On Tue, Sep 26, 2017 at 4:21 AM, Tariq Toukan <tar...@mellanox.com> wrote: > > > Hi Eric, > > We see a regression introduced in this series, specifically in the patches > touching lib/kobject_uevent.c. > We tried to figure out what is wrong there, but couldn't point it out. > > Bug is that mlx4 driver restart fails, because mlx4_core is still in use. > According to module dependencies, both mlx4_en and mlx4_ib should have been > unloaded at this point > Please see log below. > > This looks to be some kind of a race, as the repro is not deterministic. > Probably the en/ib modules are now mistakenly reloaded. > > Any idea what could this be? > > Regards, > Tariq > > > [root@reg-l-vrt-41016-009 ~]# /etc/init.d/openibd stop > Unloading HCA driver: [ OK ] > [root@reg-l-vrt-41016-009 ~]# /etc/init.d/openibd start > Loading HCA driver and Access Layer: [ OK ] > [root@reg-l-vrt-41016-009 ~]# /etc/init.d/openibd stop > Unloading mlx4_core [FAILED] > rmmod: ERROR: Module mlx4_core is in use
I have absolutely no idea. Please bisect. Are you really using netns in the first place ?
