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[Lars <1332120@xxxxxxxxxxxxxxxxxx>]

apport information

** Attachment added: "ProcInterrupts.txt"
   https://bugs.launchpad.net/bugs/1332120/+attachment/4134935/+files/ProcInterrupts.txt

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https://bugs.launchpad.net/bugs/1332120

Title:
  panic error while backup mailboxes with doveadm backup

Status in “dovecot” package in Ubuntu:
  Confirmed

Bug description:
  Hi there is a fix for this bug:

  #doveadm -v backup -fu user mdbox: ....

  dsync(user): Panic: file dsync-brain-mailbox-tree-sync.c: line 111 (dsync_brain_mailbox_tree_sync_change): assertion failed: (brain->no_backup_overwrite)
  dsync(user): Error: Raw backtrace: /usr/lib/dovecot/libdovecot.so.0(+0x5e271) [0x7f60764c1271] -> /usr/lib/dovecot/libdovecot.so.0(default_fatal_handler+0x2a) [0x7f60764c12da] -> /usr/lib/dovecot/libdovecot.so.0(i_fatal+0) [0x7f607647ca9e] -> doveadm [user recv_mailbox_tree_deletes](dsync_brain_mailbox_tree_sync_change+0x442) [0x7f60770e0142] -> doveadm [user recv_mailbox_tree_deletes](dsync_brain_recv_mailbox_tree_deletes+0x11b) [0x7f60770dfc4b] -> doveadm [user recv_mailbox_tree_deletes](dsync_brain_run+0x4e3) [0x7f60770dd0b3] -> doveadm [user recv_mailbox_tree_deletes](+0x2d964) [0x7f60770da964] -> doveadm [user recv_mailbox_tree_deletes](+0x15b5b) [0x7f60770c2b5b] -> doveadm [user recv_mailbox_tree_deletes](doveadm_mail_try_run+0x26c) [0x7f60770c38ac] -> doveadm [user recv_mailbox_tree_deletes](main+0x414) [0x7f60770c26d4] -> /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5) [0x7f60760beec5] -> doveadm [user recv_mailbox_tree_deletes](+0x15922) [0x7f60770c2922]

  dovecot-core 2.2.9-1ubuntu2.1 from 14.04 LTS

  the fix:
  https://www.mail-archive.com/dovecot@xxxxxxxxxxx/msg56465.html
  http://hg.dovecot.org/dovecot-2.2/rev/fbc8fe46dfce

  dovecot-core:
    Installiert:           1:2.2.9-1ubuntu2.1
    Installationskandidat: 1:2.2.9-1ubuntu2.1
    Versionstabelle:
   *** 1:2.2.9-1ubuntu2.1 0
          500 http://de.archive.ubuntu.com/ubuntu/ trusty-updates/main amd64 Packages
          500 http://security.ubuntu.com/ubuntu/ trusty-security/main amd64 Packages
          100 /var/lib/dpkg/status
       1:2.2.9-1ubuntu2 0
          500 http://de.archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages


  this is a show stopper bug because it is our main mail server

  Thanks
  Lars
  --- 
  AlsaDevices:
   total 0
   crw-rw---- 1 root audio 116,  1 Mai 28 09:21 seq
   crw-rw---- 1 root audio 116, 33 Mai 28 09:21 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.14.1-0ubuntu3.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
  CRDA: Error: [Errno 2] No such file or directory
  DistroRelease: Ubuntu 14.04
  HibernationDevice: RESUME=UUID=4618df75-90fb-4d7a-854e-0e2450e346b0
  InstallationDate: Installed on 2014-01-10 (160 days ago)
  InstallationMedia: Ubuntu-Server 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140109)
  MachineType: Intel Corporation S3420GP
  Package: linux (not installed)
  PciMultimedia:
   
  ProcEnviron:
   TERM=rxvt
   PATH=(custom, no user)
   LANG=de_DE.UTF-8
   SHELL=/bin/bash
  ProcFB:
   
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-27-generic root=UUID=e0a0ee6f-8c04-4b0d-91e7-49b369b09cd4 ro nomdmonddf nomdmonisw
  ProcVersionSignature: Ubuntu 3.13.0-27.50-generic 3.13.11
  RelatedPackageVersions:
   linux-restricted-modules-3.13.0-27-generic N/A
   linux-backports-modules-3.13.0-27-generic  N/A
   linux-firmware                             1.127.2
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  trusty
  Uname: Linux 3.13.0-27-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  WifiSyslog:
   
  _MarkForUpload: True
  dmi.bios.date: 05/11/2012
  dmi.bios.vendor: Intel Corp.
  dmi.bios.version: S3420GP.86B.01.00.0051.051120121541
  dmi.board.asset.tag: ....................
  dmi.board.name: S3420GP
  dmi.board.vendor: Intel Corporation
  dmi.board.version: E51974-406
  dmi.chassis.asset.tag: ....................
  dmi.chassis.type: 17
  dmi.chassis.vendor: IUF-Computer
  dmi.chassis.version: ..................
  dmi.modalias: dmi:bvnIntelCorp.:bvrS3420GP.86B.01.00.0051.051120121541:bd05/11/2012:svnIntelCorporation:pnS3420GP:pvr....................:rvnIntelCorporation:rnS3420GP:rvrE51974-406:cvnIUF-Computer:ct17:cvr..................:
  dmi.product.name: S3420GP
  dmi.product.version: ....................
  dmi.sys.vendor: Intel Corporation

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