[PVE-User] New Kernel and bug fixes

[Frédéric Massot]

Le 16/08/2012 14:39, Charles Bijon a écrit :
> Hi,
>
> Testing this morning gives bad surprise :
>
> The node lost the network ( with all vm ) and I have this message :
>
> BUG: soft lockup - CPU stuck for 67s
>

Hi,

I tested kernel 2.6.35-2-pve and I have the same problem:

Aug 16 15:03:40 othuum kernel: BUG: soft lockup - CPU#7 stuck for 61s! 
[kslowd000:814]
Aug 16 15:03:40 othuum kernel: Modules linked in: bridge stp snd_pcm 
i915 snd_timer snd soundcore drm_kms_helper snd_page_alloc drm tpm_tis 
tpm tpm_bios i2c_algo_bit intel_agp pcspkr eeepc_wmi sparse_keymap video 
output raid10 ahci libahci e1000e [last unloaded: scsi_wait_scan]
Aug 16 15:03:40 othuum kernel: CPU 7
Aug 16 15:03:40 othuum kernel: Modules linked in: bridge stp snd_pcm 
i915 snd_timer snd soundcore drm_kms_helper snd_page_alloc drm tpm_tis 
tpm tpm_bios i2c_algo_bit intel_agp pcspkr eeepc_wmi sparse_keymap video 
output raid10 ahci libahci e1000e [last unloaded: scsi_wait_scan]
Aug 16 15:03:40 othuum kernel:
Aug 16 15:03:40 othuum kernel: Pid: 814, comm: kslowd000 Not tainted 
2.6.35-2-pve #1 P8Z77-M/System Product Name
Aug 16 15:03:40 othuum kernel: RIP: 0010:[<ffffffffa01144d7>] 
[<ffffffffa01144d7>] intel_crt_detect+0x118/0x2bc [i915]
Aug 16 15:03:40 othuum kernel: RSP: 0018:ffff88040d627d50  EFLAGS: 00000286
Aug 16 15:03:40 othuum kernel: RAX: 0000000083f50018 RBX: 
ffff88040d627d90 RCX: ffffffffa012d681
Aug 16 15:03:40 othuum kernel: RDX: ffffffffa0126630 RSI: 
ffffffffa012d693 RDI: 0000000000000004
Aug 16 15:03:40 othuum kernel: RBP: ffffffff8100a6ce R08: 
0000000080f50018 R09: 0000000000000000
Aug 16 15:03:40 othuum kernel: R10: ffff880001fd5800 R11: 
ffff88040ddd9dd8 R12: ffff88040d627d80
Aug 16 15:03:40 othuum kernel: R13: 00000000ad102516 R14: 
0000000000000000 R15: 0000000000000000
Aug 16 15:03:40 othuum kernel: FS:  0000000000000000(0000) 
GS:ffff880001fc0000(0000) knlGS:0000000000000000
Aug 16 15:03:40 othuum kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 
000000008005003b
Aug 16 15:03:40 othuum kernel: CR2: 00007f9e791b1c18 CR3: 
0000000001a2a000 CR4: 00000000000406e0
Aug 16 15:03:40 othuum kernel: DR0: 0000000000000000 DR1: 
0000000000000000 DR2: 0000000000000000
Aug 16 15:03:40 othuum kernel: DR3: 0000000000000000 DR6: 
00000000ffff0ff0 DR7: 0000000000000400
Aug 16 15:03:40 othuum kernel: Process kslowd000 (pid: 814, threadinfo 
ffff88040d626000, task ffff88040a6d2de0)
Aug 16 15:03:40 othuum kernel: Stack:
Aug 16 15:03:40 othuum kernel: ffff88040d627d90 ffffffff8104ca65 
ffff880001fd5800 ffff88040aef4000
Aug 16 15:03:40 othuum kernel: <0> 0000000000000001 0000000000000000 
ffff88040aef1000 ffff88040aef1510
Aug 16 15:03:40 othuum kernel: <0> ffff88040d627df0 ffffffffa00e657d 
ffff88040aef1418 ffff88040aef1498
Aug 16 15:03:40 othuum kernel: Call Trace:
Aug 16 15:03:40 othuum kernel: [<ffffffff8104ca65>] ? 
finish_task_switch+0x4a/0xc4
Aug 16 15:03:40 othuum kernel: [<ffffffffa00e657d>] ? 
output_poll_execute+0x8d/0x123 [drm_kms_helper]
Aug 16 15:03:40 othuum kernel: [<ffffffff810cce4a>] ? 
slow_work_execute+0x19c/0x2b8
Aug 16 15:03:40 othuum kernel: [<ffffffff8106c2bf>] ? 
prepare_to_wait_exclusive+0x74/0x7f
Aug 16 15:03:40 othuum kernel: [<ffffffff810cd129>] ? 
slow_work_thread+0x1c3/0x2df
Aug 16 15:03:40 othuum kernel: [<ffffffff8106c0e8>] ? 
autoremove_wake_function+0x0/0x3d
Aug 16 15:03:40 othuum kernel: [<ffffffff810ccf66>] ? 
slow_work_thread+0x0/0x2df
Aug 16 15:03:40 othuum kernel: [<ffffffff8106bc00>] ? kthread+0x82/0x8a
Aug 16 15:03:40 othuum kernel: [<ffffffff8100ab24>] ? 
kernel_thread_helper+0x4/0x10
Aug 16 15:03:40 othuum kernel: [<ffffffff8106bb7e>] ? kthread+0x0/0x8a
Aug 16 15:03:40 othuum kernel: [<ffffffff8100ab20>] ? 
kernel_thread_helper+0x0/0x10
Aug 16 15:03:40 othuum kernel: Code: 93 d6 12 a0 41 89 d8 bf 04 00 00 00 
e8 02 08 f9 ff 49 8b 44 24 18 48 05 00 11 0e 00 89 18 49 8b 44 24 18 48 
05 00 11 0e 00 8b 00 <a9> 00 00 01 00 75 ec 49 8b 86 98 03 00 00 83 b8 
20 07 00 00 01
Aug 16 15:03:40 othuum kernel: Call Trace:
Aug 16 15:03:40 othuum kernel: [<ffffffff8104ca65>] ? 
finish_task_switch+0x4a/0xc4
Aug 16 15:03:40 othuum kernel: [<ffffffffa00e657d>] ? 
output_poll_execute+0x8d/0x123 [drm_kms_helper]
Aug 16 15:03:40 othuum kernel: [<ffffffff810cce4a>] ? 
slow_work_execute+0x19c/0x2b8
Aug 16 15:03:40 othuum kernel: [<ffffffff8106c2bf>] ? 
prepare_to_wait_exclusive+0x74/0x7f
Aug 16 15:03:40 othuum kernel: [<ffffffff810cd129>] ? 
slow_work_thread+0x1c3/0x2df
Aug 16 15:03:40 othuum kernel: [<ffffffff8106c0e8>] ? 
autoremove_wake_function+0x0/0x3d
Aug 16 15:03:40 othuum kernel: [<ffffffff810ccf66>] ? 
slow_work_thread+0x0/0x2df
Aug 16 15:03:40 othuum kernel: [<ffffffff8106bc00>] ? kthread+0x82/0x8a
Aug 16 15:03:40 othuum kernel: [<ffffffff8100ab24>] ? 
kernel_thread_helper+0x4/0x10
Aug 16 15:03:40 othuum kernel: [<ffffffff8106bb7e>] ? kthread+0x0/0x8a
Aug 16 15:03:40 othuum kernel: [<ffffffff8100ab20>] ? 
kernel_thread_helper+0x0/0x10


I have no problem with the kernel 2.6.32-14-pve, and I'm not at OVH.

I think it comes from the graphics (Intel iGPU), the console does not 
display, and there is an error on the module drm_kms_helper.



Regards.
-- 
==============================================
|              FRÉDÉRIC MASSOT               |
|     http://www.juliana-multimedia.com      |
|   mailto:frederic at juliana-multimedia.com   |
| +33.(0)2.97.54.77.94  +33.(0)6.67.19.95.69 |
===========================Debian=GNU/Linux===