general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]
CPU: 1 PID: 4051 Comm: syz-executor410 Not tainted 5.17.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:dma_fence_array_first+0x67/0x90 drivers/dma-buf/dma-fence-array.c:234
Code: 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 37 48 8b 9b 88 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 75 0f 48 8b 03 5b c3 31 c0 c3 e8 d6 d4 81 fd eb a8 48
RSP: 0018:ffffc9000272fd60 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: 0000000000000010 RCX: ffffffff842958a2
RDX: 0000000000000002 RSI: 0000000000000004 RDI: ffff888011dedf88
RBP: ffff888011dedf00 R08: 0000000000000001 R09: ffff888011dedf3b
R10: ffffed10023bdbe7 R11: 0000000000000001 R12: ffff888011dedd90
R13: ffff888011dedf38 R14: ffff888076a2ea00 R15: 0000000000000000
FS:  00005555571ae300(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020001528 CR3: 0000000017620000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __dma_fence_unwrap_array include/linux/dma-fence-unwrap.h:42 [inline]
 dma_fence_unwrap_first include/linux/dma-fence-unwrap.h:57 [inline]
 sync_file_ioctl_fence_info drivers/dma-buf/sync_file.c:414 [inline]
 sync_file_ioctl+0x1ca/0x1c60 drivers/dma-buf/sync_file.c:477
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl fs/ioctl.c:860 [inline]
 __x64_sys_ioctl+0x11f/0x190 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0x80 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7fa133515ce9
Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff70bfe7a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa133515ce9
RDX: 0000000020001840 RSI: 00000000c0383e04 RDI: 0000000000000007
RBP: 00007fa1334d9e90 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa1334d9f20
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:dma_fence_array_first+0x67/0x90 drivers/dma-buf/dma-fence-array.c:234
Code: 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 37 48 8b 9b 88 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 75 0f 48 8b 03 5b c3 31 c0 c3 e8 d6 d4 81 fd eb a8 48
RSP: 0018:ffffc9000272fd60 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: 0000000000000010 RCX: ffffffff842958a2
RDX: 0000000000000002 RSI: 0000000000000004 RDI: ffff888011dedf88
RBP: ffff888011dedf00 R08: 0000000000000001 R09: ffff888011dedf3b
R10: ffffed10023bdbe7 R11: 0000000000000001 R12: ffff888011dedd90
R13: ffff888011dedf38 R14: ffff888076a2ea00 R15: 0000000000000000
FS:  00005555571ae300(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020001528 CR3: 0000000017620000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess), 4 bytes skipped:
   0:	df 48 89             	fisttps -0x77(%rax)
   3:	fa                   	cli
   4:	48 c1 ea 03          	shr    $0x3,%rdx
   8:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
   c:	75 37                	jne    0x45
   e:	48 8b 9b 88 00 00 00 	mov    0x88(%rbx),%rbx
  15:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  1c:	fc ff df
  1f:	48 89 da             	mov    %rbx,%rdx
  22:	48 c1 ea 03          	shr    $0x3,%rdx
* 26:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1) <-- trapping instruction
  2a:	75 0f                	jne    0x3b
  2c:	48 8b 03             	mov    (%rbx),%rax
  2f:	5b                   	pop    %rbx
  30:	c3                   	retq
  31:	31 c0                	xor    %eax,%eax
  33:	c3                   	retq
  34:	e8 d6 d4 81 fd       	callq  0xfd81d50f
  39:	eb a8                	jmp    0xffffffe3
  3b:	48                   	rex.W