Started my firefox with gdb, did plugin update with it's automatically update checking. The "Segmentation fault" was happened when auto-restarting firefox after plugin update. (It always happens, never mind.) And then I choose to load my 250 tabs back to me, which are exist last time firefox crashs. After few minutes, it hangs and not responding anymore. matthew@Priapus:~/bug-report$ FoxyProxy settingsDir = /home/matthew/.mozilla/firefox/hpelwq2p.default Segmentation fault FoxyProxy settingsDir = /home/matthew/.mozilla/firefox/hpelwq2p.default *** glibc detected *** /usr/lib/firefox-3.0.8/firefox: double free or corruption (out): 0xadb436f8 *** ======= Backtrace: ========= /lib/tls/i686/cmov/libc.so.6[0xb7e0b454] /lib/tls/i686/cmov/libc.so.6(cfree+0x96)[0xb7e0d4b6] /usr/lib/xulrunner-1.9.0.8/libmozjs.so[0xb7d79fb3] /usr/lib/xulrunner-1.9.0.8/libmozjs.so[0xb7d3900f] /usr/lib/xulrunner-1.9.0.8/libmozjs.so(JS_GC+0x45)[0xb7d1563c] /usr/lib/xulrunner-1.9.0.8/libxul.so[0xb7254140] /usr/lib/xulrunner-1.9.0.8/libxul.so[0xb7a0a02e] /usr/lib/xulrunner-1.9.0.8/libxul.so[0xb7a0a16d] /usr/lib/xulrunner-1.9.0.8/libxul.so[0xb7603e5a] /usr/lib/xulrunner-1.9.0.8/libxul.so[0xb7604112] /usr/lib/xulrunner-1.9.0.8/libxul.so[0xb7a01162] /usr/lib/xulrunner-1.9.0.8/libxul.so[0xb7a011d7] /usr/lib/xulrunner-1.9.0.8/libxul.so[0xb79fec8c] /usr/lib/xulrunner-1.9.0.8/libxul.so[0xb79cf5b0] /usr/lib/xulrunner-1.9.0.8/libxul.so[0xb7952578] /usr/lib/xulrunner-1.9.0.8/libxul.so[0xb77e7a28] /usr/lib/xulrunner-1.9.0.8/libxul.so(XRE_main+0x1d5c)[0xb7248cf8] /usr/lib/firefox-3.0.8/firefox[0x80491ab] /lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe5)[0xb7db2685] /usr/lib/firefox-3.0.8/firefox[0x8048d11] ======= Memory map: ======== 08048000-0804f000 r-xp 00000000 08:01 593142 /usr/lib/firefox-3.0.8/firefox 0804f000-08050000 r--p 00006000 08:01 593142 /usr/lib/firefox-3.0.8/firefox 08050000-08051000 rw-p 00007000 08:01 593142 /usr/lib/firefox-3.0.8/firefox 098f4000-11a7b000 rw-p 098f4000 00:00 0 [heap] a1800000-a18fe000 rw-p a1800000 00:00 0 a18fe000-a1900000 ---p a18fe000 00:00 0 a2d98000-a2d99000 ---p a2d98000 00:00 0 a2d99000-a3599000 rwxp a2d99000 00:00 0 a3599000-a359a000 ---p a3599000 00:00 0 a359a000-a3d9a000 rwxp a359a000 00:00 0 a3e00000-a3efa000 rw-p a3e00000 00:00 0 a3efa000-a3f00000 ---p a3efa000 00:00 0 a3fff000-a4000000 ---p a3fff000 00:00 0 a4000000-a4800000 rwxp a4000000 00:00 0 a4800000-a4a00000 rw-p a4800000 00:00 0 a4a00000-a4b00000 rw-p a4a00000 00:00 0 a4c00000-a4d00000 rw-p a4c00000 00:00 0 a4e00000-a4ef9000 rw-p a4e00000 00:00 0 a4ef9000-a4f00000 ---p a4ef9000 00:00 0 a4f00000-a4fc5000 rw-p a4f00000 00:00 0 a4fc5000-a5000000 ---p a4fc5000 00:00 0 a5000000-a50c1000 rw-p a5000000 00:00 0 a50c1000-a5100000 ---p a50c1000 00:00 0 a5847000-a5fb1000 r--p 00000000 08:01 40717 /usr/share/fonts/truetype/kochi/kochi-gothic-subst.ttf a5fb1000-a6a00000 r--p 00000000 08:01 103616 /usr/share/fonts/truetype/wqy/wqy-zenhei.ttf a6a00000-a6ac6000 rw-p a6a00000 00:00 0 a6ac6000-a6b00000 ---p a6ac6000 00:00 0 a6c00000-a6cfb000 rw-p a6c00000 00:00 0 a6cfb000-a6d00000 ---p a6cfb000 00:00 0 a6d00000-a6dff000 rw-p a6d00000 00:00 0 a6dff000-a6e00000 ---p a6dff000 00:00 0 a6e00000-a6eff000 rw-p a6e00000 00:00 0 a6eff000-a6f00000 ---p a6eff000 00:00 0 a6f00000-a7000000 rw-p a6f00000 00:00 0 a7000000-a70ff000 rw-p a7000000 00:00 0 a70ff000-a7100000 ---p a70ff000 00:00 0 a7100000-a7200000 rw-p a7100000 00:00 0 a7200000-a7400000 rw-p a7200000 00:00 0 a7400000-a7500000 rw-p a7400000 00:00 0 a7562000-a7563000 ---p a7562000 00:00 0 a7563000-a7d63000 rwxp a7563000 00:00 0 a7d63000-a7d64000 ---p a7d63000 00:00 0 a7d64000-a8564000 rwxp a7d64000 00:00 0 a8600000-a86fe000 rw-p a8600000 00:00 0 a86fe000-a8700000 ---p a86fe000 00:00 0 a8700000-a87fb000 rw-p a8700000 00:00 0 a87fb000-a8800000 ---p a87fb000 00:00 0 a8800000-a88f7000 rw-p a8800000 00:00 0 a88f7000-a8900000 ---p a88f7000 00:00 0 a8900000-a89f9000 rw-p a8900000 00:00 0 a89f9000-a8a00000 ---p a89f9000 00:00 0 a8a00000-a8af7000 rw-p a8a00000 00:00 0 a8af7000-a8b00000 ---p a8af7000 00:00 0 a8b00000-a8bff000 rw-p a8b00000 00:00 0 a8bff000-a8c00000 ---p a8bff000 00:00 0 a8c00000-a8cea000 rw-p a8c00000 00:00 0 a8cea000-a8d00000 ---p a8cea000 00:00 0 a8d65000-a8d99000 r-xp 00000000 08:01 609196 /usr/lib/nss/libsoftokn3.so a8d99000-a8d9a000 r--p 00034000 08:01 609196 /usr/lib/nss/libsoftokn3.so a8d9a000-a8d9b000 rw-p 00035000 08:01 609196 /usr/lib/nss/libsoftokn3.so a8d9b000-a8d9c000 ---p a8d9b000 00:00 0 a8d9c000-a959c000 rwxp a8d9c000 00:00 0 a959c000-a959d000 ---p a959c000 00:00 0 a959d000-a9d9d000 rwxp a959d000 00:00 0 a9d9d000-aad9d000 rw-p a9d9d000 00:00 0 aad9d000-ab70a000 r-xp 00000000 08:01 86833 /usr/lib/flashplugin-nonfree/libflashplayer.so ab70a000-ab73d000 rw-p 0096c000 08:01 86833 /usr/lib/flashplugin-nonfree/libflashplayer.so ab73d000-ab828000 rw-p ab73d000 00:00 0 ab828000-ab829000 r-xp 00000000 08:01 329742 /usr/lib/xulrunner-addons/plugins/librhythmbox-itms-detection-plugin.so ab829000-ab82a000 r--p 00000000 08:01 329742 /usr/lib/xulrunner-addons/plugins/librhythmbox-itms-detection-plugin.so ab82a000-ab82b000 rw-p 00001000 08:01 329742 /usr/lib/xulrunner-addons/plugins/librhythmbox-itms-detection-plugin.so ab87e000-aba00000 rw-p ab87e000 00:00 0 aba00000-abaf1000 rw-p aba00000 00:00 0 abaf1000-abb00000 ---p abaf1000 00:00 0 abc00000-abcf1000 rw-p abc00000 00:00 0 abcf1000-abd00000 ---p abcf1000 00:00 0 abd7e000-abf7f000 rw-p abd7e000 00:00 0 abfb4000-ac0e7000 r-xp 00000000 08:01 634740 /usr/lib/i686/cmov/libcrypto.so.0.9.8 ac0e7000-ac0ef000 r--p 00132000 08:01 634740 /usr/lib/i686/cmov/libcrypto.so.0.9.8 ac0ef000-ac0fc000 rw-p 0013a000 08:01 634740 /usr/lib/i686/cmov/libcrypto.so.0.9.8 ac0fc000-ac100000 rw-p ac0fc000 00:00 0 ac100000-ac2fb000 rw-p ac100000 00:00 0 ac2fb000-ac300000 ---p ac2fb000 00:00 0 ac300000-ac3fe000 rw-p ac300000 00:00 0 ac3fe000-ac400000 ---p ac3fe000 00:00 0 ac400000-ac500000 rw-p ac400000 00:00 0 ac500000-ac700000 rw-p ac500000 00:00 0 ac700000-ac800000 rw-p ac700000 00:00 0 ac82d000-ac82e000 ---p ac82d000 00:00 0 ac82e000-ad02e000 rwxp ac82e000 00:00 0 ad100000-ad2fe000 rw-p ad100000 00:00 0 ad2fe000-ad300000 ---p ad2fe000 00:00 0 ad300000-ad3f3000 rw-p ad300000 00:00 0 ad3f3000-ad400000 ---p ad3f3000 00:00 0 ad43f000-ad500000 rw-p ad43f000 00:00 0 ad500000-ad6ff000 rw-p ad500000 00:00 0 ad6ff000-ad700000 ---p ad6ff000 00:00 0 ad700000-ad900000 rw-p ad700000 00:00 0 ad900000-ad9ff000 rw-p ad900000 00:00 0 ad9ff000-ada00000 ---p ad9ff000 00:00 0 ada00000-adaff000 rw-p ada00000 00:00 0 adaff000-adb00000 ---p adaff000 00:00 0 adb00000-adcfe000 rw-p adb00000 00:00 0 adcfe000-add00000 ---p adcfe000 00:00 0 add00000-addff000 rw-p add00000 00:00 0 addff000-ade00000 ---p addff000 00:00 0 ade00000-adf00000 rw-p ade00000 00:00 0 adf00000-ae100000 rw-p adf00000 00:00 0 ae100000-ae2f8000 rw-p ae100000 00:00 0 ae2f8000-ae300000 ---p ae2f8000 00:00 0 ae300000-ae4fe000 rw-p ae300000 00:00 0 ae4fe000-ae500000 ---p ae4fe000 00:00 0 ae500000-ae6fe000 rw-p ae500000 00:00 0 ae6fe000-ae700000 ---p ae6fe000 00:00 0 ae700000-ae8f5000 rw-p ae700000 00:00 0 ae8f5000-ae900000 ---p ae8f5000 00:00 0 ae900000-aead7000 rw-p ae900000 00:00 0 aead7000-aeb00000 ---p aead7000 00:00 0 aeb00000-aed00000 rw-p aeb00000 00:00 0 aed00000-aef00000 rw-p aed00000 00:00 0 aef00000-af100000 rw-p aef00000 00:00 0 af100000-af2fe000 rw-p af100000 00:00 0 af2fe000-af300000 ---p af2fe000 00:00 0 af300000-af3ff000 rw-p af300000 00:00 0 af3ff000-af400000 ---p af3ff000 00:00 0 af400000-af500000 rw-p af400000 00:00 0 af500000-af700000 rw-p af500000 00:00 0 af700000-af800000 rw-p af700000 00:00 0 af833000-af834000 ---p af833000 00:00 0 af834000-b0034000 rwxp af834000 00:00 0 b0034000-b0035000 ---p b0034000 00:00 0 b0035000-b0835000 rwxp b0035000 00:00 0 b0835000-b0fff000 r--p 00000000 08:01 508742 /usr/share/icons/hicolor/icon-theme.cache b107f000-b10c9000 rw-p b107f000 00:00 0 b1100000-b11fd000 rw-p b1100000 00:00 0 b11fd000-b1200000 ---p b11fd000 00:00 0 b1200000-b1300000 rw-p b1200000 00:00 0 b1300000-b1400000 rw-p b1300000 00:00 0 b144f000-b1494000 r-xp 00000000 08:01 609198 /usr/lib/nss/libnssckbi.so b1494000-b149b000 r--p 00045000 08:01 609198 /usr/lib/nss/libnssckbi.so b149b000-b149f000 rw-p 0004c000 08:01 609198 /usr/lib/nss/libnssckbi.so b149f000-b14e3000 r-xp 00000000 08:01 609195 /usr/lib/nss/libfreebl3.so b14e3000-b14e4000 r--p 00043000 08:01 609195 /usr/lib/nss/libfreebl3.so b14e4000-b14e5000 rw-p 00044000 08:01 609195 /usr/lib/nss/libfreebl3.so b14e5000-b1507000 r-xp 00000000 08:01 609197 /usr/lib/nss/libnssdbm3.so b15 [1]+ Exit 139 firefox -g --sync matthew@Priapus:~/bug-report$ lsb_release -a LSB Version: core-2.0-ia32:core-2.0-noarch:core-3.0-ia32:core-3.0-noarch:core-3.1-ia32:core-3.1-noarch:core-3.2-ia32:core-3.2-noarch:cxx-3.0-ia32:cxx-3.0-noarch:cxx-3.1-ia32:cxx-3.1-noarch:cxx-3.2-ia32:cxx-3.2-noarch:desktop-3.1-ia32:desktop-3.1-noarch:desktop-3.2-ia32:desktop-3.2-noarch:graphics-2.0-ia32:graphics-2.0-noarch:graphics-3.0-ia32:graphics-3.0-noarch:graphics-3.1-ia32:graphics-3.1-noarch:graphics-3.2-ia32:graphics-3.2-noarch:languages-3.2-ia32:languages-3.2-noarch:multimedia-3.2-ia32:multimedia-3.2-noarch:printing-3.2-ia32:printing-3.2-noarch:qt4-3.1-ia32:qt4-3.1-noarch Distributor ID: Ubuntu Description: Ubuntu 8.10 Release: 8.10 Codename: intrepid matthew@Priapus:~/bug-report$ LANG=C apt-cache policy firefox firefox: Installed: 3.0.8+nobinonly-0ubuntu0.8.10.2 Candidate: 3.0.8+nobinonly-0ubuntu0.8.10.2 Version table: *** 3.0.8+nobinonly-0ubuntu0.8.10.2 0 500 http://ftp.twaren.net intrepid-updates/main Packages 500 http://security.ubuntu.com intrepid-security/main Packages 100 /var/lib/dpkg/status 3.0.3+nobinonly-0ubuntu2 0 500 http://ftp.twaren.net intrepid/main Packages matthew@Priapus:~/bug-report$ uname -a Linux Priapus 2.6.27-14-server #1 SMP Fri Mar 13 18:45:51 UTC 2009 i686 GNU/Linux