2019/08/24 12:58:02 executed programs: 19
2019/08/24 12:58:08 executed programs: 29
2019/08/24 12:58:14 executed programs: 49
BUG: memory leak
unreferenced object 0xffff888112d3b100 (size 224):
  comm "syz-executor.3", pid 7303, jiffies 4294951649 (age 14.610s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<0000000053334b5a>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<0000000053334b5a>] slab_post_alloc_hook mm/slab.h:522 [inline]
    [<0000000053334b5a>] slab_alloc_node mm/slab.c:3262 [inline]
    [<0000000053334b5a>] kmem_cache_alloc_node+0x163/0x2f0 mm/slab.c:3574
    [<00000000e7d0c2dd>] __alloc_skb+0x6e/0x210 net/core/skbuff.c:197
    [<00000000ebcf760e>] alloc_skb include/linux/skbuff.h:1055 [inline]
    [<00000000ebcf760e>] ppp_write+0x48/0x120 drivers/net/ppp/ppp_generic.c:502
    [<00000000439944dd>] __vfs_write+0x43/0xa0 fs/read_write.c:494
    [<00000000deb9100e>] vfs_write fs/read_write.c:558 [inline]
    [<00000000deb9100e>] vfs_write+0xee/0x210 fs/read_write.c:542
    [<0000000091bec0c1>] ksys_write+0x7c/0x130 fs/read_write.c:611
    [<000000008b44e74c>] __do_sys_write fs/read_write.c:623 [inline]
    [<000000008b44e74c>] __se_sys_write fs/read_write.c:620 [inline]
    [<000000008b44e74c>] __x64_sys_write+0x1e/0x30 fs/read_write.c:620
    [<00000000816ff66d>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296
    [<000000007ed43107>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff8881075ff800 (size 512):
  comm "syz-executor.3", pid 7303, jiffies 4294951649 (age 14.610s)
  hex dump (first 32 bytes):
    72 65 6d 6f 76 65 40 2f 64 65 76 69 63 65 73 2f  remove@/devices/
    76 69 72 74 75 61 6c 2f 6e 65 74 2f 70 70 70 30  virtual/net/ppp0
  backtrace:
    [<0000000055bd2724>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<0000000055bd2724>] slab_post_alloc_hook mm/slab.h:522 [inline]
    [<0000000055bd2724>] slab_alloc_node mm/slab.c:3262 [inline]
    [<0000000055bd2724>] kmem_cache_alloc_node_trace+0x161/0x2f0 mm/slab.c:3592
    [<00000000b7285b85>] __do_kmalloc_node mm/slab.c:3614 [inline]
    [<00000000b7285b85>] __kmalloc_node_track_caller+0x38/0x50 mm/slab.c:3629
    [<00000000a6d183d6>] __kmalloc_reserve.isra.0+0x40/0xb0 net/core/skbuff.c:141
    [<000000002e87537d>] __alloc_skb+0xa0/0x210 net/core/skbuff.c:209
    [<00000000ebcf760e>] alloc_skb include/linux/skbuff.h:1055 [inline]
    [<00000000ebcf760e>] ppp_write+0x48/0x120 drivers/net/ppp/ppp_generic.c:502
    [<00000000439944dd>] __vfs_write+0x43/0xa0 fs/read_write.c:494
    [<00000000deb9100e>] vfs_write fs/read_write.c:558 [inline]
    [<00000000deb9100e>] vfs_write+0xee/0x210 fs/read_write.c:542
    [<0000000091bec0c1>] ksys_write+0x7c/0x130 fs/read_write.c:611
    [<000000008b44e74c>] __do_sys_write fs/read_write.c:623 [inline]
    [<000000008b44e74c>] __se_sys_write fs/read_write.c:620 [inline]
    [<000000008b44e74c>] __x64_sys_write+0x1e/0x30 fs/read_write.c:620
    [<00000000816ff66d>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296
    [<000000007ed43107>] entry_SYSCALL_64_after_hwframe+0x44/0xa9