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(UTC) Received: from localhost (unknown [10.72.116.38]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 85DE03C25; Wed, 20 Dec 2023 05:44:22 +0000 (UTC) Date: Wed, 20 Dec 2023 13:44:19 +0800 From: Baoquan He To: kernel test robot Cc: 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: References: <202312182200.Ka7MzifQ-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <202312182200.Ka7MzifQ-lkp@intel.com> X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.1 X-Rspamd-Queue-Id: 3D58D1A0019 X-Rspam-User: X-Rspamd-Server: rspam05 X-Stat-Signature: bh1crr13huxgupyisdn75iqi6w3yg8nd X-HE-Tag: 1703051066-43466 X-HE-Meta: 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 aQhkOspX miHuT9AsSZaq1zXsck02vXkJjN1W15fLHPL7ENHsJ3U0dWuGxP//zcx+Ym7wepZNs7I2Wx3r9t5a6utwP9hz5DoDBfMc0qq+MWDs/8zz+GEKMLTR9ZPM32TP2Mcpr36FcOyzl0OoYwcA0KjJ1VTNIPr7oFSu9i38QntUEMC2lPicelnj7K/MriMxOeaXwCUQ9KyX4Fa0SnWXY7CG8FnB2PCDtb6leo8ds5iGJaR+IS9ibp8t2djl2YMlt0970i+Bek81SYXRE8osDP/silrkBwXSIO7S+bV3X7EVddiJa9j6L8Tr78VNQNY8Nm8VyHlJJXuEvm4mwaZb/QvSqqPo4Y4y5WXcELxZLZNU95zLmB/sF/17Ycif1Hw8aiLrC5Oy3MGBbQbn61Ct1f0SnJS+/ZJ3Fd1lDYPQAeMniBvY7vIiFDSww4cCaltTfMAJhdeQNnUDrK6Actqvu7gozhDVQ/WilWw== 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: List-Subscribe: List-Unsubscribe: On 12/18/23 at 10:55pm, kernel test robot wrote: > Hi Baoquan, > > FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant. > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > head: ceb6a6f023fd3e8b07761ed900352ef574010bcb > commit: d70c27b728b8da1ab9c3b7ca117ee1c99dc86d29 sh, kexec: fix the incorrect ifdeffery and dependency of CONFIG_KEXEC > date: 6 days ago > config: sh-randconfig-r002-20220124 (https://download.01.org/0day-ci/archive/20231218/202312182200.Ka7MzifQ-lkp@intel.com/config) > compiler: sh4-linux-gcc (GCC) 13.2.0 > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231218/202312182200.Ka7MzifQ-lkp@intel.com/reproduce) > > If you fix the issue in a separate patch/commit (i.e. not just a new version of > the same patch/commit), kindly add following tags > | Reported-by: kernel test robot > | Closes: https://lore.kernel.org/oe-kbuild-all/202312182200.Ka7MzifQ-lkp@intel.com/ > > All errors (new ones prefixed by >>): > > 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. > > vim +38 arch/sh/kernel/relocate_kernel.S > > 9d44190eae97ad4 kogiidena 2006-01-16 13 > 9d44190eae97ad4 kogiidena 2006-01-16 14 .globl relocate_new_kernel > 9d44190eae97ad4 kogiidena 2006-01-16 15 relocate_new_kernel: > 9d44190eae97ad4 kogiidena 2006-01-16 16 /* r4 = indirection_page */ > 9d44190eae97ad4 kogiidena 2006-01-16 17 /* r5 = reboot_code_buffer */ > 9d44190eae97ad4 kogiidena 2006-01-16 18 /* r6 = start_address */ > 9d44190eae97ad4 kogiidena 2006-01-16 19 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 20 mov.l 10f, r0 /* PAGE_SIZE */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 21 add r5, r0 /* setup new stack at end of control page */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 22 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 23 /* save r15->r8 to new stack */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 24 mov.l r15, @-r0 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 25 mov r0, r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 26 mov.l r14, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 27 mov.l r13, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 28 mov.l r12, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 29 mov.l r11, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 30 mov.l r10, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 31 mov.l r9, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 32 mov.l r8, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 33 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 34 /* save other random registers */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 35 sts.l macl, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 36 sts.l mach, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 37 stc.l gbr, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 @38 stc.l ssr, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 39 stc.l sr, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 40 sts.l pr, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 41 stc.l spc, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 42 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 43 /* switch to bank1 and save r7->r0 */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 44 mov.l 12f, r9 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 45 stc sr, r8 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 46 or r9, r8 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 47 ldc r8, sr > b7cf6ddc13186f9 Magnus Damm 2009-03-18 48 mov.l r7, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 49 mov.l r6, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 50 mov.l r5, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 51 mov.l r4, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 52 mov.l r3, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 53 mov.l r2, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 54 mov.l r1, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 55 mov.l r0, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 56 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 57 /* switch to bank0 and save r7->r0 */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 58 mov.l 12f, r9 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 59 not r9, r9 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 60 stc sr, r8 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 61 and r9, r8 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 62 ldc r8, sr > b7cf6ddc13186f9 Magnus Damm 2009-03-18 63 mov.l r7, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 64 mov.l r6, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 65 mov.l r5, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 66 mov.l r4, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 67 mov.l r3, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 68 mov.l r2, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 69 mov.l r1, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 70 mov.l r0, @-r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 71 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 72 mov.l r4, @-r15 /* save indirection page again */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 73 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 74 bsr swap_pages /* swap pages before jumping to new kernel */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 75 nop > b7cf6ddc13186f9 Magnus Damm 2009-03-18 76 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 77 mova 11f, r0 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 78 mov.l r15, @r0 /* save pointer to stack */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 79 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 80 jsr @r6 /* hand over control to new kernel */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 81 nop > b7cf6ddc13186f9 Magnus Damm 2009-03-18 82 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 83 mov.l 11f, r15 /* get pointer to stack */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 84 mov.l @r15+, r4 /* restore r4 to get indirection page */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 85 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 86 bsr swap_pages /* swap pages back to previous state */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 87 nop > b7cf6ddc13186f9 Magnus Damm 2009-03-18 88 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 89 /* make sure bank0 is active and restore r0->r7 */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 90 mov.l 12f, r9 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 91 not r9, r9 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 92 stc sr, r8 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 93 and r9, r8 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 94 ldc r8, sr > b7cf6ddc13186f9 Magnus Damm 2009-03-18 95 mov.l @r15+, r0 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 96 mov.l @r15+, r1 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 97 mov.l @r15+, r2 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 98 mov.l @r15+, r3 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 99 mov.l @r15+, r4 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 100 mov.l @r15+, r5 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 101 mov.l @r15+, r6 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 102 mov.l @r15+, r7 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 103 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 104 /* switch to bank1 and restore r0->r7 */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 105 mov.l 12f, r9 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 106 stc sr, r8 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 107 or r9, r8 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 108 ldc r8, sr > b7cf6ddc13186f9 Magnus Damm 2009-03-18 109 mov.l @r15+, r0 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 110 mov.l @r15+, r1 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 111 mov.l @r15+, r2 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 112 mov.l @r15+, r3 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 113 mov.l @r15+, r4 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 114 mov.l @r15+, r5 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 115 mov.l @r15+, r6 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 116 mov.l @r15+, r7 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 117 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 118 /* switch back to bank0 */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 119 mov.l 12f, r9 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 120 not r9, r9 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 121 stc sr, r8 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 122 and r9, r8 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 123 ldc r8, sr > 9d44190eae97ad4 kogiidena 2006-01-16 124 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 125 /* restore other random registers */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 126 ldc.l @r15+, spc > b7cf6ddc13186f9 Magnus Damm 2009-03-18 127 lds.l @r15+, pr > b7cf6ddc13186f9 Magnus Damm 2009-03-18 128 ldc.l @r15+, sr > b7cf6ddc13186f9 Magnus Damm 2009-03-18 129 ldc.l @r15+, ssr > b7cf6ddc13186f9 Magnus Damm 2009-03-18 130 ldc.l @r15+, gbr > b7cf6ddc13186f9 Magnus Damm 2009-03-18 131 lds.l @r15+, mach > b7cf6ddc13186f9 Magnus Damm 2009-03-18 132 lds.l @r15+, macl > 9d44190eae97ad4 kogiidena 2006-01-16 133 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 134 /* restore r8->r15 */ > b7cf6ddc13186f9 Magnus Damm 2009-03-18 135 mov.l @r15+, r8 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 136 mov.l @r15+, r9 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 137 mov.l @r15+, r10 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 138 mov.l @r15+, r11 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 139 mov.l @r15+, r12 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 140 mov.l @r15+, r13 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 141 mov.l @r15+, r14 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 142 mov.l @r15+, r15 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 143 rts > b7cf6ddc13186f9 Magnus Damm 2009-03-18 144 nop > b7cf6ddc13186f9 Magnus Damm 2009-03-18 145 > b7cf6ddc13186f9 Magnus Damm 2009-03-18 146 swap_pages: > 9d44190eae97ad4 kogiidena 2006-01-16 147 bra 1f > 9d44190eae97ad4 kogiidena 2006-01-16 148 mov r4,r0 /* cmd = indirection_page */ > 9d44190eae97ad4 kogiidena 2006-01-16 149 0: > 9d44190eae97ad4 kogiidena 2006-01-16 150 mov.l @r4+,r0 /* cmd = *ind++ */ > 9d44190eae97ad4 kogiidena 2006-01-16 151 > > :::::: The code at line 38 was first introduced by commit > :::::: b7cf6ddc13186f9272438a97aa75972d496d0b0a sh: add kexec jump support > > :::::: TO: Magnus Damm > :::::: CC: Paul Mundt > > -- > 0-DAY CI Kernel Test Service > https://github.com/intel/lkp-tests/wiki >