INFO: task hung in sisusb

INFO: task hung in sisusb_open
Status: upstream: reported on 2020/07/06 15:22
Reported-by: syzbot+fd9d03311cdce9a9ec36@syzkaller.appspotmail.com
First crash: 713d, last: 2d16h

Sample crash report:

INFO: task syz-executor.1:3505 blocked for more than 143 seconds.
      Not tainted 5.14.0-rc1-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:29128 pid: 3505 ppid:  4474 flags:0x00000004
Call Trace:
 context_switch kernel/sched/core.c:4683 [inline]
 __schedule+0x941/0x22b0 kernel/sched/core.c:5940
 schedule+0xcf/0x270 kernel/sched/core.c:6019
 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:6078
 __mutex_lock_common kernel/locking/mutex.c:1036 [inline]
 __mutex_lock+0x786/0x1060 kernel/locking/mutex.c:1104
 sisusb_open+0xb2/0x4d0 drivers/usb/misc/sisusbvga/sisusb.c:2396
 usb_open+0x204/0x2e0 drivers/usb/core/file.c:48
 chrdev_open+0x266/0x770 fs/char_dev.c:414
 do_dentry_open+0x4c3/0x1110 fs/open.c:826
 do_open fs/namei.c:3374 [inline]
 path_openat+0x1c23/0x27f0 fs/namei.c:3507
 do_filp_open+0x1aa/0x400 fs/namei.c:3534
 do_sys_openat2+0x16d/0x420 fs/open.c:1204
 do_sys_open fs/open.c:1220 [inline]
 __do_sys_openat fs/open.c:1236 [inline]
 __se_sys_openat fs/open.c:1231 [inline]
 __x64_sys_openat+0x13f/0x1f0 fs/open.c:1231
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4196d4
RSP: 002b:00007f296dfa1cc0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004196d4
RDX: 0000000000000002 RSI: 00007f296dfa1d60 RDI: 00000000ffffff9c
RBP: 00007f296dfa1d60 R08: 0000000000000000 R09: 000000000000000f
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
R13: 00007ffcbee1aebf R14: 00007f296dfa2300 R15: 0000000000022000
INFO: task syz-executor.4:3535 blocked for more than 143 seconds.
      Not tainted 5.14.0-rc1-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4  state:D stack:29120 pid: 3535 ppid:  4928 flags:0x00004004
Call Trace:
 context_switch kernel/sched/core.c:4683 [inline]
 __schedule+0x941/0x22b0 kernel/sched/core.c:5940
 schedule+0xcf/0x270 kernel/sched/core.c:6019
 schedule_preempt_disabled+0xc/0x20 kernel/sched/core.c:6078
 __mutex_lock_common kernel/locking/mutex.c:1036 [inline]
 __mutex_lock+0x786/0x1060 kernel/locking/mutex.c:1104
 sisusb_open+0xb2/0x4d0 drivers/usb/misc/sisusbvga/sisusb.c:2396
 usb_open+0x204/0x2e0 drivers/usb/core/file.c:48
 chrdev_open+0x266/0x770 fs/char_dev.c:414
 do_dentry_open+0x4c3/0x1110 fs/open.c:826
 do_open fs/namei.c:3374 [inline]
 path_openat+0x1c23/0x27f0 fs/namei.c:3507
 do_filp_open+0x1aa/0x400 fs/namei.c:3534
 do_sys_openat2+0x16d/0x420 fs/open.c:1204
 do_sys_open fs/open.c:1220 [inline]
 __do_sys_openat fs/open.c:1236 [inline]
 __se_sys_openat fs/open.c:1231 [inline]
 __x64_sys_openat+0x13f/0x1f0 fs/open.c:1231
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4196d4
RSP: 002b:00007f7e5968dcc0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004196d4
RDX: 0000000000000002 RSI: 00007f7e5968dd60 RDI: 00000000ffffff9c
RBP: 00007f7e5968dd60 R08: 0000000000000000 R09: 000000000000000f
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002
R13: 00007ffe3aa09d2f R14: 00007f7e5968e300 R15: 0000000000022000

Showing all locks held in the system:
1 lock held by khungtaskd/1206:
 #0: ffffffff8767e500 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x269 kernel/locking/lockdep.c:6446
2 locks held by in:imklog/4304:
 #0: ffff888108966af0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 fs/file.c:974
 #1: ffff8881f684f4d8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested kernel/sched/core.c:460 [inline]
 #1: ffff8881f684f4d8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock kernel/sched/sched.h:1307 [inline]
 #1: ffff8881f684f4d8 (&rq->__lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1610 [inline]
 #1: ffff8881f684f4d8 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x24c/0x22b0 kernel/sched/core.c:5854
6 locks held by kworker/1:6/7368:
 #0: ffff88810a01c938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
 #0: ffff88810a01c938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic64_set include/asm-generic/atomic-instrumented.h:620 [inline]
 #0: ffff88810a01c938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/asm-generic/atomic-long.h:41 [inline]
 #0: ffff88810a01c938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:617 [inline]
 #0: ffff88810a01c938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:644 [inline]
 #0: ffff88810a01c938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x871/0x15b0 kernel/workqueue.c:2247
 #1: ffffc90005877db0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8a5/0x15b0 kernel/workqueue.c:2251
 #2: ffff88810f9b8220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:754 [inline]
 #2: ffff88810f9b8220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4330 drivers/usb/core/hub.c:5614
 #3: ffff888115482220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:754 [inline]
 #3: ffff888115482220 (&dev->mutex){....}-{3:3}, at: usb_disconnect.cold+0x43/0x78e drivers/usb/core/hub.c:2212
 #4: ffff8881427941a8 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:754 [inline]
 #4: ffff8881427941a8 (&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1028 [inline]
 #4: ffff8881427941a8 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal drivers/base/dd.c:1229 [inline]
 #4: ffff8881427941a8 (&dev->mutex){....}-{3:3}, at: device_release_driver+0x1c/0x40 drivers/base/dd.c:1255
 #5: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_deregister_dev+0xaa/0x320 drivers/usb/core/file.c:239
2 locks held by agetty/25214:
 #0: ffff888105d8c098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:252
 #1: ffffc9000534b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xcf0/0x1230 drivers/tty/n_tty.c:2113
2 locks held by syz-executor.0/3500:
 #0: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_open+0x24/0x2e0 drivers/usb/core/file.c:39
 #1: ffff8881110fa8d0 (&(sisusb->lock)){+.+.}-{3:3}, at: sisusb_open+0xb2/0x4d0 drivers/usb/misc/sisusbvga/sisusb.c:2396
2 locks held by syz-executor.1/3505:
 #0: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_open+0x24/0x2e0 drivers/usb/core/file.c:39
 #1: ffff8881110fa8d0 (&(sisusb->lock)){+.+.}-{3:3}, at: sisusb_open+0xb2/0x4d0 drivers/usb/misc/sisusbvga/sisusb.c:2396
2 locks held by syz-executor.4/3535:
 #0: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_open+0x24/0x2e0 drivers/usb/core/file.c:39
 #1: ffff8881110fa8d0 (&(sisusb->lock)){+.+.}-{3:3}, at: sisusb_open+0xb2/0x4d0 drivers/usb/misc/sisusbvga/sisusb.c:2396

=============================================

NMI backtrace for cpu 1
CPU: 1 PID: 1206 Comm: khungtaskd Not tainted 5.14.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:105
 nmi_cpu_backtrace.cold+0x46/0xe0 lib/nmi_backtrace.c:105
 nmi_trigger_cpumask_backtrace+0x1da/0x200 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:210 [inline]
 watchdog+0xcf4/0xf90 kernel/hung_task.c:295
 kthread+0x3c0/0x4a0 kernel/kthread.c:319
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 2650 Comm: systemd-journal Not tainted 5.14.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:lock_release+0x50/0x6e0 kernel/locking/lockdep.c:5633
Code: 24 08 48 c7 44 24 10 b3 8a b5 41 48 c1 ed 03 48 c7 44 24 18 50 be 1d 87 48 01 e8 48 c7 44 24 20 a0 32 28 81 c7 00 f1 f1 f1 f1 <c7> 40 04 f1 f1 04 f2 c7 40 08 04 f3 f3 f3 65 48 8b 04 25 28 00 00
RSP: 0018:ffffc90000227908 EFLAGS: 00000282
RAX: fffff52000044f23 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff8881157f0000 RSI: ffffffff8154da33 RDI: ffffffff8767e500
RBP: 1ffff92000044f23 R08: 0000000000000000 R09: 0000000000000001
R10: ffffffff8154da2b R11: 0000000000000000 R12: ffffffff8767e500
R13: 0000000000001000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f3e7e43f8c0(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3e7ac5d000 CR3: 000000010f93f000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rcu_lock_release include/linux/rcupdate.h:272 [inline]
 rcu_read_unlock include/linux/rcupdate.h:720 [inline]
 find_get_entries+0x65c/0x840 mm/filemap.c:2003
 shmem_undo_range+0x4ea/0x1080 mm/shmem.c:968
 shmem_truncate_range mm/shmem.c:1030 [inline]
 shmem_setattr+0x59f/0x8f0 mm/shmem.c:1091
 notify_change+0xb28/0x10f0 fs/attr.c:398
 do_truncate+0x13c/0x200 fs/open.c:64
 do_sys_ftruncate+0x73b/0x8a0 fs/open.c:196
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f3e7d701ec7
Code: 73 01 c3 48 8b 0d d1 5f 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 4d 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d a1 5f 2b 00 f7 d8 64 89 01 48
RSP: 002b:00007ffc55c0b828 EFLAGS: 00000202 ORIG_RAX: 000000000000004d
RAX: ffffffffffffffda RBX: 00007ffc55c0b860 RCX: 00007f3e7d701ec7
RDX: 00005624321c5e80 RSI: 0000000001000000 RDI: 0000000000000010
RBP: 00007ffc55c0b858 R08: 0000000000000008 R09: 00005624321c625c
R10: 00005624321c61e0 R11: 0000000000000202 R12: 00005624321c61e0
R13: 00007ffc55c0b958 R14: 00005624308cf958 R15: 0005c7a162ecdd16

Crashes (154):
Manager	Time	Kernel	Commit	Syzkaller	Config	Log	Report	VM info	Title
ci2-upstream-usb	2021/07/21 12:34	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	0c29ec921059	1b201b48	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/07/14 12:40	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	97db1b081e12	94e0b707	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/06/27 09:25	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	7756f1d6369e	9d2ab5df	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/06/25 20:44	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	7756f1d6369e	ae6bf8dd	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/06/14 14:14	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	37fdb7c90f8c	1ba81399	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/06/03 08:26	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	5ff90af9da8f	0740de69	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/31 13:11	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	aa10fab0f859	032639db	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/28 02:40	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	7652dd2c5cb7	858ea628	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/27 12:14	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	baabd69492bb	858ea628	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/27 10:42	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	a0765597c986	858ea628	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/27 01:02	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	a0765597c986	858ea628	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/26 10:44	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	a0765597c986	750ce164	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/26 03:10	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	a0765597c986	93d3a9f6	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/24 19:13	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	a0765597c986	3c7fef33	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/22 19:30	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	5cc59c418fde	3c7fef33	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/21 19:56	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	62d472d8ad88	3c7fef33	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/21 08:12	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	9fbf82c76414	3c7fef33	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/15 04:10	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	216e0e563d81	8bdd5343	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/13 11:05	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	4676be28a46e	ed7d41c5	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/10 13:23	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	f91e5d097f12	ca873091	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/09 17:00	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	31a8503589c4	bc5434be	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/08 00:28	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	3ac077570a42	bc5434be	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/07 15:26	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	83a9d2a05296	f6da8120	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/03 17:29	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	4a0225c3d208	ad61f371	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/05/01 03:48	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	4a0225c3d208	77e2b668	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/04/24 15:58	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	caa93d9bd2d7	17f0b706	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/04/22 12:54	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	c560e76319a9	33c28d03	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/04/21 08:31	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	4b853c236c7b	95777977	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/04/16 01:07	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	4b853c236c7b	c59079a6	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/04/15 07:03	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	4b853c236c7b	fcdb12ba	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/04/10 10:05	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	496960274153	6a81331a	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/04/07 22:37	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	e9fcb07704fc	6a81331a	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/03/30 16:55	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	e5242861ec6a	6a81331a	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/03/28 18:22	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	487adc545bce	a8529b82	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/03/28 10:44	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	24327c478b2f	a8529b82	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/03/25 10:40	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	049d3db625a6	6a383ecf	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/03/25 04:57	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	049d3db625a6	607e3baf	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/03/24 09:28	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	049d3db625a6	e613994b	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/03/22 12:13	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	f85142af3641	bea32f74	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/03/15 15:44	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	aa403f257e99	fdb2bb2c	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/03/05 07:05	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	5e17812c22bc	9d751681	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/03/04 19:36	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	5e17812c22bc	f89ed068	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/03/03 15:16	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	5e17812c22bc	06ed56cd	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/03/03 01:35	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	5bb9cdb320a5	e5b64d68	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/02/23 23:50	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	3b9cdafb5358	fcc6d71b	.config	log	report	info	INFO: task hung in sisusb_open
ci2-upstream-usb	2021/01/02 10:07	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	cb4d9b52ec06	79264ae3	.config	log	report	info
ci2-upstream-usb	2020/07/05 05:08	https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing	768a07412843	24d7f505	.config	log	report
ci2-upstream-usb	2019/08/10 06:54	https://github.com/google/kasan.git usb-fuzzer	e96407b49762	acb51638	.config	log	report