On Wed, Jan 4, 2017 at 3:19 PM, Linus Torvalds
<torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:
>
> This is my normal desktop, so pretty plain HW.
>
> It doesn't happen on my laptop, so it's obviously hw-related or
> possibly config-related.
.. and here's the stack trace.
Side note: should the '\n' be deleted? ACPI_ERROR() seems to add that
silly "where it happened" at the end, but due to the '\n' we end up
with two lines...
Linus
---
ACPI Warning: Table ffffffffb0e6c0a0, Validation count is zero
before decrement
(20160930/tbutils-456)
------------[ cut here ]------------
WARNING: CPU: 0 PID: 0 at drivers/acpi/acpica/tbutils.c:457
acpi_tb_put_table+0x4e/0x62
Modules linked in:
CPU: 0 PID: 0 Comm: swapper Not tainted
4.10.0-rc2-00103-g4cf184638bcf-dirty #1
Hardware name: System manufacturer System Product Name/Z170-K, BIOS
1803 05/06/2016
Call Trace:
acpi_tb_put_table+0x4e/0x62
acpi_put_table+0x40/0x4d
detect_intel_iommu+0x9d/0xed
pci_iommu_alloc+0x50/0x6c
mem_init+0xf/0x8a
start_kernel+0x21e/0x454
x86_64_start_reservations+0x24/0x26
x86_64_start_kernel+0x182/0x193
start_cpu+0x14/0x14
---[ end trace 5e897a808e950ddc ]---
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