general protection fault, probably for non-canonical address 0xdffffc000000020b: 0000 [#1] PREEMPT SMP KASAN
KASAN: probably user-memory-access in range [0x0000000000001058-0x000000000000105f]
CPU: 1 PID: 12759 Comm: syz-executor.2 Not tainted 6.6.0-syzkaller-10297-g21e80f3841c0 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:ptp_ioctl+0xcb7/0x1d10 drivers/ptp/ptp_chardev.c:476
Code: 81 fe 13 3d 00 00 0f 85 9c 02 00 00 e8 c2 97 23 fa 49 8d bc 24 58 10 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 dc 0e 00 00 49 8b bc 24 58 10 00 00 ba 00 01 00
RSP: 0018:ffffc9000378fba0 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: ffff88816da8a000 RCX: ffffc9000529a000
RDX: 000000000000020b RSI: ffffffff8763e49e RDI: 0000000000001058
RBP: ffffc9000378fec0 R08: 0000000000000005 R09: ffffc9000378fc40
R10: 0000000000003d13 R11: 0000000000000000 R12: 0000000000000000
R13: ffffc9000378fc80 R14: 0000000000003d13 R15: ffff88802017be88
FS:  00007fdd5aa7a6c0(0000) GS:ffff88806b700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30121000 CR3: 000000010364c000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 posix_clock_ioctl+0xf8/0x160 kernel/time/posix-clock.c:86
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:871 [inline]
 __se_sys_ioctl fs/ioctl.c:857 [inline]
 __x64_sys_ioctl+0x18f/0x210 fs/ioctl.c:857
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fdd59c7cae9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fdd5aa7a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fdd59d9bf80 RCX: 00007fdd59c7cae9
RDX: 0000000000000000 RSI: 0000000000003d13 RDI: 0000000000000003
RBP: 00007fdd59cc847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fdd59d9bf80 R15: 00007ffc92ed8f88
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ptp_ioctl+0xcb7/0x1d10 drivers/ptp/ptp_chardev.c:476
Code: 81 fe 13 3d 00 00 0f 85 9c 02 00 00 e8 c2 97 23 fa 49 8d bc 24 58 10 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 dc 0e 00 00 49 8b bc 24 58 10 00 00 ba 00 01 00
RSP: 0018:ffffc9000378fba0 EFLAGS: 00010202

RAX: dffffc0000000000 RBX: ffff88816da8a000 RCX: ffffc9000529a000
RDX: 000000000000020b RSI: ffffffff8763e49e RDI: 0000000000001058
RBP: ffffc9000378fec0 R08: 0000000000000005 R09: ffffc9000378fc40
R10: 0000000000003d13 R11: 0000000000000000 R12: 0000000000000000
R13: ffffc9000378fc80 R14: 0000000000003d13 R15: ffff88802017be88
FS:  00007fdd5aa7a6c0(0000) GS:ffff88806b600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fdd59cdd8d8 CR3: 000000010364c000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	81 fe 13 3d 00 00    	cmp    $0x3d13,%esi
   6:	0f 85 9c 02 00 00    	jne    0x2a8
   c:	e8 c2 97 23 fa       	call   0xfa2397d3
  11:	49 8d bc 24 58 10 00 	lea    0x1058(%r12),%rdi
  18:	00
  19:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  20:	fc ff df
  23:	48 89 fa             	mov    %rdi,%rdx
  26:	48 c1 ea 03          	shr    $0x3,%rdx
* 2a:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1) <-- trapping instruction
  2e:	0f 85 dc 0e 00 00    	jne    0xf10
  34:	49 8b bc 24 58 10 00 	mov    0x1058(%r12),%rdi
  3b:	00
  3c:	ba                   	.byte 0xba
  3d:	00 01                	add    %al,(%rcx)