------------[ cut here ]------------ WARNING: CPU: 1 PID: 16750 at net/mac80211/chan.c:2021 ieee80211_link_release_channel+0x154/0x180 net/mac80211/chan.c:2021 Modules linked in: CPU: 1 PID: 16750 Comm: syz.9.3069 Not tainted 6.6.102-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:ieee80211_link_release_channel+0x154/0x180 net/mac80211/chan.c:2021 Code: 7c 2d 00 00 74 08 48 89 df e8 58 94 ea f7 bf 60 1e 00 00 48 03 3b 5b 41 5c 41 5d 41 5e 41 5f 5d e9 21 9f 83 00 e8 0c 4d 93 f7 <0f> 0b eb c5 48 c7 c1 dc bc 4a 8e 80 e1 07 80 c1 03 38 c1 0f 8c 51 RSP: 0018:ffffc9000c1071f8 EFLAGS: 00010287 RAX: ffffffff89f23e14 RBX: ffff88802533d598 RCX: 0000000000080000 RDX: ffffc900055f9000 RSI: 000000000001f2c8 RDI: 000000000001f2c9 RBP: 0000000000000000 R08: ffffffff8e4a882f R09: 1ffffffff1c95105 R10: dffffc0000000000 R11: fffffbfff1c95106 R12: ffff88802533ec08 R13: 1ffff11004a67ab3 R14: ffff88802533e3c0 R15: dffffc0000000000 FS: 00007f70a5ec66c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b3011eff8 CR3: 000000004b6b4000 CR4: 00000000003506e0 Call Trace: ieee80211_teardown_sdata net/mac80211/iface.c:841 [inline] ieee80211_if_change_type+0x211/0xa70 net/mac80211/iface.c:1958 ieee80211_change_iface+0x5c/0x4c0 net/mac80211/cfg.c:217 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x812/0xf30 net/wireless/util.c:1219 nl80211_set_interface+0x5e2/0x820 net/wireless/nl80211.c:4261 genl_family_rcv_msg_doit+0x209/0x2f0 net/netlink/genetlink.c:971 genl_family_rcv_msg net/netlink/genetlink.c:1051 [inline] genl_rcv_msg+0x60b/0x790 net/netlink/genetlink.c:1066 netlink_rcv_skb+0x216/0x480 net/netlink/af_netlink.c:2555 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1075 netlink_unicast_kernel net/netlink/af_netlink.c:1330 [inline] netlink_unicast+0x751/0x8d0 net/netlink/af_netlink.c:1356 netlink_sendmsg+0x8c1/0xbe0 net/netlink/af_netlink.c:1904 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0x5bf/0x950 net/socket.c:2595 ___sys_sendmsg+0x220/0x290 net/socket.c:2649 __sys_sendmsg net/socket.c:2678 [inline] __do_sys_sendmsg net/socket.c:2687 [inline] __se_sys_sendmsg+0x1a5/0x270 net/socket.c:2685 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f70a4f8ebe9 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:00007f70a5ec6038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f70a51b5fa0 RCX: 00007f70a4f8ebe9 RDX: 0000000000000000 RSI: 0000200000000340 RDI: 0000000000000004 RBP: 00007f70a5011e19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f70a51b6038 R14: 00007f70a51b5fa0 R15: 00007ffe77e80648