read_mapping_page failed!
diRead: diIAGRead returned -5
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037]
CPU: 0 UID: 0 PID: 8106 Comm: syz.8.325 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:jfs_flush_journal+0x81d/0xef0
Code: fd a1 fe 4d 8d 77 f0 4c 89 f0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 f7 e8 91 ba d1 fe 4d 8b 26 49 83 c4 30 4c 89 e0 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 e7 e8 75 ba d1 fe 49 8b 3c 24 e8 8c fd a1
RSP: 0018:ffffc900038d7980 EFLAGS: 00010206
RAX: 0000000000000006 RBX: dffffc0000000000 RCX: ffff88816d8c8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900038d7ac0 R08: ffffc900038d78cf R09: 0000000000000000
R10: ffffc900038d7768 R11: fffff5200071af1a R12: 0000000000000030
R13: ffff88811210f1a8 R14: ffff88816b3e4628 R15: ffff88816b3e4638
FS:  00007f79183316c0(0000) GS:ffff88818de63000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005652a715b950 CR3: 000000017401e000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 jfs_umount+0x178/0x3c0
 jfs_fill_super+0x9c5/0xd80
 get_tree_bdev_flags+0x431/0x4f0
 vfs_get_tree+0x92/0x2a0
 do_new_mount+0x341/0xd30
 __se_sys_mount+0x31d/0x420
 do_syscall_64+0x14d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f791739da0a
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007f7918330e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f7918330ee0 RCX: 00007f791739da0a
RDX: 0000200000000100 RSI: 00002000000000c0 RDI: 00007f7918330ea0
RBP: 0000200000000100 R08: 00007f7918330ee0 R09: 0000000001010006
R10: 0000000001010006 R11: 0000000000000246 R12: 00002000000000c0
R13: 00007f7918330ea0 R14: 00000000000061b6 R15: 0000200000001180
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:jfs_flush_journal+0x81d/0xef0
Code: fd a1 fe 4d 8d 77 f0 4c 89 f0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 f7 e8 91 ba d1 fe 4d 8b 26 49 83 c4 30 4c 89 e0 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 e7 e8 75 ba d1 fe 49 8b 3c 24 e8 8c fd a1
RSP: 0018:ffffc900038d7980 EFLAGS: 00010206
RAX: 0000000000000006 RBX: dffffc0000000000 RCX: ffff88816d8c8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900038d7ac0 R08: ffffc900038d78cf R09: 0000000000000000
R10: ffffc900038d7768 R11: fffff5200071af1a R12: 0000000000000030
R13: ffff88811210f1a8 R14: ffff88816b3e4628 R15: ffff88816b3e4638
FS:  00007f79183316c0(0000) GS:ffff8882a9463000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd66babeac CR3: 000000017401e000 CR4: 00000000000006f0
