------------[ cut here ]------------
kernel BUG at arch/x86/mm/physaddr.c:27!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 11280 Comm: syz-executor.5 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:ffff88801c09f920 EFLAGS: 00010293
RAX: ffff888014fde300 RBX: 00007fc4570d2000 RCX: ffffffff812b5e78
RDX: 0000000000000000 RSI: ffffffff812b5ed7 RDI: 0000000000000006
RBP: 00007fc4d70d2000 R08: 0000000000000000 R09: 00007fc4d70d2000
R10: 0000000000000006 R11: 0000000000000000 R12: 0000f744570d2000
R13: ffff88801c09f978 R14: 0000000000000000 R15: 0000000000000286
FS:  00005555557fc400(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3d295b2090 CR3: 0000000099fb2000 CR4: 00000000003426f0
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
 vm_area_dup+0x1c/0x170 kernel/fork.c:329
 __split_vma+0xa5/0x560 mm/mmap.c:2624
 split_vma+0x95/0xd0 mm/mmap.c:2682
 mprotect_fixup+0x75e/0x9b0 mm/mprotect.c:445
 do_mprotect_pkey+0x562/0x9b0 mm/mprotect.c:589
 __do_sys_mprotect mm/mprotect.c:614 [inline]
 __se_sys_mprotect mm/mprotect.c:611 [inline]
 __x64_sys_mprotect+0x74/0xb0 mm/mprotect.c:611
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f3d2949dfc7
sd 0:0:1:0: [sg0] tag#7943 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK
Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 0a 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe705146f8 EFLAGS: 00000206 ORIG_RAX: 000000000000000a
RAX: ffffffffffffffda RBX: 0000000000021000 RCX: 00007f3d2949dfc7
RDX: 0000000000000003 RSI: 0000000000020000 RDI: 00007f3d27dd3000
RBP: 00007ffe705147d0 R08: 00000000ffffffff R09: 00007f3d27df2700
R10: 0000000000020022 R11: 0000000000000206 R12: 00007ffe705148f0
R13: 00007f3d27df2700 R14: 0000000000000000 R15: 0000000000022000
Modules linked in:
---[ end trace 37796405f90cfa6d ]---
sd 0:0:1:0: [sg0] tag#7943 CDB: opcode=0xe5 (vendor)
sd 0:0:1:0: [sg0] tag#7943 CDB[00]: e5 f4 32 73 2f 4e 09 6d 26 e2 c7 35 d1 35 12 1c
sg_write: data in/out 485/1918 bytes for SCSI command 0xb0-- guessing data in;
   program syz-executor.2 not setting count and/or reply_len properly
sd 0:0:1:0: [sg0] tag#7943 CDB[10]: 92 1b da 40 b8 58 5b a8 d4 7d 34 f3 90 4c f1 2d
sd 0:0:1:0: [sg0] tag#7943 CDB[20]: ba
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:ffff88801c09f920 EFLAGS: 00010293
RAX: ffff888014fde300 RBX: 00007fc4570d2000 RCX: ffffffff812b5e78
RDX: 0000000000000000 RSI: ffffffff812b5ed7 RDI: 0000000000000006
RBP: 00007fc4d70d2000 R08: 0000000000000000 R09: 00007fc4d70d2000
R10: 0000000000000006 R11: 0000000000000000 R12: 0000f744570d2000
R13: ffff88801c09f978 R14: 0000000000000000 R15: 0000000000000286
FS:  00005555557fc400(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2e624000 CR3: 0000000099fb2000 CR4: 00000000003426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	73 01                	jae    0x3
   2:	c3                   	retq
   3:	48 c7 c1 bc ff ff ff 	mov    $0xffffffffffffffbc,%rcx
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	retq
  14:	66 2e 0f 1f 84 00 00 	nopw   %cs:0x0(%rax,%rax,1)
  1b:	00 00 00
  1e:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  23:	b8 0a 00 00 00       	mov    $0xa,%eax
  28:	0f 05                	syscall
* 2a:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax <-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	retq
  33:	48 c7 c1 bc ff ff ff 	mov    $0xffffffffffffffbc,%rcx
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W