BUG: memory leak unreferenced object 0xffff888108446800 (size 2048): comm "kworker/0:2", pid 4594, jiffies 4294958367 (age 16.150s) 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: [<00000000ccb5bde6>] kmalloc include/linux/slab.h:552 [inline] [<00000000ccb5bde6>] kzalloc include/linux/slab.h:664 [inline] [<00000000ccb5bde6>] usb_alloc_dev+0x32/0x450 drivers/usb/core/usb.c:582 [<0000000086bf5a88>] hub_port_connect drivers/usb/core/hub.c:5128 [inline] [<0000000086bf5a88>] hub_port_connect_change drivers/usb/core/hub.c:5362 [inline] [<0000000086bf5a88>] port_event drivers/usb/core/hub.c:5508 [inline] [<0000000086bf5a88>] hub_event+0x118d/0x20d0 drivers/usb/core/hub.c:5590 [<00000000318099b1>] process_one_work+0x27d/0x590 kernel/workqueue.c:2272 [<0000000086f8163a>] worker_thread+0x59/0x5d0 kernel/workqueue.c:2418 [<000000003e227590>] kthread+0x178/0x1b0 kernel/kthread.c:292 [<00000000ccef97f6>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 BUG: memory leak unreferenced object 0xffff88810c3c47c0 (size 32): comm "kworker/0:2", pid 4594, jiffies 4294958367 (age 16.150s) 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: [<000000004e1558ba>] kvasprintf+0x6c/0xf0 lib/kasprintf.c:25 [<000000001b2edd70>] kvasprintf_const+0x58/0x110 lib/kasprintf.c:49 [<000000007c79a75e>] kobject_set_name_vargs+0x3b/0xe0 lib/kobject.c:289 [<000000000f843da3>] dev_set_name+0x63/0x90 drivers/base/core.c:2722 [<00000000cb6a2940>] usb_alloc_dev+0x1ee/0x450 drivers/usb/core/usb.c:650 [<0000000086bf5a88>] hub_port_connect drivers/usb/core/hub.c:5128 [inline] [<0000000086bf5a88>] hub_port_connect_change drivers/usb/core/hub.c:5362 [inline] [<0000000086bf5a88>] port_event drivers/usb/core/hub.c:5508 [inline] [<0000000086bf5a88>] hub_event+0x118d/0x20d0 drivers/usb/core/hub.c:5590 [<00000000318099b1>] process_one_work+0x27d/0x590 kernel/workqueue.c:2272 [<0000000086f8163a>] worker_thread+0x59/0x5d0 kernel/workqueue.c:2418 [<000000003e227590>] kthread+0x178/0x1b0 kernel/kthread.c:292 [<00000000ccef97f6>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 BUG: memory leak unreferenced object 0xffff88810d552400 (size 1024): comm "kworker/0:2", pid 4594, jiffies 4294958412 (age 15.700s) 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: [<00000000fd33e5e1>] kmalloc include/linux/slab.h:557 [inline] [<00000000fd33e5e1>] kzalloc include/linux/slab.h:664 [inline] [<00000000fd33e5e1>] usb_get_configuration+0x9c/0x1dd0 drivers/usb/core/config.c:882 [<000000003dd6cdf2>] usb_enumerate_device drivers/usb/core/hub.c:2387 [inline] [<000000003dd6cdf2>] usb_new_device+0x1a9/0x2e0 drivers/usb/core/hub.c:2523 [<000000001180b65e>] hub_port_connect drivers/usb/core/hub.c:5222 [inline] [<000000001180b65e>] hub_port_connect_change drivers/usb/core/hub.c:5362 [inline] [<000000001180b65e>] port_event drivers/usb/core/hub.c:5508 [inline] [<000000001180b65e>] hub_event+0x144a/0x20d0 drivers/usb/core/hub.c:5590 [<00000000318099b1>] process_one_work+0x27d/0x590 kernel/workqueue.c:2272 [<0000000086f8163a>] worker_thread+0x59/0x5d0 kernel/workqueue.c:2418 [<000000003e227590>] kthread+0x178/0x1b0 kernel/kthread.c:292 [<00000000ccef97f6>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 BUG: memory leak unreferenced object 0xffff88810c3c4020 (size 32): comm "kworker/0:2", pid 4594, jiffies 4294958412 (age 15.700s) hex dump (first 32 bytes): 00 32 94 10 81 88 ff ff 00 00 00 00 00 00 00 00 .2.............. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000f6c2ada4>] kmalloc include/linux/slab.h:557 [inline] [<00000000f6c2ada4>] kzalloc include/linux/slab.h:664 [inline] [<00000000f6c2ada4>] usb_get_configuration+0xce/0x1dd0 drivers/usb/core/config.c:887 [<000000003dd6cdf2>] usb_enumerate_device drivers/usb/core/hub.c:2387 [inline] [<000000003dd6cdf2>] usb_new_device+0x1a9/0x2e0 drivers/usb/core/hub.c:2523 [<000000001180b65e>] hub_port_connect drivers/usb/core/hub.c:5222 [inline] [<000000001180b65e>] hub_port_connect_change drivers/usb/core/hub.c:5362 [inline] [<000000001180b65e>] port_event drivers/usb/core/hub.c:5508 [inline] [<000000001180b65e>] hub_event+0x144a/0x20d0 drivers/usb/core/hub.c:5590 [<00000000318099b1>] process_one_work+0x27d/0x590 kernel/workqueue.c:2272 [<0000000086f8163a>] worker_thread+0x59/0x5d0 kernel/workqueue.c:2418 [<000000003e227590>] kthread+0x178/0x1b0 kernel/kthread.c:292 [<00000000ccef97f6>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 BUG: memory leak unreferenced object 0xffff88810c3c4860 (size 32): comm "kworker/0:2", pid 4594, jiffies 4294958439 (age 15.430s) 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: [<00000000bbdb3d5c>] kmalloc include/linux/slab.h:557 [inline] [<00000000bbdb3d5c>] usb_cache_string+0x8a/0xf0 drivers/usb/core/message.c:1025 [<000000004f541603>] usb_enumerate_device drivers/usb/core/hub.c:2397 [inline] [<000000004f541603>] usb_new_device+0x98/0x2e0 drivers/usb/core/hub.c:2523 [<000000001180b65e>] hub_port_connect drivers/usb/core/hub.c:5222 [inline] [<000000001180b65e>] hub_port_connect_change drivers/usb/core/hub.c:5362 [inline] [<000000001180b65e>] port_event drivers/usb/core/hub.c:5508 [inline] [<000000001180b65e>] hub_event+0x144a/0x20d0 drivers/usb/core/hub.c:5590 [<00000000318099b1>] process_one_work+0x27d/0x590 kernel/workqueue.c:2272 [<0000000086f8163a>] worker_thread+0x59/0x5d0 kernel/workqueue.c:2418 [<000000003e227590>] kthread+0x178/0x1b0 kernel/kthread.c:292 [<00000000ccef97f6>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 BUG: memory leak unreferenced object 0xffff88810f819d00 (size 256): comm "kworker/0:2", pid 4594, jiffies 4294958450 (age 15.320s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 08 9d 81 0f 81 88 ff ff ................ 08 9d 81 0f 81 88 ff ff a0 b8 58 82 ff ff ff ff ..........X..... backtrace: [<000000006f201537>] kmalloc include/linux/slab.h:552 [inline] [<000000006f201537>] kzalloc include/linux/slab.h:664 [inline] [<000000006f201537>] device_private_init drivers/base/core.c:2778 [inline] [<000000006f201537>] device_add+0x7e8/0xc30 drivers/base/core.c:2828 [<000000008b670ac2>] usb_new_device.cold+0x166/0x578 drivers/usb/core/hub.c:2554 [<000000001180b65e>] hub_port_connect drivers/usb/core/hub.c:5222 [inline] [<000000001180b65e>] hub_port_connect_change drivers/usb/core/hub.c:5362 [inline] [<000000001180b65e>] port_event drivers/usb/core/hub.c:5508 [inline] [<000000001180b65e>] hub_event+0x144a/0x20d0 drivers/usb/core/hub.c:5590 [<00000000318099b1>] process_one_work+0x27d/0x590 kernel/workqueue.c:2272 [<0000000086f8163a>] worker_thread+0x59/0x5d0 kernel/workqueue.c:2418 [<000000003e227590>] kthread+0x178/0x1b0 kernel/kthread.c:292 [<00000000ccef97f6>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/softlockup_all_cpu_backtrace failed: No such file or directory