Greg KH wrote: > On Wed, Jun 05, 2019 at 05:19:40PM +0200, Rolf Eike Beer wrote: > > I decided to dig out a toy project which uses a DragonBoard 410c. This has > > been "running" with kernel 4.9, which I would keep this way for unrelated > > reasons. The vanilla 4.9 kernel wasn't bootable back then, but it was > > buildable, which was good enough. > > > > Upgrading the kernel to 4.9.180 caused the boot to suddenly fail: > > > > aarch64-unknown-linux-gnueabi-ld: > > ./drivers/firmware/efi/libstub/lib.a(arm64- stub.stub.o): in function > > `handle_kernel_image': > > /tmp/e2/build/linux-4.9.139/drivers/firmware/efi/libstub/arm64-stub.c:63: > > undefined reference to `__efistub__GLOBAL_OFFSET_TABLE_' > > aarch64-unknown-linux-gnueabi-ld: > > ./drivers/firmware/efi/libstub/lib.a(arm64- stub.stub.o): relocation > > R_AARCH64_ADR_PREL_PG_HI21 against symbol > > `__efistub__GLOBAL_OFFSET_TABLE_' which may bind externally can not be > > used when making a shared object; recompile with -fPIC > > /tmp/e2/build/linux-4.9.139/drivers/firmware/efi/libstub/arm64-stub.c:63: > > (.init.text+0xc): dangerous relocation: unsupported relocation > > /tmp/e2/build/linux-4.9.139/Makefile:1001: recipe for target 'vmlinux' > > failed -make[1]: *** [vmlinux] Error 1 > > > > This is caused by commit 27b5ebf61818749b3568354c64a8ec2d9cd5ecca from > > linux-4.9.y (which is 91ee5b21ee026c49e4e7483de69b55b8b47042be), reverting > > this commit fixes the build. > > > > This happens with vanilla binutils 2.32 and gcc 8.3.0 as well as 9.1.0. > > See > > the attached .config for reference. > > > > If you have questions or patches just ping me. > > Does Linus's latest tree also fail for you (or 5.1)? 5.1.7 with the same config as before and "make olddefconfig" builds for me. Eike -- Rolf Eike Beer, emlix GmbH, http://www.emlix.com Fon +49 551 30664-0, Fax +49 551 30664-11 Gothaer Platz 3, 37083 Göttingen, Germany Sitz der Gesellschaft: Göttingen, Amtsgericht Göttingen HR B 3160 Geschäftsführung: Heike Jordan, Dr. Uwe Kracke – Ust-IdNr.: DE 205 198 055 emlix - smart embedded open source
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