From: patchwork-bot+netdevbpf@kernel.org
To: Vladimir Oltean <vladimir.oltean@nxp.com>
Cc: netdev@vger.kernel.org, davem@davemloft.net, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, claudiu.manoil@nxp.com,
yangbo.lu@nxp.com
Subject: Re: [PATCH net] net: enetc: avoid deadlock in enetc_tx_onestep_tstamp()
Date: Sat, 14 Jan 2023 05:40:16 +0000 [thread overview]
Message-ID: <167367481671.11900.6865579468078679623.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20230112105440.1786799-1-vladimir.oltean@nxp.com>
Hello:
This patch was applied to netdev/net.git (master)
by Jakub Kicinski <kuba@kernel.org>:
On Thu, 12 Jan 2023 12:54:40 +0200 you wrote:
> This lockdep splat says it better than I could:
>
> ================================
> WARNING: inconsistent lock state
> 6.2.0-rc2-07010-ga9b9500ffaac-dirty #967 Not tainted
> --------------------------------
> inconsistent {IN-SOFTIRQ-W} -> {SOFTIRQ-ON-W} usage.
> kworker/1:3/179 [HC0[0]:SC0[0]:HE1:SE1] takes:
> ffff3ec4036ce098 (_xmit_ETHER#2){+.?.}-{3:3}, at: netif_freeze_queues+0x5c/0xc0
> {IN-SOFTIRQ-W} state was registered at:
> _raw_spin_lock+0x5c/0xc0
> sch_direct_xmit+0x148/0x37c
> __dev_queue_xmit+0x528/0x111c
> ip6_finish_output2+0x5ec/0xb7c
> ip6_finish_output+0x240/0x3f0
> ip6_output+0x78/0x360
> ndisc_send_skb+0x33c/0x85c
> ndisc_send_rs+0x54/0x12c
> addrconf_rs_timer+0x154/0x260
> call_timer_fn+0xb8/0x3a0
> __run_timers.part.0+0x214/0x26c
> run_timer_softirq+0x3c/0x74
> __do_softirq+0x14c/0x5d8
> ____do_softirq+0x10/0x20
> call_on_irq_stack+0x2c/0x5c
> do_softirq_own_stack+0x1c/0x30
> __irq_exit_rcu+0x168/0x1a0
> irq_exit_rcu+0x10/0x40
> el1_interrupt+0x38/0x64
> irq event stamp: 7825
> hardirqs last enabled at (7825): [<ffffdf1f7200cae4>] exit_to_kernel_mode+0x34/0x130
> hardirqs last disabled at (7823): [<ffffdf1f708105f0>] __do_softirq+0x550/0x5d8
> softirqs last enabled at (7824): [<ffffdf1f7081050c>] __do_softirq+0x46c/0x5d8
> softirqs last disabled at (7811): [<ffffdf1f708166e0>] ____do_softirq+0x10/0x20
>
> [...]
Here is the summary with links:
- [net] net: enetc: avoid deadlock in enetc_tx_onestep_tstamp()
https://git.kernel.org/netdev/net/c/3c463721a73b
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html
prev parent reply other threads:[~2023-01-14 5:40 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-12 10:54 [PATCH net] net: enetc: avoid deadlock in enetc_tx_onestep_tstamp() Vladimir Oltean
2023-01-12 17:48 ` Alexander H Duyck
2023-01-12 18:53 ` Vladimir Oltean
2023-01-12 21:29 ` Alexander Duyck
2023-01-12 21:36 ` Vladimir Oltean
2023-01-12 21:54 ` Alexander Duyck
2023-01-14 5:40 ` patchwork-bot+netdevbpf [this message]
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