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xen-devel
Re: [Xen-devel] Crash on boot with 2.6.37-rc8-git3
On Tue, Jan 04, 2011 at 10:01:56PM +0000, M A Young wrote:
> The latest Fedora based 2.6.37 kernels have stopped booting for me
> under xen. They stopped working around -rc7 but I think the trigger
> is that various debug options were turned off. My hardware won't let
> me get serial output, so I have tried booting it within kvm, and got
> the attached output - the behaviour was similar to bare metal,
> though I don't see enough to know if it is exactly the same crash.
> The kernel used has no additional xen patches, though I am seeing
> similar behaviour for kernels with patches from xen-next-2.6.37. The
> crash looks like it is something to do with irq.
Ahh, I hit this. Can you try 'stable/bug-fixes' branch of mine?
It has "xen/irq: Don't fall over when nr_irqs_gsi > nr_irqs." patch
which will fix the below problem you are seeing.
But I am not sure if it fixes the problem you are having with hardware?
(git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen.git)
..
> [ 0.008220] ------------[ cut here ]------------
> [ 0.008999] WARNING: at drivers/xen/events.c:432
> find_unbound_irq+0x88/0x9f()
> [ 0.008999] Hardware name: Bochs
> [ 0.008999] Modules linked in:
> [ 0.008999] Pid: 1, comm: swapper Not tainted
> 2.6.37-0.rc8.git3.1.fc15.x86_64 #1
> [ 0.008999] Call Trace:
> [ 0.008999] [<ffffffff810505d7>] warn_slowpath_common+0x85/0x9d
> [ 0.008999] [<ffffffff81050609>] warn_slowpath_null+0x1a/0x1c
> [ 0.008999] [<ffffffff812abfea>] find_unbound_irq+0x88/0x9f
> [ 0.008999] [<ffffffff812ac90e>] bind_ipi_to_irqhandler+0x64/0x153
> [ 0.008999] [<ffffffff81007979>] ? xen_reschedule_interrupt+0x0/0x18
> [ 0.008999] [<ffffffff81234511>] ? kasprintf+0x38/0x3b
> [ 0.008999] [<ffffffff81007b92>] xen_smp_intr_init+0x46/0x1f3
> [ 0.008999] [<ffffffff81b5839a>] xen_smp_prepare_cpus+0x3d/0x107
> [ 0.008999] [<ffffffff81b53cf3>] kernel_init+0x92/0x2b6
> [ 0.008999] [<ffffffff8100bae4>] kernel_thread_helper+0x4/0x10
> [ 0.008999] [<ffffffff8100aee3>] ? int_ret_from_sys_call+0x7/0x1b
> [ 0.008999] [<ffffffff81477edd>] ? retint_restore_args+0x5/0x6
> [ 0.008999] [<ffffffff8100bae0>] ? kernel_thread_helper+0x0/0x10
> [ 0.008999] ---[ end trace a7919e7f17c0a725 ]---
> [ 0.008999] ------------[ cut here ]------------
> [ 0.008999] WARNING: at kernel/irq/manage.c:904 __free_irq+0xa3/0x1ab()
> [ 0.008999] Hardware name: Bochs
> [ 0.008999] Trying to free already-free IRQ 0
> [ 0.008999] Modules linked in:
> [ 0.008999] Pid: 1, comm: swapper Tainted: G W
> 2.6.37-0.rc8.git3.1.fc15.x86_64 #1
> [ 0.008999] Call Trace:
> [ 0.008999] [<ffffffff810505d7>] warn_slowpath_common+0x85/0x9d
> [ 0.008999] [<ffffffff81050692>] warn_slowpath_fmt+0x46/0x48
> [ 0.008999] [<ffffffff8107d246>] ? arch_local_irq_save+0x18/0x1e
> [ 0.008999] [<ffffffff810ac901>] __free_irq+0xa3/0x1ab
> [ 0.008999] [<ffffffff810aca41>] free_irq+0x38/0x50
> [ 0.008999] [<ffffffff812abead>] unbind_from_irqhandler+0x15/0x20
> [ 0.008999] [<ffffffff81007cce>] xen_smp_intr_init+0x182/0x1f3
> [ 0.008999] [<ffffffff81b5839a>] xen_smp_prepare_cpus+0x3d/0x107
> [ 0.008999] [<ffffffff81b53cf3>] kernel_init+0x92/0x2b6
> [ 0.008999] [<ffffffff8100bae4>] kernel_thread_helper+0x4/0x10
> [ 0.008999] [<ffffffff8100aee3>] ? int_ret_from_sys_call+0x7/0x1b
> [ 0.008999] [<ffffffff81477edd>] ? retint_restore_args+0x5/0x6
> [ 0.008999] [<ffffffff8100bae0>] ? kernel_thread_helper+0x0/0x10
> [ 0.008999] ---[ end trace a7919e7f17c0a726 ]---
> [ 0.008999] ------------[ cut here ]------------
> [ 0.008999] WARNING: at kernel/irq/manage.c:904 __free_irq+0xa3/0x1ab()
> [ 0.008999] Hardware name: Bochs
> [ 0.008999] Trying to free already-free IRQ 0
> [ 0.008999] Modules linked in:
> [ 0.008999] Pid: 1, comm: swapper Tainted: G W
> 2.6.37-0.rc8.git3.1.fc15.x86_64 #1
> [ 0.008999] Call Trace:
> [ 0.008999] [<ffffffff810505d7>] warn_slowpath_common+0x85/0x9d
> [ 0.008999] [<ffffffff81050692>] warn_slowpath_fmt+0x46/0x48
> [ 0.008999] [<ffffffff8107d246>] ? arch_local_irq_save+0x18/0x1e
> [ 0.008999] [<ffffffff810ac901>] __free_irq+0xa3/0x1ab
> [ 0.008999] [<ffffffff810aca41>] free_irq+0x38/0x50
> [ 0.008999] [<ffffffff812abead>] unbind_from_irqhandler+0x15/0x20
> [ 0.008999] [<ffffffff81007cf0>] xen_smp_intr_init+0x1a4/0x1f3
> [ 0.008999] [<ffffffff81b5839a>] xen_smp_prepare_cpus+0x3d/0x107
> [ 0.008999] [<ffffffff81b53cf3>] kernel_init+0x92/0x2b6
> [ 0.008999] [<ffffffff8100bae4>] kernel_thread_helper+0x4/0x10
> [ 0.008999] [<ffffffff8100aee3>] ? int_ret_from_sys_call+0x7/0x1b
> [ 0.008999] [<ffffffff81477edd>] ? retint_restore_args+0x5/0x6
> [ 0.008999] [<ffffffff8100bae0>] ? kernel_thread_helper+0x0/0x10
> [ 0.008999] ---[ end trace a7919e7f17c0a727 ]---
> [ 0.008999] ------------[ cut here ]------------
> [ 0.008999] WARNING: at kernel/irq/manage.c:904 __free_irq+0xa3/0x1ab()
> [ 0.008999] Hardware name: Bochs
> [ 0.008999] Trying to free already-free IRQ 0
> [ 0.008999] Modules linked in:
> [ 0.008999] Pid: 1, comm: swapper Tainted: G W
> 2.6.37-0.rc8.git3.1.fc15.x86_64 #1
> [ 0.008999] Call Trace:
> [ 0.008999] [<ffffffff810505d7>] warn_slowpath_common+0x85/0x9d
> [ 0.008999] [<ffffffff81050692>] warn_slowpath_fmt+0x46/0x48
> [ 0.008999] [<ffffffff8107d246>] ? arch_local_irq_save+0x18/0x1e
> [ 0.008999] [<ffffffff810ac901>] __free_irq+0xa3/0x1ab
> [ 0.008999] [<ffffffff810aca41>] free_irq+0x38/0x50
> [ 0.008999] [<ffffffff812abead>] unbind_from_irqhandler+0x15/0x20
> [ 0.008999] [<ffffffff81007d34>] xen_smp_intr_init+0x1e8/0x1f3
> [ 0.008999] [<ffffffff81b5839a>] xen_smp_prepare_cpus+0x3d/0x107
> [ 0.008999] [<ffffffff81b53cf3>] kernel_init+0x92/0x2b6
> [ 0.008999] [<ffffffff8100bae4>] kernel_thread_helper+0x4/0x10
> [ 0.008999] [<ffffffff8100aee3>] ? int_ret_from_sys_call+0x7/0x1b
> [ 0.008999] [<ffffffff81477edd>] ? retint_restore_args+0x5/0x6
> [ 0.008999] [<ffffffff8100bae0>] ? kernel_thread_helper+0x0/0x10
> [ 0.008999] ---[ end trace a7919e7f17c0a728 ]---
> [ 0.009018] ------------[ cut here ]------------
> [ 0.009999] kernel BUG at arch/x86/xen/smp.c:217!
> [ 0.009999] invalid opcode: 0000 [#1] SMP
> [ 0.009999] last sysfs file:
> [ 0.009999] CPU 0
> [ 0.009999] Modules linked in:
> [ 0.009999]
> [ 0.009999] Pid: 1, comm: swapper Tainted: G W
> 2.6.37-0.rc8.git3.1.fc15.x86_64 #1 /Bochs
> [ 0.009999] RIP: e030:[<ffffffff81b5839e>] [<ffffffff81b5839e>]
> xen_smp_prepare_cpus+0x41/0x107
> [ 0.009999] RSP: e02b:ffff880033841eb0 EFLAGS: 00010286
> [ 0.009999] RAX: 00000000ffffffff RBX: ffffffff81c1c7b0 RCX:
> 0000000000000100
> [ 0.009999] RDX: ffff88003a410000 RSI: 0000000000000000 RDI:
> ffffffff81d64d50
> [ 0.009999] RBP: ffff880033841ed0 R08: 0000000000000002 R09:
> 00000000fffffffe
> [ 0.009999] R10: ffff880033841e50 R11: 0000000000000000 R12:
> 0000000000000100
> [ 0.009999] R13: 0000000000000000 R14: 0000000000000000 R15:
> 0000000000000000
> [ 0.009999] FS: 0000000000000000(0000) GS:ffff88003b063000(0000)
> knlGS:0000000000000000
> [ 0.009999] CS: e033 DS: 0000 ES: 0000 CR0: 000000008005003b
> [ 0.009999] CR2: 0000000000000000 CR3: 0000000001a03000 CR4:
> 0000000000000660
> [ 0.009999] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
> 0000000000000000
> [ 0.009999] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7:
> 0000000000000400
> [ 0.009999] Process swapper (pid: 1, threadinfo ffff880033840000, task
> ffff880033838000)
> [ 0.009999] Stack:
> [ 0.009999] ffff880033838000 ffffffff81c1c7b0 0000000000000000
> 0000000000000000
> [ 0.009999] ffff880033841f40 ffffffff81b53cf3 0000000000000001
> 0000000000000000
> [ 0.009999] 0000000000000000 0000000000000000 0000000000000000
> 0000000000000000
> [ 0.009999] Call Trace:
> [ 0.009999] [<ffffffff81b53cf3>] kernel_init+0x92/0x2b6
> [ 0.009999] [<ffffffff8100bae4>] kernel_thread_helper+0x4/0x10
> [ 0.009999] [<ffffffff8100aee3>] ? int_ret_from_sys_call+0x7/0x1b
> [ 0.009999] [<ffffffff81477edd>] ? retint_restore_args+0x5/0x6
> [ 0.009999] [<ffffffff8100bae0>] ? kernel_thread_helper+0x0/0x10
> [ 0.009999] Code: ff 48 8b 15 25 b9 fd ff 31 ff 48 c7 c0 00 36 01 00 66 c7
> 84 10 c0 00 00 00 01 00 e8 3c 76 91 ff 31 ff e8 b2 f7 4a ff 85 c0 74 02 <0f>
> 0b 31 ff e8 a9 f5 4a ff 48 c7 c2 00 20 c3 81 b9 08 00 00 00
> [ 0.009999] RIP [<ffffffff81b5839e>] xen_smp_prepare_cpus+0x41/0x107
> [ 0.009999] RSP <ffff880033841eb0>
> [ 0.009999] ---[ end trace a7919e7f17c0a729 ]---
> [ 0.010021] Kernel panic - not syncing: Attempted to kill init!
> [ 0.010999] Pid: 1, comm: swapper Tainted: G D W
> 2.6.37-0.rc8.git3.1.fc15.x86_64 #1
> [ 0.010999] Call Trace:
> [ 0.010999] [<ffffffff814759d5>] panic+0x91/0x1a4
> [ 0.010999] [<ffffffff810d6093>] ? perf_event_exit_task+0xb8/0x1c7
> [ 0.010999] [<ffffffff81053b89>] do_exit+0x7c/0x75d
> [ 0.010999] [<ffffffff8107d21f>] ? arch_local_irq_restore+0xb/0xd
> [ 0.010999] [<ffffffff8147795f>] ? _raw_spin_unlock_irqrestore+0x17/0x19
> [ 0.010999] [<ffffffff8100022a>] ? _stext+0x9a/0xe70
> [ 0.010999] [<ffffffff81478c8b>] oops_end+0xbf/0xc7
> [ 0.010999] [<ffffffff8100022a>] ? _stext+0x9a/0xe70
> [ 0.010999] [<ffffffff8100022a>] ? _stext+0x9a/0xe70
> [ 0.010999] [<ffffffff8100e6ec>] die+0x5a/0x66
> [ 0.010999] [<ffffffff81478518>] do_trap+0x121/0x130
> [ 0.010999] [<ffffffff8100c06d>] do_invalid_op+0x98/0xa1
> [ 0.010999] [<ffffffff81b5839e>] ? xen_smp_prepare_cpus+0x41/0x107
> [ 0.010999] [<ffffffff8107d246>] ? arch_local_irq_save+0x18/0x1e
> [ 0.010999] [<ffffffff8107d21f>] ? arch_local_irq_restore+0xb/0xd
> [ 0.010999] [<ffffffff8147795f>] ? _raw_spin_unlock_irqrestore+0x17/0x19
> [ 0.010999] [<ffffffff810ac90d>] ? __free_irq+0xaf/0x1ab
> [ 0.010999] [<ffffffff8100b95b>] invalid_op+0x1b/0x20
> [ 0.010999] [<ffffffff81b5839e>] ? xen_smp_prepare_cpus+0x41/0x107
> [ 0.010999] [<ffffffff81b53cf3>] kernel_init+0x92/0x2b6
> [ 0.010999] [<ffffffff8100bae4>] kernel_thread_helper+0x4/0x10
> [ 0.010999] [<ffffffff8100aee3>] ? int_ret_from_sys_call+0x7/0x1b
> [ 0.010999] [<ffffffff81477edd>] ? retint_restore_args+0x5/0x6
> [ 0.010999] [<ffffffff8100bae0>] ? kernel_thread_helper+0x0/0x10
> (XEN) Domain 0 crashed: rebooting machine in 5 seconds.
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> Xen-devel@xxxxxxxxxxxxxxxxxxx
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