Re: ARM Ftrace Function Graph Fails With UNWINDER_FRAME_POINTER

2024-05-27 Thread Thorsten Scherer
Hello, On Mon, May 27, 2024 at 01:51:49PM +0100, Russell King (Oracle) wrote: > On Mon, May 27, 2024 at 02:28:59PM +0200, Uwe Kleine-König wrote: > > On Mon, May 27, 2024 at 08:56:16AM +0100, Russell King (Oracle) wrote: > > > On Mon, May 27, 2024 at 09:43:41AM +0200, Thorsten Scherer wrote: > > >

Re: ARM Ftrace Function Graph Fails With UNWINDER_FRAME_POINTER

2024-05-27 Thread Russell King (Oracle)
On Mon, May 27, 2024 at 02:28:59PM +0200, Uwe Kleine-König wrote: > On Mon, May 27, 2024 at 08:56:16AM +0100, Russell King (Oracle) wrote: > > On Mon, May 27, 2024 at 09:43:41AM +0200, Thorsten Scherer wrote: > > > Hello, > > > > > > in the context of a panic on an i.MX25 based v6.9 kernel [1] Uwe

Re: ARM Ftrace Function Graph Fails With UNWINDER_FRAME_POINTER

2024-05-27 Thread Uwe Kleine-König
On Mon, May 27, 2024 at 08:56:16AM +0100, Russell King (Oracle) wrote: > On Mon, May 27, 2024 at 09:43:41AM +0200, Thorsten Scherer wrote: > > Hello, > > > > in the context of a panic on an i.MX25 based v6.9 kernel [1] Uwe pointed me > > to > > this thread. With the proposed code change applied

Re: ARM Ftrace Function Graph Fails With UNWINDER_FRAME_POINTER

2024-05-27 Thread Russell King (Oracle)
On Mon, May 27, 2024 at 09:43:41AM +0200, Thorsten Scherer wrote: > Hello, > > in the context of a panic on an i.MX25 based v6.9 kernel [1] Uwe pointed me to > this thread. With the proposed code change applied the procedure > > # set to some known good (randomly guessed) filter function and

Re: ARM Ftrace Function Graph Fails With UNWINDER_FRAME_POINTER

2024-05-27 Thread Thorsten Scherer
Hello, in the context of a panic on an i.MX25 based v6.9 kernel [1] Uwe pointed me to this thread. With the proposed code change applied the procedure # set to some known good (randomly guessed) filter function and enable function_graph echo mtdblock_open > set_ftrace_filter echo fu