raspberry pi 2 crash

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[6543782.657375] WARNING: CPU: 0 PID: 0 at net/sched/sch_generic.c:303 dev_watchdog+0x2a4/0x2b0()
[6543782.657389] NETDEV WATCHDOG: eth0 (smsc95xx): transmit queue 0 timed out
[6543782.657401] Modules linked in: bnep bluetooth ipt_REJECT nf_reject_ipv4 xt_multiport xt_nat veth xt_conntrack ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter nf_nat nf_conntrack br_netfilter bridge stp llc overlay cfg80211 rfkill xt_TCPMSS xt_tcpmss xt_tcpudp iptable_mangle ip_tables x_tables pppoe pppox ppp_generic slhc snd_bcm2835 snd_pcm bcm2835_gpiomem bcm2835_rng snd_timer snd uio_pdrv_genirq uio ipv6
[6543782.657630] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.1.19-v7+ #858
[6543782.657642] Hardware name: BCM2709
[6543782.657685] [<800185e0>] (unwind_backtrace) from [<80013f48>] (show_stack+0x20/0x24)
[6543782.657714] [<80013f48>] (show_stack) from [<805730bc>] (dump_stack+0xd4/0x118)
[6543782.657741] [<805730bc>] (dump_stack) from [<800271b4>] (warn_slowpath_common+0x98/0xc8)
[6543782.657765] [<800271b4>] (warn_slowpath_common) from [<80027224>] (warn_slowpath_fmt+0x40/0x48)
[6543782.657788] [<80027224>] (warn_slowpath_fmt) from [<804bac28>] (dev_watchdog+0x2a4/0x2b0)
[6543782.657813] [<804bac28>] (dev_watchdog) from [<8007dcac>] (call_timer_fn+0x40/0x1a0)
[6543782.657837] [<8007dcac>] (call_timer_fn) from [<8007e168>] (run_timer_softirq+0x248/0x358)
[6543782.657861] [<8007e168>] (run_timer_softirq) from [<8002ade4>] (__do_softirq+0x1a0/0x3e0)
[6543782.657884] [<8002ade4>] (__do_softirq) from [<8002b3c4>] (irq_exit+0xdc/0x140)
[6543782.657911] [<8002b3c4>] (irq_exit) from [<8006e8d4>] (__handle_domain_irq+0x98/0xec)
[6543782.657936] [<8006e8d4>] (__handle_domain_irq) from [<8000933c>] (asm_do_IRQ+0x2c/0x30)
[6543782.657960] [<8000933c>] (asm_do_IRQ) from [<80578434>] (__irq_svc+0x34/0x12c)
[6543782.657974] Exception stack(0x80805f20 to 0x80805f68)
[6543782.657994] 5f20: 00000000 00000000 00000000 00000000 80804000 80822ddc 80822d00 80822d7c
[6543782.658014] 5f40: 8057d280 8088473c bafff780 80805f74 80823cdc 80805f68 80010aa4 80010aa8
[6543782.658027] 5f60: 60000013 ffffffff
[6543782.658052] [<80578434>] (__irq_svc) from [<80010aa8>] (arch_cpu_idle+0x34/0x4c)
[6543782.658080] [<80010aa8>] (arch_cpu_idle) from [<80061f98>] (cpu_startup_entry+0x21c/0x2d0)
[6543782.658108] [<80061f98>] (cpu_startup_entry) from [<805713e4>] (rest_init+0x88/0x8c)
[6543782.658134] [<805713e4>] (rest_init) from [<80795d1c>] (start_kernel+0x3d0/0x3dc)
[6543782.658149] ---[ end trace 074a031ac8f26a9d ]---