BUG: unable to handle kernel paging request at fffff1de20000208
#PF error: [normal kernel read fault]
PGD 0 P4D 0 
Oops: 0000 [#1] SMP KASAN PTI
CPU: 0 PID: 1221 Comm: systemd-udevd Not tainted 5.1.0-rc3+ #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1ubuntu1 04/01/2014
RIP: 0010:__read_once_size include/linux/compiler.h:193 [inline]
RIP: 0010:compound_head include/linux/page-flags.h:172 [inline]
RIP: 0010:virt_to_head_page include/linux/mm.h:688 [inline]
RIP: 0010:qlink_to_cache mm/kasan/quarantine.c:128 [inline]
RIP: 0010:qlist_free_all+0x7b/0xc0 mm/kasan/quarantine.c:164
Code: db 48 89 df 75 db 48 89 f0 4c 01 f0 72 56 4c 89 fa 48 2b 15 17 5d 82 02 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 f5 5c 82 02 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f 45 c1 48 8b 78 18 eb a2 49
RSP: 0018:ffff88806bc5fd48 EFLAGS: 00010286
RAX: fffff1de20000200 RBX: 0000000000000000 RCX: ffffea000192f000
RDX: 0000777f80000000 RSI: 0001800800008008 RDI: 0000000000000000
RBP: 0001800800008008 R08: 0000000000000000 R09: 0000000000000000
R10: ffffea00019c7601 R11: ffff8880671d8000 R12: ffff88806bc5fd80
R13: ffffffff9bb5cb82 R14: 0000000080000000 R15: ffffffff80000000
FS:  00007fab77aab8c0(0000) GS:ffff88806d200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffff1de20000208 CR3: 0000000066b10003 CR4: 00000000003606f0
Call Trace:
 quarantine_reduce+0x13e/0x170 mm/kasan/quarantine.c:260
 __kasan_kmalloc.constprop.5+0xc2/0xd0 mm/kasan/common.c:478
 slab_post_alloc_hook mm/slab.h:437 [inline]
 slab_alloc_node mm/slub.c:2756 [inline]
 slab_alloc mm/slub.c:2764 [inline]
 kmem_cache_alloc+0xb1/0x180 mm/slub.c:2769
 getname_flags+0xc5/0x560 fs/namei.c:138
 do_sys_open+0x1cb/0x4a0 fs/open.c:1063
 do_syscall_64+0x94/0x2b0 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fab768f69b1
Code: f7 d8 bf ff ff ff ff 64 89 02 eb cb 0f 1f 00 66 2e 0f 1f 84 00 00 00 00 00 80 3f 00 74 1b be 00 08 09 00 b8 02 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1f 89 c7 e9 00 ff ff ff 48 8b 05 b1 54 2e 00
RSP: 002b:00007fffbe9baf88 EFLAGS: 00000202 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00005618db739860 RCX: 00007fab768f69b1
RDX: 00000000000000ff RSI: 0000000000090800 RDI: 00005618db720fc0
RBP: 00007fab77aab708 R08: 00005618db729a70 R09: 0000000000001010
R10: 00007fab76bdcb58 R11: 0000000000000202 R12: 0000000000000000
R13: 00005618db720fc0 R14: 00000000000000ff R15: 00005618db720fc0
Modules linked in:
Dumping ftrace buffer:
   (ftrace buffer empty)
CR2: fffff1de20000208
---[ end trace a17a83aeeecb468f ]---
RIP: 0010:__read_once_size include/linux/compiler.h:193 [inline]
RIP: 0010:compound_head include/linux/page-flags.h:172 [inline]
RIP: 0010:virt_to_head_page include/linux/mm.h:688 [inline]
RIP: 0010:qlink_to_cache mm/kasan/quarantine.c:128 [inline]
RIP: 0010:qlist_free_all+0x7b/0xc0 mm/kasan/quarantine.c:164
Code: db 48 89 df 75 db 48 89 f0 4c 01 f0 72 56 4c 89 fa 48 2b 15 17 5d 82 02 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 f5 5c 82 02 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f 45 c1 48 8b 78 18 eb a2 49
RSP: 0018:ffff88806bc5fd48 EFLAGS: 00010286
RAX: fffff1de20000200 RBX: 0000000000000000 RCX: ffffea000192f000
RDX: 0000777f80000000 RSI: 0001800800008008 RDI: 0000000000000000
RBP: 0001800800008008 R08: 0000000000000000 R09: 0000000000000000
R10: ffffea00019c7601 R11: ffff8880671d8000 R12: ffff88806bc5fd80
R13: ffffffff9bb5cb82 R14: 0000000080000000 R15: ffffffff80000000
FS:  00007fab77aab8c0(0000) GS:ffff88806d200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffff1de20000208 CR3: 0000000066b10003 CR4: 00000000003606f0
