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...Dec 5 13:43:11 team dovecot: imap(sales at example.com): Fatal: master: service(imap): child 27927 killed with signal 11 (core dumped) [...] messagelog meanwile gets floods of: imap[29173]: segfault at 60 ip 00007f104c160f40 sp 00007fff935a0f58 error 4 in libdovecot-storage.so.0.0.0[7f104c095000+10d000] imap[29175]: segfault at 60 ip 00007fb7247eff40 sp 00007fff8a949578 error 4 in libdovecot-storage.so.0.0.0[7fb724724000+10d000] imap[29177]: segfault at 60 ip 00007f59e4f5df40 sp 00007fff70e884b8 error 4 in libdovecot-storage.so.0.0.0[7f59e4e92000+10d000] imap[29179]: segfault at 60 ip 00007fdda0e...

Hi all, I just had a panic with dovecot 1.1.6, two days after replacing 1.0.15 with it in production. Here are the logs immediately preceding the panic, I think they're related. It seems the user connected simultaneously from two different clients, from his own computer and a webmail running on the server, then manipulated mail folders on one side, and logged out. The panic occurred 3

...gt;): Fatal: master: service(imap): child 23434 killed with signal 11 (core dumped) ... The kernel error log shows: ... Jun 24 10:14:16 mailstore kernel: [13959701.899726] imap[23434]: segfault at 1012acec0 ip 00007f7dd89b5e52 sp 00007ffffd33d9b0 error 4 in libdovecot-storage.so.0.0.0[7f7dd88ed000+10d000] ... This seems only to happen in conjunction with Horde Webmail. Other IMAP clients aren't affected. I made a backtrace: -----> start backtrace <----- Core was generated by `dovecot/imap'. Program terminated with signal 11, Segmentation fault. #0 mail_index_strmap_uid_exists (ctx...

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