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USAN: applying non-zero offset to null pointer in OSBA decoding to BINAURAL

Basic info

Bug description

Clang usan sanitizer test in pipeline found an error:

lib_dec/ivas_sba_dec.c:832:32: runtime error: applying non-zero offset 640 to null pointer
SUMMARY: UndefinedBehaviorSanitizer: nullptr-with-nonzero-offset lib_dec/ivas_sba_dec.c:832:32 in

Link to test pipeline: https://forge.3gpp.org/rep/ivas-codec-pc/ivas-codec/-/jobs/224449

Ways to reproduce

Using the scripts:

dly_profile.dat

python3 scripts/IvasBuildAndRunChecks.py --checks CLANG3 -m OSBA_ISM1_PlanarFOA_ball_swb_rs -p /path/to/my/local/ci_linux_ltv_local.json --usan_supp_file scripts/ubsan.supp

or directly:

make clean
make -j CLANG=3
./IVAS_cod -ism_sba 1 -1 NULL -max_band fb scripts/switchPaths/sw_13k2_512k.bin 32 ltv32_OSBA_1ISM_FOA.wav bit
networkSimulator_g192 dly_profile.dat bit bit_err trace_dump 1
./IVAS_dec -VOIP BINAURAL 32 bit_err out.wav
Edited by Jan Kiene