----- "AmÃrico Wang" <xiyou.wangcong@xxxxxxxxx> wrote: > On Mon, Sep 27, 2010 at 04:52:29AM -0400, CAI Qian wrote: > >Just a head up. Tried to boot latest mmotm kernel with those patches > applied hit this. I am wondering what I did wrong. > > > > You missed the header of this oops/warning/bug, is that a BUG_ON or > WARN_ON or other thing? Oh, sorry. Here it is, BUG: unable to handle kernel paging request at ffffffffffffffc0 IP: [<ffffffff811d4c78>] prio_tree_insert+0x188/0x2a0 PGD 1827067 PUD 1828067 PMD 0 Oops: 0000 [#1] SMP last sysfs file: CPU 5 > > > >Pid: 1, comm: init Not tainted 2.6.36-rc5-mm1+ #2 /KVM > >RIP: 0010:[<ffffffff811d4c78>] [<ffffffff811d4c78>] > prio_tree_insert+0x188/0x2a0 > >RSP: 0018:ffff880c3b1bfcd8 EFLAGS: 00010202 > >RAX: ffff880c374b40d8 RBX: 0000000000000100 RCX: ffff880c374b40d8 > >RDX: 0000000000000179 RSI: 0000000000000000 RDI: 0000000000000179 > >RBP: ffff880c9f4ba188 R08: 0000000000000001 R09: ffff880c374b9330 > >R10: 0000000000000001 R11: 0000000000000002 R12: ffff880c374b40d8 > >R13: 00000007fa7367ba R14: 00000007fa7367be R15: 0000000000000000 > >FS: 00007fa7369d9700(0000) GS:ffff8800df540000(0000) > knlGS:0000000000000000 > >CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > >CR2: ffffffffffffffc0 CR3: 0000000c374b1000 CR4: 00000000000006e0 > >DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > >DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 > >Process init (pid: 1, threadinfo ffff880c3b1be000, task > ffff880c3b1bd400) > >Stack: > > ffff880c3b1bd400 ffff880c374b4088 ffff880c374b40d8 ffff880c374b4088 > ><0> ffff880c9f4ba168 ffff880c9f4ba188 ffff880c374b3680 > ffffffff810daff8 > ><0> 0000000000000002 ffff880c374b41f8 ffff880c374b42b0 > ffffffff810e9171 > >Call Trace: > > [<ffffffff810daff8>] ? vma_prio_tree_insert+0x28/0x120 > > [<ffffffff810e9171>] ? vma_adjust+0xe1/0x560 > > [<ffffffff8119715b>] ? avc_has_perm+0x6b/0xa0 > > [<ffffffff810e97b9>] ? __split_vma+0x1c9/0x250 > > [<ffffffff810ebf88>] ? mprotect_fixup+0x708/0x7b0 > > [<ffffffff810e4aca>] ? handle_mm_fault+0x1da/0xcf0 > > [<ffffffff81033910>] ? pvclock_clocksource_read+0x50/0xc0 > > [<ffffffff81047220>] ? __dequeue_entity+0x40/0x50 > > [<ffffffff81198a31>] ? file_has_perm+0xf1/0x100 > > [<ffffffff810ec1b2>] ? sys_mprotect+0x182/0x250 > > [<ffffffff8100aec2>] ? system_call_fastpath+0x16/0x1b > >Code: 56 20 e9 d4 fe ff ff bb 01 00 00 00 48 d3 e3 48 85 db 0f 84 08 > 01 00 00 45 31 ff 66 45 85 c0 4c 89 e1 74 78 0f 1f 80 00 00 00 00 <48> > 8b 46 c0 48 2b 46 b8 4c 8b 6e 40 48 c1 e8 0c 4c 39 ef 4d 8d > >RIP [<ffffffff811d4c78>] prio_tree_insert+0x188/0x2a0 > > RSP <ffff880c3b1bfcd8> > >CR2: ffffffffffffffc0 > >---[ end trace 667258bb79b38e02 ]--- > > > > Looks like something wrong in page fault. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href