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Re: Tests hangning at t_ptrace_wait:resume1



On 04.12.2017 10:42, Andreas Gustafsson wrote:
> The test runs on babylon5.netbsd.org are hanging at the
> lib/libc/sys/t_ptrace_wait:resume1 test case:
> 
>   lib/libc/sys/t_ptrace_wait (275/724): 153 test cases
>   [...]
>       resume1: sorry, pid 28676 was killed: orphaned traced process
> 
> This is from:
> 
>   http://releng.netbsd.org/b5reports/i386/build/2017.12.02.23.05.52/test.log
> 
> The amd64 and sparc ports are also affected.
> 
> The problem appeared with these commits:
> 
>   2017.12.02.22.51.22 christos src/sys/kern/kern_lwp.c 1.191
>   2017.12.02.23.05.52 joerg src/external/gpl3/gcc.old/dist/gcc/config/i386/netbsd-elf.h 1.6
>   2017.12.02.23.05.52 joerg src/external/gpl3/gcc/dist/gcc/config/i386/netbsd-elf.h 1.8
> 

I'm not sure that the failure is not caused by race that is more
apparent now. There are plans to redesign this functionality in order to
make it more reliable.

I'm going to disable this test for now, and back to it in not so distant
future.

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