DUID 00:04:c7:bc:52:fc:07:c2:2f:22:cf:82:b1:d2:c3:2a:ec:fd
forked to background, child pid 3180
[   11.682641][ T3181] 8021q: adding VLAN 0 to HW filter on device bond0
[   11.685616][ T3181] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK

syzkaller
syzkaller login: [   69.860492][   T25] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.1.37' (ECDSA) to the list of known hosts.
executing program
[  141.688105][ T3613] kmemleak: 8 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
[  141.721048][ T3614] syz-executor388 uses obsolete (PF_INET,SOCK_PACKET)
executing program
executing program
executing program
executing program
[  168.658890][ T3613] kmemleak: 3 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff88810e604800 (size 2048):
  comm "syz-executor388", pid 3719, jiffies 4294951967 (age 23.760s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 07 40 00 00 00 00 00 00 00 00 00 00 00 00  ...@............
  backtrace:
    [<ffffffff8386ccad>] sk_prot_alloc+0xcd/0x1b0
    [<ffffffff8386ed92>] sk_alloc+0x32/0x2e0
    [<ffffffff82a20b76>] tun_chr_open+0x36/0x170
    [<ffffffff8267d09f>] misc_open+0x19f/0x1f0
    [<ffffffff815ece6d>] chrdev_open+0x10d/0x340
    [<ffffffff815db9c6>] do_dentry_open+0x1e6/0x750
    [<ffffffff81602296>] path_openat+0x1756/0x1be0
    [<ffffffff81604fc1>] do_filp_open+0xc1/0x1b0
    [<ffffffff815df3cd>] do_sys_openat2+0xed/0x260
    [<ffffffff815dfe1f>] __x64_sys_openat+0x7f/0xe0
    [<ffffffff845e56f5>] do_syscall_64+0x35/0xb0
    [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

BUG: memory leak
unreferenced object 0xffff88810e607840 (size 32):
  comm "syz-executor388", pid 3719, jiffies 4294951967 (age 23.760s)
  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:
    [<ffffffff822645f3>] apparmor_sk_alloc_security+0x53/0xd0
    [<ffffffff82229cc1>] security_sk_alloc+0x31/0x70
    [<ffffffff8386ccc8>] sk_prot_alloc+0xe8/0x1b0
    [<ffffffff8386ed92>] sk_alloc+0x32/0x2e0
    [<ffffffff82a20b76>] tun_chr_open+0x36/0x170
    [<ffffffff8267d09f>] misc_open+0x19f/0x1f0
    [<ffffffff815ece6d>] chrdev_open+0x10d/0x340
    [<ffffffff815db9c6>] do_dentry_open+0x1e6/0x750
    [<ffffffff81602296>] path_openat+0x1756/0x1be0
    [<ffffffff81604fc1>] do_filp_open+0xc1/0x1b0
    [<ffffffff815df3cd>] do_sys_openat2+0xed/0x260
    [<ffffffff815dfe1f>] __x64_sys_openat+0x7f/0xe0
    [<ffffffff845e56f5>] do_syscall_64+0x35/0xb0
    [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

BUG: memory leak
unreferenced object 0xffff88810e21f600 (size 240):
  comm "syz-executor388", pid 3719, jiffies 4294951968 (age 23.750s)
  hex dump (first 32 bytes):
    68 49 60 0e 81 88 ff ff 68 49 60 0e 81 88 ff ff  hI`.....hI`.....
    00 40 ea 0a 81 88 ff ff 00 48 60 0e 81 88 ff ff  .@.......H`.....
  backtrace:
    [<ffffffff83877d69>] __alloc_skb+0x1f9/0x270
    [<ffffffff8387e76a>] alloc_skb_with_frags+0x6a/0x340
    [<ffffffff8387129f>] sock_alloc_send_pskb+0x39f/0x3d0
    [<ffffffff82a289b7>] tun_get_user+0x577/0x1df0
    [<ffffffff82a2af2d>] tun_chr_write_iter+0x6d/0x110
    [<ffffffff815e418d>] vfs_write+0x42d/0x540
    [<ffffffff815e44dd>] ksys_write+0x9d/0x160
    [<ffffffff845e56f5>] do_syscall_64+0x35/0xb0
    [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd