panic: invalid allocation length: 0x0

goroutine 95408 gp=0xc0013b1c00 m=26 mp=0xc001e04008 [running]:
panic({0x126e720?, 0xc00157a350?})
	bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x168 fp=0xc0020af558 sp=0xc0020af4a8 pc=0x4740c8
gvisor.dev/gvisor/pkg/sentry/pgalloc.(*MemoryFile).Allocate(0x7f2450742000?, 0xc00161b908?, {0x1, 0x6, 0x0, 0x0, 0x0, 0x0})
	pkg/sentry/pgalloc/pgalloc.go:639 +0x894 fp=0xc0020af698 sp=0xc0020af558 pc=0x8906f4
gvisor.dev/gvisor/pkg/sentry/socket/netstack/packetmmap.(*ringBuffer).init(0xc000258f10, {0x171d4a0, 0xc00161b908}, 0xc001a512c0)
	pkg/sentry/socket/netstack/packetmmap/ring_buffer.go:78 +0x28d fp=0xc0020af760 sp=0xc0020af698 pc=0xb9446d
gvisor.dev/gvisor/pkg/sentry/socket/netstack/packetmmap.(*Endpoint).Init(0xc000337a00?, {0x171d4a0?, 0xc00161b908?}, {0xc001a512c0, 0x1, 0x0, 0xc0004ff008, 0xc000337af0, 0xc002de0690, 0x0, ...})
	pkg/sentry/socket/netstack/packetmmap/endpoint.go:128 +0x388 fp=0xc0020af7b0 sp=0xc0020af760 pc=0xb91a68
gvisor.dev/gvisor/pkg/sentry/socket/netstack.setSockOptPacket(0xc00161b908, {0xc0020af8d8?, 0x40e7ff?}, {0x7f245090b650, 0xc000337a00}, 0xc0020af901?, {0xc00161c41c?, 0xc0020af908?, 0xc000cd9008?})
	pkg/sentry/socket/netstack/netstack.go:2745 +0x3c5 fp=0xc0020af890 sp=0xc0020af7b0 pc=0xc75b25
gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt(0x1000000af77b9?, {0x172f538?, 0xc00130e640?}, {0x7f245090b650?, 0xc000337a00?}, 0x171d4a0?, 0xc00161b908?, {0xc00161c41c, 0x1c, 0x90})
	pkg/sentry/socket/netstack/netstack.go:1873 +0x1b1 fp=0xc0020af8e8 sp=0xc0020af890 pc=0xc71a91
gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt(0xc00130e640, 0xc00161b908?, 0x107?, 0x5?, {0xc00161c41c, 0x1c?, 0x90?})
	pkg/sentry/socket/netstack/netstack.go:634 +0x265 fp=0xc0020af998 sp=0xc0020af8e8 pc=0xc6aa85
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt(0xc00161b908, 0xc0013b1c00?, {{0x4}, {0x107}, {0x5}, {0x200000000140}, {0x1c}, {0x0}})
	pkg/sentry/syscalls/linux/sys_socket.go:551 +0x2f5 fp=0xc0020afa78 sp=0xc0020af998 pc=0xcfe495
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00161b908, 0x36, {{0x4}, {0x107}, {0x5}, {0x200000000140}, {0x1c}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:143 +0x80b fp=0xc0020afca8 sp=0xc0020afa78 pc=0xb1ebcb
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00161b908, 0x36, {{0x4}, {0x107}, {0x5}, {0x200000000140}, {0x1c}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:323 +0x4e fp=0xc0020afd00 sp=0xc0020afca8 pc=0xb2016e
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00161b908, 0x36, {{0x4}, {0x107}, {0x5}, {0x200000000140}, {0x1c}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:283 +0x7d fp=0xc0020afd50 sp=0xc0020afd00 pc=0xb1fd1d
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000e08fd0?)
	pkg/sentry/kernel/task_syscall.go:258 +0x349 fp=0xc0020afe28 sp=0xc0020afd50 pc=0xb1fa09
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0016317a0?, 0xc00161b908)
	pkg/sentry/kernel/task_run.go:269 +0x1325 fp=0xc0020aff38 sp=0xc0020afe28 pc=0xb13105
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00161b908, 0x3fa0)
	pkg/sentry/kernel/task_run.go:97 +0x27d fp=0xc0020affc0 sp=0xc0020aff38 pc=0xb1171d
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
	pkg/sentry/kernel/task_start.go:412 +0x25 fp=0xc0020affe0 sp=0xc0020affc0 pc=0xb1d145
runtime.goexit({})
	src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0020affe8 sp=0xc0020affe0 pc=0x47d1a1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 95245
	pkg/sentry/kernel/task_start.go:412 +0xd9