-sh-4.1# [  164.160601] sysrq: SysRq : Show backtrace of all active CPUs
[  164.164815] Sending NMI to all CPUs:
[  169.221223] s3c-i2c 138d0000.i2c: timeout waiting for bus idle
[  174.175570] NMI backtrace for cpu 1
[  174.177607] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.2.0-next-20150910 #264
[  174.184810] Hardware name: SAMSUNG EXYNOS (Flattened Device Tree)
[  174.190885] task: ee8b0000 ti: ee8b8000 task.ti: ee8b8000
[  174.196266] PC is at cpuidle_enter_state+0x1d4/0x268
[  174.201214] LR is at cpuidle_enter_state+0x1d0/0x268
[  174.206162] pc : [<c0419cb8>]    lr : [<c0419cb4>]    psr: 600f0013
[  174.212411] sp : ee8b9fb0  ip : 00000001  fp : c08eaf38
[  174.217619] r10: c08eaf38  r9 : 00000026  r8 : 3927e343
[  174.222828] r7 : 00000000  r6 : eef77568  r5 : 00000025  r4 : e74ebaa3
[  174.229338] r3 : 00000000  r2 : 2e6c0000  r1 : 00000000  r0 : c0419cb4
[  174.231223] s3c-i2c 138d0000.i2c: timeout waiting for bus idle
[  174.241664] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
[  174.248781] Control: 10c5387d  Table: 6da3404a  DAC: 00000051
[  174.254511] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.2.0-next-20150910 #264
[  174.261714] Hardware name: SAMSUNG EXYNOS (Flattened Device Tree)
[  174.267791] [<c0016630>] (unwind_backtrace) from [<c0013148>] (show_stack+0x10/0x14)
[  174.275516] [<c0013148>] (show_stack) from [<c022371c>] (dump_stack+0x70/0xbc)
[  174.282721] [<c022371c>] (dump_stack) from [<c022781c>] (nmi_cpu_backtrace+0xa4/0xf4)
[  174.290533] [<c022781c>] (nmi_cpu_backtrace) from [<c0015664>] (handle_IPI+0x100/0x1c0)
[  174.298518] [<c0015664>] (handle_IPI) from [<c0009524>] (gic_handle_irq+0x88/0x94)
[  174.306069] [<c0009524>] (gic_handle_irq) from [<c0013cb8>] (__irq_svc+0x58/0x98)
[  174.313533] Exception stack(0xee8b9f60 to 0xee8b9fa8)
[  174.318569] 9f60: c0419cb4 00000000 2e6c0000 00000000 e74ebaa3 00000025 eef77568 00000000
[  174.326729] 9f80: 3927e343 00000026 c08eaf38 c08eaf38 00000001 ee8b9fb0 c0419cb4 c0419cb8
[  174.334885] 9fa0: 600f0013 ffffffff
[  174.338360] [<c0013cb8>] (__irq_svc) from [<c0419cb8>] (cpuidle_enter_state+0x1d4/0x268)
[  174.346433] [<c0419cb8>] (cpuidle_enter_state) from [<c0062a64>] (cpu_startup_entry+0x158/0x26c)
[  174.355198] [<c0062a64>] (cpu_startup_entry) from [<400095cc>] (0x400095cc)
[  174.362141] NMI backtrace for cpu 2
[  174.365615] CPU: 2 PID: 0 Comm: swapper/2 Not tainted 4.2.0-next-20150910 #264
[  174.372818] Hardware name: SAMSUNG EXYNOS (Flattened Device Tree)
[  174.378894] task: ee8b0ac0 ti: ee8ba000 task.ti: ee8ba000
[  174.384275] PC is at cpuidle_enter_state+0x1d4/0x268
[  174.389222] LR is at cpuidle_enter_state+0x1d0/0x268
[  174.394171] pc : [<c0419cb8>]    lr : [<c0419cb4>]    psr: 60030013
[  174.400420] sp : ee8bbfb0  ip : 00000001  fp : c08eaf38
[  174.405628] r10: c08eaf38  r9 : 00000026  r8 : 3927e3c0
[  174.410837] r7 : 00000000  r6 : eef83568  r5 : 00000026  r4 : 1bb82f4a
[  174.417347] r3 : 00000000  r2 : 2e6cc000  r1 : 00000000  r0 : c0419cb4
[  174.423858] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
[  174.430974] Control: 10c5387d  Table: 6ded404a  DAC: 00000051
[  174.436704] CPU: 2 PID: 0 Comm: swapper/2 Not tainted 4.2.0-next-20150910 #264
[  174.443908] Hardware name: SAMSUNG EXYNOS (Flattened Device Tree)
[  174.449985] [<c0016630>] (unwind_backtrace) from [<c0013148>] (show_stack+0x10/0x14)
[  174.457709] [<c0013148>] (show_stack) from [<c022371c>] (dump_stack+0x70/0xbc)
[  174.464914] [<c022371c>] (dump_stack) from [<c022781c>] (nmi_cpu_backtrace+0xa4/0xf4)
[  174.472726] [<c022781c>] (nmi_cpu_backtrace) from [<c0015664>] (handle_IPI+0x100/0x1c0)
[  174.480712] [<c0015664>] (handle_IPI) from [<c0009524>] (gic_handle_irq+0x88/0x94)
[  174.488262] [<c0009524>] (gic_handle_irq) from [<c0013cb8>] (__irq_svc+0x58/0x98)
[  174.495726] Exception stack(0xee8bbf60 to 0xee8bbfa8)
[  174.500762] bf60: c0419cb4 00000000 2e6cc000 00000000 1bb82f4a 00000026 eef83568 00000000
[  174.508921] bf80: 3927e3c0 00000026 c08eaf38 c08eaf38 00000001 ee8bbfb0 c0419cb4 c0419cb8
[  174.517078] bfa0: 60030013 ffffffff
[  174.520553] [<c0013cb8>] (__irq_svc) from [<c0419cb8>] (cpuidle_enter_state+0x1d4/0x268)
[  174.528626] [<c0419cb8>] (cpuidle_enter_state) from [<c0062a64>] (cpu_startup_entry+0x158/0x26c)
[  174.537391] [<c0062a64>] (cpu_startup_entry) from [<400095cc>] (0x400095cc)
[  174.544335] NMI backtrace for cpu 3
[  174.547808] CPU: 3 PID: 0 Comm: swapper/3 Not tainted 4.2.0-next-20150910 #264
[  174.555012] Hardware name: SAMSUNG EXYNOS (Flattened Device Tree)
[  174.561087] task: ee8b1580 ti: ee8bc000 task.ti: ee8bc000
[  174.566468] PC is at cpuidle_enter_state+0x1d4/0x268
[  174.571416] LR is at cpuidle_enter_state+0x1d0/0x268
[  174.576364] pc : [<c0419cb8>]    lr : [<c0419cb4>]    psr: 60060013
[  174.582613] sp : ee8bdfb0  ip : 00000001  fp : c08eaf38
[  174.587821] r10: c08eaf38  r9 : 00000026  r8 : 3927e36d
[  174.593030] r7 : 00000000  r6 : eef8f568  r5 : 00000026  r4 : 38657a62
[  174.599540] r3 : 00000000  r2 : 2e6d8000  r1 : 00000000  r0 : c0419cb4
[  174.606050] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
[  174.613167] Control: 10c5387d  Table: 6dabc04a  DAC: 00000051
[  174.618898] CPU: 3 PID: 0 Comm: swapper/3 Not tainted 4.2.0-next-20150910 #264
[  174.626101] Hardware name: SAMSUNG EXYNOS (Flattened Device Tree)
[  174.632178] [<c0016630>] (unwind_backtrace) from [<c0013148>] (show_stack+0x10/0x14)
[  174.639902] [<c0013148>] (show_stack) from [<c022371c>] (dump_stack+0x70/0xbc)
[  174.647107] [<c022371c>] (dump_stack) from [<c022781c>] (nmi_cpu_backtrace+0xa4/0xf4)
[  174.654919] [<c022781c>] (nmi_cpu_backtrace) from [<c0015664>] (handle_IPI+0x100/0x1c0)
[  174.662905] [<c0015664>] (handle_IPI) from [<c0009524>] (gic_handle_irq+0x88/0x94)
[  174.670456] [<c0009524>] (gic_handle_irq) from [<c0013cb8>] (__irq_svc+0x58/0x98)
[  174.677919] Exception stack(0xee8bdf60 to 0xee8bdfa8)
[  174.682955] df60: c0419cb4 00000000 2e6d8000 00000000 38657a62 00000026 eef8f568 00000000
[  174.691115] df80: 3927e36d 00000026 c08eaf38 c08eaf38 00000001 ee8bdfb0 c0419cb4 c0419cb8
[  174.699271] dfa0: 60060013 ffffffff
[  174.702746] [<c0013cb8>] (__irq_svc) from [<c0419cb8>] (cpuidle_enter_state+0x1d4/0x268)
[  174.710819] [<c0419cb8>] (cpuidle_enter_state) from [<c0062a64>] (cpu_startup_entry+0x158/0x26c)
[  174.719584] [<c0062a64>] (cpu_startup_entry) from [<400095cc>] (0x400095cc)