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Bug #1163

Updated by Victor Julien over 10 years ago

HTP Segfaults - irregular period of time between incidents (have observed cores within as little as 2 minutes or as long as 18+ hours) 

 <pre> 
 Program received signal SIGSEGV, Segmentation fault. 
 [Switching to Thread 0x7fffb743f700 (LWP 23342)] 
 0x00007ffff7bcdf8c in htp_connp_REQ_CONNECT_WAIT_RESPONSE (connp=0x7ffdebef14d0) at htp_request.c:322 
 322           if (connp->in_tx->response_progress <= HTP_RESPONSE_LINE) { 
 (gdb) 
 (gdb) bt 
 #0    0x00007ffff7bcdf8c in htp_connp_REQ_CONNECT_WAIT_RESPONSE (connp=0x7ffdebef14d0) at htp_request.c:322 
 #1    0x00007ffff7bce3f9 in htp_connp_req_data (connp=0x7ffdebef14d0, timestamp=<value optimized out>, data=<value optimized out>, len=<value optimized out>) 
     at htp_request.c:851 
 #2    0x00000000004230b1 in HTPHandleRequestData (f=<value optimized out>, htp_state=0x7fff90e4b130, pstate=0x7fff3043f900, 
     input=0x7fffb743c920 "CONNECT tools.google.com:443 HTTP/1.0\r\nHost: tools.google.com\r\nContent-Length: 0\r\nProxy-Connection: Keep-Alive\r\nProxy-Authorization: Negotiate TlRMTVNTUAADAAAAAQABAGIAAAAAAAAAYwAAAAAAAABIAAAAAAAAAEgAA"..., input_len=<value optimized out>, local_data=<value optimized out>) at app-layer-htp.c:720 
 #3    0x0000000000427d7a in AppLayerParserParse (alp_tctx=<value optimized out>, f=0x7fff5c98baf0, alproto=1, flags=6 '\006', input=<value optimized out>, 
     input_len=<value optimized out>) at app-layer-parser.c:818 
 #4    0x0000000000410219 in AppLayerHandleTCPData (tv=0x1390ed00, ra_ctx=0x7fffb00135f0, p=0x3738460, f=0x7fff5c98baf0, ssn=0x7ffe90debd90, stream=<value optimized out>, 
     data=0x7fffb743c920 "CONNECT tools.google.com:443 HTTP/1.0\r\nHost: tools.google.com\r\nContent-Length: 0\r\nProxy-Connection: Keep-Alive\r\nProxy-Authorization: Negotiate TlRMTVNTUAADAAAAAQABAGIAAAAAAAAAYwAAAAAAAABIAAAAAAAAAEgAA"..., data_len=279, flags=6 '\006') at app-layer.c:360 
 #5    0x0000000000517875 in StreamTcpReassembleAppLayer (tv=0x1390ed00, ra_ctx=0x7fffb00135f0, ssn=0x7ffe90debd90, stream=0x7ffe90debde0, p=0x3738460) 
     at stream-tcp-reassemble.c:3199 
 #6    0x0000000000517d00 in StreamTcpReassembleHandleSegmentUpdateACK (tv=0x1390ed00, ra_ctx=0x7fffb00135f0, ssn=0x7ffe90debd90, stream=0x7ffe90debde0, p=0x3738460) 
     at stream-tcp-reassemble.c:3545 
 #7    0x0000000000519e9a in StreamTcpReassembleHandleSegment (tv=0x1390ed00, ra_ctx=0x7fffb00135f0, ssn=0x7ffe90debd90, stream=0x7ffe90debd98, p=0x3738460, 
     pq=<value optimized out>) at stream-tcp-reassemble.c:3573 
 #8    0x00000000005146e5 in StreamTcpPacket (tv=0x1390ed00, p=0x43734a0, stt=0x7fffb0012f00, pq=0x137ecb20) at stream-tcp.c:4363 
 #9    0x0000000000515cec in StreamTcp (tv=0x1390ed00, p=0x43734a0, data=0x7fffb0012f00, pq=0x137ecb20, postpq=<value optimized out>) at stream-tcp.c:4485 
 #10 0x000000000052a4d0 in TmThreadsSlotVarRun (tv=0x1390ed00, p=0x43734a0, slot=<value optimized out>) at tm-threads.c:559 
 #11 0x000000000050bdef in TmThreadsSlotProcessPkt (tv=0x1390ed00, data=<value optimized out>, slot=<value optimized out>) at tm-threads.h:142 
 #12 ReceivePfringLoop (tv=0x1390ed00, data=<value optimized out>, slot=<value optimized out>) at source-pfring.c:361 
 #13 0x000000000052a11e in TmThreadsSlotPktAcqLoop (td=0x1390ed00) at tm-threads.c:703 
 #14 0x00007ffff51be9d1 in start_thread (arg=0x7fffb743f700) at pthread_create.c:301 
 #15 0x00007ffff4d07b6d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115 
 </pre> 

 --build-info: 

 <pre> 
 This is Suricata version 2.0 RELEASE 
 Features: PCAP_SET_BUFF LIBPCAP_VERSION_MAJOR=1 PF_RING HAVE_PACKET_FANOUT LIBCAP_NG LIBNET1.1 HAVE_HTP_URI_NORMALIZE_HOOK PCRE_JIT HAVE_NSS HAVE_LUAJIT HAVE_LIBJANSSON PROFILING 
 SIMD support: SSE_4_2 SSE_4_1 SSE_3 
 Atomic intrisics: 1 2 4 8 16 byte(s) 
 64-bits, Little-endian architecture 
 GCC version 4.4.7 20120313 (Red Hat 4.4.7-4), C version 199901 
 compiled with -fstack-protector 
 compiled with _FORTIFY_SOURCE=2 
 L1 cache line size (CLS)=64 
 compiled with LibHTP v0.5.10, linked against LibHTP v0.5.10 
 Suricata Configuration: 
   AF_PACKET support:                         no 
   PF_RING support:                           yes 
   NFQueue support:                           no 
   IPFW support:                              no 
   DAG enabled:                               no 
   Napatech enabled:                          no 
   Unix socket enabled:                       yes 
   Detection enabled:                         yes 

   libnss support:                            yes 
   libnspr support:                           yes 
   libjansson support:                        yes 
   Prelude support:                           no 
   PCRE jit:                                  yes 
   libluajit:                                 yes 
   libgeoip:                                  yes 
   Non-bundled htp:                           no 
   Old barnyard2 support:                     no 
   CUDA enabled:                              no 

   Suricatasc install:                        yes 

   Unit tests enabled:                        no 
   Debug output enabled:                      no 
   Debug validation enabled:                  no 
   Profiling enabled:                         yes 
   Profiling locks enabled:                   no 
   Coccinelle / spatch:                       no 

 Generic build parameters: 
   Installation prefix (--prefix):            [ REDACTED ] 
   Configuration directory (--sysconfdir):    [ REDACTED ] 
   Log directory (--localstatedir) :          [ REDACTED ] 

   Host:                                      x86_64-unknown-linux-gnu 
   GCC binary:                                gcc 
   GCC Protect enabled:                       yes 
   GCC march native enabled:                  yes 
   GCC Profile enabled:                       no 
 </pre> 


 Other configuration items of interest: 
 -Using PF_RING build 7180 w/ DNA driver on Intel 82599 NIC 
 -Suricata is using runmode: workers and cluster_flow 
 -Included IRQ affinity script is being used 
 -ixgbe parameters: MQ=1,1 RSS=16,16 FdirPballoc=3,3 num_rx_slots=32768 mtu=1500 
 -pf_ring parameters: transparent_mode=2 quick_mode=1 enable_frag_coherence=1 min_num_slots=65536 enable_tx_capture=0 enable_ip_defrag=0 

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