r0 = syz_open_dev$tty1(0xc, 0x4, 0x1)
writev(r0, &(0x7f00000012c0)=[{&(0x7f0000000180)="b878a1f5ba315b211ba42e3841d8bd511bf9630b1b9f6f6a696ae1c1856dc16cae481faaf75c57a8818036e745a345002e60f5a05ae1ec67fbce86440680f169758f7dc8e1f117c08eb1e21183233c1bccc85ed928071d05f72877aef7e985a03ecb3eeced16acc48c0957e16029d3f8b6d83398e62e7207d4e9ac99481dc007a75d0923be2307af3107c3a2e4d975a13e2df99e4fdacb9b9f4155ea2eb21c4e8f8dd8e6e8c4043ec1056a35d906c5e65fc05d1de38a6e9722438c9c00f7397ef07a4a8e34a540cf971981176dcc8e7b0ae2ac91332bb661083b5f733425e7c4bc4312cdba20db5d1d1c5e2c956ab8d6541f3abc7ed4c9d1e6d8c4bea45562bd749407c5db524c79755491e7c46fe543820e1f7f5f60100c38e250c5808182b8ee8ac463b5f22615251680ca3df1b8a46214e51ce4ccb9ac77765087cf8b8ec868f5e83767caa94634158e8a414eeadc5b093a5a23c27ebe0933e196408b79a7b94670bbdb7982b5b1f000c8df0b5957aa022e3e9c9e379a0caea9c72d3b473c16c7aef0fb0ce34710a732c07431e62501a52a7fc099323cfb7da4d75651c3680876a3c83ceb042204e1a1348aad4602d6b47d33fadb8804a3b11d5206866df75bc86f7b2698cf020d7d449c4450ae0cfbb039793cc5bc8321c5718d7cd241fb889f061b04a99a077d5253abb540f923ef16cf457b926cb2a16147030b186a4ddb79f6480d82740b7bf7a7175f8e79edcb8c464bdde5d4f121fd80ca4e76452eac95d55cfee859b5d415968dc8a931e03c33f980024b026736526264d00963a65b7d9dfb1facb7cc6215398f491165301a3284c6be545c8d5f438e4e6d8564a255fdfef58b7ee49a62376c236efedd95a01c518c5a4ae4ec2093b28635a077079fc9ac269bf447b91b4396ef6a723b769d0b6709d2e874de1697ec3840659a5cb57e6e0b70d85ac1eddd8e28fa936d8f306650ccd059f0fc4b7c8f991e104d85ce14a16a49a79f150efa927e7bda7f24cf8f6055aa98a0a4ecb9178db90457556904d4f89d4474ed8be4675666f2748028823e55f6cf443949d33c815dd28e89b0c8fcb70980d12db70c96210ad1fec90d3997d9d37c1a964f0794a80f990c6a68151a7bf11db56c0ba315ee97dcf24f1159270988b44961f03389cab3b06dee244f00b4a1dda82083947ff8ce88e0b7c5953a1ccfe87e9da526d3dde5abced9c421f85f190aced1e1f12b52bd52c8e6b1757d5e569c8a1d7db3fdeca4f1b7cb1f6580077f805f0903a05df077ee45d91b85e691f355a1be2f6ccb657bf93ba36c8542cfd47b2ea8f4a5222d862b41f665f0d991ceef9763f4cf73cfb3743a26d5a1222b45530fa2ec4c446fa57767f787fc533d098141acc3b7c1c0b9c31695eb7e805b618ee0b04b1e798bbfa02a59fa93849591cf80706b30bcbea7295a7cf6cc4a7a40faf2491beb08c72fa4d5643e2efbf793928474ded55e9da877c85a917cb5be72a27f271493a4d9f9bda5071aa18f5640ada1d6317c3091c0d8d87bef17742bb323bcc7b344df3f0bacd45d04f3947c460d904a81cb988b1038d6bc31bcde479f44f4f9954d3d336b5e999a650b6dd545edfbf0ce61bc79c90381757c87d17b46af525f321341c696d5d2f3fe19e5825282e7965c65042ef9da94a056b981053eaa2103d368fb1477e02956d6f04b002330088dec82f38fb3eacd97f364e66510b38af99b61f2e2ce9009db43272e7c762a402f359fd27a101c7e07c13423ee32503a5df059a62b32f43ab3a053875243d56df7483757baf059fce0d7699ff56deb916e4efa58b75215b98be347981bd331f73dc6aa8526d77c29a379df99459f32a7936e7153d977279b97e9f1d1605712476be02b215ede51120f0cee9a2c9ab59a2cbb98d29783345801fd2d6d6afbf85d059aefc63d119936842601ab9dfc173b475718eda25c0f01e4f5c996b1c4b9db43012af54ccc78c801af80865ef2fa590793e34f5356bb5292cea3905a2f90104392bcdef47604c3f643ffcd865ffba36b2adc5dd3b7d9915a3691d550eebc48c629a745e0c045b9ee77ce50650bf101ea7e17d4b1e27cd17f0c70c23c019bd008ac994e97d4855c2940c42eadfdd53343cf938f496955f59a8da8c51643d30e6ac9bbbf21256e97a638e3225bce717e619c6a65dde5325061d0b0fb6ee5044f863dc2c90c2b8c3c8e2c0573de6ee2d4e4890b1a2a9e3f74b0a0cd1da2c7e0df6a4a30310c9d8ebc8716694c33ee38c3938a5ab6e0fe08aa0da391832bfb1b25055c78577ac1deb14fcd48a7ae65ed4178f0a2b6f5e1e7fe74b322f83e30818c191db5b5951925699261ab88095443e0f0d7a503ef09717fe3a33fd7c70b94d08b83c4740f2b2f3641aa43ce437eeb58c48772fbe9a04a62c8ead77b1493ef452537c3676e0b8d95c31614d87495e2b5dd1367dab13f59df1ff9e4a4955306e1cf4b3b909eb463f14d06deec09eb54fa031bed5fe46ca7795a432546802fe46b90a9d4c18923fdf64b530e", 0x702}, {&(0x7f00000011c0)="74d698c2817285619da22827062a827673854bfa2e9927a3d0603fe29bf14aef506eb270831a2e17d85c8ee9d4adc521c0131cfd2494a7803a9332eec33372714b56a91249645a61a68ae2f55b86936b975f1f2f6d97dc8db548d9b8b3", 0x5d}, {&(0x7f0000001300)="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", 0x10d}], 0x3)