Everything still works.
[36725.271678] BUG: unable to handle kernel NULL pointer dereference at
0000000000000000
[36725.271688] PGD 0 P4D 0
[36725.271697] Oops: 0002 [#1] PREEMPT SMP NOPTI
[36725.271704] CPU: 6 PID: 27625 Comm: amdgpu_cs:0 Tainted: G WC O
4.18.0-1-custom+ #7
[36725.271708] Hardware name: HP HP ENVY x360 Convertible 15m-bq1xx/83C6,
BIOS F.17 03/29/2018
[36725.271720] RIP: 0010:_raw_spin_lock+0x1a/0x40
[36725.271724] Code: e8 fb d7 97 ff 66 90 5b c3 0f 1f 80 00 00 00 00 0f 1f
44 00 00 53 48 89 fb bf 01 00 00 00 e8 4d 28 95 ff 31 c0 ba 01 00 00 00
<f0> 0f b1 13 85 c0 75 02 5b c3 89 c6 48 8
9 df e8 c2 d7 97 ff 66 90
[36725.271778] RSP: 0018:ffff9bc388d6fb18 EFLAGS: 00010246
[36725.271783] RAX: 0000000000000000 RBX: 0000000000000000 RCX:
0000000000000001
[36725.271786] RDX: 0000000000000001 RSI: ffff918b55c492d8 RDI:
0000000000000001
[36725.271790] RBP: ffff918b55c492f0 R08: 0000000000000000 R09:
ffff9189dfa75700
[36725.271794] R10: ffff918c717b2800 R11: 0000000000000000 R12:
0000000000000000
[36725.271797] R13: ffff918c717b67d8 R14: 00000000000005a0 R15:
0000000000000000
[36725.271803] FS: 00007fffcfb7b700(0000) GS:ffff918c8ab80000(0000)
knlGS:0000000000000000
[36725.271807] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[36725.271811] CR2: 0000000000000000 CR3: 0000000352ff2000 CR4:
00000000003406e0
[36725.271815] Call Trace:
[36725.271831] drm_sched_entity_push_job+0x122/0x150 [gpu_sched]
[36725.271918] amdgpu_cs_ioctl+0x1469/0x1af0 [amdgpu]
[36725.272004] ? amdgpu_cs_find_mapping+0x110/0x110 [amdgpu]
[36725.272025] drm_ioctl_kernel+0xa7/0xf0 [drm]
[36725.272044] drm_ioctl+0x30e/0x3c0 [drm]
[36725.272111] ? amdgpu_cs_find_mapping+0x110/0x110 [amdgpu]
[36725.272166] amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
[36725.272174] do_vfs_ioctl+0xa4/0x620
[36725.272181] ksys_ioctl+0x60/0x90
[36725.272186] __x64_sys_ioctl+0x16/0x20
[36725.272192] do_syscall_64+0x5b/0x170
[36725.272198] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[36725.272203] RIP: 0033:0x7ffff36e2667
[36725.272205] Code: 00 00 90 48 8b 05 e9 67 2c 00 64 c7 00 26 00 00 00 48
c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05
<48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d b9 6
7 2c 00 f7 d8 64 89 01 48
[36725.272253] RSP: 002b:00007fffcfb7abd8 EFLAGS: 00000246 ORIG_RAX:
0000000000000010
[36725.272258] RAX: ffffffffffffffda RBX: 00007fffcfb7acc8 RCX:
00007ffff36e2667
[36725.272262] RDX: 00007fffcfb7ac40 RSI: 00000000c0186444 RDI:
000000000000000b
[36725.272266] RBP: 00007fffcfb7ac40 R08: 00007fffcfb7acf0 R09:
0000000000000010
[36725.272269] R10: 00007fffcfb7acf0 R11: 0000000000000246 R12:
00000000c0186444
[36725.272272] R13: 000000000000000b R14: 0000000000000002 R15:
0000000000000000
[36725.272278] Modules linked in: ccm rfcomm fuse ipt_MASQUERADE
nf_conntrack_netlink nfnetlink xfrm_user xfrm_algo iptable_nat
nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype ipta
ble_filter xt_conntrack nf_nat nf_conntrack br_netfilter bridge stp llc
bnep ext4 mbcache jbd2 fscrypto joydev mousedev amdkfd amd_iommu_v2 amdgpu
arc4 r8822be(C) uvcvideo btusb btrtl btbcm
btintel videobuf2_vmalloc videobuf2_memops hid_sensor_accel_3d
hid_sensor_magn_3d videobuf2_v4l2 chash hid_sensor_rotation
hid_sensor_incl_3d hid_sensor_gyro_3d bluetooth videobuf2_common
gpu_sched hid_sensor_trigger industrialio_triggered_buffer videodev
i2c_algo_bit kfifo_buf hid_sensor_iio_common ecdh_generic industrialio
media crc16 ttm mac80211 drm_kms_helper hp_wmi eda
c_mce_amd snd_hda_codec_realtek sparse_keymap snd_hda_codec_generic
[36725.272352] drm wmi_bmof snd_hda_codec_hdmi kvm_amd snd_hda_intel ccp
snd_hda_codec rng_core cfg80211 snd_hda_core snd_hwdep kvm snd_pcm
snd_timer psmouse agpgart snd syscopyarea sysfil
lrect irqbypass rtsx_pci_ms sysimgblt input_leds fb_sys_fops rfkill
memstick soundcore sp5100_tco k10temp hp_accel lis3lv02d i2c_piix4 battery
ac rtc_cmos wmi input_polldev led_class i2c_hi
d evdev acpi_cpufreq pinctrl_amd mac_hid i2c_scmi hp_wireless vboxnetflt(O)
vboxnetadp(O) vboxpci(O) vboxdrv(O) msr sg crypto_user ip_tables x_tables
dm_crypt dm_mod btrfs libcrc32c crc32c_
generic xor zstd_decompress zstd_compress xxhash hid_sensor_hub hid_generic
usbhid hid raid6_pq sd_mod crct10dif_pclmul crc32_pclmul crc32c_intel
ghash_clmulni_intel pcbc rtsx_pci_sdmmc ser
io_raw atkbd libps2 mmc_core ahci libahci aesni_intel
[36725.272440] xhci_pci aes_x86_64 libata crypto_simd xhci_hcd cryptd
glue_helper usbcore scsi_mod usb_common rtsx_pci i8042 serio lz4
lz4_compress
[36725.272460] CR2: 0000000000000000
[36725.272465] ---[ end trace 9134c6e0a3766f31 ]---
[36725.272473] RIP: 0010:_raw_spin_lock+0x1a/0x40
[36725.272476] Code: e8 fb d7 97 ff 66 90 5b c3 0f 1f 80 00 00 00 00 0f 1f
44 00 00 53 48 89 fb bf 01 00 00 00 e8 4d 28 95 ff 31 c0 ba 01 00 00 00
<f0> 0f b1 13 85 c0 75 02 5b c3 89 c6 48 8
9 df e8 c2 d7 97 ff 66 90
[36725.272535] RSP: 0018:ffff9bc388d6fb18 EFLAGS: 00010246
[36725.272539] RAX: 0000000000000000 RBX: 0000000000000000 RCX:
0000000000000001
[36725.272541] RDX: 0000000000000001 RSI: ffff918b55c492d8 RDI:
0000000000000001
[36725.272544] RBP: ffff918b55c492f0 R08: 0000000000000000 R09:
ffff9189dfa75700
[36725.272547] R10: ffff918c717b2800 R11: 0000000000000000 R12:
0000000000000000
[36725.272549] R13: ffff918c717b67d8 R14: 00000000000005a0 R15:
0000000000000000
[36725.272553] FS: 00007fffcfb7b700(0000) GS:ffff918c8ab80000(0000)
knlGS:0000000000000000
[36725.272556] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[36725.272559] CR2: 0000000000000000 CR3: 0000000352ff2000 CR4:
00000000003406e0
[36725.272584] note: amdgpu_cs:0[27625] exited with preempt_count 2
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