Karmic diff for audiofile is in branch (linked at top of this report), attached is patch for normalize-audio for karmic ldd /usr/bin/normalize-audio linux-vdso.so.1 => (0x00007fffb5894000) libmad.so.0 => /usr/lib/libmad.so.0 (0x00007f5f8244c000) libaudiofile.so.0 => /usr/lib/libaudiofile.so.0 (0x00007f5f82224000) libm.so.6 => /lib/libm.so.6 (0x00007f5f81fa0000) libc.so.6 => /lib/libc.so.6 (0x00007f5f81c31000) /lib64/ld-linux-x86-64.so.2 (0x00007f5f8266c000) normalize-audio max_theme.wav Computing levels... *** glibc detected *** normalize-audio: double free or corruption (out): 0x0000000000df2c00 *** ======= Backtrace: ========= /lib/libc.so.6[0x7fc1c455fdd6] /lib/libc.so.6(cfree+0x6c)[0x7fc1c456474c] /usr/lib/libaudiofile.so.0[0x7fc1c4af5a7e] /usr/lib/libaudiofile.so.0[0x7fc1c4af5ac9] /usr/lib/libaudiofile.so.0[0x7fc1c4ae3736] /usr/lib/libaudiofile.so.0(afCloseFile+0x3d)[0x7fc1c4ae3b2d] normalize-audio[0x405106] normalize-audio[0x402ff4] normalize-audio[0x404556] /lib/libc.so.6(__libc_start_main+0xfd)[0x7fc1c4508abd] normalize-audio[0x402489] ======= Memory map: ======== 00400000-0040f000 r-xp 00000000 fc:03 414364 /usr/bin/normalize-audio 0060e000-0060f000 r--p 0000e000 fc:03 414364 /usr/bin/normalize-audio 0060f000-00610000 rw-p 0000f000 fc:03 414364 /usr/bin/normalize-audio 00de5000-00e06000 rw-p 00000000 00:00 0 [heap] 7fc1c0000000-7fc1c0021000 rw-p 00000000 00:00 0 7fc1c0021000-7fc1c4000000 ---p 00000000 00:00 0 7fc1c42d3000-7fc1c42e9000 r-xp 00000000 fc:01 5155 /lib/libgcc_s.so.1 7fc1c42e9000-7fc1c44e8000 ---p 00016000 fc:01 5155 /lib/libgcc_s.so.1 7fc1c44e8000-7fc1c44e9000 r--p 00015000 fc:01 5155 /lib/libgcc_s.so.1 7fc1c44e9000-7fc1c44ea000 rw-p 00016000 fc:01 5155 /lib/libgcc_s.so.1 7fc1c44ea000-7fc1c4650000 r-xp 00000000 fc:01 6737 /lib/libc-2.10.1.so 7fc1c4650000-7fc1c484f000 ---p 00166000 fc:01 6737 /lib/libc-2.10.1.so 7fc1c484f000-7fc1c4853000 r--p 00165000 fc:01 6737 /lib/libc-2.10.1.so 7fc1c4853000-7fc1c4854000 rw-p 00169000 fc:01 6737 /lib/libc-2.10.1.so 7fc1c4854000-7fc1c4859000 rw-p 00000000 00:00 0 7fc1c4859000-7fc1c48db000 r-xp 00000000 fc:01 7108 /lib/libm-2.10.1.so 7fc1c48db000-7fc1c4adb000 ---p 00082000 fc:01 7108 /lib/libm-2.10.1.so 7fc1c4adb000-7fc1c4adc000 r--p 00082000 fc:01 7108 /lib/libm-2.10.1.so 7fc1c4adc000-7fc1c4add000 rw-p 00083000 fc:01 7108 /lib/libm-2.10.1.so 7fc1c4add000-7fc1c4b02000 r-xp 00000000 fc:03 298071 /usr/lib/libaudiofile.so.0.0.2 7fc1c4b02000-7fc1c4d01000 ---p 00025000 fc:03 298071 /usr/lib/libaudiofile.so.0.0.2 7fc1c4d01000-7fc1c4d02000 r--p 00024000 fc:03 298071 /usr/lib/libaudiofile.so.0.0.2 7fc1c4d02000-7fc1c4d05000 rw-p 00025000 fc:03 298071 /usr/lib/libaudiofile.so.0.0.2 7fc1c4d05000-7fc1c4d23000 r-xp 00000000 fc:03 68268 /usr/lib/libmad.so.0.2.1 7fc1c4d23000-7fc1c4f23000 ---p 0001e000 fc:03 68268 /usr/lib/libmad.so.0.2.1 7fc1c4f23000-7fc1c4f24000 r--p 0001e000 fc:03 68268 /usr/lib/libmad.so.0.2.1 7fc1c4f24000-7fc1c4f25000 rw-p 0001f000 fc:03 68268 /usr/lib/libmad.so.0.2.1 7fc1c4f25000-7fc1c4f44000 r-xp 00000000 fc:01 6732 /lib/ld-2.10.1.so 7fc1c4ff5000-7fc1c5034000 r--p 00000000 fc:03 45642 /usr/lib/locale/en_ZA.utf8/LC_CTYPE 7fc1c5034000-7fc1c5121000 r--p 00000000 fc:03 7575 /usr/lib/locale/en_ZA.utf8/LC_COLLATE 7fc1c5121000-7fc1c5124000 rw-p 00000000 00:00 0 7fc1c512f000-7fc1c5130000 r--p 00000000 fc:03 8072 /usr/lib/locale/en_ZA.utf8/LC_NUMERIC 7fc1c5130000-7fc1c5131000 r--p 00000000 fc:03 7584 /usr/lib/locale/en_ZA.utf8/LC_TIME 7fc1c5131000-7fc1c5132000 r--p 00000000 fc:03 7585 /usr/lib/locale/en_ZA.utf8/LC_MONETARY 7fc1c5132000-7fc1c5133000 r--p 00000000 fc:03 7586 /usr/lib/locale/en_ZA.utf8/LC_MESSAGES/SYS_LC_MESSAGES 7fc1c5133000-7fc1c5134000 r--p 00000000 fc:03 8085 /usr/lib/locale/en_ZA.utf8/LC_PAPER 7fc1c5134000-7fc1c5135000 r--p 00000000 fc:03 8086 /usr/lib/locale/en_ZA.utf8/LC_NAME 7fc1c5135000-7fc1c5136000 r--p 00000000 fc:03 8089 /usr/lib/locale/en_ZA.utf8/LC_ADDRESS 7fc1c5136000-7fc1c5137000 r--p 00000000 fc:03 8090 /usr/lib/locale/en_ZA.utf8/LC_TELEPHONE 7fc1c5137000-7fc1c5138000 r--p 00000000 fc:03 8091 /usr/lib/locale/en_ZA.utf8/LC_MEASUREMENT 7fc1c5138000-7fc1c513f000 r--s 00000000 fc:03 48595 /usr/lib/gconv/gconv-modules.cache 7fc1c513f000-7fc1c5140000 r--p 00000000 fc:03 8092 /usr/lib/locale/en_ZA.utf8/LC_IDENTIFICATION 7fc1c5140000-7fc1c5143000 rw-p 00000000 00:00 0 7fc1c5143000-7fc1c5144000 r--p 0001e000 fc:01 6732 /lib/ld-2.10.1.so 7fc1c5144000-7fc1c5145000 rw-p 0001f000 fc:01 6732 /lib/ld-2.10.1.so 7fffd81b7000-7fffd81cc000 rw-p 00000000 00:00 0 [stack] 7fffd81ff000-7fffd8200000 r-xp 00000000 00:00 0 [vdso] ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall] Aborted after applying libaudio patch normalize-audio max_theme.wav Computing levels... max_theme.wav 100% done, ETA 00:00:00 (batch 100% done, ETA 00:00:00) Applying adjustment of -3.26dB to max_theme.wav... Segmentation fault 100% done, ETA 00:00:00 (batch 100% done, ETA 00:00:00) after applying normalize-audio patch normalize-audio max_theme.wav Computing levels... max_theme.wav 100% done, ETA 00:00:00 (batch 100% done, ETA 00:00:00) Applying adjustment of -3.26dB to max_theme.wav... max_theme.wav 100% done, ETA 00:00:00 (batch 100% done, ETA 00:00:00)