Josef 'Jeff' Sipek
2018-Jan-24 22:39 UTC
Panic: data stack: Out of memory when allocating bytes
On Wed, Jan 24, 2018 at 18:55:47 +0100, Thomas Robers wrote:> Am 23.01.2018 um 20:07 schrieb Josef 'Jeff' Sipek: > > On Tue, Jan 23, 2018 at 14:03:27 -0500, Josef 'Jeff' Sipek wrote: > > > On Tue, Jan 23, 2018 at 18:21:38 +0100, Thomas Robers wrote:...> > > 1. Do you have any idea what the imap process was doing at the time of the > > > allocation failure? > > Yes perhaps. We use shared mailboxes and at the time of failure the > imap process is reading acl files in a shared mailbox (and subfolder). > This shared mailbox has about 2800 subfolder and the acl files are read > in about 10sec and and during this reading the imap process dies with > the already mentioned error. It seems it has something to do with the > shared mailbox, because since yesterday morning 5 core dumps have been > created, 4 of them by one user accessing the shared mailbox and 1 > by the user who is the owner of the shared mailbox. No other mailboxes > are affected until now.Based on the stack trace, the client was creating a new mailbox, which caused an acl list rebuild, which ended up triggering this oddly sized allocation.> > > 2. You snipped all the important parts of the back trace. :) It *starts* on > > > the line: > > > #0 0x00007f73f1386495 in raise () from /lib64/libc.so.6 > > > > In case you haven't used gdb before... after starting up gdb, run "bt full" > > at the gdb prompt. That'll print out a very detailed backtrace. (You might > > want to sanity check it to make sure there aren't any user passwords in it > > before posting it here...) > > Yes, sorry I'm not very familiar in using gdb, but here is the full > backtrace:It looks like the binaries are stripped. There should be a "debug" package you can install with symbol information. Then, the backtrace should be much more helpful.> > > Having the backtrace should help answer question number 1. > > > 3. How big is this process when it dies? > > I don't know which imap process dies beforehand so how do i get this > information?The size of the core file will give you an general idea. gdb can also print out lots of info via "maintenance info sections", but I don't think that'll help figuring out why things blow up. Jeff. -- Keyboard not found! Press F1 to enter Setup
Thomas Robers
2018-Jan-25 15:24 UTC
Panic: data stack: Out of memory when allocating bytes
Hi, Am 24.01.2018 um 23:39 schrieb Josef 'Jeff' Sipek:> It looks like the binaries are stripped. There should be a "debug" package > you can install with symbol information. Then, the backtrace should be much > more helpful.I installed the debug package and the backtrace now is: --- snip --- (gdb) bt full #0 0x00007f73f1386495 in raise () from /lib64/libc.so.6 No symbol table info available. #1 0x00007f73f1387c75 in abort () from /lib64/libc.so.6 No symbol table info available. #2 0x00007f73f17ab822 in mem_block_alloc (min_size=520) at data-stack.c:356 block = <value optimized out> prev_size = <value optimized out> alloc_size = 134217728 #3 0x00007f73f17abc18 in t_malloc_real (size=<value optimized out>, permanent=true) at data-stack.c:415 block = <value optimized out> ret = <value optimized out> alloc_size = 520 #4 0x00007f73f17abdeb in t_malloc0 (size=513) at data-stack.c:468 mem = <value optimized out> #5 0x00007f73f17a95dd in p_malloc (buf=0x7f73ebdcef28, size=513) at mempool.h:99 No locals. #6 buffer_alloc (buf=0x7f73ebdcef28, size=513) at buffer.c:34 __func__ = "buffer_alloc" #7 0x00007f73f17a967b in buffer_create_dynamic (pool=<value optimized out>, init_size=512) at buffer.c:143 buf = 0x7f73ebdcef28 #8 0x00007f73f17a803b in backtrace_get (backtrace_r=0x7ffd0ddd8358) at backtrace-string.c:86 str = <value optimized out> #9 0x00007f73f17af1da in default_fatal_finish (type=<value optimized out>, status=0) at failures.c:221 backtrace = <value optimized out> recursed = 1 #10 0x00007f73f17af766 in i_internal_fatal_handler (ctx=0x7ffd0ddd83a0, format=<value optimized out>, args=<value optimized out>) at failures.c:718 status = 0 #11 0x00007f73f1723e11 in i_panic (format=0x1310 <Address 0x1310 out of bounds>) at failures.c:306 ctx = {type = LOG_TYPE_PANIC, exit_status = 0, timestamp = 0x0, timestamp_usecs = 0, log_prefix = 0x0} args = {{gp_offset = 16, fp_offset = 48, overflow_arg_area = 0x7ffd0ddd84a0, reg_save_area = 0x7ffd0ddd83e0}} #12 0x00007f73f17ab83a in mem_block_alloc (min_size=512) at data-stack.c:360 block = <value optimized out> prev_size = <value optimized out> alloc_size = 134217728 #13 0x00007f73f17abc18 in t_malloc_real (size=<value optimized out>, permanent=false) at data-stack.c:415 block = <value optimized out> ret = <value optimized out> alloc_size = 512 #14 0x00007f73f17abd3b in t_buffer_get (size=512) at data-stack.c:543 ret = 0x0 #15 0x00007f73f17e1d60 in vstrconcat (str1=0x7f73ebdceeb0 "/export/home/imap/bill at tutech.de/Maildir/.bla_blub.foo_bar.John Doe", args=0x7ffd0ddd8550, ret_len=0x7ffd0ddd8570) at strfuncs.c:183 str = 0x7f73ebdceeb0 "/export/home/imap/bill at tutech.de/Maildir/.bla_blub.foo_bar.John Doe" temp = <value optimized out> bufsize = 512 i = <value optimized out> len = <value optimized out> __func__ = "vstrconcat" #16 0x00007f73f17b7d03 in i_strconcat (str1=0x7f73ebdceeb0 "/export/home/imap/bill at tutech.de/Maildir/.bla_blub.foo_bar.John Doe") at imem.c:65 temp = <value optimized out> _data_stack_cur_id = 5 args = {{gp_offset = 8, fp_offset = 48, overflow_arg_area = 0x7ffd0ddd8650, reg_save_area = 0x7ffd0ddd8580}} ret = <value optimized out> len = <value optimized out> __func__ = "i_strconcat" #17 0x00007f73f0b1fa39 in acl_backend_vfile_object_init (_backend=0x7f73f255c498, name=0x7f73ebdceda8 "bla_blub.foo_bar.John Doe") at acl-backend-vfile.c:169 _data_stack_cur_id = 4 backend = 0x7f73f255c498 aclobj = 0x7f73f25b5420 dir = <value optimized out> vname = 0x7f73ebdcee68 "shared/bill at tutech.de/bla_blub/foo_bar/John Doe" error = 0x0 #18 0x00007f73f0b20740 in acllist_append (backend=0x7f73f255c498) at acl-backend-vfile-acllist.c:187 iter = 0x0 ret = <value optimized out> aclobj = 0x0 rights = {id_type = ACL_ID_USER, identifier = 0x7f73f25c7930 "betty at tutech.de", rights = 0x7f73f25c7948, neg_rights = 0x0, global = false} acllist = {mtime = 1512404820, name = 0x7f73f26369b8 "bla_blub.foo_bar.Some_Text&AOQ-ge"} name = 0x7f73ebdceda8 "bla_blub.foo_bar.John Doe" #19 acl_backend_vfile_acllist_try_rebuild (backend=0x7f73f255c498) at acl-backend-vfile-acllist.c:278 list = <value optimized out> ns = 0x7f73f2547fd0 iter = 0x7f73f25aad48 type = MAILBOX_LIST_PATH_TYPE_DIR info = <value optimized out> rootdir = 0x7f73f255bf58 "/export/home/imap/bill at tutech.de/Maildir" acllist_path = <value optimized out> output = 0x7f73f27d9990 st = {st_dev = 140135963676352, st_ino = 140135948493088, st_nlink = 8192, st_mode = 333072, st_uid = 0, st_gid = 4068358896, __pad0 = 32627, st_rdev = 8192, st_size = 140135948493088, st_blksize = 140135945267666, st_blocks = 139, st_atim = {tv_sec = 8192, tv_nsec = 8192}, st_mtim = {tv_sec = 0, tv_nsec = 34}, st_ctim = {tv_sec = 34, tv_nsec = 140135965564672}, __unused = {140135949466998, 140135966284032, 140135949496358}} perm = {file_uid = 10000, file_gid = 10000, file_create_mode = 384, dir_create_mode = 448, file_create_gid = 4294967295, file_create_gid_origin = 0x7f73f255c3a8 "/export/home/imap/bill at tutech.de/Maildir", gid_origin_is_mailbox_path = false, mail_index_permissions_set = false} path = 0x7f73eb9a52a8 fd = 17 ret = 0 __func__ = "acl_backend_vfile_acllist_try_rebuild" #20 0x00007f73f0b20b7d in acl_backend_vfile_acllist_rebuild (backend=0x7f73f255c498) at acl-backend-vfile-acllist.c:332 acllist_path = <value optimized out> #21 0x00007f73f0b21569 in acl_backend_vfile_object_update (_aclobj=0x7f73f2568ef0, update=0x7ffd0ddd89b0) at acl-backend-vfile-update.c:258 aclobj = 0x7f73f2568ef0 backend = 0x7f73f255c498 validity = <value optimized out> dotlock = 0x0 ut = {actime = 16, modtime = 0} orig_mtime = 1516713792 path = 0x7f73f274bfd0 "shared/bill at tutech.de/bla_blub/foo_bar/John Doe" i = 11 fd = 17 __func__ = "acl_backend_vfile_object_update" #22 0x00007f73f0b24bd8 in acl_mailbox_copy_acls_from_parent (box=0x7f73f25514d8, update=0x0, directory=<value optimized out>) at acl-mailbox.c:108 abox = 0x7f73f2551be8 alist = <value optimized out> iter = 0x7f73f24f7fe8 parent_aclobj = 0x7f73f25bab90 update = {rights = {id_type = ACL_ID_USER, identifier = 0x7f73f25e2398 "mailadmin", rights = 0x7f73f25e23f0, neg_rights = 0x7f73f25e24a8, global = false}, modify_mode = ACL_MODIFY_MODE_REPLACE, neg_modify_mode = ACL_MODIFY_MODE_REPLACE, last_change = 0} #23 acl_mailbox_create (box=0x7f73f25514d8, update=0x0, directory=<value optimized out>) at acl-mailbox.c:151 ---Type <return> to continue, or q <return> to quit--- abox = <value optimized out> ret = 0 #24 0x00007f73f1aa1973 in mailbox_create (box=0x7f73f25514d8, update=0x0, directory=false) at mail-storage.c:1535 ret = <value optimized out> #25 0x00007f73f1fd1654 in cmd_create (cmd=0x7f73f24e9fc8) at cmd-create.c:42 ns = 0x7f73f2547fd0 mailbox = 0x7f73f24c22c0 "shared/bill at tutech.de/bla_blub/HUU/HUU117 - some More-text/USE/im Gespr?ch" orig_mailbox = <value optimized out> box = 0x7f73f25514d8 directory = <value optimized out> len = 107 #26 0x00007f73f1fde585 in command_exec (cmd=0x7f73f24e9fc8) at imap-commands.c:201 hook = 0x7f73f24cb940 finished = <value optimized out> __func__ = "command_exec" #27 0x00007f73f1fdb7b0 in client_command_input (cmd=0x7f73f24e9fc8) at imap-client.c:1124 client = 0x7f73f24e8a28 command = <value optimized out> __func__ = "client_command_input" #28 0x00007f73f1fdb848 in client_command_input (cmd=0x7f73f24e9fc8) at imap-client.c:1187 client = 0x7f73f24e8a28 command = <value optimized out> __func__ = "client_command_input" #29 0x00007f73f1fdbc35 in client_handle_next_command (client=0x7f73f24e8a28) at imap-client.c:1229 No locals. #30 client_handle_input (client=0x7f73f24e8a28) at imap-client.c:1243 _data_stack_cur_id = 3 ret = 80 remove_io = false handled_commands = false __func__ = "client_handle_input" #31 0x00007f73f1fdc17e in client_input (client=0x7f73f24e8a28) at imap-client.c:1289 cmd = <value optimized out> output = 0x7f73f24fcdb0 bytes = 121 __func__ = "client_input" #32 0x00007f73f17c5ec5 in io_loop_call_io (io=0x7f73f25e56e0) at ioloop.c:614 ioloop = 0x7f73f24cac50 t_id = 2 __func__ = "io_loop_call_io" #33 0x00007f73f17c7dcf in io_loop_handler_run_internal (ioloop=<value optimized out>) at ioloop-epoll.c:222 ctx = 0x7f73f24cd580 events = <value optimized out> event = 0x7f73f24ce430 list = 0x7f73f24cf150 io = <value optimized out> tv = {tv_sec = 2, tv_usec = 213478} events_count = <value optimized out> msecs = <value optimized out> ret = 1 i = <value optimized out> call = <value optimized out> __func__ = "io_loop_handler_run_internal" #34 0x00007f73f17c5fb5 in io_loop_handler_run (ioloop=0x7f73f24cac50) at ioloop.c:666 ---Type <return> to continue, or q <return> to quit--- __func__ = "io_loop_handler_run" #35 0x00007f73f17c61d8 in io_loop_run (ioloop=0x7f73f24cac50) at ioloop.c:639 __func__ = "io_loop_run" #36 0x00007f73f1745ab3 in master_service_run (service=0x7f73f24caae0, callback=<value optimized out>) at master-service.c:767 No locals. #37 0x00007f73f1feacee in main (argc=1, argv=0x7f73f24ca890) at main.c:530 set_roots = {0x7f73f1a4afe0, 0x7f73f21fb620, 0x0} login_set = {auth_socket_path = 0x7f73f24c2058 "\220 L\362s\177", postlogin_socket_path = 0x0, postlogin_timeout_secs = 60, callback = 0x7f73f1feaea0 <login_client_connected>, failure_callback = 0x7f73f1fea350 <login_client_failed>, request_auth_token = true} service_flags = <value optimized out> storage_service_flags = <value optimized out> username = <value optimized out> auth_socket_path = <value optimized out> c = <value optimized out> error = 0xbf <Address 0xbf out of bounds> --- snip --- Does this help?>>>> Having the backtrace should help answer question number 1. >>>> 3. How big is this process when it dies? >> >> I don't know which imap process dies beforehand so how do i get this >> information? > > The size of the core file will give you an general idea. gdb can also print > out lots of info via "maintenance info sections", but I don't think that'll > help figuring out why things blow up.The core file sizes are between 125MB and 133MB and "gdb maintenance info sections" produces: --- snip --- (gdb) maintenance info sections Exec file: `/usr/libexec/dovecot/imap', file type elf64-x86-64. 0x00000238->0x00000254 at 0x00000238: .interp ALLOC LOAD READONLY DATA HAS_CONTENTS 0x00000254->0x00000274 at 0x00000254: .note.ABI-tag ALLOC LOAD READONLY DATA HAS_CONTENTS 0x00000274->0x00000298 at 0x00000274: .note.gnu.build-id ALLOC LOAD READONLY DATA HAS_CONTENTS 0x00000298->0x00000a0c at 0x00000298: .gnu.hash ALLOC LOAD READONLY DATA HAS_CONTENTS 0x00000a10->0x00004988 at 0x00000a10: .dynsym ALLOC LOAD READONLY DATA HAS_CONTENTS 0x00004988->0x00007edc at 0x00004988: .dynstr ALLOC LOAD READONLY DATA HAS_CONTENTS 0x00007edc->0x00008426 at 0x00007edc: .gnu.version ALLOC LOAD READONLY DATA HAS_CONTENTS 0x00008428->0x00008478 at 0x00008428: .gnu.version_r ALLOC LOAD READONLY DATA HAS_CONTENTS 0x00008478->0x00009cc0 at 0x00008478: .rela.dyn ALLOC LOAD READONLY DATA HAS_CONTENTS 0x00009cc0->0x0000c6d8 at 0x00009cc0: .rela.plt ALLOC LOAD READONLY DATA HAS_CONTENTS 0x0000c6d8->0x0000c6f0 at 0x0000c6d8: .init ALLOC LOAD READONLY CODE HAS_CONTENTS 0x0000c6f0->0x0000e310 at 0x0000c6f0: .plt ALLOC LOAD READONLY CODE HAS_CONTENTS 0x0000e310->0x0002e2d8 at 0x0000e310: .text ALLOC LOAD READONLY CODE HAS_CONTENTS 0x0002e2d8->0x0002e2e6 at 0x0002e2d8: .fini ALLOC LOAD READONLY CODE HAS_CONTENTS 0x0002e300->0x00034caf at 0x0002e300: .rodata ALLOC LOAD READONLY DATA HAS_CONTENTS 0x00034cb0->0x0003586c at 0x00034cb0: .eh_frame_hdr ALLOC LOAD READONLY DATA HAS_CONTENTS 0x00035870->0x00039c3c at 0x00035870: .eh_frame ALLOC LOAD READONLY DATA HAS_CONTENTS 0x0023a448->0x0023a458 at 0x0003a448: .ctors ALLOC LOAD DATA HAS_CONTENTS 0x0023a458->0x0023a468 at 0x0003a458: .dtors ALLOC LOAD DATA HAS_CONTENTS 0x0023a468->0x0023a470 at 0x0003a468: .jcr ALLOC LOAD DATA HAS_CONTENTS 0x0023a480->0x0023af10 at 0x0003a480: .data.rel.ro ALLOC LOAD DATA HAS_CONTENTS 0x0023af10->0x0023b0f0 at 0x0003af10: .dynamic ALLOC LOAD DATA HAS_CONTENTS 0x0023b0f0->0x0023bff8 at 0x0003b0f0: .got ALLOC LOAD DATA HAS_CONTENTS 0x0023c000->0x0023c308 at 0x0003c000: .data ALLOC LOAD DATA HAS_CONTENTS 0x0023c310->0x0023c3b0 at 0x0003c308: .bss ALLOC 0x00000000->0x00000010 at 0x0003c308: .gnu_debuglink READONLY HAS_CONTENTS Core file: `/var/core/4880', file type elf64-x86-64. 0x00000000->0x00000558 at 0x00000f20: note0 READONLY HAS_CONTENTS 0x00000000->0x000000d8 at 0x00000fa4: .reg/4880 HAS_CONTENTS 0x00000000->0x000000d8 at 0x00000fa4: .reg HAS_CONTENTS 0x00000000->0x00000130 at 0x00001134: .auxv HAS_CONTENTS 0x00000000->0x00000200 at 0x00001278: .reg2/4880 HAS_CONTENTS 0x00000000->0x00000200 at 0x00001278: .reg2 HAS_CONTENTS 0x7f73e7dcf000->0x7f73ef5d3000 at 0x00002000: load1 ALLOC LOAD HAS_CONTENTS 0x7f73efcd6000->0x7f73efcd7000 at 0x07806000: load2a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73efcd7000->0x7f73efcd7000 at 0x07807000: load2b ALLOC READONLY CODE 0x7f73efcdd000->0x7f73efcdd000 at 0x07807000: load3 ALLOC READONLY 0x7f73efedc000->0x7f73efedd000 at 0x07807000: load4 ALLOC LOAD HAS_CONTENTS 0x7f73efedd000->0x7f73efede000 at 0x07808000: load5a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73efede000->0x7f73efede000 at 0x07809000: load5b ALLOC READONLY CODE 0x7f73efeed000->0x7f73efeed000 at 0x07809000: load6 ALLOC READONLY 0x7f73f00ec000->0x7f73f00ee000 at 0x07809000: load7 ALLOC LOAD HAS_CONTENTS 0x7f73f00ee000->0x7f73f00ef000 at 0x0780b000: load8a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73f00ef000->0x7f73f00ef000 at 0x0780c000: load8b ALLOC READONLY CODE 0x7f73f0103000->0x7f73f0103000 at 0x0780c000: load9 ALLOC READONLY 0x7f73f0302000->0x7f73f0303000 at 0x0780c000: load10 ALLOC LOAD READONLY HAS_CONTENTS 0x7f73f0303000->0x7f73f0304000 at 0x0780d000: load11 ALLOC LOAD HAS_CONTENTS 0x7f73f0304000->0x7f73f0305000 at 0x0780e000: load12a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73f0305000->0x7f73f0305000 at 0x0780f000: load12b ALLOC READONLY CODE 0x7f73f030c000->0x7f73f030c000 at 0x0780f000: load13 ALLOC READONLY 0x7f73f050b000->0x7f73f050c000 at 0x0780f000: load14 ALLOC LOAD HAS_CONTENTS ---Type <return> to continue, or q <return> to quit--- 0x7f73f050c000->0x7f73f050d000 at 0x07810000: load15a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73f050d000->0x7f73f050d000 at 0x07811000: load15b ALLOC READONLY CODE 0x7f73f050f000->0x7f73f050f000 at 0x07811000: load16 ALLOC READONLY 0x7f73f070e000->0x7f73f070f000 at 0x07811000: load17 ALLOC LOAD HAS_CONTENTS 0x7f73f070f000->0x7f73f0710000 at 0x07812000: load18a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73f0710000->0x7f73f0710000 at 0x07813000: load18b ALLOC READONLY CODE 0x7f73f0712000->0x7f73f0712000 at 0x07813000: load19 ALLOC READONLY 0x7f73f0911000->0x7f73f0912000 at 0x07813000: load20 ALLOC LOAD HAS_CONTENTS 0x7f73f0912000->0x7f73f0913000 at 0x07814000: load21a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73f0913000->0x7f73f0913000 at 0x07815000: load21b ALLOC READONLY CODE 0x7f73f0916000->0x7f73f0916000 at 0x07815000: load22 ALLOC READONLY 0x7f73f0b15000->0x7f73f0b16000 at 0x07815000: load23 ALLOC LOAD HAS_CONTENTS 0x7f73f0b16000->0x7f73f0b17000 at 0x07816000: load24a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73f0b17000->0x7f73f0b17000 at 0x07817000: load24b ALLOC READONLY CODE 0x7f73f0b2a000->0x7f73f0b2a000 at 0x07817000: load25 ALLOC READONLY 0x7f73f0d2a000->0x7f73f0d2b000 at 0x07817000: load26 ALLOC LOAD HAS_CONTENTS 0x7f73f0d2b000->0x7f73f0d2c000 at 0x07818000: load27a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73f0d2c000->0x7f73f0d2c000 at 0x07819000: load27b ALLOC READONLY CODE 0x7f73f0d42000->0x7f73f0d42000 at 0x07819000: load28 ALLOC READONLY 0x7f73f0f42000->0x7f73f0f43000 at 0x07819000: load29 ALLOC LOAD READONLY HAS_CONTENTS 0x7f73f0f43000->0x7f73f0f44000 at 0x0781a000: load30 ALLOC LOAD HAS_CONTENTS 0x7f73f0f44000->0x7f73f0f48000 at 0x0781b000: load31 ALLOC LOAD HAS_CONTENTS 0x7f73f0f48000->0x7f73f0f49000 at 0x0781f000: load32a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73f0f49000->0x7f73f0f49000 at 0x07820000: load32b ALLOC READONLY CODE 0x7f73f0f4a000->0x7f73f0f4a000 at 0x07820000: load33 ALLOC READONLY 0x7f73f114a000->0x7f73f114b000 at 0x07820000: load34 ALLOC LOAD READONLY HAS_CONTENTS 0x7f73f114b000->0x7f73f114c000 at 0x07821000: load35 ALLOC LOAD HAS_CONTENTS 0x7f73f114c000->0x7f73f114d000 at 0x07822000: load36a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73f114d000->0x7f73f114d000 at 0x07823000: load36b ALLOC READONLY CODE 0x7f73f1153000->0x7f73f1153000 at 0x07823000: load37 ALLOC READONLY 0x7f73f1352000->0x7f73f1353000 at 0x07823000: load38 ALLOC LOAD READONLY HAS_CONTENTS 0x7f73f1353000->0x7f73f1354000 at 0x07824000: load39 ALLOC LOAD HAS_CONTENTS 0x7f73f1354000->0x7f73f1355000 at 0x07825000: load40a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73f1355000->0x7f73f1355000 at 0x07826000: load40b ALLOC READONLY CODE 0x7f73f14de000->0x7f73f14de000 at 0x07826000: load41 ALLOC READONLY 0x7f73f16de000->0x7f73f16e2000 at 0x07826000: load42 ALLOC LOAD READONLY HAS_CONTENTS 0x7f73f16e2000->0x7f73f16e4000 at 0x0782a000: load43 ALLOC LOAD HAS_CONTENTS 0x7f73f16e4000->0x7f73f16e8000 at 0x0782c000: load44 ALLOC LOAD HAS_CONTENTS 0x7f73f16e8000->0x7f73f16e9000 at 0x07830000: load45a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73f16e9000->0x7f73f16e9000 at 0x07831000: load45b ALLOC READONLY CODE 0x7f73f184b000->0x7f73f184b000 at 0x07831000: load46 ALLOC READONLY 0x7f73f1a4a000->0x7f73f1a52000 at 0x07831000: load47 ALLOC LOAD READONLY HAS_CONTENTS 0x7f73f1a52000->0x7f73f1a53000 at 0x07839000: load48 ALLOC LOAD HAS_CONTENTS 0x7f73f1a53000->0x7f73f1a56000 at 0x0783a000: load49 ALLOC LOAD HAS_CONTENTS 0x7f73f1a56000->0x7f73f1a57000 at 0x0783d000: load50a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73f1a57000->0x7f73f1a57000 at 0x0783e000: load50b ALLOC READONLY CODE 0x7f73f1b92000->0x7f73f1b92000 at 0x0783e000: load51 ALLOC READONLY 0x7f73f1d92000->0x7f73f1d9e000 at 0x0783e000: load52 ALLOC LOAD HAS_CONTENTS 0x7f73f1d9e000->0x7f73f1d9f000 at 0x0784a000: load53a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73f1d9f000->0x7f73f1d9f000 at 0x0784b000: load53b ALLOC READONLY CODE 0x7f73f1f0e000->0x7f73f1f2f000 at 0x0784b000: load54 ALLOC LOAD HAS_CONTENTS 0x7f73f1f2f000->0x7f73f1f73000 at 0x0786c000: load55 ALLOC LOAD HAS_CONTENTS 0x7f73f1fa4000->0x7f73f1fa8000 at 0x078b0000: load56 ALLOC LOAD HAS_CONTENTS 0x7f73f1fbc000->0x7f73f1fbe000 at 0x078b4000: load57 ALLOC LOAD HAS_CONTENTS ---Type <return> to continue, or q <return> to quit--- 0x7f73f1fbe000->0x7f73f1fbf000 at 0x078b6000: load58 ALLOC LOAD READONLY HAS_CONTENTS 0x7f73f1fbf000->0x7f73f1fc0000 at 0x078b7000: load59 ALLOC LOAD HAS_CONTENTS 0x7f73f1fc0000->0x7f73f1fc1000 at 0x078b8000: load60 ALLOC LOAD HAS_CONTENTS 0x7f73f1fc1000->0x7f73f1fc2000 at 0x078b9000: load61a ALLOC LOAD READONLY CODE HAS_CONTENTS 0x7f73f1fc2000->0x7f73f1fc2000 at 0x078ba000: load61b ALLOC READONLY CODE 0x7f73f21fb000->0x7f73f21fd000 at 0x078ba000: load62 ALLOC LOAD READONLY HAS_CONTENTS 0x7f73f21fd000->0x7f73f21fe000 at 0x078bc000: load63 ALLOC LOAD HAS_CONTENTS 0x7f73f24c2000->0x7f73f2835000 at 0x078bd000: load64 ALLOC LOAD HAS_CONTENTS 0x7ffd0ddc5000->0x7ffd0dddb000 at 0x07c30000: load65 ALLOC LOAD HAS_CONTENTS 0x7ffd0dde4000->0x7ffd0dde5000 at 0x07c46000: load66 ALLOC LOAD READONLY CODE HAS_CONTENTS 0xffffffffff600000->0xffffffffff601000 at 0x07c47000: load67 ALLOC LOAD READONLY CODE HAS_CONTENTS -- snip ---> Jeff. >Thomas
Thomas Robers
2018-Jan-29 14:23 UTC
Panic: data stack: Out of memory when allocating bytes
Any idea what the problem could be? Is there anything more i could do to encircle the problem? Or perhaps is the information i provided uncomplete? Am 25.01.2018 um 16:24 schrieb Thomas Robers:> Hi, > > Am 24.01.2018 um 23:39 schrieb Josef 'Jeff' Sipek: >> It looks like the binaries are stripped.? There should be a "debug" >> package >> you can install with symbol information.? Then, the backtrace should >> be much >> more helpful. > > I installed the debug package and the backtrace now is: > > --- snip --- > (gdb) bt full > #0? 0x00007f73f1386495 in raise () from /lib64/libc.so.6 > No symbol table info available. > #1? 0x00007f73f1387c75 in abort () from /lib64/libc.so.6 > No symbol table info available. > #2? 0x00007f73f17ab822 in mem_block_alloc (min_size=520) at > data-stack.c:356 > ??????? block = <value optimized out> > ??????? prev_size = <value optimized out> > ??????? alloc_size = 134217728 > #3? 0x00007f73f17abc18 in t_malloc_real (size=<value optimized out>, > permanent=true) at data-stack.c:415 > ??????? block = <value optimized out> > ??????? ret = <value optimized out> > ??????? alloc_size = 520 > #4? 0x00007f73f17abdeb in t_malloc0 (size=513) at data-stack.c:468 > ??????? mem = <value optimized out> > #5? 0x00007f73f17a95dd in p_malloc (buf=0x7f73ebdcef28, size=513) at > mempool.h:99 > No locals. > #6? buffer_alloc (buf=0x7f73ebdcef28, size=513) at buffer.c:34 > ??????? __func__ = "buffer_alloc" > #7? 0x00007f73f17a967b in buffer_create_dynamic (pool=<value optimized > out>, init_size=512) at buffer.c:143 > ??????? buf = 0x7f73ebdcef28 > #8? 0x00007f73f17a803b in backtrace_get (backtrace_r=0x7ffd0ddd8358) at > backtrace-string.c:86 > ??????? str = <value optimized out> > #9? 0x00007f73f17af1da in default_fatal_finish (type=<value optimized > out>, status=0) at failures.c:221 > ??????? backtrace = <value optimized out> > ??????? recursed = 1 > #10 0x00007f73f17af766 in i_internal_fatal_handler (ctx=0x7ffd0ddd83a0, > format=<value optimized out>, args=<value optimized out>) at failures.c:718 > ??????? status = 0 > #11 0x00007f73f1723e11 in i_panic (format=0x1310 <Address 0x1310 out of > bounds>) at failures.c:306 > ??????? ctx = {type = LOG_TYPE_PANIC, exit_status = 0, timestamp = 0x0, > timestamp_usecs = 0, log_prefix = 0x0} > ??????? args = {{gp_offset = 16, fp_offset = 48, overflow_arg_area = > 0x7ffd0ddd84a0, reg_save_area = 0x7ffd0ddd83e0}} > #12 0x00007f73f17ab83a in mem_block_alloc (min_size=512) at > data-stack.c:360 > ??????? block = <value optimized out> > ??????? prev_size = <value optimized out> > ??????? alloc_size = 134217728 > #13 0x00007f73f17abc18 in t_malloc_real (size=<value optimized out>, > permanent=false) at data-stack.c:415 > ??????? block = <value optimized out> > ??????? ret = <value optimized out> > ??????? alloc_size = 512 > #14 0x00007f73f17abd3b in t_buffer_get (size=512) at data-stack.c:543 > ??????? ret = 0x0 > #15 0x00007f73f17e1d60 in vstrconcat (str1=0x7f73ebdceeb0 > "/export/home/imap/bill at tutech.de/Maildir/.bla_blub.foo_bar.John Doe", > args=0x7ffd0ddd8550, > ??? ret_len=0x7ffd0ddd8570) at strfuncs.c:183 > ??????? str = 0x7f73ebdceeb0 > "/export/home/imap/bill at tutech.de/Maildir/.bla_blub.foo_bar.John Doe" > ??????? temp = <value optimized out> > ??????? bufsize = 512 > ??????? i = <value optimized out> > ??????? len = <value optimized out> > ??????? __func__ = "vstrconcat" > #16 0x00007f73f17b7d03 in i_strconcat (str1=0x7f73ebdceeb0 > "/export/home/imap/bill at tutech.de/Maildir/.bla_blub.foo_bar.John Doe") > at imem.c:65 > ??????? temp = <value optimized out> > ??????? _data_stack_cur_id = 5 > ??????? args = {{gp_offset = 8, fp_offset = 48, overflow_arg_area = > 0x7ffd0ddd8650, reg_save_area = 0x7ffd0ddd8580}} > ??????? ret = <value optimized out> > ??????? len = <value optimized out> > ??????? __func__ = "i_strconcat" > #17 0x00007f73f0b1fa39 in acl_backend_vfile_object_init > (_backend=0x7f73f255c498, name=0x7f73ebdceda8 "bla_blub.foo_bar.John > Doe") at acl-backend-vfile.c:169 > ??????? _data_stack_cur_id = 4 > ??????? backend = 0x7f73f255c498 > ??????? aclobj = 0x7f73f25b5420 > ??????? dir = <value optimized out> > ??????? vname = 0x7f73ebdcee68 > "shared/bill at tutech.de/bla_blub/foo_bar/John Doe" > ??????? error = 0x0 > #18 0x00007f73f0b20740 in acllist_append (backend=0x7f73f255c498) at > acl-backend-vfile-acllist.c:187 > ??????? iter = 0x0 > ??????? ret = <value optimized out> > ??????? aclobj = 0x0 > ??????? rights = {id_type = ACL_ID_USER, identifier = 0x7f73f25c7930 > "betty at tutech.de", rights = 0x7f73f25c7948, neg_rights = 0x0, global = > false} > ??????? acllist = {mtime = 1512404820, name = 0x7f73f26369b8 > "bla_blub.foo_bar.Some_Text&AOQ-ge"} > ??????? name = 0x7f73ebdceda8 "bla_blub.foo_bar.John Doe" > #19 acl_backend_vfile_acllist_try_rebuild (backend=0x7f73f255c498) at > acl-backend-vfile-acllist.c:278 > ??????? list = <value optimized out> > ??????? ns = 0x7f73f2547fd0 > ??????? iter = 0x7f73f25aad48 > ??????? type = MAILBOX_LIST_PATH_TYPE_DIR > ??????? info = <value optimized out> > ??????? rootdir = 0x7f73f255bf58 > "/export/home/imap/bill at tutech.de/Maildir" > ??????? acllist_path = <value optimized out> > ??????? output = 0x7f73f27d9990 > ??????? st = {st_dev = 140135963676352, st_ino = 140135948493088, > st_nlink = 8192, st_mode = 333072, st_uid = 0, st_gid = 4068358896, > __pad0 = 32627, st_rdev = 8192, > ????????? st_size = 140135948493088, st_blksize = 140135945267666, > st_blocks = 139, st_atim = {tv_sec = 8192, tv_nsec = 8192}, st_mtim = > {tv_sec = 0, tv_nsec = 34}, st_ctim = {tv_sec = 34, > ??????????? tv_nsec = 140135965564672}, __unused = {140135949466998, > 140135966284032, 140135949496358}} > ??????? perm = {file_uid = 10000, file_gid = 10000, file_create_mode = > 384, dir_create_mode = 448, file_create_gid = 4294967295, > ????????? file_create_gid_origin = 0x7f73f255c3a8 > "/export/home/imap/bill at tutech.de/Maildir", gid_origin_is_mailbox_path = > false, mail_index_permissions_set = false} > ??????? path = 0x7f73eb9a52a8 > ??????? fd = 17 > ??????? ret = 0 > ??????? __func__ = "acl_backend_vfile_acllist_try_rebuild" > #20 0x00007f73f0b20b7d in acl_backend_vfile_acllist_rebuild > (backend=0x7f73f255c498) at acl-backend-vfile-acllist.c:332 > ??????? acllist_path = <value optimized out> > #21 0x00007f73f0b21569 in acl_backend_vfile_object_update > (_aclobj=0x7f73f2568ef0, update=0x7ffd0ddd89b0) at > acl-backend-vfile-update.c:258 > ??????? aclobj = 0x7f73f2568ef0 > ??????? backend = 0x7f73f255c498 > ??????? validity = <value optimized out> > ??????? dotlock = 0x0 > ??????? ut = {actime = 16, modtime = 0} > ??????? orig_mtime = 1516713792 > ??????? path = 0x7f73f274bfd0 > "shared/bill at tutech.de/bla_blub/foo_bar/John Doe" > ??????? i = 11 > ??????? fd = 17 > ??????? __func__ = "acl_backend_vfile_object_update" > #22 0x00007f73f0b24bd8 in acl_mailbox_copy_acls_from_parent > (box=0x7f73f25514d8, update=0x0, directory=<value optimized out>) at > acl-mailbox.c:108 > ??????? abox = 0x7f73f2551be8 > ??????? alist = <value optimized out> > ??????? iter = 0x7f73f24f7fe8 > ??????? parent_aclobj = 0x7f73f25bab90 > ??????? update = {rights = {id_type = ACL_ID_USER, identifier = > 0x7f73f25e2398 "mailadmin", rights = 0x7f73f25e23f0, neg_rights = > 0x7f73f25e24a8, global = false}, > ????????? modify_mode = ACL_MODIFY_MODE_REPLACE, neg_modify_mode = > ACL_MODIFY_MODE_REPLACE, last_change = 0} > #23 acl_mailbox_create (box=0x7f73f25514d8, update=0x0, directory=<value > optimized out>) at acl-mailbox.c:151 > ---Type <return> to continue, or q <return> to quit--- > ??????? abox = <value optimized out> > ??????? ret = 0 > #24 0x00007f73f1aa1973 in mailbox_create (box=0x7f73f25514d8, > update=0x0, directory=false) at mail-storage.c:1535 > ??????? ret = <value optimized out> > #25 0x00007f73f1fd1654 in cmd_create (cmd=0x7f73f24e9fc8) at > cmd-create.c:42 > ??????? ns = 0x7f73f2547fd0 > ??????? mailbox = 0x7f73f24c22c0 > "shared/bill at tutech.de/bla_blub/HUU/HUU117 - some More-text/USE/im > Gespr?ch" > ??????? orig_mailbox = <value optimized out> > ??????? box = 0x7f73f25514d8 > ??????? directory = <value optimized out> > ??????? len = 107 > #26 0x00007f73f1fde585 in command_exec (cmd=0x7f73f24e9fc8) at > imap-commands.c:201 > ??????? hook = 0x7f73f24cb940 > ??????? finished = <value optimized out> > ??????? __func__ = "command_exec" > #27 0x00007f73f1fdb7b0 in client_command_input (cmd=0x7f73f24e9fc8) at > imap-client.c:1124 > ??????? client = 0x7f73f24e8a28 > ??????? command = <value optimized out> > ??????? __func__ = "client_command_input" > #28 0x00007f73f1fdb848 in client_command_input (cmd=0x7f73f24e9fc8) at > imap-client.c:1187 > ??????? client = 0x7f73f24e8a28 > ??????? command = <value optimized out> > ??????? __func__ = "client_command_input" > #29 0x00007f73f1fdbc35 in client_handle_next_command > (client=0x7f73f24e8a28) at imap-client.c:1229 > No locals. > #30 client_handle_input (client=0x7f73f24e8a28) at imap-client.c:1243 > ??????? _data_stack_cur_id = 3 > ??????? ret = 80 > ??????? remove_io = false > ??????? handled_commands = false > ??????? __func__ = "client_handle_input" > #31 0x00007f73f1fdc17e in client_input (client=0x7f73f24e8a28) at > imap-client.c:1289 > ??????? cmd = <value optimized out> > ??????? output = 0x7f73f24fcdb0 > ??????? bytes = 121 > ??????? __func__ = "client_input" > #32 0x00007f73f17c5ec5 in io_loop_call_io (io=0x7f73f25e56e0) at > ioloop.c:614 > ??????? ioloop = 0x7f73f24cac50 > ??????? t_id = 2 > ??????? __func__ = "io_loop_call_io" > #33 0x00007f73f17c7dcf in io_loop_handler_run_internal (ioloop=<value > optimized out>) at ioloop-epoll.c:222 > ??????? ctx = 0x7f73f24cd580 > ??????? events = <value optimized out> > ??????? event = 0x7f73f24ce430 > ??????? list = 0x7f73f24cf150 > ??????? io = <value optimized out> > ??????? tv = {tv_sec = 2, tv_usec = 213478} > ??????? events_count = <value optimized out> > ??????? msecs = <value optimized out> > ??????? ret = 1 > ??????? i = <value optimized out> > ??????? call = <value optimized out> > ??????? __func__ = "io_loop_handler_run_internal" > #34 0x00007f73f17c5fb5 in io_loop_handler_run (ioloop=0x7f73f24cac50) at > ioloop.c:666 > ---Type <return> to continue, or q <return> to quit--- > ??????? __func__ = "io_loop_handler_run" > #35 0x00007f73f17c61d8 in io_loop_run (ioloop=0x7f73f24cac50) at > ioloop.c:639 > ??????? __func__ = "io_loop_run" > #36 0x00007f73f1745ab3 in master_service_run (service=0x7f73f24caae0, > callback=<value optimized out>) at master-service.c:767 > No locals. > #37 0x00007f73f1feacee in main (argc=1, argv=0x7f73f24ca890) at main.c:530 > ??????? set_roots = {0x7f73f1a4afe0, 0x7f73f21fb620, 0x0} > ??????? login_set = {auth_socket_path = 0x7f73f24c2058 "\220 > L\362s\177", postlogin_socket_path = 0x0, postlogin_timeout_secs = 60, > callback = 0x7f73f1feaea0 <login_client_connected>, > ????????? failure_callback = 0x7f73f1fea350 <login_client_failed>, > request_auth_token = true} > ??????? service_flags = <value optimized out> > ??????? storage_service_flags = <value optimized out> > ??????? username = <value optimized out> > ??????? auth_socket_path = <value optimized out> > ??????? c = <value optimized out> > ??????? error = 0xbf <Address 0xbf out of bounds> > --- snip --- > > Does this help? > >>>>> ???? Having the backtrace should help answer question number 1. >>>>> 3. How big is this process when it dies? >>> >>> I don't know which imap process dies beforehand so how do i get this >>> information? >> >> The size of the core file will give you an general idea.? gdb can also >> print >> out lots of info via "maintenance info sections", but I don't think >> that'll >> help figuring out why things blow up. > > The core file sizes are between 125MB and 133MB and "gdb maintenance > info sections" produces: > > --- snip --- > (gdb) maintenance info sections > Exec file: > ??? `/usr/libexec/dovecot/imap', file type elf64-x86-64. > ??? 0x00000238->0x00000254 at 0x00000238: .interp ALLOC LOAD READONLY > DATA HAS_CONTENTS > ??? 0x00000254->0x00000274 at 0x00000254: .note.ABI-tag ALLOC LOAD > READONLY DATA HAS_CONTENTS > ??? 0x00000274->0x00000298 at 0x00000274: .note.gnu.build-id ALLOC LOAD > READONLY DATA HAS_CONTENTS > ??? 0x00000298->0x00000a0c at 0x00000298: .gnu.hash ALLOC LOAD READONLY > DATA HAS_CONTENTS > ??? 0x00000a10->0x00004988 at 0x00000a10: .dynsym ALLOC LOAD READONLY > DATA HAS_CONTENTS > ??? 0x00004988->0x00007edc at 0x00004988: .dynstr ALLOC LOAD READONLY > DATA HAS_CONTENTS > ??? 0x00007edc->0x00008426 at 0x00007edc: .gnu.version ALLOC LOAD > READONLY DATA HAS_CONTENTS > ??? 0x00008428->0x00008478 at 0x00008428: .gnu.version_r ALLOC LOAD > READONLY DATA HAS_CONTENTS > ??? 0x00008478->0x00009cc0 at 0x00008478: .rela.dyn ALLOC LOAD READONLY > DATA HAS_CONTENTS > ??? 0x00009cc0->0x0000c6d8 at 0x00009cc0: .rela.plt ALLOC LOAD READONLY > DATA HAS_CONTENTS > ??? 0x0000c6d8->0x0000c6f0 at 0x0000c6d8: .init ALLOC LOAD READONLY > CODE HAS_CONTENTS > ??? 0x0000c6f0->0x0000e310 at 0x0000c6f0: .plt ALLOC LOAD READONLY CODE > HAS_CONTENTS > ??? 0x0000e310->0x0002e2d8 at 0x0000e310: .text ALLOC LOAD READONLY > CODE HAS_CONTENTS > ??? 0x0002e2d8->0x0002e2e6 at 0x0002e2d8: .fini ALLOC LOAD READONLY > CODE HAS_CONTENTS > ??? 0x0002e300->0x00034caf at 0x0002e300: .rodata ALLOC LOAD READONLY > DATA HAS_CONTENTS > ??? 0x00034cb0->0x0003586c at 0x00034cb0: .eh_frame_hdr ALLOC LOAD > READONLY DATA HAS_CONTENTS > ??? 0x00035870->0x00039c3c at 0x00035870: .eh_frame ALLOC LOAD READONLY > DATA HAS_CONTENTS > ??? 0x0023a448->0x0023a458 at 0x0003a448: .ctors ALLOC LOAD DATA > HAS_CONTENTS > ??? 0x0023a458->0x0023a468 at 0x0003a458: .dtors ALLOC LOAD DATA > HAS_CONTENTS > ??? 0x0023a468->0x0023a470 at 0x0003a468: .jcr ALLOC LOAD DATA > HAS_CONTENTS > ??? 0x0023a480->0x0023af10 at 0x0003a480: .data.rel.ro ALLOC LOAD DATA > HAS_CONTENTS > ??? 0x0023af10->0x0023b0f0 at 0x0003af10: .dynamic ALLOC LOAD DATA > HAS_CONTENTS > ??? 0x0023b0f0->0x0023bff8 at 0x0003b0f0: .got ALLOC LOAD DATA > HAS_CONTENTS > ??? 0x0023c000->0x0023c308 at 0x0003c000: .data ALLOC LOAD DATA > HAS_CONTENTS > ??? 0x0023c310->0x0023c3b0 at 0x0003c308: .bss ALLOC > ??? 0x00000000->0x00000010 at 0x0003c308: .gnu_debuglink READONLY > HAS_CONTENTS > Core file: > ??? `/var/core/4880', file type elf64-x86-64. > ??? 0x00000000->0x00000558 at 0x00000f20: note0 READONLY HAS_CONTENTS > ??? 0x00000000->0x000000d8 at 0x00000fa4: .reg/4880 HAS_CONTENTS > ??? 0x00000000->0x000000d8 at 0x00000fa4: .reg HAS_CONTENTS > ??? 0x00000000->0x00000130 at 0x00001134: .auxv HAS_CONTENTS > ??? 0x00000000->0x00000200 at 0x00001278: .reg2/4880 HAS_CONTENTS > ??? 0x00000000->0x00000200 at 0x00001278: .reg2 HAS_CONTENTS > ??? 0x7f73e7dcf000->0x7f73ef5d3000 at 0x00002000: load1 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73efcd6000->0x7f73efcd7000 at 0x07806000: load2a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73efcd7000->0x7f73efcd7000 at 0x07807000: load2b ALLOC READONLY > CODE > ??? 0x7f73efcdd000->0x7f73efcdd000 at 0x07807000: load3 ALLOC READONLY > ??? 0x7f73efedc000->0x7f73efedd000 at 0x07807000: load4 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73efedd000->0x7f73efede000 at 0x07808000: load5a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73efede000->0x7f73efede000 at 0x07809000: load5b ALLOC READONLY > CODE > ??? 0x7f73efeed000->0x7f73efeed000 at 0x07809000: load6 ALLOC READONLY > ??? 0x7f73f00ec000->0x7f73f00ee000 at 0x07809000: load7 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f00ee000->0x7f73f00ef000 at 0x0780b000: load8a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73f00ef000->0x7f73f00ef000 at 0x0780c000: load8b ALLOC READONLY > CODE > ??? 0x7f73f0103000->0x7f73f0103000 at 0x0780c000: load9 ALLOC READONLY > ??? 0x7f73f0302000->0x7f73f0303000 at 0x0780c000: load10 ALLOC LOAD > READONLY HAS_CONTENTS > ??? 0x7f73f0303000->0x7f73f0304000 at 0x0780d000: load11 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f0304000->0x7f73f0305000 at 0x0780e000: load12a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73f0305000->0x7f73f0305000 at 0x0780f000: load12b ALLOC > READONLY CODE > ??? 0x7f73f030c000->0x7f73f030c000 at 0x0780f000: load13 ALLOC READONLY > ??? 0x7f73f050b000->0x7f73f050c000 at 0x0780f000: load14 ALLOC LOAD > HAS_CONTENTS > ---Type <return> to continue, or q <return> to quit--- > ??? 0x7f73f050c000->0x7f73f050d000 at 0x07810000: load15a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73f050d000->0x7f73f050d000 at 0x07811000: load15b ALLOC > READONLY CODE > ??? 0x7f73f050f000->0x7f73f050f000 at 0x07811000: load16 ALLOC READONLY > ??? 0x7f73f070e000->0x7f73f070f000 at 0x07811000: load17 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f070f000->0x7f73f0710000 at 0x07812000: load18a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73f0710000->0x7f73f0710000 at 0x07813000: load18b ALLOC > READONLY CODE > ??? 0x7f73f0712000->0x7f73f0712000 at 0x07813000: load19 ALLOC READONLY > ??? 0x7f73f0911000->0x7f73f0912000 at 0x07813000: load20 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f0912000->0x7f73f0913000 at 0x07814000: load21a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73f0913000->0x7f73f0913000 at 0x07815000: load21b ALLOC > READONLY CODE > ??? 0x7f73f0916000->0x7f73f0916000 at 0x07815000: load22 ALLOC READONLY > ??? 0x7f73f0b15000->0x7f73f0b16000 at 0x07815000: load23 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f0b16000->0x7f73f0b17000 at 0x07816000: load24a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73f0b17000->0x7f73f0b17000 at 0x07817000: load24b ALLOC > READONLY CODE > ??? 0x7f73f0b2a000->0x7f73f0b2a000 at 0x07817000: load25 ALLOC READONLY > ??? 0x7f73f0d2a000->0x7f73f0d2b000 at 0x07817000: load26 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f0d2b000->0x7f73f0d2c000 at 0x07818000: load27a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73f0d2c000->0x7f73f0d2c000 at 0x07819000: load27b ALLOC > READONLY CODE > ??? 0x7f73f0d42000->0x7f73f0d42000 at 0x07819000: load28 ALLOC READONLY > ??? 0x7f73f0f42000->0x7f73f0f43000 at 0x07819000: load29 ALLOC LOAD > READONLY HAS_CONTENTS > ??? 0x7f73f0f43000->0x7f73f0f44000 at 0x0781a000: load30 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f0f44000->0x7f73f0f48000 at 0x0781b000: load31 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f0f48000->0x7f73f0f49000 at 0x0781f000: load32a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73f0f49000->0x7f73f0f49000 at 0x07820000: load32b ALLOC > READONLY CODE > ??? 0x7f73f0f4a000->0x7f73f0f4a000 at 0x07820000: load33 ALLOC READONLY > ??? 0x7f73f114a000->0x7f73f114b000 at 0x07820000: load34 ALLOC LOAD > READONLY HAS_CONTENTS > ??? 0x7f73f114b000->0x7f73f114c000 at 0x07821000: load35 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f114c000->0x7f73f114d000 at 0x07822000: load36a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73f114d000->0x7f73f114d000 at 0x07823000: load36b ALLOC > READONLY CODE > ??? 0x7f73f1153000->0x7f73f1153000 at 0x07823000: load37 ALLOC READONLY > ??? 0x7f73f1352000->0x7f73f1353000 at 0x07823000: load38 ALLOC LOAD > READONLY HAS_CONTENTS > ??? 0x7f73f1353000->0x7f73f1354000 at 0x07824000: load39 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f1354000->0x7f73f1355000 at 0x07825000: load40a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73f1355000->0x7f73f1355000 at 0x07826000: load40b ALLOC > READONLY CODE > ??? 0x7f73f14de000->0x7f73f14de000 at 0x07826000: load41 ALLOC READONLY > ??? 0x7f73f16de000->0x7f73f16e2000 at 0x07826000: load42 ALLOC LOAD > READONLY HAS_CONTENTS > ??? 0x7f73f16e2000->0x7f73f16e4000 at 0x0782a000: load43 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f16e4000->0x7f73f16e8000 at 0x0782c000: load44 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f16e8000->0x7f73f16e9000 at 0x07830000: load45a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73f16e9000->0x7f73f16e9000 at 0x07831000: load45b ALLOC > READONLY CODE > ??? 0x7f73f184b000->0x7f73f184b000 at 0x07831000: load46 ALLOC READONLY > ??? 0x7f73f1a4a000->0x7f73f1a52000 at 0x07831000: load47 ALLOC LOAD > READONLY HAS_CONTENTS > ??? 0x7f73f1a52000->0x7f73f1a53000 at 0x07839000: load48 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f1a53000->0x7f73f1a56000 at 0x0783a000: load49 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f1a56000->0x7f73f1a57000 at 0x0783d000: load50a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73f1a57000->0x7f73f1a57000 at 0x0783e000: load50b ALLOC > READONLY CODE > ??? 0x7f73f1b92000->0x7f73f1b92000 at 0x0783e000: load51 ALLOC READONLY > ??? 0x7f73f1d92000->0x7f73f1d9e000 at 0x0783e000: load52 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f1d9e000->0x7f73f1d9f000 at 0x0784a000: load53a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73f1d9f000->0x7f73f1d9f000 at 0x0784b000: load53b ALLOC > READONLY CODE > ??? 0x7f73f1f0e000->0x7f73f1f2f000 at 0x0784b000: load54 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f1f2f000->0x7f73f1f73000 at 0x0786c000: load55 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f1fa4000->0x7f73f1fa8000 at 0x078b0000: load56 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f1fbc000->0x7f73f1fbe000 at 0x078b4000: load57 ALLOC LOAD > HAS_CONTENTS > ---Type <return> to continue, or q <return> to quit--- > ??? 0x7f73f1fbe000->0x7f73f1fbf000 at 0x078b6000: load58 ALLOC LOAD > READONLY HAS_CONTENTS > ??? 0x7f73f1fbf000->0x7f73f1fc0000 at 0x078b7000: load59 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f1fc0000->0x7f73f1fc1000 at 0x078b8000: load60 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f1fc1000->0x7f73f1fc2000 at 0x078b9000: load61a ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0x7f73f1fc2000->0x7f73f1fc2000 at 0x078ba000: load61b ALLOC > READONLY CODE > ??? 0x7f73f21fb000->0x7f73f21fd000 at 0x078ba000: load62 ALLOC LOAD > READONLY HAS_CONTENTS > ??? 0x7f73f21fd000->0x7f73f21fe000 at 0x078bc000: load63 ALLOC LOAD > HAS_CONTENTS > ??? 0x7f73f24c2000->0x7f73f2835000 at 0x078bd000: load64 ALLOC LOAD > HAS_CONTENTS > ??? 0x7ffd0ddc5000->0x7ffd0dddb000 at 0x07c30000: load65 ALLOC LOAD > HAS_CONTENTS > ??? 0x7ffd0dde4000->0x7ffd0dde5000 at 0x07c46000: load66 ALLOC LOAD > READONLY CODE HAS_CONTENTS > ??? 0xffffffffff600000->0xffffffffff601000 at 0x07c47000: load67 ALLOC > LOAD READONLY CODE HAS_CONTENTS > -- snip --- > >> Jeff. >> > > Thomas