usb 1-1: config 1 interface 0 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 18
usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40
usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=1
usb 1-1: SerialNumber: syz
Kernel panic - not syncing: corrupted stack end detected inside scheduler
CPU: 1 PID: 4808 Comm: kworker/1:3 Not tainted 5.17.0-rc1-syzkaller-00002-g0966d385830d #0
Hardware name: riscv-virtio,qemu (DT)
Workqueue: usb_hub_wq hub_event
Call Trace:
[<ffffffff8000a228>] dump_backtrace+0x2e/0x3c arch/riscv/kernel/stacktrace.c:113
[<ffffffff831668cc>] show_stack+0x34/0x40 arch/riscv/kernel/stacktrace.c:119
[<ffffffff831756ba>] __dump_stack lib/dump_stack.c:88 [inline]
[<ffffffff831756ba>] dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:106
[<ffffffff83175742>] dump_stack+0x1c/0x24 lib/dump_stack.c:113
[<ffffffff83166fa8>] panic+0x24a/0x634 kernel/panic.c:233
[<ffffffff831a688a>] schedule_debug kernel/sched/core.c:5541 [inline]
[<ffffffff831a688a>] schedule+0x0/0x14c kernel/sched/core.c:6187
[<ffffffff831a6b00>] preempt_schedule_common+0x4e/0xde kernel/sched/core.c:6462
[<ffffffff831a6bc4>] preempt_schedule+0x34/0x36 kernel/sched/core.c:6487
[<ffffffff831afd78>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
[<ffffffff831afd78>] _raw_spin_unlock_irqrestore+0x8c/0x98 kernel/locking/spinlock.c:194
[<ffffffff80b09fdc>] __debug_check_no_obj_freed lib/debugobjects.c:1002 [inline]
[<ffffffff80b09fdc>] debug_check_no_obj_freed+0x14c/0x24a lib/debugobjects.c:1023
[<ffffffff804697a6>] slab_free_hook mm/slub.c:1703 [inline]
[<ffffffff804697a6>] slab_free_freelist_hook+0xe4/0x1cc mm/slub.c:1754
[<ffffffff8046d302>] slab_free mm/slub.c:3509 [inline]
[<ffffffff8046d302>] kfree+0xe0/0x3e4 mm/slub.c:4562
[<ffffffff8046d68a>] memcg_free_slab_cgroups mm/slab.h:458 [inline]
[<ffffffff8046d68a>] unaccount_slab mm/slab.h:646 [inline]
[<ffffffff8046d68a>] __free_slab+0x84/0x27c mm/slub.c:2027
[<ffffffff8046d8ce>] free_slab mm/slub.c:2043 [inline]
[<ffffffff8046d8ce>] discard_slab+0x4c/0x7a mm/slub.c:2049
[<ffffffff8046deec>] __unfreeze_partials+0x16a/0x18e mm/slub.c:2536
[<ffffffff8046e006>] put_cpu_partial+0xf6/0x162 mm/slub.c:2612
[<ffffffff8046d0ec>] __slab_free+0x166/0x29c mm/slub.c:3378
[<ffffffff8047258c>] do_slab_free mm/slub.c:3497 [inline]
[<ffffffff8047258c>] ___cache_free+0x17c/0x354 mm/slub.c:3516
[<ffffffff8047692e>] qlink_free mm/kasan/quarantine.c:157 [inline]
[<ffffffff8047692e>] qlist_free_all+0x7c/0x132 mm/kasan/quarantine.c:176
[<ffffffff80476ed4>] kasan_quarantine_reduce+0x14c/0x1c8 mm/kasan/quarantine.c:283
[<ffffffff804742b2>] __kasan_slab_alloc+0x5c/0x98 mm/kasan/common.c:446
[<ffffffff804709fc>] kasan_slab_alloc include/linux/kasan.h:260 [inline]
[<ffffffff804709fc>] slab_post_alloc_hook mm/slab.h:732 [inline]
[<ffffffff804709fc>] slab_alloc_node mm/slub.c:3230 [inline]
[<ffffffff804709fc>] slab_alloc mm/slub.c:3238 [inline]
[<ffffffff804709fc>] kmem_cache_alloc+0x338/0x3de mm/slub.c:3243
[<ffffffff80667162>] kmem_cache_zalloc include/linux/slab.h:705 [inline]
[<ffffffff80667162>] __kernfs_new_node+0xfc/0x5f2 fs/kernfs/dir.c:585
[<ffffffff8066a298>] kernfs_new_node+0x66/0xbe fs/kernfs/dir.c:647
[<ffffffff8066e3fc>] __kernfs_create_file+0x4e/0x1e8 fs/kernfs/file.c:987
[<ffffffff806700ba>] sysfs_add_file_mode_ns+0x138/0x254 fs/sysfs/file.c:294
[<ffffffff80671e06>] create_files fs/sysfs/group.c:64 [inline]
[<ffffffff80671e06>] internal_create_group+0x274/0x722 fs/sysfs/group.c:148
[<ffffffff80672d12>] internal_create_groups.part.0+0x64/0xe8 fs/sysfs/group.c:188
[<ffffffff80672dc2>] internal_create_groups fs/sysfs/group.c:184 [inline]
[<ffffffff80672dc2>] sysfs_create_groups+0x2c/0x48 fs/sysfs/group.c:214
[<ffffffff813e6dca>] device_add_groups drivers/base/core.c:2471 [inline]
[<ffffffff813e6dca>] device_add_attrs drivers/base/core.c:2630 [inline]
[<ffffffff813e6dca>] device_add+0x6d6/0x129e drivers/base/core.c:3356
[<ffffffff813e79b2>] device_register+0x20/0x2a drivers/base/core.c:3486
[<ffffffff81a5d27c>] usb_create_ep_devs+0xe2/0x186 drivers/usb/core/endpoint.c:169
[<ffffffff81a4c244>] create_intf_ep_devs.isra.0+0xc6/0x120 drivers/usb/core/message.c:1253
[<ffffffff81a4e816>] usb_set_interface+0x5b4/0x700 drivers/usb/core/message.c:1661
[<ffffffff8199a306>] usbnet_get_endpoints+0x3aa/0x3f0 drivers/net/usb/usbnet.c:151
[<ffffffff8197f564>] usbnet_generic_cdc_bind+0x5da/0xf9c drivers/net/usb/cdc_ether.c:293
[<ffffffff81980550>] usbnet_ether_cdc_bind drivers/net/usb/cdc_ether.c:344 [inline]
[<ffffffff81980550>] usbnet_cdc_bind+0x24/0xe2 drivers/net/usb/cdc_ether.c:450
[<ffffffff8199f1ca>] usbnet_probe+0x6a2/0x14c8 drivers/net/usb/usbnet.c:1747
[<ffffffff81a537d6>] usb_probe_interface+0x21c/0x57a drivers/usb/core/driver.c:396
[<ffffffff813eebec>] call_driver_probe drivers/base/dd.c:517 [inline]
[<ffffffff813eebec>] really_probe+0x1a6/0x89e drivers/base/dd.c:596
[<ffffffff813ef52e>] __driver_probe_device+0x24a/0x2d4 drivers/base/dd.c:752
[<ffffffff813ef618>] driver_probe_device+0x60/0x1a4 drivers/base/dd.c:782
[<ffffffff813f02f4>] __device_attach_driver+0x17c/0x224 drivers/base/dd.c:899
[<ffffffff813e9f2c>] bus_for_each_drv+0x132/0x1a6 drivers/base/bus.c:427
[<ffffffff813efc2a>] __device_attach+0x1e0/0x372 drivers/base/dd.c:970
[<ffffffff813f06f6>] device_initial_probe+0x1c/0x26 drivers/base/dd.c:1017
[<ffffffff813eca88>] bus_probe_device+0x144/0x154 drivers/base/bus.c:487
[<ffffffff813e7012>] device_add+0x91e/0x129e drivers/base/core.c:3405
[<ffffffff81a4f87a>] usb_set_configuration+0xafe/0xf6a drivers/usb/core/message.c:2170
[<ffffffff81a6818a>] usb_generic_driver_probe+0xb2/0x122 drivers/usb/core/generic.c:238
[<ffffffff81a52b94>] usb_probe_device+0xa8/0x204 drivers/usb/core/driver.c:293
[<ffffffff813eebec>] call_driver_probe drivers/base/dd.c:517 [inline]
[<ffffffff813eebec>] really_probe+0x1a6/0x89e drivers/base/dd.c:596
[<ffffffff813ef52e>] __driver_probe_device+0x24a/0x2d4 drivers/base/dd.c:752
[<ffffffff813ef618>] driver_probe_device+0x60/0x1a4 drivers/base/dd.c:782
[<ffffffff813f02f4>] __device_attach_driver+0x17c/0x224 drivers/base/dd.c:899
[<ffffffff813e9f2c>] bus_for_each_drv+0x132/0x1a6 drivers/base/bus.c:427
[<ffffffff813efc2a>] __device_attach+0x1e0/0x372 drivers/base/dd.c:970
[<ffffffff813f06f6>] device_initial_probe+0x1c/0x26 drivers/base/dd.c:1017
[<ffffffff813eca88>] bus_probe_device+0x144/0x154 drivers/base/bus.c:487
[<ffffffff813e7012>] device_add+0x91e/0x129e drivers/base/core.c:3405
[<ffffffff81a3808a>] usb_new_device+0x5c8/0xd78 drivers/usb/core/hub.c:2566
[<ffffffff81a3c4d6>] hub_port_connect drivers/usb/core/hub.c:5358 [inline]
[<ffffffff81a3c4d6>] hub_port_connect_change drivers/usb/core/hub.c:5502 [inline]
[<ffffffff81a3c4d6>] port_event drivers/usb/core/hub.c:5660 [inline]
[<ffffffff81a3c4d6>] hub_event+0x1b3e/0x3364 drivers/usb/core/hub.c:5742
[<ffffffff80093b44>] process_one_work+0x654/0xffe kernel/workqueue.c:2307
[<ffffffff8009484e>] worker_thread+0x360/0x8fa kernel/workqueue.c:2454
[<ffffffff800a7f58>] kthread+0x19e/0x1fa kernel/kthread.c:377
[<ffffffff80005724>] ret_from_exception+0x0/0x10
SMP: stopping secondary CPUs
Rebooting in 86400 seconds..