panic: nested locking: kernfs.filesystemRWMutex: goroutine 10403 [running]: gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*filesystemRWMutex).RLock(0xc0005b8870) bazel-out/k8-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/fsimpl/kernfs/filesystem_mutex.go:59 +0x58 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Dentry).InotifyWithParent(0xc002486360, {0x75a658, 0xc00231aa80}, 0x8, 0x0?, 0x54?) pkg/sentry/fsimpl/kernfs/kernfs.go:517 +0xec gvisor.dev/gvisor/pkg/sentry/vfs.(*Dentry).InotifyWithParent(0xc002486360, {0x75a658, 0xc00231aa80}, 0x387e71c?, 0x0?, 0x1?) pkg/sentry/vfs/dentry.go:187 +0x93 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef.func1() pkg/sentry/vfs/file_description.go:167 +0x111 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescriptionRefs).DecRef(0xc001a77ec0, 0xc00150a8e0) bazel-out/k8-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/vfs/file_description_refs.go:131 +0xb2 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef(0xc001a77ec0, {0x75a658, 0xc00231aa80}) pkg/sentry/vfs/file_description.go:161 +0x87 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).SafeDecRefFD(0xc0005b8be0, {0x75a658, 0xc00231aa80}, 0xc001a77ec0) pkg/sentry/fsimpl/kernfs/kernfs.go:153 +0x105 gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*fdSymlink).Getlink(0xc001c2a800, {0x75a658, 0xc00231aa80}, 0x1?) pkg/sentry/fsimpl/proc/task_fds.go:242 +0x1f3 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).stepExistingLocked(0xc001e71b00?, {0x75a658, 0xc00231aa80}, 0xc001e71b00, 0xc0024842d0) pkg/sentry/fsimpl/kernfs/filesystem.go:85 +0x6af gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).walkExistingLocked(0xc0005b8c30?, {0x75a658, 0xc00231aa80}, 0xc001e71b00) pkg/sentry/fsimpl/kernfs/filesystem.go:160 +0x11b gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).OpenAt(0xc0005b8be0, {0x75a658, 0xc00231aa80}, 0xc001e71b00, {0x8002, 0x0, 0x0}) pkg/sentry/fsimpl/kernfs/filesystem.go:483 +0x18d gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).OpenAt(0xc0021337c0?, {0x75a658, 0xc00231aa80}, 0xc00068db00?, 0xc00150b428, 0xc00150b2f8) pkg/sentry/vfs/vfs.go:460 +0x6bc gvisor.dev/gvisor/pkg/sentry/syscalls/linux.openat(0xc00231aa80, 0x278b1a4?, 0x1?, 0x2, 0x0) pkg/sentry/syscalls/linux/sys_file.go:112 +0x365 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Openat(0x0?, 0xc00150b5d0?, {{0xffffff9c}, {0x7f4eacec01f0}, {0x2}, {0x0}, {0x0}, {0x7f4eacec0080}}) pkg/sentry/syscalls/linux/sys_file.go:91 +0xcb gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc00231aa80, 0x101, {{0xffffff9c}, {0x7f4eacec01f0}, {0x2}, {0x0}, {0x0}, {0x7f4eacec0080}}) pkg/sentry/kernel/task_syscall.go:142 +0xabf gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc00231aa80, 0x1?, {{0xffffff9c}, {0x7f4eacec01f0}, {0x2}, {0x0}, {0x0}, {0x7f4eacec0080}}) pkg/sentry/kernel/task_syscall.go:322 +0x8e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc002290a50?, 0xc00150bb37?, {{0xffffff9c}, {0x7f4eacec01f0}, {0x2}, {0x0}, {0x0}, {0x7f4eacec0080}}) pkg/sentry/kernel/task_syscall.go:282 +0xc5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc00231aa80) pkg/sentry/kernel/task_syscall.go:257 +0x53b gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc00231aa80?, 0xc00231aa80) pkg/sentry/kernel/task_run.go:269 +0x22b4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00231aa80, 0x1eb) pkg/sentry/kernel/task_run.go:98 +0x35b created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:377 +0x1da