Re: [Sablevm-developer] java/lang/String;.class not found?
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Re: [Sablevm-developer] java/lang/String;.class not found?
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From: David <db...@cs...> - 2004-03-05 02:03:08
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Hi,
In case it helps, a bt on the broken pipe:
(gdb) bt
#0 0x0fef8444 in send () from /lib/libpthread.so.0
#1 0x0fb8d61c in _javanet_sendto (env=3D0x10014398, this=3D0x100264b0,
buf=3D0x10027098, offset=3D0, len=3D218, addr=3D0, port=3D0) at javanet.c=
:985
#2 0x0fb90ce0 in Java_gnu_java_net_PlainSocketImpl_write
(env=3D0x10014398, this=3D0x100264b0, buf=3D0x10027098, offset=3D0, len=3D=
218)
at gnu_java_net_PlainSocketImpl.c:284
#3 0x0fe37370 in ffi_call_SYSV () from /usr/lib/./libffi.so.2
#4 0x0fe36f40 in ffi_call () from /usr/lib/./libffi.so.2
#5 0x0ff86d50 in _svmf_invoke_native_nonstatic (env=3D0x10014398) at
native.c:1304
#6 0x0ffbf5ac in _svmf_interpreter (_env=3D0x20) at
instructions_preparation_direct_threaded.c:12175
#7 0x0ff788c0 in _svmh_invoke_specific_static_main (env=3D0x10014398=
,
method=3D0x3114aad8, param_1=3D0x100270a8) at method_invoke.c:5306
#8 0x0ffd110c in Java_java_lang_VirtualMachine_invokeMain
(_env=3D0x20, _class=3D0x7fffee14, mainClass=3D0x3114a008,
args=3D0x100270a8) at cast.c:247
#9 0x0fe37370 in ffi_call_SYSV () from /usr/lib/./libffi.so.2
#10 0x0fe36f40 in ffi_call () from /usr/lib/./libffi.so.2
#11 0x0ff866fc in _svmf_invoke_native_static (env=3D0x10014398) at
native.c:834
#12 0x0ffbf538 in _svmf_interpreter (_env=3D0x20) at
instructions_preparation_direct_threaded.c:12117
#13 0x0ffa5f44 in CallStaticVoidMethod (_env=3D0x20, cls=3D0x7fffee14=
,
methodID=3D0xda) at native_interface.c:14083
#14 0x100024a4 in main (argc=3D32, argv=3D0x7fffee14) at sablevm.c:14=
48
(gdb)=20
David
On Tue, Mar 02, 2004 at 09:15:12PM -0500, Grzegorz B. Prokopski wrote:
> Hi all,
>=20
> I tried to run SableBOT on glue (sparc) and I hit some strange problem.
> I just re-tried it at home and I get the same result. Things go well
> with Sun's JDK.
>=20
> $ java-sablevm SableBot
> java.lang.ClassNotFoundException: java.lang.String;
> at gnu.java.lang.SystemClassLoader.findClass
> (SystemClassLoader.java:79)
> at java.lang.ClassLoader.loadClass (ClassLoader.java:327)
> at java.lang.ClassLoader.createArray (ClassLoader.java:369)
> at java.lang.VirtualMachine.createArray (VirtualMachine.java:102)
> at SbtConfig.getSA (SbtConfig.java:64)
> at SbtIRC.readConfig (SbtIRC.java:55)
> at SableBot.main (SableBot.java:35)
> at java.lang.VirtualMachine.invokeMain (VirtualMachine.java)
> at java.lang.VirtualMachine.main (VirtualMachine.java:88)
>=20
> $ strace java-sablevm SableBot 2>&1 |grep ^open\(
> open("sablebot.conf", O_RDONLY) =3D 6
> open("/usr/share/sablevm/sablevm-classpath/java/io/BufferedReader.class=
", O_RDONLY) =3D 7
> open("/usr/share/sablevm/sablevm-classpath/java/io/InputStreamReader.cl=
ass", O_RDONLY) =3D 7
> open("/usr/share/sablevm/sablevm-classpath/java/lang/Integer.class",
> O_RDONLY) =3D 7
> open("/usr/share/sablevm/sablevm-classpath/java/lang/Number.class",
> O_RDONLY) =3D 7
> open("/usr/share/sablevm/sablevm-classpath/java/lang/Long.class",
> O_RDONLY) =3D 7
> open("/usr/share/sablevm/sablevm-classpath/java/lang/String;.class",
> O_RDONLY) =3D -1 ENOENT (No such file or directory)
> open("/usr/share/sablevm/sablevm-classpath/java/lang/Throwable$StaticDa=
ta.class", O_RDONLY) =3D 7
>=20
> I tried different jikes ver. to compile SableBOT and sablevm-classpath
> but it didn't change the outcome. Looks like there's some glitch in
> .class file parsing, because in the format you have semicolon after
> class name.
>=20
> To reproduce the problem do the following:
> cd /tmp
> wget http://gadek.debian.net/sablebot.tgz
> tar zxvf ./sablebot.tgz
> cd ./sablebot
> sablevm -Y SableBot
>=20
> The strange thing is that I haven't hit it with many different programs=
,
> nor I've ever seen it before. Has anyone touched the .class parser?
>=20
> Grzegorz B. Prokopski
>=20
> --=20
> Grzegorz B. Prokopski <ga...@de...>
> Debian GNU/Linux http://www.debian.org
> SableVM - LGPLed JVM http://www.sablevm.org
> Why SableVM ?!? http://devel.sablevm.org/wiki/WhySableVM
>=20
>=20
>=20
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--=20
---
David B=E9langer
Graduate Student
School of Computer Science
McGill University
Office: MC226
Web page: http://www.cs.mcgill.ca/~dbelan2/
Public key: http://www.cs.mcgill.ca/~dbelan2/public_key.txt
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