https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=205684
Bug ID: 205684
Summary: putc function coredump
Product: Base System
Version: 10.2-STABLE
Hardware: amd64
OS: Any
Status: New
Severity: Affects Only Me
Priority: ---
Component: gnu
Assignee: freebsd-bugs@FreeBSD.org
Reporter: snrt...@126.com
CC: freebsd-am...@freebsd.org
CC: freebsd-am...@freebsd.org
Created attachment 164798
--> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=164798&action=edit
code, coredump files
mine system infomation as below:
FreeBSD y2ghost.bsd 10.2-RELEASE FreeBSD 10.2-RELEASE #0 r286666: Wed Aug 12
15:26:37 UTC 2015 r...@releng1.nyi.freebsd.org:/usr/obj/usr/src/sys/GENERIC
amd64
mine code as beblow:
=====================
#include <stdio.h>
int main(int ac, char *av[])
{
int c = 0;
while (1) {
c = getc(stdin);
if (EOF == c) {
break;
}
c = putc(c, stdout);
if (EOF == c) {
break;
}
}
if (0 != ferror(stdin)) {
printf("%s\n", "input error");
}
return 0;
}
=======================
then cc -g xx.c
./a.out
asdfkaasdfds^\[1] 1485 quit (core dumped) ./a.out
I press ctrl+\, then a.out coredump, the frame infomation as beblow
Loaded symbols for /libexec/ld-elf.so.1
#0 0x0000000800964f08 in _read () from /lib/libc.so.7
(gdb) bt
#0 0x0000000800964f08 in _read () from /lib/libc.so.7
#1 0x0000000800964840 in memmove () from /lib/libc.so.7
#2 0x000000080094be47 in __srget () from /lib/libc.so.7
#3 0x000000080094bcfe in __srget () from /lib/libc.so.7
#4 0x00000000004009db in main (ac=1, av=0x7fffffffeb68) at y.c:7
(gdb) l
7 c = getc(stdin);
8 if (EOF == c) {
9 break;
10 }
11
12 c = putc(c, stdout);
13 if (EOF == c) {
14 break;
15 }
16 }
--
You are receiving this mail because:
You are the assignee for the bug.
_______________________________________________
freebsd-bugs@freebsd.org mailing list
https://lists.freebsd.org/mailman/listinfo/freebsd-bugs
To unsubscribe, send any mail to "freebsd-bugs-unsubscr...@freebsd.org"
