Regression found: #1 Test case: igt@gem_exec_parallel@engines@.* Boards impacted: all Error: ... <1>[ 76.153388] BUG: kernel NULL pointer dereference, address: 0000000000000010 <1>[ 76.160308] #PF: supervisor read access in kernel mode <1>[ 76.165405] #PF: error_code(0x0000) - not-present page ... Logs: https://intel-gfx-ci.01.org/tree/linux-next/next-20230721/bat-mtlp-6/dmesg0.txt Already existing issue: -NA- Next Steps: Bisecting in progress Linux-kernel tag: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?h=next-20230719 CI Run Status : https://intel-gfx-ci.01.org/tree/linux-next/combined-alt.html? Issue observed on runs from WW29.5 too. Note: Please reply to this thread for any kind of information on this regression.