panic: nested locking: tmpfs.filesystemRWMutex: goroutine 8392 [running]: gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystemRWMutex).RLock(0xc001d322d8) bazel-out/k8-fastbuild/bin/pkg/sentry/fsimpl/tmpfs/filesystem_mutex.go:59 +0x4d gvisor.dev/gvisor/pkg/sentry/fsimpl/tmpfs.(*filesystem).OpenAt(0xc001d32270, {0x205eb00, 0xc0026a4c88}, 0xc00268cd88, {0xc081, 0x180, 0x0}) pkg/sentry/fsimpl/tmpfs/filesystem.go:348 +0xea gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).OpenAt(0xc0002471e0, {0x205eb00, 0xc0026a4c88}, 0xc002dad8c0, 0xc001027570, 0xc0010274a4) pkg/sentry/vfs/vfs.go:475 +0x686 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.openat(0xc0026a4c88, 0xffffff9c, 0x20000040, 0x4081, 0x190) pkg/sentry/syscalls/linux/sys_file.go:112 +0x41d gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Open(0xc0026a4c88, 0x4af8cf?, {{0x20000040}, {0x4081}, {0x190}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_file.go:82 +0xa8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0026a4c88, 0x2, {{0x20000040}, {0x4081}, {0x190}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:143 +0xb9f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0026a4c88, 0x2, {{0x20000040}, {0x4081}, {0x190}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:323 +0x85 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0026a4c88, 0x2, {{0x20000040}, {0x4081}, {0x190}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:283 +0xc7 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0026a4c88) pkg/sentry/kernel/task_syscall.go:258 +0x54a gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0026a4c88?, 0xc0026a4c88) pkg/sentry/kernel/task_run.go:269 +0x2295 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0026a4c88, 0x631) pkg/sentry/kernel/task_run.go:97 +0x41b created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 8266 pkg/sentry/kernel/task_start.go:400 +0x185