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