From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jacek Anaszewski Subject: Re: Runtime warning in next-20151117 due to 'leds: gpio: Remove work queue' Date: Wed, 18 Nov 2015 10:32:56 +0100 Message-ID: <564C45C8.4070204@samsung.com> References: <564BE47C.7050006@roeck-us.net> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mailout4.w1.samsung.com ([210.118.77.14]:42802 "EHLO mailout4.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932429AbbKRJdA (ORCPT ); Wed, 18 Nov 2015 04:33:00 -0500 Received: from eucpsbgm1.samsung.com (unknown [203.254.199.244]) by mailout4.w1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NY0008OG7UXJ180@mailout4.w1.samsung.com> for linux-next@vger.kernel.org; Wed, 18 Nov 2015 09:32:57 +0000 (GMT) In-reply-to: <564BE47C.7050006@roeck-us.net> Sender: linux-next-owner@vger.kernel.org List-ID: To: Guenter Roeck Cc: "linux-next@vger.kernel.org" , Stephen Rothwell Hi Guenter, Thanks for the notification. I've applied relevant fix. Best Regards, Jacek Anaszewski On 11/18/2015 03:37 AM, Guenter Roeck wrote: > Hi, > > I see the following runtime warning in next-20151117. > > Building arm:beagle:multi_v7_defconfig:omap3-beagle: > ... > [ 1.590000] usb 1-2: new full-speed USB device number 3 using ohci-omap3 > [ 1.805000] input: QEMU QEMU USB Keyboard as > /devices/platform/68000000.ocp/48064000.usbhshost/48064400.ohci/usb1/1-2/1-2:1.0/0003:0627:0001.0002/input/input2 > > [ 1.860000] hid-generic 0003:0627:0001.0002: input: USB HID v1.11 > Keyboard [QEMU QEMU USB Keyboard] on usb-48064400.ohci-2/input0 > [ 3.565000] ------------[ cut here ]------------ > [ 3.565000] WARNING: CPU: 0 PID: 84 at drivers/gpio/gpiolib.c:1520 > gpiod_set_value+0x54/0x5c() > [ 3.565000] Modules linked in: > [ 3.565000] CPU: 0 PID: 84 Comm: reboot Not tainted > 4.4.0-rc1-next-20151117 #1 > [ 3.565000] Hardware name: Generic OMAP3-GP (Flattened Device Tree) > [ 3.565000] [] (unwind_backtrace) from [] > (show_stack+0x10/0x14) > [ 3.565000] [] (show_stack) from [] > (dump_stack+0x78/0x94) > [ 3.565000] [] (dump_stack) from [] > (warn_slowpath_common+0x74/0xb0) > [ 3.565000] [] (warn_slowpath_common) from [] > (warn_slowpath_null+0x1c/0x24) > [ 3.565000] [] (warn_slowpath_null) from [] > (gpiod_set_value+0x54/0x5c) > [ 3.565000] [] (gpiod_set_value) from [] > (gpio_led_shutdown+0x30/0x40) > [ 3.565000] [] (gpio_led_shutdown) from [] > (platform_drv_shutdown+0x20/0x30) > [ 3.565000] [] (platform_drv_shutdown) from [] > (device_shutdown+0x34/0x1a4) > [ 3.565000] [] (device_shutdown) from [] > (kernel_restart+0xc/0x50) > [ 3.570000] [] (kernel_restart) from [] > (SyS_reboot+0x1a8/0x1d4) > [ 3.570000] [] (SyS_reboot) from [] > (ret_fast_syscall+0x0/0x3c) > [ 3.570000] ---[ end trace 4270a2eb0aad5079 ]--- > [ 3.570000] reboot: Restarting system > > Bisect points to 'leds: gpio: Remove work queue'. > > A complete log is available at > http://server.roeck-us.net:8010/builders/qemu-arm-next/builds/321/steps/qemubuildcommand/logs/stdio > > > Guenter > > > --- > Bisect log: > > # bad: [e483c0d725bc7f806f96231a0d5ac894c70fd3aa] Add linux-next > specific files for 20151117 > # good: [8005c49d9aea74d382f474ce11afbbc7d7130bec] Linux 4.4-rc1 > git bisect start 'HEAD' 'v4.4-rc1' > # good: [96c7c9e458879b621ff8b6c54e188dc5403a2beb] Merge remote-tracking > branch 'drm-misc/topic/drm-misc' > git bisect good 96c7c9e458879b621ff8b6c54e188dc5403a2beb > # good: [4811789503d16510a8a6610fb6c4097e1efa6312] staging: unisys: > visorbus: visorbus_main.c: made checkpatch warning-f > ree > git bisect good 4811789503d16510a8a6610fb6c4097e1efa6312 > # good: [552db025f5d9966a49b332eaf6eeb9e385db5bb1] Merge remote-tracking > branch 'rcu/rcu/next' > git bisect good 552db025f5d9966a49b332eaf6eeb9e385db5bb1 > # good: [35c3cb10f6e1e9739c8ae430a944670275195dfb] mm: increase > SWAP_CLUSTER_MAX to batch TLB flushes > git bisect good 35c3cb10f6e1e9739c8ae430a944670275195dfb > # bad: [127d113cacba40b537916d397cd601789f0e7078] Merge remote-tracking > branch 'staging/staging-next' > git bisect bad 127d113cacba40b537916d397cd601789f0e7078 > # good: [8d66e9f1d85155b70791cc356fb1c11b347c5f95] leds: regulator: > Remove work queue > git bisect good 8d66e9f1d85155b70791cc356fb1c11b347c5f95 > # bad: [650c0ccc5fd643bbfe6a5efa4bacbf088efbbab7] Merge remote-tracking > branch 'leds/for-next' > git bisect bad 650c0ccc5fd643bbfe6a5efa4bacbf088efbbab7 > # good: [e637f7ab5e70d7705c8c5ee5c3a4a6a714a05556] Merge remote-tracking > branch 'regmap/for-next' > git bisect good e637f7ab5e70d7705c8c5ee5c3a4a6a714a05556 > # bad: [5c084d38025f04a1689cca0645d2481811194e7d] leds: lm355x: Remove > work queue > git bisect bad 5c084d38025f04a1689cca0645d2481811194e7d > # bad: [c0e1a1fb0287f4f06a8c1b3b82736a191a14f974] leds: gpio: Remove > work queue > git bisect bad c0e1a1fb0287f4f06a8c1b3b82736a191a14f974 > # good: [90830ae406578803e45bff88596915d21e5d253a] leds: wm8350: Remove > work queue > git bisect good 90830ae406578803e45bff88596915d21e5d253a > # first bad commit: [c0e1a1fb0287f4f06a8c1b3b82736a191a14f974] leds: > gpio: Remove work queue > -- Best Regards, Jacek Anaszewski