Hi Tao, Thank you for the improvements to the patch. I have verified this patch and found no problems. After applying this patch, command bt -a will not cause segfault issue, and the irq_stack_size in crash tools has correct value. > crash> help -m | grep stack > stacksize: 32768 > in_alternate_stack: arm64_in_alternate_stack() > get_stack_frame: arm64_get_stack_frame() > get_stackbase: generic_get_stackbase() > get_stacktop: generic_get_stacktop() > irq_stackbuf: 0 > irq_stack_size: 32768 Thanks Yeping.ZHENG -- Crash-utility mailing list -- devel@xxxxxxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to devel-leave@xxxxxxxxxxxxxxxxxxxxxxxxxxx https://${domain_name}/admin/lists/devel.lists.crash-utility.osci.io/ Contribution Guidelines: https://github.com/crash-utility/crash/wiki