------------[ cut here ]------------ WARNING: CPU: 1 PID: 3787 at net/mac80211/tx.c:4849 __ieee80211_beacon_get+0x183d/0x2080 net/mac80211/tx.c:5073 Modules linked in: CPU: 1 PID: 3787 Comm: syz-executor117 Not tainted 5.15.127-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4849 [inline] RIP: 0010:__ieee80211_beacon_get+0x183d/0x2080 net/mac80211/tx.c:5073 Code: ff e8 47 cc cb f7 0f 0b e9 4b fa ff ff e8 3b cc cb f7 0f 0b e9 3b fe ff ff e8 2f cc cb f7 0f 0b e9 06 ee ff ff e8 23 cc cb f7 <0f> 0b e9 91 f0 ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 2d ea RSP: 0018:ffffc90000dd0840 EFLAGS: 00010246 RAX: ffffffff89b447bd RBX: 0000000000000000 RCX: ffff888077d29dc0 RDX: 0000000080000100 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000dd0a70 R08: ffffffff89b43848 R09: ffffffff89b4321b R10: 0000000000000003 R11: ffff888077d29dc0 R12: dffffc0000000000 R13: ffff888079a58c80 R14: ffff888079a5a298 R15: 1ffff920001ba118 FS: 00007faf7a4c86c0(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020266030 CR3: 000000007d372000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_beacon_get_tim+0xb7/0x950 net/mac80211/tx.c:5192 ieee80211_beacon_get include/net/mac80211.h:4981 [inline] mac80211_hwsim_beacon_tx+0xe2/0x8a0 drivers/net/wireless/mac80211_hwsim.c:1812 __iterate_interfaces+0x21e/0x4b0 net/mac80211/util.c:793 ieee80211_iterate_active_interfaces_atomic+0xaf/0x140 net/mac80211/util.c:829 mac80211_hwsim_beacon+0xa7/0x180 drivers/net/wireless/mac80211_hwsim.c:1865 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x598/0xcf0 kernel/time/hrtimer.c:1749 hrtimer_run_softirq+0x196/0x2c0 kernel/time/hrtimer.c:1766 __do_softirq+0x3b3/0x93a kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x155/0x240 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1096 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:scm_recv+0x6/0x720 include/net/scm.h:125 Code: 38 c1 0f 8c d2 fb ff ff 48 8b 7c 24 28 e8 b2 a8 d5 f8 e9 c3 fb ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48 89 e5 41 57 <41> 56 41 55 41 54 53 48 83 e4 e0 48 81 ec c0 00 00 00 48 89 14 24 RSP: 0018:ffffc9000376f728 EFLAGS: 00000297 RAX: 0000000000000004 RBX: ffff88807359a400 RCX: ffffc9000376f803 RDX: ffffc9000376f800 RSI: ffffc9000376fd40 RDI: ffff88807359a400 RBP: ffffc9000376f730 R08: ffffffff88f40540 R09: ffffed1003a53e0d R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 R13: ffff888073c70000 R14: 0000000000000000 R15: 1ffff920006edefc __unix_dgram_recvmsg+0xca6/0x1260 net/unix/af_unix.c:2394 ____sys_recvmsg+0x286/0x530 ___sys_recvmsg+0x1ec/0x690 net/socket.c:2673 do_recvmmsg+0x36f/0x8f0 net/socket.c:2767 __sys_recvmmsg net/socket.c:2846 [inline] __do_sys_recvmmsg net/socket.c:2869 [inline] __se_sys_recvmmsg net/socket.c:2862 [inline] __x64_sys_recvmmsg+0x195/0x240 net/socket.c:2862 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7faf7a529e09 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 1a 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007faf7a4c8228 EFLAGS: 00000246 ORIG_RAX: 000000000000012b RAX: ffffffffffffffda RBX: 00007faf7a5b3378 RCX: 00007faf7a529e09 RDX: 0000000000010106 RSI: 00000000200000c0 RDI: 0000000000000003 RBP: 00007faf7a5b3370 R08: 0000000000000000 R09: 00007faf7a4c86c0 R10: 0000000000000002 R11: 0000000000000246 R12: 00007faf7a5b337c R13: 00007faf7a5801c4 R14: 0031313230386c6e R15: 00007ffd79707418 ---------------- Code disassembly (best guess): 0: 38 c1 cmp %al,%cl 2: 0f 8c d2 fb ff ff jl 0xfffffbda 8: 48 8b 7c 24 28 mov 0x28(%rsp),%rdi d: e8 b2 a8 d5 f8 call 0xf8d5a8c4 12: e9 c3 fb ff ff jmp 0xfffffbda 17: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1e: 00 00 00 21: 0f 1f 00 nopl (%rax) 24: 55 push %rbp 25: 48 89 e5 mov %rsp,%rbp 28: 41 57 push %r15 * 2a: 41 56 push %r14 <-- trapping instruction 2c: 41 55 push %r13 2e: 41 54 push %r12 30: 53 push %rbx 31: 48 83 e4 e0 and $0xffffffffffffffe0,%rsp 35: 48 81 ec c0 00 00 00 sub $0xc0,%rsp 3c: 48 89 14 24 mov %rdx,(%rsp)