------------[ cut here ]------------ no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0xfff with flags 0x20 WARNING: CPU: 0 PID: 5790 at net/mac80211/rate.c:385 __rate_control_send_low+0x635/0x880 net/mac80211/rate.c:380 Modules linked in: CPU: 0 PID: 5790 Comm: syz-executor Not tainted 6.6.101-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:__rate_control_send_low+0x635/0x880 net/mac80211/rate.c:380 Code: 30 42 0f b6 04 28 84 c0 0f 85 e6 01 00 00 41 8b 0e 48 c7 c7 00 85 be 8b 48 8b 74 24 10 44 8b 44 24 1c 45 89 e1 e8 9b e7 6a f7 <0f> 0b e9 78 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 03 fa ff RSP: 0018:ffffc90000007560 EFLAGS: 00010246 RAX: 91f4c200b5138300 RBX: 000000000000000c RCX: ffff888026819e00 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002 RBP: 0000000000000084 R08: ffffc90000007167 R09: 1ffff92000000e2c R10: dffffc0000000000 R11: fffff52000000e2d R12: 0000000000000020 R13: dffffc0000000000 R14: ffff88805d003358 R15: ffff88802634ede8 FS: 00005555758d2500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff55a6e56c0 CR3: 0000000062c6a000 CR4: 00000000003506f0 Call Trace: rate_control_send_low+0x194/0x790 net/mac80211/rate.c:405 rate_control_get_rate+0x20b/0x5c0 net/mac80211/rate.c:921 ieee80211_beacon_get_finish+0x38d/0x6b0 net/mac80211/tx.c:5218 ieee80211_beacon_get_ap+0x1429/0x1970 net/mac80211/tx.c:5321 __ieee80211_beacon_get+0x10eb/0x1600 net/mac80211/tx.c:5417 ieee80211_beacon_get_tim+0xb8/0x560 net/mac80211/tx.c:5559 ieee80211_beacon_get include/net/mac80211.h:5438 [inline] mac80211_hwsim_beacon_tx+0x3c7/0x780 drivers/net/wireless/virtual/mac80211_hwsim.c:2265 __iterate_interfaces+0x243/0x500 net/mac80211/util.c:766 ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:802 mac80211_hwsim_beacon+0xbb/0x1b0 drivers/net/wireless/virtual/mac80211_hwsim.c:2295 __run_hrtimer kernel/time/hrtimer.c:1755 [inline] __hrtimer_run_queues+0x51e/0xc40 kernel/time/hrtimer.c:1819 hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1836 handle_softirqs+0x280/0x820 kernel/softirq.c:578 __do_softirq kernel/softirq.c:612 [inline] invoke_softirq kernel/softirq.c:452 [inline] __irq_exit_rcu+0xc7/0x190 kernel/softirq.c:661 irq_exit_rcu+0x9/0x20 kernel/softirq.c:673 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1088 [inline] sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1088 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687 RIP: 0010:mod_objcg_state+0x599/0x890 mm/memcontrol.c:3228 Code: c0 00 00 00 0f 85 6e 01 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 83 07 89 08 f7 c3 00 02 00 00 74 9c fb 4d 85 ff <75> 9b eb a1 e8 3e db 36 02 85 c0 0f 84 b8 fb ff ff 48 c7 c0 a0 b9 RSP: 0018:ffffc9000455f580 EFLAGS: 00000246 RAX: 91f4c200b5138300 RBX: 0000000000000a02 RCX: 91f4c200b5138300 RDX: dffffc0000000000 RSI: ffffffff8aaaba40 RDI: ffffffff8afc6780 RBP: ffffc9000455f6a0 R08: ffffffff90da3567 R09: 1ffffffff21b46ac R10: dffffc0000000000 R11: fffffbfff21b46ad R12: dffffc0000000000 R13: ffff8880b8e37fb0 R14: ffff8880b8e37f70 R15: 0000000000000000 memcg_slab_post_alloc_hook mm/slab.h:544 [inline] slab_post_alloc_hook+0x363/0x4d0 mm/slab.h:775 slab_alloc_node mm/slub.c:3485 [inline] slab_alloc mm/slub.c:3493 [inline] __kmem_cache_alloc_lru mm/slub.c:3500 [inline] kmem_cache_alloc+0x11e/0x2e0 mm/slub.c:3509 anon_vma_chain_alloc mm/rmap.c:142 [inline] anon_vma_clone+0xb8/0x4e0 mm/rmap.c:289 anon_vma_fork+0x79/0x500 mm/rmap.c:352 dup_mmap kernel/fork.c:733 [inline] dup_mm kernel/fork.c:1692 [inline] copy_mm+0xd08/0x1c20 kernel/fork.c:1741 copy_process+0x16d3/0x3d70 kernel/fork.c:2506 kernel_clone+0x21b/0x840 kernel/fork.c:2914 __do_sys_clone kernel/fork.c:3057 [inline] __se_sys_clone kernel/fork.c:3041 [inline] __x64_sys_clone+0x18c/0x1e0 kernel/fork.c:3041 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7ff559985453 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:00007ffcd294b078 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff559985453 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001 R10: 00005555758d27d0 R11: 0000000000000246 R12: 0000000000000000 R13: 00000000000927c0 R14: 00000000000ed61e R15: 00007ffcd294b210 ---------------- Code disassembly (best guess): 0: c0 00 00 rolb $0x0,(%rax) 3: 00 0f add %cl,(%rdi) 5: 85 6e 01 test %ebp,0x1(%rsi) 8: 00 00 add %al,(%rax) a: 48 8d 65 d8 lea -0x28(%rbp),%rsp e: 5b pop %rbx f: 41 5c pop %r12 11: 41 5d pop %r13 13: 41 5e pop %r14 15: 41 5f pop %r15 17: 5d pop %rbp 18: c3 ret 19: e8 83 07 89 08 call 0x88907a1 1e: f7 c3 00 02 00 00 test $0x200,%ebx 24: 74 9c je 0xffffffc2 26: fb sti 27: 4d 85 ff test %r15,%r15 * 2a: 75 9b jne 0xffffffc7 <-- trapping instruction 2c: eb a1 jmp 0xffffffcf 2e: e8 3e db 36 02 call 0x236db71 33: 85 c0 test %eax,%eax 35: 0f 84 b8 fb ff ff je 0xfffffbf3 3b: 48 rex.W 3c: c7 .byte 0xc7 3d: c0 .byte 0xc0 3e: a0 .byte 0xa0 3f: b9 .byte 0xb9