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Message-ID: <20171226004655.GB29494@intel.com>
Date: Tue, 26 Dec 2017 08:46:55 +0800
From: Philip Li <philip.li@...el.com>
To: Fengguang Wu <fengguang.wu@...el.com>
Cc: LKP Developer <lkp-developer@...ists.intel.com>,
LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH kernel-tests] ignore compiler errors
applied
On Mon, Dec 25, 2017 at 07:53:32PM +0800, Fengguang Wu wrote:
> This looks more like some odd compiler regression than a kernel one.
>
> Linus
>
> The original report is:
>
> To: Linus Torvalds <torvalds@...ux-foundation.org>
> Cc: LKML <linux-kernel@...r.kernel.org>
> Subject: [linus:master] BUILD REGRESSION d1f854ac240ea3928a99294390048e9b2aa6fa0e
>
> tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> branch HEAD: d1f854ac240ea3928a99294390048e9b2aa6fa0e Merge branch 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
>
> Regressions in current branch:
>
> arch/c6x/platforms/plldata.c:279:33: error: implicit declaration of function 'get_coreid'; did you mean 'get_order'? [-Werror=implicit-function-declaration]
> drivers/tty/serial/8250/8250_core.c:1094:1: error: unrecognizable insn:
> drivers/tty/serial/8250/8250_core.c:1094:1: internal compiler error: in extract_insn, at recog.c:2311
> fs//xfs/xfs_ioctl.c:1624:1: internal compiler error: in change_address_1, at emit-rtl.c:2150
> fs/xfs/xfs_ioctl.c:1629:1: internal compiler error: in change_address_1, at emit-rtl.c:2150
> Please submit a full bug report,
> {standard input}:1226: Error: displacement to undefined symbol .L329 overflows 12-bit field
> {standard input}:1233: Error: displacement to undefined symbol .L331 overflows 12-bit field
> {standard input}:1253: Error: displacement to undefined symbol .L359 overflows 12-bit field
> {standard input}:1278: Error: displacement to undefined symbol .L360 overflows 12-bit field
> {standard input}:1405: Error: displacement to undefined symbol .L255 overflows 12-bit field
> {standard input}:1408: Error: invalid operands for opcode
> {standard input}:1408: Error: missing operand
> {standard input}:1453: Error: displacement to undefined symbol .L285 overflows 12-bit field
> {standard input}:1457: Error: displacement to undefined symbol .L286 overflows 12-bit field
> {standard input}:1467: Error: displacement to undefined symbol .L257 overflows 12-bit field
> {standard input}:1893: Error: displacement to undefined symbol .L229 overflows 12-bit field
> {standard input}:199: Error: unknown opcode
> {standard input}:2013: Error: displacement to undefined symbol .L235 overflows 12-bit field
> {standard input}:9613: Error: invalid operands for opcode
> {standard input}:9613: Error: missing operand
> {standard input}: Error: open CFI at the end of file; missing .cfi_endproc directive
> verifier.c:(.text+0x31ec): undefined reference to `__multi3'
>
> Error ids grouped by kconfigs:
>
> recent_errors
> ├── c6x-evmc6472_defconfig
> │ └── arch-c6x-platforms-plldata.c:error:implicit-declaration-of-function-get_coreid-did-you-mean-get_order
> ├── cris-allyesconfig
> │ ├── drivers-tty-serial-8250_core.c:error:unrecognizable-insn:
> │ └── drivers-tty-serial-8250_core.c:internal-compiler-error:in-extract_insn-at-recog.c
> ├── mips-64r6el_defconfig
> │ └── verifier.c:(.text):undefined-reference-to-__multi3
> ├── sh-allyesconfig
> │ ├── fs-xfs-xfs_ioctl.c:internal-compiler-error:in-change_address_1-at-emit-rtl.c
> │ ├── Please-submit-a-full-bug-report
> │ ├── standard-input:Error:displacement-to-undefined-symbol-.L229-overflows-bit-field
> │ ├── standard-input:Error:displacement-to-undefined-symbol-.L235-overflows-bit-field
> │ ├── standard-input:Error:invalid-operands-for-opcode
> │ ├── standard-input:Error:missing-operand
> │ └── standard-input:Error:open-CFI-at-the-end-of-file-missing-.cfi_endproc-directive
> ├── sh-j2_defconfig
> │ └── standard-input:Error:unknown-opcode
> ├── sh-sdk7786_defconfig
> │ ├── standard-input:Error:displacement-to-undefined-symbol-.L255-overflows-bit-field
> │ ├── standard-input:Error:displacement-to-undefined-symbol-.L257-overflows-bit-field
> │ ├── standard-input:Error:displacement-to-undefined-symbol-.L285-overflows-bit-field
> │ └── standard-input:Error:displacement-to-undefined-symbol-.L286-overflows-bit-field
> └── sh-titan_defconfig
> ├── fs-xfs-xfs_ioctl.c:internal-compiler-error:in-change_address_1-at-emit-rtl.c
> ├── Please-submit-a-full-bug-report
> ├── standard-input:Error:displacement-to-undefined-symbol-.L329-overflows-bit-field
> ├── standard-input:Error:displacement-to-undefined-symbol-.L331-overflows-bit-field
> ├── standard-input:Error:displacement-to-undefined-symbol-.L359-overflows-bit-field
> ├── standard-input:Error:displacement-to-undefined-symbol-.L360-overflows-bit-field
> ├── standard-input:Error:invalid-operands-for-opcode
> └── standard-input:Error:missing-operand
>
> Signed-off-by: Fengguang Wu <fengguang.wu@...el.com>
> ---
> ignore-errors | 11 +++++++++--
> 1 file changed, 9 insertions(+), 2 deletions(-)
>
> diff --git a/ignore-errors b/ignore-errors
> index 02e0163..c56e228 100755
> --- a/ignore-errors
> +++ b/ignore-errors
> @@ -1,7 +1,9 @@
> \[-Werror\]
> \[-Werror=return-type\]
> -gcc: internal compiler error:
> +: internal compiler error:
> +Please submit a full bug report,
> error: insn does not satisfy its constraints:
> +error: unrecognizable insn:
> relocation truncated to fit:
> dangerous relocation:
> additional relocation overflows omitted from the output
> @@ -23,4 +25,9 @@ undefined reference to `_GLOBAL_OFFSET_TABLE_'
> # _____kernel-doc errors______
> error: Cannot parse struct or union
> error: Cannot parse enum
> -error: Cannot parse typedef
> \ No newline at end of file
> +error: Cannot parse typedef
> +Error: displacement to undefined symbol
> +Error: unknown opcode
> +Error: invalid operands for opcode
> +Error: missing operand
> +Error: open CFI at the end of file
> --
> 2.15.0
>
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