RBP: 00007f4a52781090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 00007f4a51ba5fa0 R15: 00007fff60422438
 </TASK>
INFO: trying to register non-static key.
The code is fine but needs lockdep annotation, or maybe
you didn't initialize this object before use?
turning off the locking correctness validator.
CPU: 0 UID: 0 PID: 6546 Comm: syz.0.16 Not tainted 6.14.0-rc7-syzkaller-g4701f33a1070-dirty #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
 assign_lock_key kernel/locking/lockdep.c:983 [inline]
 register_lock_class+0xc39/0x1240 kernel/locking/lockdep.c:1297
 __lock_acquire+0x135/0x3c40 kernel/locking/lockdep.c:5103
 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5851
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x3a/0x60 kernel/locking/spinlock.c:162
 cfg80211_dev_free+0x2b1/0x420 net/wireless/core.c:1197
 device_release+0xa1/0x240 drivers/base/core.c:2568
 kobject_cleanup lib/kobject.c:689 [inline]
 kobject_release lib/kobject.c:720 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x1e4/0x5a0 lib/kobject.c:737
 put_device+0x1f/0x30 drivers/base/core.c:3774
 wiphy_free net/wireless/core.c:1226 [inline]
 wiphy_new_nm+0x1c1f/0x2160 net/wireless/core.c:562
 ieee80211_alloc_hw_nm+0x1b7a/0x2260 net/mac80211/main.c:835
 mac80211_hwsim_new_radio+0x1d6/0x54e0 drivers/net/wireless/virtual/mac80211_hwsim.c:5185
 hwsim_new_radio_nl+0xb42/0x12b0 drivers/net/wireless/virtual/mac80211_hwsim.c:6242
 genl_family_rcv_msg_doit+0x202/0x2f0 net/netlink/genetlink.c:1115
 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline]
 genl_rcv_msg+0x565/0x800 net/netlink/genetlink.c:1210
 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2533
 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219
 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline]
 netlink_unicast+0x53c/0x7f0 net/netlink/af_netlink.c:1338
 netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1882
 sock_sendmsg_nosec net/socket.c:718 [inline]
 __sock_sendmsg net/socket.c:733 [inline]
 ____sys_sendmsg+0xaaf/0xc90 net/socket.c:2573
 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2627
 __sys_sendmsg+0x16e/0x220 net/socket.c:2659
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4a5198d169
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f4a52781038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f4a51ba5fa0 RCX: 00007f4a5198d169
RDX: 0000000020000000 RSI: 0000400000000140 RDI: 0000000000000003
RBP: 00007f4a52781090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 00007f4a51ba5fa0 R15: 00007fff60422438
 </TASK>
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6546 at net/wireless/core.c:1198 cfg80211_dev_free+0x324/0x420 net/wireless/core.c:1198
Modules linked in:
CPU: 0 UID: 0 PID: 6546 Comm: syz.0.16 Not tainted 6.14.0-rc7-syzkaller-g4701f33a1070-dirty #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:cfg80211_dev_free+0x324/0x420 net/wireless/core.c:1198
Code: 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 e6 00 00 00 49 8b 9d 08 0e 00 00 e9 2e fd ff ff e8 4d 10 11 f7 90 <0f> 0b 90 eb b2 4c 89 ff e8 bf 22 74 f7 e9 04 ff ff ff 48 89 ef e8
RSP: 0018:ffffc90003fff1b8 EFLAGS: 00010093
RAX: 0000000000000000 RBX: 0000000000000293 RCX: ffffffff81972ead
RDX: ffff88802d654880 RSI: ffffffff8aa8e213 RDI: ffffc90003fff128
RBP: ffff88802c9d8e08 R08: 0000000000000001 R09: fffff520007ffe25
R10: 0000000000000003 R11: 0000000000000001 R12: ffff88802c9d86a8
R13: ffff88802c9d8000 R14: ffff88802c9d86b8 R15: 0000000000000000
FS:  00007f4a527816c0(0000) GS:ffff88806a600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000400000001ac0 CR3: 0000000030dea000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 device_release+0xa1/0x240 drivers/base/core.c:2568
 kobject_cleanup lib/kobject.c:689 [inline]
 kobject_release lib/kobject.c:720 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x1e4/0x5a0 lib/kobject.c:737
 put_device+0x1f/0x30 drivers/base/core.c:3774
 wiphy_free net/wireless/core.c:1226 [inline]
 wiphy_new_nm+0x1c1f/0x2160 net/wireless/core.c:562
 ieee80211_alloc_hw_nm+0x1b7a/0x2260 net/mac80211/main.c:835
 mac80211_hwsim_new_radio+0x1d6/0x54e0 drivers/net/wireless/virtual/mac80211_hwsim.c:5185
 hwsim_new_radio_nl+0xb42/0x12b0 drivers/net/wireless/virtual/mac80211_hwsim.c:6242
 genl_family_rcv_msg_doit+0x202/0x2f0 net/netlink/genetlink.c:1115
 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline]
 genl_rcv_msg+0x565/0x800 net/netlink/genetlink.c:1210
 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2533
 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219
 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline]
 netlink_unicast+0x53c/0x7f0 net/netlink/af_netlink.c:1338
 netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1882
 sock_sendmsg_nosec net/socket.c:718 [inline]
 __sock_sendmsg net/socket.c:733 [inline]
 ____sys_sendmsg+0xaaf/0xc90 net/socket.c:2573
 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2627
 __sys_sendmsg+0x16e/0x220 net/socket.c:2659
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4a5198d169
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f4a52781038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f4a51ba5fa0 RCX: 00007f4a5198d169
RDX: 0000000020000000 RSI: 0000400000000140 RDI: 0000000000000003
RBP: 00007f4a52781090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 00007f4a51ba5fa0 R15: 00007fff60422438
 </TASK>