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xen-devel
RE: [Xen-devel] Latest pvops hangs on boot
Replying to my own email...
>Thanks for the quick replies, guys. I've updated my boot config and am now
>getting much more logging going on, though I'm still lost as to what's
>going on. My latest log file is attached. The system hangs right in the
>middle of a line of text. On a previous boot, I got a few characters more,
>so it's not perfectly deterministic.
>
>Is there any place these command line options are documented, outside of
>the source? This is the first I've heard of some of these.
>
I started poking through the source, and found that the correct option is
sync_console, not console_sync. Now that I've done that, I'm finally seeing a
panic:
[ 4.587828] ACPI: Core revision 20090521
[ 4.601065] alloc irq_desc for 1286 on node 0
[ 4.605836] alloc kstat_irqs on node 0
[ 4.610014] cpu 0 spinlock event irq 1286
[ 4.614274] BUG: unable to handle kernel NULL pointer dereference at (null)
[ 4.621455] IP: [<ffffffff814a5b89>] set_cpu_sibling_map+0x116/0x2f9
[ 4.628051] PGD 0
[ 4.630296] Oops: 0002 [#1] SMP
[ 4.633753] last sysfs file:
[ 4.636961] CPU 0
[ 4.639204] Modules linked in:
[ 4.642490] Pid: 1, comm: swapper Not tainted 2.6.31.5 #4 X8DTN
[ 4.648643] RIP: e030:[<ffffffff814a5b89>] [<ffffffff814a5b89>]
set_cpu_sibling_map+0x116/0x2f9
[ 4.657873] RSP: e02b:ffff8802ed86fe40 EFLAGS: 00010246
[ 4.663418] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 4.670794] RDX: ffffc90000000000 RSI: ffffffff81856100 RDI: 0000000000000000
[ 4.678169] RBP: ffff8802ed86fea0 R08: 0000000000000000 R09: ffff8801bfc25e00
[ 4.685543] R10: ffff8801bfc25e00 R11: ffff8802ed86fdb0 R12: 0000000000001000
[ 4.692919] R13: ffffc90000014980 R14: ffffffffffffffff R15: 0000000000000000
[ 4.700296] FS: 0000000000000000(0000) GS:ffffc90000000000(0000)
knlGS:0000000000000000
[ 4.708839] CS: e033 DS: 0000 ES: 0000 CR0: 000000008005003b
[ 4.714819] CR2: 0000000000000000 CR3: 0000000001001000 CR4: 0000000000002660
[ 4.728633] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4.736008] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[ 4.743383] Process swapper (pid: 1, threadinfo ffff8802ed86e000, task
ffff8801bf078000)
[ 4.751920] Stack:
[ 4.754172] ffff8802ed86fe50 0000000000000506 ffff8801bfc3ccc0
0000000000000000
[ 4.761539] <0> 0000000000000506 ffff8801bfc3cd2c 0000000034e8bb78
ffffffff819a3270
[ 4.769581] <0> 0000000000001000 0000000000000000 ffffffffffffffff
0000000000000000
[ 4.778048] Call Trace:
[ 4.780740] [<ffffffff81882433>] xen_smp_prepare_cpus+0x3d/0x134
[ 4.787075] [<ffffffff8100fbb4>] ? xen_spin_lock+0xb/0xd
[ 4.792715] [<ffffffff8187da4f>] kernel_init+0x84/0x1d3
[ 4.798270] [<ffffffff81014daa>] child_rip+0xa/0x20
[ 4.803477] [<ffffffff81013f67>] ? int_ret_from_sys_call+0x7/0x1b
[ 4.809900] [<ffffffff8101471d>] ? retint_restore_args+0x5/0x6
[ 4.816062] [<ffffffff8100e7a5>] ? xen_force_evtchn_callback+0xd/0xf
[ 4.822743] [<ffffffff8100e7a5>] ? xen_force_evtchn_callback+0xd/0xf
[ 4.829425] [<ffffffff81014da0>] ? child_rip+0x0/0x20
[ 4.834805] Code: c7 e8 60 21 b8 ff 48 8b 55 a8 3b 05 92 03 3b 00 0f 8c 60
ff ff ff eb 17 4a 8b 14 fd 90 63 85 81 48 c7 c0 80 e2 00 00 48 8b 04 10 <3e> 0f
ab 38 49 8b 85 a0 00 00 00 3e 0f ab 18 48 c7 c0 80 49 01
[ 4.854192] RIP [<ffffffff814a5b89>] set_cpu_sibling_map+0x116/0x2f9
[ 4.860864] RSP <ffff8802ed86fe40>
[ 4.864591] CR2: 0000000000000000
[ 4.868151] ---[ end trace 4eaa2a86a8e2da22 ]---
[ 4.873040] Kernel panic - not syncing: Attempted to kill init!
[ 4.879204] Pid: 1, comm: swapper Tainted: G D 2.6.31.5 #4
[ 4.885625] Call Trace:
[ 4.888314] [<ffffffff814a9e70>] panic+0x75/0x130
[ 4.893348] [<ffffffff8100fbb4>] ? xen_spin_lock+0xb/0xd
[ 4.898984] [<ffffffff8104be9e>] do_exit+0x75/0x6fe
[ 4.904191] [<ffffffff814ad0a5>] oops_end+0xdb/0xe3
[ 4.909400] [<ffffffff81034118>] no_context+0x1f1/0x200
[ 4.914954] [<ffffffff810342d3>] __bad_area_nosemaphore+0x1ac/0x1d2
[ 4.921551] [<ffffffff8100922a>] ? hypercall_page+0x22a/0x1006
[ 4.927711] [<ffffffff8100922a>] ? hypercall_page+0x22a/0x1006
[ 4.933872] [<ffffffff8100922a>] ? hypercall_page+0x22a/0x1006
[ 4.940035] [<ffffffff8100e7a5>] ? xen_force_evtchn_callback+0xd/0xf
[ 4.946716] [<ffffffff8100eed2>] ? check_events+0x12/0x20
[ 4.952445] [<ffffffff81034307>] bad_area_nosemaphore+0xe/0x10
[ 4.958606] [<ffffffff814ae5ea>] do_page_fault+0x174/0x2b2
[ 4.964422] [<ffffffff814ac545>] page_fault+0x25/0x30
[ 4.969795] [<ffffffff814a5b89>] ? set_cpu_sibling_map+0x116/0x2f9
[ 4.976303] [<ffffffff81882433>] xen_smp_prepare_cpus+0x3d/0x134
[ 4.982638] [<ffffffff8100fbb4>] ? xen_spin_lock+0xb/0xd
[ 4.988280] [<ffffffff8187da4f>] kernel_init+0x84/0x1d3
[ 4.993828] [<ffffffff81014daa>] child_rip+0xa/0x20
[ 4.999025] [<ffffffff81013f67>] ? int_ret_from_sys_call+0x7/0x1b
[ 5.005486] [<ffffffff8101471d>] ? retint_restore_args+0x5/0x6
[ 5.011650] [<ffffffff8100e7a5>] ? xen_force_evtchn_callback+0xd/0xf
[ 5.018332] [<ffffffff8100e7a5>] ? xen_force_evtchn_callback+0xd/0xf
[ 5.025013] [<ffffffff81014da0>] ? child_rip+0x0/0x20
Complete log is attached.
-Mitch
bootlog2.txt
Description: bootlog2.txt
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