652abaa760
Transmitting a packet without removing it from the segment list causes the entire chain to be incorrectly transmitted multiple times. Fixes the following- Unable to handle kernel NULL pointer dereference at virtual address 0000000000000020 Mem abort info: ESR = 0x96000005 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x05: level 1 translation fault Data abort info: ISV = 0, ISS = 0x00000005 CM = 0, WnR = 0 user pgtable: 4k pages, 39-bit VAs, pgdp=00000000b32f8000 [0000000000000020] pgd=0000000000000000, p4d=0000000000000000, pud=0000000000000000 pstate: 42400005 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __skb_clone+0xfc/0x144 lr : __skb_clone+0x24/0x144 Call trace: __skb_clone+0xfc/0x144 skb_clone+0x94/0xe0 dev_queue_xmit_nit+0x188/0x40c xmit_one+0x60/0x284 sch_direct_xmit+0x184/0x3dc __dev_xmit_skb+0x47c/0x97c __dev_queue_xmit+0x2cc/0x774 dev_queue_xmit+0x14/0x20 rmnet_egress_handler+0x458/0x608 [rmnet_core] rmnet_vnd_start_xmit+0x3a0/0x708 [rmnet_core] xmit_one+0xd0/0x284 sch_direct_xmit+0x184/0x3dc __dev_xmit_skb+0x47c/0x97c __dev_queue_xmit+0x2cc/0x774 __bpf_redirect+0x214/0x2a0 skb_do_redirect+0xe4/0xbbc __dev_queue_xmit+0x6bc/0x774 neigh_connected_output+0xd8/0x110 ip_finish_output2+0x3c4/0x548 __ip_finish_output+0x194/0x244 ip_finish_output+0x4c/0xec ip_output+0x114/0x23c __ip_queue_xmit+0x50c/0x610 ip_queue_xmit+0x14/0x20 __tcp_transmit_skb+0x770/0xc54 tcp_write_xmit+0x78c/0x1088 __tcp_push_pending_frames+0x38/0xd0 tcp_rcv_established+0x3fc/0xa58 tcp_v4_do_rcv+0x9c/0x2f8 tcp_v4_rcv+0xbbc/0xeac ip_protocol_deliver_rcu+0x6c/0x2b0 ip_local_deliver+0xd4/0x1e4 ip_rcv+0x7c/0x15c __netif_receive_skb+0xdc/0x174 process_backlog+0xf0/0x3b4 __napi_poll+0x48/0x224 net_rx_action+0x118/0x398 _stext+0x14c/0x5c0 __irq_exit_rcu+0x74/0x1f8 handle_domain_irq+0xb4/0x120 gic_handle_irq.34241+0x50/0x340 call_on_irq_stack+0x40/0x70 do_interrupt_handler+0x3c/0x50 el1_interrupt+0x30/0x5c el1h_64_irq_handler+0x18/0x24 el1h_64_irq+0x7c/0x80 cpuidle_enter_state+0x310/0x784 do_idle+0x304/0x52c cpu_startup_entry+0x80/0x8c secondary_start_kernel+0x1fc/0x23c __secondary_switched+0x98/0x9c CRs-Fixed: 3328368 Change-Id: I56e29466d7b5883b554b19c3f3b3f5ba73f8d5a6 Signed-off-by: Subash Abhinov Kasiviswanathan <quic_subashab@quicinc.com>