Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000040
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: Oops: 0000 [#1] SMP PTI
CPU: 3 UID: 1000 PID: 2474 Comm: gnome-shell Not tainted 6.15.5-100.fc41.x86_64 #1 PREEMPT(lazy) 
Hardware name: ASUS All Series/H97-PLUS, BIOS 2501 03/04/2015
RIP: 0010:nouveau_fence_sync+0x131/0x1c0 [nouveau]
Code: 74 08 48 3d 80 ed 87 c0 75 b1 e8 ca f0 8d ef 49 8b 77 50 48 85 f6 74 9e 48 8b 85 80 00 00 00 48 8b 96 80 00 00 00 48 8b 40 40 <48> 39 42 40 75 86 48 39 f5 74 1c 48 8b 44 24 08 48 89 ea 4c 89 ff
RSP: 0018:ffffcf3a83773ab8 EFLAGS: 00010286
RAX: ffff8a7281536000 RBX: ffffcf3a83773ad8 RCX: ffff8a72bc61c340
RDX: 0000000000000000 RSI: ffff8a71b75a8c00 RDI: ffffcf3a83773ad8
RBP: ffff8a728f00b400 R08: ffff8a7281251258 R09: 0000000000000002
R10: ffffcf3a83773c00 R11: 000000000000000b R12: 0000000000000001
R13: 0000000000000000 R14: 7fffffffffffffff R15: ffff8a71b649cc60
FS:  00007f32893c4640(0000) GS:ffff8a73e3b83000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000040 CR3: 000000015922e003 CR4: 00000000001706f0
Call Trace:
 <TASK>
 validate_list+0xdd/0x200 [nouveau]
 nouveau_gem_ioctl_pushbuf+0x28f/0xa90 [nouveau]
 ? syscall_exit_to_user_mode+0x10/0x210
 ? __pfx_nouveau_gem_ioctl_pushbuf+0x10/0x10 [nouveau]
 drm_ioctl_kernel+0xae/0x100
 drm_ioctl+0x28f/0x510
 ? __pfx_nouveau_gem_ioctl_pushbuf+0x10/0x10 [nouveau]
 nouveau_drm_ioctl+0x57/0xb0 [nouveau]
 __x64_sys_ioctl+0x97/0xc0
 do_syscall_64+0x82/0x170
 ? __pfx_read_tsc+0x10/0x10
 ? ktime_get_mono_fast_ns+0x3b/0xd0
 ? nouveau_drm_ioctl+0x7a/0xb0 [nouveau]
 ? syscall_exit_to_user_mode+0x10/0x210
 ? do_syscall_64+0x8e/0x170
 ? exc_page_fault+0x7e/0x1a0
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f328ccfd14d
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:00007ffecf1ef100 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 000056028f27e980 RCX: 00007f328ccfd14d
RDX: 00007ffecf1ef1c0 RSI: 00000000c0406481 RDI: 000000000000000f
RBP: 00007ffecf1ef150 R08: 0000000000000000 R09: 000056028f27b190
R10: 0000000000000028 R11: 0000000000000246 R12: 00007ffecf1ef1c0
R13: 00000000c0406481 R14: 000000000000000f R15: 000056028f282960
 </TASK>
Modules linked in: uinput snd_seq_dummy snd_hrtimer 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_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables qrtr sunrpc binfmt_misc vfat fat intel_rapl_msr snd_hda_codec_realtek intel_rapl_common x86_pkg_temp_thermal snd_hda_codec_generic intel_powerclamp snd_hda_scodec_component snd_hda_codec_hdmi mei_hdcp coretemp snd_hda_intel mei_pxp at24 snd_intel_dspcfg snd_intel_sdw_acpi eeepc_wmi iTCO_wdt rapl asus_wmi intel_pmc_bxt iTCO_vendor_support snd_hda_codec sparse_keymap intel_cstate platform_profile snd_hda_core rfkill snd_hwdep wmi_bmof intel_uncore snd_seq pcspkr i2c_i801 snd_seq_device i2c_smbus snd_pcm r8169 snd_timer mei_me realtek snd mei lpc_ich nova_core soundcore acpi_pad joydev loop nfnetlink zram lz4hc_compress lz4_compress dm_crypt nouveau drm_ttm_helper polyval_clmulni polyval_generic ttm ghash_clmulni_intel
 sha512_ssse3 gpu_sched sha256_ssse3 i2c_algo_bit sha1_ssse3 drm_gpuvm drm_exec mxm_wmi drm_display_helper cec video wmi fuse
CR2: 0000000000000040