[Xen-bugs] [Bug 1631] New: netchannel2 call trace

[bugzilla-daemon@xxxxxxxxxxxxxxxxxxx]

http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1631

           Summary: netchannel2 call trace
           Product: Xen
           Version: unstable
          Platform: Other
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: Unspecified
        AssignedTo: xen-bugs@xxxxxxxxxxxxxxxxxxx
        ReportedBy: darkbasic4@xxxxxxxxx


Here is what I can read in the domU console if I use netchannel2 (vif2 instead
of vif). Networking works fine.
Please see this bug for other info like kernel config, xen version and domU
config:
http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1628

Both domU and dom0 have udev 151-3.



[    0.036235] XENBUS: Device with no driver: device/vbd/768
[    0.036239] XENBUS: Device with no driver: device/vif2/0
[    0.036242] XENBUS: Device with no driver: device/console/0
[    0.036254] drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
[    0.036269] Initalizing network drop monitor service
[    0.036330] Freeing unused kernel memory: 684k freed
[    0.036440] Write protecting the kernel read-only data: 4684k
Loading, please wait...
mount: mounting none on /dev failed: No such device
W: devtmpfs not available, falling back to tmpfs for /dev
[    0.088514] blkfront: xvda: barriers enabled
[    0.088690]  xvda: xvda1
[    0.099878] ------------[ cut here ]------------
[    0.099888] WARNING: at include/xen/xenbus.h:114 netfront2_init+0x32/0x65
[netchannel2]()
[    0.099893] Modules linked in: netchannel2(+) xen_blkfront(+)
[    0.099901] Pid: 79, comm: modprobe Not tainted 2.6.31.13 #1
[    0.099905] Call Trace:
[    0.099912]  [<ffffffff8105a592>] ? warn_slowpath_common+0x84/0xb2
[    0.099920]  [<ffffffffa001a000>] ? netchan2_init+0x0/0x56 [netchannel2]
[    0.099927]  [<ffffffffa001a166>] ? netfront2_init+0x32/0x65 [netchannel2]
[    0.099934]  [<ffffffff8100eddf>] ? xen_restore_fl_direct_end+0x0/0x1
[    0.099941]  [<ffffffffa001a022>] ? netchan2_init+0x22/0x56 [netchannel2]
[    0.099948]  [<ffffffff8107976f>] ? __blocking_notifier_call_chain+0x66/0x86
[    0.099954]  [<ffffffff8100a0a5>] ? do_one_initcall+0x77/0x1a5
[    0.099960]  [<ffffffff8108d0cb>] ? sys_init_module+0xda/0x223
[    0.099965]  [<ffffffff81013e02>] ? system_call_fastpath+0x16/0x1b
[    0.100005] ---[ end trace 0096b684e110185e ]---
[    0.236292] NOHZ: local_softirq_pending 08
[    0.328057] ------------[ cut here ]------------
[    0.328074] WARNING: at include/xen/xenbus.h:124 netback2_init+0x57/0xb0
[netchannel2]()
[    0.328083] Modules linked in: netchannel2(+) xen_blkfront
[    0.328097] Pid: 79, comm: modprobe Tainted: G        W  2.6.31.13 #1
[    0.328104] Call Trace:
[    0.328114]  [<ffffffff8105a592>] ? warn_slowpath_common+0x84/0xb2
[    0.328127]  [<ffffffffa001a0db>] ? netback2_init+0x57/0xb0 [netchannel2]
[    0.328137]  [<ffffffff8100eddf>] ? xen_restore_fl_direct_end+0x0/0x1
[    0.328150]  [<ffffffffa001a000>] ? netchan2_init+0x0/0x56 [netchannel2]
[    0.328162]  [<ffffffffa001a02b>] ? netchan2_init+0x2b/0x56 [netchannel2]
[    0.328172]  [<ffffffff8107976f>] ? __blocking_notifier_call_chain+0x66/0x86
[    0.328182]  [<ffffffff8100a0a5>] ? do_one_initcall+0x77/0x1a5
[    0.328191]  [<ffffffff8108d0cb>] ? sys_init_module+0xda/0x223
[    0.328200]  [<ffffffff81013e02>] ? system_call_fastpath+0x16/0x1b
[    0.328208] ---[ end trace 0096b684e110185f ]---
Begin: Loading essential drivers ... done.


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