Date: Sat, 28 Jan 2012 09:56:38 GMT From: Stefan Krüger <stadtkind2@gmx.de> To: freebsd-gnats-submit@FreeBSD.org Subject: misc/164565: kernel crash when kldunload'ing padlock Message-ID: <201201280956.q0S9ucNI036305@red.freebsd.org> Resent-Message-ID: <201201281000.q0SA0K3N097360@freefall.freebsd.org>
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>Number: 164565
>Category: misc
>Synopsis: kernel crash when kldunload'ing padlock
>Confidential: no
>Severity: non-critical
>Priority: low
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Sat Jan 28 10:00:20 UTC 2012
>Closed-Date:
>Last-Modified:
>Originator: Stefan Krüger
>Release: FreeBSD 9.0-REL
>Organization:
>Environment:
FreeBSD 9.0-RELEASE #0: Thu Jan 26 20:23:47 CET 2012
root@vianano:/usr/obj/usr/src/sys/MYKERNEL amd64
>Description:
Unloading the padlock kernel module makes the kernel crash.
dmesg:
CPU: VIA Nano X2 L4050 @ 1.4 GHz (1400.09-MHz K8-class CPU)
Origin = "CentaurHauls" Id = 0x6fc Family = 6 Model = f Stepping = 12
Features=0xbfc9fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,CLFLUSH,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
Features2=0x8863a9<SSE3,MON,VMX,EST,TM2,SSSE3,CX16,xTPR,SSE4.1,POPCNT>
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
>How-To-Repeat:
kldunload padlock
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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