------------[ cut here ]------------ WARNING: CPU: 1 PID: 4317 at net/mac80211/ocb.c:64 ieee80211_ocb_rx_no_sta+0x574/0x650 net/mac80211/ocb.c:64 Modules linked in: CPU: 1 PID: 4317 Comm: kworker/1:5 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Workqueue: mld mld_ifc_work RIP: 0010:ieee80211_ocb_rx_no_sta+0x574/0x650 net/mac80211/ocb.c:64 Code: c3 40 09 00 00 48 c7 c7 40 7f a7 8b 48 89 de 4c 89 fa 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d e9 81 84 61 00 e8 2c 95 d5 f7 <0f> 0b 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d e9 c7 00 00 00 44 RSP: 0018:ffffc900001e0838 EFLAGS: 00010246 RAX: ffffffff89ab4134 RBX: ffff888057b10c80 RCX: ffff888018691dc0 RDX: 0000000000000100 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000000 R08: dffffc0000000000 R09: fffffbfff215c449 R10: fffffbfff215c449 R11: 1ffffffff215c448 R12: ffffffff89ab3c67 R13: ffff88802ef70e80 R14: 0000000000000001 R15: ffff888054e8f03a FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2f91dff8 CR3: 00000000186d0000 CR4: 00000000003526e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_accept_frame net/mac80211/rx.c:4349 [inline] ieee80211_prepare_and_rx_handle+0x3d8d/0x6240 net/mac80211/rx.c:4877 __ieee80211_rx_handle_packet net/mac80211/rx.c:5180 [inline] ieee80211_rx_list+0x24d8/0x2d00 net/mac80211/rx.c:5306 ieee80211_rx_napi+0x1a6/0x3c0 net/mac80211/rx.c:5329 ieee80211_rx include/net/mac80211.h:4846 [inline] ieee80211_handle_queued_frames+0x105/0x1b0 net/mac80211/main.c:317 tasklet_action_common+0x298/0x400 kernel/softirq.c:826 handle_softirqs+0x2a1/0x920 kernel/softirq.c:596 do_softirq+0x13b/0x200 kernel/softirq.c:497 __local_bh_enable_ip+0x174/0x1b0 kernel/softirq.c:421 local_bh_enable include/linux/bottom_half.h:33 [inline] rcu_read_unlock_bh include/linux/rcupdate.h:861 [inline] __dev_queue_xmit+0x15c9/0x3760 net/core/dev.c:4373 neigh_output include/net/neighbour.h:545 [inline] ip6_finish_output2+0xda2/0x1590 net/ipv6/ip6_output.c:138 dst_output include/net/dst.h:453 [inline] NF_HOOK+0x15d/0x460 include/linux/netfilter.h:302 mld_sendpack+0x893/0xe80 net/ipv6/mcast.c:1825 mld_send_cr net/ipv6/mcast.c:2126 [inline] mld_ifc_work+0x836/0xb40 net/ipv6/mcast.c:2658 process_one_work+0x898/0x1160 kernel/workqueue.c:2292 worker_thread+0xaa2/0x1250 kernel/workqueue.c:2439 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295