seg fault with -bc1 -fast

[pad92]

Hello,

Application crash from master ( 248f84c ) with kernel 5.9.1 and 5.4.72
( build from arch pkg : https://aur.archlinux.org/cgit/aur.git/tree/PKGBUILD?h=nvidia-texture-tools-git )

NVIDIA Texture Tools 2.1.2 - Copyright NVIDIA Corporation 2007

CUDA acceleration DISABLED

Got signal 11, faulty address is (nil), from 0x558071b40e20
Got signal 11, faulty address is (nil), from 0x558071b40e20
Got signal 11, faulty address is (nil), from 0x558071b40e20
Got signal 11, faulty address is (nil), from 0x558071b40e20

Dumping stacktrace:

Dumping stacktrace:

Dumping stacktrace:

Dumping stacktrace:
  In: [nvcompress] ''
  In: [nvcompress] ''
  In: [nvcompress] ''
  In: [nvcompress] 'icbc::compress_dxt1(icbc::Quality, float const*, float const*, float const*, bool, bool, void*)'
  In: [nvcompress] 'nv::CompressorDXT1::compressBlock(nv::Vector4*, float*, nvtt::CompressionOptions::Private const&, void*)'
  In: [nvcompress] 'FloatColorCompressorTask(void*, int)'
  In: [nvcompress] ''
  In: [nvcompress] 'nv::ThreadPool::workerFunc(void*)'
  In: [nvcompress] 'threadFunc'
  In: [/usr/lib/libpthread.so.0] ''

  In: [nvcompress] ''
  In: [nvcompress] ''
  In: [nvcompress] ''
  In: [nvcompress] 'icbc::compress_dxt1(icbc::Quality, float const*, float const*, float const*, bool, bool, void*)'
  In: [nvcompress] 'nv::CompressorDXT1::compressBlock(nv::Vector4*, float*, nvtt::CompressionOptions::Private const&, void*)'
  In: [nvcompress] 'FloatColorCompressorTask(void*, int)'
  In: [nvcompress] ''
  In: [nvcompress] 'nv::ThreadPool::workerFunc(void*)'
  In: [nvcompress] 'threadFunc'
  In: [/usr/lib/libpthread.so.0] ''

  In: [nvcompress] ''
  In: [nvcompress] ''
  In: [nvcompress] ''
  In: [nvcompress] 'icbc::compress_dxt1(icbc::Quality, float const*, float const*, float const*, bool, bool, void*)'
  In: [nvcompress] 'nv::CompressorDXT1::compressBlock(nv::Vector4*, float*, nvtt::CompressionOptions::Private const&, void*)'
  In: [nvcompress] 'FloatColorCompressorTask(void*, int)'
  In: [nvcompress] ''