Oops: general protection fault, probably for non-canonical address 0xdffffc000000001e: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x00000000000000f0-0x00000000000000f7]
CPU: 0 UID: 0 PID: 23929 Comm: syz.7.7511 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:rebind_store+0xc7/0x250
Code: 83 c7 30 4d 89 fd 49 c1 ed 03 41 80 7c 2d 00 00 74 08 4c 89 ff e8 99 23 56 fa 41 bc f0 00 00 00 4d 03 27 4c 89 e0 48 c1 e8 03 <80> 3c 28 00 74 08 4c 89 e7 e8 7b 23 56 fa 4d 8b 24 24 4d 85 e4 0f
RSP: 0018:ffffc9000369fc18 EFLAGS: 00010206
RAX: 000000000000001e RBX: 0000000000000001 RCX: ffffffff9a9de501
RDX: 0000000000000001 RSI: 0000000000000004 RDI: 00000000ffffffff
RBP: dffffc0000000000 R08: ffffffff9ad70b83 R09: 1ffffffff35ae170
R10: dffffc0000000000 R11: fffffbfff35ae171 R12: 00000000000000f0
R13: 1ffffffff35ae16e R14: ffff8881056a69c0 R15: ffffffff9ad70b70
FS:  00007f8da6f826c0(0000) GS:ffff88818d6d6000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c3a1621 CR3: 000000011ad98000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 kernfs_fop_write_iter+0x3a4/0x540
 vfs_write+0x612/0xba0
 ksys_write+0x150/0x270
 do_syscall_64+0x166/0x520
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8da619e159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f8da6f82028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f8da6425fa0 RCX: 00007f8da619e159
RDX: 0000000000000001 RSI: 0000200000000940 RDI: 0000000000000004
RBP: 00007f8da6235024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f8da6426038 R14: 00007f8da6425fa0 R15: 00007ffc12a4d608
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:rebind_store+0xc7/0x250
Code: 83 c7 30 4d 89 fd 49 c1 ed 03 41 80 7c 2d 00 00 74 08 4c 89 ff e8 99 23 56 fa 41 bc f0 00 00 00 4d 03 27 4c 89 e0 48 c1 e8 03 <80> 3c 28 00 74 08 4c 89 e7 e8 7b 23 56 fa 4d 8b 24 24 4d 85 e4 0f
RSP: 0018:ffffc9000369fc18 EFLAGS: 00010206
RAX: 000000000000001e RBX: 0000000000000001 RCX: ffffffff9a9de501
RDX: 0000000000000001 RSI: 0000000000000004 RDI: 00000000ffffffff
RBP: dffffc0000000000 R08: ffffffff9ad70b83 R09: 1ffffffff35ae170
R10: dffffc0000000000 R11: fffffbfff35ae171 R12: 00000000000000f0
R13: 1ffffffff35ae16e R14: ffff8881056a69c0 R15: ffffffff9ad70b70
FS:  00007f8da6f826c0(0000) GS:ffff88818d6d6000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8da61eb840 CR3: 000000011ad98000 CR4: 00000000000006f0
