panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x1e09091]

goroutine 40999 gp=0xc0051a6700 m=34 mp=0xc00a182008 [running]:
panic({0x3130a0?, 0x285f770?})
	GOROOT/src/runtime/panic.go:779 +0x158 fp=0xc0014670b0 sp=0xc001467000 pc=0x129ec98
runtime.panicmem(...)
	GOROOT/src/runtime/panic.go:261
runtime.sigpanic()
	GOROOT/src/runtime/signal_unix.go:881 +0x378 fp=0xc001467110 sp=0xc0014670b0 pc=0x12b9ef8
gvisor.dev/gvisor/pkg/tcpip/transport/tcp.(*endpoint).OnCorkOptionSet(0xc009983808, 0x0)
	pkg/tcpip/transport/tcp/endpoint.go:1766 +0xd1 fp=0xc001467170 sp=0xc001467110 pc=0x1e09091
gvisor.dev/gvisor/pkg/tcpip.(*SocketOptions).SetCorkOption(0xc009983d18, 0x0)
	pkg/tcpip/socketops.go:474 +0x6f fp=0xc001467190 sp=0xc001467170 pc=0x162fd2f
gvisor.dev/gvisor/pkg/sentry/socket/netstack.setSockOptTCP(0x0?, {0x764508, 0xc0085f1770}, {0x7fc6f41b55d8, 0xc009983808}, 0x3, {0xc00a03a93c, 0x4, 0x1?})
	pkg/sentry/socket/netstack/netstack.go:2015 +0x4de fp=0xc001467248 sp=0xc001467190 pc=0x1ee0a7e
gvisor.dev/gvisor/pkg/sentry/socket/netstack.SetSockOpt(0xc00a03a008, {0x764508, 0xc0085f1770}, {0x7fc6f41b55d8, 0xc009983808}, 0x6, 0x3, {0xc00a03a93c, 0x4, 0x90})
	pkg/sentry/socket/netstack/netstack.go:1765 +0x1cf fp=0xc0014672a8 sp=0xc001467248 pc=0x1ede84f
gvisor.dev/gvisor/pkg/sentry/socket/netstack.(*sock).SetSockOpt(0xc0085f1770, 0xc00a03a008, 0x6, 0x3, {0xc00a03a93c, 0x4, 0x90})
	pkg/sentry/socket/netstack/netstack.go:611 +0x6aa fp=0xc0014673d0 sp=0xc0014672a8 pc=0x1ed47aa
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.SetSockOpt(0xc00a03a008, 0x126c414?, {{0x3}, {0x6}, {0x3}, {0x20001300}, {0x4}, {0x0}})
	pkg/sentry/syscalls/linux/sys_socket.go:551 +0x46c fp=0xc001467508 sp=0xc0014673d0 pc=0x1f9d1cc
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00a03a008, 0x36, {{0x3}, {0x6}, {0x3}, {0x20001300}, {0x4}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:143 +0xb9f fp=0xc001467968 sp=0xc001467508 pc=0x1d09ebf
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00a03a008, 0x36, {{0x3}, {0x6}, {0x3}, {0x20001300}, {0x4}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:323 +0x85 fp=0xc001467a10 sp=0xc001467968 pc=0x1d0bfe5
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00a03a008, 0x36, {{0x3}, {0x6}, {0x3}, {0x20001300}, {0x4}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:283 +0xc7 fp=0xc001467a80 sp=0xc001467a10 pc=0x1d0b907
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00a03a008)
	pkg/sentry/kernel/task_syscall.go:258 +0x54a fp=0xc001467bb0 sp=0xc001467a80 pc=0x1d0b46a
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc00a03a008?, 0xc00a03a008)
	pkg/sentry/kernel/task_run.go:263 +0x22f5 fp=0xc001467e98 sp=0xc001467bb0 pc=0x1cf3435
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00a03a008, 0x330c)
	pkg/sentry/kernel/task_run.go:98 +0x39b fp=0xc001467fb0 sp=0xc001467e98 pc=0x1cf075b
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
	pkg/sentry/kernel/task_start.go:390 +0x45 fp=0xc001467fe0 sp=0xc001467fb0 pc=0x1d07545
runtime.goexit({})
	src/runtime/asm_amd64.s:1695 +0x1 fp=0xc001467fe8 sp=0xc001467fe0 pc=0x12dd241
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 40981
	pkg/sentry/kernel/task_start.go:390 +0x1ce