Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000040
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 1440bd067 P4D 1440bd067 PUD 254abd067 PMD 0 
Oops: Oops: 0000 [#1] SMP NOPTI
CPU: 4 UID: 1000 PID: 6171 Comm: Xorg Not tainted 6.16.8-200.fc42.x86_64 #1 PREEMPT(lazy) 
Hardware name: Gigabyte Technology Co., Ltd. Z390 I AORUS PRO WIFI/Z390 I AORUS PRO WIFI-CF, BIOS F10a 06/12/2025
RIP: 0010:nouveau_fence_sync+0x12c/0x1b0 [nouveau]
Code: 74 08 48 3d a0 61 aa c0 75 aa e8 5f 82 75 cf 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:ffffcdd00aff3b10 EFLAGS: 00010286
RAX: ffff88d4d28b4000 RBX: ffffcdd00aff3b28 RCX: ffff88d4f19ec900
RDX: 0000000000000000 RSI: ffff88d51392b400 RDI: ffffcdd00aff3b28
RBP: ffff88d552c26800 R08: ffff88d552c27400 R09: 0000000000000002
R10: 0000000000000017 R11: ffff88d504783c50 R12: 0000000000000001
R13: 0000000000000000 R14: ffff88d65953ca80 R15: ffff88d663486200
FS:  00007fb2355f8b00(0000) GS:ffff88dcca45d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000040 CR3: 0000000146afe001 CR4: 00000000003726f0
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+0x94/0xe0
 do_syscall_64+0x7e/0x250
 ? handle_mm_fault+0x248/0x360
 ? do_user_addr_fault+0x21a/0x690
 ? clear_bhb_loop+0x50/0xa0
 ? clear_bhb_loop+0x50/0xa0
 ? clear_bhb_loop+0x50/0xa0
 ? clear_bhb_loop+0x50/0xa0
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fb235bf80ed
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:00007ffc2535c1a0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000025fabdf0 RCX: 00007fb235bf80ed
RDX: 00007ffc2535c260 RSI: 00000000c0406481 RDI: 0000000000000010
RBP: 00007ffc2535c1f0 R08: 0000000025fac0f0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc2535c260
R13: 00000000c0406481 R14: 0000000000000010 R15: 0000000025fac0f0
 </TASK>
Modules linked in: overlay uinput rfcomm 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 nf_tables sunrpc qrtr bnep hid_logitech_hidpp vfat fat snd_sof_pci_intel_cnl snd_sof_intel_hda_generic soundwire_intel snd_sof_intel_hda_sdw_bpt snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda_mlink snd_sof_intel_hda soundwire_cadence intel_rapl_msr intel_rapl_common snd_sof_pci snd_sof_xtensa_dsp intel_uncore_frequency iwlmvm intel_uncore_frequency_common snd_sof snd_sof_utils snd_soc_acpi_intel_match snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation snd_soc_acpi crc8 soundwire_bus intel_tcc_cooling snd_soc_sdca mac80211 snd_soc_avs x86_pkg_temp_thermal intel_powerclamp coretemp snd_soc_hda_codec snd_hda_ext_core snd_soc_core snd_hda_codec_realtek kvm_intel snd_hda_codec_generic snd_compress ac97_bus
 snd_pcm_dmaengine snd_hda_scodec_component snd_hda_codec_hdmi libarc4 snd_hda_intel kvm snd_usb_audio snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec btusb snd_usbmidi_lib btrtl iwlwifi mc btintel snd_hda_core snd_ump btbcm snd_rawmidi snd_hwdep btmtk snd_seq spi_nor irqbypass iTCO_wdt rapl snd_seq_device intel_pmc_bxt intel_cstate snd_pcm mtd ee1004 mei_hdcp mei_pxp iTCO_vendor_support cfg80211 snd_timer bluetooth intel_uncore nzxt_smart2 joydev intel_wmi_thunderbolt hid_logitech_dj wmi_bmof gigabyte_wmi intel_pmc_core e1000e pcspkr snd i2c_i801 mei_me pmt_telemetry spi_intel_pci i2c_smbus spi_intel pmt_class mei soundcore intel_pmc_ssram_telemetry rfkill intel_vsec intel_pch_thermal acpi_pad loop nfnetlink zram lz4hc_compress lz4_compress nouveau drm_ttm_helper ttm gpu_sched i2c_algo_bit drm_gpuvm drm_exec mxm_wmi drm_display_helper nvme polyval_clmulni ghash_clmulni_intel nvme_core sha512_ssse3 cec nvme_keyring sha1_ssse3 nvme_auth intel_oc_wdt video wmi pinctrl_cannonlake i2c_dev fuse
CR2: 0000000000000040