Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000010
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#2] SMP PTI
CPU: 1 PID: 7628 Comm: llvmpipe-1 Tainted: G      D W I       5.11.7-200.fc33.x86_64 #1
Hardware name: TOSHIBA SATELLITE L50-B/Type2 - Board Product Name1, BIOS 2.00 12/02/2014
RIP: 0010:ttm_resource_free+0x1c/0x50 [ttm]
Code: dc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00 53 48 63 56 24 48 89 f3 48 8b 87 48 01 00 00 48 8b bc d0 80 00 00 00 <48> 8b 47 10 48 85 c0 74 0e 48 8b 40 08 48 85 c0 74 05 e8 fd e5 85
RSP: 0018:ffffbb41445f7c48 EFLAGS: 00010282
RAX: ffff9c1f80a255b8 RBX: ffff9c1e815d79d0 RCX: 00000000802a000c
RDX: 0000000000000000 RSI: ffff9c1e815d79d0 RDI: 0000000000000000
RBP: ffff9c1f80a255b8 R08: 0000000000000001 R09: 0000000000000000
R10: ffff9c1e8b0504e0 R11: 0000000000000001 R12: ffff9c1e8b779c80
R13: ffff9c1e815d7a38 R14: ffff9c1e815d7858 R15: ffff9c1e815d79c8
FS:  0000000000000000(0000) GS:ffff9c1fdac80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000010 CR3: 000000013dcf8005 CR4: 00000000003706e0
Call Trace:
 ttm_bo_release+0x19f/0x340 [ttm]
 ttm_bo_vm_close+0x15/0x30 [ttm]
 remove_vma+0x31/0x70
 exit_mmap+0xd4/0x1c0
 mmput+0x61/0x140
 do_exit+0x30d/0xac0
 do_group_exit+0x33/0xa0
 get_signal+0x154/0x8a0
 ? set_pte+0x5/0x10
 ? handle_mm_fault+0x1058/0x1960
 arch_do_signal_or_restart+0xef/0x700
 ? __check_object_size+0x46/0x150
 ? __x64_sys_futex+0x125/0x190
 exit_to_user_mode_prepare+0xfb/0x190
 syscall_exit_to_user_mode+0x18/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fc37c1b16c2
Code: Unable to access opcode bytes at RIP 0x7fc37c1b1698.
RSP: 002b:00007fc1d524a730 EFLAGS: 00000282 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 00007fc37c1b16c2
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000056296eefe328
RBP: 000056296eefe300 R08: 0000000000000000 R09: 00007fc1d524a680
R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000000000
R13: 000056296eefe2d8 R14: 000056296eefe328 R15: 00007fc1d524a760
Modules linked in: uinput rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc ccm nft_objref nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nfnetlink ebtable_filter tun ebtables ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc vfat fat squashfs loop uvcvideo videobuf2_vmalloc btusb videobuf2_memops videobuf2_v4l2 videobuf2_common btrtl btbcm btintel videodev bluetooth mc ecdh_generic ecc intel_rapl_msr iTCO_wdt intel_rapl_common intel_pmc_bxt x86_pkg_temp_thermal iTCO_vendor_support intel_powerclamp mei_hdcp iwlmvm coretemp snd_hda_codec_conexant snd_hda_codec_generic snd_hda_codec_hdmi
 ledtrig_audio kvm_intel snd_hda_intel mac80211 snd_intel_dspcfg soundwire_intel soundwire_generic_allocation snd_soc_core snd_compress kvm snd_pcm_dmaengine libarc4 soundwire_cadence snd_hda_codec iwlwifi irqbypass rapl intel_cstate intel_uncore snd_hda_core ac97_bus snd_hwdep snd_seq snd_seq_device snd_pcm i2c_i801 wmi_bmof i2c_smbus pcspkr joydev cfg80211 snd_timer mei_me lpc_ich toshiba_acpi sparse_keymap snd mei industrialio soundcore toshiba_bluetooth rfkill acpi_pad tcp_bbr sch_fq zram ip_tables dm_crypt amdgpu i915 rtsx_pci_sdmmc mmc_core hid_logitech_hidpp drm_ttm_helper ttm iommu_v2 gpu_sched crct10dif_pclmul crc32_pclmul i2c_algo_bit crc32c_intel drm_kms_helper ghash_clmulni_intel cec serio_raw r8169 drm rtsx_pci hid_logitech_dj wmi video fuse
CR2: 0000000000000010