Erhard Furtner <erhar...@mailbox.org> writes: > 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
Try just removing the call to btext_unmap() entirely and see how far it goes? cheers