Binary package hint: sun-java6-bin
On gutsy/amd64, all of the libraries in sun-java6-bin (6-03-0ubuntu2) suffer from the 1MiB alignment problem reported in Bug #24692.
$ find /usr/lib/jvm -name '*.so' -type f | while read file; do if objdump -x $file | grep -qs -e '2\*\*20'; then echo $file; fi; done
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libJdbcOdbc.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libattach.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libzip.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libcmm.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libsplashscreen.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libjsoundalsa.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libmlib_image.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libnpt.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libnio.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libioser12.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/server/libjvm.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libj2pkcs11.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libnative_chmod.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/librmi.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libsaproc.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/motif21/libmawt.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libj2pcsc.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/xawt/libmawt.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libnet.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libjava.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libhprof.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libfontmanager.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libjawt.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libj2gss.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libj3dcore-ogl.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libdt_socket.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libjsig.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libinstrument.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libjaas_unix.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/native_threads/libhpi.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libverify.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libjava_crw_demo.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libjpeg.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libdcpr.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libnative_chmod_g.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libjdwp.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libjsound.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libmanagement.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libunpack.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/jli/libjli.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/headless/libmawt.so
/usr/lib/jvm/java-6-sun-1.6.0.03/jre/lib/amd64/libawt.so
seen with 1.6.0.05 as well.