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([2a01:e11:5400:7400:ce29:8129:5435:b143]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5cb66c737c4sm4818879a12.96.2024.10.23.14.08.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 23 Oct 2024 14:08:32 -0700 (PDT) Content-Type: multipart/mixed; boundary="------------ETU8XyqWyoGmYdMfTxyYuL9T" Message-ID: Date: Wed, 23 Oct 2024 23:08:30 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [syzbot] [bcachefs?] UBSAN: shift-out-of-bounds in validate_sb_layout To: syzbot , linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com References: <671955c2.050a0220.1e4b4d.0095.GAE@google.com> From: Gianfranco Trad Content-Language: en-US, it In-Reply-To: <671955c2.050a0220.1e4b4d.0095.GAE@google.com> This is a multi-part message in MIME format. --------------ETU8XyqWyoGmYdMfTxyYuL9T Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit #syz test --------------ETU8XyqWyoGmYdMfTxyYuL9T Content-Type: text/x-patch; charset=UTF-8; name="0001-bcachefs-Fix-invalid-shift-in-validate_sb_layout.patch" Content-Disposition: attachment; filename*0="0001-bcachefs-Fix-invalid-shift-in-validate_sb_layout.patch" Content-Transfer-Encoding: base64 RnJvbSBjNmQ2MjE1ZDY2ZTliZDNkMTBhMTFhOGI5NDAyNDZmZGEwNDk0ZjMwIE1vbiBTZXAg MTcgMDA6MDA6MDAgMjAwMQpGcm9tOiBHaWFuZnJhbmNvIFRyYWQgPGdpYW5mLnRyYWRAZ21h aWwuY29tPgpEYXRlOiBXZWQsIDIzIE9jdCAyMDI0IDIzOjAxOjExICswMjAwClN1YmplY3Q6 IFtQQVRDSF0gYmNhY2hlZnM6IEZpeCBpbnZhbGlkIHNoaWZ0IGluIHZhbGlkYXRlX3NiX2xh eW91dCgpCgpTaWduZWQtb2ZmLWJ5OiBHaWFuZnJhbmNvIFRyYWQgPGdpYW5mLnRyYWRAZ21h aWwuY29tPgotLS0KIGZzL2JjYWNoZWZzL2VycmNvZGUuaCAgfCAxICsKIGZzL2JjYWNoZWZz L3N1cGVyLWlvLmMgfCA1ICsrKysrCiAyIGZpbGVzIGNoYW5nZWQsIDYgaW5zZXJ0aW9ucygr KQoKZGlmZiAtLWdpdCBhL2ZzL2JjYWNoZWZzL2VycmNvZGUuaCBiL2ZzL2JjYWNoZWZzL2Vy cmNvZGUuaAppbmRleCA2NDkyNjM1MTZhYjEuLmI2Y2JkNzE2MDAwYiAxMDA2NDQKLS0tIGEv ZnMvYmNhY2hlZnMvZXJyY29kZS5oCisrKyBiL2ZzL2JjYWNoZWZzL2VycmNvZGUuaApAQCAt MjIyLDYgKzIyMiw3IEBACiAJeChCQ0hfRVJSX2ludmFsaWRfc2JfbGF5b3V0LAlpbnZhbGlk X3NiX2xheW91dF90eXBlKQkJCVwKIAl4KEJDSF9FUlJfaW52YWxpZF9zYl9sYXlvdXQsCWlu dmFsaWRfc2JfbGF5b3V0X25yX3N1cGVyYmxvY2tzKQlcCiAJeChCQ0hfRVJSX2ludmFsaWRf c2JfbGF5b3V0LAlpbnZhbGlkX3NiX2xheW91dF9zdXBlcmJsb2Nrc19vdmVybGFwKQlcCisJ eChCQ0hfRVJSX2ludmFsaWRfc2JfbGF5b3V0LCAgICBpbnZhbGlkX3NiX2xheW91dF9zYl9t YXhfc2l6ZV9iaXRzKSAgICAgXAogCXgoQkNIX0VSUl9pbnZhbGlkX3NiLAkJaW52YWxpZF9z Yl9tZW1iZXJzX21pc3NpbmcpCQlcCiAJeChCQ0hfRVJSX2ludmFsaWRfc2IsCQlpbnZhbGlk X3NiX21lbWJlcnMpCQkJXAogCXgoQkNIX0VSUl9pbnZhbGlkX3NiLAkJaW52YWxpZF9zYl9k aXNrX2dyb3VwcykJCQlcCmRpZmYgLS1naXQgYS9mcy9iY2FjaGVmcy9zdXBlci1pby5jIGIv ZnMvYmNhY2hlZnMvc3VwZXItaW8uYwppbmRleCBjZTc0MTBkNzIwODkuLjQ0ZDBhYzliMDBk ZCAxMDA2NDQKLS0tIGEvZnMvYmNhY2hlZnMvc3VwZXItaW8uYworKysgYi9mcy9iY2FjaGVm cy9zdXBlci1pby5jCkBAIC0yODcsNiArMjg3LDExIEBAIHN0YXRpYyBpbnQgdmFsaWRhdGVf c2JfbGF5b3V0KHN0cnVjdCBiY2hfc2JfbGF5b3V0ICpsYXlvdXQsIHN0cnVjdCBwcmludGJ1 ZiAqb3V0CiAJCXJldHVybiAtQkNIX0VSUl9pbnZhbGlkX3NiX2xheW91dF9ucl9zdXBlcmJs b2NrczsKIAl9CiAKKwlpZiAobGF5b3V0LT5zYl9tYXhfc2l6ZV9iaXRzID4gQkNIX1NCX0xB WU9VVF9TSVpFX0JJVFNfTUFYKSB7CisJCXBydF9wcmludGYob3V0LCAiSW52YWxpZCBzdXBl cmJsb2NrIGxheW91dDogbWF4X3NpemVfYml0cyB0b28gaGlnaCIpOworICAgICAgICAgICAg ICAgIHJldHVybiAtQkNIX0VSUl9pbnZhbGlkX3NiX2xheW91dF9zYl9tYXhfc2l6ZV9iaXRz OworCX0KKwogCW1heF9zZWN0b3JzID0gMSA8PCBsYXlvdXQtPnNiX21heF9zaXplX2JpdHM7 CiAKIAlwcmV2X29mZnNldCA9IGxlNjRfdG9fY3B1KGxheW91dC0+c2Jfb2Zmc2V0WzBdKTsK LS0gCjIuNDMuMAoK --------------ETU8XyqWyoGmYdMfTxyYuL9T--