panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0xbda26e]

goroutine 197 [running]:
panic({0x182c9a0, 0x2590c50})
	GOROOT/src/runtime/panic.go:941 +0x397 fp=0xc000c1af70 sp=0xc000c1aeb0 pc=0x438317
runtime.panicmem(...)
	GOROOT/src/runtime/panic.go:220
runtime.sigpanic()
	GOROOT/src/runtime/signal_unix.go:818 +0x336 fp=0xc000c1afc0 sp=0xc000c1af70 pc=0x450556
gvisor.dev/gvisor/pkg/sentry/mm.(*MemoryManager).IncUsers(0x0)
	pkg/sentry/mm/lifecycle.go:246 +0x4e fp=0xc000c1aff0 sp=0xc000c1afc0 pc=0xbda26e
gvisor.dev/gvisor/pkg/sentry/kernel.(*taskCopyContext).getMemoryManager(0xc000370500)
	pkg/sentry/kernel/task_usermem.go:353 +0xe6 fp=0xc000c1b030 sp=0xc000c1aff0 pc=0xdfd886
gvisor.dev/gvisor/pkg/sentry/kernel.(*taskCopyContext).CopyInBytes(0xc000370500, 0x2613088?, {0xc0003413c4, 0x10, 0x90})
	pkg/sentry/kernel/task_usermem.go:361 +0x88 fp=0xc000c1b138 sp=0xc000c1b030 pc=0xdfd9a8
gvisor.dev/gvisor/pkg/sentry/kernel.makeIovec({0x1bf3d38, 0xc000370500}, 0xc000340a80, 0x0?, {0xc0003413c4, 0x10, 0x90})
	pkg/sentry/kernel/task_usermem.go:261 +0xb5 fp=0xc000c1b1e8 sp=0xc000c1b138 pc=0xdfc915
gvisor.dev/gvisor/pkg/sentry/kernel.copyInIovecs({0x1bf3d38, 0xc000370500}, 0xc000370500?, 0x20000900, 0x1)
	pkg/sentry/kernel/task_usermem.go:231 +0x3aa fp=0xc000c1b2e8 sp=0xc000c1b1e8 pc=0xdfc4ca
gvisor.dev/gvisor/pkg/sentry/kernel.(*taskCopyContext).CopyInIovecs(0xc000370500, 0xc000586070?, 0x1f7?)
	pkg/sentry/kernel/task_usermem.go:387 +0x74 fp=0xc000c1b350 sp=0xc000c1b2e8 pc=0xdfe1f4
gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.doProcessVMReadWrite(0xc000aa8a80, 0xc000340a80, 0xb0cff?, 0xb0cff?, 0x0?, 0x0?)
	pkg/sentry/syscalls/linux/vfs2/mmap.go:166 +0x334 fp=0xc000c1b488 sp=0xc000c1b350 pc=0x12759f4
gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.processVMRW(0xc000aa8a80, {{0xd}, {0x20000580}, {0x2}, {0x20000900}, {0x1}, {0x0}}, 0x1)
	pkg/sentry/syscalls/linux/vfs2/mmap.go:152 +0x2ff fp=0xc000c1b538 sp=0xc000c1b488 pc=0x127541f
gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.ProcessVMWritev(0x3e?, {{0xd}, {0x20000580}, {0x2}, {0x20000900}, {0x1}, {0x0}})
	pkg/sentry/syscalls/linux/vfs2/mmap.go:114 +0x6a fp=0xc000c1b5b0 sp=0xc000c1b538 pc=0x12750ca
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000aa8a80, 0x137, {{0xd}, {0x20000580}, {0x2}, {0x20000900}, {0x1}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:142 +0xab8 fp=0xc000c1b9f8 sp=0xc000c1b5b0 pc=0xdf6418
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000aa8a80, 0x1?, {{0xd}, {0x20000580}, {0x2}, {0x20000900}, {0x1}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:322 +0x8e fp=0xc000c1ba98 sp=0xc000c1b9f8 pc=0xdf85ae
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000cae0f0?, 0x46fb2c?, {{0xd}, {0x20000580}, {0x2}, {0x20000900}, {0x1}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:282 +0xc5 fp=0xc000c1bb10 sp=0xc000c1ba98 pc=0xdf7e85
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000aa8a80)
	pkg/sentry/kernel/task_syscall.go:257 +0x53b fp=0xc000c1bc38 sp=0xc000c1bb10 pc=0xdf797b
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000aa8a80?, 0xc000aa8a80)
	pkg/sentry/kernel/task_run.go:253 +0x1e2b fp=0xc000c1bec0 sp=0xc000c1bc38 pc=0xde0bab
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000aa8a80, 0xc)
	pkg/sentry/kernel/task_run.go:94 +0x2c2 fp=0xc000c1bfb0 sp=0xc000c1bec0 pc=0xdde3c2
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1()
	pkg/sentry/kernel/task_start.go:370 +0x48 fp=0xc000c1bfe0 sp=0xc000c1bfb0 pc=0xdf3b28
runtime.goexit()
	src/runtime/asm_amd64.s:1571 +0x1 fp=0xc000c1bfe8 sp=0xc000c1bfe0 pc=0x46df01
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:370 +0x1d0