program:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./my_configfs\x00', 0x1ff)
write$binfmt_elf64(0xffffffffffffffff, 0x0, 0x0)
mount(0x0, &(0x7f0000000100)='./my_configfs\x00', &(0x7f0000000140)='configfs\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./my_configfs/usb_gadget/g1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./my_configfs/usb_gadget/g1/configs/c.1\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./my_configfs/usb_gadget/g1/functions/midi2.usb0\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000580)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.0/direction\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='2', 0x1)
symlinkat(&(0x7f0000000880)='./my_configfs/usb_gadget/g1/functions/midi2.usb0\x00', 0xffffffffffffff9c, &(0x7f00000008c0)='./my_configfs/usb_gadget/g1/configs/c.1/midi2.usb0\x00')
r1 = syz_usb_connect$uac1(0x4, 0x10c, &(0x7f0000000240)={{0x12, 0x1, 0x100, 0x0, 0x0, 0x0, 0xff, 0x1235, 0x8211, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0xfa, 0x3, 0x1, 0x7, 0x20, 0x0, "", {{{0x9, 0x4, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, {{0xa, 0x24, 0x1, 0x2, 0x32}, [@feature_unit={0xf, 0x24, 0x6, 0x1, 0x3, 0x4, [0x3, 0x7dca195dd69a09c9, 0x3, 0x3], 0x49}, @mixer_unit={0x7, 0x24, 0x4, 0x3, 0x5, "3090"}, @output_terminal={0x9, 0x24, 0x3, 0x2, 0x301, 0x5, 0x5, 0x4}, @output_terminal={0x9, 0x24, 0x3, 0x4, 0x400, 0x3, 0x1, 0x1}]}}, {}, {0x9, 0x4, 0x1, 0x1, 0x1, 0x1, 0x2, 0x0, 0x0, {[@format_type_i_ext={0x9, 0x24, 0x2, 0x1, 0x34, 0x5c, 0x2, 0x4, 0xa6}, @as_header={0x7, 0x24, 0x1, 0x4, 0x8, 0x5}, @format_type_ii_ext={0xa, 0x24, 0x2, 0x2, 0x2, 0x3ff, 0x8, 0x9}, @format_type_ii_discrete={0xe, 0x24, 0x2, 0x2, 0x5, 0x6, 0x9, "6f06c3a11d"}, @format_type_i_discrete={0xf, 0x24, 0x2, 0x1, 0x37, 0x2, 0x2, 0xc8, "d2865302019bee"}]}, {{0x9, 0x5, 0x1, 0x9, 0x7cadd39956e6c42f, 0x3, 0x3b, 0x5, {0x7, 0x25, 0x1, 0xc, 0x2, 0x6}}}}, {}, {0x9, 0x4, 0x2, 0x1, 0x1, 0x1, 0x2, 0x0, 0x0, {[@format_type_ii_ext={0xa, 0x24, 0x2, 0x2, 0xed0, 0xfffe, 0x3, 0xff}, @format_type_ii_ext={0xa, 0x24, 0x2, 0x2, 0x4, 0x1, 0x6, 0x3}, @format_type_i_ext={0x9, 0x24, 0x2, 0x1, 0x8, 0x8, 0x2, 0x4, 0x10}, @format_type_ii_ext={0xa, 0x24, 0x2, 0x2, 0x8, 0x4, 0x5, 0xfa}, @format_type_ii_ext={0xa, 0x24, 0x2, 0x2, 0x200, 0xf, 0x6, 0xa}, @format_type_ii_ext={0xa, 0x24, 0x2, 0x2, 0x8, 0x8001, 0x5d, 0x8}]}, {{0x9, 0x5, 0x82, 0x9, 0x8, 0xd, 0x6, 0xd, {0x7, 0x25, 0x1, 0x8, 0x0, 0x8}}}}}}}}]}}, &(0x7f0000000740)={0xa, &(0x7f0000000380)={0xa, 0x6, 0x200, 0x7, 0x0, 0x1, 0x0, 0x2}, 0xad, &(0x7f00000003c0)={0x5, 0xf, 0xad, 0x1, [@generic={0xa8, 0x10, 0x6, "2e65bfc566128a63f08d16efaf0e474d00175dd2f3a5e9d91211f51523958326580a1484e735c5ed5e2ef12c25f3f26542e00581b11beccf89fea98d3281703c9c1a894477b7b08b497760f0494177aec746fb9e3841ff5ecd178df26a2eb4a04455617717d9e2b700eff897cb9c46860607cac4ec225039ee632569655e6c75348004b4440c6b94c010dd92f36b5d65185bc7f7ec943003180ee91c0a8aaf2a13a738848a"}]}, 0x3, [{0x77, &(0x7f0000000480)=@string={0x77, 0x3, "455c07c5f63b0b56bcc835fbef7fa72e6e6494d4a3d9432173ad6ebe1fae5bb735871905b1a55a919f8b5ad0e5a7fc4fe21626c173ed3ef19c27b6ca8da4d420f7604e0b653722514f032cdadad542e04e71fe9ca476d6e4e3798214842c9ca793968bad01478473e7c81da73fc10021591da92353"}}, {0x65, &(0x7f0000000500)=@string={0x65, 0x3, "f0d7b625e46145a33cd2ec048aeaf927260386e034d91c406002548f29c0ad9ef139a711492ac2d40abc1a0471b3e9ec0f9879b94c793910552971ec215779816164ae570c5b5ecbd1364806ec5c2b4f7e54837fff2e7258f4d5f7d5680604f7597800"}}, {0xfd, &(0x7f0000000640)=@string={0xfd, 0x3, "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"}}]})
syz_usb_control_io(r1, &(0x7f0000000bc0)={0x2c, &(0x7f0000000780)={0x40, 0x30, 0xe1, {0xe1, 0x0, "64d06b6ec05a445e48b0965adf40b080b99e8db0d8d19603b34113030c8c38f02ac24cb8aaf148cd334101f519a48a71bd6796174594d57a2d4dfab0b5b263ede937fc9aea891b2e02e4f3ced0d8fcab3e2c3a331e9c1d9ffb8cdd21152d37975bb4be37f5e9f0308ea3f11870f8d81d2156709ca992d00c3b0a773462eb4ad1c3ba96ab5806fd22b6bcbb7878b9f5c44c848ec98ca4330a679712390c6e5fd5e161c072b56b839474d974f4d27e7d7ec19e147039c3f6284b7e332bfad9291b6dfba32a26b5ac5b957b3d15a404d0105da628872d2919ebcd7beca6be3bcc"}}, &(0x7f0000000980)={0x0, 0x3, 0xb7, @string={0xb7, 0x3, "32add2e3b7419d8a63a5242b2c32eaafc18d46db6b4458591e97b3bd934e4af96f80a2d277f01cc5e8fdbf5186aefb2d42cb175e63b9637f47eed82a390517c7c02efb08efd5988d846ef0e647371daa847b2890d3209d2c4498f90df0bd9608703969cc509554fea80f2a64ce584ecaacc7618f29423aef0898e00fee77a41c81e0d8b0ebb89dca20c4589a16fdd1bd15936991ed2e5c1e8c08d388b34aa36ea787799700e4f565ab2d8449e0fa7fb661299c6de1"}}, &(0x7f0000000a40)={0x0, 0xf, 0xf0, {0x5, 0xf, 0xf0, 0x6, [@ss_container_id={0x14, 0x10, 0x4, 0x1, "98f3bf425acf2de547840f9a117b0b6d"}, @ss_container_id={0x14, 0x10, 0x4, 0x26, "7c27730249388008c59429235640d0ad"}, @ptm_cap={0x3}, @wireless={0xb, 0x10, 0x1, 0xc, 0xa, 0xa0, 0x1, 0x5, 0x54}, @generic={0xb2, 0x10, 0x2, "5118d81e6b7c744d57de738eec45ef2f555f2ad81ede258ea72e72a638a9b1a713e4d639dc66488ebb80964bc59590d62f9a10fb06e3dfa7f080916bc8db0f4dd9f8753d6fb1556e1f73e2e2ff32170edd7b4b137ecdebb6a8ee21312969df608451848f3439c70f24f025a940bf9d1930b81899ad7c277dee18e38bf2ffbbaa5658b4835d62b57baf5d609cd3ee2376c2167a90ef4962e8037c01a7e5fa94ab180e1a6d81dd95693f7d589e52d5d3"}, @ptm_cap={0x3}]}}, &(0x7f0000000b40)={0x20, 0x29, 0xf, {0xf, 0x29, 0x5, 0x1, 0x8, 0x9, 'CbwH', "63fe81e0"}}, &(0x7f0000000b80)={0x20, 0x2a, 0xc, {0xc, 0x2a, 0x5, 0x1, 0x5, 0x4, 0x8, 0x4, 0x6}}}, &(0x7f00000010c0)={0x84, &(0x7f0000000c00)={0x0, 0x16, 0xe5, "f53d0a9818e87ef66e9eac9922968eae4972cf9699bc7fecad104d07bf0c2071e9097e7a97d4c2094b43538a082175be56abe3f533df05ed76b8d56c63c7b23c4e12fb9571e0e4af1154c26348ad666572f2fe24a170596116fc664f4e27588b36a59039df61c9c75b364ac09922462fc75e43a20b3e306709db3c4f8963a33fe40809e2529fc543e8abe920d2618b8d3f18463ffcba7a0c3af7d7ee34bd701b680ebc246a4d8652d2226d49523d39f93dba4372e9c6d0a74231a00c81e18dc4dcf1973ab0425e9524c40dc14bf684766fbfcd56bdf297f858f6e0d97908fc828a89b3a200"}, &(0x7f0000000d00)={0x0, 0xa, 0x1, 0x5}, &(0x7f0000000d40)={0x0, 0x8, 0x1, 0x1}, &(0x7f0000000d80)={0x20, 0x0, 0x4, {0x3, 0x1}}, &(0x7f0000000dc0)={0x20, 0x0, 0x4, {0x100, 0x20}}, &(0x7f0000000e00)={0x40, 0x7, 0x2, 0x5}, &(0x7f0000000e40)={0x40, 0x9, 0x1, 0x29}, &(0x7f0000000e80)={0x40, 0xb, 0x2, "f178"}, &(0x7f0000000ec0)={0x40, 0xf, 0x2, 0x7}, &(0x7f0000000f00)={0x40, 0x13, 0x6, @multicast}, &(0x7f0000000f40)={0x40, 0x17, 0x6, @remote}, &(0x7f0000000f80)={0x40, 0x19, 0x2, "bab6"}, &(0x7f0000000fc0)={0x40, 0x1a, 0x2, 0x4}, &(0x7f0000001000)={0x40, 0x1c, 0x1, 0x6}, &(0x7f0000001040)={0x40, 0x1e, 0x1}, &(0x7f0000001080)={0x40, 0x21, 0x1, 0x80}})
r2 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/usb_gadget/g1/UDC\x00', 0x1, 0x0)
write(r2, &(0x7f0000000940)='dummy_udc.0', 0xb)
r3 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000044c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="5c00000002060108000000000000000000000000050005000a000000050001000700000005000400000000000900020073797a310000000015000300686173683a6970"], 0x5c}}, 0x20084884)
sendmsg$IPSET_CMD_DESTROY(r3, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x28, 0x3, 0x6, 0x101, 0x0, 0x0, {0x3, 0x0, 0x7}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}]}, 0x28}}, 0x84)
[ 93.754614][ T5286] Bluetooth: hci0: command tx timeout
[ 93.953539][ T5327] netlink: 12 bytes leftover after parsing attributes in process `syz.0.0'.
[ 94.440557][ T10] usb 5-1: new high-speed USB device number 2 using dummy_hcd
[ 94.592377][ T10] usb 5-1: Dual-Role OTG device on HNP port
[ 94.595412][ T10] usb 5-1: New USB device found, idVendor=0000, idProduct=0000, bcdDevice= 7.02
[ 94.598966][ T10] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 94.629216][ T10] gspca_main: spca501-2.14.0 probing 0000:0000
[ 94.638368][ T10] gspca_spca501: reg write: error -32
[ 94.642376][ T10] spca501 5-1:1.0: Reg write failed for 0x02,0x0f,0x05
[ 94.646199][ T10] spca501 5-1:1.0: probe with driver spca501 failed with error -22
[ 94.654101][ C0] Oops: general protection fault, probably for non-canonical address 0xdffffc00000000e6: 0000 [#1] SMP KASAN NOPTI
[ 94.658922][ C0] KASAN: null-ptr-deref in range [0x0000000000000730-0x0000000000000737]
[ 94.662327][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 PREEMPT(full)
[ 94.666151][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 94.670343][ C0] Workqueue: usb_hub_wq hub_event
[ 94.672711][ C0] RIP: 0010:f_midi2_stop_eps+0x5f/0x4d0
[ 94.675116][ C0] Code: e8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 ef e8 e7 f6 63 fa 41 bc 30 07 00 00 4c 03 65 00 4c 89 e0 48 c1 e8 03 48 89 44 24 10 <42> 0f b6 04 28 84 c0 0f 85 23 04 00 00 41 8b 1c 24 31 ff 89 de e8
[ 94.683244][ C0] RSP: 0018:ffffc90000007930 EFLAGS: 00010002
[ 94.685967][ C0] RAX: 00000000000000e6 RBX: 0000000000000001 RCX: ffff88801bf0a540
[ 94.690130][ C0] RDX: 0000000000000100 RSI: 0000000000000008 RDI: ffff888050c4c148
[ 94.694175][ C0] RBP: ffff888050c4c0f0 R08: ffff888050c4c14f R09: 1ffff1100a189829
[ 94.697174][ C0] R10: dffffc0000000000 R11: ffffed100a18982a R12: 0000000000000730
[ 94.700345][ C0] R13: dffffc0000000000 R14: ffff888050c4c128 R15: 0000000000000001
[ 94.703476][ C0] FS: 0000000000000000(0000) GS:ffff88808c543000(0000) knlGS:0000000000000000
[ 94.706876][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 94.709503][ C0] CR2: 00007fbcee2030f5 CR3: 000000001297c000 CR4: 0000000000352ef0
[ 94.712802][ C0] Call Trace:
[ 94.714263][ C0]
[ 94.715379][ C0] f_midi2_set_alt+0x11c/0xf00
[ 94.717260][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 94.719538][ C0] composite_setup+0x1ffd/0x3480
[ 94.721658][ C0] configfs_composite_setup+0xc7/0x100
[ 94.723819][ C0] dummy_timer+0x2f43/0x4cf0
[ 94.725747][ C0] ? __lock_acquire+0x683/0x2cf0
[ 94.727829][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 94.730189][ C0] ? __pfx_dummy_timer+0x10/0x10
[ 94.732294][ C0] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 94.734626][ C0] ? __pfx_dummy_timer+0x10/0x10
[ 94.736713][ C0] __hrtimer_run_queues+0x3bc/0xa10
[ 94.738832][ C0] hrtimer_run_softirq+0x17a/0x240
[ 94.740949][ C0] handle_softirqs+0x225/0x840
[ 94.742985][ C0] ? __irq_exit_rcu+0xca/0x220
[ 94.744999][ C0] __irq_exit_rcu+0xca/0x220
[ 94.746926][ C0] irq_exit_rcu+0x9/0x30
[ 94.748702][ C0] sysvec_apic_timer_interrupt+0xa6/0xc0
[ 94.750992][ C0]
[ 94.752270][ C0]
[ 94.753517][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 94.756461][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x47/0x80
[ 94.759788][ C0] Code: f7 e8 1d ab cd f5 f7 c3 00 02 00 00 74 05 e8 e0 9f f9 f5 9c 58 a9 00 02 00 00 75 27 f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 24 c1 be f5 65 8b 05 1d 21 98 07 85 c0 74 18 5b 41 5e e9 81 48
[ 94.768028][ C0] RSP: 0018:ffffc9000023e7f0 EFLAGS: 00000206
[ 94.770786][ C0] RAX: 0000000000000006 RBX: 0000000000000246 RCX: 0000000080000001
[ 94.774089][ C0] RDX: 0000000000000006 RSI: ffffffff8e230455 RDI: 0000000000000001
[ 94.778339][ C0] RBP: 0000000000000007 R08: ffffffff9057b737 R09: 1ffffffff20af6e6
[ 94.781762][ C0] R10: dffffc0000000000 R11: fffffbfff20af6e7 R12: 0000000000000000
[ 94.785093][ C0] R13: dffffc0000000000 R14: ffff8880343b0000 R15: 1ffff11003f71694
[ 94.788538][ C0] dummy_urb_enqueue+0x587/0x780
[ 94.790706][ C0] usb_hcd_submit_urb+0x328/0x1b60
[ 94.792960][ C0] usb_start_wait_urb+0x13f/0x5b0
[ 94.795086][ C0] ? trace_kmalloc+0x2a/0xf0
[ 94.797048][ C0] ? __pfx_usb_start_wait_urb+0x10/0x10
[ 94.799379][ C0] usb_control_msg+0x234/0x3e0
[ 94.801452][ C0] usb_set_interface+0x521/0x1470
[ 94.803569][ C0] snd_usb_midi_v2_create+0x621/0x4ac0
[ 94.805796][ C0] ? __pfx_proc_audio_usbid_read+0x10/0x10
[ 94.808199][ C0] ? snd_card_rw_proc_new+0x10d/0x140
[ 94.810495][ C0] ? __pfx_snd_usb_midi_v2_create+0x10/0x10
[ 94.812998][ C0] ? usb_ifnum_to_if+0x262/0x2f0
[ 94.815083][ C0] snd_usb_create_stream+0x262/0x630
[ 94.817325][ C0] usb_audio_probe+0x1447/0x2280
[ 94.819394][ C0] ? __pfx_usb_audio_probe+0x10/0x10
[ 94.821664][ C0] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 94.824239][ C0] usb_probe_interface+0x653/0xc60
[ 94.826431][ C0] ? __pfx_usb_probe_interface+0x10/0x10
[ 94.828931][ C0] really_probe+0x254/0xae0
[ 94.830969][ C0] __driver_probe_device+0x1e8/0x360
[ 94.833309][ C0] driver_probe_device+0x4f/0x240
[ 94.835386][ C0] __device_attach_driver+0x270/0x410
[ 94.837670][ C0] bus_for_each_drv+0x258/0x2f0
[ 94.839765][ C0] ? __pfx___device_attach_driver+0x10/0x10
[ 94.842283][ C0] ? __pfx_bus_for_each_drv+0x10/0x10
[ 94.844463][ C0] ? lockdep_hardirqs_on+0x7a/0x110
[ 94.846613][ C0] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 94.849058][ C0] __device_attach+0x2c4/0x450
[ 94.851054][ C0] ? __pfx___device_attach+0x10/0x10
[ 94.853124][ C0] ? do_raw_spin_unlock+0x4d/0x210
[ 94.855316][ C0] ? _raw_spin_unlock+0x28/0x50
[ 94.857399][ C0] device_initial_probe+0xa1/0xd0
[ 94.859472][ C0] bus_probe_device+0x12a/0x220
[ 94.861609][ C0] device_add+0x7d7/0xb80
[ 94.863542][ C0] usb_set_configuration+0x1ad8/0x2180
[ 94.865784][ C0] usb_generic_driver_probe+0x8d/0x150
[ 94.868016][ C0] usb_probe_device+0x1c3/0x3b0
[ 94.869902][ C0] ? __pfx_usb_probe_device+0x10/0x10
[ 94.872072][ C0] really_probe+0x254/0xae0
[ 94.873890][ C0] __driver_probe_device+0x1e8/0x360
[ 94.876270][ C0] driver_probe_device+0x4f/0x240
[ 94.878419][ C0] __device_attach_driver+0x270/0x410
[ 94.880770][ C0] bus_for_each_drv+0x258/0x2f0
[ 94.882844][ C0] ? __pfx___device_attach_driver+0x10/0x10
[ 94.885307][ C0] ? __pfx_bus_for_each_drv+0x10/0x10
[ 94.887475][ C0] ? lockdep_hardirqs_on+0x7a/0x110
[ 94.889766][ C0] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 94.892201][ C0] __device_attach+0x2c4/0x450
[ 94.894101][ C0] ? __pfx___device_attach+0x10/0x10
[ 94.896330][ C0] ? do_raw_spin_unlock+0x4d/0x210
[ 94.898485][ C0] ? _raw_spin_unlock+0x28/0x50
[ 94.900564][ C0] device_initial_probe+0xa1/0xd0
[ 94.902611][ C0] bus_probe_device+0x12a/0x220
[ 94.904720][ C0] device_add+0x7d7/0xb80
[ 94.906548][ C0] usb_new_device+0x99d/0x1620
[ 94.908622][ C0] ? __pfx_usb_new_device+0x10/0x10
[ 94.910794][ C0] ? _raw_spin_unlock_irq+0x23/0x50
[ 94.913004][ C0] hub_event+0x28e8/0x4d30
[ 94.914914][ C0] ? do_raw_spin_unlock+0x4d/0x210
[ 94.917140][ C0] ? __pfx_hub_event+0x10/0x10
[ 94.919188][ C0] ? process_scheduled_works+0xa20/0x14e0
[ 94.921609][ C0] ? rcu_is_watching+0x15/0xb0
[ 94.923661][ C0] ? process_scheduled_works+0xa20/0x14e0
[ 94.926117][ C0] process_scheduled_works+0xa8e/0x14e0
[ 94.928481][ C0] ? __pfx_process_scheduled_works+0x10/0x10
[ 94.931030][ C0] ? assign_work+0x3cf/0x5d0
[ 94.932964][ C0] worker_thread+0xa47/0xfb0
[ 94.934944][ C0] kthread+0x388/0x470
[ 94.936685][ C0] ? __pfx_worker_thread+0x10/0x10
[ 94.938810][ C0] ? __pfx_kthread+0x10/0x10
[ 94.940804][ C0] ret_from_fork+0x514/0xb70
[ 94.942781][ C0] ? __pfx_ret_from_fork+0x10/0x10
[ 94.945021][ C0] ? __switch_to+0xc89/0x1420
[ 94.947036][ C0] ? __pfx_kthread+0x10/0x10
[ 94.948983][ C0] ret_from_fork_asm+0x1a/0x30
[ 94.951007][ C0]
[ 94.952415][ C0] Modules linked in:
[ 94.954061][ C0] ---[ end trace 0000000000000000 ]---
[ 94.956473][ C0] RIP: 0010:f_midi2_stop_eps+0x5f/0x4d0
[ 94.958853][ C0] Code: e8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 ef e8 e7 f6 63 fa 41 bc 30 07 00 00 4c 03 65 00 4c 89 e0 48 c1 e8 03 48 89 44 24 10 <42> 0f b6 04 28 84 c0 0f 85 23 04 00 00 41 8b 1c 24 31 ff 89 de e8
[ 94.967059][ C0] RSP: 0018:ffffc90000007930 EFLAGS: 00010002
[ 94.969764][ C0] RAX: 00000000000000e6 RBX: 0000000000000001 RCX: ffff88801bf0a540
[ 94.973066][ C0] RDX: 0000000000000100 RSI: 0000000000000008 RDI: ffff888050c4c148
[ 94.976427][ C0] RBP: ffff888050c4c0f0 R08: ffff888050c4c14f R09: 1ffff1100a189829
[ 94.979908][ C0] R10: dffffc0000000000 R11: ffffed100a18982a R12: 0000000000000730
[ 94.983365][ C0] R13: dffffc0000000000 R14: ffff888050c4c128 R15: 0000000000000001
[ 94.986850][ C0] FS: 0000000000000000(0000) GS:ffff88808c543000(0000) knlGS:0000000000000000
[ 94.990733][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 94.993565][ C0] CR2: 00007fbcee2030f5 CR3: 000000001297c000 CR4: 0000000000352ef0
[ 94.997011][ C0] Kernel panic - not syncing: Fatal exception in interrupt
[ 95.000498][ C0] Kernel Offset: disabled
[ 95.002352][ C0] Rebooting in 86400 seconds..