Messages in this thread | | | Subject | Re: [PATCH] Fix: buffer overflow during hvc_alloc(). | From | Andrew Donnellan <> | Date | Mon, 6 Apr 2020 10:31:40 +1000 |
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On 6/4/20 6:40 am, andrew@daynix.com wrote: > From: Andrew Melnychenko <andrew@daynix.com> > > If there is a lot(more then 16) of virtio-console devices > or virtio_console module is reloaded > - buffers 'vtermnos' and 'cons_ops' are overflowed. > In older kernels it overruns spinlock which leads to kernel freezing: > https://bugzilla.redhat.com/show_bug.cgi?id=1786239 >
This Bugzilla report isn't publicly accessible. Can you include a relevant summary here and/or make the report publicly viewable?
If it does indeed lead to a kernel freeze, this should be tagged with a Fixes: and a Cc: stable@vger.kernel.org.
-- Andrew Donnellan OzLabs, ADL Canberra ajd@linux.ibm.com IBM Australia Limited
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