------------[ cut here ]------------ WARNING: CPU: 0 PID: 5682 at net/mac80211/tx.c:4859 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4859 [inline] WARNING: CPU: 0 PID: 5682 at net/mac80211/tx.c:4859 __ieee80211_beacon_get+0x179f/0x2000 net/mac80211/tx.c:5083 Modules linked in: CPU: 0 PID: 5682 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4859 [inline] RIP: 0010:__ieee80211_beacon_get+0x179f/0x2000 net/mac80211/tx.c:5083 Code: 2a f8 0f 0b 4f 89 64 2f 04 4f 89 64 2f 0c 43 c6 44 2f 14 f8 e9 19 fe ff ff e8 0d 4b 2a f8 0f 0b e9 03 ef ff ff e8 01 4b 2a f8 <0f> 0b e9 76 f2 ff ff e8 a5 92 6d 00 89 d9 80 e1 07 80 c1 03 38 c1 RSP: 0018:ffffc900000078e0 EFLAGS: 00010246 RAX: ffffffff894ed60f RBX: ffff888060462268 RCX: ffff88807c0f5940 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000007b08 R08: ffff88807c0f5940 R09: 0000000000000003 R10: 0000000000000007 R11: 0000000000000100 R12: ffff8880612ea000 R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffff92000000f2c FS: 0000555580eff500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f21dba04e9c CR3: 0000000048bf5000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_beacon_get_tim+0x48/0x840 net/mac80211/tx.c:5202 ieee80211_beacon_get include/net/mac80211.h:4983 [inline] mac80211_hwsim_beacon_tx+0xf4/0x920 drivers/net/wireless/mac80211_hwsim.c:1812 __iterate_interfaces+0x243/0x500 net/mac80211/util.c:793 ieee80211_iterate_active_interfaces_atomic+0xb3/0x140 net/mac80211/util.c:829 mac80211_hwsim_beacon+0x9b/0x180 drivers/net/wireless/mac80211_hwsim.c:1865 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x4f2/0xb70 kernel/time/hrtimer.c:1749 hrtimer_run_softirq+0x176/0x240 kernel/time/hrtimer.c:1766 handle_softirqs+0x339/0x830 kernel/softirq.c:576 __do_softirq kernel/softirq.c:610 [inline] invoke_softirq kernel/softirq.c:450 [inline] __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:console_unlock+0xcad/0x1120 kernel/printk/printk.c:2749 Code: 75 11 e8 36 da 18 00 4d 85 ff 75 16 e8 2c da 18 00 eb 15 e8 25 da 18 00 e8 e0 21 5c 08 4d 85 ff 74 ea e8 16 da 18 00 fb 31 ff <89> de e8 6c dd 18 00 85 db 0f 94 c0 22 44 24 17 3c 01 75 1f e8 fa RSP: 0018:ffffc900033ce5c0 EFLAGS: 00000246 RAX: ffffffff816046fa RBX: 0000000000000001 RCX: ffff88807c0f5940 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc900033ce830 R08: ffffffff901d40cf R09: 1ffffffff203a819 R10: dffffc0000000000 R11: fffffbfff203a81a R12: 1ffffffff198d6fd R13: 0000000000000065 R14: 0000000000000000 R15: 0000000000000200 vprintk_emit+0xc0/0x150 kernel/printk/printk.c:2274 _printk+0xda/0x130 kernel/printk/printk.c:2299 netdev_info+0x11b/0x170 net/core/dev.c:11585 bond_enslave+0x2f4a/0x3c50 drivers/net/bonding/bond_main.c:2219 do_set_master net/core/rtnetlink.c:2577 [inline] do_setlink+0xe90/0x3d60 net/core/rtnetlink.c:2788 __rtnl_newlink net/core/rtnetlink.c:3452 [inline] rtnl_newlink+0x1658/0x1a50 net/core/rtnetlink.c:3574 rtnetlink_rcv_msg+0x844/0xf30 net/core/rtnetlink.c:5684 netlink_rcv_skb+0x1f5/0x440 net/netlink/af_netlink.c:2507 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x774/0x920 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x8ba/0xbe0 net/netlink/af_netlink.c:1918 sock_sendmsg_nosec net/socket.c:706 [inline] __sock_sendmsg net/socket.c:718 [inline] __sys_sendto+0x46d/0x620 net/socket.c:2072 __do_sys_sendto net/socket.c:2084 [inline] __se_sys_sendto net/socket.c:2080 [inline] __x64_sys_sendto+0xda/0xf0 net/socket.c:2080 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f15859cbfce Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 RSP: 002b:00007ffdf1f25fd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 0000555580eff500 RCX: 00007f15859cbfce RDX: 0000000000000028 RSI: 00007f15867b3670 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007ffdf1f26054 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 R13: 0000000000000000 R14: 00007f15867b3670 R15: 0000000000000000 ---------------- Code disassembly (best guess): 0: 75 11 jne 0x13 2: e8 36 da 18 00 call 0x18da3d 7: 4d 85 ff test %r15,%r15 a: 75 16 jne 0x22 c: e8 2c da 18 00 call 0x18da3d 11: eb 15 jmp 0x28 13: e8 25 da 18 00 call 0x18da3d 18: e8 e0 21 5c 08 call 0x85c21fd 1d: 4d 85 ff test %r15,%r15 20: 74 ea je 0xc 22: e8 16 da 18 00 call 0x18da3d 27: fb sti 28: 31 ff xor %edi,%edi * 2a: 89 de mov %ebx,%esi <-- trapping instruction 2c: e8 6c dd 18 00 call 0x18dd9d 31: 85 db test %ebx,%ebx 33: 0f 94 c0 sete %al 36: 22 44 24 17 and 0x17(%rsp),%al 3a: 3c 01 cmp $0x1,%al 3c: 75 1f jne 0x5d 3e: e8 .byte 0xe8 3f: fa cli