[ OK ] Started OpenBSD Secure Shell server. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.98' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 806.791817][ T7] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 806.812631][ T2618] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 806.842472][ T4391] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 806.850046][ T4401] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 806.857770][ T4397] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 806.865682][ T4403] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 807.081841][ T7] usb 1-1: Using ep0 maxpacket: 8 [ 807.087167][ T2618] usb 3-1: Using ep0 maxpacket: 8 [ 807.142216][ T4391] usb 2-1: Using ep0 maxpacket: 8 [ 807.147389][ T4401] usb 4-1: Using ep0 maxpacket: 8 [ 807.154165][ T4403] usb 5-1: Using ep0 maxpacket: 8 [ 807.159616][ T4397] usb 6-1: Using ep0 maxpacket: 8 [ 807.242157][ T7] usb 1-1: config 4 has an invalid interface number: 253 but max is 2 [ 807.250634][ T7] usb 1-1: config 4 contains an unexpected descriptor of type 0x1, skipping [ 807.259354][ T7] usb 1-1: config 4 has an invalid interface association descriptor of length 2, skipping [ 807.269486][ T7] usb 1-1: config 4 has an invalid interface number: 16 but max is 2 [ 807.277651][ T7] usb 1-1: config 4 has an invalid interface number: 238 but max is 2 [ 807.286235][ T7] usb 1-1: config 4 has no interface number 0 [ 807.292554][ T7] usb 1-1: config 4 has no interface number 1 [ 807.298822][ T7] usb 1-1: config 4 has no interface number 2 [ 807.305338][ T2618] usb 3-1: config 4 has an invalid interface number: 253 but max is 2 [ 807.313593][ T2618] usb 3-1: config 4 contains an unexpected descriptor of type 0x1, skipping [ 807.322531][ T2618] usb 3-1: config 4 has an invalid interface association descriptor of length 2, skipping [ 807.332572][ T2618] usb 3-1: config 4 has an invalid interface number: 16 but max is 2 [ 807.340853][ T2618] usb 3-1: config 4 has an invalid interface number: 238 but max is 2 [ 807.349171][ T2618] usb 3-1: config 4 has no interface number 0 [ 807.355415][ T2618] usb 3-1: config 4 has no interface number 1 [ 807.361490][ T2618] usb 3-1: config 4 has no interface number 2 [ 807.367692][ T4391] usb 2-1: config 4 has an invalid interface number: 253 but max is 2 [ 807.375941][ T4391] usb 2-1: config 4 contains an unexpected descriptor of type 0x1, skipping [ 807.384786][ T4391] usb 2-1: config 4 has an invalid interface association descriptor of length 2, skipping [ 807.394833][ T4391] usb 2-1: config 4 has an invalid interface number: 16 but max is 2 [ 807.402971][ T4391] usb 2-1: config 4 has an invalid interface number: 238 but max is 2 [ 807.411245][ T4391] usb 2-1: config 4 has no interface number 0 [ 807.417390][ T4391] usb 2-1: config 4 has no interface number 1 [ 807.423610][ T4391] usb 2-1: config 4 has no interface number 2 [ 807.429875][ T7] usb 1-1: config 4 interface 253 altsetting 129 endpoint 0xB has invalid maxpacket 1023, setting to 64 [ 807.441082][ T7] usb 1-1: config 4 interface 253 altsetting 129 endpoint 0x1 has invalid maxpacket 1024, setting to 64 [ 807.452462][ T7] usb 1-1: config 4 interface 253 altsetting 129 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 807.463780][ T7] usb 1-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x4, skipping [ 807.475154][ T7] usb 1-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 807.486412][ T7] usb 1-1: config 4 interface 253 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 807.497255][ T7] usb 1-1: config 4 interface 253 altsetting 129 bulk endpoint 0x6 has invalid maxpacket 8 [ 807.507545][ T7] usb 1-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 807.518473][ T7] usb 1-1: config 4 interface 253 altsetting 129 endpoint 0x5 has invalid maxpacket 512, setting to 64 [ 807.530143][ T7] usb 1-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 807.541211][ T7] usb 1-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0xC, skipping [ 807.552343][ T4403] usb 5-1: config 4 has an invalid interface number: 253 but max is 2 [ 807.560535][ T4403] usb 5-1: config 4 contains an unexpected descriptor of type 0x1, skipping [ 807.569322][ T4403] usb 5-1: config 4 has an invalid interface association descriptor of length 2, skipping [ 807.579297][ T4403] usb 5-1: config 4 has an invalid interface number: 16 but max is 2 [ 807.587529][ T4403] usb 5-1: config 4 has an invalid interface number: 238 but max is 2 [ 807.596694][ T4403] usb 5-1: config 4 has no interface number 0 [ 807.603098][ T4403] usb 5-1: config 4 has no interface number 1 [ 807.609184][ T4403] usb 5-1: config 4 has no interface number 2 [ 807.615358][ T4401] usb 4-1: config 4 has an invalid interface number: 253 but max is 2 [ 807.623827][ T4401] usb 4-1: config 4 contains an unexpected descriptor of type 0x1, skipping [ 807.632798][ T4401] usb 4-1: config 4 has an invalid interface association descriptor of length 2, skipping [ 807.643177][ T4401] usb 4-1: config 4 has an invalid interface number: 16 but max is 2 [ 807.651400][ T4401] usb 4-1: config 4 has an invalid interface number: 238 but max is 2 [ 807.659647][ T4401] usb 4-1: config 4 has no interface number 0 [ 807.666057][ T4401] usb 4-1: config 4 has no interface number 1 [ 807.672592][ T4401] usb 4-1: config 4 has no interface number 2 [ 807.678748][ T4397] usb 6-1: config 4 has an invalid interface number: 253 but max is 2 [ 807.687008][ T4397] usb 6-1: config 4 contains an unexpected descriptor of type 0x1, skipping [ 807.695766][ T4397] usb 6-1: config 4 has an invalid interface association descriptor of length 2, skipping [ 807.705991][ T4397] usb 6-1: config 4 has an invalid interface number: 16 but max is 2 [ 807.714309][ T4397] usb 6-1: config 4 has an invalid interface number: 238 but max is 2 [ 807.722539][ T4397] usb 6-1: config 4 has no interface number 0 [ 807.728630][ T4397] usb 6-1: config 4 has no interface number 1 [ 807.734797][ T4397] usb 6-1: config 4 has no interface number 2 [ 807.740920][ T2618] usb 3-1: config 4 interface 253 altsetting 129 endpoint 0xB has invalid maxpacket 1023, setting to 64 [ 807.752679][ T2618] usb 3-1: config 4 interface 253 altsetting 129 endpoint 0x1 has invalid maxpacket 1024, setting to 64 [ 807.764234][ T2618] usb 3-1: config 4 interface 253 altsetting 129 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 807.775432][ T2618] usb 3-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x4, skipping [ 807.786360][ T2618] usb 3-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 807.797293][ T2618] usb 3-1: config 4 interface 253 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 807.808449][ T2618] usb 3-1: config 4 interface 253 altsetting 129 bulk endpoint 0x6 has invalid maxpacket 8 [ 807.818912][ T2618] usb 3-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 807.830379][ T2618] usb 3-1: config 4 interface 253 altsetting 129 endpoint 0x5 has invalid maxpacket 512, setting to 64 [ 807.841495][ T2618] usb 3-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 807.852428][ T2618] usb 3-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0xC, skipping [ 807.863651][ T4391] usb 2-1: config 4 interface 253 altsetting 129 endpoint 0xB has invalid maxpacket 1023, setting to 64 [ 807.874959][ T4391] usb 2-1: config 4 interface 253 altsetting 129 endpoint 0x1 has invalid maxpacket 1024, setting to 64 [ 807.886165][ T4391] usb 2-1: config 4 interface 253 altsetting 129 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 807.897472][ T4391] usb 2-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x4, skipping [ 807.908996][ T4391] usb 2-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 807.920345][ T4391] usb 2-1: config 4 interface 253 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 807.931413][ T4391] usb 2-1: config 4 interface 253 altsetting 129 bulk endpoint 0x6 has invalid maxpacket 8 [ 807.941622][ T4391] usb 2-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 807.952724][ T4391] usb 2-1: config 4 interface 253 altsetting 129 endpoint 0x5 has invalid maxpacket 512, setting to 64 [ 807.964232][ T4391] usb 2-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 807.975835][ T4391] usb 2-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0xC, skipping [ 807.987420][ T4397] usb 6-1: config 4 interface 253 altsetting 129 endpoint 0xB has invalid maxpacket 1023, setting to 64 [ 807.999255][ T4397] usb 6-1: config 4 interface 253 altsetting 129 endpoint 0x1 has invalid maxpacket 1024, setting to 64 [ 808.010467][ T4397] usb 6-1: config 4 interface 253 altsetting 129 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 808.022532][ T4397] usb 6-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x4, skipping [ 808.034698][ T4397] usb 6-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 808.046690][ T4397] usb 6-1: config 4 interface 253 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 808.058332][ T4397] usb 6-1: config 4 interface 253 altsetting 129 bulk endpoint 0x6 has invalid maxpacket 8 [ 808.068540][ T4397] usb 6-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 808.079578][ T4397] usb 6-1: config 4 interface 253 altsetting 129 endpoint 0x5 has invalid maxpacket 512, setting to 64 [ 808.090981][ T4397] usb 6-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 808.102540][ T4397] usb 6-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0xC, skipping [ 808.114254][ T4403] usb 5-1: config 4 interface 253 altsetting 129 endpoint 0xB has invalid maxpacket 1023, setting to 64 [ 808.125881][ T4403] usb 5-1: config 4 interface 253 altsetting 129 endpoint 0x1 has invalid maxpacket 1024, setting to 64 [ 808.138670][ T4403] usb 5-1: config 4 interface 253 altsetting 129 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 808.150149][ T4403] usb 5-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x4, skipping [ 808.161263][ T4403] usb 5-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 808.173470][ T4403] usb 5-1: config 4 interface 253 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 808.185020][ T4403] usb 5-1: config 4 interface 253 altsetting 129 bulk endpoint 0x6 has invalid maxpacket 8 [ 808.195228][ T4403] usb 5-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 808.206391][ T4403] usb 5-1: config 4 interface 253 altsetting 129 endpoint 0x5 has invalid maxpacket 512, setting to 64 [ 808.217512][ T4403] usb 5-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 808.228812][ T4403] usb 5-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0xC, skipping [ 808.239945][ T4401] usb 4-1: config 4 interface 253 altsetting 129 endpoint 0xB has invalid maxpacket 1023, setting to 64 [ 808.251877][ T4401] usb 4-1: config 4 interface 253 altsetting 129 endpoint 0x1 has invalid maxpacket 1024, setting to 64 [ 808.263151][ T4401] usb 4-1: config 4 interface 253 altsetting 129 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 808.274624][ T4401] usb 4-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x4, skipping [ 808.285718][ T4401] usb 4-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 808.296646][ T4401] usb 4-1: config 4 interface 253 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 808.307698][ T4401] usb 4-1: config 4 interface 253 altsetting 129 bulk endpoint 0x6 has invalid maxpacket 8 [ 808.317881][ T4401] usb 4-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 808.329104][ T4401] usb 4-1: config 4 interface 253 altsetting 129 endpoint 0x5 has invalid maxpacket 512, setting to 64 [ 808.340368][ T4401] usb 4-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 808.351296][ T4401] usb 4-1: config 4 interface 253 altsetting 129 has a duplicate endpoint with address 0xC, skipping [ 808.362362][ T7] usb 1-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0x4, skipping [ 808.373573][ T7] usb 1-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 808.384546][ T7] usb 1-1: config 4 interface 16 altsetting 129 endpoint 0x2 has invalid maxpacket 1096, setting to 64 [ 808.395665][ T7] usb 1-1: config 4 interface 16 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 808.406914][ T7] usb 1-1: config 4 interface 16 altsetting 129 bulk endpoint 0x9 has invalid maxpacket 32 [ 808.417311][ T7] usb 1-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0xC, skipping [ 808.429519][ T2618] usb 3-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0x4, skipping [ 808.440529][ T2618] usb 3-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 808.451818][ T2618] usb 3-1: config 4 interface 16 altsetting 129 endpoint 0x2 has invalid maxpacket 1096, setting to 64 [ 808.463608][ T2618] usb 3-1: config 4 interface 16 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 808.474546][ T2618] usb 3-1: config 4 interface 16 altsetting 129 bulk endpoint 0x9 has invalid maxpacket 32 [ 808.484690][ T2618] usb 3-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0xC, skipping [ 808.495657][ T4391] usb 2-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0x4, skipping [ 808.506878][ T4391] usb 2-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 808.517998][ T4391] usb 2-1: config 4 interface 16 altsetting 129 endpoint 0x2 has invalid maxpacket 1096, setting to 64 [ 808.529808][ T4391] usb 2-1: config 4 interface 16 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 808.541183][ T4391] usb 2-1: config 4 interface 16 altsetting 129 bulk endpoint 0x9 has invalid maxpacket 32 [ 808.552012][ T4391] usb 2-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0xC, skipping [ 808.563196][ T4401] usb 4-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0x4, skipping [ 808.574392][ T4401] usb 4-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 808.585784][ T4401] usb 4-1: config 4 interface 16 altsetting 129 endpoint 0x2 has invalid maxpacket 1096, setting to 64 [ 808.596915][ T4401] usb 4-1: config 4 interface 16 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 808.607695][ T4401] usb 4-1: config 4 interface 16 altsetting 129 bulk endpoint 0x9 has invalid maxpacket 32 [ 808.617884][ T4401] usb 4-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0xC, skipping [ 808.629348][ T4403] usb 5-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0x4, skipping [ 808.640637][ T4403] usb 5-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 808.651745][ T4403] usb 5-1: config 4 interface 16 altsetting 129 endpoint 0x2 has invalid maxpacket 1096, setting to 64 [ 808.663339][ T4403] usb 5-1: config 4 interface 16 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 808.674455][ T4403] usb 5-1: config 4 interface 16 altsetting 129 bulk endpoint 0x9 has invalid maxpacket 32 [ 808.685115][ T4403] usb 5-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0xC, skipping [ 808.696382][ T4397] usb 6-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0x4, skipping [ 808.707791][ T4397] usb 6-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0x1, skipping [ 808.719128][ T4397] usb 6-1: config 4 interface 16 altsetting 129 endpoint 0x2 has invalid maxpacket 1096, setting to 64 [ 808.730831][ T4397] usb 6-1: config 4 interface 16 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 808.743855][ T4397] usb 6-1: config 4 interface 16 altsetting 129 bulk endpoint 0x9 has invalid maxpacket 32 [ 808.754175][ T4397] usb 6-1: config 4 interface 16 altsetting 129 has a duplicate endpoint with address 0xC, skipping [ 808.765174][ T2618] usb 3-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xD, skipping [ 808.777278][ T2618] usb 3-1: config 4 interface 238 altsetting 244 has an invalid endpoint with address 0x0, skipping [ 808.788437][ T2618] usb 3-1: config 4 interface 238 altsetting 244 endpoint 0xE has invalid maxpacket 1024, setting to 64 [ 808.800967][ T2618] usb 3-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xD, skipping [ 808.812824][ T2618] usb 3-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xB, skipping [ 808.825336][ T2618] usb 3-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xA, skipping [ 808.837885][ T2618] usb 3-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 808.849334][ T2618] usb 3-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x5, skipping [ 808.860857][ T2618] usb 3-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 808.873249][ T2618] usb 3-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xB, skipping [ 808.884652][ T2618] usb 3-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x2, skipping [ 808.897515][ T2618] usb 3-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 808.909396][ T2618] usb 3-1: config 4 interface 253 has no altsetting 0 [ 808.917513][ T2618] usb 3-1: config 4 interface 16 has no altsetting 0 [ 808.925313][ T2618] usb 3-1: config 4 interface 238 has no altsetting 0 [ 808.932631][ T7] usb 1-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xD, skipping [ 808.945746][ T7] usb 1-1: config 4 interface 238 altsetting 244 has an invalid endpoint with address 0x0, skipping [ 808.957162][ T7] usb 1-1: config 4 interface 238 altsetting 244 endpoint 0xE has invalid maxpacket 1024, setting to 64 [ 808.969147][ T7] usb 1-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xD, skipping [ 808.981269][ T7] usb 1-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xB, skipping [ 808.992702][ T7] usb 1-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xA, skipping [ 809.004538][ T7] usb 1-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 809.015976][ T7] usb 1-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x5, skipping [ 809.029079][ T7] usb 1-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 809.041752][ T7] usb 1-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xB, skipping [ 809.053212][ T7] usb 1-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x2, skipping [ 809.064468][ T7] usb 1-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 809.077308][ T7] usb 1-1: config 4 interface 253 has no altsetting 0 [ 809.085010][ T7] usb 1-1: config 4 interface 16 has no altsetting 0 [ 809.092002][ T7] usb 1-1: config 4 interface 238 has no altsetting 0 [ 809.099547][ T4391] usb 2-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xD, skipping [ 809.111654][ T4391] usb 2-1: config 4 interface 238 altsetting 244 has an invalid endpoint with address 0x0, skipping [ 809.122911][ T4391] usb 2-1: config 4 interface 238 altsetting 244 endpoint 0xE has invalid maxpacket 1024, setting to 64 [ 809.137065][ T4391] usb 2-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xD, skipping [ 809.149598][ T4391] usb 2-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xB, skipping [ 809.161727][ T4391] usb 2-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xA, skipping [ 809.173013][ T4391] usb 2-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 809.184439][ T4391] usb 2-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x5, skipping [ 809.196042][ T4391] usb 2-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 809.207526][ T4391] usb 2-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xB, skipping [ 809.218751][ T4391] usb 2-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x2, skipping [ 809.230517][ T4391] usb 2-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 809.242510][ T4391] usb 2-1: config 4 interface 253 has no altsetting 0 [ 809.250273][ T4391] usb 2-1: config 4 interface 16 has no altsetting 0 [ 809.257683][ T4391] usb 2-1: config 4 interface 238 has no altsetting 0 [ 809.265100][ T4401] usb 4-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xD, skipping [ 809.276684][ T4401] usb 4-1: config 4 interface 238 altsetting 244 has an invalid endpoint with address 0x0, skipping [ 809.288365][ T4401] usb 4-1: config 4 interface 238 altsetting 244 endpoint 0xE has invalid maxpacket 1024, setting to 64 [ 809.300045][ T4401] usb 4-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xD, skipping [ 809.311377][ T4401] usb 4-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xB, skipping [ 809.322815][ T4401] usb 4-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xA, skipping [ 809.335264][ T4401] usb 4-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 809.346792][ T4401] usb 4-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x5, skipping [ 809.357875][ T4401] usb 4-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 809.369169][ T4401] usb 4-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xB, skipping [ 809.380637][ T4401] usb 4-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x2, skipping [ 809.392482][ T4401] usb 4-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 809.404536][ T4401] usb 4-1: config 4 interface 253 has no altsetting 0 [ 809.411619][ T4401] usb 4-1: config 4 interface 16 has no altsetting 0 [ 809.418702][ T4401] usb 4-1: config 4 interface 238 has no altsetting 0 [ 809.425600][ T4403] usb 5-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xD, skipping [ 809.437289][ T4403] usb 5-1: config 4 interface 238 altsetting 244 has an invalid endpoint with address 0x0, skipping [ 809.449313][ T4403] usb 5-1: config 4 interface 238 altsetting 244 endpoint 0xE has invalid maxpacket 1024, setting to 64 [ 809.460728][ T4403] usb 5-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xD, skipping [ 809.471885][ T4403] usb 5-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xB, skipping [ 809.483104][ T4403] usb 5-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xA, skipping [ 809.494752][ T4403] usb 5-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 809.506385][ T4403] usb 5-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x5, skipping [ 809.517391][ T4403] usb 5-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 809.529033][ T4403] usb 5-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xB, skipping [ 809.540071][ T4403] usb 5-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x2, skipping [ 809.551161][ T4403] usb 5-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 809.562398][ T4403] usb 5-1: config 4 interface 253 has no altsetting 0 [ 809.569445][ T4403] usb 5-1: config 4 interface 16 has no altsetting 0 [ 809.576363][ T4403] usb 5-1: config 4 interface 238 has no altsetting 0 [ 809.583385][ T4397] usb 6-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xD, skipping [ 809.594831][ T4397] usb 6-1: config 4 interface 238 altsetting 244 has an invalid endpoint with address 0x0, skipping [ 809.607066][ T4397] usb 6-1: config 4 interface 238 altsetting 244 endpoint 0xE has invalid maxpacket 1024, setting to 64 [ 809.618575][ T4397] usb 6-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xD, skipping [ 809.629620][ T4397] usb 6-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xB, skipping [ 809.641258][ T4397] usb 6-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xA, skipping [ 809.652469][ T4397] usb 6-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 809.663852][ T4397] usb 6-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x5, skipping [ 809.674911][ T4397] usb 6-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 809.685874][ T4397] usb 6-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0xB, skipping [ 809.697012][ T4397] usb 6-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x2, skipping [ 809.707945][ T4397] usb 6-1: config 4 interface 238 altsetting 244 has a duplicate endpoint with address 0x1, skipping [ 809.719463][ T4397] usb 6-1: config 4 interface 253 has no altsetting 0 [ 809.728276][ T4397] usb 6-1: config 4 interface 16 has no altsetting 0 [ 809.735610][ T4397] usb 6-1: config 4 interface 238 has no altsetting 0 [ 809.942149][ T7] usb 1-1: New USB device found, idVendor=0711, idProduct=0903, bcdDevice=51.61 [ 809.951574][ T7] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 809.960353][ T7] usb 1-1: Product: syz [ 809.964963][ T7] usb 1-1: Manufacturer: syz [ 809.970700][ T7] usb 1-1: SerialNumber: syz [ 809.975460][ T4391] usb 2-1: New USB device found, idVendor=0711, idProduct=0903, bcdDevice=51.61 [ 809.985163][ T4391] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 809.993605][ T4391] usb 2-1: Product: syz [ 809.998095][ T4391] usb 2-1: Manufacturer: syz [ 810.003129][ T4391] usb 2-1: SerialNumber: syz [ 810.007834][ T2618] usb 3-1: New USB device found, idVendor=0711, idProduct=0903, bcdDevice=51.61 [ 810.017199][ T2618] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 810.025395][ T2618] usb 3-1: Product: syz [ 810.030128][ T2618] usb 3-1: Manufacturer: syz [ 810.036932][ T2618] usb 3-1: SerialNumber: syz [ 810.041937][ T4401] usb 4-1: New USB device found, idVendor=0711, idProduct=0903, bcdDevice=51.61 [ 810.051838][ T4401] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 810.059986][ T4401] usb 4-1: Product: syz [ 810.064229][ T4401] usb 4-1: Manufacturer: syz [ 810.069059][ T4401] usb 4-1: SerialNumber: syz [ 810.073796][ T4403] usb 5-1: New USB device found, idVendor=0711, idProduct=0903, bcdDevice=51.61 [ 810.083278][ T4403] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 810.091745][ T4403] usb 5-1: Product: syz [ 810.095930][ T4403] usb 5-1: Manufacturer: syz [ 810.100520][ T4403] usb 5-1: SerialNumber: syz [ 810.105526][ T4397] usb 6-1: New USB device found, idVendor=0711, idProduct=0903, bcdDevice=51.61 [ 810.114957][ T4397] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 810.123536][ T4397] usb 6-1: Product: syz [ 810.127714][ T4397] usb 6-1: Manufacturer: syz [ 810.132619][ T4397] usb 6-1: SerialNumber: syz [ 810.185327][ T4391] usb 2-1: USB2VGA dongle found at address 2 [ 810.193754][ T4401] usb 4-1: USB2VGA dongle found at address 2 [ 810.204151][ T7] usb 1-1: USB2VGA dongle found at address 2 [ 810.212323][ T4403] usb 5-1: USB2VGA dongle found at address 2 [ 810.220276][ T2618] usb 3-1: USB2VGA dongle found at address 2 [ 810.228276][ T4397] usb 6-1: USB2VGA dongle found at address 2 [ 810.261493][ T7] usb 1-1: Allocated 8 output buffers [ 810.268348][ T4403] usb 5-1: Allocated 8 output buffers [ 810.275745][ T4397] usb 6-1: Allocated 8 output buffers [ 810.283570][ T2618] usb 3-1: Allocated 8 output buffers [ 810.290449][ T4391] usb 2-1: Allocated 8 output buffers [ 810.296878][ T4401] usb 4-1: Allocated 8 output buffers executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 906.041732][ T2618] usb 3-1: Failed to early initialize device [ 906.048125][ T4397] usb 6-1: Failed to early initialize device [ 906.103330][ T4397] usb 6-1: USB2VGA dongle found at address 2 [ 906.111382][ T2618] usb 3-1: USB2VGA dongle found at address 2 [ 906.117910][ T4401] usb 4-1: Failed to early initialize device [ 906.124244][ T4391] usb 2-1: Failed to early initialize device [ 906.130349][ T7] usb 1-1: Failed to early initialize device [ 906.136605][ T4403] usb 5-1: Failed to early initialize device [ 906.158887][ T4397] usb 6-1: Allocated 8 output buffers [ 906.166579][ T2618] usb 3-1: Allocated 8 output buffers [ 906.193602][ T7] usb 1-1: USB2VGA dongle found at address 2 [ 906.201482][ T4391] usb 2-1: USB2VGA dongle found at address 2 [ 906.209373][ T4403] usb 5-1: USB2VGA dongle found at address 2 [ 906.216902][ T4401] usb 4-1: USB2VGA dongle found at address 2 [ 906.238167][ T7] usb 1-1: Allocated 8 output buffers [ 906.246386][ T4401] usb 4-1: Allocated 8 output buffers [ 906.253692][ T4391] usb 2-1: Allocated 8 output buffers [ 906.260038][ T4403] usb 5-1: Allocated 8 output buffers executing program executing program executing program executing program executing program executing program [ 1001.951789][ T2618] usb 3-1: Failed to early initialize device [ 1001.958186][ T4397] usb 6-1: Failed to early initialize device [ 1002.003471][ T4397] usb 6-1: USB2VGA dongle found at address 2 [ 1002.011484][ T2618] usb 3-1: USB2VGA dongle found at address 2 [ 1002.031745][ T4403] usb 5-1: Failed to early initialize device [ 1002.037961][ T4391] usb 2-1: Failed to early initialize device [ 1002.044240][ T7] usb 1-1: Failed to early initialize device [ 1002.050354][ T4401] usb 4-1: Failed to early initialize device [ 1002.093940][ T7] usb 1-1: USB2VGA dongle found at address 2 [ 1002.101138][ T4391] usb 2-1: USB2VGA dongle found at address 2 [ 1002.109107][ T4403] usb 5-1: USB2VGA dongle found at address 2 [ 1002.116938][ T4401] usb 4-1: USB2VGA dongle found at address 2 executing program [ 1011.232015][ T4938] usb 6-1: Failed to initialize device executing program [ 1112.031774][ T4941] usb 6-1: Failed to initialize device [ 1146.271737][ T1275] INFO: task kworker/0:1:7 blocked for more than 143 seconds. [ 1146.279540][ T1275] Not tainted 5.14.0-rc1-syzkaller #0 [ 1146.285969][ T1275] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1146.294822][ T1275] task:kworker/0:1 state:D stack:25496 pid: 7 ppid: 2 flags:0x00004000 [ 1146.305065][ T1275] Workqueue: usb_hub_wq hub_event [ 1146.310154][ T1275] Call Trace: [ 1146.313520][ T1275] __schedule+0x941/0x22b0 [ 1146.317962][ T1275] ? io_schedule_timeout+0x140/0x140 [ 1146.323435][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1146.329614][ T1275] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1146.334890][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1146.339990][ T1275] schedule+0xcf/0x270 [ 1146.344136][ T1275] rwsem_down_write_slowpath+0x8e3/0x1190 [ 1146.350216][ T1275] ? rwsem_mark_wake+0x830/0x830 [ 1146.355437][ T1275] ? lock_release+0x6e0/0x6e0 [ 1146.360193][ T1275] ? usb_register_dev+0xed/0x7e0 [ 1146.365190][ T1275] down_write+0x137/0x150 [ 1146.369561][ T1275] ? down_write_killable_nested+0x180/0x180 [ 1146.375805][ T1275] ? sisusb_probe+0xcd/0xbe3 [ 1146.380417][ T1275] usb_register_dev+0x19d/0x7e0 [ 1146.385464][ T1275] ? sisusb_probe+0xcd/0xbe3 [ 1146.390083][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1146.396134][ T1275] ? usb_open+0x2e0/0x2e0 [ 1146.400477][ T1275] ? lockdep_init_map_type+0x2c3/0x790 [ 1146.405994][ T1275] ? lockdep_init_map_type+0x2c3/0x790 [ 1146.411496][ T1275] ? __raw_spin_lock_init+0x36/0x110 [ 1146.416861][ T1275] sisusb_probe+0x21c/0xbe3 [ 1146.421359][ T1275] ? __pm_runtime_set_status+0x48a/0xc30 [ 1146.427056][ T1275] usb_probe_interface+0x315/0x7f0 [ 1146.432416][ T1275] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 1146.437932][ T1275] really_probe+0x23c/0xcd0 [ 1146.442490][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1146.448753][ T1275] __driver_probe_device+0x338/0x4d0 [ 1146.454408][ T1275] driver_probe_device+0x4c/0x1a0 [ 1146.459640][ T1275] __device_attach_driver+0x20b/0x2f0 [ 1146.465081][ T1275] ? driver_allows_async_probing+0x150/0x150 [ 1146.471079][ T1275] bus_for_each_drv+0x15f/0x1e0 [ 1146.476089][ T1275] ? bus_for_each_dev+0x1d0/0x1d0 [ 1146.481128][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1146.487166][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1146.492259][ T1275] __device_attach+0x228/0x4a0 [ 1146.497032][ T1275] ? device_driver_attach+0x210/0x210 [ 1146.502458][ T1275] ? kobject_uevent_env+0x2bb/0x1650 [ 1146.507775][ T1275] bus_probe_device+0x1e4/0x290 [ 1146.512791][ T1275] device_add+0xc2f/0x2180 [ 1146.517225][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1146.523759][ T1275] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 1146.530236][ T1275] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 1146.536028][ T1275] ? create_intf_ep_devs.isra.0+0x18d/0x1f0 [ 1146.542096][ T1275] usb_set_configuration+0x113f/0x1910 [ 1146.547578][ T1275] usb_generic_driver_probe+0xba/0x100 [ 1146.553072][ T1275] usb_probe_device+0xd9/0x2c0 [ 1146.558306][ T1275] ? usb_driver_release_interface+0x180/0x180 [ 1146.564422][ T1275] really_probe+0x23c/0xcd0 [ 1146.568939][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1146.575249][ T1275] __driver_probe_device+0x338/0x4d0 [ 1146.580548][ T1275] driver_probe_device+0x4c/0x1a0 [ 1146.585970][ T1275] __device_attach_driver+0x20b/0x2f0 [ 1146.591356][ T1275] ? driver_allows_async_probing+0x150/0x150 [ 1146.597420][ T1275] bus_for_each_drv+0x15f/0x1e0 [ 1146.602339][ T1275] ? bus_for_each_dev+0x1d0/0x1d0 [ 1146.607370][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1146.613475][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1146.618950][ T1275] __device_attach+0x228/0x4a0 [ 1146.623766][ T1275] ? device_driver_attach+0x210/0x210 [ 1146.629150][ T1275] ? kobject_uevent_env+0x2bb/0x1650 [ 1146.634497][ T1275] bus_probe_device+0x1e4/0x290 [ 1146.639367][ T1275] device_add+0xc2f/0x2180 [ 1146.643832][ T1275] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 1146.650093][ T1275] ? kfree+0xdb/0x3b0 [ 1146.654320][ T1275] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1146.660576][ T1275] usb_new_device.cold+0x63f/0x108e [ 1146.665832][ T1275] ? hub_disconnect+0x510/0x510 [ 1146.670695][ T1275] ? rwlock_bug.part.0+0x90/0x90 [ 1146.675860][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1146.681990][ T1275] hub_event+0x2357/0x4330 [ 1146.686415][ T1275] ? hub_port_debounce+0x3c0/0x3c0 [ 1146.691601][ T1275] ? __lock_acquire+0x2ec1/0x54a0 [ 1146.696644][ T1275] ? __do_sys_prctl+0xb10/0xfd0 [ 1146.701502][ T1275] ? lock_release+0x6e0/0x6e0 [ 1146.706280][ T1275] ? lock_downgrade+0x6e0/0x6e0 [ 1146.711122][ T1275] ? do_raw_spin_lock+0x120/0x2b0 [ 1146.716289][ T1275] process_one_work+0x98d/0x15b0 [ 1146.721413][ T1275] ? pwq_dec_nr_in_flight+0x320/0x320 [ 1146.726871][ T1275] ? rwlock_bug.part.0+0x90/0x90 [ 1146.732069][ T1275] worker_thread+0x658/0x11f0 [ 1146.737032][ T1275] ? __kthread_parkme+0x126/0x1f0 [ 1146.742303][ T1275] ? process_one_work+0x15b0/0x15b0 [ 1146.747600][ T1275] kthread+0x3c0/0x4a0 [ 1146.751810][ T1275] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1146.757029][ T1275] ? set_kthread_struct+0x130/0x130 [ 1146.762457][ T1275] ret_from_fork+0x1f/0x30 [ 1146.767487][ T1275] INFO: task kworker/0:2:2618 blocked for more than 143 seconds. [ 1146.775669][ T1275] Not tainted 5.14.0-rc1-syzkaller #0 [ 1146.781642][ T1275] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1146.790312][ T1275] task:kworker/0:2 state:D stack:25496 pid: 2618 ppid: 2 flags:0x00004000 [ 1146.799569][ T1275] Workqueue: usb_hub_wq hub_event [ 1146.804661][ T1275] Call Trace: [ 1146.807964][ T1275] __schedule+0x941/0x22b0 [ 1146.812435][ T1275] ? io_schedule_timeout+0x140/0x140 [ 1146.817739][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1146.823857][ T1275] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1146.829152][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1146.834331][ T1275] schedule+0xcf/0x270 [ 1146.838409][ T1275] rwsem_down_write_slowpath+0x8e3/0x1190 [ 1146.844177][ T1275] ? rwsem_mark_wake+0x830/0x830 [ 1146.849124][ T1275] ? lock_release+0x6e0/0x6e0 [ 1146.853850][ T1275] ? usb_register_dev+0xed/0x7e0 [ 1146.858892][ T1275] down_write+0x137/0x150 [ 1146.863267][ T1275] ? down_write_killable_nested+0x180/0x180 [ 1146.869170][ T1275] usb_register_dev+0x19d/0x7e0 [ 1146.874078][ T1275] ? usb_open+0x2e0/0x2e0 [ 1146.878419][ T1275] ? lockdep_init_map_type+0x2c3/0x790 [ 1146.883934][ T1275] ? lockdep_init_map_type+0x2c3/0x790 [ 1146.889437][ T1275] ? __raw_spin_lock_init+0x36/0x110 [ 1146.894816][ T1275] sisusb_probe+0x21c/0xbe3 [ 1146.899337][ T1275] ? __pm_runtime_set_status+0x48a/0xc30 [ 1146.905053][ T1275] usb_probe_interface+0x315/0x7f0 [ 1146.910302][ T1275] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 1146.915818][ T1275] really_probe+0x23c/0xcd0 [ 1146.920336][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1146.926723][ T1275] __driver_probe_device+0x338/0x4d0 [ 1146.932088][ T1275] driver_probe_device+0x4c/0x1a0 [ 1146.937124][ T1275] __device_attach_driver+0x20b/0x2f0 [ 1146.942530][ T1275] ? driver_allows_async_probing+0x150/0x150 [ 1146.948643][ T1275] bus_for_each_drv+0x15f/0x1e0 [ 1146.953566][ T1275] ? bus_for_each_dev+0x1d0/0x1d0 [ 1146.958616][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1146.964763][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1146.969804][ T1275] __device_attach+0x228/0x4a0 [ 1146.974914][ T1275] ? device_driver_attach+0x210/0x210 [ 1146.980302][ T1275] ? kobject_uevent_env+0x2bb/0x1650 [ 1146.985658][ T1275] bus_probe_device+0x1e4/0x290 [ 1146.990526][ T1275] device_add+0xc2f/0x2180 [ 1146.995028][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1147.001284][ T1275] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 1147.007580][ T1275] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 1147.013368][ T1275] ? create_intf_ep_devs.isra.0+0x18d/0x1f0 [ 1147.019275][ T1275] usb_set_configuration+0x113f/0x1910 [ 1147.024800][ T1275] usb_generic_driver_probe+0xba/0x100 [ 1147.030276][ T1275] usb_probe_device+0xd9/0x2c0 [ 1147.035090][ T1275] ? usb_driver_release_interface+0x180/0x180 [ 1147.041386][ T1275] really_probe+0x23c/0xcd0 [ 1147.045972][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1147.052295][ T1275] __driver_probe_device+0x338/0x4d0 [ 1147.057595][ T1275] driver_probe_device+0x4c/0x1a0 [ 1147.062671][ T1275] __device_attach_driver+0x20b/0x2f0 [ 1147.068066][ T1275] ? driver_allows_async_probing+0x150/0x150 [ 1147.074098][ T1275] bus_for_each_drv+0x15f/0x1e0 [ 1147.078964][ T1275] ? bus_for_each_dev+0x1d0/0x1d0 [ 1147.084035][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1147.090026][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1147.095101][ T1275] __device_attach+0x228/0x4a0 [ 1147.099893][ T1275] ? device_driver_attach+0x210/0x210 [ 1147.105329][ T1275] ? kobject_uevent_env+0x2bb/0x1650 [ 1147.110625][ T1275] bus_probe_device+0x1e4/0x290 [ 1147.115537][ T1275] device_add+0xc2f/0x2180 [ 1147.119961][ T1275] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 1147.126251][ T1275] ? kfree+0xdb/0x3b0 [ 1147.130246][ T1275] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1147.136546][ T1275] usb_new_device.cold+0x63f/0x108e [ 1147.141810][ T1275] ? hub_disconnect+0x510/0x510 [ 1147.146668][ T1275] ? rwlock_bug.part.0+0x90/0x90 [ 1147.151637][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1147.157745][ T1275] hub_event+0x2357/0x4330 [ 1147.162392][ T1275] ? hub_port_debounce+0x3c0/0x3c0 [ 1147.167618][ T1275] ? __lock_acquire+0x2ec1/0x54a0 [ 1147.172719][ T1275] ? __do_sys_prctl+0xb10/0xfd0 [ 1147.177671][ T1275] ? lock_release+0x6e0/0x6e0 [ 1147.182501][ T1275] ? lock_downgrade+0x6e0/0x6e0 [ 1147.187401][ T1275] ? do_raw_spin_lock+0x120/0x2b0 [ 1147.192483][ T1275] process_one_work+0x98d/0x15b0 [ 1147.197434][ T1275] ? pwq_dec_nr_in_flight+0x320/0x320 [ 1147.202862][ T1275] ? try_to_del_timer_sync+0xbf/0x110 [ 1147.208249][ T1275] ? rwlock_bug.part.0+0x90/0x90 [ 1147.213322][ T1275] worker_thread+0x658/0x11f0 [ 1147.218016][ T1275] ? process_one_work+0x15b0/0x15b0 [ 1147.223285][ T1275] kthread+0x3c0/0x4a0 [ 1147.227363][ T1275] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1147.232622][ T1275] ? set_kthread_struct+0x130/0x130 [ 1147.237831][ T1275] ret_from_fork+0x1f/0x30 [ 1147.243099][ T1275] INFO: task kworker/0:0:4391 blocked for more than 144 seconds. [ 1147.250914][ T1275] Not tainted 5.14.0-rc1-syzkaller #0 [ 1147.256885][ T1275] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1147.265643][ T1275] task:kworker/0:0 state:D stack:24504 pid: 4391 ppid: 2 flags:0x00004000 [ 1147.274930][ T1275] Workqueue: usb_hub_wq hub_event [ 1147.280060][ T1275] Call Trace: [ 1147.283383][ T1275] __schedule+0x941/0x22b0 [ 1147.287814][ T1275] ? io_schedule_timeout+0x140/0x140 [ 1147.293156][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1147.299147][ T1275] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1147.304421][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1147.309474][ T1275] schedule+0xcf/0x270 [ 1147.313610][ T1275] rwsem_down_write_slowpath+0x8e3/0x1190 [ 1147.319353][ T1275] ? rwsem_mark_wake+0x830/0x830 [ 1147.324346][ T1275] ? lock_release+0x6e0/0x6e0 [ 1147.329038][ T1275] ? usb_register_dev+0xed/0x7e0 [ 1147.334052][ T1275] down_write+0x137/0x150 [ 1147.338398][ T1275] ? down_write_killable_nested+0x180/0x180 [ 1147.344341][ T1275] ? sisusb_probe+0xcd/0xbe3 [ 1147.348945][ T1275] usb_register_dev+0x19d/0x7e0 [ 1147.353852][ T1275] ? sisusb_probe+0xcd/0xbe3 [ 1147.358459][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1147.364616][ T1275] ? usb_open+0x2e0/0x2e0 [ 1147.368969][ T1275] ? lockdep_init_map_type+0x2c3/0x790 [ 1147.374531][ T1275] ? lockdep_init_map_type+0x2c3/0x790 [ 1147.380307][ T1275] ? __raw_spin_lock_init+0x36/0x110 [ 1147.385659][ T1275] sisusb_probe+0x21c/0xbe3 [ 1147.390213][ T1275] ? __pm_runtime_set_status+0x48a/0xc30 [ 1147.396044][ T1275] usb_probe_interface+0x315/0x7f0 [ 1147.401180][ T1275] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 1147.406613][ T1275] really_probe+0x23c/0xcd0 [ 1147.411134][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1147.417472][ T1275] __driver_probe_device+0x338/0x4d0 [ 1147.422829][ T1275] driver_probe_device+0x4c/0x1a0 [ 1147.427865][ T1275] __device_attach_driver+0x20b/0x2f0 [ 1147.433272][ T1275] ? driver_allows_async_probing+0x150/0x150 [ 1147.439271][ T1275] bus_for_each_drv+0x15f/0x1e0 [ 1147.444176][ T1275] ? bus_for_each_dev+0x1d0/0x1d0 [ 1147.449215][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1147.455248][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1147.460290][ T1275] __device_attach+0x228/0x4a0 [ 1147.465200][ T1275] ? device_driver_attach+0x210/0x210 [ 1147.470687][ T1275] ? kobject_uevent_env+0x2bb/0x1650 [ 1147.476039][ T1275] bus_probe_device+0x1e4/0x290 [ 1147.480901][ T1275] device_add+0xc2f/0x2180 [ 1147.485371][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1147.491770][ T1275] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 1147.498124][ T1275] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 1147.503919][ T1275] ? create_intf_ep_devs.isra.0+0x18d/0x1f0 [ 1147.509850][ T1275] usb_set_configuration+0x113f/0x1910 [ 1147.515373][ T1275] usb_generic_driver_probe+0xba/0x100 [ 1147.520856][ T1275] usb_probe_device+0xd9/0x2c0 [ 1147.525676][ T1275] ? usb_driver_release_interface+0x180/0x180 [ 1147.533375][ T1275] really_probe+0x23c/0xcd0 [ 1147.538144][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1147.544429][ T1275] __driver_probe_device+0x338/0x4d0 [ 1147.549731][ T1275] driver_probe_device+0x4c/0x1a0 [ 1147.554822][ T1275] __device_attach_driver+0x20b/0x2f0 [ 1147.560205][ T1275] ? driver_allows_async_probing+0x150/0x150 [ 1147.566364][ T1275] bus_for_each_drv+0x15f/0x1e0 [ 1147.571225][ T1275] ? bus_for_each_dev+0x1d0/0x1d0 [ 1147.576299][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1147.582342][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1147.587376][ T1275] __device_attach+0x228/0x4a0 [ 1147.592181][ T1275] ? device_driver_attach+0x210/0x210 [ 1147.597563][ T1275] ? kobject_uevent_env+0x2bb/0x1650 [ 1147.603008][ T1275] bus_probe_device+0x1e4/0x290 [ 1147.607881][ T1275] device_add+0xc2f/0x2180 [ 1147.612346][ T1275] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 1147.618606][ T1275] ? kfree+0xdb/0x3b0 [ 1147.622637][ T1275] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1147.628889][ T1275] usb_new_device.cold+0x63f/0x108e [ 1147.634148][ T1275] ? hub_disconnect+0x510/0x510 [ 1147.639269][ T1275] ? rwlock_bug.part.0+0x90/0x90 [ 1147.644253][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1147.650240][ T1275] hub_event+0x2357/0x4330 [ 1147.654802][ T1275] ? hub_port_debounce+0x3c0/0x3c0 [ 1147.659940][ T1275] ? __lock_acquire+0x2ec1/0x54a0 [ 1147.665020][ T1275] ? __do_sys_prctl+0xb10/0xfd0 [ 1147.669973][ T1275] ? lock_release+0x6e0/0x6e0 [ 1147.674697][ T1275] ? lock_downgrade+0x6e0/0x6e0 [ 1147.679553][ T1275] ? do_raw_spin_lock+0x120/0x2b0 [ 1147.684716][ T1275] process_one_work+0x98d/0x15b0 [ 1147.689666][ T1275] ? pwq_dec_nr_in_flight+0x320/0x320 [ 1147.695128][ T1275] ? try_to_del_timer_sync+0xbf/0x110 [ 1147.700519][ T1275] ? rwlock_bug.part.0+0x90/0x90 [ 1147.705543][ T1275] worker_thread+0x658/0x11f0 [ 1147.710257][ T1275] ? process_one_work+0x15b0/0x15b0 [ 1147.715546][ T1275] kthread+0x3c0/0x4a0 [ 1147.719806][ T1275] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1147.725075][ T1275] ? set_kthread_struct+0x130/0x130 [ 1147.730391][ T1275] ret_from_fork+0x1f/0x30 [ 1147.735640][ T1275] INFO: task kworker/0:3:4397 blocked for more than 144 seconds. [ 1147.744031][ T1275] Not tainted 5.14.0-rc1-syzkaller #0 [ 1147.749914][ T1275] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1147.758625][ T1275] task:kworker/0:3 state:D stack:25128 pid: 4397 ppid: 2 flags:0x00004000 [ 1147.767907][ T1275] Workqueue: usb_hub_wq hub_event [ 1147.773095][ T1275] Call Trace: [ 1147.776374][ T1275] __schedule+0x941/0x22b0 [ 1147.780792][ T1275] ? io_schedule_timeout+0x140/0x140 [ 1147.786118][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1147.792164][ T1275] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1147.797372][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1147.802452][ T1275] schedule+0xcf/0x270 [ 1147.806534][ T1275] rwsem_down_write_slowpath+0x8e3/0x1190 [ 1147.812310][ T1275] ? rwsem_mark_wake+0x830/0x830 [ 1147.817263][ T1275] ? lock_release+0x6e0/0x6e0 [ 1147.821982][ T1275] ? usb_register_dev+0xed/0x7e0 [ 1147.826931][ T1275] down_write+0x137/0x150 [ 1147.831269][ T1275] ? down_write_killable_nested+0x180/0x180 [ 1147.837357][ T1275] usb_register_dev+0x19d/0x7e0 [ 1147.842284][ T1275] ? usb_open+0x2e0/0x2e0 [ 1147.847261][ T1275] ? lockdep_init_map_type+0x2c3/0x790 [ 1147.852784][ T1275] ? lockdep_init_map_type+0x2c3/0x790 [ 1147.858260][ T1275] ? __raw_spin_lock_init+0x36/0x110 [ 1147.863699][ T1275] sisusb_probe+0x21c/0xbe3 [ 1147.868334][ T1275] ? __pm_runtime_set_status+0x48a/0xc30 [ 1147.874127][ T1275] usb_probe_interface+0x315/0x7f0 [ 1147.879359][ T1275] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 1147.884799][ T1275] really_probe+0x23c/0xcd0 [ 1147.889320][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1147.895611][ T1275] __driver_probe_device+0x338/0x4d0 [ 1147.900913][ T1275] driver_probe_device+0x4c/0x1a0 [ 1147.905996][ T1275] __device_attach_driver+0x20b/0x2f0 [ 1147.911382][ T1275] ? driver_allows_async_probing+0x150/0x150 [ 1147.917504][ T1275] bus_for_each_drv+0x15f/0x1e0 [ 1147.922514][ T1275] ? bus_for_each_dev+0x1d0/0x1d0 [ 1147.927546][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1147.933556][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1147.938648][ T1275] __device_attach+0x228/0x4a0 [ 1147.943479][ T1275] ? device_driver_attach+0x210/0x210 [ 1147.948963][ T1275] ? kobject_uevent_env+0x2bb/0x1650 [ 1147.954302][ T1275] bus_probe_device+0x1e4/0x290 [ 1147.959169][ T1275] device_add+0xc2f/0x2180 [ 1147.963631][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1147.969976][ T1275] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 1147.976278][ T1275] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 1147.982064][ T1275] ? create_intf_ep_devs.isra.0+0x18d/0x1f0 [ 1147.987976][ T1275] usb_set_configuration+0x113f/0x1910 [ 1147.993487][ T1275] usb_generic_driver_probe+0xba/0x100 [ 1147.998962][ T1275] usb_probe_device+0xd9/0x2c0 [ 1148.003889][ T1275] ? usb_driver_release_interface+0x180/0x180 [ 1148.009966][ T1275] really_probe+0x23c/0xcd0 [ 1148.014606][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1148.020958][ T1275] __driver_probe_device+0x338/0x4d0 [ 1148.026291][ T1275] driver_probe_device+0x4c/0x1a0 [ 1148.031356][ T1275] __device_attach_driver+0x20b/0x2f0 [ 1148.036791][ T1275] ? driver_allows_async_probing+0x150/0x150 [ 1148.042851][ T1275] bus_for_each_drv+0x15f/0x1e0 [ 1148.047722][ T1275] ? bus_for_each_dev+0x1d0/0x1d0 [ 1148.052783][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1148.058788][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1148.063887][ T1275] __device_attach+0x228/0x4a0 [ 1148.068663][ T1275] ? device_driver_attach+0x210/0x210 [ 1148.074079][ T1275] ? kobject_uevent_env+0x2bb/0x1650 [ 1148.079373][ T1275] bus_probe_device+0x1e4/0x290 [ 1148.084270][ T1275] device_add+0xc2f/0x2180 [ 1148.088790][ T1275] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 1148.095163][ T1275] ? kfree+0xdb/0x3b0 [ 1148.099158][ T1275] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1148.105443][ T1275] usb_new_device.cold+0x63f/0x108e [ 1148.110677][ T1275] ? hub_disconnect+0x510/0x510 [ 1148.115571][ T1275] ? rwlock_bug.part.0+0x90/0x90 [ 1148.120518][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1148.126560][ T1275] hub_event+0x2357/0x4330 [ 1148.131614][ T1275] ? hub_port_debounce+0x3c0/0x3c0 [ 1148.136738][ T1275] ? __lock_acquire+0x2ec1/0x54a0 [ 1148.141823][ T1275] ? __do_sys_prctl+0xb10/0xfd0 [ 1148.146842][ T1275] ? lock_release+0x6e0/0x6e0 [ 1148.151516][ T1275] ? lock_downgrade+0x6e0/0x6e0 [ 1148.156572][ T1275] ? do_raw_spin_lock+0x120/0x2b0 [ 1148.161652][ T1275] process_one_work+0x98d/0x15b0 [ 1148.166607][ T1275] ? pwq_dec_nr_in_flight+0x320/0x320 [ 1148.172215][ T1275] ? try_to_del_timer_sync+0xbf/0x110 [ 1148.177602][ T1275] ? rwlock_bug.part.0+0x90/0x90 [ 1148.182593][ T1275] worker_thread+0x658/0x11f0 [ 1148.187457][ T1275] ? process_one_work+0x15b0/0x15b0 [ 1148.192720][ T1275] kthread+0x3c0/0x4a0 [ 1148.196794][ T1275] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1148.202042][ T1275] ? set_kthread_struct+0x130/0x130 [ 1148.207329][ T1275] ret_from_fork+0x1f/0x30 [ 1148.212469][ T1275] INFO: task kworker/0:4:4401 blocked for more than 145 seconds. [ 1148.220285][ T1275] Not tainted 5.14.0-rc1-syzkaller #0 [ 1148.227052][ T1275] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1148.235892][ T1275] task:kworker/0:4 state:D stack:24368 pid: 4401 ppid: 2 flags:0x00004000 [ 1148.245172][ T1275] Workqueue: usb_hub_wq hub_event [ 1148.250210][ T1275] Call Trace: [ 1148.253519][ T1275] __schedule+0x941/0x22b0 [ 1148.257943][ T1275] ? io_schedule_timeout+0x140/0x140 [ 1148.263276][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1148.269370][ T1275] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1148.274721][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1148.279764][ T1275] schedule+0xcf/0x270 [ 1148.283879][ T1275] rwsem_down_write_slowpath+0x8e3/0x1190 [ 1148.289612][ T1275] ? rwsem_mark_wake+0x830/0x830 [ 1148.294602][ T1275] ? lock_release+0x6e0/0x6e0 [ 1148.299483][ T1275] ? usb_register_dev+0xed/0x7e0 [ 1148.304465][ T1275] down_write+0x137/0x150 [ 1148.308998][ T1275] ? down_write_killable_nested+0x180/0x180 [ 1148.315044][ T1275] usb_register_dev+0x19d/0x7e0 [ 1148.319907][ T1275] ? usb_open+0x2e0/0x2e0 [ 1148.324276][ T1275] ? lockdep_init_map_type+0x2c3/0x790 [ 1148.329747][ T1275] ? lockdep_init_map_type+0x2c3/0x790 [ 1148.335250][ T1275] ? __raw_spin_lock_init+0x36/0x110 [ 1148.340563][ T1275] sisusb_probe+0x21c/0xbe3 [ 1148.345142][ T1275] ? __pm_runtime_set_status+0x48a/0xc30 [ 1148.350797][ T1275] usb_probe_interface+0x315/0x7f0 [ 1148.355952][ T1275] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 1148.361739][ T1275] really_probe+0x23c/0xcd0 [ 1148.366381][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1148.372681][ T1275] __driver_probe_device+0x338/0x4d0 [ 1148.378083][ T1275] driver_probe_device+0x4c/0x1a0 [ 1148.383175][ T1275] __device_attach_driver+0x20b/0x2f0 [ 1148.388560][ T1275] ? driver_allows_async_probing+0x150/0x150 [ 1148.394612][ T1275] bus_for_each_drv+0x15f/0x1e0 [ 1148.399482][ T1275] ? bus_for_each_dev+0x1d0/0x1d0 [ 1148.404580][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1148.411100][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1148.416340][ T1275] __device_attach+0x228/0x4a0 [ 1148.421131][ T1275] ? device_driver_attach+0x210/0x210 [ 1148.426565][ T1275] ? kobject_uevent_env+0x2bb/0x1650 [ 1148.431922][ T1275] bus_probe_device+0x1e4/0x290 [ 1148.436958][ T1275] device_add+0xc2f/0x2180 [ 1148.441377][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1148.447657][ T1275] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 1148.454245][ T1275] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 1148.460105][ T1275] ? create_intf_ep_devs.isra.0+0x18d/0x1f0 [ 1148.466106][ T1275] usb_set_configuration+0x113f/0x1910 [ 1148.471661][ T1275] usb_generic_driver_probe+0xba/0x100 [ 1148.477137][ T1275] usb_probe_device+0xd9/0x2c0 [ 1148.482122][ T1275] ? usb_driver_release_interface+0x180/0x180 [ 1148.488207][ T1275] really_probe+0x23c/0xcd0 [ 1148.492781][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1148.499046][ T1275] __driver_probe_device+0x338/0x4d0 [ 1148.504392][ T1275] driver_probe_device+0x4c/0x1a0 [ 1148.510403][ T1275] __device_attach_driver+0x20b/0x2f0 [ 1148.515850][ T1275] ? driver_allows_async_probing+0x150/0x150 [ 1148.521944][ T1275] bus_for_each_drv+0x15f/0x1e0 [ 1148.526811][ T1275] ? bus_for_each_dev+0x1d0/0x1d0 [ 1148.531969][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1148.538047][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1148.543121][ T1275] __device_attach+0x228/0x4a0 [ 1148.547997][ T1275] ? device_driver_attach+0x210/0x210 [ 1148.553434][ T1275] ? kobject_uevent_env+0x2bb/0x1650 [ 1148.558736][ T1275] bus_probe_device+0x1e4/0x290 [ 1148.563679][ T1275] device_add+0xc2f/0x2180 [ 1148.568115][ T1275] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 1148.574414][ T1275] ? kfree+0xdb/0x3b0 [ 1148.578415][ T1275] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1148.584711][ T1275] usb_new_device.cold+0x63f/0x108e [ 1148.590035][ T1275] ? hub_disconnect+0x510/0x510 [ 1148.594938][ T1275] ? rwlock_bug.part.0+0x90/0x90 [ 1148.599913][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1148.605939][ T1275] hub_event+0x2357/0x4330 [ 1148.610458][ T1275] ? hub_port_debounce+0x3c0/0x3c0 [ 1148.615617][ T1275] ? __lock_acquire+0x2ec1/0x54a0 [ 1148.620680][ T1275] ? __do_sys_prctl+0xb10/0xfd0 [ 1148.625580][ T1275] ? lock_release+0x6e0/0x6e0 [ 1148.630295][ T1275] ? lock_downgrade+0x6e0/0x6e0 [ 1148.635192][ T1275] ? do_raw_spin_lock+0x120/0x2b0 [ 1148.640264][ T1275] process_one_work+0x98d/0x15b0 [ 1148.645259][ T1275] ? pwq_dec_nr_in_flight+0x320/0x320 [ 1148.650645][ T1275] ? try_to_del_timer_sync+0xbf/0x110 [ 1148.656066][ T1275] ? rwlock_bug.part.0+0x90/0x90 [ 1148.661017][ T1275] worker_thread+0x658/0x11f0 [ 1148.665739][ T1275] ? process_one_work+0x15b0/0x15b0 [ 1148.670949][ T1275] kthread+0x3c0/0x4a0 [ 1148.675063][ T1275] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1148.680290][ T1275] ? set_kthread_struct+0x130/0x130 [ 1148.685567][ T1275] ret_from_fork+0x1f/0x30 [ 1148.690187][ T1275] INFO: task kworker/0:5:4403 blocked for more than 145 seconds. [ 1148.698022][ T1275] Not tainted 5.14.0-rc1-syzkaller #0 [ 1148.704443][ T1275] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1148.713191][ T1275] task:kworker/0:5 state:D stack:25416 pid: 4403 ppid: 2 flags:0x00004000 [ 1148.722544][ T1275] Workqueue: usb_hub_wq hub_event [ 1148.727632][ T1275] Call Trace: [ 1148.730901][ T1275] __schedule+0x941/0x22b0 [ 1148.735386][ T1275] ? io_schedule_timeout+0x140/0x140 [ 1148.740687][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1148.746749][ T1275] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1148.752157][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1148.757209][ T1275] schedule+0xcf/0x270 [ 1148.761267][ T1275] rwsem_down_write_slowpath+0x8e3/0x1190 [ 1148.767044][ T1275] ? rwsem_mark_wake+0x830/0x830 [ 1148.772057][ T1275] ? lock_release+0x6e0/0x6e0 [ 1148.776866][ T1275] ? usb_register_dev+0xed/0x7e0 [ 1148.781887][ T1275] down_write+0x137/0x150 [ 1148.786238][ T1275] ? down_write_killable_nested+0x180/0x180 [ 1148.792303][ T1275] usb_register_dev+0x19d/0x7e0 [ 1148.797166][ T1275] ? usb_open+0x2e0/0x2e0 [ 1148.801811][ T1275] ? lockdep_init_map_type+0x2c3/0x790 [ 1148.807641][ T1275] ? lockdep_init_map_type+0x2c3/0x790 [ 1148.813175][ T1275] ? __raw_spin_lock_init+0x36/0x110 [ 1148.818475][ T1275] sisusb_probe+0x21c/0xbe3 [ 1148.823102][ T1275] ? __pm_runtime_set_status+0x48a/0xc30 [ 1148.828796][ T1275] usb_probe_interface+0x315/0x7f0 [ 1148.833964][ T1275] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 1148.839368][ T1275] really_probe+0x23c/0xcd0 [ 1148.843948][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1148.850239][ T1275] __driver_probe_device+0x338/0x4d0 [ 1148.855589][ T1275] driver_probe_device+0x4c/0x1a0 [ 1148.860627][ T1275] __device_attach_driver+0x20b/0x2f0 [ 1148.866049][ T1275] ? driver_allows_async_probing+0x150/0x150 [ 1148.872395][ T1275] bus_for_each_drv+0x15f/0x1e0 [ 1148.877389][ T1275] ? bus_for_each_dev+0x1d0/0x1d0 [ 1148.882491][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1148.888607][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1148.893818][ T1275] __device_attach+0x228/0x4a0 [ 1148.898607][ T1275] ? device_driver_attach+0x210/0x210 [ 1148.904036][ T1275] ? kobject_uevent_env+0x2bb/0x1650 [ 1148.909335][ T1275] bus_probe_device+0x1e4/0x290 [ 1148.914242][ T1275] device_add+0xc2f/0x2180 [ 1148.918692][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1148.924991][ T1275] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 1148.931280][ T1275] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 1148.937233][ T1275] ? create_intf_ep_devs.isra.0+0x18d/0x1f0 [ 1148.943217][ T1275] usb_set_configuration+0x113f/0x1910 [ 1148.948707][ T1275] usb_generic_driver_probe+0xba/0x100 [ 1148.954210][ T1275] usb_probe_device+0xd9/0x2c0 [ 1148.959070][ T1275] ? usb_driver_release_interface+0x180/0x180 [ 1148.965407][ T1275] really_probe+0x23c/0xcd0 [ 1148.969965][ T1275] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1148.976296][ T1275] __driver_probe_device+0x338/0x4d0 [ 1148.981687][ T1275] driver_probe_device+0x4c/0x1a0 [ 1148.986730][ T1275] __device_attach_driver+0x20b/0x2f0 [ 1148.992267][ T1275] ? driver_allows_async_probing+0x150/0x150 [ 1148.998273][ T1275] bus_for_each_drv+0x15f/0x1e0 [ 1149.003225][ T1275] ? bus_for_each_dev+0x1d0/0x1d0 [ 1149.008260][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1149.014382][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1149.019440][ T1275] __device_attach+0x228/0x4a0 [ 1149.024299][ T1275] ? device_driver_attach+0x210/0x210 [ 1149.029788][ T1275] ? kobject_uevent_env+0x2bb/0x1650 [ 1149.035170][ T1275] bus_probe_device+0x1e4/0x290 [ 1149.040039][ T1275] device_add+0xc2f/0x2180 [ 1149.044585][ T1275] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 1149.050863][ T1275] ? kfree+0xdb/0x3b0 [ 1149.055090][ T1275] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1149.061367][ T1275] usb_new_device.cold+0x63f/0x108e [ 1149.066671][ T1275] ? hub_disconnect+0x510/0x510 [ 1149.071625][ T1275] ? rwlock_bug.part.0+0x90/0x90 [ 1149.076592][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1149.082630][ T1275] hub_event+0x2357/0x4330 [ 1149.087076][ T1275] ? hub_port_debounce+0x3c0/0x3c0 [ 1149.092264][ T1275] ? __lock_acquire+0x2ec1/0x54a0 [ 1149.097301][ T1275] ? __do_sys_prctl+0xb10/0xfd0 [ 1149.102206][ T1275] ? lock_release+0x6e0/0x6e0 [ 1149.106889][ T1275] ? lock_downgrade+0x6e0/0x6e0 [ 1149.111791][ T1275] ? do_raw_spin_lock+0x120/0x2b0 [ 1149.116865][ T1275] process_one_work+0x98d/0x15b0 [ 1149.122114][ T1275] ? pwq_dec_nr_in_flight+0x320/0x320 [ 1149.127496][ T1275] ? try_to_del_timer_sync+0xbf/0x110 [ 1149.132922][ T1275] ? rwlock_bug.part.0+0x90/0x90 [ 1149.137901][ T1275] worker_thread+0x658/0x11f0 [ 1149.142861][ T1275] ? process_one_work+0x15b0/0x15b0 [ 1149.148095][ T1275] kthread+0x3c0/0x4a0 [ 1149.152213][ T1275] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1149.157426][ T1275] ? set_kthread_struct+0x130/0x130 [ 1149.162681][ T1275] ret_from_fork+0x1f/0x30 [ 1149.167323][ T1275] INFO: task syz-executor259:4947 blocked for more than 146 seconds. [ 1149.175479][ T1275] Not tainted 5.14.0-rc1-syzkaller #0 [ 1149.181593][ T1275] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1149.190354][ T1275] task:syz-executor259 state:D stack:28160 pid: 4947 ppid: 4378 flags:0x00000004 [ 1149.199841][ T1275] Call Trace: [ 1149.203376][ T1275] __schedule+0x941/0x22b0 [ 1149.207803][ T1275] ? io_schedule_timeout+0x140/0x140 [ 1149.213119][ T1275] schedule+0xcf/0x270 [ 1149.217516][ T1275] schedule_preempt_disabled+0xc/0x20 [ 1149.222946][ T1275] __mutex_lock+0x786/0x1060 [ 1149.227550][ T1275] ? sisusb_open+0xb2/0x4d0 [ 1149.232102][ T1275] ? mutex_lock_io_nested+0xee0/0xee0 [ 1149.237497][ T1275] ? __usb_get_extra_descriptor+0x1a0/0x1a0 [ 1149.243452][ T1275] sisusb_open+0xb2/0x4d0 [ 1149.247798][ T1275] ? sisusb_init_gfxdevice+0x4000/0x4000 [ 1149.253478][ T1275] usb_open+0x204/0x2e0 [ 1149.257668][ T1275] ? usb_devnode+0xa0/0xa0 [ 1149.262139][ T1275] chrdev_open+0x266/0x770 [ 1149.266572][ T1275] ? cdev_device_add+0x210/0x210 [ 1149.271504][ T1275] ? security_file_open+0x205/0x4f0 [ 1149.276948][ T1275] do_dentry_open+0x4c3/0x1110 [ 1149.281756][ T1275] ? cdev_device_add+0x210/0x210 [ 1149.286723][ T1275] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1149.293099][ T1275] ? may_open+0x1f6/0x420 [ 1149.297616][ T1275] path_openat+0x1c23/0x27f0 [ 1149.302249][ T1275] ? path_lookupat+0x860/0x860 [ 1149.307461][ T1275] ? xas_find+0x390/0x7c0 [ 1149.311842][ T1275] ? lockdep_hardirqs_on_prepare+0x3e0/0x3e0 [ 1149.317912][ T1275] do_filp_open+0x1aa/0x400 [ 1149.322470][ T1275] ? may_open_dev+0xf0/0xf0 [ 1149.326994][ T1275] ? rwlock_bug.part.0+0x90/0x90 [ 1149.331995][ T1275] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1149.338556][ T1275] ? _find_next_bit+0x1e3/0x260 [ 1149.343491][ T1275] ? _raw_spin_unlock+0x1a/0x30 [ 1149.348456][ T1275] ? alloc_fd+0x2f0/0x670 [ 1149.352842][ T1275] do_sys_openat2+0x16d/0x420 [ 1149.357534][ T1275] ? build_open_flags+0x6f0/0x6f0 [ 1149.362608][ T1275] ? __context_tracking_exit+0x9f/0xb0 [ 1149.368085][ T1275] ? lock_downgrade+0x6e0/0x6e0 [ 1149.372989][ T1275] ? lock_downgrade+0x6e0/0x6e0 [ 1149.377866][ T1275] __x64_sys_openat+0x13f/0x1f0 [ 1149.382941][ T1275] ? __ia32_sys_open+0x1c0/0x1c0 [ 1149.387898][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1149.393933][ T1275] ? syscall_enter_from_user_mode+0x21/0x70 [ 1149.400022][ T1275] do_syscall_64+0x35/0xb0 [ 1149.404521][ T1275] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1149.410450][ T1275] RIP: 0033:0x403ce7 [ 1149.414406][ T1275] RSP: 002b:00007fffe48c13f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 1149.422880][ T1275] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 0000000000403ce7 [ 1149.430966][ T1275] RDX: 0000000000000002 RSI: 00007fffe48c1470 RDI: 00000000ffffff9c [ 1149.438984][ T1275] RBP: 00007fffe48c1470 R08: 0000000000000000 R09: 000000000000000f [ 1149.447107][ T1275] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1149.455143][ T1275] R13: 00007fffe48c150c R14: 00007fffe48c1520 R15: 00007fffe48c1510 [ 1149.463267][ T1275] INFO: task syz-executor259:4950 blocked for more than 146 seconds. [ 1149.471367][ T1275] Not tainted 5.14.0-rc1-syzkaller #0 [ 1149.477540][ T1275] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1149.486444][ T1275] task:syz-executor259 state:D stack:27640 pid: 4950 ppid: 4382 flags:0x00000004 [ 1149.495817][ T1275] Call Trace: [ 1149.499110][ T1275] __schedule+0x941/0x22b0 [ 1149.503582][ T1275] ? io_schedule_timeout+0x140/0x140 [ 1149.508892][ T1275] schedule+0xcf/0x270 [ 1149.513021][ T1275] schedule_preempt_disabled+0xc/0x20 [ 1149.518406][ T1275] __mutex_lock+0x786/0x1060 [ 1149.523052][ T1275] ? sisusb_open+0xb2/0x4d0 [ 1149.527583][ T1275] ? mutex_lock_io_nested+0xee0/0xee0 [ 1149.533012][ T1275] ? __usb_get_extra_descriptor+0x1a0/0x1a0 [ 1149.538919][ T1275] sisusb_open+0xb2/0x4d0 [ 1149.543568][ T1275] ? sisusb_init_gfxdevice+0x4000/0x4000 [ 1149.549217][ T1275] usb_open+0x204/0x2e0 [ 1149.553431][ T1275] ? usb_devnode+0xa0/0xa0 [ 1149.557864][ T1275] chrdev_open+0x266/0x770 [ 1149.562333][ T1275] ? cdev_device_add+0x210/0x210 [ 1149.567296][ T1275] ? security_file_open+0x205/0x4f0 [ 1149.572580][ T1275] do_dentry_open+0x4c3/0x1110 [ 1149.577371][ T1275] ? cdev_device_add+0x210/0x210 [ 1149.582767][ T1275] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1149.589036][ T1275] ? may_open+0x1f6/0x420 [ 1149.593425][ T1275] path_openat+0x1c23/0x27f0 [ 1149.598031][ T1275] ? path_lookupat+0x860/0x860 [ 1149.602950][ T1275] ? xas_find+0x390/0x7c0 [ 1149.607292][ T1275] ? lockdep_hardirqs_on_prepare+0x3e0/0x3e0 [ 1149.613332][ T1275] do_filp_open+0x1aa/0x400 [ 1149.617867][ T1275] ? may_open_dev+0xf0/0xf0 [ 1149.622420][ T1275] ? rwlock_bug.part.0+0x90/0x90 [ 1149.627369][ T1275] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1149.633667][ T1275] ? _find_next_bit+0x1e3/0x260 [ 1149.638543][ T1275] ? _raw_spin_unlock+0x1a/0x30 [ 1149.643446][ T1275] ? alloc_fd+0x2f0/0x670 [ 1149.647791][ T1275] do_sys_openat2+0x16d/0x420 [ 1149.652524][ T1275] ? build_open_flags+0x6f0/0x6f0 [ 1149.657563][ T1275] ? __context_tracking_exit+0x9f/0xb0 [ 1149.663101][ T1275] ? lock_downgrade+0x6e0/0x6e0 [ 1149.668036][ T1275] ? lock_downgrade+0x6e0/0x6e0 [ 1149.673267][ T1275] __x64_sys_openat+0x13f/0x1f0 [ 1149.678188][ T1275] ? __ia32_sys_open+0x1c0/0x1c0 [ 1149.683194][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1149.689326][ T1275] ? syscall_enter_from_user_mode+0x21/0x70 [ 1149.695279][ T1275] do_syscall_64+0x35/0xb0 [ 1149.699709][ T1275] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1149.705679][ T1275] RIP: 0033:0x403ce7 [ 1149.709767][ T1275] RSP: 002b:00007fffe48c13f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 1149.718282][ T1275] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 0000000000403ce7 [ 1149.726431][ T1275] RDX: 0000000000000002 RSI: 00007fffe48c1470 RDI: 00000000ffffff9c [ 1149.735167][ T1275] RBP: 00007fffe48c1470 R08: 0000000000000000 R09: 000000000000000f [ 1149.743297][ T1275] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1149.751278][ T1275] R13: 00007fffe48c150c R14: 00007fffe48c1520 R15: 00007fffe48c1510 [ 1149.760552][ T1275] INFO: task syz-executor259:4952 blocked for more than 146 seconds. [ 1149.768807][ T1275] Not tainted 5.14.0-rc1-syzkaller #0 [ 1149.774928][ T1275] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1149.783662][ T1275] task:syz-executor259 state:D stack:28848 pid: 4952 ppid: 4383 flags:0x00004004 [ 1149.793025][ T1275] Call Trace: [ 1149.796307][ T1275] __schedule+0x941/0x22b0 [ 1149.800716][ T1275] ? io_schedule_timeout+0x140/0x140 [ 1149.806043][ T1275] schedule+0xcf/0x270 [ 1149.810138][ T1275] schedule_preempt_disabled+0xc/0x20 [ 1149.815670][ T1275] __mutex_lock+0x786/0x1060 [ 1149.820274][ T1275] ? sisusb_open+0xb2/0x4d0 [ 1149.824907][ T1275] ? mutex_lock_io_nested+0xee0/0xee0 [ 1149.830376][ T1275] ? __usb_get_extra_descriptor+0x1a0/0x1a0 [ 1149.836428][ T1275] sisusb_open+0xb2/0x4d0 [ 1149.840768][ T1275] ? sisusb_init_gfxdevice+0x4000/0x4000 [ 1149.846459][ T1275] usb_open+0x204/0x2e0 [ 1149.850623][ T1275] ? usb_devnode+0xa0/0xa0 [ 1149.855086][ T1275] chrdev_open+0x266/0x770 [ 1149.859517][ T1275] ? cdev_device_add+0x210/0x210 [ 1149.864502][ T1275] ? security_file_open+0x205/0x4f0 [ 1149.869716][ T1275] do_dentry_open+0x4c3/0x1110 [ 1149.874546][ T1275] ? cdev_device_add+0x210/0x210 [ 1149.879494][ T1275] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1149.885798][ T1275] ? may_open+0x1f6/0x420 [ 1149.890144][ T1275] path_openat+0x1c23/0x27f0 [ 1149.895303][ T1275] ? path_lookupat+0x860/0x860 [ 1149.900083][ T1275] ? xas_find+0x390/0x7c0 [ 1149.904545][ T1275] ? lockdep_hardirqs_on_prepare+0x3e0/0x3e0 [ 1149.910539][ T1275] do_filp_open+0x1aa/0x400 [ 1149.915107][ T1275] ? may_open_dev+0xf0/0xf0 [ 1149.919638][ T1275] ? rwlock_bug.part.0+0x90/0x90 [ 1149.924629][ T1275] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1149.930989][ T1275] ? _find_next_bit+0x1e3/0x260 [ 1149.935917][ T1275] ? _raw_spin_unlock+0x1a/0x30 [ 1149.940785][ T1275] ? alloc_fd+0x2f0/0x670 [ 1149.945169][ T1275] do_sys_openat2+0x16d/0x420 [ 1149.949862][ T1275] ? build_open_flags+0x6f0/0x6f0 [ 1149.954940][ T1275] ? __context_tracking_exit+0x9f/0xb0 [ 1149.960415][ T1275] ? lock_downgrade+0x6e0/0x6e0 [ 1149.965324][ T1275] ? lock_downgrade+0x6e0/0x6e0 [ 1149.970189][ T1275] __x64_sys_openat+0x13f/0x1f0 [ 1149.975087][ T1275] ? __ia32_sys_open+0x1c0/0x1c0 [ 1149.980040][ T1275] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 1149.986079][ T1275] ? syscall_enter_from_user_mode+0x21/0x70 [ 1149.992038][ T1275] do_syscall_64+0x35/0xb0 [ 1149.996479][ T1275] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1150.002493][ T1275] RIP: 0033:0x403ce7 [ 1150.006478][ T1275] RSP: 002b:00007fffe48c13f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 1150.014931][ T1275] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 0000000000403ce7 [ 1150.022984][ T1275] RDX: 0000000000000002 RSI: 00007fffe48c1470 RDI: 00000000ffffff9c [ 1150.030962][ T1275] RBP: 00007fffe48c1470 R08: 0000000000000000 R09: 000000000000000f [ 1150.038975][ T1275] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1150.047027][ T1275] R13: 00007fffe48c150c R14: 00007fffe48c1520 R15: 00007fffe48c1510 [ 1150.055807][ T1275] [ 1150.055807][ T1275] Showing all locks held in the system: [ 1150.063590][ T1275] 6 locks held by kworker/0:1/7: [ 1150.068530][ T1275] #0: ffff88810a489538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x871/0x15b0 [ 1150.079293][ T1275] #1: ffffc9000007fdb0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8a5/0x15b0 [ 1150.090803][ T1275] #2: ffff88810f832220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4330 [ 1150.099853][ T1275] #3: ffff88811b06e220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 1150.109162][ T1275] #4: ffff8881156461a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 1150.118651][ T1275] #5: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_register_dev+0x19d/0x7e0 [ 1150.128222][ T1275] 1 lock held by khungtaskd/1275: [ 1150.133444][ T1275] #0: ffffffff8767e500 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x269 [ 1150.143461][ T1275] 6 locks held by kworker/0:2/2618: [ 1150.148664][ T1275] #0: ffff88810a489538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x871/0x15b0 [ 1150.159441][ T1275] #1: ffffc90007877db0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8a5/0x15b0 [ 1150.170911][ T1275] #2: ffff88810f8f7220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4330 [ 1150.179863][ T1275] #3: ffff88811b06f220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 1150.189162][ T1275] #4: ffff888119e851a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 1150.198625][ T1275] #5: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_register_dev+0x19d/0x7e0 [ 1150.208403][ T1275] 2 locks held by in:imklog/4301: [ 1150.213701][ T1275] 6 locks held by kworker/0:0/4391: [ 1150.218901][ T1275] #0: ffff88810a489538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x871/0x15b0 [ 1150.229660][ T1275] #1: ffffc900002c7db0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8a5/0x15b0 [ 1150.240974][ T1275] #2: ffff88810f897220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4330 [ 1150.250182][ T1275] #3: ffff88811b178220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 1150.259500][ T1275] #4: ffff888114a4d1a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 1150.268786][ T1275] #5: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_register_dev+0x19d/0x7e0 [ 1150.278274][ T1275] 6 locks held by kworker/0:3/4397: [ 1150.283541][ T1275] #0: ffff88810a489538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x871/0x15b0 [ 1150.294343][ T1275] #1: ffffc900002b7db0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8a5/0x15b0 [ 1150.305747][ T1275] #2: ffff88810f96f220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4330 [ 1150.314899][ T1275] #3: ffff88811b179220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 1150.324182][ T1275] #4: ffff888119e501a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 1150.333501][ T1275] #5: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_register_dev+0x19d/0x7e0 [ 1150.343043][ T1275] 6 locks held by kworker/0:4/4401: [ 1150.348243][ T1275] #0: ffff88810a489538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x871/0x15b0 [ 1150.359111][ T1275] #1: ffffc90000347db0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8a5/0x15b0 [ 1150.370614][ T1275] #2: ffff88810f907220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4330 [ 1150.379556][ T1275] #3: ffff88811b17a220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 1150.388869][ T1275] #4: ffff8881148fc1a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 1150.398288][ T1275] #5: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_register_dev+0x19d/0x7e0 [ 1150.408089][ T1275] 6 locks held by kworker/0:5/4403: [ 1150.413370][ T1275] #0: ffff88810a489538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x871/0x15b0 [ 1150.424154][ T1275] #1: ffffc90000337db0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8a5/0x15b0 [ 1150.435593][ T1275] #2: ffff88810f91f220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4330 [ 1150.444557][ T1275] #3: ffff88811b17b220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 1150.453947][ T1275] #4: ffff888119e821a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 1150.463365][ T1275] #5: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_register_dev+0x19d/0x7e0 [ 1150.472932][ T1275] 2 locks held by syz-executor259/4944: [ 1150.478596][ T1275] #0: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_open+0x24/0x2e0 [ 1150.487282][ T1275] #1: ffff88811b1cf8d0 (&(sisusb->lock)){+.+.}-{3:3}, at: sisusb_open+0xb2/0x4d0 [ 1150.496613][ T1275] 2 locks held by syz-executor259/4947: [ 1150.502206][ T1275] #0: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_open+0x24/0x2e0 [ 1150.511083][ T1275] #1: ffff88811b1cf8d0 (&(sisusb->lock)){+.+.}-{3:3}, at: sisusb_open+0xb2/0x4d0 [ 1150.520613][ T1275] 2 locks held by syz-executor259/4950: [ 1150.526223][ T1275] #0: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_open+0x24/0x2e0 [ 1150.534926][ T1275] #1: ffff88811b1cf8d0 (&(sisusb->lock)){+.+.}-{3:3}, at: sisusb_open+0xb2/0x4d0 [ 1150.544238][ T1275] 2 locks held by syz-executor259/4952: [ 1150.549785][ T1275] #0: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_open+0x24/0x2e0 [ 1150.558617][ T1275] #1: ffff88811b1cf8d0 (&(sisusb->lock)){+.+.}-{3:3}, at: sisusb_open+0xb2/0x4d0 [ 1150.568067][ T1275] 1 lock held by syz-executor259/4971: [ 1150.573585][ T1275] #0: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_open+0x24/0x2e0 [ 1150.582274][ T1275] 1 lock held by syz-executor259/4972: [ 1150.587875][ T1275] #0: ffffffff87f79730 (minor_rwsem){++++}-{3:3}, at: usb_open+0x24/0x2e0 [ 1150.596741][ T1275] [ 1150.599075][ T1275] ============================================= [ 1150.599075][ T1275] [ 1150.607961][ T1275] NMI backtrace for cpu 1 [ 1150.612346][ T1275] CPU: 1 PID: 1275 Comm: khungtaskd Not tainted 5.14.0-rc1-syzkaller #0 [ 1150.620706][ T1275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1150.631099][ T1275] Call Trace: [ 1150.634470][ T1275] dump_stack_lvl+0xcd/0x134 [ 1150.639073][ T1275] ? lapic_can_unplug_cpu+0x21/0x80 [ 1150.644260][ T1275] nmi_cpu_backtrace.cold+0x46/0xe0 [ 1150.649462][ T1275] ? lapic_can_unplug_cpu+0x80/0x80 [ 1150.654645][ T1275] nmi_trigger_cpumask_backtrace+0x1da/0x200 [ 1150.660707][ T1275] watchdog+0xcf4/0xf90 [ 1150.664863][ T1275] ? reset_hung_task_detector+0x30/0x30 [ 1150.670396][ T1275] kthread+0x3c0/0x4a0 [ 1150.674461][ T1275] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1150.680703][ T1275] ? set_kthread_struct+0x130/0x130 [ 1150.685890][ T1275] ret_from_fork+0x1f/0x30 [ 1150.690445][ T1275] Sending NMI from CPU 1 to CPUs 0: [ 1150.695734][ C0] NMI backtrace for cpu 0 skipped: idling at acpi_idle_do_entry+0x1c6/0x250 [ 1150.696676][ T1275] Kernel panic - not syncing: hung_task: blocked tasks [ 1150.711257][ T1275] CPU: 1 PID: 1275 Comm: khungtaskd Not tainted 5.14.0-rc1-syzkaller #0 [ 1150.719569][ T1275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1150.729970][ T1275] Call Trace: [ 1150.733259][ T1275] dump_stack_lvl+0xcd/0x134 [ 1150.737928][ T1275] panic+0x306/0x73d [ 1150.741814][ T1275] ? __warn_printk+0xf3/0xf3 [ 1150.746392][ T1275] ? trace_hardirqs_on+0x5b/0x1a0 [ 1150.751415][ T1275] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1150.757832][ T1275] ? cpumask_next+0xa4/0xf0 [ 1150.762338][ T1275] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 1150.768043][ T1275] ? printk_safe_flush+0xea/0x160 [ 1150.773068][ T1275] ? watchdog.cold+0x5/0x158 [ 1150.777665][ T1275] watchdog.cold+0x16/0x158 [ 1150.782151][ T1275] ? reset_hung_task_detector+0x30/0x30 [ 1150.787684][ T1275] kthread+0x3c0/0x4a0 [ 1150.791845][ T1275] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1150.797149][ T1275] ? set_kthread_struct+0x130/0x130 [ 1150.802335][ T1275] ret_from_fork+0x1f/0x30 [ 1150.808261][ T1275] Kernel Offset: disabled [ 1150.812585][ T1275] Rebooting in 86400 seconds..