Hi all, While fuzzing with trinity inside a KVM tools guest running the latest -next kernel, I've stumbled on the following spew: [ 1219.823164] WARNING: CPU: 19 PID: 9384 at mm/vmalloc.c:130 vmap_page_range_noflush+0x2f9/0x3b0() [ 1219.823170] Modules linked in: [ 1219.823178] CPU: 19 PID: 9384 Comm: trinity-c349 Not tainted 3.17.0-rc4-next-20140909-sasha-00032-gc16d47b #1131 [ 1219.823184] 0000000000000009 ffff8801bff47d60 ffffffffb24c5ec5 0000000000000000 [ 1219.823190] ffff8801bff47d98 ffffffffaf16e4fd ffffc90082000000 0000000000037600 [ 1219.823195] ffff880779badd70 ffffc90009527000 ffffc90081fae000 ffff8801bff47da8 [ 1219.823197] Call Trace: [ 1219.823211] dump_stack (lib/dump_stack.c:52) [ 1219.823225] warn_slowpath_common (kernel/panic.c:432) [ 1219.823232] warn_slowpath_null (kernel/panic.c:466) [ 1219.823237] vmap_page_range_noflush (mm/vmalloc.c:130 mm/vmalloc.c:149 mm/vmalloc.c:166 mm/vmalloc.c:191) [ 1219.823245] map_vm_area (mm/vmalloc.c:1281) [ 1219.823250] __vmalloc_node_range (mm/vmalloc.c:1605 mm/vmalloc.c:1649) [ 1219.823260] ? SyS_init_module (kernel/module.c:2500 kernel/module.c:3351 kernel/module.c:3338) [ 1219.823266] vmalloc (mm/vmalloc.c:1724) [ 1219.823271] ? SyS_init_module (kernel/module.c:2500 kernel/module.c:3351 kernel/module.c:3338) [ 1219.823276] SyS_init_module (kernel/module.c:2500 kernel/module.c:3351 kernel/module.c:3338) [ 1219.823285] tracesys (arch/x86/kernel/entry_64.S:542) Thanks, Sasha -- 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>