Merge tag 'printk-for-5.20-sane' of git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux

Pull printk updates from Petr Mladek:

 - Allow reading kernel log in gdb even on 32 bits systems

 - More granular check of the buffer usage in printf selftest

 - Clang warning fix

* tag 'printk-for-5.20-sane' of git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux:
  lib/test_printf.c: fix clang -Wformat warnings
  scripts/gdb: fix 'lx-dmesg' on 32 bits arch
  lib/test_printf.c: split write-beyond-buffer check in two