BUG: unable to handle page fault for address: ffffea0003ffff88
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 13fff8067 P4D 13fff8067 
PUD 13fff7067 PMD 0 

Oops: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 8417 Comm: systemd-udevd Not tainted 5.12.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:compound_head include/linux/page-flags.h:184 [inline]
RIP: 0010:virt_to_head_page include/linux/mm.h:880 [inline]
RIP: 0010:qlink_to_cache mm/kasan/quarantine.c:120 [inline]
RIP: 0010:qlist_free_all+0x85/0xc0 mm/kasan/quarantine.c:162
Code: 85 ff 74 3b 4c 89 fe 48 85 ed 48 89 ef 75 cb 48 89 f7 48 89 34 24 e8 2a 52 7b ff 48 8b 34 24 48 c1 e8 0c 48 c1 e0 06 4c 01 f0 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f 45 c1 48 8b 78 18 eb 9b 49
RSP: 0018:ffffc900019b7be0 EFLAGS: 00010282

RAX: ffffea0003ffff80 RBX: ffff8880198c2200 RCX: 0000000000000000
RDX: ffff888019811c40 RSI: ffff8880ffffea00 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: 000000000000002e
R10: ffffffff813371ca R11: 000000000000003f R12: dffffc0000000000
R13: ffffc900019b7c18 R14: ffffea0000000000 R15: ffff8880ffffea00
FS:  00007f8b7e3198c0(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffea0003ffff88 CR3: 0000000027d7a000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 kasan_quarantine_reduce+0x180/0x200 mm/kasan/quarantine.c:272
 __kasan_slab_alloc+0x7f/0x90 mm/kasan/common.c:437
 kasan_slab_alloc include/linux/kasan.h:223 [inline]
 slab_post_alloc_hook mm/slab.h:516 [inline]
 slab_alloc_node mm/slub.c:2907 [inline]
 slab_alloc mm/slub.c:2915 [inline]
 kmem_cache_alloc+0x155/0x370 mm/slub.c:2920
 getname_flags.part.0+0x50/0x4f0 fs/namei.c:138
 getname_flags fs/namei.c:2735 [inline]
 user_path_at_empty+0xa1/0x100 fs/namei.c:2735
 user_path_at include/linux/namei.h:60 [inline]
 vfs_statx+0x142/0x390 fs/stat.c:195
 vfs_fstatat fs/stat.c:217 [inline]
 vfs_lstat include/linux/fs.h:3240 [inline]
 __do_sys_newlstat+0x91/0x110 fs/stat.c:372
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f8b7d18b335
Code: 69 db 2b 00 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 83 ff 01 48 89 f0 77 30 48 89 c7 48 89 d6 b8 06 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 03 f3 c3 90 48 8b 15 31 db 2b 00 f7 d8 64 89
RSP: 002b:00007ffde6f74708 EFLAGS: 00000246
 ORIG_RAX: 0000000000000006
RAX: ffffffffffffffda RBX: 00005577b0318380 RCX: 00007f8b7d18b335
RDX: 00007ffde6f74740 RSI: 00007ffde6f74740 RDI: 00005577b0317380
RBP: 00007ffde6f74800 R08: 00007f8b7d44a198 R09: 0000000000001010
R10: 00007f8b7d449b58 R11: 0000000000000246 R12: 00005577b0317380
R13: 00005577b03173a0 R14: 00005577b0312239 R15: 00005577b0312240
Modules linked in:

CR2: ffffea0003ffff88
---[ end trace d6092fbc30bd1b1a ]---
RIP: 0010:compound_head include/linux/page-flags.h:184 [inline]
RIP: 0010:virt_to_head_page include/linux/mm.h:880 [inline]
RIP: 0010:qlink_to_cache mm/kasan/quarantine.c:120 [inline]
RIP: 0010:qlist_free_all+0x85/0xc0 mm/kasan/quarantine.c:162
Code: 85 ff 74 3b 4c 89 fe 48 85 ed 48 89 ef 75 cb 48 89 f7 48 89 34 24 e8 2a 52 7b ff 48 8b 34 24 48 c1 e8 0c 48 c1 e0 06 4c 01 f0 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f 45 c1 48 8b 78 18 eb 9b 49
RSP: 0018:ffffc900019b7be0 EFLAGS: 00010282

RAX: ffffea0003ffff80 RBX: ffff8880198c2200 RCX: 0000000000000000
RDX: ffff888019811c40 RSI: ffff8880ffffea00 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: 000000000000002e
R10: ffffffff813371ca R11: 000000000000003f R12: dffffc0000000000
R13: ffffc900019b7c18 R14: ffffea0000000000 R15: ffff8880ffffea00
FS:  00007f8b7e3198c0(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffea0003ffff88 CR3: 0000000027d7a000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400