------------[ cut here ]------------ WARNING: CPU: 0 PID: 3626 at net/mac80211/tx.c:4849 __ieee80211_beacon_get+0x183d/0x2080 net/mac80211/tx.c:5073 Modules linked in: CPU: 0 PID: 3626 Comm: syz-executor313 Not tainted 5.15.118-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 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 b7 1f cd f7 0f 0b e9 4b fa ff ff e8 ab 1f cd f7 0f 0b e9 3b fe ff ff e8 9f 1f cd f7 0f 0b e9 06 ee ff ff e8 93 1f cd 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:ffffc90000007840 EFLAGS: 00010246 RAX: ffffffff89b2dabd RBX: 0000000000000000 RCX: ffff88801a261dc0 RDX: 0000000080000101 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000007a70 R08: ffffffff89b2cb48 R09: ffffffff89b2c51b R10: 0000000000000003 R11: ffff88801a261dc0 R12: dffffc0000000000 R13: ffff88801e738c80 R14: ffff88801e73a298 R15: 1ffff92000000f18 FS: 0000555555d2a300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe95d1dc38 CR3: 0000000072e00000 CR4: 00000000003506f0 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:636 irq_exit_rcu+0x5/0x20 kernel/softirq.c:648 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:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202 Code: 31 9f f6 ff 90 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 2e 2a 3e f7 48 89 df e8 c6 7c 3f f7 e8 c1 01 62 f7 fb bf 01 00 00 00 46 ba 32 f7 65 8b 05 47 06 de 75 85 c0 74 02 5b c3 e8 54 1d dc RSP: 0018:ffffc9000317f2f0 EFLAGS: 00000286 RAX: d1b19260a11ba500 RBX: ffff8880766a3b50 RCX: ffffffff8162db08 RDX: dffffc0000000000 RSI: ffffffff8a8afc60 RDI: 0000000000000001 RBP: ffffc9000317f470 R08: dffffc0000000000 R09: fffffbfff1f79627 R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc9000317f3c0 R13: ffffea0001bd8a80 R14: dffffc0000000000 R15: 0000000000000001 spin_unlock_irq include/linux/spinlock.h:413 [inline] shmem_add_to_page_cache+0x12aa/0x17c0 mm/shmem.c:752 shmem_getpage_gfp+0x1aa1/0x3190 mm/shmem.c:1940 shmem_fault+0x1d7/0x700 mm/shmem.c:2118 __do_fault+0x139/0x340 mm/memory.c:3885 do_read_fault mm/memory.c:4221 [inline] do_fault mm/memory.c:4349 [inline] handle_pte_fault mm/memory.c:4608 [inline] __handle_mm_fault mm/memory.c:4743 [inline] handle_mm_fault+0x376f/0x5950 mm/memory.c:4841 faultin_page mm/gup.c:976 [inline] __get_user_pages+0x4ed/0x11d0 mm/gup.c:1197 populate_vma_page_range+0x215/0x2a0 mm/gup.c:1529 __mm_populate+0x2a5/0x4a0 mm/gup.c:1638 mm_populate include/linux/mm.h:2632 [inline] vm_mmap_pgoff+0x22b/0x2d0 mm/util.c:556 ksys_mmap_pgoff+0x13e/0x780 mm/mmap.c:1624 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: 0033:0x7fce1beb62e9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe95d1dc48 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fce1beb62e9 RDX: b635773f06ebbeee RSI: 0000000000b36000 RDI: 0000000020000000 RBP: 0000000000000000 R08: 00000000ffffffff R09: 0000000000000000 R10: 0000000000008031 R11: 0000000000000246 R12: 000000000000fcc7 R13: 00007ffe95d1dcc0 R14: 00007ffe95d1dcb0 R15: 00007ffe95d1dc7c ---------------- Code disassembly (best guess): 0: 31 9f f6 ff 90 53 xor %ebx,0x5390fff6(%rdi) 6: 48 89 fb mov %rdi,%rbx 9: 48 83 c7 18 add $0x18,%rdi d: 48 8b 74 24 08 mov 0x8(%rsp),%rsi 12: e8 2e 2a 3e f7 callq 0xf73e2a45 17: 48 89 df mov %rbx,%rdi 1a: e8 c6 7c 3f f7 callq 0xf73f7ce5 1f: e8 c1 01 62 f7 callq 0xf76201e5 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 46 ba 32 f7 callq 0xf732ba75 <-- trapping instruction 2f: 65 8b 05 47 06 de 75 mov %gs:0x75de0647(%rip),%eax # 0x75de067d 36: 85 c0 test %eax,%eax 38: 74 02 je 0x3c 3a: 5b pop %rbx 3b: c3 retq 3c: e8 .byte 0xe8 3d: 54 push %rsp 3e: 1d .byte 0x1d 3f: dc .byte 0xdc