panic: nested locking: tmpfs.filesystemRWMutex: goroutine 183981 [running]: gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystemRWMutex).RLock(0xc00af46fd8) bazel-out/k8-fastbuild/bin/pkg/sentry/fsimpl/tmpfs/filesystem_mutex.go:59 +0x3c gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystem).StatAt(0xc00af46f70, {0x1f95c00, 0xc0054fd908}, 0xc004229b08, {0x49536e?, 0x0?}) pkg/sentry/fsimpl/tmpfs/filesystem.go:760 +0x97 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).StatAt(0xc0002851e0, {0x1f95c00, 0xc0054fd908}, 0xc00d935a40, 0xc00241b628, 0xc00241b190) pkg/sentry/vfs/vfs.go:646 +0x197 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.fstatat(0xc0054fd908, 0xffffff9c, 0x200002c0, 0x20000080, 0x100) pkg/sentry/syscalls/linux/sys_stat.go:106 +0x6f2 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Lstat(0xc0054fd908, 0x0?, {{0x200002c0}, {0x20000080}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_stat.go:40 +0x3b gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0054fd908, 0x6, {{0x200002c0}, {0x20000080}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:143 +0x995 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0054fd908, 0x6, {{0x200002c0}, {0x20000080}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:323 +0x72 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0054fd908, 0x6, {{0x200002c0}, {0x20000080}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:283 +0x94 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0054fd908) pkg/sentry/kernel/task_syscall.go:258 +0x4b0 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0054fd908?, 0xc0054fd908) pkg/sentry/kernel/task_run.go:269 +0x1fae gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0054fd908, 0xc2f7) pkg/sentry/kernel/task_run.go:97 +0x4fb created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 183966 pkg/sentry/kernel/task_start.go:400 +0x165