ARM kernel writing 32bits to 16 bit register

Bug #852225 reported by Ben Howard
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
linux (Ubuntu)
Fix Released
Undecided
Tim Gardner
Oneiric
Fix Released
Undecided
Tim Gardner

Bug Description

Kernel regression of LP: #727781 when running in QEMU.

omap_i2c_write: Bad register 0x000000ec
omap_badwidth_write16: 16-bit register 0x00000020
omap_badwidth_write16: 16-bit register 0x00000020
omap_badwidth_write16: 16-bit register 0x00000020
omap_i2c_write: Bad register 0x000000ec
omap_badwidth_write16: 16-bit register 0x00000020
omap_badwidth_write16: 16-bit register 0x00000020
omap_badwidth_write16: 16-bit register 0x00000020
omap_i2c_write: Bad register 0x000000ec
omap_badwidth_write16: 16-bit register 0x00000020
omap_badwidth_write16: 16-bit register 0x00000020
omap_badwidth_write16: 16-bit register 0x00000020
omap_i2c_write: Bad register 0x000000ec
omap_badwidth_write16: 16-bit register 0x00000020
omap_badwidth_write16: 16-bit register 0x00000020
omap_badwidth_write16: 16-bit register 0x00000020
omap_i2c_write: Bad register 0x000000ec
omap_badwidth_write16: 16-bit register 0x00000020
omap_badwidth_write16: 16-bit register 0x00000020
omap_badwidth_write16: 16-bit register 0x00000020
omap_i2c_write: Bad register 0x000000ec
omap_badwidth_write16: 16-bit register 0x00000020

Kernel: 3.0.0-11.18_armel.deb

description: updated
Tim Gardner (timg-tpi)
affects: linux-meta (Ubuntu) → linux (Ubuntu)
Revision history for this message
Brad Figg (brad-figg) wrote : Missing required logs.

This bug is missing log files that will aid in diagnosing the problem. From a terminal window please run:

apport-collect 852225

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the Ubuntu Kernel Team.

Changed in linux (Ubuntu):
status: New → Incomplete
Revision history for this message
Tim Gardner (timg-tpi) wrote :

Patch submitted on the kernel-team mailing list.

https://lists.ubuntu.com/archives/kernel-team/2011-September/017074.html

Changed in linux (Ubuntu Oneiric):
assignee: nobody → Tim Gardner (timg-tpi)
status: Incomplete → In Progress
Tim Gardner (timg-tpi)
Changed in linux (Ubuntu Oneiric):
status: In Progress → Fix Committed
Revision history for this message
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package linux - 3.0.0-12.19

---------------
linux (3.0.0-12.19) oneiric; urgency=low

  [ Alex Bligh ]

  * SAUCE: (drop after v3.1) net/netfilter/nf_conntrack_netlink.c: fix Oops
    on container destroy
    - LP: #843892

  [ Andy Whitcroft ]

  * [Config] standardise on HZ=250
  * SAUCE: headers_install: fix #include "..." usage for userspace
    - LP: #824377
  * make module-inclusion selection retain the left overs
  * add a new linux-image-extras package for virtual

  [ edwin_rong ]

  * SAUCE: Staging: add driver for Realtek RTS5139 cardreader
    - LP: #824273

  [ Greg Kroah-Hartman ]

  * SAUCE: staging: rts5139: add vmalloc.h to some files to fix the build.
    - LP: #824273

  [ Jesse Sung ]

  * SAUCE: Unregister input device only if it is registered
    - LP: #839238

  [ Keng-Yu Lin ]

  * [Config] Enable CONFIG_RTS5139=m on i386/amd64
    - LP: #824273

  [ Leann Ogasawara ]

  * SAUCE: x86: reboot: Make Dell Optiplex 990 use reboot=pci
    - LP: #768039
  * SAUCE: x86: reboot: Make Dell Latitude E6220 use reboot=pci
    - LP: #838402

  [ Ming Lei ]

  * SAUCE: ata: make DVD drive recognisable on systems with Sandybridge CPT
    chipset
    - LP: #794642

  [ Paolo Pisati ]

  * [Config] Compile-in vfat support for armel
    - LP: #853783

  [ Randy Dunlap ]

  * SAUCE: staging: fix rts5139 depends & build
    - LP: #824273

  [ Tim Gardner ]

  * [Config] Fix binary-% build target
  * SAUCE: (drop after 3.0.0) OMAP3 and 4 hwmod I2C units only allow 16 bit
    access
    - LP: #852225

  [ Upstream Kernel Changes ]

  * hfsplus: Fix kfree of wrong pointers in hfsplus_fill_super() error path
    - LP: #854987
  * rt2x00: Serialize TX operations on a queue.
    - LP: #855239
 -- Leann Ogasawara <email address hidden> Wed, 14 Sep 2011 06:14:30 -0700

Changed in linux (Ubuntu Oneiric):
status: Fix Committed → Fix Released
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