[Buildroot] [PATCH 1/1] boot/grub2: workaround breakage with -O2, -O3 build
Peter Korsgaard
peter at korsgaard.com
Mon Jul 12 20:46:36 UTC 2021
>>>>> "Andreas" == Andreas Hilse via buildroot <buildroot at busybox.net> writes:
> When grub2 (i386-pc) is built with -O2 or -O3 it is unable to boot
> and the system will reboot in a loop.
> Tony Battersby has bisected [0] the error down to this security bugfix:
> boot/grub2/0132-kern-parser-Fix-a-stack-buffer-overflow.patch
> There is also a bug report by Peter Seiderer about this [1].
> As discussed on the mailing list [2], this patch introduces a workaround
> in the grub2.mk overriding the global optimization settings with -Os
> which results in a booting system.
> References:
> [0] https://savannah.gnu.org/bugs/?60458
> [1] https://bugs.busybox.net/show_bug.cgi?id=13586
> [2] http://lists.busybox.net/pipermail/buildroot/2021-May/311524.html
> Signed-off-by: Andreas Hilse <andreas.hilse at googlemail.com>
Committed to 2021.02.x and 2021.05.x, thanks.
--
Bye, Peter Korsgaard
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