CC linux-sh
On Wed, Sep 13, 2017 at 12:00 AM, <prashanth.g...@dell.com> wrote: > Hi, > > I am trying to port from 3.4.11 kernel to 3.10.107 based on my sh7757/58 > processor hardware and running into some odd behavior with user land > applications. I pretty much got the kernel up and running but some of the > applications in user land won't launch and are crashing with the below > messages in dmesg. > > <5>Fixing up unaligned userspace access in "aim" pid=28533 pc=0x3b142492 > ins=0x6252 > <5>Sending SIGBUS to "aim" pid=28533 due to unaligned access (PC 3b142492 PR > 296167e4) ins=0x6252 > <5>Sending SIGBUS to "pm" pid=28741 due to unaligned access (PC 58b2e409 PR > 297b0118) ins=0x8dc1 > <5>Sending SIGBUS to "pm" pid=28741 due to unaligned access (PC 3b142492 PR > 296ce7e4) ins=0x6252 > > Some of the older posts in the mailing lists pointed out to I/D cache issues, > I tried disabling the cache altogether in a hope to root cause the issue, but > still got the same responses. For some reason I believe the loader is loading > these programs into odd addresses. I am clueless as to where to look for the > possible issue. Is there any obvious settings that I am missing from the > board/cpu setup ? > > Any expert help and guidance is really appreciated. > > Thanks, > Prashanth
