memory leak in atusb

memory leak in atusb_probe
Status: upstream: reported C repro on 2020/11/13 17:17
Reported-by: syzbot+28a246747e0a465127f3@syzkaller.appspotmail.com
First crash: 114d, last: 12d

Sample crash report:

BUG: memory leak
unreferenced object 0xffff88810b875240 (size 192):
  comm "kworker/1:1", pid 34, jiffies 4294942114 (age 8.270s)
  hex dump (first 32 bytes):
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 58 52 87 0b 81 88 ff ff  ........XR......
  backtrace:
    [<0000000091a11043>] kmalloc include/linux/slab.h:559 [inline]
    [<0000000091a11043>] usb_alloc_urb+0x66/0xe0 drivers/usb/core/urb.c:74
    [<00000000db374a91>] atusb_alloc_urbs drivers/net/ieee802154/atusb.c:362 [inline]
    [<00000000db374a91>] atusb_probe+0x158/0x820 drivers/net/ieee802154/atusb.c:1038
    [<00000000c68495ef>] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396
    [<00000000a2333bd8>] really_probe+0x159/0x4a0 drivers/base/dd.c:554
    [<0000000022c3078a>] driver_probe_device+0x84/0x100 drivers/base/dd.c:740
    [<000000001b14af52>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:846
    [<0000000088f8e356>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:431
    [<00000000025bd3cf>] __device_attach+0x122/0x250 drivers/base/dd.c:914
    [<0000000080ab8544>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:491
    [<00000000cae7951f>] device_add+0x5be/0xc30 drivers/base/core.c:3115
    [<000000009b46a939>] usb_set_configuration+0x9d9/0xb90 drivers/usb/core/message.c:2164
    [<000000000451cc71>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<00000000f09cfcf2>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<00000000a2333bd8>] really_probe+0x159/0x4a0 drivers/base/dd.c:554
    [<0000000022c3078a>] driver_probe_device+0x84/0x100 drivers/base/dd.c:740
    [<000000001b14af52>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:846

BUG: memory leak
unreferenced object 0xffff88811021a300 (size 192):
  comm "kworker/1:1", pid 34, jiffies 4294942114 (age 8.270s)
  hex dump (first 32 bytes):
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 18 a3 21 10 81 88 ff ff  ..........!.....
  backtrace:
    [<0000000091a11043>] kmalloc include/linux/slab.h:559 [inline]
    [<0000000091a11043>] usb_alloc_urb+0x66/0xe0 drivers/usb/core/urb.c:74
    [<00000000db374a91>] atusb_alloc_urbs drivers/net/ieee802154/atusb.c:362 [inline]
    [<00000000db374a91>] atusb_probe+0x158/0x820 drivers/net/ieee802154/atusb.c:1038
    [<00000000c68495ef>] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396
    [<00000000a2333bd8>] really_probe+0x159/0x4a0 drivers/base/dd.c:554
    [<0000000022c3078a>] driver_probe_device+0x84/0x100 drivers/base/dd.c:740
    [<000000001b14af52>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:846
    [<0000000088f8e356>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:431
    [<00000000025bd3cf>] __device_attach+0x122/0x250 drivers/base/dd.c:914
    [<0000000080ab8544>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:491
    [<00000000cae7951f>] device_add+0x5be/0xc30 drivers/base/core.c:3115
    [<000000009b46a939>] usb_set_configuration+0x9d9/0xb90 drivers/usb/core/message.c:2164
    [<000000000451cc71>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<00000000f09cfcf2>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<00000000a2333bd8>] really_probe+0x159/0x4a0 drivers/base/dd.c:554
    [<0000000022c3078a>] driver_probe_device+0x84/0x100 drivers/base/dd.c:740
    [<000000001b14af52>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:846

BUG: memory leak
unreferenced object 0xffff88810fc9aa80 (size 192):
  comm "kworker/1:1", pid 34, jiffies 4294942114 (age 8.270s)
  hex dump (first 32 bytes):
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 98 aa c9 0f 81 88 ff ff  ................
  backtrace:
    [<0000000091a11043>] kmalloc include/linux/slab.h:559 [inline]
    [<0000000091a11043>] usb_alloc_urb+0x66/0xe0 drivers/usb/core/urb.c:74
    [<00000000db374a91>] atusb_alloc_urbs drivers/net/ieee802154/atusb.c:362 [inline]
    [<00000000db374a91>] atusb_probe+0x158/0x820 drivers/net/ieee802154/atusb.c:1038
    [<00000000c68495ef>] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396
    [<00000000a2333bd8>] really_probe+0x159/0x4a0 drivers/base/dd.c:554
    [<0000000022c3078a>] driver_probe_device+0x84/0x100 drivers/base/dd.c:740
    [<000000001b14af52>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:846
    [<0000000088f8e356>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:431
    [<00000000025bd3cf>] __device_attach+0x122/0x250 drivers/base/dd.c:914
    [<0000000080ab8544>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:491
    [<00000000cae7951f>] device_add+0x5be/0xc30 drivers/base/core.c:3115
    [<000000009b46a939>] usb_set_configuration+0x9d9/0xb90 drivers/usb/core/message.c:2164
    [<000000000451cc71>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<00000000f09cfcf2>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<00000000a2333bd8>] really_probe+0x159/0x4a0 drivers/base/dd.c:554
    [<0000000022c3078a>] driver_probe_device+0x84/0x100 drivers/base/dd.c:740
    [<000000001b14af52>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:846

Crashes (66):
Manager	Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	Title
ci-upstream-gce-leak	2021/02/23 20:25	upstream	3b9cdafb	fcc6d71b	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/19 20:36	upstream	f40ddce8	f689d40a	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/18 10:35	upstream	f40ddce8	14052202	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/17 15:15	upstream	f40ddce8	052f8d9f	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/17 10:12	upstream	f40ddce8	052f8d9f	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/15 05:42	upstream	f40ddce8	98682e5e	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/14 19:29	upstream	358fecee	98682e5e	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/14 03:55	upstream	ac30d8ce	98682e5e	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/13 13:58	upstream	c6d8570e	98682e5e	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/12 12:42	upstream	dcc0b490	a5f86b15	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/12 12:13	upstream	dcc0b490	a5f86b15	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/09 04:45	upstream	e0756cfc	2bd9619f	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/08 17:32	upstream	92bf2261	2ce644fc	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/07 10:16	upstream	825b5991	2ce644fc	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/04 02:10	upstream	3afe9076	624dad51	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/03 02:54	upstream	3aaf0a27	624dad51	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/02 01:09	upstream	1048ba83	e6b95f32	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/02/01 10:10	upstream	1048ba83	fc9fd31e	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/01/31 15:10	upstream	6642d600	fc9fd31e	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/01/31 05:21	upstream	8c947645	fc9fd31e	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/01/30 14:37	upstream	0e9bcda5	fc9fd31e	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/01/29 19:46	upstream	bec4c296	6593fd32	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/01/29 19:16	upstream	bec4c296	6593fd32	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/01/29 16:23	upstream	bec4c296	6593fd32	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/01/28 21:48	upstream	e5ff2cb9	7df34f59	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/01/28 06:11	upstream	76c057c8	eefc07f2	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/01/27 11:31	upstream	2ab38c17	a0ebf917	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/01/27 03:57	upstream	13391c60	55a7d4df	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/01/25 21:14	upstream	6ee1d745	52e37319	.config	log	report	syz	C	memory leak in atusb_probe
ci-upstream-gce-leak	2021/01/10 08:08	upstream	2ff90100	2c1f2513	.config	log	report	syz	C
ci-upstream-gce-leak	2021/01/09 23:20	upstream	996e435f	2c1f2513	.config	log	report	syz	C
ci-upstream-gce-leak	2021/01/09 13:32	upstream	996e435f	a6c52263	.config	log	report	syz	C
ci-upstream-gce-leak	2021/01/07 23:08	upstream	71c061d2	c104d4a3	.config	log	report	syz	C
ci-upstream-gce-leak	2021/01/07 22:49	upstream	71c061d2	c104d4a3	.config	log	report	syz	C
ci-upstream-gce-leak	2021/01/07 22:23	upstream	71c061d2	c104d4a3	.config	log	report	syz	C
ci-upstream-gce-leak	2021/01/04 23:32	upstream	36bbbd0e	2a28ff1f	.config	log	report	syz	C
ci-upstream-gce-leak	2021/01/04 04:01	upstream	e71ba945	79264ae3	.config	log	report	syz	C
ci-upstream-gce-leak	2021/01/02 01:32	upstream	eda809ae	79264ae3	.config	log	report	syz	C
ci-upstream-gce-leak	2021/01/01 04:46	upstream	f6e1ea19	79264ae3	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/30 19:58	upstream	139711f0	ecb8c012	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/30 06:09	upstream	139711f0	0fa352f2	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/29 17:58	upstream	dea8dcf2	80910769	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/28 18:45	upstream	5c8fe583	8259d56c	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/27 17:05	upstream	f838f8d2	2242f77f	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/27 05:40	upstream	f838f8d2	821e0b09	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/26 23:57	upstream	40f78232	821e0b09	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/26 08:27	upstream	5814bc2d	821e0b09	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/25 14:20	upstream	71c5f031	b982b3ea	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/23 13:35	upstream	614cb589	c2c1d1dd	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/23 03:48	upstream	614cb589	04201c06	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/21 21:18	upstream	e37b12e4	04201c06	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/20 11:46	upstream	467f8165	04201c06	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/18 23:49	upstream	a409ed15	04201c06	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/17 18:34	upstream	accefff5	04201c06	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/16 06:34	upstream	d635a69d	f213e07e	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/15 10:43	upstream	148842c9	97183ed7	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/08 19:22	upstream	cd796ed3	a7f7f4a4	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/04 20:40	upstream	e87297fa	20366b87	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/02 08:18	upstream	509a1542	c42a35e9	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/01 16:32	upstream	b6505459	07bfe8a5	.config	log	report	syz	C
ci-upstream-gce-leak	2020/12/01 13:02	upstream	b6505459	b3a34598	.config	log	report	syz	C
ci-upstream-gce-leak	2020/11/30 13:00	upstream	b6505459	a0092f9d	.config	log	report	syz	C
ci-upstream-gce-leak	2020/11/29 04:35	upstream	45e885c4	a0092f9d	.config	log	report	syz	C
ci-upstream-gce-leak	2020/11/24 06:03	upstream	d5beb314	1ab681a4	.config	log	report	syz	C
ci-upstream-gce-leak	2020/11/17 15:22	upstream	9c87c9f4	bd2a760b	.config	log	report	syz	C
ci-upstream-gce-leak	2020/11/13 00:37	upstream	af5043c8	16fca0c8	.config	log	report	syz	C