------------[ cut here ]------------
kernel BUG at arch/x86/mm/physaddr.c:23!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5317 Comm: syz-executor283 Not tainted 6.13.0-syzkaller-09760-g69e858e0b8b2 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:__phys_addr+0x16a/0x170 arch/x86/mm/physaddr.c:23
Code: 60 b9 7a 8e 4c 89 f6 4c 89 fa e8 31 56 b3 03 e9 45 ff ff ff e8 27 03 52 00 90 0f 0b e8 1f 03 52 00 90 0f 0b e8 17 03 52 00 90 <0f> 0b 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000d427cd8 EFLAGS: 00010293
RAX: ffffffff816d69a9 RBX: 000000007fffffff RCX: ffff88801eb7a440
RDX: 0000000000000000 RSI: 000000007fffffff RDI: 000000001fffffff
RBP: 0000000000000000 R08: ffffffff816d6945 R09: 1ffffffff285ed0e
R10: dffffc0000000000 R11: fffffbfff285ed0f R12: ffffffffffffffff
R13: ffffea0000000000 R14: 000000007fffffff R15: 0000000000000000
FS:  000055557ed47480(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe9824fd78 CR3: 0000000040df8000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 virt_to_folio include/linux/mm.h:1295 [inline]
 virt_to_slab mm/slab.h:211 [inline]
 qlink_to_cache mm/kasan/quarantine.c:131 [inline]
 qlist_free_all+0x3d/0x140 mm/kasan/quarantine.c:176
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:250 [inline]
 slab_post_alloc_hook mm/slub.c:4115 [inline]
 slab_alloc_node mm/slub.c:4164 [inline]
 kmem_cache_alloc_noprof+0x1d9/0x380 mm/slub.c:4171
 getname_flags+0xb7/0x540 fs/namei.c:139
 user_path_at+0x24/0x60 fs/namei.c:3071
 ksys_umount fs/namespace.c:2071 [inline]
 __do_sys_umount fs/namespace.c:2079 [inline]
 __se_sys_umount fs/namespace.c:2077 [inline]
 __x64_sys_umount+0xf1/0x170 fs/namespace.c:2077
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7ae214a357
Code: 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b0 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffe98250528 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: ffffffffffffffda RBX: 0000000000000013 RCX: 00007f7ae214a357
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe982505e0
RBP: 00007ffe982505e0 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000206 R12: 00007ffe98251650
R13: 000055557ed488e0 R14: 000000000001694a R15: 0000000000000011
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__phys_addr+0x16a/0x170 arch/x86/mm/physaddr.c:23
Code: 60 b9 7a 8e 4c 89 f6 4c 89 fa e8 31 56 b3 03 e9 45 ff ff ff e8 27 03 52 00 90 0f 0b e8 1f 03 52 00 90 0f 0b e8 17 03 52 00 90 <0f> 0b 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000d427cd8 EFLAGS: 00010293
RAX: ffffffff816d69a9 RBX: 000000007fffffff RCX: ffff88801eb7a440
RDX: 0000000000000000 RSI: 000000007fffffff RDI: 000000001fffffff
RBP: 0000000000000000 R08: ffffffff816d6945 R09: 1ffffffff285ed0e
R10: dffffc0000000000 R11: fffffbfff285ed0f R12: ffffffffffffffff
R13: ffffea0000000000 R14: 000000007fffffff R15: 0000000000000000
FS:  000055557ed47480(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe9824fd78 CR3: 0000000040df8000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400