-kernel - mipsel-linux-ld: decompress.c:undefined reference to `__ubsan_handle_out_of

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Message-ID: <202101300906.IuZTim2M-lkp@intel.com>
Date:   Sat, 30 Jan 2021 09:29:12 +0800
From:   kernel test robot <lkp@...el.com>
To:     Kees Cook <keescook@...omium.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linux Memory Management List <linux-mm@...ck.org>
Subject: mipsel-linux-ld: decompress.c:undefined reference to
 `__ubsan_handle_out_of_bounds'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   0e9bcda5d286f4a26a5407bb38f55c55b453ecfb
commit: d0a3ac549f389c1511a4df0d7638536305205d20 ubsan: enable for all*config builds
date:   6 weeks ago
config: mips-randconfig-r025-20210130 (attached as .config)
compiler: mipsel-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d0a3ac549f389c1511a4df0d7638536305205d20
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout d0a3ac549f389c1511a4df0d7638536305205d20
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   mipsel-linux-ld: arch/mips/boot/compressed/decompress.o: in function `get_bits':
   decompress.c:(.text+0x288): undefined reference to `__ubsan_handle_shift_out_of_bounds'
   mipsel-linux-ld: decompress.c:(.text+0x2a0): undefined reference to `__ubsan_handle_shift_out_of_bounds'
   mipsel-linux-ld: decompress.c:(.text+0x2bc): undefined reference to `__ubsan_handle_shift_out_of_bounds'
   mipsel-linux-ld: decompress.c:(.text+0x2dc): undefined reference to `__ubsan_handle_shift_out_of_bounds'
   mipsel-linux-ld: arch/mips/boot/compressed/decompress.o: in function `get_next_block':
   decompress.c:(.text+0xdb8): undefined reference to `__ubsan_handle_out_of_bounds'
>> mipsel-linux-ld: decompress.c:(.text+0xdd4): undefined reference to `__ubsan_handle_out_of_bounds'
   mipsel-linux-ld: decompress.c:(.text+0xde8): undefined reference to `__ubsan_handle_out_of_bounds'
   mipsel-linux-ld: decompress.c:(.text+0xe3c): undefined reference to `__ubsan_handle_out_of_bounds'
   mipsel-linux-ld: decompress.c:(.text+0xe4c): undefined reference to `__ubsan_handle_out_of_bounds'
   mipsel-linux-ld: arch/mips/boot/compressed/decompress.o:decompress.c:(.text+0xe64): more undefined references to `__ubsan_handle_out_of_bounds' follow
   mipsel-linux-ld: arch/mips/boot/compressed/decompress.o: in function `get_next_block':
   decompress.c:(.text+0x1000): undefined reference to `__ubsan_handle_shift_out_of_bounds'
   mipsel-linux-ld: decompress.c:(.text+0x1020): undefined reference to `__ubsan_handle_shift_out_of_bounds'
   mipsel-linux-ld: decompress.c:(.text+0x1044): undefined reference to `__ubsan_handle_out_of_bounds'
   mipsel-linux-ld: decompress.c:(.text+0x1074): undefined reference to `__ubsan_handle_shift_out_of_bounds'
   mipsel-linux-ld: decompress.c:(.text+0x1098): undefined reference to `__ubsan_handle_shift_out_of_bounds'
   mipsel-linux-ld: arch/mips/boot/compressed/decompress.o: in function `decompress_kernel':
   decompress.c:(.text+0x14c4): undefined reference to `__ubsan_handle_out_of_bounds'
   mipsel-linux-ld: decompress.c:(.text+0x14ec): undefined reference to `__ubsan_handle_out_of_bounds'

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

Download attachment ".config.gz" of type "application/gzip" (25554 bytes)