binder: 5246:5256 transaction failed 29201/-22, size 40-16 line 2775
lo: Invalid MTU -3 requested, hw min 0
binder_alloc: binder_alloc_mmap_handler: 5246 2000c000-2000e000 already mapped failed -16
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 1 PID: 5286 Comm: syz-executor1 Not tainted 4.15.0-rc3+ #222
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:string+0xb4/0x200 lib/vsprintf.c:595
RSP: 0018:ffff8801be377780 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: fffffffffffffffe RCX: ffffffff85136b2f
RDX: 062406840606c624 RSI: ffffc90002198000 RDI: ffff8801be3777a0
RBP: ffff8801be3777d0 R08: ffffed003b095d56 R09: ffffed003b095d56
R10: 0000000000000002 R11: ffffed003b095d55 R12: 3120342030363121
R13: 3120342030363120 R14: ffffffffffffffff R15: ffff8801d84aeaaa
FS:  00007f3197893700(0000) GS:ffff8801db500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020ece000 CR3: 00000001c61c0000 CR4: 00000000001426e0
DR0: 0000000020000008 DR1: 0000000020000008 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 vsnprintf+0x863/0x1900 lib/vsprintf.c:2282
 seq_vprintf+0xe3/0x1a0 fs/seq_file.c:397
 seq_printf+0xb3/0xe0 fs/seq_file.c:412
 show_timer+0x1ee/0x2b0 fs/proc/base.c:2274
 traverse+0x248/0xa00 fs/seq_file.c:111
 seq_read+0x96a/0x13d0 fs/seq_file.c:189
 do_loop_readv_writev fs/read_write.c:673 [inline]
 do_iter_read+0x3db/0x5b0 fs/read_write.c:897
 vfs_readv+0x121/0x1c0 fs/read_write.c:959
 do_preadv+0x11b/0x1a0 fs/read_write.c:1043
 SYSC_preadv fs/read_write.c:1093 [inline]
 SyS_preadv+0x30/0x40 fs/read_write.c:1088
 entry_SYSCALL_64_fastpath+0x1f/0x96
RIP: 0033:0x452a39
RSP: 002b:00007f3197892c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 0000000000758020 RCX: 0000000000452a39
RDX: 0000000000000001 RSI: 00000000205e2ff0 RDI: 0000000000000015
RBP: 00000000000002b4 R08: 0000000000000000 R09: 0000000000000000
R10: 0001000000000000 R11: 0000000000000212 R12: 00000000006f2180
R13: 00000000ffffffff R14: 00007f31978936d4 R15: 0000000000000000
Code: 01 00 00 e8 bf b1 5c fc 4d 85 f6 0f 84 10 01 00 00 e8 b1 b1 5c fc 4c 89 ea 48 b8 00 00 00 00 00 fc ff df 4d 8d 65 01 48 c1 ea 03 <0f> b6 04 02 4c 89 ea 83 e2 07 38 d0 7f 08 84 c0 0f 85 ec 00 00 
RIP: string+0xb4/0x200 lib/vsprintf.c:595 RSP: ffff8801be377780
---[ end trace 6e2309ffde49b9d0 ]---