forked to background, child pid 4655 [ 18.606024][ T4656] 8021q: adding VLAN 0 to HW filter on device bond0 [ 18.614886][ T4656] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: [ 18.802762][ T4732] sshd (4732) used greatest stack depth: 10936 bytes left OK syzkaller syzkaller login: [ 75.133323][ T8] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.70' (ECDSA) to the list of known hosts. executing program [ 157.472985][ T26] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 157.712978][ T26] usb 1-1: Using ep0 maxpacket: 16 [ 157.873121][ T26] usb 1-1: unable to get BOS descriptor or descriptor too short [ 157.963034][ T26] usb 1-1: config 1 interface 0 altsetting 120 bulk endpoint 0x1 has invalid maxpacket 1023 [ 157.973174][ T26] usb 1-1: config 1 interface 0 altsetting 120 bulk endpoint 0x82 has invalid maxpacket 1023 [ 157.983386][ T26] usb 1-1: config 1 interface 0 has no altsetting 0 [ 158.223031][ T26] usb 1-1: string descriptor 0 read error: -22 [ 158.229233][ T26] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a8, bcdDevice= 0.40 [ 158.238294][ T26] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 158.263424][ T4999] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 158.270584][ T4999] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 158.513883][ T26] usblp 1-1:1.0: usblp0: USB Bidirectional printer dev 2 if 0 alt 120 proto 2 vid 0x0525 pid 0xA4A8 [ 158.525568][ T26] usb 1-1: USB disconnect, device number 2 [ 158.532135][ T26] usblp0: removed executing program [ 164.582981][ T8] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 164.822958][ T8] usb 1-1: Using ep0 maxpacket: 16 [ 165.042968][ T8] usb 1-1: unable to get BOS descriptor or descriptor too short [ 165.153018][ T8] usb 1-1: config 1 interface 0 altsetting 120 bulk endpoint 0x1 has invalid maxpacket 1023 [ 165.163162][ T8] usb 1-1: config 1 interface 0 altsetting 120 bulk endpoint 0x82 has invalid maxpacket 1023 [ 165.173467][ T8] usb 1-1: config 1 interface 0 has no altsetting 0 [ 165.413014][ T8] usb 1-1: string descriptor 0 read error: -22 [ 165.419236][ T8] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a8, bcdDevice= 0.40 [ 165.428332][ T8] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 165.453110][ T5002] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 165.460663][ T5002] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 165.693372][ T8] usblp 1-1:1.0: usblp0: USB Bidirectional printer dev 3 if 0 alt 120 proto 2 vid 0x0525 pid 0xA4A8 [ 165.707018][ T8] usb 1-1: USB disconnect, device number 3 [ 165.713466][ T8] usblp0: removed executing program [ 171.752945][ T26] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 171.992956][ T26] usb 1-1: Using ep0 maxpacket: 16 [ 172.153010][ T26] usb 1-1: unable to get BOS descriptor or descriptor too short [ 172.233004][ T26] usb 1-1: config 1 interface 0 altsetting 120 bulk endpoint 0x1 has invalid maxpacket 1023 [ 172.243113][ T26] usb 1-1: config 1 interface 0 altsetting 120 bulk endpoint 0x82 has invalid maxpacket 1023 [ 172.253310][ T26] usb 1-1: config 1 interface 0 has no altsetting 0 [ 172.492994][ T26] usb 1-1: string descriptor 0 read error: -22 [ 172.499216][ T26] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a8, bcdDevice= 0.40 [ 172.508288][ T26] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 172.533032][ T5006] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 172.540195][ T5006] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 172.776385][ T26] usblp 1-1:1.0: usblp0: USB Bidirectional printer dev 4 if 0 alt 120 proto 2 vid 0x0525 pid 0xA4A8 [ 172.791707][ T26] usb 1-1: USB disconnect, device number 4 [ 172.799446][ T26] usblp0: removed [ 178.462505][ T4998] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888101354400 (size 512): comm "kworker/0:1", pid 8, jiffies 4294953824 (age 15.230s) hex dump (first 32 bytes): 00 44 35 01 81 88 ff ff 00 44 35 01 81 88 ff ff .D5......D5..... 00 00 00 00 00 00 00 00 9d 2d 9b 85 ff ff ff ff .........-...... backtrace: [] kmalloc_trace+0x24/0x90 [] class_register+0x28/0x140 [] class_create+0x47/0x90 [] usb_register_dev+0x290/0x3d0 [] usblp_probe+0x4e4/0x750 [] usb_probe_interface+0x179/0x3c0 [] really_probe+0x12d/0x430 [] __driver_probe_device+0xc1/0x1a0 [] driver_probe_device+0x2a/0x120 [] __device_attach_driver+0xfb/0x150 [] bus_for_each_drv+0xc1/0x110 [] __device_attach+0x102/0x2a0 [] bus_probe_device+0xca/0xd0 [] device_add+0x993/0xc60 [] usb_set_configuration+0x9a9/0xc90 [] usb_generic_driver_probe+0xa1/0x100