[ 44.625344][ T6397] RAX: ffffffffffffffda RBX: 000055dcc4b83380 RCX: 00007f6fa7dee840 [ 44.633480][ T6397] RDX: 000055dcc46c5fe3 RSI: 00000000000a0800 RDI: 000055dcc4b83920 [ 44.641444][ T6397] RBP: 00007ffc032e0f30 R08: 000055dcc46c5670 R09: 0000000000000020 [ 44.649425][ T6397] R10: 00007f6fa7b68d70 R11: 0000000000000246 R12: 00007ffc032e0e80 [ 44.657389][ T6397] R13: 000055dcc4b849b0 R14: 0000000000000003 R15: 000000000000000e Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.9' (ECDSA) to the list of known hosts. syzkaller login: [ 757.833687][ T8418] ieee80211 phy3: Selected rate control algorithm 'minstrel_ht' [ 757.869767][ T8419] ieee80211 phy4: Selected rate control algorithm 'minstrel_ht' [ 757.897142][ T28] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 757.913230][ T8416] ieee80211 phy5: Selected rate control algorithm 'minstrel_ht' [ 757.922854][ T28] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 757.942555][ T8487] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 757.955988][ T8417] ieee80211 phy6: Selected rate control algorithm 'minstrel_ht' [ 757.984309][ T361] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 757.995313][ T28] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 758.003658][ T361] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 758.012771][ T28] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 758.023157][ T4839] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 758.030626][ T8420] ieee80211 phy7: Selected rate control algorithm 'minstrel_ht' [ 758.039685][ T4839] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 758.049844][ T28] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 758.062511][ T8418] ieee80211 phy8: Selected rate control algorithm 'minstrel_ht' [ 758.072099][ T361] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 758.074779][ T28] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 758.079893][ T361] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 758.092736][ T8487] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 758.106788][ T8487] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 758.119389][ T8419] ieee80211 phy9: Selected rate control algorithm 'minstrel_ht' [ 758.131410][ T8576] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 758.143866][ T8416] ieee80211 phy10: Selected rate control algorithm 'minstrel_ht' [ 758.152212][ T8576] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 758.158137][ T361] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 758.172196][ T8531] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 758.190352][ T361] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program [ 758.199531][ T8417] ieee80211 phy11: Selected rate control algorithm 'minstrel_ht' [ 758.215769][ T8531] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 758.231534][ C1] hrtimer: interrupt took 23790 ns executing program [ 758.250653][ T28] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 758.250709][ T361] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 758.267958][ T8420] ieee80211 phy12: Selected rate control algorithm 'minstrel_ht' [ 758.351237][ T28] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 758.594105][ T361] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 758.624785][ T8414] ieee80211 phy13: Selected rate control algorithm 'minstrel_ht' [ 758.637851][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 758.738628][ T8619] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 758.747025][ T8619] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program [ 759.109328][ T8576] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 759.142330][ T8414] ieee80211 phy14: Selected rate control algorithm 'minstrel_ht' [ 759.450636][ T8576] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 759.994203][ T8576] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 executing program [ 760.963957][ T8576] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 863.781684][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 863.788307][ C0] rcu: 0-...!: (10478 ticks this GP) idle=b27/1/0x4000000000000000 softirq=8780/8796 fqs=148 [ 863.798649][ C0] (t=10502 jiffies g=8205 q=3798) [ 863.803745][ C0] rcu: rcu_preempt kthread starved for 6622 jiffies! g8205 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 863.814750][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 863.824702][ C0] rcu: RCU grace-period kthread stack dump: [ 863.830573][ C0] task:rcu_preempt state:R running task stack:29272 pid: 14 ppid: 2 flags:0x00004000 [ 863.841593][ C0] Call Trace: [ 863.844866][ C0] __schedule+0x940/0x26f0 [ 863.849424][ C0] ? io_schedule_timeout+0x140/0x140 [ 863.854724][ C0] ? debug_object_destroy+0x210/0x210 [ 863.860118][ C0] schedule+0xd3/0x270 [ 863.864187][ C0] schedule_timeout+0x14a/0x2a0 [ 863.869032][ C0] ? usleep_range+0x170/0x170 [ 863.873698][ C0] ? trace_hardirqs_on+0x5b/0x1c0 [ 863.878716][ C0] ? destroy_timer_on_stack+0x20/0x20 [ 863.884083][ C0] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 863.889883][ C0] ? prepare_to_swait_event+0xee/0x470 [ 863.895336][ C0] rcu_gp_fqs_loop+0x186/0x800 [ 863.900120][ C0] ? force_qs_rnp+0x760/0x760 [ 863.904788][ C0] ? rcu_gp_init+0x906/0x12a0 [ 863.909450][ C0] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 863.915425][ C0] rcu_gp_kthread+0x1de/0x320 [ 863.920093][ C0] ? rcu_gp_init+0x12a0/0x12a0 [ 863.924851][ C0] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 863.931086][ C0] ? __kthread_parkme+0x15f/0x220 [ 863.936103][ C0] ? rcu_gp_init+0x12a0/0x12a0 [ 863.940856][ C0] kthread+0x3e5/0x4d0 [ 863.944916][ C0] ? set_kthread_struct+0x130/0x130 [ 863.950104][ C0] ret_from_fork+0x1f/0x30 [ 863.954515][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 863.960819][ C0] NMI backtrace for cpu 0 [ 863.965127][ C0] CPU: 0 PID: 8629 Comm: syz-executor039 Not tainted 5.14.0-syzkaller #0 [ 863.973551][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 863.983592][ C0] Call Trace: [ 863.986944][ C0] [ 863.989774][ C0] dump_stack_lvl+0xcd/0x134 [ 863.994363][ C0] nmi_cpu_backtrace.cold+0x47/0x144 [ 863.999637][ C0] ? lapic_can_unplug_cpu+0x80/0x80 [ 864.004831][ C0] nmi_trigger_cpumask_backtrace+0x1ae/0x220 [ 864.010809][ C0] rcu_check_gp_kthread_starvation.cold+0x1fb/0x200 [ 864.017391][ C0] rcu_sched_clock_irq.cold+0x98/0x746 [ 864.022844][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 864.027683][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 864.033130][ C0] ? lock_acquire+0x442/0x510 [ 864.037882][ C0] ? rcutree_dead_cpu+0x30/0x30 [ 864.042726][ C0] ? lock_release+0x522/0x720 [ 864.047395][ C0] ? lock_release+0x720/0x720 [ 864.052069][ C0] ? tick_sched_timer+0x2b/0x2d0 [ 864.057270][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 864.062121][ C0] ? do_raw_spin_unlock+0x171/0x230 [ 864.067400][ C0] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 864.073408][ C0] update_process_times+0x16d/0x200 [ 864.078608][ C0] tick_sched_handle+0x9b/0x180 [ 864.083454][ C0] tick_sched_timer+0x1b0/0x2d0 [ 864.088297][ C0] ? get_cpu_iowait_time_us+0x3f0/0x3f0 [ 864.093833][ C0] __hrtimer_run_queues+0x1c0/0xe50 [ 864.099044][ C0] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 864.105014][ C0] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 864.111077][ C0] hrtimer_interrupt+0x31c/0x790 [ 864.116010][ C0] __sysvec_apic_timer_interrupt+0x146/0x530 [ 864.121985][ C0] sysvec_apic_timer_interrupt+0x40/0xc0 [ 864.127610][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 864.133591][ C0] RIP: 0010:__memset+0x24/0x30 [ 864.138345][ C0] Code: cc cc cc cc cc cc 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 c3 90 49 89 f9 40 88 f0 48 89 d1 f3 [ 864.157947][ C0] RSP: 0018:ffffc90000007ac8 EFLAGS: 00000216 [ 864.164008][ C0] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 000000000000001c [ 864.172146][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88801780ec88 [ 864.180199][ C0] RBP: ffff888011c0d140 R08: 00000000f1f4758d R09: ffff88801780ec80 [ 864.188200][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000a20 [ 864.196163][ C0] R13: 0000000000000a20 R14: 00000000ffffffff R15: 0000000000000000 [ 864.204135][ C0] kmem_cache_alloc_node+0x289/0x3e0 [ 864.209416][ C0] ? __alloc_skb+0x20b/0x340 [ 864.214463][ C0] __alloc_skb+0x20b/0x340 [ 864.218875][ C0] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 864.224589][ C0] skb_copy+0x137/0x2f0 [ 864.228741][ C0] mac80211_hwsim_tx_frame_no_nl.isra.0+0xb17/0x1330 [ 864.235460][ C0] ? trace_hardirqs_on+0x5b/0x1c0 [ 864.240483][ C0] ? mac80211_hwsim_add_chanctx+0x2a0/0x2a0 [ 864.246373][ C0] ? ktime_get_with_offset+0x1ef/0x500 [ 864.251825][ C0] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 864.258061][ C0] ? mac80211_hwsim_monitor_rx+0x1c2/0x840 [ 864.263949][ C0] mac80211_hwsim_tx_frame+0x1ee/0x2a0 [ 864.269404][ C0] mac80211_hwsim_beacon_tx+0x49b/0x930 [ 864.274945][ C0] __iterate_interfaces+0x1e5/0x520 [ 864.280138][ C0] ? mac80211_hwsim_tx_frame+0x2a0/0x2a0 [ 864.285766][ C0] ? mac80211_hwsim_tx_frame+0x2a0/0x2a0 [ 864.291390][ C0] ? mac80211_hwsim_addr_match+0x180/0x180 [ 864.297187][ C0] ieee80211_iterate_active_interfaces_atomic+0x70/0x180 [ 864.304210][ C0] mac80211_hwsim_beacon+0xd5/0x1a0 [ 864.309400][ C0] __hrtimer_run_queues+0x609/0xe50 [ 864.314593][ C0] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 864.320562][ C0] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 864.326621][ C0] hrtimer_run_softirq+0x17b/0x360 [ 864.331723][ C0] __do_softirq+0x29b/0x9c2 [ 864.336222][ C0] __irq_exit_rcu+0x123/0x180 [ 864.340891][ C0] irq_exit_rcu+0x5/0x20 [ 864.345124][ C0] sysvec_apic_timer_interrupt+0x93/0xc0 [ 864.350756][ C0] [ 864.353672][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 864.359648][ C0] RIP: 0010:unmap_page_range+0xef8/0x2a10 [ 864.365363][ C0] Code: 89 ef e8 eb 29 05 00 be 08 00 00 00 48 89 ef e8 be c0 11 00 48 89 e8 48 c1 e8 03 42 80 3c 30 00 0f 85 f6 16 00 00 48 8b 5d 00 <31> ff 48 c1 eb 10 83 e3 01 89 de e8 b8 12 cb ff 84 db 0f 84 97 04 [ 864.385141][ C0] RSP: 0018:ffffc90001f4fa00 EFLAGS: 00000246 [ 864.391205][ C0] RAX: 1ffffd40001ad0c8 RBX: 00fff00000002036 RCX: ffffffff81ab09e2 [ 864.399169][ C0] RDX: fffff940001ad0c9 RSI: 0000000000000008 RDI: ffffea0000d68640 [ 864.407131][ C0] RBP: ffffea0000d68640 R08: 0000000000000000 R09: ffffea0000d68647 [ 864.415093][ C0] R10: fffff940001ad0c8 R11: 0000000000000000 R12: ffffea0000d68648 [ 864.423053][ C0] R13: ffffea0000d66f88 R14: dffffc0000000000 R15: 0000000000466000 [ 864.431015][ C0] ? unmap_page_range+0xee2/0x2a10 [ 864.436132][ C0] ? vm_normal_page_pmd+0x550/0x550 [ 864.441322][ C0] ? lock_release+0x522/0x720 [ 864.445992][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 864.450833][ C0] ? uprobe_munmap+0x1c/0x560 [ 864.455497][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 864.460946][ C0] unmap_single_vma+0x198/0x310 [ 864.465813][ C0] unmap_vmas+0x16d/0x2f0 [ 864.470155][ C0] ? zap_vma_ptes+0x100/0x100 [ 864.474822][ C0] ? finish_task_switch.isra.0+0x232/0xa50 [ 864.480623][ C0] exit_mmap+0x1d0/0x620 [ 864.484857][ C0] ? __ia32_sys_remap_file_pages+0x150/0x150 [ 864.490831][ C0] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 864.497067][ C0] __mmput+0x122/0x470 [ 864.501130][ C0] mmput+0x58/0x60 [ 864.504843][ C0] do_exit+0xabc/0x2a30 [ 864.508999][ C0] ? __context_tracking_exit+0xb8/0xe0 [ 864.514451][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 864.519296][ C0] ? mm_update_next_owner+0x7a0/0x7a0 [ 864.524662][ C0] ? get_vtime_delta+0x26e/0x420 [ 864.529681][ C0] do_group_exit+0x125/0x310 [ 864.534288][ C0] __x64_sys_exit_group+0x3a/0x50 [ 864.539325][ C0] do_syscall_64+0x35/0xb0 [ 864.543731][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 864.549625][ C0] RIP: 0033:0x4404f9 [ 864.553506][ C0] Code: Unable to access opcode bytes at RIP 0x4404cf. [ 864.560329][ C0] RSP: 002b:00007fff488d1588 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 864.568731][ C0] RAX: ffffffffffffffda RBX: 00000000004b83d0 RCX: 00000000004404f9 [ 864.576695][ C0] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 864.584654][ C0] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000000 [ 864.592610][ C0] R10: 0000000000000011 R11: 0000000000000246 R12: 00000000004b83d0 [ 864.600599][ C0] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 864.608591][ C0] NMI backtrace for cpu 0 [ 864.612903][ C0] CPU: 0 PID: 8629 Comm: syz-executor039 Not tainted 5.14.0-syzkaller #0 [ 864.621322][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 864.631367][ C0] Call Trace: [ 864.634722][ C0] [ 864.637646][ C0] dump_stack_lvl+0xcd/0x134 [ 864.642232][ C0] nmi_cpu_backtrace.cold+0x47/0x144 [ 864.647510][ C0] ? lapic_can_unplug_cpu+0x80/0x80 [ 864.652881][ C0] nmi_trigger_cpumask_backtrace+0x1ae/0x220 [ 864.658860][ C0] rcu_dump_cpu_stacks+0x25e/0x3f0 [ 864.664085][ C0] rcu_sched_clock_irq.cold+0x9d/0x746 [ 864.669541][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 864.674383][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 864.679830][ C0] ? lock_acquire+0x442/0x510 [ 864.684697][ C0] ? rcutree_dead_cpu+0x30/0x30 [ 864.689538][ C0] ? lock_release+0x522/0x720 [ 864.694204][ C0] ? lock_release+0x720/0x720 [ 864.698870][ C0] ? tick_sched_timer+0x2b/0x2d0 [ 864.703801][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 864.708645][ C0] ? do_raw_spin_unlock+0x171/0x230 [ 864.713833][ C0] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 864.719719][ C0] update_process_times+0x16d/0x200 [ 864.724920][ C0] tick_sched_handle+0x9b/0x180 [ 864.729768][ C0] tick_sched_timer+0x1b0/0x2d0 [ 864.734611][ C0] ? get_cpu_iowait_time_us+0x3f0/0x3f0 [ 864.740146][ C0] __hrtimer_run_queues+0x1c0/0xe50 [ 864.745338][ C0] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 864.751310][ C0] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 864.757370][ C0] hrtimer_interrupt+0x31c/0x790 [ 864.762300][ C0] __sysvec_apic_timer_interrupt+0x146/0x530 [ 864.768274][ C0] sysvec_apic_timer_interrupt+0x40/0xc0 [ 864.773901][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 864.779877][ C0] RIP: 0010:__memset+0x24/0x30 [ 864.784631][ C0] Code: cc cc cc cc cc cc 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 c3 90 49 89 f9 40 88 f0 48 89 d1 f3 [ 864.804226][ C0] RSP: 0018:ffffc90000007ac8 EFLAGS: 00000216 [ 864.810280][ C0] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 000000000000001c [ 864.818238][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88801780ec88 [ 864.826198][ C0] RBP: ffff888011c0d140 R08: 00000000f1f4758d R09: ffff88801780ec80 [ 864.834158][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000a20 [ 864.842204][ C0] R13: 0000000000000a20 R14: 00000000ffffffff R15: 0000000000000000 [ 864.850169][ C0] kmem_cache_alloc_node+0x289/0x3e0 [ 864.855474][ C0] ? __alloc_skb+0x20b/0x340 [ 864.860232][ C0] __alloc_skb+0x20b/0x340 [ 864.864644][ C0] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 864.870356][ C0] skb_copy+0x137/0x2f0 [ 864.874506][ C0] mac80211_hwsim_tx_frame_no_nl.isra.0+0xb17/0x1330 [ 864.881186][ C0] ? trace_hardirqs_on+0x5b/0x1c0 [ 864.886469][ C0] ? mac80211_hwsim_add_chanctx+0x2a0/0x2a0 [ 864.892359][ C0] ? ktime_get_with_offset+0x1ef/0x500 [ 864.897917][ C0] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 864.904150][ C0] ? mac80211_hwsim_monitor_rx+0x1c2/0x840 [ 864.909949][ C0] mac80211_hwsim_tx_frame+0x1ee/0x2a0 [ 864.915491][ C0] mac80211_hwsim_beacon_tx+0x49b/0x930 [ 864.921139][ C0] __iterate_interfaces+0x1e5/0x520 [ 864.926331][ C0] ? mac80211_hwsim_tx_frame+0x2a0/0x2a0 [ 864.932041][ C0] ? mac80211_hwsim_tx_frame+0x2a0/0x2a0 [ 864.937755][ C0] ? mac80211_hwsim_addr_match+0x180/0x180 [ 864.943554][ C0] ieee80211_iterate_active_interfaces_atomic+0x70/0x180 [ 864.950658][ C0] mac80211_hwsim_beacon+0xd5/0x1a0 [ 864.955848][ C0] __hrtimer_run_queues+0x609/0xe50 [ 864.961127][ C0] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 864.967099][ C0] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 864.973215][ C0] hrtimer_run_softirq+0x17b/0x360 [ 864.978494][ C0] __do_softirq+0x29b/0x9c2 [ 864.982991][ C0] __irq_exit_rcu+0x123/0x180 [ 864.987661][ C0] irq_exit_rcu+0x5/0x20 [ 864.991893][ C0] sysvec_apic_timer_interrupt+0x93/0xc0 [ 864.997520][ C0] [ 865.000436][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 865.006479][ C0] RIP: 0010:unmap_page_range+0xef8/0x2a10 [ 865.012193][ C0] Code: 89 ef e8 eb 29 05 00 be 08 00 00 00 48 89 ef e8 be c0 11 00 48 89 e8 48 c1 e8 03 42 80 3c 30 00 0f 85 f6 16 00 00 48 8b 5d 00 <31> ff 48 c1 eb 10 83 e3 01 89 de e8 b8 12 cb ff 84 db 0f 84 97 04 [ 865.031969][ C0] RSP: 0018:ffffc90001f4fa00 EFLAGS: 00000246 [ 865.038050][ C0] RAX: 1ffffd40001ad0c8 RBX: 00fff00000002036 RCX: ffffffff81ab09e2 [ 865.046278][ C0] RDX: fffff940001ad0c9 RSI: 0000000000000008 RDI: ffffea0000d68640 [ 865.054246][ C0] RBP: ffffea0000d68640 R08: 0000000000000000 R09: ffffea0000d68647 [ 865.062216][ C0] R10: fffff940001ad0c8 R11: 0000000000000000 R12: ffffea0000d68648 [ 865.070182][ C0] R13: ffffea0000d66f88 R14: dffffc0000000000 R15: 0000000000466000 [ 865.078270][ C0] ? unmap_page_range+0xee2/0x2a10 [ 865.083397][ C0] ? vm_normal_page_pmd+0x550/0x550 [ 865.088595][ C0] ? lock_release+0x522/0x720 [ 865.093270][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 865.098118][ C0] ? uprobe_munmap+0x1c/0x560 [ 865.102819][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 865.108276][ C0] unmap_single_vma+0x198/0x310 [ 865.113130][ C0] unmap_vmas+0x16d/0x2f0 [ 865.117458][ C0] ? zap_vma_ptes+0x100/0x100 [ 865.122302][ C0] ? finish_task_switch.isra.0+0x232/0xa50 [ 865.128108][ C0] exit_mmap+0x1d0/0x620 [ 865.132349][ C0] ? __ia32_sys_remap_file_pages+0x150/0x150 [ 865.138471][ C0] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 865.144714][ C0] __mmput+0x122/0x470 [ 865.148788][ C0] mmput+0x58/0x60 [ 865.152515][ C0] do_exit+0xabc/0x2a30 [ 865.156666][ C0] ? __context_tracking_exit+0xb8/0xe0 [ 865.162119][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 865.166964][ C0] ? mm_update_next_owner+0x7a0/0x7a0 [ 865.172337][ C0] ? get_vtime_delta+0x26e/0x420 [ 865.177277][ C0] do_group_exit+0x125/0x310 [ 865.181870][ C0] __x64_sys_exit_group+0x3a/0x50 [ 865.186890][ C0] do_syscall_64+0x35/0xb0 [ 865.191298][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 865.197189][ C0] RIP: 0033:0x4404f9 [ 865.201071][ C0] Code: Unable to access opcode bytes at RIP 0x4404cf. [ 865.207901][ C0] RSP: 002b:00007fff488d1588 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 865.216309][ C0] RAX: ffffffffffffffda RBX: 00000000004b83d0 RCX: 00000000004404f9 [ 865.224273][ C0] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 865.232236][ C0] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000000 [ 865.240392][ C0] R10: 0000000000000011 R11: 0000000000000246 R12: 00000000004b83d0 [ 865.248361][ C0] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001