[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.48' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 143.942601][ T2946] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 143.953004][ T56] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 143.973218][ T8249] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 143.982633][ T18] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 143.992842][ T4699] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 144.000511][ T3659] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 144.182582][ T2946] usb 6-1: Using ep0 maxpacket: 32 [ 144.192989][ T56] usb 4-1: Using ep0 maxpacket: 32 [ 144.212673][ T8249] usb 2-1: Using ep0 maxpacket: 32 [ 144.223250][ T18] usb 3-1: Using ep0 maxpacket: 32 [ 144.253177][ T4699] usb 5-1: Using ep0 maxpacket: 32 [ 144.258660][ T3659] usb 1-1: Using ep0 maxpacket: 32 [ 144.303374][ T2946] usb 6-1: config 0 has an invalid interface number: 139 but max is 0 [ 144.311675][ T2946] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 144.322185][ T2946] usb 6-1: config 0 has no interface number 0 [ 144.328622][ T2946] usb 6-1: config 0 interface 139 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 32 [ 144.339079][ T2946] usb 6-1: config 0 interface 139 altsetting 0 endpoint 0xC has invalid wMaxPacketSize 0 [ 144.349352][ T2946] usb 6-1: config 0 interface 139 altsetting 0 bulk endpoint 0xC has invalid maxpacket 0 [ 144.359484][ T2946] usb 6-1: config 0 interface 139 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 16 [ 144.373622][ T18] usb 3-1: config 0 has an invalid interface number: 139 but max is 0 [ 144.381920][ T18] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 144.392452][ T18] usb 3-1: config 0 has no interface number 0 [ 144.393249][ T4699] usb 5-1: config 0 has an invalid interface number: 139 but max is 0 [ 144.398649][ T18] usb 3-1: config 0 interface 139 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 32 [ 144.406861][ T4699] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 144.406970][ T4699] usb 5-1: config 0 has no interface number 0 [ 144.417175][ T18] usb 3-1: config 0 interface 139 altsetting 0 endpoint 0xC has invalid wMaxPacketSize 0 [ 144.427149][ T4699] usb 5-1: config 0 interface 139 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 32 [ 144.433838][ T18] usb 3-1: config 0 interface 139 altsetting 0 bulk endpoint 0xC has invalid maxpacket 0 [ 144.443221][ T4699] usb 5-1: config 0 interface 139 altsetting 0 endpoint 0xC has invalid wMaxPacketSize 0 [ 144.453345][ T18] usb 3-1: config 0 interface 139 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 16 [ 144.463204][ T4699] usb 5-1: config 0 interface 139 altsetting 0 bulk endpoint 0xC has invalid maxpacket 0 [ 144.476011][ T8249] usb 2-1: config 0 has an invalid interface number: 139 but max is 0 [ 144.486572][ T4699] usb 5-1: config 0 interface 139 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 16 [ 144.496625][ T8249] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 144.504904][ T3659] usb 1-1: config 0 has an invalid interface number: 139 but max is 0 [ 144.518001][ T8249] usb 2-1: config 0 has no interface number 0 [ 144.528043][ T3659] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 144.528151][ T3659] usb 1-1: config 0 has no interface number 0 [ 144.536415][ T8249] usb 2-1: config 0 interface 139 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 32 [ 144.542500][ T3659] usb 1-1: config 0 interface 139 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 32 [ 144.552681][ T8249] usb 2-1: config 0 interface 139 altsetting 0 endpoint 0xC has invalid wMaxPacketSize 0 [ 144.558723][ T3659] usb 1-1: config 0 interface 139 altsetting 0 endpoint 0xC has invalid wMaxPacketSize 0 [ 144.568788][ T8249] usb 2-1: config 0 interface 139 altsetting 0 bulk endpoint 0xC has invalid maxpacket 0 [ 144.578823][ T3659] usb 1-1: config 0 interface 139 altsetting 0 bulk endpoint 0xC has invalid maxpacket 0 [ 144.588837][ T8249] usb 2-1: config 0 interface 139 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 16 [ 144.598641][ T3659] usb 1-1: config 0 interface 139 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 16 [ 144.612954][ T56] usb 4-1: config 0 has an invalid interface number: 139 but max is 0 [ 144.653662][ T56] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 144.663986][ T56] usb 4-1: config 0 has no interface number 0 [ 144.670191][ T56] usb 4-1: config 0 interface 139 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 32 [ 144.680433][ T56] usb 4-1: config 0 interface 139 altsetting 0 endpoint 0xC has invalid wMaxPacketSize 0 [ 144.690564][ T56] usb 4-1: config 0 interface 139 altsetting 0 bulk endpoint 0xC has invalid maxpacket 0 [ 144.700723][ T56] usb 4-1: config 0 interface 139 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 16 [ 144.813760][ T4699] usb 5-1: New USB device found, idVendor=04b8, idProduct=0601, bcdDevice= 1.00 [ 144.823017][ T4699] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 144.831069][ T4699] usb 5-1: Product: syz [ 144.833441][ T2946] usb 6-1: New USB device found, idVendor=04b8, idProduct=0601, bcdDevice= 1.00 [ 144.835429][ T4699] usb 5-1: Manufacturer: syz [ 144.844417][ T2946] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 144.844531][ T2946] usb 6-1: Product: syz [ 144.844612][ T2946] usb 6-1: Manufacturer: syz [ 144.844694][ T2946] usb 6-1: SerialNumber: syz [ 144.847337][ T18] usb 3-1: New USB device found, idVendor=04b8, idProduct=0601, bcdDevice= 1.00 [ 144.849546][ T4699] usb 5-1: SerialNumber: syz [ 144.857718][ T18] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 144.873808][ T3659] usb 1-1: New USB device found, idVendor=04b8, idProduct=0601, bcdDevice= 1.00 [ 144.880699][ T18] usb 3-1: Product: syz [ 144.885492][ T3659] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 144.893462][ T18] usb 3-1: Manufacturer: syz [ 144.902385][ T3659] usb 1-1: Product: syz [ 144.906569][ T18] usb 3-1: SerialNumber: syz [ 144.914666][ T3659] usb 1-1: Manufacturer: syz [ 144.920434][ T56] usb 4-1: New USB device found, idVendor=04b8, idProduct=0601, bcdDevice= 1.00 [ 144.923497][ T3659] usb 1-1: SerialNumber: syz [ 144.928895][ T4699] usb 5-1: config 0 descriptor?? [ 144.932869][ T56] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 144.957768][ T3659] usb 1-1: config 0 descriptor?? [ 144.959674][ T56] usb 4-1: Product: syz [ 144.968836][ T56] usb 4-1: Manufacturer: syz [ 144.973683][ T56] usb 4-1: SerialNumber: syz [ 144.974297][ T8241] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 144.980716][ T8249] usb 2-1: New USB device found, idVendor=04b8, idProduct=0601, bcdDevice= 1.00 [ 144.993037][ T8238] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 144.994563][ T8249] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 145.009446][ T8249] usb 2-1: Product: syz [ 145.013864][ T8249] usb 2-1: Manufacturer: syz [ 145.018560][ T8249] usb 2-1: SerialNumber: syz [ 145.024262][ T3659] usb-storage 1-1:0.139: USB Mass Storage device detected [ 145.036682][ T4699] usb-storage 5-1:0.139: USB Mass Storage device detected [ 145.037995][ T2946] usb 6-1: config 0 descriptor?? [ 145.064109][ T8243] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 145.087165][ T2946] usb-storage 6-1:0.139: USB Mass Storage device detected [ 145.092928][ T4699] usb-storage 5-1:0.139: Quirks match for vid 04b8 pid 0601: 8 [ 145.122955][ T4699] scsi host2: usb-storage 5-1:0.139 [ 145.142410][ T2946] usb-storage 6-1:0.139: Quirks match for vid 04b8 pid 0601: 8 [ 145.157857][ T3659] usb-storage 1-1:0.139: Quirks match for vid 04b8 pid 0601: 8 [ 145.178388][ T2946] scsi host3: usb-storage 6-1:0.139 [ 145.194449][ T8249] usb 2-1: config 0 descriptor?? [ 145.208854][ T56] usb 4-1: config 0 descriptor?? [ 145.215351][ T8242] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 145.216716][ T18] usb 3-1: config 0 descriptor?? [ 145.223952][ T3659] scsi host1: usb-storage 1-1:0.139 [ 145.232998][ T8244] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 145.243238][ T8251] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 145.255082][ T56] usb-storage 4-1:0.139: USB Mass Storage device detected [ 145.265224][ T18] usb-storage 3-1:0.139: USB Mass Storage device detected [ 145.276446][ T18] usb-storage 3-1:0.139: Quirks match for vid 04b8 pid 0601: 8 [ 145.287318][ T18] scsi host5: usb-storage 3-1:0.139 [ 145.295988][ T8249] usb-storage 2-1:0.139: USB Mass Storage device detected [ 145.324535][ T56] usb-storage 4-1:0.139: Quirks match for vid 04b8 pid 0601: 8 [ 145.349478][ T56] scsi host4: usb-storage 4-1:0.139 [ 145.358608][ T8249] usb-storage 2-1:0.139: Quirks match for vid 04b8 pid 0601: 8 [ 145.377991][ T8249] scsi host6: usb-storage 2-1:0.139 [ 145.770722][ T8330] udc-core: couldn't find an available UDC or it's busy [ 145.777949][ T8330] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 145.851153][ T8332] udc-core: couldn't find an available UDC or it's busy [ 145.858485][ T8332] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 145.863328][ T8334] udc-core: couldn't find an available UDC or it's busy [ 145.873563][ T8334] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 146.043840][ T8336] udc-core: couldn't find an available UDC or it's busy [ 146.051009][ T8336] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 146.079838][ T8338] udc-core: couldn't find an available UDC or it's busy [ 146.087286][ T8338] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 146.089574][ T8340] udc-core: couldn't find an available UDC or it's busy [ 146.101985][ T8340] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 146.175440][ T588] scsi 2:0:0:0: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.191265][ T588] scsi 2:0:0:1: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.205099][ T588] scsi 2:0:0:2: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.216951][ T588] scsi 2:0:0:3: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.230498][ T588] scsi 2:0:0:4: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.244642][ T588] scsi 2:0:0:5: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.259349][ T588] scsi 2:0:0:6: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.270575][ T1095] scsi 3:0:0:0: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.283486][ T588] scsi 2:0:0:7: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.290069][ T1095] scsi 3:0:0:1: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.307768][ T588] sd 2:0:0:0: Attached scsi generic sg1 type 0 executing program executing program [ 146.336465][ T3659] usb 1-1: USB disconnect, device number 2 [ 146.337158][ T908] scsi 5:0:0:0: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.350180][ T1095] scsi 3:0:0:2: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.372424][ C1] raw-gadget gadget: ignoring, device is not running executing program [ 146.404216][ T588] sd 2:0:0:1: Attached scsi generic sg2 type 0 [ 146.417569][ T50] scsi 4:0:0:0: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.435555][ T56] usb 6-1: USB disconnect, device number 2 [ 146.474704][ T1095] scsi 3:0:0:3: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.480913][ T588] sd 2:0:0:2: Attached scsi generic sg3 type 0 [ 146.495480][ T1011] scsi 6:0:0:0: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.495552][ T908] scsi 5:0:0:1: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.529082][ T50] scsi 4:0:0:1: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.530739][ T1011] scsi 6:0:0:1: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.594875][ T50] scsi 4:0:0:2: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.609070][ T588] sd 2:0:0:3: Attached scsi generic sg4 type 0 [ 146.625184][ T4699] usb 2-1: USB disconnect, device number 2 [ 146.630132][ T908] scsi 5:0:0:2: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 executing program [ 146.657547][ T1011] scsi 6:0:0:2: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 executing program executing program [ 146.697761][ T7] usb 4-1: USB disconnect, device number 2 [ 146.700325][ T908] scsi 5:0:0:3: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.718056][ T8394] usb 3-1: USB disconnect, device number 2 [ 146.725957][ T50] scsi 4:0:0:3: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.743640][ T8276] usb 5-1: reset high-speed USB device number 2 using dummy_hcd [ 146.749816][ T588] sd 2:0:0:4: Attached scsi generic sg5 type 0 [ 146.776612][ T908] scsi 5:0:0:4: Direct-Access Epson 875DC Storage 0100 PQ: 0 ANSI: 2 [ 146.823364][ T3659] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 146.873574][ T588] sd 2:0:0:5: Attached scsi generic sg6 type 0 [ 146.900737][ T588] sd 2:0:0:6: Attached scsi generic sg7 type 0 [ 146.978630][ T588] sd 2:0:0:7: Attached scsi generic sg8 type 0 [ 147.003345][ T8276] usb 5-1: Using ep0 maxpacket: 32 [ 147.050787][ T819] sd 3:0:0:0: [sdj] Read Capacity(10) failed: Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 147.061989][ T819] sd 3:0:0:0: [sdj] Sense not available. [ 147.067988][ T819] sd 3:0:0:0: [sdj] 0 512-byte logical blocks: (0 B/0 B) [ 147.074359][ T1095] sd 3:0:0:0: Attached scsi generic sg9 type 0 [ 147.075395][ T819] sd 3:0:0:0: [sdj] 0-byte physical blocks [ 147.082629][ T3659] usb 1-1: Using ep0 maxpacket: 32 [ 147.139695][ T1095] sd 3:0:0:1: Attached scsi generic sg10 type 0 [ 147.174676][ T8361] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 147.192513][ C1] hrtimer: interrupt took 286820 ns [ 147.212990][ T3659] usb 1-1: config 0 has an invalid interface number: 139 but max is 0 [ 147.221313][ T3659] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 147.231727][ T3659] usb 1-1: config 0 has no interface number 0 [ 147.235673][ T1095] sd 3:0:0:2: Attached scsi generic sg11 type 0 [ 147.238202][ T3659] usb 1-1: config 0 interface 139 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 32 [ 147.254583][ T3659] usb 1-1: config 0 interface 139 altsetting 0 endpoint 0xC has invalid wMaxPacketSize 0 [ 147.264612][ T3659] usb 1-1: config 0 interface 139 altsetting 0 bulk endpoint 0xC has invalid maxpacket 0 [ 147.274753][ T3659] usb 1-1: config 0 interface 139 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 16 [ 147.313476][ T1095] sd 3:0:0:3: Attached scsi generic sg12 type 0 [ 147.383236][ T819] ===================================================== [ 147.390192][ T819] BUG: KMSAN: uninit-value in scsi_mode_sense+0x1064/0x1710 [ 147.397508][ T819] CPU: 0 PID: 819 Comm: kworker/u4:13 Not tainted 5.13.0-syzkaller #0 [ 147.405671][ T819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.415736][ T819] Workqueue: events_unbound async_run_entry_fn [ 147.421906][ T819] Call Trace: [ 147.425191][ T819] dump_stack+0x24c/0x2e0 [ 147.429541][ T819] kmsan_report+0xfb/0x1e0 [ 147.433971][ T819] __msan_warning+0x5c/0xa0 [ 147.438484][ T819] scsi_mode_sense+0x1064/0x1710 [ 147.443443][ T819] sd_revalidate_disk+0x705e/0xdd40 [ 147.448662][ T819] ? __msan_instrument_asm_store+0x104/0x130 [ 147.454669][ T819] sd_probe+0xfa1/0x1780 [ 147.458932][ T819] ? sd_print_result+0x6c0/0x6c0 [ 147.463886][ T819] really_probe+0xc71/0x25a0 [ 147.468500][ T819] driver_probe_device+0x31b/0x420 [ 147.473632][ T819] __device_attach_driver+0x6d8/0x8d0 [ 147.479022][ T819] bus_for_each_drv+0x2c8/0x3f0 [ 147.483886][ T819] ? deferred_probe_work_func+0x4d0/0x4d0 [ 147.489627][ T819] __device_attach_async_helper+0x311/0x3e0 [ 147.495540][ T819] async_run_entry_fn+0xd2/0x630 [ 147.500489][ T819] ? __device_attach_driver+0x8d0/0x8d0 [ 147.501023][ T1171] sd 5:0:0:0: [sdn] Read Capacity(10) failed: Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 147.506050][ T819] ? kmsan_get_metadata+0x116/0x180 [ 147.506086][ T819] ? async_schedule_node_domain+0xca0/0xca0 [ 147.506118][ T819] process_one_work+0x1219/0x1fe0 [ 147.506164][ T819] worker_thread+0x10ec/0x2340 [ 147.506204][ T819] ? kmsan_get_metadata+0x116/0x180 [ 147.506239][ T819] kthread+0x521/0x560 [ 147.506270][ T819] ? process_one_work+0x1fe0/0x1fe0 [ 147.506307][ T819] ? kthread_blkcg+0x110/0x110 [ 147.506338][ T819] ret_from_fork+0x1f/0x30 [ 147.506374][ T819] [ 147.506379][ T819] Uninit was stored to memory at: [ 147.517167][ T1171] sd 5:0:0:0: [sdn] Sense not available. [ 147.522195][ T819] kmsan_internal_chain_origin+0xad/0x130 [ 147.522238][ T819] kmsan_memcpy_memmove_metadata+0x25e/0x2d0 [ 147.528309][ T1171] sd 5:0:0:0: [sdn] 0 512-byte logical blocks: (0 B/0 B) [ 147.533105][ T819] kmsan_memcpy_metadata+0xb/0x10 [ 147.533145][ T819] __msan_memcpy+0x46/0x60 [ 147.533170][ T819] bio_copy_kern_endio_read+0x484/0x5e0 [ 147.533207][ T819] bio_endio+0x8e2/0xa70 [ 147.533238][ T819] blk_update_request+0xf2e/0x2690 [ 147.533268][ T819] scsi_end_request+0x117/0xe20 [ 147.533296][ T819] scsi_io_completion+0x34e/0x3040 [ 147.538095][ T1171] sd 5:0:0:0: [sdn] 0-byte physical blocks [ 147.543212][ T819] scsi_finish_command+0x82d/0x850 [ 147.543250][ T819] scsi_complete+0x24d/0xb00 [ 147.543279][ T819] blk_done_softirq+0x130/0x1d0 [ 147.543308][ T819] __do_softirq+0x1b9/0x715 [ 147.543341][ T819] [ 147.543346][ T819] Uninit was created at: [ 147.554484][ T908] sd 5:0:0:0: Attached scsi generic sg13 type 0 [ 147.557294][ T819] kmsan_save_stack_with_flags+0x3c/0x90 [ 147.557336][ T819] kmsan_alloc_page+0xd0/0x1e0 [ 147.557364][ T819] __alloc_pages+0xb14/0xf70 [ 147.557395][ T819] alloc_pages+0x7b6/0xb60 [ 147.557420][ T819] blk_rq_map_kern+0xcfd/0x1430 [ 147.557457][ T819] __scsi_execute+0x337/0xbf0 [ 147.557484][ T819] scsi_mode_sense+0x652/0x1710 [ 147.557511][ T819] sd_revalidate_disk+0x705e/0xdd40 [ 147.557541][ T819] sd_probe+0xfa1/0x1780 [ 147.680585][ T908] sd 5:0:0:1: Attached scsi generic sg9 type 0 [ 147.684457][ T819] really_probe+0xc71/0x25a0 [ 147.684498][ T819] driver_probe_device+0x31b/0x420 [ 147.684531][ T819] __device_attach_driver+0x6d8/0x8d0 [ 147.684566][ T819] bus_for_each_drv+0x2c8/0x3f0 [ 147.684595][ T819] __device_attach_async_helper+0x311/0x3e0 [ 147.684631][ T819] async_run_entry_fn+0xd2/0x630 [ 147.684660][ T819] process_one_work+0x1219/0x1fe0 [ 147.684696][ T819] worker_thread+0x10ec/0x2340 [ 147.684728][ T819] kthread+0x521/0x560 [ 147.684754][ T819] ret_from_fork+0x1f/0x30 [ 147.684781][ T819] ===================================================== [ 147.684791][ T819] Disabling lock debugging due to kernel taint [ 147.684801][ T819] Kernel panic - not syncing: panic_on_kmsan set ... [ 147.684814][ T819] CPU: 0 PID: 819 Comm: kworker/u4:13 Tainted: G B 5.13.0-syzkaller #0 [ 147.684848][ T819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.715269][ T630] sd 3:0:0:1: [sdk] Read Capacity(10) failed: Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 147.719249][ T819] Workqueue: events_unbound async_run_entry_fn [ 147.719287][ T819] Call Trace: [ 147.719298][ T819] dump_stack+0x24c/0x2e0 [ 147.719333][ T819] panic+0x4c6/0xea7 [ 147.719366][ T819] ? add_taint+0x17c/0x210 [ 147.719392][ T819] ? vprintk_store+0x13f8/0x1d90 [ 147.719423][ T819] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 147.719457][ T819] kmsan_report+0x1de/0x1e0 [ 147.719488][ T819] __msan_warning+0x5c/0xa0 [ 147.719515][ T819] scsi_mode_sense+0x1064/0x1710 [ 147.719555][ T819] sd_revalidate_disk+0x705e/0xdd40 [ 147.724795][ T630] sd 3:0:0:1: [sdk] Sense not available. [ 147.729980][ T819] ? __msan_instrument_asm_store+0x104/0x130 [ 147.730025][ T819] sd_probe+0xfa1/0x1780 [ 147.735060][ T630] sd 3:0:0:1: [sdk] 0 512-byte logical blocks: (0 B/0 B) [ 147.740709][ T819] ? sd_print_result+0x6c0/0x6c0 [ 147.740742][ T819] really_probe+0xc71/0x25a0 [ 147.745824][ T630] sd 3:0:0:1: [sdk] 0-byte physical blocks [ 147.750657][ T819] driver_probe_device+0x31b/0x420 [ 147.750697][ T819] __device_attach_driver+0x6d8/0x8d0 [ 147.850855][ T908] sd 5:0:0:2: Attached scsi generic sg14 type 0 [ 147.851607][ T819] bus_for_each_drv+0x2c8/0x3f0 [ 147.851647][ T819] ? deferred_probe_work_func+0x4d0/0x4d0 [ 147.851687][ T819] __device_attach_async_helper+0x311/0x3e0 [ 147.851728][ T819] async_run_entry_fn+0xd2/0x630 [ 147.851759][ T819] ? __device_attach_driver+0x8d0/0x8d0 [ 147.851799][ T819] ? kmsan_get_metadata+0x116/0x180 [ 147.851836][ T819] ? async_schedule_node_domain+0xca0/0xca0 [ 147.851867][ T819] process_one_work+0x1219/0x1fe0 [ 147.851910][ T819] worker_thread+0x10ec/0x2340 [ 147.932411][ T908] sd 5:0:0:3: Attached scsi generic sg15 type 0 [ 147.937599][ T819] ? kmsan_get_metadata+0x116/0x180 [ 147.937642][ T819] kthread+0x521/0x560 [ 147.937674][ T819] ? process_one_work+0x1fe0/0x1fe0 [ 147.937715][ T819] ? kthread_blkcg+0x110/0x110 [ 147.937748][ T819] ret_from_fork+0x1f/0x30 [ 147.938925][ T819] Kernel Offset: disabled [ 148.004114][ T819] Rebooting in 86400 seconds..