syzbot

 sign-in | mailing list | source | docs
🐞 Open [993] ≡ Subsystems 🐞 Fixed [5244] 🐞 Invalid [12515] ⬇ Missing Backports [83] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes 💬 Send us feedback

memory leak in usb_set_configuration (3)

Status: fixed on 2023/02/24 13:50
Subsystems: usb
[Documentation on labels]
Reported-by: syzbot+77b432d57c4791183ed4@syzkaller.appspotmail.com
Fix commit: 945a9a8e448b media: pvrusb2: fix memory leak in pvr_probe
First crash: 696d, last: 665d
▶ ▼ Discussions (17)
Title Replies (including bot) Last reply
[PATCH 5.10 00/37] 5.10.141-rc1 review 45 (45) 2022/09/05 07:44
[PATCH 4.19 00/56] 4.19.257-rc1 review 62 (62) 2022/09/05 07:44
[PATCH 4.9 00/31] 4.9.327-rc1 review 37 (37) 2022/09/05 07:42
[PATCH 5.19 00/72] 5.19.7-rc1 review 83 (83) 2022/09/03 14:20
[PATCH 4.14 00/42] 4.14.292-rc1 review 45 (45) 2022/09/03 13:14
[PATCH 5.4 00/77] 5.4.212-rc1 review 83 (83) 2022/09/03 13:11
[PATCH 5.15 00/73] 5.15.65-rc1 review 81 (81) 2022/09/03 10:47
[PATCH AUTOSEL 5.10 01/46] drm/r128: Fix undefined behavior due to shift overflowing the constant 44 (44) 2022/08/13 13:44
[PATCH AUTOSEL 4.9 01/12] drm/r128: Fix undefined behavior due to shift overflowing the constant 14 (14) 2022/08/13 13:44
[PATCH AUTOSEL 4.19 01/14] drm/r128: Fix undefined behavior due to shift overflowing the constant 15 (15) 2022/08/13 13:43
[PATCH AUTOSEL 5.4 01/25] drm/r128: Fix undefined behavior due to shift overflowing the constant 26 (26) 2022/08/12 08:39
[PATCH AUTOSEL 4.14 01/14] drm/r128: Fix undefined behavior due to shift overflowing the constant 14 (14) 2022/08/11 16:10
[PATCH AUTOSEL 5.19 001/105] fbdev: Restart conflicting fb removal loop when unregistering devices 101 (101) 2022/08/11 15:56
[PATCH AUTOSEL 5.15 01/69] fbdev: Restart conflicting fb removal loop when unregistering devices 63 (63) 2022/08/11 15:56
[PATCH AUTOSEL 5.18 01/93] fbdev: Restart conflicting fb removal loop when unregistering devices 86 (86) 2022/08/11 15:42
[PATCH] pvrusb2: fix memory leak in pvr_probe 1 (1) 2022/06/09 07:35
[syzbot] memory leak in usb_set_configuration (3) 0 (1) 2022/06/05 03:36
▶ ▼ Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream memory leak in usb_set_configuration (2) usb C 2 993d 1101d 20/26 fixed on 2021/11/10 00:50
upstream memory leak in usb_set_configuration usb C 56 1177d 1262d 0/26 closed as dup on 2020/12/02 20:32
▶ ▼ Last patch testing requests (3)
Created Duration User Patch Repo Result
2022/06/09 07:38 8m mudongliangabcd@gmail.com https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 2a5699b0de4ee623d77f183c8e8e62691bd60a70 report log
2022/06/09 06:09 15m mudongliangabcd@gmail.com patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git -- OK log
2022/06/09 03:23 15m mudongliangabcd@gmail.com https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git -- OK log

Sample crash report:
BUG: memory leak
unreferenced object 0xffff88810d7e2800 (size 1024):
  comm "kworker/0:0", pid 6, jiffies 4294972491 (age 20.640s)
  hex dump (first 32 bytes):
    c8 db 01 0d 81 88 ff ff c8 db 01 0d 81 88 ff ff  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82d6dc08>] kmalloc include/linux/slab.h:600 [inline]
    [<ffffffff82d6dc08>] kzalloc include/linux/slab.h:733 [inline]
    [<ffffffff82d6dc08>] usb_set_configuration+0x168/0xb80 drivers/usb/core/message.c:1998
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566
    [<ffffffff82d63118>] hub_port_connect drivers/usb/core/hub.c:5363 [inline]
    [<ffffffff82d63118>] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
    [<ffffffff82d63118>] port_event drivers/usb/core/hub.c:5665 [inline]
    [<ffffffff82d63118>] hub_event+0x1668/0x21d0 drivers/usb/core/hub.c:5747
    [<ffffffff8127112f>] process_one_work+0x2bf/0x600 kernel/workqueue.c:2289
    [<ffffffff81271a59>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8127b695>] kthread+0x125/0x160 kernel/kthread.c:376

BUG: memory leak
unreferenced object 0xffff888101996800 (size 1024):
  comm "kworker/0:5", pid 3712, jiffies 4294972493 (age 20.620s)
  hex dump (first 32 bytes):
    c8 d3 01 0d 81 88 ff ff c8 d3 01 0d 81 88 ff ff  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82d6dc08>] kmalloc include/linux/slab.h:600 [inline]
    [<ffffffff82d6dc08>] kzalloc include/linux/slab.h:733 [inline]
    [<ffffffff82d6dc08>] usb_set_configuration+0x168/0xb80 drivers/usb/core/message.c:1998
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566
    [<ffffffff82d63118>] hub_port_connect drivers/usb/core/hub.c:5363 [inline]
    [<ffffffff82d63118>] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
    [<ffffffff82d63118>] port_event drivers/usb/core/hub.c:5665 [inline]
    [<ffffffff82d63118>] hub_event+0x1668/0x21d0 drivers/usb/core/hub.c:5747
    [<ffffffff8127112f>] process_one_work+0x2bf/0x600 kernel/workqueue.c:2289
    [<ffffffff81271a59>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8127b695>] kthread+0x125/0x160 kernel/kthread.c:376

BUG: memory leak
unreferenced object 0xffff88810a261ce0 (size 32):
  comm "kworker/0:5", pid 3712, jiffies 4294972493 (age 20.620s)
  hex dump (first 32 bytes):
    33 2d 31 3a 30 2e 30 00 00 00 00 00 00 00 00 00  3-1:0.0.........
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82396ccc>] kvasprintf+0x6c/0xf0 lib/kasprintf.c:25
    [<ffffffff82396da8>] kvasprintf_const+0x58/0x110 lib/kasprintf.c:49
    [<ffffffff8248d99b>] kobject_set_name_vargs+0x3b/0xe0 lib/kobject.c:257
    [<ffffffff82767123>] dev_set_name+0x63/0x90 drivers/base/core.c:3190
    [<ffffffff82d6e1e3>] usb_set_configuration+0x743/0xb80 drivers/usb/core/message.c:2105
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566

BUG: memory leak
unreferenced object 0xffff88810d7e2800 (size 1024):
  comm "kworker/0:0", pid 6, jiffies 4294972491 (age 21.680s)
  hex dump (first 32 bytes):
    c8 db 01 0d 81 88 ff ff c8 db 01 0d 81 88 ff ff  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82d6dc08>] kmalloc include/linux/slab.h:600 [inline]
    [<ffffffff82d6dc08>] kzalloc include/linux/slab.h:733 [inline]
    [<ffffffff82d6dc08>] usb_set_configuration+0x168/0xb80 drivers/usb/core/message.c:1998
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566
    [<ffffffff82d63118>] hub_port_connect drivers/usb/core/hub.c:5363 [inline]
    [<ffffffff82d63118>] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
    [<ffffffff82d63118>] port_event drivers/usb/core/hub.c:5665 [inline]
    [<ffffffff82d63118>] hub_event+0x1668/0x21d0 drivers/usb/core/hub.c:5747
    [<ffffffff8127112f>] process_one_work+0x2bf/0x600 kernel/workqueue.c:2289
    [<ffffffff81271a59>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8127b695>] kthread+0x125/0x160 kernel/kthread.c:376

BUG: memory leak
unreferenced object 0xffff888101996800 (size 1024):
  comm "kworker/0:5", pid 3712, jiffies 4294972493 (age 21.660s)
  hex dump (first 32 bytes):
    c8 d3 01 0d 81 88 ff ff c8 d3 01 0d 81 88 ff ff  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82d6dc08>] kmalloc include/linux/slab.h:600 [inline]
    [<ffffffff82d6dc08>] kzalloc include/linux/slab.h:733 [inline]
    [<ffffffff82d6dc08>] usb_set_configuration+0x168/0xb80 drivers/usb/core/message.c:1998
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566
    [<ffffffff82d63118>] hub_port_connect drivers/usb/core/hub.c:5363 [inline]
    [<ffffffff82d63118>] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
    [<ffffffff82d63118>] port_event drivers/usb/core/hub.c:5665 [inline]
    [<ffffffff82d63118>] hub_event+0x1668/0x21d0 drivers/usb/core/hub.c:5747
    [<ffffffff8127112f>] process_one_work+0x2bf/0x600 kernel/workqueue.c:2289
    [<ffffffff81271a59>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8127b695>] kthread+0x125/0x160 kernel/kthread.c:376

BUG: memory leak
unreferenced object 0xffff88810a261ce0 (size 32):
  comm "kworker/0:5", pid 3712, jiffies 4294972493 (age 21.660s)
  hex dump (first 32 bytes):
    33 2d 31 3a 30 2e 30 00 00 00 00 00 00 00 00 00  3-1:0.0.........
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82396ccc>] kvasprintf+0x6c/0xf0 lib/kasprintf.c:25
    [<ffffffff82396da8>] kvasprintf_const+0x58/0x110 lib/kasprintf.c:49
    [<ffffffff8248d99b>] kobject_set_name_vargs+0x3b/0xe0 lib/kobject.c:257
    [<ffffffff82767123>] dev_set_name+0x63/0x90 drivers/base/core.c:3190
    [<ffffffff82d6e1e3>] usb_set_configuration+0x743/0xb80 drivers/usb/core/message.c:2105
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566

BUG: memory leak
unreferenced object 0xffff88810d7e2800 (size 1024):
  comm "kworker/0:0", pid 6, jiffies 4294972491 (age 23.680s)
  hex dump (first 32 bytes):
    c8 db 01 0d 81 88 ff ff c8 db 01 0d 81 88 ff ff  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82d6dc08>] kmalloc include/linux/slab.h:600 [inline]
    [<ffffffff82d6dc08>] kzalloc include/linux/slab.h:733 [inline]
    [<ffffffff82d6dc08>] usb_set_configuration+0x168/0xb80 drivers/usb/core/message.c:1998
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566
    [<ffffffff82d63118>] hub_port_connect drivers/usb/core/hub.c:5363 [inline]
    [<ffffffff82d63118>] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
    [<ffffffff82d63118>] port_event drivers/usb/core/hub.c:5665 [inline]
    [<ffffffff82d63118>] hub_event+0x1668/0x21d0 drivers/usb/core/hub.c:5747
    [<ffffffff8127112f>] process_one_work+0x2bf/0x600 kernel/workqueue.c:2289
    [<ffffffff81271a59>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8127b695>] kthread+0x125/0x160 kernel/kthread.c:376

BUG: memory leak
unreferenced object 0xffff888101996800 (size 1024):
  comm "kworker/0:5", pid 3712, jiffies 4294972493 (age 23.660s)
  hex dump (first 32 bytes):
    c8 d3 01 0d 81 88 ff ff c8 d3 01 0d 81 88 ff ff  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82d6dc08>] kmalloc include/linux/slab.h:600 [inline]
    [<ffffffff82d6dc08>] kzalloc include/linux/slab.h:733 [inline]
    [<ffffffff82d6dc08>] usb_set_configuration+0x168/0xb80 drivers/usb/core/message.c:1998
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566
    [<ffffffff82d63118>] hub_port_connect drivers/usb/core/hub.c:5363 [inline]
    [<ffffffff82d63118>] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
    [<ffffffff82d63118>] port_event drivers/usb/core/hub.c:5665 [inline]
    [<ffffffff82d63118>] hub_event+0x1668/0x21d0 drivers/usb/core/hub.c:5747
    [<ffffffff8127112f>] process_one_work+0x2bf/0x600 kernel/workqueue.c:2289
    [<ffffffff81271a59>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8127b695>] kthread+0x125/0x160 kernel/kthread.c:376

BUG: memory leak
unreferenced object 0xffff88810a261ce0 (size 32):
  comm "kworker/0:5", pid 3712, jiffies 4294972493 (age 23.660s)
  hex dump (first 32 bytes):
    33 2d 31 3a 30 2e 30 00 00 00 00 00 00 00 00 00  3-1:0.0.........
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82396ccc>] kvasprintf+0x6c/0xf0 lib/kasprintf.c:25
    [<ffffffff82396da8>] kvasprintf_const+0x58/0x110 lib/kasprintf.c:49
    [<ffffffff8248d99b>] kobject_set_name_vargs+0x3b/0xe0 lib/kobject.c:257
    [<ffffffff82767123>] dev_set_name+0x63/0x90 drivers/base/core.c:3190
    [<ffffffff82d6e1e3>] usb_set_configuration+0x743/0xb80 drivers/usb/core/message.c:2105
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566

BUG: memory leak
unreferenced object 0xffff88810d7e2800 (size 1024):
  comm "kworker/0:0", pid 6, jiffies 4294972491 (age 24.710s)
  hex dump (first 32 bytes):
    c8 db 01 0d 81 88 ff ff c8 db 01 0d 81 88 ff ff  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82d6dc08>] kmalloc include/linux/slab.h:600 [inline]
    [<ffffffff82d6dc08>] kzalloc include/linux/slab.h:733 [inline]
    [<ffffffff82d6dc08>] usb_set_configuration+0x168/0xb80 drivers/usb/core/message.c:1998
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566
    [<ffffffff82d63118>] hub_port_connect drivers/usb/core/hub.c:5363 [inline]
    [<ffffffff82d63118>] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
    [<ffffffff82d63118>] port_event drivers/usb/core/hub.c:5665 [inline]
    [<ffffffff82d63118>] hub_event+0x1668/0x21d0 drivers/usb/core/hub.c:5747
    [<ffffffff8127112f>] process_one_work+0x2bf/0x600 kernel/workqueue.c:2289
    [<ffffffff81271a59>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8127b695>] kthread+0x125/0x160 kernel/kthread.c:376

BUG: memory leak
unreferenced object 0xffff888101996800 (size 1024):
  comm "kworker/0:5", pid 3712, jiffies 4294972493 (age 24.690s)
  hex dump (first 32 bytes):
    c8 d3 01 0d 81 88 ff ff c8 d3 01 0d 81 88 ff ff  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82d6dc08>] kmalloc include/linux/slab.h:600 [inline]
    [<ffffffff82d6dc08>] kzalloc include/linux/slab.h:733 [inline]
    [<ffffffff82d6dc08>] usb_set_configuration+0x168/0xb80 drivers/usb/core/message.c:1998
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566
    [<ffffffff82d63118>] hub_port_connect drivers/usb/core/hub.c:5363 [inline]
    [<ffffffff82d63118>] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
    [<ffffffff82d63118>] port_event drivers/usb/core/hub.c:5665 [inline]
    [<ffffffff82d63118>] hub_event+0x1668/0x21d0 drivers/usb/core/hub.c:5747
    [<ffffffff8127112f>] process_one_work+0x2bf/0x600 kernel/workqueue.c:2289
    [<ffffffff81271a59>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8127b695>] kthread+0x125/0x160 kernel/kthread.c:376

BUG: memory leak
unreferenced object 0xffff88810a261ce0 (size 32):
  comm "kworker/0:5", pid 3712, jiffies 4294972493 (age 24.690s)
  hex dump (first 32 bytes):
    33 2d 31 3a 30 2e 30 00 00 00 00 00 00 00 00 00  3-1:0.0.........
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82396ccc>] kvasprintf+0x6c/0xf0 lib/kasprintf.c:25
    [<ffffffff82396da8>] kvasprintf_const+0x58/0x110 lib/kasprintf.c:49
    [<ffffffff8248d99b>] kobject_set_name_vargs+0x3b/0xe0 lib/kobject.c:257
    [<ffffffff82767123>] dev_set_name+0x63/0x90 drivers/base/core.c:3190
    [<ffffffff82d6e1e3>] usb_set_configuration+0x743/0xb80 drivers/usb/core/message.c:2105
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566

BUG: memory leak
unreferenced object 0xffff88810d7e2800 (size 1024):
  comm "kworker/0:0", pid 6, jiffies 4294972491 (age 25.760s)
  hex dump (first 32 bytes):
    c8 db 01 0d 81 88 ff ff c8 db 01 0d 81 88 ff ff  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82d6dc08>] kmalloc include/linux/slab.h:600 [inline]
    [<ffffffff82d6dc08>] kzalloc include/linux/slab.h:733 [inline]
    [<ffffffff82d6dc08>] usb_set_configuration+0x168/0xb80 drivers/usb/core/message.c:1998
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566
    [<ffffffff82d63118>] hub_port_connect drivers/usb/core/hub.c:5363 [inline]
    [<ffffffff82d63118>] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
    [<ffffffff82d63118>] port_event drivers/usb/core/hub.c:5665 [inline]
    [<ffffffff82d63118>] hub_event+0x1668/0x21d0 drivers/usb/core/hub.c:5747
    [<ffffffff8127112f>] process_one_work+0x2bf/0x600 kernel/workqueue.c:2289
    [<ffffffff81271a59>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8127b695>] kthread+0x125/0x160 kernel/kthread.c:376

BUG: memory leak
unreferenced object 0xffff888101996800 (size 1024):
  comm "kworker/0:5", pid 3712, jiffies 4294972493 (age 25.740s)
  hex dump (first 32 bytes):
    c8 d3 01 0d 81 88 ff ff c8 d3 01 0d 81 88 ff ff  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82d6dc08>] kmalloc include/linux/slab.h:600 [inline]
    [<ffffffff82d6dc08>] kzalloc include/linux/slab.h:733 [inline]
    [<ffffffff82d6dc08>] usb_set_configuration+0x168/0xb80 drivers/usb/core/message.c:1998
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566
    [<ffffffff82d63118>] hub_port_connect drivers/usb/core/hub.c:5363 [inline]
    [<ffffffff82d63118>] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
    [<ffffffff82d63118>] port_event drivers/usb/core/hub.c:5665 [inline]
    [<ffffffff82d63118>] hub_event+0x1668/0x21d0 drivers/usb/core/hub.c:5747
    [<ffffffff8127112f>] process_one_work+0x2bf/0x600 kernel/workqueue.c:2289
    [<ffffffff81271a59>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8127b695>] kthread+0x125/0x160 kernel/kthread.c:376

BUG: memory leak
unreferenced object 0xffff88810a261ce0 (size 32):
  comm "kworker/0:5", pid 3712, jiffies 4294972493 (age 25.740s)
  hex dump (first 32 bytes):
    33 2d 31 3a 30 2e 30 00 00 00 00 00 00 00 00 00  3-1:0.0.........
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82396ccc>] kvasprintf+0x6c/0xf0 lib/kasprintf.c:25
    [<ffffffff82396da8>] kvasprintf_const+0x58/0x110 lib/kasprintf.c:49
    [<ffffffff8248d99b>] kobject_set_name_vargs+0x3b/0xe0 lib/kobject.c:257
    [<ffffffff82767123>] dev_set_name+0x63/0x90 drivers/base/core.c:3190
    [<ffffffff82d6e1e3>] usb_set_configuration+0x743/0xb80 drivers/usb/core/message.c:2105
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566

BUG: memory leak
unreferenced object 0xffff88810d7e2800 (size 1024):
  comm "kworker/0:0", pid 6, jiffies 4294972491 (age 25.800s)
  hex dump (first 32 bytes):
    c8 db 01 0d 81 88 ff ff c8 db 01 0d 81 88 ff ff  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82d6dc08>] kmalloc include/linux/slab.h:600 [inline]
    [<ffffffff82d6dc08>] kzalloc include/linux/slab.h:733 [inline]
    [<ffffffff82d6dc08>] usb_set_configuration+0x168/0xb80 drivers/usb/core/message.c:1998
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566
    [<ffffffff82d63118>] hub_port_connect drivers/usb/core/hub.c:5363 [inline]
    [<ffffffff82d63118>] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
    [<ffffffff82d63118>] port_event drivers/usb/core/hub.c:5665 [inline]
    [<ffffffff82d63118>] hub_event+0x1668/0x21d0 drivers/usb/core/hub.c:5747
    [<ffffffff8127112f>] process_one_work+0x2bf/0x600 kernel/workqueue.c:2289
    [<ffffffff81271a59>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8127b695>] kthread+0x125/0x160 kernel/kthread.c:376

BUG: memory leak
unreferenced object 0xffff888101996800 (size 1024):
  comm "kworker/0:5", pid 3712, jiffies 4294972493 (age 25.780s)
  hex dump (first 32 bytes):
    c8 d3 01 0d 81 88 ff ff c8 d3 01 0d 81 88 ff ff  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82d6dc08>] kmalloc include/linux/slab.h:600 [inline]
    [<ffffffff82d6dc08>] kzalloc include/linux/slab.h:733 [inline]
    [<ffffffff82d6dc08>] usb_set_configuration+0x168/0xb80 drivers/usb/core/message.c:1998
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566
    [<ffffffff82d63118>] hub_port_connect drivers/usb/core/hub.c:5363 [inline]
    [<ffffffff82d63118>] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
    [<ffffffff82d63118>] port_event drivers/usb/core/hub.c:5665 [inline]
    [<ffffffff82d63118>] hub_event+0x1668/0x21d0 drivers/usb/core/hub.c:5747
    [<ffffffff8127112f>] process_one_work+0x2bf/0x600 kernel/workqueue.c:2289
    [<ffffffff81271a59>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8127b695>] kthread+0x125/0x160 kernel/kthread.c:376

BUG: memory leak
unreferenced object 0xffff88810a261ce0 (size 32):
  comm "kworker/0:5", pid 3712, jiffies 4294972493 (age 25.780s)
  hex dump (first 32 bytes):
    33 2d 31 3a 30 2e 30 00 00 00 00 00 00 00 00 00  3-1:0.0.........
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82396ccc>] kvasprintf+0x6c/0xf0 lib/kasprintf.c:25
    [<ffffffff82396da8>] kvasprintf_const+0x58/0x110 lib/kasprintf.c:49
    [<ffffffff8248d99b>] kobject_set_name_vargs+0x3b/0xe0 lib/kobject.c:257
    [<ffffffff82767123>] dev_set_name+0x63/0x90 drivers/base/core.c:3190
    [<ffffffff82d6e1e3>] usb_set_configuration+0x743/0xb80 drivers/usb/core/message.c:2105
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566

BUG: memory leak
unreferenced object 0xffff88810d7e2800 (size 1024):
  comm "kworker/0:0", pid 6, jiffies 4294972491 (age 25.840s)
  hex dump (first 32 bytes):
    c8 db 01 0d 81 88 ff ff c8 db 01 0d 81 88 ff ff  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82d6dc08>] kmalloc include/linux/slab.h:600 [inline]
    [<ffffffff82d6dc08>] kzalloc include/linux/slab.h:733 [inline]
    [<ffffffff82d6dc08>] usb_set_configuration+0x168/0xb80 drivers/usb/core/message.c:1998
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566
    [<ffffffff82d63118>] hub_port_connect drivers/usb/core/hub.c:5363 [inline]
    [<ffffffff82d63118>] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
    [<ffffffff82d63118>] port_event drivers/usb/core/hub.c:5665 [inline]
    [<ffffffff82d63118>] hub_event+0x1668/0x21d0 drivers/usb/core/hub.c:5747
    [<ffffffff8127112f>] process_one_work+0x2bf/0x600 kernel/workqueue.c:2289
    [<ffffffff81271a59>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8127b695>] kthread+0x125/0x160 kernel/kthread.c:376

BUG: memory leak
unreferenced object 0xffff888101996800 (size 1024):
  comm "kworker/0:5", pid 3712, jiffies 4294972493 (age 25.820s)
  hex dump (first 32 bytes):
    c8 d3 01 0d 81 88 ff ff c8 d3 01 0d 81 88 ff ff  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82d6dc08>] kmalloc include/linux/slab.h:600 [inline]
    [<ffffffff82d6dc08>] kzalloc include/linux/slab.h:733 [inline]
    [<ffffffff82d6dc08>] usb_set_configuration+0x168/0xb80 drivers/usb/core/message.c:1998
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566
    [<ffffffff82d63118>] hub_port_connect drivers/usb/core/hub.c:5363 [inline]
    [<ffffffff82d63118>] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
    [<ffffffff82d63118>] port_event drivers/usb/core/hub.c:5665 [inline]
    [<ffffffff82d63118>] hub_event+0x1668/0x21d0 drivers/usb/core/hub.c:5747
    [<ffffffff8127112f>] process_one_work+0x2bf/0x600 kernel/workqueue.c:2289
    [<ffffffff81271a59>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8127b695>] kthread+0x125/0x160 kernel/kthread.c:376

BUG: memory leak
unreferenced object 0xffff88810a261ce0 (size 32):
  comm "kworker/0:5", pid 3712, jiffies 4294972493 (age 25.820s)
  hex dump (first 32 bytes):
    33 2d 31 3a 30 2e 30 00 00 00 00 00 00 00 00 00  3-1:0.0.........
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff82396ccc>] kvasprintf+0x6c/0xf0 lib/kasprintf.c:25
    [<ffffffff82396da8>] kvasprintf_const+0x58/0x110 lib/kasprintf.c:49
    [<ffffffff8248d99b>] kobject_set_name_vargs+0x3b/0xe0 lib/kobject.c:257
    [<ffffffff82767123>] dev_set_name+0x63/0x90 drivers/base/core.c:3190
    [<ffffffff82d6e1e3>] usb_set_configuration+0x743/0xb80 drivers/usb/core/message.c:2105
    [<ffffffff82d7ed8c>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<ffffffff82d7062c>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<ffffffff82771687>] call_driver_probe drivers/base/dd.c:542 [inline]
    [<ffffffff82771687>] really_probe.part.0+0xe7/0x340 drivers/base/dd.c:621
    [<ffffffff827719ec>] really_probe drivers/base/dd.c:583 [inline]
    [<ffffffff827719ec>] __driver_probe_device+0x10c/0x1e0 drivers/base/dd.c:754
    [<ffffffff82771aea>] driver_probe_device+0x2a/0x120 drivers/base/dd.c:784
    [<ffffffff82772306>] __device_attach_driver+0xf6/0x140 drivers/base/dd.c:901
    [<ffffffff8276e7d7>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:427
    [<ffffffff82771ed2>] __device_attach+0x122/0x260 drivers/base/dd.c:972
    [<ffffffff82770446>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:487
    [<ffffffff8276c82b>] device_add+0x5fb/0xdf0 drivers/base/core.c:3402
    [<ffffffff8449f7f3>] usb_new_device.cold+0x10f/0x58e drivers/usb/core/hub.c:2566

executing program

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/06/01 03:33 upstream 2a5699b0de4e 3666edfe .config console log report syz C ci-upstream-gce-leak memory leak in usb_set_configuration
2022/07/01 08:11 upstream 1a0e93df1e10 1434eec0 .config console log report syz ci-upstream-gce-leak memory leak in usb_set_configuration
* Struck through repros no longer work on HEAD.