Messages in this thread | | | Date | Tue, 8 Aug 2006 17:39:37 +0300 | From | Muli Ben-Yehuda <> | Subject | Re: + sys_getppid-oopses-on-debug-kernel.patch added to -mm tree |
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On Tue, Aug 08, 2006 at 07:32:51AM -0700, akpm@osdl.org wrote: > > The patch titled > > sys_getppid() oopses on debug kernel > > has been added to the -mm tree. Its filename is > > sys_getppid-oopses-on-debug-kernel.patch > > See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find > out what to do about this > > ------------------------------------------------------ > Subject: sys_getppid() oopses on debug kernel > From: Kirill Korotaev <dev@sw.ru> > > sys_getppid() optimization can access a freed memory. On kernels with > DEBUG_SLAB turned ON, this results in Oops. > > Signed-off-by: Kirill Korotaev <dev@openvz.org> > Cc: <stable@kernel.org> > Signed-off-by: Andrew Morton <akpm@osdl.org>
I'm probably missing something, but is it really valid to access freed kernel memory even if CONFIG_DEBUG_SLAB is off - as this patch does?
Cheers, Muli - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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