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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-08 13:28:15 +0200 |
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| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-08 13:28:28 +0200 |
| commit | 5aa276efcbd67f4300ca1a7f809c6e00aadb03da (patch) | |
| tree | 9b8f0e074014cda8d42f5a97a95bc25082d8b764 /results/classifier/zero-shot-user-mode/instruction/1371 | |
| parent | 1a3c4faf4e0a25ed0b86e8739d5319a634cb9112 (diff) | |
| download | emulator-bug-study-5aa276efcbd67f4300ca1a7f809c6e00aadb03da.tar.gz emulator-bug-study-5aa276efcbd67f4300ca1a7f809c6e00aadb03da.zip | |
restructure results
Diffstat (limited to 'results/classifier/zero-shot-user-mode/instruction/1371')
| -rw-r--r-- | results/classifier/zero-shot-user-mode/instruction/1371 | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/results/classifier/zero-shot-user-mode/instruction/1371 b/results/classifier/zero-shot-user-mode/instruction/1371 new file mode 100644 index 00000000..11311303 --- /dev/null +++ b/results/classifier/zero-shot-user-mode/instruction/1371 @@ -0,0 +1,25 @@ +instruction: 0.859 +runtime: 0.082 +syscall: 0.059 + + + +x86 BLSMSK semantic bug +Description of problem: +The result of instruction BLSMSK is different with from the CPU. The value of CF is different. +Steps to reproduce: +1. Compile this code +``` +void main() { + asm("mov rax, 0x65b2e276ad27c67"); + asm("mov rbx, 0x62f34955226b2b5d"); + asm("blsmsk eax, ebx"); +} +``` +2. Execute and compare the result with the CPU. + - CPU + - CF = 0 + - QEMU + - CF = 1 +Additional information: +This bug is discovered by research conducted by KAIST SoftSec. |