syzbot


WARNING in dev_deactivate_many

Status: upstream: reported C repro on 2024/06/24 15:15
Subsystems: net
[Documentation on labels]
Reported-by: syzbot+e9121deb112a224121e0@syzkaller.appspotmail.com
First crash: 109d, last: 32d
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [net?] WARNING in dev_deactivate_many 0 (1) 2024/06/24 15:15
Last patch testing requests (4)
Created Duration User Patch Repo Result
2024/09/19 02:24 16m retest repro https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing OK log
2024/07/07 02:29 18m retest repro https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing report log
2024/07/07 02:29 18m retest repro https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing OK log
2024/06/21 04:52 20m edumazet@google.com patch https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing report log

Sample crash report:
 linkwatch_event+0x8f/0xc0 net/core/link_watch.c:277
 process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231
 process_scheduled_works kernel/workqueue.c:3312 [inline]
 worker_thread+0x6c8/0xf70 kernel/workqueue.c:3393
 kthread+0x2c1/0x3a0 kernel/kthread.c:389
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
------------[ cut here ]------------
WARNING: CPU: 1 PID: 5406 at lib/ref_tracker.c:255 ref_tracker_free+0x61e/0x820 lib/ref_tracker.c:255
Modules linked in:
CPU: 1 PID: 5406 Comm: kworker/1:3 Not tainted 6.10.0-rc4-syzkaller-00033-g58be297b675d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
Workqueue: usb_hub_wq hub_event
RIP: 0010:ref_tracker_free+0x61e/0x820 lib/ref_tracker.c:255
Code: 00 44 8b 6b 18 31 ff 44 89 ee e8 4d d8 f1 fe 45 85 ed 0f 85 a6 00 00 00 e8 3f dd f1 fe 48 8b 34 24 48 89 ef e8 83 f3 32 04 90 <0f> 0b 90 bb ea ff ff ff e9 4e fd ff ff e8 20 dd f1 fe 4c 8d 6d 44
RSP: 0018:ffffc900024af298 EFLAGS: 00010202
RAX: 0000000000000201 RBX: ffff88810a6bf500 RCX: 0000000000000000
RDX: 0000000000000202 RSI: ffffffff86c7d6e0 RDI: 0000000000000001
RBP: ffff888105b3c5e0 R08: 0000000000000001 R09: fffffbfff1997dae
R10: ffffffff8ccbed77 R11: 0000000000000001 R12: 1ffff92000495e55
R13: 0000000004dc0142 R14: ffff88810a6bf518 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8881f6500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000200010b8 CR3: 00000001173ea000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 netdev_tracker_free include/linux/netdevice.h:4058 [inline]
 netdev_put include/linux/netdevice.h:4075 [inline]
 netdev_put include/linux/netdevice.h:4071 [inline]
 dev_watchdog_down net/sched/sch_generic.c:570 [inline]
 dev_deactivate_many+0x214/0xb40 net/sched/sch_generic.c:1362
 __dev_close_many+0x145/0x310 net/core/dev.c:1543
 dev_close_many+0x24c/0x6a0 net/core/dev.c:1581
 unregister_netdevice_many_notify+0x46d/0x19f0 net/core/dev.c:11194
 unregister_netdevice_many net/core/dev.c:11277 [inline]
 unregister_netdevice_queue+0x307/0x3f0 net/core/dev.c:11156
 unregister_netdevice include/linux/netdevice.h:3119 [inline]
 unregister_netdev+0x1c/0x30 net/core/dev.c:11295
 usbnet_disconnect+0xed/0x500 drivers/net/usb/usbnet.c:1621
 usb_unbind_interface+0x1e8/0x970 drivers/usb/core/driver.c:461
 device_remove drivers/base/dd.c:568 [inline]
 device_remove+0x122/0x170 drivers/base/dd.c:560
 __device_release_driver drivers/base/dd.c:1270 [inline]
 device_release_driver_internal+0x44a/0x610 drivers/base/dd.c:1293
 bus_remove_device+0x22f/0x420 drivers/base/bus.c:574
 device_del+0x396/0x9f0 drivers/base/core.c:3868
 usb_disable_device+0x36c/0x7f0 drivers/usb/core/message.c:1418
 usb_disconnect+0x2e1/0x920 drivers/usb/core/hub.c:2304
 hub_port_connect drivers/usb/core/hub.c:5361 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5661 [inline]
 port_event drivers/usb/core/hub.c:5821 [inline]
 hub_event+0x1be4/0x4f50 drivers/usb/core/hub.c:5903
 process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231
 process_scheduled_works kernel/workqueue.c:3312 [inline]
 worker_thread+0x6c8/0xf70 kernel/workqueue.c:3393
 kthread+0x2c1/0x3a0 kernel/kthread.c:389
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>

Crashes (188):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/06/21 04:19 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 58be297b675d dac2aa43 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/09/05 02:11 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d40ae4cdd9a4 dfbe2ed4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/09/04 20:40 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d40ae4cdd9a4 dfbe2ed4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/09/03 10:33 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 35f4a629641b 326f9c5a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/31 18:07 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fc88bb116179 1eda0d14 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/31 11:13 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fc88bb116179 1eda0d14 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/31 06:26 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fc88bb116179 1eda0d14 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/30 11:45 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fc88bb116179 ee2602b8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/29 03:03 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fc88bb116179 ef3de9e8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/28 20:55 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fc88bb116179 ef3de9e8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/27 14:14 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fc88bb116179 9aee4e0b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/27 10:10 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fc88bb116179 9aee4e0b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/27 05:43 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fc88bb116179 9aee4e0b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/27 04:36 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fc88bb116179 9aee4e0b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/26 14:47 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fc88bb116179 9aee4e0b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/26 11:08 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fc88bb116179 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/25 20:19 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fc88bb116179 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/25 13:41 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fc88bb116179 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/25 05:22 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 9a03b9a88e4a d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/24 16:03 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 9a03b9a88e4a d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/24 07:10 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 9a03b9a88e4a d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/24 05:11 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fb9804096bb3 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/24 03:43 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fb9804096bb3 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/23 17:11 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fb9804096bb3 d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/21 22:41 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing ca7df2c7bb5f db5852f9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/21 17:32 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing ca7df2c7bb5f db5852f9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/21 03:37 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing ca7df2c7bb5f 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/20 19:59 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing ca7df2c7bb5f 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/20 15:52 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing ca7df2c7bb5f 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/20 02:22 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing ca7df2c7bb5f 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/19 22:27 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing ca7df2c7bb5f 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/19 18:45 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing ca7df2c7bb5f 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/19 10:40 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing ca7df2c7bb5f 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/18 15:09 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 82313624b2ae dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/17 14:43 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 82313624b2ae dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/17 06:11 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 82313624b2ae dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/16 12:07 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 82313624b2ae e1c76ab2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/16 09:32 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 82313624b2ae e1c76ab2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/16 08:24 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 82313624b2ae e4bacdaf .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/15 19:58 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 82313624b2ae e4bacdaf .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/15 18:56 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 82313624b2ae e4bacdaf .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/14 21:35 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 82313624b2ae e6b88e20 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/14 11:34 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 82313624b2ae 07a4d4ad .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/14 06:06 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 82313624b2ae bde81f6f .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/13 20:41 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 2919d888794e f21a18ca .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/12 17:49 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 25f51b76f90f 842184b3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/12 16:28 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 25f51b76f90f 842184b3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/12 14:14 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 25f51b76f90f 842184b3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/12 12:32 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 25f51b76f90f 842184b3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/08/12 09:20 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 25f51b76f90f 6f4edef4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
2024/06/23 02:27 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 819984a0dd36 edc5149a .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in dev_deactivate_many
* Struck through repros no longer work on HEAD.