CVE-2022-50011

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> venus: pm_helpers: Fix warning in OPP during probe<br /> <br /> Fix the following WARN triggered during Venus driver probe on<br /> 5.19.0-rc8-next-20220728:<br /> <br /> WARNING: CPU: 7 PID: 339 at drivers/opp/core.c:2471 dev_pm_opp_set_config+0x49c/0x610<br /> Modules linked in: qcom_spmi_adc5 rtc_pm8xxx qcom_spmi_adc_tm5 leds_qcom_lpg led_class_multicolor<br /> qcom_pon qcom_vadc_common venus_core(+) qcom_spmi_temp_alarm v4l2_mem2mem videobuf2_v4l2 msm(+)<br /> videobuf2_common crct10dif_ce spi_geni_qcom snd_soc_sm8250 i2c_qcom_geni gpu_sched<br /> snd_soc_qcom_common videodev qcom_q6v5_pas soundwire_qcom drm_dp_aux_bus qcom_stats<br /> drm_display_helper qcom_pil_info soundwire_bus snd_soc_lpass_va_macro mc qcom_q6v5<br /> phy_qcom_snps_femto_v2 qcom_rng snd_soc_lpass_macro_common snd_soc_lpass_wsa_macro<br /> lpass_gfm_sm8250 slimbus qcom_sysmon qcom_common qcom_glink_smem qmi_helpers<br /> qcom_wdt mdt_loader socinfo icc_osm_l3 display_connector<br /> drm_kms_helper qnoc_sm8250 drm fuse ip_tables x_tables ipv6<br /> CPU: 7 PID: 339 Comm: systemd-udevd Not tainted 5.19.0-rc8-next-20220728 #4<br /> Hardware name: Qualcomm Technologies, Inc. Robotics RB5 (DT)<br /> pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)<br /> pc : dev_pm_opp_set_config+0x49c/0x610<br /> lr : dev_pm_opp_set_config+0x58/0x610<br /> sp : ffff8000093c3710<br /> x29: ffff8000093c3710 x28: ffffbca3959d82b8 x27: ffff8000093c3d00<br /> x26: ffffbca3959d8e08 x25: ffff4396cac98118 x24: ffff4396c0e24810<br /> x23: ffff4396c4272c40 x22: ffff4396c0e24810 x21: ffff8000093c3810<br /> x20: ffff4396cac36800 x19: ffff4396cac96800 x18: 0000000000000000<br /> x17: 0000000000000003 x16: ffffbca3f4edf198 x15: 0000001cba64a858<br /> x14: 0000000000000180 x13: 000000000000017e x12: 0000000000000000<br /> x11: 0000000000000002 x10: 0000000000000a60 x9 : ffff8000093c35c0<br /> x8 : ffff4396c4273700 x7 : ffff43983efca6c0 x6 : ffff43983efca640<br /> x5 : 00000000410fd0d0 x4 : ffff4396c4272c40 x3 : ffffbca3f5d1e008<br /> x2 : 0000000000000000 x1 : ffff4396c2421600 x0 : ffff4396cac96860<br /> Call trace:<br /> dev_pm_opp_set_config+0x49c/0x610<br /> devm_pm_opp_set_config+0x18/0x70<br /> vcodec_domains_get+0xb8/0x1638 [venus_core]<br /> core_get_v4+0x1d8/0x218 [venus_core]<br /> venus_probe+0xf4/0x468 [venus_core]<br /> platform_probe+0x68/0xd8<br /> really_probe+0xbc/0x2a8<br /> __driver_probe_device+0x78/0xe0<br /> driver_probe_device+0x3c/0xf0<br /> __driver_attach+0x70/0x120<br /> bus_for_each_dev+0x70/0xc0<br /> driver_attach+0x24/0x30<br /> bus_add_driver+0x150/0x200<br /> driver_register+0x64/0x120<br /> __platform_driver_register+0x28/0x38<br /> qcom_venus_driver_init+0x24/0x1000 [venus_core]<br /> do_one_initcall+0x54/0x1c8<br /> do_init_module+0x44/0x1d0<br /> load_module+0x16c8/0x1aa0<br /> __do_sys_finit_module+0xbc/0x110<br /> __arm64_sys_finit_module+0x20/0x30<br /> invoke_syscall+0x44/0x108<br /> el0_svc_common.constprop.0+0xcc/0xf0<br /> do_el0_svc+0x2c/0xb8<br /> el0_svc+0x2c/0x88<br /> el0t_64_sync_handler+0xb8/0xc0<br /> el0t_64_sync+0x18c/0x190<br /> qcom-venus: probe of aa00000.video-codec failed with error -16<br /> <br /> The fix is re-ordering the code related to OPP core. The OPP core<br /> expects all configuration options to be provided before the OPP<br /> table is added.