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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/1377 | |
| 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/1377')
| -rw-r--r-- | results/classifier/gemma3:12b/kvm/1377 | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/results/classifier/gemma3:12b/kvm/1377 b/results/classifier/gemma3:12b/kvm/1377 new file mode 100644 index 000000000..441707f13 --- /dev/null +++ b/results/classifier/gemma3:12b/kvm/1377 @@ -0,0 +1,15 @@ + +x86 CVT* series instructions fault +Description of problem: +For example, CVTSD2SS instruction converts SRC[63:0] double precision floating point to DEST[31:0] single precision floating point. Although the CVTSD2SS instruction uses only 8 bytes, if it overlaps page boundary, I think QEMU tries to access over the valid memory and crashes. +Steps to reproduce: +1. Compile this code +``` +void main() { + mmap(0x555555559000, 0x1000, flag, ~~, 0); + asm("cvtsd2ss xmm1, qword ptr [0x555555559ff8]"); +} +``` +2. Execute. QEMU crashes but CPU does not. +Additional information: +This bug is discovered by research conducted by KAIST SoftSec. |