Re: unkillable process consuming 100% cpu

2019-11-13 Thread Steve Kargl
On Mon, Nov 11, 2019 at 01:22:09PM +0100, Hans Petter Selasky wrote: > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c > b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c > index a6e0a16ae..0697d70f4 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c > +++

Re: unkillable process consuming 100% cpu

2019-11-13 Thread Steve Kargl
On Wed, Nov 13, 2019 at 04:22:19PM +0100, Hans Petter Selasky wrote: > On 2019-11-13 15:52, Steve Kargl wrote: > > at /usr/src/sys/amd64/amd64/trap.c:743 > > #7 0x808b0468 in trap (frame=0xfe00b460e0c0) > > at /usr/src/sys/amd64/amd64/trap.c:407 > > #8 > > #9

Re: unkillable process consuming 100% cpu

2019-11-13 Thread Hans Petter Selasky
On 2019-11-13 15:52, Steve Kargl wrote: at /usr/src/sys/amd64/amd64/trap.c:743 #7 0x808b0468 in trap (frame=0xfe00b460e0c0) at /usr/src/sys/amd64/amd64/trap.c:407 #8 #9 0x in ?? () #10 0x817d2c0f in radeon_ttm_tt_to_gtt (ttm=0xf80061eeb248)

Re: unkillable process consuming 100% cpu

2019-11-13 Thread Steve Kargl
On Wed, Nov 13, 2019 at 09:10:06AM +0100, Hans Petter Selasky wrote: > On 2019-11-13 01:30, Steve Kargl wrote: > > > > I installed the 2nd seqlock.diff, rebuilt drm-current-kmod-4.16.g20191023, > > rebooting, and have been pounding on the system with workloads that are > > similar to what the

possible bug in devstat_selectdevs()

2019-11-13 Thread Andriy Gapon
I wonder if anyone remembers devstat code enough to help me or, at least, to sanity check my line of thinking. I am looking at a crash that happened in devstat_selectdevs(num_selections=27, numdevs=25). At the time of the crash there was some reconfiguration of logical volumes on a RAID

Re: unkillable process consuming 100% cpu

2019-11-13 Thread Hans Petter Selasky
On 2019-11-13 01:30, Steve Kargl wrote: On Tue, Nov 12, 2019 at 06:48:22PM +0100, Hans Petter Selasky wrote: On 2019-11-12 18:31, Steve Kargl wrote: Can you open the radeonkms.ko in gdb83 from ports and type: l *(radeon_gem_busy_ioctl+0x30) % /boot/modules/radeonkms.ko (gdb) l