------------[ cut here ]------------ usb 7-1: BOGUS control dir, pipe 80004580 doesn't match bRequestType c0 WARNING: drivers/usb/core/urb.c:411 at usb_submit_urb+0x15ff/0x19b0 drivers/usb/core/urb.c:411, CPU#0: syz.6.6039/25147 Modules linked in: CPU: 0 UID: 0 PID: 25147 Comm: syz.6.6039 Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/05/2026 RIP: 0010:usb_submit_urb+0x160d/0x19b0 drivers/usb/core/urb.c:411 Code: 48 89 54 24 40 e8 73 6a 7d fa 4c 89 e7 e8 5b df da fe 48 89 c6 48 8d 3d 11 0f c4 09 44 8b 44 24 20 8b 4c 24 30 48 8b 54 24 40 <67> 48 0f b9 3a e9 28 ed ff ff e8 44 6a 7d fa 89 ee bf ff 00 00 00 RSP: 0018:ffffc9000474f7c8 EFLAGS: 00010283 RAX: ffffffff8cc86600 RBX: ffff88807d313300 RCX: 0000000080004580 RDX: ffff888052ac6fe0 RSI: ffffffff8cc86600 RDI: ffffffff9152b340 RBP: ffff8880386b8058 R08: 00000000000000c0 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffff8880386b80b0 R13: ffff8880382b5aa0 R14: ffff8880382b5aa6 R15: ffff8880382b5aa7 FS: 00007fa020bb46c0(0000) GS:ffff888123b56000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000000040 CR3: 00000000335e6000 CR4: 0000000000350ef0 Call Trace: usb_start_wait_urb+0x10e/0x580 drivers/usb/core/message.c:62 usb_internal_control_msg drivers/usb/core/message.c:117 [inline] usb_control_msg+0x328/0x4b0 drivers/usb/core/message.c:167 gl861_ctrl_msg+0x1a5/0x4a0 drivers/media/usb/dvb-usb-v2/gl861.c:58 gl861_i2c_master_xfer+0x545/0x690 drivers/media/usb/dvb-usb-v2/gl861.c:144 __i2c_transfer+0x5d4/0x1740 drivers/i2c/i2c-core-base.c:2294 i2c_transfer+0x158/0x380 drivers/i2c/i2c-core-base.c:2350 i2c_transfer_buffer_flags+0x10c/0x190 drivers/i2c/i2c-core-base.c:2378 i2c_master_recv include/linux/i2c.h:79 [inline] i2cdev_read+0x111/0x2b0 drivers/i2c/i2c-dev.c:155 vfs_read+0x1e4/0xb40 fs/read_write.c:572 ksys_read+0x12a/0x250 fs/read_write.c:716 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa01fd9e159 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fa020bb4028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007fa020025fa0 RCX: 00007fa01fd9e159 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 RBP: 00007fa01fe3506b R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fa020026038 R14: 00007fa020025fa0 R15: 00007ffe1d63efd8 ---------------- Code disassembly (best guess): 0: 48 89 54 24 40 mov %rdx,0x40(%rsp) 5: e8 73 6a 7d fa call 0xfa7d6a7d a: 4c 89 e7 mov %r12,%rdi d: e8 5b df da fe call 0xfedadf6d 12: 48 89 c6 mov %rax,%rsi 15: 48 8d 3d 11 0f c4 09 lea 0x9c40f11(%rip),%rdi # 0x9c40f2d 1c: 44 8b 44 24 20 mov 0x20(%rsp),%r8d 21: 8b 4c 24 30 mov 0x30(%rsp),%ecx 25: 48 8b 54 24 40 mov 0x40(%rsp),%rdx * 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2f: e9 28 ed ff ff jmp 0xffffed5c 34: e8 44 6a 7d fa call 0xfa7d6a7d 39: 89 ee mov %ebp,%esi 3b: bf ff 00 00 00 mov $0xff,%edi