[LEDE-DEV] Race condition in openssh build?

[Philip Prindeville]

I did a “make dirclean” and then “make -j12” and I end up seeing the following (it’s reproducible):

...
 make[3] -C feeds/packages/utils/bash compile
 make[3] -C feeds/packages/utils/bc compile
 make[3] -C feeds/packages/net/bmon compile
 make[3] -C package/network/utils/iptables compile
 make[3] -C feeds/packages/libs/liboping compile
 make[3] -C package/network/utils/iproute2 compile
 make[3] -C feeds/packages/net/isc-dhcp compile
 make[3] -C feeds/packages/net/openssh compile
 make[3] -C feeds/packages/net/openssh compile
 make[3] -C feeds/packages/net/openssh compile
 make[3] -C feeds/packages/net/openssh compile
 make[3] -C feeds/packages/net/openssh compile
 make[3] -C feeds/packages/net/openssh compile
make -r world: build failed. Please re-run make with -j1 V=s to see what's going on
/home/philipp/bertram/bmu-philip/openwrt/include/toplevel.mk:192: recipe for target 'world' failed
make: *** [world] Error 1

philipp at ubuntu16:~/bertram/bmu-philip/openwrt$ make -j4 package/openssh/clean 
 make[1] package/openssh/clean
 make[2] -C feeds/packages/net/openssh clean
 make[2] -C feeds/packages/net/openssh clean
 make[2] -C feeds/packages/net/openssh clean
 make[2] -C feeds/packages/net/openssh clean
 make[2] -C feeds/packages/net/openssh clean
 make[2] -C feeds/packages/net/openssh clean
 make[2] -C feeds/packages/net/openssh clean
philipp at ubuntu16:~/bertram/bmu-philip/openwrt$ 
philipp at ubuntu16:~/bertram/bmu-philip/openwrt$ make -j12 package/openssh/compile
 make[1] package/openssh/compile
 make[2] -C package/libs/toolchain compile
 make[2] -C feeds/packages/libs/libpam compile
 make[2] -C package/libs/zlib compile
 make[2] -C package/libs/openssl compile
 make[2] -C feeds/packages/net/openssh compile
 make[2] -C feeds/packages/net/openssh compile
 make[2] -C feeds/packages/net/openssh compile
 make[2] -C feeds/packages/net/openssh compile
 make[2] -C feeds/packages/net/openssh compile
 make[2] -C feeds/packages/net/openssh compile
 make[2] -C feeds/packages/net/openssh compile
philipp at ubuntu16:~/bertram/bmu-philip/openwrt$