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 NOPTI
CPU: 0 UID: 1000 PID: 2153 Comm: gnome-shell Not tainted 6.16.7-200.fc42.x86_64 #1 PREEMPT(lazy) 
Hardware name: BIOSTAR Group A780L3G/A780L3G, BIOS 080014  04/21/2010
RIP: 0010:nouveau_fence_sync+0x12c/0x1b0 [nouveau]
Code: 74 08 48 3d a0 01 bb c0 75 aa e8 1f 82 55 ea 49 8b 76 50 48 85 f6 74 97 48 8b 85 f0 00 00 00 48 8b 96 f0 00 00 00 48 8b 40 40 <48> 39 42 40 0f 85 7b ff ff ff 48 39 f5 74 17 49 8b 47 30 48 89 ea
RSP: 0018:ffffd58a0793bbb0 EFLAGS: 00010286
RAX: ffff8e8054424000 RBX: ffffd58a0793bbc8 RCX: ffff8e804efc0840
RDX: 0000000000000000 RSI: ffff8e81286cf800 RDI: ffffd58a0793bbc8
RBP: ffff8e804b44f800 R08: ffff8e8187ac7400 R09: 0000000000000002
R10: 000000000000027f R11: ffff8e8049d71650 R12: 0000000000000001
R13: 0000000000000000 R14: ffff8e804cd2a120 R15: ffff8e804ca6cd00
FS:  00007f8482b85640(0000) GS:ffff8e82a585f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000040 CR3: 0000000106357000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 validate_list+0xdd/0x200 [nouveau]
 nouveau_gem_ioctl_pushbuf+0x287/0xa90 [nouveau]
 ? __pfx_nouveau_gem_ioctl_pushbuf+0x10/0x10 [nouveau]
 drm_ioctl_kernel+0xae/0x100
 drm_ioctl+0x2a8/0x550
 ? __pfx_nouveau_gem_ioctl_pushbuf+0x10/0x10 [nouveau]
 nouveau_drm_ioctl+0x58/0xb0 [nouveau]
 __x64_sys_ioctl+0x97/0xe0
 do_syscall_64+0x7e/0x250
 ? arch_exit_to_user_mode_prepare.isra.0+0x6a/0x80
 ? irqentry_exit_to_user_mode+0x2c/0x1c0
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f8485eff0ed
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:00007ffed6c4ddd0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 000055d16ed8f350 RCX: 00007f8485eff0ed
RDX: 00007ffed6c4de90 RSI: 00000000c0406481 RDI: 000000000000000f
RBP: 00007ffed6c4de20 R08: 000055d16eeebae0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffed6c4de90
R13: 00000000c0406481 R14: 000000000000000f R15: 000055d16eeebae0
 </TASK>
Modules linked in: uinput snd_seq_dummy snd_hrtimer rfkill 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 nf_tables qrtr snd_hda_codec_realtek snd_hda_codec_generic snd_hda_scodec_component snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core snd_hwdep snd_seq snd_seq_device snd_pcm snd_timer edac_mce_amd kvm_amd snd soundcore kvm joydev wmi_bmof i2c_piix4 pcspkr k10temp irqbypass acpi_cpufreq i2c_smbus loop zram lz4hc_compress lz4_compress nouveau drm_ttm_helper ttm video gpu_sched i2c_algo_bit drm_gpuvm drm_exec mxm_wmi drm_display_helper ata_generic pata_acpi 8139too 8139cp mii cec serio_raw sp5100_tco pata_atiixp r8169 realtek wmi sunrpc iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ntsync i2c_dev fuse nfnetlink
CR2: 0000000000000040