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SubjectRe: WARNING: at arch/x86/kernel/stacktrace.c:132 save_stack_trace_tsk_reliable
On 08/25/2017, 10:31 PM, Josh Poimboeuf wrote:
> On Fri, Aug 25, 2017 at 10:01:58AM -0500, Josh Poimboeuf wrote:
>> On Fri, Aug 25, 2017 at 03:54:12PM +0200, Jiri Slaby wrote:
>>> So now, there are two things:
>>> 1) how to fix orc_find & unwind_init properly?
>>> 2) how to generate an EMPTY hint for secondary_startup_64 and maybe
>>> later REGS hint after the rsp setup there? The function seems to be a
>>> pretty killer for orc generate (among others in head_64.S):
>> I think the solution is to get head_64.S annotated properly. Then there
>> won't be a gap between _stext and the first ORC entry, and we won't need
>> to fix __orc_find().
>> I can work up a patch for you to test with.
> Can you try this?

Yep, this works for me. Except I left bad_address in place as I tested
against 4.12.

suse labs

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