On Tue, Feb 10, 2015 at 12:22:41PM +0400, Konstantin Khlebnikov wrote: > I've found regression: > > [ 257.139907] ================================================ > [ 257.139909] [ BUG: lock held when returning to user space! ] > [ 257.139912] 3.18.6-debug+ #161 Tainted: G U > [ 257.139914] ------------------------------------------------ > [ 257.139916] python/22843 is leaving the kernel with locks still held! > [ 257.139918] 1 lock held by python/22843: > [ 257.139920] #0: (&mm->mmap_sem){++++++}, at: [<ffffffff8104e4c2>] > __do_page_fault+0x162/0x570 > > upstream commit 7fb08eca45270d0ae86e1ad9d39c40b7a55d0190 must be backported too. Ah, nice, I missed that one. How did you test this? thanks, greg k-h -- 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