Comment 8 for bug 1878045

Seeing this bug on 20.10 groovy system.

```
$ sudo apt dist-upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
1 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue? [Y/n]
Setting up bcmwl-kernel-source (6.30.223.271+bdcom-0ubuntu6) ...
Removing old bcmwl-6.30.223.271+bdcom DKMS files...

------------------------------
Deleting module version: 6.30.223.271+bdcom
completely from the DKMS tree.
------------------------------
Done.
Loading new bcmwl-6.30.223.271+bdcom DKMS files...
Building for 5.4.0-42-generic
Building for architecture x86_64
Building initial module for 5.4.0-42-generic
ERROR: Cannot create report: [Errno 17] File exists: '/var/crash/bcmwl-kernel-source.0.crash'
Error! Application of patch 0028-add-support-for-linux-5.6.patch failed.
Check /var/lib/dkms/bcmwl/6.30.223.271+bdcom/build/ for more information.
dpkg: error processing package bcmwl-kernel-source (--configure):
 installed bcmwl-kernel-source package post-installation script subprocess returned error exit status 6
Errors were encountered while processing:
 bcmwl-kernel-source
E: Sub-process /usr/bin/dpkg returned an error code (1)

```