Symptom:
poll_ldp_x  causing repeated segfaults


[root@cran-ch2-7p cariden]# grep poll_ldp /var/log/messages
Jan 12 13:41:21 cran-ch2-7p kernel: poll_ldp_x[23402]: segfault at 0 ip 000000000045f178 sp 00007fff2cc28160 error 4 in poll_ldp_x[400000+150000]
Jan 12 19:41:24 cran-ch2-7p kernel: poll_ldp_x[26965]: segfault at 0 ip 000000000045f178 sp 00007ffff00f1db0 error 4 in poll_ldp_x[400000+150000]
Jan 12 23:43:20 cran-ch2-7p kernel: poll_ldp_x[19752]: segfault at 0 ip 000000000045f178 sp 00007fff75d4fed0 error 4 in poll_ldp_x[400000+150000]
Jan 13 11:41:13 cran-ch2-7p kernel: poll_ldp_x[10695]: segfault at 0 ip 000000000045f178 sp 00007fff22e765f0 error 4 in poll_ldp_x[400000+150000]
Jan 13 14:41:45 cran-ch2-7p kernel: poll_ldp_x[14436]: segfault at 0 ip 000000000045f178 sp 00007fffb63b9b20 error 4 in poll_ldp_x[400000+150000]
Jan 13 15:41:24 cran-ch2-7p kernel: poll_ldp_x[22647]: segfault at 0 ip 000000000045f178 sp 00007fff5a20ea60 error 4 in poll_ldp_x[400000+150000]
Jan 13 16:41:32 cran-ch2-7p kernel: poll_ldp_x[32437]: segfault at 0 ip 000000000045f178 sp 00007fff1db48060 error 4 in poll_ldp_x[400000+150000]
Jan 13 18:42:51 cran-ch2-7p kernel: poll_ldp_x[4546]: segfault at 0 ip 000000000045f178 sp 00007fff11be72c0 error 4 in poll_ldp_x[400000+150000]
Jan 13 19:50:05 cran-ch2-7p kernel: poll_ldp_x[28364]: segfault at 0 ip 000000000045f178 sp 00007fff9f800de0 error 4 in poll_ldp_x[400000+150000]
Jan 13 21:41:10 cran-ch2-7p kernel: poll_ldp_x[32180]: segfault at 0 ip 000000000045f178 sp 00007fff42740bd0 error 4 in poll_ldp_x[400000+150000]
Jan 13 22:52:33 cran-ch2-7p kernel: poll_ldp_x[20465]: segfault at 0 ip 000000000045f178 sp 00007fff6ef87940 error 4 in poll_ldp_x[400000+150000]
Jan 14 11:41:00 cran-ch2-7p kernel: poll_ldp_x[11941]: segfault at 0 ip 000000000045f178 sp 00007fff6635c790 error 4 in poll_ldp_x[400000+150000]

Conditions:
Unknown