Messages in this thread | | | Date | Sat, 28 Jun 2008 22:38:28 +0530 | From | Dhaval Giani <> | Subject | Re: [PATCH 00/30] SMP-group balancer - take 3 |
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Hi,
I get this at bootup
------------[ cut here ]------------ WARNING: at kernel/lockdep.c:2738 check_flags+0x8a/0x12d() Modules linked in: Pid: 1, comm: swapper Not tainted 2.6.26-rc8-tip #5 [<c0226971>] warn_on_slowpath+0x41/0x7b [<c024207e>] ? trace_hardirqs_off+0xb/0xd [<c0207fef>] ? native_sched_clock+0x8b/0x9d [<c022d490>] ? __sysctl_head_next+0x98/0x9f [<c057b286>] ? _spin_unlock+0x1d/0x20 [<c022d490>] ? __sysctl_head_next+0x98/0x9f [<c0244a54>] ? __lock_acquire+0xd96/0xda5 [<c024189b>] check_flags+0x8a/0x12d [<c0244a9e>] lock_acquire+0x3b/0x89 [<c021cb50>] ? tg_shares_up+0x0/0x170 [<c021b074>] walk_tg_tree+0x2c/0x9f [<c021b048>] ? walk_tg_tree+0x0/0x9f [<c02190f7>] ? tg_nop+0x0/0x5 [<c0220d24>] update_shares+0x54/0x5d [<c0220d86>] try_to_wake_up+0x59/0x22b [<c0220f80>] wake_up_process+0xf/0x11 [<c0237c94>] kthread_create+0x68/0x98 [<c0234d75>] ? worker_thread+0x0/0xc2 [<c0235207>] __create_workqueue_key+0x19e/0x1ee [<c0234d75>] ? worker_thread+0x0/0xc2 [<c076dd9b>] init_workqueues+0x4c/0x5d [<c075b36e>] kernel_init+0xcf/0x255 [<c0329858>] ? trace_hardirqs_on_thunk+0xc/0x10 [<c024379e>] ? trace_hardirqs_on_caller+0x10b/0x136 [<c0329858>] ? trace_hardirqs_on_thunk+0xc/0x10 [<c0203a92>] ? restore_nocheck_notrace+0x0/0xe [<c075b29f>] ? kernel_init+0x0/0x255 [<c075b29f>] ? kernel_init+0x0/0x255 [<c0204623>] kernel_thread_helper+0x7/0x10 ======================= ---[ end trace 4eaa2a86a8e2da22 ]--- possible reason: unannotated irqs-on. irq event stamp: 1892 hardirqs last enabled at (1891): [<c02437d4>] trace_hardirqs_on+0xb/0xd hardirqs last disabled at (1892): [<c024207e>] trace_hardirqs_off+0xb/0xd softirqs last enabled at (1548): [<c022b6eb>] __do_softirq+0x13e/0x146 softirqs last disabled at (1541): [<c022b72d>] do_softirq+0x3a/0x52
-- regards, Dhaval
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