On Thu, Nov 04, 2021 at 09:30:44PM +0800, Herbert Xu wrote: > On Thu, Nov 04, 2021 at 02:11:34PM +0100, Geert Uytterhoeven wrote: > > > > My config is nommu_k210_sdcard_defconfig with the changes below: > > Could you send me the actual config? Just in case something weird > happened during the kconfig process and options got flipped from > their default values. I can confirm Geert's observation. My system boots successfully with cad439fc040e^, but fails with cad439fc040e. This is the error in the kernel log: EXT4-fs (sda3): Cannot load crc32c driver. Attached my config. I can easily test patches. Thanks