mac80211_hwsim hwsim69 wlan0: left promiscuous mode ------------[ cut here ]------------ sp->magic != HWSIM_STA_MAGIC WARNING: drivers/net/wireless/virtual/mac80211_hwsim_main.c:258 at hwsim_check_sta_magic drivers/net/wireless/virtual/mac80211_hwsim_main.c:258 [inline], CPU#1: syz.0.7099/3002 WARNING: drivers/net/wireless/virtual/mac80211_hwsim_main.c:258 at mac80211_hwsim_tx+0x1cec/0x2580 drivers/net/wireless/virtual/mac80211_hwsim_main.c:2241, CPU#1: syz.0.7099/3002 Modules linked in: CPU: 1 UID: 0 PID: 3002 Comm: syz.0.7099 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 RIP: 0010:hwsim_check_sta_magic drivers/net/wireless/virtual/mac80211_hwsim_main.c:258 [inline] RIP: 0010:mac80211_hwsim_tx+0x1cec/0x2580 drivers/net/wireless/virtual/mac80211_hwsim_main.c:2241 Code: e8 03 42 0f b6 04 20 84 c0 0f 85 ee 07 00 00 45 0f b6 8d 59 08 00 00 4c 89 ee 67 48 0f b9 3a e9 dc f4 ff ff e8 75 b9 8a fa 90 <0f> 0b 90 e9 3f f5 ff ff e8 67 b9 8a fa 90 0f 0b 90 48 8b 7c 24 20 RSP: 0018:ffffc90006066b80 EFLAGS: 00010293 RAX: ffffffff873d570b RBX: 0000000000000000 RCX: ffff88802aabbe80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000006d537749 RBP: ffffc90006066d10 R08: ffff88805d14364f R09: 0000000000000000 R10: ffff88805d143640 R11: ffffffff873d3a20 R12: dffffc0000000000 R13: 00000000ffffffff R14: 0000000000000000 R15: 1ffff92000c0cdbc FS: 00007ff51c2b46c0(0000) GS:ffff888123bbf000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c2aa963 CR3: 000000003606a000 CR4: 00000000003526f0 Call Trace: drv_tx net/mac80211/driver-ops.h:38 [inline] ieee80211_tx_frags+0x3df/0x890 net/mac80211/tx.c:1755 __ieee80211_xmit_fast+0xabf/0x2160 net/mac80211/tx.c:3853 ieee80211_mesh_xmit_fast+0xa6d/0xe20 net/mac80211/mesh.c:823 __ieee80211_subif_start_xmit+0x706/0x1770 net/mac80211/tx.c:4422 ieee80211_subif_start_xmit+0xf1/0x570 net/mac80211/tx.c:4665 __netdev_start_xmit include/linux/netdevice.h:5432 [inline] netdev_start_xmit include/linux/netdevice.h:5441 [inline] xmit_one net/core/dev.c:3953 [inline] dev_hard_start_xmit+0x2cd/0x830 net/core/dev.c:3969 __dev_queue_xmit+0x14d1/0x3920 net/core/dev.c:4958 packet_snd net/packet/af_packet.c:3149 [inline] packet_sendmsg+0x3f11/0x51a0 net/packet/af_packet.c:3181 sock_sendmsg_nosec+0x13a/0x180 net/socket.c:800 __sock_sendmsg net/socket.c:815 [inline] sock_write_iter+0x2de/0x3e0 net/socket.c:1266 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x612/0xba0 fs/read_write.c:687 ksys_write+0x150/0x270 fs/read_write.c:739 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff51b39e559 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:00007ff51c2b4028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007ff51b625fa0 RCX: 00007ff51b39e559 RDX: 000000000000000e RSI: 0000200000000500 RDI: 0000000000000006 RBP: 00007ff51b435ad8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff51b626038 R14: 00007ff51b625fa0 R15: 00007ffe7a3bd208