IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 9125 Comm: syz-executor.3 Not tainted 4.9.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff880120b1c300 task.stack: ffff880133b08000 RIP: 0010:[] [] call_commit_handler.part.4+0x40/0xa0 net/wireless/wext-core.c:901 RSP: 0018:ffff880133b0fb20 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: ffff88011a984980 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffff880120b1cb10 RDI: ffff88011a984b80 RBP: ffff880133b0fb30 R08: 0000000000000006 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000008b04 R14: ffff880133b0fd10 R15: ffff88011a984980 FS: 00007f49320bc700(0000) GS:ffff88013bd00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fffd577cbec CR3: 000000011fa70000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Stack: 0000000000000004 ffffffff877b83d0 ffff880133b0fb78 ffffffff86510e69 ffff880133b0fc00 ffff8801ffffff8d 0000000000008b04 ffffffff877b7bc0 ffffffff86512cc0 ffff880133b0fd00 ffff880133b0fc00 ffff880133b0fbc8 Call Trace: [] call_commit_handler net/wireless/wext-core.c:900 [inline] [] ioctl_standard_call+0x129/0x190 net/wireless/wext-core.c:1034 [] wireless_process_ioctl+0x369/0x4d0 net/wireless/wext-core.c:956 [] wext_ioctl_dispatch net/wireless/wext-core.c:992 [inline] [] wext_handle_ioctl+0xab/0x140 net/wireless/wext-core.c:1048 [] dev_ioctl+0x66b/0xcd0 net/core/dev_ioctl.c:564 [] sock_ioctl+0x1c1/0x390 net/socket.c:911 [] vfs_ioctl fs/ioctl.c:43 [inline] [] do_vfs_ioctl+0x17f/0xf30 fs/ioctl.c:679 [] SYSC_ioctl fs/ioctl.c:694 [inline] [] SyS_ioctl+0x74/0x80 fs/ioctl.c:685 [] entry_SYSCALL_64_fastpath+0x23/0xc6 Code: 81 c7 00 02 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 75 55 4c 8b a3 00 02 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 75 48 48 b8 00 00 00 00 00 fc ff df 4d 8b 24 24 4c RIP [] call_commit_handler.part.4+0x40/0xa0 net/wireless/wext-core.c:901 RSP ---[ end trace d79bb454ebf0cb2f ]---