On Wed, Jan 4, 2023, at 15:24, syzbot wrote: > The issue was bisected to: > > commit 55d1cbbbb29e6656c662ee8f73ba1fc4777532eb > Author: Arnd Bergmann <arnd@xxxxxxxx> > Date: Tue Nov 9 02:35:04 2021 +0000 > > hfs/hfsplus: use WARN_ON for sanity check > My patch was a mechanical conversion from '/* panic? */' to 'WARN_ON()' to work around a compiler warning, and the previous code had been in there since the 2004 HFS rewrite by Roman Zippel. I know nothing about what this function actually does, so my best answer is that we could revert my patch and use pr_debug() instead of WARN_ON() for all of these. Arnd