SELinux: unrecognized netlink message: protocol=0 nlmsg_type=256 sclass=netlink_route_socket pid=5835 comm=syz.1.218 netlink: 'syz.0.238': attribute type 11 has an invalid length. ------------[ cut here ]------------ WARNING: CPU: 7 PID: 0 at net/mac80211/tx.c:5040 __ieee80211_beacon_update_cntdwn.isra.0.part.0+0x6/0x10 net/mac80211/tx.c:5040 Modules linked in: CPU: 7 UID: 0 PID: 0 Comm: swapper/7 Not tainted 6.14.0 #2 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 RIP: 0010:__ieee80211_beacon_update_cntdwn.isra.0.part.0+0x6/0x10 net/mac80211/tx.c:5040 Code: 70 28 43 fd e9 a4 fd ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 e8 4b dc 07 fd 90 <0f> 0b 90 e9 4d 8e a5 fc 66 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffff8881f6d89ba0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff888122336150 RCX: ffffffffb06c0107 RDX: 0000000000000000 RSI: ffff888100adb800 RDI: 0000000000000002 RBP: ffff8881223365f0 R08: 0000000000000000 R09: ffff8881f6d89c60 R10: ffffed103edb138d R11: 0000000000000001 R12: ffff8881f6d89c60 R13: 0000000000000000 R14: ffff88812175ac00 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff8881f6d80000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe62f7b5fa8 CR3: 00000001218f6002 CR4: 0000000000770ef0 PKRU: 55555554 Call Trace: __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5395 [inline] __ieee80211_beacon_get+0xe02/0xf50 net/mac80211/tx.c:5469 ieee80211_beacon_get_tim+0xa7/0x280 net/mac80211/tx.c:5596 ieee80211_beacon_get include/net/mac80211.h:5641 [inline] mac80211_hwsim_beacon_tx+0x4e2/0x9a0 drivers/net/wireless/virtual/mac80211_hwsim.c:2311 __iterate_interfaces+0x16f/0x5b0 net/mac80211/util.c:761 ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 net/mac80211/util.c:797 mac80211_hwsim_beacon+0x105/0x200 drivers/net/wireless/virtual/mac80211_hwsim.c:2345 __run_hrtimer kernel/time/hrtimer.c:1801 [inline] __hrtimer_run_queues+0x1dd/0xc00 kernel/time/hrtimer.c:1865 hrtimer_run_softirq+0x14c/0x290 kernel/time/hrtimer.c:1882 handle_softirqs+0x19a/0x770 kernel/softirq.c:561 __do_softirq kernel/softirq.c:595 [inline] invoke_softirq kernel/softirq.c:435 [inline] __irq_exit_rcu kernel/softirq.c:662 [inline] irq_exit_rcu+0xd6/0x110 kernel/softirq.c:678 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0x70/0x80 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:37 [inline] RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:92 [inline] RIP: 0010:default_idle+0x1e/0x30 arch/x86/kernel/process.c:744 Code: 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 eb 0c 0f 1f 44 00 00 0f 00 2d e9 3b 13 00 0f 1f 44 00 00 fb f4 e9 e7 e8 80 fc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 RSP: 0018:ffff888100af7e68 EFLAGS: 00000206 RAX: 000000000002b771 RBX: 0000000000000007 RCX: ffffffffb08f4867 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffad4b19ba RBP: dffffc0000000000 R08: 0000000000000001 R09: ffffed103edb6c53 R10: ffffed103edb6c52 R11: ffff8881f6db6293 R12: ffffffffb21d15d0 R13: 1ffff1102015efd2 R14: 0000000000000000 R15: 0000000000000000 default_idle_call+0x6d/0xb0 kernel/sched/idle.c:117 cpuidle_idle_call kernel/sched/idle.c:185 [inline] do_idle+0x2fa/0x3b0 kernel/sched/idle.c:325 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:423 start_secondary+0x1c1/0x220 arch/x86/kernel/smpboot.c:315 common_startup_64+0x12c/0x138 irq event stamp: 178978 hardirqs last enabled at (178990): [] __up_console_sem+0x78/0x80 kernel/printk/printk.c:344 hardirqs last disabled at (179001): [] __up_console_sem+0x5d/0x80 kernel/printk/printk.c:342 softirqs last enabled at (177830): [] softirq_handle_end kernel/softirq.c:407 [inline] softirqs last enabled at (177830): [] handle_softirqs+0x4eb/0x770 kernel/softirq.c:589 softirqs last disabled at (178035): [] __do_softirq kernel/softirq.c:595 [inline] softirqs last disabled at (178035): [] invoke_softirq kernel/softirq.c:435 [inline] softirqs last disabled at (178035): [] __irq_exit_rcu kernel/softirq.c:662 [inline] softirqs last disabled at (178035): [] irq_exit_rcu+0xd6/0x110 kernel/softirq.c:678 ---[ end trace 0000000000000000 ]--- wlan1: failed to finalize CSA on link 0, disconnecting ---------------- Code disassembly (best guess): 0: 90 nop 1: 90 nop 2: 90 nop 3: 90 nop 4: 90 nop 5: 90 nop 6: 90 nop 7: 90 nop 8: 90 nop 9: 90 nop a: 90 nop b: 90 nop c: f3 0f 1e fa endbr64 10: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 15: eb 0c jmp 0x23 17: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 1c: 0f 00 2d e9 3b 13 00 verw 0x133be9(%rip) # 0x133c0c 23: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 28: fb sti 29: f4 hlt * 2a: fa cli <-- trapping instruction 2b: e9 e7 e8 80 fc jmp 0xfc80e917 30: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1) 37: 00 00 00 00 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop