program: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_usb_connect(0x3, 0x39, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002ff00004071041e080001000000010902270001010080320904000003ff000000070581034000010705820200020007050302"], 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./dev\x00', 0x1ff) r2 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r2, &(0x7f0000000080)={0x2, 0x4e21, @multicast1}, 0x10) connect$inet(r2, &(0x7f0000000180)={0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x1d}}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r2, 0x6, 0xd, &(0x7f0000000280)='cdg', 0x3) sendto$inet(r2, &(0x7f0000000000), 0xffffffffffffff94, 0xb, 0x0, 0x0) recvfrom$inet(r2, &(0x7f0000000080)=""/8, 0xfffffffffffffd0b, 0xc9100120, 0x0, 0xfffffffffffffd25) mount(0x0, &(0x7f0000000500)='./dev\x00', &(0x7f0000000600)='devtmpfs\x00', 0x0, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./dev/ttyUSB0\x00', 0x0, 0x0) syz_usb_control_io(r1, 0x0, 0x0) ioctl$TCSETS(r3, 0x5402, &(0x7f0000000040)={0x17, 0x5, 0xd, 0x1, 0x6, "9591c289333bef7d35119544ed641462d4304c"}) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) r5 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCGIFINDEX_80211(r5, 0x8933, &(0x7f00000000c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x24, r4, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x3}]}, 0x24}}, 0x0) sendmsg$NL80211_CMD_START_AP(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x1c, r4, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}}, 0x1c}, 0x1, 0x0, 0x0, 0x90}, 0x0) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_usb_connect(0x3, 0x39, &(0x7f0000000000)=ANY=[@ANYBLOB="12010002ff00004071041e080001000000010902270001010080320904000003ff000000070581034000010705820200020007050302"], 0x0) (async) mkdirat(0xffffffffffffff9c, &(0x7f0000000400)='./dev\x00', 0x1ff) (async) socket$inet_tcp(0x2, 0x1, 0x0) (async) bind$inet(r2, &(0x7f0000000080)={0x2, 0x4e21, @multicast1}, 0x10) (async) connect$inet(r2, &(0x7f0000000180)={0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x1d}}, 0x10) (async) setsockopt$inet_tcp_TCP_CONGESTION(r2, 0x6, 0xd, &(0x7f0000000280)='cdg', 0x3) (async) sendto$inet(r2, &(0x7f0000000000), 0xffffffffffffff94, 0xb, 0x0, 0x0) (async) recvfrom$inet(r2, &(0x7f0000000080)=""/8, 0xfffffffffffffd0b, 0xc9100120, 0x0, 0xfffffffffffffd25) (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(r1, 0x0, 0x0) (async) ioctl$TCSETS(r3, 0x5402, &(0x7f0000000040)={0x17, 0x5, 0xd, 0x1, 0x6, "9591c289333bef7d35119544ed641462d4304c"}) (async) syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) (async) socket$unix(0x1, 0x5, 0x0) (async) ioctl$sock_SIOCGIFINDEX_80211(r5, 0x8933, &(0x7f00000000c0)={'wlan1\x00'}) (async) sendmsg$NL80211_CMD_SET_INTERFACE(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x24, r4, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x3}]}, 0x24}}, 0x0) (async) sendmsg$NL80211_CMD_START_AP(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x1c, r4, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}}, 0x1c}, 0x1, 0x0, 0x0, 0x90}, 0x0) (async) [ 95.116871][ T4642] Bluetooth: hci0: command tx timeout [ 95.476722][ T5302] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 95.628134][ T5302] usb 5-1: New USB device found, idVendor=0471, idProduct=081e, bcdDevice= 1.00 [ 95.634338][ T5302] usb 5-1: config 1 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0 [ 95.638884][ T5302] usb 5-1: config 1 interface 0 altsetting 0 bulk endpoint 0x3 has invalid maxpacket 0 [ 95.643012][ T5302] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 95.678428][ T5302] spcp8x5 5-1:1.0: SPCP8x5 converter detected [ 95.704350][ T5302] usb 5-1: SPCP8x5 converter now attached to ttyUSB0 [ 96.137660][ T5325] SPCP8x5 ttyUSB0: failed to set control lines: -110 [ 96.141079][ T5325] SPCP8x5 ttyUSB0: Set UART format 0x30b failed (error = -32) [ 96.146008][ T5325] SPCP8x5 ttyUSB0: failed to set control lines: -32 [ 96.231660][ T5318] SPCP8x5 ttyUSB0: Set UART format 0x5 failed (error = -32) [ 96.268739][ T5320] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 96.280144][ T5318] SPCP8x5 ttyUSB0: failed to set control lines: -32 [ 96.292019][ T5318] ------------[ cut here ]------------ [ 96.294490][ T5318] do not call blocking ops when !TASK_RUNNING; state=1 set at [] prepare_to_wait+0x174/0x210 [ 96.299843][ T5318] WARNING: kernel/sched/core.c:9161 at __might_sleep+0x92/0xf0, CPU#0: syz.0.0/5318 [ 96.303963][ T5318] Modules linked in: [ 96.306957][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 96.310972][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 96.315516][ T5318] RIP: 0010:__might_sleep+0xac/0xf0 [ 96.317972][ T5318] 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 [ 96.327635][ T5318] RSP: 0018:ffffc9000dbc7550 EFLAGS: 00010246 [ 96.330474][ T5318] RAX: 0000000000000000 RBX: ffff888034eb3e00 RCX: ffffffff819f8db4 [ 96.333951][ T5318] RDX: ffffffff819f8db4 RSI: 0000000000000001 RDI: ffffffff907bf290 [ 96.337990][ T5318] RBP: 0000000000000001 R08: ffffc9000dbc7358 R09: 0000000000000020 [ 96.341360][ T5318] R10: 0000000000000000 R11: ffffffff81a310d0 R12: 1ffff110069d67c0 [ 96.344821][ T5318] R13: 0000000000000140 R14: ffffffff907bf290 R15: dffffc0000000000 [ 96.348371][ T5318] FS: 00007f1265f3c6c0(0000) GS:ffff88808c30a000(0000) knlGS:0000000000000000 [ 96.352166][ T5318] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.355031][ T5318] CR2: 00007f1265e55d58 CR3: 000000003445e000 CR4: 0000000000352ef0 [ 96.358410][ T5318] Call Trace: [ 96.359901][ T5318] [ 96.361222][ T5318] __kmalloc_cache_noprof+0x94/0x660 [ 96.363647][ T5318] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 96.366002][ T5318] ? spcp8x5_get_msr+0xd3/0x2d0 [ 96.368297][ T5318] ? spcp8x5_get_msr+0xd3/0x2d0 [ 96.370422][ T5318] spcp8x5_get_msr+0xd3/0x2d0 [ 96.372573][ T5318] ? __pfx_spcp8x5_carrier_raised+0x10/0x10 [ 96.375197][ T5318] spcp8x5_carrier_raised+0x30/0x80 [ 96.377699][ T5318] serial_port_carrier_raised+0x8c/0xc0 [ 96.380195][ T5318] tty_port_block_til_ready+0x44d/0x890 [ 96.382676][ T5318] ? __pfx_tty_port_block_til_ready+0x10/0x10 [ 96.385327][ T5318] ? __pfx_autoremove_wake_function+0x10/0x10 [ 96.388046][ T5318] ? _raw_spin_unlock_irq_enable+0x4f/0xa0 [ 96.390622][ T5318] ? tty_port_open+0x234/0x2b0 [ 96.392768][ T5318] tty_open+0x48a/0xcc0 [ 96.394714][ T5318] ? __pfx_tty_open+0x10/0x10 [ 96.396888][ T5318] ? do_raw_spin_unlock+0x4d/0x200 [ 96.399289][ T5318] chrdev_open+0x4d9/0x600 [ 96.401353][ T5318] ? __pfx_chrdev_open+0x10/0x10 [ 96.403513][ T5318] ? fsnotify_open_perm_and_set_mode+0x135/0x6b0 [ 96.406096][ T5318] ? __pfx_chrdev_open+0x10/0x10 [ 96.408284][ T5318] do_dentry_open+0x816/0x1380 [ 96.410466][ T5318] vfs_open+0x3b/0x340 [ 96.412337][ T5318] ? path_openat+0x1428/0x1d60 [ 96.414480][ T5318] path_openat+0x1443/0x1d60 [ 96.416486][ T5318] do_file_open+0x23e/0x4a0 [ 96.418523][ T5318] ? __pfx_do_file_open+0x10/0x10 [ 96.420803][ T5318] ? _raw_spin_unlock+0x28/0x50 [ 96.423168][ T5318] ? alloc_fd+0x651/0x6c0 [ 96.425153][ T5318] do_sys_openat2+0x115/0x200 [ 96.427381][ T5318] ? lapic_next_event+0x11/0x20 [ 96.429592][ T5318] ? __pfx_do_sys_openat2+0x10/0x10 [ 96.431848][ T5318] __x64_sys_openat+0x138/0x170 [ 96.433983][ T5318] do_syscall_64+0x166/0x520 [ 96.435986][ T5318] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.438731][ T5318] ? clear_bhb_loop+0x70/0xc0 [ 96.440859][ T5318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.443437][ T5318] RIP: 0033:0x7f1264f9e159 [ 96.445366][ T5318] 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 [ 96.453573][ T5318] RSP: 002b:00007f1265f3bfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 96.457097][ T5318] RAX: ffffffffffffffda RBX: 00007f1265225fa0 RCX: 00007f1264f9e159 [ 96.460817][ T5318] RDX: 0000000000000000 RSI: 0000200000000700 RDI: ffffffffffffff9c [ 96.464406][ T5318] RBP: 00007f1265035024 R08: 0000000000000000 R09: 0000000000000000 [ 96.467951][ T5318] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 96.471461][ T5318] R13: 00007f1265226038 R14: 00007f1265225fa0 R15: 00007ffc7a2a01b8 [ 96.475105][ T5318] [ 96.476602][ T5318] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 96.479768][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 96.483756][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 96.488043][ T5318] Call Trace: [ 96.489532][ T5318] [ 96.490817][ T5318] vpanic+0x56d/0xa60 [ 96.492532][ T5318] ? __pfx__printk+0x10/0x10 [ 96.494353][ T5318] ? __pfx_vpanic+0x10/0x10 [ 96.496095][ T5318] ? is_bpf_text_address+0x292/0x2b0 [ 96.498116][ T5318] ? is_bpf_text_address+0x26/0x2b0 [ 96.499955][ T5318] panic+0xc5/0xd0 [ 96.501392][ T5318] ? __pfx_panic+0x10/0x10 [ 96.503080][ T5318] __warn+0x315/0x4c0 [ 96.504530][ T5318] ? __might_sleep+0x92/0xf0 [ 96.506134][ T5318] ? __might_sleep+0x92/0xf0 [ 96.507809][ T5318] __report_bug+0x276/0x570 [ 96.509589][ T5318] ? __might_sleep+0x92/0xf0 [ 96.511313][ T5318] ? __pfx___report_bug+0x10/0x10 [ 96.513226][ T5318] ? prepare_to_wait+0x174/0x210 [ 96.515209][ T5318] ? prepare_to_wait+0x174/0x210 [ 96.517166][ T5318] ? irqentry_exit+0x218/0x910 [ 96.519061][ T5318] report_bug_entry+0x19b/0x290 [ 96.521008][ T5318] ? __might_sleep+0xac/0xf0 [ 96.522808][ T5318] ? __might_sleep+0xb1/0xf0 [ 96.524737][ T5318] handle_bug+0xce/0x200 [ 96.526532][ T5318] exc_invalid_op+0x1a/0x50 [ 96.528423][ T5318] asm_exc_invalid_op+0x1a/0x20 [ 96.530607][ T5318] RIP: 0010:__might_sleep+0xac/0xf0 [ 96.532750][ T5318] 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 [ 96.540702][ T5318] RSP: 0018:ffffc9000dbc7550 EFLAGS: 00010246 [ 96.543276][ T5318] RAX: 0000000000000000 RBX: ffff888034eb3e00 RCX: ffffffff819f8db4 [ 96.546679][ T5318] RDX: ffffffff819f8db4 RSI: 0000000000000001 RDI: ffffffff907bf290 [ 96.549723][ T5318] RBP: 0000000000000001 R08: ffffc9000dbc7358 R09: 0000000000000020 [ 96.553091][ T5318] R10: 0000000000000000 R11: ffffffff81a310d0 R12: 1ffff110069d67c0 [ 96.556378][ T5318] R13: 0000000000000140 R14: ffffffff907bf290 R15: dffffc0000000000 [ 96.559741][ T5318] ? __pfx_hlock_conflict+0x10/0x10 [ 96.562051][ T5318] ? prepare_to_wait+0x174/0x210 [ 96.564264][ T5318] ? prepare_to_wait+0x174/0x210 [ 96.566475][ T5318] __kmalloc_cache_noprof+0x94/0x660 [ 96.568549][ T5318] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 96.570652][ T5318] ? spcp8x5_get_msr+0xd3/0x2d0 [ 96.572618][ T5318] ? spcp8x5_get_msr+0xd3/0x2d0 [ 96.574614][ T5318] spcp8x5_get_msr+0xd3/0x2d0 [ 96.576615][ T5318] ? __pfx_spcp8x5_carrier_raised+0x10/0x10 [ 96.579093][ T5318] spcp8x5_carrier_raised+0x30/0x80 [ 96.581335][ T5318] serial_port_carrier_raised+0x8c/0xc0 [ 96.583611][ T5318] tty_port_block_til_ready+0x44d/0x890 [ 96.585920][ T5318] ? __pfx_tty_port_block_til_ready+0x10/0x10 [ 96.588496][ T5318] ? __pfx_autoremove_wake_function+0x10/0x10 [ 96.591002][ T5318] ? _raw_spin_unlock_irq_enable+0x4f/0xa0 [ 96.593276][ T5318] ? tty_port_open+0x234/0x2b0 [ 96.595199][ T5318] tty_open+0x48a/0xcc0 [ 96.596851][ T5318] ? __pfx_tty_open+0x10/0x10 [ 96.598740][ T5318] ? do_raw_spin_unlock+0x4d/0x200 [ 96.600788][ T5318] chrdev_open+0x4d9/0x600 [ 96.602562][ T5318] ? __pfx_chrdev_open+0x10/0x10 [ 96.604512][ T5318] ? fsnotify_open_perm_and_set_mode+0x135/0x6b0 [ 96.607162][ T5318] ? __pfx_chrdev_open+0x10/0x10 [ 96.609148][ T5318] do_dentry_open+0x816/0x1380 [ 96.611094][ T5318] vfs_open+0x3b/0x340 [ 96.612735][ T5318] ? path_openat+0x1428/0x1d60 [ 96.614679][ T5318] path_openat+0x1443/0x1d60 [ 96.616647][ T5318] do_file_open+0x23e/0x4a0 [ 96.618636][ T5318] ? __pfx_do_file_open+0x10/0x10 [ 96.620835][ T5318] ? _raw_spin_unlock+0x28/0x50 [ 96.622781][ T5318] ? alloc_fd+0x651/0x6c0 [ 96.624490][ T5318] do_sys_openat2+0x115/0x200 [ 96.626361][ T5318] ? lapic_next_event+0x11/0x20 [ 96.628282][ T5318] ? __pfx_do_sys_openat2+0x10/0x10 [ 96.630593][ T5318] __x64_sys_openat+0x138/0x170 [ 96.632682][ T5318] do_syscall_64+0x166/0x520 [ 96.635677][ T5318] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.638229][ T5318] ? clear_bhb_loop+0x70/0xc0 [ 96.640276][ T5318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.642856][ T5318] RIP: 0033:0x7f1264f9e159 [ 96.644888][ T5318] 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 [ 96.652806][ T5318] RSP: 002b:00007f1265f3bfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 96.656293][ T5318] RAX: ffffffffffffffda RBX: 00007f1265225fa0 RCX: 00007f1264f9e159 [ 96.659509][ T5318] RDX: 0000000000000000 RSI: 0000200000000700 RDI: ffffffffffffff9c [ 96.662847][ T5318] RBP: 00007f1265035024 R08: 0000000000000000 R09: 0000000000000000 [ 96.666242][ T5318] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 96.669964][ T5318] R13: 00007f1265226038 R14: 00007f1265225fa0 R15: 00007ffc7a2a01b8 [ 96.673334][ T5318] [ 96.675062][ T5318] Kernel Offset: disabled [ 96.676942][ T5318] Rebooting in 86400 seconds..