Hi, this problem occurs also on my SGI Indigo2 with 256MB RAM:
BUG: warning at kernel/softirq.c:137/local_bh_enable() Call Trace: [<ffffffff8800f850>] dump_stack+0x18/0x58 [<ffffffff880413dc>] local_bh_enable+0x11c/0x128 [<c0000000000e5d58>] $L436+0x50/0x88 [ip_conntrack] # cat /proc/cpuinfo system type : SGI Indigo2 processor : 0 cpu model : R4400SC V6.0 FPU V0.0 BogoMIPS : 124.67 wait instruction : no microsecond timers : yes tlb_entries : 48 extra interrupt vector : no hardware watchpoint : yes ASEs implemented : VCED exceptions : 1225430 VCEI exceptions : 15227 # lsmod Module Size Used by ipv6 536464 12 xt_tcpudp 5248 16 xt_state 3072 4 ip_conntrack 87312 1 xt_state nfnetlink 11952 1 ip_conntrack iptable_filter 4288 1 ip_tables 40128 1 iptable_filter x_tables 27440 3 xt_tcpudp,xt_state,ip_tables dm_snapshot 32352 0 dm_mirror 38224 0 dm_mod 109376 2 dm_snapshot,dm_mirror # uname -a Linux archon 2.6.18-5-r4k-ip22 #1 Mon Aug 13 00:26:41 BST 2007 mips64 GNU/Linux I can provide more information if needed. Mic -- Ein Un*x mit einer falschen Zeit, ist ein Tor zur Hölle :) Stefan Huber in at.linux