BUG: unable to handle kernel paging request at ffffde20285b27eb #PF error: [normal kernel read fault] PGD 0 P4D 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 29837 Comm: syz-executor.5 Not tainted 5.1.0-rc6+ #191 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:iptunnel_xmit_stats include/net/ip_tunnels.h:444 [inline] RIP: 0010:iptunnel_xmit+0x6ed/0x980 net/ipv4/ip_tunnel_core.c:94 Code: c1 e9 03 80 3c 11 00 0f 85 72 02 00 00 48 03 1c c5 60 a0 6b 88 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 5d 02 00 00 48 8d 7b 10 4d 63 e4 48 b8 00 00 00 RSP: 0018:ffff8880ae907888 EFLAGS: 00010a06 RAX: dffffc0000000000 RBX: ffff110142d93f40 RCX: 1ffffffff10d740d RDX: 1fffe220285b27eb RSI: ffffffff8331779c RDI: ffff110142d93f58 RBP: ffff8880ae9078e8 R08: ffff88806437c440 R09: ffffed1015d25bc8 R10: ffffed1015d25bc7 R11: ffff8880ae92de3b R12: 00000000000000fc R13: ffff888055b52a40 R14: ffff8880621989d4 R15: ffff888094a95ac0 FS: 00007f0b5dcb7700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffde20285b27eb CR3: 0000000090dd6000 CR4: 00000000001406e0 Call Trace: udp_tunnel_xmit_skb+0x236/0x310 net/ipv4/udp_tunnel.c:191 tipc_udp_xmit.isra.0+0x805/0xcc0 net/tipc/udp_media.c:181 tipc_udp_send_msg+0x295/0x4a0 net/tipc/udp_media.c:247 tipc_bearer_xmit_skb+0x172/0x360 net/tipc/bearer.c:503 tipc_disc_timeout+0x933/0xd60 net/tipc/discover.c:332 call_timer_fn+0x190/0x720 kernel/time/timer.c:1325 expire_timers kernel/time/timer.c:1362 [inline] __run_timers kernel/time/timer.c:1681 [inline] __run_timers kernel/time/timer.c:1649 [inline] run_timer_softirq+0x652/0x1700 kernel/time/timer.c:1694 __do_softirq+0x266/0x95a kernel/softirq.c:293 invoke_softirq kernel/softirq.c:374 [inline] irq_exit+0x180/0x1d0 kernel/softirq.c:414 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x14a/0x570 arch/x86/kernel/apic/apic.c:1062 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:767 [inline] RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0x95/0xe0 kernel/locking/spinlock.c:184 Code: 48 c7 c0 70 97 92 88 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 39 48 83 3d 82 cb 81 01 00 74 24 48 89 df 57 9d <0f> 1f 44 00 00 bf 01 00 00 00 e8 ec 0c 3d fa 65 8b 05 85 21 f1 78 RSP: 0018:ffff88808926fb28 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff11252ee RBX: 0000000000000286 RCX: 1ffff1100c86f99c RDX: dffffc0000000000 RSI: ffff88806437ccc0 RDI: 0000000000000286 RBP: ffff88808926fb38 R08: ffff88806437c440 R09: ffff88806437cce0 R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff88a2aa60 R13: 0000000000038000 R14: 0000000000038000 R15: 0000000000000002 spin_unlock_irqrestore include/linux/spinlock.h:384 [inline] pcpu_alloc+0x49a/0x12e0 mm/percpu.c:1481 __alloc_percpu_gfp+0x28/0x30 mm/percpu.c:1563 bpf_array_alloc_percpu kernel/bpf/arraymap.c:43 [inline] array_map_alloc+0x505/0x600 kernel/bpf/arraymap.c:143 find_and_alloc_map kernel/bpf/syscall.c:129 [inline] map_create kernel/bpf/syscall.c:534 [inline] __do_sys_bpf+0xff3/0x3f60 kernel/bpf/syscall.c:2695 __se_sys_bpf kernel/bpf/syscall.c:2672 [inline] __x64_sys_bpf+0x73/0xb0 kernel/bpf/syscall.c:2672 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x458da9 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f0b5dcb6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458da9 RDX: 000000000000002c RSI: 0000000020000000 RDI: 0d00000000000000 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0b5dcb76d4 R13: 00000000004bf05a R14: 00000000004cffa8 R15: 00000000ffffffff Modules linked in: CR2: ffffde20285b27eb ---[ end trace dd14657dd9508baf ]--- RIP: 0010:iptunnel_xmit_stats include/net/ip_tunnels.h:444 [inline] RIP: 0010:iptunnel_xmit+0x6ed/0x980 net/ipv4/ip_tunnel_core.c:94 Code: c1 e9 03 80 3c 11 00 0f 85 72 02 00 00 48 03 1c c5 60 a0 6b 88 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 5d 02 00 00 48 8d 7b 10 4d 63 e4 48 b8 00 00 00 RSP: 0018:ffff8880ae907888 EFLAGS: 00010a06 RAX: dffffc0000000000 RBX: ffff110142d93f40 RCX: 1ffffffff10d740d RDX: 1fffe220285b27eb RSI: ffffffff8331779c RDI: ffff110142d93f58 RBP: ffff8880ae9078e8 R08: ffff88806437c440 R09: ffffed1015d25bc8 R10: ffffed1015d25bc7 R11: ffff8880ae92de3b R12: 00000000000000fc R13: ffff888055b52a40 R14: ffff8880621989d4 R15: ffff888094a95ac0 FS: 00007f0b5dcb7700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffde20285b27eb CR3: 0000000090dd6000 CR4: 00000000001406e0