[Xen-devel] Direct Ethernet Connection Bug (3.0.4-1)

[Timo Benk <timo.benk@xxxxxx>]

Hello,

i am trying to configure a direct ethernet connection between two Domain-Us:

If i start the Domain with the frontend-Device-Driver, i get the following
log message inside the domain hosting the backend-device-driver:

Feb  2 12:53:04 xendom1 kernel: ------------[ cut here ]------------
Feb  2 12:53:04 xendom1 kernel: kernel BUG at 
drivers/xen/netback/interface.c:205!
Feb  2 12:53:04 xendom1 kernel: invalid opcode: 0000 [#1]
Feb  2 12:53:04 xendom1 kernel: SMP
Feb  2 12:53:04 xendom1 kernel: Modules linked in: netbk xenbus_be ipv6 dm_mod
Feb  2 12:53:04 xendom1 kernel: CPU:    0
Feb  2 12:53:04 xendom1 kernel: EIP:    0061:[<e1117832>]    Tainted: GF     VLI
Feb  2 12:53:04 xendom1 kernel: EFLAGS: 00210286   (2.6.16.38-xenU #1)
Feb  2 12:53:04 xendom1 kernel: EIP is at netif_map+0x292/0x2e0 [netbk]
Feb  2 12:53:04 xendom1 kernel: eax: c0647ee0   ebx: 00000000   ecx: ffffffff   
edx: 00000001
Feb  2 12:53:04 xendom1 kernel: esi: 0000020a   edi: 0000020b   ebp: cca49b80   
esp: cfdade7c
Feb  2 12:53:04 xendom1 kernel: ds: 007b   es: 007b   ss: 0069
Feb  2 12:53:04 xendom1 kernel: Process xenwatch (pid: 8, threadinfo=cfdac000 
task=c095a570)
Feb  2 12:53:04 xendom1 kernel: Stack: <0>fffffffe c032dbe8 cf8147c0 00000002 
ffffffff 00000000 00000000 cfdade9c
Feb  2 12:53:04 xendom1 kernel:        e10f6000 00000000 00000002 0000020a 
c0250008 00000001 00000000 cf8147c0
Feb  2 12:53:04 xendom1 kernel:        cf8147c0 fffffffe 00000000 00000001 
c0258db3 00000000 c1602400 cf864940
Feb  2 12:53:04 xendom1 kernel: Call Trace:
Feb  2 12:53:04 xendom1 kernel:  [<c0250008>] redo_format+0xe8/0x230
Feb  2 12:53:04 xendom1 kernel:  [<c0258db3>] xenbus_read+0x43/0x60
Feb  2 12:53:04 xendom1 kernel:  [<c02591ad>] xenbus_scanf+0x1d/0x60
Feb  2 12:53:04 xendom1 kernel:  [<e1116a5c>] frontend_changed+0x23c/0x670 
[netbk]
Feb  2 12:53:04 xendom1 kernel:  [<c025a548>] otherend_changed+0xa8/0xb0
Feb  2 12:53:04 xendom1 kernel:  [<c0259290>] xenwatch_thread+0x0/0x180
Feb  2 12:53:04 xendom1 kernel:  [<c02587d2>] xenwatch_handle_callback+0x12/0x50
Feb  2 12:53:04 xendom1 kernel:  [<c02593f6>] xenwatch_thread+0x166/0x180
Feb  2 12:53:04 xendom1 kernel:  [<c02587c0>] xenwatch_handle_callback+0x0/0x50
Feb  2 12:53:04 xendom1 kernel:  [<c0130810>] autoremove_wake_function+0x0/0x50
Feb  2 12:53:04 xendom1 kernel:  [<c013058b>] kthread+0xab/0xe0
Feb  2 12:53:04 xendom1 kernel:  [<c01304e0>] kthread+0x0/0xe0
Feb  2 12:53:04 xendom1 kernel:  [<c0102b45>] kernel_thread_helper+0x5/0x10
Feb  2 12:53:04 xendom1 kernel: Code: 95 fb ff ff e8 50 33 18 df e9 ad fd ff ff 
89 e8 e8 b4 f8 ff ff 8d 74 26 00 e9 dc fe ff ff 0f 0b dd 00 48 7d 11 e1 e9 c2 
fe ff ff <0f> 0b cd 00 48 7d 11 e1 e9 31 fe ff ff 8d 44 24 44 b9 06 00 00

Greetings,
-timo
-- 
Timo Benk - Jabber ID: fry@xxxxxxxxxxxx - ICQ ID: #414944731
PGP Public Key: http://m28s01.vlinux.de/timo_benk_gpg_key.asc


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