Warning: Permanently added '10.128.0.92' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 486.134950][ T20] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 486.135877][ T5] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 486.142976][ T29] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 486.150357][ T8477] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 486.151280][ T4866] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 486.161900][ T8473] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 486.414864][ T20] usb 1-1: Using ep0 maxpacket: 8 [ 486.414912][ T8477] usb 6-1: Using ep0 maxpacket: 8 [ 486.420044][ T29] usb 5-1: Using ep0 maxpacket: 8 [ 486.430418][ T8473] usb 4-1: Using ep0 maxpacket: 8 [ 486.465094][ T4866] usb 2-1: Using ep0 maxpacket: 8 [ 486.470411][ T5] usb 3-1: Using ep0 maxpacket: 8 [ 486.545119][ T20] usb 1-1: config index 0 descriptor too short (expected 129, got 36) [ 486.553634][ T20] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xA has invalid maxpacket 768 [ 486.565400][ T29] usb 5-1: config index 0 descriptor too short (expected 129, got 36) [ 486.573695][ T29] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xA has invalid maxpacket 768 [ 486.583785][ T8473] usb 4-1: config index 0 descriptor too short (expected 129, got 36) [ 486.592107][ T20] usb 1-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 486.595104][ T8477] usb 6-1: config index 0 descriptor too short (expected 129, got 36) [ 486.604058][ T8473] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xA has invalid maxpacket 768 [ 486.610194][ T8477] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xA has invalid maxpacket 768 [ 486.622098][ T20] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 486.631202][ T5] usb 3-1: config index 0 descriptor too short (expected 129, got 36) [ 486.641116][ T29] usb 5-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 486.647676][ T4866] usb 2-1: config index 0 descriptor too short (expected 129, got 36) [ 486.647721][ T4866] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xA has invalid maxpacket 768 [ 486.659376][ T8473] usb 4-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 486.684971][ T5] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xA has invalid maxpacket 768 [ 486.688073][ T29] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 486.695081][ T8477] usb 6-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 486.712742][ T4866] usb 2-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 486.713360][ T20] usb 1-1: config 0 descriptor?? [ 486.731542][ T5] usb 3-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 486.733731][ T8473] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 486.740925][ T4866] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 486.757446][ T29] usb 5-1: config 0 descriptor?? [ 486.766398][ T8477] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 486.778385][ T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 486.787740][ T8468] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 486.789386][ T8462] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 486.806909][ T8477] usb 6-1: config 0 descriptor?? [ 486.815886][ T4866] usb 2-1: config 0 descriptor?? [ 486.818532][ T8473] usb 4-1: config 0 descriptor?? [ 486.824084][ T5] usb 3-1: config 0 descriptor?? [ 486.854995][ T8470] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 486.855669][ T8471] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 486.869179][ T8467] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 486.875379][ T8469] raw-gadget gadget: fail, usb_ep_enable returned -22 executing program [ 487.005640][ T8468] udc-core: couldn't find an available UDC or it's busy [ 487.012612][ T8468] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 487.044772][ T29] usb 5-1: string descriptor 0 read error: -71 [ 487.065952][ T8462] udc-core: couldn't find an available UDC or it's busy [ 487.074670][ C1] port100 5-1:0.0: NFC: Urb failure (status -71) [ 487.079858][ T8462] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 487.081346][ C1] port100 5-1:0.0: NFC: Urb failure (status -71) [ 487.097361][ T8470] udc-core: couldn't find an available UDC or it's busy [ 487.104493][ T8470] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 executing program [ 487.108999][ T8469] udc-core: couldn't find an available UDC or it's busy [ 487.124661][ C1] port100 5-1:0.0: NFC: Urb failure (status -71) [ 487.124697][ T8467] udc-core: couldn't find an available UDC or it's busy [ 487.131137][ C1] port100 5-1:0.0: NFC: Urb failure (status -71) [ 487.132013][ T29] port100 5-1:0.0: NFC: The device does not support command type 0 [ 487.138581][ T8471] udc-core: couldn't find an available UDC or it's busy [ 487.145210][ T20] usb 1-1: string descriptor 0 read error: -71 [ 487.153034][ T4866] usb 2-1: string descriptor 0 read error: -71 [ 487.173095][ T29] port100: probe of 5-1:0.0 failed with error -71 [ 487.174730][ T8471] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 487.192992][ T8469] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 487.209376][ T8467] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 executing program executing program executing program [ 487.226317][ T29] usb 5-1: USB disconnect, device number 2 [ 487.234620][ C1] port100 1-1:0.0: NFC: Urb failure (status -71) [ 487.241018][ C1] port100 1-1:0.0: NFC: Urb failure (status -71) [ 487.254617][ C0] port100 2-1:0.0: NFC: Urb failure (status -71) [ 487.261103][ C0] port100 2-1:0.0: NFC: Urb failure (status -71) executing program [ 487.284724][ T8473] usb 4-1: string descriptor 0 read error: -71 [ 487.294610][ C0] port100 2-1:0.0: NFC: Urb failure (status -71) [ 487.301083][ C0] port100 2-1:0.0: NFC: Urb failure (status -71) [ 487.304611][ C1] port100 4-1:0.0: NFC: Urb failure (status -71) [ 487.308095][ T8477] usb 6-1: string descriptor 0 read error: -71 [ 487.313753][ C1] port100 4-1:0.0: NFC: Urb failure (status -71) [ 487.326891][ T4866] port100 2-1:0.0: NFC: The device does not support command type 0 [ 487.334615][ C1] port100 1-1:0.0: NFC: Urb failure (status -71) [ 487.338306][ T4866] port100: probe of 2-1:0.0 failed with error -71 [ 487.341155][ C1] port100 1-1:0.0: NFC: Urb failure (status -71) [ 487.354295][ C1] port100 4-1:0.0: NFC: Urb failure (status -71) [ 487.354662][ T5] usb 3-1: string descriptor 0 read error: -71 [ 487.360653][ C1] port100 4-1:0.0: NFC: Urb failure (status -71) [ 487.361677][ T20] port100 1-1:0.0: NFC: The device does not support command type 0 [ 487.366887][ C0] port100 6-1:0.0: NFC: Urb failure (status -71) [ 487.366925][ C0] port100 6-1:0.0: NFC: Urb failure (status -71) [ 487.373273][ T20] port100: probe of 1-1:0.0 failed with error -71 [ 487.401051][ T8473] port100 4-1:0.0: NFC: The device does not support command type 0 [ 487.420585][ T8473] port100: probe of 4-1:0.0 failed with error -71 [ 487.434600][ C0] port100 3-1:0.0: NFC: Urb failure (status -71) [ 487.440988][ C0] port100 3-1:0.0: NFC: Urb failure (status -71) [ 487.463933][ T8473] usb 4-1: USB disconnect, device number 2 [ 487.468205][ T4866] usb 2-1: USB disconnect, device number 2 [ 487.492168][ T20] usb 1-1: USB disconnect, device number 2 [ 487.524581][ C0] port100 3-1:0.0: NFC: Urb failure (status -71) [ 487.530980][ C0] port100 3-1:0.0: NFC: Urb failure (status -71) [ 487.537415][ C0] port100 6-1:0.0: NFC: Urb failure (status -71) [ 487.543786][ C0] port100 6-1:0.0: NFC: Urb failure (status -71) [ 487.558036][ T5] port100 3-1:0.0: NFC: The device does not support command type 0 [ 487.566364][ T8477] port100 6-1:0.0: NFC: The device does not support command type 0 [ 487.574430][ T8477] port100: probe of 6-1:0.0 failed with error -71 [ 487.582550][ T5] port100: probe of 3-1:0.0 failed with error -71 [ 487.596558][ T5] usb 3-1: USB disconnect, device number 2 [ 487.645620][ T8477] usb 6-1: USB disconnect, device number 2 [ 487.715088][ T29] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 487.934755][ T4866] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 487.964574][ T29] usb 5-1: Using ep0 maxpacket: 8 [ 488.044805][ T20] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 488.053669][ T8473] usb 4-1: new high-speed USB device number 3 using dummy_hcd [ 488.065339][ T5] usb 3-1: new high-speed USB device number 3 using dummy_hcd [ 488.094788][ T8477] usb 6-1: new high-speed USB device number 3 using dummy_hcd [ 488.094818][ T29] usb 5-1: config index 0 descriptor too short (expected 129, got 36) [ 488.110912][ T29] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xA has invalid maxpacket 768 [ 488.120916][ T29] usb 5-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 488.130646][ T29] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 488.144138][ T29] usb 5-1: config 0 descriptor?? [ 488.164859][ T8501] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 488.194738][ T4866] usb 2-1: Using ep0 maxpacket: 8 [ 488.284526][ T20] usb 1-1: Using ep0 maxpacket: 8 [ 488.304688][ T8473] usb 4-1: Using ep0 maxpacket: 8 [ 488.324714][ T5] usb 3-1: Using ep0 maxpacket: 8 [ 488.335748][ T4866] usb 2-1: config index 0 descriptor too short (expected 129, got 36) [ 488.344980][ T4866] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xA has invalid maxpacket 768 [ 488.355497][ T8477] usb 6-1: Using ep0 maxpacket: 8 [ 488.360715][ T4866] usb 2-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 488.370590][ T4866] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 488.383969][ T4866] usb 2-1: config 0 descriptor?? [ 488.389699][ T8501] udc-core: couldn't find an available UDC or it's busy [ 488.397203][ T8501] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 executing program [ 488.404975][ T20] usb 1-1: config index 0 descriptor too short (expected 129, got 36) [ 488.422872][ T20] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xA has invalid maxpacket 768 [ 488.433691][ T8473] usb 4-1: config index 0 descriptor too short (expected 129, got 36) [ 488.442786][ T8508] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 488.450070][ T29] usb 5-1: string descriptor 0 read error: -71 [ 488.458290][ T8473] usb 4-1: config 0 interface 0 altsetting 0 bulk endpoint 0xA has invalid maxpacket 768 [ 488.464787][ T5] usb 3-1: config index 0 descriptor too short (expected 129, got 36) [ 488.468678][ T20] usb 1-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 488.476389][ C1] port100 5-1:0.0: NFC: Urb failure (status -71) [ 488.476423][ C1] port100 5-1:0.0: NFC: Urb failure (status -71) [ 488.477128][ T8477] usb 6-1: config index 0 descriptor too short (expected 129, got 36) [ 488.485815][ T8473] usb 4-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 488.516421][ T20] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 488.525160][ T8477] usb 6-1: config 0 interface 0 altsetting 0 bulk endpoint 0xA has invalid maxpacket 768 [ 488.531577][ T20] usb 1-1: config 0 descriptor?? [ 488.542667][ T5] usb 3-1: config 0 interface 0 altsetting 0 bulk endpoint 0xA has invalid maxpacket 768 [ 488.546587][ T8473] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 488.561122][ T8511] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 488.564434][ T8477] usb 6-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 488.586082][ T5] usb 3-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 488.592310][ T8473] usb 4-1: config 0 descriptor?? [ 488.615115][ T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 488.623914][ T8477] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 488.624441][ C1] port100 5-1:0.0: NFC: Urb failure (status -71) [ 488.638355][ C1] port100 5-1:0.0: NFC: Urb failure (status -71) [ 488.645732][ T8520] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 488.647714][ T5] usb 3-1: config 0 descriptor?? [ 488.652801][ T29] port100 5-1:0.0: NFC: The device does not support command type 0 [ 488.665732][ T29] port100: probe of 5-1:0.0 failed with error -71 [ 488.676355][ T8477] usb 6-1: config 0 descriptor?? [ 488.686077][ T8508] udc-core: couldn't find an available UDC or it's busy [ 488.694749][ T8518] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 488.696622][ T29] usb 5-1: USB disconnect, device number 3 [ 488.708118][ T8508] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 executing program [ 488.725518][ T8522] raw-gadget gadget: fail, usb_ep_enable returned -22 executing program [ 488.774614][ T4866] usb 2-1: string descriptor 0 read error: -71 [ 488.781364][ T8511] udc-core: couldn't find an available UDC or it's busy [ 488.791106][ T8511] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 488.798776][ C0] port100 2-1:0.0: NFC: Urb failure (status -71) [ 488.805137][ C0] port100 2-1:0.0: NFC: Urb failure (status -71) [ 488.844537][ C0] port100 2-1:0.0: NFC: Urb failure (status -71) [ 488.851011][ C0] port100 2-1:0.0: NFC: Urb failure (status -71) [ 488.857744][ T4866] port100 2-1:0.0: NFC: The device does not support command type 0 [ 488.864616][ T20] usb 1-1: string descriptor 0 read error: -71 [ 488.869325][ T4866] port100: probe of 2-1:0.0 failed with error -71 [ 488.894377][ C1] port100 1-1:0.0: NFC: Urb failure (status -71) [ 488.898034][ T4866] usb 2-1: USB disconnect, device number 3 [ 488.901128][ C1] port100 1-1:0.0: NFC: Urb failure (status -71) [ 488.914369][ C1] port100 1-1:0.0: NFC: Urb failure (status -71) [ 488.920748][ C1] port100 1-1:0.0: NFC: Urb failure (status -71) [ 488.927729][ T20] port100 1-1:0.0: NFC: The device does not support command type 0 [ 488.935880][ T20] port100: probe of 1-1:0.0 failed with error -71 [ 488.946536][ T20] usb 1-1: USB disconnect, device number 3 [ 489.094370][ T29] usb 5-1: new high-speed USB device number 4 using dummy_hcd [ 489.294363][ T4866] usb 2-1: new high-speed USB device number 4 using dummy_hcd [ 489.334355][ T29] usb 5-1: Using ep0 maxpacket: 8 [ 489.454600][ T29] usb 5-1: config index 0 descriptor too short (expected 129, got 36) [ 489.462999][ T29] usb 5-1: config 0 interface 0 altsetting 0 bulk endpoint 0xA has invalid maxpacket 768 [ 489.473116][ T29] usb 5-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 489.482575][ T29] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 489.495914][ T29] usb 5-1: config 0 descriptor?? [ 489.514581][ T8566] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 489.564396][ T4866] usb 2-1: Using ep0 maxpacket: 8 [ 489.735293][ T4866] usb 2-1: config index 0 descriptor too short (expected 129, got 36) [ 489.743516][ T4866] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0xA has invalid maxpacket 768 [ 489.755085][ T4866] usb 2-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 489.764151][ T4866] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 489.778356][ T4866] usb 2-1: config 0 descriptor?? [ 489.794634][ T8576] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 493.823715][ T8473] usb 4-1: string descriptor 0 read error: -32 [ 493.843652][ C1] port100 4-1:0.0: NFC: Urb failure (status -71) [ 493.853872][ T8477] usb 6-1: string descriptor 0 read error: -32 [ 493.873654][ C0] port100 6-1:0.0: NFC: Urb failure (status -71) [ 493.914667][ T5] usb 3-1: string descriptor 0 read error: -32 [ 493.933647][ C0] port100 3-1:0.0: NFC: Urb failure (status -71) [ 494.613667][ T29] usb 5-1: string descriptor 0 read error: -32 [ 494.633537][ C1] port100 5-1:0.0: NFC: Urb failure (status -71) [ 494.943649][ T4866] usb 2-1: string descriptor 0 read error: -32 [ 494.963517][ C0] port100 2-1:0.0: NFC: Urb failure (status -71) [ 721.241420][ T1623] INFO: task kworker/0:0:5 blocked for more than 143 seconds. [ 721.249005][ T1623] Not tainted 5.14.0-rc5-syzkaller #0 [ 721.255720][ T1623] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 721.264543][ T1623] task:kworker/0:0 state:D stack:24584 pid: 5 ppid: 2 flags:0x00004000 [ 721.273970][ T1623] Workqueue: usb_hub_wq hub_event [ 721.279182][ T1623] Call Trace: [ 721.283391][ T1623] __schedule+0x93a/0x26f0 [ 721.288104][ T1623] ? io_schedule_timeout+0x140/0x140 [ 721.294316][ T1623] ? _raw_spin_unlock_irq+0x1f/0x40 [ 721.299540][ T1623] ? lockdep_hardirqs_on+0x79/0x100 [ 721.305762][ T1623] schedule+0xd3/0x270 [ 721.309848][ T1623] schedule_timeout+0x1db/0x2a0 [ 721.316031][ T1623] ? usleep_range+0x170/0x170 [ 721.320773][ T1623] ? wait_for_completion+0x16e/0x280 [ 721.327063][ T1623] ? mark_held_locks+0x9f/0xe0 [ 721.332519][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 721.337464][ T1623] ? _raw_spin_unlock_irq+0x1f/0x40 [ 721.343611][ T1623] wait_for_completion+0x176/0x280 [ 721.348784][ T1623] ? bit_wait_io_timeout+0x160/0x160 [ 721.354972][ T1623] ? port100_send_cmd_async+0x852/0xbb0 [ 721.360726][ T1623] port100_probe+0x9e4/0x1340 [ 721.366478][ T1623] ? port100_tg_configure_hw+0xd0/0xd0 [ 721.373002][ T1623] ? __pm_runtime_set_status+0x48a/0xc30 [ 721.378712][ T1623] usb_probe_interface+0x315/0x7f0 [ 721.384752][ T1623] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 721.390128][ T1623] really_probe+0x23c/0xcd0 [ 721.395499][ T1623] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 721.402354][ T1623] __driver_probe_device+0x338/0x4d0 [ 721.409309][ T1623] driver_probe_device+0x4c/0x1a0 [ 721.415158][ T1623] __device_attach_driver+0x20b/0x2f0 [ 721.420542][ T1623] ? driver_allows_async_probing+0x150/0x150 [ 721.427429][ T1623] bus_for_each_drv+0x15f/0x1e0 [ 721.432896][ T1623] ? bus_for_each_dev+0x1d0/0x1d0 [ 721.437940][ T1623] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 721.444553][ T1623] ? lockdep_hardirqs_on+0x79/0x100 [ 721.449777][ T1623] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 721.456436][ T1623] __device_attach+0x228/0x4a0 [ 721.461914][ T1623] ? device_driver_attach+0x210/0x210 [ 721.467310][ T1623] ? kobject_uevent_env+0x2bb/0x1650 [ 721.473582][ T1623] bus_probe_device+0x1e4/0x290 [ 721.478437][ T1623] device_add+0xc2f/0x2180 [ 721.484172][ T1623] ? wait_for_completion_io+0x280/0x280 [ 721.489821][ T1623] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 721.497373][ T1623] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 721.503796][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 721.510042][ T1623] usb_set_configuration+0x113f/0x1910 [ 721.516589][ T1623] usb_generic_driver_probe+0xba/0x100 [ 721.522745][ T1623] usb_probe_device+0xd9/0x2c0 [ 721.527534][ T1623] ? usb_driver_release_interface+0x180/0x180 [ 721.534860][ T1623] really_probe+0x23c/0xcd0 [ 721.539368][ T1623] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 721.546536][ T1623] __driver_probe_device+0x338/0x4d0 [ 721.552260][ T1623] driver_probe_device+0x4c/0x1a0 [ 721.557377][ T1623] __device_attach_driver+0x20b/0x2f0 [ 721.562950][ T1623] ? driver_allows_async_probing+0x150/0x150 [ 721.569207][ T1623] bus_for_each_drv+0x15f/0x1e0 [ 721.574235][ T1623] ? bus_for_each_dev+0x1d0/0x1d0 [ 721.579311][ T1623] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 721.585273][ T1623] ? lockdep_hardirqs_on+0x79/0x100 [ 721.590508][ T1623] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 721.596390][ T1623] __device_attach+0x228/0x4a0 [ 721.601241][ T1623] ? device_driver_attach+0x210/0x210 [ 721.606763][ T1623] ? kobject_uevent_env+0x2bb/0x1650 [ 721.612231][ T1623] bus_probe_device+0x1e4/0x290 [ 721.617117][ T1623] device_add+0xc2f/0x2180 [ 721.621630][ T1623] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 721.627891][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 721.634322][ T1623] usb_new_device.cold+0x63f/0x108e [ 721.639682][ T1623] ? hub_disconnect+0x510/0x510 [ 721.644794][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 721.649796][ T1623] ? _raw_spin_unlock_irq+0x1f/0x40 [ 721.655246][ T1623] hub_event+0x2357/0x4330 [ 721.659697][ T1623] ? hub_port_debounce+0x3c0/0x3c0 [ 721.665095][ T1623] ? lock_release+0x720/0x720 [ 721.669792][ T1623] ? lock_downgrade+0x6e0/0x6e0 [ 721.674845][ T1623] ? do_raw_spin_lock+0x120/0x2b0 [ 721.679891][ T1623] process_one_work+0x98d/0x1630 [ 721.685942][ T1623] ? pwq_dec_nr_in_flight+0x320/0x320 [ 721.691908][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 721.696963][ T1623] ? _raw_spin_lock_irq+0x41/0x50 [ 721.702917][ T1623] worker_thread+0x85c/0x11f0 [ 721.707626][ T1623] ? process_one_work+0x1630/0x1630 [ 721.713778][ T1623] kthread+0x3e5/0x4d0 [ 721.717872][ T1623] ? set_kthread_struct+0x130/0x130 [ 721.724193][ T1623] ret_from_fork+0x1f/0x30 [ 721.728788][ T1623] INFO: task kworker/1:1:29 blocked for more than 143 seconds. [ 721.736543][ T1623] Not tainted 5.14.0-rc5-syzkaller #0 [ 721.742579][ T1623] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 721.751386][ T1623] task:kworker/1:1 state:D stack:24824 pid: 29 ppid: 2 flags:0x00004000 [ 721.760685][ T1623] Workqueue: usb_hub_wq hub_event [ 721.765964][ T1623] Call Trace: [ 721.769294][ T1623] __schedule+0x93a/0x26f0 [ 721.773847][ T1623] ? io_schedule_timeout+0x140/0x140 [ 721.779152][ T1623] ? _raw_spin_unlock_irq+0x1f/0x40 [ 721.784595][ T1623] ? lockdep_hardirqs_on+0x79/0x100 [ 721.789828][ T1623] schedule+0xd3/0x270 [ 721.794032][ T1623] schedule_timeout+0x1db/0x2a0 [ 721.798924][ T1623] ? usleep_range+0x170/0x170 [ 721.803702][ T1623] ? wait_for_completion+0x16e/0x280 [ 721.809002][ T1623] ? mark_held_locks+0x9f/0xe0 [ 721.814709][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 721.819681][ T1623] ? _raw_spin_unlock_irq+0x1f/0x40 [ 721.825797][ T1623] wait_for_completion+0x176/0x280 [ 721.830926][ T1623] ? bit_wait_io_timeout+0x160/0x160 [ 721.837215][ T1623] ? port100_send_cmd_async+0x852/0xbb0 [ 721.843373][ T1623] port100_probe+0x9e4/0x1340 [ 721.848055][ T1623] ? port100_tg_configure_hw+0xd0/0xd0 [ 721.854528][ T1623] ? __pm_runtime_set_status+0x48a/0xc30 [ 721.860228][ T1623] usb_probe_interface+0x315/0x7f0 [ 721.866392][ T1623] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 721.872596][ T1623] really_probe+0x23c/0xcd0 [ 721.877162][ T1623] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 721.885112][ T1623] __driver_probe_device+0x338/0x4d0 [ 721.890411][ T1623] driver_probe_device+0x4c/0x1a0 [ 721.896337][ T1623] __device_attach_driver+0x20b/0x2f0 [ 721.902886][ T1623] ? driver_allows_async_probing+0x150/0x150 [ 721.909061][ T1623] bus_for_each_drv+0x15f/0x1e0 [ 721.915007][ T1623] ? bus_for_each_dev+0x1d0/0x1d0 [ 721.920373][ T1623] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 721.927190][ T1623] ? lockdep_hardirqs_on+0x79/0x100 [ 721.933060][ T1623] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 721.938877][ T1623] __device_attach+0x228/0x4a0 [ 721.944621][ T1623] ? device_driver_attach+0x210/0x210 [ 721.950448][ T1623] ? kobject_uevent_env+0x2bb/0x1650 [ 721.957300][ T1623] bus_probe_device+0x1e4/0x290 [ 721.962799][ T1623] device_add+0xc2f/0x2180 [ 721.967224][ T1623] ? wait_for_completion_io+0x280/0x280 [ 721.973701][ T1623] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 721.979959][ T1623] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 721.986661][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 721.993713][ T1623] usb_set_configuration+0x113f/0x1910 [ 721.999201][ T1623] usb_generic_driver_probe+0xba/0x100 [ 722.006161][ T1623] usb_probe_device+0xd9/0x2c0 [ 722.011074][ T1623] ? usb_driver_release_interface+0x180/0x180 [ 722.018070][ T1623] really_probe+0x23c/0xcd0 [ 722.023183][ T1623] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 722.029464][ T1623] __driver_probe_device+0x338/0x4d0 [ 722.035846][ T1623] driver_probe_device+0x4c/0x1a0 [ 722.040888][ T1623] __device_attach_driver+0x20b/0x2f0 [ 722.047269][ T1623] ? driver_allows_async_probing+0x150/0x150 [ 722.053876][ T1623] bus_for_each_drv+0x15f/0x1e0 [ 722.058906][ T1623] ? bus_for_each_dev+0x1d0/0x1d0 [ 722.064816][ T1623] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 722.070629][ T1623] ? lockdep_hardirqs_on+0x79/0x100 [ 722.076969][ T1623] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 722.083497][ T1623] __device_attach+0x228/0x4a0 [ 722.088276][ T1623] ? device_driver_attach+0x210/0x210 [ 722.094539][ T1623] ? kobject_uevent_env+0x2bb/0x1650 [ 722.099853][ T1623] bus_probe_device+0x1e4/0x290 [ 722.105659][ T1623] device_add+0xc2f/0x2180 [ 722.110208][ T1623] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 722.118166][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 722.125351][ T1623] usb_new_device.cold+0x63f/0x108e [ 722.130573][ T1623] ? hub_disconnect+0x510/0x510 [ 722.136541][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 722.142222][ T1623] ? _raw_spin_unlock_irq+0x1f/0x40 [ 722.147455][ T1623] hub_event+0x2357/0x4330 [ 722.152893][ T1623] ? hub_port_debounce+0x3c0/0x3c0 [ 722.158043][ T1623] ? lock_release+0x720/0x720 [ 722.163686][ T1623] ? lock_downgrade+0x6e0/0x6e0 [ 722.168542][ T1623] ? do_raw_spin_lock+0x120/0x2b0 [ 722.175060][ T1623] process_one_work+0x98d/0x1630 [ 722.180027][ T1623] ? pwq_dec_nr_in_flight+0x320/0x320 [ 722.186403][ T1623] ? try_to_del_timer_sync+0xbf/0x110 [ 722.192556][ T1623] worker_thread+0x85c/0x11f0 [ 722.197272][ T1623] ? process_one_work+0x1630/0x1630 [ 722.203663][ T1623] kthread+0x3e5/0x4d0 [ 722.207934][ T1623] ? set_kthread_struct+0x130/0x130 [ 722.214238][ T1623] ret_from_fork+0x1f/0x30 [ 722.218782][ T1623] INFO: task kworker/0:3:4866 blocked for more than 144 seconds. [ 722.228797][ T1623] Not tainted 5.14.0-rc5-syzkaller #0 [ 722.235498][ T1623] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 722.244825][ T1623] task:kworker/0:3 state:D stack:25720 pid: 4866 ppid: 2 flags:0x00004000 [ 722.254756][ T1623] Workqueue: usb_hub_wq hub_event [ 722.259800][ T1623] Call Trace: [ 722.263894][ T1623] __schedule+0x93a/0x26f0 [ 722.268444][ T1623] ? io_schedule_timeout+0x140/0x140 [ 722.274812][ T1623] ? _raw_spin_unlock_irq+0x1f/0x40 [ 722.280019][ T1623] ? lockdep_hardirqs_on+0x79/0x100 [ 722.286184][ T1623] schedule+0xd3/0x270 [ 722.290353][ T1623] schedule_timeout+0x1db/0x2a0 [ 722.296565][ T1623] ? usleep_range+0x170/0x170 [ 722.301640][ T1623] ? wait_for_completion+0x16e/0x280 [ 722.306969][ T1623] ? mark_held_locks+0x9f/0xe0 [ 722.312416][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 722.317473][ T1623] ? _raw_spin_unlock_irq+0x1f/0x40 [ 722.323130][ T1623] wait_for_completion+0x176/0x280 [ 722.328288][ T1623] ? bit_wait_io_timeout+0x160/0x160 [ 722.334647][ T1623] ? port100_send_cmd_async+0x852/0xbb0 [ 722.340239][ T1623] port100_probe+0x9e4/0x1340 [ 722.345360][ T1623] ? port100_tg_configure_hw+0xd0/0xd0 [ 722.350945][ T1623] ? __pm_runtime_set_status+0x48a/0xc30 [ 722.357036][ T1623] usb_probe_interface+0x315/0x7f0 [ 722.362370][ T1623] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 722.368094][ T1623] really_probe+0x23c/0xcd0 [ 722.372817][ T1623] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 722.379094][ T1623] __driver_probe_device+0x338/0x4d0 [ 722.384657][ T1623] driver_probe_device+0x4c/0x1a0 [ 722.389692][ T1623] __device_attach_driver+0x20b/0x2f0 [ 722.395156][ T1623] ? driver_allows_async_probing+0x150/0x150 [ 722.401326][ T1623] bus_for_each_drv+0x15f/0x1e0 [ 722.406709][ T1623] ? bus_for_each_dev+0x1d0/0x1d0 [ 722.411797][ T1623] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 722.417621][ T1623] ? lockdep_hardirqs_on+0x79/0x100 [ 722.423237][ T1623] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 722.429144][ T1623] __device_attach+0x228/0x4a0 [ 722.434030][ T1623] ? device_driver_attach+0x210/0x210 [ 722.439719][ T1623] ? kobject_uevent_env+0x2bb/0x1650 [ 722.445511][ T1623] bus_probe_device+0x1e4/0x290 [ 722.450402][ T1623] device_add+0xc2f/0x2180 [ 722.454924][ T1623] ? wait_for_completion_io+0x280/0x280 [ 722.460583][ T1623] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 722.467099][ T1623] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 722.473232][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 722.479773][ T1623] usb_set_configuration+0x113f/0x1910 [ 722.485432][ T1623] usb_generic_driver_probe+0xba/0x100 [ 722.491046][ T1623] usb_probe_device+0xd9/0x2c0 [ 722.496043][ T1623] ? usb_driver_release_interface+0x180/0x180 [ 722.502224][ T1623] really_probe+0x23c/0xcd0 [ 722.506763][ T1623] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 722.513295][ T1623] __driver_probe_device+0x338/0x4d0 [ 722.518727][ T1623] driver_probe_device+0x4c/0x1a0 [ 722.523933][ T1623] __device_attach_driver+0x20b/0x2f0 [ 722.529320][ T1623] ? driver_allows_async_probing+0x150/0x150 [ 722.535382][ T1623] bus_for_each_drv+0x15f/0x1e0 [ 722.540472][ T1623] ? bus_for_each_dev+0x1d0/0x1d0 [ 722.545586][ T1623] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 722.551684][ T1623] ? lockdep_hardirqs_on+0x79/0x100 [ 722.557003][ T1623] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 722.563169][ T1623] __device_attach+0x228/0x4a0 [ 722.567971][ T1623] ? device_driver_attach+0x210/0x210 [ 722.573453][ T1623] ? kobject_uevent_env+0x2bb/0x1650 [ 722.578854][ T1623] bus_probe_device+0x1e4/0x290 [ 722.583904][ T1623] device_add+0xc2f/0x2180 [ 722.588348][ T1623] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 722.594692][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 722.600951][ T1623] usb_new_device.cold+0x63f/0x108e [ 722.606241][ T1623] ? hub_disconnect+0x510/0x510 [ 722.611233][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 722.616340][ T1623] ? _raw_spin_unlock_irq+0x1f/0x40 [ 722.621906][ T1623] hub_event+0x2357/0x4330 [ 722.626376][ T1623] ? hub_port_debounce+0x3c0/0x3c0 [ 722.631588][ T1623] ? lock_release+0x720/0x720 [ 722.636572][ T1623] ? lock_downgrade+0x6e0/0x6e0 [ 722.641511][ T1623] ? do_raw_spin_lock+0x120/0x2b0 [ 722.646555][ T1623] process_one_work+0x98d/0x1630 [ 722.651585][ T1623] ? pwq_dec_nr_in_flight+0x320/0x320 [ 722.656973][ T1623] ? try_to_del_timer_sync+0xbf/0x110 [ 722.662462][ T1623] worker_thread+0x85c/0x11f0 [ 722.668061][ T1623] ? process_one_work+0x1630/0x1630 [ 722.673436][ T1623] kthread+0x3e5/0x4d0 [ 722.677713][ T1623] ? set_kthread_struct+0x130/0x130 [ 722.683083][ T1623] ret_from_fork+0x1f/0x30 [ 722.687569][ T1623] INFO: task kworker/1:2:8473 blocked for more than 144 seconds. [ 722.695562][ T1623] Not tainted 5.14.0-rc5-syzkaller #0 [ 722.701649][ T1623] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 722.710419][ T1623] task:kworker/1:2 state:D stack:25752 pid: 8473 ppid: 2 flags:0x00004000 [ 722.719756][ T1623] Workqueue: usb_hub_wq hub_event [ 722.725192][ T1623] Call Trace: [ 722.728563][ T1623] __schedule+0x93a/0x26f0 [ 722.733146][ T1623] ? io_schedule_timeout+0x140/0x140 [ 722.738793][ T1623] ? _raw_spin_unlock_irq+0x1f/0x40 [ 722.744221][ T1623] ? lockdep_hardirqs_on+0x79/0x100 [ 722.749455][ T1623] schedule+0xd3/0x270 [ 722.753686][ T1623] schedule_timeout+0x1db/0x2a0 [ 722.758649][ T1623] ? usleep_range+0x170/0x170 [ 722.763490][ T1623] ? wait_for_completion+0x16e/0x280 [ 722.768793][ T1623] ? mark_held_locks+0x9f/0xe0 [ 722.773722][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 722.778674][ T1623] ? _raw_spin_unlock_irq+0x1f/0x40 [ 722.783951][ T1623] wait_for_completion+0x176/0x280 [ 722.789079][ T1623] ? bit_wait_io_timeout+0x160/0x160 [ 722.794479][ T1623] ? port100_send_cmd_async+0x852/0xbb0 [ 722.800602][ T1623] port100_probe+0x9e4/0x1340 [ 722.805989][ T1623] ? port100_tg_configure_hw+0xd0/0xd0 [ 722.811749][ T1623] ? __pm_runtime_set_status+0x48a/0xc30 [ 722.817397][ T1623] usb_probe_interface+0x315/0x7f0 [ 722.822699][ T1623] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 722.828187][ T1623] really_probe+0x23c/0xcd0 [ 722.832802][ T1623] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 722.839080][ T1623] __driver_probe_device+0x338/0x4d0 [ 722.844470][ T1623] driver_probe_device+0x4c/0x1a0 [ 722.849577][ T1623] __device_attach_driver+0x20b/0x2f0 [ 722.855177][ T1623] ? driver_allows_async_probing+0x150/0x150 [ 722.861580][ T1623] bus_for_each_drv+0x15f/0x1e0 [ 722.866635][ T1623] ? bus_for_each_dev+0x1d0/0x1d0 [ 722.871732][ T1623] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 722.877552][ T1623] ? lockdep_hardirqs_on+0x79/0x100 [ 722.883489][ T1623] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 722.889311][ T1623] __device_attach+0x228/0x4a0 [ 722.894160][ T1623] ? device_driver_attach+0x210/0x210 [ 722.899642][ T1623] ? kobject_uevent_env+0x2bb/0x1650 [ 722.905023][ T1623] bus_probe_device+0x1e4/0x290 [ 722.909975][ T1623] device_add+0xc2f/0x2180 [ 722.914501][ T1623] ? wait_for_completion_io+0x280/0x280 [ 722.920340][ T1623] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 722.926942][ T1623] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 722.932948][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 722.939395][ T1623] usb_set_configuration+0x113f/0x1910 [ 722.944965][ T1623] usb_generic_driver_probe+0xba/0x100 [ 722.950447][ T1623] usb_probe_device+0xd9/0x2c0 [ 722.955294][ T1623] ? usb_driver_release_interface+0x180/0x180 [ 722.961597][ T1623] really_probe+0x23c/0xcd0 [ 722.966121][ T1623] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 722.972557][ T1623] __driver_probe_device+0x338/0x4d0 [ 722.977960][ T1623] driver_probe_device+0x4c/0x1a0 [ 722.983188][ T1623] __device_attach_driver+0x20b/0x2f0 [ 722.988926][ T1623] ? driver_allows_async_probing+0x150/0x150 [ 722.995104][ T1623] bus_for_each_drv+0x15f/0x1e0 [ 723.000676][ T1623] ? bus_for_each_dev+0x1d0/0x1d0 [ 723.005927][ T1623] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 723.011958][ T1623] ? lockdep_hardirqs_on+0x79/0x100 [ 723.017183][ T1623] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 723.023070][ T1623] __device_attach+0x228/0x4a0 [ 723.027850][ T1623] ? device_driver_attach+0x210/0x210 [ 723.033319][ T1623] ? kobject_uevent_env+0x2bb/0x1650 [ 723.038966][ T1623] bus_probe_device+0x1e4/0x290 [ 723.043912][ T1623] device_add+0xc2f/0x2180 [ 723.048355][ T1623] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 723.054770][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 723.061044][ T1623] usb_new_device.cold+0x63f/0x108e [ 723.066349][ T1623] ? hub_disconnect+0x510/0x510 [ 723.071471][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 723.076528][ T1623] ? _raw_spin_unlock_irq+0x1f/0x40 [ 723.081821][ T1623] hub_event+0x2357/0x4330 [ 723.086369][ T1623] ? hub_port_debounce+0x3c0/0x3c0 [ 723.091830][ T1623] ? lock_release+0x720/0x720 [ 723.096631][ T1623] ? lock_downgrade+0x6e0/0x6e0 [ 723.101676][ T1623] ? do_raw_spin_lock+0x120/0x2b0 [ 723.106733][ T1623] process_one_work+0x98d/0x1630 [ 723.111776][ T1623] ? pwq_dec_nr_in_flight+0x320/0x320 [ 723.117168][ T1623] ? try_to_del_timer_sync+0xbf/0x110 [ 723.122871][ T1623] worker_thread+0x85c/0x11f0 [ 723.127588][ T1623] ? process_one_work+0x1630/0x1630 [ 723.133010][ T1623] kthread+0x3e5/0x4d0 [ 723.137354][ T1623] ? set_kthread_struct+0x130/0x130 [ 723.142645][ T1623] ret_from_fork+0x1f/0x30 [ 723.147129][ T1623] INFO: task kworker/0:1:8477 blocked for more than 145 seconds. [ 723.158001][ T1623] Not tainted 5.14.0-rc5-syzkaller #0 [ 723.163995][ T1623] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 723.173073][ T1623] task:kworker/0:1 state:D stack:26176 pid: 8477 ppid: 2 flags:0x00004000 [ 723.183125][ T1623] Workqueue: usb_hub_wq hub_event [ 723.188216][ T1623] Call Trace: [ 723.191574][ T1623] __schedule+0x93a/0x26f0 [ 723.196221][ T1623] ? io_schedule_timeout+0x140/0x140 [ 723.201681][ T1623] ? _raw_spin_unlock_irq+0x1f/0x40 [ 723.206903][ T1623] ? lockdep_hardirqs_on+0x79/0x100 [ 723.212304][ T1623] schedule+0xd3/0x270 [ 723.216487][ T1623] schedule_timeout+0x1db/0x2a0 [ 723.221544][ T1623] ? usleep_range+0x170/0x170 [ 723.226267][ T1623] ? wait_for_completion+0x16e/0x280 [ 723.231742][ T1623] ? mark_held_locks+0x9f/0xe0 [ 723.236520][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 723.241593][ T1623] ? _raw_spin_unlock_irq+0x1f/0x40 [ 723.246988][ T1623] wait_for_completion+0x176/0x280 [ 723.252248][ T1623] ? bit_wait_io_timeout+0x160/0x160 [ 723.257746][ T1623] ? port100_send_cmd_async+0x852/0xbb0 [ 723.263453][ T1623] port100_probe+0x9e4/0x1340 [ 723.268153][ T1623] ? port100_tg_configure_hw+0xd0/0xd0 [ 723.273808][ T1623] ? __pm_runtime_set_status+0x48a/0xc30 [ 723.279469][ T1623] usb_probe_interface+0x315/0x7f0 [ 723.284761][ T1623] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 723.290152][ T1623] really_probe+0x23c/0xcd0 [ 723.294769][ T1623] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 723.301026][ T1623] __driver_probe_device+0x338/0x4d0 [ 723.306429][ T1623] driver_probe_device+0x4c/0x1a0 [ 723.311577][ T1623] __device_attach_driver+0x20b/0x2f0 [ 723.316999][ T1623] ? driver_allows_async_probing+0x150/0x150 [ 723.323237][ T1623] bus_for_each_drv+0x15f/0x1e0 [ 723.328142][ T1623] ? bus_for_each_dev+0x1d0/0x1d0 [ 723.333323][ T1623] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 723.339156][ T1623] ? lockdep_hardirqs_on+0x79/0x100 [ 723.344482][ T1623] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 723.350500][ T1623] __device_attach+0x228/0x4a0 [ 723.355381][ T1623] ? device_driver_attach+0x210/0x210 [ 723.360826][ T1623] ? kobject_uevent_env+0x2bb/0x1650 [ 723.366255][ T1623] bus_probe_device+0x1e4/0x290 [ 723.371407][ T1623] device_add+0xc2f/0x2180 [ 723.375855][ T1623] ? wait_for_completion_io+0x280/0x280 [ 723.381664][ T1623] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 723.387925][ T1623] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 723.393904][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 723.400179][ T1623] usb_set_configuration+0x113f/0x1910 [ 723.405859][ T1623] usb_generic_driver_probe+0xba/0x100 [ 723.411438][ T1623] usb_probe_device+0xd9/0x2c0 [ 723.416224][ T1623] ? usb_driver_release_interface+0x180/0x180 [ 723.422441][ T1623] really_probe+0x23c/0xcd0 [ 723.427003][ T1623] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 723.433432][ T1623] __driver_probe_device+0x338/0x4d0 [ 723.438743][ T1623] driver_probe_device+0x4c/0x1a0 [ 723.443853][ T1623] __device_attach_driver+0x20b/0x2f0 [ 723.449245][ T1623] ? driver_allows_async_probing+0x150/0x150 [ 723.455435][ T1623] bus_for_each_drv+0x15f/0x1e0 [ 723.460308][ T1623] ? bus_for_each_dev+0x1d0/0x1d0 [ 723.465650][ T1623] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 723.471560][ T1623] ? lockdep_hardirqs_on+0x79/0x100 [ 723.476789][ T1623] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 723.482851][ T1623] __device_attach+0x228/0x4a0 [ 723.487686][ T1623] ? device_driver_attach+0x210/0x210 [ 723.493195][ T1623] ? kobject_uevent_env+0x2bb/0x1650 [ 723.498555][ T1623] bus_probe_device+0x1e4/0x290 [ 723.503607][ T1623] device_add+0xc2f/0x2180 [ 723.508051][ T1623] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 723.514404][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 723.520724][ T1623] usb_new_device.cold+0x63f/0x108e [ 723.526144][ T1623] ? hub_disconnect+0x510/0x510 [ 723.531008][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 723.536254][ T1623] ? _raw_spin_unlock_irq+0x1f/0x40 [ 723.541631][ T1623] hub_event+0x2357/0x4330 [ 723.546088][ T1623] ? hub_port_debounce+0x3c0/0x3c0 [ 723.551305][ T1623] ? lock_release+0x720/0x720 [ 723.556005][ T1623] ? lock_downgrade+0x6e0/0x6e0 [ 723.561135][ T1623] ? do_raw_spin_lock+0x120/0x2b0 [ 723.566263][ T1623] process_one_work+0x98d/0x1630 [ 723.571394][ T1623] ? pwq_dec_nr_in_flight+0x320/0x320 [ 723.576876][ T1623] ? try_to_del_timer_sync+0xbf/0x110 [ 723.582385][ T1623] worker_thread+0x85c/0x11f0 [ 723.587083][ T1623] ? process_one_work+0x1630/0x1630 [ 723.592379][ T1623] kthread+0x3e5/0x4d0 [ 723.596481][ T1623] ? set_kthread_struct+0x130/0x130 [ 723.601777][ T1623] ret_from_fork+0x1f/0x30 [ 723.606240][ T1623] INFO: task syz-executor568:8518 blocked for more than 145 seconds. [ 723.614626][ T1623] Not tainted 5.14.0-rc5-syzkaller #0 [ 723.620732][ T1623] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 723.629612][ T1623] task:syz-executor568 state:D stack:28120 pid: 8518 ppid: 8466 flags:0x00000004 [ 723.638976][ T1623] Call Trace: [ 723.642358][ T1623] __schedule+0x93a/0x26f0 [ 723.646804][ T1623] ? io_schedule_timeout+0x140/0x140 [ 723.652225][ T1623] schedule+0xd3/0x270 [ 723.656317][ T1623] schedule_preempt_disabled+0xf/0x20 [ 723.661784][ T1623] __mutex_lock+0x7b6/0x10a0 [ 723.666401][ T1623] ? misc_open+0x55/0x4a0 [ 723.670822][ T1623] ? mutex_lock_io_nested+0xf00/0xf00 [ 723.676819][ T1623] ? lock_downgrade+0x6e0/0x6e0 [ 723.681802][ T1623] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 723.688157][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 723.694558][ T1623] ? kobject_get_unless_zero+0x15a/0x1e0 [ 723.700308][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 723.705559][ T1623] misc_open+0x55/0x4a0 [ 723.709745][ T1623] ? misc_devnode+0x120/0x120 [ 723.714520][ T1623] chrdev_open+0x266/0x770 [ 723.719164][ T1623] ? cdev_device_add+0x210/0x210 [ 723.724285][ T1623] ? security_file_open+0x205/0x4f0 [ 723.729621][ T1623] do_dentry_open+0x4c8/0x11d0 [ 723.734881][ T1623] ? cdev_device_add+0x210/0x210 [ 723.739857][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 723.746186][ T1623] ? may_open+0x1f6/0x420 [ 723.750524][ T1623] path_openat+0x1c23/0x27f0 [ 723.755405][ T1623] ? path_lookupat+0x860/0x860 [ 723.760195][ T1623] ? mark_lock+0xef/0x17b0 [ 723.764912][ T1623] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 723.771118][ T1623] do_filp_open+0x1aa/0x400 [ 723.775648][ T1623] ? may_open_dev+0xf0/0xf0 [ 723.780308][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 723.785447][ T1623] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 723.792054][ T1623] ? _find_next_bit+0x1e3/0x260 [ 723.796980][ T1623] ? _raw_spin_unlock+0x24/0x40 [ 723.801904][ T1623] ? alloc_fd+0x2f0/0x670 [ 723.806300][ T1623] do_sys_openat2+0x16d/0x420 [ 723.810989][ T1623] ? build_open_flags+0x6f0/0x6f0 [ 723.816151][ T1623] ? __context_tracking_exit+0xb8/0xe0 [ 723.821837][ T1623] ? lock_downgrade+0x6e0/0x6e0 [ 723.826936][ T1623] __x64_sys_openat+0x13f/0x1f0 [ 723.831882][ T1623] ? __ia32_sys_open+0x1c0/0x1c0 [ 723.836839][ T1623] ? syscall_enter_from_user_mode+0x21/0x70 [ 723.842833][ T1623] do_syscall_64+0x35/0xb0 [ 723.847270][ T1623] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 723.853445][ T1623] RIP: 0033:0x402af7 [ 723.857342][ T1623] RSP: 002b:00007ffe640bd6c0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 723.865832][ T1623] RAX: ffffffffffffffda RBX: 00000000200000c0 RCX: 0000000000402af7 [ 723.874015][ T1623] RDX: 0000000000000002 RSI: 000000000048803b RDI: 00000000ffffff9c [ 723.882072][ T1623] RBP: 000000000048803b R08: 00007ffe640bd7a8 R09: 0000000000000000 [ 723.890223][ T1623] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 723.898484][ T1623] R13: 00007ffe640bf81c R14: 0000000000000036 R15: 00007ffe640bf820 [ 723.906783][ T1623] INFO: task syz-executor568:8520 blocked for more than 146 seconds. [ 723.914961][ T1623] Not tainted 5.14.0-rc5-syzkaller #0 [ 723.920869][ T1623] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 723.929740][ T1623] task:syz-executor568 state:D stack:28176 pid: 8520 ppid: 8464 flags:0x00000004 [ 723.939354][ T1623] Call Trace: [ 723.942819][ T1623] __schedule+0x93a/0x26f0 [ 723.947267][ T1623] ? io_schedule_timeout+0x140/0x140 [ 723.952655][ T1623] schedule+0xd3/0x270 [ 723.956732][ T1623] schedule_preempt_disabled+0xf/0x20 [ 723.962368][ T1623] __mutex_lock+0x7b6/0x10a0 [ 723.966981][ T1623] ? misc_open+0x55/0x4a0 [ 723.971479][ T1623] ? mutex_lock_io_nested+0xf00/0xf00 [ 723.976958][ T1623] ? lock_downgrade+0x6e0/0x6e0 [ 723.981891][ T1623] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 723.988236][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 723.994873][ T1623] ? kobject_get_unless_zero+0x15a/0x1e0 [ 724.000930][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 724.006309][ T1623] misc_open+0x55/0x4a0 [ 724.010544][ T1623] ? misc_devnode+0x120/0x120 [ 724.015347][ T1623] chrdev_open+0x266/0x770 [ 724.019825][ T1623] ? cdev_device_add+0x210/0x210 [ 724.024867][ T1623] ? security_file_open+0x205/0x4f0 [ 724.030187][ T1623] do_dentry_open+0x4c8/0x11d0 [ 724.035332][ T1623] ? cdev_device_add+0x210/0x210 [ 724.040296][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 724.047089][ T1623] ? may_open+0x1f6/0x420 [ 724.051557][ T1623] path_openat+0x1c23/0x27f0 [ 724.056172][ T1623] ? path_lookupat+0x860/0x860 [ 724.060925][ T1623] ? mark_lock+0xef/0x17b0 [ 724.065445][ T1623] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 724.071613][ T1623] do_filp_open+0x1aa/0x400 [ 724.076254][ T1623] ? may_open_dev+0xf0/0xf0 [ 724.081127][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 724.086246][ T1623] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 724.093081][ T1623] ? _find_next_bit+0x1e3/0x260 [ 724.098224][ T1623] ? _raw_spin_unlock+0x24/0x40 [ 724.103176][ T1623] ? alloc_fd+0x2f0/0x670 [ 724.107596][ T1623] do_sys_openat2+0x16d/0x420 [ 724.112366][ T1623] ? build_open_flags+0x6f0/0x6f0 [ 724.117414][ T1623] ? __context_tracking_exit+0xb8/0xe0 [ 724.122988][ T1623] ? lock_downgrade+0x6e0/0x6e0 [ 724.127976][ T1623] __x64_sys_openat+0x13f/0x1f0 [ 724.133037][ T1623] ? __ia32_sys_open+0x1c0/0x1c0 [ 724.138226][ T1623] ? syscall_enter_from_user_mode+0x21/0x70 [ 724.144514][ T1623] do_syscall_64+0x35/0xb0 [ 724.148949][ T1623] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 724.154984][ T1623] RIP: 0033:0x402af7 [ 724.159100][ T1623] RSP: 002b:00007ffe640bd6c0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 724.167935][ T1623] RAX: ffffffffffffffda RBX: 00000000200000c0 RCX: 0000000000402af7 [ 724.176062][ T1623] RDX: 0000000000000002 RSI: 000000000048803b RDI: 00000000ffffff9c [ 724.184322][ T1623] RBP: 000000000048803b R08: 00007ffe640bd7a8 R09: 0000000000000000 [ 724.192420][ T1623] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 724.200577][ T1623] R13: 00007ffe640bf81c R14: 0000000000000036 R15: 00007ffe640bf820 [ 724.208884][ T1623] INFO: task syz-executor568:8522 blocked for more than 146 seconds. [ 724.217244][ T1623] Not tainted 5.14.0-rc5-syzkaller #0 [ 724.223326][ T1623] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 724.232208][ T1623] task:syz-executor568 state:D stack:28176 pid: 8522 ppid: 8463 flags:0x00000004 [ 724.241777][ T1623] Call Trace: [ 724.245073][ T1623] __schedule+0x93a/0x26f0 [ 724.249681][ T1623] ? io_schedule_timeout+0x140/0x140 [ 724.255112][ T1623] schedule+0xd3/0x270 [ 724.259218][ T1623] schedule_preempt_disabled+0xf/0x20 [ 724.265392][ T1623] __mutex_lock+0x7b6/0x10a0 [ 724.270014][ T1623] ? misc_open+0x55/0x4a0 [ 724.274501][ T1623] ? mutex_lock_io_nested+0xf00/0xf00 [ 724.280069][ T1623] ? lock_downgrade+0x6e0/0x6e0 [ 724.285012][ T1623] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 724.291435][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 724.297728][ T1623] ? kobject_get_unless_zero+0x15a/0x1e0 [ 724.303434][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 724.308387][ T1623] misc_open+0x55/0x4a0 [ 724.312736][ T1623] ? misc_devnode+0x120/0x120 [ 724.317431][ T1623] chrdev_open+0x266/0x770 [ 724.321949][ T1623] ? cdev_device_add+0x210/0x210 [ 724.326905][ T1623] ? security_file_open+0x205/0x4f0 [ 724.332382][ T1623] do_dentry_open+0x4c8/0x11d0 [ 724.337244][ T1623] ? cdev_device_add+0x210/0x210 [ 724.342277][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 724.348534][ T1623] ? may_open+0x1f6/0x420 [ 724.352952][ T1623] path_openat+0x1c23/0x27f0 [ 724.357642][ T1623] ? path_lookupat+0x860/0x860 [ 724.362495][ T1623] ? mark_lock+0xef/0x17b0 [ 724.367121][ T1623] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 724.373192][ T1623] do_filp_open+0x1aa/0x400 [ 724.377876][ T1623] ? may_open_dev+0xf0/0xf0 [ 724.382552][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 724.387671][ T1623] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 724.394077][ T1623] ? _find_next_bit+0x1e3/0x260 [ 724.399035][ T1623] ? _raw_spin_unlock+0x24/0x40 [ 724.403979][ T1623] ? alloc_fd+0x2f0/0x670 [ 724.408438][ T1623] do_sys_openat2+0x16d/0x420 [ 724.413196][ T1623] ? build_open_flags+0x6f0/0x6f0 [ 724.418375][ T1623] ? __context_tracking_exit+0xb8/0xe0 [ 724.424028][ T1623] ? lock_downgrade+0x6e0/0x6e0 [ 724.428984][ T1623] __x64_sys_openat+0x13f/0x1f0 [ 724.433935][ T1623] ? __ia32_sys_open+0x1c0/0x1c0 [ 724.439199][ T1623] ? syscall_enter_from_user_mode+0x21/0x70 [ 724.445321][ T1623] do_syscall_64+0x35/0xb0 [ 724.449767][ T1623] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 724.455796][ T1623] RIP: 0033:0x402af7 [ 724.459723][ T1623] RSP: 002b:00007ffe640bd6c0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 724.468256][ T1623] RAX: ffffffffffffffda RBX: 00000000200000c0 RCX: 0000000000402af7 [ 724.476326][ T1623] RDX: 0000000000000002 RSI: 000000000048803b RDI: 00000000ffffff9c [ 724.484476][ T1623] RBP: 000000000048803b R08: 00007ffe640bd7a8 R09: 0000000000000000 [ 724.492532][ T1623] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 724.500604][ T1623] R13: 00007ffe640bf81c R14: 0000000000000036 R15: 00007ffe640bf820 [ 724.508719][ T1623] INFO: task syz-executor568:8566 blocked for more than 146 seconds. [ 724.516895][ T1623] Not tainted 5.14.0-rc5-syzkaller #0 [ 724.522860][ T1623] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 724.531627][ T1623] task:syz-executor568 state:D stack:28176 pid: 8566 ppid: 8465 flags:0x00000004 [ 724.540837][ T1623] Call Trace: [ 724.544282][ T1623] __schedule+0x93a/0x26f0 [ 724.548723][ T1623] ? io_schedule_timeout+0x140/0x140 [ 724.554107][ T1623] schedule+0xd3/0x270 [ 724.558191][ T1623] schedule_preempt_disabled+0xf/0x20 [ 724.563637][ T1623] __mutex_lock+0x7b6/0x10a0 [ 724.568242][ T1623] ? misc_open+0x55/0x4a0 [ 724.572667][ T1623] ? mutex_lock_io_nested+0xf00/0xf00 [ 724.578088][ T1623] ? lock_downgrade+0x6e0/0x6e0 [ 724.583052][ T1623] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 724.589311][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 724.595649][ T1623] ? kobject_get_unless_zero+0x15a/0x1e0 [ 724.601466][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 724.606491][ T1623] misc_open+0x55/0x4a0 [ 724.610824][ T1623] ? misc_devnode+0x120/0x120 [ 724.615590][ T1623] chrdev_open+0x266/0x770 [ 724.620050][ T1623] ? cdev_device_add+0x210/0x210 [ 724.625640][ T1623] ? security_file_open+0x205/0x4f0 [ 724.630856][ T1623] do_dentry_open+0x4c8/0x11d0 [ 724.635724][ T1623] ? cdev_device_add+0x210/0x210 [ 724.640675][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 724.647119][ T1623] ? may_open+0x1f6/0x420 [ 724.651612][ T1623] path_openat+0x1c23/0x27f0 [ 724.656223][ T1623] ? path_lookupat+0x860/0x860 [ 724.661141][ T1623] ? mark_lock+0xef/0x17b0 [ 724.665764][ T1623] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 724.672018][ T1623] do_filp_open+0x1aa/0x400 [ 724.676536][ T1623] ? may_open_dev+0xf0/0xf0 [ 724.681139][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 724.686097][ T1623] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 724.692493][ T1623] ? _find_next_bit+0x1e3/0x260 [ 724.697351][ T1623] ? _raw_spin_unlock+0x24/0x40 [ 724.702296][ T1623] ? alloc_fd+0x2f0/0x670 [ 724.706668][ T1623] do_sys_openat2+0x16d/0x420 [ 724.711558][ T1623] ? build_open_flags+0x6f0/0x6f0 [ 724.716630][ T1623] ? __context_tracking_exit+0xb8/0xe0 [ 724.722210][ T1623] ? lock_downgrade+0x6e0/0x6e0 [ 724.727194][ T1623] __x64_sys_openat+0x13f/0x1f0 [ 724.732135][ T1623] ? __ia32_sys_open+0x1c0/0x1c0 [ 724.737179][ T1623] ? syscall_enter_from_user_mode+0x21/0x70 [ 724.743165][ T1623] do_syscall_64+0x35/0xb0 [ 724.747590][ T1623] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 724.753560][ T1623] RIP: 0033:0x402af7 [ 724.757459][ T1623] RSP: 002b:00007ffe640bd6c0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 724.766059][ T1623] RAX: ffffffffffffffda RBX: 00000000200000c0 RCX: 0000000000402af7 [ 724.774129][ T1623] RDX: 0000000000000002 RSI: 000000000048803b RDI: 00000000ffffff9c [ 724.782244][ T1623] RBP: 000000000048803b R08: 00007ffe640bd7a8 R09: 0000000000000000 [ 724.790317][ T1623] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 724.798368][ T1623] R13: 00007ffe640bf81c R14: 0000000000000036 R15: 00007ffe640bf820 [ 724.806947][ T1623] INFO: task syz-executor568:8576 blocked for more than 146 seconds. [ 724.815305][ T1623] Not tainted 5.14.0-rc5-syzkaller #0 [ 724.821292][ T1623] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 724.830265][ T1623] task:syz-executor568 state:D stack:27712 pid: 8576 ppid: 8461 flags:0x00000004 [ 724.839590][ T1623] Call Trace: [ 724.842983][ T1623] __schedule+0x93a/0x26f0 [ 724.847787][ T1623] ? io_schedule_timeout+0x140/0x140 [ 724.853185][ T1623] schedule+0xd3/0x270 [ 724.857296][ T1623] schedule_preempt_disabled+0xf/0x20 [ 724.862831][ T1623] __mutex_lock+0x7b6/0x10a0 [ 724.867580][ T1623] ? misc_open+0x55/0x4a0 [ 724.872010][ T1623] ? mutex_lock_io_nested+0xf00/0xf00 [ 724.877399][ T1623] ? lock_downgrade+0x6e0/0x6e0 [ 724.882336][ T1623] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 724.888585][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 724.894917][ T1623] ? kobject_get_unless_zero+0x15a/0x1e0 [ 724.900735][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 724.905755][ T1623] misc_open+0x55/0x4a0 [ 724.910041][ T1623] ? misc_devnode+0x120/0x120 [ 724.914806][ T1623] chrdev_open+0x266/0x770 [ 724.919243][ T1623] ? cdev_device_add+0x210/0x210 [ 724.924269][ T1623] ? security_file_open+0x205/0x4f0 [ 724.929649][ T1623] do_dentry_open+0x4c8/0x11d0 [ 724.934490][ T1623] ? cdev_device_add+0x210/0x210 [ 724.939441][ T1623] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 724.945759][ T1623] ? may_open+0x1f6/0x420 [ 724.950091][ T1623] path_openat+0x1c23/0x27f0 [ 724.954775][ T1623] ? path_lookupat+0x860/0x860 [ 724.959639][ T1623] ? find_held_lock+0x2d/0x110 [ 724.964567][ T1623] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 724.970573][ T1623] do_filp_open+0x1aa/0x400 [ 724.975441][ T1623] ? may_open_dev+0xf0/0xf0 [ 724.980096][ T1623] ? rwlock_bug.part.0+0x90/0x90 [ 724.985318][ T1623] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 724.991642][ T1623] ? _find_next_bit+0x1e3/0x260 [ 724.996524][ T1623] ? _raw_spin_unlock+0x24/0x40 [ 725.001443][ T1623] ? alloc_fd+0x2f0/0x670 [ 725.005899][ T1623] do_sys_openat2+0x16d/0x420 [ 725.010569][ T1623] ? build_open_flags+0x6f0/0x6f0 [ 725.015689][ T1623] ? __context_tracking_exit+0xb8/0xe0 [ 725.021244][ T1623] ? lock_downgrade+0x6e0/0x6e0 [ 725.026284][ T1623] __x64_sys_openat+0x13f/0x1f0 [ 725.031212][ T1623] ? __ia32_sys_open+0x1c0/0x1c0 [ 725.036170][ T1623] ? syscall_enter_from_user_mode+0x21/0x70 [ 725.042145][ T1623] do_syscall_64+0x35/0xb0 [ 725.046600][ T1623] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 725.052568][ T1623] RIP: 0033:0x402af7 [ 725.056483][ T1623] RSP: 002b:00007ffe640bd6c0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 725.064979][ T1623] RAX: ffffffffffffffda RBX: 00000000200000c0 RCX: 0000000000402af7 [ 725.073319][ T1623] RDX: 0000000000000002 RSI: 000000000048803b RDI: 00000000ffffff9c [ 725.081647][ T1623] RBP: 000000000048803b R08: 00007ffe640bd7a8 R09: 0000000000000000 [ 725.089638][ T1623] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 725.097707][ T1623] R13: 00007ffe640bf81c R14: 0000000000000036 R15: 00007ffe640bf820 [ 725.105818][ T1623] [ 725.105818][ T1623] Showing all locks held in the system: [ 725.113614][ T1623] 5 locks held by kworker/0:0/5: [ 725.118550][ T1623] #0: ffff888018b46d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x871/0x1630 [ 725.129375][ T1623] #1: ffffc90000ca7db0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8a5/0x1630 [ 725.140762][ T1623] #2: ffff8880214cb220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4330 [ 725.149807][ T1623] #3: ffff88801dea3220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 725.159224][ T1623] #4: ffff888018fa51a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 725.168652][ T1623] 5 locks held by kworker/1:1/29: [ 725.173775][ T1623] #0: ffff888018b46d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x871/0x1630 [ 725.184590][ T1623] #1: ffffc90000dffdb0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8a5/0x1630 [ 725.196229][ T1623] #2: ffff888146c8b220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4330 [ 725.205296][ T1623] #3: ffff888147f28220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 725.214662][ T1623] #4: ffff8881433ea1a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 725.223986][ T1623] 1 lock held by khungtaskd/1623: [ 725.229113][ T1623] #0: ffffffff8b97c1c0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 [ 725.239309][ T1623] 5 locks held by kworker/0:3/4866: [ 725.244606][ T1623] #0: ffff888018b46d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x871/0x1630 [ 725.255632][ T1623] #1: ffffc9000160fdb0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8a5/0x1630 [ 725.266972][ T1623] #2: ffff8880214ab220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4330 [ 725.276125][ T1623] #3: ffff888148047220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 725.285657][ T1623] #4: ffff888145a671a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 725.295392][ T1623] 1 lock held by in:imklog/8172: [ 725.300343][ T1623] #0: ffff8880217c6ff0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 [ 725.310028][ T1623] 5 locks held by kworker/1:2/8473: [ 725.315332][ T1623] #0: ffff888018b46d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x871/0x1630 [ 725.326173][ T1623] #1: ffffc9000169fdb0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8a5/0x1630 [ 725.337551][ T1623] #2: ffff888021523220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4330 [ 725.346547][ T1623] #3: ffff8880188ec220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 725.356100][ T1623] #4: ffff8880205101a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 725.365422][ T1623] 5 locks held by kworker/0:1/8477: [ 725.370621][ T1623] #0: ffff888018b46d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x871/0x1630 [ 725.381440][ T1623] #1: ffffc9000170fdb0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8a5/0x1630 [ 725.392805][ T1623] #2: ffff888146c9b220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4330 [ 725.402008][ T1623] #3: ffff88802760c220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 725.411366][ T1623] #4: ffff888018fa71a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 725.421113][ T1623] 1 lock held by syz-executor568/8518: [ 725.426569][ T1623] #0: ffffffff8c3b6fe8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x55/0x4a0 [ 725.435096][ T1623] 1 lock held by syz-executor568/8520: [ 725.440556][ T1623] #0: ffffffff8c3b6fe8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x55/0x4a0 [ 725.449108][ T1623] 1 lock held by syz-executor568/8522: [ 725.454628][ T1623] #0: ffffffff8c3b6fe8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x55/0x4a0 [ 725.463197][ T1623] 1 lock held by syz-executor568/8566: [ 725.468913][ T1623] #0: ffffffff8c3b6fe8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x55/0x4a0 [ 725.477732][ T1623] 1 lock held by syz-executor568/8576: [ 725.483376][ T1623] #0: ffffffff8c3b6fe8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x55/0x4a0 [ 725.491973][ T1623] 2 locks held by syz-executor568/8584: [ 725.497537][ T1623] #0: ffffffff8c3b6fe8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x55/0x4a0 [ 725.506091][ T1623] #1: ffffffff8b84c428 (system_transition_mutex){+.+.}-{3:3}, at: snapshot_open+0x3b/0x2a0 [ 725.516409][ T1623] [ 725.518755][ T1623] ============================================= [ 725.518755][ T1623] [ 725.527252][ T1623] NMI backtrace for cpu 1 [ 725.531654][ T1623] CPU: 1 PID: 1623 Comm: khungtaskd Not tainted 5.14.0-rc5-syzkaller #0 [ 725.539997][ T1623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 725.550059][ T1623] Call Trace: [ 725.553954][ T1623] dump_stack_lvl+0xcd/0x134 [ 725.558654][ T1623] nmi_cpu_backtrace.cold+0x44/0xd7 [ 725.564034][ T1623] ? lapic_can_unplug_cpu+0x80/0x80 [ 725.569317][ T1623] nmi_trigger_cpumask_backtrace+0x1b3/0x230 [ 725.575316][ T1623] watchdog+0xd0a/0xfc0 [ 725.579475][ T1623] ? reset_hung_task_detector+0x30/0x30 [ 725.585031][ T1623] kthread+0x3e5/0x4d0 [ 725.589112][ T1623] ? set_kthread_struct+0x130/0x130 [ 725.594329][ T1623] ret_from_fork+0x1f/0x30 [ 725.598995][ T1623] Sending NMI from CPU 1 to CPUs 0: [ 725.605233][ C0] NMI backtrace for cpu 0 [ 725.605244][ C0] CPU: 0 PID: 150 Comm: kworker/u4:3 Not tainted 5.14.0-rc5-syzkaller #0 [ 725.605256][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 725.605268][ C0] Workqueue: events_unbound toggle_allocation_gate [ 725.605283][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x37/0x60 [ 725.605297][ C0] Code: 81 e1 00 01 00 00 65 48 8b 14 25 00 f0 01 00 a9 00 01 ff 00 74 0e 85 c9 74 35 8b 82 34 15 00 00 85 c0 74 2b 8b 82 10 15 00 00 <83> f8 02 75 20 48 8b 8a 18 15 00 00 8b 92 14 15 00 00 48 8b 01 48 [ 725.605316][ C0] RSP: 0018:ffffc9000154f9c8 EFLAGS: 00000246 [ 725.605330][ C0] RAX: 0000000000000000 RBX: 00002aaaaaaab000 RCX: 0000000000000000 [ 725.605341][ C0] RDX: ffff888013fe54c0 RSI: ffffffff81aac608 RDI: ffff888140158000 [ 725.605351][ C0] RBP: 0000000000000004 R08: 0000000000000000 R09: ffffea000006edc7 [ 725.605362][ C0] R10: fffff9400000ddb8 R11: 000000000000003f R12: ffff888140158000 [ 725.605373][ C0] R13: ffffc9000154fa68 R14: 00000000000008c4 R15: 8000000000000063 [ 725.605384][ C0] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 725.605395][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 725.605405][ C0] CR2: 00007f0f13838000 CR3: 000000000b68e000 CR4: 00000000001506f0 [ 725.605415][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 725.605426][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 725.605435][ C0] Call Trace: [ 725.605440][ C0] __get_locked_pte+0x18/0x4d0 [ 725.605445][ C0] ? __kmalloc_node+0xc3/0x380 [ 725.605450][ C0] __text_poke+0x1ab/0x8c0 [ 725.605455][ C0] ? text_poke_loc_init+0x340/0x340 [ 725.605461][ C0] ? __kmalloc_node+0xc3/0x380 [ 725.605466][ C0] text_poke_bp_batch+0x3d7/0x560 [ 725.605472][ C0] ? alternatives_enable_smp+0xf0/0xf0 [ 725.605478][ C0] ? mutex_lock_io_nested+0xf00/0xf00 [ 725.605484][ C0] ? __jump_label_patch+0xdf/0x1b0 [ 725.605490][ C0] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 725.605497][ C0] ? __jump_label_update+0x351/0x400 [ 725.605502][ C0] text_poke_finish+0x16/0x30 [ 725.605508][ C0] arch_jump_label_transform_apply+0x13/0x20 [ 725.605514][ C0] jump_label_update+0x1d5/0x430 [ 725.605520][ C0] static_key_disable_cpuslocked+0x152/0x1b0 [ 725.605526][ C0] static_key_disable+0x16/0x20 [ 725.605532][ C0] toggle_allocation_gate+0x185/0x390 [ 725.605538][ C0] ? lock_release+0x720/0x720 [ 725.605543][ C0] ? wake_up_kfence_timer+0x20/0x20 [ 725.605548][ C0] ? finish_wait+0x270/0x270 [ 725.605554][ C0] process_one_work+0x98d/0x1630 [ 725.605559][ C0] ? pwq_dec_nr_in_flight+0x320/0x320 [ 725.605565][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 725.605571][ C0] ? _raw_spin_lock_irq+0x41/0x50 [ 725.605576][ C0] worker_thread+0x658/0x11f0 [ 725.605582][ C0] ? process_one_work+0x1630/0x1630 [ 725.605587][ C0] kthread+0x3e5/0x4d0 [ 725.605592][ C0] ? set_kthread_struct+0x130/0x130 [ 725.605597][ C0] ret_from_fork+0x1f/0x30 [ 725.611011][ T1623] Kernel panic - not syncing: hung_task: blocked tasks [ 725.904131][ T1623] CPU: 1 PID: 1623 Comm: khungtaskd Not tainted 5.14.0-rc5-syzkaller #0 [ 725.912611][ T1623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 725.922669][ T1623] Call Trace: [ 725.926032][ T1623] dump_stack_lvl+0xcd/0x134 [ 725.930950][ T1623] panic+0x306/0x73d [ 725.934858][ T1623] ? __warn_printk+0xf3/0xf3 [ 725.939544][ T1623] ? lapic_can_unplug_cpu+0x80/0x80 [ 725.944773][ T1623] ? preempt_schedule_thunk+0x16/0x18 [ 725.950163][ T1623] ? nmi_trigger_cpumask_backtrace+0x196/0x230 [ 725.956329][ T1623] ? watchdog.cold+0x5/0x158 [ 725.960963][ T1623] watchdog.cold+0x16/0x158 [ 725.965469][ T1623] ? reset_hung_task_detector+0x30/0x30 [ 725.971110][ T1623] kthread+0x3e5/0x4d0 [ 725.975178][ T1623] ? set_kthread_struct+0x130/0x130 [ 725.980734][ T1623] ret_from_fork+0x1f/0x30 [ 725.986792][ T1623] Kernel Offset: disabled [ 725.991128][ T1623] Rebooting in 86400 seconds..