panic: nested locking: kernfs.filesystemRWMutex: goroutine 282605 [running]: gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*filesystemRWMutex).RLock(0xc000588910) 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(0xc002682990, {0x75d200, 0xc009e96000}, 0x8, 0x0?, 0xb4?) pkg/sentry/fsimpl/kernfs/kernfs.go:517 +0xec gvisor.dev/gvisor/pkg/sentry/vfs.(*Dentry).InotifyWithParent(0xc002682990, {0x75d200, 0xc009e96000}, 0x38b1edc?, 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(0xc00098acc0, 0xc0006b88e0) bazel-out/k8-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/vfs/file_description_refs.go:131 +0xb2 gvisor.dev/gvisor/pkg/sentry/vfs.(*FileDescription).DecRef(0xc00098acc0, {0x75d200, 0xc009e96000}) pkg/sentry/vfs/file_description.go:161 +0x87 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).SafeDecRefFD(0xc000588c80, {0x75d200, 0xc009e96000}, 0xc00098acc0) pkg/sentry/fsimpl/kernfs/kernfs.go:153 +0x105 gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*fdSymlink).Getlink(0xc0028a9980, {0x75d200, 0xc009e96000}, 0x1?) pkg/sentry/fsimpl/proc/task_fds.go:242 +0x1f3 gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).stepExistingLocked(0xc006fdb680?, {0x75d200, 0xc009e96000}, 0xc006fdb680, 0xc000e71050) pkg/sentry/fsimpl/kernfs/filesystem.go:85 +0x6af gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).walkExistingLocked(0xc000588cd0?, {0x75d200, 0xc009e96000}, 0xc006fdb680) pkg/sentry/fsimpl/kernfs/filesystem.go:160 +0x11b gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).OpenAt(0xc000588c80, {0x75d200, 0xc009e96000}, 0xc006fdb680, {0x8000, 0x0, 0x0}) pkg/sentry/fsimpl/kernfs/filesystem.go:483 +0x18d gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).OpenAt(0xc00760e600?, {0x75d200, 0xc009e96000}, 0xc000715b00?, 0xc0006b9428, 0xc0006b92f8) pkg/sentry/vfs/vfs.go:460 +0x6bc gvisor.dev/gvisor/pkg/sentry/syscalls/linux.openat(0xc009e96000, 0x27bbe44?, 0x1?, 0x0, 0x0) pkg/sentry/syscalls/linux/sys_file.go:112 +0x365 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Openat(0x0?, 0xc0006b95d0?, {{0xffffff9c}, {0x7f4dbb9e7290}, {0x0}, {0x0}, {0x0}, {0x7f4dbb9e7120}}) pkg/sentry/syscalls/linux/sys_file.go:91 +0xcb gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc009e96000, 0x101, {{0xffffff9c}, {0x7f4dbb9e7290}, {0x0}, {0x0}, {0x0}, {0x7f4dbb9e7120}}) pkg/sentry/kernel/task_syscall.go:142 +0xabf gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc009e96000, 0x1?, {{0xffffff9c}, {0x7f4dbb9e7290}, {0x0}, {0x0}, {0x0}, {0x7f4dbb9e7120}}) pkg/sentry/kernel/task_syscall.go:322 +0x8e gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc005dfe000?, 0xc0006b9b37?, {{0xffffff9c}, {0x7f4dbb9e7290}, {0x0}, {0x0}, {0x0}, {0x7f4dbb9e7120}}) pkg/sentry/kernel/task_syscall.go:282 +0xc5 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc009e96000) pkg/sentry/kernel/task_syscall.go:257 +0x53b gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc009e96000?, 0xc009e96000) pkg/sentry/kernel/task_run.go:269 +0x22b4 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc009e96000, 0x3a26) 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