On 23 Jan 11:38, Greg KH wrote: > Please at least email the people involved in the patch, as the only real > "subscribers" to the stable mailing list are the people who make the > stable releases, not the developers who write the patches that are > backported. Sorry, will do in the future. > Then it would seem that 3.12 would also have an issue, right? Correct. I've just tried and can reproduce the problem on 3.12.8 as well. The call trace is expectedly a bit different so I am including it here BUG: Bad page state in process aio_test pfn:b8801 page:ffffea0002e20040 count:0 mapcount:1 mapping: (null) index:0x0 page flags: 0x10000000008000(tail) CPU: 0 PID: 5091 Comm: aio_test Tainted: G O 3.12.8bug #1 Call Trace: [<ffffffff8152be57>] dump_stack+0x46/0x58 [<ffffffff8152832c>] bad_page+0xe7/0x102 [<ffffffff8111429c>] free_pages_prepare+0xfc/0x110 [<ffffffff8111442f>] __free_pages+0x2f/0x70 [<ffffffff81147280>] update_and_free_page+0x70/0x80 [<ffffffff811490aa>] free_huge_page+0x17a/0x190 [<ffffffff81118fc3>] __put_compound_page+0x23/0x30 [<ffffffff81119038>] put_compound_page+0x68/0x100 [<ffffffff811192a7>] release_pages+0x1d7/0x1e0 [<ffffffff8114226d>] free_pages_and_swap_cache+0xad/0xd0 [<ffffffff8112e3cc>] tlb_flush_mmu+0x5c/0xa0 [<ffffffff8112e424>] tlb_finish_mmu+0x14/0x40 [<ffffffff81138604>] exit_mmap+0xe4/0x150 [<ffffffff810458f5>] mmput+0x35/0xc0 [<ffffffff8104a374>] do_exit+0x254/0x9c0 [<ffffffff8115d09e>] ? ____fput+0xe/0x10 [<ffffffff81066d7c>] ? task_work_run+0xac/0xe0 [<ffffffff8104ac0f>] do_group_exit+0x3f/0xa0 [<ffffffff8104ac87>] SyS_exit_group+0x17/0x20 [<ffffffff8153a012>] system_call_fastpath+0x16/0x1b -- Guillaume Morin <guillaume@xxxxxxxxxxx> -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html