[main] Doc issue in file user-docs/modules/ROOT/pages/using-image-builder.adoc

[jliklik]

This command is currently broken:

sudo image-builder build iot-simplified-installer \
    --distro fedora-43 \
    --ostree-url http://localhost:8000 \
    --ostree-ref fedora/stable/x86_64/iot \
    --output-dir ./images

See error logs below:

[/] Manifest generation step
Message: Building manifest for fedora-43-iot-simplified-installer
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x98 pc=0x6123ce5264f1]

goroutine 1 gp=0xc000002380 m=11 mp=0xc000580808 [running]:
panic({0x6123cf502fe0?, 0x6123d09edc60?})
        /usr/lib/golang/src/runtime/panic.go:811 +0x168 fp=0xc000148820 sp=0xc000148770 pc=0x6123cc140768
runtime.panicmem(...)
        /usr/lib/golang/src/runtime/panic.go:262
runtime.sigpanic()
        /usr/lib/golang/src/runtime/signal_unix.go:925 +0x359 fp=0xc000148880 sp=0xc000148820 pc=0x6123cc142d99
github.com/osbuild/images/pkg/distro/generic.iotSimplifiedInstallerImage(0xc000e23b88, 0xc000b17790, {0x0, 0xc0001fc410, 0xc000b610f0, 0x0, 0xc00108dc00, {0x0, 0x0}, 0x0, ...}, ...)
        /builddir/build/BUILD/image-builder-51-build/image-builder-cli-51/vendor/github.com/osbuild/images/pkg/distro/generic/images.go:1088 +0x731 fp=0xc000148da0 sp=0xc000148880 pc=0x6123ce5264f1
github.com/osbuild/images/pkg/distro/generic.(*imageType).Manifest(0xc000e23b88, 0xc000b17790, {0x0, 0xc0001fc410, 0xc000b610f0, 0x0, 0xc00108dc00, {0x0, 0x0}, 0x0, ...}, ...)
        /builddir/build/BUILD/image-builder-51-build/image-builder-cli-51/vendor/github.com/osbuild/images/pkg/distro/generic/imagetype.go:309 +0xa79 fp=0xc0001492e0 sp=0xc000148da0 pc=0x6123ce529ab9
github.com/osbuild/images/pkg/manifestgen.(*Generator).Generate(0xc000b1d4d0, 0xc000b17790, {0x6123cf8e3528, 0xc000e23b88}, 0x0?)
        /builddir/build/BUILD/image-builder-51-build/image-builder-cli-51/vendor/github.com/osbuild/images/pkg/manifestgen/manifestgen.go:173 +0x273 fp=0xc0001496c0 sp=0xc0001492e0 pc=0x6123ce52ea53
main.generateManifest({0x0?, 0x9?}, {0x6123d0bfeca0?, 0x18?, 0x6123cea55ec9?}, 0xc000e4f4a0, {0x6123cf8a2cc8, 0xc000614c90}, 0xc000d986c0)
        /builddir/build/BUILD/image-builder-51-build/image-builder-cli-51/cmd/image-builder/manifest.go:105 +0x30e fp=0xc0001497b8 sp=0xc0001496c0 pc=0x6123ce8ad3ae
main.cmdManifestWrapper({0x6123cf8d9cf8, 0xc0003ba1c0}, 0xc00026d808, {0xc0003b0cf0, 0x1, 0x0?}, {0x6123cf8a2cc8, 0xc000614c90}, {0x6123cf8a2ec0, 0x6123d0bfeca0}, ...)
        /builddir/build/BUILD/image-builder-51-build/image-builder-cli-51/cmd/image-builder/main.go:358 +0x1396 fp=0xc0001499e0 sp=0xc0001497b8 pc=0x6123ce8aa056
main.cmdBuild(0xc00026d808, {0xc0003b0cf0, 0x1, 0x9})
        /builddir/build/BUILD/image-builder-51-build/image-builder-cli-51/cmd/image-builder/main.go:441 +0x4b9 fp=0xc000149b60 sp=0xc0001499e0 pc=0x6123ce8aaaf9
github.com/spf13/cobra.(*Command).execute(0xc00026d808, {0xc0003b0c60, 0x9, 0x9})
        /builddir/build/BUILD/image-builder-51-build/image-builder-cli-51/vendor/github.com/spf13/cobra/command.go:1015 +0xaaa fp=0xc000149ce0 sp=0xc000149b60 pc=0x6123cc328a2a
github.com/spf13/cobra.(*Command).ExecuteC(0xc00026cc08)
        /builddir/build/BUILD/image-builder-51-build/image-builder-cli-51/vendor/github.com/spf13/cobra/command.go:1148 +0x46f fp=0xc000149dd0 sp=0xc000149ce0 pc=0x6123cc32936f
github.com/spf13/cobra.(*Command).Execute(...)
        /builddir/build/BUILD/image-builder-51-build/image-builder-cli-51/vendor/github.com/spf13/cobra/command.go:1071
main.run()
        /builddir/build/BUILD/image-builder-51-build/image-builder-cli-51/cmd/image-builder/main.go:689 +0x1285 fp=0xc000149f08 sp=0xc000149dd0 pc=0x6123ce8ac8e5
main.main()
        /builddir/build/BUILD/image-builder-51-build/image-builder-cli-51/cmd/image-builder/main.go:699 +0x53 fp=0xc000149f50 sp=0xc000149f08 pc=0x6123ce8acdb3
runtime.main()
        /usr/lib/golang/src/runtime/proc.go:283 +0x29d fp=0xc000149fe0 sp=0xc000149f50 pc=0x6123cc10d7dd
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000149fe8 sp=0xc000149fe0 pc=0x6123cc148a41

goroutine 2 gp=0xc000002e00 m=nil [force gc (idle)]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc00008cfa8 sp=0xc00008cf88 pc=0x6123cc140c4e
runtime.goparkunlock(...)
        /usr/lib/golang/src/runtime/proc.go:441
runtime.forcegchelper()
        /usr/lib/golang/src/runtime/proc.go:348 +0xb8 fp=0xc00008cfe0 sp=0xc00008cfa8 pc=0x6123cc10db18
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00008cfe8 sp=0xc00008cfe0 pc=0x6123cc148a41
created by runtime.init.8 in goroutine 1
        /usr/lib/golang/src/runtime/proc.go:336 +0x1a

goroutine 3 gp=0xc000003340 m=nil [GC sweep wait]:
runtime.gopark(0x1?, 0x0?, 0x0?, 0x0?, 0x0?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc00008d780 sp=0xc00008d760 pc=0x6123cc140c4e
runtime.goparkunlock(...)
        /usr/lib/golang/src/runtime/proc.go:441
runtime.bgsweep(0xc0000b8000)
        /usr/lib/golang/src/runtime/mgcsweep.go:316 +0xdf fp=0xc00008d7c8 sp=0xc00008d780 pc=0x6123cc0f775f
runtime.gcenable.gowrap1()
        /usr/lib/golang/src/runtime/mgc.go:204 +0x25 fp=0xc00008d7e0 sp=0xc00008d7c8 pc=0x6123cc0ebb65
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00008d7e8 sp=0xc00008d7e0 pc=0x6123cc148a41
created by runtime.gcenable in goroutine 1
        /usr/lib/golang/src/runtime/mgc.go:204 +0x66

goroutine 4 gp=0xc000003500 m=nil [GC scavenge wait]:
runtime.gopark(0x53a7a6?, 0x3c53e0d0?, 0x0?, 0x0?, 0x0?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc00008df78 sp=0xc00008df58 pc=0x6123cc140c4e
runtime.goparkunlock(...)
        /usr/lib/golang/src/runtime/proc.go:441
runtime.(*scavengerState).park(0x6123d0bcff40)
        /usr/lib/golang/src/runtime/mgcscavenge.go:425 +0x49 fp=0xc00008dfa8 sp=0xc00008df78 pc=0x6123cc0f51c9
runtime.bgscavenge(0xc0000b8000)
        /usr/lib/golang/src/runtime/mgcscavenge.go:658 +0x59 fp=0xc00008dfc8 sp=0xc00008dfa8 pc=0x6123cc0f5759
runtime.gcenable.gowrap2()
        /usr/lib/golang/src/runtime/mgc.go:205 +0x25 fp=0xc00008dfe0 sp=0xc00008dfc8 pc=0x6123cc0ebb05
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00008dfe8 sp=0xc00008dfe0 pc=0x6123cc148a41
created by runtime.gcenable in goroutine 1
        /usr/lib/golang/src/runtime/mgc.go:205 +0xa5

goroutine 5 gp=0xc000003dc0 m=nil [finalizer wait]:
runtime.gopark(0x1b8?, 0xc000002380?, 0x1?, 0x23?, 0xc00008c688?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc00008c630 sp=0xc00008c610 pc=0x6123cc140c4e
runtime.runfinq()
        /usr/lib/golang/src/runtime/mfinal.go:196 +0x107 fp=0xc00008c7e0 sp=0xc00008c630 pc=0x6123cc0eab27
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00008c7e8 sp=0xc00008c7e0 pc=0x6123cc148a41
created by runtime.createfing in goroutine 1
        /usr/lib/golang/src/runtime/mfinal.go:166 +0x3d

goroutine 6 gp=0xc0002008c0 m=nil [GC worker (idle)]:
runtime.gopark(0xc3a0ac01ab4?, 0x3?, 0x26?, 0x78?, 0x0?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc00008e738 sp=0xc00008e718 pc=0x6123cc140c4e
runtime.gcBgMarkWorker(0xc0000c49a0)
        /usr/lib/golang/src/runtime/mgc.go:1423 +0xe9 fp=0xc00008e7c8 sp=0xc00008e738 pc=0x6123cc0ee029
runtime.gcBgMarkStartWorkers.gowrap1()
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x25 fp=0xc00008e7e0 sp=0xc00008e7c8 pc=0x6123cc0edf05
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00008e7e8 sp=0xc00008e7e0 pc=0x6123cc148a41
created by runtime.gcBgMarkStartWorkers in goroutine 1
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x105

goroutine 18 gp=0xc000102700 m=nil [GC worker (idle)]:
runtime.gopark(0xc3a0ac01658?, 0x3?, 0x73?, 0x7a?, 0x0?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc000088738 sp=0xc000088718 pc=0x6123cc140c4e
runtime.gcBgMarkWorker(0xc0000c49a0)
        /usr/lib/golang/src/runtime/mgc.go:1423 +0xe9 fp=0xc0000887c8 sp=0xc000088738 pc=0x6123cc0ee029
runtime.gcBgMarkStartWorkers.gowrap1()
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x25 fp=0xc0000887e0 sp=0xc0000887c8 pc=0x6123cc0edf05
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0000887e8 sp=0xc0000887e0 pc=0x6123cc148a41
created by runtime.gcBgMarkStartWorkers in goroutine 1
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x105

goroutine 19 gp=0xc0001028c0 m=nil [GC worker (idle)]:
runtime.gopark(0x6123d0c012a0?, 0x3?, 0x90?, 0xb3?, 0x0?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc000088f38 sp=0xc000088f18 pc=0x6123cc140c4e
runtime.gcBgMarkWorker(0xc0000c49a0)
        /usr/lib/golang/src/runtime/mgc.go:1423 +0xe9 fp=0xc000088fc8 sp=0xc000088f38 pc=0x6123cc0ee029
runtime.gcBgMarkStartWorkers.gowrap1()
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x25 fp=0xc000088fe0 sp=0xc000088fc8 pc=0x6123cc0edf05
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000088fe8 sp=0xc000088fe0 pc=0x6123cc148a41
created by runtime.gcBgMarkStartWorkers in goroutine 1
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x105

goroutine 34 gp=0xc000504000 m=nil [GC worker (idle)]:
runtime.gopark(0xc3a0ac0197d?, 0x1?, 0x1d?, 0xbd?, 0x0?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc00050a738 sp=0xc00050a718 pc=0x6123cc140c4e
runtime.gcBgMarkWorker(0xc0000c49a0)
        /usr/lib/golang/src/runtime/mgc.go:1423 +0xe9 fp=0xc00050a7c8 sp=0xc00050a738 pc=0x6123cc0ee029
runtime.gcBgMarkStartWorkers.gowrap1()
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x25 fp=0xc00050a7e0 sp=0xc00050a7c8 pc=0x6123cc0edf05
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00050a7e8 sp=0xc00050a7e0 pc=0x6123cc148a41
created by runtime.gcBgMarkStartWorkers in goroutine 1
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x105

goroutine 7 gp=0xc000200a80 m=nil [GC worker (idle)]:
runtime.gopark(0xc3a0ac291a6?, 0x3?, 0xf4?, 0xd5?, 0x0?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc00008ef38 sp=0xc00008ef18 pc=0x6123cc140c4e
runtime.gcBgMarkWorker(0xc0000c49a0)
        /usr/lib/golang/src/runtime/mgc.go:1423 +0xe9 fp=0xc00008efc8 sp=0xc00008ef38 pc=0x6123cc0ee029
runtime.gcBgMarkStartWorkers.gowrap1()
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x25 fp=0xc00008efe0 sp=0xc00008efc8 pc=0x6123cc0edf05
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00008efe8 sp=0xc00008efe0 pc=0x6123cc148a41
created by runtime.gcBgMarkStartWorkers in goroutine 1
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x105

goroutine 20 gp=0xc000102a80 m=nil [GC worker (idle)]:
runtime.gopark(0xc3a0ac1c43b?, 0x3?, 0x36?, 0x6e?, 0x0?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc000089738 sp=0xc000089718 pc=0x6123cc140c4e
runtime.gcBgMarkWorker(0xc0000c49a0)
        /usr/lib/golang/src/runtime/mgc.go:1423 +0xe9 fp=0xc0000897c8 sp=0xc000089738 pc=0x6123cc0ee029
runtime.gcBgMarkStartWorkers.gowrap1()
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x25 fp=0xc0000897e0 sp=0xc0000897c8 pc=0x6123cc0edf05
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0000897e8 sp=0xc0000897e0 pc=0x6123cc148a41
created by runtime.gcBgMarkStartWorkers in goroutine 1
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x105

goroutine 8 gp=0xc000200c40 m=nil [GC worker (idle)]:
runtime.gopark(0xc3a0ac3f02a?, 0x3?, 0x51?, 0x37?, 0x0?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc00008f738 sp=0xc00008f718 pc=0x6123cc140c4e
runtime.gcBgMarkWorker(0xc0000c49a0)
        /usr/lib/golang/src/runtime/mgc.go:1423 +0xe9 fp=0xc00008f7c8 sp=0xc00008f738 pc=0x6123cc0ee029
runtime.gcBgMarkStartWorkers.gowrap1()
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x25 fp=0xc00008f7e0 sp=0xc00008f7c8 pc=0x6123cc0edf05
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00008f7e8 sp=0xc00008f7e0 pc=0x6123cc148a41
created by runtime.gcBgMarkStartWorkers in goroutine 1
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x105

goroutine 35 gp=0xc0005041c0 m=nil [GC worker (idle)]:
runtime.gopark(0xc3a0ac0b4d0?, 0x3?, 0x27?, 0x2a?, 0x0?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc00050af38 sp=0xc00050af18 pc=0x6123cc140c4e
runtime.gcBgMarkWorker(0xc0000c49a0)
        /usr/lib/golang/src/runtime/mgc.go:1423 +0xe9 fp=0xc00050afc8 sp=0xc00050af38 pc=0x6123cc0ee029
runtime.gcBgMarkStartWorkers.gowrap1()
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x25 fp=0xc00050afe0 sp=0xc00050afc8 pc=0x6123cc0edf05
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00050afe8 sp=0xc00050afe0 pc=0x6123cc148a41
created by runtime.gcBgMarkStartWorkers in goroutine 1
        /usr/lib/golang/src/runtime/mgc.go:1339 +0x105

goroutine 50 gp=0xc000682380 m=nil [chan receive]:
runtime.gopark(0xc0006980a0?, 0xc000d84018?, 0x60?, 0x67?, 0x6123cc21b148?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc000506718 sp=0xc0005066f8 pc=0x6123cc140c4e
runtime.chanrecv(0xc00069a000, 0x0, 0x1)
        /usr/lib/golang/src/runtime/chan.go:664 +0x445 fp=0xc000506790 sp=0xc000506718 pc=0x6123cc0dd0c5
runtime.chanrecv1(0x0?, 0x0?)
        /usr/lib/golang/src/runtime/chan.go:506 +0x12 fp=0xc0005067b8 sp=0xc000506790 pc=0x6123cc0dcc52
runtime.unique_runtime_registerUniqueMapCleanup.func2(...)
        /usr/lib/golang/src/runtime/mgc.go:1797
runtime.unique_runtime_registerUniqueMapCleanup.gowrap1()
        /usr/lib/golang/src/runtime/mgc.go:1800 +0x2f fp=0xc0005067e0 sp=0xc0005067b8 pc=0x6123cc0eed0f
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0005067e8 sp=0xc0005067e0 pc=0x6123cc148a41
created by unique.runtime_registerUniqueMapCleanup in goroutine 1
        /usr/lib/golang/src/runtime/mgc.go:1795 +0x85

goroutine 9 gp=0xc000200380 m=nil [select, locked to thread]:
runtime.gopark(0xc00050dfa8?, 0x2?, 0x60?, 0xb3?, 0xc00050df94?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc00050de20 sp=0xc00050de00 pc=0x6123cc140c4e
runtime.selectgo(0xc00050dfa8, 0xc00050df90, 0x0?, 0x0, 0x0?, 0x1)
        /usr/lib/golang/src/runtime/select.go:351 +0x837 fp=0xc00050df58 sp=0xc00050de20 pc=0x6123cc11fd57
runtime.ensureSigM.func1()
        /usr/lib/golang/src/runtime/signal_unix.go:1085 +0x19b fp=0xc00050dfe0 sp=0xc00050df58 pc=0x6123cc13b5db
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00050dfe8 sp=0xc00050dfe0 pc=0x6123cc148a41
created by runtime.ensureSigM in goroutine 1
        /usr/lib/golang/src/runtime/signal_unix.go:1068 +0xc8

goroutine 21 gp=0xc000504380 m=9 mp=0xc000600008 [syscall]:
runtime.notetsleepg(0x6123d0c002e0, 0xffffffffffffffff)
        /usr/lib/golang/src/runtime/lock_futex.go:123 +0x29 fp=0xc00008afa0 sp=0xc00008af78 pc=0x6123cc0e2669
os/signal.signal_recv()
        /usr/lib/golang/src/runtime/sigqueue.go:152 +0x29 fp=0xc00008afc0 sp=0xc00008afa0 pc=0x6123cc142e49
os/signal.loop()
        /usr/lib/golang/src/os/signal/signal_unix.go:23 +0x13 fp=0xc00008afe0 sp=0xc00008afc0 pc=0x6123cc2504b3
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00008afe8 sp=0xc00008afe0 pc=0x6123cc148a41
created by os/signal.Notify.func1.1 in goroutine 1
        /usr/lib/golang/src/os/signal/signal.go:152 +0x1f

goroutine 22 gp=0xc000504540 m=nil [chan receive]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc00008b710 sp=0xc00008b6f0 pc=0x6123cc140c4e
runtime.chanrecv(0xc0003b6a80, 0x0, 0x1)
        /usr/lib/golang/src/runtime/chan.go:664 +0x445 fp=0xc00008b788 sp=0xc00008b710 pc=0x6123cc0dd0c5
runtime.chanrecv1(0x0?, 0x0?)
        /usr/lib/golang/src/runtime/chan.go:506 +0x12 fp=0xc00008b7b0 sp=0xc00008b788 pc=0x6123cc0dcc52
github.com/osbuild/image-builder-cli/pkg/progress.init.0.func1()
        /builddir/build/BUILD/image-builder-51-build/image-builder-cli-51/pkg/progress/pty.go:28 +0x31 fp=0xc00008b7e0 sp=0xc00008b7b0 pc=0x6123ce535bb1
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00008b7e8 sp=0xc00008b7e0 pc=0x6123cc148a41
created by github.com/osbuild/image-builder-cli/pkg/progress.init.0 in goroutine 1
        /builddir/build/BUILD/image-builder-51-build/image-builder-cli-51/pkg/progress/pty.go:26 +0x96

goroutine 24 gp=0xc0005048c0 m=nil [chan receive]:
runtime.gopark(0x6123cc2500c5?, 0x6123cf5f9fa0?, 0x1?, 0x0?, 0xc00050b768?)
        /usr/lib/golang/src/runtime/proc.go:435 +0xce fp=0xc00050b6d8 sp=0xc00050b6b8 pc=0x6123cc140c4e
runtime.chanrecv(0xc0003be2a0, 0x0, 0x1)
        /usr/lib/golang/src/runtime/chan.go:664 +0x445 fp=0xc00050b750 sp=0xc00050b6d8 pc=0x6123cc0dd0c5
runtime.chanrecv1(0xc0003be2a0?, 0xc00050b7b0?)
        /usr/lib/golang/src/runtime/chan.go:506 +0x12 fp=0xc00050b778 sp=0xc00050b750 pc=0x6123cc0dcc52
main.cmdBuild.func1()
        /builddir/build/BUILD/image-builder-51-build/image-builder-cli-51/cmd/image-builder/main.go:430 +0x94 fp=0xc00050b7e0 sp=0xc00050b778 pc=0x6123ce8ab214
runtime.goexit({})
        /usr/lib/golang/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc00050b7e8 sp=0xc00050b7e0 pc=0x6123cc148a41
created by main.cmdBuild in goroutine 1
        /builddir/build/BUILD/image-builder-51-build/image-builder-cli-51/cmd/image-builder/main.go:427 +0x445
Aborted

[CBeez23]

I propose: sudo image-builder build iot-simplified-installer
--distro fedora-43
--ostree-url http://localhost:8000
--ostree-ref fedora/stable/x86_64/iot
--ignition-config ./config.ign # <--- Adding this prevents the Nil Pointer crash