On Fri, Mar 15, 2019 at 02:24:30PM +, David Howells wrote:
> Al Viro wrote:
>
> > - if (fc->user_ns)
> > - put_user_ns(fc->user_ns);
> > - fc->user_ns = get_user_ns(netns->user_ns);
> > + if (netns) {
> > + if (fc->user_ns)
> > + put_user_ns(fc->use
On Fri, Mar 15, 2019 at 02:24:30PM +, David Howells wrote:
> Al Viro wrote:
>
> > - if (fc->user_ns)
> > - put_user_ns(fc->user_ns);
> > - fc->user_ns = get_user_ns(netns->user_ns);
> > + if (netns) {
> > + if (fc->user_ns)
> > + put_user_ns(fc->use
Al Viro wrote:
> - if (fc->user_ns)
> - put_user_ns(fc->user_ns);
> - fc->user_ns = get_user_ns(netns->user_ns);
> + if (netns) {
> + if (fc->user_ns)
> + put_user_ns(fc->user_ns);
> + fc->user_ns = get_user_ns(netns->user_ns);
>
On Fri, Mar 15, 2019 at 12:18:13PM +, Al Viro wrote:
> On Fri, Mar 15, 2019 at 12:50:02PM +0100, Dominik Brodowski wrote:
> > On Fri, Mar 15, 2019 at 11:44:45AM +, David Howells wrote:
> > > Dominik Brodowski wrote:
> > >
> > > > [0.839322] RIP: 0010:sysfs_init_fs_context+0x82/0xd0
>
On Fri, Mar 15, 2019 at 12:50:02PM +0100, Dominik Brodowski wrote:
> On Fri, Mar 15, 2019 at 11:44:45AM +, David Howells wrote:
> > Dominik Brodowski wrote:
> >
> > > [0.839322] RIP: 0010:sysfs_init_fs_context+0x82/0xd0
> >
> > Could you load your kernel into gdb and then do:
> >
> >
On Fri, Mar 15, 2019 at 11:44:45AM +, David Howells wrote:
> Dominik Brodowski wrote:
>
> > [0.839322] RIP: 0010:sysfs_init_fs_context+0x82/0xd0
>
> Could you load your kernel into gdb and then do:
>
> i li *sysfs_init_fs_context+0x82
Doesn't seem necessary as per my mail to Al a
On Fri, Mar 15, 2019 at 11:34:47AM +, Al Viro wrote:
> On Fri, Mar 15, 2019 at 08:43:07AM +0100, Dominik Brodowski wrote:
> > David, Al,
> >
> > commit 23bf1b6be9c2 ("kernfs, sysfs, cgroup, intel_rdt: Support fs_context")
> > seems to have introduced a bug; at least that's the commit I bisecte
Dominik Brodowski wrote:
> [0.839322] RIP: 0010:sysfs_init_fs_context+0x82/0xd0
Could you load your kernel into gdb and then do:
i li *sysfs_init_fs_context+0x82
David
On Fri, Mar 15, 2019 at 08:43:07AM +0100, Dominik Brodowski wrote:
> David, Al,
>
> commit 23bf1b6be9c2 ("kernfs, sysfs, cgroup, intel_rdt: Support fs_context")
> seems to have introduced a bug; at least that's the commit I bisected the
> following oops down to:
> This occurs while trying to moun
David, Al,
commit 23bf1b6be9c2 ("kernfs, sysfs, cgroup, intel_rdt: Support fs_context")
seems to have introduced a bug; at least that's the commit I bisected the
following oops down to:
[0.827317] BUG: unable to handle kernel NULL pointer dereference at
0220
[0.829771] #PF er
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