IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready ------------[ cut here ]------------ kernel BUG at arch/x86/mm/physaddr.c:27! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 17621 Comm: syz-executor.2 Not tainted 4.19.198-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__phys_addr+0xa7/0x110 arch/x86/mm/physaddr.c:27 Code: 5a fb 09 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 20 25 37 00 48 85 db 75 0d e8 86 23 37 00 4c 89 e0 5b 5d 41 5c c3 e8 79 23 37 00 <0f> 0b e8 72 23 37 00 48 c7 c0 10 30 e7 89 48 ba 00 00 00 00 00 fc RSP: 0018:ffff888048307470 EFLAGS: 00010212 RAX: 0000000000040000 RBX: 00ff8880b2aa7c00 RCX: ffffc9000a544000 RDX: 000000000001626c RSI: ffffffff812b5ea7 RDI: 0000000000000006 RBP: 00ff888132aa7c00 R08: 0000000000000000 R09: 00ff888132aa7c00 R10: 0000000000000006 R11: 0000000000000000 R12: 01000000b2aa7c00 R13: ffff8880483074c8 R14: 0000000000000000 R15: 0000000000000282 FS: 00007f9074c10700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c01effd000 CR3: 00000000b4dec000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: virt_to_head_page include/linux/mm.h:665 [inline] qlink_to_cache mm/kasan/quarantine.c:127 [inline] qlist_free_all+0xbb/0x140 mm/kasan/quarantine.c:163 quarantine_reduce+0x1a9/0x230 mm/kasan/quarantine.c:259 kasan_kmalloc+0xa2/0x160 mm/kasan/kasan.c:538 slab_post_alloc_hook mm/slab.h:445 [inline] slab_alloc_node mm/slab.c:3340 [inline] kmem_cache_alloc_node+0x133/0x3b0 mm/slab.c:3647 __alloc_skb+0x71/0x560 net/core/skbuff.c:193 alloc_skb include/linux/skbuff.h:995 [inline] nlmsg_new include/net/netlink.h:511 [inline] rtmsg_ifinfo_build_skb+0x72/0x1a0 net/core/rtnetlink.c:3353 rtmsg_ifinfo_event net/core/rtnetlink.c:3389 [inline] rtmsg_ifinfo_event net/core/rtnetlink.c:3380 [inline] rtmsg_ifinfo+0x83/0x120 net/core/rtnetlink.c:3398 register_netdevice+0xed5/0x10f0 net/core/dev.c:8781 ip6_tnl_create2+0x1b2/0x300 net/ipv6/ip6_tunnel.c:269 ip6_tnl_create net/ipv6/ip6_tunnel.c:319 [inline] ip6_tnl_locate+0x622/0x8b0 net/ipv6/ip6_tunnel.c:367 ip6_tnl_ioctl+0x6cd/0xfd0 net/ipv6/ip6_tunnel.c:1639 dev_ifsioc+0x256/0x8c0 net/core/dev_ioctl.c:322 dev_ioctl+0x279/0xc50 net/core/dev_ioctl.c:513 sock_ioctl+0x448/0x5d0 net/socket.c:1067 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4665e9 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f9074c10188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 000000000056c0f0 RCX: 00000000004665e9 RDX: 0000000020000080 RSI: 00000000000089f1 RDI: 0000000000000007 RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056c0f0 R13: 00007ffe1915ec6f R14: 00007f9074c10300 R15: 0000000000022000 Modules linked in: ---[ end trace 56329825498bcb36 ]--- RIP: 0010:__phys_addr+0xa7/0x110 arch/x86/mm/physaddr.c:27 Code: 5a fb 09 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 20 25 37 00 48 85 db 75 0d e8 86 23 37 00 4c 89 e0 5b 5d 41 5c c3 e8 79 23 37 00 <0f> 0b e8 72 23 37 00 48 c7 c0 10 30 e7 89 48 ba 00 00 00 00 00 fc RSP: 0018:ffff888048307470 EFLAGS: 00010212 RAX: 0000000000040000 RBX: 00ff8880b2aa7c00 RCX: ffffc9000a544000 RDX: 000000000001626c RSI: ffffffff812b5ea7 RDI: 0000000000000006 RBP: 00ff888132aa7c00 R08: 0000000000000000 R09: 00ff888132aa7c00 R10: 0000000000000006 R11: 0000000000000000 R12: 01000000b2aa7c00 R13: ffff8880483074c8 R14: 0000000000000000 R15: 0000000000000282 FS: 00007f9074c10700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd9557ce718 CR3: 00000000b4dec000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400