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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: RnkRrGI3qip/NAIMJdgsat9kuSo0omHTbX7iaJIdKY7+a2OmMuQExIopHV31dnuh91GodZCo/kIYniMMr06TdA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ2PR11MB8586 X-OriginatorOrg: intel.com Hello, kernel test robot noticed "page_allocation_failure:order:#,mode:#(__GFP_ZERO|__GFP_COMP),nodemask=(null),cpuset=(null),mems_allowed=" on: commit: da80cfb7e23e7d84297f9d24a2a70a014daa0a0c ("mm: restrict slub, compaction, and page_alloc to sysram") https://github.com/gourryinverse/linux scratch/gourry/isolation/v2 in testcase: boot config: x86_64-rhel-9.4-ltp compiler: gcc-14 test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 32G (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/202601070744.b186a98d-lkp@intel.com [ 1.571716][ T0] Policy zone: Normal [ 1.572090][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 1.572767][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 1.573496][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear) [ 1.579058][ T0] stackdepot: allocating space for 8192 stack pools via memblock [ 1.665046][ T0] swapper: page allocation failure: order:0, mode:0x40100(__GFP_ZERO|__GFP_COMP), nodemask=(null),cpuset=(null),mems_allowed=0-1023 [ 1.666481][ T0] CPU: 0 UID: 0 PID: 0 Comm: swapper Not tainted 6.19.0-rc3-00002-gda80cfb7e23e #1 PREEMPT(undef) [ 1.666487][ T0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 1.666490][ T0] Call Trace: [ 1.666497][ T0] [ 1.666503][ T0] dump_stack_lvl (kbuild/src/consumer/lib/dump_stack.c:122) [ 1.666514][ T0] warn_alloc.cold (kbuild/src/consumer/mm/page_alloc.c:4005) [ 1.666520][ T0] ? __pfx_warn_alloc (kbuild/src/consumer/mm/page_alloc.c:3984) [ 1.666525][ T0] ? __asan_memcpy (kbuild/src/consumer/mm/kasan/shadow.c:105 (discriminator 1)) The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20260107/202601070744.b186a98d-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki