Softlock

A softlock occurs when the game is put into a state where, though it has not crashed or ceased functioning, it has been put into a state from which there is no way to exit without resetting the console.

Known Softlocks

Repeatedly bonking within a glitchy wall^[1]
Getting stuck in a Black Room of Death
Activating a death, star, sign text, or painting entrance cutscene at the same time as a specific type of star activation cutscene (mainly item box stars)^[2]^[3]^[4]
Being grabbed by Heave-Ho or Chuckya while releasing its clone
Being grabbed by Chuckya while in Time Stop^[5]
Being thrown by a Heave-Ho while underwater^[6]
Being grabbed by Chuckya the same frame he dies or being grabbed in midair and having Chuckya unload^[7]
Collecting a star in vertical wind
Activating a star in a PU^[8]
Talking to Yoshi while your lives counter is stuck (i.e. while having 1000 coins on the Japanese version)^[9]
Talking to Yoshi while falling off the roof^[10]
Dying when Lakitu's textbox is triggered at the start of the game.^[11]
Activating certain text boxes while the camera is stuck

References

[1] ttps://youtu.be/g7lFIBxsjV0

[2] ttps://www.youtube.com/watch?v=jXWtT2Er-EQ

[3] ttps://www.youtube.com/watch?v=RlrqJDgW3vE

[4] ttps://youtu.be/IjTY2eo6LZg

[5] ttps://youtu.be/dtB2afm_lCw

[6] ttps://youtu.be/vYw0cMVY8as

[7] ttps://www.youtube.com/watch?v=Ea6d9oaHOBA

[8] ttps://youtu.be/wC1PV9CYC4Y

[9] ttps://youtu.be/AbCSED_FqjA

[10] ttps://youtu.be/3UDDdbXaGx0?t=5m40s

[11] ttps://www.youtube.com/watch?v=l8S0KrWU5hk

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