3399网卡偶现崩溃
测试场景：3399开发板 usb3.0通过 usb网卡转rj45 连一台PC, 网口连另一台PC；3399上配转发，让两台PC可以互通；PC之间TCP/UDP 切换反复打流测试；偶现网卡crash。有同学遇到过这种问题吗？请求帮助解决：
NETDEV WATCHDOG: eth0 (rk_gmac-dwmac): transmit queue 0 timed out
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WARNING: at net/sched/sch_generic.c:306
Modules linked in:
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.4.189 #246
Hardware name: Forlinx OK3399 Board(Linux) (DT)
task: ffffff8008ffbe10 task.stack: ffffff8008fe0000
PC is at dev_watchdog+0x1e4/0x234
LR is at dev_watchdog+0x1e4/0x234
pc : [<ffffff8008872258>] lr : [<ffffff8008872258>] pstate: 20000145
sp : ffffffc07fee3de0
x29: ffffffc07fee3de0 x28: ffffff8009113000
x27: ffffffc07fee3ed8 x26: 00000000ffffffff
x25: 0000000000000000 x24: ffffffc07c557680
x23: 0000000000000001 x22: ffffff8009113000
x21: ffffffc07c7683e0 x20: 0000000000000000
x19: ffffffc07c768000 x18: ffffff8089157857
x17: 0000000000000000 x16: 0000000000000000
x15: 0000000000000000 x14: 756f2064656d6974
x13: 2030206575657571 x12: 2074696d736e6172
x11: 74203a2963616d77 x10: 642d63616d675f6b
x9 : 7228203068746520 x8 : ffffff800835b5d0
x7 : ffffff800905b938 x6 : 0000000000000051
x5 : 0000000000000001 x4 : 0000000000000000
x3 : 0000000000000000 x2 : 0000000000000040
x1 : 0000000000000006 x0 : 0000000000000041
您使用的是飞凌的USB转网口模块吗，使用的是什么系统？
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