Bug: indexer-worker segfaults with fts_xapian 1.2.5
Martynas Bendorius
martynas at martynas.it
Sun Dec 15 22:35:51 EET 2019
Core was generated by `dovecot/indexer-worker'.
Program terminated with signal 11, Segmentation fault.
#0 0x00007f30f7ad056d in __exchange_and_add (__val=-1, __mem=0xfffffffffffffff8)
at /usr/src/debug/gcc-4.8.5-20150702/obj-x86_64-redhat-linux/x86_64-redhat-linux/libstdc++-v3/include/ext/atomicity.h:49
49 { return __atomic_fetch_add(__mem, __val, __ATOMIC_ACQ_REL); }
(gdb) bt full
#0 0x00007f30f7ad056d in __exchange_and_add (__val=-1, __mem=0xfffffffffffffff8)
at /usr/src/debug/gcc-4.8.5-20150702/obj-x86_64-redhat-linux/x86_64-redhat-linux/libstdc++-v3/include/ext/atomicity.h:49
No locals.
#1 __exchange_and_add_dispatch (__val=-1, __mem=0xfffffffffffffff8)
at /usr/src/debug/gcc-4.8.5-20150702/obj-x86_64-redhat-linux/x86_64-redhat-linux/libstdc++-v3/include/ext/atomicity.h:82
No locals.
#2 std::string::_Rep::_M_dispose (this=0xffffffffffffffe8, __a=...)
at /usr/src/debug/gcc-4.8.5-20150702/obj-x86_64-redhat-linux/x86_64-redhat-linux/libstdc++-v3/include/bits/basic_string.h:246
No locals.
#3 0x00007f30f7b3407e in _M_dispose (__a=..., this=<optimized out>)
at /usr/src/debug/gcc-4.8.5-20150702/obj-x86_64-redhat-linux/x86_64-redhat-linux/libstdc++-v3/include/bits/basic_string.tcc:254
No locals.
#4 std::string::assign (this=this at entry=0x55c7b93e0168, __str="return-path")
at /usr/src/debug/gcc-4.8.5-20150702/obj-x86_64-redhat-linux/x86_64-redhat-linux/libstdc++-v3/include/bits/basic_string.tcc:250
__a = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}
#5 0x00007f30fa8776ce in operator= (__str="return-path", this=0x55c7b93e0168) at /usr/include/c++/4.8.2/bits/basic_string.h:547
No locals.
#6 fts_backend_xapian_update_set_build_key (_ctx=0x55c7b93e0140, key=0x7ffc1ba2c380) at fts-backend-xapian.cpp:303
ctx = 0x55c7b93e0140
i = <optimized out>
f2 = "return-path"
backend = <optimized out>
field = 0x55c7b943fb5f "RETURN-PATH"
j = 11
#7 0x00007f30fb0b8cda in fts_backend_update_set_build_key (ctx=0x55c7b93e0140, key=key at entry=0x7ffc1ba2c380) at fts-api.c:174
__func__ = "fts_backend_update_set_build_key"
#8 0x00007f30fb0ba243 in fts_build_mail_header (block=0x7ffc1ba2c340, block=0x7ffc1ba2c340, ctx=0x7ffc1ba2c3b0) at fts-build-mail.c:173
hdr = <optimized out>
key = {uid = 6006200, type = FTS_BACKEND_BUILD_KEY_HDR, part = 0x55c7b935eed0, hdr_name = 0x55c7b943fb5f "RETURN-PATH", body_content_type = 0x0,
body_content_disposition = 0x0}
ret = <optimized out>
#9 fts_build_mail_real (may_need_retry_r=0x7ffc1ba2c2f3, retriable_err_msg_r=0x7ffc1ba2c300, mail=0x55c7b93dcff8, update_ctx=0x55c7b93e0140) at fts-build-mail.c:568
block = {part = 0x55c7b935eed0, hdr = 0x55c7b93d7f18, data = 0x55c7b938b8a8 "", size = 0}
ret = <optimized out>
input = 0x55c7b93d78c0
raw_block = {part = 0x55c7b935eed0, hdr = 0x55c7b93d80b0, data = 0x0, size = 0}
skip_body = false
ctx = {mail = 0x55c7b93dcff8, update_ctx = 0x55c7b93e0140, content_type = 0x0, content_disposition = 0x0, body_parser = 0x0, word_buf = 0x0,
---Type <return> to continue, or q <return> to quit---
pending_input = 0x0, cur_user_lang = 0x0}
prev_part = 0x55c7b935eed0
parser = 0x55c7b93d7b38
decoder = 0x55c7b93d7f00
parts = 0x7ffc1ba2c414
body_part = false
body_added = false
binary_body = <optimized out>
error = 0x5ba5b8 <Address 0x5ba5b8 out of bounds>
#10 fts_build_mail (update_ctx=0x55c7b93e0140, mail=mail at entry=0x55c7b93dcff8) at fts-build-mail.c:617
_data_stack_cur_id = 6
attempts = 2
retriable_err_msg = 0x11e900729 <Address 0x11e900729 out of bounds>
may_need_retry = false
#11 0x00007f30fb0c1102 in fts_mail_index (_mail=0x55c7b93dcff8) at fts-storage.c:550
ft = 0x55c7b9396880
flist = 0x55c7b938b8a8
pmail = 0x55c7b93dcff8
#12 fts_mail_precache (_mail=0x55c7b93dcff8) at fts-storage.c:571
_data_stack_cur_id = 5
mail = 0x55c7b93dcff8
fmail = <optimized out>
ft = 0x55c7b9396880
__func__ = "fts_mail_precache"
#13 0x00007f30fc1b7d64 in mail_precache (mail=0x55c7b93dcff8) at mail.c:432
_data_stack_cur_id = 4
p = 0x55c7b93dcff8
#14 0x000055c7b8b4c844 in index_mailbox_precache (conn=<optimized out>, box=0x55c7b938ef18) at master-connection.c:102
counter = 0
max = 21569
percentage_sent = 0
storage = <optimized out>
status = {messages = 21569, recent = 0, unseen = 0, uidvalidity = 1462447525, uidnext = 6027769, first_unseen_seq = 0, first_recent_uid = 6027758,
last_cached_seq = 0, highest_modseq = 0, highest_pvt_modseq = 0, keywords = 0x0, permanent_flags = 0, flags = 0, permanent_keywords = false,
allow_new_keywords = false, nonpermanent_modseqs = false, no_modseq_tracking = false, have_guids = true, have_save_guids = true, have_only_guid128 = false}
uids = <optimized out>
username = 0x55c7b9385988 "msg at domain.com"
first_uid = 6006200
---Type <return> to continue, or q <return> to quit---
percentage_str = "\003\000\000"
percentage = <optimized out>
error = MAIL_ERROR_NONE
trans = 0x55c7b9390480
ctx = 0x55c7b93d15f0
last_uid = 6006200
ret = 0
box_vname = 0x55c7b938f280 "INBOX.lfd.SSH login alerts"
errstr = <optimized out>
search_args = 0x0
mail = 0x55c7b93dcff8
metadata = {guid = '\000' <repeats 15 times>, virtual_size = 0, physical_size = 0, first_save_date = 0, cache_fields = 0x0,
precache_fields = (MAIL_FETCH_STREAM_HEADER | MAIL_FETCH_STREAM_BODY | MAIL_FETCH_RECEIVED_DATE | MAIL_FETCH_SAVE_DATE | MAIL_FETCH_PHYSICAL_SIZE | MAIL_FETCH_VIRTUAL_SIZE | MAIL_FETCH_UIDL_BACKEND | MAIL_FETCH_GUID | MAIL_FETCH_POP3_ORDER), backend_ns_prefix = 0x0, backend_ns_type = (unknown: 0)}
seq = <optimized out>
#15 index_mailbox (user=<optimized out>, user=<optimized out>, what=<optimized out>, max_recent_msgs=<optimized out>, mailbox=<optimized out>, conn=0x55c7b9370df0)
at master-connection.c:205
box = 0x55c7b938ef18
status = {messages = 463652304, recent = 32764, unseen = 1, uidvalidity = 0, uidnext = 4225857431, first_unseen_seq = 32560, first_recent_uid = 4226053086,
last_cached_seq = 32560, highest_modseq = 94316285707297, highest_pvt_modseq = 94316294200320, keywords = 0x7f30fbe17797 <__x86_return_thunk+5>,
permanent_flags = 4226053495, flags = 32560, permanent_keywords = true, allow_new_keywords = true, nonpermanent_modseqs = true, no_modseq_tracking = false,
have_guids = true, have_save_guids = false, have_only_guid128 = false}
errstr = <optimized out>
ret = 0
ns = <optimized out>
path = 0x55c7b935e7f8 "/home/username/imap/domain.com/msg/Maildir/.INBOX.lfd.SSH login alerts"
error = 21569
sync_flags = <optimized out>
#16 master_connection_input_line (line=<optimized out>, conn=0x55c7b9370df0) at master-connection.c:247
str = <optimized out>
max_recent_msgs = 0
ret = <optimized out>
args = <optimized out>
input = {parent_event = 0x0, module = 0x55c7b8b4d05f "mail", service = 0x55c7b8b4d050 "indexer-worker", username = 0x55c7b935d038 "msg at domain.com",
session_id = 0x0, session_id_prefix = 0x55c7b935d063 "MAYmHNGX9l1rviwA+Lg9Sw", session_create_time = 0, local_ip = {family = 0, u = {ip6 = {__in6_u = {
__u6_addr8 = '\000' <repeats 15 times>, __u6_addr16 = {0, 0, 0, 0, 0, 0, 0, 0}, __u6_addr32 = {0, 0, 0, 0}}}, ip4 = {s_addr = 0}}}, remote_ip = {
family = 0, u = {ip6 = {__in6_u = {__u6_addr8 = '\000' <repeats 15 times>, __u6_addr16 = {0, 0, 0, 0, 0, 0, 0, 0}, __u6_addr32 = {0, 0, 0, 0}}}, ip4 = {
s_addr = 0}}}, local_port = 0, remote_port = 0, userdb_fields = 0x0, flags_override_add = (unknown: 0), flags_override_remove = (unknown: 0),
---Type <return> to continue, or q <return> to quit---
no_userdb_lookup = false, debug = false, conn_secured = false, conn_ssl_secured = false}
service_user = 0x55c7b93732e8
user = 0x55c7b9385868
error = 0x0
#17 master_connection_input (conn=0x55c7b9370df0) at master-connection.c:287
_data_stack_cur_id = 3
line = <optimized out>
#18 0x00007f30fbed69af in io_loop_call_io (io=0x55c7b9370e30) at ioloop.c:718
ioloop = 0x55c7b9365d70
t_id = 2
__func__ = "io_loop_call_io"
#19 0x00007f30fbed8413 in io_loop_handler_run_internal (ioloop=ioloop at entry=0x55c7b9365d70) at ioloop-epoll.c:222
ctx = 0x55c7b9366ea0
list = 0x55c7b9370e90
io = <optimized out>
tv = {tv_sec = 2147483, tv_usec = 0}
events_count = <optimized out>
msecs = <optimized out>
ret = 1
i = 0
call = <optimized out>
__func__ = "io_loop_handler_run_internal"
#20 0x00007f30fbed6ab9 in io_loop_handler_run (ioloop=ioloop at entry=0x55c7b9365d70) at ioloop.c:770
__func__ = "io_loop_handler_run"
#21 0x00007f30fbed6cf8 in io_loop_run (ioloop=0x55c7b9365d70) at ioloop.c:743
__func__ = "io_loop_run"
#22 0x00007f30fbe46d83 in master_service_run (service=0x55c7b9365c00, callback=callback at entry=0x55c7b8b4c3e0 <client_connected>) at master-service.c:809
No locals.
#23 0x000055c7b8b4c21e in main (argc=1, argv=0x55c7b9365960) at indexer-worker.c:77
storage_service_flags = (MAIL_STORAGE_SERVICE_FLAG_USERDB_LOOKUP | MAIL_STORAGE_SERVICE_FLAG_TEMP_PRIV_DROP | MAIL_STORAGE_SERVICE_FLAG_NO_IDLE_TIMEOUT)
c = <optimized out>
--
Best regards,
Martynas Bendorius
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