kernel-packages team mailing list archive

["Christopher M. Penalver" <christopher.m.penalver@xxxxxxxxx>]

Cristian Aravena Romero, this bug report is being closed due to your
last comment
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1348858/comments/5
regarding this is fixed by an updated BIOS. For future reference you can
manage the status of your own bugs by clicking on the current status in
the yellow line and then choosing a new status in the revealed drop down
box. You can learn more about bug statuses at
https://wiki.ubuntu.com/Bugs/Status. Thank you again for taking the time
to report this bug and helping to make Ubuntu better. Please submit any
future bugs you may find.

** Changed in: linux (Ubuntu)
       Status: Incomplete => Invalid

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https://bugs.launchpad.net/bugs/1348858

Title:
  WARNING: CPU: 0 PID: 0 at
  /build/buildd/linux-3.13.0/drivers/iommu/dmar.c:488
  warn_invalid_dmar+0x7e/0x90()

Status in The Linux Kernel:
  Unknown
Status in “linux” package in Ubuntu:
  Invalid

Bug description:
  [    0.000000] WARNING: CPU: 0 PID: 0 at /build/buildd/linux-3.13.0/drivers/iommu/dmar.c:488 warn_invalid_dmar+0x7e/0x90()
  [    0.000000] Your BIOS is broken; DMAR reported at address 0!
  [    0.000000] BIOS vendor: Insyde; Ver: F.24; Product Version: 0882100000305E00000610100
  [    0.000000] Modules linked in:
  [    0.000000] CPU: 0 PID: 0 Comm: swapper Not tainted 3.13.0-32-generic #57-Ubuntu
  [    0.000000] Hardware name: Hewlett-Packard HP Pavilion 14 Notebook PC/2165, BIOS F.24 02/13/2014
  [    0.000000]  000000000000000b ffffffff81c01de8 ffffffff8171bcb4 ffffffff81c01e30
  [    0.000000]  ffffffff81c01e20 ffffffff810676cd ffffffff81fde008 ffffffff81fde048
  [    0.000000]  0000000000000000 ffffffff81de12c0 ffffffff81c01fb0 ffffffff81c01e80
  [    0.000000] Call Trace:
  [    0.000000]  [<ffffffff8171bcb4>] dump_stack+0x45/0x56
  [    0.000000]  [<ffffffff810676cd>] warn_slowpath_common+0x7d/0xa0
  [    0.000000]  [<ffffffff81067784>] warn_slowpath_fmt_taint+0x44/0x50
  [    0.000000]  [<ffffffff81d502c4>] ? early_ioremap+0x13/0x15
  [    0.000000]  [<ffffffff81d45ee6>] ? __acpi_map_table+0x13/0x18
  [    0.000000]  [<ffffffff815f2bae>] warn_invalid_dmar+0x7e/0x90
  [    0.000000]  [<ffffffff81d8ab6e>] check_zero_address+0x68/0xf4
  [    0.000000]  [<ffffffff81d8ac0f>] detect_intel_iommu+0x15/0xae
  [    0.000000]  [<ffffffff81d3ffb5>] pci_iommu_alloc+0x4a/0x6c
  [    0.000000]  [<ffffffff81d4fc61>] mem_init+0x17/0x9c
  [    0.000000]  [<ffffffff81d35d3a>] start_kernel+0x202/0x443
  [    0.000000]  [<ffffffff81d35941>] ? repair_env_string+0x5c/0x5c
  [    0.000000]  [<ffffffff81d35120>] ? early_idt_handlers+0x120/0x120
  [    0.000000]  [<ffffffff81d355ee>] x86_64_start_reservations+0x2a/0x2c
  [    0.000000]  [<ffffffff81d35733>] x86_64_start_kernel+0x143/0x152
  [    0.000000] ---[ end trace 488581fbeae80768 ]---

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