On Fri, Oct 2, 2009 at 2:28 PM, Oliver Hartkopp <oliver@xxxxxxxxxxxx> wrote: > Hello Marcel, > > with current net-2.6 tree ... > > While starting my PPP Bluetooth dialup networking, i got this: Hi, oliver please try following patch: http://patchwork.kernel.org/patch/51326/ > > [ 722.461549] PPP generic driver version 2.4.2 > [ 722.477519] BUG: sleeping function called from invalid context at > mm/slub.c:1719 > [ 722.477530] in_atomic(): 1, irqs_disabled(): 0, pid: 4677, name: pppd > [ 722.477537] 3 locks held by pppd/4677: > [ 722.477542] #0: (rfcomm_mutex){+.+.+.}, at: [<fa5df2a1>] > rfcomm_dlc_open+0x28/0x2d6 [rfcomm] > [ 722.477568] #1: (sk_lock-AF_BLUETOOTH-BTPROTO_L2CAP){+.+.+.}, at: > [<fa5414f8>] l2cap_sock_connect+0x62/0x2c6 [l2cap] > [ 722.477589] #2: (&hdev->lock){+...+.}, at: [<fa5415b4>] > l2cap_sock_connect+0x11e/0x2c6 [l2cap] > [ 722.477613] Pid: 4677, comm: pppd Not tainted 2.6.31-08939-gdb8abec-dirty #21 > [ 722.477619] Call Trace: > [ 722.477633] [<c1042a2b>] ? __debug_show_held_locks+0x1e/0x20 > [ 722.477644] [<c10212a1>] __might_sleep+0xc9/0xce > [ 722.477655] [<c1078b62>] __kmalloc+0x6d/0xfb > [ 722.477666] [<c119e739>] ? kzalloc+0xb/0xd > [ 722.477674] [<c119e739>] kzalloc+0xb/0xd > [ 722.477683] [<c119ef1a>] device_private_init+0x15/0x3d > [ 722.477693] [<c11a0e1b>] dev_set_drvdata+0x18/0x26 > [ 722.477718] [<f8b7ca1b>] hci_conn_init_sysfs+0x3d/0xc7 [bluetooth] > [ 722.477737] [<f8b791b3>] hci_conn_add+0x1c0/0x1d5 [bluetooth] > [ 722.477756] [<f8b79360>] hci_connect+0x71/0x17d [bluetooth] > [ 722.477769] [<fa54162c>] l2cap_sock_connect+0x196/0x2c6 [l2cap] > [ 722.477782] [<c1246e3d>] kernel_connect+0xd/0x12 > [ 722.477795] [<fa5df3c3>] rfcomm_dlc_open+0x14a/0x2d6 [rfcomm] > [ 722.477810] [<fa5e10fa>] ? rfcomm_tty_open+0x73/0x227 [rfcomm] > [ 722.477825] [<fa5e1130>] rfcomm_tty_open+0xa9/0x227 [rfcomm] > [ 722.477836] [<c1022e3f>] ? default_wake_function+0x0/0xd > [ 722.477847] [<c1180c79>] tty_open+0x29e/0x399 > [ 722.477858] [<c107e9bd>] chrdev_open+0x13f/0x156 > [ 722.477868] [<c107b0d3>] __dentry_open+0x11b/0x20f > [ 722.477878] [<c107b261>] nameidata_to_filp+0x2c/0x43 > [ 722.477888] [<c107e87e>] ? chrdev_open+0x0/0x156 > [ 722.477898] [<c1084e9e>] do_filp_open+0x3c6/0x70a > [ 722.477910] [<c108d3e4>] ? alloc_fd+0xc8/0xd2 > [ 722.477920] [<c108d3e4>] ? alloc_fd+0xc8/0xd2 > [ 722.477930] [<c107aebc>] do_sys_open+0x4a/0xe7 > [ 722.477940] [<c1002acc>] ? restore_all_notrace+0x0/0x18 > [ 722.477950] [<c107af9b>] sys_open+0x1e/0x26 > [ 722.477959] [<c1002a18>] sysenter_do_call+0x12/0x36 > [ 729.658613] PPP BSD Compression module registered > [ 729.684789] PPP Deflate Compression module registered > > Any idea? > > Regards, > Oliver > -- > To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- Regards dave -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
