failed to run ["ssh" "-p" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@10.128.1.63" "pwd"]: exit status 255 ssh: connect to host 10.128.1.63 port 22: Connection timed out Pseudo-terminal will not be allocated because stdin is not a terminal. Warning: Permanently added '[us-central1-ssh-serialport.googleapis.com]:9600' (ECDSA) to the list of known hosts. UEFI firmware (version built at 09:00:00 on Jan 10 2025) EMU Variable FVB Started EMU Variable invalid PCD sizes Found PL031 RTC @ 0x9010000 InitializeRealTimeClock: using default timezone/daylight settings [=3h[=3hBdsDxe: loading Boot0001 "UEFI Misc Device" from PciRoot(0x0)/Pci(0x2,0x0)/NVMe(0x1,00-00-00-00-00-00-00-00) BdsDxe: starting Boot0001 "UEFI Misc Device" from PciRoot(0x0)/Pci(0x2,0x0)/NVMe(0x1,00-00-00-00-00-00-00-00) UEFI: Attempting to start image. Description: UEFI Misc Device FilePath: PciRoot(0x0)/Pci(0x2,0x0)/NVMe(0x1,00-00-00-00-00-00-00-00) OptionNumber: 1. Booting `syzkaller' error: unknown block type 3. Press any key to continue... Failed to boot both default and fallback entries. Press any key to continue... GNU GRUB version 2.12 /----------------------------------------------------------------------------\||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||\----------------------------------------------------------------------------/ Use the ^ and v keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *syzkaller                                         serialport: Connected to syzkaller.us-central1-a.ci2-linux-6-1-kasan-arm64-3 port 1 (session ID: 3b44befbe373532a4a7caf8c6a37c8494e724b966c9f423ee724c426abadfe67, active connections: 1).