[Dovecot] Dovecot 2.0, 2.1 and 2.2.5 core dump when Quota Plugin (FS) is enabled

[Timo Sirainen]

On 10.9.2013, at 13.25, Harald Strack <strack at hm.edu> wrote:

> Sep 10 11:17:04 imap(strack): Panic: file mbox-storage.c: line 712 (mbox_transaction_unlock): assertion failed: (mbox->box.transaction_count > 0 || mbox->mbox_lock_type == F_UNLCK)
..
> #5  0x0000003c786600c0 in mbox_transaction_unlock (box=0x1a51270, lock_id=<value optimized out>) at mbox-storage.c:711
> #6  0x00007f95c08c77e7 in quota_mailbox_transaction_rollback (ctx=0x1a589e0) at quota-storage.c:142
> #7  0x00007f95c08c7218 in quota_mailbox_sync_notify (box=0x1a51270, uid=0, sync_type=0) at quota-storage.c:301
> #8  0x0000003c7865fea8 in mbox_sync (mbox=0x1a51270, flags=<value optimized out>) at mbox-sync.c:2006
> #9  0x0000003c78657c07 in mbox_transaction_save_commit_post (_ctx=0x1a53e20, result=<value optimized out>) at mbox-save.c:807
> #10 0x0000003c786a5313 in index_transaction_index_commit (index_trans=0x1a5a530, result_r=0x7fff1c87f190) at index-transaction.c:50
> #11 0x0000003c786b3cdf in mail_index_transaction_commit_full (_t=0x7fff1c87f1b8, result_r=0x7fff1c87f190) at mail-index-transaction.c:251
> #12 0x0000003c786a4f5a in index_transaction_commit (t=<value optimized out>, changes_r=<value optimized out>) at index-transaction.c:132
> #13 0x0000003c78660121 in mbox_transaction_commit (t=<value optimized out>, changes_r=<value optimized out>) at mbox-storage.c:729
> #14 0x00007f95c08c78af in quota_mailbox_transaction_commit (ctx=0x1a5a390, changes_r=0x7fff1c87f260) at quota-storage.c:124
> #15 0x0000003c7867aa9e in mailbox_transaction_commit_get_changes (_t=<value optimized out>, changes_r=0x7fff1c87f260) at mail-storage.c:1515

Fixed: http://hg.dovecot.org/dovecot-2.2/rev/afc8c800f6ca