i2400m_usb 2-1:0.0: W: __i2400mu_send_barker: cannot send URB: -71 i2400m_usb 2-1:0.0: E: __i2400mu_send_barker: maximum errors in URB exceeded; resetting device i2400m_usb 2-1:0.0: warm reset failed (-71); trying USB reset ------------[ cut here ]------------ usb 2-1: BOGUS urb xfer, pipe 1 != type 3 WARNING: CPU: 0 PID: 3126 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x1460 drivers/usb/core/urb.c:478 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 3126 Comm: kworker/0:7 Not tainted 5.7.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0xef/0x16e lib/dump_stack.c:118 panic+0x2aa/0x6e1 kernel/panic.c:221 __warn.cold+0x2f/0x30 kernel/panic.c:582 report_bug+0x27b/0x2f0 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:175 [inline] fixup_bug arch/x86/kernel/traps.c:170 [inline] do_error_trap+0x12b/0x1e0 arch/x86/kernel/traps.c:267 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:usb_submit_urb+0x1188/0x1460 drivers/usb/core/urb.c:478 Code: 4d 85 ed 74 46 e8 98 af d2 fd 4c 89 f7 e8 d0 a3 16 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 00 56 3d 86 e8 80 85 a6 fd <0f> 0b e9 20 f4 ff ff e8 6c af d2 fd 0f 1f 44 00 00 e8 62 af d2 fd RSP: 0018:ffff8881c685eb30 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff812a339d RDI: ffffed1038d0bd58 RBP: ffff8881c99c1850 R08: ffff8881ce5ab180 R09: ffffed103b64629a R10: ffff8881db2314cf R11: ffffed103b646299 R12: 0000000000000001 R13: ffff8881d9617600 R14: ffff8881cb6a70a0 R15: ffff8881c685ecb0 i2400mu_notif_submit drivers/net/wimax/i2400m/usb-fw.c:259 [inline] i2400mu_bus_bm_wait_for_ack+0x4bf/0xb4d drivers/net/wimax/i2400m/usb-fw.c:303 i2400m_bm_cmd+0x346/0x7f0 drivers/net/wimax/i2400m/fw.c:608 i2400m_bootrom_init+0x319/0x1060 drivers/net/wimax/i2400m/fw.c:906 i2400m_setup+0x29c/0x970 drivers/net/wimax/i2400m/driver.c:868 i2400mu_probe+0x6b9/0xb10 drivers/net/wimax/i2400m/usb.c:496 usb_probe_interface+0x310/0x800 drivers/usb/core/driver.c:374 really_probe+0x290/0xac0 drivers/base/dd.c:520 driver_probe_device+0x223/0x350 drivers/base/dd.c:697 __device_attach_driver+0x1d1/0x290 drivers/base/dd.c:804 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:431 __device_attach+0x21a/0x390 drivers/base/dd.c:870 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491 device_add+0x1367/0x1c40 drivers/base/core.c:2538 usb_set_configuration+0xed4/0x1850 drivers/usb/core/message.c:2032 usb_generic_driver_probe+0x9d/0xe0 drivers/usb/core/generic.c:241 usb_probe_device+0xd9/0x230 drivers/usb/core/driver.c:272 really_probe+0x290/0xac0 drivers/base/dd.c:520 driver_probe_device+0x223/0x350 drivers/base/dd.c:697 __device_attach_driver+0x1d1/0x290 drivers/base/dd.c:804 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:431 __device_attach+0x21a/0x390 drivers/base/dd.c:870 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491 device_add+0x1367/0x1c40 drivers/base/core.c:2538 usb_new_device.cold+0x552/0xf6e drivers/usb/core/hub.c:2554 hub_port_connect drivers/usb/core/hub.c:5208 [inline] hub_port_connect_change drivers/usb/core/hub.c:5348 [inline] port_event drivers/usb/core/hub.c:5494 [inline] hub_event+0x226d/0x43c0 drivers/usb/core/hub.c:5576 process_one_work+0x965/0x1630 kernel/workqueue.c:2268 worker_thread+0x96/0xe20 kernel/workqueue.c:2414 kthread+0x326/0x430 kernel/kthread.c:268 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:351 Kernel Offset: disabled Rebooting in 86400 seconds..