ax88179_178a 1-1:0.214 eth1: unregister 'ax88179_178a' usb-dummy_hcd.0-1, AT-UMC2000 USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8658 at lib/debugobjects.c:612 debug_print_object+0xc4/0xd8 lib/debugobjects.c:612 ODEBUG: free active (active state 0) object: 84e2680c object type: work_struct hint: usbnet_deferred_kevent+0x0/0x394 drivers/net/usb/usbnet.c:644 Modules linked in: Kernel panic - not syncing: kernel: panic_on_warn set ... CPU: 0 UID: 0 PID: 8658 Comm: kworker/0:1 Not tainted 6.16.0-rc7-syzkaller #0 PREEMPT Hardware name: ARM-Versatile Express Workqueue: usb_hub_wq hub_event Call trace: [<80201a00>] (dump_backtrace) from [<80201afc>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257) r7:00000000 r6:8282083c r5:00000000 r4:8225b4f4 [<80201ae4>] (show_stack) from [<8021fdf4>] (__dump_stack lib/dump_stack.c:94 [inline]) [<80201ae4>] (show_stack) from [<8021fdf4>] (dump_stack_lvl+0x54/0x7c lib/dump_stack.c:120) [<8021fda0>] (dump_stack_lvl) from [<8021fe34>] (dump_stack+0x18/0x1c lib/dump_stack.c:129) r5:00000000 r4:82a6dd18 [<8021fe1c>] (dump_stack) from [<80202614>] (panic+0x120/0x374 kernel/panic.c:382) [<802024f4>] (panic) from [<80258578>] (check_panic_on_warn kernel/panic.c:273 [inline]) [<802024f4>] (panic) from [<80258578>] (get_taint+0x0/0x1c kernel/panic.c:268) r3:8280c684 r2:00000001 r1:8224203c r0:822499d4 r7:808ce424 [<80258504>] (check_panic_on_warn) from [<802586dc>] (__warn+0x80/0x188 kernel/panic.c:777) [<8025865c>] (__warn) from [<802589cc>] (warn_slowpath_fmt+0x1e8/0x1f4 kernel/panic.c:812) r8:00000009 r7:822b3eb0 r6:eae2da74 r5:8392c800 r4:00000000 [<802587e8>] (warn_slowpath_fmt) from [<808ce424>] (debug_print_object+0xc4/0xd8 lib/debugobjects.c:612) r10:00000005 r9:84e26000 r8:81c01f18 r7:822df134 r6:82ad9d64 r5:eae2db1c r4:8280ccbc [<808ce360>] (debug_print_object) from [<808cfe70>] (__debug_check_no_obj_freed lib/debugobjects.c:1099 [inline]) [<808ce360>] (debug_print_object) from [<808cfe70>] (debug_check_no_obj_freed+0x25c/0x2a4 lib/debugobjects.c:1129) r8:84e27000 r7:84e2680c r6:00000100 r5:00000003 r4:00000000 [<808cfc14>] (debug_check_no_obj_freed) from [<804fc71c>] (slab_free_hook mm/slub.c:2312 [inline]) [<808cfc14>] (debug_check_no_obj_freed) from [<804fc71c>] (slab_free mm/slub.c:4643 [inline]) [<808cfc14>] (debug_check_no_obj_freed) from [<804fc71c>] (kfree+0x190/0x394 mm/slub.c:4842) r10:00000100 r9:8297ee84 r8:84e26000 r7:804fd5c0 r6:83002480 r5:ddea8c80 r4:84e26000 [<804fc58c>] (kfree) from [<804fd5c0>] (kvfree+0x2c/0x30 mm/slub.c:5058) r10:00000100 r9:8297ee84 r8:84e26000 r7:00000000 r6:85b05a00 r5:848a5980 r4:84e26000 [<804fd594>] (kvfree) from [<815a8958>] (netdev_release+0x2c/0x34 net/core/net-sysfs.c:2231) r5:848a5980 r4:84e26000 [<815a892c>] (netdev_release) from [<80b2a124>] (device_release+0x38/0xa8 drivers/base/core.c:2568) r5:848a5980 r4:84e263c0 [<80b2a0ec>] (device_release) from [<819fe210>] (kobject_cleanup lib/kobject.c:689 [inline]) [<80b2a0ec>] (device_release) from [<819fe210>] (kobject_release lib/kobject.c:720 [inline]) [<80b2a0ec>] (device_release) from [<819fe210>] (kref_put include/linux/kref.h:65 [inline]) [<80b2a0ec>] (device_release) from [<819fe210>] (kobject_put+0xa0/0x1f4 lib/kobject.c:737) r5:81d4f0e4 r4:84e263c0 [<819fe170>] (kobject_put) from [<80b2a350>] (put_device+0x18/0x1c drivers/base/core.c:3800) r7:000000c0 r6:00000000 r5:00000000 r4:84e26000 [<80b2a338>] (put_device) from [<81559dac>] (free_netdev+0x18c/0x244 net/core/dev.c:11900) [<81559c20>] (free_netdev) from [<80e1d074>] (usbnet_disconnect+0xb8/0xfc drivers/net/usb/usbnet.c:1663) r7:863d0800 r6:84e267d4 r5:84e266c0 r4:00000000 [<80e1cfbc>] (usbnet_disconnect) from [<80e0cf4c>] (ax88179_disconnect+0x28/0x2c drivers/net/usb/ax88179_178a.c:510) r8:863d0088 r7:863d0874 r6:863d0830 r5:00000000 r4:863d0000 [<80e0cf24>] (ax88179_disconnect) from [<80e86c64>] (usb_unbind_interface+0x84/0x2b4 drivers/usb/core/driver.c:458) [<80e86be0>] (usb_unbind_interface) from [<80b323d8>] (device_remove drivers/base/dd.c:569 [inline]) [<80e86be0>] (usb_unbind_interface) from [<80b323d8>] (device_remove+0x64/0x6c drivers/base/dd.c:561) r10:00000100 r9:863d0088 r8:00000044 r7:863d0874 r6:8297ee84 r5:00000000 r4:863d0830 [<80b32374>] (device_remove) from [<80b338c8>] (__device_release_driver drivers/base/dd.c:1272 [inline]) [<80b32374>] (device_remove) from [<80b338c8>] (device_release_driver_internal+0x18c/0x200 drivers/base/dd.c:1295) r5:00000000 r4:863d0830 [<80b3373c>] (device_release_driver_internal) from [<80b33954>] (device_release_driver+0x18/0x1c drivers/base/dd.c:1318) r9:863d0088 r8:833df440 r7:833df438 r6:833df40c r5:863d0830 r4:833df430 [<80b3393c>] (device_release_driver) from [<80b31a2c>] (bus_remove_device+0xcc/0x120 drivers/base/bus.c:579) [<80b31960>] (bus_remove_device) from [<80b2bd88>] (device_del+0x148/0x38c drivers/base/core.c:3881) r9:863d0088 r8:8392c800 r7:04208060 r6:00000000 r5:863d0830 r4:863d0874 [<80b2bc40>] (device_del) from [<80e846b4>] (usb_disable_device+0xd4/0x1e8 drivers/usb/core/message.c:1418) r10:00000100 r9:00000000 r8:00000000 r7:863d0800 r6:863d0000 r5:85a08b88 r4:00000002 [<80e845e0>] (usb_disable_device) from [<80e793c4>] (usb_disconnect+0xec/0x2ac drivers/usb/core/hub.c:2344) r9:85816a00 r8:863d00cc r7:83c83000 r6:863d0088 r5:863d0000 r4:60000113 [<80e792d8>] (usb_disconnect) from [<80e7c3b8>] (hub_port_connect drivers/usb/core/hub.c:5406 [inline]) [<80e792d8>] (usb_disconnect) from [<80e7c3b8>] (hub_port_connect_change drivers/usb/core/hub.c:5706 [inline]) [<80e792d8>] (usb_disconnect) from [<80e7c3b8>] (port_event drivers/usb/core/hub.c:5870 [inline]) [<80e792d8>] (usb_disconnect) from [<80e7c3b8>] (hub_event+0x1194/0x1950 drivers/usb/core/hub.c:5952) r10:00000100 r9:83c58b2c r8:83c82800 r7:863d0000 r6:83c58400 r5:00000001 r4:00000001 [<80e7b224>] (hub_event) from [<8027e2bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:833df670 r9:8326c205 r8:8392c800 r7:dddced40 r6:8326c200 r5:83c58b2c r4:85848600 [<8027e108>] (process_one_work) from [<8027ef04>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e108>] (process_one_work) from [<8027ef04>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8392c800 r8:8584862c r7:82804d40 r6:dddced40 r5:dddced60 r4:85848600 [<8027ed08>] (worker_thread) from [<80285f30>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85848600 r8:8027ed08 r7:df959e60 r6:85848680 r5:8392c800 r4:00000001 [<80285e04>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae2dfb0 to 0xeae2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e04 r4:84de5700 Rebooting in 86400 seconds..