Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: Oops: 0000 [#1] PREEMPT SMP NOPTI
CPU: 3 UID: 42 PID: 1541 Comm: gnome-session-c Not tainted 6.14.5-100.fc40.x86_64 #1
Hardware name: LENOVO 81LK/LNVNB161216, BIOS BGCN31WW 06/23/2020
RIP: 0010:nvkm_gr_units+0x9/0x30 [nouveau]
Code: 74 06 ff e0 cc 66 90 cc 31 c0 c3 cc cc cc cc 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 0f 1f 44 00 00 <48> 8b 07 48 8b 40 58 48 85 c0 74 06 ff e0 cc 66 90 cc 31 c0 c3 cc
RSP: 0018:ffffb9d0c1bffc30 EFLAGS: 00010246
RAX: ffff9bb785ee4000 RBX: ffffb9d0c1bffd10 RCX: ffff9bb78b570400
RDX: ffff9bb781078800 RSI: ffffb9d0c1bffd10 RDI: 0000000000000000
RBP: ffff9bb784a64c00 R08: 000000000000000d R09: 0000000000000605
R10: 0000000000000010 R11: 0000000000000000 R12: ffffffffc1a8ebc0
R13: ffffb9d0c1bffd10 R14: ffff9bb78d47f800 R15: 0000000000000010
FS:  00007f0b4d763a80(0000) GS:ffff9bbacdb80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000140e0a005 CR4: 00000000003726f0
Call Trace:
 <TASK>
 nouveau_abi16_ioctl_getparam+0x2aa/0x350 [nouveau]
 drm_ioctl_kernel+0xad/0x100
 drm_ioctl+0x288/0x530
 ? __pfx_nouveau_abi16_ioctl_getparam+0x10/0x10 [nouveau]
 nouveau_drm_ioctl+0x57/0xb0 [nouveau]
 __x64_sys_ioctl+0x94/0xc0
 do_syscall_64+0x82/0x160
 ? __x64_sys_close+0x3c/0x80
 ? kmem_cache_free+0x3f0/0x450
 ? syscall_exit_to_user_mode+0x10/0x210
 ? do_syscall_64+0x8e/0x160
 ? clear_bhb_loop+0x25/0x80
 ? clear_bhb_loop+0x25/0x80
 ? clear_bhb_loop+0x25/0x80
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f0b4eb258ad
Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
RSP: 002b:00007ffedd354ea0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 000055fcc128da20 RCX: 00007f0b4eb258ad
RDX: 00007ffedd354f60 RSI: 00000000c0106440 RDI: 0000000000000005
RBP: 00007ffedd354ef0 R08: 0000000000001f91 R09: 00001a5810010000
R10: 00007f0b320a2600 R11: 0000000000000246 R12: 00007ffedd354f60
R13: 00000000c0106440 R14: 0000000000000005 R15: 000055fcc128d830
 </TASK>
Modules linked in: nouveau nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 mxm_wmi nft_fib drm_gpuvm gpu_sched nft_reject_inet drm_exec nf_reject_ipv4 i2c_algo_bit nf_reject_ipv6 nft_reject drm_display_helper nft_ct cec nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables qrtr snd_sof_pci_intel_cnl snd_sof_intel_hda_generic bnep soundwire_intel soundwire_cadence snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda_mlink snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_acpi_intel_match snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation sunrpc snd_soc_acpi soundwire_bus snd_soc_sdca snd_soc_avs snd_soc_hda_codec snd_hda_ext_core intel_uncore_frequency intel_uncore_frequency_common snd_soc_core snd_hda_codec_realtek snd_hda_codec_generic intel_tcc_cooling snd_compress ath10k_pci x86_pkg_temp_thermal snd_hda_scodec_component ac97_bus snd_hda_codec_hdmi intel_powerclamp snd_pcm_dmaengine coretemp
 snd_hda_intel ath10k_core snd_intel_dspcfg binfmt_misc snd_intel_sdw_acpi kvm_intel snd_hda_codec snd_hda_core processor_thermal_device_pci_legacy vfat processor_thermal_device uvcvideo mac80211 snd_hwdep kvm fat processor_thermal_wt_hint snd_seq spi_nor uvc iTCO_wdt processor_thermal_rfim intel_rapl_msr btusb videobuf2_vmalloc snd_seq_device intel_pmc_bxt mtd processor_thermal_rapl mei_pxp mei_hdcp videobuf2_memops btrtl iTCO_vendor_support snd_pcm intel_rapl_common irqbypass videobuf2_v4l2 libarc4 btintel videobuf2_common intel_pmc_core processor_thermal_wt_req ideapad_laptop rapl intel_cstate snd_timer ath btbcm processor_thermal_power_floor videodev pmt_telemetry spi_intel_pci mei_me sparse_keymap drm_ttm_helper r8169 i2c_i801 snd btmtk processor_thermal_mbox int3400_thermal intel_uncore pmt_class pcspkr cfg80211 intel_wmi_thunderbolt wmi_bmof spi_intel platform_profile mei mc ttm i2c_smbus acpi_pad realtek joydev acpi_thermal_rel intel_soc_dts_iosf intel_pch_thermal intel_vsec acpi_tad bluetooth
 soundcore elan_i2c idma64 rfkill int3403_thermal int340x_thermal_zone squashfs loop nfnetlink zram lz4hc_compress lz4_compress polyval_clmulni polyval_generic nvme ghash_clmulni_intel sha512_ssse3 nvme_core sha256_ssse3 i2c_hid_acpi video sha1_ssse3 nvme_auth i2c_hid wmi pinctrl_cannonlake serio_raw ip6_tables ip_tables fuse
CR2: 0000000000000000