On 05/10/2013 11:52 PM, Toralf Förster wrote: > The bisected commit introduced this WARNING: on a user mode linux guest > if the UML guest is fuzz tested with trinity : Well, the behaviour is much older, a test with an UML guest kernel 3.7.10 showed a similar thing : Sry for the noise. 2013-05-11T10:16:30.841+02:00 trinity kernel: ------------[ cut here ]------------ 2013-05-11T10:16:30.841+02:00 trinity kernel: WARNING: at mm/page_alloc.c:2384 __alloc_pages_nodemask+0x13c/0x740() 2013-05-11T10:16:30.841+02:00 trinity kernel: 3fda7d10: [<08332bd8>] dump_stack+0x22/0x24 2013-05-11T10:16:30.841+02:00 trinity kernel: 3fda7d28: [<0807d6ca>] warn_slowpath_common+0x5a/0x80 2013-05-11T10:16:30.841+02:00 trinity kernel: 3fda7d50: [<0807d793>] warn_slowpath_null+0x23/0x30 2013-05-11T10:16:30.841+02:00 trinity kernel: 3fda7d60: [<080d43ac>] __alloc_pages_nodemask+0x13c/0x740 2013-05-11T10:16:30.841+02:00 trinity kernel: 3fda7df0: [<080d49d8>] __get_free_pages+0x28/0x50 2013-05-11T10:16:30.841+02:00 trinity kernel: 3fda7e08: [<080fc28d>] __kmalloc_track_caller+0x3d/0x170 2013-05-11T10:16:30.841+02:00 trinity kernel: 3fda7e30: [<080dfbe6>] memdup_user+0x26/0x70 2013-05-11T10:16:30.841+02:00 trinity kernel: 3fda7e4c: [<080dfdee>] strndup_user+0x3e/0x60 2013-05-11T10:16:30.856+02:00 trinity kernel: 3fda7e68: [<0811ae70>] copy_mount_string+0x30/0x50 2013-05-11T10:16:30.856+02:00 trinity kernel: 3fda7e7c: [<0811b6ba>] sys_mount+0x1a/0xe0 2013-05-11T10:16:30.856+02:00 trinity kernel: 3fda7eac: [<08062c32>] handle_syscall+0x82/0xb0 2013-05-11T10:16:30.856+02:00 trinity kernel: 3fda7ef4: [<0807503d>] userspace+0x46d/0x590 2013-05-11T10:16:30.856+02:00 trinity kernel: 3fda7fec: [<0805f80c>] fork_handler+0x6c/0x70 2013-05-11T10:16:30.856+02:00 trinity kernel: 3fda7ffc: [<00000000>] 0x0 2013-05-11T10:16:30.856+02:00 trinity kernel: 2013-05-11T10:16:30.856+02:00 trinity kernel: ---[ end trace db5193a4984ce93f ]--- -- MfG/Sincerely Toralf Förster pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3 -- 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>