Re: rcu_bh stalls on 3.2.28

2012-09-09 Thread Ben Hutchings
Please note that I can only directly deal with regressions that are specific to 3.2, caused by a bad backport. For anything else, you need to identify an upstream fix to be applied - I'm not usually going to have the time to do that. On Fri, 2012-08-31 at 20:02 -0300, Henrique de Moraes Holschuh

Re: rcu_bh stalls on 3.2.28

2012-09-09 Thread Ben Hutchings
Please note that I can only directly deal with regressions that are specific to 3.2, caused by a bad backport. For anything else, you need to identify an upstream fix to be applied - I'm not usually going to have the time to do that. On Fri, 2012-08-31 at 20:02 -0300, Henrique de Moraes Holschuh

Re: rcu_bh stalls on 3.2.28

2012-09-03 Thread Henrique de Moraes Holschuh
On Mon, 03 Sep 2012, Michael Wang wrote: > On 09/01/2012 07:02 AM, Henrique de Moraes Holschuh wrote: > > Just got one of these: > > > > kernel: INFO: rcu_bh detected stall on CPU 2 (t=0 jiffies) > > kernel: Pid: 0, comm: swapper/2 Not tainted 3.2.28+ #2 > > kernel: Call Trace: > > kernel: []

Re: rcu_bh stalls on 3.2.28

2012-09-03 Thread Michael Wang
On 09/01/2012 07:02 AM, Henrique de Moraes Holschuh wrote: > Just got one of these: > > kernel: INFO: rcu_bh detected stall on CPU 2 (t=0 jiffies) > kernel: Pid: 0, comm: swapper/2 Not tainted 3.2.28+ #2 > kernel: Call Trace: > kernel: [] __rcu_pending+0x159/0x400 > kernel: []

Re: rcu_bh stalls on 3.2.28

2012-09-03 Thread Michael Wang
On 09/01/2012 07:02 AM, Henrique de Moraes Holschuh wrote: Just got one of these: kernel: INFO: rcu_bh detected stall on CPU 2 (t=0 jiffies) kernel: Pid: 0, comm: swapper/2 Not tainted 3.2.28+ #2 kernel: Call Trace: kernel: IRQ [810d1609] __rcu_pending+0x159/0x400 kernel:

Re: rcu_bh stalls on 3.2.28

2012-09-03 Thread Henrique de Moraes Holschuh
On Mon, 03 Sep 2012, Michael Wang wrote: On 09/01/2012 07:02 AM, Henrique de Moraes Holschuh wrote: Just got one of these: kernel: INFO: rcu_bh detected stall on CPU 2 (t=0 jiffies) kernel: Pid: 0, comm: swapper/2 Not tainted 3.2.28+ #2 kernel: Call Trace: kernel: IRQ

rcu_bh stalls on 3.2.28

2012-08-31 Thread Henrique de Moraes Holschuh
Just got one of these: kernel: INFO: rcu_bh detected stall on CPU 2 (t=0 jiffies) kernel: Pid: 0, comm: swapper/2 Not tainted 3.2.28+ #2 kernel: Call Trace: kernel: [] __rcu_pending+0x159/0x400 kernel: [] rcu_check_callbacks+0x9b/0x120 kernel: [] update_process_times+0x43/0x80 kernel: []

rcu_bh stalls on 3.2.28

2012-08-31 Thread Henrique de Moraes Holschuh
Just got one of these: kernel: INFO: rcu_bh detected stall on CPU 2 (t=0 jiffies) kernel: Pid: 0, comm: swapper/2 Not tainted 3.2.28+ #2 kernel: Call Trace: kernel: IRQ [810d1609] __rcu_pending+0x159/0x400 kernel: [810d20bb] rcu_check_callbacks+0x9b/0x120 kernel: