From: Qu Wenruo <wqu@suse.com>
To: Chris Murphy <lists@colorremedies.com>,
Qu Wenruo <quwenruo.btrfs@gmx.com>
Cc: Nikolay Borisov <nborisov@suse.com>,
Btrfs BTRFS <linux-btrfs@vger.kernel.org>
Subject: Re: 5.14.9 aarch64 OOPS Workqueue: btrfs-delalloc btrfs_work_helper
Date: Wed, 13 Oct 2021 07:55:43 +0800 [thread overview]
Message-ID: <9b153cca-2d9a-e217-a83f-1a8e663fc587@suse.com> (raw)
In-Reply-To: <CAJCQCtSsLSwtNTrUKq_4Rs0tauT45iSA1+AkGWnS9Nmkb=0oWg@mail.gmail.com>
On 2021/10/12 22:30, Chris Murphy wrote:
> On Tue, Oct 12, 2021 at 2:47 AM Qu Wenruo <quwenruo.btrfs@gmx.com> wrote:
>>
>>
>>
>> On 2021/10/12 13:25, Nikolay Borisov wrote:
>>>
>>>
>>> On 12.10.21 г. 3:59, Chris Murphy wrote:
>>>> Linux version 5.14.9-300.fc35.aarch64 Fedora-Cloud-Base-35-20211004.n.0.aarch64
>>>> [ 2164.477113] Unable to handle kernel paging request at virtual
>>>> address fffffffffffffdd0
>>>> [ 2164.483166] Mem abort info:
>>>> [ 2164.485300] ESR = 0x96000004
>>>> [ 2164.487824] EC = 0x25: DABT (current EL), IL = 32 bits
>>>> [ 2164.493361] SET = 0, FnV = 0
>>>> [ 2164.496336] EA = 0, S1PTW = 0
>>>> [ 2164.498762] FSC = 0x04: level 0 translation fault
>>>> [ 2164.503031] Data abort info:
>>>> [ 2164.509584] ISV = 0, ISS = 0x00000004
>>>> [ 2164.516918] CM = 0, WnR = 0
>>>> [ 2164.523438] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000158751000
>>>> [ 2164.533628] [fffffffffffffdd0] pgd=0000000000000000, p4d=0000000000000000
>>>> [ 2164.543741] Internal error: Oops: 96000004 [#1] SMP
>>>> [ 2164.551652] Modules linked in: virtio_gpu virtio_dma_buf
>>>> drm_kms_helper cec fb_sys_fops syscopyarea sysfillrect sysimgblt
>>>> joydev virtio_net virtio_balloon net_failover failover vfat fat drm
>>>> fuse zram ip_tables crct10dif_ce ghash_ce virtio_blk qemu_fw_cfg
>>>> virtio_mmio aes_neon_bs
>>>> [ 2164.583368] CPU: 2 PID: 8910 Comm: kworker/u8:3 Not tainted
>>>> 5.14.9-300.fc35.aarch64 #1
>>>> [ 2164.593732] Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015
>>>> [ 2164.603204] Workqueue: btrfs-delalloc btrfs_work_helper
>>>> [ 2164.611402] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO BTYPE=--)
>>>> [ 2164.620165] pc : submit_compressed_extents+0x38/0x3d0
>>>
>>> Qu isn't this the subpage bug you narrowed down a couple of days ago ?
>>
>> Not exactly.
>>
>> The bug I pinned down is inside my refactored code of LZO code, not the
>> generic part, and my refactored code is not yet merged.
>>
>> Chris, mind to share the code context of the stack?
>
> From the bug report:
>
> * provision Fedora 35 aarhc64 cloud based VM in openstack
> * try rebuilding kernel rpm(it seems there is need for some load on
> the system to trigger the issue, but it seems to reliably trigger for
> me)
>
>
> So it seems reliably reproducible when compiling the kernel...
I mean, the code line number...
It can be extracted using <linux_source>/scripts/faddr2line script.
Thanks,
Qu
next prev parent reply other threads:[~2021-10-12 23:55 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-12 0:59 5.14.9 aarch64 OOPS Workqueue: btrfs-delalloc btrfs_work_helper Chris Murphy
2021-10-12 5:25 ` Nikolay Borisov
2021-10-12 6:47 ` Qu Wenruo
2021-10-12 14:30 ` Chris Murphy
2021-10-12 21:24 ` Chris Murphy
2021-10-12 23:55 ` Qu Wenruo [this message]
2021-10-13 12:14 ` Chris Murphy
2021-10-13 12:18 ` Qu Wenruo
2021-10-13 12:27 ` Chris Murphy
2021-10-13 12:29 ` Nikolay Borisov
2021-10-13 12:43 ` Chris Murphy
2021-10-13 12:46 ` Nikolay Borisov
2021-10-13 12:55 ` Chris Murphy
2021-10-13 19:21 ` Chris Murphy
2021-10-18 1:57 ` Chris Murphy
2021-10-18 11:32 ` Su Yue
2021-10-18 13:28 ` Qu Wenruo
2021-10-18 14:49 ` Chris Murphy
2021-10-18 18:24 ` Chris Murphy
2021-10-19 1:24 ` Su Yue
2021-10-19 18:26 ` Chris Murphy
2021-10-19 23:42 ` Su Yue
2021-10-20 1:21 ` Qu Wenruo
2021-10-20 1:25 ` Chris Murphy
2021-10-20 23:55 ` Chris Murphy
2021-10-21 0:29 ` Su Yue
2021-10-21 0:37 ` Qu Wenruo
2021-10-21 0:46 ` Su Yue
2021-10-21 14:43 ` Chris Murphy
2021-10-21 14:48 ` Chris Murphy
2021-10-21 14:51 ` Nikolay Borisov
2021-10-21 14:55 ` Chris Murphy
2021-10-21 15:01 ` Nikolay Borisov
2021-10-21 15:06 ` Chris Murphy
2021-10-21 15:32 ` Chris Murphy
2021-10-21 18:07 ` Chris Murphy
2021-10-21 5:56 ` Nikolay Borisov
2021-10-22 2:36 ` Chris Murphy
2021-10-22 6:02 ` Nikolay Borisov
2021-10-22 6:17 ` Su Yue
2021-10-22 10:44 ` Nikolay Borisov
2021-10-22 11:43 ` Nikolay Borisov
2021-10-22 17:18 ` Chris Murphy
2021-10-23 10:09 ` Nikolay Borisov
2021-10-25 14:48 ` Chris Murphy
2021-10-25 18:34 ` Chris Murphy
2021-10-25 19:40 ` Chris Murphy
2021-10-26 7:14 ` Nikolay Borisov
2021-10-26 12:51 ` Chris Murphy
2021-10-26 13:05 ` Nikolay Borisov
2021-10-26 18:08 ` Chris Murphy
2021-10-26 18:14 ` Nikolay Borisov
2021-10-26 18:26 ` Chris Murphy
2021-10-26 18:31 ` Chris Murphy
2021-10-26 18:35 ` Nikolay Borisov
2021-10-27 18:22 ` Chris Murphy
2021-10-28 5:36 ` Nikolay Borisov
2021-11-02 14:23 ` Chris Murphy
2021-11-02 14:25 ` Nikolay Borisov
2021-11-05 16:12 ` Chris Murphy
2021-11-07 9:11 ` Nikolay Borisov
2021-10-19 1:25 ` Qu Wenruo
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