| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <20130929151220.GL26592@phenom.ffwll.local> Date: Sun, 29 Sep 2013 17:12:21 +0200 From: Daniel Vetter <daniel@...ll.ch> To: Borislav Petkov <bp@...en8.de> Cc: Wakko Warner <wakko@...mx.eu.org>, intel-gfx@...ts.freedesktop.org, linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org Subject: Re: Intel Haswell kernel warning (3.11.2) On Sun, Sep 29, 2013 at 04:58:39PM +0200, Borislav Petkov wrote: > Let's CC some more people. Please boot with drm.debug=0xe, reproduce the WARN and then attach the full dmesg. Thanks, Daniel > > On Sun, Sep 29, 2013 at 10:17:34AM -0400, Wakko Warner wrote: > > Wakko Warner wrote: > > > Please keep me in CC. > > > > > > I receive a warning in drivers/gpu/drm/i915/intel_display.c:3869. This > > > happens when I'm on a console, the screen has gone into power save and I > > > press a key to wake it up. > > > > > > This doesn't happen when I'm in X. > > > > > > Kernel is Vanilla 3.11.2. > > > > Tested 3.12-rc2. Same result. Here's the kernel log from 3.12-rc2. > > [ 813.921516] ------------[ cut here ]------------ > > [ 813.921531] WARNING: CPU: 0 PID: 492 at > > /usr/src/linux/dist/3.12-rc2/drivers/gpu/drm/i915/intel_display.c:3920 > > /intel_modeset_check_state+0x764/0x770 [i915]() > > [ 813.921531] wrong connector dpms state > > [ 813.921547] Modules linked in: nfsd auth_rpcgss oid_registry exportfs nfs > > lockd sunrpc xt_nat iptable_nat nf_nat_ipv4 nf_nat xt_limit xt_LOG xt_tcpudp > > nf_conntrack_ipv4 nf_defrag_ipv4 ipt_REJECT ipv6 xt_recent xt_conntrack > > nf_conntrack iptable_filter ip_tables x_tables snd_hda_codec_realtek > > snd_hda_codec_hdmi x86_pkg_temp_thermal coretemp kvm_intel kvm snd_hda_intel > > crc32_pclmul snd_hda_codec i915 snd_hwdep snd_pcm_oss crc32c_intel > > snd_mixer_oss ghash_clmulni_intel aesni_intel intel_agp aes_x86_64 intel_gtt > > lrw drm_kms_helper gf128mul snd_pcm 8250_pci glue_helper drm ablk_helper > > e1000e snd_page_alloc agpgart snd_timer video thermal processor fan snd 8250 > > thermal_sys serial_core soundcore cryptd button hwmon evdev i2c_i801 > > [ 813.921549] CPU: 0 PID: 492 Comm: kworker/0:1 Not tainted 3.12.0-rc2 #3 > > [ 813.921549] Hardware name: Supermicro X10SAE/X10SAE, BIOS 1.00 05/03/2013 > > [ 813.921553] Workqueue: events console_callback > > [ 813.921554] 0000000000000009 ffff8802360b1b48 ffffffff8143608e > > ffff8802360b1b90 > > [ 813.921555] ffff8802360b1b80 ffffffff8103df53 ffff8800b24ec000 > > ffff8800b24eb000 > > [ 813.921555] ffff8800b24e8800 ffff8800b24e8bd8 ffff8800379f3c00 > > ffff8802360b1be0 > > [ 813.921556] Call Trace: > > [ 813.921560] [<ffffffff8143608e>] dump_stack+0x54/0x8d > > [ 813.921563] [<ffffffff8103df53>] warn_slowpath_common+0x73/0x90 > > [ 813.921564] [<ffffffff8103dfb7>] warn_slowpath_fmt+0x47/0x50 > > [ 813.921569] [<ffffffffa056d0a3>] ? > > intel_ddi_connector_get_hw_state+0x63/0x120 [i915] > > [ 813.921575] [<ffffffffa0564014>] intel_modeset_check_state+0x764/0x770 > > [i915] > > [ 813.921578] [<ffffffffa0564065>] intel_connector_dpms+0x45/0x80 [i915] > > [ 813.921581] [<ffffffffa03a31c0>] drm_fb_helper_dpms.isra.11+0x110/0x150 > > [drm_kms_helper] > > [ 813.921582] [<ffffffffa03a323e>] drm_fb_helper_blank+0x3e/0x80 > > [drm_kms_helper] > > [ 813.921584] [<ffffffff81217b52>] fb_blank+0x52/0xc0 > > [ 813.921585] [<ffffffff812244bb>] fbcon_blank+0x21b/0x2d0 > > [ 813.921588] [<ffffffff810481e6>] ? lock_timer_base.isra.29+0x26/0x50 > > [ 813.921589] [<ffffffff81047d22>] ? internal_add_timer+0x12/0x40 > > [ 813.921590] [<ffffffff810489b8>] ? mod_timer+0xf8/0x1c0 > > [ 813.921591] [<ffffffff8126f871>] do_unblank_screen+0xa1/0x1c0 > > [ 813.921593] [<ffffffff81270ba7>] poke_blanked_console+0xc7/0xd0 > > [ 813.921594] [<ffffffff81270cef>] console_callback+0x13f/0x160 > > [ 813.921596] [<ffffffff81053d08>] process_one_work+0x148/0x3d0 > > [ 813.921597] [<ffffffff810549c9>] worker_thread+0x119/0x3a0 > > [ 813.921599] [<ffffffff810548b0>] ? manage_workers.isra.30+0x2a0/0x2a0 > > [ 813.921600] [<ffffffff8105a42b>] kthread+0xbb/0xc0 > > [ 813.921601] [<ffffffff8105a370>] ? kthread_create_on_node+0x120/0x120 > > [ 813.921603] [<ffffffff8143cc3c>] ret_from_fork+0x7c/0xb0 > > [ 813.921605] [<ffffffff8105a370>] ? kthread_create_on_node+0x120/0x120 > > [ 813.921605] ---[ end trace b0a29ba4948c3d5b ]--- > > > > > # lspci -vns2 > > > 00:02.0 0300: 8086:041a (rev 06) (prog-if 00 [VGA controller]) > > > Subsystem: 8086:2010 > > > Flags: bus master, fast devsel, latency 0, IRQ 57 > > > Memory at f0000000 (64-bit, non-prefetchable) [size=4M] > > > Memory at e0000000 (64-bit, prefetchable) [size=256M] > > > I/O ports at f000 [size=64] > > > Expansion ROM at <unassigned> [disabled] > > > Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit- > > > Capabilities: [d0] Power Management version 2 > > > Capabilities: [a4] PCI Advanced Features > > > Kernel driver in use: i915 > > > # > > > > > > gcc version 4.8.1 (Debian 4.8.1-10) > > > > > > This is from dmesg: > > > [ 354.803050] ------------[ cut here ]------------ > > > [ 354.803064] WARNING: CPU: 0 PID: 482 at /usr/src/linux/dist/3.11.2/drivers/gpu/drm/i915/intel_display.c:3869 intel_modeset_check_state+0x764/0x770 [i915]() > > > [ 354.803064] wrong connector dpms state > > > [ 354.803084] Modules linked in: nfsd auth_rpcgss oid_registry exportfs nfs lockd sunrpc xt_nat iptable_nat nf_nat_ipv4 nf_nat xt_limit xt_LOG xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 ipt_REJECT ipv6 xt_recent xt_conntrack nf_conntrack iptable_filter ip_tables x_tables snd_hda_codec_realtek snd_hda_codec_hdmi x86_pkg_temp_thermal snd_hda_intel coretemp kvm_intel snd_hda_codec i915 kvm snd_hwdep snd_pcm_oss snd_mixer_oss crc32_pclmul snd_pcm crc32c_intel e1000e intel_agp igb ghash_clmulni_intel intel_gtt aesni_intel cfbfillrect aes_x86_64 cfbimgblt lrw cfbcopyarea drm_kms_helper ptp video thermal processor gf128mul snd_page_alloc drm snd_timer glue_helper 8250_pci snd pps_core ablk_helper agpgart cryptd sg soundcore fan i2c_algo_bit sr_mod thermal_sys 8250 i2c_i801 serial_core hwmon cdrom i2c_core evdev button > > > [ 354.803086] CPU: 0 PID: 482 Comm: kworker/0:1 Not tainted 3.11.2 #1 > > > [ 354.803087] Hardware name: Supermicro X10SAE/X10SAE, BIOS 1.00 05/03/2013 > > > [ 354.803091] Workqueue: events console_callback > > > [ 354.803092] 0000000000000009 ffff88023611db48 ffffffff814048ac ffff88023611db90 > > > [ 354.803093] ffff88023611db80 ffffffff8103d4e3 ffff880230d82800 ffff880230f9b800 > > > [ 354.803094] ffff880230f99000 ffff880230f99448 ffff8802351c0e00 ffff88023611dbe0 > > > [ 354.803094] Call Trace: > > > [ 354.803098] [<ffffffff814048ac>] dump_stack+0x54/0x8d > > > [ 354.803101] [<ffffffff8103d4e3>] warn_slowpath_common+0x73/0x90 > > > [ 354.803103] [<ffffffff8103d547>] warn_slowpath_fmt+0x47/0x50 > > > [ 354.803109] [<ffffffffa089f1be>] ? intel_ddi_connector_get_hw_state+0x5e/0x110 [i915] > > > [ 354.803114] [<ffffffffa0896974>] intel_modeset_check_state+0x764/0x770 [i915] > > > [ 354.803117] [<ffffffffa08969bb>] intel_connector_dpms+0x3b/0x60 [i915] > > > [ 354.803120] [<ffffffffa037e1d0>] drm_fb_helper_dpms.isra.11+0x120/0x160 [drm_kms_helper] > > > [ 354.803122] [<ffffffffa037e24e>] drm_fb_helper_blank+0x3e/0x80 [drm_kms_helper] > > > [ 354.803123] [<ffffffff812116c2>] fb_blank+0x52/0xc0 > > > [ 354.803125] [<ffffffff8121e04b>] fbcon_blank+0x21b/0x2d0 > > > [ 354.803127] [<ffffffff81062243>] ? update_rq_clock.part.74+0x13/0x30 > > > [ 354.803129] [<ffffffff81047486>] ? lock_timer_base.isra.30+0x26/0x50 > > > [ 354.803130] [<ffffffff810472b2>] ? internal_add_timer+0x12/0x40 > > > [ 354.803131] [<ffffffff81047f48>] ? mod_timer+0xf8/0x1c0 > > > [ 354.803133] [<ffffffff81266d61>] do_unblank_screen+0xa1/0x1c0 > > > [ 354.803134] [<ffffffff81268087>] poke_blanked_console+0xc7/0xd0 > > > [ 354.803136] [<ffffffff812681cf>] console_callback+0x13f/0x160 > > > [ 354.803137] [<ffffffff81053258>] process_one_work+0x148/0x3d0 > > > [ 354.803138] [<ffffffff81053f19>] worker_thread+0x119/0x3a0 > > > [ 354.803140] [<ffffffff81053e00>] ? manage_workers.isra.30+0x2a0/0x2a0 > > > [ 354.803141] [<ffffffff8105994b>] kthread+0xbb/0xc0 > > > [ 354.803142] [<ffffffff81059890>] ? kthread_create_on_node+0x120/0x120 > > > [ 354.803144] [<ffffffff8140b32c>] ret_from_fork+0x7c/0xb0 > > > [ 354.803145] [<ffffffff81059890>] ? kthread_create_on_node+0x120/0x120 > > > [ 354.803145] ---[ end trace 590553ce6c6f5fa9 ]--- > > > > > > -- > > > Microsoft has beaten Volkswagen's world record. Volkswagen only created 22 > > > million bugs. > > > -- > > > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > > > the body of a message to majordomo@...r.kernel.org > > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > > Please read the FAQ at http://www.tux.org/lkml/ > > -- > > Microsoft has beaten Volkswagen's world record. Volkswagen only created 22 > > million bugs. > > -- > > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > > the body of a message to majordomo@...r.kernel.org > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > Please read the FAQ at http://www.tux.org/lkml/ > > > > -- > Regards/Gruss, > Boris. > > Sent from a fat crate under my desk. Formatting is fine. > -- > _______________________________________________ > dri-devel mailing list > dri-devel@...ts.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/dri-devel -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists