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SubjectRe: KASAN: use-after-free Read in mnt_warn_timestamp_expiry
On Thu, Oct 17, 2019 at 03:37:35AM +0100, Al Viro wrote:
> On Wed, Oct 16, 2019 at 07:27:05PM -0700, Eric Biggers wrote:
>
> > How about the following?
> >
> > pr_warn("%s filesystem being %s at %s supports timestamps until %04ld (0x%llx)\n",
> > sb->s_type->name,
> > is_mounted(mnt) ? "remounted" : "mounted",
> > mntpath,
> > tm.tm_year+1900, (unsigned long long)sb->s_time_max);
> >
> > I think more people would understand "remounted" than "reconfigured". Also,
> > is_mounted(mnt) seems like a better choice than mnt_has_parent(real_mount(mnt)).
>
> Works for me(tm). Care to fold that into your patch and resend?
>

Sent: https://lkml.kernel.org/linux-fsdevel/20191017024814.61980-1-ebiggers@kernel.org/T/#u

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