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Re: kern/54503: Panic during attaching nvme(4) when # of logical CPUs >= 32 ?
The following reply was made to PR kern/54503; it has been noted by GNATS.
From: Rin Okuyama <rokuyama.rk%gmail.com@localhost>
To: =?UTF-8?B?SmFyb23DrXIgRG9sZcSNZWs=?= <jaromir.dolecek%gmail.com@localhost>
Cc: "gnats-bugs%NetBSD.org@localhost" <gnats-bugs%netbsd.org@localhost>
Subject: Re: kern/54503: Panic during attaching nvme(4) when # of logical CPUs
>= 32 ?
Date: Fri, 30 Aug 2019 23:43:54 +0900
On 2019/08/30 23:28, JaromÃr DoleÄ?ek wrote:
> Can you please try a kernel with nvme_q_complete() marked __noinline,
> to see where exactly inside that function the code panics? I've
> reviewed the code and I don't see any particular reason why it would
> fail while setting up 32nd queue.
> Can you also send output of 'nvmectl identify nvme0' when booted
> successfully i.e. with HT disabled.
Thank you very much for working on this!
Since this machine is located in my previous office, I cannot access
its BIOS/console immediately. I will visit there tomorrow to try it.
Here's output of nvmectl with HT disabled:
% sudo nvmectl identify nvme0
Vendor ID: 8086
Subsystem Vendor ID: 8086
Serial Number: PHMB742101WX280CGN
Model Number: INTEL SSDPED1D280GA
Firmware Version: E2010325
Recommended Arb Burst: 0
IEEE OUI Identifier: e4 d2 5c
Multi-Interface Cap: 00
Max Data Transfer Size: 131072
Controller ID: 0x00
Admin Command Set Attributes
Security Send/Receive: Supported
Format NVM: Supported
Firmware Activate/Download: Supported
Namespace Managment: Not Supported
Abort Command Limit: 4
Async Event Request Limit: 4
Number of Firmware Slots: 1
Firmware Slot 1 Read-Only: No
Per-Namespace SMART Log: No
Error Log Page Entries: 64
Number of Power States: 1
NVM Command Set Attributes
Submission Queue Entry Size
Completion Queue Entry Size
Number of Namespaces: 1
Compare Command: Not Supported
Write Uncorrectable Command: Supported
Dataset Management Command: Supported
Write Zeroes Command: Not Supported
Features Save/Select Field: Not Supported
Reservation: Not Supported
Volatile Write Cache: Not Present
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