Messages in this thread | | | Date | Thu, 21 Sep 2006 00:07:47 +0200 | From | "Michal Piotrowski" <> | Subject | Re: 2.6.18-rt1 |
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On 20/09/06, Ingo Molnar <mingo@elte.hu> wrote: > I'm pleased to announce the 2.6.18-rt1 tree, which can be downloaded > from the usual place: >
sudo /etc/init.d/iptables stop
ip_conntrack issue?
BUG: using smp_processor_id() in preemptible [00000000] code: modprobe/20112 caller is drain_array+0x19/0xe6 [<c0104356>] show_trace_log_lvl+0x68/0x193 [<c0104a5a>] show_trace+0x1b/0x20 [<c0104b38>] dump_stack+0x1f/0x24 [<c01f7c3f>] debug_smp_processor_id+0x7f/0x90 [<c01711ea>] drain_array+0x19/0xe6 [<c0171442>] __cache_shrink+0x3b/0x7c [<c0172e08>] kmem_cache_destroy+0x80/0x145 [<fd9423a8>] ip_conntrack_cleanup+0x88/0xbc [ip_conntrack] [<fd94540c>] ip_conntrack_standalone_fini+0x5c/0x8b [ip_conntrack] [<c0143e6f>] sys_delete_module+0x195/0x1be [<c0103216>] sysenter_past_esp+0x63/0xa1 DWARF2 unwinder stuck at sysenter_past_esp+0x63/0xa1 Leftover inexact backtrace: [<c0104a5a>] show_trace+0x1b/0x20 [<c0104b38>] dump_stack+0x1f/0x24 [<c01f7c3f>] debug_smp_processor_id+0x7f/0x90 [<c01711ea>] drain_array+0x19/0xe6 [<c0171442>] __cache_shrink+0x3b/0x7c [<c0172e08>] kmem_cache_destroy+0x80/0x145 [<fd9423a8>] ip_conntrack_cleanup+0x88/0xbc [ip_conntrack] [<fd94540c>] ip_conntrack_standalone_fini+0x5c/0x8b [ip_conntrack] [<c0143e6f>] sys_delete_module+0x195/0x1be [<c0103216>] sysenter_past_esp+0x63/0xa1 --------------------------- | preempt count: 00000001 ] | 1-level deep critical section nesting: ---------------------------------------- .. [<c01f7bfe>] .... debug_smp_processor_id+0x3e/0x90 .....[<c01711ea>] .. ( <= drain_array+0x19/0xe6) skipping trace printing on CPU#0 != -1 BUG: modprobe:20112 task might have lost a preemption check! [<c0104356>] show_trace_log_lvl+0x68/0x193 [<c0104a5a>] show_trace+0x1b/0x20 [<c0104b38>] dump_stack+0x1f/0x24 [<c011cd8a>] preempt_enable_no_resched+0x48/0x4d [<c01f7c47>] debug_smp_processor_id+0x87/0x90 [<c01711ea>] drain_array+0x19/0xe6 [<c0171442>] __cache_shrink+0x3b/0x7c [<c0172e08>] kmem_cache_destroy+0x80/0x145 [<fd9423a8>] ip_conntrack_cleanup+0x88/0xbc [ip_conntrack] [<fd94540c>] ip_conntrack_standalone_fini+0x5c/0x8b [ip_conntrack] [<c0143e6f>] sys_delete_module+0x195/0x1be [<c0103216>] sysenter_past_esp+0x63/0xa1 DWARF2 unwinder stuck at sysenter_past_esp+0x63/0xa1 Leftover inexact backtrace: [<c0104a5a>] show_trace+0x1b/0x20 [<c0104b38>] dump_stack+0x1f/0x24 [<c011cd8a>] preempt_enable_no_resched+0x48/0x4d [<c01f7c47>] debug_smp_processor_id+0x87/0x90 [<c01711ea>] drain_array+0x19/0xe6 [<c0171442>] __cache_shrink+0x3b/0x7c [<c0172e08>] kmem_cache_destroy+0x80/0x145 [<fd9423a8>] ip_conntrack_cleanup+0x88/0xbc [ip_conntrack] [<fd94540c>] ip_conntrack_standalone_fini+0x5c/0x8b [ip_conntrack] [<c0143e6f>] sys_delete_module+0x195/0x1be [<c0103216>] sysenter_past_esp+0x63/0xa1 --------------------------- | preempt count: 00000000 ] | 0-level deep critical section nesting: ----------------------------------------
l *0xc01f7bfe 0xc01f7bfe is in debug_smp_processor_id (/usr/src/linux-rt/lib/smp_processor_id.c:42). 37 /* 38 * Avoid recursion: 39 */ 40 preempt_disable(); 41 42 if (!printk_ratelimit()) 43 goto out_enable; 44 45 printk(KERN_ERR "BUG: using smp_processor_id() in preemptible [%08x] code: %s/%d\n", preempt_count()-1, current->comm, current->pid); 46 print_symbol("caller is %s\n", (long)__builtin_return_address(0));
l *0xc01711ea 0xc01711ea is in drain_array (/usr/src/linux-rt/mm/slab.c:3852). 3847 struct array_cache *ac, int force, int node) 3848 { 3849 int this_cpu = smp_processor_id(); 3850 int tofree; 3851 3852 if (!ac || !ac->avail) 3853 return; 3854 if (ac->touched && !force) { 3855 ac->touched = 0; 3856 } else {
http://www.stardust.webpages.pl/files/o_bugs/rt/2.6.18-rt1/rt-config
Regards, Michal
-- Michal K. K. Piotrowski LTG - Linux Testers Group (http://www.stardust.webpages.pl/ltg/) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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