There's some information missing from this bug. I'm not sure why tee did not capture it because I used `choot debian-sparc64 2>&1 | tee ...`
Here's the missing preamble that tee failed to capture. I transcribed it, so my apologies for typos: # choot debian-sparc64 *** longjmp causes unintialized stack frame ***: /bin/bash terminate Unhandled trap: 0x34 pc: 0000000000163860 ... ...