Thread (20 messages) flat view 20 messages, 4 authors, 2012-09-17

Re: NULL deref in bnx2 / crashes ? ( was: netconsole leads to stalled CPU task )

From: Cong Wang <hidden>
Date: 2012-08-23 07:57:34

On Wed, 22 Aug 2012 at 14:29 GMT, Sylvain Munaut [off-list ref] wrote:
Hi,


The machine with the intel card still hard freeze (no output / no nothing ...)
The machine with the bnx2 don't crash anymore and no NULL deref, but
the modprobe still hangs and I get this every 180 sec or so :
The NULL-deref can be reproduced easily, and Eric's patch could fix it.
So, Eric, can you resend your patch with your SOB?

I can't reproduce the hang as it is net driver specific, it is
probably related with my patch:

commit 6bdb7fe31046ac50b47e83c35cd6c6b6160a475d
Author: Amerigo Wang [off-list ref]
Date:   Fri Aug 10 01:24:50 2012 +0000

    netpoll: re-enable irq in poll_napi()
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