[   33.550473] vboxdrv: Found 4 processor cores.
[   33.550754] vboxdrv: fAsync=0 offMin=0x1fc offMax=0x1c84
[   33.550977] vboxdrv: TSC mode is 'synchronous', kernel timer mode is 'normal'.
[   33.550980] vboxdrv: Successfully loaded version 4.3.18_Ubuntu (interface 0x001a0008).
[   33.693392] vboxpci: IOMMU not found (not registered)
[   46.533816] init: plymouth-upstart-bridge main process ended, respawning
[   46.556953] init: plymouth-upstart-bridge main process ended, respawning
[   46.997046] systemd-logind[881]: Failed to start unit user@112.service: Unknown unit: user@112.service
[   46.997065] systemd-logind[881]: Failed to start user service: Unknown unit: user@112.service
[   47.004079] systemd-logind[881]: New session c1 of user lightdm.
[   47.004115] systemd-logind[881]: Linked /tmp/.X11-unix/X0 to /run/user/112/X11-display.
[30513.055728] audit_printk_skb: 12 callbacks suppressed
[30513.055735] audit: type=1400 audit(1422511499.506:36): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/lib/cups/backend/cups-pdf" pid=3095 comm="apparmor_parser"
[30513.055749] audit: type=1400 audit(1422511499.506:37): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/sbin/cupsd" pid=3095 comm="apparmor_parser"
[30513.068617] audit: type=1400 audit(1422511499.522:38): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="third_party" pid=3095 comm="apparmor_parser"
[30650.787604] systemd-logind[881]: Failed to start unit user@1000.service: Unknown unit: user@1000.service
[30650.787622] systemd-logind[881]: Failed to start user service: Unknown unit: user@1000.service
[30650.795008] systemd-logind[881]: New session c2 of user avi.
[30650.795048] systemd-logind[881]: Linked /tmp/.X11-unix/X0 to /run/user/1000/X11-display.
[30797.808525] wlan0: authenticate with 80:37:73:d7:04:a9
[30797.828165] wlan0: send auth to 80:37:73:d7:04:a9 (try 1/3)
[30797.830184] wlan0: authenticated
[30797.832081] wlan0: associate with 80:37:73:d7:04:a9 (try 1/3)
[30797.835860] wlan0: RX AssocResp from 80:37:73:d7:04:a9 (capab=0x411 status=0 aid=1)
[30797.837573] wlan0: associated
[30797.837590] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[30815.717234] systemd-hostnamed[3976]: Warning: nss-myhostname is not installed. Changing the local hostname might make it unresolveable. Please install nss-myhostname!
[30874.327967] chromium-browse[4042]: segfault at 1f8 ip 00007f3bfff486af sp 00007fff2a4d7690 error 4 in i965_dri.so[7f3bffbf5000+51c000]
[30875.633787] chromium-browse[4129]: segfault at 1f8 ip 00007f081a8d66af sp 00007fff17a4b190 error 4 in i965_dri.so[7f081a583000+51c000]
[30876.350399] chromium-browse[4146]: segfault at 1f8 ip 00007f624feff6af sp 00007fffc7a72a70 error 4 in i965_dri.so[7f624fbac000+51c000]
[31418.055077] perf interrupt took too long (2516 > 2500), lowering kernel.perf_event_max_sample_rate to 50000
[33136.061169] perf interrupt took too long (5002 > 5000), lowering kernel.perf_event_max_sample_rate to 25000
[33412.687425] systemd-hostnamed[5777]: Warning: nss-myhostname is not installed. Changing the local hostname might make it unresolveable. Please install nss-myhostname!
[34816.902177] systemd-hostnamed[6526]: Warning: nss-myhostname is not installed. Changing the local hostname might make it unresolveable. Please install nss-myhostname!
[36556.423760] chromium-browse[7136]: segfault at 1f8 ip 00007f264ddaa6af sp 00007fffd2a56ac0 error 4 in i965_dri.so[7f264da57000+51c000]
[36560.234311] chromium-browse[7224]: segfault at 1f8 ip 00007fc14261a6af sp 00007ffff1cdb5e0 error 4 in i965_dri.so[7fc1422c7000+51c000]
[36561.080174] chromium-browse[7238]: segfault at 1f8 ip 00007fb72dee36af sp 00007fff0470ba30 error 4 in i965_dri.so[7fb72db90000+51c000]
[41182.700039] systemd-hostnamed[7503]: Warning: nss-myhostname is not installed. Changing the local hostname might make it unresolveable. Please install nss-myhostname!
[41266.284043] systemd-logind[881]: Lid closed.
[41266.703460] systemd-logind[881]: Lid opened.
[45549.014039] chromium-browse[8101]: segfault at 1f8 ip 00007f856e5df6af sp 00007fff6fe4be70 error 4 in i965_dri.so[7f856e28c000+51c000]
[45554.597478] chromium-browse[8182]: segfault at 1f8 ip 00007f63004f16af sp 00007fff6e09ffe0 error 4 in i965_dri.so[7f630019e000+51c000]
[45555.199525] chromium-browse[8198]: segfault at 1f8 ip 00007f4a6a4c36af sp 00007fff87674400 error 4 in i965_dri.so[7f4a6a170000+51c000]
[45718.009100] systemd-logind[881]: Lid closed.
[45718.650023] systemd-logind[881]: Lid opened.
[46449.168324] chromium-browse[8427]: segfault at 1f8 ip 00007f99ba2566af sp 00007fff91dd6fa0 error 4 in i965_dri.so[7f99b9f03000+51c000]
[46449.869365] chromium-browse[8517]: segfault at 1f8 ip 00007fd61fdad6af sp 00007fffbc3fb3b0 error 4 in i965_dri.so[7fd61fa5a000+51c000]
[46450.554161] chromium-browse[8532]: segfault at 1f8 ip 00007f14d48976af sp 00007fff3764b250 error 4 in i965_dri.so[7f14d4544000+51c000]
[48452.762927] chromium-browse[8714]: segfault at 1f8 ip 00007f0014ddf6af sp 00007fff0f40b4f0 error 4 in i965_dri.so[7f0014a8c000+51c000]
[48453.760215] chromium-browse[8799]: segfault at 1f8 ip 00007fb50b55e6af sp 00007ffffa211610 error 4 in i965_dri.so[7fb50b20b000+51c000]
[48454.586144] chromium-browse[8821]: segfault at 1f8 ip 00007ff974a2d6af sp 00007fff601a2ee0 error 4 in i965_dri.so[7ff9746da000+51c000]
[49363.436819] chromium-browse[9472]: segfault at 1f8 ip 00007fb3f6d4b6af sp 00007fff3c6fc7a0 error 4 in i965_dri.so[7fb3f69f8000+51c000]
[49364.568243] chromium-browse[9553]: segfault at 1f8 ip 00007fbe0f8dc6af sp 00007fff1559aeb0 error 4 in i965_dri.so[7fbe0f589000+51c000]
[49365.545343] chromium-browse[9580]: segfault at 1f8 ip 00007f1893ea56af sp 00007fff4adc3040 error 4 in i965_dri.so[7f1893b52000+51c000]
[50973.652085] Adding 3002364k swap on /dev/sda5.  Priority:-1 extents:1 across:3002364k FS
[50980.371794] chromium-browse[9843]: segfault at 1f8 ip 00007fd0547d46af sp 00007fffc00080c0 error 4 in i965_dri.so[7fd054481000+51c000]
[50981.307959] chromium-browse[9925]: segfault at 1f8 ip 00007f069741c6af sp 00007fffc9f20320 error 4 in i965_dri.so[7f06970c9000+51c000]
[50982.261438] chromium-browse[9951]: segfault at 1f8 ip 00007f71cdd846af sp 00007fffdf45e4f0 error 4 in i965_dri.so[7f71cda31000+51c000]