From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 77087C4361B for ; Sat, 19 Dec 2020 07:56:15 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id B59D223BCF for ; Sat, 19 Dec 2020 07:56:14 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B59D223BCF Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ucw.cz Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id CDFAE6B005C; Sat, 19 Dec 2020 02:56:13 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id C92036B005D; Sat, 19 Dec 2020 02:56:13 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B59A46B0068; Sat, 19 Dec 2020 02:56:13 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0091.hostedemail.com [216.40.44.91]) by kanga.kvack.org (Postfix) with ESMTP id 9F7466B005C for ; Sat, 19 Dec 2020 02:56:13 -0500 (EST) Received: from smtpin18.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 55EE78249980 for ; Sat, 19 Dec 2020 07:56:13 +0000 (UTC) X-FDA: 77609273826.18.week15_4a13ade27444 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin18.hostedemail.com (Postfix) with ESMTP id 2DD5D100EC666 for ; Sat, 19 Dec 2020 07:56:13 +0000 (UTC) X-HE-Tag: week15_4a13ade27444 X-Filterd-Recvd-Size: 11509 Received: from jabberwock.ucw.cz (jabberwock.ucw.cz [46.255.230.98]) by imf13.hostedemail.com (Postfix) with ESMTP for ; Sat, 19 Dec 2020 07:56:11 +0000 (UTC) Received: by jabberwock.ucw.cz (Postfix, from userid 1017) id 2CE5A1C0B77; Sat, 19 Dec 2020 08:56:08 +0100 (CET) Date: Sat, 19 Dec 2020 08:56:06 +0100 From: Pavel Machek To: kernel test robot , kernel list Cc: Zheng Yongjun , kbuild-all@lists.01.org, clang-built-linux@googlegroups.com, Linux Memory Management List Subject: Re: [linux-next:master 13538/13785] /tmp/metronomefb-846872.s:300: Error: unrecognized opcode `zext.b a2,a2' Message-ID: <20201219075606.GA20870@amd> References: <202012191403.y8Aomjpm-lkp@intel.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="oyUTqETQ0mS9luUI" Content-Disposition: inline In-Reply-To: <202012191403.y8Aomjpm-lkp@intel.com> User-Agent: Mutt/1.5.23 (2014-03-12) X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: --oyUTqETQ0mS9luUI Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Crazy robot, stop spamming. This report is obviously bogus, yet, you sent me 5 copies. Whoever is responsible for this, please sign emails with your real name! Pavel On Sat 2020-12-19 14:19:16, kernel test robot wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.g= it master > head: 0d52778b8710eb11cb616761a02aee0a7fd60425 > commit: f08fdc654a5940aa23259e1ed53ab0f401ca7068 [13538/13785] leds: ss42= 00: simplify the return expression of register_nasgpio_led() > config: riscv-randconfig-r014-20201217 (attached as .config) > compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project cee1= e7d14f4628d6174b33640d502bff3b54ae45) > reproduce (this is a W=3D1 build): > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbi= n/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # install riscv cross compiling tool for clang build > # apt-get install binutils-riscv64-linux-gnu > # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next= =2Egit/commit/?id=3Df08fdc654a5940aa23259e1ed53ab0f401ca7068 > git remote add linux-next https://git.kernel.org/pub/scm/linux/ke= rnel/git/next/linux-next.git > git fetch --no-tags linux-next master > git checkout f08fdc654a5940aa23259e1ed53ab0f401ca7068 > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=3D$HOME/0day COMPILER=3Dclang make.cross AR= CH=3Driscv=20 >=20 > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot >=20 > Note: the linux-next/master HEAD 0d52778b8710eb11cb616761a02aee0a7fd60425= builds fine. > It may have been fixed somewhere. >=20 > All errors (new ones prefixed by >>): >=20 > In file included from include/asm-generic/hardirq.h:17: > In file included from include/linux/irq.h:20: > In file included from include/linux/io.h:13: > In file included from arch/riscv/include/asm/io.h:149: > include/asm-generic/io.h:564:9: warning: performing pointer arithmetic= on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > return inw(addr); > ^~~~~~~~~ > arch/riscv/include/asm/io.h:56:76: note: expanded from macro 'inw' > #define inw(c) ({ u16 __v; __io_pbr(); __v =3D readw_cpu((voi= d*)(PCI_IOBASE + (c))); __io_par(__v); __v; }) > = ~~~~~~~~~~ ^ > arch/riscv/include/asm/mmio.h:88:76: note: expanded from macro 'readw_= cpu' > #define readw_cpu(c) ({ u16 __r =3D le16_to_cpu((__force __= le16)__raw_readw(c)); __r; }) > = ^ > include/uapi/linux/byteorder/little_endian.h:36:51: note: expanded fro= m macro '__le16_to_cpu' > #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) > ^ > In file included from drivers/video/fbdev/metronomefb.c:28: > In file included from include/linux/interrupt.h:11: > In file included from include/linux/hardirq.h:10: > In file included from ./arch/riscv/include/generated/asm/hardirq.h:1: > In file included from include/asm-generic/hardirq.h:17: > In file included from include/linux/irq.h:20: > In file included from include/linux/io.h:13: > In file included from arch/riscv/include/asm/io.h:149: > include/asm-generic/io.h:572:9: warning: performing pointer arithmetic= on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > return inl(addr); > ^~~~~~~~~ > arch/riscv/include/asm/io.h:57:76: note: expanded from macro 'inl' > #define inl(c) ({ u32 __v; __io_pbr(); __v =3D readl_cpu((voi= d*)(PCI_IOBASE + (c))); __io_par(__v); __v; }) > = ~~~~~~~~~~ ^ > arch/riscv/include/asm/mmio.h:89:76: note: expanded from macro 'readl_= cpu' > #define readl_cpu(c) ({ u32 __r =3D le32_to_cpu((__force __= le32)__raw_readl(c)); __r; }) > = ^ > include/uapi/linux/byteorder/little_endian.h:34:51: note: expanded fro= m macro '__le32_to_cpu' > #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) > ^ > In file included from drivers/video/fbdev/metronomefb.c:28: > In file included from include/linux/interrupt.h:11: > In file included from include/linux/hardirq.h:10: > In file included from ./arch/riscv/include/generated/asm/hardirq.h:1: > In file included from include/asm-generic/hardirq.h:17: > In file included from include/linux/irq.h:20: > In file included from include/linux/io.h:13: > In file included from arch/riscv/include/asm/io.h:149: > include/asm-generic/io.h:580:2: warning: performing pointer arithmetic= on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > outb(value, addr); > ^~~~~~~~~~~~~~~~~ > arch/riscv/include/asm/io.h:59:68: note: expanded from macro 'outb' > #define outb(v,c) ({ __io_pbw(); writeb_cpu((v),(void*)(PCI_IOBA= SE + (c))); __io_paw(); }) > ~~~~~~~~= ~~ ^ > arch/riscv/include/asm/mmio.h:91:52: note: expanded from macro 'writeb= _cpu' > #define writeb_cpu(v, c) ((void)__raw_writeb((v), (c))) > ^ > In file included from drivers/video/fbdev/metronomefb.c:28: > In file included from include/linux/interrupt.h:11: > In file included from include/linux/hardirq.h:10: > In file included from ./arch/riscv/include/generated/asm/hardirq.h:1: > In file included from include/asm-generic/hardirq.h:17: > In file included from include/linux/irq.h:20: > In file included from include/linux/io.h:13: > In file included from arch/riscv/include/asm/io.h:149: > include/asm-generic/io.h:588:2: warning: performing pointer arithmetic= on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > outw(value, addr); > ^~~~~~~~~~~~~~~~~ > arch/riscv/include/asm/io.h:60:68: note: expanded from macro 'outw' > #define outw(v,c) ({ __io_pbw(); writew_cpu((v),(void*)(PCI_IOBA= SE + (c))); __io_paw(); }) > ~~~~~~~~= ~~ ^ > arch/riscv/include/asm/mmio.h:92:76: note: expanded from macro 'writew= _cpu' > #define writew_cpu(v, c) ((void)__raw_writew((__force u16)cpu_t= o_le16(v), (c))) > = ^ > In file included from drivers/video/fbdev/metronomefb.c:28: > In file included from include/linux/interrupt.h:11: > In file included from include/linux/hardirq.h:10: > In file included from ./arch/riscv/include/generated/asm/hardirq.h:1: > In file included from include/asm-generic/hardirq.h:17: > In file included from include/linux/irq.h:20: > In file included from include/linux/io.h:13: > In file included from arch/riscv/include/asm/io.h:149: > include/asm-generic/io.h:596:2: warning: performing pointer arithmetic= on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > outl(value, addr); > ^~~~~~~~~~~~~~~~~ > arch/riscv/include/asm/io.h:61:68: note: expanded from macro 'outl' > #define outl(v,c) ({ __io_pbw(); writel_cpu((v),(void*)(PCI_IOBA= SE + (c))); __io_paw(); }) > ~~~~~~~~= ~~ ^ > arch/riscv/include/asm/mmio.h:93:76: note: expanded from macro 'writel= _cpu' > #define writel_cpu(v, c) ((void)__raw_writel((__force u32)cpu_t= o_le32(v), (c))) > = ^ > In file included from drivers/video/fbdev/metronomefb.c:28: > In file included from include/linux/interrupt.h:11: > In file included from include/linux/hardirq.h:10: > In file included from ./arch/riscv/include/generated/asm/hardirq.h:1: > In file included from include/asm-generic/hardirq.h:17: > In file included from include/linux/irq.h:20: > In file included from include/linux/io.h:13: > In file included from arch/riscv/include/asm/io.h:149: > include/asm-generic/io.h:1005:55: warning: performing pointer arithmet= ic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > return (port > MMIO_UPPER_LIMIT) ? NULL : PCI_IOBASE + port; > ~~~~~~~~~~ ^ > 7 warnings generated. > /tmp/metronomefb-846872.s: Assembler messages: > >> /tmp/metronomefb-846872.s:300: Error: unrecognized opcode `zext.b a2,a= 2' > >> /tmp/metronomefb-846872.s:313: Error: unrecognized opcode `zext.b a5,a= 6' > >> /tmp/metronomefb-846872.s:350: Error: unrecognized opcode `zext.b a3,a= 3' > >> /tmp/metronomefb-846872.s:371: Error: unrecognized opcode `zext.b a4,a= 4' > /tmp/metronomefb-846872.s:409: Error: unrecognized opcode `zext.b a2,a= 2' > >> /tmp/metronomefb-846872.s:433: Error: unrecognized opcode `zext.b s1,t= 1' > >> /tmp/metronomefb-846872.s:521: Error: unrecognized opcode `zext.b a1,a= 1' > clang-12: error: assembler command failed with exit code 1 (use -v to = see invocation) >=20 > --- > 0-DAY CI Kernel Test Service, Intel Corporation > https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org --=20 http://www.livejournal.com/~pavelmachek --oyUTqETQ0mS9luUI Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAl/dshYACgkQMOfwapXb+vKdBACgrK0DHje10cw77P3gk5GCAIQI 6BAAn06l39O+pM3prYSBuhShhaZMqlWM =FjUP -----END PGP SIGNATURE----- --oyUTqETQ0mS9luUI--