BUG: unable to handle kernel NULL pointer dereference at 0000000000000ca0
Submitted by Philip Raets
Assigned to Nouveau Project
Link to original bug (#105687)
Description
Created attachment 138274
dmesg
With testing of kernel 4.16 rc6 (from openSUSE Kernel Head) I now get the following error (and gui freeze):
[ 132.906691] BUG: unable to handle kernel NULL pointer dereference at 0000000000000ca0
[ 132.906737] IP: nouveau_mem_host+0x4b/0x180 [nouveau]
[ 132.906741] PGD 0 P4D 0
[ 132.906746] Oops: 0000 [#1] PREEMPT SMP PTI
[ 132.906750] Modules linked in: fuse arc4 md4 nls_utf8 cifs ccm dns_resolver fscache af_packet veeamsnap(O) vhost_net vhost tap tun nf_conntrack_netbios_ns nf_conntrack_broadcast xt_CT xt_tcpudp ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT nf_reject_ipv4 xt_conntrack devlink ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack libcrc32c iptable_mangle iptable_raw iptable_security ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ip_tables x_tables snd_hda_codec_hdmi msr snd_hda_codec_realtek snd_hda_codec_generic mei_wdt snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm intel_rapl
[ 132.906806] x86_pkg_temp_thermal intel_powerclamp coretemp snd_timer kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel pcbc snd hid_generic iTCO_wdt iTCO_vendor_support uas dcdbas aesni_intel mei_me e1000e aes_x86_64 crypto_simd glue_helper cryptd usbhid usb_storage pcspkr i2c_i801 soundcore mei ptp shpchp lpc_ich pps_core serio_raw sr_mod cdrom nouveau mxm_wmi wmi i2c_algo_bit drm_kms_helper syscopyarea ehci_pci sysfillrect sysimgblt fb_sys_fops ehci_hcd ttm usbcore drm video button sg dm_multipath dm_mod scsi_dh_rdac scsi_dh_emc scsi_dh_alua
[ 132.906853] CPU: 0 PID: 5076 Comm: X Tainted: G O 4.16.0-rc6-2.gf39c456-default #1 openSUSE Tumbleweed (unreleased)
[ 132.906859] Hardware name: Dell Inc. OptiPlex 790/0HY9JP, BIOS A19 05/07/2017
[ 132.906886] RIP: 0010:nouveau_mem_host+0x4b/0x180 [nouveau]
[ 132.906890] RSP: 0018:ffffac7808307838 EFLAGS: 00010282
[ 132.906894] RAX: ffff95c0faa30938 RBX: ffff95c0faa30840 RCX: 0000000003fdd2c0
[ 132.906898] RDX: ffff95c0faa56480 RSI: ffff95c050c03f80 RDI: 0000000000000000
[ 132.906905] RBP: ffff95c056f8da00 R08: ffff95bd40000328 R09: 0000000000000001
[ 132.906909] R10: 0000000000000000 R11: 0000000000000008 R12: ffffac7808307988
[ 132.906914] R13: 0000000000000000 R14: ffff95c056f8da00 R15: ffffac7808307988
[ 132.906918] FS: 00007fc21078d940(0000) GS:ffff95c15d200000(0000) knlGS:0000000000000000
[ 132.906923] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 132.906927] CR2: 0000000000000ca0 CR3: 000000041c62a001 CR4: 00000000000626f0
[ 132.906931] Call Trace:
[ 132.906958] nv50_sgdma_bind+0x18/0x30 [nouveau]
[ 132.906966] ttm_tt_bind+0x42/0x60 [ttm]
[ 132.906972] ttm_bo_handle_move_mem+0x577/0x5b0 [ttm]
[ 132.906979] ttm_bo_evict+0x115/0x2f0 [ttm]
[ 132.907002] ? nv44_mmu_new+0x60/0x60 [nouveau]
[ 132.907017] ? drm_add_edid_modes.part.29+0x1911/0x19b0 [drm]
[ 132.907024] ttm_mem_evict_first+0x190/0x200 [ttm]
[ 132.907030] ttm_bo_mem_space+0x328/0x4a0 [ttm]
[ 132.907036] ttm_bo_validate+0x98/0x110 [ttm]
[ 132.907047] ? drm_vma_offset_add+0x41/0x60 [drm]
[ 132.907057] ? drm_add_edid_modes.part.29+0x193e/0x19b0 [drm]
[ 132.907064] ttm_bo_init_reserved+0x382/0x430 [ttm]
[ 132.907069] ttm_bo_init+0x52/0xc0 [ttm]
[ 132.907093] ? nouveau_bo_invalidate_caches+0x10/0x10 [nouveau]
[ 132.907117] ? nouveau_gem_ioctl_pushbuf+0x9bf/0x1600 [nouveau]
[ 132.907141] nouveau_bo_new+0x416/0x590 [nouveau]
[ 132.907164] ? nouveau_bo_invalidate_caches+0x10/0x10 [nouveau]
[ 132.907188] ? nouveau_gem_new+0x100/0x100 [nouveau]
[ 132.907210] nouveau_gem_new+0x49/0x100 [nouveau]
[ 132.907233] nouveau_gem_ioctl_new+0x41/0xc0 [nouveau]
[ 132.907243] drm_ioctl_kernel+0x5b/0xb0 [drm]
[ 132.907253] drm_ioctl+0x2ad/0x350 [drm]
[ 132.907276] ? nouveau_gem_new+0x100/0x100 [nouveau]
[ 132.907282] ? current_time+0x18/0x70
[ 132.907306] nouveau_drm_ioctl+0x64/0xc0 [nouveau]
[ 132.907312] do_vfs_ioctl+0x90/0x5f0
[ 132.907317] ? __fput+0x174/0x210
[ 132.907321] ? __fget+0x6e/0xb0
[ 132.907325] SyS_ioctl+0x74/0x80
[ 132.907330] do_syscall_64+0x76/0x140
[ 132.907336] entry_SYSCALL_64_after_hwframe+0x42/0xb7
[ 132.907340] RIP: 0033:0x7fc20e07a967
[ 132.907343] RSP: 002b:00007ffd8654b8f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 132.907349] RAX: ffffffffffffffda RBX: 000055e8b70add90 RCX: 00007fc20e07a967
[ 132.907353] RDX: 00007ffd8654b950 RSI: 00000000c0306480 RDI: 000000000000000d
[ 132.907357] RBP: 00007ffd8654b950 R08: 0000000000000000 R09: 000055e8b70d3d60
[ 132.907361] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000c0306480
[ 132.907366] R13: 000000000000000d R14: 000055e8b70d3df0 R15: 000055e8b671f8c0
[ 132.907371] Code: 08 00 00 00 00 48 c7 44 24 10 00 00 00 00 48 c7 44 24 18 00 00 00 00 48 8b 7b 40 48 8d 83 f8 00 00 00 44 0f b6 6b 39 48 89 04 24 <48> 63 8f a0 0c 00 00 48 8b 97 78 03 00 00 80 3c 4a 00 0f 88 fc
[ 132.907419] RIP: nouveau_mem_host+0x4b/0x180 [nouveau] RSP: ffffac7808307838
[ 132.907423] CR2: 0000000000000ca0
[ 132.913485] ---[ end trace c985cc3c9d3ceb61 ]---
It already happened twice today while browsing some pictures
Attachment 138274, "dmesg":
dmesg.txt