general protection fault, probably for non-canonical address 0xe0001c1611690000: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0x000100b08b480000-0x000100b08b480007] CPU: 0 PID: 4810 Comm: syz-executor.0 Not tainted 5.17.0-syzkaller-13410-g74164d284b29 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 RIP: 0010:vxlan_vnifilter_dump_dev+0x44c/0xb40 drivers/net/vxlan/vxlan_vnifilter.c:369 Code: 48 c1 ea 03 80 3c 02 00 0f 85 86 06 00 00 48 8b 9d 60 01 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8d 6b c8 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 da 05 00 00 48 8b 03 48 39 5c 24 10 4c 8d 60 c8 RSP: 0018:ffffc90002bbf538 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 000100b08b480000 RCX: 0000000000000000 RDX: 0000201611690000 RSI: 0000000000000000 RDI: ffff88806fd68014 RBP: ffffffff84e40b06 R08: 0000000000000001 R09: ffff88806fd68010 R10: ffffed100dfad002 R11: 0000000000000000 R12: ffff88806fd68010 R13: 000100b08b47ffc8 R14: ffff88806fd68000 R15: ffff88801c81b580 FS: 00007fc946169700(0000) GS:ffff88802ca00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc94519c028 CR3: 000000006afe7000 CR4: 0000000000150ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vxlan_vnifilter_dump+0x3ff/0x650 drivers/net/vxlan/vxlan_vnifilter.c:428 netlink_dump+0x4b5/0xb70 net/netlink/af_netlink.c:2270 __netlink_dump_start+0x647/0x900 net/netlink/af_netlink.c:2375 netlink_dump_start include/linux/netlink.h:245 [inline] rtnetlink_rcv_msg+0x70c/0xb80 net/core/rtnetlink.c:5953 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2496 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x543/0x7f0 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x904/0xe00 net/netlink/af_netlink.c:1921 sock_sendmsg_nosec net/socket.c:705 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:725 ____sys_sendmsg+0x6e2/0x800 net/socket.c:2413 ___sys_sendmsg+0xf3/0x170 net/socket.c:2467 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2496 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7fc945089049 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc946169168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fc94519bf60 RCX: 00007fc945089049 RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000004 RBP: 00007fc9450e308d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe0fa91f7f R14: 00007fc946169300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:vxlan_vnifilter_dump_dev+0x44c/0xb40 drivers/net/vxlan/vxlan_vnifilter.c:369 Code: 48 c1 ea 03 80 3c 02 00 0f 85 86 06 00 00 48 8b 9d 60 01 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8d 6b c8 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 da 05 00 00 48 8b 03 48 39 5c 24 10 4c 8d 60 c8 RSP: 0018:ffffc90002bbf538 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 000100b08b480000 RCX: 0000000000000000 RDX: 0000201611690000 RSI: 0000000000000000 RDI: ffff88806fd68014 RBP: ffffffff84e40b06 R08: 0000000000000001 R09: ffff88806fd68010 R10: ffffed100dfad002 R11: 0000000000000000 R12: ffff88806fd68010 R13: 000100b08b47ffc8 R14: ffff88806fd68000 R15: ffff88801c81b580 FS: 00007fc946169700(0000) GS:ffff88802ca00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd9626adcf0 CR3: 000000006afe7000 CR4: 0000000000150ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 48 c1 ea 03 shr $0x3,%rdx 4: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) 8: 0f 85 86 06 00 00 jne 0x694 e: 48 8b 9d 60 01 00 00 mov 0x160(%rbp),%rbx 15: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 1c: fc ff df 1f: 4c 8d 6b c8 lea -0x38(%rbx),%r13 23: 48 89 da mov %rbx,%rdx 26: 48 c1 ea 03 shr $0x3,%rdx * 2a: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction 2e: 0f 85 da 05 00 00 jne 0x60e 34: 48 8b 03 mov (%rbx),%rax 37: 48 39 5c 24 10 cmp %rbx,0x10(%rsp) 3c: 4c 8d 60 c8 lea -0x38(%rax),%r12