mac80211_hwsim hwsim38 wlan1: entered allmulticast mode
------------[ cut here ]------------
WARNING: CPU: 1 PID: 536 at net/mac80211/chan.c:2022 ieee80211_link_release_channel+0x154/0x180 net/mac80211/chan.c:2022
Modules linked in:
CPU: 1 PID: 536 Comm: syz.4.6398 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:ieee80211_link_release_channel+0x154/0x180 net/mac80211/chan.c:2022
Code: 7c 2d 00 00 74 08 48 89 df e8 68 7e d6 f7 bf 60 1e 00 00 48 03 3b 5b 41 5c 41 5d 41 5e 41 5f 5d e9 71 bc 85 00 e8 3c 42 7e f7 <0f> 0b eb c5 48 c7 c1 6c 37 8b 8e 80 e1 07 80 c1 03 38 c1 0f 8c 51
RSP: 0018:ffffc9000392f978 EFLAGS: 00010287
RAX: ffffffff8a08dde4 RBX: ffff88806b051598 RCX: 0000000000080000
RDX: ffffc9001b403000 RSI: 000000000001799b RDI: 000000000001799c
RBP: 0000000000000000 R08: ffffffff8e8b02af R09: 1ffffffff1d16055
R10: dffffc0000000000 R11: fffffbfff1d16056 R12: ffff88806b052c08
R13: 1ffff1100d60a2b3 R14: ffff88806b0523c0 R15: dffffc0000000000
FS:  00007fe0e721a6c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f882a62e7e8 CR3: 0000000034461000 CR4: 00000000003506e0
Call Trace:
 <TASK>
 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
 cfg80211_wext_siwmode+0x1e8/0x2c0 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/0x600 net/wireless/wext-core.c:1016
 wext_handle_ioctl+0x117/0x1d0 net/wireless/wext-core.c:1077
 sock_ioctl+0x15d/0x7e0 net/socket.c:1272
 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:46 [inline]
 do_syscall_64+0x55/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fe0e639c799
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fe0e721a028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fe0e6615fa0 RCX: 00007fe0e639c799
RDX: 0000200000000000 RSI: 0000000000008b06 RDI: 0000000000000005
RBP: 00007fe0e6432c99 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fe0e6616038 R14: 00007fe0e6615fa0 R15: 00007ffdce2657f8
 </TASK>