[Bug 215217] Kernel fails to boot at an early stage when built with GCC_PLUGIN_LATENT_ENTROPY=y (PowerMac G4 3,6)
bugzilla-daemon at bugzilla.kernel.org
bugzilla-daemon at bugzilla.kernel.org
Fri Dec 17 18:20:57 AEDT 2021
https://bugzilla.kernel.org/show_bug.cgi?id=215217
--- Comment #13 from Christophe Leroy (christophe.leroy at csgroup.eu) ---
arch/powerpc/lib/feature-fixups.o also need DISABLE_LATENT_ENTROPY_PLUGIN, see
extract from you vmlinux below
c0c0ad20 <apply_feature_fixups>:
c0c0ad20: 94 21 ff e0 stwu r1,-32(r1)
c0c0ad24: 3c 60 c0 db lis r3,-16165
c0c0ad28: 7c 08 02 a6 mflr r0
c0c0ad2c: 38 63 55 50 addi r3,r3,21840
c0c0ad30: bf 41 00 08 stmw r26,8(r1)
c0c0ad34: 7c 3f 0b 78 mr r31,r1
c0c0ad38: 3f 60 c0 da lis r27,-16166 <== latent_entropy at h
c0c0ad3c: 90 01 00 24 stw r0,36(r1)
c0c0ad40: 3f 80 c0 d4 lis r28,-16172
c0c0ad44: 83 db 5b 50 lwz r30,23376(r27) <== latent_entropy at l
c0c0ad48: 4b 40 60 35 bl c0010d7c <add_reloc_offset>
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