Glibc 2.30 porting notes/testsuite

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amd64

  • FAIL: elf/tst-latepthread ("Test that loading libpthread does not break ld.so exceptions (bug 16628)")
 info: exit status: 11, message: 
 error: message does not contain expected string

This looks like a real failure, not sure yet what causes it. The dl-opened so file crashes with backtrace

#0  0xf7e14ee2 in _IO_new_file_seekoff (fp=0xffffc078, offset=0, dir=1, mode=3) at fileops.c:954
#1  0xf7e169b5 in _IO_new_file_attach (fp=0xffffc078, fd=2) at libioP.h:904
#2  0xf7e1150f in __vdprintf_internal (d=2, format=0xf7f2c0c9 <error: Cannot access memory at address 0xf7f2c0c9>, arg=0xffffc220 <error: Cannot access memory at address 0xffffc220>, 
   mode_flags=0) at iovdprintf.c:44
#3  0xf7ded023 in __GI___dprintf (d=2, format=0xf7f2c0c9 <error: Cannot access memory at address 0xf7f2c0c9>) at  dprintf.c:30
#4  0xf7edd401 in _dl_dprintf (fmt=0xf7f2c0c9 <error: Cannot access memory at address 0xf7f2c0c9>, fd=2) at ../sysdeps/generic/ldsodefs.h:722
#5  fatal_error (errcode=errcode@entry=0, objname=0x5655ba5f <error: Cannot access memory at address 0x5655ba5f>, occasion=<optimized out>, 
   errstring=0x5655ba30 <error: Cannot access memory at address 0x5655ba30>) at dl-error-skeleton.c:78
#6  0xf7edd499 in __GI__dl_signal_exception (errcode=0, exception=0xffffc74c, occasion=0xf7ff2a1d <error: Cannot access memory at address 0xf7ff2a1d>) at dl-error-skeleton.c:102
#7  0xf7fed53b in _dl_signal_cexception (errcode=0, exception=0xffffc74c, occasion=0xf7ff2a1d <error: Cannot access memory at address 0xf7ff2a1d>) at dl-error-skeleton.c:148
#8  0xf7fde93f in _dl_lookup_symbol_x (undef_name=0xf7fcb295 <error: Cannot access memory at address 0xf7fcb295>, undef_map=0x5655b1c0, ref=0xffffc7b4, symbol_scope=0x5655b37c, version=0x0, 
   type_class=1, flags=1, skip_map=0x0) at dl-lookup.c:858
#9  0xf7fe370a in _dl_fixup (l=<optimized out>, reloc_arg=<optimized out>) at dl-runtime.c:112
#10 0xf7fe9230 in _dl_runtime_resolve () at ../sysdeps/i386/dl-trampoline.S:44
#11 0xf7fcc164 in trigger_dynlink_failure () at tst-latepthreadmod.c:32
#12 0x5655653a in do_test () at tst-latepthread.c:61
#13 0x5655701a in support_test_main (argc=1, argv=<optimized out>, config=<optimized out>) at support_test_main.c:378
#14 0x5655633e in main (argc=1, argv=0xffffcb84) at ../support/test-driver.c:168