tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v4.19 head: 9e2bc4bf4e64f995c3c3b3a264450cfe5da4aad7 commit: 89c9dfb4bded8b2a9803f63f421d4787bfdaf1f3 [1607/1677] usb: dwc3: Add support for masking phy reset signal config: i386-randconfig-a004-201940 (attached as .config) compiler: gcc-5 (Ubuntu 5.5.0-12ubuntu1) 5.5.0 20171010 reproduce: git checkout 89c9dfb4bded8b2a9803f63f421d4787bfdaf1f3 # save the attached .config to linux build tree make ARCH=i386 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): ld: drivers/usb/dwc3/gadget.o: in function `dwc3_simple_wakeup_capable': ld: drivers/usb/dwc3/gadget.o: in function `dwc3_set_simple_data': ld: drivers/usb/dwc3/gadget.o: in function `dwc3_simple_check_quirks': drivers/usb/dwc3/core.h:1418: multiple definition of `dwc3_simple_check_quirks'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.h:1418: first defined here ld: drivers/usb/dwc3/gadget.o: in function `dwc3_set_usb_core_power': drivers/usb/dwc3/core.h:1420: multiple definition of `dwc3_set_usb_core_power'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.h:1420: first defined here ld: drivers/usb/dwc3/gadget.o: in function `dwc3_mask_phy_reset': drivers/usb/dwc3/core.h:1422: multiple definition of `dwc3_mask_phy_reset'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.h:1422: first defined here ld: drivers/usb/dwc3/ep0.o: in function `dwc3_simple_wakeup_capable': drivers/usb/dwc3/ep0.c:596: multiple definition of `dwc3_simple_wakeup_capable'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.c:535: first defined here ld: drivers/usb/dwc3/ep0.o: in function `dwc3_set_simple_data': drivers/usb/dwc3/ep0.c:596: multiple definition of `dwc3_set_simple_data'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.c:535: first defined here ld: drivers/usb/dwc3/ep0.o: in function `dwc3_simple_check_quirks': drivers/usb/dwc3/core.h:1418: multiple definition of `dwc3_simple_check_quirks'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.h:1418: first defined here ld: drivers/usb/dwc3/ep0.o: in function `dwc3_set_usb_core_power': drivers/usb/dwc3/core.h:1420: multiple definition of `dwc3_set_usb_core_power'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.h:1420: first defined here ld: drivers/usb/dwc3/ep0.o: in function `dwc3_mask_phy_reset': drivers/usb/dwc3/core.h:1422: multiple definition of `dwc3_mask_phy_reset'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.h:1422: first defined here ld: drivers/usb/dwc3/gadget_hibernation.o: in function `dwc3_simple_wakeup_capable': gadget_hibernation.c:(.text+0x0): multiple definition of `dwc3_simple_wakeup_capable'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.c:535: first defined here ld: drivers/usb/dwc3/gadget_hibernation.o: in function `dwc3_set_simple_data': gadget_hibernation.c:(.text+0x5): multiple definition of `dwc3_set_simple_data'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.c:535: first defined here ld: drivers/usb/dwc3/gadget_hibernation.o: in function `dwc3_simple_check_quirks': drivers/usb/dwc3/core.h:1418: multiple definition of `dwc3_simple_check_quirks'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.h:1418: first defined here ld: drivers/usb/dwc3/gadget_hibernation.o: in function `dwc3_set_usb_core_power': drivers/usb/dwc3/core.h:1420: multiple definition of `dwc3_set_usb_core_power'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.h:1420: first defined here ld: drivers/usb/dwc3/gadget_hibernation.o: in function `dwc3_mask_phy_reset': drivers/usb/dwc3/core.h:1422: multiple definition of `dwc3_mask_phy_reset'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.h:1422: first defined here ld: drivers/usb/dwc3/debugfs.o: in function `dwc3_simple_wakeup_capable': drivers/usb/dwc3/debugfs.c:559: multiple definition of `dwc3_simple_wakeup_capable'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.c:535: first defined here ld: drivers/usb/dwc3/debugfs.o: in function `dwc3_set_simple_data': drivers/usb/dwc3/debugfs.c:559: multiple definition of `dwc3_set_simple_data'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.c:535: first defined here ld: drivers/usb/dwc3/debugfs.o: in function `dwc3_simple_check_quirks': drivers/usb/dwc3/core.h:1418: multiple definition of `dwc3_simple_check_quirks'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.h:1418: first defined here ld: drivers/usb/dwc3/debugfs.o: in function `dwc3_set_usb_core_power': drivers/usb/dwc3/core.h:1420: multiple definition of `dwc3_set_usb_core_power'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.h:1420: first defined here ld: drivers/usb/dwc3/debugfs.o: in function `dwc3_mask_phy_reset': drivers/usb/dwc3/core.h:1422: multiple definition of `dwc3_mask_phy_reset'; drivers/usb/dwc3/core.o:drivers/usb/dwc3/core.h:1422: first defined here vim +2335 drivers/usb/dwc3/gadget.c 72246da40f3719a Felipe Balbi 2011-08-19 2309 72246da40f3719a Felipe Balbi 2011-08-19 2310 static void dwc3_gadget_free_endpoints(struct dwc3 *dwc) 72246da40f3719a Felipe Balbi 2011-08-19 2311 { 72246da40f3719a Felipe Balbi 2011-08-19 2312 struct dwc3_ep *dep; 72246da40f3719a Felipe Balbi 2011-08-19 2313 u8 epnum; 72246da40f3719a Felipe Balbi 2011-08-19 2314 72246da40f3719a Felipe Balbi 2011-08-19 2315 for (epnum = 0; epnum < DWC3_ENDPOINTS_NUM; epnum++) { 72246da40f3719a Felipe Balbi 2011-08-19 2316 dep = dwc->eps[epnum]; 6a1e3ef45fb0c4d Felipe Balbi 2011-05-05 2317 if (!dep) 6a1e3ef45fb0c4d Felipe Balbi 2011-05-05 2318 continue; 5bf8fae33d14cc5 George Cherian 2013-05-27 2319 /* 5bf8fae33d14cc5 George Cherian 2013-05-27 2320 * Physical endpoints 0 and 1 are special; they form the 5bf8fae33d14cc5 George Cherian 2013-05-27 2321 * bi-directional USB endpoint 0. 5bf8fae33d14cc5 George Cherian 2013-05-27 2322 * 5bf8fae33d14cc5 George Cherian 2013-05-27 2323 * For those two physical endpoints, we don't allocate a TRB 5bf8fae33d14cc5 George Cherian 2013-05-27 2324 * pool nor do we add them the endpoints list. Due to that, we 5bf8fae33d14cc5 George Cherian 2013-05-27 2325 * shouldn't do these two operations otherwise we would end up 5bf8fae33d14cc5 George Cherian 2013-05-27 2326 * with all sorts of bugs when removing dwc3.ko. 5bf8fae33d14cc5 George Cherian 2013-05-27 2327 */ 5bf8fae33d14cc5 George Cherian 2013-05-27 2328 if (epnum != 0 && epnum != 1) { 72246da40f3719a Felipe Balbi 2011-08-19 2329 dwc3_free_trb_pool(dep); 72246da40f3719a Felipe Balbi 2011-08-19 2330 list_del(&dep->endpoint.ep_list); 5bf8fae33d14cc5 George Cherian 2013-05-27 2331 } 72246da40f3719a Felipe Balbi 2011-08-19 2332 72246da40f3719a Felipe Balbi 2011-08-19 2333 kfree(dep); 72246da40f3719a Felipe Balbi 2011-08-19 2334 } 72246da40f3719a Felipe Balbi 2011-08-19 @2335 } 72246da40f3719a Felipe Balbi 2011-08-19 2336 :::::: The code at line 2335 was first introduced by commit :::::: 72246da40f3719af3bfd104a2365b32537c27d83 usb: Introduce DesignWare USB3 DRD Driver :::::: TO: Felipe Balbi <balbi(a)ti.com&gt; :::::: CC: Greg Kroah-Hartman <gregkh(a)suse.de&gt; --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation