------------[ cut here ]------------ WARNING: CPU: 1 PID: 13872 at net/mac80211/chan.c:2022 ieee80211_link_release_channel+0x154/0x180 net/mac80211/chan.c:2022 Modules linked in: CPU: 1 PID: 13872 Comm: syz.4.1753 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 RIP: 0010:ieee80211_link_release_channel+0x154/0x180 net/mac80211/chan.c:2022 Code: 7c 2d 00 00 74 08 48 89 df e8 a8 29 d6 f7 bf 60 1e 00 00 48 03 3b 5b 41 5c 41 5d 41 5e 41 5f 5d e9 e1 bf 85 00 e8 ec f1 7d f7 <0f> 0b eb c5 48 c7 c1 ac 49 8b 8e 80 e1 07 80 c1 03 38 c1 0f 8c 51 RSP: 0018:ffffc90003407498 EFLAGS: 00010283 RAX: ffffffff8a093014 RBX: ffff888074a35598 RCX: 0000000000080000 RDX: ffffc90019c01000 RSI: 000000000001e7fd RDI: 000000000001e7fe RBP: 0000000000000000 R08: ffffffff8e8b14ef R09: 1ffffffff1d1629d R10: dffffc0000000000 R11: fffffbfff1d1629e R12: ffff888074a36c08 R13: 1ffff1100e946ab3 R14: ffff888074a363c0 R15: dffffc0000000000 FS: 00007fa9d05d56c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000010000 CR3: 00000000252c2000 CR4: 00000000003526e0 Call Trace: ieee80211_teardown_sdata net/mac80211/iface.c:853 [inline] ieee80211_if_change_type+0x211/0xa70 net/mac80211/iface.c:1970 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+0x5f1/0x840 net/wireless/nl80211.c:4261 genl_family_rcv_msg_doit+0x211/0x310 net/netlink/genetlink.c:971 genl_family_rcv_msg net/netlink/genetlink.c:1051 [inline] genl_rcv_msg+0x619/0x7a0 net/netlink/genetlink.c:1066 netlink_rcv_skb+0x241/0x4d0 net/netlink/af_netlink.c:2545 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1075 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline] netlink_unicast+0x751/0x8d0 net/netlink/af_netlink.c:1346 netlink_sendmsg+0x8d0/0xbf0 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x4a9/0x6b0 net/socket.c:2200 __do_sys_sendto net/socket.c:2212 [inline] __se_sys_sendto net/socket.c:2208 [inline] __x64_sys_sendto+0xde/0xf0 net/socket.c:2208 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x55/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fa9d235d04e Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 RSP: 002b:00007fa9d05d3de8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007fa9d05d56c0 RCX: 00007fa9d235d04e RDX: 0000000000000024 RSI: 00007fa9d05d3fe0 RDI: 0000000000000008 RBP: 0000000000000000 R08: 00007fa9d05d3e64 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 R13: 0000000000000000 R14: 00007fa9d05d3fe0 R15: 0000000000000000