On Fri, Apr 12, 2019 at 12:21:08AM +0200, Salvatore Bonaccorso wrote: > Hi, > > On Thu, Jun 08, 2017 at 09:23:33PM +0200, Helge Deller wrote: > > Package: linux > > Version: 4.9.30 > > > > The LTP testcase fanotify07 creates hanging processes > > with debian kernel 4.9.30 on the hppa platform. > > > > In the source code of LTP's fanotify07.c testcase one can read: > > * Kernel crashes should be fixed by: > > * 96d41019e3ac "fanotify: fix list corruption in fanotify_get_response()" > > * > > * Kernel hangs should be fixed by: > > * 05f0e38724e8 "fanotify: Release SRCU lock when waiting for userspace > > response" > > > > It seems upstream commit > > 05f0e38724e8 "fanotify: Release SRCU lock when waiting for userspace > > response" > > is missing in stable kernel 4.9.30 (and debian kernel), which explains why > > the > > testcase hangs. > > I didn't checked if the kernel crash fix is in 4.9.30. > > > > Can you backport at least the commit 05f0e38724e8 ? > > That looks has happened for the 4.9 stable series as in > https://lore.kernel.org/stable/20190411032430.17353-1-matthew.ruff...@canonical.com/ > and would be included afaics in 4.9.169.
Looks actually that it again had to be dropped again for 4.9.169, as per https://lore.kernel.org/stable/20190415104228.ga9...@kroah.com/ Regards, Salvatore
