vi scrivo perchè è da circa un paio di settimane che il mio pc si disconnette dalla wifi dopo che sono connesso per un tempo variabile che può anche essere di alcune ore e non riesce più a riconnettersi.
L'unico modo per ripristinare la connessione consiste nel disabilitare la network e riabilitarla. Disconnettendo e riconnettendo non ottengo nessun risultato.
Io suppongo che sia qualche problema software, comunque vi posto l'output del seguente comando:
Codice: Seleziona tutto
sudo grep -ER 'error' /var/log | sort | uniq | tail -20
/var/log/syslog:Mar 13 16:23:07 fedelemantuano-ubuntu kernel: [ 184.236549] res 41/00:08:b8:e4:11/00:00:07:00:00/40 Emask 0x1 (device error)
/var/log/syslog:Mar 13 16:23:07 fedelemantuano-ubuntu kernel: [ 184.236572] res 41/00:08:b8:e4:11/00:00:07:00:00/40 Emask 0x1 (device error)
/var/log/syslog:Mar 13 18:31:57 fedelemantuano-ubuntu kernel: [ 7899.182398] parse[9624]: segfault at 7fff2d36a000 ip 00007f180d39c244 sp 00007fff2d367958 error 6 in libc-2.13.so[7f180d270000+197000]
/var/log/syslog:Mar 13 18:32:12 fedelemantuano-ubuntu kernel: [ 7914.396540] parse[9642]: segfault at 7fffd0989000 ip 00007f62e02a3244 sp 00007fffd0987338 error 6 in libc-2.13.so[7f62e0177000+197000]
/var/log/syslog:Mar 13 18:32:28 fedelemantuano-ubuntu kernel: [ 7929.989834] parse[9660]: segfault at 7fff43d16000 ip 00007faec3a85244 sp 00007fff43d132e8 error 6 in libc-2.13.so[7faec3959000+197000]
/var/log/syslog:Mar 13 18:32:37 fedelemantuano-ubuntu kernel: [ 7939.180349] parse[9669]: segfault at 7fff5fc0c000 ip 00007f0cb95ae244 sp 00007fff5fc08ed8 error 6 in libc-2.13.so[7f0cb9482000+197000]
/var/log/syslog:Mar 13 18:33:19 fedelemantuano-ubuntu kernel: [ 7980.696416] parse[9709]: segfault at 7ffffc062000 ip 00007f4248270244 sp 00007ffffc060808 error 6 in libc-2.13.so[7f4248144000+197000]
/var/log/syslog:Mar 13 18:38:39 fedelemantuano-ubuntu kernel: [ 8300.162212] parse[9940]: segfault at 7fff2e7d5000 ip 00007fce042e9244 sp 00007fff2e7d1c68 error 6 in libc-2.13.so[7fce041bd000+197000]
/var/log/syslog:Mar 13 18:41:50 fedelemantuano-ubuntu kernel: [ 8490.804171] parse[10068]: segfault at 7fff35898000 ip 00007feb04285244 sp 00007fff35895378 error 6 in libc-2.13.so[7feb04159000+197000]
/var/log/syslog:Mar 13 19:07:39 fedelemantuano-ubuntu kernel: [10036.630349] parse[11229]: segfault at 7fff589f7000 ip 00007f4615b04244 sp 00007fff589f40d8 error 6 in libc-2.13.so[7f46159d8000+197000]
/var/log/syslog:Mar 13 19:07:41 fedelemantuano-ubuntu kernel: [10038.948495] parse[11247]: segfault at 7fff9f04a000 ip 00007f8ec2d74244 sp 00007fff9f047198 error 6 in libc-2.13.so[7f8ec2c48000+197000]
/var/log/syslog:Mar 13 19:08:12 fedelemantuano-ubuntu kernel: [10070.499065] parse[11336]: segfault at 7fffd67ec000 ip 00007f12878d2244 sp 00007fffd67e9d48 error 6 in libc-2.13.so[7f12877a6000+197000]
/var/log/syslog:Mar 13 19:13:49 fedelemantuano-ubuntu kernel: [10406.090585] parse[11582]: segfault at 7fff08f9b000 ip 00007f3366320244 sp 00007fff08f97be8 error 6 in libc-2.13.so[7f33661f4000+197000]
/var/log/syslog:Mar 13 19:34:18 fedelemantuano-ubuntu kernel: [11632.932931] EXT4-fs (sda7): re-mounted. Opts: errors=remount-ro,commit=0
/var/log/syslog:Mar 13 21:09:22 fedelemantuano-ubuntu kernel: [11640.331251] EXT4-fs (sda7): re-mounted. Opts: errors=remount-ro,commit=0
/var/log/syslog:Mar 13 21:09:27 fedelemantuano-ubuntu NetworkManager[1122]: <error> [1331669367.646158] [nm-device.c:1784] dhcp6_start(): (wlan0): failed to add IPv6 multicast route: Object not found
/var/log/syslog:Mar 13 21:20:22 fedelemantuano-ubuntu NetworkManager[1122]: <error> [1331670022.310536] [nm-device.c:1784] dhcp6_start(): (wlan0): failed to add IPv6 multicast route: Object not found
/var/log/Xorg.0.log.old: (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
/var/log/Xorg.0.log: (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
/var/log/Xorg.1.log: (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
Codice: Seleziona tutto
/var/log/syslog:Mar 13 21:09:27 fedelemantuano-ubuntu NetworkManager[1122]: <error> [1331669367.646158] [nm-device.c:1784] dhcp6_start(): (wlan0): failed to add IPv6 multicast route: Object not found
/var/log/syslog:Mar 13 21:20:22 fedelemantuano-ubuntu NetworkManager[1122]: <error> [1331670022.310536] [nm-device.c:1784] dhcp6_start(): (wlan0): failed to add IPv6 multicast route: Object not found
Riuscite a darmi una mano.
Grazie mille a tutti