On 7/20/22 05:29, Al Viro wrote: > On Sat, Jul 16, 2022 at 07:27:30AM +0200, Helge Deller wrote: >> On 7/15/22 15:33, Hillf Danton wrote: > >> [108565.341434] dentry->d_u.d_rcu = 0x416be770 > > Incidentally, does that match the address of __d_free() on your build, > or is it something different? I don't think it's __d_free(). The source is: pr_err("dentry->d_u.d_rcu = %pS\n", dentry->d_u.d_rcu.func); so the "%pS" would probably have resolved the pointer to string "__d_free" (or something else). Helge