IPVS: ftp: loaded support on port[0] = 21
------------[ cut here ]------------
kernel BUG at arch/x86/mm/physaddr.c:28!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 32172 Comm: syz-executor.3 Not tainted 5.9.0-rc6-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:28
Code: 35 23 0a 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 90 69 40 00 48 85 db 75 0d e8 06 6d 40 00 4c 89 e0 5b 5d 41 5c c3 e8 f9 6c 40 00 <0f> 0b e8 f2 6c 40 00 48 c7 c0 10 50 e9 89 48 ba 00 00 00 00 00 fc
RSP: 0018:ffffc900075a7868 EFLAGS: 00010246
RAX: 0000000000040000 RBX: 0007700000770770 RCX: ffffc9000ed69000
RDX: 0000000000040000 RSI: ffffffff8135d147 RDI: 0000000000000006
RBP: 0007700080770770 R08: 0000000000000001 R09: ffffffff8d0b79ef
R10: 0007700080770770 R11: 0000000000000000 R12: 0007e78000770770
R13: ffffc900075a78d0 R14: 0000000000000200 R15: dffffc0000000000
FS:  00007fa91322e700(0000) GS:ffff8880ae500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffebdec3cf7 CR3: 000000021aa36000 CR4: 00000000001526e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 virt_to_head_page include/linux/mm.h:850 [inline]
 qlink_to_cache mm/kasan/quarantine.c:128 [inline]
 qlist_free_all+0xd9/0x170 mm/kasan/quarantine.c:165
 quarantine_reduce+0x17e/0x200 mm/kasan/quarantine.c:261
 __kasan_kmalloc.constprop.0+0x9e/0xd0 mm/kasan/common.c:442
 __do_kmalloc mm/slab.c:3655 [inline]
 __kmalloc+0x1b0/0x360 mm/slab.c:3664
 kmalloc include/linux/slab.h:559 [inline]
 kzalloc include/linux/slab.h:666 [inline]
 ops_init+0xfb/0x470 net/core/net_namespace.c:141
 setup_net+0x2d8/0x850 net/core/net_namespace.c:341
 copy_net_ns+0x2cf/0x5e0 net/core/net_namespace.c:482
 create_new_namespaces+0x3f6/0xb10 kernel/nsproxy.c:110
 copy_namespaces+0x385/0x470 kernel/nsproxy.c:179
 copy_process+0x294b/0x6940 kernel/fork.c:2072
 _do_fork+0xe8/0xb10 kernel/fork.c:2428
 __do_sys_clone+0xc8/0x110 kernel/fork.c:2545
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45e179
Code: 3d b2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 0b b2 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fa91322dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000001fc0 RCX: 000000000045e179
RDX: 9999999999999999 RSI: 0000000000000000 RDI: 00000000e1004d7c
RBP: 000000000118cf90 R08: ffffffffffffffff R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c
R13: 000000000169fb6f R14: 00007fa91322e9c0 R15: 000000000118cf4c
Modules linked in:
---[ end trace 26faa37bc47e5913 ]---
RIP: 0010:__phys_addr+0xa7/0x110 arch/x86/mm/physaddr.c:28
Code: 35 23 0a 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 90 69 40 00 48 85 db 75 0d e8 06 6d 40 00 4c 89 e0 5b 5d 41 5c c3 e8 f9 6c 40 00 <0f> 0b e8 f2 6c 40 00 48 c7 c0 10 50 e9 89 48 ba 00 00 00 00 00 fc
RSP: 0018:ffffc900075a7868 EFLAGS: 00010246
RAX: 0000000000040000 RBX: 0007700000770770 RCX: ffffc9000ed69000
RDX: 0000000000040000 RSI: ffffffff8135d147 RDI: 0000000000000006
RBP: 0007700080770770 R08: 0000000000000001 R09: ffffffff8d0b79ef
R10: 0007700080770770 R11: 0000000000000000 R12: 0007e78000770770
R13: ffffc900075a78d0 R14: 0000000000000200 R15: dffffc0000000000
FS:  00007fa91322e700(0000) GS:ffff8880ae500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffebdec3cf7 CR3: 000000021aa36000 CR4: 00000000001526e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400