[Bug 91771] pm-hibernate seems to cause crash in i915 driver

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=91771

--- Comment #2 from Aaditya Bagga <abchk1234 at gmail.com> ---
I think it would be better to post the relevant part of dmesg.log here for
easier visibility:

[19531.870828] ------------[ cut here ]------------
[19531.870858] WARNING: at drivers/gpu/drm/i915/intel_display.c:1656
ironlake_crtc_disable+0x87b/0x890 [i915]()
[19531.870889] Modules linked in: usb_storage loop aufs xt_limit xt_pkttype
ipt_REJECT xt_tcpudp xt_LOG xt_conntrack iptable_mangle iptable_nat nf_nat_ipv4
iptable_filter nf_conntrack_irc nf_nat_ftp nf_conntrack_ftp nf_nat
nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack ip_tables x_tables nls_cp437 vfat
fat vboxdrv(O) uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core
videodev media ath3k btusb bluetooth i915 snd_hda_codec_hdmi snd_hda_codec_idt
intel_agp intel_gtt joydev drm_kms_helper snd_hda_intel arc4 intel_powerclamp
snd_hda_codec coretemp ath9k kvm_intel ath9k_common snd_hwdep kvm snd_pcm
snd_page_alloc snd_timer crc32_pclmul snd soundcore crc32c_intel
ghash_clmulni_intel ath9k_hw ath mac80211 cfg80211 rfkill aesni_intel
aes_x86_64 lrw gf128mul glue_helper ablk_helper r8169 iTCO_wdt cryptd
[19531.870902]  iTCO_vendor_support mii drm evdev i2c_algo_bit shpchp i2c_core
psmouse serio_raw mei_me mei lpc_ich wmi battery thermal video ac button mperf
processor ext4 crc16 mbcache jbd2 sr_mod cdrom sd_mod ahci libahci libata
scsi_mod xhci_hcd ehci_pci ehci_hcd usbcore usb_common
[19531.870904] CPU: 0 PID: 8988 Comm: kworker/u16:67 Tainted: G        W  O
3.10.64-1-MANJARO #1
[19531.870904] Hardware name: Hewlett-Packard HP ProBook 4440s/17F3, BIOS 68IRR
Ver. F.50 08/04/2014
[19531.870908] Workqueue: events_unbound async_run_entry_fn
[19531.870910]  0000000000000009 ffff8801b51a7ae8 ffffffff814cdeb5
ffff8801b51a7b20
[19531.870912]  ffffffff81055931 ffff8801b1005000 ffff8801b09a4000
ffff8801b09a66d0
[19531.870913]  00000000000e0300 ffff8801b13b3000 ffff8801b51a7b30
ffffffff81055a0a
[19531.870913] Call Trace:
[19531.870917]  [<ffffffff814cdeb5>] dump_stack+0x19/0x1b
[19531.870920]  [<ffffffff81055931>] warn_slowpath_common+0x61/0x80
[19531.870921]  [<ffffffff81055a0a>] warn_slowpath_null+0x1a/0x20
[19531.870927]  [<ffffffffa0ac85bb>] ironlake_crtc_disable+0x87b/0x890 [i915]
[19531.870931]  [<ffffffffa0ac9ac8>] __intel_set_mode+0x4c8/0xd70 [i915]
[19531.870937]  [<ffffffffa0ad3c49>] intel_modeset_setup_hw_state+0x5e9/0xa60
[i915]
[19531.870939]  [<ffffffff814d01a2>] ? mutex_lock+0x12/0x30
[19531.870942]  [<ffffffffa0a9f247>] __i915_drm_thaw+0x117/0x1b0 [i915]
[19531.870946]  [<ffffffffa0a9f680>] i915_resume+0x70/0xc0 [i915]
[19531.870950]  [<ffffffffa0a9f6e6>] i915_pm_resume+0x16/0x20 [i915]
[19531.870953]  [<ffffffff812a8364>] pci_pm_restore+0x64/0xb0
[19531.870954]  [<ffffffff812a8300>] ? pci_pm_suspend_noirq+0x1a0/0x1a0
[19531.870957]  [<ffffffff8136e8d2>] dpm_run_callback+0x42/0x80
[19531.870958]  [<ffffffff8136f096>] device_resume+0xc6/0x1f0
[19531.870959]  [<ffffffff8136f1dd>] async_resume+0x1d/0x50
[19531.870960]  [<ffffffff81081247>] async_run_entry_fn+0x37/0x130
[19531.870962]  [<ffffffff81073ddc>] process_one_work+0x16c/0x400
[19531.870963]  [<ffffffff810747f2>] worker_thread+0x132/0x3e0
[19531.870964]  [<ffffffff810746c0>] ? manage_workers.isra.23+0x2e0/0x2e0
[19531.870966]  [<ffffffff8107a833>] kthread+0xd3/0xe0
[19531.870967]  [<ffffffff8107a760>] ? kthread_create_on_node+0x110/0x110
[19531.870969]  [<ffffffff814db3ec>] ret_from_fork+0x7c/0xb0
[19531.870970]  [<ffffffff8107a760>] ? kthread_create_on_node+0x110/0x110
[19531.870971] ---[ end trace c487f118761a583b ]---
[19531.870974] ------------[ cut here ]------------

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