------------[ cut here ]------------
kernel BUG at arch/x86/mm/physaddr.c:27!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4698 Comm: systemd-udevd Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__phys_addr+0xa7/0x110 arch/x86/mm/physaddr.c:27
Code: 67 fb 09 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 40 28 37 00 48 85 db 75 0d e8 a6 26 37 00 4c 89 e0 5b 5d 41 5c c3 e8 99 26 37 00 <0f> 0b e8 92 26 37 00 48 c7 c0 10 30 e7 89 48 ba 00 00 00 00 00 fc
RSP: 0018:ffff88809ae7f9a8 EFLAGS: 00010293
RAX: ffff88809ae72040 RBX: 0777777007777770 RCX: ffffffff812b5e78
RDX: 0000000000000000 RSI: ffffffff812b5ed7 RDI: 0000000000000006
RBP: 0777777087777770 R08: 0000000000000000 R09: 0777777087777770
R10: 0000000000000006 R11: 0000000000000000 R12: 0777eef007777770
R13: ffff88809ae7fa00 R14: 0000000000000000 R15: 0000000000000286
FS:  00007f9b586fb8c0(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fac5e634004 CR3: 000000009ad44000 CR4: 00000000003406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 virt_to_head_page include/linux/mm.h:665 [inline]
 qlink_to_cache mm/kasan/quarantine.c:127 [inline]
 qlist_free_all+0xbb/0x140 mm/kasan/quarantine.c:163
 quarantine_reduce+0x1a9/0x230 mm/kasan/quarantine.c:259
 kasan_kmalloc+0xa2/0x160 mm/kasan/kasan.c:538
 slab_post_alloc_hook mm/slab.h:445 [inline]
 slab_alloc mm/slab.c:3397 [inline]
 kmem_cache_alloc+0x110/0x370 mm/slab.c:3557
 getname_flags+0xce/0x590 fs/namei.c:140
 user_path_at_empty+0x2a/0x50 fs/namei.c:2609
 user_path_at include/linux/namei.h:57 [inline]
 vfs_statx+0x113/0x210 fs/stat.c:185
 vfs_lstat include/linux/fs.h:3137 [inline]
 __do_sys_newlstat fs/stat.c:350 [inline]
 __se_sys_newlstat+0x96/0x120 fs/stat.c:344
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f9b5756d335
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:00007ffd1d8210e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000006
RAX: ffffffffffffffda RBX: 0000556114a1ca20 RCX: 00007f9b5756d335
RDX: 00007ffd1d821120 RSI: 00007ffd1d821120 RDI: 0000556114a1ba20
RBP: 00007ffd1d8211e0 R08: 00007f9b5782c1e8 R09: 0000000000001010
R10: 0000000000000040 R11: 0000000000000246 R12: 0000556114a1ba20
R13: 0000556114a1ba24 R14: 0000556114a0d9b1 R15: 0000556114a0d9b4
Modules linked in:
---[ end trace 50fc5bfb8bfa975c ]---
RIP: 0010:__phys_addr+0xa7/0x110 arch/x86/mm/physaddr.c:27
Code: 67 fb 09 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 40 28 37 00 48 85 db 75 0d e8 a6 26 37 00 4c 89 e0 5b 5d 41 5c c3 e8 99 26 37 00 <0f> 0b e8 92 26 37 00 48 c7 c0 10 30 e7 89 48 ba 00 00 00 00 00 fc
RSP: 0018:ffff88809ae7f9a8 EFLAGS: 00010293
RAX: ffff88809ae72040 RBX: 0777777007777770 RCX: ffffffff812b5e78
RDX: 0000000000000000 RSI: ffffffff812b5ed7 RDI: 0000000000000006
RBP: 0777777087777770 R08: 0000000000000000 R09: 0777777087777770
R10: 0000000000000006 R11: 0000000000000000 R12: 0777eef007777770
R13: ffff88809ae7fa00 R14: 0000000000000000 R15: 0000000000000286
FS:  00007f9b586fb8c0(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fac5e230018 CR3: 000000009ad44000 CR4: 00000000003406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400