Re: Get "Message headers fail syntax check" error when using git-send-email

[Thomas Huth <thuth@redhat.com>]

On 28/05/2025 11.45, Li Chen wrote:
> Hi,
> 
> My emails to the qemu-devel, qemu-riscv, and qemu-arm mailing lists regarding the
> "[PATCH v4 0/4] acpi: Add machine option to disable SPCR table" series are being
> rejected by these mailing lists, while other recipients are unaffected.
> This issue didn't occur with versions v1-v3, which I sent via Zoho webmail instead of git-send-email.
> The error messages are:
> 
> ```
> This message was created automatically by mail delivery software.
> A message that you sent could not be delivered to one or more of its recipients. This is a permanent error.
> 
> qemu-devel@nongnu.org, ERROR CODE :550 - Message headers fail syntax check
> (... qemu-riscv/qemu-arm ...)
> 
> Reporting-MTA: dns; mx.zohomail.com
> Arrival-Date: Wed, 28 May 2025 16:09:36 +0800
> 
> Original-Recipient: rfc822; qemu-devel@nongnu.org
> Final-Recipient: rfc822; qemu-devel@nongnu.org
> Status: 550
> Action: failed
> Last-Attempt-Date: 28 May 2025 08:11:19 GMT
> Diagnostic-Code: Message headers fail syntax check
> Remote-MTA: dns; eggs.gnu.org
> (... qemu-riscv/qemu-arm ...)
> ```
> 
> And below is the email header:
> 
> ```
> Received: by mx.zohomail.com with SMTPS id 1748419823397138.51964085412385;
> 	Wed, 28 May 2025 01:10:23 -0700 (PDT)
> From: Li Chen <me@linux.beauty>
> To: "Peter Maydell" <peter.maydell@linaro.org>,
> 	"Shannon Zhao" <shannon.zhaosl@gmail.com>,
> 	"Michael S. Tsirkin" <mst@redhat.com>,
> 	"Igor Mammedov" <imammedo@redhat.com>,
> 	"Ani Sinha" <anisinha@redhat.com>,
> 	"Eduardo Habkost" <eduardo@habkost.net>,
> 	"Marcel Apfelbaum" <marcel.apfelbaum@gmail.com>,
> 	=?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= <philmd@linaro.org>,
> 	"Yanan Wang" <wangyanan55@huawei.com>,
> 	"Zhao Liu" <zhao1.liu@intel.com>,
> 	"Song Gao" <gaosong@loongson.cn>,
> 	"Jiaxun Yang" <jiaxun.yang@flygoat.com>,
> 	"Sunil V L" <sunilvl@ventanamicro.com>,
> 	"Palmer Dabbelt" <palmer@dabbelt.com>,
> 	"Alistair Francis" <alistair.francis@wdc.com>,
> 	"Weiwei Li" <liwei1518@gmail.com>,
> 	"qemu-arm" <qemu-arm@nongnu.org>,
> 	"qemu-devel" <qemu-devel@nongnu.org>,
> 	"qemu-riscv" " <qemu-riscv@nongnu.org>

Blind guess: You've got a stray " in above qemu-riscv line.

  HTH,
   Thomas