On Tue, Mar 02, 2021 at 10:27:28AM +0000, Johannes Thumshirn wrote: > I've just tripped over this lockdep splat on v5.12-rc1 (Linus' tree not > misc-next), > while investigating a different bug report. > > > [ 1250.721882] BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
That's not a new warning, it shows up from time to time, it's something in lockdep, the value is defined in kernel/locking/lockdep_internals.h. > [ 1250.722641] turning off the locking correctness validator. This makes things worse as all follwing tests won't be validated, so you may want to go report it to lockdep people.
