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From: Hillf Danton <hdanton@sina.com>
To: syzbot <syzbot+f342ea16c9d06d80b585@syzkaller.appspotmail.com>
Cc: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] [usb?] INFO: task hung in usb_port_suspend
Date: Tue, 22 Oct 2024 18:46:35 +0800	[thread overview]
Message-ID: <20241022104635.2252-1-hdanton@sina.com> (raw)
In-Reply-To: <6709234e.050a0220.3e960.0011.GAE@google.com>

On Fri, 11 Oct 2024 06:08:30 -0700
> syzbot found the following issue on:
> 
> HEAD commit:    4a9fe2a8ac53 dt-bindings: usb: dwc3-imx8mp: add compatible..
> git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1312c327980000

#syz test: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git   v6.12-rc3

--- x/drivers/usb/gadget/udc/dummy_hcd.c
+++ y/drivers/usb/gadget/udc/dummy_hcd.c
@@ -1303,7 +1303,7 @@ static int dummy_urb_enqueue(
 		urb->error_count = 1;		/* mark as a new urb */
 
 	/* kick the scheduler, it'll do the rest */
-	if (!hrtimer_active(&dum_hcd->timer))
+	if (!hrtimer_is_queued(&dum_hcd->timer))
 		hrtimer_start(&dum_hcd->timer, ns_to_ktime(DUMMY_TIMER_INT_NSECS),
 				HRTIMER_MODE_REL_SOFT);
 
--

  parent reply	other threads:[~2024-10-22 10:46 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-11 13:08 [syzbot] [usb?] INFO: task hung in usb_port_suspend syzbot
2024-10-11 14:08 ` Alan Stern
2024-10-11 14:35   ` syzbot
2024-10-11 14:55     ` Alan Stern
2024-10-11 15:00       ` syzbot
2024-10-11 15:17         ` Alan Stern
2024-10-11 15:45           ` syzbot
2024-10-12  0:48             ` Alan Stern
2024-10-12  1:14               ` syzbot
2024-10-13  1:09                 ` Alan Stern
2024-10-13  2:10                   ` syzbot
2024-10-13  2:43                     ` Alan Stern
2024-10-13  3:05                       ` syzbot
2024-10-13 14:30                         ` Alan Stern
2024-10-13 15:02                           ` syzbot
2024-10-13 15:45                             ` Alan Stern
2024-10-13 16:14                               ` syzbot
2024-10-13 18:02                                 ` Alan Stern
2024-10-13 18:38                                   ` syzbot
2024-10-13 19:24                                     ` Alan Stern
2024-10-13 20:34                                       ` syzbot
2024-10-14  1:24 ` [syzbot] " syzbot
2024-10-20 16:38 ` syzbot
2024-10-21  8:04   ` Oliver Neukum
2024-10-21 13:37     ` Alan Stern
2024-10-22 11:42     ` Hillf Danton
2024-10-22 10:46 ` Hillf Danton [this message]
2024-10-22 11:29   ` syzbot
     [not found] <b9bea8cd-effc-484f-ac46-1644093adffe@rowland.harvard.edu>
2024-10-14  1:58 ` syzbot
2024-10-14 16:14   ` Alan Stern
2024-10-14 17:20     ` syzbot
2024-10-14 18:21       ` Alan Stern
2024-10-14 18:42         ` syzbot
2024-10-14 22:38           ` Alan Stern
2024-10-14 22:57             ` syzbot
2024-10-15  0:43               ` Alan Stern
2024-10-15  0:45                 ` syzbot
2024-10-15  1:31                   ` Alan Stern
2024-10-15 14:22           ` Alan Stern
2024-10-15 14:54             ` syzbot
2024-10-15 19:23               ` Alan Stern
2024-10-15 19:54                 ` syzbot
2024-10-16  0:54                   ` Alan Stern
2024-10-16  1:54                     ` syzbot
2024-10-16  2:11                       ` Alan Stern
2024-10-16  2:34                         ` syzbot
2024-10-16 14:40                           ` Alan Stern
2024-10-16 15:02                             ` syzbot

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