On Fri, Jul 01, 2005 at 03:03:35PM +0200, Marc Olzheim wrote: > On Fri, Jul 01, 2005 at 12:41:39PM +0200, Marc Olzheim wrote: > > On Fri, Jul 01, 2005 at 12:14:58PM +0200, Marc Olzheim wrote: > > > Somehow, this sounds familiar, i.e.: the "lock cmpxchgl": > > > > > > Fatal trap 12: page fault while in kernel mode > > ... > > > Stopped at 0xc05160c3 = knote+0x27: lock cmpxchgl > > > %ecx,0x1c(%edx) > > > > Somehow I think I solved this last time by activating 'INVARIANTS'... > > I'll try that now. > > Let's paraphrase: > > I think i solved this last time by activating 'INVARIANTS'... > > Anyway, tried that and yes, it didn't crash in the last few hours, so I > guess it works. Without INVARIANTS, it crashed within seconds. > > On the downside, my Gigabit performance dropped from 99 MB/sec to 80 > MB/sec because of INVARIANTS.
The panic appears to be an instance of a known bug in 5.4 (and INVARIANTS will not fix it, but may just delay the inevitable by changing timings). See Doug White's recent emails which point to a patch you should test. Kris
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