Re: [Linux-v3.19-9526-ga135c717d5cd + vfs.git] blk_update_request: I/O error, dev loop0

[Sedat Dilek]

On Sun, Feb 22, 2015 at 3:09 PM, Sedat Dilek <sedat.dilek@xxxxxxxxx> wrote:
> Hi,
>
> when testing Linux-next (upcoming v3.20) I fell over similiar messages
> when running fio here.
>
> This commit helped which is now upstream [1]...
>
> commit 9f9ee1f2b2f94f19437ae2def7c0d6636d7fe02e
> "block: Quiesce zeroout wrapper"
>
> --- dmesg_3.19.0-9526.2-iniza-small_before-fio-2.2.5.txt
> 2015-02-22 14:09:35.411824880 +0100
> +++ dmesg_3.19.0-9526.2-iniza-small_after-fio-2.2.5.txt 2015-02-22
> 14:10:25.327824500 +0100
> @@ -853,3 +853,25 @@
>  [  428.226000] Adding 36k swap on swapfile29.  Priority:-29 extents:1
> across:36k FS
>  [  469.339645] Process 7691(waitpid02) has RLIMIT_CORE set to 1
>  [  469.339650] Aborting core
> +[ 1877.189057] fio-testcase.sh (10238): drop_caches: 3
> +[ 1882.250174] blk_update_request: I/O error, dev loop0, sector 2883712
> +[ 1882.807993] blk_update_request: I/O error, dev loop0, sector 32460632
> +[ 1884.655458] blk_update_request: I/O error, dev loop0, sector 16869712
> +[ 1884.656896] blk_update_request: I/O error, dev loop0, sector 16854368
> +[ 1884.659316] blk_update_request: I/O error, dev loop0, sector 16855008
> +[ 1884.660834] blk_update_request: I/O error, dev loop0, sector 16869792
> +[ 1884.661780] blk_update_request: I/O error, dev loop0, sector 16854848
> +[ 1884.663282] blk_update_request: I/O error, dev loop0, sector 16855432
> +[ 1884.664775] blk_update_request: I/O error, dev loop0, sector 16859808
> +[ 1884.671472] blk_update_request: I/O error, dev loop0, sector 16866400
> +[ 1892.239383] blk_update_request: 20 callbacks suppressed
> +[ 1892.239389] blk_update_request: I/O error, dev loop0, sector 7872768
> +[ 1897.221576] blk_update_request: I/O error, dev loop0, sector 23331008
> +[ 1898.299271] blk_update_request: I/O error, dev loop0, sector 25690688
> +[ 1898.444161] blk_update_request: I/O error, dev loop0, sector 25726496
> +[ 1898.445946] blk_update_request: I/O error, dev loop0, sector 25690832
> +[ 1898.448185] blk_update_request: I/O error, dev loop0, sector 25692312
> +[ 1898.449321] blk_update_request: I/O error, dev loop0, sector 25704840
> +[ 1898.450314] blk_update_request: I/O error, dev loop0, sector 25710392
> +[ 1898.451351] blk_update_request: I/O error, dev loop0, sector 25726080
> +[ 1898.452348] blk_update_request: I/O error, dev loop0, sector 25737608
>
> FYI: This is with Linux-v3.19-9526-ga135c717d5cd plus vfs.git#for-linus.
>
> Shall I will try vanilla-upstream or even block.git?
>
> If you have any idea or hints, please let me know.
> Thanks.
>
> I have attached the tarball which I have sent to Al Viro for testing
> his pending VFS stuff for v3.20-rc1.
>
> Have more fun!
>
> Regards,
> - Sedat -
>
> [1] http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9f9ee1f2b2f94f19437ae2def7c0d6636d7fe02e

Vanilla upstream shows me the same...

--- dmesg_3.19.0-9526.1-iniza-small_before-fio-2.2.5.txt
2015-02-22 15:14:16.193896917 +0100
+++ dmesg_3.19.0-9526.1-iniza-small_after-fio-2.2.5.txt 2015-02-22
15:16:23.430247970 +0100
@@ -812,3 +812,17 @@
 [   60.122512] usb 4-1.5: USB disconnect, device number 4
 [   63.628272] PPP BSD Compression module registered
 [   64.034443] PPP Deflate Compression module registered
+[  115.708043] fio-testcase.sh (2840): drop_caches: 3
+[  125.715673] blk_update_request: I/O error, dev loop0, sector 18880320
+[  135.412886] blk_update_request: I/O error, dev loop0, sector 2883712
+[  154.447350] blk_update_request: I/O error, dev loop0, sector 25690688
+[  154.582990] blk_update_request: I/O error, dev loop0, sector 25726496
+[  154.584504] blk_update_request: I/O error, dev loop0, sector 25690832
+[  154.585654] blk_update_request: I/O error, dev loop0, sector 25692312
+[  154.586608] blk_update_request: I/O error, dev loop0, sector 25704840
+[  154.587631] blk_update_request: I/O error, dev loop0, sector 25710392
+[  154.588472] blk_update_request: I/O error, dev loop0, sector 25726080
+[  154.589333] blk_update_request: I/O error, dev loop0, sector 25737608
+[  154.590170] blk_update_request: I/O error, dev loop0, sector 25788848
+[  159.735917] blk_update_request: 2 callbacks suppressed
+[  159.735922] blk_update_request: I/O error, dev loop0, sector 33030336

- Sedat -

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