Hi Oscar, On Wed, Sep 16, 2020 at 09:27:02AM +0200, Oscar Salvador wrote: > Could you please re-run the tests with the below patch applied, and > attached then the logs here? here it is: (removed previous dump_page() calls for other pages that didn't fail) [ 109.709342] Soft offlining pfn 0x3fb526 at process virtual address 0x7ffc7a180000 [ 109.716969] page:00000000f367dde5 refcount:1 mapcount:0 mapping:0000000000000000 index:0x7ffc7a18 pfn:0x3fb526 [ 109.716978] anon flags: 0x3ffff80008000e(referenced|uptodate|dirty|swapbacked) [ 109.716988] raw: 003ffff80008000e 5deadbeef0000100 5deadbeef0000122 c000003fcd56d839 [ 109.716997] raw: 000000007ffc7a18 0000000000000000 00000001ffffffff c000003fd42f5000 [ 109.717005] page dumped because: page_handle_poison [ 109.717011] page->mem_cgroup:c000003fd42f5000 [ 109.725882] page_handle_poison: hugepage_or_freepage failed [ 109.725885] __soft_offline_page: page_handle_poison -EBUSY [ 109.725898] page:00000000f367dde5 refcount:3 mapcount:0 mapping:00000000b43d73e6 index:0x58 pfn:0x3fb526 [ 109.725951] aops:xfs_address_space_operations [xfs] ino:49f9c5f dentry name:"messages" [ 109.725958] flags: 0x3ffff800002008(dirty|private) [ 109.725963] raw: 003ffff800002008 5deadbeef0000100 5deadbeef0000122 c000003fb8b7eea8 [ 109.725969] raw: 0000000000000058 c000003fdd94eb20 00000003ffffffff c000003fd3c42000 [ 109.725975] page dumped because: __soft_offline_page after migrate [ 109.725980] page->mem_cgroup:c000003fd3c42000 -- Aristeu
