go build running under strace on linux/amd64 blows up sometimes

[alberts]

What steps will reproduce the problem?

strace -f -s1000 -ostrace.log ./make.bash

What is the expected output?

build works

What do you see instead?

sometimes build explodes with stuff like this:

# Building packages and commands for linux/amd64.
runtime
sync/atomic
errors
unicode
math
crypto/subtle
container/list
container/ring
image/color
runtime: split stack overflow: throw: 0xf8400cdaf8entersyscall < 
0x7f6d3478a000

Which compiler are you using (5g, 6g, 8g, gccgo)?

6g

Which operating system are you using?

linux

Which revision are you using?  (hg identify)

tip

I was trying to get the strace to debug the cgo text file busy problem.

[alberts]

Comment 1:

Another example:
crypto/cipher
crypto
crypto/hmac
hash/crc32
hash/adler32
./make.bash: line 96: 16287 Segmentation fault      $GOTOOLDIR/go_bootstrap install -v
std

[rsc]

Comment 2:

This looks like what Devon is seeing on issue #2675.
I wonder if it is related to signals.  If you patch in
CL 5696043 does the problem go away?

[alberts]

Comment 3:

Looks fixed. Cool.

[robpike]

Comment 4:

Status changed to Duplicate.

Merged into issue #2675.