panic: WARNING: circular locking detected: vfs.virtualFilesystemMutex -> tmpfs.filesystemRWMutex: goroutine 3364680 [running]: gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystemRWMutex).Lock(0xc0360234c0) bazel-out/k8-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/fsimpl/tmpfs/filesystem_mutex.go:31 +0x45 gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystem).Release(0xc036023440, {0x82fb58, 0xc046c1ca80}) pkg/sentry/fsimpl/tmpfs/tmpfs.go:308 +0x8a gvisor.dev/gvisor/pkg/sentry/vfs.(*Filesystem).DecRef.func1() pkg/sentry/vfs/filesystem.go:81 +0x108 gvisor.dev/gvisor/pkg/sentry/vfs.(*FilesystemRefs).DecRef(0xc036023440, 0xc000be0f18) bazel-out/k8-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/vfs/filesystem_refs.go:131 +0x5f gvisor.dev/gvisor/pkg/sentry/vfs.(*Filesystem).DecRef(0xc036023440, {0x82fb58, 0xc046c1ca80}) pkg/sentry/vfs/filesystem.go:77 +0x6f gvisor.dev/gvisor/pkg/sentry/vfs.(*Mount).destroy(0xc52a619380, {0x82fb58, 0xc046c1ca80}) pkg/sentry/vfs/mount.go:744 +0x1c5 gvisor.dev/gvisor/pkg/sentry/vfs.(*Mount).DecRef(0xc52a619380, {0x82fb58, 0xc046c1ca80}) pkg/sentry/vfs/mount.go:728 +0x7a gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).MountAt(0xc000538900?, {0x82fb58, 0xc046c1ca80}, 0xc52a689f00?, {0xc03d32e000, 0x5}, 0x0?, {0xc03d32e100, 0x5}, 0xc000be1350) pkg/sentry/vfs/mount.go:441 +0x1b4 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Mount(0xc046c1ca80, 0x12de159?, {{0x20000000}, {0x20000040}, {0x20000000}, {0x800010}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_mount.go:134 +0x756 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc046c1ca80, 0xa5, {{0x20000000}, {0x20000040}, {0x20000000}, {0x800010}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:142 +0x9c2 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc046c1ca80, 0x0?, {{0x20000000}, {0x20000040}, {0x20000000}, {0x800010}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:322 +0x7d gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc001dde410?, 0xc065b55590?, {{0x20000000}, {0x20000040}, {0x20000000}, {0x800010}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:282 +0x8f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc046c1ca80) pkg/sentry/kernel/task_syscall.go:257 +0x4c5 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc046c1ca80?, 0xc046c1ca80) pkg/sentry/kernel/task_run.go:269 +0x1d4b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc046c1ca80, 0xfc76) pkg/sentry/kernel/task_run.go:98 +0x41b created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:377 +0x1ad