------------[ cut here ]------------ wlan1: Failed check-sdata-in-driver check, flags: 0x1 WARNING: CPU: 1 PID: 10792 at net/mac80211/driver-ops.c:366 drv_unassign_vif_chanctx+0x50b/0x7e0 net/mac80211/driver-ops.c:366 Modules linked in: CPU: 1 UID: 0 PID: 10792 Comm: syz.4.1210 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:drv_unassign_vif_chanctx+0x50b/0x7e0 net/mac80211/driver-ops.c:366 Code: 8d 8d 48 0a 00 00 48 85 c0 48 0f 44 f1 43 0f b6 04 3e 84 c0 0f 85 6b 02 00 00 8b 55 00 48 c7 c7 00 42 89 8c e8 66 ff cd f6 90 <0f> 0b 90 90 e9 ee fc ff ff e8 57 e5 0a f7 90 0f 0b 90 42 80 7c 3d RSP: 0018:ffffc9001b2878f0 EFLAGS: 00010246 RAX: f325c6c1ca163400 RBX: 0000000000000000 RCX: 0000000000080000 RDX: ffffc9000e68b000 RSI: 0000000000007f8a RDI: 0000000000007f8b RBP: ffff888059c1d7b8 R08: ffffc9001b287607 R09: 1ffff92003650ec0 R10: dffffc0000000000 R11: fffff52003650ec1 R12: ffff888059c1ea80 R13: ffff888059c1cd80 R14: 1ffff1100b383af7 R15: dffffc0000000000 FS: 00007fc5003a26c0(0000) GS:ffff88812623b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f83ecdf6d58 CR3: 00000000300da000 CR4: 00000000003526f0 Call Trace: ieee80211_assign_link_chanctx+0x1ec/0xd70 net/mac80211/chan.c:905 __ieee80211_link_release_channel+0x33b/0x4a0 net/mac80211/chan.c:1879 ieee80211_if_change_type+0x14c/0x990 net/mac80211/iface.c:2007 ieee80211_change_iface+0xd5/0x510 net/mac80211/cfg.c:254 rdev_change_virtual_intf net/wireless/rdev-ops.h:74 [inline] cfg80211_change_iface+0x795/0xef0 net/wireless/util.c:1238 cfg80211_wext_siwmode+0x1db/0x2b0 net/wireless/wext-compat.c:66 ioctl_standard_call+0xcb/0x1b0 net/wireless/wext-core.c:1043 wireless_process_ioctl net/wireless/wext-core.c:-1 [inline] wext_ioctl_dispatch+0xee/0x410 net/wireless/wext-core.c:1014 wext_handle_ioctl+0x100/0x1c0 net/wireless/wext-core.c:1075 sock_ioctl+0x15f/0x790 net/socket.c:1307 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc4ff58f6c9 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:00007fc5003a2038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fc4ff7e6180 RCX: 00007fc4ff58f6c9 RDX: 0000200000000080 RSI: 0000000000008b06 RDI: 000000000000000a RBP: 00007fc4ff611f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fc4ff7e6218 R14: 00007fc4ff7e6180 R15: 00007fffd154b138