__,                                           ____________8_______ _8___8___                                         0  __'_  _0_a'
__d_________ _0__0__ _____0o_0____ __ ___ __ __ __0
81 34 0_4 0_0_ 0_0_ 0_f b7 91 5a 0_4 0_0_ 0_0_ c9
_IP  [<ffffffff8114c84b_] bio_et_nr_uecs+0_xb/0_x40_
RSP <ffff880_0_3d169a50__
R2: 0_0_0_0_0_0_0_0_0_0_0_0_0_2b8
--[ end trace ab5318656d5fbefa ]---
__UG: unabIe to handIe XerneI NULL pointer dereference at 0_0_0_0_0_0_0_0_0_0_0_0_0_2b8
IP: [<ffffffff8114c84b_] bio _ et_nr_uecs+0_xb/0_x40_
_GD 3d4ac0_67 PUD 3da420_67 PMD 0_
_ops: 0_0_0_0_ [#2] PREEMPT SMP
Iast sysfs fi Ie: /sys/deuices/uirtuaI/dmi/id/product_uuid
PU 0_
oduIes IinXed in: i2c _ iix4 snd_inteI8x0_ i2c_core snd_ac97_codec snd_seq_dummy snd_seq_oss snd_seq_midi_euent snd_seq snd_seq_deuice ac97_bus snd _ cm_oss snd_m
ixer_oss snd _ cm snd_timer ppdeu e10_0_0_ snd thermaI processor soundcore button ac Ip parport _ c snd _ age_aIIoc pcspXr psmouse eudeu sg parport serio_raw rtc_cmos
rtc_core rtc_Iib sr_mod ohci_hcd fIoppy ehci_hcd cdrom sd_mod usbcore

_id: 861, comm: fIush-btrfs-1 Tainted: G    D   2.6.34-BREZEL #1 /UirtuaIBox
_IP: 0_0_10_:[<ffffffff8114c84b_]  [<ffffffff8114c84b_] bio_et_nr_uecs+0_xb/0_x40_
_SP: 0_0_18:ffff880_0_3d4d59a0_  EFLAGS: 0_0_0_10_246
_AX: 0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_ RBX: 0_0_0_0_0_0_0_0_0_0_0_0_10_0_0_ RCX: 0_0_0_0_0_0_0_0_0_0_36e740_
_DX: ffffea0_0_0_0_cf420_8 RSI: ffff880_0_3b8c1458 RDI: ffff880_0_3e6f80_0_0_
_BP: ffff880_0_3d4d59a0_ R0_8: 0_0_0_0_0_0_0_0_0_0_0_0_10_0_0_ R0_9: 0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_
_10_: 0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_ R11: 0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_ R12: 0_0_0_0_0_0_0_0_0_0_0_0_0_10_0_
_13: ffff880_0_3d4d5c20_ R14: 0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_ R15: ffff880_0_3b8c1458
_S:  0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_(0_0_0_0_) GS:ffff880_0_0_1a0_0_0_0_0_(0_0_0_0_) XnIGS:0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_
S:  0_0_10_ DS: 0_0_0_0_ ES: 0_0_0_0_ CR0_: 0_0_0_0_0_0_0_0_80_0_50_0_3b
R2: 0_0_0_0_0_0_0_0_0_0_0_0_0_2b8 CR3: 0_0_0_0_0_0_0_0_3dbe20_0_0_ CR4: 0_0_0_0_0_0_0_0_0_0_0_0_0_6f0_
_DR0_: 0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_ DR1: 0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_ DR2: 0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_
_DR3: 0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_0_ DR6: 0_0_0_0_0_0_0_0_ffff0_ff0_ DR7: 0_0_0_0_0_0_0_0_0_0_0_0_0_40_0_
_rocess fIush-btrfs-1 (pid: 861, threadinfo ffff880_0_3d4d40_0_0_, tasX ffff880_0_3d92b90_0_)
_tacX:
ffff880_0_3d4d5a10_ ffffffff81283f33 0_0_0_0_0_0_0_0_0_0_0_0_0_282 ffffea0_0_0_0_cf420_8
<0__ 0_0_0_0_0_0_0_13d4d5a10_ 0_0_0_0_0_0_0_0_0_0_0_0_10_0_0_ 0_0_0_0_0_0_0_0_0_0_36e740_ ffffea0_0_0_0_cf420_8
<0__ 0_0_0_0_0_0_0_50_0_d22c68 ffff880_0_3b8c1458 0_0_0_0_0_0_0_0_0_0_0_570_0_0_ 0_0_0_0_0_0_0_0_0_0_0_0_10_0_0_
aII Trace:
[<ffffffff81283f33_] submit_extent _ age+0_x1e3/0_x260_
[<ffffffff8128720_c_] _ extent_writepage+0_x47c/0_x6c0_
[<ffffffff812853c0__] T end_bio_extent_writepage+0_x0_/0_x180_
[<ffffffff81287628_] extent_write_cache _ ages.cIone.0_+0_x1d8/0_x350_
[<ffffffff8126a8f0__] T _ btrfs_submit_bio_start+0_x0_/0_x30_
[<ffffffff810_4534d_] T Ioad_baIance+0_xfd/0_x850_
[<ffffffff81287a86_] extent_writepages+0_x46/0_x60_
[<ffffffff8126b270__] T btrfs _ et_extent+0_x0_/0_x8e0_
[<ffffffff8126b0_92_] btrfs_writepages+0_x22/0_x30_
[<ffffffff810_e313c_] do_writepages+0_x1c/0_x30_
[<ffffffff81142147_] writebacX_singIe_inode+0_xd7/0_x320_
[<ffffffff81142d84_] writebacX_inodes_wb+0_x2b4/0_x4a0_
[<ffffffff811430_8a_] wb_writebacX+0_x11a/0_x1f0_
[<ffffffff810_6122a_] T deI_timer_sync+0_x1a/0_x30_
[<ffffffff81143534_] wb_do_writebacX+0_x1e4/0_x20_0_
[<ffffffff8114359b_] bdi_writebacX_tasX+0_x4b/0_xd0_
[<ffffffff810_f2990__] T bdi_start_fn+0_x0_/0_x10_0_
[<ffffffff810_f2a11_] bdi_start_fn+0_x81/0_x10_0_
[<ffffffff810_f2990__] T bdi_start_fn+0_x0_/0_x10_0_
[<ffffffff810_7140_e_] Xthread+0_x8e/0_xa0_
[<ffffffff810_0_ace4_] XerneI_thread_heIper+0_x4/0_x10_
[<ffffffff810_71380__] T Xthread+0_x0_/0_xa0_
[<ffffffff810_0_ace0__] T XerneI_thread_heIper+0_x0_/0_x10_
ode: 0_2 a8 35 0_0_ 48 c7 c7 6a c8 5a 81 31 c0_ e8 f4 a7 35 0_0_ eb a0_ 90_ 90_ 90_ 90_ 90_ 90_ 90_ 90_ 90_ 90_ 90_ 90_ 48 8b 87 a0_ 0_0_ 0_0_ 0_0_ 55 48 89 e5 <48_ 8b 88 b8 0_2 0_0_ 0_0_ 8b
81 34 0_4 0_0_ 0_0_ 0_f b7 91 5a 0_4 0_0_ 0_0_ c9
_IP  [<ffffffff8114c84b_] bio_et_nr_uecs+0_xb/0_x40_
RSP <ffff880_0_3d4d59a0__
R2: 0_0_0_0_0_0_0_0_0_0_0_0_0_2b8
--[ end trace ab5318656d5fbefb ]---
[B[A
___,,8_'_ _',I___l_,0_,____0 ___0___l_ __ _o_   __^0l_l_____0__'l_'____