BUG: memory leak unreferenced object 0xffff888101113800 (size 2048): comm "kworker/0:1", pid 7, jiffies 4294956777 (age 28.870s) hex dump (first 32 bytes): ff ff ff ff 31 00 00 00 00 00 00 00 00 00 00 00 ....1........... 00 00 00 00 00 00 00 00 00 00 00 00 03 00 00 00 ................ backtrace: [] kmalloc include/linux/slab.h:554 [inline] [] kzalloc include/linux/slab.h:684 [inline] [] usb_alloc_dev+0x32/0x450 drivers/usb/core/usb.c:582 [] hub_port_connect drivers/usb/core/hub.c:5129 [inline] [] hub_port_connect_change drivers/usb/core/hub.c:5363 [inline] [] port_event drivers/usb/core/hub.c:5509 [inline] [] hub_event+0x1171/0x20c0 drivers/usb/core/hub.c:5591 [] process_one_work+0x2c9/0x600 kernel/workqueue.c:2275 [] worker_thread+0x59/0x5d0 kernel/workqueue.c:2421 [] kthread+0x178/0x1b0 kernel/kthread.c:292 [] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 BUG: memory leak unreferenced object 0xffff888111bc3980 (size 32): comm "kworker/0:1", pid 7, jiffies 4294956777 (age 28.870s) hex dump (first 32 bytes): 31 2d 31 00 00 00 00 00 00 00 00 00 00 00 00 00 1-1............. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] kvasprintf+0x6c/0xf0 lib/kasprintf.c:25 [] kvasprintf_const+0x58/0x110 lib/kasprintf.c:49 [] kobject_set_name_vargs+0x3b/0xe0 lib/kobject.c:289 [] dev_set_name+0x63/0x90 drivers/base/core.c:3028 [] usb_alloc_dev+0x1ee/0x450 drivers/usb/core/usb.c:650 [] hub_port_connect drivers/usb/core/hub.c:5129 [inline] [] hub_port_connect_change drivers/usb/core/hub.c:5363 [inline] [] port_event drivers/usb/core/hub.c:5509 [inline] [] hub_event+0x1171/0x20c0 drivers/usb/core/hub.c:5591 [] process_one_work+0x2c9/0x600 kernel/workqueue.c:2275 [] worker_thread+0x59/0x5d0 kernel/workqueue.c:2421 [] kthread+0x178/0x1b0 kernel/kthread.c:292 [] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 BUG: memory leak unreferenced object 0xffff88810dc6aa20 (size 32): comm "kworker/0:1", pid 7, jiffies 4294956824 (age 28.400s) hex dump (first 32 bytes): 80 de de 01 81 88 ff ff 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] kmalloc include/linux/slab.h:559 [inline] [] kzalloc include/linux/slab.h:684 [inline] [] usb_get_configuration+0xce/0x1dd0 drivers/usb/core/config.c:887 [] usb_enumerate_device drivers/usb/core/hub.c:2388 [inline] [] usb_new_device+0x1a9/0x2e0 drivers/usb/core/hub.c:2524 [] hub_port_connect drivers/usb/core/hub.c:5223 [inline] [] hub_port_connect_change drivers/usb/core/hub.c:5363 [inline] [] port_event drivers/usb/core/hub.c:5509 [inline] [] hub_event+0x142e/0x20c0 drivers/usb/core/hub.c:5591 [] process_one_work+0x2c9/0x600 kernel/workqueue.c:2275 [] worker_thread+0x59/0x5d0 kernel/workqueue.c:2421 [] kthread+0x178/0x1b0 kernel/kthread.c:292 [] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 BUG: memory leak unreferenced object 0xffff888110bd3c20 (size 32): comm "kworker/0:1", pid 7, jiffies 4294956849 (age 28.150s) hex dump (first 32 bytes): 73 79 7a 00 00 00 00 00 00 00 00 00 00 00 00 00 syz............. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] kmalloc include/linux/slab.h:559 [inline] [] usb_cache_string+0x8a/0xf0 drivers/usb/core/message.c:1025 [] usb_enumerate_device drivers/usb/core/hub.c:2398 [inline] [] usb_new_device+0x98/0x2e0 drivers/usb/core/hub.c:2524 [] hub_port_connect drivers/usb/core/hub.c:5223 [inline] [] hub_port_connect_change drivers/usb/core/hub.c:5363 [inline] [] port_event drivers/usb/core/hub.c:5509 [inline] [] hub_event+0x142e/0x20c0 drivers/usb/core/hub.c:5591 [] process_one_work+0x2c9/0x600 kernel/workqueue.c:2275 [] worker_thread+0x59/0x5d0 kernel/workqueue.c:2421 [] kthread+0x178/0x1b0 kernel/kthread.c:292 [] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 BUG: memory leak unreferenced object 0xffff88810d01c700 (size 256): comm "kworker/0:1", pid 7, jiffies 4294956860 (age 28.040s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 08 c7 01 0d 81 88 ff ff ................ 08 c7 01 0d 81 88 ff ff 80 a0 5e 82 ff ff ff ff ..........^..... backtrace: [] kmalloc include/linux/slab.h:554 [inline] [] kzalloc include/linux/slab.h:684 [inline] [] device_private_init drivers/base/core.c:3084 [inline] [] device_add+0x811/0xc40 drivers/base/core.c:3134 [] usb_new_device.cold+0x16a/0x582 drivers/usb/core/hub.c:2555 [] hub_port_connect drivers/usb/core/hub.c:5223 [inline] [] hub_port_connect_change drivers/usb/core/hub.c:5363 [inline] [] port_event drivers/usb/core/hub.c:5509 [inline] [] hub_event+0x142e/0x20c0 drivers/usb/core/hub.c:5591 [] process_one_work+0x2c9/0x600 kernel/workqueue.c:2275 [] worker_thread+0x59/0x5d0 kernel/workqueue.c:2421 [] kthread+0x178/0x1b0 kernel/kthread.c:292 [] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294