Description of problem: 虚拟机中打印超时调用栈: [ 484.189605] Call Trace: [ 484.189618] [<9000000004b201d4>] __schedule+0x314/0x900 [ 484.191118] [<9000000004b20818>] schedule+0x58/0xc0 [ 484.191889] [<9000000003e87ce0>] xlog_cil_order_write+0x160/0x1e0 [ 484.192717] [<9000000003e889c0>] xlog_cil_push_work+0x520/0x7c0 [ 484.193550] [<9000000003835898>] process_one_work+0x178/0x3c0 [ 484.194356] [<900000000383661c>] worker_thread+0x25c/0x480 [ 484.195387] [<900000000384153c>] kthread+0xfc/0x120 [ 484.196177] [<90000000037d1f08>] ret_from_kernel_thread+0xc/0xa4 Version-Release number of selected component (if applicable): How reproducible: Steps to Reproduce: 1.在x86物理机上创建x86虚拟机 2.在虚拟机中运行iozone测试 3.观察dmesg发现有调用栈打印 Actual results: Expected results: Additional info: