Bug#808720:
I did just upgraded to linux-image-4.3.0-1-amd64 and can report the
same thing I suppose.
[ 4.910005] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch
in has_drrs (expected 1, found 0)
[ 4.910007] ------------[ cut here ]------------
[ 4.910037] WARNING: CPU: 1 PID: 6 at
/build/linux-s8yg92/linux-4.3.3/drivers/gpu/drm/i915/intel_display.c:12700
intel_atomic_commit+0xd7a/0x12f0 [i915]()
[ 4.910037] pipe state doesn't match!
[ 4.910069] Modules linked in: xt_conntrack ipt_MASQUERADE
nf_nat_masquerade_ipv4 iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4
nf_nat_ipv4 xt_addrtype iptable_filter ip_tables x_tables br_netfilter
nf_nat nf_conntrack bridge stp llc joydev btusb btrtl btbcm btintel
bluetooth hp_wmi sparse_keymap hid_generic hid_multitouch intel_rapl
iosf_mbi uvcvideo x86_pkg_temp_thermal videobuf2_vmalloc
intel_powerclamp videobuf2_memops videobuf2_core coretemp v4l2_common
videodev kvm_intel media kvm crct10dif_pclmul crc32_pclmul
jitterentropy_rng sha256_ssse3 sha256_generic hmac efi_pstore drbg
ansi_cprng aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper
cryptd evdev psmouse serio_raw pcspkr efivars usbhid hid dm_thin_pool
dm_persistent_data dm_bio_prison dm_bufio libcrc32c tpm_infineon arc4
loop dm_mod
[ 4.910100] binfmt_misc iwlmvm mac80211 iwlwifi rtsx_pci_ms
i2c_i801(+) cfg80211 snd_hda_codec_idt sg snd_hda_codec_generic
memstick lpc_ich(+) rfkill mei_me mei wmi battery shpchp 8250_fintek
i915(+) snd_hda_intel snd_hda_codec snd_hda_core intel_smartconnect
snd_hwdep video hp_accel(+) snd_pcm drm_kms_helper lis3lv02d tpm_tis
hp_wireless input_polldev snd_timer drm tpm snd ac soundcore
i2c_algo_bit button processor parport_pc ppdev lp parport efivarfs
autofs4 ext4 crc16 mbcache jbd2 sd_mod rtsx_pci_sdmmc mmc_core
crc32c_intel ahci libahci libata xhci_pci rtsx_pci ehci_pci scsi_mod
mfd_core ehci_hcd xhci_hcd e1000e ptp pps_core usbcore usb_common
thermal
[ 4.910102] CPU: 1 PID: 6 Comm: kworker/u16:0 Not tainted
4.3.0-1-amd64 #1 Debian 4.3.3-2
[ 4.910103] Hardware name: Hewlett-Packard HP EliteBook 840
G1/198F, BIOS L71 Ver. 01.21 09/03/2014
[ 4.910107] Workqueue: events_unbound async_run_entry_fn
[ 4.910109] 0000000000000000 000000004d803f94 ffffffff812ddc89
ffff88042c6cb988
[ 4.910111] ffffffff81072b1d ffff8804283c8c00 ffff88042c6cb9e0
ffff880427c1c000
[ 4.910112] ffff8800b241ba00 ffff8800b244c000 ffffffff81072bac
ffffffffa05722e2
[ 4.910112] Call Trace:
[ 4.910119] [<ffffffff812ddc89>] ? dump_stack+0x40/0x57
[ 4.910121] [<ffffffff81072b1d>] ? warn_slowpath_common+0x7d/0xb0
[ 4.910123] [<ffffffff81072bac>] ? warn_slowpath_fmt+0x5c/0x80
[ 4.910152] [<ffffffffa050360a>] ? intel_atomic_commit+0xd7a/0x12f0 [i915]
[ 4.910169] [<ffffffffa0361384>] ? drm_atomic_check_only+0x214/0x540 [drm]
[ 4.910176] [<ffffffffa03d769f>] ?
drm_atomic_helper_set_config+0x1af/0x410 [drm_kms_helper]
[ 4.910187] [<ffffffffa035173e>] ?
drm_mode_set_config_internal+0x5e/0xf0 [drm]
[ 4.910193] [<ffffffffa03da3ca>] ? restore_fbdev_mode+0xaa/0x110
[drm_kms_helper]
[ 4.910199] [<ffffffffa03dc170>] ?
drm_fb_helper_restore_fbdev_mode_unlocked+0x20/0x60 [drm_kms_helper]
[ 4.910204] [<ffffffffa03dc1d9>] ? drm_fb_helper_set_par+0x29/0x50
[drm_kms_helper]
[ 4.910232] [<ffffffffa0518d66>] ? intel_fbdev_set_par+0x16/0x60 [i915]
[ 4.910234] [<ffffffff8134400d>] ? fbcon_init+0x54d/0x5e0
[ 4.910237] [<ffffffff813ba033>] ? visual_init+0xc3/0x120
[ 4.910239] [<ffffffff813bbc33>] ? do_bind_con_driver+0x1e3/0x3d0
[ 4.910240] [<ffffffff813bc15b>] ? do_take_over_console+0x13b/0x190
[ 4.910242] [<ffffffff81340023>] ? do_fbcon_takeover+0x53/0xb0
[ 4.910245] [<ffffffff810911b5>] ? notifier_call_chain+0x45/0x70
[ 4.910248] [<ffffffff810914c1>] ? __blocking_notifier_call_chain+0x41/0x60
[ 4.910250] [<ffffffff8134c1cb>] ? register_framebuffer+0x20b/0x340
[ 4.910252] [<ffffffff813f3089>] ? vga_switcheroo_client_fb_set+0x19/0x70
[ 4.910258] [<ffffffffa03dc46c>] ?
drm_fb_helper_initial_config+0x26c/0x420 [drm_kms_helper]
[ 4.910260] [<ffffffff81092a65>] ? async_run_entry_fn+0x45/0x130
[ 4.910262] [<ffffffff8108a39f>] ? process_one_work+0x19f/0x3d0
[ 4.910263] [<ffffffff8108a61d>] ? worker_thread+0x4d/0x450
[ 4.910264] [<ffffffff8108a5d0>] ? process_one_work+0x3d0/0x3d0
[ 4.910266] [<ffffffff8109044d>] ? kthread+0xcd/0xf0
[ 4.910269] [<ffffffff81090380>] ? kthread_create_on_node+0x190/0x190
[ 4.910272] [<ffffffff815816cf>] ? ret_from_fork+0x3f/0x70
[ 4.910274] [<ffffffff81090380>] ? kthread_create_on_node+0x190/0x190
[ 4.910275] ---[ end trace 8b2f2a96e8705ef9 ]---
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