Thanks for running our patches with many changes! Not a mistake to have it running fine for four days. ;-)
Hmm, so we hunt a rare beast. After much effort from all sides we made it rare. So, nothing to be ashamed of. Need to keep looking... > Am 09.03.2017 um 17:32 schrieb Stefan Priebe - Profihost AG > <s.pri...@profihost.ag>: > > Hi Stefan, > > while doing longer testing i can say that also the version which was > working for 4 days segfaults. So it was never solved ;-( Sorry about > that. Testing was just too short. > > Greets, > Stefan > > Am 05.03.2017 um 14:49 schrieb Stefan Priebe - Profihost AG: >> Hi Stefan, >> >> yes this seems to correct BUT i'm not sure i the test was long enough >> where i hadn't a segfault. I'll rerun a test with that version. To >> verify this was no just a "fault". >> >> Greets, >> Stefan >> Am 05.03.2017 um 14:34 schrieb Stefan Eissing: >>> Thanks. I try to summarize: >>> >>> - we did see this rarely with unpatched v1.9.2 and Yann's mpm patch v?? >>> - we still see this rarely with the patch adding mutex to the main conn >>> allocator (so this seems not to change anything) >>> - we did not see this with v1.9.2 and Yann's patch on ptrans version ?? >>> >>> Is this correct? >>> >>>> Am 04.03.2017 um 22:34 schrieb Stefan Priebe - Profihost AG >>>> <s.pri...@profihost.ag>: >>>> >>>> Hi Stefan, >>>> >>>> current trace - not sure whether this is http2 related at all: >>>> >>>> Core was generated by `/usr/local/apache/bin/httpd -DFOREGROUND'. >>>> Program terminated with signal SIGSEGV, Segmentation fault. >>>> #0 allocator_free (node=0x0, allocator=0x7fbf4c05a410) >>>> at memory/unix/apr_pools.c:381 >>>> #0 allocator_free (node=0x0, allocator=0x7fbf4c05a410) >>>> at memory/unix/apr_pools.c:381 >>>> #1 apr_pool_clear (pool=0x7fbf4c04f888) at memory/unix/apr_pools.c:793 >>>> #2 0x00005642878c2818 in ap_push_pool (queue_info=0x0, >>>> pool_to_recycle=0x7fbf4c05a418) at fdqueue.c:234 >>>> #3 0x00005642878bdb5a in process_lingering_close (cs=0x7fbf4c04fb18, >>>> pfd=0x5642886c7078) at event.c:1513 >>>> #4 0x00005642878c1690 in listener_thread (thd=0x0, dummy=0x549eb52311a6f) >>>> at event.c:1837 >>>> #5 0x00007fbf5f2940a4 in start_thread () >>>> from /lib/x86_64-linux-gnu/libpthread.so.0 >>>> #6 0x00007fbf5efc962d in clone () from /lib/x86_64-linux-gnu/libc.so.6 >>>> >>>> Stefan >>>> >>>>> Am 03.03.2017 um 21:02 schrieb Stefan Priebe - Profihost AG: >>>>> Hi Stefan, >>>>> >>>>> live. Sorry for the late reply. >>>>> >>>>> Stefan >>>>> >>>>>> Am 28.02.2017 um 11:49 schrieb Stefan Eissing: >>>>>> Meh, my mistake. Sorry about that. Did not cleanup properly. Dare you >>>>>> with an improved version: >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>>> Am 28.02.2017 um 08:41 schrieb Stefan Priebe - Profihost AG >>>>>>> <s.pri...@profihost.ag>: >>>>>>> >>>>>>> That one breaks everyting. Multiple crashes per second. >>>>>>> >>>>>>> [Thread debugging using libthread_db enabled] >>>>>>> Using host libthread_db library >>>>>>> "/lib/x86_64-linux-gnu/libthread_db.so.1". >>>>>>> Core was generated by `/usr/local/apache/bin/httpd -DFOREGROUND'. >>>>>>> Program terminated with signal SIGABRT, Aborted. >>>>>>> #0 0x00007f02724ea067 in raise () from /lib/x86_64-linux-gnu/libc.so.6 >>>>>>> #0 0x00007f02724ea067 in raise () from /lib/x86_64-linux-gnu/libc.so.6 >>>>>>> #1 0x00007f02724eb448 in abort () from /lib/x86_64-linux-gnu/libc.so.6 >>>>>>> #2 0x00007f02724e3266 in ?? () from /lib/x86_64-linux-gnu/libc.so.6 >>>>>>> #3 0x00007f02724e3312 in __assert_fail () from >>>>>>> /lib/x86_64-linux-gnu/libc.so.6 >>>>>>> #4 0x00007f027287062f in __pthread_tpp_change_priority () >>>>>>> from /lib/x86_64-linux-gnu/libpthread.so.0 >>>>>>> #5 0x00007f0272865e9f in __pthread_mutex_lock_full () >>>>>>> from /lib/x86_64-linux-gnu/libpthread.so.0 >>>>>>> #6 0x00007f0272a98db8 in allocator_alloc (in_size=in_size@entry=8032, >>>>>>> allocator=0x7f025c03f3c0) at memory/unix/apr_pools.c:244 >>>>>>> #7 apr_allocator_alloc (allocator=0x7f025c03f3c0, size=size@entry=8032) >>>>>>> at memory/unix/apr_pools.c:438 >>>>>>> #8 0x00007f0272cbcac4 in apr_bucket_alloc (size=8032, size@entry=8000, >>>>>>> list=0x7f022c0008e8) at buckets/apr_buckets_alloc.c:157 >>>>>>> #9 0x00007f0272cbdca2 in socket_bucket_read (a=0x7f022c000b08, >>>>>>> str=0x7f02627a87b8, len=0x7f02627a87c0, block=<optimized out>) >>>>>>> at buckets/apr_buckets_socket.c:34 >>>>>>> #10 0x0000565098cf1fb1 in ap_core_input_filter (f=0x7f022c0056b0, >>>>>>> b=0x7f022c005630, mode=<optimized out>, block=APR_NONBLOCK_READ, >>>>>>> readbytes=5) at core_filters.c:235 >>>>>>> #11 0x0000565098d3aaca in logio_in_filter (f=<optimized out>, >>>>>>> bb=0x7f022c005630, mode=<optimized out>, block=<optimized out>, >>>>>>> readbytes=<optimized out>) at mod_logio.c:165 >>>>>>> #12 0x0000565098d45b9a in bio_filter_in_read (bio=0x7f024800b460, >>>>>>> in=0x7f02480492a3 "", inlen=5) at ssl_engine_io.c:483 >>>>>>> #13 0x00007f02736b014c in BIO_read () >>>>>>> from /usr/lib/x86_64-linux-gnu/libcrypto.so.1.0.0 >>>>>>> #14 0x00007f0273a13c92 in ?? () from >>>>>>> /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0 >>>>>>> #15 0x00007f0273a1548d in ?? () from >>>>>>> /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0 >>>>>>> #16 0x00007f0273a12024 in ?? () from >>>>>>> /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0 >>>>>>> #17 0x0000565098d469f3 in ssl_io_input_read (inctx=0x7f022c0035b8, >>>>>>> buf=0x7f022c003600 "GET >>>>>>> /media/image/07/3c/c2/4612_13721_160192280322.jpeg HTTP/1.1\r\nHost: >>>>>>> www.onlinestore.it\r\nUser-Agent: curl/7.15+ (x64-criteo) libcurl/7.15+ >>>>>>> OpenSSL zlib libidn\r\nAccept: */*\r\n\r\n", len=0x7f02627a8b38) >>>>>>> at ssl_engine_io.c:614 >>>>>>> #18 0x0000565098d493ec in ssl_io_filter_input (f=0x7f022c005608, >>>>>>> bb=0x7f022c006dd0, mode=<optimized out>, block=<optimized out>, >>>>>>> readbytes=8000) at ssl_engine_io.c:1474 >>>>>>> #19 0x0000565098d5cd85 in h2_filter_core_input (f=0x7f022c005980, >>>>>>> brigade=0x7f022c006dd0, mode=738225624, block=APR_NONBLOCK_READ, >>>>>>> readbytes=8000) at h2_filter.c:149 >>>>>>> #20 0x0000565098d6809b in h2_session_read (session=0x7f022c006920, >>>>>>> block=<optimized out>) at h2_session.c:1440 >>>>>>> #21 0x0000565098d6b97f in h2_session_process (session=0x7f022c006920, >>>>>>> async=3964) at h2_session.c:2074 >>>>>>> #22 0x0000565098d5b84e in h2_conn_run (ctx=<optimized out>, >>>>>>> c=0x7f025c03f7d8) >>>>>>> at h2_conn.c:218 >>>>>>> #23 0x0000565098d5e551 in h2_h2_process_conn (c=0x7f025c03f7d8) at >>>>>>> h2_h2.c:658 >>>>>>> #24 0x0000565098d00fd0 in ap_run_process_connection (c=0x7f025c03f7d8) >>>>>>> at connection.c:42 >>>>>>> #25 0x0000565098d9b6d0 in process_socket (my_thread_num=<optimized out>, >>>>>>> my_child_num=<optimized out>, cs=0x7f025c03f748, sock=<optimized out>, >>>>>>> p=<optimized out>, thd=<optimized out>) at event.c:1134 >>>>>>> #26 worker_thread (thd=0xf5e, dummy=0xf7c) at event.c:2137 >>>>>>> #27 0x00007f02728680a4 in start_thread () >>>>>>> from /lib/x86_64-linux-gnu/libpthread.so.0 >>>>>>> #28 0x00007f027259d62d in clone () from /lib/x86_64-linux-gnu/libc.so.6 >>>>>>> (gdb) (gdb) quit >>>>>>> Reading symbols from /usr/local/apache/bin/httpd...Reading symbols from >>>>>>> /usr/lib/debug//usr/local/apache2/bin/httpd...done. >>>>>>> done. >>>>>>> [Thread debugging using libthread_db enabled] >>>>>>> Using host libthread_db library >>>>>>> "/lib/x86_64-linux-gnu/libthread_db.so.1". >>>>>>> Core was generated by `/usr/local/apache/bin/httpd -DFOREGROUND'. >>>>>>> Program terminated with signal SIGABRT, Aborted. >>>>>>> #0 0x00007f02724ea067 in raise () from /lib/x86_64-linux-gnu/libc.so.6 >>>>>>> #0 0x00007f02724ea067 in raise () from /lib/x86_64-linux-gnu/libc.so.6 >>>>>>> #1 0x00007f02724eb448 in abort () from /lib/x86_64-linux-gnu/libc.so.6 >>>>>>> #2 0x00007f02724e3266 in ?? () from /lib/x86_64-linux-gnu/libc.so.6 >>>>>>> #3 0x00007f02724e3312 in __assert_fail () from >>>>>>> /lib/x86_64-linux-gnu/libc.so.6 >>>>>>> #4 0x00007f027287062f in __pthread_tpp_change_priority () >>>>>>> from /lib/x86_64-linux-gnu/libpthread.so.0 >>>>>>> #5 0x00007f0272865e9f in __pthread_mutex_lock_full () >>>>>>> from /lib/x86_64-linux-gnu/libpthread.so.0 >>>>>>> #6 0x00007f0272a98db8 in allocator_alloc (in_size=in_size@entry=8032, >>>>>>> allocator=0x7f025c03d320) at memory/unix/apr_pools.c:244 >>>>>>> #7 apr_allocator_alloc (allocator=0x7f025c03d320, size=size@entry=8032) >>>>>>> at memory/unix/apr_pools.c:438 >>>>>>> #8 0x00007f0272cbcac4 in apr_bucket_alloc (size=8032, size@entry=8000, >>>>>>> list=0x7f02340008e8) at buckets/apr_buckets_alloc.c:157 >>>>>>> #9 0x00007f0272cbdca2 in socket_bucket_read (a=0x7f0234000b08, >>>>>>> str=0x7f0260fa57b8, len=0x7f0260fa57c0, block=<optimized out>) >>>>>>> at buckets/apr_buckets_socket.c:34 >>>>>>> #10 0x0000565098cf1fb1 in ap_core_input_filter (f=0x7f02340056b0, >>>>>>> b=0x7f0234005630, mode=<optimized out>, block=APR_NONBLOCK_READ, >>>>>>> readbytes=5) at core_filters.c:235 >>>>>>> #11 0x0000565098d3aaca in logio_in_filter (f=<optimized out>, >>>>>>> bb=0x7f0234005630, mode=<optimized out>, block=<optimized out>, >>>>>>> readbytes=<optimized out>) at mod_logio.c:165 >>>>>>> #12 0x0000565098d45b9a in bio_filter_in_read (bio=0x7f022801ff50, >>>>>>> in=0x7f02280345d3 "(\002\177", inlen=5) at ssl_engine_io.c:483 >>>>>>> #13 0x00007f02736b014c in BIO_read () >>>>>>> from /usr/lib/x86_64-linux-gnu/libcrypto.so.1.0.0 >>>>>>> #14 0x00007f0273a13c92 in ?? () from >>>>>>> /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0 >>>>>>> #15 0x00007f0273a1548d in ?? () from >>>>>>> /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0 >>>>>>> #16 0x00007f0273a12024 in ?? () from >>>>>>> /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0 >>>>>>> #17 0x0000565098d469f3 in ssl_io_input_read (inctx=0x7f02340035b8, >>>>>>> buf=0x7f0234003600 "", len=0x7f0260fa5b38) at ssl_engine_io.c:614 >>>>>>> #18 0x0000565098d493ec in ssl_io_filter_input (f=0x7f0234005608, >>>>>>> bb=0x7f023400cd00, mode=<optimized out>, block=<optimized out>, >>>>>>> readbytes=8000) at ssl_engine_io.c:1474 >>>>>>> #19 0x0000565098d5cd85 in h2_filter_core_input (f=0x7f0234005980, >>>>>>> brigade=0x7f023400cd00, mode=872467720, block=APR_NONBLOCK_READ, >>>>>>> readbytes=8000) at h2_filter.c:149 >>>>>>> #20 0x0000565098d6809b in h2_session_read (session=0x7f023400c850, >>>>>>> block=<optimized out>) at h2_session.c:1440 >>>>>>> #21 0x0000565098d6b97f in h2_session_process (session=0x7f023400c850, >>>>>>> async=4029) at h2_session.c:2074 >>>>>>> #22 0x0000565098d5b84e in h2_conn_run (ctx=<optimized out>, >>>>>>> c=0x7f025c03d738) >>>>>>> at h2_conn.c:218 >>>>>>> #23 0x0000565098d5e551 in h2_h2_process_conn (c=0x7f025c03d738) at >>>>>>> h2_h2.c:658 >>>>>>> #24 0x0000565098d00fd0 in ap_run_process_connection (c=0x7f025c03d738) >>>>>>> at connection.c:42 >>>>>>> #25 0x0000565098d9b6d0 in process_socket (my_thread_num=<optimized out>, >>>>>>> my_child_num=<optimized out>, cs=0x7f025c03d6a8, sock=<optimized out>, >>>>>>> p=<optimized out>, thd=<optimized out>) at event.c:1134 >>>>>>> #26 worker_thread (thd=0xf9c, dummy=0xfbd) at event.c:2137 >>>>>>> #27 0x00007f02728680a4 in start_thread () >>>>>>> from /lib/x86_64-linux-gnu/libpthread.so.0 >>>>>>> #28 0x00007f027259d62d in clone () from /lib/x86_64-linux-gnu/libc.so.6 >>>>>>> >>>>>>> Stefan >>>>>>> >>>>>>>> Am 27.02.2017 um 19:44 schrieb Stefan Eissing: >>>>>>>> Damnit. Can you try the attached patch on top of mod_http2 v1.9.2? >>>>>>>> This one sets a mutex on the main connection allocator if missing and >>>>>>>> is pretty close to the version we ran successfully with on your site >>>>>>>> for days. >>>>>>>> >>>>>>>> Thanks again! >>>>>>>> >>>>>>>> -Stefan >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>>> Am 27.02.2017 um 16:22 schrieb Stefan Priebe - Profihost AG >>>>>>>>> <s.pri...@profihost.ag>: >>>>>>>>> >>>>>>>>> Hi Stefan, >>>>>>>>> >>>>>>>>> two new crashes here. >>>>>>>>> >>>>>>>>> Reading symbols from /usr/local/apache/bin/httpd...Reading symbols >>>>>>>>> from >>>>>>>>> /usr/lib/debug//usr/local/apache2/bin/httpd...done. >>>>>>>>> done. >>>>>>>>> (gdb) (gdb) quit >>>>>>>>> Reading symbols from /usr/local/apache/bin/httpd...Reading symbols >>>>>>>>> from >>>>>>>>> /usr/lib/debug//usr/local/apache2/bin/httpd...done. >>>>>>>>> done. >>>>>>>>> [Thread debugging using libthread_db enabled] >>>>>>>>> Using host libthread_db library >>>>>>>>> "/lib/x86_64-linux-gnu/libthread_db.so.1". >>>>>>>>> Core was generated by `/usr/local/apache/bin/httpd -DFOREGROUND'. >>>>>>>>> Program terminated with signal SIGSEGV, Segmentation fault. >>>>>>>>> #0 allocator_free (node=0x0, allocator=0x7f458005a320) >>>>>>>>> at memory/unix/apr_pools.c:381 >>>>>>>>> #0 allocator_free (node=0x0, allocator=0x7f458005a320) >>>>>>>>> at memory/unix/apr_pools.c:381 >>>>>>>>> #1 apr_pool_clear (pool=0x7f458004bec8) at >>>>>>>>> memory/unix/apr_pools.c:793 >>>>>>>>> #2 0x0000560ce83e5718 in ap_push_pool (queue_info=0x0, >>>>>>>>> pool_to_recycle=0x7f458005a328) at fdqueue.c:234 >>>>>>>>> #3 0x0000560ce83e0a5a in process_lingering_close (cs=0x7f458004c158, >>>>>>>>> pfd=0x560ce8b8dda8) at event.c:1513 >>>>>>>>> #4 0x0000560ce83e4590 in listener_thread (thd=0x0, >>>>>>>>> dummy=0x5497f5242585c) >>>>>>>>> at event.c:1837 >>>>>>>>> #5 0x00007f45967610a4 in start_thread () >>>>>>>>> from /lib/x86_64-linux-gnu/libpthread.so.0 >>>>>>>>> #6 0x00007f459649662d in clone () from >>>>>>>>> /lib/x86_64-linux-gnu/libc.so.6 >>>>>>>>> (gdb) (gdb) quit >>>>>>>>> >>>>>>>>> >>>>>>>>> Reading symbols from /usr/local/apache/bin/httpd...Reading symbols >>>>>>>>> from >>>>>>>>> /usr/lib/debug//usr/local/apache2/bin/httpd...done. >>>>>>>>> done. >>>>>>>>> [Thread debugging using libthread_db enabled] >>>>>>>>> Using host libthread_db library >>>>>>>>> "/lib/x86_64-linux-gnu/libthread_db.so.1". >>>>>>>>> Core was generated by `/usr/local/apache/bin/httpd -DFOREGROUND'. >>>>>>>>> Program terminated with signal SIGSEGV, Segmentation fault. >>>>>>>>> #0 allocator_free (node=0x0, allocator=0x7f4580062840) >>>>>>>>> at memory/unix/apr_pools.c:381 >>>>>>>>> #0 allocator_free (node=0x0, allocator=0x7f4580062840) >>>>>>>>> at memory/unix/apr_pools.c:381 >>>>>>>>> #1 apr_pool_clear (pool=0x7f4580069188) at >>>>>>>>> memory/unix/apr_pools.c:793 >>>>>>>>> #2 0x0000560ce83e5718 in ap_push_pool (queue_info=0x0, >>>>>>>>> pool_to_recycle=0x7f4580062848) at fdqueue.c:234 >>>>>>>>> #3 0x0000560ce83e0a5a in process_lingering_close (cs=0x7f4580069418, >>>>>>>>> pfd=0x560ce8b8dda8) at event.c:1513 >>>>>>>>> #4 0x0000560ce83e4590 in listener_thread (thd=0x0, >>>>>>>>> dummy=0x549845279ce62) >>>>>>>>> at event.c:1837 >>>>>>>>> #5 0x00007f45967610a4 in start_thread () >>>>>>>>> from /lib/x86_64-linux-gnu/libpthread.so.0 >>>>>>>>> #6 0x00007f459649662d in clone () from >>>>>>>>> /lib/x86_64-linux-gnu/libc.so.6 >>>>>>>>> (gdb) (gdb) quit >>>>>>>>> >>>>>>>>> Stefan >>>>>>>>>> Am 26.02.2017 um 19:46 schrieb Stefan Priebe - Profihost AG: >>>>>>>>>> Hi Stefan, >>>>>>>>>> >>>>>>>>>> currently everything fine. No segfaults. >>>>>>>>>> >>>>>>>>>> Stefan >>>>>>>>>> >>>>>>>>>>> Am 25.02.2017 um 20:40 schrieb Stefan Priebe - Profihost AG: >>>>>>>>>>> Hi Stefan, >>>>>>>>>>>> Am 25.02.2017 um 13:51 schrieb Stefan Eissing: >>>>>>>>>>>> Stefan, >>>>>>>>>>>> >>>>>>>>>>>> whenever you have time, please deploy >>>>>>>>>>>> https://github.com/icing/mod_h2/releases/tag/v1.9.2 >>>>>>>>>>>> >>>>>>>>>>>> I added an own allocator with mutex to the http/2 main session. >>>>>>>>>>>> That is something of a middle-ground between placing that on the >>>>>>>>>>>> main conn (as we had in the crash free version) and 1.9.1 >>>>>>>>>>>> behaviour. Thanks! >>>>>>>>>>> >>>>>>>>>>> done. But please keep in mind that this crash might be very rare and >>>>>>>>>>> might even have happened with v1.9.0 if we've waited more time. >>>>>>>>>>> >>>>>>>>>>> Greets, >>>>>>>>>>> Stefan >>>>>>>>>>> >>>>>>>>>>>> -Stefan >>>>>>>>>>>> >>>>>>>>>>>>> Am 24.02.2017 um 19:31 schrieb Stefan Priebe - Profihost AG >>>>>>>>>>>>> <s.pri...@profihost.ag>: >>>>>>>>>>>>> >>>>>>>>>>>>> Hi Yann, >>>>>>>>>>>>> >>>>>>>>>>>>> here we go: >>>>>>>>>>>>> >>>>>>>>>>>>> (gdb) p *ipsub >>>>>>>>>>>>> $1 = {family = 2, sub = {1367753145, 0, 0, 0}, mask = {4294967295, >>>>>>>>>>>>> 4294967295, 4294967295, 4294967295}} >>>>>>>>>>>>> >>>>>>>>>>>>> (gdb) p *sa >>>>>>>>>>>>> $2 = {pool = 0x10b500c4ff0b0a, hostname = 0x503040203030102 >>>>>>>>>>>>> <error: >>>>>>>>>>>>> Cannot access memory at address 0x503040203030102>, >>>>>>>>>>>>> servname = 0x17d010000040405 <error: Cannot access memory at >>>>>>>>>>>>> address >>>>>>>>>>>>> 0x17d010000040405>, port = 770, family = 554829073, >>>>>>>>>>>>> salen = 319177009, ipaddr_len = 570909009, addr_str_len = >>>>>>>>>>>>> -2127424399, >>>>>>>>>>>>> ipaddr_ptr = 0x24f0d15215c1b142, >>>>>>>>>>>>> next = 0x17160a0982726233, sa = {sin = {sin_family = 6424, >>>>>>>>>>>>> sin_port = >>>>>>>>>>>>> 9498, sin_addr = {s_addr = 690497318}, >>>>>>>>>>>>> sin_zero = "*456789:"}, sin6 = {sin6_family = 6424, sin6_port = >>>>>>>>>>>>> 9498, sin6_flowinfo = 690497318, sin6_addr = {__in6_u = { >>>>>>>>>>>>> __u6_addr8 = "*456789:CDEFGHIJ", __u6_addr16 = {13354, 13877, >>>>>>>>>>>>> 14391, 14905, 17475, 17989, 18503, 19017}, __u6_addr32 = { >>>>>>>>>>>>> 909456426, 976828471, 1178944579, 1246316615}}}, >>>>>>>>>>>>> sin6_scope_id = 1448432723}, sas = {ss_family = 6424, >>>>>>>>>>>>> __ss_align = 4195446337656140842, >>>>>>>>>>>>> __ss_padding = >>>>>>>>>>>>> "CDEFGHIJSTUVWXYZcdefghijstuvwxyz\203\204\205\206\207\210\211\212\222\223\224\225\226\227\230\231\232\242\243\244\245\246\247\250\251\252\262\263\264\265\266\267\270\271\272\302\303\304\305\306\307\310\311\312\322\323\324\325\326\327\330\331\332\341\342\343\344\345\346\347\350\351\352\361\362\363\364\365\366\367\370\371\372\377\304\000\037\001\000\003"}}} >>>>>>>>>>>>> >>>>>>>>>>>>> (gdb) p *(struct in6_addr *)sa >>>>>>>>>>>>> $3 = {__in6_u = {__u6_addr8 = >>>>>>>>>>>>> "\n\v\377\304\000\265\020\000\002\001\003\003\002\004\003\005", >>>>>>>>>>>>> __u6_addr16 = {2826, 50431, 46336, >>>>>>>>>>>>> 16, 258, 771, 1026, 1283}, __u6_addr32 = {3305048842, 1094912, >>>>>>>>>>>>> 50528514, 84083714}}} >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> Stefan >>>>>>>>>>>>> >>>>>>>>>>>>>> Am 24.02.2017 um 14:18 schrieb Yann Ylavic: >>>>>>>>>>>>>> Hi Stefan (Priebe), >>>>>>>>>>>>>> >>>>>>>>>>>>>> Is IPv6 (really) involved in your network? >>>>>>>>>>>>>> >>>>>>>>>>>>>> Could you please show up the gdb output of the below ? >>>>>>>>>>>>>> >>>>>>>>>>>>>>> On Fri, Feb 24, 2017 at 2:07 PM, Yann Ylavic >>>>>>>>>>>>>>> <ylavic....@gmail.com> wrote: >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> 1078 APR_DECLARE(int) apr_ipsubnet_test(apr_ipsubnet_t *ipsub, >>>>>>>>>>>>>>> apr_sockaddr_t *sa) >>>>>>>>>>>>>>> 1079 { >>>>>>>>>>>>>>> 1080 #if APR_HAVE_IPV6 >>>>>>>>>>>>>>> 1081 /* XXX This line will segv on Win32 build with >>>>>>>>>>>>>>> APR_HAVE_IPV6, >>>>>>>>>>>>>>> 1082 * but without the IPV6 drivers installed. >>>>>>>>>>>>>>> 1083 */ >>>>>>>>>>>>>>> 1084 if (sa->family == AF_INET) { >>>>>>>>>>>>>>> 1085 if (ipsub->family == AF_INET && >>>>>>>>>>>>>>> 1086 ((sa->sa.sin.sin_addr.s_addr & ipsub->mask[0]) >>>>>>>>>>>>>>> == >>>>>>>>>>>>>>> ipsub->sub[0])) { >>>>>>>>>>>>>>> 1087 return 1; >>>>>>>>>>>>>>> 1088 } >>>>>>>>>>>>>>> 1089 } >>>>>>>>>>>>>>> 1090 else if (IN6_IS_ADDR_V4MAPPED((struct in6_addr >>>>>>>>>>>>>>> *)sa->ipaddr_ptr)) { >>>>>>>>>>>>>>> 1091 if (ipsub->family == AF_INET && >>>>>>>>>>>>>>> 1092 (((apr_uint32_t *)sa->ipaddr_ptr)[3] & >>>>>>>>>>>>>>> ipsub->mask[0]) == ipsub->sub[0]) { >>>>>>>>>>>>>>> 1093 return 1; >>>>>>>>>>>>>>> 1094 } >>>>>>>>>>>>>>> 1095 } >>>>>>>>>>>>>> >>>>>>>>>>>>>> (gdb) p *ipsub >>>>>>>>>>>>>> (gdb) p *sa >>>>>>>>>>>>>> (gdb) p *(struct in6_addr *)sa >>>>>>>>>>>>>> >>>>>>>>>>>>>> and possibly more to come... >>>>>>>>>>>>>> >>>>>>>>>>>>>> >>>>>>>>>>>>>> Thanks, >>>>>>>>>>>>>> Yann. >>>>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> Stefan Eissing >>>>>>>>>>>> >>>>>>>>>>>> <green/>bytes GmbH >>>>>>>>>>>> Hafenstrasse 16 >>>>>>>>>>>> 48155 Münster >>>>>>>>>>>> www.greenbytes.de >>>>>>>>>>>> >>>>>>>> >>>>>>>> Stefan Eissing >>>>>>>> >>>>>>>> <green/>bytes GmbH >>>>>>>> Hafenstrasse 16 >>>>>>>> 48155 Münster >>>>>>>> www.greenbytes.de >>>>>>>> >>>>>> >>>>>> Stefan Eissing >>>>>> >>>>>> <green/>bytes GmbH >>>>>> Hafenstrasse 16 >>>>>> 48155 Münster >>>>>> www.greenbytes.de >>>>>> >>> Stefan Eissing <green/>bytes GmbH Hafenstrasse 16 48155 Münster www.greenbytes.de