2.2.21: panic in stats-plugin.c: line 324 (stats_user_deinit): assertion failed: (stats_global_user == user)

[Timo Sirainen]

On 13 Dec 2015, at 03:53, Jakub Jankowski <shasta at toxcorp.com> wrote:
> 
> Hi,
> 
> I've just upgraded dovecot to 2.2.21 (from 2.2.18), and I'm getting a crash when doing dsync backup:
> 
> $ dsync -v -u user at domain.com backup maildir:/backup/maildirs/domain.com/user/Maildir
> dsync(user at domain.com): Panic: file stats-plugin.c: line 324 (stats_user_deinit): assertion failed: (stats_global_user == user)

Fixed: https://github.com/dovecot/core/commit/3a719a01a1790df053854d5245ace5ab6d0c3d13

A workaround is to just disable stats plugin with dsync. It didn't work in earlier versions anyway. The crash only came because it now started working, except for this crash at deinit.