Jaroslav Skarvada:
> Reproducer:
>
> # useradd -c " " myuser # or more whitespaces
> # su - myuser
> $ echo | mail -s TEST root@localhost
> # journalctl -u postfix | tail
> Jun 30 13:31:13 vm-postfix8 postfix/pickup[4476]: 91309115983C:
> uid=1000 from=<myuser>
> Jun 30 13:31:13 vm-postfix8 postfix/pickup[4476]: warning:
> maildrop/D19752025C83: error writing 91309115983C: queue file write
> error
> Jun 30 13:31:13 vm-postfix8 postfix/master[4475]: warning: process
> /usr/libexec/postfix/cleanup pid 4797 killed by signal 11
>
> Attached workaround patch.
>
> It seems postfix-3.6.1 is also affected. The postfix-2 wasn't
> affected, that's why I flagged it as a regression.
>
> Original downstream bug report including the debug analysis:
> https://bugzilla.redhat.com/show_bug.cgi?id=1977732
>
> Debug analysis and reproducer provided by Renaud M?trich <rmetr...@redhat.com>
And thank you for passing this on.
Wietse
