I've seen this a few times now. We're setting Travis up for integration tests, and disaster strikes: echo "Starting the LXD container." Starting the LXD container. # FIXME switch back to unprovileged once LP: #1709536 is fixed $lxc launch --ephemeral --config security.privileged=true --config security.nesting=true ubuntu:xenial "$name" Creating test-runner Starting test-runner # This is likely needed to wait for systemd in the container to start and get # an IP, configure DNS. First boot is always a bit slow because cloud-init # needs to run too. $lxc exec "$name" -- sh -c "for i in {1..50}; do ping -c1 www.ubuntu.com &> /dev/null && break; done" sleep 5 $lxc config set "$name" environment.TRAVIS_COMMIT_RANGE "$TRAVIS_COMMIT_RANGE" runtime: address space conflict: map(0xc820000000) = 0x7f4e9c45d000 fatal error: runtime: address space conflict runtime stack: runtime.throw(0xc820241300, 0x1f) /usr/lib/go-1.6/src/runtime/panic.go:530 +0x92 fp=0x7ffeca228e30 sp=0x7ffeca228e18 runtime.sysMap(0xc820000000, 0x100000, 0x7ffeca228f00, 0xc8204baa18) /usr/lib/go-1.6/src/runtime/mem_linux.go:210 +0x13a fp=0x7ffeca228e70 sp=0x7ffeca228e30 runtime.(*mheap).sysAlloc(0xc8204a02e0, 0x100000, 0x9c398b31) /usr/lib/go-1.6/src/runtime/malloc.go:429 +0x193 fp=0x7ffeca228ef8 sp=0x7ffeca228e70 runtime.(*mheap).grow(0xc8204a02e0, 0x8, 0x0) /usr/lib/go-1.6/src/runtime/mheap.go:651 +0x65 fp=0x7ffeca228f50 sp=0x7ffeca228ef8 runtime.(*mheap).allocSpanLocked(0xc8204a02e0, 0x1, 0x0) /usr/lib/go-1.6/src/runtime/mheap.go:553 +0x4f8 fp=0x7ffeca228fa8 sp=0x7ffeca228f50 runtime.(*mheap).alloc_m(0xc8204a02e0, 0x1, 0x15, 0xc81fd2e6cc) /usr/lib/go-1.6/src/runtime/mheap.go:437 +0x11d fp=0x7ffeca228fd8 sp=0x7ffeca228fa8 runtime.(*mheap).alloc.func1() /usr/lib/go-1.6/src/runtime/mheap.go:502 +0x43 fp=0x7ffeca229008 sp=0x7ffeca228fd8 runtime.systemstack(0x7ffeca229028) /usr/lib/go-1.6/src/runtime/asm_amd64.s:307 +0xa1 fp=0x7ffeca229010 sp=0x7ffeca229008 runtime.(*mheap).alloc(0xc8204a02e0, 0x1, 0x10000000015, 0xc81f89f328) /usr/lib/go-1.6/src/runtime/mheap.go:503 +0x65 fp=0x7ffeca229058 sp=0x7ffeca229010 runtime.(*mcentral).grow(0xc8204a1ee0, 0x0) /usr/lib/go-1.6/src/runtime/mcentral.go:209 +0x95 fp=0x7ffeca2290c0 sp=0x7ffeca229058 runtime.(*mcentral).cacheSpan(0xc8204a1ee0, 0xc82049a898) /usr/lib/go-1.6/src/runtime/mcentral.go:89 +0x47f fp=0x7ffeca229100 sp=0x7ffeca2290c0 runtime.(*mcache).refill(0x7f4e9c55d000, 0x7f4e00000015, 0x7ffeca229168) /usr/lib/go-1.6/src/runtime/mcache.go:119 +0xd0 fp=0x7ffeca229138 sp=0x7ffeca229100 runtime.mallocgc.func2() /usr/lib/go-1.6/src/runtime/malloc.go:642 +0x2d fp=0x7ffeca229158 sp=0x7ffeca229138 runtime.systemstack(0x7ffeca2291f8) /usr/lib/go-1.6/src/runtime/asm_amd64.s:307 +0xa1 fp=0x7ffeca229160 sp=0x7ffeca229158 runtime.mallocgc(0x180, 0xc8201a2380, 0x0, 0x800000000) /usr/lib/go-1.6/src/runtime/malloc.go:643 +0x87c fp=0x7ffeca229238 sp=0x7ffeca229160 runtime.newobject(0xc8201a2380, 0xc82049aff0) /usr/lib/go-1.6/src/runtime/malloc.go:781 +0x44 fp=0x7ffeca229260 sp=0x7ffeca229238 runtime.malg(0xc800008000, 0xc82049b3a0) /usr/lib/go-1.6/src/runtime/proc.go:2634 +0x29 fp=0x7ffeca229298 sp=0x7ffeca229260 runtime.mpreinit(0xc82049bb60) /usr/lib/go-1.6/src/runtime/os1_linux.go:205 +0x21 fp=0x7ffeca2292b0 sp=0x7ffeca229298 runtime.mcommoninit(0xc82049bb60) /usr/lib/go-1.6/src/runtime/proc.go:494 +0x109 fp=0x7ffeca2292f8 sp=0x7ffeca2292b0 runtime.schedinit() /usr/lib/go-1.6/src/runtime/proc.go:434 +0x7d fp=0x7ffeca229340 sp=0x7ffeca2292f8 runtime.rt0_go(0x7ffeca229448, 0x6, 0x7ffeca229448, 0x0, 0x7f4e9bdc8f45, 0x0, 0x7ffeca229448, 0x600000000, 0xc81f8ee9b0, 0x0, ...) /usr/lib/go-1.6/src/runtime/asm_amd64.s:138 +0x134 fp=0x7ffeca229348 sp=0x7ffeca229340 The command "sudo ./tools/travis/run_tests.sh integration" exited with 2.