Date: Sat, 30 Jun 2007 13:14:37 GMT From: Michiel Boland <michiel@boland.org> To: freebsd-gnats-submit@FreeBSD.org Subject: kern/114155: sigsuspend gets interrupted by ptrace Message-ID: <200706301314.l5UDEbOI054597@www.freebsd.org> Resent-Message-ID: <200706301320.l5UDK2vZ037559@freefall.freebsd.org>
next in thread | raw e-mail | index | archive | help
>Number: 114155
>Category: kern
>Synopsis: sigsuspend gets interrupted by ptrace
>Confidential: no
>Severity: serious
>Priority: high
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Sat Jun 30 13:20:01 GMT 2007
>Closed-Date:
>Last-Modified:
>Originator: Michiel Boland
>Release: FreeBSD 7.0-CURRENT amd64
>Organization:
>Environment:
FreeBSD aja.boland.org 7.0-CURRENT FreeBSD 7.0-CURRENT #1: Fri Jun 29 02:55:35 CEST 2007 root@aja.boland.org:/usr/obj/usr/src/sys/AJA amd64
>Description:
The sigsuspend() system call gets interrupted when
another process attaches itself via ptrace.
>How-To-Repeat:
#include
<unistd.h>
int main(void)
{
pause();
return 0;
}
$ ./a.out &
$ truss -p `pgrep a.out`
process exit, rval = 0
[1] Done ./a.out
$
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200706301314.l5UDEbOI054597>