Connectrix Brocade B 系列:DS-6520B 交换机内核死机:哎呀:内核模式异常,sig:5 [#1]
Summary: 交换机将死机,或者交换机可以挂起而不会死机。
Symptoms
由于以下字符串之一,交换机死机(问题的堆栈跟踪可能会有所不同) 在堆栈跟踪中查找下面突出显示的行,以验证您是否遇到了已知问题。 Errdump: [HAM-1004], 35107/3919, 机箱, 信息, 交换机名称, 处理器重新启动 - 软件故障:内核死机,重新启动.c,ppc_booke_sw_wdt_heartbeat drivers/char/watchdog/booke_wdt.c:120 中的内核错误! PDSHOW: 哎呀:内核模式异常,sig:5 [#1] 咬:401416A0 LR:401416A0 SP:40313760 REGS:403136b0 TRAP:0700 DBCR0:000000000 Tainted:P Msr:00021200 EE:0 PR:0 FP:0 ME:1 IR/DR:00 TASK = 402cf750[0] 'swapper' THREAD:40310000 Last syscall:120 GPR00:401416A0 40313760 402CF750 00000004 00000001 00000000 00000000 00000000 GPR08:402D0000 00021200 00000000 4030D3F0 00000000 10019C14 C262ADB8 C2630000 GPR16的:00000000 00000000 C7600000 00000620 00000001 C8010000 40335300 40340000 GPR24的:40330000 40340000 00001234 28002222 40330000 40330000 403137B0 40330000 NIP [401416a0] ppc_booke_sw_wdt_heartbeat+0xc0/0xc8 LR [401416a0] ppc_booke_sw_wdt_heartbeat+0xc0/0xc8 调用跟踪: 40313770 [40004618] timer_interrupt+0x1c4/0x208 403137a0 [40002b4c] ret_from_except+0x0/0x18 40313860 [c251fcc4]c3_rte_error_handler+0x25c/0x978 [condor3_module] 403138F0 [C23CCA84] c3_rte_error_intr_service+0x124/0x1dc [condor3_module] 40313960 [c23d1cac] c3_error_intr_service+0x127c/0x2fcc [condor3_module] 40313c70 [c23d5df0] c3_intr_handler+0x3a4/0x6f8 [condor3_module] 40313D10 [C23E3E3C] c3_hi_service+0x7c/0x7a8 [condor3_module] 40313DB0 [C23E468C] asic_c3_hi_service+0x124/0x19c [condor3_module] 40313dd0 [c2598b64] asic_hi_tasklet+0xb4/0x108 [condor3_module] 40313e00 [400270b8] tasklet_hi_action+0x78/0xe4 40313e20 [40026b80] __do_softirq+0xb0/0x148 40313e60 [40026c70] do_softirq+0x58/0x60 40313e70 [400044f4] timer_interrupt+0xa0/0x208 40313ea0 [40002b4c] ret_from_except+0x0/0x18 40313f60 [4026d8a8] schedule+0x668/0x75c 40313FA0 [400042CC] default_idle+0x38/0x48 40313fb0 [40004304] cpu_idle+0x28/0x44 40313fc0 [40001928] rest_init+0x28/0x38 40313FD0 [40314674] start_kernel+0x170/0x1a8 40313ff0 [40000370] skpinv+0x2a0/0x2dc 下一个 sp 0! 对于同一问题,堆栈跟踪中存在另外两个可能的差异: LR [401414cc] ppc_booke_sw_wdt_heartbeat+0xc0/0xc8 调用跟踪:_ 92227620 [40004618] _timer_interrupt+0x1c4/0x208 92227650 [40002b4c] _ret_from_except+0x0/0x18 92227710 [c1b27594] _c3_edb_error_intr_service+0x28/0xd04 [condor3_module] 922277b0 [c19a308c] _c3_error_intr_service+0xee8/0x2fcc [condor3_module] 92227ac0 [c19a73d4] _c3_intr_handler+0x3a4/0x6f8 [condor3_module] 92227b60 [c19b5180] _c3_hi_service+0x7c/0x754 [condor3_module] 92227c00 [c19b597c] _asic_c3_hi_service+0x124/0x19c [condor3_module] 92227c20 [c1b5b598] _asic_hi_tasklet+0xb4/0x108 [condor3_module] 92227c50 [400270b8] _tasklet_hi_action+0x78/0xe4 92227c70 [40026b80] ___do_softirq+0xb0/0x148 或 NIP [401416a0] ppc_booke_sw_wdt_heartbeat+0xc0/0xc8 LR [401416a0] ppc_booke_sw_wdt_heartbeat+0xc0/0xc8 调用跟踪: 89a275a0 [40004618] timer_interrupt+0x1c4/0x208 89a275d0 [40002b4c] ret_from_except+0x0/0x18 89a27690 [c24e9800] c3_ftb_drp_dps_update_from_cache+0x4c/0x220 [condor3_module] 89a276d0 [c24e9c88] c3_ftb_drp_dps_perr_recov+0x1c4/0x204 [condor3_module] 89a276f0 [c24e9eac] c3_ftb_parity_recov+0xd0/0xf4 [condor3_module] 89a27720 [c23cd08c] c3_ftb_error_intr_service+0x1a4/0x24c [condor3_module] 89a27790 [c23d1cfc] c3_error_intr_service+0x12cc/0x2fcc [condor3_module] 89a27aa0 [c23d5df0] c3_intr_handler+0x3a4/0x6f8 [condor3_module] 89a27b40 [c23e3e3c] c3_hi_service+0x7c/0x7a8 [condor3_module] 89a27be0 [c23e468c] asic_c3_hi_service+0x124/0x19c [condor3_module] 89a27c00 [c2598b64] asic_hi_tasklet+0xb4/0x108 [condor3_module] 89a27c30 [400270b8] tasklet_hi_action+0x78/0xe4 89a27c50 [40026b80] __do_softirq+0xb0/0x148 89a27c90 [40026c70] do_softirq+0x58/0x60
Cause
这仅影响具有 MPC8548(即 DS-6520B 交换机)的基于 C3 的平台。
这是 Brocade DEFECT000623098。
Resolution
升级到 Fabric OS 8.1.0、8.0.2a、7.4.2 和 7.4.1-CEE-e3。
截至 2017 年 5 月,Dell EMC 已发布 Fabric OS 8.1.0a 和 7.4.2,其中包括此缺陷的修复程序。