On Mon, Jun 25, 2018 at 04:41:07PM +0200, Jack Wang wrote: > Hi Greg, > > We hit a panic in 4.14.43 with md raid1. > > It's easy to reproduce with a test case, running Fio, and doing > mdadm --grow bitmap=none /dev/mdx && mdadm --grow bitmap=internal /dev/mdx > in a loop. > > With following patches applied, we can no longer reproduce the problem. > > Please consider to apply the patches to 4.14, they can be applied cleanly on > 4.14.52. Now queued up, thanks! greg k-h