panic: cgroupfs: pids controller pending pool would be negative if charge was allowed: current pool: 0, proposed charge: -1 goroutine 1570543 [running]: panic({0xfe3400, 0xc006a670b0}) GOROOT/src/runtime/panic.go:941 +0x397 fp=0xc003ad8ea0 sp=0xc003ad8de0 pc=0x435837 gvisor.dev/gvisor/pkg/sentry/fsimpl/cgroupfs.(*pidsController).Charge(0xc0051f90e0, 0xc0055eca80, 0x11c3e79?, 0x4?, 0xffffffffffffffff) pkg/sentry/fsimpl/cgroupfs/pids.go:207 +0x5f4 fp=0xc003ad8f88 sp=0xc003ad8ea0 pc=0xdc3454 gvisor.dev/gvisor/pkg/sentry/fsimpl/cgroupfs.(*cgroupInode).Charge(0xc004150a80, 0xc009eaab90?, 0xc009eaa800?, {0x11c3e79, 0x4}, 0x0?, 0x0?) pkg/sentry/fsimpl/cgroupfs/base.go:321 +0x10d fp=0xc003ad9010 sp=0xc003ad8f88 pc=0xdb846d gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).chargeLocked(0x760000000000?, 0x100000008?, {0x11c3e79, 0x4}, 0xc002c96000?, 0x438776?) pkg/sentry/kernel/task_cgroup.go:234 +0xd7 fp=0xc003ad90d0 sp=0xc003ad9010 pc=0xa07737 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).ChargeFor(0xc008bdea80, 0xc003ad91c8?, {0x11c3e79, 0x4}, 0xc003ad91a8?, 0xc001aa0480?) pkg/sentry/kernel/task_cgroup.go:245 +0xdf fp=0xc003ad9158 sp=0xc003ad90d0 pc=0xa0789f gvisor.dev/gvisor/pkg/sentry/kernel.(*TaskSet).newTask.func1() pkg/sentry/kernel/task_start.go:194 +0x45 fp=0xc003ad91a8 sp=0xc003ad9158 pc=0xa26485 gvisor.dev/gvisor/pkg/cleanup.clean({0xc000622a80, 0xa2d6cf?, 0xc00023a9a0?}) pkg/cleanup/cleanup.go:59 +0x42 fp=0xc003ad91c0 sp=0xc003ad91a8 pc=0x6e1362 gvisor.dev/gvisor/pkg/cleanup.(*Cleanup).Clean(0xc003ad9490) pkg/cleanup/cleanup.go:44 +0x36 fp=0xc003ad91e8 sp=0xc003ad91c0 pc=0x6e1196 gvisor.dev/gvisor/pkg/sentry/kernel.(*TaskSet).newTask.func2() pkg/sentry/kernel/task_start.go:180 +0x26 fp=0xc003ad9200 sp=0xc003ad91e8 pc=0xa26526 runtime.deferreturn() GOROOT/src/runtime/panic.go:436 +0x33 fp=0xc003ad9240 sp=0xc003ad9200 pc=0x434953 gvisor.dev/gvisor/pkg/sentry/kernel.(*TaskSet).newTask(0xc00023a9a0, {0x140fa10?, 0xc008bdea80?}, 0xc003ad97d8) pkg/sentry/kernel/task_start.go:211 +0x929 fp=0xc003ad94b8 sp=0xc003ad9240 pc=0xa25ca9 gvisor.dev/gvisor/pkg/sentry/kernel.(*TaskSet).NewTask(0xc008bdea80?, {0x140fa10, 0xc008bdea80}, 0xc003ad97d8) pkg/sentry/kernel/task_start.go:127 +0xb5 fp=0xc003ad9530 sp=0xc003ad94b8 pc=0xa25195 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Clone(0xc008bdea80, 0xc003ad98b0) pkg/sentry/kernel/task_clone.go:224 +0x124f fp=0xc003ad98a0 sp=0xc003ad9530 pc=0xa08c6f gvisor.dev/gvisor/pkg/sentry/syscalls/linux.clone(0x101000101010101?, 0x10001?, 0x0?, 0x0?, 0x0?, 0x0?) pkg/sentry/syscalls/linux/sys_thread.go:208 +0x8d fp=0xc003ad9918 sp=0xc003ad98a0 pc=0xad09cd gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Clone(0xc008bdea80?, {{0x3d0f00}, {0x7fa277bbd2f0}, {0x7fa277bbd9d0}, {0x7fa277bbd9d0}, {0x7fa277bbd700}, {0x7fa277bbd700}}) pkg/sentry/syscalls/linux/sys_clone_amd64.go:36 +0x6e fp=0xc003ad9958 sp=0xc003ad9918 pc=0xa9760e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc008bdea80, 0x38, {{0x3d0f00}, {0x7fa277bbd2f0}, {0x7fa277bbd9d0}, {0x7fa277bbd9d0}, {0x7fa277bbd700}, {0x7fa277bbd700}}) pkg/sentry/kernel/task_syscall.go:142 +0x7d0 fp=0xc003ad9c98 sp=0xc003ad9958 pc=0xa28870 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc008bdea80, 0x0?, {{0x3d0f00}, {0x7fa277bbd2f0}, {0x7fa277bbd9d0}, {0x7fa277bbd9d0}, {0x7fa277bbd700}, {0x7fa277bbd700}}) pkg/sentry/kernel/task_syscall.go:322 +0x54 fp=0xc003ad9cf8 sp=0xc003ad9c98 pc=0xa29e34 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000354400?, 0xc003ad9e40?, {{0x3d0f00}, {0x7fa277bbd2f0}, {0x7fa277bbd9d0}, {0x7fa277bbd9d0}, {0x7fa277bbd700}, {0x7fa277bbd700}}) pkg/sentry/kernel/task_syscall.go:282 +0x85 fp=0xc003ad9d58 sp=0xc003ad9cf8 pc=0xa29a25 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc008bdea80) pkg/sentry/kernel/task_syscall.go:257 +0x3b5 fp=0xc003ad9e50 sp=0xc003ad9d58 pc=0xa296f5 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc001879600?, 0xc008bdea80) pkg/sentry/kernel/task_run.go:253 +0x1145 fp=0xc003ad9f60 sp=0xc003ad9e50 pc=0xa1b505 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc008bdea80, 0xae2a) pkg/sentry/kernel/task_run.go:94 +0x1ec fp=0xc003ad9fc0 sp=0xc003ad9f60 pc=0xa19d2c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:370 +0x2a fp=0xc003ad9fe0 sp=0xc003ad9fc0 pc=0xa26d4a runtime.goexit() src/runtime/asm_amd64.s:1571 +0x1 fp=0xc003ad9fe8 sp=0xc003ad9fe0 pc=0x469321 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:370 +0x105