Default [BUGREPORT] stock kernel 3.4.0-perf-g32ce454

Hi, i think that there is a network-related bug in stock kernel.
Phone reboots very often, when in stamina mode is on
Here is part oflast_kmsg:
Code:
[  440.537078] active wake lock mmc1_detect
[  440.537475] active wake lock msm_hsic_host
[  440.537689] active wake lock alarm, time left 497
[  440.589263] skb_under_panic: text:c04dd4e8 len:66 put:6 head:cd3af000 data:cd3aeffa tail:0xcd3af03c end:0xcd3af140 dev:rmnet_usb0
[  440.589874] ------------[ cut here ]------------
[  440.590332] kernel BUG at /home/hudsonslave/root/workspace/offbuild_lagan-1.3_android_matrix/HUDSON_PRODUCT/yuga/HUDSON_VARIANT/user/label/CM-12/kernel/net/core/skbuff.c:146!
[  440.590789] Internal error: Oops - BUG: 0 [#1] PREEMPT SMP ARM
[  440.591247] Modules linked in: wlan(O) texfat(PO) cfg80211
[  440.592376] CPU: 0    Tainted: P        W  O  (3.4.0-perf-g32ce454 #1)
[  440.592803] PC is at skb_push+0x6c/0x80
[  440.593017] LR is at skb_push+0x6c/0x80
"head:cd3af000 data:cd3aeffa" - data before head ??? What might cause that???
Siemens S4>Siemens C25>Siemens C35i>SE T68i>SE T630>NEC E616>SE K750>SE C702>SE Hazel>SE Xperia Neo V>Sony Xperia S>Xperia Z & Pentagram Quadra7 US->Xperia Z2 & Motorola Defy Mini
My apps: https://play.google.com/store/apps/d...usz+Szafraniec