kcov: collect coverage from remote threads #561
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fourkbomb
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Jul 1, 2018
When userspace unbinds gadget functions through configfs, the .free_func() callback is always invoked. (in config_usb_cfg_unlink()) Implement it as a no-op to avoid the following crash: [ 68.125679] configfs-gadget gadget: unbind function 'accessory'/ffffffc0720bf000 [ 68.133202] configfs-gadget gadget: unbind function 'audio_source'/ffffffc0012ca3c0 [ 68.142668] tegra-xudc 700d0000.usb-device: ep 0 disabled [ 68.148186] Bad mode in Synchronous Abort handler detected, code 0x86000006 [ 68.155144] CPU: 2 PID: 1 Comm: init Tainted: G U W 3.18.0-09419-g87296c3-dirty torvalds#561 [ 68.163743] Hardware name: Google Tegra210 Smaug Rev 1,3+ (DT) [ 68.169566] task: ffffffc0bc8d0000 ti: ffffffc0bc8bc000 task.ti: ffffffc0bc8bc000 [ 68.177039] PC is at 0x0 [ 68.179577] LR is at usb_put_function+0x14/0x1c .... BUG=chrome-os-partner:49140 TEST="setprop sys.usb.config accessory,audio_source" on A44 and then switch back to default: "setprop sys.usb.config mtp,adb", no crash will be seen. Change-Id: I5b6141964aab861e86e3afb139ded02d4d122dab Signed-off-by: Mark Kuo <mkuo@nvidia.com> Reviewed-on: https://chromium-review.googlesource.com/321013 Commit-Ready: Andrew Bresticker <abrestic@chromium.org> Tested-by: Andrew Bresticker <abrestic@chromium.org> Reviewed-by: Andrew Bresticker <abrestic@chromium.org>
Insei
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Jul 20, 2018
When userspace unbinds gadget functions through configfs, the .free_func() callback is always invoked. (in config_usb_cfg_unlink()) Implement it as a no-op to avoid the following crash: [ 68.125679] configfs-gadget gadget: unbind function 'accessory'/ffffffc0720bf000 [ 68.133202] configfs-gadget gadget: unbind function 'audio_source'/ffffffc0012ca3c0 [ 68.142668] tegra-xudc 700d0000.usb-device: ep 0 disabled [ 68.148186] Bad mode in Synchronous Abort handler detected, code 0x86000006 [ 68.155144] CPU: 2 PID: 1 Comm: init Tainted: G U W 3.18.0-09419-g87296c3-dirty torvalds#561 [ 68.163743] Hardware name: Google Tegra210 Smaug Rev 1,3+ (DT) [ 68.169566] task: ffffffc0bc8d0000 ti: ffffffc0bc8bc000 task.ti: ffffffc0bc8bc000 [ 68.177039] PC is at 0x0 [ 68.179577] LR is at usb_put_function+0x14/0x1c .... BUG=chrome-os-partner:49140 TEST="setprop sys.usb.config accessory,audio_source" on A44 and then switch back to default: "setprop sys.usb.config mtp,adb", no crash will be seen. Change-Id: I5b6141964aab861e86e3afb139ded02d4d122dab Signed-off-by: Mark Kuo <mkuo@nvidia.com> Reviewed-on: https://chromium-review.googlesource.com/321013 Commit-Ready: Andrew Bresticker <abrestic@chromium.org> Tested-by: Andrew Bresticker <abrestic@chromium.org> Reviewed-by: Andrew Bresticker <abrestic@chromium.org>
Insei
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Sep 28, 2018
When userspace unbinds gadget functions through configfs, the .free_func() callback is always invoked. (in config_usb_cfg_unlink()) Implement it as a no-op to avoid the following crash: [ 68.125679] configfs-gadget gadget: unbind function 'accessory'/ffffffc0720bf000 [ 68.133202] configfs-gadget gadget: unbind function 'audio_source'/ffffffc0012ca3c0 [ 68.142668] tegra-xudc 700d0000.usb-device: ep 0 disabled [ 68.148186] Bad mode in Synchronous Abort handler detected, code 0x86000006 [ 68.155144] CPU: 2 PID: 1 Comm: init Tainted: G U W 3.18.0-09419-g87296c3-dirty torvalds#561 [ 68.163743] Hardware name: Google Tegra210 Smaug Rev 1,3+ (DT) [ 68.169566] task: ffffffc0bc8d0000 ti: ffffffc0bc8bc000 task.ti: ffffffc0bc8bc000 [ 68.177039] PC is at 0x0 [ 68.179577] LR is at usb_put_function+0x14/0x1c .... BUG=chrome-os-partner:49140 TEST="setprop sys.usb.config accessory,audio_source" on A44 and then switch back to default: "setprop sys.usb.config mtp,adb", no crash will be seen. Change-Id: I5b6141964aab861e86e3afb139ded02d4d122dab Signed-off-by: Mark Kuo <mkuo@nvidia.com> Reviewed-on: https://chromium-review.googlesource.com/321013 Commit-Ready: Andrew Bresticker <abrestic@chromium.org> Tested-by: Andrew Bresticker <abrestic@chromium.org> Reviewed-by: Andrew Bresticker <abrestic@chromium.org>
vchong
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Oct 4, 2018
When userspace unbinds gadget functions through configfs, the .free_func() callback is always invoked. (in config_usb_cfg_unlink()) Implement it as a no-op to avoid the following crash: [ 68.125679] configfs-gadget gadget: unbind function 'accessory'/ffffffc0720bf000 [ 68.133202] configfs-gadget gadget: unbind function 'audio_source'/ffffffc0012ca3c0 [ 68.142668] tegra-xudc 700d0000.usb-device: ep 0 disabled [ 68.148186] Bad mode in Synchronous Abort handler detected, code 0x86000006 [ 68.155144] CPU: 2 PID: 1 Comm: init Tainted: G U W 3.18.0-09419-g87296c3-dirty torvalds#561 [ 68.163743] Hardware name: Google Tegra210 Smaug Rev 1,3+ (DT) [ 68.169566] task: ffffffc0bc8d0000 ti: ffffffc0bc8bc000 task.ti: ffffffc0bc8bc000 [ 68.177039] PC is at 0x0 [ 68.179577] LR is at usb_put_function+0x14/0x1c .... BUG=chrome-os-partner:49140 TEST="setprop sys.usb.config accessory,audio_source" on A44 and then switch back to default: "setprop sys.usb.config mtp,adb", no crash will be seen. Change-Id: I5b6141964aab861e86e3afb139ded02d4d122dab Signed-off-by: Mark Kuo <mkuo@nvidia.com> Reviewed-on: https://chromium-review.googlesource.com/321013 Commit-Ready: Andrew Bresticker <abrestic@chromium.org> Tested-by: Andrew Bresticker <abrestic@chromium.org> Reviewed-by: Andrew Bresticker <abrestic@chromium.org>
plbossart
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Nov 15, 2018
When userspace unbinds gadget functions through configfs, the .free_func() callback is always invoked. (in config_usb_cfg_unlink()) Implement it as a no-op to avoid the following crash: [ 68.125679] configfs-gadget gadget: unbind function 'accessory'/ffffffc0720bf000 [ 68.133202] configfs-gadget gadget: unbind function 'audio_source'/ffffffc0012ca3c0 [ 68.142668] tegra-xudc 700d0000.usb-device: ep 0 disabled [ 68.148186] Bad mode in Synchronous Abort handler detected, code 0x86000006 [ 68.155144] CPU: 2 PID: 1 Comm: init Tainted: G U W 3.18.0-09419-g87296c3-dirty torvalds#561 [ 68.163743] Hardware name: Google Tegra210 Smaug Rev 1,3+ (DT) [ 68.169566] task: ffffffc0bc8d0000 ti: ffffffc0bc8bc000 task.ti: ffffffc0bc8bc000 [ 68.177039] PC is at 0x0 [ 68.179577] LR is at usb_put_function+0x14/0x1c .... BUG=chrome-os-partner:49140 TEST="setprop sys.usb.config accessory,audio_source" on A44 and then switch back to default: "setprop sys.usb.config mtp,adb", no crash will be seen. Change-Id: I5b6141964aab861e86e3afb139ded02d4d122dab Signed-off-by: Mark Kuo <mkuo@nvidia.com> Reviewed-on: https://chromium-review.googlesource.com/321013 Commit-Ready: Andrew Bresticker <abrestic@chromium.org> Tested-by: Andrew Bresticker <abrestic@chromium.org> Reviewed-by: Andrew Bresticker <abrestic@chromium.org> (cherry picked from commit e7264d37e1c568a25285493e3e2d6df7e5e8d731) Signed-off-by: Guenter Roeck <groeck@chromium.org>
saiprakash-ranjan
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Aug 19, 2019
When userspace unbinds gadget functions through configfs, the .free_func() callback is always invoked. (in config_usb_cfg_unlink()) Implement it as a no-op to avoid the following crash: [ 68.125679] configfs-gadget gadget: unbind function 'accessory'/ffffffc0720bf000 [ 68.133202] configfs-gadget gadget: unbind function 'audio_source'/ffffffc0012ca3c0 [ 68.142668] tegra-xudc 700d0000.usb-device: ep 0 disabled [ 68.148186] Bad mode in Synchronous Abort handler detected, code 0x86000006 [ 68.155144] CPU: 2 PID: 1 Comm: init Tainted: G U W 3.18.0-09419-g87296c3-dirty torvalds#561 [ 68.163743] Hardware name: Google Tegra210 Smaug Rev 1,3+ (DT) [ 68.169566] task: ffffffc0bc8d0000 ti: ffffffc0bc8bc000 task.ti: ffffffc0bc8bc000 [ 68.177039] PC is at 0x0 [ 68.179577] LR is at usb_put_function+0x14/0x1c .... BUG=chrome-os-partner:49140 TEST="setprop sys.usb.config accessory,audio_source" on A44 and then switch back to default: "setprop sys.usb.config mtp,adb", no crash will be seen. Change-Id: I5b6141964aab861e86e3afb139ded02d4d122dab Signed-off-by: Mark Kuo <mkuo@nvidia.com> Reviewed-on: https://chromium-review.googlesource.com/321013 Commit-Ready: Andrew Bresticker <abrestic@chromium.org> Tested-by: Andrew Bresticker <abrestic@chromium.org> Reviewed-by: Andrew Bresticker <abrestic@chromium.org> (cherry picked from commit e7264d37e1c568a25285493e3e2d6df7e5e8d731) Signed-off-by: Guenter Roeck <groeck@chromium.org>
derkling
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to derkling/linux
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Sep 14, 2019
When userspace unbinds gadget functions through configfs, the .free_func() callback is always invoked. (in config_usb_cfg_unlink()) Implement it as a no-op to avoid the following crash: [ 68.125679] configfs-gadget gadget: unbind function 'accessory'/ffffffc0720bf000 [ 68.133202] configfs-gadget gadget: unbind function 'audio_source'/ffffffc0012ca3c0 [ 68.142668] tegra-xudc 700d0000.usb-device: ep 0 disabled [ 68.148186] Bad mode in Synchronous Abort handler detected, code 0x86000006 [ 68.155144] CPU: 2 PID: 1 Comm: init Tainted: G U W 3.18.0-09419-g87296c3-dirty torvalds#561 [ 68.163743] Hardware name: Google Tegra210 Smaug Rev 1,3+ (DT) [ 68.169566] task: ffffffc0bc8d0000 ti: ffffffc0bc8bc000 task.ti: ffffffc0bc8bc000 [ 68.177039] PC is at 0x0 [ 68.179577] LR is at usb_put_function+0x14/0x1c .... BUG=chrome-os-partner:49140 TEST="setprop sys.usb.config accessory,audio_source" on A44 and then switch back to default: "setprop sys.usb.config mtp,adb", no crash will be seen. Change-Id: I5b6141964aab861e86e3afb139ded02d4d122dab Signed-off-by: Mark Kuo <mkuo@nvidia.com> Reviewed-on: https://chromium-review.googlesource.com/321013 Commit-Ready: Andrew Bresticker <abrestic@chromium.org> Tested-by: Andrew Bresticker <abrestic@chromium.org> Reviewed-by: Andrew Bresticker <abrestic@chromium.org>
ojeda
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Nov 24, 2021
confdata: handle `S_HEX` case like the C printer
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