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[Bug corefiles/11511] New: gcore doesn't work with orig_rax on Linux/amd64
- From: "hjl dot tools at gmail dot com" <sourceware-bugzilla at sourceware dot org>
- To: gdb-prs at sourceware dot org
- Date: 17 Apr 2010 13:25:06 -0000
- Subject: [Bug corefiles/11511] New: gcore doesn't work with orig_rax on Linux/amd64
- Reply-to: sourceware-bugzilla at sourceware dot org
(gdb) b main
Breakpoint 1 at 0x4005d2: file gcore.c, line 68.
(gdb) r
Starting program: /export/home/hjl/bugs/gdb/core/64
Breakpoint 1, main () at gcore.c:68
68 factorial_func (6);
(gdb) info reg system
orig_rax 0xffffffffffffffff -1
(gdb) gcore
Saved corefile core.26537
(gdb)
[hjl@gnu-6 core]$ ./gdb 64 core.26537
GNU gdb (GDB) 7.1.50.20100417-cvs
Copyright (C) 2010 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law. Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-unknown-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /export/home/hjl/bugs/gdb/core/64...done.
[New Thread 26537]
warning: Can't read pathname for load map: Input/output error.
Reading symbols from /lib64/libc.so.6...(no debugging symbols found)...done.
Loaded symbols for /lib64/libc.so.6
Reading symbols from /lib64/ld-linux-x86-64.so.2...(no debugging symbols
found)...done.
Loaded symbols for /lib64/ld-linux-x86-64.so.2
Core was generated by `/export/home/hjl/bugs/gdb/core/64'.
Program terminated with signal 5, Trace/breakpoint trap.
#0 main () at gcore.c:68
68 factorial_func (6);
Setting up the environment for debugging gdb.
Function "internal_error" not defined.
Make breakpoint pending on future shared library load? (y or [n]) [answered N;
input not from terminal]
Function "info_command" not defined.
Make breakpoint pending on future shared library load? (y or [n]) [answered N;
input not from terminal]
.gdbinit:8: Error in sourced command file:
Argument required (one or more breakpoint numbers).
(gdb) info reg system
orig_rax 0x0 0
(gdb)
--
Summary: gcore doesn't work with orig_rax on Linux/amd64
Product: gdb
Version: 7.1
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: corefiles
AssignedTo: unassigned at sourceware dot org
ReportedBy: hjl dot tools at gmail dot com
CC: gdb-prs at sourceware dot org
http://sourceware.org/bugzilla/show_bug.cgi?id=11511
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