forked to background, child pid 3172
[   12.333562][ T3173] 8021q: adding VLAN 0 to HW filter on device bond0
[   12.336937][ T3173] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: [   12.442441][ T3257] ssh-keygen (3257) used greatest stack depth: 10864 bytes left
OK

syzkaller
syzkaller login: [   69.868793][ T1038] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.0.114' (ECDSA) to the list of known hosts.
executing program
executing program
[   94.221028][ T3597] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff888108d3e100 (size 128):
  comm "syz-executor481", pid 3600, jiffies 4294946055 (age 12.610s)
  hex dump (first 32 bytes):
    97 2b 7b 85 ff ff ff ff c8 70 67 04 81 88 ff ff  .+{......pg.....
    04 00 00 00 a4 01 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff814aa033>] kmemdup+0x23/0x50
    [<ffffffff841ce044>] smc_sysctl_net_init+0x34/0xe0
    [<ffffffff841a03a3>] smc_net_init+0x13/0x40
    [<ffffffff8380508e>] ops_init+0x4e/0x190
    [<ffffffff838053b1>] setup_net+0x1e1/0x3f0
    [<ffffffff83805be0>] copy_net_ns+0x1a0/0x3e0
    [<ffffffff81279c59>] create_new_namespaces+0x199/0x4f0
    [<ffffffff8127a5bb>] unshare_nsproxy_namespaces+0x9b/0x120
    [<ffffffff8123adbe>] ksys_unshare+0x2fe/0x600
    [<ffffffff8123b0d2>] __x64_sys_unshare+0x12/0x20
    [<ffffffff8452c7b5>] do_syscall_64+0x35/0xb0
    [<ffffffff84600068>] entry_SYSCALL_64_after_hwframe+0x44/0xae

BUG: memory leak
unreferenced object 0xffff888108dfdf00 (size 128):
  comm "syz-executor481", pid 3603, jiffies 4294946581 (age 7.350s)
  hex dump (first 32 bytes):
    97 2b 7b 85 ff ff ff ff c8 70 67 04 81 88 ff ff  .+{......pg.....
    04 00 00 00 a4 01 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff814aa033>] kmemdup+0x23/0x50
    [<ffffffff841ce044>] smc_sysctl_net_init+0x34/0xe0
    [<ffffffff841a03a3>] smc_net_init+0x13/0x40
    [<ffffffff8380508e>] ops_init+0x4e/0x190
    [<ffffffff838053b1>] setup_net+0x1e1/0x3f0
    [<ffffffff83805be0>] copy_net_ns+0x1a0/0x3e0
    [<ffffffff81279c59>] create_new_namespaces+0x199/0x4f0
    [<ffffffff8127a5bb>] unshare_nsproxy_namespaces+0x9b/0x120
    [<ffffffff8123adbe>] ksys_unshare+0x2fe/0x600
    [<ffffffff8123b0d2>] __x64_sys_unshare+0x12/0x20
    [<ffffffff8452c7b5>] do_syscall_64+0x35/0xb0
    [<ffffffff84600068>] entry_SYSCALL_64_after_hwframe+0x44/0xae

[  100.422387][ T3597] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)