Unable to handle kernel paging request at virtual address 60006b6e5000
Mem abort info:
  ESR = 0x96000004
  Exception class = DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
Data abort info:
  ISV = 0, ISS = 0x00000004
  CM = 0, WnR = 0
user pgtable: 4k pages, 48-bit VAs, pgdp = 0000000097452947
[000060006b6e5000] pgd=0000000000000000
Internal error: Oops: 96000004 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 7345 Comm: syz-executor1 Not tainted 4.16.0-00006-g6eee13dfb529 #1
Hardware name: linux,dummy-virt (DT)
pstate: 80400005 (Nzcv daif +PAN -UAO)
pc : __percpu_add arch/arm64/include/asm/percpu.h:102 [inline]
pc : dev_put include/linux/netdevice.h:3395 [inline]
pc : in_dev_finish_destroy+0xcc/0x230 net/ipv4/devinet.c:231
lr : dev_put include/linux/netdevice.h:3395 [inline]
lr : in_dev_finish_destroy+0xa4/0x230 net/ipv4/devinet.c:231
sp : ffff800075f77ee0
x29: ffff800075f77ee0 x28: ffff80006afc41b8 
x27: ffff20000a917460 x26: ffff20000a917000 
x25: 000000000000000a x24: ffff20000a919000 
x23: ffff800075f78000 x22: ffff200009b84da8 
x21: 1ffff0000d5f8838 x20: ffff80006d8d9100 
x19: ffff80006afc4000 x18: 000000000000913b 
x17: 00000000000015d1 x16: 00000000000015d2 
x15: 0000000000000003 x14: 00000000f2000000 
x13: ffff20000a9fb560 x12: 0000000000000002 
x11: 0000000000001488 x10: 0000000000000004 
x9 : 0000000000000000 x8 : 0000000000000003 
x7 : 0000000000000000 x6 : 0000000000000000 
x5 : 0000000000000000 x4 : 1fffe4000178908c 
x3 : 1fffe4000178908c x2 : ffffffffffffffff 
x1 : 000060006b6e5000 x0 : 000060006b6e5000 
Process syz-executor1 (pid: 7345, stack limit = 0x000000009ba230ed)
Call trace:
 __percpu_add arch/arm64/include/asm/percpu.h:102 [inline]
 dev_put include/linux/netdevice.h:3395 [inline]
 in_dev_finish_destroy+0xcc/0x230 net/ipv4/devinet.c:231
 in_dev_put include/linux/inetdevice.h:248 [inline]
 in_dev_rcu_put+0x34/0x48 net/ipv4/devinet.c:287
 __rcu_reclaim kernel/rcu/rcu.h:172 [inline]
 rcu_do_batch kernel/rcu/tree.c:2674 [inline]
 invoke_rcu_callbacks kernel/rcu/tree.c:2933 [inline]
 __rcu_process_callbacks kernel/rcu/tree.c:2900 [inline]
 rcu_process_callbacks+0x350/0x988 kernel/rcu/tree.c:2917
 __do_softirq+0x318/0x734 kernel/softirq.c:285
 do_softirq_own_stack include/linux/interrupt.h:499 [inline]
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x264/0x2d0 kernel/softirq.c:405
 __handle_domain_irq+0xd8/0x1a0 kernel/irq/irqdesc.c:646
 gic_handle_irq+0x9c/0x1fc drivers/irqchip/irq-gic.c:389
 el1_irq+0xb4/0x130 arch/arm64/kernel/entry.S:602
 debug_lockdep_rcu_enabled+0x60/0xa8 kernel/rcu/update.c:300
 ___might_sleep+0x24/0x4a8 kernel/sched/core.c:6099
 inet_twsk_purge+0xac/0x4e0 net/ipv4/inet_timewait_sock.c:265
 tcpv6_net_exit_batch+0x1c/0x28 net/ipv6/tcp_ipv6.c:1992
 ops_exit_list.isra.2+0xe8/0x140 net/core/net_namespace.c:145
 setup_net+0x2d4/0x508 net/core/net_namespace.c:316
 copy_net_ns+0x148/0x3a0 net/core/net_namespace.c:426
 create_new_namespaces+0x318/0x640 kernel/nsproxy.c:107
 copy_namespaces+0x270/0x2e8 kernel/nsproxy.c:165
 copy_process.isra.6.part.7+0x18a0/0x5318 kernel/fork.c:1801
 copy_process kernel/fork.c:1611 [inline]
 _do_fork+0x178/0x9e0 kernel/fork.c:2092
 SYSC_clone kernel/fork.c:2199 [inline]
 SyS_clone+0x48/0x60 kernel/fork.c:2177
 el0_svc_naked+0x30/0x34
Code: d538d081 f9425a80 92800002 8b010000 (885f7c04) 
---[ end trace 8a522f862aac62c3 ]---