Messages in this thread | | | Subject | 2.6.31-09194-g0d9df25 Early boot exception | From | Tony Vroon <> | Date | Sun, 27 Sep 2009 13:49:57 +0100 |
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On Thu, 2009-09-24 at 09:53 +0900, Tejun Heo wrote: > Add PCPU_SETUP_BUG() macro which prints out enough information about > the parameters. As the macro still puts separate BUG() for each > check, it won't lose any information even on the situations where only > the program counter can be retrieved.
On Thu, 2009-09-24 at 21:49 +0900, Tejun Heo wrote: > Warn and dump stack when percpu allocation fails.
Thank you Tejun, both patches applied, more information is now visible:
ACPI: INT_SRC_OVR (bus 0 bus_irq 15 global_irq 15 high edge) Using ACPI (MADT) for SMP configuration information ACPI: HPET id: 0x10de8201 base: 0xfed00000 SMP: allowing 12 CPUs, 0 hotplug CPUs Allocating PCI resources starting at b00000000 (gap: b0000000:30000000) NR_CPUS: 12 nr_cpumask_bits:12 nr_cpu_ids:12 nr_node_ids:2 PERCPU: Embedded 23 pages/cpu @ffff880028200000 s73176 r0 d21032 u262144 PERCPU: failed to initialize, unit_map[cpu] == NR_CPUS PERCPU: cpu_possible_mask=fff pcpu-alloc: s73176 r0 d21032 u262144 alloc=1*2097152 pcpu-alloc: [0] 00 01 02 03 04 05 -- -- [1] 06 07 08 09 10 11 -- -- PANIC: early exception 06 rip 10:ffffffff81597feb error 0 cr2 d0fff6 Pid: 0, comm: swapper Not tainted 2.6.31-09194-g0d9df25-dirty #1 Call Trace: [<ffffffff81582195>] early_idt_handler+0x55/0x68 [<ffffffff81597feb>] ? pcpu_setup_first_chunk+0x472/0x769 [<ffffffff81597feb>] ? pcpu_setup_first_chunk+0x472/0x769 [<ffffffff815987e8>] pcpu_embed_first_chunk+0x1e2/0x241 [<ffffffff8158b51d>] ? pcpu_fc_alloc+0x0/0xac [<ffffffff8158b4fe>] ? pcpu_fc_free+0x0/0x1f [<ffffffff8158b33f>] setup_per_cpu_areas+0x65/0x219 [<ffffffff815829df>] start_kernel+0x124/0x2c5 [<ffffffff81582272>] x86_64_start_reservations+0x82/0x86 [<ffffffff8158235a>] x86_64_start_kernel+0xe4/0xeb RIP pcpu_setup_first_chunk+0x472/0x769
If you would like the vmlinux image again, let me know.
Regards, Tony V. [unhandled content-type:application/pgp-signature] | |