http://bugzilla.novell.com/show_bug.cgi?id=569542
http://bugzilla.novell.com/show_bug.cgi?id=569542#c0 Summary: [verifier] SIGSEGV in find_method_in_class 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: verifier AssignedTo: [email protected] ReportedBy: [email protected] QAContact: [email protected] Found By: --- Blocker: --- Created an attachment (id=335774) --> (http://bugzilla.novell.com/attachment.cgi?id=335774) assembly to reproduce crash Current logic makes it possible for NULL entries in "klass->methods[x]" but some code does not handle this. MONO_PATH=/opt/mono/lib/moonlight/plugin/ gdb --args mono --security=core-clr --compile-all System.Core.sigabrt.121567.dll Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 0x40ccb950 (LWP 26918)] 0x00000000005cba00 in find_method_in_class (klass=0xa3f9c8, name=0x7fe8aaf79bcb "Average", qname=0x0, fqname=0x0, sig=0xa40910, from_class=0xa3f9c8) at loader.c:620 620 if (!((fqname && !strcmp (m->name, fqname)) || (gdb) bt #0 0x00000000005cba00 in find_method_in_class (klass=0xa3f9c8, name=0x7fe8aaf79bcb "Average", qname=0x0, fqname=0x0, sig=0xa40910, from_class=0xa3f9c8) at loader.c:620 #1 0x00000000005cbc3a in find_method (in_class=0xa3f9c8, ic=0x0, name=0x7fe8aaf79bcb "Average", sig=0xa40910, from_class=0xa3f9c8) at loader.c:665 #2 0x00000000005ccab4 in method_from_memberref (image=0x9d6380, idx=116, typespec_context=0x0, used_context=0x0) at loader.c:965 #3 0x00000000005cce9d in method_from_methodspec (image=0x9d6380, context=0x0, idx=1) at loader.c:1049 #4 0x00000000005cddf7 in mono_get_method_from_token (image=0x9d6380, token=721420289, klass=0x0, context=0x0, used_context=0x40cca4ac) at loader.c:1488 #5 0x00000000005ce2b6 in mono_get_method_full (image=0x9d6380, token=721420289, klass=0x0, context=0x0) at loader.c:1609 #6 0x000000000057f716 in verifier_load_method (ctx=0x40cca6f0, token=721420289, opcode=0x6b8de6 "call") at verify.c:864 #7 0x000000000058715e in do_invoke_method (ctx=0x40cca6f0, method_token=721420289, virtual=0) at verify.c:3380 #8 0x00000000005931b3 in mono_method_verify (method=0xa3f998, level=48) at verify.c:5412 #9 0x0000000000596984 in mono_method_verify_with_current_settings (method=0xa3f998, skip_visibility=0) at verify.c:6084 #10 0x000000000041a97a in mini_method_verify (cfg=0xa30800, method=0xa3f998) at mini.c:1251 #11 0x000000000041ab61 in mono_compile_is_broken (cfg=0xa30800) at mini.c:1296 #12 0x000000000041f7c6 in mini_method_compile (method=0xa3f998, opts=55667199, domain=0x7fe8aafa0db0, run_cctors=0, compile_aot=0, parts=0) at mini.c:3414 #13 0x00000000004a3e92 in compile_all_methods_thread_main (args=0x7fffb310fc80) at driver.c:881 #14 0x00000000005b026a in start_wrapper (data=0xa29460) at threads.c:662 #15 0x00000000006594af in thread_start_routine (args=0x9fcb10) at wthreads.c:286 #16 0x00000000006726ca in GC_start_routine (arg=0x7fe8aafa1e70) at pthread_support.c:1390 #17 0x00007fe8aa1e0040 in start_thread () from /lib64/libpthread.so.0 #18 0x00007fe8a9cfd08d in clone () from /lib64/libc.so.6 #19 0x0000000000000000 in ?? () -- Configure bugmail: http://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are the QA contact for the bug. _______________________________________________ mono-bugs maillist - [email protected] http://lists.ximian.com/mailman/listinfo/mono-bugs
