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From: patchwork-bot+netdevbpf@kernel.org
To: Pu Lehui <pulehui@huaweicloud.com>
Cc: bpf@vger.kernel.org, linux-riscv@lists.infradead.org,
	netdev@vger.kernel.org, bjorn@kernel.org, ast@kernel.org,
	daniel@iogearbox.net, andrii@kernel.org, martin.lau@linux.dev,
	song@kernel.org, yhs@fb.com, john.fastabend@gmail.com,
	kpsingh@kernel.org, sdf@google.com, haoluo@google.com,
	jolsa@kernel.org, palmer@dabbelt.com, luke.r.nels@gmail.com,
	pulehui@huawei.com
Subject: Re: [PATCH bpf] riscv, bpf: Fix unpredictable kernel crash about RV64 struct_ops
Date: Tue, 23 Jan 2024 22:41:21 +0000	[thread overview]
Message-ID: <170604968128.538.9171637206468068779.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20240123023207.1917284-1-pulehui@huaweicloud.com>

Hello:

This patch was applied to bpf/bpf.git (master)
by Daniel Borkmann <daniel@iogearbox.net>:

On Tue, 23 Jan 2024 02:32:07 +0000 you wrote:
> From: Pu Lehui <pulehui@huawei.com>
> 
> We encountered a kernel crash triggered by the bpf_tcp_ca testcase as
> show below:
> 
> Unable to handle kernel paging request at virtual address ff60000088554500
> Oops [#1]
> ...
> CPU: 3 PID: 458 Comm: test_progs Tainted: G           OE      6.8.0-rc1-kselftest_plain #1
> Hardware name: riscv-virtio,qemu (DT)
> epc : 0xff60000088554500
>  ra : tcp_ack+0x288/0x1232
> epc : ff60000088554500 ra : ffffffff80cc7166 sp : ff2000000117ba50
>  gp : ffffffff82587b60 tp : ff60000087be0040 t0 : ff60000088554500
>  t1 : ffffffff801ed24e t2 : 0000000000000000 s0 : ff2000000117bbc0
>  s1 : 0000000000000500 a0 : ff20000000691000 a1 : 0000000000000018
>  a2 : 0000000000000001 a3 : ff60000087be03a0 a4 : 0000000000000000
>  a5 : 0000000000000000 a6 : 0000000000000021 a7 : ffffffff8263f880
>  s2 : 000000004ac3c13b s3 : 000000004ac3c13a s4 : 0000000000008200
>  s5 : 0000000000000001 s6 : 0000000000000104 s7 : ff2000000117bb00
>  s8 : ff600000885544c0 s9 : 0000000000000000 s10: ff60000086ff0b80
>  s11: 000055557983a9c0 t3 : 0000000000000000 t4 : 000000000000ffc4
>  t5 : ffffffff8154f170 t6 : 0000000000000030
> status: 0000000200000120 badaddr: ff60000088554500 cause: 000000000000000c
> Code: c796 67d7 0000 0000 0052 0002 c13b 4ac3 0000 0000 (0001) 0000
> 
> [...]

Here is the summary with links:
  - [bpf] riscv, bpf: Fix unpredictable kernel crash about RV64 struct_ops
    https://git.kernel.org/bpf/bpf/c/1732ebc4a261

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



WARNING: multiple messages have this Message-ID (diff)
From: patchwork-bot+netdevbpf@kernel.org
To: Pu Lehui <pulehui@huaweicloud.com>
Cc: bpf@vger.kernel.org, linux-riscv@lists.infradead.org,
	netdev@vger.kernel.org, bjorn@kernel.org, ast@kernel.org,
	daniel@iogearbox.net, andrii@kernel.org, martin.lau@linux.dev,
	song@kernel.org, yhs@fb.com, john.fastabend@gmail.com,
	kpsingh@kernel.org, sdf@google.com, haoluo@google.com,
	jolsa@kernel.org, palmer@dabbelt.com, luke.r.nels@gmail.com,
	pulehui@huawei.com
Subject: Re: [PATCH bpf] riscv, bpf: Fix unpredictable kernel crash about RV64 struct_ops
Date: Tue, 23 Jan 2024 22:41:21 +0000	[thread overview]
Message-ID: <170604968128.538.9171637206468068779.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20240123023207.1917284-1-pulehui@huaweicloud.com>

Hello:

This patch was applied to bpf/bpf.git (master)
by Daniel Borkmann <daniel@iogearbox.net>:

On Tue, 23 Jan 2024 02:32:07 +0000 you wrote:
> From: Pu Lehui <pulehui@huawei.com>
> 
> We encountered a kernel crash triggered by the bpf_tcp_ca testcase as
> show below:
> 
> Unable to handle kernel paging request at virtual address ff60000088554500
> Oops [#1]
> ...
> CPU: 3 PID: 458 Comm: test_progs Tainted: G           OE      6.8.0-rc1-kselftest_plain #1
> Hardware name: riscv-virtio,qemu (DT)
> epc : 0xff60000088554500
>  ra : tcp_ack+0x288/0x1232
> epc : ff60000088554500 ra : ffffffff80cc7166 sp : ff2000000117ba50
>  gp : ffffffff82587b60 tp : ff60000087be0040 t0 : ff60000088554500
>  t1 : ffffffff801ed24e t2 : 0000000000000000 s0 : ff2000000117bbc0
>  s1 : 0000000000000500 a0 : ff20000000691000 a1 : 0000000000000018
>  a2 : 0000000000000001 a3 : ff60000087be03a0 a4 : 0000000000000000
>  a5 : 0000000000000000 a6 : 0000000000000021 a7 : ffffffff8263f880
>  s2 : 000000004ac3c13b s3 : 000000004ac3c13a s4 : 0000000000008200
>  s5 : 0000000000000001 s6 : 0000000000000104 s7 : ff2000000117bb00
>  s8 : ff600000885544c0 s9 : 0000000000000000 s10: ff60000086ff0b80
>  s11: 000055557983a9c0 t3 : 0000000000000000 t4 : 000000000000ffc4
>  t5 : ffffffff8154f170 t6 : 0000000000000030
> status: 0000000200000120 badaddr: ff60000088554500 cause: 000000000000000c
> Code: c796 67d7 0000 0000 0052 0002 c13b 4ac3 0000 0000 (0001) 0000
> 
> [...]

Here is the summary with links:
  - [bpf] riscv, bpf: Fix unpredictable kernel crash about RV64 struct_ops
    https://git.kernel.org/bpf/bpf/c/1732ebc4a261

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



_______________________________________________
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  reply	other threads:[~2024-01-23 22:41 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-23  2:32 [PATCH bpf] riscv, bpf: Fix unpredictable kernel crash about RV64 struct_ops Pu Lehui
2024-01-23  2:32 ` Pu Lehui
2024-01-23 22:41 ` patchwork-bot+netdevbpf [this message]
2024-01-23 22:41   ` patchwork-bot+netdevbpf

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