panic: invalid segment range [0x401000, 0x401000) goroutine 480 [running]: gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*pmaSet).Insert(0xc4204edf68, 0xc4204edf68, 0x1, 0x401000, 0x401000, 0x7f5e75de8fb0, 0xc420139b00, 0x6a51000, 0x1010101010001, 0x0, ...) bazel-out/k8-fastbuild/bin/pkg/sentry/mm/pma_set.go:257 +0x11fb gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).insertPMAsLocked(0xc4204ed900, 0xc79420, 0xc4201d0d00, 0xc4204ed970, 0x0, 0xc4204edf68, 0x1, 0x457000, 0x458000, 0xc420cd1d80, ...) pkg/sentry/mm/pma.go:372 +0x4fd gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).ensurePMAsLocked(0xc4204ed900, 0xc79420, 0xc4201d0d00, 0xc4204ed970, 0x0, 0x457000, 0x458000, 0x71825d, 0xc420cd1d08, 0x70f891, ...) pkg/sentry/mm/pma.go:258 +0x24b gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).getPMAsLocked(0xc4204ed900, 0xc79420, 0xc4201d0d00, 0xc4204ed970, 0x0, 0x457000, 0x458000, 0x0, 0xc4204ed970, 0x1, ...) pkg/sentry/mm/pma.go:128 +0xd1 gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).HandleUserFault(0xc4204ed900, 0xc79420, 0xc4201d0d00, 0x45707a, 0xc420010001, 0x7faa93ce8e08, 0xc420420a80, 0x10001) pkg/sentry/mm/syscalls.go:55 +0x194 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc4201d0d00, 0xc6c500, 0x0) pkg/sentry/kernel/task_run.go:235 +0x845 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run(0xc4201d0d00, 0x4c) pkg/sentry/kernel/task_run.go:95 +0x174 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:251 +0x100