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To: FreeBSD Current <freebsd-current@FreeBSD.org>
From: Michael Butler <imb@protected-networks.net>
Subject: dump drops core :-(
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Date: Fri, 26 Jan 2018 08:23:58 -0500
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This has been happening for a couple of weeks now ..

  DUMP: Date of this level 2 dump: Fri Jan 26 08:11:22 2018
  DUMP: Date of last level 1 dump: Tue Jan 23 00:10:24 2018
  DUMP: Dumping snapshot of /dev/ada0s3a (/) to standard output
  DUMP: mapping (Pass I) [regular files]
  DUMP: Cache 32 MB, blocksize = 65536
  DUMP: mapping (Pass II) [directories]
  DUMP: estimated 8222982 tape blocks.
  DUMP: SIGSEGV: ABORTING!
  DUMP:   DUMP: SIGSEGV: ABORTING!
SIGSEGV: ABORTING!
  DUMP: SIGSEGV: ABORTING!
  DUMP: Segmentation fault
SIGSEGV: ABORTING!

GDB output doesn't appear to be helpful :-(

Reading symbols from /sbin/dump...(no debugging symbols found)...done.
[New LWP 100539]
Core was generated by `/sbin/dump 2Lauf - -C 32 /'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x000000080079eb98 in _wait4 () from /lib/libc.so.7
(gdb) bt
#0  0x000000080079eb98 in _wait4 () from /lib/libc.so.7
#1  0x0000000000406f73 in ?? ()
#2  0x0000000000403e99 in ?? ()
#3  0x0000000000402674 in ?? ()
#4  0x0000000800633000 in ?? ()
#5  0x0000000000000000 in ?? ()
(gdb)

How to proceed?

	imb