Kernel panic in "napi_consume_skb"

Solution Unverified - Updated -

Issue

  • Kernel panic in napi_consume_skb with backtrace similar to the following:
crash> bt
...
    [exception RIP: put_page+0x5]
    RIP: ffffffffba1c4555  RSP: ffff8a727f343d80  RFLAGS: 00010206
    RAX: 0000000000000030  RBX: 0000000000000001  RCX: ffff8a726c4408c0
    RDX: 000000000000006c  RSI: 0000000000000040  RDI: 0000000000000000
    RBP: ffff8a727f343da0   R8: ffff8a726bedd050   R9: 00000000000000af
    R10: 0000000000000000  R11: ffff8a3d44d38840  R12: ffff8a72593416c0
    R13: ffff8a66e934dc00  R14: ffff8a726bedd400  R15: 00000000fffffeaf
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#10 [ffff8a727f343d80] skb_release_data at ffffffffba6233ef
#11 [ffff8a727f343da8] skb_release_all at ffffffffba6234c4
#12 [ffff8a727f343dc0] napi_consume_skb at ffffffffba623a7f
#13 [ffff8a727f343de0] ixgbe_poll at ffffffffc03dd0e0 [ixgbe]
#14 [ffff8a727f343e78] net_rx_action at ffffffffba639e9f
#15 [ffff8a727f343ef8] __do_softirq at ffffffffba0a0f05
#16 [ffff8a727f343f68] call_softirq at ffffffffba77832c
#17 [ffff8a727f343f80] do_softirq at ffffffffba02e675
#18 [ffff8a727f343fa0] irq_exit at ffffffffba0a1285
#19 [ffff8a727f343fb8] do_IRQ at ffffffffba7795e6
--- <IRQ stack> ---

Environment

  • Red Hat Enterprise Linux 7.6 (3.10.0-957.el7.x86_64)
  • Network adapter using paged data, probably doing GRO (Generic Receive Offload)

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