program: r0 = syz_usb_connect(0x0, 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', 0x80081, 0x0) syz_usb_control_io(r0, 0x0, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000044c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000002060108000000000000000000000000050005000a000000050001000700000005000400030000000900020073797a310000000016000300686173683a6e6574"], 0x50}}, 0x0) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_ADD(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, 0x9, 0x6, 0x201, 0x0, 0x0, {0x2, 0x0, 0xffff}, [@IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_DATA={0x24, 0x7, 0x0, 0x1, [@IPSET_ATTR_IP={0x18, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @empty}}, @IPSET_ATTR_CIDR={0x5, 0x3, 0xe6}]}]}, 0x4c}, 0x1, 0x0, 0x0, 0x14004052}, 0x4000084) ioctl$TCSETS(r1, 0x5402, &(0x7f0000000040)={0x17, 0x5, 0x1e, 0x1, 0xa, "9591c289333bef7d35119544ed641462d4304c"}) syz_usb_connect(0x0, 0x39, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002ff00004071041e080001000000010902270001010080320904000003ff000000070581034000010705820200020007050302"], 0x0) (async) mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./dev\x00', 0x1ff) (async) mount(0x0, &(0x7f0000000500)='./dev\x00', &(0x7f0000000600)='devtmpfs\x00', 0x0, 0x0) (async) openat(0xffffffffffffff9c, &(0x7f0000000700)='./dev/ttyUSB0\x00', 0x80081, 0x0) (async) syz_usb_control_io(r0, 0x0, 0x0) (async) socket$nl_netfilter(0x10, 0x3, 0xc) (async) sendmsg$IPSET_CMD_CREATE(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000044c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000002060108000000000000000000000000050005000a000000050001000700000005000400030000000900020073797a310000000016000300686173683a6e6574"], 0x50}}, 0x0) (async) socket$nl_netfilter(0x10, 0x3, 0xc) (async) sendmsg$IPSET_CMD_ADD(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, 0x9, 0x6, 0x201, 0x0, 0x0, {0x2, 0x0, 0xffff}, [@IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_DATA={0x24, 0x7, 0x0, 0x1, [@IPSET_ATTR_IP={0x18, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @empty}}, @IPSET_ATTR_CIDR={0x5, 0x3, 0xe6}]}]}, 0x4c}, 0x1, 0x0, 0x0, 0x14004052}, 0x4000084) (async) ioctl$TCSETS(r1, 0x5402, &(0x7f0000000040)={0x17, 0x5, 0x1e, 0x1, 0xa, "9591c289333bef7d35119544ed641462d4304c"}) (async) [ 93.881177][ T4636] Bluetooth: hci0: command tx timeout [ 94.235621][ T5295] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 94.391751][ T5295] usb 5-1: New USB device found, idVendor=0471, idProduct=081e, bcdDevice= 1.00 [ 94.413987][ T5295] usb 5-1: config 1 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0 [ 94.425499][ T5295] usb 5-1: config 1 interface 0 altsetting 0 bulk endpoint 0x3 has invalid maxpacket 0 [ 94.433988][ T5295] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 94.481827][ T5295] spcp8x5 5-1:1.0: SPCP8x5 converter detected [ 94.509424][ T5295] usb 5-1: SPCP8x5 converter now attached to ttyUSB0 [ 94.827375][ T5309] SPCP8x5 ttyUSB0: failed to set control lines: -110 [ 94.831759][ T5309] SPCP8x5 ttyUSB0: Set UART format 0x30b failed (error = -32) [ 94.839393][ T5309] SPCP8x5 ttyUSB0: failed to set control lines: -32 [ 94.921576][ T5309] SPCP8x5 ttyUSB0: Set UART format 0x107 failed (error = -32) [ 94.927395][ T5309] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 94.949329][ T5310] SPCP8x5 ttyUSB0: failed to set control lines: -32 [ 94.958188][ T5309] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 94.967947][ T5310] ------------[ cut here ]------------ [ 94.970507][ T5310] do not call blocking ops when !TASK_RUNNING; state=1 set at [] prepare_to_wait+0x174/0x210 [ 94.976856][ T5310] WARNING: kernel/sched/core.c:9124 at __might_sleep+0x92/0xf0, CPU#0: syz.0.0/5310 [ 94.982173][ T5310] Modules linked in: [ 94.984197][ T5310] CPU: 0 UID: 0 PID: 5310 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 94.988856][ T5310] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 94.994348][ T5310] RIP: 0010:__might_sleep+0xac/0xf0 [ 94.997261][ T5310] Code: 00 00 48 89 3c 24 41 89 f5 4c 8d 35 9e b4 c4 0e 43 80 3c 3c 00 74 08 48 89 df e8 df 37 a0 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 [ 95.007259][ T5310] RSP: 0018:ffffc9000ed2f4f0 EFLAGS: 00010246 [ 95.010614][ T5310] RAX: 0000000000000000 RBX: ffff888000bc62f0 RCX: ffffffff819fa6a4 [ 95.016731][ T5310] RDX: ffffffff819fa6a4 RSI: 0000000000000001 RDI: ffffffff905ac410 [ 95.020831][ T5310] RBP: 0000000000000001 R08: ffffc9000ed2f2f8 R09: 0000000000000020 [ 95.024470][ T5310] R10: 0000000000000000 R11: ffffffff81a324e0 R12: 1ffff11000178c5e [ 95.028549][ T5310] R13: 0000000000000143 R14: ffffffff905ac410 R15: dffffc0000000000 [ 95.033335][ T5310] FS: 00007f13929d46c0(0000) GS:ffff88808c547000(0000) knlGS:0000000000000000 [ 95.037434][ T5310] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 95.040710][ T5310] CR2: 0000000000000000 CR3: 0000000013309000 CR4: 0000000000352ef0 [ 95.044943][ T5310] Call Trace: [ 95.046836][ T5310] [ 95.048390][ T5310] __kmalloc_cache_noprof+0x94/0x660 [ 95.051042][ T5310] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 95.053693][ T5310] ? spcp8x5_get_msr+0xd3/0x2d0 [ 95.056187][ T5310] ? spcp8x5_get_msr+0xd3/0x2d0 [ 95.058618][ T5310] spcp8x5_get_msr+0xd3/0x2d0 [ 95.060938][ T5310] ? __pfx_spcp8x5_carrier_raised+0x10/0x10 [ 95.064077][ T5310] spcp8x5_carrier_raised+0x30/0x80 [ 95.066621][ T5310] serial_port_carrier_raised+0x8c/0xc0 [ 95.069246][ T5310] tty_port_block_til_ready+0x449/0x8b0 [ 95.071916][ T5310] ? __pfx_tty_port_block_til_ready+0x10/0x10 [ 95.074863][ T5310] ? __pfx_autoremove_wake_function+0x10/0x10 [ 95.078051][ T5310] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 95.081104][ T5310] ? tty_port_open+0x237/0x2b0 [ 95.083498][ T5310] tty_open+0x48a/0xcc0 [ 95.085629][ T5310] ? __pfx_tty_open+0x10/0x10 [ 95.087971][ T5310] ? do_raw_spin_unlock+0x4d/0x210 [ 95.090933][ T5310] chrdev_open+0x4d9/0x600 [ 95.093310][ T5310] ? __pfx_chrdev_open+0x10/0x10 [ 95.097021][ T5310] ? fsnotify_open_perm_and_set_mode+0x135/0x6b0 [ 95.100327][ T5310] ? __pfx_chrdev_open+0x10/0x10 [ 95.102768][ T5310] do_dentry_open+0x816/0x1380 [ 95.105144][ T5310] vfs_open+0x3b/0x340 [ 95.107813][ T5310] ? path_openat+0x2e2d/0x3830 [ 95.110441][ T5310] path_openat+0x2e44/0x3830 [ 95.112973][ T5310] ? kasan_save_track+0x3e/0x80 [ 95.115648][ T5310] ? do_sys_openat2+0xcc/0x200 [ 95.118065][ T5310] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.120743][ T5310] do_file_open+0x23e/0x4a0 [ 95.123218][ T5310] ? __pfx_do_file_open+0x10/0x10 [ 95.126150][ T5310] ? _raw_spin_unlock+0x28/0x50 [ 95.128909][ T5310] ? alloc_fd+0x651/0x6c0 [ 95.131441][ T5310] do_sys_openat2+0x115/0x200 [ 95.134026][ T5310] ? __se_sys_futex+0x3a8/0x450 [ 95.136380][ T5310] ? __pfx_do_sys_openat2+0x10/0x10 [ 95.138605][ T5310] ? rcu_is_watching+0x15/0xb0 [ 95.140822][ T5310] __x64_sys_openat+0x138/0x170 [ 95.143270][ T5310] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.146499][ T5310] do_syscall_64+0x174/0x580 [ 95.148961][ T5310] ? trace_irq_disable+0x3b/0x140 [ 95.151544][ T5310] ? clear_bhb_loop+0x70/0xc0 [ 95.153911][ T5310] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.156809][ T5310] RIP: 0033:0x7f139659e0d9 [ 95.158910][ T5310] 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 [ 95.168742][ T5310] RSP: 002b:00007f13929d3fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 95.172642][ T5310] RAX: ffffffffffffffda RBX: 00007f1396826090 RCX: 00007f139659e0d9 [ 95.176881][ T5310] RDX: 0000000000080081 RSI: 0000200000000700 RDI: ffffffffffffff9c [ 95.180433][ T5310] RBP: 00007f1396635024 R08: 0000000000000000 R09: 0000000000000000 [ 95.184527][ T5310] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 95.189495][ T5310] R13: 00007f1396826128 R14: 00007f1396826090 R15: 00007fff2d569fb8 [ 95.193728][ T5310] [ 95.195707][ T5310] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 95.199629][ T5310] CPU: 0 UID: 0 PID: 5310 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 95.204894][ T5310] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 95.209316][ T5310] Call Trace: [ 95.210750][ T5310] [ 95.211965][ T5310] vpanic+0x56c/0xa60 [ 95.213652][ T5310] ? __pfx__printk+0x10/0x10 [ 95.215766][ T5310] ? __pfx_vpanic+0x10/0x10 [ 95.218385][ T5310] ? is_bpf_text_address+0x292/0x2b0 [ 95.221221][ T5310] ? is_bpf_text_address+0x26/0x2b0 [ 95.224101][ T5310] panic+0xc5/0xd0 [ 95.225706][ T5310] ? __pfx_panic+0x10/0x10 [ 95.227537][ T5310] __warn+0x315/0x4c0 [ 95.229181][ T5310] ? __might_sleep+0x92/0xf0 [ 95.231196][ T5310] ? __might_sleep+0x92/0xf0 [ 95.233309][ T5310] __report_bug+0x276/0x570 [ 95.235318][ T5310] ? __might_sleep+0x92/0xf0 [ 95.237901][ T5310] ? __pfx___report_bug+0x10/0x10 [ 95.240399][ T5310] ? prepare_to_wait+0x174/0x210 [ 95.242557][ T5310] ? prepare_to_wait+0x174/0x210 [ 95.244551][ T5310] report_bug_entry+0x19a/0x290 [ 95.246706][ T5310] ? __might_sleep+0xac/0xf0 [ 95.248751][ T5310] ? __might_sleep+0xb1/0xf0 [ 95.251229][ T5310] handle_bug+0xce/0x200 [ 95.253550][ T5310] exc_invalid_op+0x1a/0x50 [ 95.255596][ T5310] asm_exc_invalid_op+0x1a/0x20 [ 95.257769][ T5310] RIP: 0010:__might_sleep+0xac/0xf0 [ 95.259951][ T5310] Code: 00 00 48 89 3c 24 41 89 f5 4c 8d 35 9e b4 c4 0e 43 80 3c 3c 00 74 08 48 89 df e8 df 37 a0 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 [ 95.268416][ T5310] RSP: 0018:ffffc9000ed2f4f0 EFLAGS: 00010246 [ 95.271285][ T5310] RAX: 0000000000000000 RBX: ffff888000bc62f0 RCX: ffffffff819fa6a4 [ 95.274392][ T5310] RDX: ffffffff819fa6a4 RSI: 0000000000000001 RDI: ffffffff905ac410 [ 95.277563][ T5310] RBP: 0000000000000001 R08: ffffc9000ed2f2f8 R09: 0000000000000020 [ 95.281327][ T5310] R10: 0000000000000000 R11: ffffffff81a324e0 R12: 1ffff11000178c5e [ 95.285310][ T5310] R13: 0000000000000143 R14: ffffffff905ac410 R15: dffffc0000000000 [ 95.288920][ T5310] ? __pfx_hlock_conflict+0x10/0x10 [ 95.291228][ T5310] ? prepare_to_wait+0x174/0x210 [ 95.293775][ T5310] ? prepare_to_wait+0x174/0x210 [ 95.296423][ T5310] __kmalloc_cache_noprof+0x94/0x660 [ 95.298960][ T5310] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 95.301311][ T5310] ? spcp8x5_get_msr+0xd3/0x2d0 [ 95.303426][ T5310] ? spcp8x5_get_msr+0xd3/0x2d0 [ 95.305696][ T5310] spcp8x5_get_msr+0xd3/0x2d0 [ 95.308087][ T5310] ? __pfx_spcp8x5_carrier_raised+0x10/0x10 [ 95.311048][ T5310] spcp8x5_carrier_raised+0x30/0x80 [ 95.313383][ T5310] serial_port_carrier_raised+0x8c/0xc0 [ 95.315811][ T5310] tty_port_block_til_ready+0x449/0x8b0 [ 95.318201][ T5310] ? __pfx_tty_port_block_til_ready+0x10/0x10 [ 95.320690][ T5310] ? __pfx_autoremove_wake_function+0x10/0x10 [ 95.323575][ T5310] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 95.326780][ T5310] ? tty_port_open+0x237/0x2b0 [ 95.329493][ T5310] tty_open+0x48a/0xcc0 [ 95.331748][ T5310] ? __pfx_tty_open+0x10/0x10 [ 95.333802][ T5310] ? do_raw_spin_unlock+0x4d/0x210 [ 95.336054][ T5310] chrdev_open+0x4d9/0x600 [ 95.338126][ T5310] ? __pfx_chrdev_open+0x10/0x10 [ 95.340298][ T5310] ? fsnotify_open_perm_and_set_mode+0x135/0x6b0 [ 95.343173][ T5310] ? __pfx_chrdev_open+0x10/0x10 [ 95.345424][ T5310] do_dentry_open+0x816/0x1380 [ 95.347747][ T5310] vfs_open+0x3b/0x340 [ 95.349903][ T5310] ? path_openat+0x2e2d/0x3830 [ 95.352328][ T5310] path_openat+0x2e44/0x3830 [ 95.354566][ T5310] ? kasan_save_track+0x3e/0x80 [ 95.356775][ T5310] ? do_sys_openat2+0xcc/0x200 [ 95.358928][ T5310] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.361642][ T5310] do_file_open+0x23e/0x4a0 [ 95.363911][ T5310] ? __pfx_do_file_open+0x10/0x10 [ 95.366608][ T5310] ? _raw_spin_unlock+0x28/0x50 [ 95.369089][ T5310] ? alloc_fd+0x651/0x6c0 [ 95.371026][ T5310] do_sys_openat2+0x115/0x200 [ 95.372968][ T5310] ? __se_sys_futex+0x3a8/0x450 [ 95.375018][ T5310] ? __pfx_do_sys_openat2+0x10/0x10 [ 95.377501][ T5310] ? rcu_is_watching+0x15/0xb0 [ 95.380105][ T5310] __x64_sys_openat+0x138/0x170 [ 95.382572][ T5310] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.385340][ T5310] do_syscall_64+0x174/0x580 [ 95.387358][ T5310] ? trace_irq_disable+0x3b/0x140 [ 95.389551][ T5310] ? clear_bhb_loop+0x70/0xc0 [ 95.391740][ T5310] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.394664][ T5310] RIP: 0033:0x7f139659e0d9 [ 95.396979][ T5310] 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 [ 95.405421][ T5310] RSP: 002b:00007f13929d3fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 95.409261][ T5310] RAX: ffffffffffffffda RBX: 00007f1396826090 RCX: 00007f139659e0d9 [ 95.413348][ T5310] RDX: 0000000000080081 RSI: 0000200000000700 RDI: ffffffffffffff9c [ 95.416811][ T5310] RBP: 00007f1396635024 R08: 0000000000000000 R09: 0000000000000000 [ 95.420160][ T5310] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 95.423558][ T5310] R13: 00007f1396826128 R14: 00007f1396826090 R15: 00007fff2d569fb8 [ 95.427413][ T5310] [ 95.430554][ T5310] Kernel Offset: disabled [ 95.433201][ T5310] Rebooting in 86400 seconds..