fatal error: entry failed

goroutine 815103 [running]:
runtime.throw(0x133daa8, 0xc)
	GOROOT/src/runtime/panic.go:1117 +0x72 fp=0xc00b231418 sp=0xc00b2313e8 pc=0x438072
gvisor.dev/gvisor/pkg/sentry/platform/kvm.dieHandler(0xc0003e4d80)
	pkg/sentry/platform/kvm/bluepill.go:79 +0x2f fp=0xc00b231438 sp=0xc00b231418 pc=0xf156cf
runtime: unexpected return pc for gvisor.dev/gvisor/pkg/safecopy.memcpy called from 0xc0003e4d80
stack: frame={sp:0xc00b231438, fp:0xc00b231440} stack=[0xc00b230000,0xc00b232000)
000000c00b231338:  000000c00b2313d0  00000000004f5c95 <fmt.(*pp).printArg+2165> 
000000c00b231348:  000000c007ae7930  000000c0063c11ea 
000000c00b231358:  0000000000000016  000000c000000073 
000000c00b231368:  000000000074a96d <gvisor.dev/gvisor/pkg/fspath.(*Builder).PrependString+173>  000000c0063c11eb 
000000c00b231378:  0000000001336c84  0000000000000003 
000000c00b231388:  000000c00b2313b0  000000000074a879 <gvisor.dev/gvisor/pkg/fspath.(*Builder).PrependComponent+89> 
000000c00b231398:  000000c004ca6180  0000000001336c84 
000000c00b2313a8:  0000000000438257 <runtime.fatalthrow+87>  000000c00b2313b8 
000000c00b2313b8:  0000000000469660 <runtime.fatalthrow.func1+0>  000000c000a9fc80 
000000c00b2313c8:  0000000000438072 <runtime.throw+114>  000000c00b2313e8 
000000c00b2313d8:  000000c00b231408  0000000000438072 <runtime.throw+114> 
000000c00b2313e8:  000000c00b2313f0  00000000004695c0 <runtime.throw.func1+0> 
000000c00b2313f8:  000000000133daa8  000000000000000c 
000000c00b231408:  000000c00b231428  0000000000f156cf <gvisor.dev/gvisor/pkg/sentry/platform/kvm.dieHandler+47> 
000000c00b231418:  000000000133daa8  000000000000000c 
000000c00b231428:  000000c00b2314e0  00000000006d9543 <gvisor.dev/gvisor/pkg/safecopy.memcpy+131> 
000000c00b231438: <000000c0003e4d80 >00000000006d753c <gvisor.dev/gvisor/pkg/safecopy.copyIn+124> 
000000c00b231448:  00003fee51eb9000  00003fee13731000 
000000c00b231458:  0000000000001000  0000000000500fe5 <strings.(*Builder).Write+133> 
000000c00b231468:  000000c000000000  000000c00b231498 
000000c00b231478:  000000000047c7bc <sync.(*Pool).Put+92>  0000000001e49300 
000000c00b231488:  000000c00b182200  0000000000000004 
000000c00b231498:  00003fee51eb9000  000000c00b2314d0 
000000c00b2314a8:  000000000083f305 <gvisor.dev/gvisor/pkg/sentry/pgalloc.usageGapIterator.Range+101>  000000c006c93800 
000000c00b2314b8:  0000000000000004  000000007e63b000 
000000c00b2314c8:  000000007e637000  000000c00b231540 
000000c00b2314d8:  0000000000838f67 <gvisor.dev/gvisor/pkg/sentry/pgalloc.(*usageSet).InsertWithoutMergingUnchecked+519>  000000c00b231528 
000000c00b2314e8:  00000000006d7473 <gvisor.dev/gvisor/pkg/safecopy.CopyIn+83>  00003fee51eb9000 
000000c00b2314f8:  0000000000001000  0000000000001000 
000000c00b231508:  00003fee13731000  ffffffffffffffff 
000000c00b231518:  ffffffffffffffff  000000000000000c 
000000c00b231528:  000000c00b2315d8  00000000006da5fe <gvisor.dev/gvisor/pkg/safemem.Copy+446> 
000000c00b231538:  00003fee51eb9000 
gvisor.dev/gvisor/pkg/safecopy.memcpy(0x6d753c, 0x3fee51eb9000, 0x3fee13731000, 0x1000)
	pkg/safecopy/memcpy_amd64.s:82 +0x83 fp=0xc00b231440 sp=0xc00b231438 pc=0x6d9543
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:380 +0x116