[Sony Ericsson XPERIA X10 Mini] jap031:
I tried both tun.ko (and others) on an x10 mini w. android 2.1, but the phone reboots when openvpn touches the tun interface...

uname -a

Linux localhost 2.6.29 #1 PREEMPT Tue Aug 24 17:33:06 2010 armv6l GNU/Linux

message:

[ 4504.210053] Kernel panic - not syncing: Fatal exception
[ 4504.203561] Code: e51b3058 e3500000 0a000005 e1a07008 (e5978000)
[ 4504.197922] r7:00000036 r6:0009a340 r5:00060dd8 r4:00075fa4
[ 4504.189587] [<c00ecb64>] (sys_ioctl+0x0/0x64) from [<c002be80>] (ret_fast_syscall+0x0/0x2c)
[ 4504.186986] r4:c36ee420
[ 4504.180474] r9:c36d6000 r8:c002c004 r7:00000008 r6:400454ca r5:bee0e3ec
[ 4504.172312] [<c00ec5e8>] (do_vfs_ioctl+0x0/0x57c) from [<c00ecba4>] (sys_ioctl+0x40/0x64)
[ 4504.166672] r7:00000008 r6:400454ca r5:c36ee420 r4:bee0e3ec
[ 4504.158424] [<c00ec45c>] (vfs_ioctl+0x0/0x94) from [<c00ecaf0>] (do_vfs_ioctl+0x508/0x57c)
[ 4504.149659] [<bf0f5660>] (tun_chr_ioctl+0x0/0x928 [tun]) from [<c00ec4d4>] (vfs_ioctl+0x78/0x94)
[ 4504.147224] Backtrace:
[ 4504.138979] 7fe0: 00060e0c bee0e1b0 afe1f5c9 afe0ca8c 80000010 00000008 e68b6610 ce8b660c
[ 4504.130731] 7fc0: 00075fa4 00060dd8 0009a340 00000036 bee0e3ec 00000000 00075f7c 00060dd8
[ 4504.122486] 7fa0: c002be80 c00ecb70 00075fa4 00060dd8 00000008 400454ca bee0e3ec bee0e1cc
[ 4504.114239] 7f80: 00000005 00000000 00075fa4 00060dd8 0009a340 00000036 00000000 c36d7fa8
[ 4504.105992] 7f60: 400454ca 00000008 c002c004 c36d6000 c36d7fa4 c36d7f80 c00ecba4 c00ec5f4
[ 4504.097746] 7f40: 00000008 cc817000 c36ee420 c9e1a0c8 00000020 c36d6000 c36ee420 bee0e3ec
[ 4504.089499] 7f20: 00000000 c36ee420 c36d7f64 c36d7f38 00000000 00000000 00000000 00000008
[ 4504.081252] 7f00: 400454ca 00000008 c36d7f7c c36d7f18 c00ecaf0 c00ec468 00000000 00020003
[ 4504.073006] 7ee0: c36d6000 00075f7c c36d7f14 c36d7ef8 c00ec4d4 bf0f566c bee0e3ec c36ee420
[ 4504.064759] 7ec0: 00000000 c037d7ac 00000000 c36ee420 00000000 bee0e3ec 400454ca c002c004
[ 4504.056512] 7ea0: c00eb18c 306e7574 00000000 00000000 00000000 00003001 00000000 00000000
[ 4504.048269] 7e80: c36d7f64 c36d7ea8
[ 4504.043936] Stack: (0xc36d7e98 to 0xc36d8000)
[ 4504.037857] Process openvpn (pid: 2246, stack limit = 0xc36d6260)
[ 4504.029689] 29b0 ccbbe560 ccbbe520 ccbbd8a0 ccbbd820 ccbffc00 ccbffa00 ccbf5ca0 ccbf5c80
[ 4504.021529] 2990 cca0e000 ccbf2c00 00000000 00000000 cca32600 ccbfbaa0 00000080 00000000
[ 4504.013371] 2970 cca10540 ccbfbaa4 cc10aa04 c05321c8 c0379aa0 ccbf2800 ccbf2834 c9d59434
[ 4504.005211] 2950 00000001 c052b5cc c052b5cc 00000000 00000000 00000000 00000000 cca105a0
[ 4503.997051] 2930 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4503.988891] 2910 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4503.980732] 28f0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4503.972572] 28d0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 4503.968246] R10: 0xc06228d0:
[ 4503.968234]
[ 4503.960072] e480 00000000 00000000 00000000 c36ee48c c36ee48c c9e1a160 00000000 00000000
[ 4503.951912] e460 00000000 00000000 00000000 00000000 00000000 00000000 ffffffff ffffffff
[ 4503.943752] e440 00000000 00000000 00000000 00000000 00000000 00000000 00000000 cc21b440
[ 4503.935592] e420 c37c68c0 cc457a8c cca0a2a0 cc46fb58 bf0f68f0 00000001 00020002 0000001f
[ 4503.927434] e400 00000000 00000000 00000000 c36ee40c c36ee40c cc4cab70 00000000 00000000
[ 4503.919274] e3e0 00000000 00000000 00000000 00000001 ffffffa0 00000000 0013c000 00000000
[ 4503.911114] e3c0 0014f54f 00000000 00000000 00000000 00000000 00000000 00000000 cc21b920
[ 4503.902954] e3a0 c3667aa0 c36ee320 cca0ada0 cc4c9b58 c038ef3c 00000003 00020000 0000001d
[ 4503.898712] R9: 0xc36ee3a0:
[ 4503.898702]
[ 4503.890541] c064 c00ac58c c009d52c c00901cc c009d52c c009d52c c0091ca0 c009d52c c009d52c
[ 4503.882381] c044 c00ac928 c009d52c c009d52c c00de9fc c0091310 c00f8cec c009d52c c00ac85c
[ 4503.874221] c024 c00dd214 c00eadcc c00ea6bc c002c5ec c00ddc9c c009d52c c00eab00 c00ddb7c
[ 4503.866062] c004 c0091c50 c008a668 c002c5dc c00dfacc c00df898 c00dd1ec c00dcf44 c009d52c
[ 4503.857902] bfe4 e1a02007 e1a0100d e3a00001 eb0004a1 eaffffb6 e320f000 e320f000 c04fdc98
[ 4503.849742] bfc4 e28fe014 e1a0