BUG: unable to handle kernel paging request at ffff88010d5fc000
PGD c316067 P4D c316067 PUD 129108063 PMD 1b061f063 PTE 0
Oops: 0002 [#1] SMP PTI
CPU: 0 PID: 11579 Comm: udevd Not tainted 4.18.0-rc4+ #27
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:kmsan_internal_alloc_meta_for_pages+0x230/0x730 mm/kmsan/kmsan.c:697
Code: aa aa aa aa 48 0f af f2 48 ba 00 00 00 00 00 88 ff ff 48 01 f2 be 01 00 00 00 31 ff 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00 00 <89> 04 ba 48 63 fe 83 c6 01 48 39 f9 77 f2 31 c0 45 85 e4 0f 8e b4
RSP: 0018:ffff880191a6ed00 EFLAGS: 00010046
RAX: 000000008900007d RBX: ffffea0006503e80 RCX: 0000000000000400
RDX: ffff88010d5fc000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff880191a6ef68 R08: 0000000000480020 R09: 0000000000000003
R10: ffffffff8a401668 R11: 0000000000000000 R12: 0000000000000001
R13: 0000000000480020 R14: ffffea0009edbc40 R15: ffffea0006175da0
FS: 00007f2d5a11d7a0(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff88010d5fc000 CR3: 00000001ad5e8000 CR4: 00000000001406f0
DR0: 00000000200001c0 DR1: 00000000200001c0 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
kmsan_alloc_page+0x80/0xe0 mm/kmsan/kmsan_hooks.c:250
__alloc_pages_nodemask+0x105b/0x6320 mm/page_alloc.c:4409
alloc_pages_vma+0xce5/0x1830 mm/mempolicy.c:2057
shmem_alloc_page mm/shmem.c:1489 [inline]
shmem_alloc_and_acct_page+0x76b/0x1160 mm/shmem.c:1514
shmem_getpage_gfp+0x3d9b/0x6090 mm/shmem.c:1789
shmem_getpage mm/shmem.c:131 [inline]
shmem_write_begin+0x1ae/0x330 mm/shmem.c:2408
generic_perform_write+0x447/0xa00 mm/filemap.c:3139
__generic_file_write_iter+0x429/0xa00 mm/filemap.c:3264
generic_file_write_iter+0x814/0xbf0 mm/filemap.c:3292
call_write_iter include/linux/fs.h:1793 [inline]
new_sync_write fs/read_write.c:474 [inline]
__vfs_write+0x87e/0xb90 fs/read_write.c:487
vfs_write+0x467/0x8c0 fs/read_write.c:549
ksys_write fs/read_write.c:598 [inline]
__do_sys_write fs/read_write.c:610 [inline]
__se_sys_write fs/read_write.c:607 [inline]
__x64_sys_write+0x1cf/0x400 fs/read_write.c:607
do_syscall_64+0x15b/0x230 arch/x86/entry/common.c:290
entry_SYSCALL_64_after_hwframe+0x63/0xe7
RIP: 0033:0x7f2d59825370
Code: 73 01 c3 48 8b 0d c8 4a 2b 00 31 d2 48 29 c2 64 89 11 48 83 c8 ff eb ea 90 90 83 3d 85 a2 2b 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 0e 8a 01 00 48 89 04 24
RSP: 002b:00007fffb3e39ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f2d59825370
RDX: 000000000000001a RSI: 00007f2d5a124000 RDI: 0000000000000005
RBP: 00007f2d5a124000 R08: 00007f2d5a11d7a0 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000d5c870
R13: 000000000000001a R14: 00007fffb3e39ba0 R15: 0000000000000001
Modules linked in:
Dumping ftrace buffer:
(ftrace buffer empty)
CR2: ffff88010d5fc000
---[ end trace 2247a003321a6307 ]---
BUG: unable to handle kernel paging request at ffff88010d5ff018
RIP: 0010:kmsan_internal_alloc_meta_for_pages+0x230/0x730 mm/kmsan/kmsan.c:697
Code:
PGD c316067
aa aa
P4D c316067
aa aa
PUD 129108063
48 0f
PMD 1b061f063
af f2
PTE 0
48 ba
00 00 00
Oops: 0000 [#2] SMP PTI
CPU: 1 PID: 15135 Comm: syz-executor4 Tainted: G D 4.18.0-rc4+ #27
00 00
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
88 ff
RIP: 0010:zap_pmd_range mm/memory.c:1420 [inline]
RIP: 0010:zap_pud_range mm/memory.c:1467 [inline]
RIP: 0010:zap_p4d_range mm/memory.c:1488 [inline]
RIP: 0010:unmap_page_range+0x7b7/0x3c00 mm/memory.c:1509
ff 48
Code:
01 f2
4c
be 01
0f
00 00
45
00 31
f7
ff 0f
4c
1f 40
89
00 66
b4
2e 0f
24
1f 84
c0
00 00
00
00 00
00
00 <89>
00
04 ba
0f
48 63
45
fe 83
c2
c6 01
89
48 39
44
f9 77
24
f2 31
6c
c0 45
48
85 e4
83
0f 8e
bc
b4
24
18
RSP: 0018:ffff880191a6ed00 EFLAGS: 00010046
01
RAX: 000000008900007d RBX: ffffea0006503e80 RCX: 0000000000000400
00
RDX: ffff88010d5fc000 RSI: 0000000000000001 RDI: 0000000000000000
00
RBP: ffff880191a6ef68 R08: 0000000000480020 R09: 0000000000000003
R10: ffffffff8a401668 R11: 0000000000000000 R12: 0000000000000001
00
R13: 0000000000480020 R14: ffffea0009edbc40 R15: ffffea0006175da0
FS: 00007f2d5a11d7a0(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000
0f
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff88010d5fc000 CR3: 00000001ad5e8000 CR4: 00000000001406f0
85
DR0: 00000000200001c0 DR1: 00000000200001c0 DR2: 0000000000000000
f4
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600