[Bug 588293] New: systemtap crashes during preload build

http://bugzilla.novell.com/show_bug.cgi?id=588293 http://bugzilla.novell.com/show_bug.cgi?id=588293#c0 Summary: systemtap crashes during preload build Classification: openSUSE Product: openSUSE 11.3 Version: Milestone 3 Platform: Other OS/Version: Other Status: NEW Severity: Critical Priority: P5 - None Component: Other AssignedTo: tonyj@novell.com ReportedBy: coolo@novell.com QAContact: qa@suse.de Found By: --- Blocker: --- 100% reproducible ;( Program received signal SIGSEGV, Segmentation fault. #0 0x00007ffff7bd2755 in ebl_abi_cfi (ebl=0xbabababababababa, abi_info=0x7fffffff9c70) at eblabicfi.c:62 #1 0x00007ffff7bbf68e in cie_cache_initial_state (cache=0x2daa818, fde=0x2ea9c40, address=18446744071580105296, frame=0x7fffffff9d78) at cfi.c:429 #2 __libdw_frame_at_address (cache=0x2daa818, fde=0x2ea9c40, address=18446744071580105296, frame=0x7fffffff9d78) at cfi.c:480 #3 0x00007ffff7bbfc75 in dwarf_cfi_addrframe (cache=0x2daa818, address=18446744071580105296, frame=<value optimized out>) at dwarf_cfi_addrframe.c:70 #4 0x00000000004fd4c7 in dwflpp::get_cfa_ops (this=0x1967a60, pc=18446744071580105296) at dwflpp.cxx:2835 #5 0x0000000000504e1c in dwflpp::translate_location (this=0x1967a60, pool=0x7fffffff9f70, attr=0x7fffffffa030, pc=18446744071580105296, fb_attr=0x7fffffffa050, tail=0x7fffffffa118, e=0x2db49f0) at dwflpp.cxx:1731 #6 0x0000000000508d98 in dwflpp::literal_stmt_for_local (this=0x1967a60, scopes=..., pc=18446744071580105296, local=<value optimized out>, e=0x2db49f0, lvalue=false, ty=@0x2db4bb8) at dwflpp.cxx:2341 #7 0x00000000004a5241 in dwarf_var_expanding_visitor::visit_target_symbol (this=0x7fffffffa6f0, e=0x2db49f0) at tapsets.cxx:2422 #8 0x000000000043a2a9 in require<expression> (this=0x7fffffffa6f0, e=0x2db49a0) at staptree.h:866 #9 replace<expression> (this=0x7fffffffa6f0, e=0x2db49a0) at staptree.h:882 #10 update_visitor::visit_functioncall (this=0x7fffffffa6f0, e=0x2db49a0) at staptree.cxx:2436 #11 0x00000000004399df in require<expression> (this=0x7fffffffa6f0, e=0x1979f70) at staptree.h:866 #12 replace<expression> (this=0x7fffffffa6f0, e=0x1979f70) at staptree.h:882 #13 update_visitor::visit_concatenation (this=0x7fffffffa6f0, e=0x1979f70) at staptree.cxx:2381 #14 0x0000000000438da9 in require<expression> (this=0x7fffffffa6f0, e=0x2db5010) at staptree.h:866 #15 replace<expression> (this=0x7fffffffa6f0, e=0x2db5010) at staptree.h:882 #16 update_visitor::visit_print_format (this=0x7fffffffa6f0, e=0x2db5010) at staptree.cxx:2444 #17 0x0000000000436e3f in require<expression> (this=0x7fffffffa6f0, s=0x2db5240) at staptree.h:866 #18 replace<expression> (this=0x7fffffffa6f0, s=0x2db5240) at staptree.h:882 #19 update_visitor::visit_expr_statement (this=0x7fffffffa6f0, s=0x2db5240) at staptree.cxx:2238 #20 0x00000000004368a9 in require<statement> (this=0x7fffffffa6f0, s=0x2276690) at staptree.h:866 #21 replace<statement> (this=0x7fffffffa6f0, s=0x2276690) at staptree.h:882 #22 update_visitor::visit_block (this=0x7fffffffa6f0, s=0x2276690) at staptree.cxx:2219 #23 0x0000000000491fb6 in require<statement> (this=0x2db5130, funcname=<value optimized out>, filename=<value optimized out>, line=1326, module=..., section=..., dwfl_addr=18446744071580105296, addr=1259712, q=..., scope_die=0x2276608) at staptree.h:866 #24 replace<statement> (this=0x2db5130, funcname=<value optimized out>, filename=<value optimized out>, line=1326, module=..., section=..., dwfl_addr=18446744071580105296, addr=1259712, q=..., scope_die=0x2276608) at staptree.h:882 #25 dwarf_derived_probe::dwarf_derived_probe (this=0x2db5130, funcname=<value optimized out>, filename=<value optimized out>, line=1326, module=..., section=..., dwfl_addr=18446744071580105296, addr=1259712, q=..., scope_die=0x2276608) at tapsets.cxx:2917 #26 0x0000000000494294 in dwarf_query::add_probe_point (this=0x7fffffffb070, funcname=..., filename=<value optimized out>, line=<value optimized out>, scope_die=<value optimized out>, addr=18446744071580105296) at tapsets.cxx:1071 #27 0x000000000049454a in query_statement (func=..., file=<value optimized out>, line=-25224, scope_die=0x1, stmt_addr=186, q=0x7fffffffb070) at tapsets.cxx:1158 #28 0x00000000004945f3 in query_func_info (entrypc=<value optimized out>, fi=<value optimized out>, q=0x7fffffffb070) at tapsets.cxx:1349 #29 0x0000000000495a2f in query_cu (cudie=0x7fffffff9c70, arg=0x7fffffffb070) at tapsets.cxx:1616 #30 0x0000000000500295 in dwflpp::iterate_over_cus (this=<value optimized out>, callback=0x4957a0 , data=0x7fffffffb070) at dwflpp.cxx:416 #31 0x0000000000495558 in dwarf_query::handle_query_module (this=0x7fffffffb070) at tapsets.cxx:883 #32 0x000000000049cbd7 in query_module (mod=0x196a940, name=<value optimized out>, addr=<value optimized out>, arg=0x7fffffffb070) at tapsets.cxx:1811 #33 0x00007ffff7bc45aa in dwfl_getmodules (dwfl=0x1967fe0, callback=0x49ca00 , arg=0x7fffffffb070, offset=<value optimized out>) at dwfl_getmodules.c:103 #34 0x0000000000493448 in dwarf_builder::build (this=<value optimized out>, sess=<value optimized out>, base=<value optimized out>, location=<value optimized out>, parameters=..., finished_results=<value optimized out>) at tapsets.cxx:4137 #35 0x0000000000445b44 in match_node::find_and_build (this=0x1963930, s=<value optimized out>, p=<value optimized out>, loc=<value optimized out>, pos=2, results=<value optimized out>) at elaborate.cxx:388 #36 0x0000000000445eae in match_node::find_and_build (this=0x19607d0, s=<value optimized out>, p=<value optimized out>, loc=<value optimized out>, pos=1, results=<value optimized out>) at elaborate.cxx:477 #37 0x0000000000445eae in match_node::find_and_build (this=0x758f10, s=<value optimized out>, p=<value optimized out>, loc=<value optimized out>, pos=0, results=<value optimized out>) at elaborate.cxx:477 #38 0x0000000000448ea0 in derive_probes (s=..., p=0x807570, dps=..., optional=<value optimized out>) at elaborate.cxx:715 #39 0x0000000000450b4d in semantic_pass_symbols (s=...) at elaborate.cxx:1210 #40 semantic_pass (s=...) at elaborate.cxx:1494 #41 0x000000000040fe3f in main (argc=<value optimized out>, argv=<value optimized out>) at main.cxx:1190 ==21537== Copyright (C) 2002-2009, and GNU GPL'd, by Julian Seward et al. ==21537== Using Valgrind-3.5.0 and LibVEX; rerun with -h for copyright info ==21537== Command: stap -s 3 -p 4 -DMAXSTRINGSIZE=300 -DMAXSKIPPED=2000 -r 2.6.33-5-default -m preloadtrace obj/default/preloadtrace.stp ==21537== ==21537== Conditional jump or move depends on uninitialised value(s) ==21537== at 0x4E4A8CB: __libdwfl_set_cfi (dwfl_module_dwarf_cfi.c:57) ==21537== by 0x4FD491: dwflpp::get_cfa_ops(unsigned long) (dwflpp.cxx:2829) ==21537== by 0x504E1B: dwflpp::translate_location(obstack*, Dwarf_Attribute*, unsigned long, Dwarf_Attribute*, location**, target_symbol const*) (dwflpp.cxx:1731) ==21537== by 0x508D97: dwflpp::literal_stmt_for_local(std::vector >&, unsigned long, std::string const&, target_symbol const*, bool, exp_type&) (dwflpp.cxx:2341) ==21537== by 0x4A5240: dwarf_var_expanding_visitor::visit_target_symbol(target_symbol*) (tapsets.cxx:2422) ==21537== by 0x43A2A8: update_visitor::visit_functioncall(functioncall*) (staptree.h:866) ==21537== by 0x4399DE: update_visitor::visit_concatenation(concatenation*) (staptree.h:866) ==21537== by 0x438DA8: update_visitor::visit_print_format(print_format*) (staptree.h:866) ==21537== by 0x436E3E: update_visitor::visit_expr_statement(expr_statement*) (staptree.h:866) ==21537== by 0x4368A8: update_visitor::visit_block(block*) (staptree.h:866) ==21537== by 0x491FB5: dwarf_derived_probe::dwarf_derived_probe(std::string const&, std::string const&, int, std::string const&, std::string const&, unsigned long, unsigned long, dwarf_query&, Dwarf_Die*) (staptree.h:866) ==21537== by 0x494293: dwarf_query::add_probe_point(std::string const&, char const*, int, Dwarf_Die*, unsigned long) (tapsets.cxx:1071) ==21537== -- Configure bugmail: 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