BDB has been removed (#28710), so we no-longer need to ignore functions from BDB in this check.
Guix building this branch, and looking for *_chk functions across all binaries produces:
 0# nm -C * | grep -i _chk | sort | uniq
 1                 U __fdelt_chk@GLIBC_2.15
 2                 U __fprintf_chk@GLIBC_2.3.4
 3                 U __fread_chk@GLIBC_2.7
 4                 U __longjmp_chk@GLIBC_2.11
 5                 U __memcpy_chk@GLIBC_2.3.4
 6                 U __printf_chk@GLIBC_2.3.4
 7                 U __snprintf_chk@GLIBC_2.3.4
 8                 U __sprintf_chk@GLIBC_2.3.4
 9                 U __stack_chk_fail@GLIBC_2.4
10                 U __vsnprintf_chk@GLIBC_2.3.4