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Date: Tue, 29 Apr 2008 20:59:54 -0300 From: Kevin Winchester <kjwinchester@...il.com> To: Ingo Molnar <mingo@...e.hu> CC: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Thomas Gleixner <tglx@...utronix.de> Subject: 2.6.25-git WARNING: at arch/x86/kernel/genapic_64.c:86 read_apic_id+0x2e/0x46() Hi Ingo, I am getting the following in my dmesg on every boot. It was reported before[1], so I figured someone was working on it. However, I haven't seen it get fixed yet, so is there anything I can do to help? [ 0.071066] ------------[ cut here ]------------ [ 0.071098] WARNING: at arch/x86/kernel/genapic_64.c:86 read_apic_id+0x2e/0x46() [ 0.071140] Pid: 1, comm: swapper Not tainted 2.6.25-06589-gc65a350 #18 [ 0.071169] [ 0.071170] Call Trace: [ 0.071216] [<ffffffff8022bc88>] warn_on_slowpath+0x53/0x81 [ 0.071247] [<ffffffff80246e8c>] ? save_trace+0x3f/0x95 [ 0.071996] [<ffffffff80248610>] ? mark_lock+0x345/0x36d [ 0.072025] [<ffffffff80249384>] ? __lock_acquire+0x898/0x8b9 [ 0.072055] [<ffffffff80241ab9>] ? atomic_notifier_chain_register+0x18/0x41 [ 0.072087] [<ffffffff80241ad6>] ? atomic_notifier_chain_register+0x35/0x41 [ 0.072118] [<ffffffff8021be64>] read_apic_id+0x2e/0x46 [ 0.072147] [<ffffffff80611042>] verify_local_APIC+0xaa/0x16a [ 0.072177] [<ffffffff8061143a>] APIC_init_uniprocessor+0x54/0xf6 [ 0.072208] [<ffffffff806161ed>] ? spawn_softlockup_task+0x56/0x5a [ 0.072237] [<ffffffff8060b7f4>] kernel_init+0x4c/0x1d6 [ 0.072267] [<ffffffff804a70ea>] ? _spin_unlock_irq+0x50/0x5d [ 0.072296] [<ffffffff804a6697>] ? trace_hardirqs_on_thunk+0x35/0x3a [ 0.072326] [<ffffffff80248838>] ? trace_hardirqs_on+0xf8/0x122 [ 0.072357] [<ffffffff8020bf28>] child_rip+0xa/0x12 [ 0.072385] [<ffffffff8020bae3>] ? restore_args+0x0/0x30 [ 0.072414] [<ffffffff8060b7a8>] ? kernel_init+0x0/0x1d6 [ 0.072442] [<ffffffff8020bf1e>] ? child_rip+0x0/0x12 [ 0.072468] [ 0.072521] ---[ end trace 4eaa2a86a8e2da22 ]--- [ 0.072549] ------------[ cut here ]------------ [ 0.072575] WARNING: at arch/x86/kernel/genapic_64.c:86 read_apic_id+0x2e/0x46() [ 0.072616] Pid: 1, comm: swapper Tainted: G W 2.6.25-06589-gc65a350 #18 [ 0.072655] [ 0.072656] Call Trace: [ 0.072701] [<ffffffff8022bc88>] warn_on_slowpath+0x53/0x81 [ 0.072729] [<ffffffff80246e8c>] ? save_trace+0x3f/0x95 [ 0.072757] [<ffffffff80248610>] ? mark_lock+0x345/0x36d [ 0.072786] [<ffffffff80249384>] ? __lock_acquire+0x898/0x8b9 [ 0.072815] [<ffffffff80241ab9>] ? atomic_notifier_chain_register+0x18/0x41 [ 0.072847] [<ffffffff80241ad6>] ? atomic_notifier_chain_register+0x35/0x41 [ 0.072877] [<ffffffff8021be64>] read_apic_id+0x2e/0x46 [ 0.072906] [<ffffffff80611079>] verify_local_APIC+0xe1/0x16a [ 0.072936] [<ffffffff8061143a>] APIC_init_uniprocessor+0x54/0xf6 [ 0.072965] [<ffffffff806161ed>] ? spawn_softlockup_task+0x56/0x5a [ 0.072989] [<ffffffff8060b7f4>] kernel_init+0x4c/0x1d6 [ 0.072989] [<ffffffff804a70ea>] ? _spin_unlock_irq+0x50/0x5d [ 0.072989] [<ffffffff804a6697>] ? trace_hardirqs_on_thunk+0x35/0x3a [ 0.072989] [<ffffffff80248838>] ? trace_hardirqs_on+0xf8/0x122 [ 0.072989] [<ffffffff8020bf28>] child_rip+0xa/0x12 [ 0.072989] [<ffffffff8020bae3>] ? restore_args+0x0/0x30 [ 0.072989] [<ffffffff8060b7a8>] ? kernel_init+0x0/0x1d6 [ 0.072989] [<ffffffff8020bf1e>] ? child_rip+0x0/0x12 [ 0.072989] [ 0.072989] ---[ end trace 4eaa2a86a8e2da22 ]--- -- Kevin Winchester [1] http://lkml.org/lkml/2008/4/18/333 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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