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I have a RDB eval board on which I installed NVME storage whose ext4 partit= ion was created from Linux. The commit from which the boot loader is built is: 2024.12.0-00214-ge3de867= 716e9-dirty from Tue Dec 17 2024 The device is probed: `-- pci-1957:81c0.1 `-- pci-126f:2263.0 `-- 0x00000000-0x6fc86d5fff ( 447.1 GiB): /dev/nvme0n1 `-- 0x00100000-0x401001ff ( 1 GiB): /dev/nvme0n1.0, nvme0n1.Li= nux filesystem nvme pci-126f:2263.0: serial: A012410180629000000 nvme pci-126f:2263.0: model: SM681GEF AGS nvme pci-126f:2263.0: firmware: TFX7GB The partition below was created from Linux: barebox@LS1046A RDB Board:/ parted nvme0n1 print Disk /dev/nvme0n1: 447.1 GiB Partition Table: gpt Number Start End Size Name 0 1MB 1074MB 1073MB Linux filesystem However, attempting to create a new partition: barebox@LS1046A RDB Board:/ parted nvme0n1 mkpart config ext4 1074MiB 1090M= iB NULL pointer dereference: DABT (current EL) exception (ESR 0x9600000b) at 0= x0000000000000008 elr: 00000000fbd69444 lr : 00000000fbd0e110 x0 : 0000000000000000 x1 : 0000000000000000 x2 : 0000000000000000 x3 : fffffffffffffff8 x4 : 00000000fbff7a6c x5 : 00000000fbff7a68 x6 : 00000000bdfc5a48 x7 : 00000000bde80000 x8 : 00000000bded2dd0 x9 : 00000000fbff7a68 x10: 00000000fbdb4190 x11: 0000000000000002 x12: 00000000bdfc402e x13: 00000000bdfc4053 x14: 00000000ffffffff x15: 00000000ffffffff x16: 0000000000000000 x17: 00000000fbff7538 x18: 00000000fbff7ac0 x19: 0000000000000000 x20: 00000000bdfc59b0 x21: 00000000bded2dd0 x22: 00000000bdfc5278 x23: 00000000bdfc57a8 x24: 0000000000004000 x25: 00000000fbdb2650 x26: 00000000fbe1c000 x27: 00000000bdfc3fc8 x28: 00000000fbde5db0 x29: 00000000fbff7a90 Call trace: [] (dev_remove_param+0x18/0x5c) from [] (dos_partition_= free+0x30/0x58) [] (dos_partition_free+0x30/0x58) from [] (partition_ta= ble_free+0x14/0x1c) [] (partition_table_free+0x14/0x1c) from [] (efi_partit= ion_write+0x39c/0x3c0) [] (efi_partition_write+0x39c/0x3c0) from [] (partition= _table_write+0x18/0x28) [] (partition_table_write+0x18/0x28) from [] (do_parted= +0x138/0x154) [] (do_parted+0x138/0x154) from [] (execute_command+0x4= 4/0x8c) [] (execute_command+0x44/0x8c) from [] (execute_binfmt+= 0x68/0xa0) [] (execute_binfmt+0x68/0xa0) from [] (run_list_real+0x= 8cc/0x978) [] (run_list_real+0x8cc/0x978) from [] (parse_stream_ou= ter+0x144/0x1f0) [] (parse_stream_outer+0x144/0x1f0) from [] (run_shell+= 0x64/0xac) [] (run_shell+0x64/0xac) from [] (run_init+0x148/0x250) [] (run_init+0x148/0x250) from [] (start_barebox+0x50/0= x8c) [] (start_barebox+0x50/0x8c) from [] (psci_driver_regis= ter+0x0/0x1c) [] (psci_driver_register+0x0/0x1c) from [] (__bare_init= _start+0x0/0x14) [] (__bare_init_start+0x0/0x14) from [<80028800>] (0x80028800) [<80028800>] (0x80028800) from [<800280c4>] (0x800280c4) panic: unhandled exception A bit of debugging shows that dpd->disksig.param is NULL. Is that supposed = to be? barebox@LS1046A RDB Board:/ parted nvme0n1 mkpart config ext4 1074MiB 1090M= iB dos_partition_free: pd =3D 0x00000000bdfc6980 dos_partition_free: dpart =3D 0x00000000bdfc7738 dos_partition_free: dpd =3D 0x00000000bdfc6980 dos_partition_free: dpd->disksig.param=3D 0x0000000000000000 <=3D=3D dos_partition_free: pd =3D 0x00000000bdfc6980 And the partition is created if dpd->disksig.param is tested for NULL: barebox@LS1046A RDB Board:/ parted nvme0n1 print Disk /dev/nvme0n1: 447.1 GiB Partition Table: gpt Number Start End Size Name 0 1024KiB 1049600KiB 1048576KiB Linux filesystem 1 1099776KiB 1116159KiB 16384KiB config