[SVN-3981] serf infinite loop over https - ASF JIRA

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Details

Type: Bug
Status: Closed
Priority: Major
Resolution: Fixed
Affects Version/s: ---
Fix Version/s: 1.8.0
Component/s: libsvn_ra_serf
Labels:
None

Description

While timing checkouts over https I get occassional stalls with serf, I don't
get stalls with neon.  I'm using Subversion trunk as a dataset, I'm running
trunk mod_dav_svn and svn.  The client backtrace is:

#0  0x00007f863094fc6a in link_requests ()
   from /usr/local/serf/lib/libserf-2.so.0
#1  0x00007f8630950076 in reset_connection ()
   from /usr/local/serf/lib/libserf-2.so.0
#2  0x00007f8630950e8a in read_from_connection ()
   from /usr/local/serf/lib/libserf-2.so.0
#3  0x00007f8630950f50 in serf__process_connection ()
   from /usr/local/serf/lib/libserf-2.so.0
#4  0x00007f863094eebc in serf_event_trigger ()
   from /usr/local/serf/lib/libserf-2.so.0
#5  0x00007f863094f02e in serf_context_run ()
   from /usr/local/serf/lib/libserf-2.so.0
#6  0x00007f86337c8536 in finish_report (report_baton=0x1ec0b30, 
    pool=0x1e58358) at ../src/subversion/libsvn_ra_serf/update.c:2372
#7  0x00007f863594ad65 in svn_wc_crawl_revisions5 (wc_ctx=0x1e30d50, 
    local_abspath=0x1e58498 "/home/pm/sw/subversion/obj/xx", 
    reporter=0x7f86339d99e0, report_baton=0x1ec0b30, restore_files=1, 
    depth=svn_depth_unknown, honor_depth_exclude=1, 
    depth_compatibility_trick=0, use_commit_times=0, 
    cancel_func=0x41383b <svn_cl__check_cancel>, cancel_baton=0x0, 
    notify_func=0x4184d3 <notify>, notify_baton=0x1e5e428, 
    scratch_pool=0x1e58358) at ../src/subversion/libsvn_wc/adm_crawler.c:861
#8  0x00007f8635c71b16 in update_internal (result_rev=0x0, 
    local_abspath=0x1e58498 "/home/pm/sw/subversion/obj/xx", 
    anchor_abspath=0x1e59cf0 "/home/pm/sw/subversion/obj/xx", 
    revision=0x7fff91099990, depth=svn_depth_unknown, depth_is_sticky=0, 
    ignore_externals=0, allow_unver_obstructions=0, adds_as_modification=1, 
    timestamp_sleep=0x7fff91099ac4, notify_summary=1, ctx=0x1e30c98, 
    pool=0x1e58358) at ../src/subversion/libsvn_client/update.c:399
#9  0x00007f8635c720fc in svn_client__update_internal (result_rev=0x0, 
    local_abspath=0x1e58498 "/home/pm/sw/subversion/obj/xx", 
    revision=0x7fff91099c60, depth=svn_depth_unknown, depth_is_sticky=1, 
    ignore_externals=0, allow_unver_obstructions=0, adds_as_modification=1, 
    make_parents=0, innerupdate=0, timestamp_sleep=0x7fff91099ac4, 
    ctx=0x1e30c98, pool=0x1e58358)
    at ../src/subversion/libsvn_client/update.c:541
#10 0x00007f8635c173b2 in svn_client__checkout_internal (result_rev=0x0, 
    url=0x1e5efe0 "https://localhost:8887/mirror/subversion/trunk", 
    local_abspath=0x1e58498 "/home/pm/sw/subversion/obj/xx", 
    peg_revision=0x7fff91099c50, revision=0x7fff91099c60, ra_cache=0x0, 
    depth=svn_depth_unknown, ignore_externals=0, allow_unver_obstructions=0, 
    timestamp_sleep=0x0, ctx=0x1e30c98, pool=0x1e58358)
    at ../src/subversion/libsvn_client/checkout.c:215
#11 0x00007f8635c174fe in svn_client_checkout3 (result_rev=0x0, 
    URL=0x1e5efe0 "https://localhost:8887/mirror/subversion/trunk", 
    path=0x1e5f080 "xx", peg_revision=0x7fff91099c50, revision=0x7fff91099c60, 
    depth=svn_depth_unknown, ignore_externals=0, allow_unver_obstructions=0, 
    ctx=0x1e30c98, pool=0x1e58358)
    at ../src/subversion/libsvn_client/checkout.c:255
#12 0x0000000000408971 in svn_cl__checkout (os=0x1e304c8, 
    baton=0x7fff91099e50, pool=0x1e30278)
    at ../src/subversion/svn/checkout-cmd.c:161
#13 0x0000000000416750 in main (argc=6, argv=0x7fff9109a218)
    at ../src/subversion/svn/main.c:2586


I'll attach the server backtrace.