From: patchwork-bot+netdevbpf@kernel.org
To: Andrii Nakryiko <andrii@kernel.org>
Cc: bpf@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net,
kernel-team@fb.com
Subject: Re: [PATCH bpf-next] selftests/bpf: fix strobemeta selftest regression
Date: Mon, 01 Nov 2021 16:20:08 +0000 [thread overview]
Message-ID: <163578360866.18867.12937578535017333186.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20211029182907.166910-1-andrii@kernel.org>
Hello:
This patch was applied to bpf/bpf-next.git (master)
by Daniel Borkmann <daniel@iogearbox.net>:
On Fri, 29 Oct 2021 11:29:07 -0700 you wrote:
> After most recent nightly Clang update strobemeta selftests started
> failing with the following error (relevant portion of assembly included):
>
> 1624: (85) call bpf_probe_read_user_str#114
> 1625: (bf) r1 = r0
> 1626: (18) r2 = 0xfffffffe
> 1628: (5f) r1 &= r2
> 1629: (55) if r1 != 0x0 goto pc+7
> 1630: (07) r9 += 104
> 1631: (6b) *(u16 *)(r9 +0) = r0
> 1632: (67) r0 <<= 32
> 1633: (77) r0 >>= 32
> 1634: (79) r1 = *(u64 *)(r10 -456)
> 1635: (0f) r1 += r0
> 1636: (7b) *(u64 *)(r10 -456) = r1
> 1637: (79) r1 = *(u64 *)(r10 -368)
> 1638: (c5) if r1 s< 0x1 goto pc+778
> 1639: (bf) r6 = r8
> 1640: (0f) r6 += r7
> 1641: (b4) w1 = 0
> 1642: (6b) *(u16 *)(r6 +108) = r1
> 1643: (79) r3 = *(u64 *)(r10 -352)
> 1644: (79) r9 = *(u64 *)(r10 -456)
> 1645: (bf) r1 = r9
> 1646: (b4) w2 = 1
> 1647: (85) call bpf_probe_read_user_str#114
>
> [...]
Here is the summary with links:
- [bpf-next] selftests/bpf: fix strobemeta selftest regression
https://git.kernel.org/bpf/bpf-next/c/0133c20480b1
You are awesome, thank you!
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prev parent reply other threads:[~2021-11-01 16:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-29 18:29 [PATCH bpf-next] selftests/bpf: fix strobemeta selftest regression Andrii Nakryiko
2021-10-29 19:07 ` Yonghong Song
2021-11-01 16:20 ` patchwork-bot+netdevbpf [this message]
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