BUG: unable to handle kernel paging request at ffffde20231cc3a3 #PF error: [normal kernel read fault] PGD 0 P4D 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 8252 Comm: udevd Not tainted 5.1.0-rc7+ #2 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 00 6c 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: ffff110118e61d00 RCX: 1ffffffff10d800d RDX: 1fffe220231cc3a3 RSI: ffffffff833180ac RDI: ffff110118e61d18 RBP: ffff8880ae9078e8 R08: ffff888065070500 R09: ffffed1015d25bc8 R10: ffffed1015d25bc7 R11: ffff8880ae92de3b R12: 00000000000000fc R13: ffff88808d33a640 R14: ffff88808bf7a554 R15: ffff88809d425640 FS: 00007efc98c6b7a0(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffde20231cc3a3 CR3: 00000000a3d2f000 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:pmd_offset+0x0/0xf0 arch/x86/include/asm/pgtable.h:856 Code: ff ff 48 c7 c7 78 97 92 88 e8 0c cc 0d 00 e9 0e ff ff ff e8 b2 5a a8 ff 4c 89 f3 e9 da fe ff ff 66 2e 0f 1f 84 00 00 00 00 00 <55> 48 89 e5 41 56 41 55 41 54 49 89 fc 53 48 89 f3 e8 ea b4 d5 ff RSP: 0018:ffff88806507f9a8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 RAX: ffff888065070500 RBX: 0000000000000000 RCX: ffffffff819bcd33 RDX: 0000000000000000 RSI: 00007efc98834000 RDI: ffff888090f9ff90 RBP: ffff88806507fb80 R08: ffff888065070500 R09: ffff8880a9bb6380 R10: ffff888065070df8 R11: ffff888065070500 R12: ffff8880a063ff90 R13: fff0000000000fff R14: 00007efc98835000 R15: 00007efc98834000 dup_mmap kernel/fork.c:585 [inline] dup_mm kernel/fork.c:1319 [inline] copy_mm kernel/fork.c:1374 [inline] copy_process.part.0+0x568b/0x7980 kernel/fork.c:1916 copy_process kernel/fork.c:1709 [inline] _do_fork+0x257/0xfd0 kernel/fork.c:2226 __do_sys_clone kernel/fork.c:2333 [inline] __se_sys_clone kernel/fork.c:2327 [inline] __x64_sys_clone+0xbf/0x150 kernel/fork.c:2327 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7efc9834ef46 Code: f7 d8 64 89 04 25 d4 02 00 00 64 4c 8b 14 25 10 00 00 00 31 d2 49 81 c2 d0 02 00 00 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 31 01 00 00 85 c0 41 89 c4 0f 85 3b 01 00 RSP: 002b:00007ffe28f8cb40 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007ffe28f8cb40 RCX: 00007efc9834ef46 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 00007ffe28f8cba0 R08: 000000000000203c R09: 000000000000203c R10: 00007efc98c6ba70 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe28f8cb60 R14: 0000000000000005 R15: 0000000000000005 Modules linked in: CR2: ffffde20231cc3a3 ---[ end trace d98c73893171a296 ]--- 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 00 6c 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: ffff110118e61d00 RCX: 1ffffffff10d800d RDX: 1fffe220231cc3a3 RSI: ffffffff833180ac RDI: ffff110118e61d18 RBP: ffff8880ae9078e8 R08: ffff888065070500 R09: ffffed1015d25bc8 R10: ffffed1015d25bc7 R11: ffff8880ae92de3b R12: 00000000000000fc R13: ffff88808d33a640 R14: ffff88808bf7a554 R15: ffff88809d425640 FS: 00007efc98c6b7a0(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffde20231cc3a3 CR3: 00000000a3d2f000 CR4: 00000000001406e0