From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============8467162161048784077==" MIME-Version: 1.0 From: kbuild test robot To: kbuild-all@lists.01.org Subject: Re: [PATCH v4 3/5] blktrace: fix debugfs use after free Date: Sat, 09 May 2020 15:46:54 +0800 Message-ID: <202005091523.XKblXg5n%lkp@intel.com> In-Reply-To: <20200509031058.8239-4-mcgrof@kernel.org> List-Id: --===============8467162161048784077== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Hi Luis, I love your patch! Yet something to improve: [auto build test ERROR on block/for-next] [also build test ERROR on next-20200508] [cannot apply to mkp-scsi/for-next scsi/for-next linus/master v5.7-rc4] [if your patch is applied to the wrong git tree, please drop us a note to h= elp improve the system. BTW, we also suggest to use '--base' option to specify = the base tree in git format-patch, please see https://stackoverflow.com/a/37406= 982] url: https://github.com/0day-ci/linux/commits/Luis-Chamberlain/block-fix= -blktrace-debugfs-use-after-free/20200509-140139 base: https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.g= it for-next config: um-allnoconfig (attached as .config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce: # save the attached .config to linux build tree make ARCH=3Dum = If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot All errors (new ones prefixed by >>): ld: drivers/char/random.o: in function `blk_queue_debugfs_symlink': >> random.c:(.text+0x10f0): multiple definition of `blk_queue_debugfs_symli= nk'; init/do_mounts.o:do_mounts.c:(.text+0x10): first defined here ld: drivers/base/core.o: in function `blk_queue_debugfs_symlink': core.c:(.text+0x800): multiple definition of `blk_queue_debugfs_symlink'= ; init/do_mounts.o:do_mounts.c:(.text+0x10): first defined here ld: drivers/base/class.o: in function `blk_queue_debugfs_symlink': class.c:(.text+0xd0): multiple definition of `blk_queue_debugfs_symlink'= ; init/do_mounts.o:do_mounts.c:(.text+0x10): first defined here --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org --===============8467162161048784077== Content-Type: application/gzip MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="config.gz" H4sICONatl4AAy5jb25maWcAnVtZk9u4EX7fX8Gyq1J2le2dy2NvUvMAkaCEiCQ4BKnDLyxZ4oxV Hh3RsbHz69MNUOLVkDfZ8tozaJyNPr7uBl//9tphx8NmNTss57OXl5/Oc7EudrNDsXCeli/FPxxP OpFMHe6J9AN0Dpbr44/fjyvn44dPH67e7+Z3zrDYrYsXx92sn5bPRxi73Kx/e/0b/HkNjastTLP7 u/M8n7//5LzJvh7Xh6Pz6cNHGH1/1L/dvDW/wwhXRr7o566bC5X3Xffh56kJfslHPFFCRg+frj5e XZ0IgXduv7m9u9L/necJWNQ/k69q07ssygMRDasFoHHAVM5UmPdlKkmCiGAM75DGLInykE17PM8i EYlUsEB84R501Fzoa56+OPvicNxWp+wlcsijXEa5CuNqUpwg59EoZwmcToQifbi++Xw+rnRZcDrR q1fI4y4hZ1kqneXeWW8OuOp5xUwAuxQLUhxaNnrcZ1mQ5gOp0oiF/OHVm/VmXbytza2maiRitz7j meYmUqk85KFMpjlLU+YOyH6Z4oHoEZsasBGHs7oD2DVIGawFBwlOvBPJo7M/ft3/3B+KVcW7Po94 IkBMksdcDeQYur92ivXC2Ty1hrRHuMCoIR/xKFWnNdLlqtjtqWUGX/IYRklPuHqFsjmSSBFewMmj ajJJGYj+IE+4ylMRwlU1+5Tb7+zmtJk44TyMU5hey6BRsDj7PZ3tvzsHGOXMYIb9YXbYO7P5fAO6 tVw/V4dJhTvMYUDOXFdmUSqifv1QsRLkfv7CEnoriZs5qstCWGaaA62+FPya8wlwNiVXbM5UDRND 80N9kF5azb8ViyPYGeepmB2Ou2Kvm8vpCGpNfPuJzGJFi/aAu8NYiijFO0tlQl+3gn6eVjk9F9kn 4QGbkpReMAQVHGm1Tzy6i5Rp3j16ZYRkDPIEFif3ZYICC/+ELHJ5neftbgp+sGljJrzr+8oimauq TxaCwRCg0QnNkD5PQ6aGeanLdKep8tXFHv6ARTYVi6USE1KLzsoC1zak2Zn16XamgDWZbTdZyick hcfSdkbRj1jg07eqN2+haftkoakBGFuSwoQk24XMM2AHfWrmjQScu7wImpmwYI8libDc9xAHTkN6 bC/2L94ySpF2QM3jnhgR9rjnaVdaXa17fXXXsQElDImL3dNmt5qt54XD/yzWYKgYmAEXTRWY1bpd +IsjqoVHobmYXJtPm+S5MoxZCt6dlj4VMMoLqiDr1Q+pAtmzjocLSfr85Lnt3XzwGIFQYL5AkyQt NM2OA5Z44Chtkpf5fsDzmMHicJ+AOMAoWtRP+iLoyFzJ+SYg0neShcH7/baYL5+Wc2ezRRC5r5wI UCtzFIZZ9Qv4WiFBPquWNGEuR2DgB6wPFiaLY6mtVwWUhh6PuwQF2GVoRndoZ/QAyK6XsBSZDxa9 6jD48nBdAc8oQUerHq7N4Qab/cHZ7jbzYr/f7JzDz61xpA1vdTrd3ed7RRsaJNGEjxcIqaKBG9LC cELIYnj/+b5h7WMQepGFQtATncmX6bT8nah3NHVoOdjwk6X9M93uJpmStC8Jue8Ll8uIpo5F5A4A /Vo2UpJvaZUJQUos8/a59Hh/cn2BmgcWQXCniZhY+T0SzL3Nb+xEC+9cQDiWUaDo9PVNPt+flIOQ JKQKNJURnsaF2AB0ayD89OFjvUtwbaeBf8hjMCcGjamspulIBuluNrhhPHEH/fu7drMcNVtCQFxh FmpE7LNQBNOH+3MMxm5vcp+DGXfToOF7EulypRA/8YC7KXFmnA/shz53zWqdmvXV5bc3XQoLvW7j YNqHQK87CygNy5IuAexXpEKeMnKJLHTJ9i8DJiciqkdRv7RZNduM/Kxz6f6uJyjWINv18ueet3kA LjXI437KegFXxCAdGmKYrdwSUKnqAJqYcBQSjF/zUQk1gMBZ13wPxhwisAaUBasPgZFOBhCLY7js JgKiLm8a1Yfhaj613SEIOxxIO5NcgjdNwAtUihSyOG7CqMqReWFtyyVHDH/Uw01tx9xFjEGjKbgM BJYoB8jX0pGRXph0uSdn7LjfZrvZHBCQ4xV/LudNJ6VSOFeCMYmSFoSuFI33IgDYoMsWq4ibvUBN p3Zieok4ARsUdshn1p8DPlbXNRnlX7i2PND86mnx96t38Nf1q3oHQ/sBfFqd2+HoZfv28PNV83IU QEfPdh0E02voUyQpIvmwwddGgmm2m39bHoo5Kuj7RbGFmQHPduGU1prbG1DSXPp+XsM5JhmjwjyU XplMamvbmAECBn8IMDABtTvlolpTYM9SUHNAgsD+TtpMqwgY1BTsKBjUMq1xUhTpZWAPtPnngY8B dGsJV8bTPB2Annt5WrcJbgAzQTTnDseAZmsEidos+ipTgDm82w6Buak5SRvLG1ahXtnsE2hvmZ45 J/1cOXr/dbYvFs53E2iAMX1avpiUTAWFL3RrHBcToHGQ9YW+kA6U/sXVnzOAGOOqEBNsdatkmG3J TwBeJo5tcqG5ikWUZxF2QsxdT2Nqur4eQ79EI8eOE5Fy2+A6sRyt+cp/FPPjYfb1pdAZbEfHdoeG 9eqJyA9TFCv6xIZs7P6lHqGwQGsEUl7WNtHljdk2qHcYFqvN7qcTztaz52JFKi+ENWkj4MGGXAMs aAaoVsslqzgAwY1TzSQdkdy1hFuLPG1sMcpLOFpkW+5gqEJCMk4JZfR1iLJy5nnJw93VH2d4FXHu YZ5K449h2NC4gLNIg0GasyEj27/EUtL+5ksvo6H5F60Gkr5B2JzGRgAOaLXoA2rqcYD+IWsH+uU9 26+y5gx52jHmxvI73m75p0lYVCYe/LRpduRZKirvYnITAx7EljyNx0dpGPv0geCokcfQdFoCejO9 L5IQzCo3tYTO5v3lbvXv2a5wXjazRbGr788fQ+jNvPbeSm61B9YSVHBJY50ipdXqfLheBn8nYmQ9 ve7AR4nF0pkOKQcYaaYB6YeogbL553QAyAjMCNFj1yh3L0tzo3fcO4suogoHAlhKVwTqQ2oSGClL ti6lBV76neuKRuDS1HG73ewOda/UaDeGabmfU/uG+winaH/pPGYEzlhlIC6KJ5pNtFbftEGqMeUc 0EHo7Gv7O82rKfkft+7knjayzaGmzFP8mO0dsd4fdseVzvPtAW6B4z3sZus99nPA7RbOAo663OKP dZb8H6P1cPYCcG7m+HGfgb0vhXyx+fcaBd1ZbbAy4bzZFf86LiGqcsSN+/ak82J9ADwQQmT9N2dX vOiqLMGMkYytonNpiho73YGkbVj91k2pxVWibKnt5WRDgIhgoq4L1ACz+zPWrcSqgvJ1n5BFYvLH Z0T/tPgEHKDb9ALdA0etCzRogOxRCSxLRxYmJ9iKEGvxWCJYoC1U5xpqscmFisRgfClDi2HDBXIE Z+vHltQ/bMpWLQDSsEM71fw6d1ONM1sBpmRgKLE01bXqRnpvXEpasZmU1Fr3Wu9b2j+rOKSTX4N2 FfPkv5o1Pr2jOI2d+ctm/r22T2N41hqexYMplqwx6wGOeiyTYQ5NOg4AbxnGCIsOG5ivcA7fCme2 WCzR0AMa17PuP9TtR3ex2uZE5KYJjV/waluF81q0PAYvxUaWEpimgrfjNIo1dMwQBBa5H0DQzOht jVnqDjxJ48KE97OgXRswMGY3235bzvcNyTh5zTbtnGFSvVwOXJEDmE0DiAcjT7BGnAZyrLC8TSsI B+TBPZpJzMV8nugJmHva2a4Xsl7m1zB4JYDTyMXAlkZLZlyO6AGQeSp8msFltwFn7Qp0yZLW+rVt ZxMwarGtqJxZzAHmEEpwQ7OjTDKEPMpouhc3APipWSffvLhxKaaxPVWJJua7zX7zdHAGP7fF7v3I eT4W+wMlFb/q2kCwfVukMhhjoNoOZc2FaqVUm+MOPNTijLorW0jRa6LHRNCTdJ5eyDDMqByceTAB AcKhwBQrtSxBNaO2q/0zOaBBMM4aops3Sj+jcOQarPpy+9Y5p/xaEQZbvWyeoVltXGp6imzGwYSA KmzDulQDg3cAf+ablW0cSTeYdRL/7u+KYj+fgY1+3OzEo22SX3XVfZcfwoltgg5NEx+PsxfYmnXv JL0mp9IFH9IRhwkmfX7Y5qSoZ4j1l665ZvhDdP5+wi2gfZK6tmKYfuZFy7rF5MTjsHNUDBfmsEtK 3zu0ulsBV4ZZ1zSRQUBADvDOjSdIlRMt4zXsQG4S3Lqu1+Q8DGl80py75UVdZnn2w7qog60Xu81y Ud8eIKpECjotfOpe8xqMtjZRG+qZ2vMYI5T5cv1MoTGV0gCQGFUN0rEMCRi4pRYgLAZSBSK0YWZd N4Sfo1aZrZa/0q8waMfZTKKUuQkwAub+Gq58xALhYUnfVyanTecP+AStOPTRGdFcWh6NISbQbwxs rghmgLA4mcbWzBv0AActLNGIdwFQCEPLrU+zfHZh9GMmU/piMXby1V1uyR0Zso3qYw7fQgOAlACI aZHN7czm35q5Bl8RicGTlza9jRnYF8fFRmdXievGEq5tO5rmDkTgJZy+G/1szSKO+A/BhpMB6e6q ZlgxQkXRgflTbnlKFVmeZ0F87EqP5ktD6A0oKObH3fLwk0K1Q24JoRV3M5RIgKxcaUucgj21PD0q +5LlUV3LOL0y0nKq6zjn10SNGmu7my1xiQVc7BMCF7r5z1ZaujoKqz0dCFT48AqRHqZm3v2crWbv MEGzXa7f7WdPBcyzXLxbrg/FM/Lu3dft06vGuzMImBfFGu1lxdZ6Rn+5hthw9rL8z+l9/FljRVoW i8sCWE2ZsT4XGd6ct2+xGafO+JLL2reZmW5vqfUujjjRGXC0RaimBWjYZEeZg+XX3QzW3G2Oh+W6 qdYx6xjLltv2ReRh5hkTDiJtFugST9gepoMquxAx2qjX9IseHJdeX3mCrg4hWaRZbp32ln5CA5R7 +o0TUKwE+qVOIHp6IevB6UdQJnNze4NvV3zMc5O9Jl9AfuiZIRzNWSxMppwWw+Qxtz+HTfEVqmX1 UrQ6gtJUsvl3Uz/VrdsdKOR3nZ9ZrIr9c7dW5poHCuCP++adSakZD5+sPR4zwdOHu3MdmiuFhbDO DLVCmpqGPRmAnPIkwS8oyINZN1v/UOa9fmMPnmz+fa+7zssPaChjbeoVIvJp4M0j/X4kxDSdfjtF KJifwHb19ysP11c3d82rivVDAOvDXqze6hWYsiUYcX9gbhHooIcLMWdkcxmNTuaTGhlZElNm2/pl /sVijy8TF47H2fBUbaSxw19lfqMSV8qkV3w9Pj+jmazVBrrXZAENWU+1X6y0akgXl/mtsYZ5elQ3 j6a9Xaeu+6XzvE2LDBIPYSCPlA2jmpmx44UiKk4jx5HljjQZLlHJyIaVzSqy90+QDyuaKA8PwU8A N909/olySUi1A85Q02n51J94mF4cfFFHn1rzjS5pRPmtFHps4kjl45ghA8E4OcAKpphmvRH9gKPp 0avL7Bxw0CrRlaVm6O/IzXb/zgkA+xy3RvAHs/Vzy0UDxER4IVthD0XHgCrj1ed2hohZc5ml0FxL hPj6ZUIWwy7NKyAL25CYDzJwHilTNOPHj5dz0rqua1azRIyXeNH6zKipNZ3vjOz3gFwYch63BN5g JMwzVnr+Zg/gU9cR3jmr46H4UcAPxWH+4cOHt5WH07Gonruvfev54Xo9phldjkj1HAijL2kIkT5t yzV+IXOxtj4em074dcM4ZintDEzfZKxscZDpoHdtNz5VJ+QLopYT7rAUCXE6kMAUq9VWcFSd4CKI +R9usvv1Qf3ytB/E96xZpDj3wAhdqASW5s6Yy8vWEv6HyLsn1flLQiP/5Ru0xewwc9DNzDvfJ5R8 FRYGlX7hF3R1ydzrDIWwVSi0Q4ggeEsZov8kI/IoDZW2HKm9qpsAeyP8dLebisAPEklHiR8y4vd2 doHBHr+UKt0Jr95K5Y+KQt21DybtNgcsowFCSQcCnWwjrG2xHr59X4qFcevVoObNcUUzi7MkoMvg 5TEaA+u4Py32+J2ptsfu5s9iN3suGmmLrOVLq5RJKUsIzWUCPvef3P7izQTNZJ9Touv0Fn3o1j8n OD1oZRE0l88F4sYXw9ifvlz8EDc0soFXYK28AWqw2puLbOqE9SaG+i81lU7J+z8AAA== --===============8467162161048784077==--