pvrusb2: Invalid read control endpoint ------------[ cut here ]------------ URB ffff88802686c100 submitted while active WARNING: drivers/usb/core/urb.c:379 at usb_submit_urb+0xfc1/0x1830 drivers/usb/core/urb.c:379, CPU#0: pvrusb2-context/2339 Modules linked in: CPU: 0 UID: 0 PID: 2339 Comm: pvrusb2-context Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:usb_submit_urb+0xfc1/0x1830 drivers/usb/core/urb.c:379 Code: 44 89 f2 e8 e1 54 f6 f9 e9 13 fc ff ff e8 a7 6e 89 fa c6 05 da 67 98 08 01 90 48 c7 c7 a0 6f 56 8c 48 89 de e8 10 12 4d fa 90 <0f> 0b 90 90 e9 b7 f0 ff ff e8 81 6e 89 fa eb 11 e8 7a 6e 89 fa bd RSP: 0018:ffffc90004a968f0 EFLAGS: 00010246 RAX: 027230423bacf500 RBX: ffff88802686c100 RCX: ffff888029a28000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 RBP: ffffc90004a96b40 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff1c7a1ec R12: dffffc0000000000 R13: ffff88803335d5f8 R14: ffff88802686c108 R15: 0000000000000cc0 FS: 0000000000000000(0000) GS:ffff8881257cf000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb01ee86e9c CR3: 000000000e336000 CR4: 00000000003526f0 Call Trace: pvr2_send_request_ex+0xc33/0x2020 drivers/media/usb/pvrusb2/pvrusb2-hdw.c:3676 pvr2_send_request+0x38/0x50 drivers/media/usb/pvrusb2/pvrusb2-hdw.c:3819 pvr2_i2c_read drivers/media/usb/pvrusb2/pvrusb2-i2c-core.c:130 [inline] pvr2_i2c_basic_op+0x44e/0x930 drivers/media/usb/pvrusb2/pvrusb2-i2c-core.c:172 pvr2_i2c_xfer+0x9e0/0xda0 drivers/media/usb/pvrusb2/pvrusb2-i2c-core.c:445 __i2c_transfer+0x874/0x2170 drivers/i2c/i2c-core-base.c:-1 i2c_smbus_xfer_emulated drivers/i2c/i2c-core-smbus.c:470 [inline] __i2c_smbus_xfer+0xfb0/0x1e50 drivers/i2c/i2c-core-smbus.c:608 i2c_smbus_xfer+0x275/0x3c0 drivers/i2c/i2c-core-smbus.c:546 i2c_smbus_read_byte_data+0xfe/0x1c0 drivers/i2c/i2c-core-smbus.c:143 saa711x_detect_chip drivers/media/i2c/saa7115.c:1710 [inline] saa711x_probe+0x1c1/0x1570 drivers/media/i2c/saa7115.c:1816 i2c_device_probe+0x906/0xc10 drivers/i2c/i2c-core-base.c:591 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x26d/0x9e0 drivers/base/dd.c:659 __driver_probe_device+0x18c/0x2f0 drivers/base/dd.c:801 driver_probe_device+0x4f/0x430 drivers/base/dd.c:831 __device_attach_driver+0x2ce/0x530 drivers/base/dd.c:959 bus_for_each_drv+0x24e/0x2e0 drivers/base/bus.c:462 __device_attach+0x2b8/0x400 drivers/base/dd.c:1031 bus_probe_device+0x185/0x260 drivers/base/bus.c:537 device_add+0x7b6/0xb50 drivers/base/core.c:3689 i2c_new_client_device+0xa11/0x1120 drivers/i2c/i2c-core-base.c:1022 v4l2_i2c_new_subdev_board+0x86/0x250 drivers/media/v4l2-core/v4l2-i2c.c:81 v4l2_i2c_new_subdev+0x14a/0x1e0 drivers/media/v4l2-core/v4l2-i2c.c:136 pvr2_hdw_load_subdev drivers/media/usb/pvrusb2/pvrusb2-hdw.c:-1 [inline] pvr2_hdw_load_modules drivers/media/usb/pvrusb2/pvrusb2-hdw.c:2074 [inline] pvr2_hdw_setup_low drivers/media/usb/pvrusb2/pvrusb2-hdw.c:2155 [inline] pvr2_hdw_setup drivers/media/usb/pvrusb2/pvrusb2-hdw.c:2261 [inline] pvr2_hdw_initialize+0xe18/0x3ac0 drivers/media/usb/pvrusb2/pvrusb2-hdw.c:2338 pvr2_context_check drivers/media/usb/pvrusb2/pvrusb2-context.c:111 [inline] pvr2_context_thread_func+0x487/0xaf0 drivers/media/usb/pvrusb2/pvrusb2-context.c:158 kthread+0x70e/0x8a0 kernel/kthread.c:463 ret_from_fork+0x3f9/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245