panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0xfe6133]

goroutine 336 gp=0xc000b76a80 m=25 mp=0xc000203108 [running]:
panic({0x1c586e0?, 0x2c2cca0?})
	bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/stdlib_/src/runtime/panic.go:804 +0x168 fp=0xc001372de8 sp=0xc001372d38 pc=0x478628
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=0xc001372e48 sp=0xc001372de8 pc=0x47adf9
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).SendGroupSignal(0x0, 0xc000c61400)
	pkg/sentry/kernel/task_signals.go:385 +0x53 fp=0xc001372ed8 sp=0xc001372e48 pc=0xfe6133
gvisor.dev/gvisor/pkg/sentry/kernel.(*rlimitCPUSoftListener).NotifyTimer(0xc000359bb0, 0xc000359b70?)
	pkg/sentry/kernel/task_acct.go:151 +0xea fp=0xc001372f08 sp=0xc001372ed8 pc=0xfb168a
gvisor.dev/gvisor/pkg/sentry/ktime.(*SyntheticTimer).Set(0xc000359b70, {0x0?, {0x0?}, 0xc000ce55b0?}, 0x0)
	pkg/sentry/ktime/synthetic_timer.go:139 +0x342 fp=0xc001372fe0 sp=0xc001372f08 pc=0xb71562
gvisor.dev/gvisor/pkg/sentry/kernel.(*ThreadGroup).notifyRlimitCPUUpdated(0xc000359408, 0x0)
	pkg/sentry/kernel/task_acct.go:103 +0x18a fp=0xc001373088 sp=0xc001372fe0 pc=0xfb116a
gvisor.dev/gvisor/pkg/sentry/kernel.(*Kernel).NewThreadGroup(0xc0001fd008, 0xc0012b6770, 0xc0010f70d0, 0x0, 0xc0010f70e0)
	pkg/sentry/kernel/thread_group.go:308 +0x709 fp=0xc001373100 sp=0xc001373088 pc=0xffc9a9
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Clone(0xc000ce3208, 0xc001373648)
	pkg/sentry/kernel/task_clone.go:238 +0x217a fp=0xc001373608 sp=0xc001373100 pc=0xfba21a
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Clone3(0xc000ce3208, 0x0?, {{0x7fe8d60c2550}, {0x58}, {0x7fe8d60c2550}, {0x0}, {0x0}, {0x58}})
	pkg/sentry/syscalls/linux/sys_thread.go:252 +0x151 fp=0xc0013736e8 sp=0xc001373608 pc=0x12c5931
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000ce3208, 0x1b3, {{0x7fe8d60c2550}, {0x58}, {0x7fe8d60c2550}, {0x0}, {0x0}, {0x58}})
	pkg/sentry/kernel/task_syscall.go:143 +0xb9f fp=0xc001373998 sp=0xc0013736e8 pc=0xff329f
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000ce3208, 0x1b3, {{0x7fe8d60c2550}, {0x58}, {0x7fe8d60c2550}, {0x0}, {0x0}, {0x58}})
	pkg/sentry/kernel/task_syscall.go:323 +0x85 fp=0xc001373a40 sp=0xc001373998 pc=0xff53c5
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000ce3208, 0x1b3, {{0x7fe8d60c2550}, {0x58}, {0x7fe8d60c2550}, {0x0}, {0x0}, {0x58}})
	pkg/sentry/kernel/task_syscall.go:283 +0xc7 fp=0xc001373ab0 sp=0xc001373a40 pc=0xff4ce7
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000ce3208)
	pkg/sentry/kernel/task_syscall.go:258 +0x54a fp=0xc001373bd0 sp=0xc001373ab0 pc=0xff484a
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000ce3208?, 0xc000ce3208)
	pkg/sentry/kernel/task_run.go:269 +0x2295 fp=0xc001373e78 sp=0xc001373bd0 pc=0xfdf2d5
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000ce3208, 0x44)
	pkg/sentry/kernel/task_run.go:97 +0x41b fp=0xc001373fb0 sp=0xc001373e78 pc=0xfdc5fb
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
	pkg/sentry/kernel/task_start.go:400 +0x45 fp=0xc001373fe0 sp=0xc001373fb0 pc=0xff0ba5
runtime.goexit({})
	src/runtime/asm_amd64.s:1700 +0x1 fp=0xc001373fe8 sp=0xc001373fe0 pc=0x4819a1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 402
	pkg/sentry/kernel/task_start.go:400 +0x185