Hello, syzbot found the following issue on: HEAD commit: e5d3fd687aac Add linux-next specific files for 20250218 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=15b73498580000 kernel config: https://syzkaller.appspot.com/x/.config?x=4e945b2fe8e5992f dashboard link: https://syzkaller.appspot.com/bug?extid=91d7214a5ebebe3792cf compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/ef079ccd2725/disk-e5d3fd68.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/99f2123d6831/vmlinux-e5d3fd68.xz kernel image: https://storage.googleapis.com/syzbot-assets/eadfc9520358/bzImage-e5d3fd68.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+91d7214a5ebebe3792cf@xxxxxxxxxxxxxxxxxxxxxxxxx wlan1: deauthenticating from 08:02:11:00:00:00 by local choice (Reason: 3=DEAUTH_LEAVING) ------------[ cut here ]------------ WARNING: CPU: 0 PID: 18257 at net/mac80211/mlme.c:3920 ieee80211_set_disassoc+0x1177/0x1620 net/mac80211/mlme.c:3920 Modules linked in: CPU: 0 UID: 0 PID: 18257 Comm: kworker/u8:17 Not tainted 6.14.0-rc3-next-20250218-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Workqueue: netns cleanup_net RIP: 0010:ieee80211_set_disassoc+0x1177/0x1620 net/mac80211/mlme.c:3920 Code: 00 00 00 48 3b 84 24 a0 00 00 00 0f 85 b1 04 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 2a 4b 2d f6 90 <0f> 0b 90 eb b4 e8 1f 4b 2d f6 90 0f 0b 90 eb a9 e8 14 4b 2d f6 90 RSP: 0018:ffffc9000b7aed20 EFLAGS: 00010293 RAX: ffffffff8b94b3b6 RBX: 0000000000000001 RCX: ffff88802ff78000 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc9000b7aee10 R08: ffffffff8b94a435 R09: 1ffffffff207b48e R10: dffffc0000000000 R11: fffffbfff207b48f R12: 0000000000000001 R13: dffffc0000000000 R14: ffff88804fc70d80 R15: ffffc9000b7aeda8 FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f651f2d7d60 CR3: 0000000068174000 CR4: 00000000003526f0 Call Trace: <TASK> ieee80211_mgd_deauth+0xa88/0x1080 net/mac80211/mlme.c:9754 rdev_deauth net/wireless/rdev-ops.h:509 [inline] cfg80211_mlme_deauth+0x582/0x930 net/wireless/mlme.c:519 cfg80211_sme_disconnect net/wireless/sme.c:667 [inline] cfg80211_disconnect+0x3e7/0x7e0 net/wireless/sme.c:1557 cfg80211_netdev_notifier_call+0x1ba/0x1490 net/wireless/core.c:1540 notifier_call_chain+0x1a5/0x3f0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2180 [inline] call_netdevice_notifiers net/core/dev.c:2194 [inline] __dev_close_many+0x145/0x350 net/core/dev.c:1663 dev_close_many+0x24e/0x4c0 net/core/dev.c:1714 dev_close+0x1c0/0x2c0 net/core/dev.c:1740 cfg80211_shutdown_all_interfaces+0xbb/0x1d0 net/wireless/core.c:277 ieee80211_remove_interfaces+0x108/0x700 net/mac80211/iface.c:2285 ieee80211_unregister_hw+0x5d/0x2c0 net/mac80211/main.c:1681 mac80211_hwsim_del_radio+0x2c4/0x4c0 drivers/net/wireless/virtual/mac80211_hwsim.c:5665 hwsim_exit_net+0x5c1/0x670 drivers/net/wireless/virtual/mac80211_hwsim.c:6545 ops_exit_list net/core/net_namespace.c:172 [inline] cleanup_net+0x812/0xd60 net/core/net_namespace.c:652 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3319 worker_thread+0x870/0xd30 kernel/workqueue.c:3400 kthread+0x7a9/0x920 kernel/kthread.c:464 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 </TASK> --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup
