[libvirt] Libvirt java binding crash Tomcat

[Hubert Zhang]

Running on linux and libvirt 0.9.11. Using libvirt java 0.4.7.  Notice that the Tomcat server crashes and shows the dump like this:

*** glibc detected *** jsvc.exec: double free or corruption (out): 0x086f14a8 ***
======= Backtrace: =========
/lib/libc.so.6[0xc03745]
/lib/libc.so.6(cfree+0x59)[0xc03b89]
/tmp/jna/jna486823639517928939.tmp(Java_com_sun_jna_Native_free+0x1d)[0x430c4c]
[0xb46de240]
[0xb46d218d]
[0xb46d218d]
[0xb46d218d]
[0xb46cf3e6]
/usr/lib/jvm/sun-java-6u24/jre/lib/i386/server/libjvm.so[0x13bdb21]
/usr/lib/jvm/sun-java-6u24/jre/lib/i386/server/libjvm.so[0x15b3478]
/usr/lib/jvm/sun-java-6u24/jre/lib/i386/server/libjvm.so[0x13bd94f]
/usr/lib/jvm/sun-java-6u24/jre/lib/i386/server/libjvm.so[0x13f0ef7]
/usr/lib/jvm/sun-java-6u24/jre/lib/i386/server/libjvm.so[0x13d4aee]
/usr/lib/jvm/sun-java-6u24/jre/lib/i386/libjava.so(Java_java_lang_ref_Finalizer_invokeFinalizeMethod+0x6e)[0x11cb3e]
[0xb46de240]
[0xb46d218d]
[0xb46d218d]
[0xb46d218d]
[0xb46cf3e6]
/usr/lib/jvm/sun-java-6u24/jre/lib/i386/server/libjvm.so[0x13bdb21]
/usr/lib/jvm/sun-java-6u24/jre/lib/i386/server/libjvm.so[0x15b3478]
/usr/lib/jvm/sun-java-6u24/jre/lib/i386/server/libjvm.so[0x13bd395]
/usr/lib/jvm/sun-java-6u24/jre/lib/i386/server/libjvm.so[0x13bd458]
/usr/lib/jvm/sun-java-6u24/jre/lib/i386/server/libjvm.so[0x143fbe7]
/usr/lib/jvm/sun-java-6u24/jre/lib/i386/server/libjvm.so[0x16b404f]
/usr/lib/jvm/sun-java-6u24/jre/lib/i386/server/libjvm.so[0x15b4a6e]
/lib/libpthread.so.0[0x8fa842]
/lib/libc.so.6(clone+0x5e)[0xc6c4ce]

======= Memory map: ========
00110000-00133000 r-xp 00000000 08:01 106948     /usr/lib/jvm/sun-java-6u24/jre/lib/i386/libjava.so
00133000-00135000 rw-p 00023000 08:01 106948     /usr/lib/jvm/sun-java-6u24/jre/lib/i386/libjava.so
00135000-00148000 r-xp 00000000 08:01 74629      /lib/libnsl-2.5.so
00148000-00149000 r--p 00012000 08:01 74629      /lib/libnsl-2.5.so
00149000-0014a000 rw-p 00013000 08:01 74629      /lib/libnsl-2.5.so
0014a000-0014c000 rw-p 00000000 00:00 0
0014c000-0014f000 ---p 00000000 00:00 0
0014f000-0019d000 rwxp 00000000 00:00 0
0019d000-001d7000 r-xp 00000000 08:01 106944     /usr/lib/jvm/sun-java-6u24/jre/lib/i386/libjdwp.so
001d7000-001d8000 rw-p 00039000 08:01 106944     /usr/lib/jvm/sun-java-6u24/jre/lib/i386/libjdwp.so
001d8000-001d9000 ---p 00000000 00:00 0
001d9000-00259000 rwxp 00000000 00:00 0
00259000-0026d000 r-xp 00000000 08:01 106885     /usr/lib/jvm/sun-java-6u24/jre/lib/i386/libnet.so
0026d000-0026e000 rw-p 00013000 08:01 106885     /usr/lib/jvm/sun-java-6u24/jre/lib/i386/libnet.so
0026e000-00273000 r-xp 00000000 08:01 106769     /usr/lib/jvm/sun-java-6u24/jre/lib/i386/headless/libmawt.so
00273000-00274000 rw-p 00004000 08:01 106769     /usr/lib/jvm/sun-java-6u24/jre/lib/i386/headless/libmawt.so
00276000-00290000 r-xp 00000000 08:01 74651      /lib/ld-2.5.so
00290000-00291000 r--p 00019000 08:01 74651      /lib/ld-2.5.so
00291000-00292000 rw-p 0001a000 08:01 74651      /lib/ld-2.5.so
00292000-00295000 ---p 00000000 00:00 0
00295000-002e3000 rwxp 00000000 00:00 0
002e3000-002e8000 r-xp 00000000 08:01 212038     /usr/lib/libwsman_curl_client_transport.so.1.0.0
002e8000-002e9000 rw-p 00004000 08:01 212038     /usr/lib/libwsman_curl_client_transport.so.1.0.0

......................................



 Sometimes I see "invalid pointer" as well. It seems a bug to the libvirt java API. Has anyone seen this error before? Thanks.
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