program: r0 = syz_usb_connect(0x3, 0x39, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002ff00004071041e080001000000010902270001010080320904000003ff000000070581034000010705820200020007050302"], 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000000500)='./dev\x00', &(0x7f0000000600)='devtmpfs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./dev/ttyUSB0\x00', 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) ioctl$TCSETS(r1, 0x5402, &(0x7f0000000040)={0x17, 0x5, 0x1ff, 0x1, 0x6, "9591c289333bef7d35119544ed641462d4304c"}) r2 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)={'ip6gre0\x00'}) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB="4400000010000104000200"/20, @ANYRES32=0x0, @ANYBLOB="171c0000000000001c0012800b00010069703667726500000c00028008000100", @ANYRES64, @ANYBLOB="080004000000002d"], 0x44}}, 0x0) syz_usb_connect(0x3, 0x39, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002ff00004071041e080001000000010902270001010080320904000003ff000000070581034000010705820200020007050302"], 0x0) (async) mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./dev\x00', 0x1ff) (async) mount(0x0, &(0x7f0000000500)='./dev\x00', &(0x7f0000000600)='devtmpfs\x00', 0x0, 0x0) (async) openat(0xffffffffffffff9c, &(0x7f0000000700)='./dev/ttyUSB0\x00', 0x0, 0x0) (async) syz_usb_control_io(r0, 0x0, 0x0) (async) ioctl$TCSETS(r1, 0x5402, &(0x7f0000000040)={0x17, 0x5, 0x1ff, 0x1, 0x6, "9591c289333bef7d35119544ed641462d4304c"}) (async) socket$nl_route(0x10, 0x3, 0x0) (async) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)={'ip6gre0\x00'}) (async) sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB="4400000010000104000200"/20, @ANYRES32=0x0, @ANYBLOB="171c0000000000001c0012800b00010069703667726500000c00028008000100", @ANYRES64, @ANYBLOB="080004000000002d"], 0x44}}, 0x0) (async) [ 155.241799][ T5283] Bluetooth: hci0: command tx timeout [ 155.507495][ T9] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 155.658796][ T9] usb 5-1: New USB device found, idVendor=0471, idProduct=081e, bcdDevice= 1.00 [ 155.665494][ T9] usb 5-1: config 1 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0 [ 155.669750][ T9] usb 5-1: config 1 interface 0 altsetting 0 bulk endpoint 0x3 has invalid maxpacket 0 [ 155.673618][ T9] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 155.696792][ T9] spcp8x5 5-1:1.0: SPCP8x5 converter detected [ 155.714588][ T9] usb 5-1: SPCP8x5 converter now attached to ttyUSB0 [ 156.048504][ T5324] SPCP8x5 ttyUSB0: failed to set control lines: -110 [ 156.051803][ T5324] SPCP8x5 ttyUSB0: Set UART format 0x30b failed (error = -32) [ 156.055491][ T5324] SPCP8x5 ttyUSB0: failed to set control lines: -32 [ 156.142453][ T5324] SPCP8x5 ttyUSB0: Set UART format 0x3709 failed (error = -32) [ 156.146365][ T5324] netlink: 8 bytes leftover after parsing attributes in process `syz.0.0'. [ 156.171139][ T5325] SPCP8x5 ttyUSB0: failed to set control lines: -32 [ 156.174232][ T5324] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 156.180932][ T5325] ------------[ cut here ]------------ [ 156.183247][ T5325] do not call blocking ops when !TASK_RUNNING; state=1 set at [] prepare_to_wait+0x174/0x210 [ 156.188614][ T5325] WARNING: kernel/sched/core.c:9161 at __might_sleep+0x92/0xf0, CPU#0: syz.0.0/5325 [ 156.192870][ T5325] Modules linked in: [ 156.194843][ T5325] CPU: 0 UID: 0 PID: 5325 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 156.198806][ T5325] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 156.203006][ T5325] RIP: 0010:__might_sleep+0xac/0xf0 [ 156.205322][ T5325] Code: 00 00 48 89 3c 24 41 89 f5 4c 8d 35 6e e9 e5 0e 43 80 3c 3c 00 74 08 48 89 df e8 ef 73 a2 00 48 8b 0b 4c 89 f7 89 ee 48 89 ca <67> 48 0f b9 3a 44 89 ee 48 8b 3c 24 eb b5 44 89 f1 80 e1 07 80 c1 [ 156.213442][ T5325] RSP: 0018:ffffc9000f447550 EFLAGS: 00010246 [ 156.215982][ T5325] RAX: 0000000000000000 RBX: ffff88800031e380 RCX: ffffffff819f8db4 [ 156.219661][ T5325] RDX: ffffffff819f8db4 RSI: 0000000000000001 RDI: ffffffff907bf290 [ 156.223614][ T5325] RBP: 0000000000000001 R08: ffffc9000f447358 R09: 0000000000000020 [ 156.227033][ T5325] R10: 0000000000000000 R11: ffffffff81a310d0 R12: 1ffff11000063c70 [ 156.230501][ T5325] R13: 0000000000000140 R14: ffffffff907bf290 R15: dffffc0000000000 [ 156.233860][ T5325] FS: 00007fbd9f3206c0(0000) GS:ffff88808c30a000(0000) knlGS:0000000000000000 [ 156.237760][ T5325] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 156.241056][ T5325] CR2: 00007ffd939f3ec0 CR3: 0000000012185000 CR4: 0000000000352ef0 [ 156.244306][ T5325] Call Trace: [ 156.245754][ T5325] [ 156.247052][ T5325] __kmalloc_cache_noprof+0x94/0x660 [ 156.249675][ T5325] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 156.252042][ T5325] ? spcp8x5_get_msr+0xd3/0x2d0 [ 156.254282][ T5325] ? spcp8x5_get_msr+0xd3/0x2d0 [ 156.256370][ T5325] spcp8x5_get_msr+0xd3/0x2d0 [ 156.258703][ T5325] ? __pfx_spcp8x5_carrier_raised+0x10/0x10 [ 156.261428][ T5325] spcp8x5_carrier_raised+0x30/0x80 [ 156.263821][ T5325] serial_port_carrier_raised+0x8c/0xc0 [ 156.266380][ T5325] tty_port_block_til_ready+0x44d/0x890 [ 156.269015][ T5325] ? __pfx_tty_port_block_til_ready+0x10/0x10 [ 156.271835][ T5325] ? __pfx_autoremove_wake_function+0x10/0x10 [ 156.274815][ T5325] ? _raw_spin_unlock_irq_enable+0x4f/0xa0 [ 156.278357][ T5325] ? tty_port_open+0x234/0x2b0 [ 156.280499][ T5325] tty_open+0x48a/0xcc0 [ 156.282408][ T5325] ? __pfx_tty_open+0x10/0x10 [ 156.284531][ T5325] ? do_raw_spin_unlock+0x4d/0x200 [ 156.286769][ T5325] chrdev_open+0x4d9/0x600 [ 156.288743][ T5325] ? __pfx_chrdev_open+0x10/0x10 [ 156.290859][ T5325] ? fsnotify_open_perm_and_set_mode+0x135/0x6b0 [ 156.293497][ T5325] ? __pfx_chrdev_open+0x10/0x10 [ 156.295572][ T5325] do_dentry_open+0x816/0x1380 [ 156.297767][ T5325] vfs_open+0x3b/0x340 [ 156.299523][ T5325] ? path_openat+0x1428/0x1d60 [ 156.301681][ T5325] path_openat+0x1443/0x1d60 [ 156.303802][ T5325] do_file_open+0x23e/0x4a0 [ 156.305864][ T5325] ? __pfx_do_file_open+0x10/0x10 [ 156.308099][ T5325] ? _raw_spin_unlock+0x28/0x50 [ 156.310193][ T5325] ? alloc_fd+0x651/0x6c0 [ 156.312189][ T5325] do_sys_openat2+0x115/0x200 [ 156.314361][ T5325] ? __se_sys_futex+0x3a8/0x450 [ 156.316507][ T5325] ? __pfx_do_sys_openat2+0x10/0x10 [ 156.318819][ T5325] ? rcu_is_watching+0x16/0xb0 [ 156.320934][ T5325] __x64_sys_openat+0x138/0x170 [ 156.323123][ T5325] do_syscall_64+0x166/0x520 [ 156.325169][ T5325] ? trace_irq_disable+0x3b/0x140 [ 156.327443][ T5325] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 156.330082][ T5325] ? clear_bhb_loop+0x70/0xc0 [ 156.332277][ T5325] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 156.334928][ T5325] RIP: 0033:0x7fbd9e39e0d9 [ 156.336732][ T5325] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 156.344940][ T5325] RSP: 002b:00007fbd9f31ffe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 156.348834][ T5325] RAX: ffffffffffffffda RBX: 00007fbd9e626090 RCX: 00007fbd9e39e0d9 [ 156.352431][ T5325] RDX: 0000000000000000 RSI: 0000200000000700 RDI: ffffffffffffff9c [ 156.355833][ T5325] RBP: 00007fbd9e435024 R08: 0000000000000000 R09: 0000000000000000 [ 156.358961][ T5325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 156.361865][ T5325] R13: 00007fbd9e626128 R14: 00007fbd9e626090 R15: 00007ffd939f4a48 [ 156.364885][ T5325] [ 156.366146][ T5325] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 156.369118][ T5325] CPU: 0 UID: 0 PID: 5325 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 156.372824][ T5325] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 156.376819][ T5325] Call Trace: [ 156.378270][ T5325] [ 156.379531][ T5325] vpanic+0x56d/0xa60 [ 156.381236][ T5325] ? __pfx__printk+0x10/0x10 [ 156.383135][ T5325] ? __pfx_vpanic+0x10/0x10 [ 156.385409][ T5325] ? is_bpf_text_address+0x292/0x2b0 [ 156.387646][ T5325] ? is_bpf_text_address+0x26/0x2b0 [ 156.389814][ T5325] panic+0xc5/0xd0 [ 156.391516][ T5325] ? __pfx_panic+0x10/0x10 [ 156.393481][ T5325] __warn+0x315/0x4c0 [ 156.395185][ T5325] ? __might_sleep+0x92/0xf0 [ 156.397064][ T5325] ? __might_sleep+0x92/0xf0 [ 156.399058][ T5325] __report_bug+0x276/0x570 [ 156.400954][ T5325] ? __might_sleep+0x92/0xf0 [ 156.402805][ T5325] ? __pfx___report_bug+0x10/0x10 [ 156.404796][ T5325] ? prepare_to_wait+0x174/0x210 [ 156.406774][ T5325] ? prepare_to_wait+0x174/0x210 [ 156.408771][ T5325] ? irqentry_exit+0x218/0x910 [ 156.410842][ T5325] report_bug_entry+0x19b/0x290 [ 156.412904][ T5325] ? __might_sleep+0xac/0xf0 [ 156.414918][ T5325] ? __might_sleep+0xb1/0xf0 [ 156.416830][ T5325] handle_bug+0xce/0x200 [ 156.418574][ T5325] exc_invalid_op+0x1a/0x50 [ 156.420450][ T5325] asm_exc_invalid_op+0x1a/0x20 [ 156.422444][ T5325] RIP: 0010:__might_sleep+0xac/0xf0 [ 156.424602][ T5325] Code: 00 00 48 89 3c 24 41 89 f5 4c 8d 35 6e e9 e5 0e 43 80 3c 3c 00 74 08 48 89 df e8 ef 73 a2 00 48 8b 0b 4c 89 f7 89 ee 48 89 ca <67> 48 0f b9 3a 44 89 ee 48 8b 3c 24 eb b5 44 89 f1 80 e1 07 80 c1 [ 156.432374][ T5325] RSP: 0018:ffffc9000f447550 EFLAGS: 00010246 [ 156.434942][ T5325] RAX: 0000000000000000 RBX: ffff88800031e380 RCX: ffffffff819f8db4 [ 156.438188][ T5325] RDX: ffffffff819f8db4 RSI: 0000000000000001 RDI: ffffffff907bf290 [ 156.441350][ T5325] RBP: 0000000000000001 R08: ffffc9000f447358 R09: 0000000000000020 [ 156.444656][ T5325] R10: 0000000000000000 R11: ffffffff81a310d0 R12: 1ffff11000063c70 [ 156.447817][ T5325] R13: 0000000000000140 R14: ffffffff907bf290 R15: dffffc0000000000 [ 156.450994][ T5325] ? __pfx_hlock_conflict+0x10/0x10 [ 156.453132][ T5325] ? prepare_to_wait+0x174/0x210 [ 156.455188][ T5325] ? prepare_to_wait+0x174/0x210 [ 156.457210][ T5325] __kmalloc_cache_noprof+0x94/0x660 [ 156.459378][ T5325] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 156.461706][ T5325] ? spcp8x5_get_msr+0xd3/0x2d0 [ 156.463817][ T5325] ? spcp8x5_get_msr+0xd3/0x2d0 [ 156.465788][ T5325] spcp8x5_get_msr+0xd3/0x2d0 [ 156.467872][ T5325] ? __pfx_spcp8x5_carrier_raised+0x10/0x10 [ 156.470927][ T5325] spcp8x5_carrier_raised+0x30/0x80 [ 156.473123][ T5325] serial_port_carrier_raised+0x8c/0xc0 [ 156.475391][ T5325] tty_port_block_til_ready+0x44d/0x890 [ 156.477649][ T5325] ? __pfx_tty_port_block_til_ready+0x10/0x10 [ 156.480194][ T5325] ? __pfx_autoremove_wake_function+0x10/0x10 [ 156.482729][ T5325] ? _raw_spin_unlock_irq_enable+0x4f/0xa0 [ 156.485115][ T5325] ? tty_port_open+0x234/0x2b0 [ 156.487220][ T5325] tty_open+0x48a/0xcc0 [ 156.488960][ T5325] ? __pfx_tty_open+0x10/0x10 [ 156.490932][ T5325] ? do_raw_spin_unlock+0x4d/0x200 [ 156.493079][ T5325] chrdev_open+0x4d9/0x600 [ 156.494958][ T5325] ? __pfx_chrdev_open+0x10/0x10 [ 156.497040][ T5325] ? fsnotify_open_perm_and_set_mode+0x135/0x6b0 [ 156.499787][ T5325] ? __pfx_chrdev_open+0x10/0x10 [ 156.501853][ T5325] do_dentry_open+0x816/0x1380 [ 156.503836][ T5325] vfs_open+0x3b/0x340 [ 156.505417][ T5325] ? path_openat+0x1428/0x1d60 [ 156.507326][ T5325] path_openat+0x1443/0x1d60 [ 156.509142][ T5325] do_file_open+0x23e/0x4a0 [ 156.510958][ T5325] ? __pfx_do_file_open+0x10/0x10 [ 156.513142][ T5325] ? _raw_spin_unlock+0x28/0x50 [ 156.515365][ T5325] ? alloc_fd+0x651/0x6c0 [ 156.517275][ T5325] do_sys_openat2+0x115/0x200 [ 156.519357][ T5325] ? __se_sys_futex+0x3a8/0x450 [ 156.521340][ T5325] ? __pfx_do_sys_openat2+0x10/0x10 [ 156.523451][ T5325] ? rcu_is_watching+0x16/0xb0 [ 156.525499][ T5325] __x64_sys_openat+0x138/0x170 [ 156.527614][ T5325] do_syscall_64+0x166/0x520 [ 156.529602][ T5325] ? trace_irq_disable+0x3b/0x140 [ 156.531697][ T5325] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 156.534217][ T5325] ? clear_bhb_loop+0x70/0xc0 [ 156.536257][ T5325] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 156.538783][ T5325] RIP: 0033:0x7fbd9e39e0d9 [ 156.540711][ T5325] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 156.549394][ T5325] RSP: 002b:00007fbd9f31ffe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 156.553055][ T5325] RAX: ffffffffffffffda RBX: 00007fbd9e626090 RCX: 00007fbd9e39e0d9 [ 156.556385][ T5325] RDX: 0000000000000000 RSI: 0000200000000700 RDI: ffffffffffffff9c [ 156.559745][ T5325] RBP: 00007fbd9e435024 R08: 0000000000000000 R09: 0000000000000000 [ 156.563045][ T5325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 156.566352][ T5325] R13: 00007fbd9e626128 R14: 00007fbd9e626090 R15: 00007ffd939f4a48 [ 156.569692][ T5325] [ 156.571497][ T5325] Kernel Offset: disabled [ 156.573339][ T5325] Rebooting in 86400 seconds..