On Thu, Aug 25, 2011 at 03:16:09PM -0600, Charlie Martin wrote: > We're having a crash in some internal code running on FreeBSD 7.2 > (specifically 7.2-PRERELEASE FreeBSD 7.2-PRERELEASE and yeah, I know > it's quite a bit behind) in which after 18-30 hours of running load > tests, the code panics with: > > panic: Bad link elm 0xffffff0044c09600 next->prev != elm > cpuid = 0 > KDB: stack backtrace: > db_trace_self_wrapper() at 0xffffffff8019119a = db_trace_self_wrapper+0x2a > panic() at 0xffffffff80307c72 = panic+0x182 > devfs_populate_loop() at 0xffffffff802a43a8 = devfs_populate_loop+0x548 > > > First question: where's the most appropriate place to ask about this > kind of bug on a back version. It is fine to ask there.
> > Second: does this remind anyone of any bugs? Googling came up with a > few somewhat similar things but hasn't provided much insight so far. In 99% of the cases, it means that you forgot to dev_ref() some cdev.
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