Just after filing the bug I realized that I may have done one more change that could affect this. And indeed it was the initrd. Maybe the change from "most" to "dep" or it was build incorrectly at one point (with another experimental change that was reverted). But the kernel is innocent.
** Changed in: linux (Ubuntu) Status: Confirmed => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1034885 Title: [precise] Proposed kernel does not automatically load usb-storage for card-reader To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1034885/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs