On Mon, Mar 07, 2016 at 01:51:40PM +0100, Vlastimil Babka wrote: > [+CC ARM, module maintainers/lists] > > On 03/07/2016 12:14 PM, Matwey V. Kornilov wrote: > > > >Hello, > > > >I see the following when try to boot 4.5.0-rc6 on ARM TI AM33xx based board. > > > > [ 13.907631] ------------[ cut here ]------------ > > [ 13.912323] kernel BUG at ../mm/memory.c:1879! > > That's: > BUG_ON(addr >= end); > > where: > end = addr + size; > > All these variables are unsigned long, so they overflown? > > I don't know ARM much, and there's no code for decodecode, but if I get the > calling convention correctly, and the registers didn't change, both addr is > r1 and size is r2, i.e. both bf006000. Weird. A fix has been recently merged for this. Look out for "ARM: 8544/1: set_memory_xx fixes" -- RMK's Patch system: http://www.arm.linux.org.uk/developer/patches/ FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up according to speedtest.net. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>