------------[ cut here ]------------ no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0 WARNING: CPU: 0 PID: 5877 at net/mac80211/rate.c:403 __rate_control_send_low+0x5df/0x820 net/mac80211/rate.c:398 Modules linked in: CPU: 0 UID: 0 PID: 5877 Comm: syz-executor Not tainted 6.17.0-rc1-syzkaller-00127-g715c7a36d59f #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:__rate_control_send_low+0x5df/0x820 net/mac80211/rate.c:398 Code: 38 0f b6 04 28 84 c0 0f 85 d7 01 00 00 41 8b 0f 48 c7 c7 e0 71 b0 8c 48 8b 74 24 18 44 8b 44 24 2c 45 89 e9 e8 82 73 93 f6 90 <0f> 0b 90 90 e9 73 fe ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c RSP: 0018:ffffc90000007758 EFLAGS: 00010246 RAX: f5979af548d9a100 RBX: 000000000000000c RCX: ffff88802de48000 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002 RBP: dffffc0000000000 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff1bfa1ec R12: ffff8880762b17a8 R13: 0000000000000000 R14: ffff888023cf8e40 R15: ffff888023cfb0d8 FS: 0000555557308500(0000) GS:ffff888125c1c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f195aee56c0 CR3: 0000000032666000 CR4: 00000000003526f0 Call Trace: rate_control_send_low+0x194/0x7a0 net/mac80211/rate.c:423 rate_control_get_rate+0x20b/0x5d0 net/mac80211/rate.c:934 ieee80211_beacon_get_finish+0x39a/0x6c0 net/mac80211/tx.c:5263 __ieee80211_beacon_get+0xd3d/0x1880 net/mac80211/tx.c:-1 ieee80211_beacon_get_tim+0xb4/0x2b0 net/mac80211/tx.c:5677 ieee80211_beacon_get include/net/mac80211.h:5663 [inline] mac80211_hwsim_beacon_tx+0x3ce/0x860 drivers/net/wireless/virtual/mac80211_hwsim.c:2319 __iterate_interfaces+0x2ab/0x590 net/mac80211/util.c:761 ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:797 mac80211_hwsim_beacon+0xbb/0x1c0 drivers/net/wireless/virtual/mac80211_hwsim.c:2353 __run_hrtimer kernel/time/hrtimer.c:1761 [inline] __hrtimer_run_queues+0x529/0xc60 kernel/time/hrtimer.c:1825 hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1842 handle_softirqs+0x283/0x870 kernel/softirq.c:579 __do_softirq kernel/softirq.c:613 [inline] invoke_softirq kernel/softirq.c:453 [inline] __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:680 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1050 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:rcu_is_watching+0x67/0xb0 kernel/rcu/tree.c:752 Code: 89 f7 e8 1c b7 7c 00 48 c7 c3 98 6f a1 92 49 03 1e 48 89 d8 48 c1 e8 03 42 0f b6 04 38 84 c0 75 34 8b 03 65 ff 0d 49 e2 f9 10 <74> 11 83 e0 04 c1 e8 02 5b 41 5e 41 5f c3 cc cc cc cc cc e8 31 69 RSP: 0018:ffffc900040ef288 EFLAGS: 00000282 RAX: 000000000004aa54 RBX: ffff8880b8632f98 RCX: f5979af548d9a100 RDX: 0000000000000000 RSI: ffffffff8be333e0 RDI: ffffffff8be333a0 RBP: ffffffff822e4bbd R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: fffff940002ce111 R12: 0000000000000002 R13: ffffffff8e139ee0 R14: ffffffff8dbded10 R15: dffffc0000000000 trace_lock_acquire include/trace/events/lock.h:24 [inline] lock_acquire+0x5f/0x360 kernel/locking/lockdep.c:5831 rcu_lock_acquire include/linux/rcupdate.h:331 [inline] rcu_read_lock include/linux/rcupdate.h:841 [inline] page_table_check_set+0x1aa/0x730 mm/page_table_check.c:112 page_table_check_ptes_set include/linux/page_table_check.h:76 [inline] set_ptes include/linux/pgtable.h:292 [inline] __copy_present_ptes mm/memory.c:972 [inline] copy_present_ptes mm/memory.c:1051 [inline] copy_pte_range mm/memory.c:1174 [inline] copy_pmd_range+0x4439/0x71d0 mm/memory.c:1261 copy_pud_range mm/memory.c:1298 [inline] copy_p4d_range mm/memory.c:1322 [inline] copy_page_range+0xc14/0x1270 mm/memory.c:1410 dup_mmap+0xf57/0x1ac0 mm/mmap.c:1834 dup_mm kernel/fork.c:1485 [inline] copy_mm+0x13c/0x4b0 kernel/fork.c:1537 copy_process+0x1706/0x3c00 kernel/fork.c:2175 kernel_clone+0x21e/0x840 kernel/fork.c:2605 __do_sys_clone kernel/fork.c:2748 [inline] __se_sys_clone kernel/fork.c:2732 [inline] __x64_sys_clone+0x18b/0x1e0 kernel/fork.c:2732 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f195a185453 Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00 RSP: 002b:00007ffe217c8858 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f195a185453 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001 R10: 00005555573087d0 R11: 0000000000000246 R12: 0000000000000000 R13: 00000000000927c0 R14: 000000000003fdfd R15: 00007ffe217c89f0 ---------------- Code disassembly (best guess): 0: 89 f7 mov %esi,%edi 2: e8 1c b7 7c 00 call 0x7cb723 7: 48 c7 c3 98 6f a1 92 mov $0xffffffff92a16f98,%rbx e: 49 03 1e add (%r14),%rbx 11: 48 89 d8 mov %rbx,%rax 14: 48 c1 e8 03 shr $0x3,%rax 18: 42 0f b6 04 38 movzbl (%rax,%r15,1),%eax 1d: 84 c0 test %al,%al 1f: 75 34 jne 0x55 21: 8b 03 mov (%rbx),%eax 23: 65 ff 0d 49 e2 f9 10 decl %gs:0x10f9e249(%rip) # 0x10f9e273 * 2a: 74 11 je 0x3d <-- trapping instruction 2c: 83 e0 04 and $0x4,%eax 2f: c1 e8 02 shr $0x2,%eax 32: 5b pop %rbx 33: 41 5e pop %r14 35: 41 5f pop %r15 37: c3 ret 38: cc int3 39: cc int3 3a: cc int3 3b: cc int3 3c: cc int3 3d: e8 .byte 0xe8 3e: 31 .byte 0x31 3f: 69 .byte 0x69