------------[ cut here ]------------
kernel BUG at arch/x86/mm/physaddr.c:28!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 15052 Comm: syz-executor.3 Not tainted 5.6.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__phys_addr+0xb3/0x120 arch/x86/mm/physaddr.c:28
Code: 09 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 e6 db 40 00 48 85 db 75 0f e8 3c da 40 00 4c 89 e0 5b 41 5c 41 5d 5d c3 e8 2d da 40 00 <0f> 0b e8 26 da 40 00 48 c7 c0 10 50 a7 89 48 ba 00 00 00 00 00 fc
RSP: 0018:ffffc90015e87490 EFLAGS: 00010012
RAX: 0000000000040000 RBX: 0000000000001000 RCX: ffffc9000f80d000
RDX: 00000000000005a3 RSI: ffffffff8134ad93 RDI: 0000000000000006
RBP: ffffc90015e874a8 R08: ffff888056118040 R09: ffffed1015d2707c
R10: ffffed1015d2707b R11: ffff8880ae9383db R12: 0000778000001000
R13: 0000000080001000 R14: ffff888093b62000 R15: 000000000000000d
FS:  00007fea2bc42700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000625208 CR3: 000000009f280000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 virt_to_head_page include/linux/mm.h:721 [inline]
 virt_to_cache mm/slab.h:472 [inline]
 kfree+0x7b/0x2c0 mm/slab.c:3749
 audit_free_lsm_field kernel/auditfilter.c:76 [inline]
 audit_free_rule kernel/auditfilter.c:91 [inline]
 audit_data_to_entry+0xb7b/0x25f0 kernel/auditfilter.c:603
 audit_rule_change+0x6b5/0x1130 kernel/auditfilter.c:1130
 audit_receive_msg+0xda5/0x28b0 kernel/audit.c:1368
 audit_receive+0x114/0x230 kernel/audit.c:1513
 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline]
 netlink_unicast+0x59e/0x7e0 net/netlink/af_netlink.c:1329
 netlink_sendmsg+0x91c/0xea0 net/netlink/af_netlink.c:1918
 sock_sendmsg_nosec net/socket.c:652 [inline]
 sock_sendmsg+0xd7/0x130 net/socket.c:672
 ____sys_sendmsg+0x753/0x880 net/socket.c:2343
 ___sys_sendmsg+0x100/0x170 net/socket.c:2397
 __sys_sendmsg+0x105/0x1d0 net/socket.c:2430
 __do_sys_sendmsg net/socket.c:2439 [inline]
 __se_sys_sendmsg net/socket.c:2437 [inline]
 __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2437
 do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45c429
Code: ad b6 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fea2bc41c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007fea2bc426d4 RCX: 000000000045c429
RDX: 0000000000000000 RSI: 00000000200004c0 RDI: 0000000000000003
RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000000008dc R14: 00000000004cb3c0 R15: 000000000076bf2c
Modules linked in:
---[ end trace 18042be3a8fa4aef ]---
RIP: 0010:__phys_addr+0xb3/0x120 arch/x86/mm/physaddr.c:28
Code: 09 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 e6 db 40 00 48 85 db 75 0f e8 3c da 40 00 4c 89 e0 5b 41 5c 41 5d 5d c3 e8 2d da 40 00 <0f> 0b e8 26 da 40 00 48 c7 c0 10 50 a7 89 48 ba 00 00 00 00 00 fc
RSP: 0018:ffffc90015e87490 EFLAGS: 00010012
RAX: 0000000000040000 RBX: 0000000000001000 RCX: ffffc9000f80d000
RDX: 00000000000005a3 RSI: ffffffff8134ad93 RDI: 0000000000000006
RBP: ffffc90015e874a8 R08: ffff888056118040 R09: ffffed1015d2707c
R10: ffffed1015d2707b R11: ffff8880ae9383db R12: 0000778000001000
R13: 0000000080001000 R14: ffff888093b62000 R15: 000000000000000d
FS:  00007fea2bc42700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000625208 CR3: 000000009f280000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400