On Thu, Sep 09, 2021 at 05:14:18PM +0800, Ming Lei wrote:
On Thu, Sep 9, 2021 at 4:47 PM Yi Zhang yi.zhang@redhat.com wrote:
Hello
I found this issue with blktests on[1], did we miss some patch on stable? [1] https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git queue/5.13
[ 68.989907] run blktests block/006 at 2021-09-09 04:34:35 [ 69.085724] null_blk: module loaded [ 74.271624] Unable to handle kernel NULL pointer dereference at virtual address 00000000000002b8 [ 74.280414] Mem abort info: [ 74.283195] ESR = 0x96000004 [ 74.286245] EC = 0x25: DABT (current EL), IL = 32 bits [ 74.291545] SET = 0, FnV = 0 [ 74.294587] EA = 0, S1PTW = 0 [ 74.297720] Data abort info: [ 74.300588] ISV = 0, ISS = 0x00000004 [ 74.304411] CM = 0, WnR = 0 [ 74.307368] user pgtable: 4k pages, 48-bit VAs, pgdp=000008004366e000 [ 74.313796] [00000000000002b8] pgd=0000000000000000, p4d=0000000000000000 [ 74.320577] Internal error: Oops: 96000004 [#1] SMP [ 74.325443] Modules linked in: null_blk mlx5_ib ib_uverbs ib_core rfkill sunrpc vfat fat joydev acpi_ipmi ipmi_ssif cdc_ether usbnet mii mlx5_core psample ipmi_devintf mlxfw tls ipmi_msghandler arm_cmn cppc_cpufreq arm_dsu_pmu acpi_tad fuse zram ip_tables xfs ast i2c_algo_bit drm_vram_helper drm_kms_helper crct10dif_ce syscopyarea ghash_ce sysfillrect uas sysimgblt sbsa_gwdt fb_sys_fops cec drm_ttm_helper ttm nvme usb_storage nvme_core drm xgene_hwmon aes_neon_bs [ 74.366458] CPU: 31 PID: 2511 Comm: fio Not tainted 5.13.15+ #1
Looks the fixes haven't land on linux-5.13.y:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?i... https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?i...
Now queued up. Someone could have told us they were needed :)
thanks,
greg k-h