While debugging bsc#1065703 on SLE15: rpm -Uvh Kernel:stable/kernel-default.rpm (or Tumbleweed kernel) [ 0.000000] Kernel command line: root=UUID=4bf640b6-5d9f-4a5c-98bf-ef63b0543fab quiet sysrq_always_enabled panic=9 console=hvc0 ignore_loglevel i8042.noaux resume=/dev/disk/by-label/SWAP splash=silent rootflags=data=journal,noatime [ 0.004000] BUG: unable to handle kernel paging request at ffff8803ebf3d008 [ 0.004000] IP: xen_set_pud+0x4a/0xd0 [ 0.004000] PGD 200c067 P4D 200c067 PUD 2809067 PMD 3ea0b8067 PTE 80100003ebf3d065 [ 0.004000] Oops: 0003 [#1] PREEMPT SMP NOPTI [ 0.004000] Modules linked in: [ 0.004000] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.15.1-2.g9df97e2-default #1 [ 0.004000] Hardware name: HP ProLiant SL170z G6 /ProLiant SL170z G6 , BIOS O34 07/13/2009 [ 0.004000] RIP: e030:xen_set_pud+0x4a/0xd0 [ 0.004000] RSP: e02b:ffffffff82003cf0 EFLAGS: 00010246 [ 0.004000] RAX: 002ffff800000800 RBX: ffff880207d29000 RCX: 00003ffffffff000 [ 0.004000] RDX: 000077ff80000000 RSI: 00000002ad1d9067 RDI: ffff8803ebf3d008 [ 0.004000] RBP: ffff8803ebf3d008 R08: 0000000000000000 R09: ffffea00061f4a80 [ 0.004000] R10: 0000000000007ff0 R11: ffffe8ffffffffff R12: 00000002ad1d9067 [ 0.004000] R13: ffffffff8208e66c R14: 0000000000000000 R15: 8000000000000163 [ 0.004000] FS: 0000000000000000(0000) GS:ffff88042c400000(0000) knlGS:0000000000000000 [ 0.004000] CS: e033 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.004000] CR2: ffff8803ebf3d008 CR3: 000000000200a000 CR4: 0000000000002660 [ 0.004000] Call Trace: [ 0.004000] __pmd_alloc+0x117/0x170 [ 0.004000] ? acpi_os_map_iomem+0x14c/0x180 [ 0.004000] ioremap_page_range+0x394/0x3e0 [ 0.004000] ? __get_vm_area_node+0xff/0x170 [ 0.004000] ? acpi_os_map_iomem+0x14c/0x180 [ 0.004000] __ioremap_caller+0x20a/0x2e0 [ 0.004000] acpi_os_map_iomem+0x14c/0x180 [ 0.004000] acpi_tb_acquire_table+0x39/0x64 [ 0.004000] acpi_tb_validate_table+0x44/0x7c [ 0.004000] acpi_tb_verify_temp_table+0x42/0x2ff [ 0.004000] ? acpi_ut_acquire_mutex+0x129/0x1b4 [ 0.004000] acpi_reallocate_root_table+0x12f/0x148 [ 0.004000] acpi_early_init+0x4b/0x102 [ 0.004000] start_kernel+0x3bc/0x470 [ 0.004000] ? default_get_nmi_reason+0x10/0x10 [ 0.004000] xen_start_kernel+0x546/0x551 [ 0.004000] Code: 00 00 00 48 c7 c2 00 00 00 80 48 2b 15 28 28 02 01 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 06 28 02 01 48 8b 00 f6 c4 02 75 64 <4c> 89 65 00 5b 5d 41 5c c3 65 8b 05 06 e0 fe 7e 89 c0 48 0f a3 [ 0.004000] RIP: xen_set_pud+0x4a/0xd0 RSP: ffffffff82003cf0 [ 0.004000] CR2: ffff8803ebf3d008 [ 0.004000] ---[ end trace aad17b526bb9515d ]--- [ 0.004000] Kernel panic - not syncing: Attempted to kill the idle task! (XEN) Hardware Dom0 crashed: rebooting machine in 5 seconds. Olaf