Looking at the code changes to fix it I think that may be a good possiblity.
Ask the TAC engineer to fill out a request to have it put in that particular throttle. Rodney On Tue, May 13, 2008 at 05:26:54PM +0100, David Freedman wrote: > Oh, thats strange, this bug was implicated for a crash caused by > removing an active prefix list that was not used for the label > allocation feature (just for normal BGP), this was > 12.2(31)SB10 on 7206VXR NPE-G1 > > #sh ver | in ROM > router uptime is 4 days, 17 minutes > System returned to ROM by bus error at PC 0x61FA34DC, address 0xB0D0B0D > at 16:53:13 BST Fri May 9 2008 > > #show region | in 0xA|0xB > 0xA0000000 0xADFFFFFF 234881024 Local R/W main:(main_k1) > > #sh stack | begin Traceb > -Traceback= 61FA34DC 610A1A64 60D43AA4 6089EDF0 608BA068 609C16F4 609C16E0 > $0 : 00000000, AT : 630D0000, v0 : 00000000, v1 : 00000044 > a0 : 0B0D0B0D, a1 : 0B0D0B0D, a2 : 651FE6FC, a3 : 00000248 > t0 : 00000018, t1 : 3400FF01, t2 : 3400E100, t3 : FFFF00FF > t4 : 60A0CC40, t5 : 6323ED68, t6 : 6323ED64, t7 : 6323ED60 > s0 : 662E01D4, s1 : 662C83C0, s2 : 662C2674, s3 : 00000000 > s4 : 662C84C0, s5 : 62ED0000, s6 : 00000001, s7 : 62E30000 > t8 : 6323EDC0, t9 : 00000000, k0 : 72136AAC, k1 : 609F6640 > gp : 630DB964, sp : 72754148, s8 : 63619BC0, ra : 610A1A64 > EPC : 61FA34DC, ErrorEPC : BFC018D4, SREG : 3400FF03 > MDLO : 00000002, MDHI : 00000000, BadVaddr : 0B0D0B0D > DATA_START : 0x61FC70C0 > Cause 00000008 (Code 0x2): TLB (load or instruction fetch) exception > > Dave. > > > > Rodney Dunn wrote: > >I've never seen it. > > > >It appears to be part of the new local label prefix filter feature of > >some sort. > > > >ie: > > > >76k-123-3#config t > >Enter configuration commands, one per line. End with CNTL/Z. > >76k-123-3(config)#ip prefix > >76k-123-3(config)#ip prefix-list p0 permit 1.1.1.1/32 > >76k-123-3(config)#ip prefix-list p0 permit 1.1.1.2/32 > >76k-123-3(config)#end > >76k-123-3#config t > >76k-123-3(config)#mpls ldp label > >76k-123-3(config-ldp-lbl)#allocate ? > > global Specify global Routing/Forwarding instance > > > >76k-123-3(config-ldp-lbl)#allocate global ? > > host-routes allocate local label for host routes only > > prefix-list Specify a prefix list for local label filtering > > > > > >76k-123-3(config-ldp-lbl)#allocate global prefix-list p0 > >76k-123-3(config-ldp-lbl)#end > > > >76k-123-3# > >76k-123-3#sh ip prefix > >ip prefix-list p0: 2 entries > > seq 5 permit 1.1.1.1/32 > > seq 10 permit 1.1.1.2/32 > > > > > >76k-123-3#config t > >Enter configuration commands, one per line. End with CNTL/Z. > >76k-123-3(config)#no mpls ldp label > >76k-123-3(config)#end > >76k-123-3#sh ip prefix > >ip prefix-list p0: 2 entries > > seq 5 permit 1.1.1.1/32 > > seq 10 permit 1.1.1.2/32 > >ip prefix-list p2: 1 entries > > seq 5 permit 18.18.18.18/32 > >ip prefix-list p4: 1 entries > > seq 5 deny 0.0.0.0/0 > >ip prefix-list p9: 1 entries > > seq 5 deny 0.0.0.0/0 le 1 > >76k-123-3#config t > >Enter configuration commands, one per line. End with CNTL/Z. > >76k-123-3(config)#no ip prefix-list p0 > >76k-123-3(config)#end > >76k-123-3#sh ip prefix-list > >..... > > > >crash > > > > > >It's fixed in 12.0S branch but hasn't been picked up anywhere later. > > > >Rodney > > > >On Tue, May 13, 2008 at 03:32:04PM +0100, David Freedman wrote: > >>Does anybody from cisco here know what exact conditions trigger this and > >>why there appears to be no "first-fixed-in" candidate for 12.0SY ? > >> > >>Thanks, > >> > >>Dave. > >> > >>_______________________________________________ > >>cisco-nsp mailing list [email protected] > >>https://puck.nether.net/mailman/listinfo/cisco-nsp > >>archive at http://puck.nether.net/pipermail/cisco-nsp/ > >_______________________________________________ > >cisco-nsp mailing list [email protected] > >https://puck.nether.net/mailman/listinfo/cisco-nsp > >archive at http://puck.nether.net/pipermail/cisco-nsp/ > > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
