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i192mr14555228ioa.33.1565445486039; Sat, 10 Aug 2019 06:58:06 -0700 (PDT) Date: Sat, 10 Aug 2019 06:58:06 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000001c9515058fc3ae44@google.com> Subject: memory leak in blkdev_direct_IO From: syzbot To: akpm@linux-foundation.org, baijiaju1990@gmail.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, mhocko@suse.com, rientjes@google.com, rppt@linux.ibm.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hello, syzbot found the following crash on: HEAD commit: 0eb0ce0a Merge tag 'spi-fix-v5.3-rc3' of git://git.kernel... git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=10cc073a600000 kernel config: https://syzkaller.appspot.com/x/.config?x=39113f5c48aea971 dashboard link: https://syzkaller.appspot.com/bug?extid=c6eabdef44048c808a74 compiler: gcc (GCC) 9.0.0 20181231 (experimental) syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14561df6600000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14ee029a600000 IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+c6eabdef44048c808a74@syzkaller.appspotmail.com BUG: memory leak unreferenced object 0xffff888110e63300 (size 256): comm "syz-executor817", pid 7066, jiffies 4294944591 (age 29.380s) hex dump (first 32 bytes): 80 77 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .wM............. 02 00 00 00 1b 51 49 ad 00 00 00 00 00 00 00 00 .....QI......... backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110c60f00 (size 256): comm "syz-executor817", pid 7076, jiffies 4294944620 (age 29.090s) hex dump (first 32 bytes): 40 7b 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 @{M............. 02 00 00 00 fb ff ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888111d24800 (size 256): comm "syz-executor817", pid 7084, jiffies 4294944640 (age 28.900s) hex dump (first 32 bytes): c0 73 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .sM............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110e63200 (size 256): comm "syz-executor817", pid 7085, jiffies 4294944644 (age 28.860s) hex dump (first 32 bytes): 80 4a 8c 10 81 88 ff ff 00 00 00 01 00 00 00 00 .J.............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110e63300 (size 256): comm "syz-executor817", pid 7066, jiffies 4294944591 (age 29.460s) hex dump (first 32 bytes): 80 77 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .wM............. 02 00 00 00 1b 51 49 ad 00 00 00 00 00 00 00 00 .....QI......... backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110c60f00 (size 256): comm "syz-executor817", pid 7076, jiffies 4294944620 (age 29.170s) hex dump (first 32 bytes): 40 7b 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 @{M............. 02 00 00 00 fb ff ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888111d24800 (size 256): comm "syz-executor817", pid 7084, jiffies 4294944640 (age 28.970s) hex dump (first 32 bytes): c0 73 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .sM............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110e63200 (size 256): comm "syz-executor817", pid 7085, jiffies 4294944644 (age 28.930s) hex dump (first 32 bytes): 80 4a 8c 10 81 88 ff ff 00 00 00 01 00 00 00 00 .J.............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110e63300 (size 256): comm "syz-executor817", pid 7066, jiffies 4294944591 (age 29.530s) hex dump (first 32 bytes): 80 77 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .wM............. 02 00 00 00 1b 51 49 ad 00 00 00 00 00 00 00 00 .....QI......... backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110c60f00 (size 256): comm "syz-executor817", pid 7076, jiffies 4294944620 (age 29.240s) hex dump (first 32 bytes): 40 7b 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 @{M............. 02 00 00 00 fb ff ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888111d24800 (size 256): comm "syz-executor817", pid 7084, jiffies 4294944640 (age 29.040s) hex dump (first 32 bytes): c0 73 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .sM............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110e63200 (size 256): comm "syz-executor817", pid 7085, jiffies 4294944644 (age 29.000s) hex dump (first 32 bytes): 80 4a 8c 10 81 88 ff ff 00 00 00 01 00 00 00 00 .J.............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110e63300 (size 256): comm "syz-executor817", pid 7066, jiffies 4294944591 (age 29.600s) hex dump (first 32 bytes): 80 77 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .wM............. 02 00 00 00 1b 51 49 ad 00 00 00 00 00 00 00 00 .....QI......... backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110c60f00 (size 256): comm "syz-executor817", pid 7076, jiffies 4294944620 (age 29.310s) hex dump (first 32 bytes): 40 7b 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 @{M............. 02 00 00 00 fb ff ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888111d24800 (size 256): comm "syz-executor817", pid 7084, jiffies 4294944640 (age 29.110s) hex dump (first 32 bytes): c0 73 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .sM............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110e63200 (size 256): comm "syz-executor817", pid 7085, jiffies 4294944644 (age 29.070s) hex dump (first 32 bytes): 80 4a 8c 10 81 88 ff ff 00 00 00 01 00 00 00 00 .J.............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110e63300 (size 256): comm "syz-executor817", pid 7066, jiffies 4294944591 (age 29.670s) hex dump (first 32 bytes): 80 77 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .wM............. 02 00 00 00 1b 51 49 ad 00 00 00 00 00 00 00 00 .....QI......... backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110c60f00 (size 256): comm "syz-executor817", pid 7076, jiffies 4294944620 (age 29.380s) hex dump (first 32 bytes): 40 7b 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 @{M............. 02 00 00 00 fb ff ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888111d24800 (size 256): comm "syz-executor817", pid 7084, jiffies 4294944640 (age 29.180s) hex dump (first 32 bytes): c0 73 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .sM............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110e63200 (size 256): comm "syz-executor817", pid 7085, jiffies 4294944644 (age 29.140s) hex dump (first 32 bytes): 80 4a 8c 10 81 88 ff ff 00 00 00 01 00 00 00 00 .J.............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110e63300 (size 256): comm "syz-executor817", pid 7066, jiffies 4294944591 (age 29.740s) hex dump (first 32 bytes): 80 77 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .wM............. 02 00 00 00 1b 51 49 ad 00 00 00 00 00 00 00 00 .....QI......... backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110c60f00 (size 256): comm "syz-executor817", pid 7076, jiffies 4294944620 (age 29.450s) hex dump (first 32 bytes): 40 7b 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 @{M............. 02 00 00 00 fb ff ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888111d24800 (size 256): comm "syz-executor817", pid 7084, jiffies 4294944640 (age 29.260s) hex dump (first 32 bytes): c0 73 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .sM............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110e63200 (size 256): comm "syz-executor817", pid 7085, jiffies 4294944644 (age 29.220s) hex dump (first 32 bytes): 80 4a 8c 10 81 88 ff ff 00 00 00 01 00 00 00 00 .J.............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110e63300 (size 256): comm "syz-executor817", pid 7066, jiffies 4294944591 (age 29.820s) hex dump (first 32 bytes): 80 77 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .wM............. 02 00 00 00 1b 51 49 ad 00 00 00 00 00 00 00 00 .....QI......... backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110c60f00 (size 256): comm "syz-executor817", pid 7076, jiffies 4294944620 (age 29.530s) hex dump (first 32 bytes): 40 7b 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 @{M............. 02 00 00 00 fb ff ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888111d24800 (size 256): comm "syz-executor817", pid 7084, jiffies 4294944640 (age 29.330s) hex dump (first 32 bytes): c0 73 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .sM............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110e63200 (size 256): comm "syz-executor817", pid 7085, jiffies 4294944644 (age 29.290s) hex dump (first 32 bytes): 80 4a 8c 10 81 88 ff ff 00 00 00 01 00 00 00 00 .J.............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110e63300 (size 256): comm "syz-executor817", pid 7066, jiffies 4294944591 (age 29.890s) hex dump (first 32 bytes): 80 77 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .wM............. 02 00 00 00 1b 51 49 ad 00 00 00 00 00 00 00 00 .....QI......... backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110c60f00 (size 256): comm "syz-executor817", pid 7076, jiffies 4294944620 (age 29.600s) hex dump (first 32 bytes): 40 7b 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 @{M............. 02 00 00 00 fb ff ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888111d24800 (size 256): comm "syz-executor817", pid 7084, jiffies 4294944640 (age 29.400s) hex dump (first 32 bytes): c0 73 4d 15 81 88 ff ff 00 00 00 01 00 00 00 00 .sM............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888110e63200 (size 256): comm "syz-executor817", pid 7085, jiffies 4294944644 (age 29.360s) hex dump (first 32 bytes): 80 4a 8c 10 81 88 ff ff 00 00 00 01 00 00 00 00 .J.............. 02 00 00 00 83 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000206002d6>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000206002d6>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000206002d6>] slab_alloc mm/slab.c:3319 [inline] [<00000000206002d6>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000057b30867>] mempool_alloc_slab+0x1e/0x30 mm/mempool.c:513 [<00000000d1a36e4f>] mempool_alloc+0x64/0x1b0 mm/mempool.c:393 [<000000003b11a2ab>] bio_alloc_bioset+0x180/0x2c0 block/bio.c:477 [<0000000027ae1ad1>] __blkdev_direct_IO fs/block_dev.c:363 [inline] [<0000000027ae1ad1>] blkdev_direct_IO+0x148/0x730 fs/block_dev.c:519 [<000000002a9323a7>] generic_file_read_iter+0xe9/0xff0 mm/filemap.c:2323 [<000000006b5d1606>] blkdev_read_iter+0x55/0x80 fs/block_dev.c:2047 [<000000006a628b40>] call_read_iter include/linux/fs.h:1864 [inline] [<000000006a628b40>] aio_read+0xe1/0x180 fs/aio.c:1543 [<000000002a2e309e>] __io_submit_one fs/aio.c:1813 [inline] [<000000002a2e309e>] io_submit_one+0x5bb/0xe50 fs/aio.c:1862 [<00000000104bc919>] __do_sys_io_submit fs/aio.c:1921 [inline] [<00000000104bc919>] __se_sys_io_submit fs/aio.c:1891 [inline] [<00000000104bc919>] __x64_sys_io_submit+0xac/0x1e0 fs/aio.c:1891 [<0000000012cff7e6>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<00000000ee90ac70>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 --- This bug is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this bug report. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. syzbot can test patches for this bug, for details see: https://goo.gl/tpsmEJ#testing-patches