mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at net/mac80211/sta_info.c:549 sta_info_insert_check net/mac80211/sta_info.c:549 [inline] WARNING: CPU: 0 PID: 7 at net/mac80211/sta_info.c:549 sta_info_insert_rcu+0x273/0x27b0 net/mac80211/sta_info.c:727 Modules linked in: CPU: 0 PID: 7 Comm: kworker/u4:0 Not tainted 5.10.60 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Workqueue: phy19 ieee80211_iface_work RIP: 0010:sta_info_insert_check net/mac80211/sta_info.c:549 [inline] RIP: 0010:sta_info_insert_rcu+0x273/0x27b0 net/mac80211/sta_info.c:727 Code: 24 e8 21 c4 95 fd 0f b6 85 50 ff ff ff 31 ff 83 e0 01 41 89 c4 89 c6 e8 4b bd 95 fd 45 84 e4 0f 84 a5 00 00 00 e8 fd c3 95 fd <0f> 0b 41 bc ea ff ff ff e8 f0 c3 95 fd 48 8b bd 28 ff ff ff 4c 89 mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium RSP: 0018:ffff888008517968 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88804b6a8bc0 RCX: ffffffff83a99aa5 RDX: ffff8880084f9940 RSI: ffffffff83a99ab3 RDI: 0000000000000001 RBP: ffff888008517ab8 R08: 0000000000000000 R09: ffff88804b6a8fc7 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 R13: ffff8880412de048 R14: ffff88804b619560 R15: ffff8880412de000 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2c522000 CR3: 000000001d032000 CR4: 0000000000350ef0 Call Trace: ieee80211_ibss_finish_sta+0x212/0x390 net/mac80211/ibss.c:592 ieee80211_ibss_work+0x263/0xe00 net/mac80211/ibss.c:1700 ieee80211_iface_work+0x6b3/0x930 net/mac80211/iface.c:1474 process_one_work+0x9ac/0x1580 kernel/workqueue.c:2270 worker_thread+0x61d/0x1310 kernel/workqueue.c:2416 kthread+0x38f/0x470 kernel/kthread.c:292 ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:296 irq event stamp: 1513107 hardirqs last enabled at (1513117): [] console_unlock+0x926/0xb30 kernel/printk/printk.c:2552 hardirqs last disabled at (1513126): [] console_unlock+0x832/0xb30 kernel/printk/printk.c:2467 softirqs last enabled at (1512804): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1512751): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 7c53b9eae4b5a6cd ]--- mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at net/mac80211/sta_info.c:549 sta_info_insert_check net/mac80211/sta_info.c:549 [inline] WARNING: CPU: 0 PID: 7 at net/mac80211/sta_info.c:549 sta_info_insert_rcu+0x273/0x27b0 net/mac80211/sta_info.c:727 Modules linked in: CPU: 0 PID: 7 Comm: kworker/u4:0 Tainted: G W 5.10.60 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Workqueue: phy19 ieee80211_iface_work RIP: 0010:sta_info_insert_check net/mac80211/sta_info.c:549 [inline] RIP: 0010:sta_info_insert_rcu+0x273/0x27b0 net/mac80211/sta_info.c:727 Code: 24 e8 21 c4 95 fd 0f b6 85 50 ff ff ff 31 ff 83 e0 01 41 89 c4 89 c6 e8 4b bd 95 fd 45 84 e4 0f 84 a5 00 00 00 e8 fd c3 95 fd <0f> 0b 41 bc ea ff ff ff e8 f0 c3 95 fd 48 8b bd 28 ff ff ff 4c 89 RSP: 0018:ffff888008517968 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88804b6a8bc0 RCX: ffffffff83a99aa5 RDX: ffff8880084f9940 RSI: ffffffff83a99ab3 RDI: 0000000000000001 RBP: ffff888008517ab8 R08: 0000000000000000 R09: ffff88804b6a8fc7 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 R13: ffff88804181a048 R14: ffff88804b619560 R15: ffff88804181a000 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000002c44c58 CR3: 0000000033642000 CR4: 0000000000350ef0 Call Trace: ieee80211_ibss_finish_sta+0x212/0x390 net/mac80211/ibss.c:592 ieee80211_ibss_work+0x263/0xe00 net/mac80211/ibss.c:1700 ieee80211_iface_work+0x6b3/0x930 net/mac80211/iface.c:1474 process_one_work+0x9ac/0x1580 kernel/workqueue.c:2270 worker_thread+0x61d/0x1310 kernel/workqueue.c:2416 kthread+0x38f/0x470 kernel/kthread.c:292 ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:296 irq event stamp: 1513999 hardirqs last enabled at (1514009): [] console_unlock+0x926/0xb30 kernel/printk/printk.c:2552 hardirqs last disabled at (1514018): [] console_unlock+0x832/0xb30 kernel/printk/printk.c:2467 softirqs last enabled at (1513536): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1513485): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 7c53b9eae4b5a6ce ]--- mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium