fatal error: fault
unexpected fault address 0x7f6c88e5b020
fatal error: fault
[signal SIGBUS: bus error code=0x2 addr=0x7f6c88eac020 pc=0x46cf9a]

goroutine 2046 [running]:
runtime.throw(0x17d2a16, 0x5)
	GOROOT/src/runtime/panic.go:1116 +0x72 fp=0xc0005f9008 sp=0xc0005f8fd8 pc=0x436502
runtime.sigpanic()
	GOROOT/src/runtime/signal_unix.go:692 +0x443 fp=0xc0005f9038 sp=0xc0005f9008 pc=0x44ecf3
runtime.memmove(0x7f6c88eac000, 0x7f6c88f9c000, 0xf0000)
	src/runtime/memmove_amd64.s:365 +0x42a fp=0xc0005f9040 sp=0xc0005f9038 pc=0x46cf9a
runtime.slicecopy(0x7f6c88eac000, 0xf0000, 0xf0000, 0x7f6c88f9c000, 0xf0000, 0xf0000, 0x1, 0x1)
	GOROOT/src/runtime/slice.go:227 +0x124 fp=0xc0005f9088 sp=0xc0005f9040 pc=0x4505c4
gvisor.dev/gvisor/pkg/safemem.Copy(0x7f6c88eac000, 0xf0000, 0x0, 0x7f6c88f9c000, 0xf0000, 0xf0000, 0xf0000, 0xffffffffffffffff, 0x7f6c88eac000)
	pkg/safemem/block_unsafe.go:199 +0x4d6 fp=0xc0005f9198 sp=0xc0005f9088 pc=0x611d66
gvisor.dev/gvisor/pkg/safemem.CopySeq(0x7f6c88eac000, 0xffffffffffffffff, 0x0, 0xf0000, 0x7f6c88f9c000, 0xffffffffffffffff, 0x0, 0xf0000, 0xc0005f9350, 0x0, ...)
	pkg/safemem/seq_unsafe.go:281 +0x292 fp=0xc0005f9278 sp=0xc0005f9198 pc=0x615e72
gvisor.dev/gvisor/pkg/safemem.(*BlockSeqReader).ReadToBlocks(0xc000bf4640, 0x7f6c88eac000, 0xffffffffffffffff, 0x0, 0xf0000, 0x91d5d0, 0xc0005f9388, 0xc000128020)
	pkg/safemem/io.go:86 +0xbf fp=0xc0005f9328 sp=0xc0005f9278 pc=0x61286f
gvisor.dev/gvisor/pkg/safemem.ReadFullToBlocks(0x1a066c0, 0xc000bf4640, 0x7f6c88eac000, 0xffffffffffffffff, 0x0, 0xf0000, 0x0, 0xf0000, 0x0)
	pkg/safemem/io.go:54 +0xfe fp=0xc0005f93b8 sp=0xc0005f9328 pc=0x61256e
gvisor.dev/gvisor/pkg/sentry/pgalloc.(*MemoryFile).AllocateAndFill(0xc000128000, 0xf0000, 0x1, 0x1a066c0, 0xc000bf4640, 0x7f6c88f9c000, 0xffffffffffffffff, 0x0, 0xf0000)
	pkg/sentry/pgalloc/pgalloc.go:523 +0x14a fp=0xc0005f9448 sp=0xc0005f93b8 pc=0x8f8a9a
gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).getPMAsInternalLocked(0xc0006ec000, 0x1a39ea0, 0xc0006ee000, 0xc0006ec080, 0x9, 0x7f28bbcef000, 0x7f28bbcf0000, 0xc000000101, 0x447897, 0x149e040, ...)
	pkg/sentry/mm/pma.go:349 +0x13de fp=0xc0005f9b08 sp=0xc0005f9448 pc=0x9aebde
gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).getPMAsLocked(0xc0006ec000, 0x1a39ea0, 0xc0006ee000, 0xc0006ec080, 0x9, 0x7f28bbcef000, 0x7f28bbcf0000, 0x101, 0xc0006ec080, 0xa, ...)
	pkg/sentry/mm/pma.go:123 +0xff fp=0xc0005f9bd8 sp=0xc0005f9b08 pc=0x9acf7f
gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).HandleUserFault(0xc0006ec000, 0x1a39ea0, 0xc0006ee000, 0x7f28bbcefa4c, 0x2000101, 0x7f28bbcefa30, 0xc0004be7e0, 0xffffffff)
	pkg/sentry/mm/syscalls.go:57 +0x1ca fp=0xc0005f9cb0 sp=0xc0005f9bd8 pc=0x9c9faa
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc0006ee000, 0x1a06de0, 0x0)
	pkg/sentry/kernel/task_run.go:304 +0xa8f fp=0xc0005f9ee8 sp=0xc0005f9cb0 pc=0xc078af
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0006ee000, 0x1c)
	pkg/sentry/kernel/task_run.go:93 +0x31d fp=0xc0005f9fd0 sp=0xc0005f9ee8 pc=0xc0627d
runtime.goexit()
	src/runtime/asm_amd64.s:1373 +0x1 fp=0xc0005f9fd8 sp=0xc0005f9fd0 pc=0x46b9a1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:319 +0x19e