On Tue, Sep 08, 2009 at 12:14:54PM -0700, Boris Derzhavets wrote: > Console drops into the same stack trace in both cases. > Jeremy: Any ideas could some recent change in pv_ops dom0 kernel cause usb stuff to stop working with >4096M of dom0 memory? dom0_mem=4096M works dom0_mem=4097M fails with stacktrace Boris: What was the last kernel that worked without backtraces? Also, does that same kernel work as baremetal (without Xen) ? -- Pasi > > --- On Tue, 9/8/09, Pasi Kärkkäinen <pasik@xxxxxx> wrote: > > From: Pasi Kärkkäinen <pasik@xxxxxx> > Subject: Re: [Xen-devel] Re: Xorg on JF 2.6.31-rc8 with xen 3.5 unstable > To: "Boris Derzhavets" <bderzhavets@xxxxxxxxx> > Cc: "Mark Schloesser" <mark.schloesser@xxxxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, fedora-xen@xxxxxxxxxx > Date: Tuesday, September 8, 2009, 2:49 PM > > On Tue, Sep 08, 2009 at 11:46:05AM -0700, Boris Derzhavets wrote: > > System boots up with dom0_mem=4096M. > > > > Does it boot up with dom0_mem=4097M ? > > How about dom0_mem=6144M ? > > -- Pasi > > > Boris. > > > > --- On Tue, 9/8/09, Pasi Kärkkäinen <pasik@xxxxxx> wrote: > > > > From: Pasi Kärkkäinen <pasik@xxxxxx> > > Subject: Re: [Xen-devel] Re: Xorg on JF 2.6.31-rc8 with xen 3.5 unstable > > To: "Boris Derzhavets" <bderzhavets@xxxxxxxxx> > > Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, fedora-xen@xxxxxxxxxx, "Mark Schloesser" <mark.schloesser@xxxxxxxxxxxxxx> > > Date: Tuesday, September 8, 2009, 1:47 PM > > > > On Tue, Sep 08, 2009 at 10:38:08AM -0700, Boris Derzhavets wrote: > > > Call trace: > > > > > > OK. How much memory you have? > > > > Does it happen with dom0_mem=2048M? Does it happen with dom0_mem=4096M? > > > > -- Pasi > > > > > > > > > > > > > > usb_hc_died + ..... > > > > > > usb_add_hcd +..... > > > > > > usb_hcd_pci_probe + .... > > > > > > do_work_for_cpu + ..... > > > > > > local_pci_probe + ... > > > > > > do_work_for_cpu +..... > > > > > > kthread +..... > > > > > > child_rip+.... > > > > > > restore_args + ..... > > > > > > child_rip + ..... > > > > > > Code : > > > . . . . > > > > > > . . . . > > > > > > > > > > > > RIP [<ffff...c7>] usb_kick_khubd + 0x10/0x25 > > > > > > RSP < ffff ... e0> > > > > > > CR2: 00000...098 > > > > > > > > > > > > ---[ end trace 8219......]---- > > > > > > > > > > > > uhci_hcd 0000:00:1a:0 host controller process error, something bad > > > > > > happened ! > > > > > > uhci_hcd 0000:00:1a:0 host controller halted , very bad > > > > > > uhci_hcd 0000:00:1a:0 HC died, cleaning up > > > > > > > > > --- On Tue, 9/8/09, Pasi Kärkkäinen <pasik@xxxxxx> wrote: > > > > > > From: Pasi Kärkkäinen <pasik@xxxxxx> > > > Subject: Re: [Xen-devel] Re: Xorg on JF 2.6.31-rc8 with xen 3.5 unstable > > > To: "Boris Derzhavets" <bderzhavets@xxxxxxxxx> > > > Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, fedora-xen@xxxxxxxxxx, "Mark Schloesser" <mark.schloesser@xxxxxxxxxxxxxx> > > > Date: Tuesday, September 8, 2009, 12:17 PM > > > > > > On Tue, Sep 08, 2009 at 08:45:29AM -0700, Boris Derzhavets wrote: > > > > Finally, > > > > > > > > title Xen 3.4.1 Fedora 12 (2.6.31-rc8 ) (/dev/sdb1) > > > > > > > > root (hd1,0) > > > > > > > > kernel /xen-3.4.1.gz dom0_mem=1024M > > > > > > > > module /vmlinuz-2.6.31-rc8 ro root=/dev/mapper/vg_fdr12-lv_root console=tty0 > > > > > > > > module /initrd-2.6.31-rc8.img > > > > > > > > I have to specify dom0_mem, otherwise stack trace. > > > > > > > > > > Hmm... what kind of stack trace you get without dom0_mem specified? > > > > > > -- Pasi > > > > > -- Fedora-xen mailing list Fedora-xen@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/fedora-xen
