syzbot


memory leak in blkdev_direct_IO

Status: closed as dup on 2020/06/28 16:54
Subsystems: block
[Documentation on labels]
Reported-by: syzbot+c6eabdef44048c808a74@syzkaller.appspotmail.com
First crash: 1782d, last: 1782d
Duplicate of
Title Repro Cause bisect Fix bisect Count Last Reported
memory leak in bio_clone_fast block C 1 1775d 1774d
Discussions (1)
Title Replies (including bot) Last reply
memory leak in blkdev_direct_IO 0 (1) 2019/08/10 13:58

Sample crash report:
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


Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/08/06 12:39 upstream 0eb0ce0a78e1 6affd8e8 .config console log report syz C ci-upstream-gce-leak
* Struck through repros no longer work on HEAD.