Created attachment 9626 [details]
gdb bt full
Using a Windows 8.1 client, specifically using the new default Microsoft account login, logging into a non-guest Samba share eventually results in a crash due to an invalid free in talloc.
Created attachment 9627 [details]
smbd debug level 10 log
Created attachment 9628 [details]
Can this be a dup of bug 10415? Can you try the patches from there?
Yes, that takes care of it for me with older talloc. Interestingly I had updated to talloc 2.1.0 and never saw the panic again after that.
*** This bug has been marked as a duplicate of bug 10415 ***