general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 0 PID: 16672 Comm: modprobe Not tainted 5.9.0-rc2-next-20200827-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:map_vdso_randomized+0x20/0x160 arch/x86/entry/vdso/vma.c:364
Code: e9 3a ff ff ff 0f 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 41 54 49 89 fc 48 83 c7 08 48 89 fa 55 48 c1 ea 03 53 48 83 ec 08 <00> 00 00 00 0f 85 22 01 00 00 49 8d 7c 24 20 49 8b 54 24 08 48 b8
RSP: 0018:ffffc90004757c00 EFLAGS: 00010286
RAX: dffffc0000000000 RBX: ffff888099c2c4f8 RCX: 1ffffffff1578531
RDX: 1ffffffff1080a65 RSI: 0000000000000001 RDI: ffffffff88405328
RBP: ffff88809669a040 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000160 R12: ffffffff88405320
R13: ffff8880990f1550 R14: 00007fa9f3a27c20 R15: ffff8880994b6c00
FS:  0000000000000000(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa9f3c4bfc0 CR3: 00000000a655c000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 load_elf_binary+0x24d8/0x4a00 fs/binfmt_elf.c:1246
 search_binary_handler fs/exec.c:1819 [inline]
 exec_binprm fs/exec.c:1860 [inline]
 bprm_execve+0x936/0x1b10 fs/exec.c:1931
 kernel_execve+0x370/0x460 fs/exec.c:2080
 call_usermodehelper_exec_async+0x27a/0x500 kernel/umh.c:101
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294
Modules linked in: