------------[ cut here ]------------ no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0xfff with flags 0x40 WARNING: CPU: 1 PID: 1279 at net/mac80211/rate.c:385 __rate_control_send_low+0x659/0x890 net/mac80211/rate.c:380 Modules linked in: CPU: 1 UID: 0 PID: 1279 Comm: kworker/u8:6 Not tainted 6.12.0-rc3-syzkaller-00140-g07d6bf634bc8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: netns cleanup_net RIP: 0010:__rate_control_send_low+0x659/0x890 net/mac80211/rate.c:380 Code: 8b 14 24 0f 85 de 01 00 00 8b 0a 48 c7 c7 00 6a 2a 8d 48 8b 74 24 10 44 89 f2 44 8b 44 24 1c 44 8b 4c 24 0c e8 c8 41 1f f6 90 <0f> 0b 90 90 e9 71 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c db RSP: 0018:ffffc90000a18760 EFLAGS: 00010246 RAX: a6a7550000b29000 RBX: 000000000000000c RCX: ffff888028689e00 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff88804e84b2a8 R08: ffffffff8155e402 R09: 1ffffffff2859300 R10: dffffc0000000000 R11: fffffbfff2859301 R12: 0000000000000800 R13: 000000000000000c R14: 00000000ffffffff R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdf53708178 CR3: 000000000e734000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rate_control_send_low+0x1a8/0x770 net/mac80211/rate.c:405 rate_control_get_rate+0x20e/0x5e0 net/mac80211/rate.c:921 ieee80211_beacon_get_finish+0x49e/0x870 net/mac80211/tx.c:5253 __ieee80211_beacon_get+0xf7e/0x15c0 ieee80211_beacon_get_tim+0xb4/0x320 net/mac80211/tx.c:5594 ieee80211_beacon_get include/net/mac80211.h:5607 [inline] mac80211_hwsim_beacon_tx+0x39d/0x850 drivers/net/wireless/virtual/mac80211_hwsim.c:2311 __iterate_interfaces+0x222/0x510 net/mac80211/util.c:774 ieee80211_iterate_active_interfaces_atomic+0xd8/0x170 net/mac80211/util.c:810 mac80211_hwsim_beacon+0xd4/0x1f0 drivers/net/wireless/virtual/mac80211_hwsim.c:2345 __run_hrtimer kernel/time/hrtimer.c:1691 [inline] __hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1755 hrtimer_run_softirq+0x19a/0x2c0 kernel/time/hrtimer.c:1772 handle_softirqs+0x2c5/0x980 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1037 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:console_flush_all+0x996/0xeb0 Code: 48 21 c3 0f 85 16 02 00 00 e8 66 7c 20 00 4c 8b 7c 24 10 4d 85 f6 75 07 e8 57 7c 20 00 eb 06 e8 50 7c 20 00 fb 48 8b 5c 24 18 <48> 8b 44 24 30 42 80 3c 28 00 74 08 48 89 df e8 76 2f 8a 00 4c 8b RSP: 0018:ffffc90004eaf340 EFLAGS: 00000293 RAX: ffffffff81746bb0 RBX: ffffffff8f181978 RCX: ffff888028689e00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90004eaf4f0 R08: ffffffff81746b87 R09: 1ffffffff2859300 R10: dffffc0000000000 R11: fffffbfff2859301 R12: ffffffff8f181920 R13: dffffc0000000000 R14: 0000000000000200 R15: ffffc90004eaf540 __console_flush_and_unlock kernel/printk/printk.c:3239 [inline] console_unlock+0x14f/0x3b0 kernel/printk/printk.c:3279 vprintk_emit+0x730/0xa10 kernel/printk/printk.c:2407 _printk+0xd5/0x120 kernel/printk/printk.c:2432 batadv_hardif_disable_interface+0x2b2/0x10e0 net/batman-adv/hard-interface.c:833 batadv_softif_destroy_netlink+0x9c/0x270 net/batman-adv/soft-interface.c:1107 default_device_exit_batch+0x966/0xaa0 net/core/dev.c:11943 ops_exit_list net/core/net_namespace.c:178 [inline] cleanup_net+0x89d/0xcc0 net/core/net_namespace.c:626 process_one_work kernel/workqueue.c:3229 [inline] process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310 worker_thread+0x870/0xd30 kernel/workqueue.c:3391 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ---------------- Code disassembly (best guess): 0: 48 21 c3 and %rax,%rbx 3: 0f 85 16 02 00 00 jne 0x21f 9: e8 66 7c 20 00 call 0x207c74 e: 4c 8b 7c 24 10 mov 0x10(%rsp),%r15 13: 4d 85 f6 test %r14,%r14 16: 75 07 jne 0x1f 18: e8 57 7c 20 00 call 0x207c74 1d: eb 06 jmp 0x25 1f: e8 50 7c 20 00 call 0x207c74 24: fb sti 25: 48 8b 5c 24 18 mov 0x18(%rsp),%rbx * 2a: 48 8b 44 24 30 mov 0x30(%rsp),%rax <-- trapping instruction 2f: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1) 34: 74 08 je 0x3e 36: 48 89 df mov %rbx,%rdi 39: e8 76 2f 8a 00 call 0x8a2fb4 3e: 4c rex.WR 3f: 8b .byte 0x8b