Issue #343 has been updated by Arthur Heymans.
Bisected. 4ea7bae51f97e49c84dc67ea30b466ca8633b9f6 is the culprit in grub.
---------------------------------------- Bug #343: Fails to load GRUB payload: CPU Index 0 - APIC 0 Unexpected Exception:6 @ 10:00009016 - Halting https://ticket.coreboot.org/issues/343#change-923
* Author: Paul Menzel * Status: New * Priority: Normal * Start date: 2022-03-30 ---------------------------------------- coreboot emulation/qemu-i440fx is unable to load GRUB payload. It works with SeaBIOS.
``` FMAP REGION: COREBOOT Name Offset Type Size Comp cbfs master header 0x0 cbfs header 32 none fallback/romstage 0x80 stage 21944 none fallback/ramstage 0x56c0 stage 62048 LZMA (139536 decompressed) config 0x14980 raw 428 none revision 0x14b80 raw 716 none build_info 0x14e80 raw 112 none fallback/dsdt.aml 0x14f40 raw 4044 none cmos_layout.bin 0x15f40 cmos_layout 640 none fallback/postcar 0x16200 stage 23328 none fallback/payload 0x1bd80 simple elf 460906 none (empty) 0x8c640 null 3603556 none bootblock 0x3fc2c0 bootblock 15104 none ```
``` […] [NOTE ] coreboot-4.16-415-ga84c00c9ce Wed Mar 30 01:18:14 UTC 2022 ramstage starting (log level: 7)... […] [INFO ] Timestamp - selfboot jump: 965162845 [EMERG] CPU Index 0 - APIC 0 Unexpected Exception:6 @ 10:00009016 - Halting [EMERG] Code: 0 eflags: 00010002 cr2: 00000000 [EMERG] eax: 00000000 ebx: 3ffbdc18 ecx: 0001ac27 edx: 000000ff [EMERG] edi: 3ffbdc00 esi: 3ffbdbf0 ebp: 000001e4 esp: 3ffc3fbc
[EMERG] 0x00008fd0: 00 00 00 00 00 00 00 00 [EMERG] 0x00008fd8: 00 00 00 00 00 00 00 00 [EMERG] 0x00008fe0: 00 00 00 00 00 00 00 00 [EMERG] 0x00008fe8: 00 00 00 00 00 00 00 00 [EMERG] 0x00008ff0: 00 00 00 00 00 00 00 00 [EMERG] 0x00008ff8: 00 00 00 00 00 00 00 00 [EMERG] 0x00009000: 52 52 68 27 ac 01 00 6a [EMERG] 0x00009008: 0b e8 5e cd 00 00 83 c4 [EMERG] 0x00009010: 10 a0 00 00 00 00 0f 0b [EMERG] 0x00009018: 51 51 68 6a a2 01 00 6a [EMERG] 0x00009020: 0b e8 46 cd 00 00 83 c4 [EMERG] 0x00009028: 10 eb e6 90 bc f0 ff 07 [EMERG] 0x00009030: 00 e9 c7 d7 00 00 66 90 [EMERG] 0x00009038: 02 b0 ad 1b 02 00 00 00 [EMERG] 0x00009040: fc 4f 52 e4 55 57 56 53 [EMERG] 0x00009048: 83 ec 1c 8b 5c 24 30 8b [EMERG] 0x3ffc4038: 0x00000002 [EMERG] 0x3ffc4034: 0x00000003 [EMERG] 0x3ffc4030: 0x00000000 [EMERG] 0x3ffc402c: 0x00000000 [EMERG] 0x3ffc4028: 0x00000000 [EMERG] 0x3ffc4024: 0x00000000 [EMERG] 0x3ffc4020: 0x00000000 [EMERG] 0x3ffc401c: 0x00000000 [EMERG] 0x3ffc4018: 0x00000000 [EMERG] 0x3ffc4014: 0x00000000 [EMERG] 0x3ffc4010: 0x00000000 [EMERG] 0x3ffc400c: 0x00000000 [EMERG] 0x3ffc4008: 0x00000000 [EMERG] 0x3ffc4004: 0x00000000 [EMERG] 0x3ffc4000: 0x00000000 [EMERG] 0x3ffc3ffc: 0x00000000 [EMERG] 0x3ffc3ff8: 0x3ffbd4e8 [EMERG] 0x3ffc3ff4: 0xdeadbeef [EMERG] 0x3ffc3ff0: 0xdeadbeef [EMERG] 0x3ffc3fec: 0x3ff9e061 [EMERG] 0x3ffc3fe8: 0x3ffa1f19 [EMERG] 0x3ffc3fe4: 0x00018f20 [EMERG] 0x3ffc3fe0: 0x3ffdcfd4 [EMERG] 0x3ffc3fdc: 0x3ffc4000 [EMERG] 0x3ffc3fd8: 0x3ffd63ac [EMERG] 0x3ffc3fd4: 0x00000000 [EMERG] 0x3ffc3fd0: 0x3ffa1fe5 [EMERG] 0x3ffc3fcc: 0x3ffa2139 [EMERG] 0x3ffc3fc8: 0x3ffbdc24 [EMERG] 0x3ffc3fc4: 0x3ffa4303 [EMERG] 0x3ffc3fc0: 0x3ff95000 [EMERG] 0x3ffc3fbc: 0x3ffac8e4 <-esp ```
---Files-------------------------------- coreboot.log (17.2 KB)