BUG: unable to handle kernel paging request at 0000000182a4e280 IP: show_timer+0x87/0xd0 fs/proc/base.c:2304 PGD 1fa5c0067 P4D 1fa5c0067 PUD 0 Oops: 0000 [#1] SMP Dumping ftrace buffer: (ftrace buffer empty) Modules linked in: CPU: 0 PID: 12277 Comm: syz-executor5 Not tainted 4.15.0-rc3-next-20171214+ #67 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:show_timer+0x87/0xd0 fs/proc/base.c:2304 RSP: 0018:ffffc90000f5bc98 EFLAGS: 00010016 RAX: 0000000000010000 RBX: 0000000040000000 RCX: ffffffff814b1247 RDX: 000000000000047f RSI: ffffc90005d9f000 RDI: ffff8801fa40d600 RBP: ffffc90000f5bcc0 R08: ffff0a00ffffff05 R09: ffff8801f984d011 R10: ffffc90000f5bba8 R11: 000000006c756e28 R12: ffff8801fa594a00 R13: ffff8801fafad158 R14: ffffffff82e4b65c R15: 000000000000040a FS: 00007fe828a59700(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000182a4e280 CR3: 00000001fa209003 CR4: 00000000001606f0 DR0: 0000000020001000 DR1: 0000000020001000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: traverse+0xa4/0x290 fs/seq_file.c:111 seq_read+0x1a7/0x520 fs/seq_file.c:189 do_loop_readv_writev fs/read_write.c:673 [inline] do_iter_read+0x1c3/0x210 fs/read_write.c:897 vfs_readv+0x87/0xc0 fs/read_write.c:959 do_preadv+0xc5/0x110 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: 0033:0x452a09 RSP: 002b:00007fe828a58c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000127 RAX: ffffffffffffffda RBX: 00007fe828a58950 RCX: 0000000000452a09 RDX: 0000000000000001 RSI: 00000000205e2ff0 RDI: 0000000000000013 RBP: 00007fe828a58940 R08: 0000000000000000 R09: 0000000000000000 R10: 0001000000000000 R11: 0000000000000212 R12: 00000000004b7366 R13: 00007fe828a58ac8 R14: 00000000004b7371 R15: 0000000000000000 Code: 00 00 00 49 c7 c6 42 14 e3 82 e8 75 ed d3 ff f6 c3 04 48 c7 c1 5c b6 e4 82 41 89 c7 4c 0f 44 f1 83 e3 fb 48 63 db e8 f9 90 e0 ff <48> 8b 14 dd 80 e2 a4 82 45 89 f8 4c 89 f1 4c 89 e7 48 c7 c6 84 RIP: show_timer+0x87/0xd0 fs/proc/base.c:2304 RSP: ffffc90000f5bc98 CR2: 0000000182a4e280 ---[ end trace 486b570bb71c4cdd ]---