On Tue, Dec 08, 2015 at 11:25:28PM -0500, Dave Jones wrote: > Not sure if I've already reported this one, but I've been seeing this > a lot this last couple days. > > kernel BUG at mm/page-writeback.c:2654! > invalid opcode: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC KASAN > CPU: 1 PID: 2566 Comm: trinity-c1 Tainted: G W 4.4.0-rc4-think+ > #14 > task: ffff880462811b80 ti: ffff8800cd808000 task.ti: ffff8800cd808000 > RIP: 0010:[<ffffffff8826ff40>] [<ffffffff8826ff40>] > clear_page_dirty_for_io+0x180/0x1d0
Huh, are you able to reproduce at will? From this code path it should mean somebody else is unlocking a page they don't own. -chris -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html