BUG: unable to handle kernel paging request at ffff8801991fcb48
PGD c316067 P4D c316067 PUD 18bd13063 PMD 10c9f7063 PTE 0
Oops: 0000 [#1] SMP PTI
CPU: 1 PID: 1315 Comm: kswapd0 Not tainted 4.18.0-rc4+ #27
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:page_evictable mm/vmscan.c:3987 [inline]
RIP: 0010:shrink_page_list+0x7ac/0x7590 mm/vmscan.c:967
Code: 21 e0 0f 84 e2 00 00 00 4d 85 e4 0f 84 ea 00 00 00 49 83 c4 78 4d 85 ff 0f 85 3a 03 00 00 4d 8b 34 24 4c 89 e7 e8 24 67 25 00 <48> 8b 00 83 e0 08 41 83 e6 08 48 85 c0 4c 8b bd 28 ff ff ff 74 0e 
RSP: 0018:ffff8801cda4f530 EFLAGS: 00010286
RAX: ffff8801991fcb48 RBX: ffff8801d13f2680 RCX: ffff880199a00b48
RDX: ffff880199a00b48 RSI: aaaaaaaaaaaab000 RDI: ffffea000a84d880
RBP: ffff8801cda4f748 R08: 0000000000000000 R09: 0000000000000002
R10: 0000000000000000 R11: ffffffff81ab2870 R12: ffff8801c0cecb48
R13: 00000000c500011b R14: 0000000000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff8801991fcb48 CR3: 000000019b38c000 CR4: 00000000001406e0
DR0: 0000000020abe000 DR1: 0000000020000000 DR2: 0000000020000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 shrink_inactive_list+0xf6a/0x2440 mm/vmscan.c:1784
 shrink_list mm/vmscan.c:2095 [inline]
 shrink_node_memcg+0x1749/0x4380 mm/vmscan.c:2358
 shrink_node+0x4af/0x21c0 mm/vmscan.c:2573
 kswapd_shrink_node mm/vmscan.c:3295 [inline]
 balance_pgdat mm/vmscan.c:3405 [inline]
 kswapd+0x1fd8/0x3520 mm/vmscan.c:3627
 kthread+0x473/0x4b0 kernel/kthread.c:247
 ret_from_fork+0x35/0x40 arch/x86/entry/entry_64.S:415
Modules linked in:
Dumping ftrace buffer:
   (ftrace buffer empty)
CR2: ffff8801991fcb48
---[ end trace 5d821f3dad60c08e ]---
BUG: unable to handle kernel paging request at ffff8801991fd3b8
PGD c316067 
RIP: 0010:page_evictable mm/vmscan.c:3987 [inline]
RIP: 0010:shrink_page_list+0x7ac/0x7590 mm/vmscan.c:967
P4D c316067 
Code: 
PUD 18bd13063 
21 
PMD 10c9f7063 
e0 0f 
PTE 0
84 
e2 
Oops: 0000 [#2] SMP PTI
00 00 
CPU: 0 PID: 29580 Comm: syz-executor4 Tainted: G      D           4.18.0-rc4+ #27
00 4d 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
85 e4 
RIP: 0010:page_evictable mm/vmscan.c:3987 [inline]
RIP: 0010:shrink_page_list+0x7ac/0x7590 mm/vmscan.c:967
0f 84 
Code: 
ea 
21 
00 00 
e0 0f 
00 49 
84 e2 
83 
00 00 
c4 78 
00 
4d 
4d 
85 
85 e4 
ff 0f 
0f 
85 3a 
84 ea 
03 00 
00 00 
00 4d 
00 
8b 34 
49 83 
24 4c 
c4 78 
89 e7 
4d 85 
e8 24 
ff 0f 
67 25 
85 3a 
00 <48> 
03 00 
8b 00 
00 4d 
83 e0 
8b 
08 41 
34 
83 e6 
24 4c 
08 48 
89 e7 
85 
e8 24 
c0 4c 
67 25 
8b bd 
00 <48> 
28 ff 
8b 00 
ff ff 
83 
74 0e 
e0 08 
RSP: 0018:ffff8801cda4f530 EFLAGS: 00010286
41 83 
e6 
RAX: ffff8801991fcb48 RBX: ffff8801d13f2680 RCX: ffff880199a00b48
08 
RDX: ffff880199a00b48 RSI: aaaaaaaaaaaab000 RDI: ffffea000a84d880
48 85 
RBP: ffff8801cda4f748 R08: 0000000000000000 R09: 0000000000000002
c0 4c 
R10: 0000000000000000 R11: ffffffff81ab2870 R12: ffff8801c0cecb48
8b bd 
R13: 00000000c500011b R14: 0000000000000000 R15: 0000000000000000
28 ff 
FS:  0000000000000000(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000
ff ff 
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
74 
CR2: ffff8801991fcb48 CR3: 000000019b38c000 CR4: 00000000001406e0
0e 
DR0: 0000000020abe000 DR1: 0000000020000000 DR2: 0000000020000000
RSP: 0018:ffff8800ab34e7d0 EFLAGS: 00010286
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600