Linux 酱油师: CPU: 1 PID: 0 Comm: swapper/1 Tainted: G O 3.10.0_hi3536 #8 [] (unwind_backtrace+0x0/0xf4) from [] (show_stack+0x10/0x14) [] (show_stack+0x10/0x14) from [] (handle_IPI+0xf8/0x1b0) [] (handle_IPI+0xf8/0x1b0) from [] (gic_handle_irq+0x88/0x8c) [] (gic_handle_irq+0x88/0x8c) from [] (__irq_svc+0x40/0x50) Exception stack(0xef077d18 to 0xef077d60) 7d00: c072eb40 a0000113 7d20: c072eb40 0000a3ce c072eb40 ffffffff edf697fc ef076038 c0434dac ef012a14 7d40: edf697e0 ef012000 00000000 ef077d60 c0032238 c05296e0 60000113 ffffffff [] (__irq_svc+0x40/0x50) from [] (_raw_spin_unlock_irqrestore+0x1c/0x20) [] (_raw_spin_unlock_irqrestore+0x1c/0x20) from [] (try_to_del_timer_sync+0x48/0x5c) [] (try_to_del_timer_sync+0x48/0x5c) from [] (del_timer_sync+0x40/0x60) [] (del_timer_sync+0x40/0x60) fr