After unplugging it and plugging it back in, it's now reporting correct information for one battery:
$ upower --dump Device: /org/freedesktop/UPower/devices/line_power_AC native-path: AC power supply: yes updated: Thu 17 Oct 2013 09:51:58 AM EDT (496 seconds ago) has history: no has statistics: no line-power online: yes Device: /org/freedesktop/UPower/devices/battery_BAT0 native-path: BAT0 vendor: SMP model: DELL Y61CV22 serial: 3840 power supply: yes updated: Thu 17 Oct 2013 10:00:04 AM EDT (10 seconds ago) has history: yes has statistics: yes battery present: yes rechargeable: yes state: charging energy: 26.8176 Wh energy-empty: 0 Wh energy-full: 66.6 Wh energy-full-design: 66.6 Wh energy-rate: 28.3938 W voltage: 12.234 V time to full: 1.4 hours percentage: 52% capacity: 76.9167% technology: lithium-ion History (charge): 1382018404 52.000 charging 1382018344 51.000 charging History (rate): 1382018404 28.394 charging 1382018374 33.644 charging 1382018344 35.009 charging 1382018314 34.399 charging Device: /org/freedesktop/UPower/devices/battery_BAT2 native-path: BAT2 vendor: Samsung SDI model: DELL W1GGM26 serial: 12515 power supply: yes updated: Thu 17 Oct 2013 09:52:04 AM EDT (490 seconds ago) has history: yes has statistics: yes battery present: yes rechargeable: yes state: fully-charged energy: 31.08 Wh energy-empty: 0 Wh energy-full: 31.08 Wh energy-full-design: 31.08 Wh energy-rate: 0.0111 W voltage: 12.418 V percentage: 0% capacity: 81.2857% technology: lithium-ion Daemon: daemon-version: 0.9.22 can-suspend: yes can-hibernate: no on-battery: no on-low-battery: no lid-is-closed: no lid-is-present: yes is-docked: no -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1240673 Title: Reports 0% charged for fully charged batteries To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/upower/+bug/1240673/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs