https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98110
--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
The crash seems to be:
=> 0x00007ffff7fdbe20 <_dl_lookup_symbol_x+0>: push %r15
0x00007ffff7fdbe22 <_dl_lookup_symbol_x+2>: push %r14
0x00007ffff7fdbe24 <_dl_lookup_symbol_x+4>: push %r13
0x00007ffff7fdbe26 <_dl_lookup_symbol_x+6>: push %r12
0x00007ffff7fdbe28 <_dl_lookup_symbol_x+8>: mov %rdi,%r12
0x00007ffff7fdbe2b <_dl_lookup_symbol_x+11>: push %rbp
0x00007ffff7fdbe2c <_dl_lookup_symbol_x+12>: mov %rdx,%rbp
0x00007ffff7fdbe2f <_dl_lookup_symbol_x+15>: push %rbx
0x00007ffff7fdbe30 <_dl_lookup_symbol_x+16>: mov %fs:0x10,%rax
0x00007ffff7fdbe39 <_dl_lookup_symbol_x+25>: sub $0xa8,%rsp
End of assembler dump.
(gdb) bt
#0 _dl_lookup_symbol_x (undef_name=0x7ffff7ff414a "__vdso_clock_gettime",
undef_map=0x7ffff7ffe850, ref=0x7fffffffd598,
symbol_scope=0x7ffff7ffebe8, version=0x7fffffffd5c0, type_class=0, flags=0,
skip_map=0x0) at dl-lookup.c:835
#1 0x00007ffff7fd463f in dl_vdso_vsym (name=0x7ffff7ff414a
"__vdso_clock_gettime") at ../sysdeps/unix/sysv/linux/dl-vdso.h:52
#2 setup_vdso_pointers () at ../sysdeps/unix/sysv/linux/dl-vdso-setup.h:30
#3 dl_main (phdr=<optimized out>, phnum=12, user_entry=<optimized out>,
auxv=0x7fffffffdac8) at rtld.c:1620
#4 0x00007ffff7feb1e7 in _dl_sysdep_start
(start_argptr=start_argptr@entry=0x7fffffffd8f0,
dl_main=dl_main@entry=0x7ffff7fd34e0 <dl_main>)
at ../elf/dl-sysdep.c:252
#5 0x00007ffff7fd3015 in _dl_start_final (arg=0x7fffffffd8f0) at rtld.c:485
#6 _dl_start (arg=0x7fffffffd8f0) at rtld.c:578
#7 0x00007ffff7fd2058 in _start ()
on the mov %fs:0x10,%rax perhaps %fs isn't initialized yet?
