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Tue, 26 Jul 2022 05:05:41 +0000 Date: Tue, 26 Jul 2022 13:05:18 +0800 From: kernel test robot To: Thomas Gleixner Cc: kbuild-all@lists.01.org, Ammar Faizi , GNU/Weeb Mailing List , linux-kernel@vger.kernel.org, Sasha Levin , Borislav Petkov Subject: [ammarfaizi2-block:stable/linux-stable-rc/queue/5.15 176/176] arch/x86/mm/extable.c:200:9: error: duplicate case value Message-ID: <202207261212.h1KDeJ11-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://github.com/ammarfaizi2/linux-block stable/linux-stable-rc/queue/5.15 head: 9780829ed8d15de556424bed96704c95dfc357f6 commit: 9780829ed8d15de556424bed96704c95dfc357f6 [176/176] x86/extable: Provide EX_TYPE_DEFAULT_MCE_SAFE and EX_TYPE_FAULT_MCE_SAFE config: x86_64-randconfig-c002 (https://download.01.org/0day-ci/archive/20220726/202207261212.h1KDeJ11-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-3) 11.3.0 reproduce (this is a W=1 build): # https://github.com/ammarfaizi2/linux-block/commit/9780829ed8d15de556424bed96704c95dfc357f6 git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block stable/linux-stable-rc/queue/5.15 git checkout 9780829ed8d15de556424bed96704c95dfc357f6 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All errors (new ones prefixed by >>): In file included from arch/x86/include/asm/asm.h:125, from arch/x86/include/asm/alternative.h:7, from arch/x86/include/asm/bitops.h:17, from include/linux/bitops.h:33, from include/linux/kernel.h:12, from arch/x86/include/asm/percpu.h:27, from arch/x86/include/asm/current.h:6, from include/linux/sched.h:12, from include/linux/uaccess.h:8, from arch/x86/mm/extable.c:3: arch/x86/include/asm/extable_fixup_types.h:49: warning: "EX_TYPE_DEFAULT_MCE_SAFE" redefined 49 | #define EX_TYPE_DEFAULT_MCE_SAFE 12 | arch/x86/include/asm/extable_fixup_types.h:42: note: this is the location of the previous definition 42 | #define EX_TYPE_DEFAULT_MCE_SAFE 14 | arch/x86/include/asm/extable_fixup_types.h:50: warning: "EX_TYPE_FAULT_MCE_SAFE" redefined 50 | #define EX_TYPE_FAULT_MCE_SAFE 13 | arch/x86/include/asm/extable_fixup_types.h:43: note: this is the location of the previous definition 43 | #define EX_TYPE_FAULT_MCE_SAFE 15 | arch/x86/mm/extable.c: In function 'fixup_exception': >> arch/x86/mm/extable.c:200:9: error: duplicate case value 200 | case EX_TYPE_WRMSR_IN_MCE: | ^~~~ arch/x86/mm/extable.c:177:9: note: previously used here 177 | case EX_TYPE_DEFAULT_MCE_SAFE: | ^~~~ arch/x86/mm/extable.c:203:9: error: duplicate case value 203 | case EX_TYPE_RDMSR_IN_MCE: | ^~~~ arch/x86/mm/extable.c:180:9: note: previously used here 180 | case EX_TYPE_FAULT_MCE_SAFE: | ^~~~ vim +200 arch/x86/mm/extable.c 6d48583ba9ade6 Harvey Harrison 2008-01-30 166 548acf19234dbd Tony Luck 2016-02-17 167 e = search_exception_tables(regs->ip); 548acf19234dbd Tony Luck 2016-02-17 168 if (!e) 6d48583ba9ade6 Harvey Harrison 2008-01-30 169 return 0; 548acf19234dbd Tony Luck 2016-02-17 170 d00a02f6f57ef8 Peter Zijlstra 2021-11-10 171 type = FIELD_GET(EX_DATA_TYPE_MASK, e->data); d00a02f6f57ef8 Peter Zijlstra 2021-11-10 172 reg = FIELD_GET(EX_DATA_REG_MASK, e->data); d00a02f6f57ef8 Peter Zijlstra 2021-11-10 173 imm = FIELD_GET(EX_DATA_IMM_MASK, e->data); d00a02f6f57ef8 Peter Zijlstra 2021-11-10 174 d00a02f6f57ef8 Peter Zijlstra 2021-11-10 175 switch (type) { f6647d25769d7d Thomas Gleixner 2021-09-08 176 case EX_TYPE_DEFAULT: fd96c41f8fa7b6 Thomas Gleixner 2021-09-08 177 case EX_TYPE_DEFAULT_MCE_SAFE: f6647d25769d7d Thomas Gleixner 2021-09-08 178 return ex_handler_default(e, regs); f6647d25769d7d Thomas Gleixner 2021-09-08 179 case EX_TYPE_FAULT: fd96c41f8fa7b6 Thomas Gleixner 2021-09-08 180 case EX_TYPE_FAULT_MCE_SAFE: f6647d25769d7d Thomas Gleixner 2021-09-08 181 return ex_handler_fault(e, regs, trapnr); f6647d25769d7d Thomas Gleixner 2021-09-08 182 case EX_TYPE_UACCESS: f6647d25769d7d Thomas Gleixner 2021-09-08 183 return ex_handler_uaccess(e, regs, trapnr); f6647d25769d7d Thomas Gleixner 2021-09-08 184 case EX_TYPE_COPY: f6647d25769d7d Thomas Gleixner 2021-09-08 185 return ex_handler_copy(e, regs, trapnr); f6647d25769d7d Thomas Gleixner 2021-09-08 186 case EX_TYPE_CLEAR_FS: f6647d25769d7d Thomas Gleixner 2021-09-08 187 return ex_handler_clear_fs(e, regs); f6647d25769d7d Thomas Gleixner 2021-09-08 188 case EX_TYPE_FPU_RESTORE: f6647d25769d7d Thomas Gleixner 2021-09-08 189 return ex_handler_fprestore(e, regs); f6647d25769d7d Thomas Gleixner 2021-09-08 190 case EX_TYPE_BPF: f6647d25769d7d Thomas Gleixner 2021-09-08 191 return ex_handler_bpf(e, regs); 67cae747a093a8 Peter Zijlstra 2021-11-10 192 case EX_TYPE_WRMSR: 67cae747a093a8 Peter Zijlstra 2021-11-10 193 return ex_handler_msr(e, regs, true, false, reg); 67cae747a093a8 Peter Zijlstra 2021-11-10 194 case EX_TYPE_RDMSR: 67cae747a093a8 Peter Zijlstra 2021-11-10 195 return ex_handler_msr(e, regs, false, false, reg); 67cae747a093a8 Peter Zijlstra 2021-11-10 196 case EX_TYPE_WRMSR_SAFE: 67cae747a093a8 Peter Zijlstra 2021-11-10 197 return ex_handler_msr(e, regs, true, true, reg); 67cae747a093a8 Peter Zijlstra 2021-11-10 198 case EX_TYPE_RDMSR_SAFE: 67cae747a093a8 Peter Zijlstra 2021-11-10 199 return ex_handler_msr(e, regs, false, true, reg); f6647d25769d7d Thomas Gleixner 2021-09-08 @200 case EX_TYPE_WRMSR_IN_MCE: f6647d25769d7d Thomas Gleixner 2021-09-08 201 ex_handler_msr_mce(regs, true); f6647d25769d7d Thomas Gleixner 2021-09-08 202 break; 67cae747a093a8 Peter Zijlstra 2021-11-10 203 case EX_TYPE_RDMSR_IN_MCE: 67cae747a093a8 Peter Zijlstra 2021-11-10 204 ex_handler_msr_mce(regs, false); 67cae747a093a8 Peter Zijlstra 2021-11-10 205 break; 54ad742e5119ea Peter Zijlstra 2021-11-10 206 case EX_TYPE_POP_ZERO: 54ad742e5119ea Peter Zijlstra 2021-11-10 207 return ex_handler_pop_zero(e, regs); d00a02f6f57ef8 Peter Zijlstra 2021-11-10 208 case EX_TYPE_IMM_REG: d00a02f6f57ef8 Peter Zijlstra 2021-11-10 209 return ex_handler_imm_reg(e, regs, reg, imm); f6647d25769d7d Thomas Gleixner 2021-09-08 210 } f6647d25769d7d Thomas Gleixner 2021-09-08 211 BUG(); 6d48583ba9ade6 Harvey Harrison 2008-01-30 212 } 6a1ea279c210e7 H. Peter Anvin 2012-04-19 213 :::::: The code at line 200 was first introduced by commit :::::: f6647d25769d7dc7c50b9bbd6fd364bb148743b5 x86/extable: Rework the exception table mechanics :::::: TO: Thomas Gleixner :::::: CC: Sasha Levin -- 0-DAY CI Kernel Test Service https://01.org/lkp