Re: BUG when trying to use deadline iosched in 3.16-rc1

2014-06-21 Thread Damien Wyart
> It seems you're right. I didn't know that parameter could be updated > dynamically. > In that case, adding __init to elv_register was a bad idea because it's no > more > reliable. Could you revert that patch Jens ? I confirm that reverting locally makes the problem go away. Damien -- To

Re: BUG when trying to use deadline iosched in 3.16-rc1

2014-06-21 Thread Fabian Frederick
On Sat, 21 Jun 2014 11:37:47 +0200 Damien Wyart wrote: > Hi, > > While testing 3.16-rc1, I got this error: > > Jun 21 11:19:03 brouette kernel: kernel tried to execute NX-protected > page - exploit attempt? (uid: 0) > Jun 21 11:19:03 brouette kernel: BUG: unable to handle kernel paging >

BUG when trying to use deadline iosched in 3.16-rc1

2014-06-21 Thread Damien Wyart
Hi, While testing 3.16-rc1, I got this error: Jun 21 11:19:03 brouette kernel: kernel tried to execute NX-protected page - exploit attempt? (uid: 0) Jun 21 11:19:03 brouette kernel: BUG: unable to handle kernel paging request at 8171a1f8 Jun 21 11:19:03 brouette kernel: IP: []

BUG when trying to use deadline iosched in 3.16-rc1

2014-06-21 Thread Damien Wyart
Hi, While testing 3.16-rc1, I got this error: Jun 21 11:19:03 brouette kernel: kernel tried to execute NX-protected page - exploit attempt? (uid: 0) Jun 21 11:19:03 brouette kernel: BUG: unable to handle kernel paging request at 8171a1f8 Jun 21 11:19:03 brouette kernel: IP: []

BUG when trying to use deadline iosched in 3.16-rc1

2014-06-21 Thread Damien Wyart
Hi, While testing 3.16-rc1, I got this error: Jun 21 11:19:03 brouette kernel: kernel tried to execute NX-protected page - exploit attempt? (uid: 0) Jun 21 11:19:03 brouette kernel: BUG: unable to handle kernel paging request at 8171a1f8 Jun 21 11:19:03 brouette kernel: IP:

BUG when trying to use deadline iosched in 3.16-rc1

2014-06-21 Thread Damien Wyart
Hi, While testing 3.16-rc1, I got this error: Jun 21 11:19:03 brouette kernel: kernel tried to execute NX-protected page - exploit attempt? (uid: 0) Jun 21 11:19:03 brouette kernel: BUG: unable to handle kernel paging request at 8171a1f8 Jun 21 11:19:03 brouette kernel: IP:

Re: BUG when trying to use deadline iosched in 3.16-rc1

2014-06-21 Thread Fabian Frederick
On Sat, 21 Jun 2014 11:37:47 +0200 Damien Wyart damien.wy...@gmail.com wrote: Hi, While testing 3.16-rc1, I got this error: Jun 21 11:19:03 brouette kernel: kernel tried to execute NX-protected page - exploit attempt? (uid: 0) Jun 21 11:19:03 brouette kernel: BUG: unable to handle kernel

Re: BUG when trying to use deadline iosched in 3.16-rc1

2014-06-21 Thread Damien Wyart
It seems you're right. I didn't know that parameter could be updated dynamically. In that case, adding __init to elv_register was a bad idea because it's no more reliable. Could you revert that patch Jens ? I confirm that reverting locally makes the problem go away. Damien -- To