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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-17 09:10:43 +0200 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-17 09:10:43 +0200 |
| commit | f2ec263023649e596c5076df32c2d328bc9393d2 (patch) | |
| tree | 5dd86caab46e552bd2e62bf9c4fb1a7504a44db4 /results/scraper/fex/2695 | |
| parent | 63d2e9d409831aa8582787234cae4741847504b7 (diff) | |
| download | qemu-analysis-main.tar.gz qemu-analysis-main.zip | |
Diffstat (limited to 'results/scraper/fex/2695')
| -rw-r--r-- | results/scraper/fex/2695 | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/results/scraper/fex/2695 b/results/scraper/fex/2695 new file mode 100644 index 000000000..13d6e8db9 --- /dev/null +++ b/results/scraper/fex/2695 @@ -0,0 +1,43 @@ +Illegal instruction when run Unixbench binary +**What Program** +UnixBench: <https://github.com/kdlucas/byte-unixbench.git>. + +Precompiled binary tarball from [here](https://mega.nz/file/2Ap2yLpa#fhrsi1Weh8jRPx54ccCktZptN-TuQgGaZDxaNACoA_o) + +**Describe the bug** + +I try to run unixbench with FEX-2305 in a kunpeng920(ARMv8.2), but failed with Illegal instruction. +It seems that when run FEX with a host that `SupportsAVX = false` cause this. There may be something wrong with current OpcodeDispatcher. + +**To Reproduce** +Steps to reproduce the behavior: +1. Compile UnixBench in x86 machine, or just download the [precompiled tarball](https://mega.nz/file/2Ap2yLpa#fhrsi1Weh8jRPx54ccCktZptN-TuQgGaZDxaNACoA_o). +2. Set `"EnableAVX": "0"` in Config.json +3. Run `/build/Bin/FEXLoader -- /path/to/byte-unixbench/UnixBench/pgms/dhry2` +4. See error + +**Expected behavior** +print help info normally. +```txt +Usage: ../x86/byte-unixbench/UnixBench/pgms/dhry2 duration +``` + +**Screenshots and Video** +```txt +[ERROR] Invalid or Unknown instruction: VMOVDQA 0x0 +[ERROR] Invalid or Unknown instruction: VMOVUPS 0x0 +[ERROR] Invalid or Unknown instruction: VMOVAPS 0x0 +Illegal instruction +``` + +**System information:** + - OS: Debian bullseye container + - CPU/SoC: [kunpeng920](https://www.hisilicon.com/en/products/Kunpeng/Huawei-Kunpeng/Huawei-Kunpeng-920) + - RootFS used: Self Created Debian bullseye Rootfs + - FEX version: (FEXGetConfig --version) [FEX-2305] + - Thunks Enabled: [No] + +**Additional context** + - Is this an x86 or x86-64 program: [x86-64] + - Does this reproduce on x86-64 host with FEX: [Untested] + - Does this reproduce on AArch64 with Radeon/Intel/Nvidia: [Untested and Unrelated] \ No newline at end of file |