Message-ID: <CAK8P3a1PpGBnZZpptKuoSujJ2Tu4Y2TrHOK8UCV_zuPmtENp3A@mail.gmail.com>
Date:   Wed, 3 Jan 2018 01:19:09 +0100
From:   Arnd Bergmann <arnd@...db.de>
To:     "kernelci.org bot" <bot@...nelci.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Sasha Levin <alexander.levin@...izon.com>
Cc:     Kernel Build Reports Mailman List 
        <kernel-build-reports@...ts.linaro.org>,
        "# 4.1.x" <stable@...r.kernel.org>
Subject: Re: stable/linux-4.1.y build: 169 builds: 2 failed, 167 passed, 13
 errors, 253 warnings (v4.1.48)

On Wed, Dec 20, 2017 at 11:49 PM, kernelci.org bot <bot@...nelci.org> wrote:

> Errors summary:
> 1 arch/mips/sgi-ip22/Platform:29: *** gcc doesn't support needed option -mr10k-cache-barrier=store. Stop.

This needs a backport of

c018595d83a3 ("MIPS: ip22: Fix ip28 build for modern gcc")

> 6 include/linux/irqdesc.h:94:33: error: 'NR_IRQS' undeclared here (not in a function)
> 1 arch/mips/jz4740/gpio.c:46:32: error: initializer element is not constant
> 1 arch/mips/jz4740/gpio.c:45:32: error: initializer element is not constant
> 1 arch/mips/jz4740/gpio.c:44:32: error: initializer element is not constant
> 1 arch/mips/jz4740/gpio.c:43:32: error: initializer element is not constant
> 1 arch/mips/jz4740/gpio.c:426:14: error: implicit declaration of function 'JZ4740_IRQ_INTC_GPIO' [-Werror=implicit-function-declaration]
> 1 arch/mips/jz4740/gpio.c:268:9: error: implicit declaration of function 'JZ4740_IRQ_GPIO' [-Werror=implicit-function-declaration]

Not sure, may have been fixed by

832f5dacfa0b ("MIPS: Remove all the uses of custom gpio.h")

which doesn't look appropriate for stable backports

> Warnings summary:
> 81 include/linux/blkdev.h:624:26: warning: switch condition has boolean value [-Wswitch-bool]
> 23 drivers/mtd/mtd_blkdevs.c:100:2: warning: switch condition has boolean value [-Wswitch-bool]

10fbd36e362a ("blk: rq_data_dir() should not return a boolean")

> 35 mm/page_alloc.c:5435:34: warning: array subscript is below array bounds [-Warray-bounds]

I think this was fixed by

90cae1fe1c35 ("mm/init: fix zone boundary creation")
which was intended to address another problem but got backported to 4.4

> 20 arch/arm/include/asm/cmpxchg.h:122:3: warning: value computed is not used [-Wunused-value]
> 5 arch/arm/include/asm/cmpxchg.h:205:3: warning: value computed is not used [-Wunused-value]

d975440bf80c ("asm-generic: cmpxchg: avoid warnings from macro-ized
cmpxchg() implementations")

> 10 drivers/rtc/rtc-pcf8563.c:444:5: warning: 'alm_pending' may be used uninitialized in this function [-Wmaybe-uninitialized]

cd1420d3a909 ("rtc: pfc8563: fix uninitialized variable warning")

> 6 crypto/wp512.c:987:1: warning: the frame size of 1112 bytes is larger than 1024 bytes [-Wframe-larger-than=]
> 1 crypto/wp512.c:987:1: warning: the frame size of 1344 bytes is larger than 1024 bytes [-Wframe-larger-than=]
> 1 crypto/wp512.c:987:1: warning: the frame size of 1280 bytes is larger than 1024 bytes [-Wframe-larger-than=]
> 1 crypto/wp512.c:987:1: warning: the frame size of 1152 bytes is larger than 1024 bytes [-Wframe-larger-than=]
> 1 crypto/wp512.c:987:1: warning: the frame size of 1144 bytes is larger than 1024 bytes [-Wframe-larger-than=]
> 1 crypto/wp512.c:987:1: warning: the frame size of 1120 bytes is larger than 1024 bytes [-Wframe-larger-than=]
> 1 crypto/serpent_generic.c:436:1: warning: the frame size of 1472 bytes is larger than 1024 bytes [-Wframe-larger-than=]
> 1 crypto/serpent_generic.c:436:1: warning: the frame size of 1456 bytes is larger than 1024 bytes [-Wframe-larger-than=]
7d6e9105026 ("crypto: improve gcc optimization flags for serpent and wp512")

> 4 fs/nfsd/nfs4state.c:3962:3: warning: 'old_deny_bmap' may be used uninitialized in this function [-Wmaybe-uninitialized]

6ac75368e1a6 ("nfsd: work around a gcc-5.1 warning")

> 3 drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c:1478:8: warning: 'skb' may be used uninitialized in this function [-Wmaybe-uninitialized]

22f44150aad7 ("brcmfmac: avoid gcc-5.1 warning")

> 2 lib/iommu-common.c:15:24: warning: large integer implicitly truncated to unsigned type [-Woverflow]

447f6a95a9c8 ("lib/iommu-common.c: do not use 0xffffffffffffffffl for
computing align_mask")

> 2 drivers/hid/hid-input.c:1163:67: warning: logical not is only applied to the left hand side of comparison [-Wlogical-not-parentheses]

09a5c34e8d6b ("HID: hid-input: Add parentheses to quell gcc warning")

> 2 drivers/atm/iphase.c:1176:12: warning: this 'if' clause does not guard... [-Wmisleading-indentation]

cbb41b91e68a ("atm: iphase: fix misleading indention")

> 2 arch/x86/include/asm/msr.h:209:23: warning: right shift count >= width of type [-Wshift-count-overflow]

cf991de2f614 ("x86/asm/msr: Make wrmsrl_safe() a function")
47edb65178cb ("x86/asm/msr: Make wrmsrl() a function")

> 1 fs/gfs2/dir.c:978:8: warning: 'leaf_no' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1 fs/gfs2/dir.c:759:9: warning: 'leaf_no' may be used uninitialized in this function [-Wmaybe-uninitialized]

d39cb4a59729 ("gfs2: avoid uninitialized variable warning")

> 1 drivers/net/ethernet/ti/cpmac.c:1238:2: warning: #warning FIXME: unhardcode gpio&reset bits [-Wcpp]

d43e6fb4ac4a ("cpmac: remove hopeless #warning")


> 1 drivers/scsi/mvsas/mv_sas.c:736:3: warning: this 'else' clause does not guard... [-Wmisleading-indentation]

7789cd39274c ("mvsas: fix misleading indentation")

> 1 drivers/scsi/bfa/bfa_ioc.c:3673:4: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
> 1 drivers/scsi/bfa/bfa_ioc.c:3665:3: warning: this 'if' clause does not guard... [-Wmisleading-indentation]

b7f4d6343820 ("bfa: Fix indentation")

> 1 arch/mips/ralink/rt305x.c:94:13: warning: 'rt305x_wdt_reset' defined but not used [-Wunused-function]

886f9c69fc68 ("MIPS: ralink: Remove unused rt*_wdt_reset functions")


> 1 arch/mips/ralink/prom.c:65:2: warning: 'argv' is used uninitialized in this function [-Wuninitialized]
> 1 arch/mips/ralink/prom.c:65:2: warning: 'argc' is used uninitialized in this function [-Wuninitialized]

9c48568b3692 ("MIPS: ralink: Cosmetic change to prom_init().")

> 1 arch/mips/dec/int-handler.S:198: Warning: macro instruction expanded into multiple instructions in a branch delay slot
> 1 arch/mips/dec/int-handler.S:149: Warning: macro instruction expanded into multiple instructions in a branch delay slot

3021773c7c3e ("MIPS: DEC: Avoid la pseudo-instruction in delay slots")

> 1 arch/arm/kernel/head-nommu.S:167: Warning: Use of r13 as a source register is deprecated when r15 is the destination register.

970d96f9a81b ("ARM: 8383/1: nommu: avoid deprecated source register on mov")

> 1 .config:871:warning: override: NOHIGHMEM changes choice state
> 1 .config:870:warning: override: SLOB changes choice state
> 1 .config:868:warning: override: KERNEL_XZ changes choice state
> 1 .config:829:warning: override: SLOB changes choice state
> 1 .config:827:warning: override: KERNEL_XZ changes choice state
> 1 .config:794:warning: override: SLOB changes choice state
> 1 .config:771:warning: override: SLOB changes choice state

236dec051078 ("kconfig: tinyconfig: provide whole choice blocks to
avoid warnings")

> 1 drivers/scsi/be2iscsi/be_main.c:3168:18: warning: logical not is only applied to the left hand side of comparison [-Wlogical-not-parentheses]

dd29dae00d39 ("be2iscsi: Fix bogus WARN_ON length check")

> 1 drivers/scsi/aic94xx/aic94xx_sds.c:597:2: warning: 'offs' may be used uninitialized in this function [-Wmaybe-uninitialized]

36dd5acd1965 ("aic94xx: Skip reading user settings if flash is not found")

> 1 drivers/rtc/rtc-armada38x.c:91:22: warning: unused variable 'flags' [-Wunused-variable]

d80238bbcad3 ("rtc: armada38x: Remove unused variable from
armada38x_rtc_set_time()")

> 1 drivers/net/wireless/iwlegacy/3945.c:1022:5: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses]

2cce76c3fab4 ("iwlegacy: avoid warning about missing braces")

> 1 drivers/net/ethernet/neterion/vxge/vxge-main.c:2149:13: warning: 'adaptive_coalesce_rx_interrupts' defined but not used [-Wunused-function]
> 1 drivers/net/ethernet/neterion/vxge/vxge-main.c:2121:13: warning: 'adaptive_coalesce_tx_interrupts' defined but not used [-Wunused-function]

57e7c8cef224 ("net: vxge: avoid unused function warnings")

> 1 drivers/net/ethernet/dec/tulip/winbond-840.c:910:2: warning: #warning Processor architecture undefined [-Wcpp]

de92718883dd ("net: tulip: turn compile-time warning into dev_warn()")

> 1 drivers/net/ethernet/dec/tulip/uli526x.c:1086:4: warning: this 'else' clause does not guard... [-Wmisleading-indentation]

e1395a321eab ("drivers/net/ethernet/dec/tulip/uli526x.c: fix
misleading indentation in uli526x_timer")

> 1 drivers/mtd/maps/pmcmsp-flash.c:149:30: warning: passing argument 1 of 'strncpy' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]

79ad07d45743 ("mtd: pmcmsp-flash: Allocating too much in init_msp_flash()")
906b268477bc ("mtd: pmcmsp: use kstrndup instead of kmalloc+strncpy")

> 1 drivers/media/platform/coda/./trace.h:12:0: warning: "TRACE_SYSTEM_STRING" redefined
> 1 include/trace/ftrace.h:28:0: warning: "TRACE_SYSTEM_STRING" redefined

ae1c75d6ce3a ("[media] coda: remove extraneous TRACE_SYSTEM_STRING")

> 1 drivers/net/fddi/defxx.c:595:10: warning: '*((void *)&bar_len+8)' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1 drivers/net/fddi/defxx.c:595:10: warning: '*((void *)&bar_len+4)' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1 drivers/net/fddi/defxx.c:594:5: warning: '*((void *)&bar_start+8)' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1 drivers/net/fddi/defxx.c:594:5: warning: '*((void *)&bar_start+4)' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1 drivers/net/fddi/defxx.c:586:10: warning: 'bar_start' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1 drivers/net/fddi/defxx.c:586:10: warning: 'bar_len' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1 drivers/net/fddi/defxx.c:583:10: warning: 'bar_start' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1 drivers/net/fddi/defxx.c:583:10: warning: 'bar_len' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1 drivers/net/fddi/defxx.c:3720:5: warning: '*((void *)&bar_start+8)' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1 drivers/net/fddi/defxx.c:3720:5: warning: '*((void *)&bar_start+16)' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1 include/linux/ioport.h:199:37: warning: 'bar_start' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1 include/linux/ioport.h:198:33: warning: 'bar_start' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1 include/linux/ioport.h:198:33: warning: 'bar_len' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1 include/linux/ioport.h:198:33: warning: '*((void *)&bar_len+8)' may be used uninitialized in this function [-Wmaybe-uninitialized]
> 1 include/linux/ioport.h:198:33: warning: '*((void *)&bar_len+16)' may be used uninitialized in this function [-Wmaybe-uninitialized]

62f2aaabcf41 ("defxx: fix build warning")

> 1 include/linux/kernel.h:729:17: warning: comparison of distinct pointer types lacks a cast
> 1 include/asm-generic/div64.h:43:28: warning: comparison of distinct pointer types lacks a cast

30544af54837 ("e1000e: fix call to do_div() to use u64 arg")

> 1 drivers/scsi/megaraid/megaraid_sas_fusion.c:1723:3: warning: this 'if' clause does not guard... [-Wmisleading-indentation]

4a5c814d9339 ("megaraid_sas : Add separate functions for building
sysPD IOs and non RW LDIOs")

not sure if that is appropriate for stable or even applies.

     Arnd

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