JRE 6 Update 20 JVM was reported repeatedly to have received SIGSEGV
in libfontmanager.so Java_sun_font_FileFont_freeScaler

hs_err_pid10462.log:# C [libfontmanager.so+0x4550d] Java_sun_font_FileFont_freeScaler+0x6d
hs_err_pid13410.log:# C [libc.so.6+0x287e6] _setjmp+0x6
hs_err_pid23137.log:# C [libc.so.6+0x287e6] _setjmp+0x6
hs_err_pid2556.log:# C [libc.so.6+0x287e6] _setjmp+0x6
hs_err_pid26551.log:# C [libfontmanager.so+0x4550d] Java_sun_font_FileFont_freeScaler+0x6d
hs_err_pid27689.log:# C [libc.so.6+0x287e6] _setjmp+0x6
hs_err_pid29915.log:# C [libc.so.6+0x287e6] _setjmp+0x6
hs_err_pid4632.log:# C [libfontmanager.so+0x4550d] Java_sun_font_FileFont_freeScaler+0x6d

 This was all observed with JRE 6 Update 20 on
 SUSE Linux Enterprise Server 10 (x86_64), version 10, patchlevel 3.