With the debug package for brasero:
$ nautilus Initializing nautilus-share extension *** glibc detected *** nautilus: double free or corruption (fasttop): 0x08a32d28 *** ======= Backtrace: ========= /lib/tls/i686/cmov/libc.so.6[0xb73c1604] /lib/tls/i686/cmov/libc.so.6(cfree+0x96)[0xb73c35b6] /usr/lib/libglib-2.0.so.0(g_free+0x36)[0xb78520c6] /usr/lib/libbrasero-media.so.0[0xb5508e88] /usr/lib/libbrasero-media.so.0[0xb55092be] /usr/lib/libglib-2.0.so.0[0xb787497f] /lib/tls/i686/cmov/libpthread.so.0[0xb74bc4ff] /lib/tls/i686/cmov/libc.so.6(clone+0x5e)[0xb743649e] ======= Memory map: ======== 08048000-081d7000 r-xp 00000000 08:01 229170 /usr/bin/nautilus 081d8000-081da000 r--p 0018f000 08:01 229170 /usr/bin/nautilus 081da000-081dd000 rw-p 00191000 08:01 229170 /usr/bin/nautilus 081dd000-081de000 rw-p 081dd000 00:00 0 08850000-08aa4000 rw-p 08850000 00:00 0 [heap] b4800000-b4821000 rw-p b4800000 00:00 0 b4821000-b4900000 ---p b4821000 00:00 0 b4977000-b4978000 ---p b4977000 00:00 0 b4978000-b5178000 rw-p b4978000 00:00 0 b5178000-b54f7000 r--p 00000000 08:01 425170 /usr/share/icons/hicolor/icon-theme.cache b54f7000-b5515000 r-xp 00000000 08:01 228962 /usr/lib/libbrasero-media.so.0.1.1 b5515000-b5516000 r--p 0001e000 08:01 228962 /usr/lib/libbrasero-media.so.0.1.1 b5516000-b5517000 rw-p 0001f000 08:01 228962 /usr/lib/libbrasero-media.so.0.1.1 b5526000-b553b000 r-xp 00000000 08:01 230733 /usr/lib/libevdocument.so.1.0.0 b553b000-b553c000 r--p 00015000 08:01 230733 /usr/lib/libevdocument.so.1.0.0 b553c000-b553d000 rw-p 00016000 08:01 230733 /usr/lib/libevdocument.so.1.0.0 b5545000-b554a000 r-xp 00000000 08:01 279762 /usr/lib/nautilus/extensions-2.0/libnautilus-brasero-extension.so b554a000-b554b000 r--p 00004000 08:01 279762 /usr/lib/nautilus/extensions-2.0/libnautilus-brasero-extension.so b554b000-b554c000 rw-p 00005000 08:01 279762 /usr/lib/nautilus/extensions-2.0/libnautilus-brasero-extension.so b554c000-b554e000 r-xp 00000000 08:01 392519 /lib/libkeyutils-1.2.so b554e000-b554f000 r--p 00001000 08:01 392519 /lib/libkeyutils-1.2.so b554f000-b5550000 rw-p 00002000 08:01 392519 /lib/libkeyutils-1.2.so b5550000-b5557000 r-xp 00000000 08:01 231116 /usr/lib/libkrb5support.so.0.1 b5557000-b5558000 r--p 00006000 08:01 231116 /usr/lib/libkrb5support.so.0.1 b5558000-b5559000 rw-p 00007000 08:01 231116 /usr/lib/libkrb5support.so.0.1 b5559000-b5582000 r-xp 00000000 08:01 230963 /usr/lib/libgssapi_krb5.so.2.2 b5582000-b5583000 r--p 00028000 08:01 230963 /usr/lib/libgssapi_krb5.so.2.2 b5583000-b5584000 rw-p 00029000 08:01 230963 /usr/lib/libgssapi_krb5.so.2.2 b5584000-b5586000 r-xp 00000000 08:01 392496 /lib/libcom_err.so.2.1 b5586000-b5587000 r--p 00001000 08:01 392496 /lib/libcom_err.so.2.1 b5587000-b5588000 rw-p 00002000 08:01 392496 /lib/libcom_err.so.2.1 b5588000-b55aa000 r-xp 00000000 08:01 231108 /usr/lib/libk5crypto.so.3.1 b55aa000-b55ab000 r--p 00022000 08:01 231108 /usr/lib/libk5crypto.so.3.1 b55ab000-b55ac000 rw-p 00023000 08:01 231108 /usr/lib/libk5crypto.so.3.1 b55ac000-b563b000 r-xp 00000000 08:01 231114 /usr/lib/libkrb5.so.3.3 b563b000-b563d000 r--p 0008e000 08:01 231114 /usr/lib/libkrb5.so.3.3 b563d000-b563e000 rw-p 00090000 08:01 231114 /usr/lib/libkrb5.so.3.3 b563e000-b5670000 r-xp 00000000 08:01 231202 /usr/lib/libnspr4.so b5670000-b5671000 r--p 00031000 08:01 231202 /usr/lib/libnspr4.so b5671000-b5672000 rw-p 00032000 08:01 231202 /usr/lib/libnspr4.so b5672000-b5674000 rw-p b5672000 00:00 0 b5674000-b5677000 r-xp 00000000 08:01 231267 /usr/lib/libplc4.so b5677000-b5678000 r--p 00002000 08:01 231267 /usr/lib/libplc4.so b5678000-b5679000 rw-p 00003000 08:01 231267 /usr/lib/libplc4.so b5679000-b567b000 r-xp 00000000 08:01 231269 /usr/lib/libplds4.so b567b000-b567c000 r--p 00001000 08:01 231269 /usr/lib/libplds4.so b567c000-b567d000 rw-p 00002000 08:01 231269 /usr/lib/libplds4.so b567d000-b56aa000 r-xp 00000000 08:01 231393 /usr/lib/libssl3.so b56aa000-b56ac000 r--p 0002c0Aborted (core dumped)
With the debug package for brasero:
$ nautilus i686/cmov/ libc.so. 6[0xb73c1604] i686/cmov/ libc.so. 6(cfree+ 0x96)[0xb73c35b 6] libglib- 2.0.so. 0(g_free+ 0x36)[0xb78520c 6] libbrasero- media.so. 0[0xb5508e88] libbrasero- media.so. 0[0xb55092be] libglib- 2.0.so. 0[0xb787497f] i686/cmov/ libpthread. so.0[0xb74bc4ff ] i686/cmov/ libc.so. 6(clone+ 0x5e)[0xb743649 e] icons/hicolor/ icon-theme. cache libbrasero- media.so. 0.1.1 libbrasero- media.so. 0.1.1 libbrasero- media.so. 0.1.1 libevdocument. so.1.0. 0 libevdocument. so.1.0. 0 libevdocument. so.1.0. 0 nautilus/ extensions- 2.0/libnautilus -brasero- extension. so nautilus/ extensions- 2.0/libnautilus -brasero- extension. so nautilus/ extensions- 2.0/libnautilus -brasero- extension. so s-1.2.so s-1.2.so s-1.2.so libkrb5support. so.0.1 libkrb5support. so.0.1 libkrb5support. so.0.1 libgssapi_ krb5.so. 2.2 libgssapi_ krb5.so. 2.2 libgssapi_ krb5.so. 2.2 err.so. 2.1 err.so. 2.1 err.so. 2.1 libk5crypto. so.3.1 libk5crypto. so.3.1 libk5crypto. so.3.1 libkrb5. so.3.3 libkrb5. so.3.3 libkrb5. so.3.3 libnspr4. so libnspr4. so libnspr4. so libplds4. so libplds4. so libplds4. so
Initializing nautilus-share extension
*** glibc detected *** nautilus: double free or corruption (fasttop): 0x08a32d28 ***
======= Backtrace: =========
/lib/tls/
/lib/tls/
/usr/lib/
/usr/lib/
/usr/lib/
/usr/lib/
/lib/tls/
/lib/tls/
======= Memory map: ========
08048000-081d7000 r-xp 00000000 08:01 229170 /usr/bin/nautilus
081d8000-081da000 r--p 0018f000 08:01 229170 /usr/bin/nautilus
081da000-081dd000 rw-p 00191000 08:01 229170 /usr/bin/nautilus
081dd000-081de000 rw-p 081dd000 00:00 0
08850000-08aa4000 rw-p 08850000 00:00 0 [heap]
b4800000-b4821000 rw-p b4800000 00:00 0
b4821000-b4900000 ---p b4821000 00:00 0
b4977000-b4978000 ---p b4977000 00:00 0
b4978000-b5178000 rw-p b4978000 00:00 0
b5178000-b54f7000 r--p 00000000 08:01 425170 /usr/share/
b54f7000-b5515000 r-xp 00000000 08:01 228962 /usr/lib/
b5515000-b5516000 r--p 0001e000 08:01 228962 /usr/lib/
b5516000-b5517000 rw-p 0001f000 08:01 228962 /usr/lib/
b5526000-b553b000 r-xp 00000000 08:01 230733 /usr/lib/
b553b000-b553c000 r--p 00015000 08:01 230733 /usr/lib/
b553c000-b553d000 rw-p 00016000 08:01 230733 /usr/lib/
b5545000-b554a000 r-xp 00000000 08:01 279762 /usr/lib/
b554a000-b554b000 r--p 00004000 08:01 279762 /usr/lib/
b554b000-b554c000 rw-p 00005000 08:01 279762 /usr/lib/
b554c000-b554e000 r-xp 00000000 08:01 392519 /lib/libkeyutil
b554e000-b554f000 r--p 00001000 08:01 392519 /lib/libkeyutil
b554f000-b5550000 rw-p 00002000 08:01 392519 /lib/libkeyutil
b5550000-b5557000 r-xp 00000000 08:01 231116 /usr/lib/
b5557000-b5558000 r--p 00006000 08:01 231116 /usr/lib/
b5558000-b5559000 rw-p 00007000 08:01 231116 /usr/lib/
b5559000-b5582000 r-xp 00000000 08:01 230963 /usr/lib/
b5582000-b5583000 r--p 00028000 08:01 230963 /usr/lib/
b5583000-b5584000 rw-p 00029000 08:01 230963 /usr/lib/
b5584000-b5586000 r-xp 00000000 08:01 392496 /lib/libcom_
b5586000-b5587000 r--p 00001000 08:01 392496 /lib/libcom_
b5587000-b5588000 rw-p 00002000 08:01 392496 /lib/libcom_
b5588000-b55aa000 r-xp 00000000 08:01 231108 /usr/lib/
b55aa000-b55ab000 r--p 00022000 08:01 231108 /usr/lib/
b55ab000-b55ac000 rw-p 00023000 08:01 231108 /usr/lib/
b55ac000-b563b000 r-xp 00000000 08:01 231114 /usr/lib/
b563b000-b563d000 r--p 0008e000 08:01 231114 /usr/lib/
b563d000-b563e000 rw-p 00090000 08:01 231114 /usr/lib/
b563e000-b5670000 r-xp 00000000 08:01 231202 /usr/lib/
b5670000-b5671000 r--p 00031000 08:01 231202 /usr/lib/
b5671000-b5672000 rw-p 00032000 08:01 231202 /usr/lib/
b5672000-b5674000 rw-p b5672000 00:00 0
b5674000-b5677000 r-xp 00000000 08:01 231267 /usr/lib/libplc4.so
b5677000-b5678000 r--p 00002000 08:01 231267 /usr/lib/libplc4.so
b5678000-b5679000 rw-p 00003000 08:01 231267 /usr/lib/libplc4.so
b5679000-b567b000 r-xp 00000000 08:01 231269 /usr/lib/
b567b000-b567c000 r--p 00001000 08:01 231269 /usr/lib/
b567c000-b567d000 rw-p 00002000 08:01 231269 /usr/lib/
b567d000-b56aa000 r-xp 00000000 08:01 231393 /usr/lib/libssl3.so
b56aa000-b56ac000 r--p 0002c0Aborted (core dumped)