Oops: general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037]
CPU: 1 UID: 0 PID: 6011 Comm: syz.0.30 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:diRead+0x420/0xb90
Code: 3c 08 00 4c 8b 7c 24 10 74 08 4c 89 f7 e8 f8 6a d7 fe 49 8b 1e 48 83 c3 34 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <0f> b6 04 08 84 c0 0f 85 a4 05 00 00 8b 1b bf 40 00 00 00 89 de e8
RSP: 0018:ffffc9000728f698 EFLAGS: 00010207
RAX: 0000000000000006 RBX: 0000000000000034 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000020
RBP: 000000000000001c R08: ffff8881aa0aca0f R09: 1ffff11035415941
R10: dffffc0000000000 R11: ffffed1035415942 R12: 0000000000000000
R13: ffff8881bfc761f0 R14: ffff88816b2bd6a0 R15: 0000000000000000
FS:  00007fab455f66c0(0000) GS:ffff8882a9465000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fab455f5ff8 CR3: 000000016a334000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 jfs_iget+0x89/0x470
 jfs_lookup+0x220/0x420
 path_openat+0x11ac/0x3860
 do_file_open+0x23e/0x4a0
 do_sys_openat2+0x113/0x200
 __x64_sys_openat+0x138/0x170
 do_syscall_64+0x14d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fab4739c799
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:00007fab455f6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fab47616180 RCX: 00007fab4739c799
RDX: 0000000000000042 RSI: 0000200000000040 RDI: ffffffffffffff9c
RBP: 00007fab47432c99 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fab47616218 R14: 00007fab47616180 R15: 00007ffe88a932f8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:diRead+0x420/0xb90
Code: 3c 08 00 4c 8b 7c 24 10 74 08 4c 89 f7 e8 f8 6a d7 fe 49 8b 1e 48 83 c3 34 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <0f> b6 04 08 84 c0 0f 85 a4 05 00 00 8b 1b bf 40 00 00 00 89 de e8
RSP: 0018:ffffc9000728f698 EFLAGS: 00010207
RAX: 0000000000000006 RBX: 0000000000000034 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000020
RBP: 000000000000001c R08: ffff8881aa0aca0f R09: 1ffff11035415941
R10: dffffc0000000000 R11: ffffed1035415942 R12: 0000000000000000
R13: ffff8881bfc761f0 R14: ffff88816b2bd6a0 R15: 0000000000000000
FS:  00007fab455f66c0(0000) GS:ffff8882a9465000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffad16269a0 CR3: 000000016a334000 CR4: 00000000000006f0
