[Mono-bugs] [Bug 633248] New: [verifier] SIGABRT in mono_local_regalloc

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https://bugzilla.novell.com/show_bug.cgi?id=633248

https://bugzilla.novell.com/show_bug.cgi?id=633248#c0


           Summary: [verifier] SIGABRT in mono_local_regalloc
    Classification: Mono
           Product: Mono: Runtime
           Version: SVN
          Platform: x86
        OS/Version: openSUSE 11.3
            Status: NEW
          Severity: Normal
          Priority: P5 - None
         Component: verifier
        AssignedTo: rkumpera at novell.com
        ReportedBy: spouliot at novell.com
         QAContact: mono-bugs at lists.ximian.com
          Found By: ---
           Blocker: ---


Created an attachment (id=384509)
 --> (http://bugzilla.novell.com/attachment.cgi?id=384509)
assembly to reproduce abort

MONO_PATH=./bin gdb --args mono --security=core-clr --compile-all
bin/Microsoft.VisualBasic.sigabrt.20818.dll


* Assertion at mini-codegen.c:1114, condition `reginfo [sreg].born_in > 0' not
met


Program received signal SIGABRT, Aborted.
[Switching to Thread 0xb75f7b70 (LWP 20965)]
0xffffe424 in __kernel_vsyscall ()
(gdb) bt
#0  0xffffe424 in __kernel_vsyscall ()
#1  0xb7e2d7ff in raise () from /lib/libc.so.6
#2  0xb7e2f140 in abort () from /lib/libc.so.6
#3  0x08212fe2 in monoeg_g_logv (log_domain=0x0, log_level=G_LOG_LEVEL_ERROR,
format=0x8232690 "* Assertion at %s:%d, condition `%s' not met\n", args=
    0xb75f6f14 "*\355#\bZ\004") at goutput.c:134
#4  0x08213061 in monoeg_assertion_message (format=0x8232690 "* Assertion at
%s:%d, condition `%s' not met\n") at goutput.c:154
#5  0x080d6e5e in mono_local_regalloc (cfg=0x83bb2c8, bb=0x83e8414) at
mini-codegen.c:1114
#6  0x08060101 in mono_codegen (cfg=0x83bb2c8) at mini.c:3332
#7  0x08061b0b in mini_method_compile
(method="Microsoft.VisualBasic.CompilerServices.DateType:FromObject ()",
opts=59861503, domain=0x34e70, run_cctors=0, 
    compile_aot=0, parts=0) at mini.c:4532
#8  0x080b4e43 in compile_all_methods_thread_main (args=0xbfffef00) at
driver.c:881
#9  0x0818f743 in start_wrapper (data=0x8393650) at threads.c:747
#10 0x081f7cdf in thread_start_routine (args=0x8385484) at wthreads.c:285
#11 0x0822185d in GC_start_routine (arg=0x5dfc0) at pthread_support.c:1390
#12 0xb7f73b25 in start_thread () from /lib/libpthread.so.0
#13 0xb7ed546e in clone () from /lib/libc.so.6
(gdb) up 5
#5  0x080d6e5e in mono_local_regalloc (cfg=0x83bb2c8, bb=0x83e8414) at
mini-codegen.c:1114
1114                        g_assert (reginfo [sreg].born_in > 0);
(gdb) p reginfo [sreg].born_in
$1 = 0

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