dm9601 1-1:0.0 eth1: register 'dm9601' at usb-dummy_hcd.0-1, Davicom DM96xx USB 10/100 Ethernet, 6e:f1:98:9e:dd:08
usb 1-1: USB disconnect, device number 2
dm9601 1-1:0.0 eth1: unregister 'dm9601' usb-dummy_hcd.0-1, Davicom DM96xx USB 10/100 Ethernet
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4142 at lib/debugobjects.c:612 debug_print_object+0xc4/0xd8 lib/debugobjects.c:612
ODEBUG: free active (active state 0) object: 84892804 object type: work_struct hint: usbnet_deferred_kevent+0x0/0x38c drivers/net/usb/usbnet.c:1862
Modules linked in:
Kernel panic - not syncing: kernel: panic_on_warn set ...
CPU: 1 UID: 0 PID: 4142 Comm: kworker/1:31 Not tainted 6.17.0-rc1-syzkaller #0 PREEMPT
Hardware name: ARM-Versatile Express
Workqueue: usb_hub_wq hub_event
Call trace:
[<80201a24>] (dump_backtrace) from [<80201b20>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257)
r7:00000000 r6:8281f77c r5:00000000 r4:82260338
[<80201b08>] (show_stack) from [<8021fb74>] (__dump_stack lib/dump_stack.c:94 [inline])
[<80201b08>] (show_stack) from [<8021fb74>] (dump_stack_lvl+0x54/0x7c lib/dump_stack.c:120)
[<8021fb20>] (dump_stack_lvl) from [<8021fbb4>] (dump_stack+0x18/0x1c lib/dump_stack.c:129)
r5:00000000 r4:82a77d18
[<8021fb9c>] (dump_stack) from [<80202624>] (vpanic+0x10c/0x30c kernel/panic.c:430)
[<80202518>] (vpanic) from [<80202858>] (trace_suspend_resume+0x0/0xd8 kernel/panic.c:566)
r7:808dc204
[<80202824>] (panic) from [<80254960>] (check_panic_on_warn kernel/panic.c:323 [inline])
[<80202824>] (panic) from [<80254960>] (get_taint+0x0/0x1c kernel/panic.c:318)
r3:8280c684 r2:00000001 r1:82246d48 r0:8224e7c4
[<802548e8>] (check_panic_on_warn) from [<80254ac4>] (__warn+0x80/0x188 kernel/panic.c:837)
[<80254a44>] (__warn) from [<80254db4>] (warn_slowpath_fmt+0x1e8/0x1f4 kernel/panic.c:872)
r8:00000009 r7:822b979c r6:dfb95a84 r5:838aa400 r4:00000000
[<80254bd0>] (warn_slowpath_fmt) from [<808dc204>] (debug_print_object+0xc4/0xd8 lib/debugobjects.c:612)
r10:00000005 r9:84892000 r8:81c01ea8 r7:822e4d70 r6:82ae3d24 r5:dfb95b2c
r4:8280ccc0
[<808dc140>] (debug_print_object) from [<808ddc68>] (__debug_check_no_obj_freed lib/debugobjects.c:1099 [inline])
[<808dc140>] (debug_print_object) from [<808ddc68>] (debug_check_no_obj_freed+0x25c/0x2a4 lib/debugobjects.c:1129)
r8:84893000 r7:84892804 r6:00000100 r5:00000003 r4:00000000
[<808dda0c>] (debug_check_no_obj_freed) from [<804ff460>] (slab_free_hook mm/slub.c:2348 [inline])
[<808dda0c>] (debug_check_no_obj_freed) from [<804ff460>] (slab_free mm/slub.c:4680 [inline])
[<808dda0c>] (debug_check_no_obj_freed) from [<804ff460>] (kfree+0x190/0x394 mm/slub.c:4879)
r10:00000100 r9:8297e260 r8:84892000 r7:805002ec r6:83002480 r5:dde9c440
r4:84892000
[<804ff2d0>] (kfree) from [<805002ec>] (kvfree+0x2c/0x30 mm/slub.c:5095)
r10:00000100 r9:8297e260 r8:84892000 r7:00000000 r6:85aded00 r5:847a8500
r4:84892000
[<805002c0>] (kvfree) from [<815c1c80>] (netdev_release+0x2c/0x34 net/core/net-sysfs.c:2250)
r5:847a8500 r4:84892000
[<815c1c54>] (netdev_release) from [<80b3cd34>] (device_release+0x38/0xa8 drivers/base/core.c:2565)
r5:847a8500 r4:848923a0
[<80b3ccfc>] (device_release) from [<81a12670>] (kobject_cleanup lib/kobject.c:689 [inline])
[<80b3ccfc>] (device_release) from [<81a12670>] (kobject_release lib/kobject.c:720 [inline])
[<80b3ccfc>] (device_release) from [<81a12670>] (kref_put include/linux/kref.h:65 [inline])
[<80b3ccfc>] (device_release) from [<81a12670>] (kobject_put+0xa0/0x1f4 lib/kobject.c:737)
r5:81d4ecec r4:848923a0
[<81a125d0>] (kobject_put) from [<80b3cf80>] (put_device+0x18/0x1c drivers/base/core.c:3797)
r7:000000c0 r6:00000000 r5:00000000 r4:84892000
[<80b3cf68>] (put_device) from [<81572480>] (free_netdev+0x190/0x248 net/core/dev.c:11990)
[<815722f0>] (free_netdev) from [<80e31c44>] (usbnet_disconnect+0xb8/0xfc drivers/net/usb/usbnet.c:1673)
r7:85b50800 r6:848927d4 r5:848926c0 r4:00000000
[<80e31b8c>] (usbnet_disconnect) from [<80e9c424>] (usb_unbind_interface+0x84/0x2bc drivers/usb/core/driver.c:458)
r8:85b51088 r7:85b50874 r6:85b50830 r5:00000000 r4:85b51000
[<80e9c3a0>] (usb_unbind_interface) from [<80b450f8>] (device_remove drivers/base/dd.c:571 [inline])
[<80e9c3a0>] (usb_unbind_interface) from [<80b450f8>] (device_remove+0x64/0x6c drivers/base/dd.c:563)
r10:00000100 r9:85b51088 r8:00000044 r7:85b50874 r6:8297e260 r5:00000000
r4:85b50830
[<80b45094>] (device_remove) from [<80b465e8>] (__device_release_driver drivers/base/dd.c:1274 [inline])
[<80b45094>] (device_remove) from [<80b465e8>] (device_release_driver_internal+0x18c/0x200 drivers/base/dd.c:1297)
r5:00000000 r4:85b50830
[<80b4645c>] (device_release_driver_internal) from [<80b46674>] (device_release_driver+0x18/0x1c drivers/base/dd.c:1320)
r9:85b51088 r8:832b3840 r7:832b3838 r6:832b380c r5:85b50830 r4:832b3830
[<80b4665c>] (device_release_driver) from [<80b4473c>] (bus_remove_device+0xcc/0x120 drivers/base/bus.c:579)
[<80b44670>] (bus_remove_device) from [<80b3e9d4>] (device_del+0x148/0x38c drivers/base/core.c:3878)
r9:85b51088 r8:838aa400 r7:04208060 r6:00000000 r5:85b50830 r4:85b50874
[<80b3e88c>] (device_del) from [<80e99e60>] (usb_disable_device+0xd4/0x1e8 drivers/usb/core/message.c:1418)
r10:00000100 r9:00000000 r8:00000000 r7:85b50800 r6:85b51000 r5:85a6f908
r4:00000002
[<80e99d8c>] (usb_disable_device) from [<80e8ec28>] (usb_disconnect+0xec/0x2ac drivers/usb/core/hub.c:2344)
r9:85854400 r8:85b510cc r7:83caf800 r6:85b51088 r5:85b51000 r4:60000113
[<80e8eb3c>] (usb_disconnect) from [<80e91c24>] (hub_port_connect drivers/usb/core/hub.c:5406 [inline])
[<80e8eb3c>] (usb_disconnect) from [<80e91c24>] (hub_port_connect_change drivers/usb/core/hub.c:5706 [inline])
[<80e8eb3c>] (usb_disconnect) from [<80e91c24>] (port_event drivers/usb/core/hub.c:5870 [inline])
[<80e8eb3c>] (usb_disconnect) from [<80e91c24>] (hub_event+0x1194/0x1950 drivers/usb/core/hub.c:5952)
r10:00000100 r9:83c0a52c r8:83caf000 r7:85b51000 r6:83c03e00 r5:00000001
r4:00000001
[<80e90a90>] (hub_event) from [<8027a3bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3236)
r10:832b3a70 r9:83805405 r8:838aa400 r7:ddde2d40 r6:83805400 r5:83c0a52c
r4:85673e80
[<8027a208>] (process_one_work) from [<8027b004>] (process_scheduled_works kernel/workqueue.c:3319 [inline])
[<8027a208>] (process_one_work) from [<8027b004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400)
r10:61c88647 r9:838aa400 r8:85673eac r7:82804d40 r6:ddde2d40 r5:ddde2d60
r4:85673e80
[<8027ae08>] (worker_thread) from [<80281fec>] (kthread+0x12c/0x280 kernel/kthread.c:463)
r10:00000000 r9:85673e80 r8:8027ae08 r7:dfb2de60 r6:85a4f780 r5:838aa400
r4:00000001
[<80281ec0>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137)
Exception stack(0xdfb95fb0 to 0xdfb95ff8)
5fa0: 00000000 00000000 00000000 00000000
5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
5fe0: 00000000 00000000 00000000 00000000 00000013 00000000
r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80281ec0
r4:85b41840
Rebooting in 86400 seconds..