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Message-ID: <gqio50$c27$3@ger.gmane.org>
Date: Fri, 27 Mar 2009 14:34:08 +0000 (UTC)
From: Philippe Reynes <philippe.reynes@...smpp.fr>
To: linux-kernel@...r.kernel.org
Cc: linux-rt-users@...r.kernel.org
Subject: Re: [Announce] 2.6.29-rt1
may be this trace is better ....
sirq-timer/0-4 [000] 97.737264: finish_task_switch <-__schedule
sirq-timer/0-4 [000] 97.737267: run_timer_softirq <-ksoftirqd
sirq-timer/0-4 [000] 97.737269: printk_tick <-run_timer_softirq
sirq-timer/0-4 [000] 97.737271: hrtimer_run_pending <-
run_timer_softirq
sirq-timer/0-4 [000] 97.737273: rt_spin_lock <-
run_timer_softirq
sirq-timer/0-4 [000] 97.737275: __wake_up <-run_timer_softirq
sirq-timer/0-4 [000] 97.737277: rt_spin_lock <-__wake_up
hwclock-1740 [000] 121.298710: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298712: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298713: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298715: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298716: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298718: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298719: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298721: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298722: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298724: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298726: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298727: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298729: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298730: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298732: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298733: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298735: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298736: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298738: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298739: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298741: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298742: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298744: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298746: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298747: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298749: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298750: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298752: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298753: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298755: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298756: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298758: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298759: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298761: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298762: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298764: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298766: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298767: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298769: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298770: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298772: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298773: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298775: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298776: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298778: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298779: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 12PHY: 0:0a - Link is Up1.298781:
vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298782: page_remove_rm - 1000/Fullap <-
unmap_vmas
hwclock-1740 [000] 121.298784: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298785: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298787: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298789: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298790: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298792: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298793: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298795: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.2987Oops: Exception in kernel mode,
sig: 5 [#1]
PREEMPT MPC837x RR605
Modules linked in:
NIP: c0095550 LR: c00956f0 CTR: c00954d8
REGS: df89fe00 TRAP: 0700 Not tainted (2.6.29-rt1)
MSR: 00029032 <EE,ME,CE,IR,DR> CR: 24044028 XER: 20000000
TASK = df89da00[15] 'events/0' THREAD: df89e000
GPR00: 00000001 df89feb0 df89da00 df80ae00 c0b821a0 00000000 00000000
df89fee8
GPR08: 00000000 003821a0 dc10d918 c0800000 777db820 00000000 1ffcd000
00000000
GPR16: 1ffc300e 1ffc6f20 00000000 1ffc8600 c0471623 c047165a c0560000
00000002
GPR24: df89fee8 df80ae00 00100100 00200200 00000000 df816828 df80ae00
df89feb0
NIP [c0095550] free_block+0x84/0x160
LR [c00956f0] drain_array+0xc4/0x194
Call Trace:
[df89feb0] [c0013d88] ftrace_call+0x4/0x48 (unreliable)
[df89fee0] [c00956f0] drain_array+0xc4/0x194
[df89ff20] [c0097374] cache_reap+0x68/0x148
[df89ff50] [c003aa8c] run_workqueue+0x14c/0x1b8
[df89ff90] [c003b51c] worker_thread+0xfc/0x10c
[df89ffd0] [c003fd00] kthread+0x5c/0x8c
[df89fff0] [c00131c0] kernel_thread+0x4c/0x68
Instruction dump:
815d0000 8176b248 3d2a4000 5529c9f4 7c09582e 7c895a14 70054000 41a20008
8084000c 80040000 68000080 5400cffe <0f000000> 8084001c 80f9004c 81640004
---[ end trace 8fa1185748d94493 ]---
------------[ cut here ]------------
kernel BUG at kernel/rtmutex.c:806!
Oops: Exception in kernel mode, sig: 5 [#2]
PREEMPT MPC837x RR605
Modules linked in:
NIP: c03f3b64 LR: c03f409c CTR: c03f3af4
REGS: df89fab0 TRAP: 0700 Tainted: G D (2.6.29-rt1)
MSR: 00021032 <ME,CE,IR,DR> CR: 84044048 XER: 20000000
TASK = df89da00[15] 'events/0' THREAD: df89e000
GPR00: 00000001 df89fb60 df89da00 c052bb7c df87b580 00001032 00017fff
c051cc6c
GPR08: df89da00 00000001 df89da00 df89e000 7e6ec050 00000000 1ffcd000
00000000
GPR16: 1ffc300e 1ffc6f20 00000000 1ffc8600 c0471623 c0028780 c055e748
c0520000
GPR24: c0560000 00200200 c0023edc df87b580 c052bb7c df89fc08 df85a240
df89fb60
NIP [c03f3b64] rt_spin_lock_slowlock+0x7c/0x284
LR [c03f409c] rt_spin_lock+0x7c/0x84
Call Trace:
[df89fb60] [00001032] 0x1032 (unreliable)
[df89fbd0] [c03f409c] rt_spin_lock+0x7c/0x84
[df89fbe0] [c0094e40] _slab_irq_disable+0x34/0x44
[df89fc00] [c009531c] kmem_cache_free+0x38/0x15c
[df89fc30] [c0023edc] __cleanup_sighand+0x4c/0x54
[df89fc40] [c0029114] release_task+0x2d0/0x3a8
[df89fc80] [c002a7f8] do_exit+0x65c/0x710
[df89fcc0] [c0010e18] kernel_bad_stack+0x0/0x54
[df89fce0] [c0011010] _exception+0x68/0x174
[df89fdd0] [c0011838] program_check_exception+0x520/0x530
[df89fdf0] [c00139e8] ret_from_except_full+0x0/0x4c
--- Exception: 700 at free_block+0x84/0x160
LR = drain_array+0xc4/0x194
[df89feb0] [c0013d88] ftrace_call+0x4/0x48 (unreliable)
[df89fee0] [c00956f0] drain_array+0xc4/0x194
[df89ff20] [c0097374] cache_reap+0x68/0x148
[df89ff50] [c003aa8c] run_workqueue+0x14c/0x1b8
[df89ff90] [c003b51c] worker_thread+0xfc/0x10c
[df89ffd0] [c003fd00] kthread+0x5c/0x8c
[df89fff0] [c00131c0] kernel_thread+0x4c/0x68
Instruction dump:
2f800000 40be0018 39230008 907c0004 907c0000 91290004 91230008 801c0010
5400003a 7c001278 7c000034 5400d97e <0f000000> 81420000 69490002 3129ffff
---[ end trace 8fa1185748d94494 ]---
Fixing recursive fault but reboot is needed!
96: free_page_and_swap_cache <-unmap_vmas
hwclock-1740 [000] 121.298798: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298799: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298801: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298802: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298804: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298805: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298807: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298809: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298810: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298812: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298813: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298815: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298816: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298818: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298819: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298821: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298822: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298824: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298825: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298827: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298828: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298830: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298832: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298833: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298835: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298836: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298838: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298839: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298841: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298842: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298844: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298845: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298847: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298849: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298850: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298852: free_page_and_swap_cache <-
unmap_vmas
hwclock-1740 [000] 121.298853: put_page <-
free_page_and_swap_cache
hwclock-1740 [000] 121.298855: vm_normal_page <-unmap_vmas
hwclock-1740 [000] 121.298856: page_remove_rmap <-unmap_vmas
hwclock-1740 [000] 121.298858: free_page_and_swap_cache <-
unmap_vmas
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