GNU bug report logs - #35306
crash in do_resizepart function

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Message #16 received at 35306-close <at> debbugs.gnu.org (full text, mbox):

From: "Brian C. Lane" <bcl <at> redhat.com>
To: Jozef Mlich <imlich <at> fit.vutbr.cz>
Cc: 35306-close <at> debbugs.gnu.org
Subject: Re: bug#35306: crash in do_resizepart function
Date: Tue, 23 Apr 2019 14:20:53 -0700

On Wed, Apr 17, 2019 at 01:32:18PM +0200, Jozef Mlich wrote:
> Hi,
> 
> I was trying to resize partition in image file and it ended with crash
> 
> /usr/sbin/parted ./rootfs.img resizepart 1
> (gdb) bt full
> #0  0x00007ffff7d79123 in free () from /lib64/libc.so.6
> No symbol table info available.
> #1  0x000055555555e00e in do_resizepart (dev=0x7fffffffd128,
> diskp=<optimized out>) at parted.c:1569
>         disk = 0x555555596df0
>         part = 0x555555597fa0
>         start = 0
>         end = 7958736
>         oldend = 7958736
>         range_end = 0x555555596c00
>         constraint = <optimized out>
>         rc = 0
>         end_input = 0x55555555f9b1 <str_list_match_any+65>
> "\211\350[]A\\\303\017\037\204"
> #2  0x0000555555562422 in non_interactive_mode (dev=0x7fffffffd128,
> disk=0x7fffffffd130, cmd_list=<optimized out>, argc=<optimized out>,
> argv=<optimized out>) at ui.c:1655
>         word = 0x555555599320 "\340\203YUUU"
>         i = <optimized out>
>         cmd = 0x555555570340
> #3  0x000055555555acc3 in main (argc=2, argv=0x7fffffffd268) at
> parted.c:2348
>         dev = <optimized out>
>         diskp = 0x555555596df0
>         status = <optimized out>
> 
> 
> I am using fedora 29 package parted-3.2-36.fc29.x86_64

patches are on the parted-devel mailing list. Ends up it was an
uninitialized pointer.

-- 
Brian C. Lane (PST8PDT)

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