On Thu, Mar 27, 2014 at 6:47 PM, Alexey Dobriyan <[email protected]> wrote: > Hell knows what happened, I did nothing unusual... > This is the first time I see this message on this box. > > [15173.408570] BUG: Bad page map in process objdump pte:483d2025 pmd:daa04067 > [15173.408578] page:ffffea000120f480 count:1 mapcount:-1 > mapping:ffff88005316bb10 index:0x9a22 > [15173.408580] page flags: > 0x400000000002002c(referenced|uptodate|lru|mappedtodisk) > [15173.408585] page dumped because: bad pte > [15173.408588] addr:00007fe290749000 vm_flags:00000075 anon_vma: > (null) mapping:ffff88007fe518c0 index:24
This is just wrong page: mapping and index doesn't match to vma. I guess PTE was corrupted. > [15173.408593] vma->vm_ops->fault: filemap_fault+0x0/0x420 > [15173.408597] vma->vm_file->f_op->mmap: ext4_file_mmap+0x0/0x60 > [15173.408601] CPU: 1 PID: 10326 Comm: objdump Not tainted 3.14.0-rc6 #13 > [15173.408603] Hardware name: Hewlett-Packard HP Compaq dc7800 > Convertible Minitower/0AACh, BIOS 786F1 v01.28 02/26/2009 > [15173.408605] ffff8800bb77faa8 ffff880047899c78 ffffffff814649d0 > 0000000000000007 > [15173.408608] 00007fe290749000 ffff880047899cc8 ffffffff810f7ece > ffffea0002edf840 > [15173.408611] ffff88007fe518c0 ffff880047899ca8 00007fe29075e000 > ffff8800daa04a48 > [15173.408614] Call Trace: > [15173.408620] [<ffffffff814649d0>] dump_stack+0x4e/0x71 > [15173.408624] [<ffffffff810f7ece>] print_bad_pte+0x18e/0x240 > [15173.408627] [<ffffffff810f94eb>] unmap_single_vma+0x5cb/0x5f0 > [15173.408630] [<ffffffff810f9c09>] unmap_vmas+0x49/0x90 > [15173.408633] [<ffffffff8110144d>] exit_mmap+0xbd/0x170 > [15173.408637] [<ffffffff81072cbc>] mmput+0x3c/0xb0 > [15173.408640] [<ffffffff81076db6>] do_exit+0x1f6/0x900 > [15173.408644] [<ffffffff8109e1cb>] ? local_clock+0x1b/0x30 > [15173.408647] [<ffffffff8109eb28>] ? vtime_account_user+0x58/0x70 > [15173.408650] [<ffffffff810775da>] do_group_exit+0x3a/0xa0 > [15173.408652] [<ffffffff81077652>] SyS_exit_group+0x12/0x20 > [15173.408656] [<ffffffff8146a459>] tracesys+0xd0/0xd5 > [15173.408658] Disabling lock debugging due to kernel taint > [15173.408741] BUG: Bad page state in process objdump pfn:483d2 > [15173.408743] page:ffffea000120f480 count:0 mapcount:-1 > mapping:ffff88005316bb10 index:0x9a22 > [15173.408745] page flags: > 0x400000000002000c(referenced|uptodate|mappedtodisk) > [15173.408748] page dumped because: non-NULL mapping > [15173.408750] Modules linked in: usbhid uhci_hcd > [15173.408755] CPU: 1 PID: 10326 Comm: objdump Tainted: G B > 3.14.0-rc6 #13 > [15173.408756] Hardware name: Hewlett-Packard HP Compaq dc7800 > Convertible Minitower/0AACh, BIOS 786F1 v01.28 02/26/2009 > [15173.408758] ffffffff816f248a ffff880047899bd8 ffffffff814649d0 > 0000000000000007 > [15173.408761] ffffea000120f480 ffff880047899c08 ffffffff810e2761 > ffffea00034d2400 > [15173.408764] ffffea000120f480 0000000000000000 ffffffff816f248a > ffff880047899c58 > [15173.408767] Call Trace: > [15173.408770] [<ffffffff814649d0>] dump_stack+0x4e/0x71 > [15173.408773] [<ffffffff810e2761>] bad_page+0xc1/0x110 > [15173.408776] [<ffffffff810e2885>] free_pages_prepare+0xd5/0x100 > [15173.408778] [<ffffffff810e3e3c>] free_hot_cold_page+0x2c/0x120 > [15173.408781] [<ffffffff810e43a8>] free_hot_cold_page_list+0x38/0x60 > [15173.408784] [<ffffffff810e78da>] release_pages+0x7a/0x1a0 > [15173.408788] [<ffffffff81109cc5>] free_pages_and_swap_cache+0x95/0xb0 > [15173.408791] [<ffffffff810f8024>] tlb_flush_mmu+0x54/0x90 > [15173.408794] [<ffffffff810f806f>] tlb_finish_mmu+0xf/0x40 > [15173.408796] [<ffffffff8110147c>] exit_mmap+0xec/0x170 > [15173.408799] [<ffffffff81072cbc>] mmput+0x3c/0xb0 > [15173.408802] [<ffffffff81076db6>] do_exit+0x1f6/0x900 > [15173.408804] [<ffffffff8109e1cb>] ? local_clock+0x1b/0x30 > [15173.408807] [<ffffffff8109eb28>] ? vtime_account_user+0x58/0x70 > [15173.408810] [<ffffffff810775da>] do_group_exit+0x3a/0xa0 > [15173.408813] [<ffffffff81077652>] SyS_exit_group+0x12/0x20 > [15173.408816] [<ffffffff8146a459>] tracesys+0xd0/0xd5 > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to [email protected] > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
