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From: "jan.kratochvil at redhat dot com" <sourceware-bugzilla@sourceware.org>
To: gdb-prs@sourceware.org
Subject: [Bug symtab/16405] backtrace locks up on Fedora 20
Date: Tue, 07 Jan 2014 20:30:00 -0000	[thread overview]
Message-ID: <bug-16405-4717-rR7q7H0SZ3@http.sourceware.org/bugzilla/> (raw)
In-Reply-To: <bug-16405-4717@http.sourceware.org/bugzilla/>

https://sourceware.org/bugzilla/show_bug.cgi?id=16405

Jan Kratochvil <jan.kratochvil at redhat dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |jan.kratochvil at redhat dot com
            Summary|call-sites lock up          |backtrace locks up on
                   |backtrace on Fedora 20      |Fedora 20

--- Comment #1 from Jan Kratochvil <jan.kratochvil at redhat dot com> ---
call-sites are really innocent, it is DWARF expansion problem in general.

I have patched out call-sites in GDB code and the problem remains.


#0  in start_subfile
#1  in dwarf2_start_subfile
#2  in dwarf_decode_lines 
#3  in handle_DW_AT_stmt_list
#4  in read_file_scope
#5  in process_die
#6  in process_full_comp_unit
#7  in process_queue
#8  in dw2_do_instantiate_symtab
#9  in dw2_instantiate_symtab
#10 in dw2_find_pc_sect_symtab
#11 in find_pc_sect_symtab
#12 in blockvector_for_pc_sect
#13 in block_for_pc_sect
#14 in block_for_pc
#15 in inline_frame_sniffer
#16 in frame_unwind_find_by_frame
#17 in compute_frame_id
#18 in get_prev_frame_if_no_cycle
#19 in get_prev_frame_1
#20 in get_prev_frame
#21 in value_of_dwarf_reg_entry
#22 in value_of_dwarf_block_entry
#23 in loclist_read_variable_at_entry
#24 in read_frame_arg
#25 in print_frame_args
#26 in print_frame
#27 in print_frame_info
#28 in backtrace_command_1
#29 in backtrace_command

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  reply	other threads:[~2014-01-07 20:30 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-01-07 18:16 [Bug symtab/16405] New: call-sites lock up backtrace " jan.kratochvil at redhat dot com
2014-01-07 20:30 ` jan.kratochvil at redhat dot com [this message]
2014-01-10 20:49 ` [Bug symtab/16405] backtrace locks up " jan.kratochvil at redhat dot com
2014-01-10 20:50 ` [Bug symtab/16405] backtrace takes GBs and minutes with dwz -m jan.kratochvil at redhat dot com
2014-05-05 21:42 ` mjw at redhat dot com
2014-10-01 18:24 ` jan.kratochvil at redhat dot com
2014-10-01 19:49 ` jan.kratochvil at redhat dot com
2014-10-06 17:58 ` sergiodj at redhat dot com
2015-01-24 15:03 ` jan.kratochvil at redhat dot com
2015-01-25 15:33 ` jan.kratochvil at redhat dot com

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