panic: Decrementing non-positive ref count 0x400077c270, owned by vfs.Filesystem

goroutine 3414 [running]:
panic({0xc34ea0?, 0x4002b300f0?})
	GOROOT/src/runtime/panic.go:1017 +0x3cc fp=0x4001c3d9e0 sp=0x4001c3d930 pc=0x49cec
gvisor.dev/gvisor/pkg/sentry/vfs.(*FilesystemRefs).DecRef(0x400077c270, 0x40001d4cc0?)
	bazel-out/aarch64-fastbuild/bin/pkg/sentry/vfs/filesystem_refs.go:126 +0x174 fp=0x4001c3da50 sp=0x4001c3d9e0 pc=0x3788a4
gvisor.dev/gvisor/pkg/sentry/vfs.(*Filesystem).DecRef(0x4001c3dad8?, {0x10d4808?, 0x4001f89500?})
	pkg/sentry/vfs/filesystem.go:77 +0x58 fp=0x4001c3da90 sp=0x4001c3da50 pc=0x377e58
gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).unlockMounts(0x4000016ff8, {0x10d4808, 0x4001f89500})
	pkg/sentry/vfs/vfs.go:1030 +0x194 fp=0x4001c3db40 sp=0x4001c3da90 pc=0x394aa4
gvisor.dev/gvisor/pkg/sentry/vfs.(*Mount).destroy.func1()
	pkg/sentry/vfs/mount.go:826 +0x30 fp=0x4001c3db70 sp=0x4001c3db40 pc=0x3811f0
gvisor.dev/gvisor/pkg/sentry/vfs.(*Mount).destroy(0x4001160000, {0x10d4808, 0x4001f89500})
	pkg/sentry/vfs/mount.go:839 +0x27c fp=0x4001c3dc10 sp=0x4001c3db70 pc=0x38113c
gvisor.dev/gvisor/pkg/sentry/vfs.(*Mount).DecRef(0x4001160000, {0x10d4808, 0x4001f89500})
	pkg/sentry/vfs/mount.go:820 +0xbc fp=0x4001c3dc40 sp=0x4001c3dc10 pc=0x380e8c
gvisor.dev/gvisor/pkg/sentry/vfs.VirtualDentry.DecRef({0x4001160000?, 0x400131c400?}, {0x10d4808, 0x4001f89500})
	pkg/sentry/vfs/vfs.go:1086 +0x70 fp=0x4001c3dc70 sp=0x4001c3dc40 pc=0x394c10
gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualDentry).DecRef(0x4001c3dce8?, {0x10d4808?, 0x4001f89500?})
	<autogenerated>:1 +0x48 fp=0x4001c3dca0 sp=0x4001c3dc70 pc=0x3a4328
gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).unlockMounts(0x4000016ff8, {0x10d4808, 0x4001f89500})
	pkg/sentry/vfs/vfs.go:1030 +0x194 fp=0x4001c3dd50 sp=0x4001c3dca0 pc=0x394aa4
gvisor.dev/gvisor/pkg/sentry/vfs.(*MountNamespace).Destroy(0x40013dc3f0, {0x10d4808, 0x4001f89500})
	pkg/sentry/vfs/namespace.go:201 +0x90 fp=0x4001c3dd90 sp=0x4001c3dd50 pc=0x387d80
gvisor.dev/gvisor/pkg/sentry/fsimpl/nsfs.(*Inode).DecRef.func1()
	pkg/sentry/fsimpl/nsfs/nsfs.go:96 +0x40 fp=0x4001c3ddc0 sp=0x4001c3dd90 pc=0x42a500
gvisor.dev/gvisor/pkg/sentry/fsimpl/nsfs.(*inodeRefs).DecRef(0x0?, 0x4001c3de48)
	bazel-out/aarch64-fastbuild/bin/pkg/sentry/fsimpl/nsfs/inode_refs.go:132 +0xa0 fp=0x4001c3de30 sp=0x4001c3ddc0 pc=0x429fc0
gvisor.dev/gvisor/pkg/sentry/fsimpl/nsfs.(*Inode).DecRef(0x4001f89500?, {0x10d4808?, 0x4001f89500?})
	pkg/sentry/fsimpl/nsfs/nsfs.go:96 +0x60 fp=0x4001c3de70 sp=0x4001c3de30 pc=0x42a490
gvisor.dev/gvisor/pkg/sentry/vfs.(*MountNamespace).DecRef(...)
	pkg/sentry/vfs/namespace.go:216
gvisor.dev/gvisor/pkg/sentry/kernel.(*runExitMain).execute(0x4001f89500, 0x4001f89500)
	pkg/sentry/kernel/task_exit.go:297 +0x4b4 fp=0x4001c3df20 sp=0x4001c3de70 pc=0x5cd024
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0x4001f89500, 0x5a6)
	pkg/sentry/kernel/task_run.go:98 +0x260 fp=0x4001c3dfb0 sp=0x4001c3df20 pc=0x5d8fb0
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.func1()
	pkg/sentry/kernel/task_start.go:391 +0x2c fp=0x4001c3dfd0 sp=0x4001c3dfb0 pc=0x5e523c
runtime.goexit()
	src/runtime/asm_arm64.s:1197 +0x4 fp=0x4001c3dfd0 sp=0x4001c3dfd0 pc=0x81834
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 3432
	pkg/sentry/kernel/task_start.go:391 +0xf8