------------[ cut here ]------------
URB 00000000d515bcf6 submitted while active
WARNING: CPU: 1 PID: 7919 at drivers/usb/core/urb.c:363 usb_submit_urb+0xe3d/0x13e0 drivers/usb/core/urb.c:363
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 7919 Comm: syz-executor.5 Not tainted 5.7.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1e9/0x30e lib/dump_stack.c:118
 panic+0x264/0x7a0 kernel/panic.c:221
 __warn+0x209/0x210 kernel/panic.c:582
 report_bug+0x1ac/0x2d0 lib/bug.c:195
 fixup_bug arch/x86/kernel/traps.c:175 [inline]
 do_error_trap+0xca/0x1c0 arch/x86/kernel/traps.c:267
 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027
RIP: 0010:usb_submit_urb+0xe3d/0x13e0 drivers/usb/core/urb.c:363
Code: 00 04 00 00 eb 50 e8 62 3b 42 fc eb 49 e8 5b 3b 42 fc c6 05 14 ab 36 04 01 48 c7 c7 50 df fd 88 4c 89 ee 31 c0 e8 23 42 14 fc <0f> 0b e9 38 f2 ff ff e8 37 3b 42 fc c7 04 24 80 00 00 00 eb 17 e8
RSP: 0018:ffffc90007b1f2f0 EFLAGS: 00010246
RAX: 1568e4f668a94c00 RBX: ffff888095a9c008 RCX: 0000000000040000
RDX: ffffc90013548000 RSI: 0000000000015108 RDI: 0000000000015109
RBP: 0000000000000cc0 R08: ffffffff815ce0a9 R09: ffffed1015d26660
R10: ffffed1015d26660 R11: 0000000000000000 R12: dffffc0000000000
R13: ffff888095a9c000 R14: dffffc0000000000 R15: ffff8880a4df8000
 snd_usbmidi_submit_urb sound/usb/midi.c:194 [inline]
 snd_usbmidi_input_start_ep sound/usb/midi.c:2313 [inline]
 snd_usbmidi_input_start+0x15f/0x7a0 sound/usb/midi.c:2329
 substream_open+0x22b/0x6e0 sound/usb/midi.c:1119
 open_substream+0x369/0x6a0 sound/core/rawmidi.c:299
 rawmidi_open_priv+0x99/0x900 sound/core/rawmidi.c:342
 snd_rawmidi_kernel_open+0x1db/0x270 sound/core/rawmidi.c:382
 midisynth_subscribe+0x93/0x280 sound/core/seq/seq_midi.c:170
 subscribe_port sound/core/seq/seq_ports.c:412 [inline]
 check_and_subscribe_port+0x62c/0xb10 sound/core/seq/seq_ports.c:495
 snd_seq_port_connect+0x20f/0x460 sound/core/seq/seq_ports.c:564
 snd_seq_ioctl_subscribe_port+0x349/0x6c0 sound/core/seq/seq_clientmgr.c:1484
 snd_seq_oss_midi_open+0x4db/0x830 sound/core/seq/oss/seq_oss_midi.c:364
 snd_seq_oss_synth_setup_midi+0x108/0x510 sound/core/seq/oss/seq_oss_synth.c:269
 snd_seq_oss_open+0x899/0xe90 sound/core/seq/oss/seq_oss_init.c:261
 odev_open+0x5e/0x90 sound/core/seq/oss/seq_oss.c:125
 chrdev_open+0x498/0x580 fs/char_dev.c:414
 do_dentry_open+0x82e/0x10b0 fs/open.c:797
 do_open fs/namei.c:3229 [inline]
 path_openat+0x2790/0x38b0 fs/namei.c:3346
 do_filp_open+0x191/0x3a0 fs/namei.c:3373
 do_sys_openat2+0x463/0x770 fs/open.c:1148
 do_sys_open fs/open.c:1164 [inline]
 __do_sys_openat fs/open.c:1178 [inline]
 __se_sys_openat fs/open.c:1173 [inline]
 __x64_sys_openat+0x1c8/0x1f0 fs/open.c:1173
 do_syscall_64+0xf3/0x1b0 arch/x86/entry/common.c:295
 entry_SYSCALL_64_after_hwframe+0x49/0xb3
RIP: 0033:0x45ca69
Code: 0d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f90b5c76c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00000000004f8580 RCX: 000000000045ca69
RDX: 000000000000c006 RSI: 0000000020000040 RDI: ffffffffffffff9c
RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000000007dc R14: 00000000004cab2a R15: 00007f90b5c776d4
Kernel Offset: disabled
Rebooting in 86400 seconds..