bnx2x: [bnx2x_get_regs:987(em1)]Generating register dump. Might trigger harmless GRC timeouts

Solution Verified - Updated -

Issue

  • Broadcom NIC using bnx2x module seen reporting errors when ethtool or sosreport is run:

    May 16 15:02:20 dell-per620-3 kernel: bnx2x: [bnx2x_get_regs:987(em1)]Generating register dump. Might trigger harmless GRC timeouts
    May 16 15:02:20 dell-per620-3 kernel: bnx2x: [bnx2x_attn_int_deasserted3:4342(em1)]LATCHED attention 0x04000000 (masked)
    May 16 15:02:20 dell-per620-3 kernel: bnx2x: [bnx2x_attn_int_deasserted3:4346(em1)]GRC time-out 0x010580d1
    May 16 15:02:20 dell-per620-3 kernel: bnx2x: [bnx2x_attn_int_deasserted3:4342(em1)]LATCHED attention 0x04000000 (masked)
    May 16 15:02:20 dell-per620-3 kernel: bnx2x: [bnx2x_attn_int_deasserted3:4346(em1)]GRC time-out 0x010580d1
    May 16 15:02:20 dell-per620-3 kernel: bnx2x: [bnx2x_attn_int_deasserted3:4342(em1)]LATCHED attention 0x04000000 (masked)
    May 16 15:02:20 dell-per620-3 kernel: bnx2x: [bnx2x_attn_int_deasserted3:4346(em1)]GRC time-out 0x010580d1
    May 16 15:02:20 dell-per620-3 kernel: bnx2x: [bnx2x_attn_int_deasserted3:4342(em1)]LATCHED attention 0x04000000 (masked)
    May 16 15:02:20 dell-per620-3 kernel: bnx2x: [bnx2x_attn_int_deasserted3:4346(em1)]GRC time-out 0x010580d1
    May 16 15:02:20 dell-per620-3 kernel: bnx2x: [bnx2x_attn_int_deasserted3:4342(em2)]LATCHED attention 0x80000000 (masked)
    
  • SOS Report triggers bnx2x errors.

Environment

  • Red Hat Enterprise Linux
  • Broadcom NIC
  • bnx2x module

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