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b=Gj8j1R2t2DyJsLkMc99plnk9B/ fp1gME+0m7AWJFaHqCUOHufs3ajv8cySB0kReDdUriAOfdgf4iHR0Tz/GlvtfLmqeJZUP5SLzIIcm o2Wr9h6cKAcPak5QXvp7mhooiIYM2/aV2PQ7twpi4niweiYl+MNBh8XAezaQ6kzoOL7qviw9Xrkh4 iSLt1KUepxDyNQYiPCOQtJlIRvsgRdt630U2+muCRi+d/822muBx4MzdNQCxMXuXC6V+NJuKnjffl 2cifguAyvX2y92AYbx2bu2923aXQ0kqo9PxxMq3so408esd8YXlufnxT15jJWXJ8zcHjZR1H61OND WOwgLITQ==; Received: from viro by zeniv.linux.org.uk with local (Exim 4.96 #2 (Red Hat Linux)) id 1rFpd8-00HLnj-1v; Wed, 20 Dec 2023 06:00:30 +0000 Date: Wed, 20 Dec 2023 06:00:30 +0000 From: Al Viro To: Baoquan He Cc: kernel test robot , oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Andrew Morton , Linux Memory Management List Subject: Re: arch/sh/kernel/relocate_kernel.S:38: Error: invalid operands for opcode Message-ID: <20231220060030.GV1674809@ZenIV> References: <202312182200.Ka7MzifQ-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: AF9A840018 X-Stat-Signature: dg6bn77uejbahwo5af94kifeo47yzdjp X-HE-Tag: 1703052041-6712 X-HE-Meta: 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 p9EKpde2 raE1ZTA+qbpWRAp5rcmhW8Di7I4CHDlRFkxvfUeKoPOsu0UZAc+cBhrV0onlGR9tPzsVtJloPC7dm2ToMihj/tODrEeQiLr/d6qCf4gPnBvdrS3bwAMFAGlYbh+pG6slvFcrJ1H0kZoBl0MwFsekbLuQiUw2UehJeuef4mlrqfoMux675fpps6bCg424s/o2egJ71BTV8BSZ7hKFqCu1KTF3vGD7BTKrsjOwMKbrLgacRotkmOqSLNifgFYxBk+u03VU3G9Y5t6nPuYrWT5FBRe8TJOj5gvmkFN/ko43/a/+RaMMhCLadVDCh0DXAooLMr0Crp35VIExkSFhWNnyYZyJ91JAyA4uW8/gan8DxJQMZBL2ed9dVTvJOzsPRgawU9ziNrI8lRfX6+Dc= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000101, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, Dec 20, 2023 at 01:44:19PM +0800, Baoquan He wrote: > > arch/sh/kernel/relocate_kernel.S: Assembler messages: > > >> arch/sh/kernel/relocate_kernel.S:38: Error: invalid operands for opcode > > arch/sh/kernel/relocate_kernel.S:41: Error: invalid operands for opcode > > arch/sh/kernel/relocate_kernel.S:126: Error: invalid operands for opcode > > arch/sh/kernel/relocate_kernel.S:129: Error: invalid operands for opcode > > I reproduced this error, haven't got why and a way to fix it, will come > back later if I have fix. At a guess - after that commit ARCH_SUPPORTS_CRASH_DUMP is enough to enable CRASH_DUMP, which selects KEXEC_CORE regardless of ARCH_SUPPORTS_KEXEC. And on sh you have the former selected on any UP build, while the latter - only on MMU ones (i.e. not SH2).