When GHES error record is logged into mcelog kernel buffer, a validation check for physical address is necessary, which prevents invalid physical address is happened in error record. Signed-off-by: Chen Gong <gong.chen@xxxxxxxxxxxxxxx> --- arch/x86/kernel/cpu/mcheck/mce-apei.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/kernel/cpu/mcheck/mce-apei.c b/arch/x86/kernel/cpu/mcheck/mce-apei.c index 507ea58..514b77f 100644 --- a/arch/x86/kernel/cpu/mcheck/mce-apei.c +++ b/arch/x86/kernel/cpu/mcheck/mce-apei.c @@ -49,7 +49,8 @@ void apei_mce_report_mem_error(int corrected, struct cper_sec_mem_err *mem_err) m.bank = 1; /* Fake a memory read corrected error with unknown channel */ m.status = MCI_STATUS_VAL | MCI_STATUS_EN | MCI_STATUS_ADDRV | 0x9f; - m.addr = mem_err->physical_addr; + if (mem_err->validation_bits & CPER_MEM_VALID_PHYSICAL_ADDRESS) + m.addr = mem_err->physical_addr; mce_log(&m); mce_notify_irq(); } -- 1.7.10.rc2.27.g59012 -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
