program:
r0 = syz_usb_connect(0x0, 0x39, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002000000402a1101000001010203010902270001010080fa0904000003ffffff00070581024000000705820240000007050302"], 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, &(0x7f0000001000)={0x84, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, &(0x7f0000001000)={0x84, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, &(0x7f0000001000)={0x84, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x40, 0x21, 0x1}})
[ 94.683218][ T5284] Bluetooth: hci0: command tx timeout
[ 95.030054][ T5308] usb 5-1: new high-speed USB device number 2 using dummy_hcd
[ 95.183386][ T5308] usb 5-1: config 1 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 64
[ 95.187616][ T5308] usb 5-1: config 1 interface 0 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 64
[ 95.191982][ T5308] usb 5-1: config 1 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0
[ 95.196636][ T5308] usb 5-1: config 1 interface 0 altsetting 0 bulk endpoint 0x3 has invalid maxpacket 0
[ 95.204432][ T5308] usb 5-1: New USB device found, idVendor=112a, idProduct=0001, bcdDevice= 1.00
[ 95.208960][ T5308] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 95.212741][ T5308] usb 5-1: Product: syz
[ 95.214585][ T5308] usb 5-1: Manufacturer: syz
[ 95.216521][ T5308] usb 5-1: SerialNumber: syz
[ 95.226830][ T5323] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[ 95.237029][ T5323] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[ 96.250978][ T5308] redrat3 5-1:1.0: Firmware rev:
[ 96.452637][ T5308] redrat3 5-1:1.0: Failed to read timeout from hardware
[ 96.509971][ T5308] rc_core: IR keymap rc-hauppauge not found
[ 96.512640][ T5308] Registered IR keymap rc-empty
[ 96.521434][ T5308] rc rc0: RedRat3 Infrared Remote Transceiver as /devices/platform/dummy_hcd.0/usb5/5-1/5-1:1.0/rc/rc0
[ 96.529275][ T5308] input: RedRat3 Infrared Remote Transceiver as /devices/platform/dummy_hcd.0/usb5/5-1/5-1:1.0/rc/rc0/input5
[ 96.740460][ T5284] Bluetooth: hci0: command tx timeout
[ 96.920317][ T5308] redrat3 5-1:1.0: redrat3_send_cmd: Error sending rr3 cmd res -71, data 0
[ 96.928692][ T5308] redrat3 5-1:1.0: redrat3_enable_detector: detector status: -5, should be 1
[ 96.941580][ T5308] redrat3 5-1:1.0: probe with driver redrat3 failed with error -5
[ 96.956716][ T5308] usb 5-1: USB disconnect, device number 2
[ 96.966958][ T4698] ==================================================================
[ 96.970013][ T4698] BUG: KASAN: slab-use-after-free in string+0x216/0x2d0
[ 96.973021][ T4698] Read of size 1 at addr ffff8880124a6758 by task udevd/4698
[ 96.976170][ T4698]
[ 96.977159][ T4698] CPU: 0 UID: 0 PID: 4698 Comm: udevd Not tainted syzkaller #0 PREEMPT(full)
[ 96.977174][ T4698] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 96.977182][ T4698] Call Trace:
[ 96.977189][ T4698]
[ 96.977194][ T4698] dump_stack_lvl+0xe8/0x150
[ 96.977213][ T4698] print_address_description+0x55/0x1e0
[ 96.977225][ T4698] ? string+0x216/0x2d0
[ 96.977232][ T4698] print_report+0x58/0x70
[ 96.977241][ T4698] kasan_report+0x117/0x150
[ 96.977251][ T4698] ? string+0x216/0x2d0
[ 96.977258][ T4698] string+0x216/0x2d0
[ 96.977266][ T4698] vsnprintf+0x74a/0xef0
[ 96.977274][ T4698] add_uevent_var+0x1ce/0x460
[ 96.977281][ T4698] ? __pfx___mutex_lock+0x10/0x10
[ 96.977291][ T4698] ? __pfx_add_uevent_var+0x10/0x10
[ 96.977299][ T4698] rc_dev_uevent+0x164/0x1a0
[ 96.977310][ T4698] dev_uevent+0x537/0x870
[ 96.977365][ T4698] ? __pfx_dev_uevent+0x10/0x10
[ 96.977379][ T4698] ? __kmalloc_cache_noprof+0x32d/0x660
[ 96.977393][ T4698] ? __kmalloc_cache_noprof+0x150/0x660
[ 96.977405][ T4698] ? uevent_show+0x15c/0x310
[ 96.977420][ T4698] uevent_show+0x1a0/0x310
[ 96.977432][ T4698] dev_attr_show+0x58/0xc0
[ 96.977440][ T4698] ? __pfx_dev_attr_show+0x10/0x10
[ 96.977449][ T4698] sysfs_kf_seq_show+0x331/0x490
[ 96.977459][ T4698] seq_read_iter+0x463/0xca0
[ 96.977468][ T4698] vfs_read+0x595/0xa80
[ 96.977480][ T4698] ? __pfx_vfs_read+0x10/0x10
[ 96.977489][ T4698] ? do_sys_openat2+0x14e/0x200
[ 96.977503][ T4698] ksys_read+0x150/0x270
[ 96.977513][ T4698] ? __pfx_ksys_read+0x10/0x10
[ 96.977523][ T4698] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 96.977531][ T4698] do_syscall_64+0x174/0x580
[ 96.977540][ T4698] ? clear_bhb_loop+0x40/0x90
[ 96.977548][ T4698] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 96.977555][ T4698] RIP: 0033:0x7f72ca0a7407
[ 96.977565][ T4698] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 96.977571][ T4698] RSP: 002b:00007ffd674b3410 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
[ 96.977579][ T4698] RAX: ffffffffffffffda RBX: 00007f72ca74f880 RCX: 00007f72ca0a7407
[ 96.977585][ T4698] RDX: 0000000000001000 RSI: 0000559a2d3d24b0 RDI: 000000000000000c
[ 96.977589][ T4698] RBP: 00007f72ca1efff0 R08: 0000000000000000 R09: 0000000000000000
[ 96.977593][ T4698] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000a
[ 96.977597][ T4698] R13: 00007f72ca1efea0 R14: 0000000000000000 R15: 0000559a2d3fe010
[ 96.977605][ T4698]
[ 96.977607][ T4698]
[ 97.084855][ T4698] Allocated by task 5308:
[ 97.086502][ T4698] kasan_save_track+0x3e/0x80
[ 97.088417][ T4698] __kasan_kmalloc+0x93/0xb0
[ 97.090364][ T4698] __kmalloc_cache_noprof+0x32d/0x660
[ 97.092527][ T4698] redrat3_dev_probe+0x477/0x2570
[ 97.094550][ T4698] usb_probe_interface+0x653/0xc60
[ 97.096724][ T4698] really_probe+0x254/0xae0
[ 97.098793][ T4698] __driver_probe_device+0x1e8/0x360
[ 97.101189][ T4698] driver_probe_device+0x4f/0x240
[ 97.103321][ T4698] __device_attach_driver+0x270/0x410
[ 97.105630][ T4698] bus_for_each_drv+0x258/0x2f0
[ 97.107627][ T4698] __device_attach+0x2c4/0x450
[ 97.109561][ T4698] device_initial_probe+0xa1/0xd0
[ 97.111651][ T4698] bus_probe_device+0x12a/0x220
[ 97.113642][ T4698] device_add+0x7d7/0xb80
[ 97.115364][ T4698] usb_set_configuration+0x1ad8/0x2180
[ 97.117618][ T4698] usb_generic_driver_probe+0x8d/0x150
[ 97.119934][ T4698] usb_probe_device+0x1c3/0x3b0
[ 97.122123][ T4698] really_probe+0x254/0xae0
[ 97.124362][ T4698] __driver_probe_device+0x1e8/0x360
[ 97.126536][ T4698] driver_probe_device+0x4f/0x240
[ 97.128606][ T4698] __device_attach_driver+0x270/0x410
[ 97.130714][ T4698] bus_for_each_drv+0x258/0x2f0
[ 97.132615][ T4698] __device_attach+0x2c4/0x450
[ 97.134574][ T4698] device_initial_probe+0xa1/0xd0
[ 97.136694][ T4698] bus_probe_device+0x12a/0x220
[ 97.138671][ T4698] device_add+0x7d7/0xb80
[ 97.140465][ T4698] usb_new_device+0x99d/0x1620
[ 97.142374][ T4698] hub_event+0x28e8/0x4d30
[ 97.144165][ T4698] process_scheduled_works+0xa8e/0x14e0
[ 97.146323][ T4698] worker_thread+0xa47/0xfb0
[ 97.148211][ T4698] kthread+0x388/0x470
[ 97.149873][ T4698] ret_from_fork+0x514/0xb70
[ 97.151656][ T4698] ret_from_fork_asm+0x1a/0x30
[ 97.153482][ T4698]
[ 97.154462][ T4698] Freed by task 5308:
[ 97.156081][ T4698] kasan_save_track+0x3e/0x80
[ 97.158120][ T4698] kasan_save_free_info+0x40/0x50
[ 97.160151][ T4698] __kasan_slab_free+0x5c/0x80
[ 97.162181][ T4698] kfree+0x1c5/0x640
[ 97.163847][ T4698] redrat3_dev_probe+0x1bf4/0x2570
[ 97.166005][ T4698] usb_probe_interface+0x653/0xc60
[ 97.168688][ T4698] really_probe+0x254/0xae0
[ 97.170961][ T4698] __driver_probe_device+0x1e8/0x360
[ 97.172713][ T4698] driver_probe_device+0x4f/0x240
[ 97.174471][ T4698] __device_attach_driver+0x270/0x410
[ 97.176767][ T4698] bus_for_each_drv+0x258/0x2f0
[ 97.178815][ T4698] __device_attach+0x2c4/0x450
[ 97.181256][ T4698] device_initial_probe+0xa1/0xd0
[ 97.183974][ T4698] bus_probe_device+0x12a/0x220
[ 97.185848][ T4698] device_add+0x7d7/0xb80
[ 97.187249][ T4698] usb_set_configuration+0x1ad8/0x2180
[ 97.189443][ T4698] usb_generic_driver_probe+0x8d/0x150
[ 97.191806][ T4698] usb_probe_device+0x1c3/0x3b0
[ 97.193985][ T4698] really_probe+0x254/0xae0
[ 97.195942][ T4698] __driver_probe_device+0x1e8/0x360
[ 97.198369][ T4698] driver_probe_device+0x4f/0x240
[ 97.200542][ T4698] __device_attach_driver+0x270/0x410
[ 97.202802][ T4698] bus_for_each_drv+0x258/0x2f0
[ 97.204910][ T4698] __device_attach+0x2c4/0x450
[ 97.206908][ T4698] device_initial_probe+0xa1/0xd0
[ 97.209076][ T4698] bus_probe_device+0x12a/0x220
[ 97.211135][ T4698] device_add+0x7d7/0xb80
[ 97.212991][ T4698] usb_new_device+0x99d/0x1620
[ 97.215133][ T4698] hub_event+0x28e8/0x4d30
[ 97.217044][ T4698] process_scheduled_works+0xa8e/0x14e0
[ 97.219243][ T4698] worker_thread+0xa47/0xfb0
[ 97.221211][ T4698] kthread+0x388/0x470
[ 97.222855][ T4698] ret_from_fork+0x514/0xb70
[ 97.224939][ T4698] ret_from_fork_asm+0x1a/0x30
[ 97.227111][ T4698]
[ 97.228249][ T4698] The buggy address belongs to the object at ffff8880124a6000
[ 97.228249][ T4698] which belongs to the cache kmalloc-2k of size 2048
[ 97.234084][ T4698] The buggy address is located 1880 bytes inside of
[ 97.234084][ T4698] freed 2048-byte region [ffff8880124a6000, ffff8880124a6800)
[ 97.239734][ T4698]
[ 97.240799][ T4698] The buggy address belongs to the physical page:
[ 97.243365][ T4698] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x124a0
[ 97.246804][ T4698] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 97.250332][ T4698] flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
[ 97.253413][ T4698] page_type: f5(slab)
[ 97.255178][ T4698] raw: 00fff00000000040 ffff88801b042000 dead000000000100 dead000000000122
[ 97.258650][ T4698] raw: 0000000000000000 0000000800080008 00000000f5000000 0000000000000000
[ 97.261968][ T4698] head: 00fff00000000040 ffff88801b042000 dead000000000100 dead000000000122
[ 97.265400][ T4698] head: 0000000000000000 0000000800080008 00000000f5000000 0000000000000000
[ 97.268922][ T4698] head: 00fff00000000003 fffffffffffffe01 00000000ffffffff 00000000ffffffff
[ 97.272340][ T4698] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008
[ 97.275824][ T4698] page dumped because: kasan: bad access detected
[ 97.278487][ T4698] page_owner tracks the page as allocated
[ 97.281016][ T4698] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd28c0(GFP_NOWAIT|__GFP_IO|__GFP_FS|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5283, tgid 5283 (syz-executor), ts 90962207109, free_ts 32427167731
[ 97.289965][ T4698] post_alloc_hook+0x1f9/0x250
[ 97.291992][ T4698] get_page_from_freelist+0x21fa/0x2270
[ 97.294262][ T4698] __alloc_frozen_pages_noprof+0x18d/0x380
[ 97.296751][ T4698] allocate_slab+0x79/0x5e0
[ 97.298700][ T4698] refill_objects+0x2d5/0x350
[ 97.300777][ T4698] __pcs_replace_empty_main+0x2bf/0x6b0
[ 97.303142][ T4698] __kmalloc_node_track_caller_noprof+0x557/0x730
[ 97.305994][ T4698] pskb_expand_head+0x22c/0x13a0
[ 97.308082][ T4698] netlink_trim+0x1b3/0x2c0
[ 97.310089][ T4698] netlink_broadcast_filtered+0x6d/0xea0
[ 97.312376][ T4698] nlmsg_notify+0xe3/0x1a0
[ 97.314187][ T4698] rtnetlink_event+0x224/0x270
[ 97.316219][ T4698] notifier_call_chain+0x1a5/0x3d0
[ 97.318326][ T4698] netdev_lower_state_changed+0xc4/0x140
[ 97.320778][ T4698] bond_lower_state_changed+0xf5/0x170
[ 97.323267][ T4698] bond_enslave+0x1f8b/0x3b10
[ 97.325261][ T4698] page last free pid 4699 tgid 4699 stack trace:
[ 97.328007][ T4698] __free_frozen_pages+0xc1e/0xd10
[ 97.330090][ T4698] __slab_free+0x274/0x2c0
[ 97.331794][ T4698] qlist_free_all+0x99/0x100
[ 97.333622][ T4698] kasan_quarantine_reduce+0x148/0x160
[ 97.335870][ T4698] __kasan_slab_alloc+0x22/0x80
[ 97.337894][ T4698] kmem_cache_alloc_noprof+0x2a0/0x5f0
[ 97.340033][ T4698] do_getname+0x2e/0x250
[ 97.341850][ T4698] do_sys_openat2+0xcc/0x200
[ 97.343777][ T4698] __x64_sys_openat+0x138/0x170
[ 97.345941][ T4698] do_syscall_64+0x174/0x580
[ 97.347913][ T4698] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 97.350514][ T4698]
[ 97.351661][ T4698] Memory state around the buggy address:
[ 97.354150][ T4698] ffff8880124a6600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 97.357608][ T4698] ffff8880124a6680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 97.360306][ T4698] >ffff8880124a6700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 97.363253][ T4698] ^
[ 97.365557][ T4698] ffff8880124a6780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 97.368501][ T4698] ffff8880124a6800: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 97.371591][ T4698] ==================================================================
[ 97.401929][ T4698] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 97.405142][ T4698] CPU: 0 UID: 0 PID: 4698 Comm: udevd Not tainted syzkaller #0 PREEMPT(full)
[ 97.408623][ T4698] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 97.413227][ T4698] Call Trace:
[ 97.414975][ T4698]
[ 97.416463][ T4698] vpanic+0x56c/0xa60
[ 97.418187][ T4698] ? __pfx_vpanic+0x10/0x10
[ 97.420162][ T4698] ? __pfx___schedule+0x10/0x10
[ 97.422160][ T4698] panic+0xc5/0xd0
[ 97.423767][ T4698] ? __pfx_panic+0x10/0x10
[ 97.425782][ T4698] ? preempt_schedule_thunk+0x16/0x40
[ 97.428220][ T4698] ? string+0x216/0x2d0
[ 97.430040][ T4698] check_panic_on_warn+0x89/0xb0
[ 97.432230][ T4698] ? string+0x216/0x2d0
[ 97.434057][ T4698] end_report+0x73/0x170
[ 97.435844][ T4698] ? string+0x216/0x2d0
[ 97.437665][ T4698] kasan_report+0x128/0x150
[ 97.439523][ T4698] ? string+0x216/0x2d0
[ 97.441483][ T4698] string+0x216/0x2d0
[ 97.443591][ T4698] vsnprintf+0x74a/0xef0
[ 97.446192][ T4698] add_uevent_var+0x1ce/0x460
[ 97.448646][ T4698] ? __pfx___mutex_lock+0x10/0x10
[ 97.450803][ T4698] ? __pfx_add_uevent_var+0x10/0x10
[ 97.453084][ T4698] rc_dev_uevent+0x164/0x1a0
[ 97.455090][ T4698] dev_uevent+0x537/0x870
[ 97.457090][ T4698] ? __pfx_dev_uevent+0x10/0x10
[ 97.459441][ T4698] ? __kmalloc_cache_noprof+0x32d/0x660
[ 97.462217][ T4698] ? __kmalloc_cache_noprof+0x150/0x660
[ 97.464665][ T4698] ? uevent_show+0x15c/0x310
[ 97.466731][ T4698] uevent_show+0x1a0/0x310
[ 97.468689][ T4698] dev_attr_show+0x58/0xc0
[ 97.470556][ T4698] ? __pfx_dev_attr_show+0x10/0x10
[ 97.472951][ T4698] sysfs_kf_seq_show+0x331/0x490
[ 97.475324][ T4698] seq_read_iter+0x463/0xca0
[ 97.477515][ T4698] vfs_read+0x595/0xa80
[ 97.479311][ T4698] ? __pfx_vfs_read+0x10/0x10
[ 97.481448][ T4698] ? do_sys_openat2+0x14e/0x200
[ 97.483659][ T4698] ksys_read+0x150/0x270
[ 97.485592][ T4698] ? __pfx_ksys_read+0x10/0x10
[ 97.487802][ T4698] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 97.490625][ T4698] do_syscall_64+0x174/0x580
[ 97.492649][ T4698] ? clear_bhb_loop+0x40/0x90
[ 97.494742][ T4698] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 97.497319][ T4698] RIP: 0033:0x7f72ca0a7407
[ 97.499201][ T4698] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 97.508912][ T4698] RSP: 002b:00007ffd674b3410 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
[ 97.512557][ T4698] RAX: ffffffffffffffda RBX: 00007f72ca74f880 RCX: 00007f72ca0a7407
[ 97.515918][ T4698] RDX: 0000000000001000 RSI: 0000559a2d3d24b0 RDI: 000000000000000c
[ 97.519296][ T4698] RBP: 00007f72ca1efff0 R08: 0000000000000000 R09: 0000000000000000
[ 97.523322][ T4698] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000a
[ 97.526960][ T4698] R13: 00007f72ca1efea0 R14: 0000000000000000 R15: 0000559a2d3fe010
[ 97.530353][ T4698]
[ 97.532072][ T4698] Kernel Offset: disabled
[ 97.533942][ T4698] Rebooting in 86400 seconds..