tree: https://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-edac.git edac-fixes head: bd8a8958080eb6b4ba0d80fa822703b675aad933 commit: bd8a8958080eb6b4ba0d80fa822703b675aad933 [6/6] apei/ghes: don't go past the ARM processor CPER record buffer config: x86_64-randconfig-161-20240904 (https://download.01.org/0day-ci/archive/20240904/202409041147.fl53VURu-lkp@xxxxxxxxx/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 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 <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202409041147.fl53VURu-lkp@xxxxxxxxx/ smatch warnings: drivers/acpi/apei/ghes.c:574 ghes_handle_arm_hw_error() warn: inconsistent indenting vim +574 drivers/acpi/apei/ghes.c 530 531 static bool ghes_handle_arm_hw_error(struct acpi_hest_generic_data *gdata, 532 int sev, bool sync) 533 { 534 struct cper_sec_proc_arm *err = acpi_hest_get_payload(gdata); 535 int flags = sync ? MF_ACTION_REQUIRED : 0; 536 int length = gdata->error_data_length; 537 char error_type[120]; 538 bool queued = false; 539 int sec_sev, i; 540 char *p; 541 542 sec_sev = ghes_severity(gdata->error_severity); 543 log_arm_hw_error(err, sec_sev); 544 if (sev != GHES_SEV_RECOVERABLE || sec_sev != GHES_SEV_RECOVERABLE) 545 return false; 546 547 p = (char *)(err + 1); 548 length -= sizeof(err); 549 550 for (i = 0; i < err->err_info_num; i++) { 551 if (length <= 0) 552 break; 553 554 struct cper_arm_err_info *err_info = (struct cper_arm_err_info *)p; 555 bool is_cache = err_info->type & CPER_ARM_CACHE_ERROR; 556 bool has_pa = (err_info->validation_bits & CPER_ARM_INFO_VALID_PHYSICAL_ADDR); 557 558 /* 559 * The field (err_info->error_info & BIT(26)) is fixed to set to 560 * 1 in some old firmware of HiSilicon Kunpeng920. We assume that 561 * firmware won't mix corrected errors in an uncorrected section, 562 * and don't filter out 'corrected' error here. 563 */ 564 if (is_cache && has_pa) { 565 length -= err_info->length; 566 if (length < 0) 567 break; 568 queued = ghes_do_memory_failure(err_info->physical_fault_addr, flags); 569 p += err_info->length; 570 571 continue; 572 } 573 length -= err_info->length; > 574 if (length < 0) 575 break; 576 577 cper_bits_to_str(error_type, sizeof(error_type), 578 FIELD_GET(CPER_ARM_ERR_TYPE_MASK, err_info->type), 579 cper_proc_error_type_strs, 580 ARRAY_SIZE(cper_proc_error_type_strs)); 581 582 pr_warn_ratelimited(FW_WARN GHES_PFX 583 "Unhandled processor error type 0x%02x: %s%s\n", 584 err_info->type, error_type, 585 (err_info->type & ~CPER_ARM_ERR_TYPE_MASK) ? " with reserved bit(s)" : ""); 586 p += err_info->length; 587 } 588 589 return queued; 590 } 591 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
