panic: invalid allocation length: 0x0

goroutine 311796 gp=0xc0026f1a40 m=25 mp=0xc000603808 [running]:
panic({0x114b520?, 0xc0067e9170?})
	bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x168 fp=0xc007c73550 sp=0xc007c734a0 pc=0x4740c8
gvisor.dev/gvisor/pkg/sentry/pgalloc.(*MemoryFile).Allocate(0x20eda80?, 0x114e160?, {0x1, 0x6, 0x0, 0x0, 0x0, 0x0})
	pkg/sentry/pgalloc/pgalloc.go:639 +0x6f9 fp=0xc007c736a0 sp=0xc007c73550 pc=0x83ab59
gvisor.dev/gvisor/pkg/sentry/socket/netstack/packetmmap.(*ringBuffer).init(0xc0023b1690, {0x15cd040, 0xc002c26c88}, 0xc0054255f0)
	pkg/sentry/socket/netstack/packetmmap/ring_buffer.go:78 +0x2a8 fp=0xc007c73768 sp=0xc007c736a0 pc=0xae3948
gvisor.dev/gvisor/pkg/sentry/socket/netstack/packetmmap.(*Endpoint).Init(0xc008aae000?, {0x15cd040?, 0xc002c26c88?}, {0xc0054255f0, 0x1, 0x0, 0xc0084ee808, 0xc008aae0f0, 0xc007d48b10, 0x0, ...})
	pkg/sentry/socket/netstack/packetmmap/endpoint.go:128 +0x265 fp=0xc007c737b8 sp=0xc007c73768 pc=0xae14a5
gvisor.dev/gvisor/pkg/sentry/socket/netstack.setSockOptPacket(0xc002c26c88, {0xc007c738e0?, 0x40e7ff?}, {0x3f43bd99da58, 0xc008aae000}, 0xc007c73901?, {0xc002c2779c?, 0xc007c73908?, 0xc008bc2008?})
	pkg/sentry/socket/netstack/netstack.go:2745 +0x315 fp=0xc007c73898 sp=0xc007c737b8 pc=0xba52f5
gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt(0x8dcbc0?, {0x15df0d8?, 0xc007d9a640?}, {0x3f43bd99da58?, 0xc008aae000?}, 0xc002c26c88?, 0xc007c73988?, {0xc002c2779c, 0x10, 0x90})
	pkg/sentry/socket/netstack/netstack.go:1873 +0x148 fp=0xc007c738f0 sp=0xc007c73898 pc=0xba2468
gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt(0xc007d9a640, 0xc002c26c88?, 0x107?, 0x5?, {0xc002c2779c, 0x10?, 0x90?})
	pkg/sentry/socket/netstack/netstack.go:634 +0x225 fp=0xc007c73998 sp=0xc007c738f0 pc=0xb9c8e5
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt(0xc002c26c88, 0x10?, {{0x3}, {0x107}, {0x5}, {0x200000000bc0}, {0x10}, {0x0}})
	pkg/sentry/syscalls/linux/sys_socket.go:551 +0x246 fp=0xc007c73a78 sp=0xc007c73998 pc=0xc2a546
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc002c26c88, 0x36, {{0x3}, {0x107}, {0x5}, {0x200000000bc0}, {0x10}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:143 +0x657 fp=0xc007c73ca8 sp=0xc007c73a78 pc=0xa777f7
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc002c26c88, 0x36, {{0x3}, {0x107}, {0x5}, {0x200000000bc0}, {0x10}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:323 +0x45 fp=0xc007c73d00 sp=0xc007c73ca8 pc=0xa78965
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc002c26c88, 0x36, {{0x3}, {0x107}, {0x5}, {0x200000000bc0}, {0x10}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:283 +0x65 fp=0xc007c73d50 sp=0xc007c73d00 pc=0xa78665
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00692c420?)
	pkg/sentry/kernel/task_syscall.go:258 +0x2a5 fp=0xc007c73e28 sp=0xc007c73d50 pc=0xa783e5
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc008130480?, 0xc002c26c88)
	pkg/sentry/kernel/task_run.go:269 +0xf17 fp=0xc007c73f30 sp=0xc007c73e28 pc=0xa6dbd7
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc002c26c88, 0x7321)
	pkg/sentry/kernel/task_run.go:97 +0x214 fp=0xc007c73fc0 sp=0xc007c73f30 pc=0xa6c634
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
	pkg/sentry/kernel/task_start.go:412 +0x25 fp=0xc007c73fe0 sp=0xc007c73fc0 pc=0xa76205
runtime.goexit({})
	src/runtime/asm_amd64.s:1700 +0x1 fp=0xc007c73fe8 sp=0xc007c73fe0 pc=0x47d1a1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 311784
	pkg/sentry/kernel/task_start.go:412 +0xc5