==================================================================
BUG: KASAN: use-after-free in __list_del_entry_valid+0xde/0x110 lib/list_debug.c:46
Read of size 8 at addr ffff888048bf1008 by task syz-executor.5/7597

CPU: 1 PID: 7597 Comm: syz-executor.5 Not tainted 5.19.0-syzkaller-11908-g7ebfc85e2cd7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
 print_address_description mm/kasan/report.c:317 [inline]
 print_report.cold+0x2ba/0x719 mm/kasan/report.c:433
 kasan_report+0xb1/0x1e0 mm/kasan/report.c:495
 __list_del_entry_valid+0xde/0x110 lib/list_debug.c:46
 __list_del_entry include/linux/list.h:134 [inline]
 list_del include/linux/list.h:148 [inline]
 mgmt_pending_remove+0x1a/0x160 net/bluetooth/mgmt_util.c:314
 remove_adv_monitor+0x1b9/0x1c0 net/bluetooth/mgmt.c:5057
 hci_mgmt_cmd net/bluetooth/hci_sock.c:1619 [inline]
 hci_sock_sendmsg+0x1dee/0x2490 net/bluetooth/hci_sock.c:1739
 sock_sendmsg_nosec net/socket.c:714 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:734
 sock_write_iter+0x291/0x3d0 net/socket.c:1108
 call_write_iter include/linux/fs.h:2192 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x9e9/0xdd0 fs/read_write.c:578
 ksys_write+0x1e8/0x250 fs/read_write.c:631
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f06ebe89279
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f06ecf70168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f06ebf9bf80 RCX: 00007f06ebe89279
RDX: 0000000000000008 RSI: 0000000020000080 RDI: 0000000000000004
RBP: 00007f06ecf701d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffee3f901ef R14: 00007f06ecf70300 R15: 0000000000022000
 </TASK>

Allocated by task 7597:
 kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38
 kasan_set_track mm/kasan/common.c:45 [inline]
 set_alloc_info mm/kasan/common.c:437 [inline]
 ____kasan_kmalloc mm/kasan/common.c:516 [inline]
 ____kasan_kmalloc mm/kasan/common.c:475 [inline]
 __kasan_kmalloc+0xa9/0xd0 mm/kasan/common.c:525
 kmalloc include/linux/slab.h:600 [inline]
 kzalloc include/linux/slab.h:733 [inline]
 mgmt_pending_new+0x57/0x290 net/bluetooth/mgmt_util.c:269
 mgmt_pending_add+0x34/0x160 net/bluetooth/mgmt_util.c:296
 remove_adv_monitor+0x120/0x1c0 net/bluetooth/mgmt.c:5040
 hci_mgmt_cmd net/bluetooth/hci_sock.c:1619 [inline]
 hci_sock_sendmsg+0x1dee/0x2490 net/bluetooth/hci_sock.c:1739
 sock_sendmsg_nosec net/socket.c:714 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:734
 sock_write_iter+0x291/0x3d0 net/socket.c:1108
 call_write_iter include/linux/fs.h:2192 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x9e9/0xdd0 fs/read_write.c:578
 ksys_write+0x1e8/0x250 fs/read_write.c:631
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

Freed by task 7597:
 kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38
 kasan_set_track+0x21/0x30 mm/kasan/common.c:45
 kasan_set_free_info+0x20/0x30 mm/kasan/generic.c:370
 ____kasan_slab_free mm/kasan/common.c:367 [inline]
 ____kasan_slab_free+0x166/0x1c0 mm/kasan/common.c:329
 kasan_slab_free include/linux/kasan.h:200 [inline]
 slab_free_hook mm/slub.c:1754 [inline]
 slab_free_freelist_hook+0x8b/0x1c0 mm/slub.c:1780
 slab_free mm/slub.c:3534 [inline]
 kfree+0xe2/0x580 mm/slub.c:4562
 remove_adv_monitor+0x18b/0x1c0 net/bluetooth/mgmt.c:5050
 hci_mgmt_cmd net/bluetooth/hci_sock.c:1619 [inline]
 hci_sock_sendmsg+0x1dee/0x2490 net/bluetooth/hci_sock.c:1739
 sock_sendmsg_nosec net/socket.c:714 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:734
 sock_write_iter+0x291/0x3d0 net/socket.c:1108
 call_write_iter include/linux/fs.h:2192 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x9e9/0xdd0 fs/read_write.c:578
 ksys_write+0x1e8/0x250 fs/read_write.c:631
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

Last potentially related work creation:
 kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38
 __kasan_record_aux_stack+0xbe/0xd0 mm/kasan/generic.c:348
 kvfree_call_rcu+0x74/0x940 kernel/rcu/tree.c:3322
 cfg80211_update_known_bss+0x833/0xa60 net/wireless/scan.c:1668
 cfg80211_bss_update+0xef/0x2070 net/wireless/scan.c:1715
 cfg80211_inform_single_bss_frame_data+0x72c/0x11b0 net/wireless/scan.c:2473
 cfg80211_inform_bss_frame_data+0xa7/0xb50 net/wireless/scan.c:2506
 ieee80211_bss_info_update+0x358/0xaf0 net/mac80211/scan.c:190
 ieee80211_rx_bss_info net/mac80211/ibss.c:1116 [inline]
 ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1605 [inline]
 ieee80211_ibss_rx_queued_mgmt+0x1a24/0x3150 net/mac80211/ibss.c:1634
 ieee80211_iface_process_skb net/mac80211/iface.c:1797 [inline]
 ieee80211_iface_work+0xa47/0xd30 net/mac80211/iface.c:1851
 process_one_work+0x991/0x1610 kernel/workqueue.c:2289
 worker_thread+0x665/0x1080 kernel/workqueue.c:2436
 kthread+0x2e4/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306

Second to last potentially related work creation:
 kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38
 __kasan_record_aux_stack+0xbe/0xd0 mm/kasan/generic.c:348
 kvfree_call_rcu+0x74/0x940 kernel/rcu/tree.c:3322
 cfg80211_update_known_bss+0x833/0xa60 net/wireless/scan.c:1668
 cfg80211_bss_update+0xef/0x2070 net/wireless/scan.c:1715
 cfg80211_inform_single_bss_frame_data+0x72c/0x11b0 net/wireless/scan.c:2473
 cfg80211_inform_bss_frame_data+0xa7/0xb50 net/wireless/scan.c:2506
 ieee80211_bss_info_update+0x358/0xaf0 net/mac80211/scan.c:190
 ieee80211_rx_bss_info net/mac80211/ibss.c:1116 [inline]
 ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1605 [inline]
 ieee80211_ibss_rx_queued_mgmt+0x1a24/0x3150 net/mac80211/ibss.c:1634
 ieee80211_iface_process_skb net/mac80211/iface.c:1797 [inline]
 ieee80211_iface_work+0xa47/0xd30 net/mac80211/iface.c:1851
 process_one_work+0x991/0x1610 kernel/workqueue.c:2289
 worker_thread+0x665/0x1080 kernel/workqueue.c:2436
 kthread+0x2e4/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306

The buggy address belongs to the object at ffff888048bf1000
 which belongs to the cache kmalloc-96 of size 96
The buggy address is located 8 bytes inside of
 96-byte region [ffff888048bf1000, ffff888048bf1060)

The buggy address belongs to the physical page:
page:ffffea000122fc40 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff888048bf1a00 pfn:0x48bf1
flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000200 dead000000000100 dead000000000122 ffff888011841780
raw: ffff888048bf1a00 000000008020001f 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_HARDWALL), pid 8, tgid 8 (kworker/u4:0), ts 182425579409, free_ts 182311288880
 prep_new_page mm/page_alloc.c:2532 [inline]
 get_page_from_freelist+0x109b/0x2ce0 mm/page_alloc.c:4283
 __alloc_pages+0x1c7/0x510 mm/page_alloc.c:5515
 alloc_pages+0x1a6/0x270 mm/mempolicy.c:2270
 alloc_slab_page mm/slub.c:1824 [inline]
 allocate_slab+0x27e/0x3d0 mm/slub.c:1969
 new_slab mm/slub.c:2029 [inline]
 ___slab_alloc+0x7f1/0xe10 mm/slub.c:3031
 __slab_alloc.constprop.0+0x4d/0xa0 mm/slub.c:3118
 slab_alloc_node mm/slub.c:3209 [inline]
 slab_alloc mm/slub.c:3251 [inline]
 __kmalloc+0x32b/0x340 mm/slub.c:4420
 kmalloc include/linux/slab.h:605 [inline]
 kzalloc include/linux/slab.h:733 [inline]
 cfg80211_inform_single_bss_frame_data+0x346/0x11b0 net/wireless/scan.c:2445
 cfg80211_inform_bss_frame_data+0xa7/0xb50 net/wireless/scan.c:2506
 ieee80211_bss_info_update+0x358/0xaf0 net/mac80211/scan.c:190
 ieee80211_rx_bss_info net/mac80211/ibss.c:1116 [inline]
 ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1605 [inline]
 ieee80211_ibss_rx_queued_mgmt+0x1a24/0x3150 net/mac80211/ibss.c:1634
 ieee80211_iface_process_skb net/mac80211/iface.c:1797 [inline]
 ieee80211_iface_work+0xa47/0xd30 net/mac80211/iface.c:1851
 process_one_work+0x991/0x1610 kernel/workqueue.c:2289
 worker_thread+0x665/0x1080 kernel/workqueue.c:2436
 kthread+0x2e4/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1449 [inline]
 free_pcp_prepare+0x5e4/0xd20 mm/page_alloc.c:1499
 free_unref_page_prepare mm/page_alloc.c:3380 [inline]
 free_unref_page+0x19/0x4d0 mm/page_alloc.c:3476
 __unfreeze_partials+0x17c/0x1a0 mm/slub.c:2548
 qlink_free mm/kasan/quarantine.c:168 [inline]
 qlist_free_all+0x6a/0x170 mm/kasan/quarantine.c:187
 kasan_quarantine_reduce+0x180/0x200 mm/kasan/quarantine.c:294
 __kasan_slab_alloc+0xa2/0xc0 mm/kasan/common.c:447
 kasan_slab_alloc include/linux/kasan.h:224 [inline]
 slab_post_alloc_hook mm/slab.h:727 [inline]
 slab_alloc_node mm/slub.c:3243 [inline]
 kmem_cache_alloc_node+0x2b1/0x3f0 mm/slub.c:3293
 __alloc_skb+0x210/0x2f0 net/core/skbuff.c:418
 alloc_skb include/linux/skbuff.h:1257 [inline]
 alloc_skb_with_frags+0x93/0x6c0 net/core/skbuff.c:6018
 sock_alloc_send_pskb+0x7a3/0x930 net/core/sock.c:2663
 sock_alloc_send_skb include/net/sock.h:1841 [inline]
 mld_newpack.isra.0+0x1b9/0x770 net/ipv6/mcast.c:1748
 add_grhead+0x295/0x340 net/ipv6/mcast.c:1851
 add_grec+0x1082/0x1560 net/ipv6/mcast.c:1989
 mld_send_cr net/ipv6/mcast.c:2115 [inline]
 mld_ifc_work+0x452/0xdc0 net/ipv6/mcast.c:2653
 process_one_work+0x991/0x1610 kernel/workqueue.c:2289
 worker_thread+0x665/0x1080 kernel/workqueue.c:2436

Memory state around the buggy address:
 ffff888048bf0f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff888048bf0f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff888048bf1000: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc
                      ^
 ffff888048bf1080: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc
 ffff888048bf1100: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc
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