Messages in this thread | | | Date | Sun, 22 Jul 2007 14:42:24 +0200 | From | Ingo Molnar <> | Subject | [bug] pcwd_init_module(): WARNING: at lib/kref.c:33 kref_get() |
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enabling CONFIG_PCWATCHDOG=y crashes bzImage bootup, see below. Tested on latest -git.
Ingo
-------------------> Calling initcall 0xc1e81f8c: pcwd_init_module+0x0/0x14() WARNING: at lib/kref.c:33 kref_get() [<c0105f6e>] show_trace_log_lvl+0x19/0x2e [<c0106067>] show_trace+0x12/0x14 [<c010607d>] dump_stack+0x14/0x16 [<c051aa54>] kref_get+0x37/0x40 [<c0519dfe>] kobject_get+0x12/0x17 [<c06fd12a>] get_bus+0x11/0x21 [<c06fd729>] bus_add_driver+0x18/0x16b [<c06fe45a>] driver_register+0x66/0x6b [<c0702575>] isa_register_driver+0x27/0x126 [<c1e81f9e>] pcwd_init_module+0x12/0x14 [<c1e50838>] kernel_init+0x15a/0x2df [<c0105d87>] kernel_thread_helper+0x7/0x10 ======================= WARNING: at lib/kref.c:33 kref_get() [<c0105f6e>] show_trace_log_lvl+0x19/0x2e [<c0106067>] show_trace+0x12/0x14 [<c010607d>] dump_stack+0x14/0x16 [<c051aa54>] kref_get+0x37/0x40 [<c0519dfe>] kobject_get+0x12/0x17 [<c051a429>] kobject_init+0x32/0x43 [<c051a4c3>] kobject_register+0x15/0x31 [<c06fd76d>] bus_add_driver+0x5c/0x16b [<c06fe45a>] driver_register+0x66/0x6b [<c0702575>] isa_register_driver+0x27/0x126 [<c1e81f9e>] pcwd_init_module+0x12/0x14 [<c1e50838>] kernel_init+0x15a/0x2df [<c0105d87>] kernel_thread_helper+0x7/0x10 ======================= BUG: spinlock bad magic on CPU#0, swapper/1 lock: c1b6a888, .magic: 00000000, .owner: <none>/-1, .owner_cpu: 0 [<c0105f6e>] show_trace_log_lvl+0x19/0x2e [<c0106067>] show_trace+0x12/0x14 [<c010607d>] dump_stack+0x14/0x16 [<c052b0be>] spin_bug+0xa1/0xa9 [<c052b289>] _raw_spin_lock+0x1e/0x104 [<c1385f7e>] _spin_lock+0x54/0x62 [<c051a026>] kobject_shadow_add+0x84/0x171 [<c051a11d>] kobject_add+0xa/0xc [<c051a4ca>] kobject_register+0x1c/0x31 [<c06fd76d>] bus_add_driver+0x5c/0x16b [<c06fe45a>] driver_register+0x66/0x6b [<c0702575>] isa_register_driver+0x27/0x126 [<c1e81f9e>] pcwd_init_module+0x12/0x14 [<c1e50838>] kernel_init+0x15a/0x2df [<c0105d87>] kernel_thread_helper+0x7/0x10 ======================= - 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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