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From: Joerg Roedel <jroedel@suse.de>
To: Qian Cai <cai@lca.pw>
Cc: iommu@lists.linux-foundation.org,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: "iommu/amd: Set exclusion range correctly" causes smartpqi offline
Date: Fri, 26 Apr 2019 17:26:32 +0200	[thread overview]
Message-ID: <20190426152632.GC3173@suse.de> (raw)
In-Reply-To: <1556290348.6132.6.camel@lca.pw>

On Fri, Apr 26, 2019 at 10:52:28AM -0400, Qian Cai wrote:
> Applying some memory pressure would causes smartpqi offline even in today's
> linux-next. This can always be reproduced by a LTP test cases [1] or sometimes
> just compiling kernels.
> 
> Reverting the commit "iommu/amd: Set exclusion range correctly" fixed the issue.
> 
> [  213.437112] smartpqi 0000:23:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT
> domain=0x0000 address=0x1000 flags=0x0000]
> [  213.447659] smartpqi 0000:23:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT
> domain=0x0000 address=0x1800 flags=0x0000]
> [  233.362013] smartpqi 0000:23:00.0: controller is offline: status code 0x14803
> [  233.369359] smartpqi 0000:23:00.0: controller offline
> [  233.388915] print_req_error: I/O error, dev sdb, sector 3317352 flags 2000001
> [  233.388921] sd 0:0:0:0: [sdb] tag#95 UNKNOWN(0x2003) Result: hostbyte=0x01
> driverbyte=0x00
> [  233.388931] sd 0:0:0:0: [sdb] tag#95 CDB: opcode=0x2a 2a 00 00 55 89 00 00 01
> 08 00
> [  233.389003] Write-error on swap-device (254:1:4474640)
> [  233.389015] Write-error on swap-device (254:1:2190776)
> [  233.389023] Write-error on swap-device (254:1:8351936)
> 
> [1] /opt/ltp/testcases/bin/mtest01 -p80 -w

I can't explain that, can you please boot with 'amd_iommu_dump' on the
kernel command line and send me dmesg after boot?

Thanks,

	Joerg

WARNING: multiple messages have this Message-ID (diff)
From: Joerg Roedel <jroedel@suse.de>
To: Qian Cai <cai@lca.pw>
Cc: iommu@lists.linux-foundation.org,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: "iommu/amd: Set exclusion range correctly" causes smartpqi offline
Date: Fri, 26 Apr 2019 17:26:32 +0200	[thread overview]
Message-ID: <20190426152632.GC3173@suse.de> (raw)
Message-ID: <20190426152632.BuExBmkNQ9VAmrGCnCqNtkMAe4-RCkvM9381LqMtDcA@z> (raw)
In-Reply-To: <1556290348.6132.6.camel@lca.pw>

[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #1: Type: text/plain; charset="UTF-8", Size: 1546 bytes --]

On Fri, Apr 26, 2019 at 10:52:28AM -0400, Qian Cai wrote:
> Applying some memory pressure would causes smartpqi offline even in today's
> linux-next. This can always be reproduced by a LTP test cases [1] or sometimes
> just compiling kernels.
> 
> Reverting the commit "iommu/amd: Set exclusion range correctly" fixed the issue.
> 
> [  213.437112] smartpqi 0000:23:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT
> domain=0x0000 address=0x1000 flags=0x0000]
> [  213.447659] smartpqi 0000:23:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT
> domain=0x0000 address=0x1800 flags=0x0000]
> [  233.362013] smartpqi 0000:23:00.0: controller is offline: status code 0x14803
> [  233.369359] smartpqi 0000:23:00.0: controller offline
> [  233.388915] print_req_error: I/O error, dev sdb, sector 3317352 flags 2000001
> [  233.388921] sd 0:0:0:0: [sdb] tag#95 UNKNOWN(0x2003) Result: hostbyte=0x01
> driverbyte=0x00
> [  233.388931] sd 0:0:0:0: [sdb] tag#95 CDB: opcode=0x2a 2a 00 00 55 89 00 00 01
> 08 00
> [  233.389003] Write-error on swap-device (254:1:4474640)
> [  233.389015] Write-error on swap-device (254:1:2190776)
> [  233.389023] Write-error on swap-device (254:1:8351936)
> 
> [1] /opt/ltp/testcases/bin/mtest01 -p80 -w

I can't explain that, can you please boot with 'amd_iommu_dump' on the
kernel command line and send me dmesg after boot?

Thanks,

	Joerg
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu

  reply	other threads:[~2019-04-26 15:26 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-26 14:52 "iommu/amd: Set exclusion range correctly" causes smartpqi offline Qian Cai
2019-04-26 14:52 ` Qian Cai
2019-04-26 15:26 ` Joerg Roedel [this message]
2019-04-26 15:26   ` Joerg Roedel
2019-04-26 15:55   ` Qian Cai
2019-04-26 15:55     ` Qian Cai
2019-04-29 14:23     ` Joerg Roedel
2019-04-29 14:23       ` Joerg Roedel
2019-05-01  1:41       ` Qian Cai
2019-05-01  1:41         ` Qian Cai
2019-05-03 20:38       ` Qian Cai
2019-05-03 20:38         ` Qian Cai
2019-05-06  2:56 ` Qian Cai
2019-05-06  2:56   ` Qian Cai
2019-05-06 12:29   ` Joerg Roedel
2019-05-06 12:29     ` Joerg Roedel
2019-05-06 12:29     ` Joerg Roedel

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