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Date: Thu, 21 Apr 2016 12:11:05 +0800 From: Philip Li <philip.li@...el.com> To: Oleg Nesterov <oleg@...hat.com> Cc: kbuild test robot <fengguang.wu@...el.com>, kbuild-all@...org, linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org> Subject: Re: /tmp/ccTcF8pg.s: Error: .size expression for aes_p8_set_encrypt_key does not evaluate to a constant On Mon, Apr 18, 2016 at 05:08:41PM +0200, Oleg Nesterov wrote: > On 04/17, kbuild test robot wrote: > > > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > > head: b9f5dba225aede4518ab0a7374c2dc38c7c049ce > > commit: 5eeb50de42fd3251845d03c556db012267c72b3f uprobes: Change handle_trampoline() to flush the frames invalidated by longjmp() > > date: 9 months ago > > and this patch changed the single function in arch-neutral kernel/events/uprobes.c, > this certainly looks like a false positive. thanks for feedback, we will look into this to fix the false positive. > > > config: powerpc-allyesconfig (attached as .config) > > reproduce: > > wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross > > chmod +x ~/bin/make.cross > > git checkout 5eeb50de42fd3251845d03c556db012267c72b3f > > # save the attached .config to linux build tree > > make.cross ARCH=powerpc > > > > All errors (new ones prefixed by >>): > > > > /tmp/ccTcF8pg.s: Assembler messages: > > >> /tmp/ccTcF8pg.s: Error: .size expression for aes_p8_set_encrypt_key does not evaluate to a constant > > >> /tmp/ccTcF8pg.s: Error: .size expression for .aes_p8_set_encrypt_key does not evaluate to a constant > > >> /tmp/ccTcF8pg.s: Error: .size expression for aes_p8_set_decrypt_key does not evaluate to a constant > > >> /tmp/ccTcF8pg.s: Error: .size expression for .aes_p8_set_decrypt_key does not evaluate to a constant > > >> /tmp/ccTcF8pg.s: Error: .size expression for aes_p8_encrypt does not evaluate to a constant > > >> /tmp/ccTcF8pg.s: Error: .size expression for .aes_p8_encrypt does not evaluate to a constant > > >> /tmp/ccTcF8pg.s: Error: .size expression for aes_p8_decrypt does not evaluate to a constant > > >> /tmp/ccTcF8pg.s: Error: .size expression for .aes_p8_decrypt does not evaluate to a constant > > >> /tmp/ccTcF8pg.s: Error: .size expression for aes_p8_cbc_encrypt does not evaluate to a constant > > >> /tmp/ccTcF8pg.s: Error: .size expression for .aes_p8_cbc_encrypt does not evaluate to a constant > > >> /tmp/ccTcF8pg.s: Error: .size expression for aes_p8_ctr32_encrypt_blocks does not evaluate to a constant > > >> /tmp/ccTcF8pg.s: Error: .size expression for .aes_p8_ctr32_encrypt_blocks does not evaluate to a constant > > -- > > /tmp/ccB2I6Jo.s: Assembler messages: > > >> /tmp/ccB2I6Jo.s: Error: .size expression for gcm_init_p8 does not evaluate to a constant > > >> /tmp/ccB2I6Jo.s: Error: .size expression for .gcm_init_p8 does not evaluate to a constant > > >> /tmp/ccB2I6Jo.s: Error: .size expression for gcm_gmult_p8 does not evaluate to a constant > > >> /tmp/ccB2I6Jo.s: Error: .size expression for .gcm_gmult_p8 does not evaluate to a constant > > >> /tmp/ccB2I6Jo.s: Error: .size expression for gcm_ghash_p8 does not evaluate to a constant > > >> /tmp/ccB2I6Jo.s: Error: .size expression for .gcm_ghash_p8 does not evaluate to a constant > > > > --- > > 0-DAY kernel test infrastructure Open Source Technology Center > > https://lists.01.org/pipermail/kbuild-all Intel Corporation > > >
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