Warning: Permanently added '10.128.0.249' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 57.792400][ T5] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 57.802443][ T2566] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 57.804288][ T12] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 57.810227][ T2565] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 57.818595][ T2473] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 57.825088][ T2552] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 58.032256][ T5] usb 5-1: Using ep0 maxpacket: 8 [ 58.073385][ T12] usb 2-1: Using ep0 maxpacket: 8 [ 58.078542][ T2473] usb 3-1: Using ep0 maxpacket: 8 [ 58.092349][ T2566] usb 1-1: Using ep0 maxpacket: 8 [ 58.097700][ T2552] usb 6-1: Using ep0 maxpacket: 8 [ 58.102922][ T2565] usb 4-1: Using ep0 maxpacket: 8 [ 58.152564][ T5] usb 5-1: config 0 has an invalid interface number: 2 but max is 0 [ 58.161075][ T5] usb 5-1: config 0 has no interface number 0 [ 58.168535][ T5] usb 5-1: config 0 interface 2 altsetting 0 bulk endpoint 0x1 has invalid maxpacket 8 [ 58.178599][ T5] usb 5-1: config 0 interface 2 altsetting 0 bulk endpoint 0x8C has invalid maxpacket 8 [ 58.189436][ T5] usb 5-1: New USB device found, idVendor=086a, idProduct=0003, bcdDevice=67.c5 [ 58.198611][ T5] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 58.207037][ T12] usb 2-1: config 0 has an invalid interface number: 2 but max is 0 [ 58.215313][ T2473] usb 3-1: config 0 has an invalid interface number: 2 but max is 0 [ 58.223415][ T2473] usb 3-1: config 0 has no interface number 0 [ 58.229608][ T2473] usb 3-1: config 0 interface 2 altsetting 0 bulk endpoint 0x1 has invalid maxpacket 8 [ 58.239364][ T12] usb 2-1: config 0 has no interface number 0 [ 58.242579][ T2566] usb 1-1: config 0 has an invalid interface number: 2 but max is 0 [ 58.247116][ T12] usb 2-1: config 0 interface 2 altsetting 0 bulk endpoint 0x1 has invalid maxpacket 8 [ 58.253822][ T2552] usb 6-1: config 0 has an invalid interface number: 2 but max is 0 [ 58.266766][ T5] usb 5-1: config 0 descriptor?? [ 58.272458][ T2565] usb 4-1: config 0 has an invalid interface number: 2 but max is 0 [ 58.285081][ T2473] usb 3-1: config 0 interface 2 altsetting 0 bulk endpoint 0x8C has invalid maxpacket 8 [ 58.289332][ T2566] usb 1-1: config 0 has no interface number 0 [ 58.297720][ T12] usb 2-1: config 0 interface 2 altsetting 0 bulk endpoint 0x8C has invalid maxpacket 8 [ 58.311064][ T2552] usb 6-1: config 0 has no interface number 0 [ 58.313722][ T6804] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 58.317469][ T2565] usb 4-1: config 0 has no interface number 0 [ 58.325532][ T2473] usb 3-1: New USB device found, idVendor=086a, idProduct=0003, bcdDevice=67.c5 [ 58.330361][ T2566] usb 1-1: config 0 interface 2 altsetting 0 bulk endpoint 0x1 has invalid maxpacket 8 [ 58.341456][ T6804] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 58.349477][ T2552] usb 6-1: config 0 interface 2 altsetting 0 bulk endpoint 0x1 has invalid maxpacket 8 [ 58.357559][ T12] usb 2-1: New USB device found, idVendor=086a, idProduct=0003, bcdDevice=67.c5 [ 58.368318][ T2565] usb 4-1: config 0 interface 2 altsetting 0 bulk endpoint 0x1 has invalid maxpacket 8 [ 58.377856][ T2473] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 58.394419][ T12] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 58.398327][ T2566] usb 1-1: config 0 interface 2 altsetting 0 bulk endpoint 0x8C has invalid maxpacket 8 [ 58.405469][ T2473] usb 3-1: config 0 descriptor?? [ 58.418708][ T2552] usb 6-1: config 0 interface 2 altsetting 0 bulk endpoint 0x8C has invalid maxpacket 8 [ 58.427967][ T12] usb 2-1: config 0 descriptor?? [ 58.438614][ T2565] usb 4-1: config 0 interface 2 altsetting 0 bulk endpoint 0x8C has invalid maxpacket 8 [ 58.462440][ T6806] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 58.469415][ T6806] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 58.476599][ T6808] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 58.494776][ T6808] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 58.502884][ T2552] usb 6-1: New USB device found, idVendor=086a, idProduct=0003, bcdDevice=67.c5 [ 58.512709][ T2565] usb 4-1: New USB device found, idVendor=086a, idProduct=0003, bcdDevice=67.c5 [ 58.521932][ T2566] usb 1-1: New USB device found, idVendor=086a, idProduct=0003, bcdDevice=67.c5 [ 58.536118][ T2552] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 58.548326][ T2565] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 58.557087][ T2566] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 58.568770][ T2552] usb 6-1: config 0 descriptor?? [ 58.585744][ T2565] usb 4-1: config 0 descriptor?? [ 58.593005][ T2566] usb 1-1: config 0 descriptor?? [ 58.593189][ T6807] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 58.612623][ T6805] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 58.613414][ T6799] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 58.619491][ T6805] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 58.640753][ T6799] raw-gadget gadget: fail, usb_ep_enable returned -22 executing program [ 58.671013][ T6807] raw-gadget gadget: fail, usb_ep_enable returned -22 executing program [ 58.714348][ T2473] usb 5-1: USB disconnect, device number 2 executing program [ 58.768321][ T2566] usb 3-1: USB disconnect, device number 2 [ 58.773739][ T12] usb 2-1: USB disconnect, device number 2 [ 58.886432][ T6799] ------------[ cut here ]------------ [ 58.916606][ T6799] URB 0000000052bf451d submitted while active [ 58.947157][ T6799] WARNING: CPU: 1 PID: 6799 at drivers/usb/core/urb.c:363 usb_submit_urb+0x10c1/0x13b0 [ 58.956912][ T6799] Kernel panic - not syncing: panic_on_warn set ... [ 58.963510][ T6799] CPU: 1 PID: 6799 Comm: syz-executor305 Not tainted 5.7.0-syzkaller #0 [ 58.971856][ T6799] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.981916][ T6799] Call Trace: [ 58.985219][ T6799] dump_stack+0x188/0x20d [ 58.989567][ T6799] ? usb_submit_urb+0x1050/0x13b0 [ 58.994631][ T6799] panic+0x2e3/0x75c [ 58.998552][ T6799] ? add_taint.cold+0x16/0x16 [ 59.003272][ T6799] ? __probe_kernel_read+0x188/0x1d0 [ 59.008563][ T6799] ? __warn.cold+0x14/0x35 [ 59.012994][ T6799] ? __warn+0xd5/0x1c8 [ 59.017078][ T6799] ? usb_submit_urb+0x10c1/0x13b0 [ 59.022112][ T6799] __warn.cold+0x2f/0x35 [ 59.026371][ T6799] ? usb_submit_urb+0x10c1/0x13b0 [ 59.031426][ T6799] report_bug+0x27b/0x2f0 [ 59.036993][ T6799] do_error_trap+0x12b/0x220 [ 59.041615][ T6799] ? usb_submit_urb+0x10c1/0x13b0 [ 59.046749][ T6799] do_invalid_op+0x32/0x40 [ 59.051194][ T6799] ? usb_submit_urb+0x10c1/0x13b0 [ 59.056320][ T6799] invalid_op+0x23/0x30 [ 59.060489][ T6799] RIP: 0010:usb_submit_urb+0x10c1/0x13b0 [ 59.066133][ T6799] Code: 89 de e8 72 c6 63 fc 84 db 0f 85 42 f6 ff ff e8 35 c5 63 fc 4c 89 fe 48 c7 c7 80 19 ac 88 c6 05 cc 6d 76 05 01 e8 a7 d4 34 fc <0f> 0b e9 20 f6 ff ff c7 44 24 14 01 00 00 00 e9 d7 f6 ff ff 41 bd [ 59.085831][ T6799] RSP: 0018:ffffc900017f72b0 EFLAGS: 00010286 [ 59.091921][ T6799] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 59.099991][ T6799] RDX: 0000000000000000 RSI: ffffffff815d83f7 RDI: fffff520002fee48 [ 59.107975][ T6799] RBP: dffffc0000000000 R08: ffff8880973c4240 R09: ffffed1015ce670d [ 59.116043][ T6799] R10: ffff8880ae733867 R11: ffffed1015ce670c R12: 0000000000000cc0 [ 59.124024][ T6799] R13: 00000000fffffff0 R14: ffff88809f828000 R15: ffff88809f1db300 [ 59.132025][ T6799] ? vprintk_func+0x97/0x1a6 [ 59.136775][ T6799] ? down_read+0x110/0x420 [ 59.141300][ T6799] snd_usbmidi_submit_urb+0x19/0x60 [ 59.146525][ T6799] snd_usbmidi_input_start.part.0+0xbe/0x1c0 [ 59.152529][ T6799] substream_open.isra.0+0x505/0x830 [ 59.157858][ T6799] open_substream+0x42e/0x880 [ 59.162563][ T6799] rawmidi_open_priv+0x2e8/0x6e0 [ 59.167551][ T6799] snd_rawmidi_kernel_open+0x1b5/0x270 [ 59.173035][ T6799] midisynth_subscribe+0xf2/0x350 [ 59.178088][ T6799] ? midisynth_use+0x250/0x250 [ 59.182970][ T6799] ? down_write+0xdb/0x150 [ 59.187407][ T6799] ? __down_timeout+0x2d0/0x2d0 [ 59.192276][ T6799] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 59.198275][ T6799] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 59.204113][ T6799] check_and_subscribe_port+0x5b5/0x800 [ 59.209685][ T6799] ? midisynth_use+0x250/0x250 [ 59.214467][ T6799] snd_seq_port_connect+0x2e4/0x510 [ 59.219701][ T6799] snd_seq_ioctl_subscribe_port+0x1df/0x310 [ 59.225722][ T6799] snd_seq_kernel_client_ctl+0xeb/0x130 [ 59.231290][ T6799] snd_seq_oss_midi_open+0x3ee/0x670 [ 59.236702][ T6799] ? snd_seq_oss_midi_setup+0x50/0x50 [ 59.242794][ T6799] ? _raw_spin_unlock_irqrestore+0x62/0xe0 [ 59.248629][ T6799] ? get_mdev+0x75/0x90 [ 59.252980][ T6799] ? get_mididev.isra.0+0x76/0xa0 [ 59.258064][ T6799] snd_seq_oss_synth_setup_midi+0x123/0x520 [ 59.264072][ T6799] snd_seq_oss_open+0x7fa/0x980 [ 59.268946][ T6799] odev_open+0x6c/0x90 [ 59.273032][ T6799] ? odev_release+0x70/0x70 [ 59.277809][ T6799] soundcore_open+0x446/0x600 [ 59.282957][ T6799] ? sound_devnode+0xf0/0xf0 [ 59.287739][ T6799] chrdev_open+0x219/0x5c0 [ 59.292363][ T6799] ? cdev_put.part.0+0x50/0x50 [ 59.297184][ T6799] ? security_file_open+0x84/0x410 [ 59.302333][ T6799] do_dentry_open+0x546/0x1340 [ 59.307727][ T6799] ? cdev_put.part.0+0x50/0x50 [ 59.312738][ T6799] ? security_inode_permission+0xc4/0xf0 [ 59.318392][ T6799] ? chown_common+0x550/0x550 [ 59.323172][ T6799] ? inode_permission+0xab/0x500 [ 59.328131][ T6799] path_openat+0x1e59/0x27d0 [ 59.332750][ T6799] ? path_lookupat.isra.0+0x530/0x530 [ 59.338150][ T6799] do_filp_open+0x192/0x260 [ 59.342667][ T6799] ? may_open_dev+0xf0/0xf0 [ 59.347192][ T6799] ? do_raw_spin_lock+0x129/0x2e0 [ 59.352240][ T6799] ? _raw_spin_unlock+0x24/0x40 [ 59.357104][ T6799] ? __alloc_fd+0x46d/0x600 [ 59.361629][ T6799] do_sys_openat2+0x585/0x7d0 [ 59.366409][ T6799] ? file_open_root+0x400/0x400 [ 59.371301][ T6799] ? debug_smp_processor_id+0x2f/0x185 [ 59.371983][ T2473] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 59.376774][ T6799] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.376809][ T6799] do_sys_open+0xc3/0x140 [ 59.384368][ T12] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 59.389770][ T6799] ? filp_open+0x70/0x70 [ 59.389782][ T6799] ? switch_fpu_return+0x1db/0x4b0 [ 59.389804][ T6799] ? do_fast_syscall_32+0xcc/0xe90 [ 59.416168][ T6799] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 59.422172][ T6799] do_fast_syscall_32+0x270/0xe90 [ 59.427212][ T6799] entry_SYSENTER_compat+0x70/0x7f [ 59.434062][ T6799] Kernel Offset: disabled [ 59.438535][ T6799] Rebooting in 86400 seconds..