Re: [3.1-rc9] kernel tried to execute NX-protected... w/ pagefault
From: Jiri Kosina
Date: Mon Oct 10 2011 - 17:59:03 EST
On Sat, 8 Oct 2011, Matthias Dahl wrote:
> > First, please inline the text into your e-mails next time, it's much more
> > convenient to look at them as such rather than having to process gzipped
> > attachments.
>
> Ok, will do. Just thought because of the text size this was inappropriate or
> would cause trouble with some restricitions of the list.
>
> > Is it nvidia gfx driver? If so, does the problem appear also with it not
> > loaded?
>
> Yes, nvidia 285.05.09 _but_ I just went through the trouble to get nouveau
> up and running and tested with that and I ran into the same problems as well,
> so this is not related to the nvidia blob.
>
> Here three more incidents. The first one again with the nvidia blob and the
> following two with nouveau. The last one caused a partial hang up btw. Don't
> mind the tainted mark on the last one. By accident I modprobe'd the nvidia
> blob which simply said it found no devices because nouveau was already active
> and did nothing (exited).
>
> Last but not least, I am now on 3.0.6 and I do not see anything alike at all.
The BUGs below seem different to what you originally reported (execution
attempt in NX-protected area).
I believe the ones below would be interesting for V4L people. Adding some
more CCs.
>
> [ 7353.662147] BUG: unable to handle kernel paging request at ffffffffa00d7040
> [ 7353.662152] IP: [<ffffffffa00d7040>] 0xffffffffa00d703f
> [ 7353.662159] PGD 1561067 PUD 1565063 PMD 21cf28067 PTE 0
> [ 7353.662163] Oops: 0010 [#1] PREEMPT SMP
> [ 7353.662166] CPU 1
> [ 7353.662167] Modules linked in: nvidia(P) it87 hwmon_vid coretemp xt_time xt_connlimit xt_realm xt_addrtype iptable_raw xt_comment xt_policy ipt_ULOG ipt_REJECT ipt_REDIRECT ipt_NETMAP ipt_MASQUERADE ipt_LOG ipt_ECN ipt_ecn ipt_ah nf_nat_tftp nf_nat_sip nf_nat_pptp nf_nat_proto_gre nf_nat_irc nf_nat_h323 nf_nat_ftp nf_nat_amanda ts_kmp nf_conntrack_amanda nf_conntrack_sane nf_conntrack_tftp nf_conntrack_sip nf_conntrack_proto_sctp nf_conntrack_pptp nf_conntrack_proto_gre nf_conntrack_netlink nf_conntrack_netbios_ns nf_conntrack_broadcast nf_conntrack_irc nf_conntrack_h323 nf_conntrack_ftp xt_tcpmss xt_recent xt_pkttype xt_owner xt_NFQUEUE xt_NFLOG nfnetlink_log xt_multiport xt_mark xt_mac xt_limit xt_length xt_iprange xt_helper xt_hashlimit xt_DSCP xt_dscp xt_dccp xt_conntrack xt_connmark xt_CLASSIFY xt_tcpudp xt_state iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack iptable_mangle nfnetlink iptable_filter ip_tables x_tables snd_pcm_oss snd_mixer_oss xts g
f1
> 28mul usblp isl6421 cx24116 cx88_vp3054_i2c videobuf_dvb dvb_core snd_hda_codec_hdmi rc_hauppauge tuner cx8800 cx8802 cx88xx ir_lirc_codec lirc_dev snd_hda_codec_realtek ir_mce_kbd_decoder ir_sony_decoder ir_jvc_decoder ir_rc6_decoder ir_rc5_decoder ir_nec_decoder snd_hda_intel rc_core snd_hda_codec i2c_algo_bit snd_virtuoso snd_oxygen_lib tveeprom snd_hwdep v4l2_common snd_pcm videodev v4l2_compat_ioctl32 snd_mpu401_uart btcx_risc snd_rawmidi videobuf_dma_sg snd_timer snd videobuf_core joydev evdev xpad snd_page_alloc soundcore fuse ext2 mbcache dm_snapshot dm_mirror dm_region_hash dm_log scsi_wait_scan usb_storage
> [ 7353.662246]
> [ 7353.662249] Pid: 20362, comm: knotify4 Tainted: P 3.1.0-rc9 #1 Gigabyte Technology Co., Ltd. P55-UD5/P55-UD5
> [ 7353.662253] RIP: 0010:[<ffffffffa00d7040>] [<ffffffffa00d7040>] 0xffffffffa00d703f
> [ 7353.662261] RSP: 0018:ffff880100c7de70 EFLAGS: 00010282
> [ 7353.662262] RAX: ffffffffa00d7040 RBX: ffff88021d9e7000 RCX: 000000000048e1c1
> [ 7353.662265] RDX: 000000000048e1b9 RSI: 0000000000000001 RDI: ffff88021d119000
> [ 7353.662267] RBP: ffff880100c7dea8 R08: 0000000000000000 R09: 0000000000000000
> [ 7353.662269] R10: ffff8801eaba5310 R11: 0000000000000246 R12: ffff8801fe815800
> [ 7353.662271] R13: ffff8801eaba5300 R14: ffff88021d9e7218 R15: ffff88021d9e7070
> [ 7353.662274] FS: 00007f8123191780(0000) GS:ffff880227c40000(0000) knlGS:0000000000000000
> [ 7353.662276] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [ 7353.662278] CR2: ffffffffa00d7040 CR3: 00000001c0c8b000 CR4: 00000000000006e0
> [ 7353.662281] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> [ 7353.662283] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
> [ 7353.662286] Process knotify4 (pid: 20362, threadinfo ffff880100c7c000, task ffff88021d884e00)
> [ 7353.662287] Stack:
> [ 7353.662289] ffffffffa00bfc6a ffff88020a3accf0 ffff88021d112000 ffff8801eaba5300
> [ 7353.662293] ffff8802007742a8 ffff880201c64d80 ffff88021d16cd00 ffff880100c7dec8
> [ 7353.662296] ffffffffa01171eb ffff8801eaba5300 0000000000000008 ffff880100c7df18
> [ 7353.662300] Call Trace:
> [ 7353.662307] [<ffffffffa00bfc6a>] ? video_release+0xda/0x1e0 [cx8800]
> [ 7353.662315] [<ffffffffa01171eb>] v4l2_release+0x4b/0x70 [videodev]
> [ 7353.662320] [<ffffffff810d81e2>] fput+0xd2/0x200
> [ 7353.662324] [<ffffffff810d4a21>] filp_close+0x61/0x90
> [ 7353.662327] [<ffffffff810d4b01>] sys_close+0xb1/0x110
> [ 7353.662331] [<ffffffff813df03b>] system_call_fastpath+0x16/0x1b
> [ 7353.662333] Code: Bad RIP value.
> [ 7353.662337] RIP [<ffffffffa00d7040>] 0xffffffffa00d703f
> [ 7353.662343] RSP <ffff880100c7de70>
> [ 7353.662345] CR2: ffffffffa00d7040
> [ 7353.662347] ---[ end trace f0533e94307d7f16 ]---
>
>
> [ 17.271064] nouveau 0000:01:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
> [ 17.271074] nouveau 0000:01:00.0: setting latency timer to 64
> [ 17.274536] [drm] nouveau 0000:01:00.0: Detected an NVc0 generation card (0x0c0680a3)
> [ 17.290213] [drm] nouveau 0000:01:00.0: Attempting to load BIOS image from PRAMIN
> [ 17.389788] [drm] nouveau 0000:01:00.0: ... appears to be valid
> [ 17.389791] [drm] nouveau 0000:01:00.0: BIT BIOS found
> [ 17.389794] [drm] nouveau 0000:01:00.0: Bios version 70.00.35.00
> [ 17.389797] [drm] nouveau 0000:01:00.0: TMDS table version 2.0
> [ 17.389799] [drm] nouveau 0000:01:00.0: Found Display Configuration Block version 4.0
> [ 17.389801] [drm] nouveau 0000:01:00.0: Raw DCB entry 0: 02000300 00000000
> [ 17.389804] [drm] nouveau 0000:01:00.0: Raw DCB entry 1: 01000302 00020030
> [ 17.389806] [drm] nouveau 0000:01:00.0: Raw DCB entry 2: 04011380 00000000
> [ 17.389807] [drm] nouveau 0000:01:00.0: Raw DCB entry 3: 08011382 00020030
> [ 17.389809] [drm] nouveau 0000:01:00.0: Raw DCB entry 4: 02022362 00020010
> [ 17.389812] [drm] nouveau 0000:01:00.0: DCB connector table: VHER 0x40 5 16 4
> [ 17.389815] [drm] nouveau 0000:01:00.0: 0: 0x00001030: type 0x30 idx 0 tag 0x07
> [ 17.389817] [drm] nouveau 0000:01:00.0: 1: 0x00010130: type 0x30 idx 1 tag 0x51
> [ 17.389819] [drm] nouveau 0000:01:00.0: 2: 0x00002261: type 0x61 idx 2 tag 0x08
> [ 17.389823] [drm] nouveau 0000:01:00.0: Parsing VBIOS init table 0 at offset 0x6ABA
> [ 17.423234] [drm] nouveau 0000:01:00.0: Parsing VBIOS init table 1 at offset 0x7151
> [ 17.436199] [drm] nouveau 0000:01:00.0: Parsing VBIOS init table 2 at offset 0x83C0
> [ 17.436202] [drm] nouveau 0000:01:00.0: Parsing VBIOS init table 3 at offset 0x83CA
> [ 17.436275] [drm] nouveau 0000:01:00.0: Parsing VBIOS init table 4 at offset 0x85D3
> [ 17.436277] [drm] nouveau 0000:01:00.0: Parsing VBIOS init table at offset 0x8638
> [ 17.456226] [drm] nouveau 0000:01:00.0: 0x8638: Condition still not met after 20ms, skipping following opcodes
> [ 17.456237] [drm] nouveau 0000:01:00.0: voltage table 0x40 unknown
> [ 17.475304] [drm] nouveau 0000:01:00.0: 4 available performance level(s)
> [ 17.475308] [drm] nouveau 0000:01:00.0: 0: memory 135MHz core 50MHz shader 101MHz timing 2
> [ 17.475311] [drm] nouveau 0000:01:00.0: 1: memory 324MHz core 405MHz shader 810MHz voltage 10mV timing 1
> [ 17.475314] [drm] nouveau 0000:01:00.0: 2: memory 1701MHz core 405MHz shader 810MHz voltage 20mV timing 0
> [ 17.475318] [drm] nouveau 0000:01:00.0: 3: memory 1701MHz core 656MHz shader 1312MHz voltage 20mV timing 0
> [ 17.482694] [TTM] Zone kernel: Available graphics memory: 4081528 kiB.
> [ 17.482696] [TTM] Zone dma32: Available graphics memory: 2097152 kiB.
> [ 17.482697] [TTM] Initializing pool allocator.
> [ 17.482708] [drm] nouveau 0000:01:00.0: Detected 1280MiB VRAM
> [ 17.482713] mtrr: type mismatch for d8000000,8000000 old: write-back new: write-combining
> [ 17.482723] [drm] nouveau 0000:01:00.0: 512 MiB GART (aperture)
> [ 17.494676] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
> [ 17.494678] [drm] No driver support for vblank timestamp query.
> [ 17.809336] [drm] nouveau 0000:01:00.0: allocated 1920x1200 fb: 0x1e0000, bo ffff88021d07e000
> [ 17.809362] fbcon: nouveaufb (fb0) is primary device
> [ 17.856515] Console: switching to colour frame buffer device 240x75
> [ 17.863092] fb0: nouveaufb frame buffer device
> [ 17.863093] drm: registered panic notifier
> [ 17.863097] [drm] Initialized nouveau 0.0.16 20090420 for 0000:01:00.0 on minor 0
> [ 18.694798] usbcore: registered new interface driver usblp
> [ 21.982736] EXT4-fs (md127p1): re-mounted. Opts: commit=45,barrier=1,stripe=32,data=ordered
> [ 22.156848] EXT4-fs (md127p2): mounted filesystem with ordered data mode. Opts: commit=45,barrier=1,stripe=32,data=ordered
> [ 22.231456] EXT4-fs (md127p3): mounted filesystem with ordered data mode. Opts: commit=45,barrier=1,stripe=32,data=ordered
> [ 22.252325] EXT4-fs (sdb2): mounted filesystem with ordered data mode. Opts: commit=15,barrier=1,data=ordered
> [ 25.469675] Adding 4000060k swap on /dev/mapper/crypt-swap. Priority:-1 extents:1 across:4000060k
> [ 27.615512] ip_tables: (C) 2000-2006 Netfilter Core Team
> [ 29.426771] Netfilter messages via NETLINK v0.30.
> [ 29.449860] nf_conntrack version 0.5.0 (16384 buckets, 65536 max)
> [ 29.705214] ctnetlink v0.93: registering with nfnetlink.
> [ 30.215031] xt_time: kernel timezone is +0200
> [ 31.525180] r8169 0000:02:00.0: eth0: link down
> [ 31.525185] r8169 0000:02:00.0: eth0: link down
> [ 33.197522] r8169 0000:02:00.0: eth0: link up
> [ 48.210515] it87: Found IT8720F chip at 0x290, revision 8
> [ 48.210526] it87: VID is disabled (pins used for GPIO)
> [ 48.210538] it87: Routing internal VCCH to in7
> [ 48.210544] it87: Beeping is supported
> [ 159.977593] ata1.00: configured for UDMA/133
> [ 159.977601] ata1: EH complete
> [ 159.999115] ata2.00: configured for UDMA/133
> [ 159.999123] ata2: EH complete
> [ 160.105969] ata3.00: configured for UDMA/133
> [ 160.105976] ata3: EH complete
> [ 160.271205] ata4.00: configured for UDMA/133
> [ 160.271212] ata4: EH complete
> [ 161.567449] EXT4-fs (md127p1): re-mounted. Opts: commit=45,barrier=1,stripe=32,data=ordered,commit=0
> [ 161.952021] EXT4-fs (md127p2): re-mounted. Opts: commit=45,barrier=1,stripe=32,data=ordered,commit=0
> [ 161.955064] EXT4-fs (md127p3): re-mounted. Opts: commit=45,barrier=1,stripe=32,data=ordered,commit=0
> [ 182.843219] kernel tried to execute NX-protected page - exploit attempt? (uid: 1000)
> [ 182.843251] BUG: unable to handle kernel paging request at ffff8802140dfd80
> [ 182.843275] IP: [<ffff8802140dfd80>] 0xffff8802140dfd7f
> [ 182.843300] PGD 1560063 PUD 227ffa067 PMD 80000002140001e3
> [ 182.843324] Oops: 0011 [#1] PREEMPT SMP
> [ 182.843343] CPU 7
> [ 182.843351] Modules linked in: it87 hwmon_vid coretemp xt_time xt_connlimit xt_realm xt_addrtype iptable_raw xt_comment xt_policy ipt_ULOG ipt_REJECT ipt_REDIRECT ipt_NETMAP ipt_MASQUERADE ipt_LOG ipt_ECN ipt_ecn ipt_ah nf_nat_tftp nf_nat_sip nf_nat_pptp nf_nat_proto_gre nf_nat_irc nf_nat_h323 nf_nat_ftp nf_nat_amanda ts_kmp nf_conntrack_amanda nf_conntrack_sane nf_conntrack_tftp nf_conntrack_sip nf_conntrack_proto_sctp nf_conntrack_pptp nf_conntrack_proto_gre nf_conntrack_netlink nf_conntrack_netbios_ns nf_conntrack_broadcast nf_conntrack_irc nf_conntrack_h323 nf_conntrack_ftp xt_tcpmss xt_recent xt_pkttype xt_owner xt_NFQUEUE xt_NFLOG nfnetlink_log xt_multiport xt_mark xt_mac xt_limit xt_length xt_iprange xt_helper xt_hashlimit xt_DSCP xt_dscp xt_dccp xt_conntrack xt_connmark xt_CLASSIFY xt_tcpudp xt_state iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack iptable_mangle nfnetlink iptable_filter ip_tables x_tables snd_pcm_oss snd_mixer_oss xts gf128mul us
bl
> p snd_hda_codec_hdmi isl6421 cx24116 nouveau cx88_vp3054_i2c videobuf_dvb dvb_core snd_hda_codec_realtek rc_hauppauge snd_hda_intel snd_hda_codec ir_lirc_codec lirc_dev ir_mce_kbd_decoder ir_sony_decoder fbcon ir_jvc_decoder tuner ttm snd_virtuoso font bitblit softcursor ir_rc6_decoder drm_kms_helper cx8802 snd_oxygen_lib ir_rc5_decoder snd_hwdep cx8800 drm cx88xx snd_pcm ir_nec_decoder rc_core snd_mpu401_uart snd_timer snd_rawmidi fb snd tveeprom fbdev i2c_algo_bit v4l2_common cfbcopyarea mxm_wmi videodev v4l2_compat_ioctl32 btcx_risc videobuf_dma_sg xpad soundcore videobuf_core wmi snd_page_alloc evdev cfbimgblt cfbfillrect joydev fuse ext2 mbcache dm_snapshot dm_mirror dm_region_hash dm_log scsi_wait_scan usb_storage
> [ 182.844113]
> [ 182.844123] Pid: 15327, comm: knotify4 Not tainted 3.1.0-rc9 #2 Gigabyte Technology Co., Ltd. P55-UD5/P55-UD5
> [ 182.844154] RIP: 0010:[<ffff8802140dfd80>] [<ffff8802140dfd80>] 0xffff8802140dfd7f
> [ 182.844182] RSP: 0018:ffff8801f05d1ea0 EFLAGS: 00010282
> [ 182.844197] RAX: ffffffffa0116040 RBX: ffff8801f3b8c400 RCX: 00000000000257bf
> [ 182.844215] RDX: 00000000000257b7 RSI: 0000000000000001 RDI: ffff88021ea2e000
> [ 182.844232] RBP: ffff88021db53530 R08: 0000000000000000 R09: 0000000000000000
> [ 182.844251] R10: ffff8801ddedf490 R11: 0000000000000246 R12: ffffffffa0261c6a
> [ 182.844273] R13: ffff880214150cf0 R14: ffff88021d836000 R15: ffff8801ddedf480
> [ 182.844292] FS: 00007faee290c780(0000) GS:ffff880227dc0000(0000) knlGS:0000000000000000
> [ 182.844311] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [ 182.844327] CR2: ffff8802140dfd80 CR3: 00000001f0571000 CR4: 00000000000006e0
> [ 182.844344] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> [ 182.844362] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
> [ 182.844380] Process knotify4 (pid: 15327, threadinfo ffff8801f05d0000, task ffff88021d91d400)
> [ 182.844399] Stack:
> [ 182.844408] ffff88021d14b300 ffff8801f05d1ec8 ffffffffa00d51eb ffff8801ddedf480
> [ 182.844437] 0000000000000008 ffff8801f05d1f18 ffffffff810d81e2 ffff8801f05d1ef8
> [ 182.844466] ffff8801ddedf490 00000000fffffffe ffff8801ddedf480 ffff88021cc86ec0
> [ 182.844495] Call Trace:
> [ 182.844517] [<ffffffffa00d51eb>] ? v4l2_release+0x4b/0x70 [videodev]
> [ 182.844539] [<ffffffff810d81e2>] ? fput+0xd2/0x200
> [ 182.844556] [<ffffffff810d4a21>] ? filp_close+0x61/0x90
> [ 182.844575] [<ffffffff810d4b01>] ? sys_close+0xb1/0x110
> [ 182.844593] [<ffffffff813df03b>] ? system_call_fastpath+0x16/0x1b
> [ 182.844608] Code: 88 ff ff d0 15 14 14 02 88 ff ff 60 fd 0d 14 02 88 ff ff 60 fd 0d 14 02 88 ff ff b0 43 4e 1c 02 88 ff ff b0 43 4e 1c 02 88 ff ff
> [ 182.844764] 00 00 00 04 00 00 00 00 00 00 00 00 00 00 00 30 f5 fa 1e 02
> [ 182.844839] RIP [<ffff8802140dfd80>] 0xffff8802140dfd7f
> [ 182.844862] RSP <ffff8801f05d1ea0>
> [ 182.844872] CR2: ffff8802140dfd80
> [ 182.865521] ---[ end trace f5fb49efc531d0ed ]---
>
>
> [ 9.787983] MXM: GUID detected in BIOS
> [ 9.788028] nouveau 0000:01:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
> [ 9.788036] nouveau 0000:01:00.0: setting latency timer to 64
> [ 9.790142] cx88[0]: subsystem: 0070:6906, board: Hauppauge WinTV-HVR4000(Lite) DVB-S/S2 [card=69,autodetected], frontend(s): 1
> [ 9.790149] cx88[0]: TV tuner type -1, Radio tuner type -1
> [ 9.790788] [drm] nouveau 0000:01:00.0: Detected an NVc0 generation card (0x0c0680a3)
> [ 9.795664] IR RC6 protocol handler initialized
> [ 9.806440] snd_virtuoso 0000:06:04.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
> [ 9.806581] cx88/2: cx2388x MPEG-TS Driver Manager version 0.0.9 loaded
> [ 9.808168] [drm] nouveau 0000:01:00.0: Attempting to load BIOS image from PRAMIN
> [ 9.876155] IR JVC protocol handler initialized
> [ 9.907779] [drm] nouveau 0000:01:00.0: ... appears to be valid
> [ 9.907782] [drm] nouveau 0000:01:00.0: BIT BIOS found
> [ 9.907784] [drm] nouveau 0000:01:00.0: Bios version 70.00.35.00
> [ 9.907787] [drm] nouveau 0000:01:00.0: TMDS table version 2.0
> [ 9.907789] [drm] nouveau 0000:01:00.0: Found Display Configuration Block version 4.0
> [ 9.907791] [drm] nouveau 0000:01:00.0: Raw DCB entry 0: 02000300 00000000
> [ 9.907793] [drm] nouveau 0000:01:00.0: Raw DCB entry 1: 01000302 00020030
> [ 9.907795] [drm] nouveau 0000:01:00.0: Raw DCB entry 2: 04011380 00000000
> [ 9.907797] [drm] nouveau 0000:01:00.0: Raw DCB entry 3: 08011382 00020030
> [ 9.907799] [drm] nouveau 0000:01:00.0: Raw DCB entry 4: 02022362 00020010
> [ 9.907801] [drm] nouveau 0000:01:00.0: DCB connector table: VHER 0x40 5 16 4
> [ 9.907804] [drm] nouveau 0000:01:00.0: 0: 0x00001030: type 0x30 idx 0 tag 0x07
> [ 9.907806] [drm] nouveau 0000:01:00.0: 1: 0x00010130: type 0x30 idx 1 tag 0x51
> [ 9.907809] [drm] nouveau 0000:01:00.0: 2: 0x00002261: type 0x61 idx 2 tag 0x08
> [ 9.907812] [drm] nouveau 0000:01:00.0: Parsing VBIOS init table 0 at offset 0x6ABA
> [ 9.924879] IR Sony protocol handler initialized
> [ 9.933606] IR MCE Keyboard/mouse protocol handler initialized
> [ 9.941191] [drm] nouveau 0000:01:00.0: Parsing VBIOS init table 1 at offset 0x7151
> [ 9.941703] snd_hda_intel 0000:00:1b.0: PCI INT A -> GSI 22 (level, low) -> IRQ 22
> [ 9.941744] snd_hda_intel 0000:00:1b.0: irq 47 for MSI/MSI-X
> [ 9.941764] snd_hda_intel 0000:00:1b.0: setting latency timer to 64
> [ 9.946802] i2c-core: driver [tuner] using legacy suspend method
> [ 9.946804] i2c-core: driver [tuner] using legacy resume method
> [ 9.947548] lirc_dev: IR Remote Control driver registered, major 251
> [ 9.953617] IR LIRC bridge handler initialized
> [ 9.954175] [drm] nouveau 0000:01:00.0: Parsing VBIOS init table 2 at offset 0x83C0
> [ 9.954178] [drm] nouveau 0000:01:00.0: Parsing VBIOS init table 3 at offset 0x83CA
> [ 9.954263] [drm] nouveau 0000:01:00.0: Parsing VBIOS init table 4 at offset 0x85D3
> [ 9.954264] [drm] nouveau 0000:01:00.0: Parsing VBIOS init table at offset 0x8638
> [ 9.973779] [drm] nouveau 0000:01:00.0: 0x8638: Condition still not met after 20ms, skipping following opcodes
> [ 9.973789] [drm] nouveau 0000:01:00.0: voltage table 0x40 unknown
> [ 9.992860] [drm] nouveau 0000:01:00.0: 4 available performance level(s)
> [ 9.992863] [drm] nouveau 0000:01:00.0: 0: memory 135MHz core 50MHz shader 101MHz timing 2
> [ 9.992867] [drm] nouveau 0000:01:00.0: 1: memory 324MHz core 405MHz shader 810MHz voltage 10mV timing 1
> [ 9.992870] [drm] nouveau 0000:01:00.0: 2: memory 1701MHz core 405MHz shader 810MHz voltage 20mV timing 0
> [ 9.992874] [drm] nouveau 0000:01:00.0: 3: memory 1701MHz core 656MHz shader 1312MHz voltage 20mV timing 0
> [ 10.000278] [TTM] Zone kernel: Available graphics memory: 4081528 kiB.
> [ 10.000281] [TTM] Zone dma32: Available graphics memory: 2097152 kiB.
> [ 10.000282] [TTM] Initializing pool allocator.
> [ 10.000291] [drm] nouveau 0000:01:00.0: Detected 1280MiB VRAM
> [ 10.000295] mtrr: type mismatch for d8000000,8000000 old: write-back new: write-combining
> [ 10.000305] [drm] nouveau 0000:01:00.0: 512 MiB GART (aperture)
> [ 10.002677] tveeprom 1-0050: Hauppauge model 69100, rev B2C3, serial# 5328235
> [ 10.002680] tveeprom 1-0050: MAC address is 00:0d:fe:51:4d:6b
> [ 10.002682] tveeprom 1-0050: tuner model is Conexant CX24118A (idx 123, type 4)
> [ 10.002684] tveeprom 1-0050: TV standards ATSC/DVB Digital (eeprom 0x80)
> [ 10.002686] tveeprom 1-0050: audio processor is None (idx 0)
> [ 10.002688] tveeprom 1-0050: decoder processor is CX882 (idx 25)
> [ 10.002690] tveeprom 1-0050: has no radio, has IR receiver, has no IR transmitter
> [ 10.002692] cx88[0]: hauppauge eeprom: model=69100
> [ 10.012397] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
> [ 10.012399] [drm] No driver support for vblank timestamp query.
> [ 10.051943] Registered IR keymap rc-hauppauge
> [ 10.052011] input: cx88 IR (Hauppauge WinTV-HVR400 as /devices/pci0000:00/0000:00:1e.0/0000:08:02.0/rc/rc0/input6
> [ 10.052033] rc0: cx88 IR (Hauppauge WinTV-HVR400 as /devices/pci0000:00/0000:00:1e.0/0000:08:02.0/rc/rc0
> [ 10.052084] input: MCE IR Keyboard/Mouse (cx88xx) as /devices/virtual/input/input7
> [ 10.052127] rc rc0: lirc_dev: driver ir-lirc-codec (cx88xx) registered at minor = 0
> [ 10.052132] cx88[0]/0: found at 0000:08:02.0, rev: 5, irq: 18, latency: 32, mmio: 0xfa000000
> [ 10.052210] cx88[0]/0: registered device video0 [v4l2]
> [ 10.052224] cx88[0]/0: registered device vbi0
> [ 10.052237] cx88[0]/2: cx2388x 8802 Driver Manager
> [ 10.052245] cx88-mpeg driver manager 0000:08:02.2: PCI INT A -> GSI 18 (level, low) -> IRQ 18
> [ 10.052251] cx88[0]/2: found at 0000:08:02.2, rev: 5, irq: 18, latency: 32, mmio: 0xf8000000
> [ 10.201019] cx88/2: cx2388x dvb driver version 0.0.9 loaded
> [ 10.201025] cx88/2: registering cx8802 driver, type: dvb access: shared
> [ 10.201032] cx88[0]/2: subsystem: 0070:6906, board: Hauppauge WinTV-HVR4000(Lite) DVB-S/S2 [card=69]
> [ 10.201036] cx88[0]/2: cx2388x based DVB/ATSC card
> [ 10.201040] cx8802_alloc_frontends() allocating 1 frontend(s)
> [ 10.253054] DVB: registering new adapter (cx88[0])
> [ 10.253056] DVB: registering adapter 0 frontend 0 (Conexant CX24116/CX24118)...
> [ 10.253638] cx88[0]: videobuf_dvb_register_frontend failed (errno = -12)
> [ 10.253641] cx88[0]/2: dvb_register failed (err = -12)
> [ 10.253643] cx88[0]/2: cx8802 probe failed, err = -12
> [ 10.330776] [drm] nouveau 0000:01:00.0: allocated 1920x1200 fb: 0x1e0000, bo ffff88021cc3d000
> [ 10.330837] fbcon: nouveaufb (fb0) is primary device
> [ 10.386001] Console: switching to colour frame buffer device 240x75
> [ 10.392578] fb0: nouveaufb frame buffer device
> [ 10.392580] drm: registered panic notifier
> [ 10.392584] [drm] Initialized nouveau 0.0.16 20090420 for 0000:01:00.0 on minor 0
> [ 10.392613] snd_hda_intel 0000:01:00.1: PCI INT B -> GSI 17 (level, low) -> IRQ 17
> [ 10.392654] snd_hda_intel 0000:01:00.1: irq 48 for MSI/MSI-X
> [ 10.392673] snd_hda_intel 0000:01:00.1: setting latency timer to 64
> [ 10.606474] HDMI status: Codec=0 Pin=5 Presence_Detect=0 ELD_Valid=0
> [ 10.642376] HDMI status: Codec=1 Pin=5 Presence_Detect=0 ELD_Valid=0
> [ 10.678281] HDMI status: Codec=2 Pin=5 Presence_Detect=0 ELD_Valid=0
> [ 10.714179] HDMI status: Codec=3 Pin=5 Presence_Detect=0 ELD_Valid=0
> [ 11.585871] usbcore: registered new interface driver usblp
> [ 12.709526] EXT4-fs (md127p1): re-mounted. Opts: commit=45,barrier=1,stripe=32,data=ordered
> [ 12.871801] EXT4-fs (md127p2): mounted filesystem with ordered data mode. Opts: commit=45,barrier=1,stripe=32,data=ordered
> [ 12.966222] EXT4-fs (md127p3): mounted filesystem with ordered data mode. Opts: commit=45,barrier=1,stripe=32,data=ordered
> [ 12.982062] EXT4-fs (sdb2): mounted filesystem with ordered data mode. Opts: commit=15,barrier=1,data=ordered
> [ 16.221398] Adding 4000060k swap on /dev/mapper/crypt-swap. Priority:-1 extents:1 across:4000060k
> [ 18.441126] ip_tables: (C) 2000-2006 Netfilter Core Team
> [ 20.161017] Netfilter messages via NETLINK v0.30.
> [ 20.200707] nf_conntrack version 0.5.0 (16384 buckets, 65536 max)
> [ 20.464374] ctnetlink v0.93: registering with nfnetlink.
> [ 20.999117] xt_time: kernel timezone is +0200
> [ 22.235315] r8169 0000:02:00.0: eth0: link down
> [ 22.235320] r8169 0000:02:00.0: eth0: link down
> [ 23.928564] r8169 0000:02:00.0: eth0: link up
> [ 38.085066] it87: Found IT8720F chip at 0x290, revision 8
> [ 38.085077] it87: VID is disabled (pins used for GPIO)
> [ 38.085089] it87: Routing internal VCCH to in7
> [ 38.085095] it87: Beeping is supported
> [ 210.607698] ata1.00: configured for UDMA/133
> [ 210.607701] ata1: EH complete
> [ 210.647399] ata2.00: configured for UDMA/133
> [ 210.647402] ata2: EH complete
> [ 210.783226] ata3.00: configured for UDMA/133
> [ 210.783230] ata3: EH complete
> [ 210.979126] ata4.00: configured for UDMA/133
> [ 210.979130] ata4: EH complete
> [ 214.841875] EXT4-fs (md127p1): re-mounted. Opts: commit=45,barrier=1,stripe=32,data=ordered,commit=0
> [ 215.330416] EXT4-fs (md127p2): re-mounted. Opts: commit=45,barrier=1,stripe=32,data=ordered,commit=0
> [ 215.332890] EXT4-fs (md127p3): re-mounted. Opts: commit=45,barrier=1,stripe=32,data=ordered,commit=0
> [ 234.517728] ------------[ cut here ]------------
> [ 234.517736] WARNING: at mm/page_alloc.c:2088 __alloc_pages_nodemask+0x163/0x710()
> [ 234.517738] Hardware name: P55-UD5
> [ 234.517739] Modules linked in: it87 hwmon_vid coretemp xt_time xt_connlimit xt_realm xt_addrtype iptable_raw xt_comment xt_policy ipt_ULOG ipt_REJECT ipt_REDIRECT ipt_NETMAP ipt_MASQUERADE ipt_LOG ipt_ECN ipt_ecn ipt_ah nf_nat_tftp nf_nat_sip nf_nat_pptp nf_nat_proto_gre nf_nat_irc nf_nat_h323 nf_nat_ftp nf_nat_amanda ts_kmp nf_conntrack_amanda nf_conntrack_sane nf_conntrack_tftp nf_conntrack_sip nf_conntrack_proto_sctp nf_conntrack_pptp nf_conntrack_proto_gre nf_conntrack_netlink nf_conntrack_netbios_ns nf_conntrack_broadcast nf_conntrack_irc nf_conntrack_h323 nf_conntrack_ftp xt_tcpmss xt_recent xt_pkttype xt_owner xt_NFQUEUE xt_NFLOG nfnetlink_log xt_multiport xt_mark xt_mac xt_limit xt_length xt_iprange xt_helper xt_hashlimit xt_DSCP xt_dscp xt_dccp xt_conntrack xt_connmark xt_CLASSIFY xt_tcpudp xt_state iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack iptable_mangle nfnetlink iptable_filter ip_tables x_tables snd_pcm_oss snd_mixer_oss xts gf128mul us
bl
> p snd_hda_codec_hdmi isl6421 cx24116 cx88_vp3054_i2c videobuf_dvb dvb_core snd_hda_codec_realtek rc_hauppauge ir_lirc_codec lirc_dev tuner snd_hda_intel ir_mce_kbd_decoder ir_sony_decoder ir_jvc_decoder cx8802 snd_virtuoso ir_rc6_decoder nouveau snd_hda_codec cx8800 ir_rc5_decoder snd_oxygen_lib cx88xx ir_nec_decoder snd_hwdep rc_core ttm snd_pcm tveeprom snd_timer v4l2_common videodev fbcon font bitblit softcursor drm_kms_helper drm snd_mpu401_uart fb fbdev snd_rawmidi i2c_algo_bit snd cfbcopyarea v4l2_compat_ioctl32 btcx_risc videobuf_dma_sg mxm_wmi cfbimgblt snd_page_alloc wmi videobuf_core joydev xpad cfbfillrect evdev soundcore fuse ext2 mbcache dm_snapshot dm_mirror dm_region_hash dm_log scsi_wait_scan usb_storage
> [ 234.518053] Pid: 21406, comm: knotify4 Tainted: P 3.1.0-rc9 #2
> [ 234.518054] Call Trace:
> [ 234.518060] [<ffffffff8103c03a>] warn_slowpath_common+0x7a/0xb0
> [ 234.518064] [<ffffffff810b3e28>] ? __do_fault+0x1d8/0x4d0
> [ 234.518067] [<ffffffff8103c085>] warn_slowpath_null+0x15/0x20
> [ 234.518070] [<ffffffff810a1a23>] __alloc_pages_nodemask+0x163/0x710
> [ 234.518073] [<ffffffff810b652c>] ? handle_pte_fault+0x7c/0x7a0
> [ 234.518083] [<ffffffffa01915d0>] ? v4l_printk_ioctl+0x80/0x80 [videodev]
> [ 234.518087] [<ffffffff810e58d5>] ? release_open_intent+0x35/0x40
> [ 234.518090] [<ffffffff810b7ea5>] ? handle_mm_fault+0x165/0x300
> [ 234.518093] [<ffffffff810a1fe2>] __get_free_pages+0x12/0x40
> [ 234.518096] [<ffffffff810ce336>] __kmalloc+0x136/0x150
> [ 234.518102] [<ffffffffa00bd181>] usblp_write+0x1d1/0x310 [usblp]
> [ 234.518107] [<ffffffffa01901eb>] v4l2_release+0x4b/0x70 [videodev]
> [ 234.518111] [<ffffffff810d81e2>] fput+0xd2/0x200
> [ 234.518114] [<ffffffff810d4a21>] filp_close+0x61/0x90
> [ 234.518117] [<ffffffff810d4b01>] sys_close+0xb1/0x110
> [ 234.518121] [<ffffffff813df03b>] system_call_fastpath+0x16/0x1b
> [ 234.518130] ---[ end trace 6fb2e5d4254083e3 ]---
>
>
> So long,
> matthias.
>
--
Jiri Kosina
SUSE Labs
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