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ad46274a-69c2-48d1-9db0-08de83624d9a X-MS-Exchange-CrossTenant-AuthSource: PH0PR11MB5832.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Mar 2026 13:45:36.6722 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: kXICZpf613xIo8dMCoUs8pvyEcJPRwM5txWLjA7Kt40CIcyTj2comtMLEm6DB0mVVyeMU9L7MBN04OreJWirtQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN9PR11MB5308 X-OriginatorOrg: intel.com Hello, we don't have enough knowledge to analyze the connection, but after rebuilding kernel and rerun tests up to 100 times, the parent keeps clean, 4a34da4356 shows consistent boot issues. ========================================================================================= tbox_group/testcase/rootfs/kconfig/compiler/sleep: vm-snb-i386/boot/yocto-i386-minimal-20190520.cgz/i386-randconfig-2006-20250804/gcc-14/1 ec93d3ee27d535ec 4a34da43569a1e0f7268e7dbd43 ---------------- --------------------------- fail:runs %reproduction fail:runs | | | :100 100% 100:100 last_state.booting :100 97% 97:100 dmesg.BUG:kernel_hang_in_boot_stage :100 3% 3:100 dmesg.BUG:workqueue_lockup-pool :100 100% 100:100 dmesg.boot_failures unfortunately, there is less information in dmesg. below report is just FTI. kernel test robot noticed "BUG:kernel_hang_in_boot_stage" on: commit: 4a34da43569a1e0f7268e7dbd435ad1eab5ff1b9 ("clone: add CLONE_NNP") https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master [test failed on linux-next/master f90aadf1c67c8b4969d1e5e6d4fd7227adb6e4d7] in testcase: boot config: i386-randconfig-2006-20250804 compiler: gcc-14 test machine: qemu-system-i386 -enable-kvm -cpu SandyBridge -smp 2 -m 4G (please refer to attached dmesg/kmsg for entire log/backtrace) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-lkp/202603161449.201e2f5f-lkp@intel.com [ 0.289043][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.290216][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.291271][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.292235][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.293181][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. BUG: kernel hang in boot stage The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20260316/202603161449.201e2f5f-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki