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Bug 453492

Summary: sys-kernel/hardened-sources-3.7.3: kernel panic when loading modules
Product: Gentoo Linux Reporter: Alexander Tsoy <alexander>
Component: HardenedAssignee: The Gentoo Linux Hardened Kernel Team (OBSOLETE) <hardened-kernel+disabled>
Status: RESOLVED FIXED    
Severity: normal CC: pageexec, spender
Priority: Normal    
Version: unspecified   
Hardware: All   
OS: Linux   
Whiteboard:
Package list:
Runtime testing required: ---
Attachments: Photo of the screen
config-3.7.3-hardened

Description Alexander Tsoy 2013-01-22 09:48:10 UTC
hardened-sources-3.7.3 panics on boot on two of my systems. 3.7.0, 3.7.1, 3.7.1-r2 boots fine. More info is attached below.

Reproducible: Always
Comment 1 Alexander Tsoy 2013-01-22 09:51:43 UTC
Created attachment 336450 [details]
Photo of the screen
Comment 2 Alexander Tsoy 2013-01-22 09:53:01 UTC
Created attachment 336452 [details]
config-3.7.3-hardened
Comment 3 Alexander Tsoy 2013-01-22 09:57:44 UTC
If I compile framebuffer and video drivers as modules then panic happens earlier - at initramfs stage or before that. I can't say for sure, because currently I'm unable to use serial console.
Comment 4 Alexander Tsoy 2013-01-22 11:50:41 UTC
(In reply to comment #3)
> If I compile framebuffer and video drivers as modules then panic happens
> earlier - at initramfs stage or before that.

I guess that in this case udev load video modules (radeon, ttm, etc) at initramfs stage so that's why it crashes earlier. My initramfs does not contain other modules that needs to be load.
Comment 6 Alexander Tsoy 2013-01-22 12:45:27 UTC
I've just tested gentoo-sources-3.7.3. No problem with it.
Comment 7 PaX Team 2013-01-22 16:21:24 UTC
it's already fixed in PaX, wait for the next grsec ;).
Comment 8 Alexander Tsoy 2013-01-23 09:59:13 UTC
grsecurity-2.9.1-3.7.4-201301230048 is out. Waiting for ebuild. :)
Comment 9 Alexander Tsoy 2013-01-28 14:15:36 UTC
This issue is fixed in hardened-sources-3.7.4. Thanks.