Comment 0 for bug 2054127

grub> exit
!!!! X64 Exception Type - 06(#UD - Invalid Opcode) CPU Apic ID - 00000000 !!!!
RIP - 000000005AE781A6, CS - 0000000000000038, RFLAGS - 0000000000210202
RAX - 000000005C903E90, RCX - 000000005D93B918, RDX - 000000E8DB694800
RBX - 8000000000000001, RSP - 000000007EEF4AE8, RBP - 000000007EEF04A0
RSI - 000000007EF09440, RDI - 000000007F703B48
R8 - 0000000000000000, R9 - 0000000000000000, R10 - 000000005C8F147C
R11 - 000000005ABB1340, R12 - 0000000000000000, R13 - 000000005ADA7C13
R14 - 000000005C8F15AB, R15 - 000000005C9040A0
DS - 0000000000000030, ES - 0000000000000030, FS - 0000000000000030
GS - 0000000000000030, SS - 0000000000000030
CR0 - 0000000080010033, CR2 - 0000000000000000, CR3 - 000000005EC01000
CR4 - 0000000000000668, CR8 - 0000000000000000
DR0 - 0000000000000000, DR1 - 0000000000000000, DR2 - 0000000000000000
DR3 - 0000000000000000, DR6 - 00000000FFFF0FF0, DR7 - 0000000000000400
GDTR - 000000005E9E0000 0000000000000047, LDTR - 0000000000000000
IDTR - 000000005E39F018 0000000000000FFF, TR - 0000000000000000
FXSAVE_STATE - 000000007EEF4740
!!!! Find image based on IP(0x5AE781A6) (No PDB) (ImageBase=0000000054CDB000, EntryPoint=0000000055A70304) !!!!

Exiting grub-efi causes my OVMF virtual machine to crash with the following error.

The #UD likely comes from some global hook not being uninstalled.