Broken one:
cat proc/iomem
00000000-f2ffffff : Reserved
00000000-e1ffffff : Reserved
00000000-d6ffffff : Reserved
00000000-cbffffff : Reserved
Good one:
00000000-00000fff : Reserved
00001000-0009ffff : System RAM
000a0000-000bffff : PCI Bus 0000:60
000a0000-000bffff : Reserved
00000000-00000000 : PCI Bus 0000:00
00000000-00000000 : PCI Bus 0000:00
00000000-00000000 : PCI Bus 0000:00
000c0000-000cffff : PCI Bus 0000:00
00000000-00000000 : PCI Bus 0000:00
00000000-00000000 : PCI Bus 0000:00
** Description changed:
- During kdump verify on Ubuntu 22.04 ga-kernel 5.15.0, kdump would fail
- beause 0-0xf2ffffff(0-3.79G) have been reserved.
+ a partner reported that During kdump fail on AMD paltfrom which root casue
came
+
+ 0xf2ffffff(0-3.79G) have been reserved in /proc/iomem
- It seems have been fixed on Ubuntu 22.04.2 HWE-kernel of
- 5.19.0-32-generic.
+ They verified that kdump worked fine for 22.04.2 HWE-kernel of
+ 5.19.0-32-generic and iomem resume normal.
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https://bugs.launchpad.net/bugs/2054863
Title:
AMD /proc/iomme 0-0xf2ffffff is incorrectly reserved
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