On Mon, Feb 06, 2023 at 01:22:23PM +0800, Yi Zhang wrote: > Hello > CKI reported one new issue with the latest linux-block/for-next, pls > help check it, thanks. > > linux-block.git@for-next > commit: 99bd489eac97 > > [ 4407.784047] Running test [R:13334567 T:10 - Storage - block - What actual test is this? > storage fio numa - Kernel: 6.2.0-rc6] > [ 4509.133240] BUG: kernel NULL pointer dereference, address: 0000000000000000 > [ 4509.133654] #PF: supervisor read access in kernel mode > [ 4509.133930] #PF: error_code(0x0000) - not-present page > [ 4509.134206] PGD 0 P4D 0 > [ 4509.134373] Oops: 0000 [#1] PREEMPT SMP PTI > [ 4509.134579] CPU: 2 PID: 965 Comm: auditd Tainted: G I > 6.2.0-rc6 #1 > [ 4509.135384] Hardware name: HP ProLiant DL360p Gen8, BIOS P71 05/24/2019 > [ 4509.135758] RIP: 0010:blkg_free+0xa/0xe0 Can you resolve this to a line using gdb vmlinux l *(blkg_free+0xa/0xe0)