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[Xen-devel] kernel BUG at mm/slab.c:532! -- Xen 3.4.1, 2.6.31-rc6




About 50% of the time when my system books I get:

[   29.707027] kernel BUG at mm/slab.c:532!
[   29.707027] invalid opcode: 0000 [#1] PREEMPT SMP
[   29.707027] last sysfs file: /sys/devices/virtual/net/bond0.2/address
[   29.707027] CPU 0
[ 29.707027] Modules linked in: 8021q bonding bridge stp llc igb rng_core [last unloaded: scsi_wait_scan]
[   29.707027] Pid: 12, comm: events/0 Not tainted 2.6.31-rc6 #3 X7DW3
[ 29.707027] RIP: e030:[<ffffffff810c97c1>] [<ffffffff810c97c1>] free_block+0x41/0x103
[   29.707027] RSP: e02b:ffff8803ea125d60  EFLAGS: 00010046
[ 29.707027] RAX: ffffea0000052748 RBX: ffff8803e83a7800 RCX: 0000000000000000 [ 29.707027] RDX: ffffffff8178fce0 RSI: ffff8803e5588c18 RDI: ffffffff8178fce0 [ 29.707027] RBP: ffff8803ea125da0 R08: 0000000000000000 R09: ffff8803e555f940 [ 29.707027] R10: 0000000000000000 R11: ffff8803e7a91d30 R12: 0000000000000001 [ 29.707027] R13: 0000000000000000 R14: ffff8803e5588c18 R15: 000000000000004c [ 29.707027] FS: 00007f6300bec6f0(0000) GS:ffffc90000000000(0000) knlGS:0000000000000000
[   29.707027] CS:  e033 DS: 0000 ES: 0000 CR0: 000000008005003b
[ 29.707027] CR2: 0000003c2eaf5000 CR3: 00000003e89a6000 CR4: 0000000000002660 [ 29.707027] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 29.707027] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 29.707027] Process events/0 (pid: 12, threadinfo ffff8803ea124000, task ffff8803ea10c860)
[   29.707027] Stack:
[ 29.707027] ffff8803e897b080 ffffffff8178fce0 0000000000000002 ffff8803e5588c00 [ 29.707027] <0> ffff8803e83a7800 ffff8803e7a7b280 0000000000000001 ffff8803e5588c18 [ 29.707027] <0> ffff8803ea125df0 ffffffff810c9a19 ffff8803e897b080 ffffffff00000000
[   29.707027] Call Trace:
[   29.707027]  [<ffffffff810c9a19>] drain_array+0x9e/0xd1
[   29.707027]  [<ffffffff810c9ef5>] cache_reap+0xe6/0x20a
[   29.707027]  [<ffffffff81050313>] ? mod_timer+0x1e/0x20
[   29.707027]  [<ffffffffa00080f8>] ? igb_watchdog_task+0x320/0x32d [igb]
[   29.707027]  [<ffffffff810c9e0f>] ? cache_reap+0x0/0x20a
[   29.707027]  [<ffffffff810568a3>] worker_thread+0x1d0/0x278
[   29.707027]  [<ffffffff8105af43>] ? autoremove_wake_function+0x0/0x34
[   29.707027]  [<ffffffff814c55b1>] ? _spin_unlock_irqrestore+0x32/0x3d
[   29.707027]  [<ffffffff810566d3>] ? worker_thread+0x0/0x278
[   29.707027]  [<ffffffff8105ab71>] kthread+0x8c/0x94
[   29.707027]  [<ffffffff81012c3a>] child_rip+0xa/0x20
[   29.707027]  [<ffffffff81011de7>] ? int_ret_from_sys_call+0x7/0x1b
[   29.707027]  [<ffffffff810125a1>] ? retint_restore_args+0x5/0x6
[   29.707027]  [<ffffffff81012c30>] ? child_rip+0x0/0x20
[ 29.707027] Code: 45 31 ed 53 41 89 d4 48 83 ec 18 48 89 fb e9 c2 00 00 00 49 8b 16 48 89 d7 48 89 55 c8 e8 46 ee ff ff 48 8b 55 c8 80 38 00 78 04 <0f> 0b eb fe 48 8b 70 30 4a 8b 44 fb 08 48 8b 4e 08 48 8b 3e 48
[   29.707027] RIP  [<ffffffff810c97c1>] free_block+0x41/0x103
[   29.707027]  RSP <ffff8803ea125d60>
[   29.707027] ---[ end trace cb423cba23322410 ]---



<>
Nathan Stratton                                CTO, BlinkMind, Inc.
nathan at robotics.net                         nathan at blinkmind.com
http://www.robotics.net                        http://www.blinkmind.com

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