Warning: Permanently added '10.128.0.139' (ECDSA) to the list of known hosts. syzkaller login: [ 1230.581974][ T8482] IPVS: ftp: loaded support on port[0] = 21 [ 1230.584659][ T8481] IPVS: ftp: loaded support on port[0] = 21 [ 1230.591035][ T8483] IPVS: ftp: loaded support on port[0] = 21 [ 1230.601127][ T8478] IPVS: ftp: loaded support on port[0] = 21 [ 1230.610365][ T8480] IPVS: ftp: loaded support on port[0] = 21 [ 1230.620023][ T8479] IPVS: ftp: loaded support on port[0] = 21 [ 1230.805820][ T8485] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1230.816357][ T8485] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1230.825599][ T8] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1230.836383][ T8464] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1230.857730][ T8] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1230.884166][ T8485] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1230.892647][ T8485] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1230.896117][ T8456] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1230.949812][ T8629] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1230.958296][ T8456] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1230.967726][ T8629] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1230.989118][ T8641] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1230.998299][ T8641] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1231.017483][ T8485] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1231.030197][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready executing program [ 1231.044171][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1231.051989][ T8485] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1231.069291][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1231.092839][ T8629] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 executing program [ 1231.107526][ T8629] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1231.132724][ C1] hrtimer: interrupt took 33700 ns [ 1231.133659][ T8464] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1231.254347][ T8485] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1231.262516][ T8485] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1232.845017][ T8464] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1232.903533][ T26] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1232.983158][ T26] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program [ 1233.167237][ T8485] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1233.182172][ T8] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1233.200599][ T8696] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1233.268580][ T8] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1233.318806][ T8485] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1233.330112][ T26] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1234.469472][ T8464] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1234.481425][ T26] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1234.569219][ T8464] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1244.241172][ T8464] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program executing program executing program executing program executing program executing program [ 1359.962994][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1359.969882][ C0] rcu: 0-....: (5824 ticks this GP) idle=5ba/1/0x4000000000000000 softirq=9662/9662 fqs=537 [ 1359.980545][ C0] (t=10501 jiffies g=8393 q=1053) [ 1359.985662][ C0] NMI backtrace for cpu 0 [ 1359.989999][ C0] CPU: 0 PID: 8677 Comm: syz-executor961 Not tainted 5.10.0-rc7-syzkaller #0 [ 1359.998757][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1360.008813][ C0] Call Trace: [ 1360.012102][ C0] [ 1360.014981][ C0] dump_stack+0x107/0x163 [ 1360.019326][ C0] nmi_cpu_backtrace.cold+0x44/0xd7 [ 1360.024711][ C0] ? lapic_can_unplug_cpu+0x80/0x80 [ 1360.029911][ C0] nmi_trigger_cpumask_backtrace+0x1b3/0x230 [ 1360.036062][ C0] rcu_dump_cpu_stacks+0x1e3/0x21e [ 1360.041579][ C0] rcu_sched_clock_irq.cold+0x472/0xee8 [ 1360.047128][ C0] ? find_held_lock+0x2d/0x110 [ 1360.051887][ C0] ? rcutree_dead_cpu+0x40/0x40 [ 1360.056740][ C0] ? __raise_softirq_irqoff+0x93/0x1d0 [ 1360.062194][ C0] update_process_times+0x77/0xd0 [ 1360.067213][ C0] tick_sched_handle+0x9b/0x180 [ 1360.072149][ C0] tick_sched_timer+0x1d1/0x2a0 [ 1360.076999][ C0] ? can_stop_idle_tick+0x290/0x290 [ 1360.082286][ C0] __hrtimer_run_queues+0x1ce/0xea0 [ 1360.087496][ C0] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 1360.093560][ C0] ? ktime_get_update_offsets_now+0x249/0x320 [ 1360.099631][ C0] hrtimer_interrupt+0x334/0x940 [ 1360.104762][ C0] __sysvec_apic_timer_interrupt+0x146/0x540 [ 1360.110746][ C0] sysvec_apic_timer_interrupt+0x48/0x100 [ 1360.116476][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 1360.122459][ C0] RIP: 0010:lockdep_rtnl_is_held+0x1/0x30 [ 1360.128176][ C0] Code: 2e 0f 1f 84 00 00 00 00 00 55 48 89 fd e8 b7 d6 78 fa 48 89 ef 5d 48 c7 c6 a0 78 92 8c e9 f7 5d bf fc 0f 1f 80 00 00 00 00 53 9a d6 78 fa be ff ff ff ff 48 c7 c7 08 79 92 8c e8 f9 59 ee 01 [ 1360.147789][ C0] RSP: 0018:ffffc90000007d60 EFLAGS: 00000246 [ 1360.153867][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff88527d34 [ 1360.161931][ C0] RDX: ffff88801d7ccec0 RSI: ffffffff88527d41 RDI: 0000000000000005 [ 1360.169908][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 1360.177882][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ffff888023a8de18 [ 1360.185945][ C0] R13: 0000000000000000 R14: ffff88801c86a5b8 R15: 0000000000000002 [ 1360.193932][ C0] ? __iterate_interfaces+0x444/0x520 [ 1360.199309][ C0] ? __iterate_interfaces+0x451/0x520 [ 1360.204868][ C0] __iterate_interfaces+0x456/0x520 [ 1360.210166][ C0] ? mac80211_hwsim_tx_frame+0x1e0/0x1e0 [ 1360.215809][ C0] ? mac80211_hwsim_tx_frame+0x1e0/0x1e0 [ 1360.221454][ C0] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 1360.228492][ C0] ? mac80211_hwsim_addr_match+0x180/0x180 [ 1360.234326][ C0] mac80211_hwsim_beacon+0xd5/0x1a0 [ 1360.239532][ C0] __hrtimer_run_queues+0x693/0xea0 [ 1360.244739][ C0] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 1360.250722][ C0] ? ktime_get_update_offsets_now+0x249/0x320 [ 1360.257062][ C0] hrtimer_run_softirq+0x17b/0x360 [ 1360.262184][ C0] __do_softirq+0x2a0/0x9f6 [ 1360.266874][ C0] asm_call_irq_on_stack+0xf/0x20 [ 1360.271914][ C0] [ 1360.274855][ C0] do_softirq_own_stack+0xaa/0xd0 [ 1360.279877][ C0] irq_exit_rcu+0x132/0x200 [ 1360.284379][ C0] sysvec_apic_timer_interrupt+0x4d/0x100 [ 1360.290282][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 1360.296420][ C0] RIP: 0010:trace_rss_stat+0x1a0/0x290 [ 1360.302176][ C0] Code: e9 a3 fe ff ff e8 00 28 cf ff 65 ff 05 49 13 61 7e 48 c7 c0 c0 20 d9 8c 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 <0f> 85 d8 00 00 00 48 8b 05 23 44 38 0b e8 7e ac 44 07 31 ff 89 c3 [ 1360.322283][ C0] RSP: 0018:ffffc90001ebf9b0 EFLAGS: 00000246 [ 1360.328334][ C0] RAX: 1ffffffff19b2418 RBX: 0000000000000001 RCX: ffffffff81a0db63 [ 1360.336285][ C0] RDX: dffffc0000000000 RSI: ffffffff81a0dc70 RDI: 0000000000000001 [ 1360.344235][ C0] RBP: ffff8880234e8d80 R08: 0000000000000000 R09: ffffffff8cecae4f [ 1360.352180][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 000000000000005f [ 1360.360128][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000442000 [ 1360.368189][ C0] ? trace_rss_stat+0x73/0x290 [ 1360.373122][ C0] ? trace_rss_stat+0x180/0x290 [ 1360.377952][ C0] unmap_page_range+0x100e/0x2640 [ 1360.383046][ C0] ? lockdep_hardirqs_on+0x79/0x100 [ 1360.388219][ C0] ? vm_normal_page_pmd+0x510/0x510 [ 1360.393450][ C0] ? unmap_single_vma+0x97/0x300 [ 1360.398360][ C0] ? uprobe_munmap+0x1c/0x560 [ 1360.403110][ C0] ? unmap_single_vma+0xa5/0x300 [ 1360.408122][ C0] unmap_single_vma+0x198/0x300 [ 1360.413135][ C0] unmap_vmas+0x168/0x2e0 [ 1360.417438][ C0] ? zap_vma_ptes+0x100/0x100 [ 1360.422110][ C0] exit_mmap+0x2b1/0x530 [ 1360.426349][ C0] ? __ia32_sys_remap_file_pages+0x150/0x150 [ 1360.432313][ C0] ? __khugepaged_exit+0x2d9/0x3f0 [ 1360.437399][ C0] __mmput+0x122/0x470 [ 1360.441441][ C0] mmput+0x53/0x60 [ 1360.445150][ C0] do_exit+0xa72/0x29b0 [ 1360.449281][ C0] ? mm_update_next_owner+0x7a0/0x7a0 [ 1360.454718][ C0] ? io_schedule_timeout+0x140/0x140 [ 1360.460081][ C0] do_group_exit+0x125/0x310 [ 1360.464645][ C0] __x64_sys_exit_group+0x3a/0x50 [ 1360.469741][ C0] do_syscall_64+0x2d/0x70 [ 1360.474132][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 1360.480008][ C0] RIP: 0033:0x442138 [ 1360.484094][ C0] Code: Unable to access opcode bytes at RIP 0x44210e. [ 1360.490914][ C0] RSP: 002b:00007fffc2cbd928 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 1360.499306][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442138 [ 1360.507260][ C0] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000 [ 1360.515216][ C0] RBP: 00000000004c8190 R08: 00000000000000e7 R09: ffffffffffffffd4 [ 1360.523342][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1360.531399][ C0] R13: 00000000006dc1e0 R14: 000000000000000c R15: 0000000000000004 executing program executing program