fatal error: unexpected signal during runtime execution [signal SIGFPE: floating-point exception code=0x6 addr=0x425e45 pc=0x425e45] goroutine 663742 [running]: runtime.throw(0x11cd355, 0x2a) GOROOT/src/runtime/panic.go:1116 +0x72 fp=0xc00294fb38 sp=0xc00294fb08 pc=0x4374f2 runtime.sigpanic() GOROOT/src/runtime/signal_unix.go:704 +0x4ac fp=0xc00294fb68 sp=0xc00294fb38 pc=0x44df8c runtime.deductSweepCredit(0x2000, 0x0) GOROOT/src/runtime/mgcsweep.go:862 +0xe5 fp=0xc00294fb90 sp=0xc00294fb68 pc=0x425e45 runtime.(*mcentral).cacheSpan(0x1ac88b8, 0x3f62f17f5988) GOROOT/src/runtime/mcentral.go:101 +0x65 fp=0xc00294fc08 sp=0xc00294fb90 pc=0x4185e5 runtime.(*mcache).refill(0x7f64df32d2f0, 0x57) GOROOT/src/runtime/mcache.go:142 +0xa5 fp=0xc00294fc28 sp=0xc00294fc08 pc=0x418305 runtime.(*mcache).nextFree(0x7f64df32d2f0, 0x57, 0x18, 0x8, 0x203000) GOROOT/src/runtime/malloc.go:880 +0x8d fp=0xc00294fc60 sp=0xc00294fc28 pc=0x40d42d runtime.mallocgc(0x1000, 0x100dac0, 0x110e201, 0x30) GOROOT/src/runtime/malloc.go:1061 +0x834 fp=0xc00294fd00 sp=0xc00294fc60 pc=0x40de14 runtime.newobject(0x100dac0, 0xc0099f6870) GOROOT/src/runtime/malloc.go:1195 +0x38 fp=0xc00294fd30 sp=0xc00294fd00 pc=0x40e2b8 gvisor.dev/gvisor/pkg/sentry/platform/ring0/pagetables.newAlignedPTEs(...) pkg/sentry/platform/ring0/pagetables/allocator_unsafe.go:25 gvisor.dev/gvisor/pkg/sentry/platform/ring0/pagetables.(*RuntimeAllocator).NewPTEs(0xc002702400, 0xc000676000) pkg/sentry/platform/ring0/pagetables/allocator.go:103 +0x39 fp=0xc00294fd68 sp=0xc00294fd30 pc=0xdd25f9 gvisor.dev/gvisor/pkg/sentry/platform/kvm.(*allocator).NewPTEs(0xc002702400, 0x1) pkg/sentry/platform/kvm/bluepill_allocator.go:49 +0x1e fp=0xc00294fd90 sp=0xc00294fd68 pc=0xdda03e gvisor.dev/gvisor/pkg/sentry/platform/ring0/pagetables.(*PageTables).Init(0xc002702440, 0x1318d00, 0xc002702400) pkg/sentry/platform/ring0/pagetables/pagetables.go:66 +0x37 fp=0xc00294fdb8 sp=0xc00294fd90 pc=0xdd2837 gvisor.dev/gvisor/pkg/sentry/platform/ring0/pagetables.NewWithUpper(0x1318d00, 0xc002702400, 0xc0000e3f00, 0xffff800000000000, 0xc0009ae660) pkg/sentry/platform/ring0/pagetables/pagetables.go:84 +0x58 fp=0xc00294fde8 sp=0xc00294fdb8 pc=0xdd28f8 gvisor.dev/gvisor/pkg/sentry/platform/kvm.(*KVM).NewAddressSpace(0xc00000ea98, 0x0, 0x0, 0x8, 0xc0079ae2c8, 0x3f62f185c9a8, 0x0, 0xc000676000) pkg/sentry/platform/kvm/kvm.go:161 +0x90 fp=0xc00294fe50 sp=0xc00294fde8 pc=0xddc2f0 gvisor.dev/gvisor/pkg/sentry/kernel.(*Kernel).NewAddressSpace(0xc000149180, 0x0, 0x0, 0xc0009ae6c0, 0x467ee0, 0xc0009ae708, 0xc0009ae710, 0x8) :1 +0x55 fp=0xc00294fea0 sp=0xc00294fe50 pc=0x9ee3d5 gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).Activate(0xc00e273000, 0x1322100, 0xc0064ef500, 0xc0079ae2c8, 0x0) pkg/sentry/mm/address_space.go:87 +0xd5 fp=0xc00294ff18 sp=0xc00294fea0 pc=0x843555 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Activate(0xc0064ef500) pkg/sentry/kernel/task_usermem.go:35 +0x56 fp=0xc00294ff60 sp=0xc00294ff18 pc=0x9d2b76 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0064ef500, 0x3949) pkg/sentry/kernel/task_run.go:73 +0x174 fp=0xc00294ffd0 sp=0xc00294ff60 pc=0x9c37b4 runtime.goexit() src/runtime/asm_amd64.s:1374 +0x1 fp=0xc00294ffd8 sp=0xc00294ffd0 pc=0x470681 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:323 +0xfe