------------[ cut here ]------------
kernel BUG at arch/x86/mm/physaddr.c:28!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 7962 Comm: syz.2.564 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:__phys_addr+0x173/0x180
Code: e8 02 2a 4b 00 48 c7 c7 50 d1 fa 8d 48 89 de 4c 89 f2 e8 e0 2f 8b 03 e9 4d ff ff ff e8 e6 29 4b 00 90 0f 0b e8 de 29 4b 00 90 <0f> 0b e8 d6 29 4b 00 90 0f 0b 0f 1f 00 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000a967b68 EFLAGS: 00010287
RAX: ffffffff81749722 RBX: 000061800418acc0 RCX: 0000000000080000
RDX: ffffc90004044000 RSI: 0000000000000286 RDI: 0000000000000287
RBP: 00000000000000db R08: ffff8881062b30da R09: 0000000000000000
R10: ffff8881062b3000 R11: ffffed1020c5661c R12: 00000000000000db
R13: 00000000000000db R14: 0000000000000028 R15: 0000000000000061
FS:  00007f59e756e6c0(0000) GS:ffff8881a3c13000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000106654000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 kfree+0x77/0x440
 bpf_test_init+0x1ba/0x220
 bpf_prog_test_run_skb+0x2c8/0x1700
 bpf_prog_test_run+0x2c7/0x340
 __sys_bpf+0x581/0x870
 __x64_sys_bpf+0x7c/0x90
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f59e678eba9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f59e756e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f59e69d5fa0 RCX: 00007f59e678eba9
RDX: 0000000000000050 RSI: 0000200000000240 RDI: 000000000000000a
RBP: 00007f59e6811e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f59e69d6038 R14: 00007f59e69d5fa0 R15: 00007fffd64fe4f8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__phys_addr+0x173/0x180
Code: e8 02 2a 4b 00 48 c7 c7 50 d1 fa 8d 48 89 de 4c 89 f2 e8 e0 2f 8b 03 e9 4d ff ff ff e8 e6 29 4b 00 90 0f 0b e8 de 29 4b 00 90 <0f> 0b e8 d6 29 4b 00 90 0f 0b 0f 1f 00 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000a967b68 EFLAGS: 00010287
RAX: ffffffff81749722 RBX: 000061800418acc0 RCX: 0000000000080000
RDX: ffffc90004044000 RSI: 0000000000000286 RDI: 0000000000000287
RBP: 00000000000000db R08: ffff8881062b30da R09: 0000000000000000
R10: ffff8881062b3000 R11: ffffed1020c5661c R12: 00000000000000db
R13: 00000000000000db R14: 0000000000000028 R15: 0000000000000061
FS:  00007f59e756e6c0(0000) GS:ffff8881a3c13000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f59e754dd58 CR3: 0000000106654000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
