BUG: unable to handle page fault for address: ffffed101a15e7ff
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 21fff7067 P4D 21fff7067 PUD 21fff6067 PMD 0 
Oops: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 1884 Comm: syz-executor920 Not tainted 5.4.19-syzkaller-00486-ga6e4656398da #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:is_multicast_ether_addr_64bits include/linux/etherdevice.h:136 [inline]
RIP: 0010:netif_receive_generic_xdp net/core/dev.c:4294 [inline]
RIP: 0010:do_xdp_generic+0x603/0x1500 net/core/dev.c:4392
Code: 00 00 00 00 fc ff df 42 80 3c 30 00 74 05 e8 f4 e4 95 fe 4c 89 a4 24 d8 00 00 00 4c 89 ac 24 18 01 00 00 4c 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 08 4c 89 ff e8 2e e4 95 fe 49 8b 37 83 e6 01 31
RSP: 0018:ffff8881d0b4f680 EFLAGS: 00010a07
RAX: 1ffff1101a15e7ff RBX: ffff8881d0b4f788 RCX: 1ffff1103a169ef1
RDX: ffff8881c5ed97f4 RSI: 0000000000000000 RDI: ffff8881d0b4f798
RBP: ffff8881d0b4f830 R08: ffffffff82db065b R09: ffffed103a15c85d
R10: ffffed103a15c85d R11: 0000000000000000 R12: ffff8880d0ae410e
R13: ffff8881d0ae4000 R14: dffffc0000000000 R15: ffff8880d0af3fff
FS:  0000000001a4b880(0000) GS:ffff8881dba00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed101a15e7ff CR3: 00000001d255f002 CR4: 00000000001606f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 tun_get_user+0x2498/0x3d10 drivers/net/tun.c:1935
 tun_chr_write_iter+0x134/0x1c0 drivers/net/tun.c:2026
 do_iter_readv_writev+0x5fa/0x890 include/linux/fs.h:1909
 do_iter_write+0x180/0x590 fs/read_write.c:973
 vfs_writev fs/read_write.c:1018 [inline]
 do_writev+0x2cd/0x560 fs/read_write.c:1061
 __do_sys_writev fs/read_write.c:1134 [inline]
 __se_sys_writev fs/read_write.c:1131 [inline]
 __x64_sys_writev+0x7d/0x90 fs/read_write.c:1131
 do_syscall_64+0xc0/0x100 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x4416b0
Code: 05 48 3d 01 f0 ff ff 0f 83 fd 0e fc ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d 61 99 29 00 00 75 14 b8 14 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 d4 0e fc ff c3 48 83 ec 08 e8 7a 2b 00 00
RSP: 002b:00007fffbde5b2c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 00007fffbde5b2e0 RCX: 00000000004416b0
RDX: 0000000000000001 RSI: 00007fffbde5b310 RDI: 00000000000000f0
RBP: 0000000000000003 R08: 00000000bb1414ac R09: 00000000bb1414ac
R10: 00000000bb1414ac R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000402aa0 R14: 0000000000000000 R15: 0000000000000000
Modules linked in:
CR2: ffffed101a15e7ff
---[ end trace de6f642e78700856 ]---
RIP: 0010:is_multicast_ether_addr_64bits include/linux/etherdevice.h:136 [inline]
RIP: 0010:netif_receive_generic_xdp net/core/dev.c:4294 [inline]
RIP: 0010:do_xdp_generic+0x603/0x1500 net/core/dev.c:4392
Code: 00 00 00 00 fc ff df 42 80 3c 30 00 74 05 e8 f4 e4 95 fe 4c 89 a4 24 d8 00 00 00 4c 89 ac 24 18 01 00 00 4c 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 08 4c 89 ff e8 2e e4 95 fe 49 8b 37 83 e6 01 31
RSP: 0018:ffff8881d0b4f680 EFLAGS: 00010a07
RAX: 1ffff1101a15e7ff RBX: ffff8881d0b4f788 RCX: 1ffff1103a169ef1
RDX: ffff8881c5ed97f4 RSI: 0000000000000000 RDI: ffff8881d0b4f798
RBP: ffff8881d0b4f830 R08: ffffffff82db065b R09: ffffed103a15c85d
R10: ffffed103a15c85d R11: 0000000000000000 R12: ffff8880d0ae410e
R13: ffff8881d0ae4000 R14: dffffc0000000000 R15: ffff8880d0af3fff
FS:  0000000001a4b880(0000) GS:ffff8881dba00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed101a15e7ff CR3: 00000001d255f002 CR4: 00000000001606f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400