MSAN: use-of-uninitialized-value in ISM4 rate switching with JBM
git sha: cb7555b50463a976a84944c5803d38a753f081ed Running ``` make clean make -j CLANG=1 ./IVAS_cod -ism 4 scripts/testv/stvISM1.csv scripts/testv/stvISM2.csv scripts/testv/stvISM3.csv scripts/testv/stvISM4.csv scripts/switchPaths/sw_24k4_512k.bin 48 scripts/testv/stv4ISM48n.wav bit networkSimulator_g192 dly_prof bit bit_jbm trcf_dump 2 0 ./IVAS_dec -VOIP BINAURAL_ROOM_IR 48 bit_jbm out.wav ``` Results in: ``` ==745662==WARNING: MemorySanitizer: use-of-uninitialized-value #0 0xb30f34 in limiter_process /local/knj/ivas-codec/lib_rend/ivas_limiter.c:265:18 #1 0xb305de in ivas_limiter_dec /local/knj/ivas-codec/lib_rend/ivas_limiter.c:207:5 #2 0x6bcad7 in ivas_jbm_dec_flush_renderer /local/knj/ivas-codec/lib_dec/ivas_jbm_dec.c:1795:13 #3 0x6597be in ivas_ism_bitrate_switching_dec /local/knj/ivas-codec/lib_dec/ivas_ism_dec.c:151:28 #4 0x656e3e in ivas_ism_dec_config /local/knj/ivas-codec/lib_dec/ivas_ism_dec.c:433:36 #5 0x62b7ec in ivas_dec_setup /local/knj/ivas-codec/lib_dec/ivas_init_dec.c:339:28 #6 0x4cf1fd in IVAS_DEC_Setup /local/knj/ivas-codec/lib_dec/lib_dec.c:1262:28 #7 0x4cd3a4 in IVAS_DEC_GetSamples /local/knj/ivas-codec/lib_dec/lib_dec.c:936:28 #8 0x4e072c in IVAS_DEC_VoIP_GetSamples /local/knj/ivas-codec/lib_dec/lib_dec.c:2685:28 #9 0x4b1170 in decodeVoIP /local/knj/ivas-codec/apps/decoder.c:3233:24 #10 0x4a4a5c in main /local/knj/ivas-codec/apps/decoder.c:829:17 #11 0x7f97c5614249 in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16 #12 0x7f97c5614304 in __libc_start_main csu/../csu/libc-start.c:360:3 #13 0x421530 in _start (/local/knj/ivas-codec/IVAS_dec+0x421530) SUMMARY: MemorySanitizer: use-of-uninitialized-value /local/knj/ivas-codec/lib_rend/ivas_limiter.c:265:18 in limiter_process ``` Happens in frame 101. Jbm profile file is here: [dly_prof](/uploads/6f27f368fd795abe552b0fee2fd0e07d/dly_prof) Cause is that the renderer is already set to the new value here (after a rate switch), causing a wrong update of the TC buffer subframe information. <!--- Below are labels that will be added but are not shown in description. This is a template to help fill them. Add further information to the first row and remove and add labels as necessary. -->
issue