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([2405:201:2c:5868:934:7eb8:e5cf:c85a]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-358a1ad45f7sm4173110a91.1.2026.02.22.20.02.19 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 22 Feb 2026 20:02:22 -0800 (PST) Message-ID: <1205234f-6ddd-4369-834c-6415f8fe0265@gmail.com> Date: Mon, 23 Feb 2026 09:32:17 +0530 Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Null deref in scatterwalk_pagedone To: Eric Biggers Cc: "David S. Miller" , herbert@gondor.apana.org.au, rakshitawasthi17@gmail.com, Greg KH , security@kernel.org, linux-crypto@vger.kernel.org References: <63fdfca0-5165-4307-ae8e-c25cbed7f8cb@gmail.com> <20260222202123.GA37806@quark> Content-Language: en-US From: Manas Ghandat Autocrypt: addr=ghandatmanas@gmail.com; keydata= xsFNBGlvWocBEAC6MISM6mdR6cfNF+oXbAxUfksT8nnbNmElzBuYpn5xdQLAdw/cHGeNv6aM H5rWl0VzAqYWQO6p14BnRsgXLW3QMmOW30naoqXmXVMCKp2wWlTL9injLsETOizlzSwQ4lRl OBGniSkWankLuxFgUBdax8lnXrNhrdi5RoQfo2tm37NltSpU8oXhljGBYlLut2N/XC34oB+S d9Ai7pZ/0E+GE48TJ4I85qyOZpxjx2LN/imWJc7fJ+fkY50guQn0mKkVljSxsGH0sGYch/55 jurKuYsXt9ttLF6CKf2SFy+hk3faJ+Cb+4LjxNyZCc+KzPjq9lS/bl4Ct5U0fJK3yWOwau7i uWhEDNhGHb2OR+w++l8fFuUitIVKJapxtJElYPlhpciWl1iFtxrf9pYbNAkxLg0miGT/Fs5v lHl5mKB31ICEZbE7xciKZ4eCy0xtwhhvkN+ebT+bwwZXJqLtYjR5xtM81qTcSiAAVxAGPsGi TeiLFI+jtvYmR3F1uJ03Hgpmpr4xBo3g/ClvdXzWmJaGliQ1ACji0YY+pV2m9dzhPPmTUcyY yBCJeItpGVDAj2mNTw1uXaAtn1NZP+ar+tRDI2545Ze2Y5a/SVmBipu2X3SXdAwa9KV/WfTw cy/hjCceKGjYQy+4X8ASgyYRvnsD214HVf9FGtAQERvVVFsqMwARAQABzSZNYW5hcyBHaGFu ZGF0IDxnaGFuZGF0bWFuYXNAZ21haWwuY29tPsLBhwQTAQgAMRYhBME201ChKFg6q5pu4tfs 75O9CQInBQJpb1qJAhsDBAsJCAcFFQgJCgsFFgIDAQAACgkQ1+zvk70JAidKTA/6AualPRGS T0xGMmwLFgLTKJQb3WR7Xwm3PwSrNz3QI5RtEtMopZfSwllIA8I3wYCsF+0wmJQAuNbKx2Mn 4FUmnUaq2QUzXlezTUe8nyeWAPbVNoJsgF6wxtzKvWjV9uXr2qRAjHm3gdFcxn2QgmPctJug x9emFXN6T+Hj9g0IIX+LbAI7A+cV/OFP+aZqLxnxIP8HlGfyf7zRh9HS7OPxDB7DyEH7pS2v UPCuE4j8uM4KqauzEVFoHzLCu+AVZs70yjGt61f2YAQsZBf+qFGPoy+nxWECW57YqDC47hdc PpfC8XBVyn5MsZc3iPxrP823fNWexq+Xf1C2tAGag+Z8+cZTr2OT7j9qPOPzvIbxEDBR8asl L6r6MnCsH0OiEcVkwvP8y+GYRKPPpCx81X9SAeoHTfc2Gy4nCEGmIEX3wU1bL+WzT/KgoTUk yzjse4jVL7KGQuqtGtYXibhmW0M+kWRd62A2OgSbi+gUqP5kztArIt1UUvCxe4VJ64vVe7oC K/tH191qdu2maPRzxSW2ZVxoP54URBu7IuSH/rZ/xsmTt+R2f1oygeEp7XdQyelS8EIEggwV mj/i873NfJytGlkW6zADAG7XEmDZWE5xSMRvL7+RxxXHEYhpOR/D9WsK06iMc0Rb2qtK5m6E IsiZfIg98B+hVJTJqfpzNDgtOHfOwU0EaW9aigEQAMudyGyXT4f6VnB9+5b7tgrzP/MWxgiT OI8e8iF8SfxYXbkkyfhKN0Cn+yzGOoaPSw7J/wziGqo2MwFs2nEgFJ5zpqBW+hMNqOdh+5DM 5mcEuWS//Wjfm4rwJieFeZ3czCr/nqz7sAUOl/Dcew4RrqOTsA5XhCfZ0V6B9eZmPH1bseMF 9rXqspjJJ98iQd9OHbjKkMgi8GTlPhxyml0xNzMIH1Os/G2i7LhVjS/Fvj+nF+SRWgDQfSdr T637cOh10IlTIrGw3L1ZOEExfUVNxjZi5Jn8kZUtAMouIODoxHpJ0l9vyyNoKaUitzJn+wug g0TFph/ZiP1RK9luS+UaB2iZAnNV0sPQwTLTeykt7ogGqmmjdaCQoF2mSCbUPJyvEmrUQjYZ OxSzALkTtBvWvvpRkgjJqaZ72DZkjvRD2iFEFXlfzTTxxT/r/3FgI2A3k8opsPm5NmrTYWO7 FSVQMd8OXbMRov59VMP5v126iZoCVA+Da8cJroQmdqGhFZGGF9QvMkdik+/hDTjeBemicVUW WEJv0qyHaTmYgBVhAF3umFNX50Gi0cccT7IcrY78U44o/Xslehl/UEBPCjr4aZ2x/Ds4C4uu gHDysfIB6yLkKzQAjWHUEF7KOYY6O3reG4YJz1nTOaABdfRGra1rGa2r5Kj+j3ni8ZjVnYWt D0qdABEBAAHCwXYEGAEIACAWIQTBNtNQoShYOquabuLX7O+TvQkCJwUCaW9aigIbDAAKCRDX 7O+TvQkCJ1wFD/0Z9qyn6z1zqiJRpBuvHbVEnVaRgj3eZK2K/5Ibk2ObbYZZfw9VvYbYcggY KS1IzwgdbKLRhjxReUHcbglCWPAoOJxctqTzEDwyZuff4kpWcyu8hW/1LyQOBv0fU1mml2B5 1ioRqb0P6+PR1eMIjMmVI9HznXdsvhPecnEW85JgmzCF4pUUx0yM+IqCvFiR8cbgBf6HqlPb 08Xkyb05F7KZms/NpkwfLCzwX+yr9PRQOJLXp648S85rvyJ2CVGeOiD8vf/bVg85XACVx6sv SI8qVcJJoJOpVKZsXhXoRhnBmlc8LCjY+ZPncEEEETtLQUeYUpEs0XVzOl3OwWVcuZy7QkAx WRZ04Q0j81jW91CIbvZvySLk7QuLE+27uAKQZzzsg8cduTuDLniFdbYzP0d2/s7gmKx2QU8A 6x1anVhYhHihiipOFxoxqgIlE6+8hkI7/mq6lBvrjphU/7THrTQHiAeAFmwRRGR4q7JNHRiG yM7vvGT+amKOz4qucuWyTZ+to9qMrxfOcE21NW8TSMT2n119OsWP8z1m3mgx42L8ZF6yQ3jw iI3GWRgjoitqOO0ZIPdqgBGFOtnGURpityO7pOnwfpMRMZubktmN7TsCw5ntJ8Om7PrUOgZZ Dx+4ljyZOEEpzzJONCkA3cNXWiD8Af4E8yu+DtrpclEq76PP/Q== In-Reply-To: <20260222202123.GA37806@quark> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 2/23/26 01:51, Eric Biggers wrote: > What kernel feature are you using that does GCM encryption? E.g., > IPsec, TLS, SMB, ... Is the code in-tree? I was fuzzing the TLS subsystem when I found the crash. And yes the code is in-tree. > Any reason linux-crypto isn't Cc'ed on this thread? Aah, my bad. Added it to CC. Thanks, Manas