Call tree
LLVMFuzzerTestOneInput /work/build/../../src/spice-usbredir/fuzzing/usbredirfilterfuzz.cc linenumber=-1
  fopen64  linenumber=41
  perror  linenumber=43
  abort  linenumber=44
  usbredirfilter_string_to_rules /work/build/../../src/spice-usbredir/usbredirparser/usbredirfilter.c linenumber=59
    strlen  linenumber=45
    strspn  linenumber=59
    strcspn  linenumber=64
    calloc  linenumber=67
    strdup  linenumber=72
    strtok_r  linenumber=80
    strtok_r  linenumber=84
    strtol  linenumber=86
    strtok_r  linenumber=89
    usbredirfilter_verify /work/build/../../src/spice-usbredir/usbredirparser/usbredirfilter.c linenumber=92
    strtok_r  linenumber=97
  usbredirfilter_verify /work/build/../../src/spice-usbredir/usbredirparser/usbredirfilter.c linenumber=71
  usbredirfilter_print /work/build/../../src/spice-usbredir/usbredirparser/usbredirfilter.c linenumber=72
    sprintf  linenumber=268
    strcpy  linenumber=270
    sprintf  linenumber=273
    strcpy  linenumber=275
    sprintf  linenumber=278
    strcpy  linenumber=280
    sprintf  linenumber=283
    strcpy  linenumber=289
    fprintf  linenumber=291
  usbredirfilter_rules_to_string /work/build/../../src/spice-usbredir/usbredirparser/usbredirfilter.c linenumber=77
    usbredirfilter_verify /work/build/../../src/spice-usbredir/usbredirparser/usbredirfilter.c linenumber=117
    strlen  linenumber=120
    sprintf  linenumber=132
    sprintf  linenumber=134
    sprintf  linenumber=137
    sprintf  linenumber=139
    sprintf  linenumber=142
    sprintf  linenumber=144
    sprintf  linenumber=147
    sprintf  linenumber=149
    sprintf  linenumber=151
    sprintf  linenumber=153
  usbredirfilter_check /work/build/../../src/spice-usbredir/usbredirparser/usbredirfilter.c linenumber=94
    usbredirfilter_verify /work/build/../../src/spice-usbredir/usbredirparser/usbredirfilter.c linenumber=195
    usbredirfilter_check1 /work/build/../../src/spice-usbredir/usbredirparser/usbredirfilter.c linenumber=200
    usbredirfilter_check1 /work/build/../../src/spice-usbredir/usbredirparser/usbredirfilter.c linenumber=215
    usbredirfilter_check /work/build/../../src/spice-usbredir/usbredirparser/usbredirfilter.c linenumber=227
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