Problem: Xen 3.3.1 with FreeBSD 8.0 RC1
adrian at freebsd.org
Tue Oct 27 17:57:41 UTC 2009
This sounds like you're running the domU with >1 CPU.. ?
2009/10/28 Hugo Silva <hugo at barafranca.com>:
> Carsten Heesch wrote:
>> Athough I seem to be talking to myself here, I have good news for RC2! It
>> Just did an "freebsd-update -R 8.0-RC2 upgrade". Both GENERIC and XENHVM
>> kernels work without any problems.
>> Maybe somebody else can chime in an confirm that, too? Probably good for
>> the developers to see positive feedback, while 8.0-RELEASE is coming closer
>> On 25 Oct 2009, at 00:31, Carsten Heesch wrote:
>>> I realised that it's still possible to use 8.0-BETA* as a target for
>>> freebsd-update. So I investigated a bit further. For whatever it's worth:
>>> The problems described earlier started with BETA-4.
>>> BETA-3 is fine with both GENERIC and XENHVM kernel, except that I see
>>> this on the console and in dmesg every now and then (with both kernels):
>>> lock order reversal:
>>> 1st 0xffffff8014810620 bufwait (bufwait) @
>>> 2nd 0xffffff00015a7c00 dirhash (dirhash) @
>>> KDB: stack backtrace:
>>> db_trace_self_wrapper() at db_trace_self_wrapper+0x2a
>>> _witness_debugger() at _witness_debugger+0x2e
>>> witness_checkorder() at witness_checkorder+0x81e
>>> _sx_xlock() at _sx_xlock+0x55
>>> ufsdirhash_acquire() at ufsdirhash_acquire+0x33
>>> ufsdirhash_add() at ufsdirhash_add+0x19
>>> ufs_direnter() at ufs_direnter+0x88b
>>> ufs_makeinode() at ufs_makeinode+0x31c
>>> VOP_CREATE_APV() at VOP_CREATE_APV+0x8d
>>> vn_open_cred() at vn_open_cred+0x423
>>> kern_openat() at kern_openat+0x179
>>> syscall() at syscall+0x1af
>>> Xfast_syscall() at Xfast_syscall+0xe1
>>> --- syscall (5, FreeBSD ELF64, open), rip = 0x800e32dfc, rsp =
>>> 0x7fffffffe608, rbp = 0x1a4 ---
>>> I though this might be XENHVM kernel related, but it happens with GENERIC
>>> kernel as well. Not sure if this is related to XEN at all.
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> I grabbed the 8.0-RC2/amd64iso to give this a spin; no luck here, it hangs
> after "Trying to mount root from ufs:/dev/md0". Also, I confirm the panics
> on boot with RC1. It's gone with RC2, but as I said, it gets stuck (for me,
> at least).
> My dom0 is NetBSD 5 / amd64.
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