panic: cgroupfs: pids controller pending pool would be negative if charge was allowed: current pool: 0, proposed charge: -1 goroutine 1250796 [running]: panic({0xfe2140, 0xc008e58a20}) GOROOT/src/runtime/panic.go:941 +0x397 fp=0xc01013aeb0 sp=0xc01013adf0 pc=0x435837 gvisor.dev/gvisor/pkg/sentry/fsimpl/cgroupfs.(*pidsController).Charge(0xc0084d5980, 0xc00498e000, 0x11c2933?, 0x4?, 0xffffffffffffffff) pkg/sentry/fsimpl/cgroupfs/pids.go:207 +0x5f4 fp=0xc01013af98 sp=0xc01013aeb0 pc=0xdc2454 gvisor.dev/gvisor/pkg/sentry/fsimpl/cgroupfs.(*cgroupInode).Charge(0xc0016b4700, 0xc002400188?, 0xc002400000?, {0x11c2933, 0x4}, 0x0?, 0x0?) pkg/sentry/fsimpl/cgroupfs/base.go:321 +0x10d fp=0xc01013b020 sp=0xc01013af98 pc=0xdb746d gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).chargeLocked(0x438860?, 0xc001d7e680?, {0x11c2933, 0x4}, 0x449354?, 0xc0100ef620?) pkg/sentry/kernel/task_cgroup.go:234 +0xd7 fp=0xc01013b0e0 sp=0xc01013b020 pc=0xa077d7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).ChargeFor(0xc004fc6a80, 0xc01013b198?, {0x11c2933, 0x4}, 0xc01013b100?, 0x0?) pkg/sentry/kernel/task_cgroup.go:245 +0xdf fp=0xc01013b168 sp=0xc01013b0e0 pc=0xa0793f gvisor.dev/gvisor/pkg/sentry/kernel.(*TaskSet).newTask.func1() pkg/sentry/kernel/task_start.go:194 +0x45 fp=0xc01013b1b8 sp=0xc01013b168 pc=0xa264a5 gvisor.dev/gvisor/pkg/cleanup.clean({0xc0009c29d8, 0xa2d92f?, 0xc0001b25b0?}) pkg/cleanup/cleanup.go:59 +0x42 fp=0xc01013b1d0 sp=0xc01013b1b8 pc=0x6e1442 gvisor.dev/gvisor/pkg/cleanup.(*Cleanup).Clean(0xc01013b4a0) pkg/cleanup/cleanup.go:44 +0x36 fp=0xc01013b1f8 sp=0xc01013b1d0 pc=0x6e1276 gvisor.dev/gvisor/pkg/sentry/kernel.(*TaskSet).newTask.func2() pkg/sentry/kernel/task_start.go:180 +0x26 fp=0xc01013b210 sp=0xc01013b1f8 pc=0xa26546 runtime.deferreturn() GOROOT/src/runtime/panic.go:436 +0x33 fp=0xc01013b250 sp=0xc01013b210 pc=0x434953 gvisor.dev/gvisor/pkg/sentry/kernel.(*TaskSet).newTask(0xc0001b25b0, {0x140df30?, 0xc004fc6a80?}, 0xc01013b7e8) pkg/sentry/kernel/task_start.go:211 +0x93b fp=0xc01013b4c8 sp=0xc01013b250 pc=0xa25cbb gvisor.dev/gvisor/pkg/sentry/kernel.(*TaskSet).NewTask(0xc004fc6a80?, {0x140df30, 0xc004fc6a80}, 0xc01013b7e8) pkg/sentry/kernel/task_start.go:127 +0xb5 fp=0xc01013b540 sp=0xc01013b4c8 pc=0xa25195 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Clone(0xc004fc6a80, 0xc01013b8c0) pkg/sentry/kernel/task_clone.go:224 +0x11da fp=0xc01013b8b0 sp=0xc01013b540 pc=0xa08c9a gvisor.dev/gvisor/pkg/sentry/syscalls/linux.clone(0x0?, 0x0?, 0x1?, 0x0?, 0xc01013b950?, 0xc01013baf8?) pkg/sentry/syscalls/linux/sys_thread.go:208 +0x8d fp=0xc01013b928 sp=0xc01013b8b0 pc=0xad10ed gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Clone(0x0?, {{0x3d0f00}, {0x7f421ef262f0}, {0x7f421ef269d0}, {0x7f421ef269d0}, {0x7f421ef26700}, {0x7f421ef26700}}) pkg/sentry/syscalls/linux/sys_clone_amd64.go:36 +0x6e fp=0xc01013b968 sp=0xc01013b928 pc=0xa978ae gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc004fc6a80, 0x38, {{0x3d0f00}, {0x7f421ef262f0}, {0x7f421ef269d0}, {0x7f421ef269d0}, {0x7f421ef26700}, {0x7f421ef26700}}) pkg/sentry/kernel/task_syscall.go:142 +0x7d0 fp=0xc01013bca8 sp=0xc01013b968 pc=0xa288b0 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc004fc6a80, 0x0?, {{0x3d0f00}, {0x7f421ef262f0}, {0x7f421ef269d0}, {0x7f421ef269d0}, {0x7f421ef26700}, {0x7f421ef26700}}) pkg/sentry/kernel/task_syscall.go:322 +0x57 fp=0xc01013bd18 sp=0xc01013bca8 pc=0xa29eb7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00db0cd80?, 0xc004d545b0?, {{0x3d0f00}, {0x7f421ef262f0}, {0x7f421ef269d0}, {0x7f421ef269d0}, {0x7f421ef26700}, {0x7f421ef26700}}) pkg/sentry/kernel/task_syscall.go:282 +0x85 fp=0xc01013bd78 sp=0xc01013bd18 pc=0xa29a65 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc004fc6a80) pkg/sentry/kernel/task_syscall.go:257 +0x3ac fp=0xc01013be40 sp=0xc01013bd78 pc=0xa2972c gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0069c8480?, 0xc004fc6a80) pkg/sentry/kernel/task_run.go:253 +0x113b fp=0xc01013bf60 sp=0xc01013be40 pc=0xa1b53b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc004fc6a80, 0xd265) pkg/sentry/kernel/task_run.go:94 +0x1ec fp=0xc01013bfc0 sp=0xc01013bf60 pc=0xa19d6c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1() pkg/sentry/kernel/task_start.go:370 +0x2a fp=0xc01013bfe0 sp=0xc01013bfc0 pc=0xa26d6a runtime.goexit() src/runtime/asm_amd64.s:1571 +0x1 fp=0xc01013bfe8 sp=0xc01013bfe0 pc=0x469321 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:370 +0x105