On Wed, Feb 24, 2021 at 11:58 AM Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote: > > A few small subsystems and some of MM. Hmm. I haven't bisected things yet, but I suspect it's something with the KASAN patches. With this all applied, I get: lib/crypto/curve25519-hacl64.c: In function ‘ladder_cmult.constprop’: lib/crypto/curve25519-hacl64.c:601:1: warning: the frame size of 2288 bytes is larger than 2048 bytes [-Wframe-larger-than=] and lib/bitfield_kunit.c: In function ‘test_bitfields_constants’: lib/bitfield_kunit.c:93:1: warning: the frame size of 11200 bytes is larger than 2048 bytes [-Wframe-larger-than=] which is obviously not really acceptable. A 11kB stack frame _will_ cause issues. Linus