[Xen-devel] oops on domain shutdown w/ current tree

[Rik van Riel <riel@xxxxxxxxxx>]

With today's tree, I get the following oops on domain shutdown.
Any recent code changes in the network code ? ;)

Nov 30 13:48:07 localhost kernel: slab error in cache_free_debugcheck(): cache 
`size-1620': double free, or memory outside object was overwritten
Nov 30 13:48:07 localhost kernel:  [<c01500ed>] cache_free_debugcheck+0xc7/0x1a1
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c0150e86>] kfree+0x55/0xa6
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c024668c>] netif_destroy+0x72/0x7f
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c024668c>] netif_destroy+0x72/0x7f
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c0246246>] netif_ctrlif_rx+0x42/0x82
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c0108631>] __ctrl_if_rxmsg_deferred+0x3f/0x4b
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c01366cc>] worker_thread+0x247/0x390
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c01085f2>] __ctrl_if_rxmsg_deferred+0x0/0x4b
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c011d46a>] default_wake_function+0x0/0x12
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c011d46a>] default_wake_function+0x0/0x12
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c0136485>] worker_thread+0x0/0x390
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c013bfa6>] kthread+0x6d/0x97
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c013bf39>] kthread+0x0/0x97
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c010f9f1>] kernel_thread_helper+0x5/0xb
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel: c27d201c: redzone 1: 0x0, redzone 2: 0x6b6b6b6b.
Nov 30 13:48:07 localhost kernel: ------------[ cut here ]------------
Nov 30 13:48:07 localhost kernel: kernel BUG at mm/slab.c:1901!
Nov 30 13:48:07 localhost kernel: invalid operand: 0000 [#1]
Nov 30 13:48:07 localhost kernel: Modules linked in: loop bridge atm autofs4 ds 
yenta_socket pcmcia_core sunrpc e100 mii md5 ipv6 sg scsi_mod dm_mod uhci_hcd 
ehci_hcd ext3 jbd
Nov 30 13:48:07 localhost kernel: CPU:    0
Nov 30 13:48:07 localhost kernel: EIP:    0061:[<c0150168>]    Not tainted VLI
Nov 30 13:48:07 localhost kernel: EFLAGS: 00011202   (2.6.9-1.1007_FC4.rielxen0) 
Nov 30 13:48:07 localhost kernel: EIP is at cache_free_debugcheck+0x142/0x1a1
Nov 30 13:48:07 localhost kernel: eax: c27d2000   ebx: c27d2000   ecx: 00000660 
  edx: 0000001c
Nov 30 13:48:07 localhost kernel: esi: c27d201c   edi: c04c0c40   ebp: c04dd064 
  esp: c11a3f04
Nov 30 13:48:07 localhost kernel: ds: 007b   es: 007b   ss: 0069
Nov 30 13:48:07 localhost kernel: Process events/0 (pid: 3, threadinfo=c11a3000 
task=c11b6bb0)
Nov 30 13:48:07 localhost kernel: Stack: c04c0c40 c04dd054 c27d2020 c0150e86 c04c0c40 c27d2020 c024668c 00000000 
Nov 30 13:48:07 localhost kernel:        c27d22a0 c03cf044 00000001 c04d9254 c024668c c27d2020 c27d2020 c03cf040 
Nov 30 13:48:07 localhost kernel:        00000000 00000000 c0246246 c03cf044 0000000a c0108631 c03cf040 00000000 
Nov 30 13:48:07 localhost kernel: Call Trace:
Nov 30 13:48:07 localhost kernel:  [<c0150e86>] kfree+0x55/0xa6
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c024668c>] netif_destroy+0x72/0x7f
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c024668c>] netif_destroy+0x72/0x7f
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c0246246>] netif_ctrlif_rx+0x42/0x82
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c0108631>] __ctrl_if_rxmsg_deferred+0x3f/0x4b
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c01366cc>] worker_thread+0x247/0x390
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c01085f2>] __ctrl_if_rxmsg_deferred+0x0/0x4b
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c011d46a>] default_wake_function+0x0/0x12
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c011d46a>] default_wake_function+0x0/0x12
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c0136485>] worker_thread+0x0/0x390
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c013bfa6>] kthread+0x6d/0x97
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c013bf39>] kthread+0x0/0x97
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel:  [<c010f9f1>] kernel_thread_helper+0x5/0xb
Nov 30 13:48:07 localhost kernel: 
Nov 30 13:48:07 localhost kernel: Code: 24 20 89 10 59 58 8b 5b 0c 89 f0 31 d2 8b 4f 34 29 d8 f7 f1 3b 47 3c 72 08 0f 0b 6c 07 25 bf 31 c0 0f af c1 8d 04 18 39 c6 74 08 <0f> 0b 6d 07 25 bf 31 c0 f6 47 39 02 74 15 6a 05 57 57 e8 e5 e3 
Nov 30 13:48:07 localhost net.agent[2412]: remove event not handled

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