Re: [PATCH bpf-next] selftests/bpf: fix strobemeta selftest regression
From: patchwork-bot+netdevbpf@kernel.org
Date: 2021-11-01 16:20:11
Hello: This patch was applied to bpf/bpf-next.git (master) by Daniel Borkmann [off-list ref]: 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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