From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtpout07.a1.net (smtpout07.a1.net [80.75.33.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7A31F36F8F1 for ; Fri, 25 Sep 2026 06:21:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=80.75.33.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790317288; cv=none; b=jSjOc7LmeV9eOv7rBZkWgdiwr/GgHDkIVCNxl217koBYTau7x9MhtalZsFUmvyvBYbs5R8BlNO5XiWLld67sgQW7NX5XGbDfv8yrEd6i4Q5wiF79QT6BbVZqy0+IF1qQgPan4NHzv4f2+ozDqju4AYcObgVc8vCRz6a/p1Divis= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790317288; c=relaxed/simple; bh=ZASyk0FIV3LHzDXnTMsnN4v32O0auOY6o6oysj7s5uY=; h=Subject:References:To:From:Message-ID:Date:MIME-Version: In-Reply-To:Content-Type; b=U0FTPkCNod9nLqrFgq+GIjUwKkkufEJVuzuibUC8WyHN5uXEdn3auhyVaa4c9QNzjbMZ44t7lRJnjTUQNbLT/dgbOhMP8gKq1nHIqY/nD4pvQLwLNCic5rpRen6gkjultTPs/60qIj0GQyCMXEy4VyM4fuI9qI9gwHTWF9x+lUg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=a1.net; spf=pass smtp.mailfrom=a1.net; dkim=pass (4096-bit key) header.d=a1.net header.i=@a1.net header.b=GHcLCQ7I; arc=none smtp.client-ip=80.75.33.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=a1.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=a1.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (4096-bit key) header.d=a1.net header.i=@a1.net header.b="GHcLCQ7I" Received: from [192.168.0.6] (unknown [100.72.67.144]) by smtpout07.a1.net (Postfix) with ESMTPSA id 4hrgZM2mPjzGrqnn for ; Fri, 25 Sep 2026 08:21:15 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=a1.net; s=resmail1; t=1790317275; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ke7bk5/ZL1Q0oYaH3Sn3t7dDUgowjde09oEtAwnzWEM=; b=GHcLCQ7I6nD3q1cphFHXmdY8LW/n2KsxlYAUKMD8yfVZMotrCezWyv9VxUqUijjCykZFVK 5a5RJgt4tOo+A1TDh26cWiGb7Qur9EZ7JwgPsXYKOd5JWXU1WVBbDgl3J6JPozN2osdkWX X+IuSGc3lQWuisS+jMjRc0n+noXI2ooawt94SHm/W4EY/5r5gozmIludrSOX+kpj5zfyf1 7cqi/zfdj7oAegsekTCkWVnfkur4MySqdAV862W0peTgC/JIcNVlma2KmfMEyLJnziwtgN VfgCSF5mLM1274DnOK8B/0/B9Sw8NLIV8ghDK2sxhsPXTOHY8Ws/lCUe30cpyN+nLuncc8 EcGLR2iJAeFLey36xlg3H7jlBmxHtqdXxqqkTRyIAFClHU8+8UocLiiup8Az0MO4JTXhjf FgkwK8Dt0fBenVhG3YoYbgL1iNM9XZZlQQW5rqST+Br2Pbzn1hFZxt5GIacAMwZWZpVzmi pafGMyv2q5qaGFACA7CCbIkuFio8pE+JPg4lpFWn/s2W9zkL5tiJMpAlGLW0hXliCJ3du3 BSlDSyPp6sj/TlPFynzv7KvBtpY58l8FmpRWkTkZc6nAQZhmjeQJl26HM8J3OVXvKuxmRr nl83iF8H8oweFeAj009ZhV9jfXECtY6kkZ8j3h72Nl2LGf+mNDya8= Subject: Re: possible regression in usb-storage? References: <79f2c208-bca0-3bf2-afdd-3bf095ff7b31@a1.net> <18c4b811-e91e-c163-fe1f-ee081a00602e@a1.net> <28d1f995-5e4b-4d01-aad4-6c5626e51e29@rowland.harvard.edu> <5ab3e86c-f209-ca72-58e7-8ea56225775b@a1.net> <605c0845-cfd4-0702-4322-53d9c8037b70@a1.net> To: linux-usb@vger.kernel.org From: Johann Klammer Message-ID: Date: Fri, 25 Sep 2026 08:20:19 +0200 User-Agent: Mozilla/5.0 (X11; Linux i686; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 In-Reply-To: <605c0845-cfd4-0702-4322-53d9c8037b70@a1.net> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-Spam-Level: On 9/25/26 6:37 AM, Johann Klammer wrote: > > > On 9/25/26 4:03 AM, Alan Stern wrote: >> >> Maybe the drive doesn't like the 100-byte INQUIRY, even though it >> claims to support it.  You can test this by doing (as root): >> >>     echo 'Seagate:Expansion SW:1024' >/proc/scsi/device_info >> >> before you plug in the drive.  That should suppress the 100-byte >> INQUIRY command. >> >> Alan Stern >> > I don't seem to have that file. Am I missing a module? Nevermind. I put it in modprobe.d kernel 6.9.9 with no usb quirks and options scsi_mod dev_flags="Seagate:Expansion SW:1024" I did not get crashing threads this time. but a slew of errors. and a 0 bytes sdd device. > [ 125.722585] usb 5-6: new high-speed USB device number 4 using ehci-pci > [ 125.927652] usb 5-6: New USB device found, idVendor=0bc2, idProduct=2039, bcd > [ 125.927686] usb 5-6: New USB device strings: Mfr=1, Product=2, SerialNumber=3 > [ 125.927713] usb 5-6: Product: Expansion SW > [ 125.927733] usb 5-6: Manufacturer: Seagate > [ 125.927752] usb 5-6: SerialNumber: 00000000NACD256B > [ 125.928687] scsi host5: uas > [ 125.929390] scsi 5:0:0:0: Direct-Access Seagate Expansion SW 1901 PQ > [ 125.934625] scsi 5:0:0:0: Attached scsi generic sg3 type 0 > [ 157.950205] sd 5:0:0:0: [sdd] Unit Not Ready > [ 157.951286] sd 5:0:0:0: [sdd] Sense Key : Hardware Error [current]. > [ 157.952357] sd 5:0:0:0: [sdd] ASC=0x44 <>ASCQ=0x81. > [ 157.953828] sd 5:0:0:0: [sdd] Read Capacity(16) failed: Result: hostbyte=DID_ > [ 157.954921] sd 5:0:0:0: [sdd] Sense Key : Hardware Error [current]. > [ 157.952357] sd 5:0:0:0: [sdd] ASC=0x44 <>ASCQ=0x81. > [ 157.953828] sd 5:0:0:0: [sdd] Read Capacity(16) failed: Result: hostbyte=DID_OK driverbyte=DRIVER_OK > [ 157.954921] sd 5:0:0:0: [sdd] Sense Key : Hardware Error [current]. > [ 157.956034] sd 5:0:0:0: [sdd] ASC=0x44 <>ASCQ=0x81. > [ 157.957578] sd 5:0:0:0: [sdd] Read Capacity(10) failed: Result: hostbyte=DID_OK driverbyte=DRIVER_OK > [ 157.958688] sd 5:0:0:0: [sdd] Sense Key : Hardware Error [current]. > [ 157.959789] sd 5:0:0:0: [sdd] ASC=0x44 <>ASCQ=0x81. > [ 157.960958] sd 5:0:0:0: [sdd] 0 512-byte logical blocks: (0 B/0 B) > [ 157.962042] sd 5:0:0:0: [sdd] 0-byte physical blocks > [ 157.963454] sd 5:0:0:0: [sdd] Test WP failed, assume Write Enabled > [ 157.964703] sd 5:0:0:0: [sdd] Asking for cache data failed > [ 157.965753] sd 5:0:0:0: [sdd] Assuming drive cache: write through > [ 157.967330] sd 5:0:0:0: [sdd] Preferred minimum I/O size 4096 bytes not a multiple of physical block size (0 bytes) > [ 157.968382] sd 5:0:0:0: [sdd] Optimal transfer size 33553920 bytes not a multiple of physical block size (0 bytes) > [ 157.969763] sd 5:0:0:0: [sdd] Attached SCSI disk > [ 310.080965] usb 5-6: USB disconnect, device number 4