在进行telentd时，出现了内核警告打印

本帖最后由 MiSign 于 2019-7-17 16:21 编辑

启动时加载了某厂的4G模块，然后运行一段时间后，终端出现了内核警告打印。打印如下。
[15:16:14]------------[ cut here ]------------
[15:16:14]WARNING: at kernel/softirq.c:159 local_bh_enable+0x9c/0xc4()
[15:16:14]Modules linked in: GobiNet reg_ctrl hi3520D_adec(P) hi3520D_aenc(P) hi3520D_ao(P) hi3520D_ai(P) hi3520D_sio(P) nvp6114_ex gpioi2c hi3520D_hdmi(P) hi3520D_vfmw(P) hi3520D_vdec(P) hifb(P) vcmp(P) hi3520D_region(P) hi3520D_vda(P) hi3520D_ive(P) hi3520D_vpss(P) hi3520D_vou(P) hi3520D_viu(P) hi3520D_jpege(P) hi3520D_rc(P) hi3520D_h264e(P) hi3520D_chnl(P) hi3520D_group(P) hi3520D_venc(P) hi3520D_dsu(P) hi3520D_tde(P) hi3520D_sys(P) hi3520D_base(P) hiuser mmz [last unloaded: gpioi2c]
[15:16:14]Backtrace:
[15:16:14][] (dump_backtrace+0x0/0x110) from [] (dump_stack+0x18/0x1c)
[15:16:14] r6:0000009f r5:c00396f8 r4:00000000 r3:60000193
[15:16:14][] (dump_stack+0x0/0x1c) from [] (warn_slowpath_common+0x5c/0x6c)
[15:16:14][] (warn_slowpath_common+0x0/0x6c) from [] (warn_slowpath_null+0x24/0x2c)
[15:16:14] r8:c043aecc r7:c03de000 r6:c784a3c4 r5:0000236c r4:c043a520
[15:16:14]r3:00000009
[15:16:14][] (warn_slowpath_null+0x0/0x2c) from [] (local_bh_enable+0x9c/0xc4)
[15:16:14][] (local_bh_enable+0x0/0xc4) from [] (destroy_conntrack+0x94/0xdc)
[15:16:14] r4:c63d6798 r3:c0443b9c
[15:16:15][] (destroy_conntrack+0x0/0xdc) from [] (nf_conntrack_destroy+0x24/0x38)
[15:16:15] r4:c617f6c0 r3:c028ea6c
[15:16:15][] (nf_conntrack_destroy+0x0/0x38) from [] (skb_release_head_state+0x98/0xcc)
[15:16:15][] (skb_release_head_state+0x0/0xcc) from [] (__kfree_skb+0x14/0xd0)
[15:16:15] r4:c617f6c0 r3:00000001
[15:16:15][] (__kfree_skb+0x0/0xd0) from [] (kfree_skb+0x28/0x4c)
[15:16:15] r4:c784a340 r3:00000001
[15:16:15][] (kfree_skb+0x0/0x4c) from [] (hieth_xmit_release_skb+0x4c/0x118)
[15:16:15][] (hieth_xmit_release_skb+0x0/0x118) from [] (hieth_monitor_func+0x34/0x5c)
[15:16:15] r6:c03e5e00 r5:c784a340 r4:c784a000 r3:c89a0000
[15:16:15][] (hieth_monitor_func+0x0/0x5c) from [] (run_timer_softirq+0x134/0x238)
[15:16:15] r5:c043a6c0 r4:c03dfe98
[15:16:15][] (run_timer_softirq+0x0/0x238) from [] (__do_softirq+0xa0/0x14c)
[15:16:15][] (__do_softirq+0x0/0x14c) from [] (irq_exit+0x4c/0x50)
[15:16:15][] (irq_exit+0x0/0x50) from [] (asm_do_IRQ+0x44/0x8c)
[15:16:15][] (asm_do_IRQ+0x0/0x8c) from [] (__irq_svc+0x38/0x80)
[15:16:15]Exception stack(0xc03dff48 to 0xc03dff90)
[15:16:15]ff40:                   c03de000 c03de010 c03dff90 00000000 c03de000 c03f9924
[15:16:15]ff60: c03e3d84 c03e3d7c 80004059 414fc091 00000000 c03dff9c c03dffa0 c03dff90
[15:16:15]ff80: c0024bc8 c0024bcc 60000013 ffffffff
[15:16:15] r6:00000023 r5:fe300100 r4:ffffffff r3:60000013
[15:16:15][] (default_idle+0x0/0x30) from [] (cpu_idle+0x78/0xa4)
[15:16:15][] (cpu_idle+0x0/0xa4) from [] (rest_init+0x74/0x78)
[15:16:15] r6:c001e208 r5:c001e20c r4:c03e00e4 r3:00000000
[15:16:15][] (rest_init+0x0/0x78) from [] (start_kernel+0x270/0x27c)
[15:16:15][] (start_kernel+0x0/0x27c) from [<8000803c>] (0x8000803c)
[15:16:15]---[ end trace cd30ab6335088d56 ]---

从输出的信息上看，是海思的网络驱动处的，中断出现了问题。
再看开头出，  [last unloaded: gpioi2c]，难道内核的警告打印，跟 gpioi2c 有关系？



求助一下路过，这个打印是由什么导致的？出现的这个内核警告打印，会对设备产生什么样的影响？