------------[ cut here ]------------ no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0 WARNING: CPU: 0 PID: 10089 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: 10089 Comm: syz.4.1891 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 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 a0 91 b0 8c 48 8b 74 24 18 44 8b 44 24 2c 45 89 e9 e8 72 8a 92 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: 8b11c5ded33b2000 RBX: 000000000000000c RCX: ffff888024e1da00 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002 RBP: dffffc0000000000 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff1bfa22c R12: ffff888031c7f8e8 R13: 0000000000000000 R14: ffff888028388e40 R15: ffff88802838b0d8 FS: 0000000000000000(0000) GS:ffff888125c13000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6be2ac4f98 CR3: 000000000df36000 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:pfn_valid+0x40a/0x490 include/linux/rcupdate.h:-1 Code: 5d e9 0a c8 4e 09 cc e8 74 39 91 ff e8 ef 52 05 ff 48 89 e0 31 ed eb 0d e8 63 39 91 ff e8 de 52 05 ff 48 89 e0 48 89 c4 eb cb 0f 1e fa 48 bf 00 00 00 00 04 00 00 00 4c 89 f6 e8 20 3e 91 ff RSP: 0018:ffffc9001ba07558 EFLAGS: 00000293 RAX: ffffffff822e7042 RBX: 8000000069dfa007 RCX: ffff888024e1da00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000069dfa RBP: ffffc9001ba07890 R08: ffffea0001a77e87 R09: 1ffffd400034efd0 R10: dffffc0000000000 R11: fffff9400034efd1 R12: 0000000000069dfa R13: 1ffffd400034efd3 R14: 0000000000069dfa R15: 0000000000000000 page_table_check_clear+0x21/0x700 mm/page_table_check.c:70 ptep_get_and_clear_full arch/x86/include/asm/jump_label.h:-1 [inline] get_and_clear_full_ptes include/linux/pgtable.h:725 [inline] zap_present_folio_ptes mm/memory.c:1499 [inline] zap_present_ptes mm/memory.c:1581 [inline] do_zap_pte_range mm/memory.c:1682 [inline] zap_pte_range mm/memory.c:1726 [inline] zap_pmd_range mm/memory.c:1818 [inline] zap_pud_range mm/memory.c:1847 [inline] zap_p4d_range mm/memory.c:1868 [inline] unmap_page_range+0x3445/0x4370 mm/memory.c:1889 unmap_single_vma mm/memory.c:1932 [inline] unmap_vmas+0x399/0x580 mm/memory.c:1976 exit_mmap+0x248/0xb50 mm/mmap.c:1280 __mmput+0x118/0x430 kernel/fork.c:1129 exit_mm+0x1da/0x2c0 kernel/exit.c:582 do_exit+0x648/0x2300 kernel/exit.c:949 do_group_exit+0x21c/0x2d0 kernel/exit.c:1102 __do_sys_exit_group kernel/exit.c:1113 [inline] __se_sys_exit_group kernel/exit.c:1111 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1111 x64_sys_call+0x21f7/0x2200 arch/x86/include/generated/asm/syscalls_64.h:232 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: 0033:0x7f17cf58ec29 Code: Unable to access opcode bytes at 0x7f17cf58ebff. RSP: 002b:00007fff6e137588 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f17cf58ec29 RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fff6e1375ec R08: 000000056e13767f R09: 00000000000927c0 R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000181 R13: 00000000000927c0 R14: 000000000002f2da R15: 00007fff6e137640 ---------------- Code disassembly (best guess): 0: 5d pop %rbp 1: e9 0a c8 4e 09 jmp 0x94ec810 6: cc int3 7: e8 74 39 91 ff call 0xff913980 c: e8 ef 52 05 ff call 0xff055300 11: 48 89 e0 mov %rsp,%rax 14: 31 ed xor %ebp,%ebp 16: eb 0d jmp 0x25 18: e8 63 39 91 ff call 0xff913980 1d: e8 de 52 05 ff call 0xff055300 22: 48 89 e0 mov %rsp,%rax 25: 48 89 c4 mov %rax,%rsp 28: eb cb jmp 0xfffffff5 * 2a: f3 0f 1e fa endbr64 <-- trapping instruction 2e: 48 bf 00 00 00 00 04 movabs $0x400000000,%rdi 35: 00 00 00 38: 4c 89 f6 mov %r14,%rsi 3b: e8 20 3e 91 ff call 0xff913e60