-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 : [] lr : [] 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] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 174.275516] [] (show_stack) from [] (dump_stack+0x70/0xbc) [ 174.282721] [] (dump_stack) from [] (nmi_cpu_backtrace+0xa4/0xf4) [ 174.290533] [] (nmi_cpu_backtrace) from [] (handle_IPI+0x100/0x1c0) [ 174.298518] [] (handle_IPI) from [] (gic_handle_irq+0x88/0x94) [ 174.306069] [] (gic_handle_irq) from [] (__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] [] (__irq_svc) from [] (cpuidle_enter_state+0x1d4/0x268) [ 174.346433] [] (cpuidle_enter_state) from [] (cpu_startup_entry+0x158/0x26c) [ 174.355198] [] (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 : [] lr : [] 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] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 174.457709] [] (show_stack) from [] (dump_stack+0x70/0xbc) [ 174.464914] [] (dump_stack) from [] (nmi_cpu_backtrace+0xa4/0xf4) [ 174.472726] [] (nmi_cpu_backtrace) from [] (handle_IPI+0x100/0x1c0) [ 174.480712] [] (handle_IPI) from [] (gic_handle_irq+0x88/0x94) [ 174.488262] [] (gic_handle_irq) from [] (__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] [] (__irq_svc) from [] (cpuidle_enter_state+0x1d4/0x268) [ 174.528626] [] (cpuidle_enter_state) from [] (cpu_startup_entry+0x158/0x26c) [ 174.537391] [] (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 : [] lr : [] 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] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) [ 174.639902] [] (show_stack) from [] (dump_stack+0x70/0xbc) [ 174.647107] [] (dump_stack) from [] (nmi_cpu_backtrace+0xa4/0xf4) [ 174.654919] [] (nmi_cpu_backtrace) from [] (handle_IPI+0x100/0x1c0) [ 174.662905] [] (handle_IPI) from [] (gic_handle_irq+0x88/0x94) [ 174.670456] [] (gic_handle_irq) from [] (__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] [] (__irq_svc) from [] (cpuidle_enter_state+0x1d4/0x268) [ 174.710819] [] (cpuidle_enter_state) from [] (cpu_startup_entry+0x158/0x26c) [ 174.719584] [] (cpu_startup_entry) from [<400095cc>] (0x400095cc)