On Sat, Jan 30, 2021 at 03:56:46AM +0000, Matthew Wilcox wrote: > On Tue, Jan 26, 2021 at 03:52:34PM +0100, Christoph Hellwig wrote: > > bio_kmalloc shares almost no logic with the bio_set based fast path > > in bio_alloc_bioset. Split it into an entirely separate implementation. > > > > Signed-off-by: Christoph Hellwig <hch@xxxxxx> > > --- > > block/bio.c | 167 ++++++++++++++++++++++---------------------- > > include/linux/bio.h | 6 +- > > 2 files changed, 86 insertions(+), 87 deletions(-) > > This patch causes current linux-next to OOM for me when running xfstests > after about ten minutes. Haven't looked into why yet, this is just the > results of a git bisect. I've run tests on linux-next all weekend and could not reproduce the issue. Can you share your .config?