Re: 2.6.15-rt1

Florian Schmidt
2006-01-03T15:13:59Z

On Tue, 3 Jan 2006 15:33:17 +0100
Florian Schmidt <mista.tapas@gmx.net> wrote:

> And indeed it does so for me. Thanks. The swapper BUG is still there,
> but i suppose that was expected?

Hi,

i rejoiced too early. It just took a while to show up:

==========================================
[ BUG: lock recursion deadlock detected! |
------------------------------------------
already locked: [c0331b20] {rtc_task_lock}
.. held by: IRQ 8: 18 [efd1ce90, 1]
... acquired at: rtc_interrupt+0x79/0x130
-{current task's backtrace}----------------->
[<c0130d07>] check_deadlock+0x307/0x340 (8)
[<c02377e9>] rtc_interrupt+0x79/0x130 (8)
[<c02d9b72>] __schedule+0x392/0x710 (4)
[<c0238864>] rtc_control+0x24/0x80 (16)
[<c0131af1>] task_blocks_on_lock+0x41/0x130 (12)
[<c0238864>] rtc_control+0x24/0x80 (16)
[<c02db2c8>] __down_mutex+0x498/0x910 (24)
[<c0238864>] rtc_control+0x24/0x80 (16)
[<c0238864>] rtc_control+0x24/0x80 (80)
[<c0142380>] do_irqd+0x0/0xa0 (8)
[<c02dd9e3>] _spin_lock_irq+0x23/0x50 (4)
[<c0238864>] rtc_control+0x24/0x80 (8)
[<c0238864>] rtc_control+0x24/0x80 (16)
[<f09f70f9>] rtctimer_stop+0x29/0x60 [snd_rtctimer] (16)
[<f081e20e>] snd_timer_interrupt+0x2ae/0x2f0 [snd_timer] (16)
[<c0142380>] do_irqd+0x0/0xa0 (56)
[<f09f7147>] rtctimer_interrupt+0x17/0x20 [snd_rtctimer] (4)
[<c02377fc>] rtc_interrupt+0x8c/0x130 (12)
[<c0141136>] handle_IRQ_event+0x76/0xf0 (20)
[<c0142380>] do_irqd+0x0/0xa0 (44)
[<c0142225>] thread_edge_irq+0x85/0x130 (4)
[<c0142307>] do_hardirq+0x37/0xb0 (32)
[<c01423e7>] do_irqd+0x67/0xa0 (16)
[<c012c3e6>] kthread+0xb6/0xc0 (28)
[<c012c330>] kthread+0x0/0xc0 (24)
[<c0100ded>] kernel_thread_helper+0x5/0x18 (16)
---------------------------
| preempt count: 00000002 ]
| 2-level deep critical section nesting:
----------------------------------------
.. [<c013949a>] .... add_preempt_count+0x1a/0x20
.....[<00000000>] .. ( <= _stext+0x3feffde0/0x60)
.. [<c013949a>] .... add_preempt_count+0x1a/0x20
.....[<00000000>] .. ( <= _stext+0x3feffde0/0x60)

showing all tasks:
S init: 1 [c16fb500, 116] (not blocked)
S softirq-high/0: 2 [c16fae10, 0] (not blocked)
S softirq-timer/0: 3 [c16fa720, 0] (not blocked)
S softirq-net-tx/: 4 [c16fa030, 98] (not blocked)
S softirq-net-rx/: 5 [c1709520, 98] (not blocked)
S softirq-scsi/0: 6 [c1708e30, 98] (not blocked)
S softirq-tasklet: 7 [c1708740, 98] (not blocked)
S watchdog/0: 8 [c1708050, 0] (not blocked)
S desched/0: 9 [c1715540, 105] (not blocked)
S events/0: 10 [c1714e50, 98] (not blocked)
S khelper: 11 [c1714760, 110] (not blocked)
S kthread: 12 [c1714070, 111] (not blocked)
S kblockd/0: 13 [efcf9560, 110] (not blocked)
S pdflush: 14 [efcf8e70, 125] (not blocked)
S pdflush: 15 [efcf8780, 115] (not blocked)
S aio/0: 17 [efd1d580, 120] (not blocked)
S kswapd0: 16 [efcf8090, 125] (not blocked)
S IRQ 8: 18 [efd1ce90, 1] (not blocked)
S kseriod: 19 [efd1c7a0, 110] (not blocked)
S IRQ 12: 20 [efd1c0b0, 51] (not blocked)
S IRQ 14: 21 [efe235a0, 44] (not blocked)
S IRQ 15: 22 [efe22eb0, 44] (not blocked)
S IRQ 1: 23 [efe227c0, 0] (not blocked)
S kjournald: 24 [efe220d0, 115] (not blocked)
S kgameportd: 186 [ed9dd5e0, 111] (not blocked)
S IRQ 4: 189 [ed211600, 17] (not blocked)
S khubd: 209 [ed210f10, 110] (not blocked)
S IRQ 5: 210 [edff40f0, 56] (not blocked)
S IRQ 10: 211 [ed9dcef0, 89] (not blocked)
S kjournald: 284 [edae3620, 115] (not blocked)
S kjournald: 287 [ed210820, 119] (not blocked)
S kjournald: 288 [ed210130, 119] (not blocked)
S kjournald: 289 [edae2f30, 119] (not blocked)
S kjournald: 290 [edae2840, 115] (not blocked)
S portmap: 413 [edae2150, 116] (not blocked)
S syslogd: 531 [edff47e0, 116] (not blocked)
S klogd: 537 [edff4ed0, 116] (not blocked)
S pppd: 547 [ec844860, 116] (not blocked)
S pppoe: 551 [ed9dc110, 116] (not blocked)
S IRQ 3: 554 [ec844170, 58] (not blocked)
S automount: 649 [ec176880, 116] (not blocked)
S dbus-daemon-1: 655 [ec177660, 115] (not blocked)
S hald: 660 [ec844f50, 116] (not blocked)
S exim4: 733 [ec2168a0, 116] (not blocked)
S gpm: 741 [ec20f6a0, 115] (not blocked)
S sshd: 753 [ec176f70, 118] (not blocked)
S xfs: 762 [ec216f90, 116] (not blocked)
S cron: 798 [ec217680, 116] (not blocked)
S rt_watchdog: 854 [ec20e8c0, 1] (not blocked)
S rt_watchdog: 855 [ec176190, 98] (not blocked)
S gdm: 864 [ec2161b0, 115] (not blocked)
S gdm: 865 [ec845640, 116] (not blocked)
S Xorg: 875 [ec20efb0, 115] (not blocked)
S getty: 886 [ed9dc800, 117] (not blocked)
S getty: 887 [eb5aefd0, 117] (not blocked)
S getty: 888 [eb5af6c0, 117] (not blocked)
S getty: 889 [edff55c0, 117] (not blocked)
S getty: 890 [ec20e1d0, 117] (not blocked)
S getty: 891 [eb5ae8e0, 117] (not blocked)
S sh: 930 [ea056ff0, 122] (not blocked)
S ssh-agent: 1000 [ea0576e0, 116] (not blocked)
S ssh-agent: 1001 [e8bad700, 116] (not blocked)
S sh: 1005 [ea056900, 121] (not blocked)
S xscreensaver: 1008 [ea056210, 115] (not blocked)
S xfce4-session: 1010 [eb5ae1f0, 115] (not blocked)
S xfce-mcs-manage: 1015 [e8bad010, 115] (not blocked)
S xfwm4: 1018 [e8bac230, 115] (not blocked)
S xftaskbar4: 1020 [e7251720, 116] (not blocked)
S xfdesktop: 1022 [e7251030, 116] (not blocked)
S xfce4-panel: 1024 [e7250940, 115] (not blocked)
S gkrellm: 1027 [e7250250, 115] (not blocked)
S evolution: 1029 [e6657740, 116] (not blocked)
S evolution: 1090 [e30bf090, 115] (not blocked)
S sylpheed-claws: 1031 [e6657050, 115] (not blocked)
S gaim: 1035 [e6656270, 115] (not blocked)
S xmms: 1038 [e6f5b760, 115] (not blocked)
S xmms: 1045 [e6f5b070, 115] (not blocked)
S xmms: 1062 [e30be9a0, 115] (not blocked)
S gconfd-2: 1057 [e8bac920, 116] (not blocked)
S bonobo-activati: 1065 [e6f5a290, 115] (not blocked)
S evolution-data-: 1077 [e108b7a0, 116] (not blocked)
S evolution-data-: 1082 [decc77c0, 116] (not blocked)
S evolution-data-: 1109 [decc69e0, 116] (not blocked)
S evolution-alarm: 1102 [e108a9c0, 116] (not blocked)
S evolution-alarm: 1103 [e108a2d0, 116] (not blocked)
S evolution-alarm: 1116 [dfa26a20, 122] (not blocked)
S xterm: 1200 [dfa110f0, 116] (not blocked)
S bash: 1201 [dfa117e0, 115] (not blocked)
S ssh: 1223 [dfa10310, 116] (not blocked)
S qjackctl: 1339 [dfa10a00, 115] (not blocked)
S qjackctl: 2302 [dfefca40, 30] (not blocked)
S xterm: 1351 [e30bf780, 115] (not blocked)
S bash: 1352 [e6f5a980, 116] (not blocked)
R xterm: 1368 [dfa27800, 116] (not blocked)
S bash: 1369 [dfefd130, 116] (not blocked)
S htop: 1480 [d14eaae0, 117] (not blocked)
S xterm: 2206 [d94e1170, 116] (not blocked)
S bash: 2207 [d94e1860, 115] (not blocked)
S jackd: 2296 [d9a16a60, 121] (not blocked)
S jackd: 2297 [e6656960, 116] (not blocked)
S jackd: 2298 [d9a17840, 116] (not blocked)
S jackd: 2299 [d9a16370, 19] (not blocked)
S jackd: 2300 [dfefc350, 29] (not blocked)
S firefox-bin: 3040 [d9a17150, 116] (not blocked)
S firefox-bin: 3047 [d14eb1d0, 116] (not blocked)
S firefox-bin: 3049 [dfefd820, 116] (not blocked)
S xterm: 3193 [cf0ab520, 116] (not blocked)
S bash: 3194 [e30be2b0, 116] (not blocked)
R rosegarden4: 3416 [e108b0b0, 116] (not blocked)
S kdeinit: 3418 [d14ea3f0, 116] (not blocked)
S dcopserver: 3421 [cf0aa050, 115] (not blocked)
S klauncher: 3423 [ce88c070, 115] (not blocked)
S kded: 3425 [ce88d540, 116] (not blocked)
R rosegardenseque: 3429 [cf0aae30, 116] (not blocked)
S rosegardenseque: 3431 [decc70d0, 115] (not blocked)
S rosegardenseque: 3432 [cf0aa740, 30] (not blocked)

=============================================

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