panic: nested locking: tmpfs.filesystemRWMutex: goroutine 394172 [running]: gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystemRWMutex).RLock(0xc042092888) bazel-out/k8-fastbuild/bin/pkg/sentry/fsimpl/tmpfs/filesystem_mutex.go:59 +0x3c gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystem).OpenAt(0xc042092820, {0x1f8d8c0, 0xc04f0af908}, 0xc01165a488, {0x2a080, 0x84, 0x0}) pkg/sentry/fsimpl/tmpfs/filesystem.go:348 +0xb0 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).OpenAt(0xc0002831e0, {0x1f8d8c0, 0xc04f0af908}, 0xc0403d0960, 0xc0211f1560, 0xc0211f14b0) pkg/sentry/vfs/vfs.go:475 +0x4ff gvisor.dev/gvisor/pkg/sentry/syscalls/linux.openat(0xc04f0af908, 0xffffff9c, 0x200028c0, 0x22080, 0x84) pkg/sentry/syscalls/linux/sys_file.go:112 +0x34f gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Open(0xc04f0af908, 0x0?, {{0x200028c0}, {0x22080}, {0x84}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_file.go:82 +0x46 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc04f0af908, 0x2, {{0x200028c0}, {0x22080}, {0x84}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:143 +0x995 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc04f0af908, 0x2, {{0x200028c0}, {0x22080}, {0x84}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:323 +0x72 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc04f0af908, 0x2, {{0x200028c0}, {0x22080}, {0x84}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:283 +0x94 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc04f0af908) pkg/sentry/kernel/task_syscall.go:258 +0x4b0 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc04f0af908?, 0xc04f0af908) pkg/sentry/kernel/task_run.go:269 +0x1fae gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc04f0af908, 0xa7dc) pkg/sentry/kernel/task_run.go:97 +0x4fb created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 397461 pkg/sentry/kernel/task_start.go:400 +0x165