Re: [PATCH v9] kallsyms: Add self-test facility

From: Andreas Schwab
Date: Thu Dec 15 2022 - 09:58:31 EST


On Dez 15 2022, Geert Uytterhoeven wrote:

> start
> kallsyms_lookup_name() for kallsyms_test_func_static failed:
> addr=8dbc, expect 60308
> kallsyms_lookup_name() for kallsyms_test_func failed: addr=8dbc,
> expect 60318
> kallsyms_lookup_name() for kallsyms_test_func_weak failed:
> addr=8dbc, expect 6031a
> kallsyms_lookup_name() for vmalloc failed: addr=8dbc, expect bdc88
> kallsyms_lookup_name() for vfree failed: addr=8dbc, expect bd6de

Curiously addr always comes out the same. What symbol does it resolve
to?

> kallsyms_on_each_match_symbol() for kallsyms_test_func_static
> failed: count=24890, addr=1ee870, expect 60308
> kallsyms_on_each_match_symbol() for kallsyms_test_func failed:
> count=24890, addr=1ee870, expect 60318
> kallsyms_on_each_match_symbol() for kallsyms_test_func_weak
> failed: count=24890, addr=1ee870, expect 6031a
> kallsyms_on_each_match_symbol() for vmalloc failed: count=24890,
> addr=1ee870, expect bdc88
> kallsyms_on_each_match_symbol() for vfree failed: count=24890,
> addr=1ee870, expect bd6de

Here too.

--
Andreas Schwab, schwab@xxxxxxxxxxxxxx
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