------------[ cut here ]------------ no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0xfff with flags 0x40 WARNING: CPU: 0 PID: 5914 at net/mac80211/rate.c:385 __rate_control_send_low+0x635/0x880 net/mac80211/rate.c:380 Modules linked in: CPU: 0 PID: 5914 Comm: syz.3.19 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 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 80 54 be 8b 48 8b 74 24 10 44 8b 44 24 1c 45 89 e1 e8 3b a9 70 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: 451337b111c78f00 RBX: 000000000000000c RCX: ffff88802f610000 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002 RBP: 0000000000000084 R08: ffffffff90d94507 R09: 1ffffffff21b28a0 R10: dffffc0000000000 R11: fffffbfff21b28a1 R12: 0000000000000040 R13: dffffc0000000000 R14: ffff88801c7e3358 R15: ffff88802fecfb68 FS: 00007f59608a86c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c381ded CR3: 000000005c311000 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:5228 ieee80211_beacon_get_ap+0x1429/0x1970 net/mac80211/tx.c:5331 __ieee80211_beacon_get+0x10eb/0x1600 net/mac80211/tx.c:5427 ieee80211_beacon_get_tim+0xb8/0x560 net/mac80211/tx.c:5569 ieee80211_beacon_get include/net/mac80211.h:5440 [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:1750 [inline] __hrtimer_run_queues+0x51e/0xc40 kernel/time/hrtimer.c:1814 hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1831 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:console_flush_all+0x889/0xd00 arch/x86/include/asm/irqflags.h:-1 Code: ed 01 00 00 e8 a8 32 1b 00 4d 85 ff 48 8b 5c 24 38 75 07 e8 99 32 1b 00 eb 06 e8 92 32 1b 00 fb 49 bf 00 00 00 00 00 fc ff df <48> 8b 44 24 50 42 0f b6 04 38 84 c0 0f 85 2f 02 00 00 80 3b 01 0f RSP: 0018:ffffc90002f47100 EFLAGS: 00000287 RAX: ffffffff816a5e2e RBX: ffffc90002f4729f RCX: 0000000000080000 RDX: ffffc9000d48a000 RSI: 000000000002a9ea RDI: 000000000002a9eb RBP: ffffc90002f47270 R08: ffffffff90d94507 R09: 1ffffffff21b28a0 R10: dffffc0000000000 R11: fffffbfff21b28a1 R12: ffffffff8d4b52e0 R13: 1ffffffff19792f8 R14: ffffffff8d4b5338 R15: dffffc0000000000 console_unlock+0xae/0x340 kernel/printk/printk.c:3069 vprintk_emit+0x477/0x600 kernel/printk/printk.c:2341 _printk+0xd0/0x110 kernel/printk/printk.c:2366 __ext4_warning_inode+0x25e/0x270 fs/ext4/super.c:1049 ext4_xattr_block_set+0x258c/0x32a0 fs/ext4/xattr.c:2206 ext4_xattr_set_handle+0x10a1/0x1290 fs/ext4/xattr.c:2467 __ext4_set_acl+0x56f/0x650 fs/ext4/acl.c:217 ext4_set_acl+0x359/0x520 fs/ext4/acl.c:259 set_posix_acl fs/posix_acl.c:956 [inline] vfs_set_acl+0x803/0xa60 fs/posix_acl.c:1135 do_set_acl+0xf5/0x180 fs/posix_acl.c:1280 do_setxattr fs/xattr.c:627 [inline] path_setxattr+0x39f/0x550 fs/xattr.c:659 __do_sys_lsetxattr fs/xattr.c:684 [inline] __se_sys_lsetxattr fs/xattr.c:680 [inline] __x64_sys_lsetxattr+0xb8/0xd0 fs/xattr.c:680 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: 0033:0x7f595f98f749 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f59608a8038 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd RAX: ffffffffffffffda RBX: 00007f595fbe5fa0 RCX: 00007f595f98f749 RDX: 0000200000000340 RSI: 0000200000000140 RDI: 0000200000000000 RBP: 00007f595fa13f91 R08: 0000000000000002 R09: 0000000000000000 R10: 000000000000003c R11: 0000000000000246 R12: 0000000000000000 R13: 00007f595fbe6038 R14: 00007f595fbe5fa0 R15: 00007ffee88f7fb8 ---------------- Code disassembly (best guess): 0: ed in (%dx),%eax 1: 01 00 add %eax,(%rax) 3: 00 e8 add %ch,%al 5: a8 32 test $0x32,%al 7: 1b 00 sbb (%rax),%eax 9: 4d 85 ff test %r15,%r15 c: 48 8b 5c 24 38 mov 0x38(%rsp),%rbx 11: 75 07 jne 0x1a 13: e8 99 32 1b 00 call 0x1b32b1 18: eb 06 jmp 0x20 1a: e8 92 32 1b 00 call 0x1b32b1 1f: fb sti 20: 49 bf 00 00 00 00 00 movabs $0xdffffc0000000000,%r15 27: fc ff df * 2a: 48 8b 44 24 50 mov 0x50(%rsp),%rax <-- trapping instruction 2f: 42 0f b6 04 38 movzbl (%rax,%r15,1),%eax 34: 84 c0 test %al,%al 36: 0f 85 2f 02 00 00 jne 0x26b 3c: 80 3b 01 cmpb $0x1,(%rbx) 3f: 0f .byte 0xf