Issue #276 has been updated by Filip Lewiński.
Paul Menzel wrote:
On the Lenovo T60 (Type 2007 with dedicated ATI/AMD graphics device), coreboot built with *SPI Flash console output* (`CONFIG_CONSOLE_SPI_FLASH=y`) fails to boot due to a stack overflow:
FMAP: area COREBOOT found @ 60200 (1703424 bytes) CBFS: Locating 'fallback/dsdt.aml' CBFS: Found @ offset 39300 size 3138 FMAP: area COREBOOT found @ 60200 (1703424 bytes) CBFS: Locating 'fallback/slic' CBFS: 'fallback/slic' not found. ACPI: Writing ACPI tables at bfb51000. ACPI: * FACS ACPI: * DSDT FMAP: area CONSOLE found @ 0 (131072 bytes) coreboot-4.12-1529-gaba8103093 Sun Jul 19 07:24:18 UTC 2020 smm starting (log level: 7)... canary 0x0 != 0xbfeffc00 SMM Handler caused a stack overflow
I've experienced the same with coreboot+EDK2(MrChromeBox) on a Thinkpad T400. If you still have trouble booting the platform, I've somehow managed to bypass it by rebuilding with 64bit mode enabled.
---------------------------------------- Bug #276: SPI flash console output causes `SMM Handler caused a stack overflow` https://ticket.coreboot.org/issues/276#change-1863
* Author: Paul Menzel * Status: New * Priority: Normal * Start date: 2020-07-19 ---------------------------------------- On the Lenovo T60 (Type 2007 with dedicated ATI/AMD graphics device), coreboot built with *SPI Flash console output* (`CONFIG_CONSOLE_SPI_FLASH=y`) fails to boot due to a stack overflow:
``` FMAP: area COREBOOT found @ 60200 (1703424 bytes) CBFS: Locating 'fallback/dsdt.aml' CBFS: Found @ offset 39300 size 3138 FMAP: area COREBOOT found @ 60200 (1703424 bytes) CBFS: Locating 'fallback/slic' CBFS: 'fallback/slic' not found. ACPI: Writing ACPI tables at bfb51000. ACPI: * FACS ACPI: * DSDT FMAP: area CONSOLE found @ 0 (131072 bytes)
coreboot-4.12-1529-gaba8103093 Sun Jul 19 07:24:18 UTC 2020 smm starting (log level: 7)... canary 0x0 != 0xbfeffc00 SMM Handler caused a stack overflow ```