panic: nested locking: tmpfs.filesystemRWMutex: goroutine 3570 [running]: gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystemRWMutex).RLock(0xc000a13da8) bazel-out/k8-fastbuild/bin/pkg/sentry/fsimpl/tmpfs/filesystem_mutex.go:59 +0x4d gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystem).StatAt(0xc000a13d40, {0x2061720, 0xc00152a588}, 0xc00126c488, {0x5f41210?, 0xc0?}) pkg/sentry/fsimpl/tmpfs/filesystem.go:760 +0xa8 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).Stat(0xc00548ee70, {0x2061720, 0xc00152a588}, {0x2062b30?, 0x0?}) pkg/sentry/vfs/file_description.go:540 +0x322 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Fstat(0xc00152a588, 0x9b9754?, {{0x3}, {0x20000300}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_stat.go:139 +0x1b0 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00152a588, 0x5, {{0x3}, {0x20000300}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:143 +0xb9f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00152a588, 0x5, {{0x3}, {0x20000300}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:323 +0x85 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc00152a588, 0x5, {{0x3}, {0x20000300}, {0x0}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:283 +0xc7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00152a588) pkg/sentry/kernel/task_syscall.go:258 +0x54a gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc00152a588?, 0xc00152a588) pkg/sentry/kernel/task_run.go:269 +0x2295 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00152a588, 0x469) pkg/sentry/kernel/task_run.go:97 +0x41b created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 3555 pkg/sentry/kernel/task_start.go:400 +0x185