panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0xb16cd8]

goroutine 134245 gp=0xc002b156c0 m=14 mp=0xc0000b2a08 [running]:
panic({0x12ad7a0?, 0x236f6b0?})
	bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x168 fp=0xc00896b390 sp=0xc00896b2e0 pc=0x473fe8
runtime.panicmem(...)
	bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:262
runtime.sigpanic()
	bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/signal_unix.go:900 +0x359 fp=0xc00896b3f0 sp=0xc00896b390 pc=0x476719
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).SendGroupSignal(0x0, 0xc0077ea500)
	pkg/sentry/kernel/task_signals.go:385 +0x38 fp=0xc00896b450 sp=0xc00896b3f0 pc=0xb16cd8
gvisor.dev/gvisor/pkg/sentry/kernel.(*rlimitCPUSoftListener).NotifyTimer(0x1000a60ff18?, 0xc00cb9bb70?)
	pkg/sentry/kernel/task_acct.go:151 +0x57 fp=0xc00896b478 sp=0xc00896b450 pc=0xaf6977
gvisor.dev/gvisor/pkg/sentry/ktime.(*SyntheticTimer).Set(0xc00cb9bb70, {0x0?, {0x85aa38?}, 0x0?}, 0x0)
	pkg/sentry/ktime/synthetic_timer.go:139 +0x256 fp=0xc00896b518 sp=0xc00896b478 pc=0x85c836
gvisor.dev/gvisor/pkg/sentry/kernel.(*ThreadGroup).notifyRlimitCPUUpdated(0xc00cb9b408, 0x0)
	pkg/sentry/kernel/task_acct.go:103 +0x145 fp=0xc00896b590 sp=0xc00896b518 pc=0xaf6685
gvisor.dev/gvisor/pkg/sentry/kernel.(*Kernel).NewThreadGroup(0xc0001ed008, 0xc00babc700, 0xc0077f8390, 0x0, 0xc0077f83b0)
	pkg/sentry/kernel/thread_group.go:308 +0x3ac fp=0xc00896b5d0 sp=0xc00896b590 pc=0xb23a0c
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Clone(0xc00a801908, 0xc00896b978)
	pkg/sentry/kernel/task_clone.go:238 +0x143b fp=0xc00896b968 sp=0xc00896b5d0 pc=0xafc47b
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.clone(0x0?, 0xc00232baf0?, 0x1?, 0x0?, 0x40000000?, 0xc008937aa8?)
	pkg/sentry/syscalls/linux/sys_thread.go:215 +0xbd fp=0xc00896ba38 sp=0xc00896b968 pc=0xcfdbdd
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Clone(0xc008937b60?, 0x6fd16c?, {{0xc00e4000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/syscalls/linux/sys_clone_amd64.go:36 +0x68 fp=0xc00896ba78 sp=0xc00896ba38 pc=0xcbdc28
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00a801908, 0x38, {{0xc00e4000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:143 +0x80b fp=0xc00896bca8 sp=0xc00896ba78 pc=0xb1e2ab
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00a801908, 0x38, {{0xc00e4000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:323 +0x4e fp=0xc00896bd00 sp=0xc00896bca8 pc=0xb1f84e
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00a801908, 0x38, {{0xc00e4000}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:283 +0x7d fp=0xc00896bd50 sp=0xc00896bd00 pc=0xb1f3fd
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc004680420?)
	pkg/sentry/kernel/task_syscall.go:258 +0x349 fp=0xc00896be28 sp=0xc00896bd50 pc=0xb1f0e9
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc007cd1b90?, 0xc00a801908)
	pkg/sentry/kernel/task_run.go:269 +0x1325 fp=0xc00896bf38 sp=0xc00896be28 pc=0xb12945
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00a801908, 0x74e8)
	pkg/sentry/kernel/task_run.go:97 +0x27d fp=0xc00896bfc0 sp=0xc00896bf38 pc=0xb10f5d
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
	pkg/sentry/kernel/task_start.go:400 +0x25 fp=0xc00896bfe0 sp=0xc00896bfc0 pc=0xb1c825
runtime.goexit({})
	src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00896bfe8 sp=0xc00896bfe0 pc=0x47d0c1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 134279
	pkg/sentry/kernel/task_start.go:400 +0xd9