eric at anholt.net
Fri May 11 17:57:29 UTC 2007
On Fri, 2007-05-11 at 16:35 +1200, Andrew Thompson wrote:
> On Fri, May 11, 2007 at 06:49:42AM +0300, Kostik Belousov wrote:
> > On Fri, May 11, 2007 at 02:05:55PM +1200, Andrew Thompson wrote:
> > > Hi,
> > >
> > >
> > > I am having the following panic on my dual p3-500 box. I have tracked it
> > > back to this commit, a HEAD cvs checkout of '2006-12-06 06:30 UTC' works
> > > and '2006-12-06 06:35 UTC' panics. Removing SMP also avoids this panic.
> > > = DPL 0, pres 1, def32 1, gran 1
> > > processor eflags = interrupt enabled, resume, IOPL = 0
> > > current process = 1 (swapper)
> > > [thread pid 1 tid 100007 ]
> > > Stopped at uma_zalloc_arg+0x31: pushl 0(%esi)
> > > db> tr
> > > Tracing pid 1 tid 100007 td 0xc298d360
> > > uma_zalloc_arg(0,0,2) at uma_zalloc_arg+0x31
> > > vfs_mount_alloc(0,c09a6940,c0913d40,c298d360,c0661a14,...) at vfs_mount_alloc+0x18
> > > devfs_first(c0661a14,c0661a14,0,d3b38d04,c0661a5f,...) at devfs_first+0x36
> > > vfs_mountroot(c298f000,c298d360,0,c0879c93,20,...) at vfs_mountroot+0x3e
> > > start_init(0,d3b38d38) at start_init+0x4b
> > > fork_exit(c0661a14,0,d3b38d38) at fork_exit+0xa8
> > > fork_trampoline() at fork_trampoline+0x8
> > > --- trap 0x1, eip = 0, esp = 0xd3b38d6c, ebp = 0 ---
> > > db>
> > Creation of mount_zone in vfs_mount_root() failed, no idea why.
> I have been looking into this and its failing on this section of code
> if (keg->uk_flags & UMA_ZFLAG_INTERNAL && keg->uk_recurse != 0)
> if ((zone != slabzone) && (zone != slabrefzone))
> return (NULL);
> I am able to boot now if I add (zone != zones) to the list of checks.
> This only happens on SMP so is there some race?
See also 1178329243.54075.34.camel at vonnegut to current@ which is some
more info about amd64/106186 that is also failing there.
Eric Anholt anholt at FreeBSD.org
eric at anholt.net eric.anholt at intel.com
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