Re: There is a question mark in front of the function name in the call trace log.What does the question mark imply?

On Fri, 19 Jun 2020 13:29:09 +0800, 孙世龙 said: > I have never seen such a call trace log before: there is a question > mark(i.e. symbol of "?") in front of the function name. What does the > question mark imply? > > Here is the related log: > > [22041.387697] Call Trace > [22041.387711] dump

There is a question mark in front of the function name in the call trace log.What does the question mark imply?

Hi, I have never seen such a call trace log before: there is a question mark(i.e. symbol of "?") in front of the function name. What does the question mark imply? Here is the related log: [22041.387697] Call Trace: [22041.387711] dump_stack+0x9e/0xc8 [22041.387718] warn_alloc+0x100/0x190 [22