BUG: memory leak unreferenced object 0xffff88810c197800 (size 2048): comm "kworker/1:0", pid 19, jiffies 4294956862 (age 16.230s) 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: [<0000000076033c0f>] kmalloc include/linux/slab.h:552 [inline] [<0000000076033c0f>] kzalloc include/linux/slab.h:682 [inline] [<0000000076033c0f>] usb_alloc_dev+0x32/0x450 drivers/usb/core/usb.c:582 [<000000008ffffbb6>] hub_port_connect drivers/usb/core/hub.c:5129 [inline] [<000000008ffffbb6>] hub_port_connect_change drivers/usb/core/hub.c:5363 [inline] [<000000008ffffbb6>] port_event drivers/usb/core/hub.c:5509 [inline] [<000000008ffffbb6>] hub_event+0x1171/0x20c0 drivers/usb/core/hub.c:5591 [<00000000454c3013>] process_one_work+0x2c9/0x600 kernel/workqueue.c:2275 [<00000000a28034b2>] worker_thread+0x59/0x5d0 kernel/workqueue.c:2421 [<00000000651e0b85>] kthread+0x178/0x1b0 kernel/kthread.c:292 [<00000000d43e0e7e>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 BUG: memory leak unreferenced object 0xffff888111fc4940 (size 32): comm "kworker/1:0", pid 19, jiffies 4294956862 (age 16.230s) 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: [<00000000a6fee880>] kvasprintf+0x6c/0xf0 lib/kasprintf.c:25 [<00000000dcb9f856>] kvasprintf_const+0x58/0x110 lib/kasprintf.c:49 [<00000000297e54a9>] kobject_set_name_vargs+0x3b/0xe0 lib/kobject.c:289 [<000000004cc2d93b>] dev_set_name+0x63/0x90 drivers/base/core.c:2895 [<00000000bcb3d176>] usb_alloc_dev+0x1ee/0x450 drivers/usb/core/usb.c:650 [<000000008ffffbb6>] hub_port_connect drivers/usb/core/hub.c:5129 [inline] [<000000008ffffbb6>] hub_port_connect_change drivers/usb/core/hub.c:5363 [inline] [<000000008ffffbb6>] port_event drivers/usb/core/hub.c:5509 [inline] [<000000008ffffbb6>] hub_event+0x1171/0x20c0 drivers/usb/core/hub.c:5591 [<00000000454c3013>] process_one_work+0x2c9/0x600 kernel/workqueue.c:2275 [<00000000a28034b2>] worker_thread+0x59/0x5d0 kernel/workqueue.c:2421 [<00000000651e0b85>] kthread+0x178/0x1b0 kernel/kthread.c:292 [<00000000d43e0e7e>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 BUG: memory leak unreferenced object 0xffff88810ae46800 (size 1024): comm "kworker/1:0", pid 19, jiffies 4294956912 (age 15.730s) hex dump (first 32 bytes): 09 02 48 00 01 00 00 00 00 00 00 00 00 00 00 00 ..H............. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000091b6819d>] kmalloc include/linux/slab.h:557 [inline] [<0000000091b6819d>] kzalloc include/linux/slab.h:682 [inline] [<0000000091b6819d>] usb_get_configuration+0x9c/0x1dd0 drivers/usb/core/config.c:882 [<00000000dea76cf0>] usb_enumerate_device drivers/usb/core/hub.c:2388 [inline] [<00000000dea76cf0>] usb_new_device+0x1a9/0x2e0 drivers/usb/core/hub.c:2524 [<00000000a04b5326>] hub_port_connect drivers/usb/core/hub.c:5223 [inline] [<00000000a04b5326>] hub_port_connect_change drivers/usb/core/hub.c:5363 [inline] [<00000000a04b5326>] port_event drivers/usb/core/hub.c:5509 [inline] [<00000000a04b5326>] hub_event+0x142e/0x20c0 drivers/usb/core/hub.c:5591 [<00000000454c3013>] process_one_work+0x2c9/0x600 kernel/workqueue.c:2275 [<00000000a28034b2>] worker_thread+0x59/0x5d0 kernel/workqueue.c:2421 [<00000000651e0b85>] kthread+0x178/0x1b0 kernel/kthread.c:292 [<00000000d43e0e7e>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 BUG: memory leak unreferenced object 0xffff888111fc4160 (size 32): comm "kworker/1:0", pid 19, jiffies 4294956953 (age 15.320s) 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: [<000000005ecb292a>] kmalloc include/linux/slab.h:557 [inline] [<000000005ecb292a>] usb_cache_string+0x8a/0xf0 drivers/usb/core/message.c:1025 [<00000000154b2130>] usb_enumerate_device drivers/usb/core/hub.c:2401 [inline] [<00000000154b2130>] usb_new_device+0xc4/0x2e0 drivers/usb/core/hub.c:2524 [<00000000a04b5326>] hub_port_connect drivers/usb/core/hub.c:5223 [inline] [<00000000a04b5326>] hub_port_connect_change drivers/usb/core/hub.c:5363 [inline] [<00000000a04b5326>] port_event drivers/usb/core/hub.c:5509 [inline] [<00000000a04b5326>] hub_event+0x142e/0x20c0 drivers/usb/core/hub.c:5591 [<00000000454c3013>] process_one_work+0x2c9/0x600 kernel/workqueue.c:2275 [<00000000a28034b2>] worker_thread+0x59/0x5d0 kernel/workqueue.c:2421 [<00000000651e0b85>] kthread+0x178/0x1b0 kernel/kthread.c:292 [<00000000d43e0e7e>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 BUG: memory leak unreferenced object 0xffff88810e50c900 (size 256): comm "kworker/1:0", pid 19, jiffies 4294956956 (age 15.290s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 08 c9 50 0e 81 88 ff ff ..........P..... 08 c9 50 0e 81 88 ff ff f0 6b 5a 82 ff ff ff ff ..P......kZ..... backtrace: [<00000000b769e6dc>] kmalloc include/linux/slab.h:552 [inline] [<00000000b769e6dc>] kzalloc include/linux/slab.h:682 [inline] [<00000000b769e6dc>] device_private_init drivers/base/core.c:2951 [inline] [<00000000b769e6dc>] device_add+0x7fa/0xc30 drivers/base/core.c:3001 [<00000000afb16e94>] usb_new_device.cold+0x16a/0x582 drivers/usb/core/hub.c:2555 [<00000000a04b5326>] hub_port_connect drivers/usb/core/hub.c:5223 [inline] [<00000000a04b5326>] hub_port_connect_change drivers/usb/core/hub.c:5363 [inline] [<00000000a04b5326>] port_event drivers/usb/core/hub.c:5509 [inline] [<00000000a04b5326>] hub_event+0x142e/0x20c0 drivers/usb/core/hub.c:5591 [<00000000454c3013>] process_one_work+0x2c9/0x600 kernel/workqueue.c:2275 [<00000000a28034b2>] worker_thread+0x59/0x5d0 kernel/workqueue.c:2421 [<00000000651e0b85>] kthread+0x178/0x1b0 kernel/kthread.c:292 [<00000000d43e0e7e>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296