2.2.19 crash

[Toni Mattila]

Hi All,

I also tried with 16ff395c156e and 3d576d682137 patches that touch 
lib-storage/notify and still 2.2.19 cores:

Core was generated by `dovecot/imap'.
Program terminated with signal 11, Segmentation fault.
#0  0x0043bb8c in mailbox_list_notify_next (notify=0x0, 
rec_r=0xbfdb34a0) at mailbox-list-notify.c:28
28              return notify->list->v.notify_next(notify, rec_r);
(gdb) bt
#0  0x0043bb8c in mailbox_list_notify_next (notify=0x0, 
rec_r=0xbfdb34a0) at mailbox-list-notify.c:28
#1  0x080641f2 in imap_client_notify_ns (notify_ns=0x9f5b470) at 
imap-notify.c:248
#2  0x0806476a in imap_client_notify_more (client=<value optimized out>) 
at imap-notify.c:297
#3  0x080648df in imap_client_notify_newmails (client=0x9f575b8) at 
imap-notify.c:339
#4  0x080699fe in imap_sync_notify_more (ctx=0x9f85b10) at imap-sync.c:356
#5  imap_sync_more (ctx=0x9f85b10) at imap-sync.c:526
#6  0x08069db2 in cmd_sync_continue (sync_cmd=0x9f58000) at imap-sync.c:658
#7  0x0806a206 in cmd_sync_delayed_real (client=0x9f575b8) at 
imap-sync.c:748
#8  cmd_sync_delayed (client=0x9f575b8) at imap-sync.c:886
#9  0x0043dc35 in notify_delay_callback (box=0x9f84e88) at 
mailbox-watch.c:26
#10 0x001e9c60 in io_loop_handle_timeouts_real (ioloop=0x9f3f498) at 
ioloop.c:527
#11 io_loop_handle_timeouts (ioloop=0x9f3f498) at ioloop.c:540
#12 0x001eb299 in io_loop_handler_run_internal (ioloop=0x9f3f498) at 
ioloop-epoll.c:193
#13 0x001e9a8b in io_loop_handler_run (ioloop=0x9f3f498) at ioloop.c:607
#14 0x001e9e08 in io_loop_run (ioloop=0x9f3f498) at ioloop.c:583
#15 0x0017d16d in master_service_run (service=0x9f3f3c8, 
callback=0x806a700 <client_connected>) at master-service.c:640
#16 0x0806af22 in main (argc=Cannot access memory at address 0x0
) at main.c:442

Anything else I should try?

Thanks in advance,
Toni Mattila