[Bug 653082] Re: SIGBUS on panda board (armel)

[dann frazier]

This was fixed in Ubuntu during the saucy/13.10 cycle.

lshw (02.16-2) unstable; urgency=low

  * Closes: #525217
    - lshw: segfauls on armel (! /proc/efi/systab)
  * Closes: #707152
    - lshw can miscount cpus on devicetree platforms

 -- Ghe Rivero <ghe at debian.org>  Thu, 27 Jun 2013 04:10:58 -0400

** Changed in: lshw (Ubuntu)
       Status: Confirmed => Fix Released

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https://bugs.launchpad.net/bugs/653082

Title:
  SIGBUS on panda board (armel)

Status in lshw - Hardware Lister:
  Fix Released
Status in “lshw” package in Ubuntu:
  Fix Released
Status in “lshw” package in Debian:
  Fix Released

Bug description:
  Binary package hint: lshw

  On a panda board, any invocation of lshw dies with SIGBUS.  dmesg has:
  [40613.328338] Unhandled fault: external abort on non-linefetch (0x018) at 0x40155000

  And "strace lshw" shows:
  ...
  open("/dev/mem", O_RDONLY)              = 3
  open("/proc/efi/systab", O_RDONLY)      = -1 ENOENT (No such file or directory)
  mmap2(NULL, 32, PROT_READ, MAP_SHARED, 3, 0xe0) = 0x400b8000
  --- SIGBUS (Bus error) @ 0 (0) ---
  +++ killed by SIGBUS +++
  Bus error

  cpuinfo has:
  cat /proc/cpuinfo
  Processor       : ARMv7 Processor rev 2 (v7l)
  processor       : 0
  BogoMIPS        : 2013.49

  processor       : 1
  BogoMIPS        : 1963.08

  Features        : swp half thumb fastmult vfp edsp thumbee neon vfpv3 
  CPU implementer : 0x41
  CPU architecture: 7
  CPU variant     : 0x1
  CPU part        : 0xc09
  CPU revision    : 2

  Hardware        : OMAP4430 Panda Board
  Revision        : 0020
  Serial          : 0000000000000000

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