[ 19.480642] ACPI: \_SB_.PCI0.IDE0.SCND.MSTR: found ejectable bay
[ 19.480702] ACPI: Error installing bay notify handler
[ 20.983327] thinkpad_acpi: another device driver is already handling bay events
[ 20.983331] thinkpad_acpi: disabling subdriver bay
[ 20.983569] Registered led device: tpacpi::bay_active
[ 28.016933] ACPI: \_SB_.PCI0.IDE0.SCND.MSTR: found ejectable bay
[ 28.016988] ACPI: Error installing bay notify handler
here's some interesting output:
# dmesg | grep bay
[ 19.480642] ACPI: \_SB_.PCI0. IDE0.SCND. MSTR: found ejectable bay IDE0.SCND. MSTR: found ejectable bay
[ 19.480702] ACPI: Error installing bay notify handler
[ 20.983327] thinkpad_acpi: another device driver is already handling bay events
[ 20.983331] thinkpad_acpi: disabling subdriver bay
[ 20.983569] Registered led device: tpacpi::bay_active
[ 28.016933] ACPI: \_SB_.PCI0.
[ 28.016988] ACPI: Error installing bay notify handler
It's back :(