Re: 4.0.8->4.1.3 : after resume from s2ram both internal and external display of a docked ThinkPad ate black

From: Toralf FÃrster
Date: Mon Aug 03 2015 - 05:53:31 EST

On 08/02/2015 09:43 AM, Pavel Machek wrote:
> On Wed 2015-07-29 15:54:00, Toralf FÃrster wrote:
>> Undocking helps, and then I can dock again.
>>
>> This happens at a hardened 64 bit Gentoo with i915, but I think, it is
>> not hardened related, or ?
>
> Any chance to bisect it?
>

Aren't there are already pending patches in Gregs stable queue ? If now I'll see.

A quick look at the latest 4.1.3+hardened just shows that the power button at the docking station does not produce an ACPI event.
And I do get this :

Aug 3 11:40:18 t44 kernel: ------------[ cut here ]------------
Aug 3 11:40:18 t44 kernel: WARNING: CPU: 0 PID: 1233 at drivers/gpu/drm/i915/intel_display.c:1332 assert_plane.constprop.89+0x89/0xb0 [i915]()
Aug 3 11:40:18 t44 kernel: plane A assertion failure (expected on, current off)
Aug 3 11:40:18 t44 kernel: Modules linked in: nf_conntrack_ipv6 nf_defrag_ipv6 ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_log_ipv4 nf_log_common xt_LOG xt_limit ipt_REJECT nf_reject_ipv4 xt_recent xt_tcpudp xt_conntrack iptable_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ip6table_filter ip6_tables iptable_filter ip_tables x_tables nfsd auth_rpcgss oid_registry lockd grace ctr ccm sunrpc af_packet bridge stp llc tun rc_dib0700_rc5 dib7000p dvb_usb_dib0700 dib3000mc dvb_usb dvb_core dib0070 dib7000m dibx000_common dib0090 rc_core hid_generic hid_cherry usbhid hid arc4 snd_hda_codec_generic rtsx_pci_sdmmc mmc_core evdev x86_pkg_temp_thermal coretemp kvm_intel kvm iwlmvm aesni_intel aes_x86_64 glue_helper lrw mac80211 gf128mul ablk_helper cryptd iwlwifi psmouse atkbd pcspkr cfg80211
Aug 3 11:40:18 t44 kernel: rtsx_pci thermal wmi i915 fbcon bitblit cfbfillrect softcursor cfbimgblt thinkpad_acpi i2c_algo_bit font battery cfbcopyarea nvram rfkill ac tpm_tis drm_kms_helper tpm ehci_pci xhci_pci drm xhci_hcd snd_hda_intel snd_hda_controller snd_hda_codec ehci_hcd video snd_pcm intel_gtt i2c_i801 snd_timer agpgart usbcore snd_hda_core e1000e fb processor lpc_ich thermal_sys fbdev i2c_core mfd_core usb_common snd hwmon button soundcore [last unloaded: microcode]
Aug 3 11:40:18 t44 kernel: CPU: 0 PID: 1233 Comm: X Tainted: G W 4.1.3-hardened-r2 #2
Aug 3 11:40:18 t44 kernel: Hardware name: LENOVO 20AQCTO1WW/20AQCTO1WW, BIOS GJET83WW (2.33 ) 03/09/2015
Aug 3 11:40:18 t44 kernel: ffffffff810e3006 0000000000000000 ffffffffc0402598 ffffc90002173558
Aug 3 11:40:18 t44 kernel: ffffffff815b2fe6 0000000000002424 ffffc900021735a8 ffffc90002173598
Aug 3 11:40:18 t44 kernel: ffffffff8105e10a ffffffffffff4111 ffffffffc0402598 0000000000000534
Aug 3 11:40:18 t44 kernel: Call Trace:
Aug 3 11:40:18 t44 kernel: [<ffffffff810e3006>] ? print_modules+0x76/0xe0
Aug 3 11:40:18 t44 kernel: [<ffffffffc0402598>] ? i915_ioctls+0x8018/0x1c6e8 [i915]
Aug 3 11:40:18 t44 kernel: [<ffffffff815b2fe6>] dump_stack+0x45/0x5d
Aug 3 11:40:18 t44 kernel: [<ffffffff8105e10a>] warn_slowpath_common+0x8a/0xd0
Aug 3 11:40:18 t44 kernel: [<ffffffffc0402598>] ? i915_ioctls+0x8018/0x1c6e8 [i915]
Aug 3 11:40:18 t44 kernel: [<ffffffffc04041d8>] ? i915_ioctls+0x9c58/0x1c6e8 [i915]
Aug 3 11:40:18 t44 kernel: [<ffffffff8105e1aa>] warn_slowpath_fmt+0x5a/0x70
Aug 3 11:40:18 t44 kernel: [<ffffffffc04041d8>] ? i915_ioctls+0x9c58/0x1c6e8 [i915]
Aug 3 11:40:18 t44 kernel: [<ffffffffc040f395>] ? i915_ioctls+0x14e15/0x1c6e8 [i915]
Aug 3 11:40:18 t44 kernel: [<ffffffffc040f398>] ? i915_ioctls+0x14e18/0x1c6e8 [i915]
Aug 3 11:40:18 t44 kernel: [<ffffffffc0396889>] assert_plane.constprop.89+0x89/0xb0 [i915]
Aug 3 11:40:18 t44 kernel: [<ffffffffc039f746>] hsw_disable_ips+0x56/0x1d0 [i915]
Aug 3 11:40:18 t44 kernel: [<ffffffffc039fbc5>] intel_crtc_disable_planes+0x45/0x190 [i915]
Aug 3 11:40:18 t44 kernel: [<ffffffffc03a0b9f>] haswell_crtc_disable+0x5f/0x440 [i915]
Aug 3 11:40:18 t44 kernel: [<ffffffffc03a1cf1>] __intel_set_mode+0xbb1/0xcd0 [i915]
Aug 3 11:40:18 t44 kernel: [<ffffffffc02c1b7e>] ? drm_atomic_get_crtc_state+0x1e/0xe0 [drm]
Aug 3 11:40:18 t44 kernel: [<ffffffffc03a975e>] intel_crtc_set_config+0xade/0x10c0 [i915]
Aug 3 11:40:18 t44 kernel: [<ffffffffc02c1b2f>] ? drm_atomic_state_free+0x2f/0x60 [drm]
Aug 3 11:40:18 t44 kernel: [<ffffffffc01b7dcd>] ? drm_atomic_helper_plane_set_property+0x8d/0xd0 [drm_kms_helper]
Aug 3 11:40:18 t44 kernel: [<ffffffffc02b0b32>] drm_mode_set_config_internal+0x82/0x130 [drm]
Aug 3 11:40:18 t44 kernel: [<ffffffffc01ba120>] restore_fbdev_mode+0xd0/0x100 [drm_kms_helper]
Aug 3 11:40:18 t44 kernel: [<ffffffffc01bc319>] drm_fb_helper_restore_fbdev_mode_unlocked+0x29/0x70 [drm_kms_helper]
Aug 3 11:40:18 t44 kernel: [<ffffffffc01bc387>] drm_fb_helper_set_par+0x27/0x60 [drm_kms_helper]
Aug 3 11:40:18 t44 kernel: [<ffffffffc03b903e>] intel_fbdev_set_par+0x1e/0x70 [i915]
Aug 3 11:40:18 t44 kernel: [<ffffffffc01f0b03>] fb_set_var+0x283/0x4e0 [fb]
Aug 3 11:40:18 t44 kernel: [<ffffffff81367374>] ? __list_add+0x24/0x50
Aug 3 11:40:18 t44 kernel: [<ffffffff810934f2>] ? __enqueue_entity+0x72/0x80
Aug 3 11:40:18 t44 kernel: [<ffffffffc025062e>] fbcon_blank+0x1de/0x2e0 [fbcon]
Aug 3 11:40:18 t44 kernel: [<ffffffff813fb755>] do_unblank_screen+0xc5/0x200
Aug 3 11:40:18 t44 kernel: [<ffffffff813ef151>] complete_change_console+0x61/0xf0
Aug 3 11:40:18 t44 kernel: [<ffffffff813f073b>] vt_ioctl+0x155b/0x1830
Aug 3 11:40:18 t44 kernel: [<ffffffff813e091f>] tty_ioctl+0x22f/0x1030
Aug 3 11:40:18 t44 kernel: [<ffffffff811b1a17>] do_vfs_ioctl+0x507/0x8c0
Aug 3 11:40:18 t44 kernel: [<ffffffff811bd892>] ? __fget_light+0x32/0x80
Aug 3 11:40:18 t44 kernel: [<ffffffff811b1e14>] SyS_ioctl+0x44/0x80
Aug 3 11:40:18 t44 kernel: [<ffffffff815ba519>] system_call_fastpath+0x12/0x83
Aug 3 11:40:18 t44 kernel: ---[ end trace 4c3b84e4ab3a79bf ]---


--
Toralf, pgp key: 872AE508 0076E94E
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