------------[ cut here ]------------ WARNING: CPU: 1 PID: 6982 at net/mac80211/offchannel.c:404 ieee80211_start_next_roc+0x24c/0x2c0 net/mac80211/offchannel.c:404 Modules linked in: CPU: 1 UID: 0 PID: 6982 Comm: syz-executor.0 Not tainted 6.17.0-rc1-syzkaller-gee94b00c1a64 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:ieee80211_start_next_roc+0x24c/0x2c0 net/mac80211/offchannel.c:404 Code: 7b 40 e8 97 77 db ff 48 83 c4 10 5b 5d e9 6c a6 b8 f6 e8 67 a6 b8 f6 48 89 df e8 4f 5f ff ff e9 40 ff ff ff e8 55 a6 b8 f6 90 <0f> 0b 90 e9 32 ff ff ff 48 c7 c7 44 a3 ab 90 e8 e0 06 1e f7 e9 db RSP: 0018:ffffc9000bca7300 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88804f3f0e40 RCX: ffffffff8b02eb06 RDX: ffff88802c253c00 RSI: ffffffff8b02ec3b RDI: 0000000000000001 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: ffffffff9b0aff88 R12: 0000000000000001 R13: ffff88804f3f28c0 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007f24efffe6c0(0000) GS:ffff8881247bf000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3cec0d9514 CR3: 0000000075704000 CR4: 0000000000350ef0 Call Trace: __ieee80211_scan_completed+0x4fb/0xe40 net/mac80211/scan.c:528 ieee80211_scan_cancel+0x1cf/0x980 net/mac80211/scan.c:1318 ieee80211_do_stop+0x1b46/0x2520 net/mac80211/iface.c:474 ieee80211_runtime_change_iftype net/mac80211/iface.c:1969 [inline] ieee80211_if_change_type+0x377/0x800 net/mac80211/iface.c:2007 ieee80211_change_iface+0xa5/0x500 net/mac80211/cfg.c:254 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x582/0xdc0 net/wireless/util.c:1265 nl80211_set_interface+0x911/0xcb0 net/wireless/nl80211.c:4509 genl_family_rcv_msg_doit+0x209/0x2f0 net/netlink/genetlink.c:1115 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0x55c/0x800 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline] netlink_unicast+0x5aa/0x870 net/netlink/af_netlink.c:1346 netlink_sendmsg+0x8d1/0xdd0 net/netlink/af_netlink.c:1896 sock_sendmsg_nosec net/socket.c:714 [inline] __sock_sendmsg net/socket.c:729 [inline] __sys_sendto+0x4a3/0x520 net/socket.c:2228 __do_sys_sendto net/socket.c:2235 [inline] __se_sys_sendto net/socket.c:2231 [inline] __x64_sys_sendto+0xe0/0x1c0 net/socket.c:2231 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f24f0c7fb5c Code: 1a 51 02 00 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 48 8b 54 24 18 b8 2c 00 00 00 48 8b 74 24 10 8b 7c 24 08 0f 05 <48> 3d 00 f0 ff ff 77 34 89 ef 48 89 44 24 08 e8 60 51 02 00 48 8b RSP: 002b:00007f24efffceb0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f24efffd030 RCX: 00007f24f0c7fb5c RDX: 0000000000000024 RSI: 00007f24efffd080 RDI: 0000000000000006 RBP: 0000000000000000 R08: 00007f24efffcf04 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000006 R13: 0000000000000000 R14: 00007f24efffd080 R15: 0000000000000000