linux-kernel - kernel BUG at arch/x86/kernel/io_apic

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Date:	Tue, 29 Jul 2008 21:39:39 +0530
From:	Dhaval Giani <dhaval@...ux.vnet.ibm.com>
To:	Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...e.hu>
Cc:	lkml <linux-kernel@...r.kernel.org>
Subject: kernel BUG at arch/x86/kernel/io_apic_64.c:357!

Hi Ingo, Thomas,

Hit this on 2.6.27-rc1

(The kernel bug is at line 356 (Its 357 as I applied a debug patch to
print out the irq) (Full dmesg and .config attached)

Thanks,

------------[ cut here ]------------
kernel BUG at arch/x86/kernel/io_apic_64.c:357!
invalid opcode: 0000 [1] SMP 
CPU 24 
Modules linked in:
Pid: 1, comm: swapper Not tainted 2.6.27-rc1-autokern1 #1
RIP: 0010:[<ffffffff8021bb2e>]  [<ffffffff8021bb2e>] add_pin_to_irq+0x8e/0xa0
RSP: 0018:ffff88032e4b9b30  EFLAGS: 00010216
RAX: 00000000000000f0 RBX: 00000000000000f0 RCX: 0000000000000000
RDX: 000000000000afaf RSI: 0000000000000046 RDI: ffffffff80738234
RBP: 0000000000000006 R08: 0000000000000000 R09: ffff8800280992c0
R10: 0000000000000000 R11: ffffffff80372060 R12: 0000000000000018
R13: 0000000000000001 R14: 0000000000000018 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff880bfe733540(0000) knlGS:0000000000000000
CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 0000000000000000 CR3: 0000000000201000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process swapper (pid: 1, threadinfo ffff88032e4b8000, task ffff880bfe4ca050)
Stack:  00000000000000f0 0000000000000006 0000000000000001 ffffffff8021bbbe
 00000000000000f0 0000000000000001 0000000000000000 ffff88032e4b9c0c
 00000000000000f0 ffffffff80218d81 00000000000000f0 0000000000000000
Call Trace:
 [<ffffffff8021bbbe>] ? io_apic_set_pci_routing+0x7e/0xa0
 [<ffffffff80218d81>] ? mp_register_gsi+0xb1/0xd0
 [<ffffffff80218e0c>] ? acpi_register_gsi+0x6c/0x70
 [<ffffffff80392f30>] ? acpi_pci_irq_enable+0x178/0x260
 [<ffffffff80392cdd>] ? acpi_pci_allocate_irq+0x0/0x4c
 [<ffffffff80370657>] ? pci_enable_resources+0x27/0x160
 [<ffffffff8036be6a>] ? do_pci_enable_device+0x4a/0x70
 [<ffffffff8036bee1>] ? __pci_enable_device_flags+0x51/0x60
 [<ffffffff804e01e8>] ? tg3_init_one+0x58/0x1640
 [<ffffffff8022a980>] ? default_wake_function+0x0/0x10
 [<ffffffff8022efd8>] ? set_cpus_allowed_ptr+0xe8/0x110
 [<ffffffff8036e28f>] ? pci_device_probe+0xdf/0x130
 [<ffffffff803c2416>] ? driver_probe_device+0x96/0x1a0
 [<ffffffff803c25a9>] ? __driver_attach+0x89/0x90
 [<ffffffff803c2520>] ? __driver_attach+0x0/0x90
 [<ffffffff803c1a8d>] ? bus_for_each_dev+0x4d/0x80
 [<ffffffff8028e168>] ? kmem_cache_alloc+0xc8/0xf0
 [<ffffffff803c1f7e>] ? bus_add_driver+0xae/0x220
 [<ffffffff803c2836>] ? driver_register+0x56/0x130
 [<ffffffff8036e548>] ? __pci_register_driver+0x68/0xb0
 [<ffffffff806cf8e0>] ? tg3_init+0x0/0x20
 [<ffffffff806b15b1>] ? do_one_initcall+0x41/0x180
 [<ffffffff802d8a08>] ? create_proc_entry+0x58/0xa0
 [<ffffffff80261cc4>] ? register_irq_proc+0xd4/0xf0
 [<ffffffff806b1b53>] ? kernel_init+0x133/0x190
 [<ffffffff8020c529>] ? child_rip+0xa/0x11
 [<ffffffff806b1a20>] ? kernel_init+0x0/0x190
 [<ffffffff8020c51f>] ? child_rip+0x0/0x11


Code: 89 05 2b 54 42 00 7f 27 48 0f bf c1 48 8d 14 00 48 c1 e0 03 48 29 d0 48 8d 90 c0 5e 73 80 66 89 2a 66 44 89 62 02 5b 5d 41 5c c3 <0f> 0b eb fe 48 c7 c7 c8 db 5c 80 31 c0 e8 60 7e 01 00 48 83 ec 
RIP  [<ffffffff8021bb2e>] add_pin_to_irq+0x8e/0xa0
 RSP <ffff88032e4b9b30>
-- 
regards,
Dhaval

View attachment "dotconfig" of type "text/plain" (35566 bytes)

View attachment "console.log" of type "text/plain" (49126 bytes)