forked to background, child pid 3049 no interfaces have a carrier [ 64.124022][ T3050] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.157015][ T3050] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.78' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 85.592129][ T34] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 85.842019][ T34] usb 1-1: Using ep0 maxpacket: 8 [ 85.962379][ T34] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xE has invalid maxpacket 6912, setting to 1024 [ 85.973682][ T34] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xE has invalid maxpacket 1024 [ 85.983917][ T34] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x82 has invalid wMaxPacketSize 0 [ 85.993942][ T34] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 0 [ 86.004096][ T34] usb 1-1: New USB device found, idVendor=07b4, idProduct=010a, bcdDevice= 1.02 [ 86.013462][ T34] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 86.024941][ T34] usb 1-1: config 0 descriptor?? [ 86.045120][ T3471] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 86.074391][ T34] ums-alauda 1-1:0.0: USB Mass Storage device detected [ 86.085199][ T34] scsi host1: usb-storage 1-1:0.0 [ 87.133980][ T51] scsi 1:0:0:0: Direct-Access Olympus MAUSB-10 (Alauda 0102 PQ: 0 ANSI: 0 CCS [ 87.145461][ T51] scsi 1:0:0:1: Direct-Access Olympus MAUSB-10 (Alauda 0102 PQ: 0 ANSI: 0 CCS [ 87.163890][ T51] sd 1:0:0:0: Attached scsi generic sg1 type 0 [ 87.178166][ T51] sd 1:0:0:1: Attached scsi generic sg2 type 0 executing program [ 87.199459][ T120] usb 1-1: USB disconnect, device number 2 [ 87.214169][ T8] sd 1:0:0:0: [sdb] Media removed, stopped polling [ 87.223553][ T52] sd 1:0:0:1: [sdc] Test Unit Ready failed: Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 87.243334][ T52] sd 1:0:0:1: [sdc] Read Capacity(10) failed: Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 87.244004][ T8] sd 1:0:0:0: [sdb] Attached SCSI removable disk [ 87.254700][ T52] sd 1:0:0:1: [sdc] Sense not available. [ 87.254871][ T52] sd 1:0:0:1: [sdc] 0 512-byte logical blocks: (0 B/0 B) [ 87.254999][ T52] sd 1:0:0:1: [sdc] 0-byte physical blocks [ 87.281250][ T52] sd 1:0:0:1: [sdc] Test WP failed, assume Write Enabled [ 87.290263][ T52] sd 1:0:0:1: [sdc] Asking for cache data failed [ 87.296898][ T52] sd 1:0:0:1: [sdc] Assuming drive cache: write through [ 87.332191][ T52] sd 1:0:0:1: [sdc] Test Unit Ready failed: Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 87.346014][ T52] sd 1:0:0:1: [sdc] Read Capacity(10) failed: Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 87.357174][ T52] sd 1:0:0:1: [sdc] Sense not available. [ 87.365225][ T52] sd 1:0:0:1: [sdc] Attached SCSI removable disk [ 87.466130][ T3479] sd 1:0:0:1: [sdc] Test Unit Ready failed: Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 87.518870][ T3472] udevd[3472]: inotify_add_watch(7, /dev/sdb, 10) failed: No such file or directory [ 87.608424][ T3479] udevd[3479]: inotify_add_watch(7, /dev/sdc, 10) failed: No such file or directory [ 87.733382][ T3479] udevd[3479]: inotify_add_watch(7, /dev/sdc, 10) failed: No such file or directory [ 87.902051][ T120] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 88.142029][ T120] usb 1-1: Using ep0 maxpacket: 8 [ 88.262371][ T120] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xE has invalid maxpacket 6912, setting to 1024 [ 88.273523][ T120] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xE has invalid maxpacket 1024 [ 88.283643][ T120] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x82 has invalid wMaxPacketSize 0 [ 88.293561][ T120] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 0 [ 88.303568][ T120] usb 1-1: New USB device found, idVendor=07b4, idProduct=010a, bcdDevice= 1.02 [ 88.312783][ T120] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 88.323759][ T120] usb 1-1: config 0 descriptor?? [ 88.352674][ T3478] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 88.374449][ T120] ums-alauda 1-1:0.0: USB Mass Storage device detected [ 88.385272][ T120] scsi host1: usb-storage 1-1:0.0 [ 89.453635][ T52] scsi 1:0:0:0: Direct-Access Olympus MAUSB-10 (Alauda 0102 PQ: 0 ANSI: 0 CCS [ 89.464468][ T52] scsi 1:0:0:1: Direct-Access Olympus MAUSB-10 (Alauda 0102 PQ: 0 ANSI: 0 CCS [ 89.483579][ T52] sd 1:0:0:0: Attached scsi generic sg1 type 0 [ 89.500491][ T52] sd 1:0:0:1: Attached scsi generic sg2 type 0 executing program [ 89.533404][ T8] sd 1:0:0:0: [sdb] Media removed, stopped polling [ 89.541684][ T34] usb 1-1: USB disconnect, device number 3 [ 89.552638][ T51] sd 1:0:0:1: [sdc] Media removed, stopped polling [ 89.577600][ T3487] ===================================================== [ 89.584652][ T3487] BUG: KMSAN: uninit-value in alauda_check_media+0x32f/0x2f90 [ 89.592172][ T3487] alauda_check_media+0x32f/0x2f90 [ 89.597344][ T3487] alauda_transport+0x193/0x5ae0 [ 89.602414][ T3487] usb_stor_invoke_transport+0xe3/0x2c50 [ 89.608191][ T3487] usb_stor_transparent_scsi_command+0x5d/0x70 [ 89.614513][ T3487] usb_stor_control_thread+0x7f5/0xeb0 [ 89.620016][ T3487] kthread+0x3c7/0x500 [ 89.624125][ T3487] ret_from_fork+0x1f/0x30 [ 89.628560][ T3487] [ 89.630882][ T3487] Local variable status created at: [ 89.636067][ T3487] alauda_check_media+0x89/0x2f90 [ 89.641117][ T3487] alauda_transport+0x193/0x5ae0 [ 89.646094][ T3487] [ 89.648411][ T3487] CPU: 1 PID: 3487 Comm: usb-storage Not tainted 5.17.0-rc4-syzkaller #0 [ 89.656837][ T3487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.666900][ T3487] ===================================================== [ 89.673928][ T3487] Disabling lock debugging due to kernel taint [ 89.680378][ T3487] Kernel panic - not syncing: kmsan.panic set ... [ 89.686804][ T3487] CPU: 1 PID: 3487 Comm: usb-storage Tainted: G B 5.17.0-rc4-syzkaller #0 [ 89.696799][ T3487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.706860][ T3487] Call Trace: [ 89.710164][ T3487] [ 89.713092][ T3487] dump_stack_lvl+0x1ff/0x28e [ 89.717816][ T3487] dump_stack+0x25/0x28 [ 89.721992][ T3487] panic+0x487/0xe1f [ 89.725916][ T3487] ? add_taint+0x181/0x210 [ 89.730352][ T3487] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 89.736275][ T3487] kmsan_report+0x2e6/0x2f0 [ 89.740831][ T3487] ? __stack_depot_save+0x21/0x4d0 [ 89.746058][ T3487] ? __msan_warning+0xb8/0x130 [ 89.750846][ T3487] ? alauda_check_media+0x32f/0x2f90 [ 89.756150][ T3487] ? alauda_transport+0x193/0x5ae0 [ 89.761279][ T3487] ? usb_stor_invoke_transport+0xe3/0x2c50 [ 89.767102][ T3487] ? usb_stor_transparent_scsi_command+0x5d/0x70 [ 89.773453][ T3487] ? usb_stor_control_thread+0x7f5/0xeb0 [ 89.779114][ T3487] ? kthread+0x3c7/0x500 [ 89.783385][ T3487] ? ret_from_fork+0x1f/0x30 [ 89.787998][ T3487] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.793844][ T3487] ? usb_stor_msg_common+0x455/0x890 [ 89.799159][ T3487] ? usb_stor_ctrl_transfer+0x7ea/0xe90 [ 89.804738][ T3487] ? kmsan_get_metadata+0x33/0x220 [ 89.809878][ T3487] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.815713][ T3487] __msan_warning+0xb8/0x130 [ 89.820331][ T3487] alauda_check_media+0x32f/0x2f90 [ 89.825481][ T3487] ? kmsan_get_metadata+0x33/0x220 [ 89.830643][ T3487] alauda_transport+0x193/0x5ae0 [ 89.835607][ T3487] ? kmsan_get_metadata+0x33/0x220 [ 89.840762][ T3487] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.846601][ T3487] ? kmsan_get_metadata+0x33/0x220 [ 89.851740][ T3487] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.857593][ T3487] ? finish_task_switch+0x42f/0xad0 [ 89.862828][ T3487] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.868662][ T3487] ? alauda_probe+0x270/0x270 [ 89.873358][ T3487] ? alauda_probe+0x270/0x270 [ 89.878055][ T3487] usb_stor_invoke_transport+0xe3/0x2c50 [ 89.883716][ T3487] ? preempt_count_sub+0xf8/0x330 [ 89.888756][ T3487] ? _raw_spin_unlock_irq+0x40/0x60 [ 89.893982][ T3487] ? kmsan_get_metadata+0x33/0x220 [ 89.899132][ T3487] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.904997][ T3487] usb_stor_transparent_scsi_command+0x5d/0x70 [ 89.911182][ T3487] ? usb_stor_ufi_command+0x3f0/0x3f0 [ 89.916595][ T3487] usb_stor_control_thread+0x7f5/0xeb0 [ 89.922099][ T3487] ? __kthread_parkme+0x28f/0x2b0 [ 89.927155][ T3487] kthread+0x3c7/0x500 [ 89.931245][ T3487] ? usb_stor_disconnect+0x3a0/0x3a0 [ 89.936556][ T3487] ? kthread_blkcg+0x120/0x120 [ 89.941356][ T3487] ret_from_fork+0x1f/0x30 [ 89.945821][ T3487] [ 89.949020][ T3487] Kernel Offset: disabled [ 89.953346][ T3487] Rebooting in 86400 seconds..