On Mon, Jul 9, 2012 at 11:41 AM, Tejun Heo <tj@xxxxxxxxxx> wrote: > @@ -1234,7 +1235,7 @@ static void worker_enter_idle(struct worker *worker) > */ > WARN_ON_ONCE(gcwq->trustee_state == TRUSTEE_DONE && > pool->nr_workers == pool->nr_idle && > - atomic_read(get_gcwq_nr_running(gcwq->cpu))); > + atomic_read(get_pool_nr_running(pool))); > } Just had this WARN_ON_ONCE trigger on ia64 booting next-20120710. I haven't bisected ... just noticed that two patches in this series tinker with lines in this check. next-20120706 didn't generate the WARN. -Tony Mount-cache hash table entries: 1024 ACPI: Core revision 20120518 Boot processor id 0x0/0x0 ------------[ cut here ]------------ WARNING: at kernel/workqueue.c:1217 worker_enter_idle+0x2d0/0x4a0() Modules linked in: Call Trace: [<a0000001000154e0>] show_stack+0x80/0xa0 sp=e0000040600f7c30 bsp=e0000040600f0da8 [<a000000100d6e870>] dump_stack+0x30/0x50 sp=e0000040600f7e00 bsp=e0000040600f0d90 [<a0000001000730a0>] warn_slowpath_common+0xc0/0x100 sp=e0000040600f7e00 bsp=e0000040600f0d50 [<a000000100073120>] warn_slowpath_null+0x40/0x60 sp=e0000040600f7e00 bsp=e0000040600f0d28 [<a0000001000aaad0>] worker_enter_idle+0x2d0/0x4a0 sp=e0000040600f7e00 bsp=e0000040600f0cf0 [<a0000001000ad020>] worker_thread+0x4a0/0xbe0 sp=e0000040600f7e00 bsp=e0000040600f0c28 [<a0000001000bda70>] kthread+0x110/0x140 sp=e0000040600f7e00 bsp=e0000040600f0be8 [<a000000100013510>] kernel_thread_helper+0x30/0x60 sp=e0000040600f7e30 bsp=e0000040600f0bc0 [<a00000010000a0c0>] start_kernel_thread+0x20/0x40 sp=e0000040600f7e30 bsp=e0000040600f0bc0 ---[ end trace 9501f2472a75a227 ]--- -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html