id summary reporter owner description type status component version resolution keywords cc guest host 7279 Kernel NULL pointer dereference in vboxnetadp on 2.6.35 Cedric Vivier "It seems VirtualBox cannot laod vboxnetadp module on 2.6.35 due to a kernel NULL poitner dereference. Logs below : {{{ vboxdrv: Trying to deactivate the NMI watchdog permanently... vboxdrv: Warning: 2.6.31+ kernel detected. Most likely the hardware performance vboxdrv: counter framework which can generate NMIs is active. You have to prevent vboxdrv: the usage of hardware performance counters by vboxdrv: echo 2 > /proc/sys/kernel/perf_counter_paranoid vboxdrv: Found 4 processor cores. VBoxDrv: dbg - g_abExecMemory=ffffffffa0042240 vboxdrv: fAsync=0 offMin=0x278 offMax=0x236d vboxdrv: TSC mode is 'synchronous', kernel timer mode is 'normal'. vboxdrv: Successfully loaded version 3.2.8 (interface 0x00140001). BUG: unable to handle kernel NULL pointer dereference at (null) IP: [] vboxNetAdpOsCreate+0x3c/0x82 [vboxnetadp] PGD 83b13067 PUD 5ec50067 PMD 0 Oops: 0002 [#1] SMP last sysfs file: /sys/module/vboxdrv/initstate CPU 0 Modules linked in: vboxnetadp(+) vboxnetflt vboxdrv uvcvideo videodev v4l1_compat v4l2_compat_ioctl32 [last unloaded: scsi_wait_scan] Pid: 8522, comm: modprobe Tainted: G W 2.6.35+ #19 U30Jc/U30Jc RIP: 0010:[] [] vboxNetAdpOsCreate+0x3c/0x82 [vboxnetadp] RSP: 0018:ffff88005ee0dea8 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffffffffa000d9f0 RCX: 0000000000000000 RDX: 000000000027000a RSI: ffffffffa000d65e RDI: ffff880142d56800 RBP: ffff88005ee0dec8 R08: ffff880001e10518 R09: ffff880142d56a38 R10: 0000000000000000 R11: 0000000000013080 R12: ffff880142d56800 R13: 00000000023764d0 R14: 0000000000000000 R15: 0000000002377430 FS: 00007fef14d94700(0000) GS:ffff880001e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000005ec52000 CR4: 00000000000006f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process modprobe (pid: 8522, threadinfo ffff88005ee0c000, task ffff880142dac500) Stack: ffffffffa000d9f0 ffff88005ee0df00 000000000237e210 ffffffffa000d34f <0> 000000000027000a ffffffff8104f5fe 0000000000000000 ffffffffa000dd30 <0> 0000000000000008 ffffffffa000d3b2 ffffffff81a54390 000000000237e210 Call Trace: [] ? vboxNetAdpCreate+0x50/0x7e [vboxnetadp] [] notifier_call_chain+0x2e/0x5b [] ? vboxNetAdpInit+0x35/0x3f [vboxnetadp] [] ? VBoxNetAdpLinuxInit+0x13/0xb1 [vboxnetadp] [] ? VBoxNetAdpLinuxInit+0x0/0xb1 [vboxnetadp] [] ? do_one_initcall+0x4f/0x13e [] ? sys_init_module+0x97/0x1d4 [] ? system_call_fastpath+0x16/0x1b Code: 89 f5 48 89 fb 48 c7 c6 54 d6 00 a0 bf b8 00 00 00 e8 30 d9 3d e1 49 89 c4 48 85 c0 74 4c 8b 55 00 48 8b 80 58 02 00 00 4c 89 e7 <89> 10 66 8b 55 04 66 89 50 04 e8 c3 d8 3d e1 89 c5 85 c0 75 17 RIP [] vboxNetAdpOsCreate+0x3c/0x82 [vboxnetadp] RSP CR2: 0000000000000000 ---[ end trace 6a1e41a6c0839587 ]--- }}} " defect closed other VirtualBox 3.2.8 worksforme vboxnetadp other Linux