gistfile1.txt

 BUG: soft lockup - CPU#1 stuck for 30s! [wget:2220]
[39108.799286] Modules linked in: nls_iso8859_1 nls_cp437 vfat fat isofs ip_tables x_tables pcnet32 8139cp ne2k_pci 8390 e1000 acpiphp
[39108.799286] CPU 1 
[39108.799286] Modules linked in: nls_iso8859_1 nls_cp437 vfat fat isofs ip_tables x_tables pcnet32 8139cp ne2k_pci 8390 e1000 acpiphp
[39108.799286] 
[39108.799286] Pid: 2220, comm: wget Not tainted 3.2.0-37-virtual #58-Ubuntu OpenStack Foundation OpenStack Nova
[39108.799286] RIP: 0010:[<ffffffff816562d9>]  [<ffffffff816562d9>] _raw_spin_unlock_irqrestore+0x19/0x30
[39108.799286] RSP: 0018:ffff88000a803cf0  EFLAGS: 00000286
[39108.799286] RAX: 0000000000000286 RBX: 0000000000000001 RCX: 0000000000000000
[39108.799286] RDX: 0000000000000004 RSI: 0000000000000286 RDI: 0000000000000286
[39108.799286] RBP: ffff88000a803cf8 R08: ffff88003fd13700 R09: ffff88003e00c400
[39108.799286] R10: 00007fffe04aef9c R11: 0000000000000246 R12: 0000000000000010
[39108.799286] R13: ffffffff81f10000 R14: ffff88003c9cf800 R15: ffff88003bc47b80
[39108.799286] FS:  00007f729c5d06a0(0000) GS:ffff88003fd00000(0000) knlGS:0000000000000000
[39108.799286] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[39108.799286] CR2: 00007fef71d23018 CR3: 000000001168e000 CR4: 00000000000406e0
[39108.799286] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[39108.799286] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[39108.799286] Process wget (pid: 2220, threadinfo ffff88000a802000, task ffff88003cdf16e0)
[39108.799286] Stack:
[39108.799286]  ffffffff81f10000 ffff88000a803d28 ffffffff813d3bfb ffff88000a803d28
[39108.799286]  0000000000000286 0000000000000000 ffff88003c1b0000 ffff88000a803d88
[39108.799286]  ffffffff813d44e9 0000000000000286 ffffffff81f10000 ffff88003c9cf800
[39108.799286] Call Trace:
[39108.799286]  [<ffffffff813d3bfb>] uart_start+0x6b/0x90
[39108.799286]  [<ffffffff813d44e9>] uart_write+0xe9/0x120
[39108.799286]  [<ffffffff813ba95d>] process_output_block+0xad/0x1c0
[39108.799286]  [<ffffffff813bb500>] n_tty_write+0x150/0x2f0
[39108.799286]  [<ffffffff813bf210>] ? tty_ldisc_try+0x50/0x60
[39108.799286]  [<ffffffff8105f370>] ? try_to_wake_up+0x200/0x200
[39108.799286]  [<ffffffff813b7f82>] tty_write+0x152/0x2a0
[39108.799286]  [<ffffffff813bb3b0>] ? process_echoes+0x30/0x30
[39108.799286]  [<ffffffff813b8181>] redirected_tty_write+0xb1/0xc0
[39108.799286]  [<ffffffff811766b3>] vfs_write+0xb3/0x180
[39108.799286]  [<ffffffff811769da>] sys_write+0x4a/0x90
[39108.799286]  [<ffffffff81088031>] ? posix_ktime_get_ts+0x11/0x20
[39108.799286]  [<ffffffff8165e6c2>] system_call_fastpath+0x16/0x1b
[39108.799286] Code: 48 8b 5d f0 4c 8b 65 f8 c9 c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 53 66 66 66 66 90 48 89 f3 e8 ae 79 9e ff 66 90 48 89 df 57 9d <66> 66 90 66 90 5b 5d c3 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 
[39108.799286] Call Trace:
[39108.799286]  [<ffffffff813d3bfb>] uart_start+0x6b/0x90
[39108.799286]  [<ffffffff813d44e9>] uart_write+0xe9/0x120
[39108.799286]  [<ffffffff813ba95d>] process_output_block+0xad/0x1c0
[39108.799286]  [<ffffffff813bb500>] n_tty_write+0x150/0x2f0
[39108.799286]  [<ffffffff813bf210>] ? tty_ldisc_try+0x50/0x60
[39108.799286]  [<ffffffff8105f370>] ? try_to_wake_up+0x200/0x200
[39108.799286]  [<ffffffff813b7f82>] tty_write+0x152/0x2a0
[39108.799286]  [<ffffffff813bb3b0>] ? process_echoes+0x30/0x30
[39108.799286]  [<ffffffff813b8181>] redirected_tty_write+0xb1/0xc0
[39108.799286]  [<ffffffff811766b3>] vfs_write+0xb3/0x180
[39108.799286]  [<ffffffff811769da>] sys_write+0x4a/0x90
[39108.799286]  [<ffffffff81088031>] ? posix_ktime_get_ts+0x11/0x20
[39108.799286]  [<ffffffff8165e6c2>] system_call_fastpath+0x16/0x1b