[releng_6 tinderbox] failure on sparc64/sparc64

[FreeBSD Tinderbox]

TB --- 2006-03-14 15:04:30 - tinderbox 2.3 running on freebsd-current.sentex.ca
TB --- 2006-03-14 15:04:30 - starting RELENG_6 tinderbox run for sparc64/sparc64
TB --- 2006-03-14 15:04:30 - cleaning the object tree
TB --- 2006-03-14 15:04:52 - checking out the source tree
TB --- 2006-03-14 15:04:52 - cd /tinderbox/RELENG_6/sparc64/sparc64
TB --- 2006-03-14 15:04:52 - /usr/bin/cvs -f -R -q -d/home/ncvs update -Pd -rRELENG_6 src
TB --- 2006-03-14 15:14:42 - building world (CFLAGS=-O2 -pipe)
TB --- 2006-03-14 15:14:42 - cd /src
TB --- 2006-03-14 15:14:42 - /usr/bin/make -B buildworld
>>> Rebuilding the temporary build tree
>>> stage 1.1: legacy release compatibility shims
>>> stage 1.2: bootstrap tools
>>> stage 2.1: cleaning up the object tree
>>> stage 2.2: rebuilding the object tree
>>> stage 2.3: build tools
>>> stage 3: cross tools
>>> stage 4.1: building includes
>>> stage 4.2: building libraries
>>> stage 4.3: make dependencies
>>> stage 4.4: building everything
TB --- 2006-03-14 16:19:12 - generating LINT kernel config
TB --- 2006-03-14 16:19:12 - cd /src/sys/sparc64/conf
TB --- 2006-03-14 16:19:12 - /usr/bin/make -B LINT
TB --- 2006-03-14 16:19:12 - building LINT kernel (COPTFLAGS=-O2 -pipe)
TB --- 2006-03-14 16:19:12 - cd /src
TB --- 2006-03-14 16:19:12 - /usr/bin/make buildkernel KERNCONF=LINT
>>> Kernel build for LINT started on Tue Mar 14 16:19:12 UTC 2006
>>> stage 1: configuring the kernel
>>> stage 2.1: cleaning up the object tree
>>> stage 2.2: rebuilding the object tree
>>> stage 2.3: build tools
>>> stage 3.1: making dependencies
>>> stage 3.2: building everything
[...]
db_trace.o(.text+0x714): In function `stack_save':
: undefined reference to `tl_text_begin'
db_trace.o(.text+0x718): In function `stack_save':
: undefined reference to `tl_text_end'
db_trace.o(.text+0x71c): In function `stack_save':
: undefined reference to `tl_text_begin'
db_trace.o(.text+0x724): In function `stack_save':
: undefined reference to `tl_text_end'
*** Error code 1

Stop in /obj/sparc64/src/sys/LINT.
*** Error code 1

Stop in /src.
*** Error code 1

Stop in /src.
TB --- 2006-03-14 16:30:41 - WARNING: /usr/bin/make returned exit code  1 
TB --- 2006-03-14 16:30:41 - ERROR: failed to build lint kernel
TB --- 2006-03-14 16:30:41 - tinderbox aborted
TB --- 0.80 user 3.77 system 5170.56 real