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Diffstat (limited to 'results/classifier/gemma3:12b/boot/2807')
| -rw-r--r-- | results/classifier/gemma3:12b/boot/2807 | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/results/classifier/gemma3:12b/boot/2807 b/results/classifier/gemma3:12b/boot/2807 new file mode 100644 index 000000000..a73b770ff --- /dev/null +++ b/results/classifier/gemma3:12b/boot/2807 @@ -0,0 +1,32 @@ + +DOUBLE MMU FAULT when running -M virt in qemu-system-m68k +Description of problem: +When running qemu-system-m68k with the -M virt machine type, a DOUBLE MMU FAULT occurs immediately upon startup, even without any BIOS, disk image, or additional configuration. +Steps to reproduce: +1. qemu-system-m68k -M virt -m 4M -serial stdio + +QEMU crashes immediately with the following output: +``` +qemu: fatal: DOUBLE MMU FAULT +D0 = 00000000 A0 = 00000000 F0 = 7fff ffffffffffffffff ( nan) +D1 = 00000000 A1 = 00000000 F1 = 7fff ffffffffffffffff ( nan) +D2 = 00000000 A2 = 00000000 F2 = 7fff ffffffffffffffff ( nan) +D3 = 00000000 A3 = 00000000 F3 = 7fff ffffffffffffffff ( nan) +D4 = 00000000 A4 = 00000000 F4 = 7fff ffffffffffffffff ( nan) +D5 = 00000000 A5 = 00000000 F5 = 7fff ffffffffffffffff ( nan) +D6 = 00000000 A6 = 00000000 F6 = 7fff ffffffffffffffff ( nan) +D7 = 00000000 A7 = 00000000 F7 = 7fff ffffffffffffffff ( nan) +PC = 00400000 SR = 2704 T:0 I:7 SI --Z-- +FPSR = 00000000 ---- + FPCR = 0000 X RN + A7(MSP) = 00000000 A7(USP) = 00000000 ->A7(ISP) = 00000000 +VBR = 0x00000000 +SFC = 0 DFC 0 +SSW 00000105 TCR 00000000 URP 00000000 SRP 00000000 +DTTR0/1: 00000000/00000000 ITTR0/1: 00000000/00000000 +MMUSR 00000000, fault at fffffffc +``` +Additional information: +The issue seems to be related to incorrect memory initialization, causing a fault at address fffffffc. +The PC = 00400000 suggests that QEMU is jumping to an invalid address early in the boot process. +The fact that the fault is consistent across different configurations (q800, next-cube, etc) points to a possible regression or incomplete memory initialization in the virt machine. |