Messages in this thread Patch in this message | | | Date | Tue, 26 Feb 2008 23:05:32 +0100 | From | Jean Delvare <> | Subject | Re: problem with starting 2.6.25-rc1 and latest git |
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Hi Mariusz,
On Tue, 26 Feb 2008 17:04:46 +0100, Mariusz Kozlowski wrote: > I can reproduce this here on rc3 as well. Weird - on git tree before > rc3 was released this didn't happen. rc2 and rc1 are broken. I also > don't know why nobody else see this but us :) And not sure how > to debug it some more or provide more accurate information.
Here's a quick and dirty debugging patch I wrote in an attempt to find out what was going on. Unfortunately, the problem never happened to me when this debug patch was applied. Maybe you'll have more "luck"?
kernel/module.c | 4 ++++ 1 file changed, 4 insertions(+)
--- linux-2.6.25-rc1.orig/kernel/module.c 2008-02-14 09:16:15.000000000 +0100 +++ linux-2.6.25-rc1/kernel/module.c 2008-02-14 23:20:22.000000000 +0100 @@ -2153,8 +2153,10 @@ sys_init_module(void __user *umod, return PTR_ERR(mod); } + printk(KERN_WARNING "loading module %s, checkpoint 1\n", mod->name); /* Drop lock so they can recurse */ mutex_unlock(&module_mutex); + printk(KERN_WARNING "loading module %s, checkpoint 2\n", mod->name); blocking_notifier_call_chain(&module_notify_list, MODULE_STATE_COMING, mod); @@ -2177,6 +2179,7 @@ sys_init_module(void __user *umod, /* Now it's a first class citizen! */ mutex_lock(&module_mutex); + printk(KERN_WARNING "loading module %s, checkpoint 3\n", mod->name); mod->state = MODULE_STATE_LIVE; /* Drop initial reference. */ module_put(mod); @@ -2186,6 +2189,7 @@ sys_init_module(void __user *umod, mod->init_size = 0; mod->init_text_size = 0; mutex_unlock(&module_mutex); + printk(KERN_WARNING "loading module %s, checkpoint 4\n", mod->name); wake_up(&module_wq); return 0;
-- Jean Delvare
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