<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><meta http-equiv="Content-Type" content="text/html; charset=us-ascii" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">On 13 Jul 2018, at 21.39, Wolfgang Rosenauer <<a href="mailto:wrosenauer@gmail.com" class="">wrosenauer@gmail.com</a>> wrote:<br class=""><div class=""><blockquote type="cite" class=""><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class=""><div class="">I think I get pretty much the same issue:</div><div class=""><br class=""></div><div class="">dsync(support): Panic: file mailbox-attribute.c: line 360 (mailbox_attribute_get_stream): assertion failed: (value_r->value != NULL || value_r->value_stream != NULL)<br class="">dsync(support): Error: Raw backtrace: /usr/lib64/dovecot/libdovecot.so.0(+0xc9e06) [0x7fba8a348e06] -> /usr/lib64/dovecot/libdovecot.so.0(default_fatal_handler+0x2a) [0x7fba8a348e4a] -> /usr/lib64/dovecot/libdovecot.so.0(i_fatal+0) [0x7fba8a2bd813] -> /usr/lib64/dovecot/libdovecot-storage.so.0(+0x597fc) [0x7fba8a64f7fc] -> dsync(dsync_mailbox_import_attribute+0x3a) [0x55d72a8ac37a] -> dsync(dsync_brain_sync_mails+0x2ef) [0x55d72a8a7e9f] -> dsync(dsync_brain_run+0x2b0) [0x55d72a8a3690] -> dsync(+0x29f5c) [0x55d72a88af5c] -> dsync(+0x2bd97) [0x55d72a88cd97] -> dsync(+0x2c878) [0x55d72a88d878] -> dsync(doveadm_mail_try_run+0x205) [0x55d72a88e1f5] -> dsync(main+0x475) [0x55d72a87de85] -> /lib64/libc.so.6(__libc_start_main+0xf5) [0x7fba89c8d725] -> dsync(_start+0x29) [0x55d72a87e009]<br class=""></div></div></div></blockquote><br class=""></div><div class="">Already fixed, but was scheduled for v2.3.3: <a href="https://github.com/dovecot/core/commit/4ff4bd024a9b6e7973b76b186ce085c2ca669d3e" class="">https://github.com/dovecot/core/commit/4ff4bd024a9b6e7973b76b186ce085c2ca669d3e</a></div><div class=""><br class=""></div><div class="">As a workaround, you could disable ACL when running dsync: doveadm -o plugin/acl= ...</div><div class=""><br class=""></div></div></body></html>