On Fri, Feb 02, 2018 at 12:25:56AM -0800, Carlos O'Donell wrote:
> At present I can't build glibc in rawhide because make segfaults:
> + make -j4 -O -r 'CFLAGS=-mtune=generic -g -O2 -fstack-clash-protection'
> make -r PARALLELMFLAGS="" -C .. objdir=`pwd` all
> make: *** [Makefile:9: all] Segmentation fault (core dumped)
> error: Bad exit status from /var/tmp/rpm-tmp.g0o5R3 (%build)
> cvc4 shows the same problem:
> Making all in src
> /bin/sh: line 12: 16161 Segmentation fault (core dumped) make
> We should tag in the last known good make.
> I've run out of time to debug this but I wanted to pass on my notes.
> (1) Run the testsuite.
> If the package you rebuild has a testsuite please make sure you run it
> and review the results.
> The make testsuite was not run, there is a driver problem with it.
> Sadly, the make testsuite hasn't been run since F26:
> where it passed with no failures.
> We should strive hard to make sure that testsuite runs every time,
> and that the results are 100% pass.
> (2) make segfaults here.
> #0 0x00005555557b1ad1 in ?? ()
> #1 0x00007ffff6fd4c7b in glob_in_dir () from /lib64/libc.so.6
> #2 0x00007ffff6fd5b9f in glob@@GLIBC_2.27 () from /lib64/libc.so.6
> #3 0x000055555557551c in parse_file_seq ()
> #4 0x00005555555673f7 in func_wildcard ()
> #5 0x0000555555569501 in handle_function ()
> #6 0x0000555555562cfb in variable_expand_string ()
> #7 0x0000555555563833 in allocated_variable_expand_for_file ()
> #8 0x00005555555671cf in func_foreach ()
> #9 0x0000555555569501 in handle_function ()
> #10 0x0000555555562cfb in variable_expand_string ()
> #11 0x00005555555773c7 in eval ()
> #12 0x00005555555775f1 in eval_makefile ()
> #13 0x00005555555767ce in eval ()
> #14 0x00005555555775f1 in eval_makefile ()
> #15 0x0000555555577a38 in read_all_makefiles ()
> #16 0x000055555555e375 in main ()
> You have to set follow-fork-mode child, and set detach-on-fork off
> to catch the faulting child process in gdb (and flip between processes
> to run them in sequence).
> (3) Building make-4.2.1-5 in F27 works.
> A `fedpkg local` build of make make-4.2.1-5.fc28 results in binaries
> that work. This worries me a little because it looks like a toolchain
> When I come back online I'll keep trying to fix this.
Sorry, I pushed the change which broke this, to get around a build
problem with glibc 2.27.
In my defense, this ‘make’ works fine ... on riscv64 :-)
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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