------------[ cut here ]------------ WARNING: CPU: 0 PID: 9584 at net/mac80211/chan.c:2022 ieee80211_link_release_channel+0x154/0x180 net/mac80211/chan.c:2022 Modules linked in: CPU: 0 PID: 9584 Comm: syz.3.14323 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:ieee80211_link_release_channel+0x154/0x180 net/mac80211/chan.c:2022 Code: 7c 2d 00 00 74 08 48 89 df e8 68 39 e9 f7 bf 60 1e 00 00 48 03 3b 5b 41 5c 41 5d 41 5e 41 5f 5d e9 41 b1 83 00 e8 fc dd 91 f7 <0f> 0b eb c5 48 c7 c1 1c c2 4a 8e 80 e1 07 80 c1 03 38 c1 0f 8c 51 RSP: 0018:ffffc9000cb27978 EFLAGS: 00010283 RAX: ffffffff89f3b194 RBX: ffff88805ca61598 RCX: 0000000000080000 RDX: ffffc9000e1df000 RSI: 00000000000219cc RDI: 00000000000219cd RBP: 0000000000000000 R08: ffffffff8e4a8d6f R09: 1ffffffff1c951ad R10: dffffc0000000000 R11: fffffbfff1c951ae R12: ffff88805ca62c08 R13: 1ffff1100b94c2b3 R14: ffff88805ca623c0 R15: dffffc0000000000 FS: 00007f3b0bef76c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555572272808 CR3: 00000000683fe000 CR4: 00000000003506f0 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 cfg80211_wext_siwmode+0x1de/0x2a0 net/wireless/wext-compat.c:67 ioctl_standard_call+0xd8/0x2b0 net/wireless/wext-core.c:1045 wireless_process_ioctl net/wireless/wext-core.c:-1 [inline] wext_ioctl_dispatch+0x1cb/0x5f0 net/wireless/wext-core.c:1016 wext_handle_ioctl+0x108/0x1c0 net/wireless/wext-core.c:1077 sock_ioctl+0x160/0x7a0 net/socket.c:1275 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:871 [inline] __se_sys_ioctl+0xfd/0x170 fs/ioctl.c:857 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: 0033:0x7f3b0af8f6c9 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:00007f3b0bef7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f3b0b1e6090 RCX: 00007f3b0af8f6c9 RDX: 0000200000000000 RSI: 0000000000008b06 RDI: 0000000000000006 RBP: 00007f3b0b011f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f3b0b1e6128 R14: 00007f3b0b1e6090 R15: 00007ffe72fb3188