panic: invalid allocation length: 0x0

goroutine 647712 gp=0x400181d180 m=58 mp=0x400274a008 [running]:
panic({0xc8e6e0?, 0x4004cd42a0?})
	bazel-out/aarch64-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x154 fp=0x40014314a0 sp=0x40014313f0 pc=0x84314
gvisor.dev/gvisor/pkg/sentry/pgalloc.(*MemoryFile).Allocate(0x1bf77f0?, 0xc912a0?, {0x1, 0x6, 0x0, 0x0, 0x0, 0x0})
	pkg/sentry/pgalloc/pgalloc.go:639 +0x570 fp=0x40014315f0 sp=0x40014314a0 pc=0x4219d0
gvisor.dev/gvisor/pkg/sentry/socket/netstack/packetmmap.(*ringBuffer).init(0x4002fda010, {0x110cff0, 0x40040b0008}, 0x40062472e0)
	pkg/sentry/socket/netstack/packetmmap/ring_buffer.go:78 +0x24c fp=0x40014316c0 sp=0x40014315f0 pc=0x6ae81c
gvisor.dev/gvisor/pkg/sentry/socket/netstack/packetmmap.(*Endpoint).Init(0x4002fda008, {0x110cff0?, 0x40040b0008?}, {0x40062472e0, 0x1, 0x1, 0x4003f68808, 0x40013984f0, 0x40011d7290, 0x0, ...})
	pkg/sentry/socket/netstack/packetmmap/endpoint.go:128 +0x274 fp=0x4001431710 sp=0x40014316c0 pc=0x6ac1f4
gvisor.dev/gvisor/pkg/sentry/socket/netstack.setSockOptPacket(0x40040b0008, {0x0?, 0x4001431898?}, {0xffff17680880, 0x4001398400}, 0xeb4120?, {0x40040b0b1c?, 0x649dcc?, 0x4003e7c008?})
	pkg/sentry/socket/netstack/netstack.go:2745 +0x2e0 fp=0x4001431840 sp=0x4001431710 pc=0x764f40
gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt(0x1bf48b0?, {0x111eeb8?, 0x40031323c0?}, {0xffff17680880?, 0x4001398400?}, 0x40040b0b1c?, 0x1c?, {0x40040b0b1c?, 0x110cff0?, 0x40040b0008?})
	pkg/sentry/socket/netstack/netstack.go:1873 +0x144 fp=0x40014318a0 sp=0x4001431840 pc=0x762014
gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt(0x40031323c0, 0x40040b0008?, 0x107?, 0x5?, {0x40040b0b1c, 0x1c?, 0x90?})
	pkg/sentry/socket/netstack/netstack.go:634 +0x274 fp=0x4001431950 sp=0x40014318a0 pc=0x75ca34
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt(0x40040b0008, 0x40000002?, {{0x4}, {0x107}, {0x5}, {0x20000680}, {0x1c}, {0x0}})
	pkg/sentry/syscalls/linux/sys_socket.go:551 +0x1b0 fp=0x4001431a30 sp=0x4001431950 pc=0x7d94b0
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0x40040b0008, 0xd0, {{0x4}, {0x107}, {0x5}, {0x20000680}, {0x1c}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:143 +0x4e8 fp=0x4001431c60 sp=0x4001431a30 pc=0x647d28
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0x40040b0008, 0xd0, {{0x4}, {0x107}, {0x5}, {0x20000680}, {0x1c}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:323 +0x3c fp=0x4001431cc0 sp=0x4001431c60 pc=0x648c5c
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0x40040b0008, 0xd0, {{0x4}, {0x107}, {0x5}, {0x20000680}, {0x1c}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:283 +0x58 fp=0x4001431d10 sp=0x4001431cc0 pc=0x6488d8
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0x40051be4e0?)
	pkg/sentry/kernel/task_syscall.go:258 +0x23c fp=0x4001431df0 sp=0x4001431d10 pc=0x64868c
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0x40032a63f0?, 0x40040b0008)
	pkg/sentry/kernel/task_run.go:269 +0xce4 fp=0x4001431f10 sp=0x4001431df0 pc=0x63e544
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0x40040b0008, 0xcfcd)
	pkg/sentry/kernel/task_run.go:97 +0x1d4 fp=0x4001431fb0 sp=0x4001431f10 pc=0x63d1d4
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
	pkg/sentry/kernel/task_start.go:412 +0x2c fp=0x4001431fd0 sp=0x4001431fb0 pc=0x6468bc
runtime.goexit({})
	src/runtime/asm_arm64.s:1223 +0x4 fp=0x4001431fd0 sp=0x4001431fd0 pc=0x8d564
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 647710
	pkg/sentry/kernel/task_start.go:412 +0xc4