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SubjectRe: WARNING: CPU: 1 PID: 14735 at fs/dcache.c:365 dentry_free+0x100/0x128
On Wed, Jul 20, 2022 at 08:53:53AM +0200, Helge Deller wrote:
> 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).

????

That should've taken a word from desc->addr and printed it.
If it had managed to get to a string (you'd needed to have
CONFIG_KALLSYMS enabled), it would've printed it as a string,
not as hex address. Seriously, check System.map for that
kernel...

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