Dear list members,
When I update my repository, from time to time Apache threads crash with
Subversion functions appearing on the top.
I use SVN with mod_dav_svn via HTTPS connections.
Versions:
OS: openSUSE 13.2 x64
Kernel: 3.16.7
apache2-prefork: 2.4.10
subversion and subversion_server: 1.8.13
Backtrace:
#0 apr_palloc (pool=pool@entry=0x7fbc49587028, in_size=in_size@entry=48) at
memory/unix/apr_pools.c:684
#1 0x00007fbc4cd1e961 in membuf_create (pool=0x7fbc49587028, minimum_size=48,
size=<synthetic pointer>, data=<synthetic pointer>) at
subversion/libsvn_subr/string.c:58
#2 svn_stringbuf_create_ensure (blocksize=14, blocksize@entry=13,
pool=pool@entry=0x7fbc49587028) at subversion/libsvn_subr/string.c:379
#3 0x00007fbc4cd1e9c5 in svn_stringbuf_ncreate
(bytes=bytes@entry=0x7fff6437efa0 "id: 0.0.r0/17\ntype: dir\ncount: 0\ntext: 0
0 4 4 2d2977d1c96f487abe4a1e202dd03b4e\n", size=size@entry=13,
pool=pool@entry=0x7fbc49587028) at subversion/libsvn_subr/string.c:395
#4 0x00007fbc4cd1d77e in stream_readline_chunky (pool=0x7fbc49587028,
stream=0x7fbc49588038, eol=0x7fbc4cac5c46 "\n", eof=0x7fff6437f044,
stringbuf=0x7fff6437f048) at subversion/libsvn_subr/stream.c:359
#5 stream_readline (pool=0x7fbc49587028, stream=0x7fbc49588038,
eol=0x7fbc4cac5c46 "\n", eof=0x7fff6437f044, stringbuf=0x7fff6437f048) at
subversion/libsvn_subr/stream.c:444
#6 svn_stream_readline (stream=stream@entry=0x7fbc49588038,
stringbuf=stringbuf@entry=0x7fff6437f048, eol=eol@entry=0x7fbc4cac5c46 "\n",
eof=eof@entry=0x7fff6437f044, pool=pool@entry=0x7fbc49587028)
at subversion/libsvn_subr/stream.c:471
#7 0x00007fbc4caab025 in read_header_block
(headers=headers@entry=0x7fff6437f090, stream=stream@entry=0x7fbc49588038,
pool=pool@entry=0x7fbc49587028) at subversion/libsvn_fs_fs/fs_fs.c:1807
#8 0x00007fbc4cab4b0b in svn_fs_fs__read_noderev
(noderev_p=noderev_p@entry=0x7fff6437f128, stream=0x7fbc49588038,
pool=pool@entry=0x7fbc49587028) at subversion/libsvn_fs_fs/fs_fs.c:2398
#9 0x00007fbc4cab51fb in get_node_revision_body (pool=0x7fbc49587028,
id=0x7fbc49588620, fs=0x7fbc49590030, noderev_p=0x7fff6437f128) at
subversion/libsvn_fs_fs/fs_fs.c:2379
#10 svn_fs_fs__get_node_revision (noderev_p=noderev_p@entry=0x7fff6437f128,
fs=0x7fbc49590030, id=0x7fbc49588620, pool=0x7fbc49587028) at
subversion/libsvn_fs_fs/fs_fs.c:2546
#11 0x00007fbc4caa83fd in get_node_revision
(noderev_p=noderev_p@entry=0x7fff6437f158, node=node@entry=0x7fbc495885e8) at
subversion/libsvn_fs_fs/dag.c:163
#12 0x00007fbc4caa8704 in svn_fs_fs__dag_get_node
(node=node@entry=0x7fff6437f1c8, fs=fs@entry=0x7fbc49590030, id=0x7fbc495885b0,
pool=pool@entry=0x7fbc49587028) at subversion/libsvn_fs_fs/dag.c:196
#13 0x00007fbc4caa8ff3 in svn_fs_fs__dag_revision_root
(node_p=node_p@entry=0x7fff6437f1c8, fs=fs@entry=0x7fbc49590030,
rev=rev@entry=0, pool=pool@entry=0x7fbc49587028) at
subversion/libsvn_fs_fs/dag.c:612
#14 0x00007fbc4cac1383 in svn_fs_fs__revision_root (root_p=0x7fff6437f230,
fs=0x7fbc49590030, rev=0, pool=0x7fbc49587028) at
subversion/libsvn_fs_fs/tree.c:515
#15 0x00007fbc4d390538 in svn_repos_has_capability (repos=0x7fbc4958d490,
has=has@entry=0x7fff6437f290, capability=<optimized out>,
capability@entry=0x7fbc4d5c90d9 "mergeinfo", pool=0x7fbc4955c028)
at subversion/libsvn_repos/repos.c:1635
#16 0x00007fbc4d5c2bfa in get_option (resource=0x7fbc4956ebe8,
elem=0x7fbc49551560, option=0x7fff6437f370) at
subversion/mod_dav_svn/version.c:252
#17 0x00007fbc500f9337 in dav_method_options (r=r@entry=0x7fbc4955c0a0) at
mod_dav.c:1892
#18 0x00007fbc500f9f08 in dav_handler (r=0x7fbc4955c0a0) at mod_dav.c:4709
#19 0x00007fbc542e1980 in ap_run_handler (r=0x7fbc4955c0a0) at config.c:173
#20 0x00007fbc542e1ec9 in ap_invoke_handler (r=r@entry=0x7fbc4955c0a0) at
config.c:437
#21 0x00007fbc542f691a in ap_process_async_request (r=r@entry=0x7fbc4955c0a0)
at http_request.c:317
#22 0x00007fbc542f6bf4 in ap_process_request (r=r@entry=0x7fbc4955c0a0) at
http_request.c:363
#23 0x00007fbc542f36a2 in ap_process_http_sync_connection (c=0x7fbc4fecc290)
at http_core.c:190
#24 ap_process_http_connection (c=0x7fbc4fecc290) at http_core.c:231
#25 0x00007fbc542eafa0 in ap_run_process_connection (c=0x7fbc4fecc290) at
connection.c:41
#26 0x00007fbc542eb388 in ap_process_connection (c=c@entry=0x7fbc4fecc290,
csd=<optimized out>) at connection.c:203
#27 0x00007fbc542fe72e in child_main (child_num_arg=child_num_arg@entry=2) at
prefork.c:704
#28 0x00007fbc542fe962 in make_child (s=0x7fbc54248448, slot=2) at
prefork.c:800
#29 0x00007fbc542ff5ae in perform_idle_server_maintenance (p=<optimized out>)
at prefork.c:902
#30 prefork_run (_pconf=<optimized out>, plog=<optimized out>, s=<optimized
out>) at prefork.c:1090
#31 0x00007fbc542c7dde in ap_run_mpm (pconf=0x7fbc5428b028,
plog=0x7fbc54250028, s=0x7fbc54248448) at mpm_common.c:94
#32 0x00007fbc542c1476 in main (argc=11, argv=0x7fff6437fad8) at main.c:777
Full backtrace:
#0 apr_palloc (pool=pool@entry=0x7fbc49587028, in_size=in_size@entry=48) at
memory/unix/apr_pools.c:684
active = 0x30312037310a0a0a
node = <optimized out>
mem = <optimized out>
size = 48
free_index = <optimized out>
#1 0x00007fbc4cd1e961 in membuf_create (pool=0x7fbc49587028, minimum_size=48,
size=<synthetic pointer>, data=<synthetic pointer>) at
subversion/libsvn_subr/string.c:58
No locals.
#2 svn_stringbuf_create_ensure (blocksize=14, blocksize@entry=13,
pool=pool@entry=0x7fbc49587028) at subversion/libsvn_subr/string.c:379
mem = <optimized out>
new_string = <optimized out>
#3 0x00007fbc4cd1e9c5 in svn_stringbuf_ncreate
(bytes=bytes@entry=0x7fff6437efa0 "id: 0.0.r0/17\ntype: dir\ncount: 0\ntext: 0
0 4 4 2d2977d1c96f487abe4a1e202dd03b4e\n", size=size@entry=13,
pool=pool@entry=0x7fbc49587028) at subversion/libsvn_subr/string.c:395
strbuf = <optimized out>
#4 0x00007fbc4cd1d77e in stream_readline_chunky (pool=0x7fbc49587028,
stream=0x7fbc49588038, eol=0x7fbc4cac5c46 "\n", eof=0x7fff6437f044,
stringbuf=0x7fff6437f048) at subversion/libsvn_subr/stream.c:359
buffer = "id: 0.0.r0/17\ntype: dir\ncount: 0\ntext: 0 0 4 4
2d2977d1c96f487abe4a1e202dd03b4e\n"
eol_pos = <optimized out>
total_parsed = 0
mark = 0x7fbc49588150
numbytes = 80
eol_len = 1
#5 stream_readline (pool=0x7fbc49587028, stream=0x7fbc49588038,
eol=0x7fbc4cac5c46 "\n", eof=0x7fff6437f044, stringbuf=0x7fff6437f048) at
subversion/libsvn_subr/stream.c:444
No locals.
#6 svn_stream_readline (stream=stream@entry=0x7fbc49588038,
stringbuf=stringbuf@entry=0x7fff6437f048, eol=eol@entry=0x7fbc4cac5c46 "\n",
eof=eof@entry=0x7fff6437f044, pool=pool@entry=0x7fbc49587028) at
subversion/libsvn_subr/stream.c:471
No locals.
#7 0x00007fbc4caab025 in read_header_block
(headers=headers@entry=0x7fff6437f090, stream=stream@entry=0x7fbc49588038,
pool=pool@entry=0x7fbc49587028) at subversion/libsvn_fs_fs/fs_fs.c:1807
svn_err__temp = <optimized out>
value = <optimized out>
i = 0
header_str = 0x7fbc4cd07653 <svn_io_file_seek+19>
name = <optimized out>
eof = 0
#8 0x00007fbc4cab4b0b in svn_fs_fs__read_noderev
(noderev_p=noderev_p@entry=0x7fff6437f128, stream=0x7fbc49588038,
pool=pool@entry=0x7fbc49587028) at subversion/libsvn_fs_fs/fs_fs.c:2398
svn_err__temp = <optimized out>
headers = 0x7fbc49588080
value = <optimized out>
noderev_id = <optimized out>
#9 0x00007fbc4cab51fb in get_node_revision_body (pool=0x7fbc49587028,
id=0x7fbc49588620, fs=0x7fbc49590030, noderev_p=0x7fff6437f128) at
subversion/libsvn_fs_fs/fs_fs.c:2379
svn_err__temp = <optimized out>
revision_file = 0x7fbc49588748
err = <optimized out>
is_cached = 0
#10 svn_fs_fs__get_node_revision (noderev_p=noderev_p@entry=0x7fff6437f128,
fs=0x7fbc49590030, id=0x7fbc49588620, pool=0x7fbc49587028) at
subversion/libsvn_fs_fs/fs_fs.c:2546
No locals.
#11 0x00007fbc4caa83fd in get_node_revision
(noderev_p=noderev_p@entry=0x7fff6437f158, node=node@entry=0x7fbc495885e8) at
subversion/libsvn_fs_fs/dag.c:163
svn_err__temp = <optimized out>
noderev = 0x0
#12 0x00007fbc4caa8704 in svn_fs_fs__dag_get_node
(node=node@entry=0x7fff6437f1c8, fs=fs@entry=0x7fbc49590030, id=0x7fbc495885b0,
pool=pool@entry=0x7fbc49587028) at subversion/libsvn_fs_fs/dag.c:196
svn_err__temp = <optimized out>
noderev = 0x7fbc49590030
#13 0x00007fbc4caa8ff3 in svn_fs_fs__dag_revision_root
(node_p=node_p@entry=0x7fff6437f1c8, fs=fs@entry=0x7fbc49590030,
rev=rev@entry=0, pool=pool@entry=0x7fbc49587028) at
subversion/libsvn_fs_fs/dag.c:612
root_id = 0x7fbc495885b0
#14 0x00007fbc4cac1383 in svn_fs_fs__revision_root (root_p=0x7fff6437f230,
fs=0x7fbc49590030, rev=0, pool=0x7fbc49587028) at
subversion/libsvn_fs_fs/tree.c:515
svn_err__temp = <optimized out>
root_dir = 0x7fbc4cd131ce <svn_pool_create_ex+30>
pool = 0x7fbc49587028
rev = 0
fs = 0x7fbc49590030
root_p = 0x7fff6437f230
#15 0x00007fbc4d390538 in svn_repos_has_capability (repos=0x7fbc4958d490,
has=has@entry=0x7fff6437f290, capability=<optimized out>,
capability@entry=0x7fbc4d5c90d9 "mergeinfo", pool=0x7fbc4955c028) at
subversion/libsvn_repos/repos.c:1635
svn_err__temp = <optimized out>
err = <optimized out>
root = 0x1300000010
ignored = 0x7fbc49551748
paths = 0x7fbc495811c0
val = <optimized out>
#16 0x00007fbc4d5c2bfa in get_option (resource=0x7fbc4956ebe8,
elem=0x7fbc49551560, option=0x7fff6437f370) at
subversion/mod_dav_svn/version.c:252
serr = <optimized out>
has = 1230508376
r = 0x7fbc4955c0a0
repos_root_uri = 0x7fbc49551cc0 "/svn/skyrim"
#17 0x00007fbc500f9337 in dav_method_options (r=r@entry=0x7fbc4955c0a0) at
mod_dav.c:1892
core_option = 0
err = <optimized out>
locks_hooks = <optimized out>
vsn_hooks = <optimized out>
binding_hooks = <optimized out>
search_hooks = <optimized out>
resource = 0x7fbc4956ebe8
dav_level = <optimized out>
allow = <optimized out>
s = <optimized out>
arr = <optimized out>
elts = <optimized out>
methods = <optimized out>
vsn_options = {first = 0x7fbc49551660, last = 0x7fbc495516f0}
body = {first = 0x7fbc49551cd0, last = 0x7fbc49551d18}
t = <optimized out>
text_size = <optimized out>
result = <optimized out>
i = <optimized out>
uri_ary = <optimized out>
doc = 0x7fbc49551400
elem = 0x7fbc49551560
err = <optimized out>
extensions = <optimized out>
entry = <optimized out>
#18 0x00007fbc500f9f08 in dav_handler (r=0x7fbc4955c0a0) at mod_dav.c:4709
r = 0x7fbc4955c0a0
#19 0x00007fbc542e1980 in ap_run_handler (r=0x7fbc4955c0a0) at config.c:173
pHook = 0x7fbc541ca0c8
n = 4
rv = 48
#20 0x00007fbc542e1ec9 in ap_invoke_handler (r=r@entry=0x7fbc4955c0a0) at
config.c:437
handler = <optimized out>
p = <optimized out>
result = <optimized out>
old_handler = 0x7fbc50101508 "dav-handler"
ignore = <optimized out>
#21 0x00007fbc542f691a in ap_process_async_request (r=r@entry=0x7fbc4955c0a0)
at http_request.c:317
access_status = 0
#22 0x00007fbc542f6bf4 in ap_process_request (r=r@entry=0x7fbc4955c0a0) at
http_request.c:363
bb = <optimized out>
b = <optimized out>
c = 0x7fbc4fecc290
rv = <optimized out>
#23 0x00007fbc542f36a2 in ap_process_http_sync_connection (c=0x7fbc4fecc290)
at http_core.c:190
r = 0x7fbc4955c0a0
cs = 0x0
csd = 0x7fbc4fecc0a0
mpm_state = 1
#24 ap_process_http_connection (c=0x7fbc4fecc290) at http_core.c:231
No locals.
#25 0x00007fbc542eafa0 in ap_run_process_connection (c=0x7fbc4fecc290) at
connection.c:41
pHook = 0x7fbc541ca8b0
n = 1
rv = 48
#26 0x00007fbc542eb388 in ap_process_connection (c=c@entry=0x7fbc4fecc290,
csd=<optimized out>) at connection.c:203
rc = <optimized out>
#27 0x00007fbc542fe72e in child_main (child_num_arg=child_num_arg@entry=2) at
prefork.c:704
current_conn = 0x7fbc4fecc290
csd = 0x7fbc4fecc0a0
thd = 0x7fbc4fece0a0
osthd = 140446842439552
ptrans = 0x7fbc4fecc028
allocator = 0x7fbc56670fd0
status = <optimized out>
i = <optimized out>
lr = <optimized out>
pollset = 0x7fbc4fece180
sbh = 0x7fbc4fece178
bucket_alloc = 0x7fbc4fec8028
last_poll_idx = 1
lockfile = <optimized out>
#28 0x00007fbc542fe962 in make_child (s=0x7fbc54248448, slot=2) at
prefork.c:800
pid = 0
#29 0x00007fbc542ff5ae in perform_idle_server_maintenance (p=<optimized out>)
at prefork.c:902
i = <optimized out>
idle_count = <optimized out>
ws = <optimized out>
free_length = <optimized out>
free_slots = {2, 11, 11, 12, 13, 14, 15, 16, 27, 28, 29, 30, 31, 32,
33, 34, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55}
last_non_dead = <optimized out>
total_non_dead = <optimized out>
#30 prefork_run (_pconf=<optimized out>, plog=<optimized out>, s=<optimized
out>) at prefork.c:1090
status = 11
pid = {pid = -1, in = 0x7fbc539cb5a0 <apr_pool_cleanup_null>, out =
0x0, err = 0x7fbc5428b028}
child_slot = <optimized out>
exitwhy = APR_PROC_SIGNAL
processed_status = <optimized out>
index = <optimized out>
remaining_children_to_start = 0
rv = <optimized out>
#31 0x00007fbc542c7dde in ap_run_mpm (pconf=0x7fbc5428b028,
plog=0x7fbc54250028, s=0x7fbc54248448) at mpm_common.c:94
pHook = 0x7fbc541ca9d8
n = 0
rv = 48
#32 0x00007fbc542c1476 in main (argc=11, argv=0x7fff6437fad8) at main.c:777
c = 68 'D'
showcompile = 0
showdirectives = 0
confname = 0x7fff64380eae "/etc/apache2/httpd.conf"
def_server_root = 0x7fbc543007e3 "/srv/www"
temp_error_log = 0x0
error = <optimized out>
process = 0x7fbc5428d118
pconf = 0x7fbc5428b028
plog = 0x7fbc54250028
ptemp = 0x7fbc5424c028
pcommands = 0x7fbc5425a028
opt = 0x7fbc5425a118
rv = <optimized out>
mod = 0x7fbc54521b18 <ap_prelinked_modules+56>
opt_arg = 0x7fff64380eec "FOREGROUND"
signal_server = <optimized out>
All the best,
Ákos
