panic: cgroupfs: pids controller pending pool would be negative if charge was allowed: current pool: 0, proposed charge: -1 goroutine 301297 [running]: panic({0xfe3320, 0xc0077a98f0}) GOROOT/src/runtime/panic.go:941 +0x397 fp=0xc00340cea0 sp=0xc00340cde0 pc=0x435837 gvisor.dev/gvisor/pkg/sentry/fsimpl/cgroupfs.(*pidsController).Charge(0xc0028cd1a0, 0xc00514b500, 0x11c41b9?, 0x4?, 0xffffffffffffffff) pkg/sentry/fsimpl/cgroupfs/pids.go:207 +0x5f4 fp=0xc00340cf88 sp=0xc00340cea0 pc=0xdc07d4 gvisor.dev/gvisor/pkg/sentry/fsimpl/cgroupfs.(*cgroupInode).Charge(0xc00a075400, 0xc0038e51f0?, 0xc0038e5000?, {0x11c41b9, 0x4}, 0x0?, 0x0?) pkg/sentry/fsimpl/cgroupfs/base.go:321 +0x10d fp=0xc00340d010 sp=0xc00340cf88 pc=0xdb57ed gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).chargeLocked(0x449812?, 0x1e9d3e0?, {0x11c41b9, 0x4}, 0x2bc0?, 0xc009345200?) pkg/sentry/kernel/task_cgroup.go:234 +0xd7 fp=0xc00340d0d0 sp=0xc00340d010 pc=0xa0a057 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).ChargeFor(0xc004f75500, 0xc00340d1c8?, {0x11c41b9, 0x4}, 0x36?, 0x1e9b5a0?) pkg/sentry/kernel/task_cgroup.go:245 +0xdf fp=0xc00340d158 sp=0xc00340d0d0 pc=0xa0a1bf gvisor.dev/gvisor/pkg/sentry/kernel.(*TaskSet).newTask.func1() pkg/sentry/kernel/task_start.go:194 +0x45 fp=0xc00340d1a8 sp=0xc00340d158 pc=0xa28d85 gvisor.dev/gvisor/pkg/cleanup.clean({0xc000700558, 0xa3062f?, 0xc00023a9a0?}) pkg/cleanup/cleanup.go:59 +0x42 fp=0xc00340d1c0 sp=0xc00340d1a8 pc=0x6e9402 gvisor.dev/gvisor/pkg/cleanup.(*Cleanup).Clean(0xc00340d490) pkg/cleanup/cleanup.go:44 +0x36 fp=0xc00340d1e8 sp=0xc00340d1c0 pc=0x6e9236 gvisor.dev/gvisor/pkg/sentry/kernel.(*TaskSet).newTask.func2() pkg/sentry/kernel/task_start.go:180 +0x26 fp=0xc00340d200 sp=0xc00340d1e8 pc=0xa28e26 runtime.deferreturn() GOROOT/src/runtime/panic.go:436 +0x33 fp=0xc00340d240 sp=0xc00340d200 pc=0x434953 gvisor.dev/gvisor/pkg/sentry/kernel.(*TaskSet).newTask(0xc00023a9a0, {0x140ddb0?, 0xc004f75500?}, 0xc00340d7d8) pkg/sentry/kernel/task_start.go:211 +0x929 fp=0xc00340d4b8 sp=0xc00340d240 pc=0xa285a9 gvisor.dev/gvisor/pkg/sentry/kernel.(*TaskSet).NewTask(0xc004f75500?, {0x140ddb0, 0xc004f75500}, 0xc00340d7d8) pkg/sentry/kernel/task_start.go:127 +0xb5 fp=0xc00340d530 sp=0xc00340d4b8 pc=0xa27a95 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Clone(0xc004f75500, 0xc00340d8b0) pkg/sentry/kernel/task_clone.go:224 +0x124f fp=0xc00340d8a0 sp=0xc00340d530 pc=0xa0b58f gvisor.dev/gvisor/pkg/sentry/syscalls/linux.clone(0x101000101010101?, 0x10001?, 0x0?, 0x0?, 0x0?, 0x0?) pkg/sentry/syscalls/linux/sys_thread.go:208 +0x8d fp=0xc00340d918 sp=0xc00340d8a0 pc=0xad394d gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Clone(0xc004f75500?, {{0x3d0f00}, {0x7fc50fe242f0}, {0x7fc50fe249d0}, {0x7fc50fe249d0}, {0x7fc50fe24700}, {0x7fc50fe24700}}) pkg/sentry/syscalls/linux/sys_clone_amd64.go:36 +0x6e fp=0xc00340d958 sp=0xc00340d918 pc=0xa9a58e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc004f75500, 0x38, {{0x3d0f00}, {0x7fc50fe242f0}, {0x7fc50fe249d0}, {0x7fc50fe249d0}, {0x7fc50fe24700}, {0x7fc50fe24700}}) pkg/sentry/kernel/task_syscall.go:142 +0x80b fp=0xc00340dc98 sp=0xc00340d958 pc=0xa2b1ab gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc004f75500, 0xc008f2a1a0?, {{0x3d0f00}, {0x7fc50fe242f0}, {0x7fc50fe249d0}, {0x7fc50fe249d0}, {0x7fc50fe24700}, {0x7fc50fe24700}}) pkg/sentry/kernel/task_syscall.go:322 +0x54 fp=0xc00340dcf8 sp=0xc00340dc98 pc=0xa2c794 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00034a400?, 0xc00340de40?, {{0x3d0f00}, {0x7fc50fe242f0}, {0x7fc50fe249d0}, {0x7fc50fe249d0}, {0x7fc50fe24700}, {0x7fc50fe24700}}) pkg/sentry/kernel/task_syscall.go:282 +0x85 fp=0xc00340dd58 sp=0xc00340dcf8 pc=0xa2c385 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00a07edc0?) pkg/sentry/kernel/task_syscall.go:257 +0x3ac fp=0xc00340de50 sp=0xc00340dd58 pc=0xa2c04c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc007934600?, 0xc004f75500) pkg/sentry/kernel/task_run.go:253 +0x1125 fp=0xc00340df60 sp=0xc00340de50 pc=0xa1de05 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc004f75500, 0x2638) pkg/sentry/kernel/task_run.go:94 +0x1ec fp=0xc00340dfc0 sp=0xc00340df60 pc=0xa1c64c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:370 +0x2a fp=0xc00340dfe0 sp=0xc00340dfc0 pc=0xa2964a runtime.goexit() src/runtime/asm_amd64.s:1571 +0x1 fp=0xc00340dfe8 sp=0xc00340dfe0 pc=0x469321 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:370 +0x105