executing program
BUG: memory leak
unreferenced object 0xffff88810eb93300 (size 240):
  comm "softirq", pid 0, jiffies 4294945630 (age 19.620s)
  hex dump (first 32 bytes):
    a0 5c 6c 0a 81 88 ff ff a0 5c 6c 0a 81 88 ff ff  .\l......\l.....
    00 c0 a5 05 81 88 ff ff 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff83877b5b>] napi_skb_cache_get+0x6b/0x90 net/core/skbuff.c:179
    [<ffffffff83877c66>] __alloc_skb+0x96/0x270 net/core/skbuff.c:416
    [<ffffffff83877eac>] __napi_alloc_skb+0x6c/0x170 net/core/skbuff.c:571
    [<ffffffff82a3b78f>] napi_alloc_skb include/linux/skbuff.h:3186 [inline]
    [<ffffffff82a3b78f>] page_to_skb+0x11f/0x700 drivers/net/virtio_net.c:496
    [<ffffffff82a3eafe>] receive_mergeable drivers/net/virtio_net.c:1119 [inline]
    [<ffffffff82a3eafe>] receive_buf+0x6ae/0x2d90 drivers/net/virtio_net.c:1258
    [<ffffffff82a4142e>] virtnet_receive drivers/net/virtio_net.c:1553 [inline]
    [<ffffffff82a4142e>] virtnet_poll+0x24e/0x6f0 drivers/net/virtio_net.c:1671
    [<ffffffff838aeb5d>] __napi_poll+0x3d/0x290 net/core/dev.c:6511
    [<ffffffff838af38c>] napi_poll net/core/dev.c:6578 [inline]
    [<ffffffff838af38c>] 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
    [<ffffffff845e6f31>] common_interrupt+0x61/0xd0 arch/x86/kernel/irq.c:240
    [<ffffffff84800c22>] asm_common_interrupt+0x22/0x40 arch/x86/include/asm/idtentry.h:640

BUG: memory leak
unreferenced object 0xffff88810ea71300 (size 240):
  comm "softirq", pid 0, jiffies 4294945648 (age 19.440s)
  hex dump (first 32 bytes):
    a0 94 7b 0a 81 88 ff ff a0 94 7b 0a 81 88 ff ff  ..{.......{.....
    00 c0 23 0d 81 88 ff ff 00 00 00 00 00 00 00 00  ..#.............
  backtrace:
    [<ffffffff83877dc9>] __alloc_skb+0x1f9/0x270 net/core/skbuff.c:418
    [<ffffffff83be354a>] alloc_skb include/linux/skbuff.h:1257 [inline]
    [<ffffffff83be354a>] __tcp_send_ack.part.0+0x3a/0x1d0 net/ipv4/tcp_output.c:3955
    [<ffffffff83be8422>] __tcp_send_ack net/ipv4/tcp_output.c:3987 [inline]
    [<ffffffff83be8422>] tcp_send_ack+0x32/0x40 net/ipv4/tcp_output.c:3987
    [<ffffffff83be9678>] tcp_delack_timer_handler+0xe8/0x150 net/ipv4/tcp_timer.c:316
    [<ffffffff83be9730>] tcp_delack_timer+0x50/0x1c0 net/ipv4/tcp_timer.c:339
    [<ffffffff8130f903>] call_timer_fn+0x33/0x1f0 kernel/time/timer.c:1474
    [<ffffffff8130fdd1>] expire_timers kernel/time/timer.c:1519 [inline]
    [<ffffffff8130fdd1>] __run_timers.part.0+0x311/0x420 kernel/time/timer.c:1790
    [<ffffffff8130ff24>] __run_timers kernel/time/timer.c:1768 [inline]
    [<ffffffff8130ff24>] run_timer_softirq+0x44/0x90 kernel/time/timer.c:1803
    [<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
    [<ffffffff845ea492>] sysvec_apic_timer_interrupt+0xa2/0xd0 arch/x86/kernel/apic/apic.c:1106
    [<ffffffff84800cc6>] asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649
    [<ffffffff84600870>] native_safe_halt arch/x86/include/asm/irqflags.h:51 [inline]
    [<ffffffff84600870>] arch_safe_halt arch/x86/include/asm/irqflags.h:89 [inline]
    [<ffffffff84600870>] acpi_safe_halt drivers/acpi/processor_idle.c:112 [inline]
    [<ffffffff84600870>] acpi_idle_do_entry+0xc0/0xd0 drivers/acpi/processor_idle.c:555
    [<ffffffff84600d80>] acpi_idle_enter+0x150/0x230 drivers/acpi/processor_idle.c:692
    [<ffffffff8345d0c4>] cpuidle_enter_state+0xc4/0x740 drivers/cpuidle/cpuidle.c:239
    [<ffffffff8345d799>] cpuidle_enter+0x29/0x40 drivers/cpuidle/cpuidle.c:356

BUG: memory leak
unreferenced object 0xffff888105e59400 (size 1024):
  comm "syz-executor257", pid 3607, jiffies 4294946351 (age 12.410s)
  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:
    [<ffffffff83877cad>] kmalloc_reserve net/core/skbuff.c:358 [inline]
    [<ffffffff83877cad>] __alloc_skb+0xdd/0x270 net/core/skbuff.c:430
    [<ffffffff83877eac>] __napi_alloc_skb+0x6c/0x170 net/core/skbuff.c:571
    [<ffffffff838faf1c>] napi_alloc_skb include/linux/skbuff.h:3186 [inline]
    [<ffffffff838faf1c>] napi_get_frags net/core/gro.c:678 [inline]
    [<ffffffff838faf1c>] napi_get_frags+0x3c/0x80 net/core/gro.c:673
    [<ffffffff82a28fd3>] tun_napi_alloc_frags drivers/net/tun.c:1466 [inline]
    [<ffffffff82a28fd3>] tun_get_user+0xb53/0x1df0 drivers/net/tun.c:1826
    [<ffffffff82a2af6d>] tun_chr_write_iter+0x6d/0x110 drivers/net/tun.c:2025
    [<ffffffff815e41cd>] call_write_iter include/linux/fs.h:2187 [inline]
    [<ffffffff815e41cd>] new_sync_write fs/read_write.c:491 [inline]
    [<ffffffff815e41cd>] vfs_write+0x42d/0x540 fs/read_write.c:578
    [<ffffffff815e451d>] ksys_write+0x9d/0x160 fs/read_write.c:631
    [<ffffffff845e56a5>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff845e56a5>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd