panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0xac858d]

goroutine 270032 [running]:
panic({0x178d480, 0x2470c80})
	GOROOT/src/runtime/panic.go:941 +0x397 fp=0xc0045e0fe8 sp=0xc0045e0f28 pc=0x438397
runtime.panicmem(...)
	GOROOT/src/runtime/panic.go:220
runtime.sigpanic()
	GOROOT/src/runtime/signal_unix.go:818 +0x336 fp=0xc0045e1038 sp=0xc0045e0fe8 pc=0x450696
gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).CheckIORange(0x0, 0x24d6708?, 0xc00644c944?)
	pkg/sentry/mm/io.go:71 +0x6d fp=0xc0045e1078 sp=0xc0045e1038 pc=0xac858d
gvisor.dev/gvisor/pkg/sentry/kernel.makeIovec({0x1b330e0, 0xc00548a160}, 0xc00644c000, 0x3f?, {0xc00644c944, 0x10, 0x90})
	pkg/sentry/kernel/task_usermem.go:270 +0x3f3 fp=0xc0045e1128 sp=0xc0045e1078 pc=0xce9d73
gvisor.dev/gvisor/pkg/sentry/kernel.copyInIovecs({0x1b330e0, 0xc00548a160}, 0x41ed0?, 0x200002c0, 0xf)
	pkg/sentry/kernel/task_usermem.go:231 +0x3aa fp=0xc0045e1228 sp=0xc0045e1128 pc=0xce95ea
gvisor.dev/gvisor/pkg/sentry/kernel.(*taskCopyContext).CopyInIovecs(0xc00548a160, 0x0?, 0x449808?)
	pkg/sentry/kernel/task_usermem.go:411 +0x74 fp=0xc0045e1290 sp=0xc0045e1228 pc=0xceb514
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.doProcessVMReadWrite.func1()
	pkg/sentry/syscalls/linux/sys_process_vm.go:104 +0xe5 fp=0xc0045e13c8 sp=0xc0045e1290 pc=0xf08085
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.doProcessVMReadWrite(0xc008556000, 0xc00644c000, 0x20000200, 0x200002c0, 0xd, 0xf, 0x0)
	pkg/sentry/syscalls/linux/sys_process_vm.go:174 +0x3ab fp=0xc0045e1470 sp=0xc0045e13c8 pc=0xf07ecb
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.processVMRW(0xc008557500, {{0x19de}, {0x20000200}, {0xd}, {0x200002c0}, {0xf}, {0x0}}, 0x1)
	pkg/sentry/syscalls/linux/sys_process_vm.go:84 +0x3b9 fp=0xc0045e1538 sp=0xc0045e1470 pc=0xf07919
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.ProcessVMWritev(0x44a365?, {{0x19de}, {0x20000200}, {0xd}, {0x200002c0}, {0xf}, {0x0}})
	pkg/sentry/syscalls/linux/sys_process_vm.go:42 +0x6a fp=0xc0045e15b0 sp=0xc0045e1538 pc=0xf0750a
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc008557500, 0x137, {{0x19de}, {0x20000200}, {0xd}, {0x200002c0}, {0xf}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:142 +0xab8 fp=0xc0045e19f8 sp=0xc0045e15b0 pc=0xce3538
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc008557500, 0x1?, {{0x19de}, {0x20000200}, {0xd}, {0x200002c0}, {0xf}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:322 +0x8e fp=0xc0045e1a98 sp=0xc0045e19f8 pc=0xce56ce
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0021b84b0?, 0x46fdec?, {{0x19de}, {0x20000200}, {0xd}, {0x200002c0}, {0xf}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:282 +0xc5 fp=0xc0045e1b10 sp=0xc0045e1a98 pc=0xce4fa5
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc008557500)
	pkg/sentry/kernel/task_syscall.go:257 +0x53b fp=0xc0045e1c38 sp=0xc0045e1b10 pc=0xce4a9b
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc008557500?, 0xc008557500)
	pkg/sentry/kernel/task_run.go:253 +0x1e2b fp=0xc0045e1ec0 sp=0xc0045e1c38 pc=0xcce06b
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc008557500, 0x19fb)
	pkg/sentry/kernel/task_run.go:94 +0x2c2 fp=0xc0045e1fb0 sp=0xc0045e1ec0 pc=0xccb882
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1()
	pkg/sentry/kernel/task_start.go:378 +0x48 fp=0xc0045e1fe0 sp=0xc0045e1fb0 pc=0xce0c48
runtime.goexit()
	src/runtime/asm_amd64.s:1571 +0x1 fp=0xc0045e1fe8 sp=0xc0045e1fe0 pc=0x46e1c1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:378 +0x1d0