Not quite sure what's going on here. It works fine on the builders.

Building Go bootstrap tool.

cmd/dist

Building Go toolchain using /home/daniel/src/go/.

bootstrap/internal/obj
bootstrap/asm/internal/flags
bootstrap/internal/asm
bootstrap/internal/obj/arm
bootstrap/internal/gc
bootstrap/internal/obj/x86
bootstrap/internal/obj/i386
bootstrap/5a
bootstrap/8a
bootstrap/6a
bootstrap/internal/obj/ppc64
bootstrap/asm/internal/lex
bootstrap/9a
bootstrap/asm/internal/arch
bootstrap/asm/internal/asm
bootstrap/asm
bootstrap/5g
bootstrap/6g
bootstrap/8g
bootstrap/9g

Building compilers and go_bootstrap for host, linux/amd64.

lib9
libbio
liblink
cmd/ld
cmd/6l
runtime
errors
sync/atomic
sync
io
unicode
unicode/utf8
unicode/utf16
bytes
math
strings
strconv
bufio
sort
container/heap
encoding/base64
syscall
time
internal/syscall/windows
os
reflect
fmt
encoding
encoding/binary
encoding/json
flag
path/filepath
path
io/ioutil
log
regexp/syntax
regexp
go/token
go/scanner
go/ast
go/parser
os/exec
os/signal
net/url
text/template/parse
text/template
go/doc
go/build
cmd/go

Building packages and commands for linux/amd64.

cmd/internal/obj
archive/tar
compress/flate
hash
hash/crc32
compress/bzip2
compress/lzw
hash/adler32
container/list
archive/zip
compress/gzip
compress/zlib
container/ring
crypto
crypto/subtle
math/rand
crypto/cipher
cmd/internal/asm
cmd/internal/obj/arm
crypto/aes
crypto/des
math/big
crypto/sha512
crypto/hmac
crypto/md5
internal/syscall
crypto/rc4
crypto/sha1
crypto/sha256
encoding/hex
encoding/pem
debug/dwarf
text/tabwriter
go/printer
cmd/5a
debug/elf
crypto/dsa
crypto/elliptic
encoding/asn1
crypto/rand
debug/macho
debug/pe
crypto/rsa
database/sql/driver
crypto/ecdsa
crypto/x509/pkix
database/sql
cmd/cgo
debug/gosym
debug/plan9obj
encoding/ascii85
encoding/base32
encoding/csv
encoding/gob
encoding/xml
mime
mime/quotedprintable
net/http/internal
go/format
hash/crc64
hash/fnv
html
html/template
image/color
image
image/color/palette
index/suffixarray
image/draw
image/jpeg
image/png
runtime/cgo
image/gif
internal/mime
internal/trace
math/cmplx
runtime/pprof
net
os/user
runtime/debug
runtime/race
testing
testing/iotest
testing/quick
text/scanner
cmd/internal/gc
cmd/internal/obj/x86
cmd/internal/obj/i386
cmd/8a
cmd/6a
cmd/internal/obj/ppc64
cmd/internal/goobj
cmd/internal/rsc.io/arm/armasm
crypto/x509
net/textproto
log/syslog
mime/multipart
net/mail
crypto/tls
cmd/9a
cmd/internal/rsc.io/x86/x86asm
cmd/asm/internal/arch
cmd/internal/objfile
net/http
net/smtp
cmd/asm/internal/flags
cmd/addr2line
cmd/asm/internal/lex
cmd/asm/internal/asm
cmd/dist
cmd/asm
expvar
net/http/cgi
net/http/cookiejar
net/http/httptest
net/http/fcgi
net/http/httputil
net/http/pprof
net/rpc
cmd/fix
cmd/go
net/rpc/jsonrpc
cmd/gofmt
cmd/link
cmd/nm
cmd/objdump
cmd/pack
cmd/pprof/internal/profile
cmd/5g
cmd/6g
cmd/8g
cmd/9g
cmd/pprof/internal/plugin
cmd/pprof/internal/report
cmd/pprof/internal/svg
cmd/pprof/internal/tempfile
cmd/pprof/internal/fetch
cmd/pprof/internal/symbolizer
cmd/pprof/internal/symbolz
cmd/trace
cmd/yacc
cmd/pprof/internal/commands
cmd/pprof/internal/driver
cmd/pprof

Testing packages.

ok archive/tar 0.006s
ok archive/zip 0.333s
ok bufio 0.051s
ok bytes 0.055s
ok compress/bzip2 0.045s
ok compress/flate 0.375s
ok compress/gzip 0.008s
ok compress/lzw 0.053s
ok compress/zlib 0.741s
ok container/heap 0.005s
ok container/list 0.019s
ok container/ring 0.009s
? crypto [no test files]
ok crypto/aes 0.026s
ok crypto/cipher 0.002s
ok crypto/des 0.006s
ok crypto/dsa 0.004s
ok crypto/ecdsa 0.023s
ok crypto/elliptic 0.027s
ok crypto/hmac 0.002s
ok crypto/md5 0.003s
ok crypto/rand 0.016s
ok crypto/rc4 0.065s
ok crypto/rsa 0.091s
ok crypto/sha1 0.002s
ok crypto/sha256 0.003s
ok crypto/sha512 0.003s
ok crypto/subtle 0.004s
ok crypto/tls 0.640s
ok crypto/x509 0.511s
? crypto/x509/pkix [no test files]
ok database/sql 0.022s
ok database/sql/driver 0.004s
ok debug/dwarf 0.006s
ok debug/elf 0.014s
ok debug/gosym 0.278s
ok debug/macho 0.014s
ok debug/pe 0.010s
ok debug/plan9obj 0.007s
? encoding [no test files]
ok encoding/ascii85 0.013s
ok encoding/asn1 0.003s
ok encoding/base32 0.005s
ok encoding/base64 0.003s
ok encoding/binary 0.010s
ok encoding/csv 0.002s
ok encoding/gob 0.028s
ok encoding/hex 0.002s
ok encoding/json 0.107s
ok encoding/pem 0.002s
ok encoding/xml 0.007s
ok errors 0.009s
ok expvar 0.003s
ok flag 0.004s
ok fmt 0.027s
ok go/ast 0.003s
ok go/build 0.064s
ok go/doc 0.032s
ok go/format 0.008s
ok go/parser 0.020s
ok go/printer 0.222s
ok go/scanner 0.003s
ok go/token 0.021s
? hash [no test files]
ok hash/adler32 0.005s
ok hash/crc32 0.002s
ok hash/crc64 0.002s
ok hash/fnv 0.002s
ok html 0.004s
ok html/template 0.024s
ok image 0.100s
ok image/color 0.012s
? image/color/palette [no test files]
ok image/draw 0.055s
ok image/gif 0.037s
ok image/jpeg 0.109s
ok image/png 0.029s
ok index/suffixarray 0.013s
? internal/mime [no test files]
? internal/syscall [no test files]
? internal/trace [no test files]
ok io 0.017s
ok io/ioutil 0.002s
ok log 0.003s
ok log/syslog 2.025s
ok math 0.005s
ok math/big 0.227s
ok math/cmplx 0.002s
ok math/rand 0.169s
ok mime 0.008s
ok mime/multipart 0.070s
ok mime/quotedprintable 0.101s
ok net 2.374s
ok net/http 3.819s
ok net/http/cgi 0.210s
ok net/http/cookiejar 0.004s
ok net/http/fcgi 0.003s
ok net/http/httptest 0.043s
ok net/http/httputil 0.007s
ok net/http/internal 0.003s
? net/http/pprof [no test files]
ok net/mail 0.005s
ok net/rpc 0.008s
ok net/rpc/jsonrpc 0.005s
ok net/smtp 0.022s
ok net/textproto 0.003s
ok net/url 0.004s
ok os 0.233s
ok os/exec 0.115s
ok os/signal 3.330s
ok os/user 0.003s
ok path 0.002s
ok path/filepath 0.010s
ok reflect 0.060s
ok regexp 0.070s
ok regexp/syntax 0.358s
--- FAIL: TestGdbPython (0.31s)
runtime-gdb_test.go:107: print mapvar failed: $1 = map[string]string = {[<error reading variable: Address 0xb85 out of bounds>] = <error reading variable: Address 0xb85 out of bounds>, [<error reading variable: Address 0x3 out of bounds>] = <error reading variable: Address 0x3 out of bounds>}
FAIL
FAIL runtime 10.465s
? runtime/cgo [no test files]
ok runtime/debug 0.008s
ok runtime/pprof 6.897s
? runtime/race [no test files]
ok sort 0.098s
ok strconv 0.184s
ok strings 0.069s
ok sync 0.090s
ok sync/atomic 0.151s
ok syscall 0.004s
ok testing 2.476s
? testing/iotest [no test files]
ok testing/quick 0.018s
ok text/scanner 0.003s
ok text/tabwriter 0.003s
ok text/template 0.088s
ok text/template/parse 0.007s
ok time 2.420s
ok unicode 0.020s
ok unicode/utf16 0.010s
ok unicode/utf8 0.006s
? unsafe [no test files]
? cmd/5a [no test files]
? cmd/5g [no test files]
? cmd/6a [no test files]
? cmd/6g [no test files]
? cmd/8a [no test files]
? cmd/8g [no test files]
? cmd/9a [no test files]
? cmd/9g [no test files]
ok cmd/addr2line 0.458s
? cmd/asm [no test files]
? cmd/asm/internal/arch [no test files]
ok cmd/asm/internal/asm 0.016s
? cmd/asm/internal/flags [no test files]
ok cmd/asm/internal/lex 0.002s
? cmd/cgo [no test files]
? cmd/dist [no test files]
ok cmd/fix 0.009s
ok cmd/go 0.006s
ok cmd/gofmt 0.031s
? cmd/internal/asm [no test files]
? cmd/internal/gc [no test files]
ok cmd/internal/goobj 0.008s
? cmd/internal/obj [no test files]
? cmd/internal/obj/arm [no test files]
? cmd/internal/obj/i386 [no test files]
? cmd/internal/obj/ppc64 [no test files]
? cmd/internal/obj/x86 [no test files]
? cmd/internal/objfile [no test files]
ok cmd/internal/rsc.io/arm/armasm 0.007s
ok cmd/internal/rsc.io/x86/x86asm 0.159s
ok cmd/link 0.013s
ok cmd/nm 0.466s
ok cmd/objdump 1.111s
ok cmd/pack 1.760s
? cmd/pprof [no test files]
? cmd/pprof/internal/commands [no test files]
? cmd/pprof/internal/driver [no test files]
? cmd/pprof/internal/fetch [no test files]
? cmd/pprof/internal/plugin [no test files]
? cmd/pprof/internal/profile [no test files]
? cmd/pprof/internal/report [no test files]
? cmd/pprof/internal/svg [no test files]
? cmd/pprof/internal/symbolizer [no test files]
? cmd/pprof/internal/symbolz [no test files]
? cmd/pprof/internal/tempfile [no test files]
? cmd/trace [no test files]
? cmd/yacc [no test files]
all.bash: exit 1

GDB version:
GNU gdb (GDB) Fedora 7.5.1-42.fc18

Go revision:
2adc3bd