misc/164565: kernel crash when kldunload'ing padlock

Stefan Krüger stadtkind2 at gmx.de
Sat Jan 28 10:00:21 UTC 2012

>Number:         164565
>Category:       misc
>Synopsis:       kernel crash when kldunload'ing padlock
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sat Jan 28 10:00:20 UTC 2012
>Originator:     Stefan Krüger
>Release:        FreeBSD 9.0-REL
FreeBSD 9.0-RELEASE #0: Thu Jan 26 20:23:47 CET 2012
    root at vianano:/usr/obj/usr/src/sys/MYKERNEL amd64
Unloading the padlock kernel module makes the kernel crash.

CPU: VIA Nano X2 L4050 @ 1.4 GHz (1400.09-MHz K8-class CPU)
  Origin = "CentaurHauls"  Id = 0x6fc  Family = 6  Model = f  Stepping = 12
  AMD Features=0x20100800<SYSCALL,NX,LM>
  AMD Features2=0x1<LAHF>
  VIA Padlock Features=0x1ec33dcc<RNG,AES,AES-CTR,SHA1,SHA256,RSA>
  TSC: P-state invariant

kldunload padlock


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