fly deploy logs show Error: UnhandledIoError(Os { code: 8, kind: Uncategorized, message: "Exec format error" })

Hello,

I can’t seem to launch my tiddlywiki docker image. Dockerfile is simply FROM cornernote/tiddlywiki:5.2.3-bob-1.7.3b1. Log shows

$ fly logs -a summer-meadow-1853

Waiting for logs...

2023-01-19T09:18:18.875 runner[3654b3d7] syd [info] Starting instance

2023-01-19T09:18:18.935 runner[3654b3d7] syd [info] Configuring virtual machine

2023-01-19T09:18:18.936 runner[3654b3d7] syd [info] Pulling container image

2023-01-19T09:18:27.932 runner[3654b3d7] syd [info] Unpacking image

2023-01-19T09:18:32.626 runner[3654b3d7] syd [info] Preparing kernel init

2023-01-19T09:18:32.893 runner[3654b3d7] syd [info] Configuring firecracker

2023-01-19T09:18:33.107 runner[3654b3d7] syd [info] Starting virtual machine

2023-01-19T09:18:33.262 app[3654b3d7] syd [info] Starting init (commit: b8364bb)...

2023-01-19T09:18:33.283 app[3654b3d7] syd [info] Preparing to run: `docker-entrypoint.sh run-supervisor.sh` as root

2023-01-19T09:18:38.308 app[3654b3d7] syd [info] Error: UnhandledIoError(Os { code: 8, kind: Uncategorized, message: "Exec format error" })

2023-01-19T09:18:38.310 app[3654b3d7] syd [info] [ 5.108508] request_module: modprobe binfmt-464c cannot be processed, kmod busy with 50 threads for more than 5 seconds now

2023-01-19T09:18:38.310 app[3654b3d7] syd [info] [ 5.111593] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000100

2023-01-19T09:18:38.311 app[3654b3d7] syd [info] [ 5.113563] CPU: 0 PID: 1 Comm: init Not tainted 5.12.2 #1

2023-01-19T09:18:38.311 app[3654b3d7] syd [info] [ 5.114150] Call Trace:

2023-01-19T09:18:38.312 app[3654b3d7] syd [info] [ 5.114429] show_stack+0x52/0x58

2023-01-19T09:18:38.312 app[3654b3d7] syd [info] [ 5.114807] dump_stack+0x6b/0x86

2023-01-19T09:18:38.312 app[3654b3d7] syd [info] [ 5.115174] panic+0xfb/0x2bc

2023-01-19T09:18:38.313 app[3654b3d7] syd [info] [ 5.115499] do_exit.cold+0x60/0xb0

2023-01-19T09:18:38.313 app[3654b3d7] syd [info] [ 5.115892] do_group_exit+0x3b/0xb0

2023-01-19T09:18:38.314 app[3654b3d7] syd [info] [ 5.116292] __x64_sys_exit_group+0x18/0x20

2023-01-19T09:18:38.314 app[3654b3d7] syd [info] [ 5.116748] do_syscall_64+0x38/0x50

2023-01-19T09:18:38.315 app[3654b3d7] syd [info] [ 5.117153] entry_SYSCALL_64_after_hwframe+0x44/0xae

2023-01-19T09:18:38.315 app[3654b3d7] syd [info] [ 5.117700] RIP: 0033:0x7fd7517ea1a9

2023-01-19T09:18:38.317 app[3654b3d7] syd [info] [ 5.118090] Code: eb ef 48 8b 76 28 e9 a5 03 00 00 64 48 8b 04 25 00 00 00 00 48 8b b0 b0 00 00 00 e9 af ff ff ff 48 63 ff b8 e7 00 00 00 0f 05 <ba> 3c 00 00 00 48 89 d0 0f 05 eb f9 66 2e 0f 1f 84 00 00 00 00 00

2023-01-19T09:18:38.318 app[3654b3d7] syd [info] [ 5.120060] RSP: 002b:00007ffca21d6538 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7

2023-01-19T09:18:38.318 app[3654b3d7] syd [info] [ 5.120851] RAX: ffffffffffffffda RBX: 00007fd751567050 RCX: 00007fd7517ea1a9

2023-01-19T09:18:38.319 app[3654b3d7] syd [info] [ 5.121613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001

2023-01-19T09:18:38.320 app[3654b3d7] syd [info] [ 5.122341] RBP: 0000000000000001 R08: 00007fd7518c3b08 R09: 0000000000000000

2023-01-19T09:18:38.321 app[3654b3d7] syd [info] [ 5.123061] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffca21d6598

2023-01-19T09:18:38.321 app[3654b3d7] syd [info] [ 5.123776] R13: 00007ffca21d65a8 R14: 0000000000000000 R15: 0000000000000000

2023-01-19T09:18:38.322 app[3654b3d7] syd [info] [ 5.124582] Kernel Offset: disabled

2023-01-19T09:18:38.322 app[3654b3d7] syd [info] [ 5.124941] Rebooting in 1 seconds..