Cezary taki oto problem:
Nexx wt3020 z softem Twoim OpenWrt Chaos Calmer 15.05.1 r49474 / LuCI for-15.05 branch (git-16.313.39362-9047456)
Wersja jądra 3.18.44
Wsadzony hilink E3276. W sumie nigdy w to nie wnikałem bo dość często wyłączałem ten zestaw. A teraz włączyłem na dłużej i dzisiaj niedawno słuchając tylko radia internetowego komunikacja zamarła. Nie mogłem ani z pozycji kompa ani za pomocą pytty z pozycji routera zapingować modem. W logach taki zapis:
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.010000] ------------[ cut here ]------------
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.010000] WARNING: CPU: 0 PID: 0 at net/sched/sch_generic.c:306 dev_watchdog+0x1d8/0x25c()
Fri Aug 4 08:10:36 2017 kern.info kernel: [32825.030000] NETDEV WATCHDOG: eth1 (cdc_ether): transmit queue 0 timed out
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.040000] Modules linked in: rt2800soc rt2800pci rt2800mmio rt2800lib qcserial pppoe ppp_async option iptable_nat cdc_mbim usb_wwan sierra_net sierra rt2x00soc rt2x00pci rt2x00mmio rt2x00lib rndis_host qmi_wwan pptp pppox ppp_mppe ppp_generic nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 mac80211 ipt_REJECT ipt_MASQUERADE huawei_cdc_ncm cfg80211 cdc_ncm cdc_ether xt_time xt_tcpudp xt_tcpmss xt_statistic xt_state xt_recent xt_nat xt_multiport xt_mark xt_mac Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.330000] CPU: 0 PID: 0 Comm: swapper Not tainted 3.18.44 #3
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.340000] Stack : 00000000 00000000 00000000 00000000 803641f2 00000032 00000000 801ffab0
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.340000] 00000001 803857f8 802c4e10 8031eb83 00000000 80363420 8031eeb8 803857f8
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.340000] 00000200 00000001 00000004 80047748 00000003 800243d4 00000132 803857f8
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.340000] 802c837c 80319c6c 00000000 00000000 00000000 00000000 00000000 00000000
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.340000] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.340000] ...
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.410000] Call Trace:
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.420000] [<8001421c>] show_stack+0x50/0x84
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.420000] [<800244dc>] warn_slowpath_common+0x84/0xb4
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.430000] [<80024538>] warn_slowpath_fmt+0x2c/0x38
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.440000] [<801ffab0>] dev_watchdog+0x1d8/0x25c
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.450000] [<8004f228>] call_timer_fn.isra.38+0x24/0x84
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.460000] [<8004fa6c>] run_timer_softirq+0x1c4/0x204
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.470000] [<800269f8>] __do_softirq+0xf8/0x230
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.480000] [<80026d64>] irq_exit+0x54/0x70
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.490000] [<80004830>] ret_from_irq+0x0/0x4
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.500000] [<8001111c>] r4k_wait_irqoff+0x18/0x20
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.510000] [<800436bc>] cpu_startup_entry+0xf0/0x13c
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.520000] [<80338b5c>] start_kernel+0x42c/0x444
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.530000]
Fri Aug 4 08:10:36 2017 kern.warn kernel: [32825.530000] ---[ end trace eac7be12674141af ]---
1. Da się na podstawie tego stwierdzić co go boli?
2. Mam stary soft?
3. Modem nie wyrabia?
4. Zły firmware w modemie?