[Mono-bugs] [Bug 562150] New: abort in compute_class_bitmap while JITting a verified method

[bugzilla_noreply at novell.com]

http://bugzilla.novell.com/show_bug.cgi?id=562150

http://bugzilla.novell.com/show_bug.cgi?id=562150#c0


           Summary: abort in compute_class_bitmap while JITting a verified
                    method
    Classification: Mono
           Product: Mono: Runtime
           Version: 2.6.x
          Platform: Other
        OS/Version: Other
            Status: NEW
          Severity: Normal
          Priority: P5 - None
         Component: JIT
        AssignedTo: lupus at novell.com
        ReportedBy: spouliot at novell.com
         QAContact: mono-bugs at lists.ximian.com
                CC: rkumpera at novell.com
          Found By: ---
           Blocker: ---


note: this is System.Core from 2.1 (Moonlight, not 4.0)

MONO_PATH=/opt/mono/lib/moonlight/plugin/ gdb --args mono --security=core-clr
--compile-all System.Core.sigabrt.36545.dll

** ERROR:(object.c:715):compute_class_bitmap: code should not be reached

Program received signal SIGABRT, Aborted.
[Switching to Thread 0x41666950 (LWP 28375)]
0x00007f4c0037d5c5 in raise () from /lib64/libc.so.6
(gdb) bt
#0  0x00007f4c0037d5c5 in raise () from /lib64/libc.so.6
#1  0x00007f4c0037ebb3 in abort () from /lib64/libc.so.6
#2  0x00007f4c011ab2c7 in g_assertion_message () from
/usr/lib64/libglib-2.0.so.0
#3  0x00000000006296bf in compute_class_bitmap (class=0xa53760,
bitmap=0x41664c50, size=256, offset=0, max_set=0x41664c74, static_fields=0) at
object.c:715
#4  0x000000000062969e in compute_class_bitmap (class=0xaf6370,
bitmap=0x41664c50, size=256, offset=0, max_set=0x41664c74, static_fields=0) at
object.c:697
#5  0x0000000000629974 in mono_class_compute_gc_descriptor (class=0xaf6370) at
object.c:940
#6  0x000000000062988f in mono_class_compute_gc_descriptor (class=0xaf6528) at
object.c:921
#7  0x000000000062b976 in mono_class_create_runtime_vtable
(domain=0x7f4c016c1db0, class=0xaf6528, raise_on_error=0) at object.c:1829
#8  0x000000000062b324 in mono_class_vtable_full (domain=0x7f4c016c1db0,
class=0xaf6528, raise_on_error=0) at object.c:1711
#9  0x000000000062b249 in mono_class_vtable (domain=0x7f4c016c1db0,
class=0xaf6528) at object.c:1682
#10 0x000000000047049e in mono_method_to_ir (cfg=0xafbe00, method=0xb053b8,
start_bblock=0xb093e0, end_bblock=0xb094e8, return_var=0x0,
dont_inline=0xb086a0, 
    inline_args=0x0, inline_offset=0, is_virtual_call=0) at method-to-ir.c:8478
#11 0x000000000041f7a9 in mini_method_compile (method=0xb053b8, opts=55667199,
domain=0x7f4c016c1db0, run_cctors=0, compile_aot=0, parts=0) at mini.c:3402
#12 0x00000000004a381a in compile_all_methods_thread_main (args=0x7fff098313c0)
at driver.c:881
#13 0x00000000005aeee2 in start_wrapper (data=0xa26320) at threads.c:662
#14 0x0000000000656c43 in thread_start_routine (args=0x9f9c00) at
wthreads.c:286
#15 0x000000000066fe5e in GC_start_routine (arg=0x7f4c016c2e70) at
pthread_support.c:1390
#16 0x00007f4c00901040 in start_thread () from /lib64/libpthread.so.0
#17 0x00007f4c0041e08d in clone () from /lib64/libc.so.6
#18 0x0000000000000000 in ?? ()
(gdb) up 3
#3  0x00000000006296bf in compute_class_bitmap (class=0xa53760,
bitmap=0x41664c50, size=256, offset=0, max_set=0x41664c74, static_fields=0) at
object.c:715
715                    g_assert_not_reached ();
(gdb) p class->name
$1 = 0x7f4c01699574 "<CreateCastIterator>c__Iterator0`1"
(gdb) p class->name_space
$2 = 0x7f4c01698b0c ""

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