Unfortunately I've had another GPU lockup this time with kernel 4.9.0 See attached extract from journal
Dec 30 23:36:04 laptop kernel: radeon 0000:02:00.0: GPU lockup (current fence id 0x00000000002057e9 last fence id 0x00000000002057ea on ring 0) Dec 30 23:36:05 laptop kernel: BUG: unable to handle kernel paging request at ffffbf0e80c5effc Dec 30 23:36:05 laptop kernel: IP: [<ffffffffc03d5bb1>] radeon_ring_backup+0xd1/0x160 [radeon] Dec 30 23:36:05 laptop kernel: PGD 133495067 Dec 30 23:36:05 laptop kernel: PUD 0 Dec 30 23:36:05 laptop kernel: Dec 30 23:36:05 laptop kernel: Oops: 0000 [#1] SMP Dec 30 23:36:05 laptop kernel: Modules linked in: fuse ccm xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun nf_conntrack_netbios_ns nf_conntrack_broadcast xt_CT ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_broute bridge stp llc ebtable_nat ip6table_security ip6table_mangle ip6table_raw ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 iptable_security iptable_mangle iptable_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ebtable_filter ebtables ip6table_filter ip6_tables binfmt_misc arc4 uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core videodev media b43 bcma mac80211 cfg80211 iTCO_wdt iTCO_vendor_support intel_powerclamp dell_wmi sparse_keymap coretemp snd_hda_codec_idt snd_hda_codec_generic kvm_intel snd_hda_codec_hdmi Dec 30 23:36:05 laptop kernel: kvm dell_laptop dell_smbios rfkill snd_hda_intel snd_hda_codec dcdbas irqbypass snd_hda_core dell_smm_hwmon crct10dif_pclmul snd_hwdep crc32_pclmul snd_pcm ghash_clmulni_intel snd_timer intel_cstate snd joydev intel_ips ssb i2c_i801 intel_uncore i2c_smbus soundcore mei_me wmi dell_smo8800 lpc_ich mei shpchp video acpi_cpufreq tpm_tis tpm_tis_core tpm nfsd auth_rpcgss nfs_acl lockd grace sunrpc amdkfd amd_iommu_v2 radeon i2c_algo_bit drm_kms_helper ttm drm crc32c_intel r8169 serio_raw sdhci_pci sdhci firewire_ohci mmc_core firewire_core mii crc_itu_t fjes Dec 30 23:36:05 laptop kernel: CPU: 1 PID: 1611 Comm: gnome-shell Not tainted 4.9.0-1.fc26.x86_64 #1 Dec 30 23:36:05 laptop kernel: Hardware name: Dell Inc. Studio 1749/0KVMW2, BIOS A08 03/24/2011 Dec 30 23:36:05 laptop kernel: task: ffff9db85a95a480 task.stack: ffffbf0a82d4c000 Dec 30 23:36:05 laptop kernel: RIP: 0010:[<ffffffffc03d5bb1>] [<ffffffffc03d5bb1>] radeon_ring_backup+0xd1/0x160 [radeon] Dec 30 23:36:05 laptop kernel: RSP: 0018:ffffbf0a82d4fc20 EFLAGS: 00010202 Dec 30 23:36:05 laptop kernel: RAX: ffffbf0a83ef9000 RBX: 00000000ffffffff RCX: 0000000000000000 Dec 30 23:36:05 laptop kernel: RDX: 0000000000000000 RSI: ffffbf0e80c5effc RDI: 00000000000cbd80 Dec 30 23:36:05 laptop kernel: RBP: ffffbf0a82d4fc48 R08: ffff9db784ad0440 R09: 8000000000000163 Dec 30 23:36:05 laptop kernel: R10: ffff9db85a95a480 R11: 0000000000000001 R12: ffff9db86d2894f0 Dec 30 23:36:05 laptop kernel: R13: 0000000000032f61 R14: ffff9db86d2894c8 R15: ffffbf0a82d4fc90 Dec 30 23:36:05 laptop kernel: FS: 00007f949209b640(0000) GS:ffff9db877c80000(0000) knlGS:0000000000000000 Dec 30 23:36:05 laptop kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Dec 30 23:36:05 laptop kernel: CR2: ffffbf0e80c5effc CR3: 000000012f6d0000 CR4: 00000000000006e0 Dec 30 23:36:05 laptop kernel: Stack: Dec 30 23:36:05 laptop kernel: ffff9db86d288000 ffff9db86d2894f0 ffffbf0a82d4fc90 ffff9db86d2894f0 Dec 30 23:36:05 laptop kernel: 0000000000000000 ffffbf0a82d4fd00 ffffffffc03a4ecd ffff9db86d288740 Dec 30 23:36:05 laptop kernel: 0000000000000000 ffff9db86d288018 0000000000000000 0000000000007530 Dec 30 23:36:05 laptop kernel: Call Trace: Dec 30 23:36:05 laptop kernel: [<ffffffffc03a4ecd>] radeon_gpu_reset+0xcd/0x330 [radeon] Dec 30 23:36:05 laptop kernel: [<ffffffff9357a95d>] ? fence_wait_timeout+0x7d/0x150 Dec 30 23:36:05 laptop kernel: [<ffffffff9357bf83>] ? reservation_object_wait_timeout_rcu+0x1a3/0x2f0 Dec 30 23:36:05 laptop kernel: [<ffffffffc03d3f7e>] radeon_gem_handle_lockup.part.3+0xe/0x20 [radeon] Dec 30 23:36:05 laptop kernel: [<ffffffffc03d4b47>] radeon_gem_wait_idle_ioctl+0x87/0xf0 [radeon] Dec 30 23:36:05 laptop kernel: [<ffffffffc02fedcb>] drm_ioctl+0x21b/0x4c0 [drm] Dec 30 23:36:05 laptop kernel: [<ffffffffc03d4ac0>] ? radeon_gem_busy_ioctl+0x80/0x80 [radeon] Dec 30 23:36:05 laptop kernel: [<ffffffff931295b4>] ? do_futex+0x2c4/0xaf0 Dec 30 23:36:05 laptop kernel: [<ffffffffc03a204f>] radeon_drm_ioctl+0x4f/0x90 [radeon] Dec 30 23:36:05 laptop kernel: [<ffffffff93267273>] do_vfs_ioctl+0xa3/0x5f0 Dec 30 23:36:05 laptop kernel: [<ffffffff93267839>] SyS_ioctl+0x79/0x90 Dec 30 23:36:05 laptop kernel: [<ffffffff93815bb7>] entry_SYSCALL_64_fastpath+0x1a/0xa9 Dec 30 23:36:05 laptop kernel: Code: e5 d2 48 85 c0 49 89 07 74 7d 41 8d 7d ff 31 d2 48 c1 e7 02 eb 07 49 8b 07 48 83 c2 04 49 8b 74 24 08 8d 4b 01 89 db 48 8d 34 9e <8b> 36 89 34 10 41 23 4c 24 54 48 39 d7 89 cb 75 da 4c 89 f7 e8 Dec 30 23:36:05 laptop kernel: RIP [<ffffffffc03d5bb1>] radeon_ring_backup+0xd1/0x160 [radeon] Dec 30 23:36:05 laptop kernel: RSP <ffffbf0a82d4fc20> Dec 30 23:36:05 laptop kernel: CR2: ffffbf0e80c5effc Dec 30 23:36:05 laptop kernel: ---[ end trace 90ffe8667c8bc35a ]--- Dec 30 23:36:18 laptop systemd-logind[840]: Power key pressed.
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