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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-03 07:27:52 +0000 |
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| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-03 07:27:52 +0000 |
| commit | d0c85e36e4de67af628d54e9ab577cc3fad7796a (patch) | |
| tree | f8f784b0f04343b90516a338d6df81df3a85dfa2 /results/classifier/gemma3:12b/kvm/1376 | |
| parent | 7f4364274750eb8cb39a3e7493132fca1c01232e (diff) | |
| download | qemu-analysis-d0c85e36e4de67af628d54e9ab577cc3fad7796a.tar.gz qemu-analysis-d0c85e36e4de67af628d54e9ab577cc3fad7796a.zip | |
add deepseek and gemma results
Diffstat (limited to 'results/classifier/gemma3:12b/kvm/1376')
| -rw-r--r-- | results/classifier/gemma3:12b/kvm/1376 | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/results/classifier/gemma3:12b/kvm/1376 b/results/classifier/gemma3:12b/kvm/1376 new file mode 100644 index 000000000..768e16f10 --- /dev/null +++ b/results/classifier/gemma3:12b/kvm/1376 @@ -0,0 +1,16 @@ + +x86 LSL and LAR fault +Description of problem: +From the description of LSL and LAR instructions in manual, `If the segment descriptor cannot be accessed or is an invalid type for the instruction, the ZF flag is cleared and no value is loaded in the destination operand.`. When it happens at the CPU, it seems they do nothing (nop). However, in QEMU, it crashes. +Steps to reproduce: +1. Compile this code +``` +void main() { + asm("mov rax, 0xa02e698e741f5a6a"); + asm("mov rbx, 0x20959ddd7a0aef"); + asm("lsl ax, bx"); +} +``` +2. Execute. QEMU crashes but CPU does not. This problem happens with LAR, too. +Additional information: +This bug is discovered by research conducted by KAIST SoftSec. |