2019/08/24 22:40:33 executed programs: 1
2019/08/24 22:40:39 executed programs: 3
2019/08/24 22:40:45 executed programs: 5
BUG: memory leak
unreferenced object 0xffff8881203c9800 (size 2048):
  comm "syz-executor.0", pid 6834, jiffies 4294942928 (age 19.410s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    20 00 00 00 90 00 00 00 00 00 00 00 00 00 00 00   ...............
  backtrace:
    [<00000000d1e9986a>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000d1e9986a>] slab_post_alloc_hook mm/slab.h:522 [inline]
    [<00000000d1e9986a>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000d1e9986a>] __do_kmalloc mm/slab.c:3653 [inline]
    [<00000000d1e9986a>] __kmalloc+0x169/0x300 mm/slab.c:3664
    [<00000000f64530de>] kmalloc include/linux/slab.h:557 [inline]
    [<00000000f64530de>] bio_alloc_bioset+0x1b8/0x2c0 block/bio.c:440
    [<00000000468a6bdb>] bio_kmalloc include/linux/bio.h:405 [inline]
    [<00000000468a6bdb>] bio_copy_user_iov+0x112/0x4b0 block/bio.c:1263
    [<00000000d2387449>] __blk_rq_map_user_iov block/blk-map.c:73 [inline]
    [<00000000d2387449>] blk_rq_map_user_iov+0xc6/0x2b0 block/blk-map.c:142
    [<00000000cfe77aa0>] blk_rq_map_user+0x71/0xb0 block/blk-map.c:172
    [<000000004b1fb189>] sg_start_req drivers/scsi/sg.c:1813 [inline]
    [<000000004b1fb189>] sg_common_write.isra.0+0x619/0xa10 drivers/scsi/sg.c:809
    [<00000000607c0e78>] sg_write.part.0+0x325/0x570 drivers/scsi/sg.c:709
    [<0000000015a3a698>] sg_write+0x44/0x64 drivers/scsi/sg.c:617
    [<00000000453651a8>] do_loop_readv_writev fs/read_write.c:717 [inline]
    [<00000000453651a8>] do_loop_readv_writev fs/read_write.c:701 [inline]
    [<00000000453651a8>] do_iter_write fs/read_write.c:972 [inline]
    [<00000000453651a8>] do_iter_write+0x1da/0x230 fs/read_write.c:951
    [<000000002bb81fe7>] vfs_writev+0xcb/0x130 fs/read_write.c:1015
    [<000000000673c85c>] do_writev+0x89/0x180 fs/read_write.c:1058
    [<00000000d345449f>] __do_sys_writev fs/read_write.c:1131 [inline]
    [<00000000d345449f>] __se_sys_writev fs/read_write.c:1128 [inline]
    [<00000000d345449f>] __x64_sys_writev+0x20/0x30 fs/read_write.c:1128
    [<0000000059e22d34>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296
    [<00000000ebe1cdae>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888113d3b800 (size 2048):
  comm "syz-executor.0", pid 6837, jiffies 4294943539 (age 13.300s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    20 00 00 00 90 00 00 00 00 00 00 00 00 00 00 00   ...............
  backtrace:
    [<00000000d1e9986a>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000d1e9986a>] slab_post_alloc_hook mm/slab.h:522 [inline]
    [<00000000d1e9986a>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000d1e9986a>] __do_kmalloc mm/slab.c:3653 [inline]
    [<00000000d1e9986a>] __kmalloc+0x169/0x300 mm/slab.c:3664
    [<00000000f64530de>] kmalloc include/linux/slab.h:557 [inline]
    [<00000000f64530de>] bio_alloc_bioset+0x1b8/0x2c0 block/bio.c:440
    [<00000000468a6bdb>] bio_kmalloc include/linux/bio.h:405 [inline]
    [<00000000468a6bdb>] bio_copy_user_iov+0x112/0x4b0 block/bio.c:1263
    [<00000000d2387449>] __blk_rq_map_user_iov block/blk-map.c:73 [inline]
    [<00000000d2387449>] blk_rq_map_user_iov+0xc6/0x2b0 block/blk-map.c:142
    [<00000000cfe77aa0>] blk_rq_map_user+0x71/0xb0 block/blk-map.c:172
    [<000000004b1fb189>] sg_start_req drivers/scsi/sg.c:1813 [inline]
    [<000000004b1fb189>] sg_common_write.isra.0+0x619/0xa10 drivers/scsi/sg.c:809
    [<00000000607c0e78>] sg_write.part.0+0x325/0x570 drivers/scsi/sg.c:709
    [<0000000015a3a698>] sg_write+0x44/0x64 drivers/scsi/sg.c:617
    [<00000000453651a8>] do_loop_readv_writev fs/read_write.c:717 [inline]
    [<00000000453651a8>] do_loop_readv_writev fs/read_write.c:701 [inline]
    [<00000000453651a8>] do_iter_write fs/read_write.c:972 [inline]
    [<00000000453651a8>] do_iter_write+0x1da/0x230 fs/read_write.c:951
    [<000000002bb81fe7>] vfs_writev+0xcb/0x130 fs/read_write.c:1015
    [<000000000673c85c>] do_writev+0x89/0x180 fs/read_write.c:1058
    [<00000000d345449f>] __do_sys_writev fs/read_write.c:1131 [inline]
    [<00000000d345449f>] __se_sys_writev fs/read_write.c:1128 [inline]
    [<00000000d345449f>] __x64_sys_writev+0x20/0x30 fs/read_write.c:1128
    [<0000000059e22d34>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296
    [<00000000ebe1cdae>] entry_SYSCALL_64_after_hwframe+0x44/0xa9