[Mono-bugs] [Bug 558465] New: [verifier] SIGSEGV in mono_metadata_get_shared_type on a bad assembly

bugzilla_noreply at novell.com bugzilla_noreply at novell.com
Wed Nov 25 13:33:11 EST 2009



           Summary: [verifier] SIGSEGV in mono_metadata_get_shared_type on
                    a bad assembly
    Classification: Mono
           Product: Mono: Runtime
           Version: 2.6.x
          Platform: Other
        OS/Version: Other
            Status: NEW
          Severity: Normal
          Priority: P5 - None
         Component: misc
        AssignedTo: rkumpera at novell.com
        ReportedBy: spouliot at novell.com
         QAContact: mono-bugs at lists.ximian.com
          Found By: ---
           Blocker: ---

Created an attachment (id=329524)
 --> (http://bugzilla.novell.com/attachment.cgi?id=329524)
assembly to reproduce crash

mono_type_hash (data=0xc0) at metadata.c:1384
1384        if (type->type == MONO_TYPE_GENERICINST)
(gdb) bt
#0  mono_type_hash (data=0xc0) at metadata.c:1384
#1  0x00007fc050dd657d in g_hash_table_lookup () from
#2  0x0000000000449203 in mono_metadata_get_shared_type (type=0xc0) at
#3  0x000000000041ca88 in mono_class_inflate_generic_type_with_mempool
(image=0x0, type=0xc0, context=0x0, error=0x7fff5948ece0) at class.c:675
#4  0x00000000004911dc in init_stack_with_value_at_exception_boundary
(ctx=0x7fff5948efc0, code=0x892a30, klass=0x0) at verify.c:2474
#5  0x00000000004967e1 in mono_method_verify (method=<value optimized out>,
level=<value optimized out>) at verify.c:5016
#6  0x000000000040daed in main (argc=8430352, argv=<value optimized out>) at

note: klass is NULL at #4, called using:

init_stack_with_value_at_exception_boundary (&ctx, ctx.code +
clause->handler_offset, clause->data.catch_class);

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