Thanks for reporting your issue. Please make sure these boxes are checked before submitting your issue - thank you!

- [x] I looked for a similar issue and couldn't find any.
- [x] I tried with the latest version of GPAC. Installers available at http://gpac.io/downloads/gpac-nightly-builds/
- [x] I give enough information for contributors to reproduce my issue (meaningful title, github labels, platform and compiler, command-line ...). I can share files anonymously with this dropbox: https://www.mediafire.com/filedrop/filedrop_hosted.php?drop=eec9e058a9486fe4e99c33021481d9e1826ca9dbc242a6cfaab0fe95da5e5d95

Detailed guidelines: http://gpac.io/2013/07/16/how-to-file-a-bug-properly/

Segmentation faults and timeouts

**Version:**

```
MP4Box - GPAC version 1.1.0-DEV-rev1555-g339e7a736-master
(c) 2000-2021 Telecom Paris distributed under LGPL v2.1+ - http://gpac.io

Please cite our work in your research:
        GPAC Filters: https://doi.org/10.1145/3339825.3394929
        GPAC: https://doi.org/10.1145/1291233.1291452

GPAC Configuration: --prefix=/root/fuck_bin/gpac/test
Features: GPAC_CONFIG_LINUX GPAC_64_BITS GPAC_HAS_IPV6 GPAC_HAS_SOCK_UN GPAC_MINIMAL_ODF GPAC_HAS_QJS GPAC_HAS_JPEG GPAC_HAS_PNG GPAC_HAS_LINUX_DVB  GPAC_DISABLE_3D
```
**System information**
Ubuntu 20.04 focal, AMD EPYC 7742 64-Core @ 16x 2.25GHz

**command:**

```
./MP4Box -bt poc
```
[poc.zip](https://github.com/gpac/gpac/files/7708362/poc.zip)

**POCs**

```
.
├── __GI_raise-__GI_abort
│   ├── id_000415,sig_11,src_004550,op_havoc,rep_8
│   ├── id_000584,sig_06,src_005256,op_havoc,rep_2
│   ├── id_000633,sig_11,src_005618,op_havoc,rep_2
│   └── id_000683,sig_06,src_006013,op_havoc,rep_8
├── __strlen_avx2-__GI___strdup
│   ├── id_000433,sig_11,src_004567,op_havoc,rep_16
│   ├── id_000515,sig_11,src_004707,op_havoc,rep_4
│   ├── id_000536,sig_11,src_004861,op_havoc,rep_2
│   ├── id_000587,sig_11,src_005268,op_havoc,rep_4
│   ├── id_000602,sig_11,src_005380,op_havoc,rep_8
│   ├── id_000631,sig_11,src_005586,op_havoc,rep_4
│   ├── id_000639,sig_11,src_005671+005596,op_splice,rep_32
│   ├── id_000644,sig_11,src_005684,op_havoc,rep_8
│   ├── id_000667,sig_11,src_005818,op_havoc,rep_2
│   ├── id_000711,sig_11,src_006404+006291,op_splice,rep_2
│   └── id_000720,sig_11,src_005346+006329,op_splice,rep_4
└── timeout
    ├── id_000395,sig_11,src_004543+004622,op_splice,rep_8
    ├── id_000448,sig_11,src_004597,op_havoc,rep_4
    ├── id_000454,sig_11,src_004606,op_havoc,rep_8
    ├── id_000468,sig_11,src_004611+004914,op_splice,rep_2
    ├── id_000561,sig_11,src_005035,op_havoc,rep_4
    ├── id_000606,sig_11,src_005410+005204,op_splice,rep_2
    └── id_000698,sig_11,src_006230,op_havoc,rep_16

3 directories, 22 files
```

**Result**

The result is omitted here. 

**gdb**

The gdb result is omitted here. 


Segmentation faults and timeouts
This is a GitHub Issue
repo:gpac
owner:gpac
Title : Segmentation faults and timeouts
Issue date:

--- start body ---
Thanks for reporting your issue. Please make sure these boxes are checked before submitting your issue - thank you!

- [x] I looked for a similar issue and couldn't find any.
- [x] I tried with the latest version of GPAC. Installers available at http://gpac.io/downloads/gpac-nightly-builds/
- [x] I give enough information for contributors to reproduce my issue (meaningful title, github labels, platform and compiler, command-line ...). I can share files anonymously with this dropbox: https://www.mediafire.com/filedrop/filedrop_hosted.php?drop=eec9e058a9486fe4e99c33021481d9e1826ca9dbc242a6cfaab0fe95da5e5d95

Detailed guidelines: http://gpac.io/2013/07/16/how-to-file-a-bug-properly/

Segmentation faults and timeouts

**Version:**

```
MP4Box - GPAC version 1.1.0-DEV-rev1555-g339e7a736-master
(c) 2000-2021 Telecom Paris distributed under LGPL v2.1+ - http://gpac.io

Please cite our work in your research:
        GPAC Filters: https://doi.org/10.1145/3339825.3394929
        GPAC: https://doi.org/10.1145/1291233.1291452

GPAC Configuration: --prefix=/root/fuck_bin/gpac/test
Features: GPAC_CONFIG_LINUX GPAC_64_BITS GPAC_HAS_IPV6 GPAC_HAS_SOCK_UN GPAC_MINIMAL_ODF GPAC_HAS_QJS GPAC_HAS_JPEG GPAC_HAS_PNG GPAC_HAS_LINUX_DVB  GPAC_DISABLE_3D
```
**System information**
Ubuntu 20.04 focal, AMD EPYC 7742 64-Core @ 16x 2.25GHz

**command:**

```
./MP4Box -bt poc
```
[poc.zip](https://github.com/gpac/gpac/files/7708362/poc.zip)

**POCs**

```
.
├── __GI_raise-__GI_abort
│   ├── id_000415,sig_11,src_004550,op_havoc,rep_8
│   ├── id_000584,sig_06,src_005256,op_havoc,rep_2
│   ├── id_000633,sig_11,src_005618,op_havoc,rep_2
│   └── id_000683,sig_06,src_006013,op_havoc,rep_8
├── __strlen_avx2-__GI___strdup
│   ├── id_000433,sig_11,src_004567,op_havoc,rep_16
│   ├── id_000515,sig_11,src_004707,op_havoc,rep_4
│   ├── id_000536,sig_11,src_004861,op_havoc,rep_2
│   ├── id_000587,sig_11,src_005268,op_havoc,rep_4
│   ├── id_000602,sig_11,src_005380,op_havoc,rep_8
│   ├── id_000631,sig_11,src_005586,op_havoc,rep_4
│   ├── id_000639,sig_11,src_005671+005596,op_splice,rep_32
│   ├── id_000644,sig_11,src_005684,op_havoc,rep_8
│   ├── id_000667,sig_11,src_005818,op_havoc,rep_2
│   ├── id_000711,sig_11,src_006404+006291,op_splice,rep_2
│   └── id_000720,sig_11,src_005346+006329,op_splice,rep_4
└── timeout
    ├── id_000395,sig_11,src_004543+004622,op_splice,rep_8
    ├── id_000448,sig_11,src_004597,op_havoc,rep_4
    ├── id_000454,sig_11,src_004606,op_havoc,rep_8
    ├── id_000468,sig_11,src_004611+004914,op_splice,rep_2
    ├── id_000561,sig_11,src_005035,op_havoc,rep_4
    ├── id_000606,sig_11,src_005410+005204,op_splice,rep_2
    └── id_000698,sig_11,src_006230,op_havoc,rep_16

3 directories, 22 files
```

**Result**

The result is omitted here. 

**gdb**

The gdb result is omitted here. 


--- end body ---
