forked to background, child pid 3048 no interfaces have a carrier [ 69.597838][ T3049] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.633156][ T3049] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 95.133455][ T7] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.113' (ECDSA) to the list of known hosts. executing program [ 96.832344][ T19] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 97.072327][ T19] usb 1-1: Using ep0 maxpacket: 8 [ 97.202533][ T19] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xE has invalid maxpacket 6912, setting to 1024 [ 97.213942][ T19] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xE has invalid maxpacket 1024 [ 97.224195][ T19] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x82 has invalid wMaxPacketSize 0 [ 97.234249][ T19] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 0 [ 97.244392][ T19] usb 1-1: New USB device found, idVendor=07b4, idProduct=010a, bcdDevice= 1.02 [ 97.253836][ T19] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 97.265588][ T19] usb 1-1: config 0 descriptor?? [ 97.285685][ T3470] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 97.304886][ T19] ums-alauda 1-1:0.0: USB Mass Storage device detected [ 97.316264][ T19] scsi host1: usb-storage 1-1:0.0 [ 98.334710][ T923] scsi 1:0:0:0: Direct-Access Olympus MAUSB-10 (Alauda 0102 PQ: 0 ANSI: 0 CCS [ 98.345802][ T923] scsi 1:0:0:1: Direct-Access Olympus MAUSB-10 (Alauda 0102 PQ: 0 ANSI: 0 CCS [ 98.367906][ T923] sd 1:0:0:0: Attached scsi generic sg1 type 0 executing program [ 98.392594][ T19] usb 1-1: USB disconnect, device number 2 [ 98.402620][ T923] sd 1:0:0:1: Attached scsi generic sg2 type 0 [ 98.411526][ T1059] sd 1:0:0:0: [sdb] Media removed, stopped polling [ 98.419782][ T51] sd 1:0:0:1: [sdc] Test Unit Ready failed: Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 98.446059][ T51] sd 1:0:0:1: [sdc] Read Capacity(10) failed: Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 98.457115][ T51] sd 1:0:0:1: [sdc] Sense not available. [ 98.463190][ T51] sd 1:0:0:1: [sdc] 0 512-byte logical blocks: (0 B/0 B) [ 98.470458][ T51] sd 1:0:0:1: [sdc] 0-byte physical blocks [ 98.493415][ T51] sd 1:0:0:1: [sdc] Test WP failed, assume Write Enabled [ 98.501553][ T51] sd 1:0:0:1: [sdc] Asking for cache data failed [ 98.508357][ T51] sd 1:0:0:1: [sdc] Assuming drive cache: write through [ 98.518213][ T1059] sd 1:0:0:0: [sdb] Attached SCSI removable disk [ 98.575721][ T51] sd 1:0:0:1: [sdc] Test Unit Ready failed: Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 98.615278][ T51] sd 1:0:0:1: [sdc] Read Capacity(10) failed: Result: hostbyte=DID_ERROR driverbyte=DRIVER_OK [ 98.626345][ T51] sd 1:0:0:1: [sdc] Sense not available. [ 98.632897][ T51] sd 1:0:0:1: [sdc] Attached SCSI removable disk [ 98.764719][ T3478] udevd[3478]: inotify_add_watch(7, /dev/sdb, 10) failed: No such file or directory [ 98.843857][ T3466] udevd[3466]: inotify_add_watch(7, /dev/sdc, 10) failed: No such file or directory [ 98.934031][ T3479] udevd[3479]: inotify_add_watch(7, /dev/sdc, 10) failed: No such file or directory [ 99.152375][ T19] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 99.392384][ T19] usb 1-1: Using ep0 maxpacket: 8 [ 99.512846][ T19] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xE has invalid maxpacket 6912, setting to 1024 [ 99.523996][ T19] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0xE has invalid maxpacket 1024 [ 99.534160][ T19] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x82 has invalid wMaxPacketSize 0 [ 99.544085][ T19] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 0 [ 99.554108][ T19] usb 1-1: New USB device found, idVendor=07b4, idProduct=010a, bcdDevice= 1.02 [ 99.563356][ T19] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 99.574796][ T19] usb 1-1: config 0 descriptor?? [ 99.592823][ T3475] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 99.614878][ T19] ums-alauda 1-1:0.0: USB Mass Storage device detected [ 99.625890][ T19] scsi host1: usb-storage 1-1:0.0 [ 100.654057][ T51] scsi 1:0:0:0: Direct-Access Olympus MAUSB-10 (Alauda 0102 PQ: 0 ANSI: 0 CCS [ 100.665862][ T51] scsi 1:0:0:1: Direct-Access Olympus MAUSB-10 (Alauda 0102 PQ: 0 ANSI: 0 CCS [ 100.686542][ T51] sd 1:0:0:0: Attached scsi generic sg1 type 0 executing program [ 100.708164][ T121] usb 1-1: USB disconnect, device number 3 [ 100.716351][ T51] sd 1:0:0:1: Attached scsi generic sg2 type 0 [ 100.732977][ T1059] sd 1:0:0:0: [sdb] Media removed, stopped polling [ 100.744239][ T3487] ===================================================== [ 100.751286][ T3487] BUG: KMSAN: uninit-value in alauda_check_media+0x32f/0x2f90 [ 100.758801][ T3487] alauda_check_media+0x32f/0x2f90 [ 100.764143][ T3487] alauda_transport+0x193/0x5ae0 [ 100.769141][ T3487] usb_stor_invoke_transport+0xe3/0x2c50 [ 100.775002][ T3487] usb_stor_transparent_scsi_command+0x5d/0x70 [ 100.781330][ T3487] usb_stor_control_thread+0x7f5/0xeb0 [ 100.786847][ T3487] kthread+0x3c7/0x500 [ 100.790943][ T3487] ret_from_fork+0x1f/0x30 [ 100.795405][ T3487] [ 100.797726][ T3487] Local variable status created at: [ 100.802921][ T3487] alauda_check_media+0x89/0x2f90 [ 100.808067][ T3487] alauda_transport+0x193/0x5ae0 [ 100.813038][ T3487] [ 100.815361][ T3487] CPU: 0 PID: 3487 Comm: usb-storage Not tainted 5.17.0-syzkaller #0 [ 100.823701][ T3487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.833863][ T3487] ===================================================== [ 100.840820][ T3487] Disabling lock debugging due to kernel taint [ 100.847710][ T3487] Kernel panic - not syncing: kmsan.panic set ... [ 100.854153][ T3487] CPU: 0 PID: 3487 Comm: usb-storage Tainted: G B 5.17.0-syzkaller #0 [ 100.863643][ T3487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.873716][ T3487] Call Trace: [ 100.876995][ T3487] [ 100.879921][ T3487] dump_stack_lvl+0x1ff/0x28e [ 100.884633][ T3487] dump_stack+0x25/0x28 [ 100.888823][ T3487] panic+0x487/0xe1f [ 100.892746][ T3487] ? add_taint+0x181/0x210 [ 100.897178][ T3487] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 100.903008][ T3487] kmsan_report+0x2e6/0x2f0 [ 100.907545][ T3487] ? __stack_depot_save+0x21/0x4d0 [ 100.912679][ T3487] ? __msan_warning+0xb8/0x130 [ 100.917473][ T3487] ? alauda_check_media+0x32f/0x2f90 [ 100.922801][ T3487] ? alauda_transport+0x193/0x5ae0 [ 100.927933][ T3487] ? usb_stor_invoke_transport+0xe3/0x2c50 [ 100.933757][ T3487] ? usb_stor_transparent_scsi_command+0x5d/0x70 [ 100.940106][ T3487] ? usb_stor_control_thread+0x7f5/0xeb0 [ 100.945764][ T3487] ? kthread+0x3c7/0x500 [ 100.950052][ T3487] ? ret_from_fork+0x1f/0x30 [ 100.954662][ T3487] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 100.960506][ T3487] ? usb_stor_msg_common+0x455/0x890 [ 100.965826][ T3487] ? usb_stor_ctrl_transfer+0x7ea/0xe90 [ 100.971405][ T3487] ? kmsan_get_metadata+0x33/0x220 [ 100.976554][ T3487] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 100.982393][ T3487] __msan_warning+0xb8/0x130 [ 100.987011][ T3487] alauda_check_media+0x32f/0x2f90 [ 100.992152][ T3487] ? kmsan_get_metadata+0x33/0x220 [ 100.997334][ T3487] alauda_transport+0x193/0x5ae0 [ 101.002323][ T3487] ? xfd_validate_state+0xd1/0x2d0 [ 101.007455][ T3487] ? kmsan_get_metadata+0x33/0x220 [ 101.012595][ T3487] ? kmsan_get_metadata+0x33/0x220 [ 101.017756][ T3487] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 101.023594][ T3487] ? kmsan_get_metadata+0x33/0x220 [ 101.028733][ T3487] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 101.034577][ T3487] ? finish_task_switch+0x42f/0xad0 [ 101.039818][ T3487] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 101.045670][ T3487] ? alauda_probe+0x270/0x270 [ 101.050372][ T3487] ? alauda_probe+0x270/0x270 [ 101.055120][ T3487] usb_stor_invoke_transport+0xe3/0x2c50 [ 101.060792][ T3487] ? preempt_count_sub+0xf8/0x330 [ 101.065855][ T3487] ? _raw_spin_unlock_irq+0x40/0x60 [ 101.071089][ T3487] ? kmsan_get_metadata+0x33/0x220 [ 101.076262][ T3487] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 101.082122][ T3487] usb_stor_transparent_scsi_command+0x5d/0x70 [ 101.088358][ T3487] ? usb_stor_ufi_command+0x3f0/0x3f0 [ 101.093781][ T3487] usb_stor_control_thread+0x7f5/0xeb0 [ 101.099277][ T3487] ? __kthread_parkme+0x28f/0x2b0 [ 101.104509][ T3487] kthread+0x3c7/0x500 [ 101.108607][ T3487] ? usb_stor_disconnect+0x3a0/0x3a0 [ 101.113951][ T3487] ? kthread_blkcg+0x120/0x120 [ 101.118770][ T3487] ret_from_fork+0x1f/0x30 [ 101.123233][ T3487] [ 101.126437][ T3487] Kernel Offset: disabled [ 101.130763][ T3487] Rebooting in 86400 seconds..