On Fri, Jun 27, 2014 at 7:24 AM, Thomas Gleixner <tglx@xxxxxxxxxxxxx> wrote: > Completely untested patch below. By chance, I found this in my boot logs. I'll do some more startup testing tomorrow. Jun 30 19:54:40 vpc5 kernel: [ 0.670955] ------------[ cut here ]------------ Jun 30 19:54:40 vpc5 kernel: [ 0.670962] WARNING: CPU: 0 PID: 4 at kernel/workqueue.c:1604 worker_enter_idle+0x65/0x16b() Jun 30 19:54:40 vpc5 kernel: [ 0.670970] Modules linked in: Jun 30 19:54:40 vpc5 kernel: [ 0.670973] CPU: 0 PID: 4 Comm: kworker/0:0 Not tainted 3.14.3-rt4abs+ #8 Jun 30 19:54:40 vpc5 kernel: [ 0.670974] Hardware name: CompuLab Intense-PC/Intense-PC, BIOS CR_2.2.0.377 X64 04/10/2013 Jun 30 19:54:40 vpc5 kernel: [ 0.670983] 0000000000000009 ffff88040ce75de8 ffffffff81510faf 0000000000000002 Jun 30 19:54:40 vpc5 kernel: [ 0.670985] 0000000000000000 ffff88040ce75e28 ffffffff81042085 0000000000000001 Jun 30 19:54:40 vpc5 kernel: [ 0.670987] ffffffff81057a60 ffff88042d406900 ffff88042da63fc0 ffff88042da64030 Jun 30 19:54:40 vpc5 kernel: [ 0.670988] Call Trace: Jun 30 19:54:40 vpc5 kernel: [ 0.670995] [<ffffffff81510faf>] dump_stack+0x4f/0x7c Jun 30 19:54:40 vpc5 kernel: [ 0.670999] [<ffffffff81042085>] warn_slowpath_common+0x81/0x9c Jun 30 19:54:40 vpc5 kernel: [ 0.671002] [<ffffffff81057a60>] ? worker_enter_idle+0x65/0x16b Jun 30 19:54:40 vpc5 kernel: [ 0.671005] [<ffffffff810420ba>] warn_slowpath_null+0x1a/0x1c Jun 30 19:54:40 vpc5 kernel: [ 0.671007] [<ffffffff81057a60>] worker_enter_idle+0x65/0x16b Jun 30 19:54:40 vpc5 kernel: [ 0.671010] [<ffffffff8105a0a9>] worker_thread+0x1b3/0x22b Jun 30 19:54:40 vpc5 kernel: [ 0.671013] [<ffffffff81059ef6>] ? rescuer_thread+0x293/0x293 Jun 30 19:54:40 vpc5 kernel: [ 0.671015] [<ffffffff81059ef6>] ? rescuer_thread+0x293/0x293 Jun 30 19:54:40 vpc5 kernel: [ 0.671018] [<ffffffff8105f7ab>] kthread+0xdc/0xe4 Jun 30 19:54:40 vpc5 kernel: [ 0.671022] [<ffffffff8105f6cf>] ? flush_kthread_worker+0xe1/0xe1 Jun 30 19:54:40 vpc5 kernel: [ 0.671025] [<ffffffff8151586c>] ret_from_fork+0x7c/0xb0 Jun 30 19:54:40 vpc5 kernel: [ 0.671027] [<ffffffff8105f6cf>] ? flush_kthread_worker+0xe1/0xe1 Jun 30 19:54:40 vpc5 kernel: [ 0.671029] ---[ end trace 0000000000000001 ]--- -- To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html