Re: [Bug-tar] bug in tar 1.13.9x

[Eric Warmenhoven]

On Tue, Mar 30, 2004 at 08:45:36AM +0300, Sergey Poznyakoff wrote:
> 
> > With every tar file I've tried, when I have the environment variable
> > MALLOC_CHECK_ set to 2, tar dies with SIGABRT:
> 
> I wasn't able to reproduce this with the current CVS version. Could
> you try it?

Actually I was able to reproduce it with the current CVS. I've attached
a backtrace:

(gdb) set args jxf ../../tar-1.13.93.tar.bz2
(gdb) run
Starting program: /users/home24/ewarmenh/src/tar/tar/src/tar jxf
../../tar-1.13.93.tar.bz2
[New Thread 16384 (LWP 18205)]
Detaching after fork from child process 18208.

Program received signal SIGABRT, Aborted.
[Switching to Thread 16384 (LWP 18205)]
0x40059571 in kill () from /lib/libc.so.6
(gdb) bt
#0  0x40059571 in kill () from /lib/libc.so.6
#1  0x4016b761 in pthread_kill () from /lib/libpthread.so.0
#2  0x4016ba6b in raise () from /lib/libpthread.so.0
#3  0x40059324 in raise () from /lib/libc.so.6
#4  0x4005a838 in abort () from /lib/libc.so.6
#5  0x4009fd74 in __libc_malloc_pthread_startup () from /lib/libc.so.6
#6  0x400a0f65 in free () from /lib/libc.so.6
#7  0x0804bfc8 in close_archive () at buffer.c:914
#8  0x08055ad5 in read_and (do_something=0x8051990 <extract_archive>) at
    list.c:186
#9  0x08060495 in main (argc=3, argv=0xbfffde54) at tar.c:1536
(gdb) frame 7
#7  0x0804bfc8 in close_archive () at buffer.c:914
914       free (multi_volume_option ? record_start - 2 : record_start);
(gdb) print multi_volume_option
$1 = false

> 
> Regards,
> Sergey

Thanks,
Eric