panic: invalid allocation length: 0x0

goroutine 32040 gp=0xc001a1da40 m=28 mp=0xc000e13808 [running]:
panic({0x126e720?, 0xc001938630?})
	bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x168 fp=0xc00096f558 sp=0xc00096f4a8 pc=0x4740c8
gvisor.dev/gvisor/pkg/sentry/pgalloc.(*MemoryFile).Allocate(0x7fa9cf8bd3d8?, 0xc001eca008?, {0x1, 0x6, 0x0, 0x0, 0x0, 0x0})
	pkg/sentry/pgalloc/pgalloc.go:639 +0x894 fp=0xc00096f698 sp=0xc00096f558 pc=0x8906f4
gvisor.dev/gvisor/pkg/sentry/socket/netstack/packetmmap.(*ringBuffer).init(0xc00049d190, {0x171d4a0, 0xc001eca008}, 0xc0027103b0)
	pkg/sentry/socket/netstack/packetmmap/ring_buffer.go:78 +0x28d fp=0xc00096f760 sp=0xc00096f698 pc=0xb9446d
gvisor.dev/gvisor/pkg/sentry/socket/netstack/packetmmap.(*Endpoint).Init(0xc000346400?, {0x171d4a0?, 0xc001eca008?}, {0xc0027103b0, 0x1, 0x1, 0xc000cc2008, 0xc0003464f0, 0xc000f90510, 0x0, ...})
	pkg/sentry/socket/netstack/packetmmap/endpoint.go:128 +0x388 fp=0xc00096f7b0 sp=0xc00096f760 pc=0xb91a68
gvisor.dev/gvisor/pkg/sentry/socket/netstack.setSockOptPacket(0xc001eca008, {0xc00096f8d8?, 0x40e7ff?}, {0x7faa50a3df20, 0xc000346400}, 0xc00096f901?, {0xc001ecab1c?, 0xc00096f908?, 0xc000736008?})
	pkg/sentry/socket/netstack/netstack.go:2745 +0x3c5 fp=0xc00096f890 sp=0xc00096f7b0 pc=0xc75b25
gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt(0x1000000af77b9?, {0x172f538?, 0xc001f4e280?}, {0x7faa50a3df20?, 0xc000346400?}, 0x171d4a0?, 0xc001eca008?, {0xc001ecab1c, 0x10, 0x90})
	pkg/sentry/socket/netstack/netstack.go:1873 +0x1b1 fp=0xc00096f8e8 sp=0xc00096f890 pc=0xc71a91
gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt(0xc001f4e280, 0xc001eca008?, 0x107?, 0x5?, {0xc001ecab1c, 0x10?, 0x90?})
	pkg/sentry/socket/netstack/netstack.go:634 +0x265 fp=0xc00096f998 sp=0xc00096f8e8 pc=0xc6aa85
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt(0xc001eca008, 0xc001a1da40?, {{0x3}, {0x107}, {0x5}, {0x2000000000c0}, {0x10}, {0x0}})
	pkg/sentry/syscalls/linux/sys_socket.go:551 +0x2f5 fp=0xc00096fa78 sp=0xc00096f998 pc=0xcfe495
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc001eca008, 0x36, {{0x3}, {0x107}, {0x5}, {0x2000000000c0}, {0x10}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:143 +0x80b fp=0xc00096fca8 sp=0xc00096fa78 pc=0xb1ebcb
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc001eca008, 0x36, {{0x3}, {0x107}, {0x5}, {0x2000000000c0}, {0x10}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:323 +0x4e fp=0xc00096fd00 sp=0xc00096fca8 pc=0xb2016e
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc001eca008, 0x36, {{0x3}, {0x107}, {0x5}, {0x2000000000c0}, {0x10}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:283 +0x7d fp=0xc00096fd50 sp=0xc00096fd00 pc=0xb1fd1d
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc001e30160?)
	pkg/sentry/kernel/task_syscall.go:258 +0x349 fp=0xc00096fe28 sp=0xc00096fd50 pc=0xb1fa09
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc001b24360?, 0xc001eca008)
	pkg/sentry/kernel/task_run.go:269 +0x1325 fp=0xc00096ff38 sp=0xc00096fe28 pc=0xb13105
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc001eca008, 0x141f)
	pkg/sentry/kernel/task_run.go:97 +0x27d fp=0xc00096ffc0 sp=0xc00096ff38 pc=0xb1171d
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
	pkg/sentry/kernel/task_start.go:412 +0x25 fp=0xc00096ffe0 sp=0xc00096ffc0 pc=0xb1d145
runtime.goexit({})
	src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00096ffe8 sp=0xc00096ffe0 pc=0x47d1a1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 32463
	pkg/sentry/kernel/task_start.go:412 +0xd9