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[Bug cli/13728] New: GDB crashes on catch exec -> detach
- From: "jan.kratochvil at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: gdb-prs at sourceware dot org
- Date: Thu, 23 Feb 2012 10:18:21 +0000
- Subject: [Bug cli/13728] New: GDB crashes on catch exec -> detach
- Auto-submitted: auto-generated
http://sourceware.org/bugzilla/show_bug.cgi?id=13728
Bug #: 13728
Summary: GDB crashes on catch exec -> detach
Product: gdb
Version: HEAD
Status: NEW
Severity: normal
Priority: P2
Component: cli
AssignedTo: unassigned@sourceware.org
ReportedBy: jan.kratochvil@redhat.com
Classification: Unclassified
#include <unistd.h>
#include <assert.h>
#include <stdio.h>
int
main (void)
{
for (;;)
{
int i;
sleep (5);
puts ("fork");
i = fork ();
assert (i >= 0);
if (i == 0)
{
sleep (1);
execlp ("sh", "sh", "-c", "echo x;sleep 60", NULL);
assert (0);
}
}
}
gdb ~/t/forkdetach -ex 'set detach-on-fork off' -ex 'set non-stop on' -ex 'set
target-async on'
(gdb) catch exec
Catchpoint 1 (exec)
(gdb) commands 1
Type commands for breakpoint(s) 1, one per line.
End with a line saying just "end".
>detach
>end
(gdb) r &
[New process 12872]
process 12872 is executing new program: /bin/bash
Catchpoint 1 (exec'd /bin/bash), 0x00000032a76016e0 in _start () from
/lib64/ld-linux-x86-64.so.2
warning: x
Segmentation fault
gdb-7.3.50.20110722-10.fc16.x86_64
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