Re: SIGNAL_UNKILLABLE and init again

2017-08-14 Thread Oleg Nesterov
Hi Jamie, On 08/14, Jamie Iles wrote: > > > > Not sure, let me think a bit more... and this is not enough anyway. > > > > > > perhaps we should start with this simple change, but the "real" fix > > > needs a lot of cleanups, although I am not sure if we will ever do this. > > > > Okay, sounds

Re: SIGNAL_UNKILLABLE and init again

2017-08-14 Thread Oleg Nesterov
Hi Jamie, On 08/14, Jamie Iles wrote: > > > > Not sure, let me think a bit more... and this is not enough anyway. > > > > > > perhaps we should start with this simple change, but the "real" fix > > > needs a lot of cleanups, although I am not sure if we will ever do this. > > > > Okay, sounds

Re: SIGNAL_UNKILLABLE and init again

2017-08-14 Thread Jamie Iles
Hi Oleg, On Thu, Apr 27, 2017 at 01:16:51PM +0100, Jamie Iles wrote: > On Wed, Apr 26, 2017 at 05:18:58PM +0200, Oleg Nesterov wrote: > > Hi Jamie, > > > > On 04/25, Jamie Iles wrote: > > > > > > Hi Oleg, > > > > > > I'm back looking at SIGNAL_UNKILLABLE and debugging child reapers again, > > >

Re: SIGNAL_UNKILLABLE and init again

2017-08-14 Thread Jamie Iles
Hi Oleg, On Thu, Apr 27, 2017 at 01:16:51PM +0100, Jamie Iles wrote: > On Wed, Apr 26, 2017 at 05:18:58PM +0200, Oleg Nesterov wrote: > > Hi Jamie, > > > > On 04/25, Jamie Iles wrote: > > > > > > Hi Oleg, > > > > > > I'm back looking at SIGNAL_UNKILLABLE and debugging child reapers again, > > >

Re: SIGNAL_UNKILLABLE and init again

2017-04-27 Thread Jamie Iles
On Wed, Apr 26, 2017 at 05:18:58PM +0200, Oleg Nesterov wrote: > Hi Jamie, > > On 04/25, Jamie Iles wrote: > > > > Hi Oleg, > > > > I'm back looking at SIGNAL_UNKILLABLE and debugging child reapers again, > > and the current issue is when running code in the target process, > > SIGTRAP firing

Re: SIGNAL_UNKILLABLE and init again

2017-04-27 Thread Jamie Iles
On Wed, Apr 26, 2017 at 05:18:58PM +0200, Oleg Nesterov wrote: > Hi Jamie, > > On 04/25, Jamie Iles wrote: > > > > Hi Oleg, > > > > I'm back looking at SIGNAL_UNKILLABLE and debugging child reapers again, > > and the current issue is when running code in the target process, > > SIGTRAP firing

Re: SIGNAL_UNKILLABLE and init again

2017-04-26 Thread Oleg Nesterov
Hi Jamie, On 04/25, Jamie Iles wrote: > > Hi Oleg, > > I'm back looking at SIGNAL_UNKILLABLE and debugging child reapers again, > and the current issue is when running code in the target process, > SIGTRAP firing and that causing SIGNAL_UNKILLABLE protection to be > removed in

Re: SIGNAL_UNKILLABLE and init again

2017-04-26 Thread Oleg Nesterov
Hi Jamie, On 04/25, Jamie Iles wrote: > > Hi Oleg, > > I'm back looking at SIGNAL_UNKILLABLE and debugging child reapers again, > and the current issue is when running code in the target process, > SIGTRAP firing and that causing SIGNAL_UNKILLABLE protection to be > removed in

SIGNAL_UNKILLABLE and init again

2017-04-25 Thread Jamie Iles
Hi Oleg, I'm back looking at SIGNAL_UNKILLABLE and debugging child reapers again, and the current issue is when running code in the target process, SIGTRAP firing and that causing SIGNAL_UNKILLABLE protection to be removed in force_sig_info(): if (action->sa.sa_handler == SIG_DFL)

SIGNAL_UNKILLABLE and init again

2017-04-25 Thread Jamie Iles
Hi Oleg, I'm back looking at SIGNAL_UNKILLABLE and debugging child reapers again, and the current issue is when running code in the target process, SIGTRAP firing and that causing SIGNAL_UNKILLABLE protection to be removed in force_sig_info(): if (action->sa.sa_handler == SIG_DFL)