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[PATCH 0/2] Fix dumping in kdump format with non-aligned memory


From: marcandre . lureau
Subject: [PATCH 0/2] Fix dumping in kdump format with non-aligned memory
Date: Thu, 25 Aug 2022 17:21:08 +0400

From: Marc-André Lureau <marcandre.lureau@redhat.com>

Hi,

dump.c:get_next_page expects GuestPhysBlock to be page-aligned, and crashes over
memory regions such as "tpm-crb-cmd". Teach it to handle non-aligned regions
too, by returning allocated and filled up pages as necessary.

Fixes:
https://bugzilla.redhat.com/show_bug.cgi?id=2120480

Marc-André Lureau (2):
  dump: simplify a bit kdump get_next_page()
  dump: fix kdump to work over non-aligned blocks

 dump/dump.c | 103 ++++++++++++++++++++++++++++++++++------------------
 1 file changed, 68 insertions(+), 35 deletions(-)

-- 
2.37.2




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