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Sun, 09 May 2021 08:44:20 +0000 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id BC023B03A; Sun, 9 May 2021 08:44:14 +0000 (UTC) Subject: Re: [bug report] blktests nvme/022 lead kernel WARNING and NULL pointer To: Sagi Grimberg , Yi Zhang Cc: linux-nvme@lists.infradead.org, skt-results-master@redhat.com, Bruno Goncalves References: <3243ab72-ffe3-e655-ef0a-d695885ce2c5@grimberg.me> <201a97a9-e42f-8d8e-3cc7-e5cf8ba816c2@grimberg.me> From: Hannes Reinecke Message-ID: <423b7c5e-deb7-3547-6ca4-8f4476e9eb03@suse.de> Date: Sun, 9 May 2021 10:44:13 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.9.1 MIME-Version: 1.0 In-Reply-To: <201a97a9-e42f-8d8e-3cc7-e5cf8ba816c2@grimberg.me> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210509_014418_860555_FC37E40D X-CRM114-Status: GOOD ( 13.99 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org T24gNS83LzIxIDk6NTAgUE0sIFNhZ2kgR3JpbWJlcmcgd3JvdGU6Cj4gCj4+PiBIaSBTYWdpCj4+ Pgo+Pj4gQmlzZWN0IHNob3dzIGJlbGxvdyBjb21taXRzIHdhcyB0aGUgZmlyc3QgYmFkIGNvbW1p dC4KPj4+Cj4+PiBjb21taXQgYTcwYjgxYmQ0ZDlkMmQ2YzA1Y2ZlNmVmMmExMGJjY2MyZTA0MzU3 YSAocmVmcy9iaXNlY3QvYmFkKQo+Pj4gQXV0aG9yOiBIYW5uZXMgUmVpbmVja2UgPGhhcmVAc3Vz ZS5kZT4KPj4+IERhdGU6wqDCoCBGcmkgQXByIDE2IDEzOjQ2OjIwIDIwMjEgKzAyMDAKPj4+Cj4+ PiDCoMKgwqDCoCBudm1lOiBzYW5pdGl6ZSBLQVRPIHNldHRpbmcKPj4+Cj4+Cj4+IEhpIFNhZ2kK Pj4gVGhpcyBpc3N1ZSBoYXMgYmVlbiBjb25zaXN0ZW50bHkgcmVwcm9kdWNlZCB3aXRoIGJsa3Rl c3RzIG9uIHJlY2VudAo+PiBsaW51eC1ibG9jay9mb3ItbmV4dCwgZG8geW91IGhhdmUgYSBjaGFu Y2UgdG8gY2hlY2sgaXQ/Cj4gCj4gSSBoYWQgbm90LCBIYW5uZXMgY2FuIHlvdSBoYXZlIGEgbG9v az8KPiAKQ2FuIHlvdSBjaGVjayBpZiB0aGlzIHBhdGNoIGhlbHBzPwoKZGlmZiAtLWdpdCBhL2Ry aXZlcnMvbnZtZS90YXJnZXQvbG9vcC5jIGIvZHJpdmVycy9udm1lL3RhcmdldC9sb29wLmMKaW5k ZXggNzRiM2IxNTBlMWE1Li5hNDhkODIxOWNmOTAgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvbnZtZS90 YXJnZXQvbG9vcC5jCisrKyBiL2RyaXZlcnMvbnZtZS90YXJnZXQvbG9vcC5jCkBAIC00NTgsNiAr NDU4LDkgQEAgc3RhdGljIHZvaWQgbnZtZV9sb29wX3Jlc2V0X2N0cmxfd29yayhzdHJ1Y3QgCndv cmtfc3RydWN0ICp3b3JrKQogICAgICAgICAgICAgICAgIGNvbnRhaW5lcl9vZih3b3JrLCBzdHJ1 Y3QgbnZtZV9sb29wX2N0cmwsIGN0cmwucmVzZXRfd29yayk7CiAgICAgICAgIGludCByZXQ7Cgor ICAgICAgIC8qIHJlc2V0X3dvcmsgbWlnaHQgcnVuIGNvbmN1cnJlbnRseSB0byBkZWxldGVfd29y ayAqLworICAgICAgIGlmIChjdHJsLT5zdGF0ZSA9PSBOVk1FX0NUUkxfREVMRVRJTkcpCisgICAg ICAgICAgICAgICByZXR1cm47CiAgICAgICAgIG52bWVfc3RvcF9jdHJsKCZjdHJsLT5jdHJsKTsK ICAgICAgICAgbnZtZV9sb29wX3NodXRkb3duX2N0cmwoY3RybCk7CgoKQ2hlZXJzLAoKSGFubmVz Ci0tIApEci4gSGFubmVzIFJlaW5lY2tlICAgICAgICAgICAgICAgIEtlcm5lbCBTdG9yYWdlIEFy Y2hpdGVjdApoYXJlQHN1c2UuZGUgICAgICAgICAgICAgICAgICAgICAgICAgICAgICArNDkgOTEx IDc0MDUzIDY4OApTVVNFIFNvZnR3YXJlIFNvbHV0aW9ucyBHbWJILCBNYXhmZWxkc3RyLiA1LCA5 MDQwOSBOw7xybmJlcmcKSFJCIDM2ODA5IChBRyBOw7xybmJlcmcpLCBHZXNjaMOkZnRzZsO8aHJl cjogRmVsaXggSW1lbmTDtnJmZmVyCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpMaW51eC1udm1lIG1haWxpbmcgbGlzdApMaW51eC1udm1lQGxpc3RzLmlu ZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9s aW51eC1udm1lCg==