Checking patch sysdeps/riscv/multiarch/memrchr-generic.c...
Checking patch sysdeps/riscv/multiarch/memrchr-vector.S...
Checking patch sysdeps/riscv/rvv/memrchr.S...
Checking patch sysdeps/unix/sysv/linux/riscv/multiarch/Makefile...
error: while searching for:
  memmove \
  memmove-generic \
  memmove-vector \
  memset \
  memset-generic \
  memset-vector \

error: patch failed: sysdeps/unix/sysv/linux/riscv/multiarch/Makefile:19
error: sysdeps/unix/sysv/linux/riscv/multiarch/Makefile: patch does not apply
Checking patch sysdeps/unix/sysv/linux/riscv/multiarch/ifunc-impl-list.c...
error: while searching for:
			      __memmove_vector)
	      IFUNC_IMPL_ADD (array, i, memmove, 1, __memmove_generic))

  return 0;
}

error: patch failed: sysdeps/unix/sysv/linux/riscv/multiarch/ifunc-impl-list.c:80
error: sysdeps/unix/sysv/linux/riscv/multiarch/ifunc-impl-list.c: patch does not apply
Checking patch sysdeps/unix/sysv/linux/riscv/multiarch/memrchr.c...