Messages in this thread | | | Date | Tue, 16 Jun 2020 15:27:05 +0200 | From | Peter Zijlstra <> | Subject | Re: [x86/entry] 2bbc68f837: ltp.ptrace08.fail |
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On Tue, Jun 16, 2020 at 06:22:10AM -0700, Andy Lutomirski wrote: > > > On Jun 16, 2020, at 1:44 AM, Thomas Gleixner <tglx@linutronix.de> wrote: > > > > kernel test robot <rong.a.chen@intel.com> writes: > >> FYI, we noticed the following commit (built with gcc-9): > >> > >> commit: 2bbc68f8373c0631ebf137f376fbea00e8086be7 ("x86/entry: Convert Debug exception to IDTENTRY_DB") > >> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master > > > > Is the head of linux.git exposing the same problem or is this an > > intermittent failure, which only affects bisectability? > > It sure looks deterministic: > > ptrace08.c:62: BROK: Cannot find address of kernel symbol "do_debug"
ROFL
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