Re: [PATCH net] stmmac: intel: Configure EHL PSE0 GbE and PSE1 GbE to 32 bits DMA addressing

[patchwork-bot+netdevbpf@kernel.org]

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Tue, 26 Jan 2021 18:08:44 +0800 you wrote:
> From: Voon Weifeng <weifeng.voon@intel.com>
> 
> Fix an issue where dump stack is printed and Reset Adapter occurs when
> PSE0 GbE or/and PSE1 GbE is/are enabled. EHL PSE0 GbE and PSE1 GbE use
> 32 bits DMA addressing whereas EHL PCH GbE uses 64 bits DMA addressing.
> 
> [   25.535095] ------------[ cut here ]------------
> [   25.540276] NETDEV WATCHDOG: enp0s29f2 (intel-eth-pci): transmit queue 2 timed out
> [   25.548749] WARNING: CPU: 2 PID: 0 at net/sched/sch_generic.c:443 dev_watchdog+0x259/0x260
> [   25.558004] Modules linked in: 8021q bnep bluetooth ecryptfs snd_hda_codec_hdmi intel_gpy marvell intel_ishtp_loader intel_ishtp_hid iTCO_wdt mei_hdcp iTCO_vendor_support x86_pkg_temp_thermal kvm_intel dwmac_intel stmmac kvm igb pcs_xpcs irqbypass phylink snd_hda_intel intel_rapl_msr pcspkr dca snd_hda_codec i915 i2c_i801 i2c_smbus libphy intel_ish_ipc snd_hda_core mei_me intel_ishtp mei spi_dw_pci 8250_lpss spi_dw thermal dw_dmac_core parport_pc tpm_crb tpm_tis parport tpm_tis_core tpm intel_pmc_core sch_fq_codel uhid fuse configfs snd_sof_pci snd_sof_intel_byt snd_sof_intel_ipc snd_sof_intel_hda_common snd_sof_xtensa_dsp snd_sof snd_soc_acpi_intel_match snd_soc_acpi snd_intel_dspcfg ledtrig_audio snd_soc_core snd_compress ac97_bus snd_pcm snd_timer snd soundcore
> [   25.633795] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G     U            5.11.0-rc4-intel-lts-MISMAIL5+ #5
> [   25.644306] Hardware name: Intel Corporation Elkhart Lake Embedded Platform/ElkhartLake LPDDR4x T4 RVP1, BIOS EHLSFWI1.R00.2434.A00.2010231402 10/23/2020
> [   25.659674] RIP: 0010:dev_watchdog+0x259/0x260
> [   25.664650] Code: e8 3b 6b 60 ff eb 98 4c 89 ef c6 05 ec e7 bf 00 01 e8 fb e5 fa ff 89 d9 4c 89 ee 48 c7 c7 78 31 d2 9e 48 89 c2 e8 79 1b 18 00 <0f> 0b e9 77 ff ff ff 0f 1f 44 00 00 48 c7 47 08 00 00 00 00 48 c7
> [   25.685647] RSP: 0018:ffffb7ca80160eb8 EFLAGS: 00010286
> [   25.691498] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000103
> [   25.699483] RDX: 0000000080000103 RSI: 00000000000000f6 RDI: 00000000ffffffff
> [   25.707465] RBP: ffff985709ce0440 R08: 0000000000000000 R09: c0000000ffffefff
> [   25.715455] R10: ffffb7ca80160cf0 R11: ffffb7ca80160ce8 R12: ffff985709ce039c
> [   25.723438] R13: ffff985709ce0000 R14: 0000000000000008 R15: ffff9857068af940
> [   25.731425] FS:  0000000000000000(0000) GS:ffff985864300000(0000) knlGS:0000000000000000
> [   25.740481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [   25.746913] CR2: 00005567f8bb76b8 CR3: 00000001f8e0a000 CR4: 0000000000350ee0
> [   25.754900] Call Trace:
> [   25.757631]  <IRQ>
> [   25.759891]  ? qdisc_put_unlocked+0x30/0x30
> [   25.764565]  ? qdisc_put_unlocked+0x30/0x30
> [   25.769245]  call_timer_fn+0x2e/0x140
> [   25.773346]  run_timer_softirq+0x1f3/0x430
> [   25.777932]  ? __hrtimer_run_queues+0x12c/0x2c0
> [   25.783005]  ? ktime_get+0x3e/0xa0
> [   25.786812]  __do_softirq+0xa6/0x2ef
> [   25.790816]  asm_call_irq_on_stack+0xf/0x20
> [   25.795501]  </IRQ>
> [   25.797852]  do_softirq_own_stack+0x5d/0x80
> [   25.802538]  irq_exit_rcu+0x94/0xb0
> [   25.806475]  sysvec_apic_timer_interrupt+0x42/0xc0
> [   25.811836]  asm_sysvec_apic_timer_interrupt+0x12/0x20
> [   25.817586] RIP: 0010:cpuidle_enter_state+0xd9/0x370
> [   25.823142] Code: 85 c0 0f 8f 0a 02 00 00 31 ff e8 22 d5 7e ff 45 84 ff 74 12 9c 58 f6 c4 02 0f 85 47 02 00 00 31 ff e8 7b a0 84 ff fb 45 85 f6 <0f> 88 ab 00 00 00 49 63 ce 48 2b 2c 24 48 89 c8 48 6b d1 68 48 c1
> [   25.844140] RSP: 0018:ffffb7ca800f7e80 EFLAGS: 00000206
> [   25.849996] RAX: ffff985864300000 RBX: 0000000000000003 RCX: 000000000000001f
> [   25.857975] RDX: 00000005f2028ea8 RSI: ffffffff9ec5907f RDI: ffffffff9ec62a5d
> [   25.865961] RBP: 00000005f2028ea8 R08: 0000000000000000 R09: 0000000000029d00
> [   25.873947] R10: 000000137b0e0508 R11: ffff9858643294e4 R12: ffff9858643336d0
> [   25.881935] R13: ffffffff9ef74b00 R14: 0000000000000003 R15: 0000000000000000
> [   25.889918]  cpuidle_enter+0x29/0x40
> [   25.893922]  do_idle+0x24a/0x290
> [   25.897536]  cpu_startup_entry+0x19/0x20
> [   25.901930]  start_secondary+0x128/0x160
> [   25.906326]  secondary_startup_64_no_verify+0xb0/0xbb
> [   25.911983] ---[ end trace b4c0c8195d0ba61f ]---
> [   25.917193] intel-eth-pci 0000:00:1d.2 enp0s29f2: Reset adapter.
> 
> [...]

Here is the summary with links:
  - [net] stmmac: intel: Configure EHL PSE0 GbE and PSE1 GbE to 32 bits DMA addressing
    https://git.kernel.org/netdev/net/c/7cfc4486e7ea

You are awesome, thank you!
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