Warning: Permanently added '10.128.0.131' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 485.465804][ T7] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 485.465822][ T4829] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 485.481227][ T8455] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 485.488728][ T8465] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 485.496296][ T8463] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 485.504099][ T2955] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 485.705720][ T7] usb 1-1: Using ep0 maxpacket: 16 [ 485.785748][ T2955] usb 3-1: Using ep0 maxpacket: 16 [ 485.791160][ T8465] usb 6-1: Using ep0 maxpacket: 16 [ 485.798076][ T8455] usb 5-1: Using ep0 maxpacket: 16 [ 485.803280][ T8463] usb 2-1: Using ep0 maxpacket: 16 [ 485.808762][ T4829] usb 4-1: Using ep0 maxpacket: 16 [ 485.826296][ T7] usb 1-1: config 1 interface 0 altsetting 0 endpoint 0xB has invalid wMaxPacketSize 0 [ 485.836219][ T7] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0xB has invalid maxpacket 0 [ 485.846550][ T7] usb 1-1: config 1 interface 0 altsetting 0 endpoint 0x8A has invalid wMaxPacketSize 0 [ 485.857409][ T7] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0x8A has invalid maxpacket 0 [ 485.868223][ T7] usb 1-1: New USB device found, idVendor=04e6, idProduct=0005, bcdDevice= 1.77 [ 485.878545][ T7] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 485.916400][ T2955] usb 3-1: config 1 interface 0 altsetting 0 endpoint 0xB has invalid wMaxPacketSize 0 [ 485.926362][ T2955] usb 3-1: config 1 interface 0 altsetting 0 bulk endpoint 0xB has invalid maxpacket 0 [ 485.936625][ T8455] usb 5-1: config 1 interface 0 altsetting 0 endpoint 0xB has invalid wMaxPacketSize 0 [ 485.946761][ T8465] usb 6-1: config 1 interface 0 altsetting 0 endpoint 0xB has invalid wMaxPacketSize 0 [ 485.946851][ T7] ums-sddr09 1-1:1.0: USB Mass Storage device detected [ 485.956652][ T8463] usb 2-1: config 1 interface 0 altsetting 0 endpoint 0xB has invalid wMaxPacketSize 0 [ 485.973441][ T4829] usb 4-1: config 1 interface 0 altsetting 0 endpoint 0xB has invalid wMaxPacketSize 0 [ 485.983539][ T2955] usb 3-1: config 1 interface 0 altsetting 0 endpoint 0x8A has invalid wMaxPacketSize 0 [ 485.998157][ T8465] usb 6-1: config 1 interface 0 altsetting 0 bulk endpoint 0xB has invalid maxpacket 0 [ 486.009840][ T4829] usb 4-1: config 1 interface 0 altsetting 0 bulk endpoint 0xB has invalid maxpacket 0 [ 486.021308][ T8455] usb 5-1: config 1 interface 0 altsetting 0 bulk endpoint 0xB has invalid maxpacket 0 [ 486.032107][ T2955] usb 3-1: config 1 interface 0 altsetting 0 bulk endpoint 0x8A has invalid maxpacket 0 [ 486.043402][ T8463] usb 2-1: config 1 interface 0 altsetting 0 bulk endpoint 0xB has invalid maxpacket 0 [ 486.053650][ T4829] usb 4-1: config 1 interface 0 altsetting 0 endpoint 0x8A has invalid wMaxPacketSize 0 [ 486.064158][ T8455] usb 5-1: config 1 interface 0 altsetting 0 endpoint 0x8A has invalid wMaxPacketSize 0 [ 486.075138][ T8465] usb 6-1: config 1 interface 0 altsetting 0 endpoint 0x8A has invalid wMaxPacketSize 0 [ 486.086572][ T8463] usb 2-1: config 1 interface 0 altsetting 0 endpoint 0x8A has invalid wMaxPacketSize 0 [ 486.097755][ T2955] usb 3-1: New USB device found, idVendor=04e6, idProduct=0005, bcdDevice= 1.77 [ 486.107846][ T8455] usb 5-1: config 1 interface 0 altsetting 0 bulk endpoint 0x8A has invalid maxpacket 0 [ 486.119107][ T4829] usb 4-1: config 1 interface 0 altsetting 0 bulk endpoint 0x8A has invalid maxpacket 0 [ 486.130429][ T8465] usb 6-1: config 1 interface 0 altsetting 0 bulk endpoint 0x8A has invalid maxpacket 0 [ 486.141632][ T2955] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 486.151082][ T8463] usb 2-1: config 1 interface 0 altsetting 0 bulk endpoint 0x8A has invalid maxpacket 0 [ 486.162231][ T8455] usb 5-1: New USB device found, idVendor=04e6, idProduct=0005, bcdDevice= 1.77 [ 486.172619][ T8465] usb 6-1: New USB device found, idVendor=04e6, idProduct=0005, bcdDevice= 1.77 [ 486.182777][ T4829] usb 4-1: New USB device found, idVendor=04e6, idProduct=0005, bcdDevice= 1.77 [ 486.193337][ T8463] usb 2-1: New USB device found, idVendor=04e6, idProduct=0005, bcdDevice= 1.77 [ 486.204331][ T8455] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 486.213603][ T8465] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 486.222976][ T4829] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 486.233070][ T8463] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 486.242822][ T2955] ums-sddr09 3-1:1.0: USB Mass Storage device detected [ 486.286708][ T8455] ums-sddr09 5-1:1.0: USB Mass Storage device detected [ 486.295090][ T8465] ums-sddr09 6-1:1.0: USB Mass Storage device detected [ 486.307699][ T4829] ums-sddr09 4-1:1.0: USB Mass Storage device detected [ 486.315925][ T8463] ums-sddr09 2-1:1.0: USB Mass Storage device detected executing program [ 486.347791][ T8444] udc-core: couldn't find an available UDC or it's busy [ 486.355401][ T8444] misc raw-gadget: fail, usb_gadget_probe_driver returned -16 [ 486.410386][ T7] ums-sddr09: probe of 1-1:1.0 failed with error -5 [ 486.434910][ T7] usb 1-1: USB disconnect, device number 2 [ 721.401112][ T1646] INFO: task syz-executor577:8449 blocked for more than 143 seconds. [ 721.409329][ T1646] Not tainted 5.14.0-rc7-syzkaller #0 [ 721.415656][ T1646] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 721.424552][ T1646] task:syz-executor577 state:D stack:25264 pid: 8449 ppid: 8445 flags:0x00004004 [ 721.434498][ T1646] Call Trace: [ 721.437809][ T1646] __schedule+0xc07/0x11f0 [ 721.442599][ T1646] ? __sched_text_start+0x8/0x8 [ 721.447576][ T1646] ? do_raw_spin_lock+0x151/0x8e0 [ 721.452909][ T1646] ? do_raw_spin_unlock+0x134/0x8a0 [ 721.458120][ T1646] schedule+0x14b/0x210 [ 721.462391][ T1646] schedule_preempt_disabled+0xf/0x20 [ 721.467855][ T1646] __mutex_lock_common+0x116f/0x3770 [ 721.473216][ T1646] ? misc_open+0x57/0x3c0 [ 721.477866][ T1646] ? mutex_lock_io_nested+0x60/0x60 [ 721.483388][ T1646] ? __lock_acquire+0x6100/0x6100 [ 721.488509][ T1646] ? kobject_get_unless_zero+0x220/0x310 [ 721.494443][ T1646] mutex_lock_nested+0x1a/0x20 [ 721.499218][ T1646] misc_open+0x57/0x3c0 [ 721.503516][ T1646] chrdev_open+0x53b/0x5f0 [ 721.508056][ T1646] ? cd_forget+0x160/0x160 [ 721.512534][ T1646] ? hook_file_open+0xed/0x220 [ 721.517466][ T1646] ? tomoyo_file_open+0xe6/0x170 [ 721.522560][ T1646] ? fsnotify_perm+0x2fd/0x4d0 [ 721.527512][ T1646] ? cd_forget+0x160/0x160 [ 721.531997][ T1646] do_dentry_open+0x7cb/0x1020 [ 721.536872][ T1646] path_openat+0x27e7/0x36b0 [ 721.542108][ T1646] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 721.548591][ T1646] ? do_filp_open+0x4d0/0x4d0 [ 721.553404][ T1646] ? alloc_fd+0x5e1/0x680 [ 721.557811][ T1646] ? rcu_read_lock_sched_held+0x87/0x110 [ 721.563567][ T1646] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 721.569860][ T1646] do_filp_open+0x253/0x4d0 [ 721.574714][ T1646] ? vfs_tmpfile+0x230/0x230 [ 721.579309][ T1646] ? alloc_fd+0x5e1/0x680 [ 721.583986][ T1646] ? do_raw_spin_unlock+0x134/0x8a0 [ 721.589319][ T1646] ? _raw_spin_unlock+0x24/0x40 [ 721.594292][ T1646] ? alloc_fd+0x5e1/0x680 [ 721.598703][ T1646] do_sys_openat2+0x124/0x460 [ 721.603510][ T1646] ? __context_tracking_exit+0x7a/0xd0 [ 721.609042][ T1646] ? do_sys_open+0x220/0x220 [ 721.613738][ T1646] __x64_sys_openat+0x243/0x290 [ 721.618823][ T1646] ? __ia32_sys_open+0x270/0x270 [ 721.623889][ T1646] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 721.630309][ T1646] ? lockdep_hardirqs_on+0x8d/0x130 [ 721.635639][ T1646] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 721.642001][ T1646] do_syscall_64+0x3d/0xb0 [ 721.646654][ T1646] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 721.652615][ T1646] RIP: 0033:0x4031a7 [ 721.656700][ T1646] RSP: 002b:00007ffe35d41750 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 721.665232][ T1646] RAX: ffffffffffffffda RBX: 0000000020000440 RCX: 00000000004031a7 [ 721.673303][ T1646] RDX: 0000000000000002 RSI: 000000000048803b RDI: 00000000ffffff9c [ 721.681409][ T1646] RBP: 000000000048803b R08: 0000000000000000 R09: 0000000000000000 [ 721.689985][ T1646] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 721.698140][ T1646] R13: 0000000000000000 R14: 0000000000000076 R15: 00007ffe35d43880 [ 721.706279][ T1646] INFO: task syz-executor577:8450 blocked for more than 143 seconds. [ 721.714903][ T1646] Not tainted 5.14.0-rc7-syzkaller #0 [ 721.720901][ T1646] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 721.729841][ T1646] task:syz-executor577 state:D stack:24528 pid: 8450 ppid: 8447 flags:0x00004004 [ 721.739292][ T1646] Call Trace: [ 721.742661][ T1646] __schedule+0xc07/0x11f0 [ 721.747129][ T1646] ? __sched_text_start+0x8/0x8 [ 721.752090][ T1646] ? do_raw_spin_lock+0x151/0x8e0 [ 721.757134][ T1646] ? do_raw_spin_unlock+0x134/0x8a0 [ 721.762479][ T1646] schedule+0x14b/0x210 [ 721.766647][ T1646] schedule_preempt_disabled+0xf/0x20 [ 721.772127][ T1646] __mutex_lock_common+0x116f/0x3770 [ 721.777609][ T1646] ? misc_open+0x57/0x3c0 [ 721.782029][ T1646] ? mutex_lock_io_nested+0x60/0x60 [ 721.787260][ T1646] ? __lock_acquire+0x6100/0x6100 [ 721.792398][ T1646] ? kobject_get_unless_zero+0x220/0x310 [ 721.798056][ T1646] mutex_lock_nested+0x1a/0x20 [ 721.803184][ T1646] misc_open+0x57/0x3c0 [ 721.807353][ T1646] chrdev_open+0x53b/0x5f0 [ 721.812170][ T1646] ? cd_forget+0x160/0x160 [ 721.816595][ T1646] ? hook_file_open+0xed/0x220 [ 721.821507][ T1646] ? tomoyo_file_open+0xe6/0x170 [ 721.826515][ T1646] ? fsnotify_perm+0x2fd/0x4d0 [ 721.831519][ T1646] ? cd_forget+0x160/0x160 [ 721.835958][ T1646] do_dentry_open+0x7cb/0x1020 [ 721.840943][ T1646] path_openat+0x27e7/0x36b0 [ 721.845740][ T1646] ? stack_trace_snprint+0xe0/0xe0 [ 721.851247][ T1646] ? do_filp_open+0x4d0/0x4d0 [ 721.855949][ T1646] ? alloc_fd+0x5e1/0x680 [ 721.860370][ T1646] ? rcu_read_lock_sched_held+0x87/0x110 [ 721.866092][ T1646] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 721.872295][ T1646] do_filp_open+0x253/0x4d0 [ 721.876796][ T1646] ? vfs_tmpfile+0x230/0x230 [ 721.881442][ T1646] ? alloc_fd+0x5e1/0x680 [ 721.885791][ T1646] ? do_raw_spin_unlock+0x134/0x8a0 [ 721.891096][ T1646] ? _raw_spin_unlock+0x24/0x40 [ 721.895968][ T1646] ? alloc_fd+0x5e1/0x680 [ 721.900402][ T1646] do_sys_openat2+0x124/0x460 [ 721.905235][ T1646] ? __context_tracking_exit+0x7a/0xd0 [ 721.910705][ T1646] ? do_sys_open+0x220/0x220 [ 721.915532][ T1646] __x64_sys_openat+0x243/0x290 [ 721.920397][ T1646] ? __ia32_sys_open+0x270/0x270 [ 721.925454][ T1646] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 721.931629][ T1646] ? lockdep_hardirqs_on+0x8d/0x130 [ 721.936831][ T1646] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 721.942849][ T1646] do_syscall_64+0x3d/0xb0 [ 721.947281][ T1646] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 721.953457][ T1646] RIP: 0033:0x4031a7 [ 721.957354][ T1646] RSP: 002b:00007ffe35d41750 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 721.965869][ T1646] RAX: ffffffffffffffda RBX: 0000000020000440 RCX: 00000000004031a7 [ 721.974039][ T1646] RDX: 0000000000000002 RSI: 000000000048803b RDI: 00000000ffffff9c [ 721.982062][ T1646] RBP: 000000000048803b R08: 0000000000000000 R09: 0000000000000000 [ 721.990045][ T1646] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 721.998290][ T1646] R13: 0000000000000000 R14: 0000000000000076 R15: 00007ffe35d43880 [ 722.006630][ T1646] INFO: task syz-executor577:8451 blocked for more than 143 seconds. [ 722.015053][ T1646] Not tainted 5.14.0-rc7-syzkaller #0 [ 722.021340][ T1646] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 722.030035][ T1646] task:syz-executor577 state:D stack:24528 pid: 8451 ppid: 8443 flags:0x00004004 [ 722.039472][ T1646] Call Trace: [ 722.042859][ T1646] __schedule+0xc07/0x11f0 [ 722.047296][ T1646] ? __sched_text_start+0x8/0x8 [ 722.052445][ T1646] ? do_raw_spin_lock+0x151/0x8e0 [ 722.057566][ T1646] ? do_raw_spin_unlock+0x134/0x8a0 [ 722.062838][ T1646] schedule+0x14b/0x210 [ 722.067158][ T1646] schedule_preempt_disabled+0xf/0x20 [ 722.072643][ T1646] __mutex_lock_common+0x116f/0x3770 [ 722.077946][ T1646] ? misc_open+0x57/0x3c0 [ 722.082336][ T1646] ? mutex_lock_io_nested+0x60/0x60 [ 722.087713][ T1646] ? __lock_acquire+0x6100/0x6100 [ 722.092850][ T1646] ? kobject_get_unless_zero+0x220/0x310 [ 722.098498][ T1646] mutex_lock_nested+0x1a/0x20 [ 722.103580][ T1646] misc_open+0x57/0x3c0 [ 722.107882][ T1646] chrdev_open+0x53b/0x5f0 [ 722.112437][ T1646] ? cd_forget+0x160/0x160 [ 722.117102][ T1646] ? hook_file_open+0xed/0x220 [ 722.122057][ T1646] ? tomoyo_file_open+0xe6/0x170 [ 722.127008][ T1646] ? fsnotify_perm+0x2fd/0x4d0 [ 722.132000][ T1646] ? cd_forget+0x160/0x160 [ 722.136599][ T1646] do_dentry_open+0x7cb/0x1020 [ 722.142094][ T1646] path_openat+0x27e7/0x36b0 [ 722.146886][ T1646] ? stack_trace_snprint+0xe0/0xe0 [ 722.152226][ T1646] ? do_filp_open+0x4d0/0x4d0 [ 722.157430][ T1646] ? alloc_fd+0x5e1/0x680 [ 722.162067][ T1646] ? rcu_read_lock_sched_held+0x87/0x110 [ 722.167814][ T1646] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 722.173983][ T1646] do_filp_open+0x253/0x4d0 [ 722.178633][ T1646] ? vfs_tmpfile+0x230/0x230 [ 722.183298][ T1646] ? alloc_fd+0x5e1/0x680 [ 722.187773][ T1646] ? do_raw_spin_unlock+0x134/0x8a0 [ 722.193188][ T1646] ? _raw_spin_unlock+0x24/0x40 [ 722.198131][ T1646] ? alloc_fd+0x5e1/0x680 [ 722.202569][ T1646] do_sys_openat2+0x124/0x460 [ 722.207277][ T1646] ? __context_tracking_exit+0x7a/0xd0 [ 722.212846][ T1646] ? do_sys_open+0x220/0x220 [ 722.217445][ T1646] __x64_sys_openat+0x243/0x290 [ 722.222368][ T1646] ? __ia32_sys_open+0x270/0x270 [ 722.227313][ T1646] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 722.233414][ T1646] ? lockdep_hardirqs_on+0x8d/0x130 [ 722.238705][ T1646] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 722.244932][ T1646] do_syscall_64+0x3d/0xb0 [ 722.249363][ T1646] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 722.255364][ T1646] RIP: 0033:0x4031a7 [ 722.259357][ T1646] RSP: 002b:00007ffe35d41750 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 722.267942][ T1646] RAX: ffffffffffffffda RBX: 0000000020000440 RCX: 00000000004031a7 [ 722.276054][ T1646] RDX: 0000000000000002 RSI: 000000000048803b RDI: 00000000ffffff9c [ 722.284299][ T1646] RBP: 000000000048803b R08: 0000000000000000 R09: 0000000000000000 [ 722.292496][ T1646] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 722.300599][ T1646] R13: 0000000000000000 R14: 0000000000000076 R15: 00007ffe35d43880 [ 722.308763][ T1646] INFO: task syz-executor577:8452 blocked for more than 144 seconds. [ 722.317038][ T1646] Not tainted 5.14.0-rc7-syzkaller #0 [ 722.322987][ T1646] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 722.331777][ T1646] task:syz-executor577 state:D stack:25840 pid: 8452 ppid: 8446 flags:0x00004004 [ 722.341039][ T1646] Call Trace: [ 722.344327][ T1646] __schedule+0xc07/0x11f0 [ 722.348763][ T1646] ? __sched_text_start+0x8/0x8 [ 722.353715][ T1646] ? do_raw_spin_lock+0x151/0x8e0 [ 722.358742][ T1646] ? do_raw_spin_unlock+0x134/0x8a0 [ 722.363990][ T1646] schedule+0x14b/0x210 [ 722.368152][ T1646] schedule_preempt_disabled+0xf/0x20 [ 722.373633][ T1646] __mutex_lock_common+0x116f/0x3770 [ 722.378930][ T1646] ? misc_open+0x57/0x3c0 [ 722.383330][ T1646] ? mutex_lock_io_nested+0x60/0x60 [ 722.388535][ T1646] ? __lock_acquire+0x6100/0x6100 [ 722.393670][ T1646] ? kobject_get_unless_zero+0x220/0x310 [ 722.399315][ T1646] mutex_lock_nested+0x1a/0x20 [ 722.404272][ T1646] misc_open+0x57/0x3c0 [ 722.408450][ T1646] chrdev_open+0x53b/0x5f0 [ 722.413067][ T1646] ? cd_forget+0x160/0x160 [ 722.417492][ T1646] ? hook_file_open+0xed/0x220 [ 722.422557][ T1646] ? tomoyo_file_open+0xe6/0x170 [ 722.427512][ T1646] ? fsnotify_perm+0x2fd/0x4d0 [ 722.432407][ T1646] ? cd_forget+0x160/0x160 [ 722.436828][ T1646] do_dentry_open+0x7cb/0x1020 [ 722.441685][ T1646] path_openat+0x27e7/0x36b0 [ 722.446292][ T1646] ? stack_trace_snprint+0xe0/0xe0 [ 722.451515][ T1646] ? do_filp_open+0x4d0/0x4d0 [ 722.456331][ T1646] ? alloc_fd+0x5e1/0x680 [ 722.460651][ T1646] ? rcu_read_lock_sched_held+0x87/0x110 [ 722.466604][ T1646] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 722.472761][ T1646] do_filp_open+0x253/0x4d0 [ 722.477280][ T1646] ? vfs_tmpfile+0x230/0x230 [ 722.481927][ T1646] ? alloc_fd+0x5e1/0x680 [ 722.486467][ T1646] ? do_raw_spin_unlock+0x134/0x8a0 [ 722.491777][ T1646] ? _raw_spin_unlock+0x24/0x40 [ 722.496634][ T1646] ? alloc_fd+0x5e1/0x680 [ 722.501032][ T1646] do_sys_openat2+0x124/0x460 [ 722.506032][ T1646] ? __context_tracking_exit+0x7a/0xd0 [ 722.511860][ T1646] ? do_sys_open+0x220/0x220 [ 722.516725][ T1646] __x64_sys_openat+0x243/0x290 [ 722.521773][ T1646] ? __ia32_sys_open+0x270/0x270 [ 722.526722][ T1646] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 722.532863][ T1646] ? lockdep_hardirqs_on+0x8d/0x130 [ 722.538085][ T1646] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 722.544151][ T1646] do_syscall_64+0x3d/0xb0 [ 722.548701][ T1646] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 722.554826][ T1646] RIP: 0033:0x4031a7 [ 722.558725][ T1646] RSP: 002b:00007ffe35d41750 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 722.567331][ T1646] RAX: ffffffffffffffda RBX: 0000000020000440 RCX: 00000000004031a7 [ 722.575456][ T1646] RDX: 0000000000000002 RSI: 000000000048803b RDI: 00000000ffffff9c [ 722.583526][ T1646] RBP: 000000000048803b R08: 0000000000000000 R09: 0000000000000000 [ 722.592020][ T1646] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 722.599985][ T1646] R13: 0000000000000000 R14: 0000000000000076 R15: 00007ffe35d43880 [ 722.608281][ T1646] INFO: task syz-executor577:8453 blocked for more than 144 seconds. [ 722.616490][ T1646] Not tainted 5.14.0-rc7-syzkaller #0 [ 722.622615][ T1646] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 722.631676][ T1646] task:syz-executor577 state:D stack:25968 pid: 8453 ppid: 8448 flags:0x00004004 [ 722.641399][ T1646] Call Trace: [ 722.644723][ T1646] __schedule+0xc07/0x11f0 [ 722.649137][ T1646] ? __sched_text_start+0x8/0x8 [ 722.654440][ T1646] ? do_raw_spin_lock+0x151/0x8e0 [ 722.659644][ T1646] ? do_raw_spin_unlock+0x134/0x8a0 [ 722.664914][ T1646] schedule+0x14b/0x210 [ 722.669084][ T1646] schedule_preempt_disabled+0xf/0x20 [ 722.674600][ T1646] __mutex_lock_common+0x116f/0x3770 [ 722.679915][ T1646] ? misc_open+0x57/0x3c0 [ 722.684702][ T1646] ? mutex_lock_io_nested+0x60/0x60 [ 722.689916][ T1646] ? __lock_acquire+0x6100/0x6100 [ 722.695056][ T1646] ? kobject_get_unless_zero+0x220/0x310 [ 722.700866][ T1646] mutex_lock_nested+0x1a/0x20 [ 722.705639][ T1646] misc_open+0x57/0x3c0 [ 722.709785][ T1646] chrdev_open+0x53b/0x5f0 [ 722.714323][ T1646] ? cd_forget+0x160/0x160 [ 722.718747][ T1646] ? hook_file_open+0xed/0x220 [ 722.723568][ T1646] ? tomoyo_file_open+0xe6/0x170 [ 722.728565][ T1646] ? fsnotify_perm+0x2fd/0x4d0 [ 722.733560][ T1646] ? cd_forget+0x160/0x160 [ 722.737985][ T1646] do_dentry_open+0x7cb/0x1020 [ 722.742906][ T1646] path_openat+0x27e7/0x36b0 [ 722.747511][ T1646] ? stack_trace_snprint+0xe0/0xe0 [ 722.752734][ T1646] ? do_filp_open+0x4d0/0x4d0 [ 722.757508][ T1646] ? alloc_fd+0x5e1/0x680 [ 722.761914][ T1646] ? rcu_read_lock_sched_held+0x87/0x110 [ 722.767556][ T1646] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 722.773647][ T1646] do_filp_open+0x253/0x4d0 [ 722.778171][ T1646] ? vfs_tmpfile+0x230/0x230 [ 722.782856][ T1646] ? alloc_fd+0x5e1/0x680 [ 722.787213][ T1646] ? do_raw_spin_unlock+0x134/0x8a0 [ 722.792544][ T1646] ? _raw_spin_unlock+0x24/0x40 [ 722.797506][ T1646] ? alloc_fd+0x5e1/0x680 [ 722.802145][ T1646] do_sys_openat2+0x124/0x460 [ 722.806831][ T1646] ? __context_tracking_exit+0x7a/0xd0 [ 722.812479][ T1646] ? do_sys_open+0x220/0x220 [ 722.817078][ T1646] __x64_sys_openat+0x243/0x290 [ 722.822012][ T1646] ? __ia32_sys_open+0x270/0x270 [ 722.826949][ T1646] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 722.833030][ T1646] ? lockdep_hardirqs_on+0x8d/0x130 [ 722.838318][ T1646] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 722.844354][ T1646] do_syscall_64+0x3d/0xb0 [ 722.848799][ T1646] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 722.854809][ T1646] RIP: 0033:0x4031a7 [ 722.858703][ T1646] RSP: 002b:00007ffe35d41750 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 722.867889][ T1646] RAX: ffffffffffffffda RBX: 0000000020000440 RCX: 00000000004031a7 [ 722.875980][ T1646] RDX: 0000000000000002 RSI: 000000000048803b RDI: 00000000ffffff9c [ 722.884113][ T1646] RBP: 000000000048803b R08: 0000000000000000 R09: 0000000000000000 [ 722.892360][ T1646] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 722.900358][ T1646] R13: 0000000000000000 R14: 0000000000000076 R15: 00007ffe35d43880 [ 722.908491][ T1646] [ 722.908491][ T1646] Showing all locks held in the system: [ 722.916577][ T1646] 5 locks held by kworker/u4:1/10: [ 722.921784][ T1646] 1 lock held by khungtaskd/1646: [ 722.926807][ T1646] #0: ffffffff8c717ec0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 [ 722.936371][ T1646] 5 locks held by kworker/1:2/2955: [ 722.941949][ T1646] #0: ffff8880197ae138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x7aa/0x10c0 [ 722.952851][ T1646] #1: ffffc9000985fd20 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x7e8/0x10c0 [ 722.964270][ T1646] #2: ffff88802292d220 (&dev->mutex){....}-{3:3}, at: hub_event+0x157/0xd80 [ 722.973417][ T1646] #3: ffff88802086f220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8a/0x560 [ 722.982779][ T1646] #4: ffff8880213f71a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8a/0x560 [ 722.992170][ T1646] 5 locks held by kworker/1:3/4829: [ 722.997471][ T1646] #0: ffff8880197ae138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x7aa/0x10c0 [ 723.008313][ T1646] #1: ffffc90009bcfd20 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x7e8/0x10c0 [ 723.020233][ T1646] #2: ffff88802294c220 (&dev->mutex){....}-{3:3}, at: hub_event+0x157/0xd80 [ 723.029085][ T1646] #3: ffff88801f3af220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8a/0x560 [ 723.038549][ T1646] #4: ffff88802064f1a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8a/0x560 [ 723.048005][ T1646] 1 lock held by in:imklog/8134: [ 723.053075][ T1646] #0: ffff88801909a5f0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x24e/0x2f0 [ 723.062543][ T1646] 1 lock held by syz-executor577/8449: [ 723.068004][ T1646] #0: ffffffff8cdf8c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 [ 723.076708][ T1646] 1 lock held by syz-executor577/8450: [ 723.082233][ T1646] #0: ffffffff8cdf8c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 [ 723.091013][ T1646] 1 lock held by syz-executor577/8451: [ 723.096562][ T1646] #0: ffffffff8cdf8c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 [ 723.105082][ T1646] 1 lock held by syz-executor577/8452: [ 723.110539][ T1646] #0: ffffffff8cdf8c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 [ 723.119132][ T1646] 1 lock held by syz-executor577/8453: [ 723.125170][ T1646] #0: ffffffff8cdf8c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 [ 723.133754][ T1646] 5 locks held by kworker/1:0/8455: [ 723.138944][ T1646] #0: ffff8880197ae138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x7aa/0x10c0 [ 723.149787][ T1646] #1: ffffc90000ff7d20 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x7e8/0x10c0 [ 723.161163][ T1646] #2: ffff8880229ec220 (&dev->mutex){....}-{3:3}, at: hub_event+0x157/0xd80 [ 723.170089][ T1646] #3: ffff88801f3ae220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8a/0x560 [ 723.179383][ T1646] #4: ffff88802064e1a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8a/0x560 [ 723.188752][ T1646] 5 locks held by kworker/1:1/8463: [ 723.194011][ T1646] #0: ffff8880197ae138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x7aa/0x10c0 [ 723.206145][ T1646] #1: ffffc9000107fd20 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x7e8/0x10c0 [ 723.217712][ T1646] #2: ffff888022895220 (&dev->mutex){....}-{3:3}, at: hub_event+0x157/0xd80 [ 723.226957][ T1646] #3: ffff8880213f6220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8a/0x560 [ 723.236260][ T1646] #4: ffff88802064b1a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8a/0x560 [ 723.245767][ T1646] 5 locks held by kworker/1:4/8465: [ 723.251007][ T1646] #0: ffff8880197ae138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x7aa/0x10c0 [ 723.261850][ T1646] #1: ffffc900014dfd20 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x7e8/0x10c0 [ 723.273133][ T1646] #2: ffff88814652c220 (&dev->mutex){....}-{3:3}, at: hub_event+0x157/0xd80 [ 723.282241][ T1646] #3: ffff8880213f0220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8a/0x560 [ 723.291531][ T1646] #4: ffff88802064a1a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8a/0x560 [ 723.300910][ T1646] 2 locks held by syz-executor577/8510: [ 723.306487][ T1646] #0: ffffffff8cdf8c08 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x57/0x3c0 [ 723.315223][ T1646] #1: ffffffff8c5d0d68 (system_transition_mutex){+.+.}-{3:3}, at: snapshot_open+0x23/0x260 [ 723.325718][ T1646] [ 723.328050][ T1646] ============================================= [ 723.328050][ T1646] [ 723.336527][ T1646] NMI backtrace for cpu 1 [ 723.340966][ T1646] CPU: 1 PID: 1646 Comm: khungtaskd Not tainted 5.14.0-rc7-syzkaller #0 [ 723.349718][ T1646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 723.359870][ T1646] Call Trace: [ 723.363167][ T1646] dump_stack_lvl+0x1d3/0x29f [ 723.367832][ T1646] ? show_regs_print_info+0x12/0x12 [ 723.373185][ T1646] ? log_buf_vmcoreinfo_setup+0x498/0x498 [ 723.378954][ T1646] ? printk+0xc0/0x108 [ 723.383056][ T1646] ? log_buf_vmcoreinfo_setup+0x498/0x498 [ 723.388777][ T1646] ? wake_up_klogd+0xb2/0xf0 [ 723.393446][ T1646] ? hw_nmi_get_sample_period+0x60/0x60 [ 723.399495][ T1646] nmi_cpu_backtrace+0x16c/0x190 [ 723.404437][ T1646] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 723.410500][ T1646] nmi_trigger_cpumask_backtrace+0x191/0x2f0 [ 723.416587][ T1646] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 723.422656][ T1646] watchdog+0xd06/0xd50 [ 723.426960][ T1646] kthread+0x453/0x480 [ 723.431016][ T1646] ? hungtask_pm_notify+0x50/0x50 [ 723.436111][ T1646] ? kthread_blkcg+0xd0/0xd0 [ 723.440695][ T1646] ret_from_fork+0x1f/0x30 [ 723.445375][ T1646] Sending NMI from CPU 1 to CPUs 0: [ 723.451204][ C0] NMI backtrace for cpu 0 [ 723.451211][ C0] CPU: 0 PID: 4857 Comm: systemd-journal Not tainted 5.14.0-rc7-syzkaller #0 [ 723.451217][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 723.451221][ C0] RIP: 0010:filter_irq_stacks+0x35/0x70 [ 723.451227][ C0] Code: e0 89 49 c7 c1 d0 0d e0 89 49 c7 c2 00 00 00 8a 49 c7 c3 83 07 00 8a 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 39 c6 74 2b <48> 8b 0c c7 4c 39 c1 40 0f 93 c5 4c 39 c9 0f 92 c3 4c 39 d1 0f 93 [ 723.451235][ C0] RSP: 0018:ffffc90000eb7598 EFLAGS: 00000206 [ 723.451243][ C0] RAX: 0000000000000007 RBX: ffff88802ba0ea01 RCX: ffffffff81d39f01 [ 723.451248][ C0] RDX: 1ffff920001d6e00 RSI: 000000000000000a RDI: ffffc90000eb75b0 [ 723.451252][ C0] RBP: ffffc90000eb7700 R08: ffffffff89e00100 R09: ffffffff89e00dd0 [ 723.451257][ C0] R10: ffffffff8a000000 R11: ffffffff8a000783 R12: ffff88802ba0ebd0 [ 723.451261][ C0] R13: ffff88802ba0ea00 R14: 0000000000000dc0 R15: ffffc90000eb75b0 [ 723.451266][ C0] FS: 00007fb9162008c0(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 723.451270][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 723.451275][ C0] CR2: 00007fb9135f0000 CR3: 0000000018c6d000 CR4: 00000000001506f0 [ 723.451279][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 723.451284][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 723.451287][ C0] Call Trace: [ 723.451290][ C0] __kasan_slab_alloc+0xad/0xd0 [ 723.451294][ C0] ? __kasan_slab_alloc+0xa3/0xd0 [ 723.451297][ C0] ? kmem_cache_alloc+0x1d1/0x340 [ 723.451300][ C0] ? __alloc_file+0x26/0x2f0 [ 723.451303][ C0] ? alloc_empty_file+0xa9/0x1b0 [ 723.451306][ C0] ? path_openat+0x114/0x36b0 [ 723.451310][ C0] ? do_filp_open+0x253/0x4d0 [ 723.451313][ C0] ? do_sys_openat2+0x124/0x460 [ 723.451316][ C0] ? __x64_sys_open+0x221/0x270 [ 723.451319][ C0] ? do_syscall_64+0x3d/0xb0 [ 723.451323][ C0] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 723.451326][ C0] ? exc_int3+0xa/0x70 [ 723.451329][ C0] ? asm_exc_int3+0x31/0x40 [ 723.451332][ C0] ? __alloc_file+0x26/0x2f0 [ 723.451335][ C0] ? __kfence_alloc+0xb9/0x180 [ 723.451338][ C0] kmem_cache_alloc+0x1d1/0x340 [ 723.451342][ C0] ? __alloc_file+0x26/0x2f0 [ 723.451345][ C0] __alloc_file+0x26/0x2f0 [ 723.451348][ C0] ? alloc_empty_file+0x49/0x1b0 [ 723.451351][ C0] alloc_empty_file+0xa9/0x1b0 [ 723.451354][ C0] path_openat+0x114/0x36b0 [ 723.451357][ C0] ? arch_stack_walk+0x98/0xe0 [ 723.451360][ C0] ? stack_trace_save+0x104/0x1e0 [ 723.451364][ C0] ? stack_trace_snprint+0xe0/0xe0 [ 723.451367][ C0] ? do_filp_open+0x4d0/0x4d0 [ 723.451370][ C0] ? alloc_fd+0x5e1/0x680 [ 723.451373][ C0] ? rcu_read_lock_sched_held+0x87/0x110 [ 723.451377][ C0] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 723.451380][ C0] do_filp_open+0x253/0x4d0 [ 723.451383][ C0] ? vfs_tmpfile+0x230/0x230 [ 723.451386][ C0] ? alloc_fd+0x5e1/0x680 [ 723.451389][ C0] ? __lock_acquire+0x6100/0x6100 [ 723.451393][ C0] ? do_raw_spin_lock+0x151/0x8e0 [ 723.451396][ C0] ? do_raw_spin_unlock+0x134/0x8a0 [ 723.451399][ C0] ? _raw_spin_unlock+0x24/0x40 [ 723.451402][ C0] ? alloc_fd+0x5e1/0x680 [ 723.451405][ C0] do_sys_openat2+0x124/0x460 [ 723.451409][ C0] ? __context_tracking_exit+0x7a/0xd0 [ 723.451412][ C0] ? do_sys_open+0x220/0x220 [ 723.451415][ C0] __x64_sys_open+0x221/0x270 [ 723.451418][ C0] ? do_sys_openat2+0x460/0x460 [ 723.451422][ C0] ? __secure_computing+0x19b/0x320 [ 723.451425][ C0] ? syscall_enter_from_user_mode+0xf0/0x1b0 [ 723.451429][ C0] do_syscall_64+0x3d/0xb0 [ 723.451432][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 723.451435][ C0] RIP: 0033:0x7fb91578f840 [ 723.451440][ C0] Code: 73 01 c3 48 8b 0d 68 77 20 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 89 bb 20 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 1e f6 ff ff 48 89 04 24 [ 723.451447][ C0] RSP: 002b:00007fff3506f4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 723.451455][ C0] RAX: ffffffffffffffda RBX: 00007fff3506f7b0 RCX: 00007fb91578f840 [ 723.451460][ C0] RDX: 00000000000001a0 RSI: 0000000000080042 RDI: 000055f44a871fc0 [ 723.451464][ C0] RBP: 000000000000000d R08: 0000000000000000 R09: 00000000ffffffff [ 723.451469][ C0] R10: 0000000000000069 R11: 0000000000000246 R12: 00000000ffffffff [ 723.451473][ C0] R13: 000055f44a866040 R14: 00007fff3506f770 R15: 000055f44a8737a0 [ 723.451594][ T1646] Kernel panic - not syncing: hung_task: blocked tasks [ 723.889783][ T1646] CPU: 1 PID: 1646 Comm: khungtaskd Not tainted 5.14.0-rc7-syzkaller #0 [ 723.898198][ T1646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 723.908424][ T1646] Call Trace: [ 723.911698][ T1646] dump_stack_lvl+0x1ae/0x29f [ 723.916367][ T1646] ? show_regs_print_info+0x12/0x12 [ 723.921550][ T1646] ? log_buf_vmcoreinfo_setup+0x498/0x498 [ 723.927252][ T1646] ? lockdep_hardirqs_off+0x69/0xf0 [ 723.932440][ T1646] panic+0x2e1/0x850 [ 723.936490][ T1646] ? _raw_spin_unlock+0x40/0x40 [ 723.941349][ T1646] ? nmi_trigger_cpumask_backtrace+0x236/0x2f0 [ 723.947490][ T1646] ? nmi_panic+0x90/0x90 [ 723.951716][ T1646] ? preempt_schedule_thunk+0x16/0x18 [ 723.957355][ T1646] ? nmi_trigger_cpumask_backtrace+0x236/0x2f0 [ 723.963578][ T1646] ? nmi_trigger_cpumask_backtrace+0x29b/0x2f0 [ 723.969806][ T1646] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2f0 [ 723.975960][ T1646] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 723.982197][ T1646] watchdog+0xd46/0xd50 [ 723.986442][ T1646] kthread+0x453/0x480 [ 723.990493][ T1646] ? hungtask_pm_notify+0x50/0x50 [ 723.995514][ T1646] ? kthread_blkcg+0xd0/0xd0 [ 724.000106][ T1646] ret_from_fork+0x1f/0x30 [ 724.006408][ T1646] Kernel Offset: disabled [ 724.010758][ T1646] Rebooting in 86400 seconds..