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(parent: 28efdce) | patch
kernel - Fix crash in pmap_enter()
authorMatthew Dillon <dillon@apollo.backplane.com>
Sat, 19 Nov 2011 08:06:53 +0000 (00:06 -0800)
committerMatthew Dillon <dillon@apollo.backplane.com>
Sat, 19 Nov 2011 08:06:53 +0000 (00:06 -0800)
commit609cc5233e6a6a6d707881a53b90cb1ee619205e
tree6176d1787230b846c65465e636886340f860241ctree | snapshot
parent28efdceb2527bdb3577fc7f8cc7110e17b5b9468commit | diff
kernel - Fix crash in pmap_enter()

* When taking a concurrent fault in KVM on a pipe buffer the pte
  replacement path when a pte is found to already exist was not
  checking whether pt_pv was NULL or not before trying to wire its
  page.

Reported-by: n00b183
sys/platform/pc64/x86_64/pmap.c diff | blob | blame | history
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