Panic: file mdbox-save.c: line 337: unreached

[Aki Tuomi]

On 10.07.2016 17:44, Leon Kyneur wrote:
> Recently updated to 2.2.25. Noticed a migration script I've been
> previously running fine started giving me the errors below.
>
> Remove server doesn't log any failure. doveconf -n attached.
>
> + /bin/doveadm -o mail_fsync=never backup -R -u user at domain.com imapc:
> dsync(user at domain.com): Panic: file mdbox-save.c: line 337: unreached
> dsync(user at domain.com): Error: Raw backtrace:
> /usr/lib64/dovecot/libdovecot.so.0(+0x8d52e) [0x7f58e6da052e] ->
> /usr/lib64/dovecot/libdovecot.so.0(default_fatal_ha
> ndler+0x2a) [0x7f58e6da059a] ->
> /usr/lib64/dovecot/libdovecot.so.0(i_fatal+0) [0x7f58e6d3f1b6] ->
> /usr/lib64/dovecot/libdovecot-storage.so.0(+0x5b157) [0x7f58e7080157]
> -> /usr/lib64/dovecot/libdovecot-storage.so.0(+0xbfdbf)
> [0x7f58e70e4dbf] ->
> /usr/lib64/dovecot/libdovecot-storage.so.0(mail_index_transaction_commit_full+0x9d)
> [0x7f58e
> 710043d] ->
> /usr/lib64/dovecot/libdovecot-storage.so.0(index_transaction_commit+0x107)
> [0x7f58e70e5337] -> /usr/lib64/dovecot/lib20_zlib_plugin.so(+0x3163)
> [0x7f58e5f29
> 163] -> /usr/lib64/dovecot/lib10_quota_plugin.so(+0xc703)
> [0x7f58e613d703] ->
> /usr/lib64/dovecot/libdovecot-storage.so.0(mailbox_transaction_commit_get_changes+0x51)
> [0
> x7f58e7069631] -> /bin/doveadm [user at domain.com INBOX
> import:650/674](dsync_mailbox_import_deinit+0xf8) [0x7f58e7a12898] ->
> /bin/doveadm [user at domain.com IN
> BOX import:650/674](+0x41bbf) [0x7f58e7a0cbbf] -> /bin/doveadm
> [user at domain.com INBOX import:650/674](dsync_brain_sync_mails+0x723)
> [0x7f58e7a0d433] -> /bin/dovea
> dm [user at domain.com INBOX import:650/674](dsync_brain_run+0x5f8)
> [0x7f58e7a08c78] -> /bin/doveadm [user at domain.com INBOX
> import:650/674](+0x27521) [0x7f58e7
> 9f2521] -> /bin/doveadm [user at domain.com INBOX
> import:650/674](+0x2929f) [0x7f58e79f429f] -> /bin/doveadm
> [user at domain.com INBOX import:650/674](+0x29d8d) [0x7f58e79f4d8d] ->
> /bin/doveadm [user at domain.com INBOX
> import:650/674](doveadm_mail_try_run+0x215) [0x7f58e79f56f5] ->
> /bin/doveadm [user at domain.com INBOX import:650/674](main+0x455)
> [0x7f58e79e57f5] -> /lib64/libc.so.6(__libc_start_main+0xf5)
> [0x7f58e6973b15] -> /bin/doveadm [user at domain.com INBOX
> import:650/674](+0x1a96d) [0x7f58e79e596d]
> /root/migrate_code/migrate_mailbox_eftel.sh: line 31: 48637
> Aborted                 /bin/doveadm -o mail_fsync=never backup -R -u
> $USERNAME imapc:
> + RETCODE=134
>
> Regards
>
> Leon

Hi!

Any chance you could run gdb with bt full on the core?

---
Aki Tuomi
Dovecot oy