Hi Ruifeng, Okay, thanks for the update. I'll build a new kernel just like before, but with this patch added too. And, I know it shouldn't matter, but I'll avoid statically building in the qat modules this go around. Thanks, Patrick On Tue, Nov 14, 2023 at 2:35 AM Ruifeng Wang wrote: > Hi Patrick, > > > > It seems kernel v5.15 has a defect on this. A similar issue was fixed by > commit: > > 40da865381ad ("crypto: qat - remove unneeded packed attribute") > > > > Could you patch the kernel and try again? > > > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=40da865381ad061ab75a7a9da469ed4e623bdfeb > > > > Thanks, > > Ruifeng > > > > *From: *Patrick Robb > *Date: *Friday, November 3, 2023 at 6:01 AM > *To: *Juraj Linkeš > *Cc: *Dharmik Jayesh Thakkar , David > Marchand , Ruifeng Wang , > Honnappa Nagarahalli , ci@dpdk.org < > ci@dpdk.org>, nd > *Subject: *Re: Intel QAT 8970 accel card on ARM Ampere Server > > On Wed, Oct 11, 2023 at 4:13 PM Patrick Robb wrote: > > > > root@arm-ampere-dut:~# echo 16 > > /sys/bus/pci/drivers/c6xx/0000:03:00.0/sriov_numvfs > Segmentation fault (core dumped) > > > > Hi Aaron, > > > > Thanks for offering to take a look. I'm not sure if you've seen the rest > of this conversation already from it being on the ci mailing list or not, > but modinfo looks good for qat_c62x andqat_c62xvf after the custom kernel > was built. From there, it should be possible to bind some VFs for each PF > on the QAT card, per documentation here > https://doc.dpdk.org/guides/cryptodevs/qat.html but it results in a seg > fault like you see above. Let me know if you have any ideas. > -- Patrick Robb Technical Service Manager UNH InterOperability Laboratory 21 Madbury Rd, Suite 100, Durham, NH 03824 www.iol.unh.edu