------------[ cut here ]------------ WARNING: CPU: 1 PID: 3749 at net/mac80211/tx.c:4851 __ieee80211_beacon_get+0x183d/0x2080 net/mac80211/tx.c:5075 Modules linked in: CPU: 1 PID: 3749 Comm: syz-executor169 Not tainted 5.15.158-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4851 [inline] RIP: 0010:__ieee80211_beacon_get+0x183d/0x2080 net/mac80211/tx.c:5075 Code: ff e8 87 e4 ca f7 0f 0b e9 4b fa ff ff e8 7b e4 ca f7 0f 0b e9 3b fe ff ff e8 6f e4 ca f7 0f 0b e9 06 ee ff ff e8 63 e4 ca 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: ffffffff89b5785d RBX: 0000000000000000 RCX: ffff888075a63b80 RDX: 0000000080000100 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000dd0a70 R08: ffffffff89b568e8 R09: ffffffff89b562bb R10: 0000000000000003 R11: ffff888075a63b80 R12: dffffc0000000000 R13: ffff888079d70c80 R14: ffff888079d72298 R15: 1ffff920001ba118 FS: 00007fd22a72b6c0(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000203f6030 CR3: 000000001acdd000 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:5194 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:1686 [inline] __hrtimer_run_queues+0x598/0xcf0 kernel/time/hrtimer.c:1750 hrtimer_run_softirq+0x196/0x2c0 kernel/time/hrtimer.c:1767 __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:get_current arch/x86/include/asm/current.h:15 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x4/0x60 kernel/kcov.c:196 Code: 00 00 00 0f 1f 00 53 48 89 fb e8 17 00 00 00 48 8b 3d 28 08 64 0c 48 89 de 5b e9 07 01 49 00 cc cc cc cc cc cc cc 48 8b 04 24 <65> 48 8b 0d f4 12 82 7e 65 8b 15 f5 12 82 7e f7 c2 00 01 ff 00 74 RSP: 0018:ffffc900035c7518 EFLAGS: 00000246 RAX: ffffffff81b96c5d RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff888075a63b80 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc900035c77c8 R08: ffffffff81b95b84 R09: fffffbfff1bc8c56 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88801e1d4420 R13: 0000000000000003 R14: 0000000000000000 R15: 0000000000000000 __pkru_allows_pkey arch/x86/include/asm/pgtable.h:1350 [inline] arch_vma_access_permitted arch/x86/include/asm/mmu_context.h:216 [inline] handle_mm_fault+0x22cd/0x5950 mm/memory.c:4839 do_user_addr_fault arch/x86/mm/fault.c:1388 [inline] handle_page_fault arch/x86/mm/fault.c:1476 [inline] exc_page_fault+0x271/0x740 arch/x86/mm/fault.c:1532 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:568 RIP: 0010:__put_user_nocheck_4+0x3/0x11 Code: 00 00 48 39 d9 73 54 0f 01 cb 66 89 01 31 c9 0f 01 ca c3 0f 1f 44 00 00 48 bb fd ef ff ff ff 7f 00 00 48 39 d9 73 34 0f 01 cb <89> 01 31 c9 0f 01 ca c3 66 0f 1f 44 00 00 48 bb f9 ef ff ff ff 7f RSP: 0018:ffffc900035c78f8 EFLAGS: 00050246 RAX: 0000000000000000 RBX: 00000000203f6030 RCX: 00000000203f6030 RDX: ffff888075a63b80 RSI: 0000000000000002 RDI: 00000000ffffffff RBP: ffffc900035c7a70 R08: ffffffff882cac4d R09: fffff520006b8ed9 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 R13: 00000000203f6000 R14: 0000000000000002 R15: ffffc900035c7d60 ____sys_recvmsg+0x35b/0x530 net/socket.c:2663 ___sys_recvmsg+0x1ec/0x690 net/socket.c:2692 do_recvmmsg+0x36f/0x8f0 net/socket.c:2786 __sys_recvmmsg net/socket.c:2865 [inline] __do_sys_recvmmsg net/socket.c:2888 [inline] __se_sys_recvmmsg net/socket.c:2881 [inline] __x64_sys_recvmmsg+0x195/0x240 net/socket.c:2881 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fd22a78cdc9 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:00007fd22a72b228 EFLAGS: 00000246 ORIG_RAX: 000000000000012b RAX: ffffffffffffffda RBX: 00007fd22a816378 RCX: 00007fd22a78cdc9 RDX: 0000000000010106 RSI: 00000000200000c0 RDI: 0000000000000003 RBP: 00007fd22a816370 R08: 0000000000000000 R09: 00007fd22a72b6c0 R10: 0000000000000002 R11: 0000000000000246 R12: 00007fd22a81637c R13: 00007fd22a7e31c4 R14: 0031313230386c6e R15: 00007fffb3362cc8 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 00 00 add %al,(%rax) 2: 0f 1f 00 nopl (%rax) 5: 53 push %rbx 6: 48 89 fb mov %rdi,%rbx 9: e8 17 00 00 00 call 0x25 e: 48 8b 3d 28 08 64 0c mov 0xc640828(%rip),%rdi # 0xc64083d 15: 48 89 de mov %rbx,%rsi 18: 5b pop %rbx 19: e9 07 01 49 00 jmp 0x490125 1e: cc int3 1f: cc int3 20: cc int3 21: cc int3 22: cc int3 23: cc int3 24: cc int3 25: 48 8b 04 24 mov (%rsp),%rax * 29: 65 48 8b 0d f4 12 82 mov %gs:0x7e8212f4(%rip),%rcx # 0x7e821325 <-- trapping instruction 30: 7e 31: 65 8b 15 f5 12 82 7e mov %gs:0x7e8212f5(%rip),%edx # 0x7e82132d 38: f7 c2 00 01 ff 00 test $0xff0100,%edx 3e: 74 .byte 0x74