From: bugzilla-daemon@bugzilla.kernel.org
To: kvm@vger.kernel.org
Subject: [Bug 27052] Module KVM : unable to handle kernel NULL pointer dereference at
Date: Tue, 8 Feb 2011 09:46:05 GMT [thread overview]
Message-ID: <201102080946.p189k5KQ030954@demeter1.kernel.org> (raw)
In-Reply-To: <bug-27052-28872@https.bugzilla.kernel.org/>
https://bugzilla.kernel.org/show_bug.cgi?id=27052
--- Comment #19 from prochazka <prochazka.nicolas@gmail.com> 2011-02-08 09:46:04 ---
An other log without patch #18 / #17 ( as #16 )
I try with #18
Feb 8 00:16:37 bergson18494 rmap_remove: gfn=0 index=511 level=1
Feb 8 00:16:37 bergson18494 rmap_remove: ffff88027ed4fff8 0->BUG
Feb 8 00:16:37 bergson18494 ------------[ cut here ]------------
Feb 8 00:16:37 bergson18494 kernel BUG at arch/x86/kvm/mmu.c:696!
Feb 8 00:16:37 bergson18494 invalid opcode: 0000 [#2] SMP
Feb 8 00:16:37 bergson18494 last sysfs file:
/sys/devices/system/cpu/cpu7/cache/index2/shared_cpu_map
Feb 8 00:16:37 bergson18494 CPU 5
Feb 8 00:16:37 bergson18494 Modules linked in: kvm_intel kvm bnx2
Feb 8 00:16:37 bergson18494
Feb 8 00:16:37 bergson18494 Pid: 9127, comm: qemu Tainted: G D 2.6.37
#4 0P010H/PowerEdge M600
Feb 8 00:16:37 bergson18494 RIP: 0010:[<ffffffffa00305e4>]
[<ffffffffa00305e4>] drop_spte+0x214/0x220 [kvm]
Feb 8 00:16:37 bergson18494 RSP: 0018:ffff88014e145a58 EFLAGS: 00010296
Feb 8 00:16:37 bergson18494 RAX: 000000000000002b RBX: ffff88027ed4fff8 RCX:
000000000003ffff
Feb 8 00:16:37 bergson18494 RDX: ffffffff81d550c8 RSI: 0000000000000086 RDI:
0000000000000246
Feb 8 00:16:37 bergson18494 RBP: ffff88014e145a78 R08: 000000000002476c R09:
0000000000000000
Feb 8 00:16:37 bergson18494 R10: 0000000000000000 R11: 000000000000000f R12:
ffff880109549640
Feb 8 00:16:37 bergson18494 R13: ffff88026ae40000 R14: 0000000000000000 R15:
ffff88027ed4fff8
Feb 8 00:16:37 bergson18494 FS: 00007fdecdc7a710(0000)
GS:ffff8800bfd40000(0000) knlGS:0000000000000000
Feb 8 00:16:37 bergson18494 CS: 0010 DS: 002b ES: 002b CR0: 000000008005003b
Feb 8 00:16:37 bergson18494 CR2: 000000002df52c1f CR3: 0000000107572000 CR4:
00000000000426e0
Feb 8 00:16:37 bergson18494 DR0: 0000000000000001 DR1: 0000000000000002 DR2:
0000000000000001
Feb 8 00:16:37 bergson18494 DR3: 000000000000000a DR6: 00000000ffff0ff0 DR7:
0000000000000400
Feb 8 00:16:37 bergson18494 Process qemu (pid: 9127, threadinfo
ffff88014e144000, task ffff880222e6f000)
Feb 8 00:16:37 bergson18494 Stack:
Feb 8 00:16:37 bergson18494 ffff880109549640 ffff88026ae40000 ffff88014e145ae8
0000000000000000
Feb 8 00:16:37 bergson18494 ffff88014e145ad8 ffffffffa00308cf ffff8801095496e0
ffff88014e145ae8
Feb 8 00:16:37 bergson18494 ffff88026ae40000 ffffea00000001ff ffff88014e145ad8
ffff880222e60000
Feb 8 00:16:37 bergson18494 Call Trace:
Feb 8 00:16:37 bergson18494 [<ffffffffa00308cf>]
kvm_mmu_prepare_zap_page+0x8f/0x2f0 [kvm]
Feb 8 00:16:37 bergson18494 [<ffffffffa0031627>]
__kvm_mmu_free_some_pages+0x47/0x80 [kvm]
Feb 8 00:16:37 bergson18494 [<ffffffffa00378c8>]
paging32_page_fault+0x6e8/0x720 [kvm]
Feb 8 00:16:37 bergson18494 [<ffffffffa003d6e1>] ?
x86_emulate_insn+0x1e41/0x6350 [kvm]
Feb 8 00:16:37 bergson18494 [<ffffffffa003791a>] ? seg_base+0x1a/0x30 [kvm]
Feb 8 00:16:37 bergson18494 [<ffffffffa0033331>] kvm_mmu_page_fault+0x21/0x80
[kvm]
Feb 8 00:16:37 bergson18494 [<ffffffffa00758bd>] handle_exception+0x30d/0x380
[kvm_intel]
Feb 8 00:16:37 bergson18494 [<ffffffffa00759c9>] vmx_handle_exit+0x99/0x2f0
[kvm_intel]
Feb 8 00:16:37 bergson18494 [<ffffffffa002b166>]
kvm_arch_vcpu_ioctl_run+0x616/0xe20 [kvm]
Feb 8 00:16:37 bergson18494 [<ffffffffa0019811>] kvm_vcpu_ioctl+0x561/0x860
[kvm]
Feb 8 00:16:37 bergson18494 [<ffffffff8100398e>] ?
apic_timer_interrupt+0xe/0x20
Feb 8 00:16:37 bergson18494 [<ffffffff81131087>] do_vfs_ioctl+0xa7/0x560
Feb 8 00:16:37 bergson18494 [<ffffffff81122b18>] ? fput+0x8/0x280
Feb 8 00:16:37 bergson18494 [<ffffffff810840fe>] ? sys_futex+0xce/0x170
Feb 8 00:16:37 bergson18494 [<ffffffff8113158f>] sys_ioctl+0x4f/0x80
Feb 8 00:16:37 bergson18494 [<ffffffff81003042>]
system_call_fastpath+0x16/0x1b
Feb 8 00:16:37 bergson18494 Code: 48 89 da 48 c7 c7 d8 d2 04 a0 49 2b 54 24 30
31 c0 48 c1 fa 03 e8 31 21 97 e1 48 89 de 48 c7 c7 c3 eb 04 a0 31 c0 e8 20 21
97 e1 <0f> 0b eb fe 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 55 41 54 53
Feb 8 00:16:37 bergson18494 RIP [<ffffffffa00305e4>] drop_spte+0x214/0x220
[kvm]
Feb 8 00:16:37 bergson18494 RSP <ffff88014e145a58>
Feb 8 00:16:37 bergson18494 ---[ end trace 432bd4d0bcdd90c6 ]---
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next prev parent reply other threads:[~2011-02-08 9:46 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-19 10:04 [Bug 27052] New: Module KVM : unable to handle kernel NULL pointer dereference at bugzilla-daemon
2011-01-19 11:06 ` [Bug 27052] " bugzilla-daemon
2011-01-19 11:26 ` bugzilla-daemon
2011-01-19 11:34 ` bugzilla-daemon
2011-01-20 17:29 ` bugzilla-daemon
2011-01-20 17:30 ` bugzilla-daemon
2011-01-20 19:45 ` bugzilla-daemon
2011-01-21 3:27 ` bugzilla-daemon
2011-01-21 3:29 ` bugzilla-daemon
2011-01-25 8:49 ` bugzilla-daemon
2011-01-25 13:09 ` bugzilla-daemon
2011-01-25 13:35 ` bugzilla-daemon
2011-01-25 13:55 ` bugzilla-daemon
2011-01-25 17:08 ` bugzilla-daemon
2011-01-25 17:08 ` bugzilla-daemon
2011-01-25 17:29 ` bugzilla-daemon
2011-01-28 6:58 ` bugzilla-daemon
2011-02-04 21:11 ` bugzilla-daemon
2011-02-04 21:13 ` bugzilla-daemon
2011-02-08 9:46 ` bugzilla-daemon [this message]
2011-02-08 10:50 ` bugzilla-daemon
2011-02-10 8:25 ` bugzilla-daemon
2011-02-10 13:36 ` bugzilla-daemon
2011-02-10 13:50 ` bugzilla-daemon
2011-02-10 14:14 ` bugzilla-daemon
2011-02-10 14:16 ` bugzilla-daemon
2011-02-10 16:57 ` bugzilla-daemon
2011-02-10 16:58 ` bugzilla-daemon
2011-02-11 15:43 ` bugzilla-daemon
2011-02-11 21:33 ` bugzilla-daemon
2011-02-12 17:06 ` bugzilla-daemon
2011-02-13 16:11 ` bugzilla-daemon
2011-02-13 16:38 ` bugzilla-daemon
2011-02-13 19:39 ` bugzilla-daemon
2011-02-13 20:13 ` bugzilla-daemon
2011-02-14 14:52 ` bugzilla-daemon
2011-02-14 15:50 ` bugzilla-daemon
2011-02-14 15:51 ` bugzilla-daemon
2011-02-14 16:02 ` bugzilla-daemon
2011-04-21 11:45 ` bugzilla-daemon
2011-04-21 12:13 ` bugzilla-daemon
2011-04-21 12:39 ` bugzilla-daemon
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