extern/whisper.cpp
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gguf: fix failure on version == 0 (llama/13956)

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Johannes Gäßler 2025-06-01 18:08:05 +02:00 committed by Georgi Gerganov
parent 20f913d119
commit 9589645e72
1 changed files with 9 additions and 6 deletions
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15
ggml/src/gguf.cpp
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@ -347,6 +347,11 @@ struct gguf_context * gguf_init_from_file_impl(FILE * file, struct gguf_init_par
int64_t n_tensors = 0; int64_t n_tensors = 0;
if (ok && gr.read(ctx->version)) { if (ok && gr.read(ctx->version)) {
if (ok && ctx->version == 0) {
GGML_LOG_ERROR("%s: bad GGUF version: %" PRIu32 "\n", __func__, ctx->version);
ok = false;
}
/* /*
* bit layout is different when reading non-native endian models. * bit layout is different when reading non-native endian models.
* assuming that the GGUF version is 3, the non-native endian model * assuming that the GGUF version is 3, the non-native endian model
@ -354,18 +359,16 @@ struct gguf_context * gguf_init_from_file_impl(FILE * file, struct gguf_init_par
* the last 4 hexadecimal digits to check if the model is the same * the last 4 hexadecimal digits to check if the model is the same
* endianness as the host system. * endianness as the host system.
*/ */
if ((ctx->version & 0x0000FFFF) == 0x00000000) { if (ok && (ctx->version & 0x0000FFFF) == 0x00000000) {
GGML_LOG_ERROR("%s: failed to load model: this GGUF file version %" PRIu32 " is extremely large, is there a mismatch between the host and model endianness?\n", __func__, ctx->version); GGML_LOG_ERROR("%s: failed to load model: this GGUF file version %" PRIu32 " is extremely large, is there a mismatch between the host and model endianness?\n", __func__, ctx->version);
gguf_free(ctx); ok = false;
return nullptr;
} }
GGML_ASSERT(ctx->version > 0 && ctx->version <= 65535); if (ok && ctx->version == 1) {
if (ctx->version == 1) {
GGML_LOG_ERROR("%s: GGUFv1 is no longer supported, please use a more up-to-date version\n", __func__); GGML_LOG_ERROR("%s: GGUFv1 is no longer supported, please use a more up-to-date version\n", __func__);
ok = false; ok = false;
} }
if (ctx->version > GGUF_VERSION) { if (ok && ctx->version > GGUF_VERSION) {
GGML_LOG_ERROR("%s: this GGUF file is version %" PRIu32 " but this software only supports up to version %d\n", GGML_LOG_ERROR("%s: this GGUF file is version %" PRIu32 " but this software only supports up to version %d\n",
__func__, ctx->version, GGUF_VERSION); __func__, ctx->version, GGUF_VERSION);
ok = false; ok = false;