talloc access after free error ntlmssp_server.c:457
Timo Sirainen
tss at iki.fi
Tue Mar 29 17:46:46 UTC 2016
On 16 Mar 2016, at 22:38, J Landwehr <jlandwehr at icloud.com> wrote:
>
> Our new/fresh dovecot imap installation on CentOS (latest from yum repository, which is 2.2.10) is locking up with a panic on a consistent basis and denying service to subsequent clients. The behavior is repeatable. Have spent weeks debugging and trying different configurations with no success.
>
> Specific /var/log/maillog error messages are:
>
> 12:06:54 dovecot: auth: Error: talloc: access after free error - first free may be at ../auth/ntlmssp/ntlmssp_server.c:457
> 12:06:54 dovecot: auth: Error: Bad talloc magic value - access after free
> 12:06:54 dovecot: auth: Error: PANIC (pid 2570): Bad talloc magic value - access after free
Looks like a bug in the winbind code.
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