[PlanetCCRMA] Can't use rt-kernel from planetccrma-core

Bernardo Barros bernardobarros2 at gmail.com
Sat Sep 4 16:19:44 PDT 2010 

Hi Fernando,

I tried to use the latest planetccrma rt-kernel. The Edirol appeared
but jack did not start as before.
Later on the system became unresponsive. Here is the log:

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Package:    	kernel
Latest Crash:	Sáb 04 Set 2010 20:07:03
Command:    	not_applicable
Reason:     	BUG: unable to handle kernel NULL pointer dereference at
0000000000000048
Comment:    	None
Bug Reports:	

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BUG: unable to handle kernel NULL pointer dereference at 0000000000000048
IP: [<ffffffffa0070e25>] ttm_tt_swapout+0x92/0x1c9 [ttm]
PGD 0
Oops: 0000 [#1] PREEMPT SMP
last sysfs file:
/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:01/PNP0C09:00/PNP0C0A:00/power_supply/BAT0/charge_full
CPU 2
Pid: 318, comm: ttm_swap Not tainted
2.6.33.6-147.2.4.rt28.1.fc13.ccrma.x86_64.rt #1 43192PU/43192PU
RIP: 0010:[<ffffffffa0070e25>]  [<ffffffffa0070e25>]
ttm_tt_swapout+0x92/0x1c9 [ttm]
RSP: 0018:ffff88012b3b3cb0  EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff8800a15a8a40 RCX: 0000000000000000
RDX: ffff88012ee1a440 RSI: ffff880109608580 RDI: ffff8800a15a8a40
RBP: ffff88012b3b3d10 R08: 0000000000000022 R09: 0000000000000004
R10: ffff8800a15a8a40 R11: 0000000000000004 R12: ffff880109608580
R13: ffff880109608580 R14: ffff880103934090 R15: ffff88012b21f3c0
FS:  0000000000000000(0000) GS:ffff880006280000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 0000000000000048 CR3: 0000000001bbf000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process ttm_swap (pid: 318, threadinfo ffff88012b3b2000, task ffff88012ee1a440)
Stack:
000000000010bda0 000000000010bdcf ffff88012a11f088 0000000000015436
 000000012b3b3d10 ffff880103934000 ffff880103934044 ffff880103934000
 ffff880103934044 0000000000000000 ffff880103934090 ffff88012b21f3c0
Call Trace:
[<ffffffffa007255a>] ttm_bo_swapout+0x1ee/0x22e [ttm]
[<ffffffffa0070385>] ttm_shrink+0x9d/0xc4 [ttm]
[<ffffffffa00703c0>] ttm_shrink_work+0x14/0x16 [ttm]
[<ffffffff81062b56>] worker_thread+0x1d8/0x275
[<ffffffffa00703ac>] ? ttm_shrink_work+0x0/0x16 [ttm]
[<ffffffff81066c23>] ? autoremove_wake_function+0x0/0x34
[<ffffffff8106297e>] ? worker_thread+0x0/0x275
[<ffffffff8106689e>] kthread+0x7a/0x82
[<ffffffff8100aa24>] kernel_thread_helper+0x4/0x10
[<ffffffff81066824>] ? kthread+0x0/0x82
[<ffffffff8100aa20>] ? kernel_thread_helper+0x0/0x10
Code: e8 26 00 06 e1 48 3d 00 f0 ff ff 49 89 c4 76 16 48 c7 c7 66 7c
07 a0 31 c0 45 89 e6 e8 6c b7 3c e1 e9 2a 01 00 00 49 8b 44 24 18 <48>
8b 40 48 4c 8b b8 50 01 00 00 c7 45 c4 00 00 00 00 65 48 8b
RIP  [<ffffffffa0070e25>] ttm_tt_swapout+0x92/0x1c9 [ttm]
RSP <ffff88012b3b3cb0>
CR2: 0000000000000048

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FROM /var/log/messages:

Sep  4 20:06:00 localhost dhclient[2560]: Internet Systems Consortium
DHCP Client 4.1.1-P1
Sep  4 20:06:00 localhost dhclient[2560]: Copyright 2004-2010 Internet
Systems Consortium.
Sep  4 20:06:00 localhost dhclient[2560]: All rights reserved.
Sep  4 20:06:00 localhost dhclient[2560]: For info, please visit
https://www.isc.org/software/dhcp/
Sep  4 20:06:00 localhost dhclient[2560]:
Sep  4 20:06:00 localhost NetworkManager[1553]: <info> (wlan0): DHCPv4
state changed nbi -> preinit
Sep  4 20:06:00 localhost dhclient[2560]: Listening on
LPF/wlan0/00:24:d7:15:cf:90
Sep  4 20:06:00 localhost dhclient[2560]: Sending on
LPF/wlan0/00:24:d7:15:cf:90
Sep  4 20:06:00 localhost dhclient[2560]: Sending on   Socket/fallback
Sep  4 20:06:00 localhost dhclient[2560]: DHCPREQUEST on wlan0 to
255.255.255.255 port 67
Sep  4 20:06:00 localhost dhclient[2560]: DHCPACK from 10.0.0.1
Sep  4 20:06:00 localhost NetworkManager[1553]: <info> (wlan0): DHCPv4
state changed preinit -> reboot
Sep  4 20:06:00 localhost NetworkManager[1553]: <info> Activation
(wlan0) Stage 4 of 5 (IP4 Configure Get) scheduled...
Sep  4 20:06:00 localhost NetworkManager[1553]: <info> Activation
(wlan0) Stage 4 of 5 (IP4 Configure Get) started...
Sep  4 20:06:00 localhost NetworkManager[1553]: <info>   address 10.0.0.100
Sep  4 20:06:00 localhost NetworkManager[1553]: <info>   prefix 24
(255.255.255.0)
Sep  4 20:06:00 localhost NetworkManager[1553]: <info>   gateway 10.0.0.1
Sep  4 20:06:00 localhost NetworkManager[1553]: <info>   nameserver
'201.6.0.103'
Sep  4 20:06:00 localhost NetworkManager[1553]: <info>   nameserver '201.6.0.43'
Sep  4 20:06:00 localhost NetworkManager[1553]: <info> Activation
(wlan0) Stage 5 of 5 (IP Configure Commit) scheduled...
Sep  4 20:06:00 localhost NetworkManager[1553]: <info> Activation
(wlan0) Stage 4 of 5 (IP4 Configure Get) complete.
Sep  4 20:06:00 localhost dhclient[2560]: bound to 10.0.0.100 --
renewal in 2952 seconds.
Sep  4 20:06:00 localhost NetworkManager[1553]: <info> Activation
(wlan0) Stage 5 of 5 (IP Configure Commit) started...
Sep  4 20:06:00 localhost avahi-daemon[1564]: Joining mDNS multicast
group on interface wlan0.IPv4 with address 10.0.0.100.
Sep  4 20:06:00 localhost avahi-daemon[1564]: New relevant interface
wlan0.IPv4 for mDNS.
Sep  4 20:06:00 localhost avahi-daemon[1564]: Registering new address
record for 10.0.0.100 on wlan0.IPv4.
Sep  4 20:06:01 localhost avahi-daemon[1564]: Registering new address
record for fe80::224:d7ff:fe15:cf90 on wlan0.*.
Sep  4 20:06:02 localhost NetworkManager[1553]: <info> (wlan0): device
state change: 7 -> 8 (reason 0)
Sep  4 20:06:02 localhost NetworkManager[1553]: <info> Policy set
'Telemusik' (wlan0) as default for IPv4 routing and DNS.
Sep  4 20:06:02 localhost NetworkManager[1553]: <info> Updating
/etc/hosts with new system hostname
Sep  4 20:06:02 localhost NetworkManager[1553]: <info> Activation
(wlan0) successful, device activated.
Sep  4 20:06:02 localhost NetworkManager[1553]: <info> Activation
(wlan0) Stage 5 of 5 (IP Configure Commit) complete.
Sep  4 20:06:03 localhost nm-dispatcher.action: nm_dispatcher_action:
Invalid connection: '(null)' / 'connection setting not found' invalid:
1
Sep  4 20:06:10 localhost kernel: TCP lp registered
Sep  4 20:07:03 localhost abrt: Kerneloops: Reported 1 kernel oopses to Abrt
Sep  4 20:07:03 localhost abrtd: Directory
'kerneloops-1283641623-1802-1' creation detected
Sep  4 20:07:03 localhost abrtd: New crash
/var/spool/abrt/kerneloops-1283641623-1802-1, processing
Sep  4 20:07:03 localhost abrtd: Registered Action plugin 'RunApp'
Sep  4 20:07:03 localhost abrtd:
RunApp('/var/spool/abrt/kerneloops-1283641623-1802-1','test x"`cat
component`" = x"xorg-x11-server-Xorg" && cp /var/log/Xorg.0.log .')
Sep  4 20:08:59 localhost abrtd: Getting crash infos...
Sep  4 20:10:17 localhost gnome-keyring-daemon[2094]: couldn't set
environment variable in session: The name org.gnome.SessionManager was
not provided by any .service files
Sep  4 20:10:18 localhost abrtd: Creating report...
Sep  4 20:11:40 localhost kernel: cfg80211: Calling CRDA to update
world regulatory domain
Sep  4 20:11:40 localhost kernel: cfg80211: Calling CRDA for country: BR
Sep  4 20:11:40 localhost NetworkManager[1553]: <info> (wlan0):
supplicant connection state:  completed -> disconnected
Sep  4 20:11:40 localhost kernel: cfg80211: Regulatory domain changed
to country: BR
Sep  4 20:11:40 localhost kernel:    (start_freq - end_freq @
bandwidth), (max_antenna_gain, max_eirp)

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