vlc assertion: z->z_Magic == ZALLOC_SLAB_MAGIC in _slabfree

[Venkatesh Srinivas]

On Thu, Nov 11, 2010 at 3:59 AM, Siju George <sgeorge.ml at gmail.com> wrote:
> Hi,
>
> Playing an flv file using vlc was giving distorted sound. KInd of echoing.
> After I quit the player it crashed with
>
> =================
> [0x282e00b0] main libvlc: Running vlc with the default interface. Use
> 'cvlc' to use vlc without interface.
> [flv @ 0x28509000]skipping flv packet: type 18, size 5307, flags 0
> Compiler did not align stack variables. Libavcodec has been miscompiled
> and may be very slow or crash. This is not a bug in libavcodec,
> but in the compiler. You may try recompiling using gcc >= 4.2.
> Do not report crashes to FFmpeg developers.
> mdb:71, lastbuf:0 skipping granule 0
> QPainter::begin: Paint device returned engine == 0, type: 1
> [0x28443920] pulse audio output: No. of Audio Channels: 2
> mdb:255, lastbuf:0 skipping granule 0
> mdb:255, lastbuf:0 skipping granule 0
> mdb:255, lastbuf:110 skipping granule 0
> mdb:255, lastbuf:110 skipping granule 0
> mdb:255, lastbuf:219 skipping granule 0
> assertion: z->z_Magic == ZALLOC_SLAB_MAGIC in _slabfree
> Abort trap: 6 (core dumped)
> ==================
>
> The sound still continued with greater speed for some more time and then stopped
>
> vlc-1.0.6nb4     2.9-DEVELOPMENT DragonFly
> v2.9.1.10.g4d623-DEVELOPMENT #1: Wed Nov 10 12:14:34 IST 2010
>

Cool,

Do you happen to have the core dump? (It should be a file like
vlc.core or something) in the directory where you ran VLC.

-- vs