Re: [PATCH] hw_breakpoint: Fix Oops at destroying hw_breakpoint event on powerpc

2016-03-02 Thread Peter Zijlstra
On Wed, Mar 02, 2016 at 03:25:17PM +0530, Ravi Bangoria wrote: > At a time of destroying hw_breakpoint event, kernel ends up with Oops. > Here is the sample output from 4.5.0-rc6 kernel. > Call chain: > > hw_breakpoint_event_init() > bp->destroy = bp_perf_event_destroy; > > do_exit() >

Re: [PATCH] hw_breakpoint: Fix Oops at destroying hw_breakpoint event on powerpc

2016-03-02 Thread Peter Zijlstra
On Wed, Mar 02, 2016 at 03:25:17PM +0530, Ravi Bangoria wrote: > At a time of destroying hw_breakpoint event, kernel ends up with Oops. > Here is the sample output from 4.5.0-rc6 kernel. > Call chain: > > hw_breakpoint_event_init() > bp->destroy = bp_perf_event_destroy; > > do_exit() >

[PATCH] hw_breakpoint: Fix Oops at destroying hw_breakpoint event on powerpc

2016-03-02 Thread Ravi Bangoria
At a time of destroying hw_breakpoint event, kernel ends up with Oops. Here is the sample output from 4.5.0-rc6 kernel. [ 450.708568] Unable to handle kernel paging request for data at address 0x0c07 [ 450.708684] Faulting instruction address: 0xc00291d0 [ 450.708750] Oops:

[PATCH] hw_breakpoint: Fix Oops at destroying hw_breakpoint event on powerpc

2016-03-02 Thread Ravi Bangoria
At a time of destroying hw_breakpoint event, kernel ends up with Oops. Here is the sample output from 4.5.0-rc6 kernel. [ 450.708568] Unable to handle kernel paging request for data at address 0x0c07 [ 450.708684] Faulting instruction address: 0xc00291d0 [ 450.708750] Oops: