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', 0x0, 0x0) r2 = socket$igmp6(0xa, 0x3, 0x2) sendmsg$IPSET_CMD_ADD(r1, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x54, 0x9, 0x6, 0x5, 0x0, 0x0, {0x2, 0x0, 0x3}, [@IPSET_ATTR_ADT={0x14, 0x8, 0x0, 0x1, [{0x10, 0x7, 0x0, 0x1, @IPSET_ATTR_NAMEREF={0x9, 0x13, 'syz2\x00'}}]}, @IPSET_ATTR_ADT={0x24, 0x8, 0x0, 0x1, [{0x10, 0x7, 0x0, 0x1, @IPSET_ATTR_IP={0xc, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @rand_addr=0x64010100}}}, {0x10, 0x7, 0x0, 0x1, @IPSET_ATTR_IP2_TO={0xc, 0x16, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @remote}}}]}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x7}]}, 0x54}, 0x1, 0x0, 0x0, 0xbbbc0bc5902612a9}, 0x800) getsockopt(r2, 0xff, 0x6, 0x0, &(0x7f0000000000)=0x49) syz_usb_control_io(r0, 0x0, 0x0) ioctl$TCSETS(r1, 0x5402, &(0x7f0000000040)={0x17, 0x5, 0xc, 0x1, 0xa, "9591c289333bef7d35119544ed641462d4304c"}) syz_usb_connect(0x0, 0x39, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002ff00004071041e080001000000010902270001010080320904000003ff000000070581034000010705820200020007050302"], 0x0) (async) mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./dev\x00', 0x1ff) (async) mount(0x0, &(0x7f0000000500)='./dev\x00', &(0x7f0000000600)='devtmpfs\x00', 0x0, 0x0) (async) openat(0xffffffffffffff9c, &(0x7f0000000700)='./dev/ttyUSB0\x00', 0x0, 0x0) (async) socket$igmp6(0xa, 0x3, 0x2) (async) sendmsg$IPSET_CMD_ADD(r1, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x54, 0x9, 0x6, 0x5, 0x0, 0x0, {0x2, 0x0, 0x3}, [@IPSET_ATTR_ADT={0x14, 0x8, 0x0, 0x1, [{0x10, 0x7, 0x0, 0x1, @IPSET_ATTR_NAMEREF={0x9, 0x13, 'syz2\x00'}}]}, @IPSET_ATTR_ADT={0x24, 0x8, 0x0, 0x1, [{0x10, 0x7, 0x0, 0x1, @IPSET_ATTR_IP={0xc, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @rand_addr=0x64010100}}}, {0x10, 0x7, 0x0, 0x1, @IPSET_ATTR_IP2_TO={0xc, 0x16, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @remote}}}]}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x7}]}, 0x54}, 0x1, 0x0, 0x0, 0xbbbc0bc5902612a9}, 0x800) (async) getsockopt(r2, 0xff, 0x6, 0x0, &(0x7f0000000000)=0x49) (async) syz_usb_control_io(r0, 0x0, 0x0) (async) ioctl$TCSETS(r1, 0x5402, &(0x7f0000000040)={0x17, 0x5, 0xc, 0x1, 0xa, "9591c289333bef7d35119544ed641462d4304c"}) (async) [ 102.160541][ T4639] Bluetooth: hci0: command tx timeout [ 102.477447][ T10] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 102.628241][ T10] usb 5-1: New USB device found, idVendor=0471, idProduct=081e, bcdDevice= 1.00 [ 102.634784][ T10] usb 5-1: config 1 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0 [ 102.639345][ T10] usb 5-1: config 1 interface 0 altsetting 0 bulk endpoint 0x3 has invalid maxpacket 0 [ 102.643676][ T10] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 102.699360][ T10] spcp8x5 5-1:1.0: SPCP8x5 converter detected [ 102.724912][ T10] usb 5-1: SPCP8x5 converter now attached to ttyUSB0 [ 103.048295][ T5320] SPCP8x5 ttyUSB0: failed to set control lines: -110 [ 103.052613][ T5320] SPCP8x5 ttyUSB0: Set UART format 0x30b failed (error = -32) [ 103.056491][ T5320] SPCP8x5 ttyUSB0: failed to set control lines: -32 [ 103.138543][ T5320] SPCP8x5 ttyUSB0: Set UART format 0x4 failed (error = -32) [ 103.145049][ T5321] SPCP8x5 ttyUSB0: failed to set control lines: -32 [ 103.155316][ T5320] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 103.160819][ T5321] ------------[ cut here ]------------ [ 103.163186][ T5321] do not call blocking ops when !TASK_RUNNING; state=1 set at [] prepare_to_wait+0x174/0x210 [ 103.167821][ T5321] WARNING: kernel/sched/core.c:9129 at __might_sleep+0x92/0xf0, CPU#0: syz.0.0/5321 [ 103.171582][ T5321] Modules linked in: [ 103.173279][ T5321] CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 103.176915][ T5321] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 103.180944][ T5321] RIP: 0010:__might_sleep+0xac/0xf0 [ 103.183468][ T5321] Code: 00 00 48 89 3c 24 41 89 f5 4c 8d 35 be ad c5 0e 43 80 3c 3c 00 74 08 48 89 df e8 5f 7e 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 [ 103.191893][ T5321] RSP: 0018:ffffc9000e14f550 EFLAGS: 00010246 [ 103.194447][ T5321] RAX: 0000000000000000 RBX: ffff88801afbe380 RCX: ffffffff819f82a4 [ 103.197787][ T5321] RDX: ffffffff819f82a4 RSI: 0000000000000001 RDI: ffffffff905bad20 [ 103.201000][ T5321] RBP: 0000000000000001 R08: ffffc9000e14f358 R09: 0000000000000020 [ 103.204345][ T5321] R10: 0000000000000000 R11: ffffffff81a305c0 R12: 1ffff110035f7c70 [ 103.208117][ T5321] R13: 0000000000000143 R14: ffffffff905bad20 R15: dffffc0000000000 [ 103.211492][ T5321] FS: 00007f633edd36c0(0000) GS:ffff88808c526000(0000) knlGS:0000000000000000 [ 103.215205][ T5321] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.217957][ T5321] CR2: 0000000000000000 CR3: 000000001fcc0000 CR4: 0000000000352ef0 [ 103.221291][ T5321] Call Trace: [ 103.222803][ T5321] [ 103.224119][ T5321] __kmalloc_cache_noprof+0x94/0x660 [ 103.226318][ T5321] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 103.228497][ T5321] ? spcp8x5_get_msr+0xd3/0x2d0 [ 103.230592][ T5321] ? spcp8x5_get_msr+0xd3/0x2d0 [ 103.232747][ T5321] spcp8x5_get_msr+0xd3/0x2d0 [ 103.234843][ T5321] ? __pfx_spcp8x5_carrier_raised+0x10/0x10 [ 103.237572][ T5321] spcp8x5_carrier_raised+0x30/0x80 [ 103.239873][ T5321] serial_port_carrier_raised+0x8c/0xc0 [ 103.242408][ T5321] tty_port_block_til_ready+0x44d/0x890 [ 103.244950][ T5321] ? __pfx_tty_port_block_til_ready+0x10/0x10 [ 103.247634][ T5321] ? __pfx_autoremove_wake_function+0x10/0x10 [ 103.250285][ T5321] ? _raw_spin_unlock_irq_enable+0x4f/0xa0 [ 103.252848][ T5321] ? tty_port_open+0x234/0x2b0 [ 103.255018][ T5321] tty_open+0x48a/0xcc0 [ 103.256957][ T5321] ? __pfx_tty_open+0x10/0x10 [ 103.259105][ T5321] ? do_raw_spin_unlock+0x4d/0x200 [ 103.261131][ T5321] chrdev_open+0x4d9/0x600 [ 103.262930][ T5321] ? __pfx_chrdev_open+0x10/0x10 [ 103.264977][ T5321] ? fsnotify_open_perm_and_set_mode+0x135/0x6b0 [ 103.268172][ T5321] ? __pfx_chrdev_open+0x10/0x10 [ 103.270373][ T5321] do_dentry_open+0x816/0x1380 [ 103.272547][ T5321] vfs_open+0x3b/0x340 [ 103.274380][ T5321] ? path_openat+0x1428/0x1d60 [ 103.276428][ T5321] path_openat+0x1443/0x1d60 [ 103.278544][ T5321] do_file_open+0x23e/0x4a0 [ 103.280633][ T5321] ? __pfx_do_file_open+0x10/0x10 [ 103.282682][ T5321] ? _raw_spin_unlock+0x28/0x50 [ 103.285126][ T5321] ? alloc_fd+0x651/0x6c0 [ 103.287021][ T5321] do_sys_openat2+0x115/0x200 [ 103.289396][ T5321] ? __se_sys_futex+0x3a8/0x450 [ 103.291575][ T5321] ? __pfx_do_sys_openat2+0x10/0x10 [ 103.293847][ T5321] ? rcu_is_watching+0x16/0xb0 [ 103.295886][ T5321] __x64_sys_openat+0x138/0x170 [ 103.298137][ T5321] do_syscall_64+0x166/0x520 [ 103.300109][ T5321] ? trace_irq_disable+0x3b/0x140 [ 103.302329][ T5321] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.305090][ T5321] ? clear_bhb_loop+0x70/0xc0 [ 103.307209][ T5321] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.309856][ T5321] RIP: 0033:0x7f633df9e0d9 [ 103.311806][ T5321] 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 [ 103.319715][ T5321] RSP: 002b:00007f633edd2fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 103.323392][ T5321] RAX: ffffffffffffffda RBX: 00007f633e226090 RCX: 00007f633df9e0d9 [ 103.326905][ T5321] RDX: 0000000000000000 RSI: 0000200000000700 RDI: ffffffffffffff9c [ 103.330387][ T5321] RBP: 00007f633e035024 R08: 0000000000000000 R09: 0000000000000000 [ 103.333691][ T5321] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 103.336967][ T5321] R13: 00007f633e226128 R14: 00007f633e226090 R15: 00007ffd0ec23d38 [ 103.340301][ T5321] [ 103.341685][ T5321] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 103.344643][ T5321] CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 103.348161][ T5321] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 103.352053][ T5321] Call Trace: [ 103.353365][ T5321] [ 103.354531][ T5321] vpanic+0x56d/0xa60 [ 103.356116][ T5321] ? __pfx__printk+0x10/0x10 [ 103.357979][ T5321] ? __pfx_vpanic+0x10/0x10 [ 103.359797][ T5321] ? is_bpf_text_address+0x292/0x2b0 [ 103.362028][ T5321] ? is_bpf_text_address+0x26/0x2b0 [ 103.364074][ T5321] panic+0xc5/0xd0 [ 103.365618][ T5321] ? __pfx_panic+0x10/0x10 [ 103.367489][ T5321] __warn+0x315/0x4c0 [ 103.369217][ T5321] ? __might_sleep+0x92/0xf0 [ 103.371227][ T5321] ? __might_sleep+0x92/0xf0 [ 103.373244][ T5321] __report_bug+0x276/0x570 [ 103.375102][ T5321] ? __might_sleep+0x92/0xf0 [ 103.377081][ T5321] ? __pfx___report_bug+0x10/0x10 [ 103.379140][ T5321] ? prepare_to_wait+0x174/0x210 [ 103.381107][ T5321] ? prepare_to_wait+0x174/0x210 [ 103.383033][ T5321] ? irqentry_exit+0x218/0x910 [ 103.384920][ T5321] report_bug_entry+0x19b/0x290 [ 103.386756][ T5321] ? __might_sleep+0xac/0xf0 [ 103.388480][ T5321] ? __might_sleep+0xb1/0xf0 [ 103.390173][ T5321] handle_bug+0xce/0x200 [ 103.391815][ T5321] exc_invalid_op+0x1a/0x50 [ 103.393529][ T5321] asm_exc_invalid_op+0x1a/0x20 [ 103.395410][ T5321] RIP: 0010:__might_sleep+0xac/0xf0 [ 103.397523][ T5321] Code: 00 00 48 89 3c 24 41 89 f5 4c 8d 35 be ad c5 0e 43 80 3c 3c 00 74 08 48 89 df e8 5f 7e 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 [ 103.405142][ T5321] RSP: 0018:ffffc9000e14f550 EFLAGS: 00010246 [ 103.407652][ T5321] RAX: 0000000000000000 RBX: ffff88801afbe380 RCX: ffffffff819f82a4 [ 103.411057][ T5321] RDX: ffffffff819f82a4 RSI: 0000000000000001 RDI: ffffffff905bad20 [ 103.414107][ T5321] RBP: 0000000000000001 R08: ffffc9000e14f358 R09: 0000000000000020 [ 103.417148][ T5321] R10: 0000000000000000 R11: ffffffff81a305c0 R12: 1ffff110035f7c70 [ 103.420118][ T5321] R13: 0000000000000143 R14: ffffffff905bad20 R15: dffffc0000000000 [ 103.423292][ T5321] ? __pfx_hlock_conflict+0x10/0x10 [ 103.425360][ T5321] ? prepare_to_wait+0x174/0x210 [ 103.427459][ T5321] ? prepare_to_wait+0x174/0x210 [ 103.429552][ T5321] __kmalloc_cache_noprof+0x94/0x660 [ 103.431600][ T5321] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 103.433747][ T5321] ? spcp8x5_get_msr+0xd3/0x2d0 [ 103.435815][ T5321] ? spcp8x5_get_msr+0xd3/0x2d0 [ 103.437891][ T5321] spcp8x5_get_msr+0xd3/0x2d0 [ 103.439885][ T5321] ? __pfx_spcp8x5_carrier_raised+0x10/0x10 [ 103.442389][ T5321] spcp8x5_carrier_raised+0x30/0x80 [ 103.444649][ T5321] serial_port_carrier_raised+0x8c/0xc0 [ 103.446980][ T5321] tty_port_block_til_ready+0x44d/0x890 [ 103.449271][ T5321] ? __pfx_tty_port_block_til_ready+0x10/0x10 [ 103.451714][ T5321] ? __pfx_autoremove_wake_function+0x10/0x10 [ 103.454227][ T5321] ? _raw_spin_unlock_irq_enable+0x4f/0xa0 [ 103.456729][ T5321] ? tty_port_open+0x234/0x2b0 [ 103.458728][ T5321] tty_open+0x48a/0xcc0 [ 103.460496][ T5321] ? __pfx_tty_open+0x10/0x10 [ 103.462558][ T5321] ? do_raw_spin_unlock+0x4d/0x200 [ 103.464747][ T5321] chrdev_open+0x4d9/0x600 [ 103.466680][ T5321] ? __pfx_chrdev_open+0x10/0x10 [ 103.468828][ T5321] ? fsnotify_open_perm_and_set_mode+0x135/0x6b0 [ 103.471633][ T5321] ? __pfx_chrdev_open+0x10/0x10 [ 103.473805][ T5321] do_dentry_open+0x816/0x1380 [ 103.475840][ T5321] vfs_open+0x3b/0x340 [ 103.477637][ T5321] ? path_openat+0x1428/0x1d60 [ 103.479713][ T5321] path_openat+0x1443/0x1d60 [ 103.481838][ T5321] do_file_open+0x23e/0x4a0 [ 103.483824][ T5321] ? __pfx_do_file_open+0x10/0x10 [ 103.486027][ T5321] ? _raw_spin_unlock+0x28/0x50 [ 103.488125][ T5321] ? alloc_fd+0x651/0x6c0 [ 103.489983][ T5321] do_sys_openat2+0x115/0x200 [ 103.492003][ T5321] ? __se_sys_futex+0x3a8/0x450 [ 103.493997][ T5321] ? __pfx_do_sys_openat2+0x10/0x10 [ 103.496270][ T5321] ? rcu_is_watching+0x16/0xb0 [ 103.498293][ T5321] __x64_sys_openat+0x138/0x170 [ 103.500274][ T5321] do_syscall_64+0x166/0x520 [ 103.502251][ T5321] ? trace_irq_disable+0x3b/0x140 [ 103.504269][ T5321] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.506635][ T5321] ? clear_bhb_loop+0x70/0xc0 [ 103.508506][ T5321] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.510838][ T5321] RIP: 0033:0x7f633df9e0d9 [ 103.512652][ T5321] 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 [ 103.520414][ T5321] RSP: 002b:00007f633edd2fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 103.523733][ T5321] RAX: ffffffffffffffda RBX: 00007f633e226090 RCX: 00007f633df9e0d9 [ 103.526826][ T5321] RDX: 0000000000000000 RSI: 0000200000000700 RDI: ffffffffffffff9c [ 103.529980][ T5321] RBP: 00007f633e035024 R08: 0000000000000000 R09: 0000000000000000 [ 103.533070][ T5321] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 103.536153][ T5321] R13: 00007f633e226128 R14: 00007f633e226090 R15: 00007ffd0ec23d38 [ 103.539219][ T5321] [ 103.540914][ T5321] Kernel Offset: disabled [ 103.542617][ T5321] Rebooting in 86400 seconds..