Oops: general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
CPU: 0 UID: 0 PID: 9650 Comm: syz.0.747 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:put_page+0x23/0x270
Code: 90 90 90 90 90 90 90 55 41 57 41 56 53 48 89 fb 49 bf 00 00 00 00 00 fc ff df e8 58 97 7b ff 4c 8d 73 08 4c 89 f0 48 c1 e8 03 <42> 80 3c 38 00 74 08 4c 89 f7 e8 0e 9d df ff 4d 8b 36 4c 89 f6 48
RSP: 0018:ffffc9000661f8a8 EFLAGS: 00010202
RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffff888122213980
RDX: 0000000000000000 RSI: ffff88803151d9b8 RDI: 0000000000000000
RBP: dffffc0000000000 R08: ffff88804b040043 R09: 1ffff11009608008
R10: dffffc0000000000 R11: ffffffff82447bf0 R12: ffff88803151d9c8
R13: ffffffff8bb9f948 R14: 0000000000000008 R15: dffffc0000000000
FS:  000055558fc32500(0000) GS:ffff8880b83fa000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055557f108608 CR3: 000000002a32a000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 page_cache_pipe_buf_release+0x37/0x70
 free_pipe_info+0x1f5/0x3a0
 pipe_release+0x242/0x330
 __fput+0x44c/0xa70
 task_work_run+0x1d4/0x260
 do_exit+0x6b5/0x2300
 do_group_exit+0x21c/0x2d0
 get_signal+0x1286/0x1340
 arch_do_signal_or_restart+0x9a/0x750
 exit_to_user_mode_loop+0x75/0x130
 do_syscall_64+0x2bd/0xfa0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7eff2098ebe9
Code: Unable to access opcode bytes at 0x7eff2098ebbf.
RSP: 002b:00007ffcc31465e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffdfc RBX: 00000000000470f0 RCX: 00007eff2098ebe9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007eff20bc5fac
RBP: 0000000000000bea R08: 7fffffffffffffff R09: 00000014c31468df
R10: 00007ffcc31466e0 R11: 0000000000000246 R12: 00007eff20bc5fac
R13: 00007ffcc31466e0 R14: 0000000000047cda R15: 00007ffcc3146700
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:put_page+0x23/0x270
Code: 90 90 90 90 90 90 90 55 41 57 41 56 53 48 89 fb 49 bf 00 00 00 00 00 fc ff df e8 58 97 7b ff 4c 8d 73 08 4c 89 f0 48 c1 e8 03 <42> 80 3c 38 00 74 08 4c 89 f7 e8 0e 9d df ff 4d 8b 36 4c 89 f6 48
RSP: 0018:ffffc9000661f8a8 EFLAGS: 00010202
RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffff888122213980
RDX: 0000000000000000 RSI: ffff88803151d9b8 RDI: 0000000000000000
RBP: dffffc0000000000 R08: ffff88804b040043 R09: 1ffff11009608008
R10: dffffc0000000000 R11: ffffffff82447bf0 R12: ffff88803151d9c8
R13: ffffffff8bb9f948 R14: 0000000000000008 R15: dffffc0000000000
FS:  000055558fc32500(0000) GS:ffff8880b83fa000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055557f108608 CR3: 000000002a32a000 CR4: 00000000000006f0
