Hello I received a bug while sending a clone of skb to a tunnel interface(tunX), from OVS kernel moduele (on a PC in Protogeni).
*Dmesg Log:* [ 1600.180948] BUG: scheduling while atomic: swapper/0/0x10000100 [ 1600.186778] Modules linked in: openvswitch radeon ttm drm_kms_helper nfsd exportfs drm nfs dcdbas i2c_algo_bit lockd fscache nfs_acl psmouse auth_rpcgss serio_raw video sunrpc e752x_edac shpchp edac_core lp parport mptspi mptscsih e1000 floppy mptbase scsi_transport_spi [ 1600.186820] CPU 0 [ 1600.186822] Modules linked in: openvswitch radeon ttm drm_kms_helper nfsd exportfs drm nfs dcdbas i2c_algo_bit lockd fscache nfs_acl psmouse auth_rpcgss serio_raw video sunrpc e752x_edac shpchp edac_core lp parport mptspi mptscsih e1000 floppy mptbase scsi_transport_spi [ 1600.186847] [ 1600.186851] Pid: 0, comm: swapper Not tainted 2.6.38.7-1.0emulab #1 Dell Computer Corporation PowerEdge 2850/0XC320 [ 1600.186858] RIP: 0010:[<ffffffff810148fd>] [<ffffffff810148fd>] mwait_idle+0x8d/0x120 [ 1600.186870] RSP: 0018:ffffffff81a01ec8 EFLAGS: 00000246 [ 1600.186873] RAX: 0000000000000000 RBX: ffff88007fc101c0 RCX: 0000000000000000 [ 1600.186876] RDX: 0000000000000000 RSI: ffffffff81a01fd8 RDI: ffffffff81bafe48 [ 1600.186878] RBP: ffffffff81a01ed8 R08: 0000000000000000 R09: 0000000000000000 [ 1600.186881] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff815b3d4e [ 1600.186883] R13: ffffffff81a01e78 R14: ffff88007fc10108 R15: 0000000081a01e48 [ 1600.186887] FS: 0000000000000000(0000) GS:ffff88007fc00000(0000) knlGS:0000000000000000 [ 1600.186890] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 1600.186892] CR2: 0000000000a67248 CR3: 0000000079984000 CR4: 00000000000006f0 [ 1600.186896] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1600.186899] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 1600.186902] Process swapper (pid: 0, threadinfo ffffffff81a00000, task ffffffff81a0b020) [ 1600.186904] Stack: [ 1600.188917] ffffffff81a00000 ffffffff81aad400 ffffffff81a01f18 ffffffff8100a266 [ 1600.188929] ffffffff81a01f18 6d0eda40924c1f00 6db6db6db6db6db7 0000000000000000 [ 1600.188934] 6db6db6db6db6db7 ffff88007ffad440 ffffffff81a01f28 ffffffff81597595 [ 1600.188939] Call Trace: [ 1600.191408] [<ffffffff8100a266>] cpu_idle+0xa6/0xf0 [ 1600.191414] [<ffffffff81597595>] rest_init+0x75/0x80 [ 1600.191420] [<ffffffff81acac79>] start_kernel+0x3f5/0x400 [ 1600.191425] [<ffffffff81aca347>] x86_64_start_reservations+ 0x132/0x136 [ 1600.191429] [<ffffffff81aca451>] x86_64_start_kernel+0x106/0x115 [ 1600.191431] Code: d2 65 48 8b 34 25 88 cc 00 00 48 89 d1 48 8d 86 38 e0 ff ff 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 7f 31 c0 fb 0f 01 c9 <65> 44 8b 24 25 b0 dc 00 00 0f 1f 44 00 00 5b 41 5c c9 c3 48 8b [ 1600.211678] Call Trace: [ 1600.211684] [<ffffffff8100a266>] cpu_idle+0xa6/0xf0 [ 1600.211689] [<ffffffff81597595>] rest_init+0x75/0x80 [ 1600.211693] [<ffffffff81acac79>] start_kernel+0x3f5/0x400 [ 1600.211697] [<ffffffff81aca347>] x86_64_start_reservations+0x132/0x136 [ 1600.211701] [<ffffffff81aca451>] x86_64_start_kernel+0x106/0x115
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