syzbot

panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0xae661c]

goroutine 865302 gp=0xc002f2e380 m=14 mp=0xc000601008 [running]:
panic({0x1230580?, 0x21eeb50?})
	GOROOT/src/runtime/panic.go:811 +0x168 fp=0xc0030d3620 sp=0xc0030d3570 pc=0x4788c8
runtime.panicmem(...)
	GOROOT/src/runtime/panic.go:262
runtime.sigpanic()
	GOROOT/src/runtime/signal_unix.go:925 +0x359 fp=0xc0030d3680 sp=0xc0030d3620 pc=0x47b319
gvisor.dev/gvisor/pkg/sentry/socket/control.(*scmCredentials).Credentials(0x0, 0xc005723208)
	pkg/sentry/socket/control/control.go:162 +0x1c fp=0xc0030d36a8 sp=0xc0030d3680 pc=0xae661c
gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).GetPeerCreds(0xc0030d3710?, 0xc005723208)
	pkg/sentry/socket/unix/unix.go:531 +0xc4 fp=0xc0030d36e8 sp=0xc0030d36a8 pc=0xbd32e4
gvisor.dev/gvisor/pkg/sentry/socket/netstack.getSockOptSocket(0x90c0a0?, {0x167cde0, 0xc004fb9140}, {0x3fbac8605f90, 0xc00298c840}, 0xc005723208?, 0xc0030d38f8?, 0xa98c05?, 0x0?)
	pkg/sentry/socket/netstack/netstack.go:983 +0x5e6 fp=0xc0030d3878 sp=0xc0030d36e8 pc=0xbba146
gvisor.dev/gvisor/pkg/sentry/socket/netstack.GetSockOpt(0xa75c20?, {0x167cde0?, 0xc004fb9140?}, {0x3fbac8605f90?, 0xc00298c840?}, 0xc005723208?, 0xc0036e6850?, 0xc0030d398c?, 0x0?, 0x200000000100, ...)
	pkg/sentry/socket/netstack/netstack.go:930 +0x57 fp=0xc0030d38d0 sp=0xc0030d3878 pc=0xbb9a17
gvisor.dev/gvisor/pkg/sentry/socket/unix.(*Socket).GetSockOpt(0xc004fb9140, 0xc005723208, 0x1, 0x11, 0x200000000100, 0xc)
	pkg/sentry/socket/unix/unix.go:139 +0xcb fp=0xc0030d3948 sp=0xc0030d38d0 pc=0xbd052b
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.getSockOpt(0x1658130?, {0x167cde0?, 0xc004fb9140?}, 0xc0030d39dc?, 0x0?, 0xc0001374a0?, 0x0?)
	pkg/sentry/syscalls/linux/sys_socket.go:513 +0x130 fp=0xc0030d39a0 sp=0xc0030d3948 pc=0xc44790
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.GetSockOpt(0xc005723208, 0xc0053a5ae8?, {{0x3}, {0x1}, {0x11}, {0x200000000100}, {0x200000000140}, {0x0}})
	pkg/sentry/syscalls/linux/sys_socket.go:468 +0x1d8 fp=0xc0030d3a78 sp=0xc0030d39a0 pc=0xc43f18
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc005723208, 0x37, {{0x3}, {0x1}, {0x11}, {0x200000000100}, {0x200000000140}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:143 +0x655 fp=0xc0030d3ca8 sp=0xc0030d3a78 pc=0xa96735
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc005723208, 0x37, {{0x3}, {0x1}, {0x11}, {0x200000000100}, {0x200000000140}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:323 +0x45 fp=0xc0030d3d00 sp=0xc0030d3ca8 pc=0xa97885
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc005723208, 0x37, {{0x3}, {0x1}, {0x11}, {0x200000000100}, {0x200000000140}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:283 +0x65 fp=0xc0030d3d50 sp=0xc0030d3d00 pc=0xa975a5
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc002060210?)
	pkg/sentry/kernel/task_syscall.go:258 +0x2a5 fp=0xc0030d3e28 sp=0xc0030d3d50 pc=0xa97325
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc004a81170?, 0xc005723208)
	pkg/sentry/kernel/task_run.go:269 +0xebc fp=0xc0030d3f30 sp=0xc0030d3e28 pc=0xa8d19c
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc005723208, 0xe91a)
	pkg/sentry/kernel/task_run.go:97 +0x214 fp=0xc0030d3fc0 sp=0xc0030d3f30 pc=0xa8bc74
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
	pkg/sentry/kernel/task_start.go:416 +0x25 fp=0xc0030d3fe0 sp=0xc0030d3fc0 pc=0xa95185
runtime.goexit({})
	src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0030d3fe8 sp=0xc0030d3fe0 pc=0x4816e1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 865301
	pkg/sentry/kernel/task_start.go:416 +0xc5