On Wednesday, September 20, 2017 8:27:40 PM IST Christoph Hellwig wrote: > Recently I've a few of these warnings in generic/388 with a 4k > filesystem on x86_64, v5 file system with reflink and rmap > enabled but otherwise defaults. If someones got and idea where > this might be from I'm curious, otherwise I'll add it to my TODO list. I am able to recreate it on my ppc64 box as well. I will root cause the issue and fix it. ============================================================================= BUG xfs_rui_item (Tainted: G B ): Poison overwritten ----------------------------------------------------------------------------- INFO: 0xc000000105d15f0b-0xc000000105d15f0b. First byte 0x6a instead of 0x6b INFO: Allocated in .kmem_zone_alloc+0xcc/0x180 age=64 cpu=0 pid=2189 .__slab_alloc+0x24/0x50 .kmem_cache_alloc+0x124/0x350 .kmem_zone_alloc+0xcc/0x180 .xfs_rui_init+0x3c/0xe0 .xfs_rmap_update_create_intent+0x34/0x120 .xfs_defer_intake_work+0x64/0x1d0 .xfs_defer_finish+0xa4/0x5b0 .xfs_iomap_write_allocate+0x1cc/0x420 .xfs_map_blocks+0x2c4/0x490 .xfs_do_writepage+0x408/0x830 .write_cache_pages+0x270/0x5f0 .xfs_vm_writepages+0xe8/0x140 .do_writepages+0x44/0xd0 .__writeback_single_inode+0x5c/0x550 .writeback_sb_inodes+0x2b8/0x580 .__writeback_inodes_wb+0xd4/0x140 INFO: Freed in .xfs_rui_item_free+0x28/0x60 age=64 cpu=0 pid=2189 .kmem_cache_free+0x118/0x2a0 .xfs_rui_item_free+0x28/0x60 .xfs_trans_free_items+0xd4/0x160 .__xfs_trans_commit+0xc8/0x350 .xfs_trans_roll+0x44/0x80 .xfs_defer_trans_roll+0x6c/0x240 .xfs_defer_finish+0xb0/0x5b0 .xfs_iomap_write_allocate+0x1cc/0x420 .xfs_map_blocks+0x2c4/0x490 .xfs_do_writepage+0x408/0x830 .write_cache_pages+0x270/0x5f0 .xfs_vm_writepages+0xe8/0x140 .do_writepages+0x44/0xd0 .__writeback_single_inode+0x5c/0x550 .writeback_sb_inodes+0x2b8/0x580 .__writeback_inodes_wb+0xd4/0x140 INFO: Slab 0xf000000000417440 objects=65 used=65 fp=0x (null) flags=0x3ffff800000100 INFO: Object 0xc000000105d15e88 @offset=24200 fp=0xc000000105d19998 Redzone c000000105d15e80: bb bb bb bb bb bb bb bb ........ Object c000000105d15e88: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk Object c000000105d15e98: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk Object c000000105d15ea8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk Object c000000105d15eb8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk -- chandan -- To unsubscribe from this list: send the line "unsubscribe linux-xfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html