Oh, we caught up on IRC about this, but for completeness in the bug report, here's the dmesg from the debug kernel:
[ 174.426273] APW: isd_check_events: media no longer present -- device changed [ 174.452796] APW: sd_check_events: m_n_p:: set_media_not_present: media was present -- device changed [ 174.505514] APW: isd_check_events: media no longer present -- device changed [ 174.531873] APW: sd_check_events: m_n_p:: set_media_not_present: media was present -- device changed [...] repeat for every media change event in the storm [...] -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/926923 Title: udev occasionally goes into infinite loop To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/926923/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs