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From: Toralf F. <tor...@gm...> - 2013-03-14 19:08:04
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The following WARNING: can be triggered sometimes with trinity [1] under a user mode linux image using the SLUB allocator (and not with SLAB) 2013-03-14T19:09:51.071+01:00 trinity kernel: ------------[ cut here ]------------ 2013-03-14T19:09:51.071+01:00 trinity kernel: WARNING: at mm/page_alloc.c:2386 __alloc_pages_nodemask+0x153/0x750() 2013-03-14T19:09:51.071+01:00 trinity kernel: 3899fd14: [<08342dd8>] dump_stack+0x22/0x24 2013-03-14T19:09:51.071+01:00 trinity kernel: 3899fd2c: [<0807d0da>] warn_slowpath_common+0x5a/0x80 2013-03-14T19:09:51.071+01:00 trinity kernel: 3899fd54: [<0807d1a3>] warn_slowpath_null+0x23/0x30 2013-03-14T19:09:51.071+01:00 trinity kernel: 3899fd64: [<080d3213>] __alloc_pages_nodemask+0x153/0x750 2013-03-14T19:09:51.071+01:00 trinity kernel: 3899fdf0: [<080d3838>] __get_free_pages+0x28/0x50 2013-03-14T19:09:51.071+01:00 trinity kernel: 3899fe08: [<080fc48f>] __kmalloc_track_caller+0x3f/0x180 2013-03-14T19:09:51.071+01:00 trinity kernel: 3899fe30: [<080dec76>] memdup_user+0x26/0x70 2013-03-14T19:09:51.071+01:00 trinity kernel: 3899fe4c: [<080dee7e>] strndup_user+0x3e/0x60 2013-03-14T19:09:51.076+01:00 trinity kernel: 3899fe68: [<0811b440>] copy_mount_string+0x30/0x50 2013-03-14T19:09:51.076+01:00 trinity kernel: 3899fe7c: [<0811be0a>] sys_mount+0x1a/0xe0 2013-03-14T19:09:51.076+01:00 trinity kernel: 3899feac: [<08062a92>] handle_syscall+0x82/0xb0 2013-03-14T19:09:51.076+01:00 trinity kernel: 3899fef4: [<08074e7d>] userspace+0x46d/0x590 2013-03-14T19:09:51.076+01:00 trinity kernel: 3899ffec: [<0805f7cc>] fork_handler+0x6c/0x70 2013-03-14T19:09:51.076+01:00 trinity kernel: 3899fffc: [<5a5a5a5a>] 0x5a5a5a5a 2013-03-14T19:09:51.076+01:00 trinity kernel: 2013-03-14T19:09:51.076+01:00 trinity kernel: ---[ end trace fd6f346f805efdbe ]--- for an UML guest (stable Gentoo x86) with kernel version 3.9-rc2-.... running at a host which is a stable x86 Gentoo with kernel 3.7.10 The kernel config of the UML guest is attached. [1] http://codemonkey.org.uk/ -- MfG/Sincerely Toralf Förster pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3 |