On Wed, 16 Aug 2023 15:56:26 +0000 Christophe Leroy <christophe.le...@csgroup.eu> wrote:
> Not sure this is the reason of the crash. Just that it disables bootx > console here and doesn't re-enable any console before the crash. > > Could you move the call to btext_unmap() after the call to > memblock_set_current_limit(lowmem_end_addr); at the end of function > MMU_init() > > And redo the test, still with my patch applied for the additional pr_infos. I moved btext_unmap() as you suggested and the order of functions displayed changed accordingly. Now the freeze happens later but still after the 1st call to btext_unmap(): [ 0.000000] printk: bootconsole [udbg0] enabled [ 0.000000] Total memory = 2048MB; using 4096kB for hash table [ 0.000000] mapin_ram:125 [ 0.000000] mmu_mapin_ram:169 0 30000000 1400000 2000000 [ 0.000000] __mmu_mapin_ram:146 0 1400000 [ 0.000000] __mmu_mapin_ram:155 1400000 [ 0.000000] __mmu_mapin_ram:146 1400000 30000000 [ 0.000000] __mmu_mapin_ram:155 20000000 [ 0.000000] __mapin_ram_chunk:107 20000000 30000000 [ 0.000000] __mapin_ram_chunk:117 [ 0.000000] mapin_ram:134 [ 0.000000] kasan_mmu_init:129 [ 0.000000] kasan_mmu_init:132 0 [ 0.000000] kasan_mmu_init:137 [ 0.000000] setup_kuap:23 [ 0.000000] setup_kuap:25 [ 0.000000] setup_kuap:30 [ 0.000000] setup_kuap:35 [ 0.000000] Activating Kernel Userspace Access Protection [ 0.000000] setup_kuap:40 [ 0.000000] Activating Kernel Userspace Execution Prevention [ 0.000000] btext_unmap:129 Regards, Erhard
dmesg_65-rc6_g4_02
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