Comment 4 for bug 1765366

A quick bisect shows commit 1c93387eecbe899816765d8f9be296ba2255ec75 x86: Add utility to run function in User Mode is causing this issue.

$ git bisect log
git bisect start
# bad: [2352e986e4599bc4842c225762c78fa49f18648d] x86: move TSC_ADJUST MSR to msr.h
git bisect bad 2352e986e4599bc4842c225762c78fa49f18648d
# good: [a90f5a3c386445aa129a55090ea1998740772597] x86: prevent GCC from using sse* instructions
git bisect good a90f5a3c386445aa129a55090ea1998740772597
# bad: [5722aff10fa583bddd29378dc8f1006cff7631c4] x86: nVMX: Verify pass-through IOAPIC & LAPIC to guest after ioapic scan
git bisect bad 5722aff10fa583bddd29378dc8f1006cff7631c4
# bad: [9f02572626e784fa78ce708d3f3566cda48e2378] x86: Add definition for 64 bit Segment descriptor
git bisect bad 9f02572626e784fa78ce708d3f3566cda48e2378
# good: [230db53f9c26b44633b41393e9b600eb087814b3] kvm: debug: split bp_addr and db_addr
git bisect good 230db53f9c26b44633b41393e9b600eb087814b3
# bad: [2bac62497563c072d0325ad5841008e68033eced] x86: Add Test Utility to run in User Mode and catch exceptions
git bisect bad 2bac62497563c072d0325ad5841008e68033eced
# bad: [1c93387eecbe899816765d8f9be296ba2255ec75] x86: Add utility to run function in User Mode
git bisect bad 1c93387eecbe899816765d8f9be296ba2255ec75
# first bad commit: [1c93387eecbe899816765d8f9be296ba2255ec75] x86: Add utility to run function in User Mode