executing program
executing program
executing program
executing program
executing program
BUG: memory leak
unreferenced object 0xffff88810ea49200 (size 240):
  comm "softirq", pid 0, jiffies 4294953972 (age 45.430s)
  hex dump (first 32 bytes):
    a0 9c 73 0f 81 88 ff ff a0 9c 73 0f 81 88 ff ff  ..s.......s.....
    00 80 78 11 81 88 ff ff 00 00 00 00 00 00 00 00  ..x.............
  backtrace:
    [<ffffffff83877f1b>] napi_skb_cache_get+0x6b/0x90 net/core/skbuff.c:179
    [<ffffffff83878026>] __alloc_skb+0x96/0x270 net/core/skbuff.c:416
    [<ffffffff8387826c>] __napi_alloc_skb+0x6c/0x170 net/core/skbuff.c:571
    [<ffffffff82a3bdcf>] napi_alloc_skb include/linux/skbuff.h:3186 [inline]
    [<ffffffff82a3bdcf>] page_to_skb+0x11f/0x700 drivers/net/virtio_net.c:496
    [<ffffffff82a3f13e>] receive_mergeable drivers/net/virtio_net.c:1119 [inline]
    [<ffffffff82a3f13e>] receive_buf+0x6ae/0x2d90 drivers/net/virtio_net.c:1258
    [<ffffffff82a41a6e>] virtnet_receive drivers/net/virtio_net.c:1553 [inline]
    [<ffffffff82a41a6e>] virtnet_poll+0x24e/0x6f0 drivers/net/virtio_net.c:1671
    [<ffffffff838aef1d>] __napi_poll+0x3d/0x290 net/core/dev.c:6511
    [<ffffffff838af74c>] napi_poll net/core/dev.c:6578 [inline]
    [<ffffffff838af74c>] net_rx_action+0x3ac/0x490 net/core/dev.c:6689
    [<ffffffff84a000ea>] __do_softirq+0xea/0x2ef kernel/softirq.c:571
    [<ffffffff81252bb6>] invoke_softirq kernel/softirq.c:445 [inline]
    [<ffffffff81252bb6>] __irq_exit_rcu+0xc6/0x110 kernel/softirq.c:650
    [<ffffffff845e8178>] common_interrupt+0xb8/0xd0 arch/x86/kernel/irq.c:240
    [<ffffffff84800c22>] asm_common_interrupt+0x22/0x40 arch/x86/include/asm/idtentry.h:640
    [<ffffffff8460225e>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
    [<ffffffff8460225e>] _raw_spin_unlock_irqrestore+0x1e/0x40 kernel/locking/spinlock.c:194
    [<ffffffff81582190>] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
    [<ffffffff81582190>] slab_post_alloc_hook mm/slab.h:730 [inline]
    [<ffffffff81582190>] slab_alloc mm/slab.c:3294 [inline]
    [<ffffffff81582190>] __kmem_cache_alloc_lru mm/slab.c:3471 [inline]
    [<ffffffff81582190>] kmem_cache_alloc+0x180/0x310 mm/slab.c:3491
    [<ffffffff815275fe>] anon_vma_alloc mm/rmap.c:93 [inline]
    [<ffffffff815275fe>] anon_vma_fork+0x8e/0x1d0 mm/rmap.c:358
    [<ffffffff812443cf>] dup_mmap kernel/fork.c:658 [inline]
    [<ffffffff812443cf>] dup_mm+0x57f/0x8e0 kernel/fork.c:1524

BUG: memory leak
unreferenced object 0xffff88810d89ea00 (size 240):
  comm "softirq", pid 0, jiffies 4294953972 (age 45.430s)
  hex dump (first 32 bytes):
    a0 3c 36 0a 81 88 ff ff a0 3c 36 0a 81 88 ff ff  .<6......<6.....
    00 80 78 11 81 88 ff ff 00 00 00 00 00 00 00 00  ..x.............
  backtrace:
    [<ffffffff83877f1b>] napi_skb_cache_get+0x6b/0x90 net/core/skbuff.c:179
    [<ffffffff83878026>] __alloc_skb+0x96/0x270 net/core/skbuff.c:416
    [<ffffffff8387826c>] __napi_alloc_skb+0x6c/0x170 net/core/skbuff.c:571
    [<ffffffff82a3bdcf>] napi_alloc_skb include/linux/skbuff.h:3186 [inline]
    [<ffffffff82a3bdcf>] page_to_skb+0x11f/0x700 drivers/net/virtio_net.c:496
    [<ffffffff82a3f13e>] receive_mergeable drivers/net/virtio_net.c:1119 [inline]
    [<ffffffff82a3f13e>] receive_buf+0x6ae/0x2d90 drivers/net/virtio_net.c:1258
    [<ffffffff82a41a6e>] virtnet_receive drivers/net/virtio_net.c:1553 [inline]
    [<ffffffff82a41a6e>] virtnet_poll+0x24e/0x6f0 drivers/net/virtio_net.c:1671
    [<ffffffff838aef1d>] __napi_poll+0x3d/0x290 net/core/dev.c:6511
    [<ffffffff838af74c>] napi_poll net/core/dev.c:6578 [inline]
    [<ffffffff838af74c>] net_rx_action+0x3ac/0x490 net/core/dev.c:6689
    [<ffffffff84a000ea>] __do_softirq+0xea/0x2ef kernel/softirq.c:571
    [<ffffffff81252bb6>] invoke_softirq kernel/softirq.c:445 [inline]
    [<ffffffff81252bb6>] __irq_exit_rcu+0xc6/0x110 kernel/softirq.c:650
    [<ffffffff845e8178>] common_interrupt+0xb8/0xd0 arch/x86/kernel/irq.c:240
    [<ffffffff84800c22>] asm_common_interrupt+0x22/0x40 arch/x86/include/asm/idtentry.h:640
    [<ffffffff8460225e>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
    [<ffffffff8460225e>] _raw_spin_unlock_irqrestore+0x1e/0x40 kernel/locking/spinlock.c:194
    [<ffffffff81582190>] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
    [<ffffffff81582190>] slab_post_alloc_hook mm/slab.h:730 [inline]
    [<ffffffff81582190>] slab_alloc mm/slab.c:3294 [inline]
    [<ffffffff81582190>] __kmem_cache_alloc_lru mm/slab.c:3471 [inline]
    [<ffffffff81582190>] kmem_cache_alloc+0x180/0x310 mm/slab.c:3491
    [<ffffffff815275fe>] anon_vma_alloc mm/rmap.c:93 [inline]
    [<ffffffff815275fe>] anon_vma_fork+0x8e/0x1d0 mm/rmap.c:358
    [<ffffffff812443cf>] dup_mmap kernel/fork.c:658 [inline]
    [<ffffffff812443cf>] dup_mm+0x57f/0x8e0 kernel/fork.c:1524

BUG: memory leak
unreferenced object 0xffff88810de4f800 (size 1024):
  comm "syz-executor339", pid 3624, jiffies 4294955052 (age 34.630s)
  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:
    [<ffffffff8387806d>] kmalloc_reserve net/core/skbuff.c:358 [inline]
    [<ffffffff8387806d>] __alloc_skb+0xdd/0x270 net/core/skbuff.c:430
    [<ffffffff8387826c>] __napi_alloc_skb+0x6c/0x170 net/core/skbuff.c:571
    [<ffffffff838fb2dc>] napi_alloc_skb include/linux/skbuff.h:3186 [inline]
    [<ffffffff838fb2dc>] napi_get_frags net/core/gro.c:678 [inline]
    [<ffffffff838fb2dc>] napi_get_frags+0x3c/0x80 net/core/gro.c:673
    [<ffffffff82a29613>] tun_napi_alloc_frags drivers/net/tun.c:1466 [inline]
    [<ffffffff82a29613>] tun_get_user+0xb53/0x1df0 drivers/net/tun.c:1826
    [<ffffffff82a2b5ad>] tun_chr_write_iter+0x6d/0x110 drivers/net/tun.c:2025
    [<ffffffff815e469d>] call_write_iter include/linux/fs.h:2187 [inline]
    [<ffffffff815e469d>] new_sync_write fs/read_write.c:491 [inline]
    [<ffffffff815e469d>] vfs_write+0x42d/0x540 fs/read_write.c:578
    [<ffffffff815e49ed>] ksys_write+0x9d/0x160 fs/read_write.c:631
    [<ffffffff845e6895>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff845e6895>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

BUG: memory leak
unreferenced object 0xffff88810dff7c00 (size 1024):
  comm "syz-executor339", pid 3631, jiffies 4294955595 (age 29.200s)
  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:
    [<ffffffff8387806d>] kmalloc_reserve net/core/skbuff.c:358 [inline]
    [<ffffffff8387806d>] __alloc_skb+0xdd/0x270 net/core/skbuff.c:430
    [<ffffffff8387826c>] __napi_alloc_skb+0x6c/0x170 net/core/skbuff.c:571
    [<ffffffff838fb2dc>] napi_alloc_skb include/linux/skbuff.h:3186 [inline]
    [<ffffffff838fb2dc>] napi_get_frags net/core/gro.c:678 [inline]
    [<ffffffff838fb2dc>] napi_get_frags+0x3c/0x80 net/core/gro.c:673
    [<ffffffff82a29613>] tun_napi_alloc_frags drivers/net/tun.c:1466 [inline]
    [<ffffffff82a29613>] tun_get_user+0xb53/0x1df0 drivers/net/tun.c:1826
    [<ffffffff82a2b5ad>] tun_chr_write_iter+0x6d/0x110 drivers/net/tun.c:2025
    [<ffffffff815e469d>] call_write_iter include/linux/fs.h:2187 [inline]
    [<ffffffff815e469d>] new_sync_write fs/read_write.c:491 [inline]
    [<ffffffff815e469d>] vfs_write+0x42d/0x540 fs/read_write.c:578
    [<ffffffff815e49ed>] ksys_write+0x9d/0x160 fs/read_write.c:631
    [<ffffffff845e6895>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff845e6895>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd