------------[ cut here ]------------ WARNING: CPU: 0 PID: 6558 at net/mac80211/tx.c:5040 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5040 [inline] WARNING: CPU: 0 PID: 6558 at net/mac80211/tx.c:5040 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5035 [inline] WARNING: CPU: 0 PID: 6558 at net/mac80211/tx.c:5040 __ieee80211_beacon_get+0x14ac/0x16b0 net/mac80211/tx.c:5469 Modules linked in: CPU: 0 UID: 0 PID: 6558 Comm: syz.0.144 Not tainted 6.13.0-rc3-syzkaller-00136-g8faabc041a00 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5040 [inline] RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5035 [inline] RIP: 0010:__ieee80211_beacon_get+0x14ac/0x16b0 net/mac80211/tx.c:5469 Code: 00 89 df 44 89 e6 e8 f3 54 ee f6 44 38 e3 72 a1 e8 c9 53 ee f6 48 89 ef e8 51 25 46 f7 31 ed e9 9c fe ff ff e8 b5 53 ee f6 90 <0f> 0b 90 e9 86 f6 ff ff 48 89 c6 48 c7 c7 20 20 2d 90 48 89 04 24 RSP: 0018:ffffc90000007b70 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8aabb822 RDX: ffff88801dfb8000 RSI: ffffffff8aabc19b RDI: 0000000000000001 RBP: ffffc90000007c20 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffff88803527fc00 R13: 0000000000000041 R14: ffff8880317e0d80 R15: ffff8880317e29d0 FS: 00007f26627cd6c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f02b2ca56c0 CR3: 00000000310b8000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_beacon_get_tim+0xa7/0x280 net/mac80211/tx.c:5596 ieee80211_beacon_get include/net/mac80211.h:5635 [inline] mac80211_hwsim_beacon_tx+0x4ea/0xa10 drivers/net/wireless/virtual/mac80211_hwsim.c:2311 __iterate_interfaces+0x2e5/0x640 net/mac80211/util.c:758 ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 net/mac80211/util.c:794 mac80211_hwsim_beacon+0x105/0x200 drivers/net/wireless/virtual/mac80211_hwsim.c:2345 __run_hrtimer kernel/time/hrtimer.c:1739 [inline] __hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1803 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1820 handle_softirqs+0x213/0x8f0 kernel/softirq.c:561 __do_softirq kernel/softirq.c:595 [inline] invoke_softirq kernel/softirq.c:435 [inline] __irq_exit_rcu+0x109/0x170 kernel/softirq.c:662 irq_exit_rcu+0x9/0x30 kernel/softirq.c:678 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:____sys_recvmsg+0x294/0x6b0 net/socket.c:2791 Code: 75 08 48 8b 4c 24 40 48 8b 54 24 08 48 8b 3c 24 e8 d1 ce ff ff 31 ff 48 63 f0 48 89 f3 e8 74 f3 9a f8 85 db 0f 88 c6 00 00 00 f7 f0 9a f8 4c 89 f2 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 RSP: 0018:ffffc90004cafa00 EFLAGS: 00000246 RAX: 0000000000080000 RBX: 0000000000000000 RCX: ffffc9000f45e000 RDX: 0000000000080000 RSI: ffffffff88ff23f9 RDI: 0000000000000007 RBP: ffffc90004cafd98 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000020084700 R14: ffffc90004cafddc R15: 0000000000000002 ___sys_recvmsg+0x115/0x1a0 net/socket.c:2845 do_recvmmsg+0x2f8/0x740 net/socket.c:2940 __sys_recvmmsg net/socket.c:3014 [inline] __do_sys_recvmmsg net/socket.c:3037 [inline] __se_sys_recvmmsg net/socket.c:3030 [inline] __x64_sys_recvmmsg+0x239/0x290 net/socket.c:3030 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2661985d29 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:00007f26627cd038 EFLAGS: 00000246 ORIG_RAX: 000000000000012b RAX: ffffffffffffffda RBX: 00007f2661b76080 RCX: 00007f2661985d29 RDX: 0000000000010106 RSI: 00000000200000c0 RDI: 0000000000000004 RBP: 00007f2661a01aa8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f2661b76080 R15: 00007fff4ddedcb8 ---------------- Code disassembly (best guess): 0: 75 08 jne 0xa 2: 48 8b 4c 24 40 mov 0x40(%rsp),%rcx 7: 48 8b 54 24 08 mov 0x8(%rsp),%rdx c: 48 8b 3c 24 mov (%rsp),%rdi 10: e8 d1 ce ff ff call 0xffffcee6 15: 31 ff xor %edi,%edi 17: 48 63 f0 movslq %eax,%rsi 1a: 48 89 f3 mov %rsi,%rbx 1d: e8 74 f3 9a f8 call 0xf89af396 22: 85 db test %ebx,%ebx 24: 0f 88 c6 00 00 00 js 0xf0 * 2a: e8 f7 f0 9a f8 call 0xf89af126 <-- trapping instruction 2f: 4c 89 f2 mov %r14,%rdx 32: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 39: fc ff df 3c: 48 c1 ea 03 shr $0x3,%rdx