[Bug 99948] New: [BDW] igt_ppgtt_shrink, OOPS gen8_ppgtt_insert_4lvl

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Fri Feb 24 18:16:24 UTC 2017 

https://bugs.freedesktop.org/show_bug.cgi?id=99948

            Bug ID: 99948
           Summary: [BDW] igt_ppgtt_shrink, OOPS gen8_ppgtt_insert_4lvl
           Product: DRI
           Version: DRI git
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: matthew.auld at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 129903
  --> https://bugs.freedesktop.org/attachment.cgi?id=129903&action=edit
dmesg

[   82.606518] BUG: unable to handle kernel NULL pointer dereference at
0000000000000010
[   82.606612] IP: gen8_ppgtt_insert_4lvl+0xc0/0x2e0 [i915]
[   82.606639] PGD 22f436067 
[   82.606640] PUD 22b54f067 
[   82.606655] PMD 0 

[   82.606691] Oops: 0000 [#1] SMP
[   82.606709] Modules linked in: i915(+) drm_kms_helper drm rfcomm fuse
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_nat ebtable_broute bridge stp llc
ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_raw
ip6table_mangle ip6table_security iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4
nf_nat_ipv4 nf_nat libcrc32c nf_conntrack iptable_raw iptable_mangle
iptable_security ebtable_filter ebtables ip6table_filter ip6_tables cmac bnep
arc4 iwlmvm mac80211 intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp
kvm_intel kvm snd_hda_codec_realtek snd_hda_codec_generic iwlwifi
snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support mei_wdt snd_hda_codec irqbypass
[   82.607030]  intel_cstate snd_hwdep intel_uncore snd_hda_core
intel_rapl_perf cfg80211 btusb snd_seq btrtl intel_pch_thermal btbcm
rtsx_pci_ms btintel i2c_i801 bluetooth memstick lpc_ich snd_seq_device mei_me
snd_pcm joydev mei shpchp snd_timer thinkpad_acpi snd nfsd wmi soundcore
tpm_tis rfkill tpm_tis_core tpm intel_rst auth_rpcgss nfs_acl lockd grace
sunrpc binfmt_misc dm_crypt hid_logitech_hidpp hid_logitech_dj hid_microsoft
prime_numbers i2c_algo_bit rtsx_pci_sdmmc mmc_core e1000e crct10dif_pclmul
crc32_pclmul crc32c_intel ghash_clmulni_intel ptp rtsx_pci serio_raw pps_core
fjes video [last unloaded: drm]
[   82.607282] CPU: 0 PID: 2983 Comm: drv_selftest Tainted: G     U         
4.10.0-debug+ #251
[   82.607321] Hardware name: LENOVO 20BW000FUK/20BW000FUK, BIOS JBET54WW (1.19
) 11/06/2015
[   82.607358] task: ffff8d44f3fd8000 task.stack: ffff9e2ec1ba8000
[   82.607422] RIP: 0010:gen8_ppgtt_insert_4lvl+0xc0/0x2e0 [i915]
[   82.607451] RSP: 0018:ffff9e2ec1bab7d0 EFLAGS: 00010246
[   82.607476] RAX: 0000000000000000 RBX: 0000000001200000 RCX:
ffff8d4477fda5a0
[   82.607509] RDX: 00000000000001ff RSI: 00000000011ff01b RDI:
ffff8d449d83b000
[   82.607541] RBP: ffff9e2ec1bab860 R08: ffff8d4477fdc000 R09:
ffff8d44f3fd8000
[   82.607574] R10: 0000000000000000 R11: 0000000000000200 R12:
0000000081000000
[   82.607607] R13: ffff8d44832f5000 R14: 000000000000001b R15:
0000000087654321
[   82.607640] FS:  00007f59bd78cdc0(0000) GS:ffff8d44fd800000(0000)
knlGS:0000000000000000
[   82.607677] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   82.607704] CR2: 0000000000000010 CR3: 00000001ddb88000 CR4:
00000000003406f0
[   82.607738] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[   82.607770] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
[   82.607803] Call Trace:
[   82.607854]  ppgtt_bind_vma+0x71/0x80 [i915]
[   82.607914]  i915_vma_bind+0xb4/0x150 [i915]
[   82.607973]  __i915_vma_do_pin+0x2cc/0x500 [i915]
[   82.608031]  shrink_hole+0x28a/0x350 [i915]
[   82.610086]  exercise_ppgtt+0xac/0x110 [i915]
[   82.612125]  ? drunk_hole+0x400/0x400 [i915]
[   82.614147]  igt_ppgtt_shrink+0x15/0x20 [i915]
[   82.616162]  __i915_subtests+0x3c/0xc0 [i915]
[   82.618150]  i915_gem_gtt_live_selftests+0x2f/0x40 [i915]
[   82.620139]  __run_selftests+0x113/0x1c0 [i915]
[   82.622113]  i915_live_selftests+0x35/0x60 [i915]
[   82.624069]  i915_pci_probe+0x67/0xb0 [i915]
[   82.625992]  local_pci_probe+0x45/0xa0
[   82.627894]  pci_device_probe+0x103/0x150
[   82.629783]  driver_probe_device+0x2bb/0x460
[   82.631664]  __driver_attach+0xdf/0xf0
[   82.633544]  ? driver_probe_device+0x460/0x460
[   82.635416]  bus_for_each_dev+0x6c/0xc0
[   82.637276]  driver_attach+0x1e/0x20
[   82.639120]  bus_add_driver+0x170/0x270
[   82.640954]  driver_register+0x60/0xe0
[   82.642775]  __pci_register_driver+0x4c/0x50
[   82.644609]  i915_init+0x6f/0x78 [i915]
[   82.646402]  ? 0xffffffffc0324000
[   82.648200]  do_one_initcall+0x52/0x1a0
[   82.649980]  ? __vunmap+0x81/0xd0
[   82.651748]  ? kmem_cache_alloc_trace+0x167/0x1c0
[   82.653498]  ? do_init_module+0x27/0x1f8
[   82.654940]  do_init_module+0x5f/0x1f8
[   82.656325]  load_module+0x25d7/0x29b0
[   82.657662]  ? __symbol_put+0x70/0x70
[   82.658966]  ? vfs_read+0x11b/0x130
[   82.660257]  SYSC_finit_module+0xdf/0x110
[   82.661541]  SyS_finit_module+0xe/0x10
[   82.662820]  entry_SYSCALL_64_fastpath+0x1a/0xa9
[   82.664100] RIP: 0033:0x7f59bbfc1bf9
[   82.665371] RSP: 002b:00007ffcb9aeb148 EFLAGS: 00000246 ORIG_RAX:
0000000000000139
[   82.666650] RAX: ffffffffffffffda RBX: 0000000000000008 RCX:
00007f59bbfc1bf9
[   82.667926] RDX: 0000000000000000 RSI: 0000000001bcf200 RDI:
0000000000000008
[   82.669203] RBP: 0000000000000005 R08: 0000000000000000 R09:
0000000000000000
[   82.670484] R10: 0000000000000008 R11: 0000000000000246 R12:
00007ffcb9aea140
[   82.671769] R13: 00007ffcb9aea120 R14: 0000000000000005 R15:
0000000001bcab20
[   82.673066] Code: 01 41 be 1b 00 00 00 89 4d 9c 48 8b 4d c8 4c 8b 14 c1 8b
45 b0 85 c0 74 12 83 f8 03 41 be 13 00 00 00 b8 83 00 00 00 4c 0f 45 f0 <49> 8b
42 10 48 8b 4d c0 4c 8b 04 08 48 8b 45 a8 49 8b 44 c0 10 
[   82.674511] RIP: gen8_ppgtt_insert_4lvl+0xc0/0x2e0 [i915] RSP:
ffff9e2ec1bab7d0
[   82.676197] CR2: 0000000000000010

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