smsusb:smsusb_probe: board id=8, interface number 0 smsusb:siano_media_device_register: media controller created smsusb:smsusb_start_streaming: smsusb_submit_urb(...) failed smsusb:smsusb_init_device: smsusb_start_streaming(...) failed ------------[ cut here ]------------ !PageLargeKmalloc(page) WARNING: mm/slub.c:6855 at free_large_kmalloc+0x97/0x110 mm/slub.c:6855, CPU#0: kworker/0:2/197 Modules linked in: CPU: 0 UID: 0 PID: 197 Comm: kworker/0:2 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 Workqueue: usb_hub_wq hub_event RIP: 0010:free_large_kmalloc+0x97/0x110 mm/slub.c:6855 Code: 8b 43 30 83 f8 ff 74 13 25 00 00 00 ff 3d 00 00 00 f8 75 7a c7 43 30 ff ff ff ff 48 89 df 89 ee 5b 41 5e 5d e9 7a af fc ff 90 <0f> 0b 90 48 89 df 48 c7 c6 35 94 7e 8e 5b 41 5e 5d e9 a3 15 f8 fe RSP: 0018:ffffc90002fceb08 EFLAGS: 00010206 RAX: 00000000ff000000 RBX: ffffea0000e45880 RCX: 0000000000000001 RDX: ffffc900180d4000 RSI: ffff888039162000 RDI: ffffea0000e45880 RBP: 0000000000000000 R08: ffff888033494b03 R09: 1ffff11006692960 R10: dffffc0000000000 R11: ffffed1006692961 R12: 1ffff110477c9182 R13: 0000000000000000 R14: ffff888033494b60 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff88812341f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f21791eb8c0 CR3: 000000002471a000 CR4: 00000000003526f0 Call Trace: urb_destroy drivers/usb/core/urb.c:25 [inline] kref_put include/linux/kref.h:65 [inline] usb_free_urb+0xd0/0x120 drivers/usb/core/urb.c:96 smsusb_term_device+0x1d0/0x3d0 drivers/media/usb/siano/smsusb.c:352 smsusb_init_device drivers/media/usb/siano/smsusb.c:497 [inline] smsusb_probe+0x1aba/0x2280 drivers/media/usb/siano/smsusb.c:575 usb_probe_interface+0x788/0xe50 drivers/usb/core/driver.c:399 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x254/0xae0 drivers/base/dd.c:706 __driver_probe_device+0x1e8/0x360 drivers/base/dd.c:868 driver_probe_device+0x4f/0x240 drivers/base/dd.c:898 __device_attach_driver+0x270/0x410 drivers/base/dd.c:1026 bus_for_each_drv+0x258/0x2f0 drivers/base/bus.c:503 __device_attach+0x2c4/0x450 drivers/base/dd.c:1098 device_initial_probe+0xa1/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x12a/0x220 drivers/base/bus.c:623 device_add+0x7d7/0xb80 drivers/base/core.c:3776 usb_set_configuration+0x1bb5/0x2260 drivers/usb/core/message.c:2274 usb_generic_driver_probe+0x8d/0x150 drivers/usb/core/generic.c:250 usb_probe_device+0x1c3/0x3b0 drivers/usb/core/driver.c:293 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x254/0xae0 drivers/base/dd.c:706 __driver_probe_device+0x1e8/0x360 drivers/base/dd.c:868 driver_probe_device+0x4f/0x240 drivers/base/dd.c:898 __device_attach_driver+0x270/0x410 drivers/base/dd.c:1026 bus_for_each_drv+0x258/0x2f0 drivers/base/bus.c:503 __device_attach+0x2c4/0x450 drivers/base/dd.c:1098 device_initial_probe+0xa1/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x12a/0x220 drivers/base/bus.c:623 device_add+0x7d7/0xb80 drivers/base/core.c:3776 usb_new_device+0x9aa/0x1690 drivers/usb/core/hub.c:2713 hub_port_connect drivers/usb/core/hub.c:5585 [inline] hub_port_connect_change drivers/usb/core/hub.c:5725 [inline] port_event drivers/usb/core/hub.c:5889 [inline] hub_event+0x28e8/0x4d30 drivers/usb/core/hub.c:5971 process_one_work kernel/workqueue.c:3495 [inline] process_scheduled_works+0xc3d/0x1630 kernel/workqueue.c:3578 worker_thread+0xa47/0xfb0 kernel/workqueue.c:3659 kthread+0x38b/0x480 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245