panic: nested locking: kernfs.filesystemRWMutex: goroutine 18227 [running]: gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*filesystemRWMutex).RLock(0xc00322dcd0) bazel-out/k8-fastbuild/bin/pkg/sentry/fsimpl/kernfs/filesystem_mutex.go:59 +0x3c gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).OpenAt(0xc00322dc80, {0x2112f90, 0xc001d70588}, 0xc000836d88, {0x2c302, 0x61, 0x0}) pkg/sentry/fsimpl/kernfs/filesystem.go:520 +0x165 gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).OpenAt(0xc0000049e0, {0x2112f90, 0xc001d70588}, 0xc00625cfc0, 0xc0008e9560, 0xc0008e94b0) pkg/sentry/vfs/vfs.go:475 +0x4f1 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.openat(0xc001d70588, 0xffffff9c, 0x2000000000c0, 0x2c302, 0x61) pkg/sentry/syscalls/linux/sys_file.go:110 +0x347 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Open(0xc001d70588, 0xc006d63ea0?, {{0x2000000000c0}, {0x2c302}, {0x61}, {0x0}, {0x0}, {0x0}}) pkg/sentry/syscalls/linux/sys_file.go:80 +0x46 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc001d70588, 0x2, {{0x2000000000c0}, {0x2c302}, {0x61}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:143 +0x94c gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc001d70588, 0x2, {{0x2000000000c0}, {0x2c302}, {0x61}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:323 +0x72 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc001d70588, 0x2, {{0x2000000000c0}, {0x2c302}, {0x61}, {0x0}, {0x0}, {0x0}}) pkg/sentry/kernel/task_syscall.go:283 +0x94 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc001d70588) pkg/sentry/kernel/task_syscall.go:258 +0x490 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc001d70588?, 0xc001d70588) pkg/sentry/kernel/task_run.go:269 +0x1ec9 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc001d70588, 0x1513) pkg/sentry/kernel/task_run.go:97 +0x4ca created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 18090 pkg/sentry/kernel/task_start.go:416 +0x15c